diff options
author | Flavio Castelli <fcastelli@suse.com> | 2017-05-03 11:37:08 +0200 |
---|---|---|
committer | Alvaro <alvaro.saurin@gmail.com> | 2017-05-03 11:40:31 +0200 |
commit | ee12004ab93e54f326896e9909ba9e6a2bd11e89 (patch) | |
tree | 1ea30d204b04425ebd1dadaf8cc991d572c7f0fb /vendor/github.com/aws/aws-sdk-go/aws | |
parent | a286dc5494691c2b04c48ef6695ed0c902912c0f (diff) | |
download | terraform-provider-libvirt-ee12004ab93e54f326896e9909ba9e6a2bd11e89.tar terraform-provider-libvirt-ee12004ab93e54f326896e9909ba9e6a2bd11e89.tar.gz |
Vendor dependencies with vndr
This fixes issue #123
Diffstat (limited to 'vendor/github.com/aws/aws-sdk-go/aws')
64 files changed, 12059 insertions, 0 deletions
diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awserr/error.go b/vendor/github.com/aws/aws-sdk-go/aws/awserr/error.go new file mode 100644 index 00000000..56fdfc2b --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awserr/error.go @@ -0,0 +1,145 @@ +// Package awserr represents API error interface accessors for the SDK. +package awserr + +// An Error wraps lower level errors with code, message and an original error. +// The underlying concrete error type may also satisfy other interfaces which +// can be to used to obtain more specific information about the error. +// +// Calling Error() or String() will always include the full information about +// an error based on its underlying type. +// +// Example: +// +// output, err := s3manage.Upload(svc, input, opts) +// if err != nil { +// if awsErr, ok := err.(awserr.Error); ok { +// // Get error details +// log.Println("Error:", awsErr.Code(), awsErr.Message()) +// +// // Prints out full error message, including original error if there was one. +// log.Println("Error:", awsErr.Error()) +// +// // Get original error +// if origErr := awsErr.OrigErr(); origErr != nil { +// // operate on original error. +// } +// } else { +// fmt.Println(err.Error()) +// } +// } +// +type Error interface { + // Satisfy the generic error interface. + error + + // Returns the short phrase depicting the classification of the error. + Code() string + + // Returns the error details message. + Message() string + + // Returns the original error if one was set. Nil is returned if not set. + OrigErr() error +} + +// BatchError is a batch of errors which also wraps lower level errors with +// code, message, and original errors. Calling Error() will include all errors +// that occurred in the batch. +// +// Deprecated: Replaced with BatchedErrors. Only defined for backwards +// compatibility. +type BatchError interface { + // Satisfy the generic error interface. + error + + // Returns the short phrase depicting the classification of the error. + Code() string + + // Returns the error details message. + Message() string + + // Returns the original error if one was set. Nil is returned if not set. + OrigErrs() []error +} + +// BatchedErrors is a batch of errors which also wraps lower level errors with +// code, message, and original errors. Calling Error() will include all errors +// that occurred in the batch. +// +// Replaces BatchError +type BatchedErrors interface { + // Satisfy the base Error interface. + Error + + // Returns the original error if one was set. Nil is returned if not set. + OrigErrs() []error +} + +// New returns an Error object described by the code, message, and origErr. +// +// If origErr satisfies the Error interface it will not be wrapped within a new +// Error object and will instead be returned. +func New(code, message string, origErr error) Error { + var errs []error + if origErr != nil { + errs = append(errs, origErr) + } + return newBaseError(code, message, errs) +} + +// NewBatchError returns an BatchedErrors with a collection of errors as an +// array of errors. +func NewBatchError(code, message string, errs []error) BatchedErrors { + return newBaseError(code, message, errs) +} + +// A RequestFailure is an interface to extract request failure information from +// an Error such as the request ID of the failed request returned by a service. +// RequestFailures may not always have a requestID value if the request failed +// prior to reaching the service such as a connection error. +// +// Example: +// +// output, err := s3manage.Upload(svc, input, opts) +// if err != nil { +// if reqerr, ok := err.(RequestFailure); ok { +// log.Println("Request failed", reqerr.Code(), reqerr.Message(), reqerr.RequestID()) +// } else { +// log.Println("Error:", err.Error()) +// } +// } +// +// Combined with awserr.Error: +// +// output, err := s3manage.Upload(svc, input, opts) +// if err != nil { +// if awsErr, ok := err.(awserr.Error); ok { +// // Generic AWS Error with Code, Message, and original error (if any) +// fmt.Println(awsErr.Code(), awsErr.Message(), awsErr.OrigErr()) +// +// if reqErr, ok := err.(awserr.RequestFailure); ok { +// // A service error occurred +// fmt.Println(reqErr.StatusCode(), reqErr.RequestID()) +// } +// } else { +// fmt.Println(err.Error()) +// } +// } +// +type RequestFailure interface { + Error + + // The status code of the HTTP response. + StatusCode() int + + // The request ID returned by the service for a request failure. This will + // be empty if no request ID is available such as the request failed due + // to a connection error. + RequestID() string +} + +// NewRequestFailure returns a new request error wrapper for the given Error +// provided. +func NewRequestFailure(err Error, statusCode int, reqID string) RequestFailure { + return newRequestError(err, statusCode, reqID) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awserr/types.go b/vendor/github.com/aws/aws-sdk-go/aws/awserr/types.go new file mode 100644 index 00000000..0202a008 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awserr/types.go @@ -0,0 +1,194 @@ +package awserr + +import "fmt" + +// SprintError returns a string of the formatted error code. +// +// Both extra and origErr are optional. If they are included their lines +// will be added, but if they are not included their lines will be ignored. +func SprintError(code, message, extra string, origErr error) string { + msg := fmt.Sprintf("%s: %s", code, message) + if extra != "" { + msg = fmt.Sprintf("%s\n\t%s", msg, extra) + } + if origErr != nil { + msg = fmt.Sprintf("%s\ncaused by: %s", msg, origErr.Error()) + } + return msg +} + +// A baseError wraps the code and message which defines an error. It also +// can be used to wrap an original error object. +// +// Should be used as the root for errors satisfying the awserr.Error. Also +// for any error which does not fit into a specific error wrapper type. +type baseError struct { + // Classification of error + code string + + // Detailed information about error + message string + + // Optional original error this error is based off of. Allows building + // chained errors. + errs []error +} + +// newBaseError returns an error object for the code, message, and errors. +// +// code is a short no whitespace phrase depicting the classification of +// the error that is being created. +// +// message is the free flow string containing detailed information about the +// error. +// +// origErrs is the error objects which will be nested under the new errors to +// be returned. +func newBaseError(code, message string, origErrs []error) *baseError { + b := &baseError{ + code: code, + message: message, + errs: origErrs, + } + + return b +} + +// Error returns the string representation of the error. +// +// See ErrorWithExtra for formatting. +// +// Satisfies the error interface. +func (b baseError) Error() string { + size := len(b.errs) + if size > 0 { + return SprintError(b.code, b.message, "", errorList(b.errs)) + } + + return SprintError(b.code, b.message, "", nil) +} + +// String returns the string representation of the error. +// Alias for Error to satisfy the stringer interface. +func (b baseError) String() string { + return b.Error() +} + +// Code returns the short phrase depicting the classification of the error. +func (b baseError) Code() string { + return b.code +} + +// Message returns the error details message. +func (b baseError) Message() string { + return b.message +} + +// OrigErr returns the original error if one was set. Nil is returned if no +// error was set. This only returns the first element in the list. If the full +// list is needed, use BatchedErrors. +func (b baseError) OrigErr() error { + switch len(b.errs) { + case 0: + return nil + case 1: + return b.errs[0] + default: + if err, ok := b.errs[0].(Error); ok { + return NewBatchError(err.Code(), err.Message(), b.errs[1:]) + } + return NewBatchError("BatchedErrors", + "multiple errors occurred", b.errs) + } +} + +// OrigErrs returns the original errors if one was set. An empty slice is +// returned if no error was set. +func (b baseError) OrigErrs() []error { + return b.errs +} + +// So that the Error interface type can be included as an anonymous field +// in the requestError struct and not conflict with the error.Error() method. +type awsError Error + +// A requestError wraps a request or service error. +// +// Composed of baseError for code, message, and original error. +type requestError struct { + awsError + statusCode int + requestID string +} + +// newRequestError returns a wrapped error with additional information for +// request status code, and service requestID. +// +// Should be used to wrap all request which involve service requests. Even if +// the request failed without a service response, but had an HTTP status code +// that may be meaningful. +// +// Also wraps original errors via the baseError. +func newRequestError(err Error, statusCode int, requestID string) *requestError { + return &requestError{ + awsError: err, + statusCode: statusCode, + requestID: requestID, + } +} + +// Error returns the string representation of the error. +// Satisfies the error interface. +func (r requestError) Error() string { + extra := fmt.Sprintf("status code: %d, request id: %s", + r.statusCode, r.requestID) + return SprintError(r.Code(), r.Message(), extra, r.OrigErr()) +} + +// String returns the string representation of the error. +// Alias for Error to satisfy the stringer interface. +func (r requestError) String() string { + return r.Error() +} + +// StatusCode returns the wrapped status code for the error +func (r requestError) StatusCode() int { + return r.statusCode +} + +// RequestID returns the wrapped requestID +func (r requestError) RequestID() string { + return r.requestID +} + +// OrigErrs returns the original errors if one was set. An empty slice is +// returned if no error was set. +func (r requestError) OrigErrs() []error { + if b, ok := r.awsError.(BatchedErrors); ok { + return b.OrigErrs() + } + return []error{r.OrigErr()} +} + +// An error list that satisfies the golang interface +type errorList []error + +// Error returns the string representation of the error. +// +// Satisfies the error interface. +func (e errorList) Error() string { + msg := "" + // How do we want to handle the array size being zero + if size := len(e); size > 0 { + for i := 0; i < size; i++ { + msg += fmt.Sprintf("%s", e[i].Error()) + // We check the next index to see if it is within the slice. + // If it is, then we append a newline. We do this, because unit tests + // could be broken with the additional '\n' + if i+1 < size { + msg += "\n" + } + } + } + return msg +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awsutil/copy.go b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/copy.go new file mode 100644 index 00000000..1a3d106d --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/copy.go @@ -0,0 +1,108 @@ +package awsutil + +import ( + "io" + "reflect" + "time" +) + +// Copy deeply copies a src structure to dst. Useful for copying request and +// response structures. +// +// Can copy between structs of different type, but will only copy fields which +// are assignable, and exist in both structs. Fields which are not assignable, +// or do not exist in both structs are ignored. +func Copy(dst, src interface{}) { + dstval := reflect.ValueOf(dst) + if !dstval.IsValid() { + panic("Copy dst cannot be nil") + } + + rcopy(dstval, reflect.ValueOf(src), true) +} + +// CopyOf returns a copy of src while also allocating the memory for dst. +// src must be a pointer type or this operation will fail. +func CopyOf(src interface{}) (dst interface{}) { + dsti := reflect.New(reflect.TypeOf(src).Elem()) + dst = dsti.Interface() + rcopy(dsti, reflect.ValueOf(src), true) + return +} + +// rcopy performs a recursive copy of values from the source to destination. +// +// root is used to skip certain aspects of the copy which are not valid +// for the root node of a object. +func rcopy(dst, src reflect.Value, root bool) { + if !src.IsValid() { + return + } + + switch src.Kind() { + case reflect.Ptr: + if _, ok := src.Interface().(io.Reader); ok { + if dst.Kind() == reflect.Ptr && dst.Elem().CanSet() { + dst.Elem().Set(src) + } else if dst.CanSet() { + dst.Set(src) + } + } else { + e := src.Type().Elem() + if dst.CanSet() && !src.IsNil() { + if _, ok := src.Interface().(*time.Time); !ok { + dst.Set(reflect.New(e)) + } else { + tempValue := reflect.New(e) + tempValue.Elem().Set(src.Elem()) + // Sets time.Time's unexported values + dst.Set(tempValue) + } + } + if src.Elem().IsValid() { + // Keep the current root state since the depth hasn't changed + rcopy(dst.Elem(), src.Elem(), root) + } + } + case reflect.Struct: + t := dst.Type() + for i := 0; i < t.NumField(); i++ { + name := t.Field(i).Name + srcVal := src.FieldByName(name) + dstVal := dst.FieldByName(name) + if srcVal.IsValid() && dstVal.CanSet() { + rcopy(dstVal, srcVal, false) + } + } + case reflect.Slice: + if src.IsNil() { + break + } + + s := reflect.MakeSlice(src.Type(), src.Len(), src.Cap()) + dst.Set(s) + for i := 0; i < src.Len(); i++ { + rcopy(dst.Index(i), src.Index(i), false) + } + case reflect.Map: + if src.IsNil() { + break + } + + s := reflect.MakeMap(src.Type()) + dst.Set(s) + for _, k := range src.MapKeys() { + v := src.MapIndex(k) + v2 := reflect.New(v.Type()).Elem() + rcopy(v2, v, false) + dst.SetMapIndex(k, v2) + } + default: + // Assign the value if possible. If its not assignable, the value would + // need to be converted and the impact of that may be unexpected, or is + // not compatible with the dst type. + if src.Type().AssignableTo(dst.Type()) { + dst.Set(src) + } + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awsutil/equal.go b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/equal.go new file mode 100644 index 00000000..59fa4a55 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/equal.go @@ -0,0 +1,27 @@ +package awsutil + +import ( + "reflect" +) + +// DeepEqual returns if the two values are deeply equal like reflect.DeepEqual. +// In addition to this, this method will also dereference the input values if +// possible so the DeepEqual performed will not fail if one parameter is a +// pointer and the other is not. +// +// DeepEqual will not perform indirection of nested values of the input parameters. +func DeepEqual(a, b interface{}) bool { + ra := reflect.Indirect(reflect.ValueOf(a)) + rb := reflect.Indirect(reflect.ValueOf(b)) + + if raValid, rbValid := ra.IsValid(), rb.IsValid(); !raValid && !rbValid { + // If the elements are both nil, and of the same type the are equal + // If they are of different types they are not equal + return reflect.TypeOf(a) == reflect.TypeOf(b) + } else if raValid != rbValid { + // Both values must be valid to be equal + return false + } + + return reflect.DeepEqual(ra.Interface(), rb.Interface()) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awsutil/path_value.go b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/path_value.go new file mode 100644 index 00000000..11c52c38 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/path_value.go @@ -0,0 +1,222 @@ +package awsutil + +import ( + "reflect" + "regexp" + "strconv" + "strings" + + "github.com/jmespath/go-jmespath" +) + +var indexRe = regexp.MustCompile(`(.+)\[(-?\d+)?\]$`) + +// rValuesAtPath returns a slice of values found in value v. The values +// in v are explored recursively so all nested values are collected. +func rValuesAtPath(v interface{}, path string, createPath, caseSensitive, nilTerm bool) []reflect.Value { + pathparts := strings.Split(path, "||") + if len(pathparts) > 1 { + for _, pathpart := range pathparts { + vals := rValuesAtPath(v, pathpart, createPath, caseSensitive, nilTerm) + if len(vals) > 0 { + return vals + } + } + return nil + } + + values := []reflect.Value{reflect.Indirect(reflect.ValueOf(v))} + components := strings.Split(path, ".") + for len(values) > 0 && len(components) > 0 { + var index *int64 + var indexStar bool + c := strings.TrimSpace(components[0]) + if c == "" { // no actual component, illegal syntax + return nil + } else if caseSensitive && c != "*" && strings.ToLower(c[0:1]) == c[0:1] { + // TODO normalize case for user + return nil // don't support unexported fields + } + + // parse this component + if m := indexRe.FindStringSubmatch(c); m != nil { + c = m[1] + if m[2] == "" { + index = nil + indexStar = true + } else { + i, _ := strconv.ParseInt(m[2], 10, 32) + index = &i + indexStar = false + } + } + + nextvals := []reflect.Value{} + for _, value := range values { + // pull component name out of struct member + if value.Kind() != reflect.Struct { + continue + } + + if c == "*" { // pull all members + for i := 0; i < value.NumField(); i++ { + if f := reflect.Indirect(value.Field(i)); f.IsValid() { + nextvals = append(nextvals, f) + } + } + continue + } + + value = value.FieldByNameFunc(func(name string) bool { + if c == name { + return true + } else if !caseSensitive && strings.ToLower(name) == strings.ToLower(c) { + return true + } + return false + }) + + if nilTerm && value.Kind() == reflect.Ptr && len(components[1:]) == 0 { + if !value.IsNil() { + value.Set(reflect.Zero(value.Type())) + } + return []reflect.Value{value} + } + + if createPath && value.Kind() == reflect.Ptr && value.IsNil() { + // TODO if the value is the terminus it should not be created + // if the value to be set to its position is nil. + value.Set(reflect.New(value.Type().Elem())) + value = value.Elem() + } else { + value = reflect.Indirect(value) + } + + if value.Kind() == reflect.Slice || value.Kind() == reflect.Map { + if !createPath && value.IsNil() { + value = reflect.ValueOf(nil) + } + } + + if value.IsValid() { + nextvals = append(nextvals, value) + } + } + values = nextvals + + if indexStar || index != nil { + nextvals = []reflect.Value{} + for _, valItem := range values { + value := reflect.Indirect(valItem) + if value.Kind() != reflect.Slice { + continue + } + + if indexStar { // grab all indices + for i := 0; i < value.Len(); i++ { + idx := reflect.Indirect(value.Index(i)) + if idx.IsValid() { + nextvals = append(nextvals, idx) + } + } + continue + } + + // pull out index + i := int(*index) + if i >= value.Len() { // check out of bounds + if createPath { + // TODO resize slice + } else { + continue + } + } else if i < 0 { // support negative indexing + i = value.Len() + i + } + value = reflect.Indirect(value.Index(i)) + + if value.Kind() == reflect.Slice || value.Kind() == reflect.Map { + if !createPath && value.IsNil() { + value = reflect.ValueOf(nil) + } + } + + if value.IsValid() { + nextvals = append(nextvals, value) + } + } + values = nextvals + } + + components = components[1:] + } + return values +} + +// ValuesAtPath returns a list of values at the case insensitive lexical +// path inside of a structure. +func ValuesAtPath(i interface{}, path string) ([]interface{}, error) { + result, err := jmespath.Search(path, i) + if err != nil { + return nil, err + } + + v := reflect.ValueOf(result) + if !v.IsValid() || (v.Kind() == reflect.Ptr && v.IsNil()) { + return nil, nil + } + if s, ok := result.([]interface{}); ok { + return s, err + } + if v.Kind() == reflect.Map && v.Len() == 0 { + return nil, nil + } + if v.Kind() == reflect.Slice { + out := make([]interface{}, v.Len()) + for i := 0; i < v.Len(); i++ { + out[i] = v.Index(i).Interface() + } + return out, nil + } + + return []interface{}{result}, nil +} + +// SetValueAtPath sets a value at the case insensitive lexical path inside +// of a structure. +func SetValueAtPath(i interface{}, path string, v interface{}) { + if rvals := rValuesAtPath(i, path, true, false, v == nil); rvals != nil { + for _, rval := range rvals { + if rval.Kind() == reflect.Ptr && rval.IsNil() { + continue + } + setValue(rval, v) + } + } +} + +func setValue(dstVal reflect.Value, src interface{}) { + if dstVal.Kind() == reflect.Ptr { + dstVal = reflect.Indirect(dstVal) + } + srcVal := reflect.ValueOf(src) + + if !srcVal.IsValid() { // src is literal nil + if dstVal.CanAddr() { + // Convert to pointer so that pointer's value can be nil'ed + // dstVal = dstVal.Addr() + } + dstVal.Set(reflect.Zero(dstVal.Type())) + + } else if srcVal.Kind() == reflect.Ptr { + if srcVal.IsNil() { + srcVal = reflect.Zero(dstVal.Type()) + } else { + srcVal = reflect.ValueOf(src).Elem() + } + dstVal.Set(srcVal) + } else { + dstVal.Set(srcVal) + } + +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awsutil/prettify.go b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/prettify.go new file mode 100644 index 00000000..710eb432 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/prettify.go @@ -0,0 +1,113 @@ +package awsutil + +import ( + "bytes" + "fmt" + "io" + "reflect" + "strings" +) + +// Prettify returns the string representation of a value. +func Prettify(i interface{}) string { + var buf bytes.Buffer + prettify(reflect.ValueOf(i), 0, &buf) + return buf.String() +} + +// prettify will recursively walk value v to build a textual +// representation of the value. +func prettify(v reflect.Value, indent int, buf *bytes.Buffer) { + for v.Kind() == reflect.Ptr { + v = v.Elem() + } + + switch v.Kind() { + case reflect.Struct: + strtype := v.Type().String() + if strtype == "time.Time" { + fmt.Fprintf(buf, "%s", v.Interface()) + break + } else if strings.HasPrefix(strtype, "io.") { + buf.WriteString("<buffer>") + break + } + + buf.WriteString("{\n") + + names := []string{} + for i := 0; i < v.Type().NumField(); i++ { + name := v.Type().Field(i).Name + f := v.Field(i) + if name[0:1] == strings.ToLower(name[0:1]) { + continue // ignore unexported fields + } + if (f.Kind() == reflect.Ptr || f.Kind() == reflect.Slice || f.Kind() == reflect.Map) && f.IsNil() { + continue // ignore unset fields + } + names = append(names, name) + } + + for i, n := range names { + val := v.FieldByName(n) + buf.WriteString(strings.Repeat(" ", indent+2)) + buf.WriteString(n + ": ") + prettify(val, indent+2, buf) + + if i < len(names)-1 { + buf.WriteString(",\n") + } + } + + buf.WriteString("\n" + strings.Repeat(" ", indent) + "}") + case reflect.Slice: + strtype := v.Type().String() + if strtype == "[]uint8" { + fmt.Fprintf(buf, "<binary> len %d", v.Len()) + break + } + + nl, id, id2 := "", "", "" + if v.Len() > 3 { + nl, id, id2 = "\n", strings.Repeat(" ", indent), strings.Repeat(" ", indent+2) + } + buf.WriteString("[" + nl) + for i := 0; i < v.Len(); i++ { + buf.WriteString(id2) + prettify(v.Index(i), indent+2, buf) + + if i < v.Len()-1 { + buf.WriteString("," + nl) + } + } + + buf.WriteString(nl + id + "]") + case reflect.Map: + buf.WriteString("{\n") + + for i, k := range v.MapKeys() { + buf.WriteString(strings.Repeat(" ", indent+2)) + buf.WriteString(k.String() + ": ") + prettify(v.MapIndex(k), indent+2, buf) + + if i < v.Len()-1 { + buf.WriteString(",\n") + } + } + + buf.WriteString("\n" + strings.Repeat(" ", indent) + "}") + default: + if !v.IsValid() { + fmt.Fprint(buf, "<invalid value>") + return + } + format := "%v" + switch v.Interface().(type) { + case string: + format = "%q" + case io.ReadSeeker, io.Reader: + format = "buffer(%p)" + } + fmt.Fprintf(buf, format, v.Interface()) + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/awsutil/string_value.go b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/string_value.go new file mode 100644 index 00000000..b6432f1a --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/awsutil/string_value.go @@ -0,0 +1,89 @@ +package awsutil + +import ( + "bytes" + "fmt" + "reflect" + "strings" +) + +// StringValue returns the string representation of a value. +func StringValue(i interface{}) string { + var buf bytes.Buffer + stringValue(reflect.ValueOf(i), 0, &buf) + return buf.String() +} + +func stringValue(v reflect.Value, indent int, buf *bytes.Buffer) { + for v.Kind() == reflect.Ptr { + v = v.Elem() + } + + switch v.Kind() { + case reflect.Struct: + buf.WriteString("{\n") + + names := []string{} + for i := 0; i < v.Type().NumField(); i++ { + name := v.Type().Field(i).Name + f := v.Field(i) + if name[0:1] == strings.ToLower(name[0:1]) { + continue // ignore unexported fields + } + if (f.Kind() == reflect.Ptr || f.Kind() == reflect.Slice) && f.IsNil() { + continue // ignore unset fields + } + names = append(names, name) + } + + for i, n := range names { + val := v.FieldByName(n) + buf.WriteString(strings.Repeat(" ", indent+2)) + buf.WriteString(n + ": ") + stringValue(val, indent+2, buf) + + if i < len(names)-1 { + buf.WriteString(",\n") + } + } + + buf.WriteString("\n" + strings.Repeat(" ", indent) + "}") + case reflect.Slice: + nl, id, id2 := "", "", "" + if v.Len() > 3 { + nl, id, id2 = "\n", strings.Repeat(" ", indent), strings.Repeat(" ", indent+2) + } + buf.WriteString("[" + nl) + for i := 0; i < v.Len(); i++ { + buf.WriteString(id2) + stringValue(v.Index(i), indent+2, buf) + + if i < v.Len()-1 { + buf.WriteString("," + nl) + } + } + + buf.WriteString(nl + id + "]") + case reflect.Map: + buf.WriteString("{\n") + + for i, k := range v.MapKeys() { + buf.WriteString(strings.Repeat(" ", indent+2)) + buf.WriteString(k.String() + ": ") + stringValue(v.MapIndex(k), indent+2, buf) + + if i < v.Len()-1 { + buf.WriteString(",\n") + } + } + + buf.WriteString("\n" + strings.Repeat(" ", indent) + "}") + default: + format := "%v" + switch v.Interface().(type) { + case string: + format = "%q" + } + fmt.Fprintf(buf, format, v.Interface()) + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/client/client.go b/vendor/github.com/aws/aws-sdk-go/aws/client/client.go new file mode 100644 index 00000000..48b0fbd9 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/client/client.go @@ -0,0 +1,149 @@ +package client + +import ( + "fmt" + "net/http/httputil" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client/metadata" + "github.com/aws/aws-sdk-go/aws/request" +) + +// A Config provides configuration to a service client instance. +type Config struct { + Config *aws.Config + Handlers request.Handlers + Endpoint string + SigningRegion string + SigningName string +} + +// ConfigProvider provides a generic way for a service client to receive +// the ClientConfig without circular dependencies. +type ConfigProvider interface { + ClientConfig(serviceName string, cfgs ...*aws.Config) Config +} + +// ConfigNoResolveEndpointProvider same as ConfigProvider except it will not +// resolve the endpoint automatically. The service client's endpoint must be +// provided via the aws.Config.Endpoint field. +type ConfigNoResolveEndpointProvider interface { + ClientConfigNoResolveEndpoint(cfgs ...*aws.Config) Config +} + +// A Client implements the base client request and response handling +// used by all service clients. +type Client struct { + request.Retryer + metadata.ClientInfo + + Config aws.Config + Handlers request.Handlers +} + +// New will return a pointer to a new initialized service client. +func New(cfg aws.Config, info metadata.ClientInfo, handlers request.Handlers, options ...func(*Client)) *Client { + svc := &Client{ + Config: cfg, + ClientInfo: info, + Handlers: handlers.Copy(), + } + + switch retryer, ok := cfg.Retryer.(request.Retryer); { + case ok: + svc.Retryer = retryer + case cfg.Retryer != nil && cfg.Logger != nil: + s := fmt.Sprintf("WARNING: %T does not implement request.Retryer; using DefaultRetryer instead", cfg.Retryer) + cfg.Logger.Log(s) + fallthrough + default: + maxRetries := aws.IntValue(cfg.MaxRetries) + if cfg.MaxRetries == nil || maxRetries == aws.UseServiceDefaultRetries { + maxRetries = 3 + } + svc.Retryer = DefaultRetryer{NumMaxRetries: maxRetries} + } + + svc.AddDebugHandlers() + + for _, option := range options { + option(svc) + } + + return svc +} + +// NewRequest returns a new Request pointer for the service API +// operation and parameters. +func (c *Client) NewRequest(operation *request.Operation, params interface{}, data interface{}) *request.Request { + return request.New(c.Config, c.ClientInfo, c.Handlers, c.Retryer, operation, params, data) +} + +// AddDebugHandlers injects debug logging handlers into the service to log request +// debug information. +func (c *Client) AddDebugHandlers() { + if !c.Config.LogLevel.AtLeast(aws.LogDebug) { + return + } + + c.Handlers.Send.PushFrontNamed(request.NamedHandler{Name: "awssdk.client.LogRequest", Fn: logRequest}) + c.Handlers.Send.PushBackNamed(request.NamedHandler{Name: "awssdk.client.LogResponse", Fn: logResponse}) +} + +const logReqMsg = `DEBUG: Request %s/%s Details: +---[ REQUEST POST-SIGN ]----------------------------- +%s +-----------------------------------------------------` + +const logReqErrMsg = `DEBUG ERROR: Request %s/%s: +---[ REQUEST DUMP ERROR ]----------------------------- +%s +-----------------------------------------------------` + +func logRequest(r *request.Request) { + logBody := r.Config.LogLevel.Matches(aws.LogDebugWithHTTPBody) + dumpedBody, err := httputil.DumpRequestOut(r.HTTPRequest, logBody) + if err != nil { + r.Config.Logger.Log(fmt.Sprintf(logReqErrMsg, r.ClientInfo.ServiceName, r.Operation.Name, err)) + r.Error = awserr.New(request.ErrCodeRead, "an error occurred during request body reading", err) + return + } + + if logBody { + // Reset the request body because dumpRequest will re-wrap the r.HTTPRequest's + // Body as a NoOpCloser and will not be reset after read by the HTTP + // client reader. + r.ResetBody() + } + + r.Config.Logger.Log(fmt.Sprintf(logReqMsg, r.ClientInfo.ServiceName, r.Operation.Name, string(dumpedBody))) +} + +const logRespMsg = `DEBUG: Response %s/%s Details: +---[ RESPONSE ]-------------------------------------- +%s +-----------------------------------------------------` + +const logRespErrMsg = `DEBUG ERROR: Response %s/%s: +---[ RESPONSE DUMP ERROR ]----------------------------- +%s +-----------------------------------------------------` + +func logResponse(r *request.Request) { + var msg = "no response data" + if r.HTTPResponse != nil { + logBody := r.Config.LogLevel.Matches(aws.LogDebugWithHTTPBody) + dumpedBody, err := httputil.DumpResponse(r.HTTPResponse, logBody) + if err != nil { + r.Config.Logger.Log(fmt.Sprintf(logRespErrMsg, r.ClientInfo.ServiceName, r.Operation.Name, err)) + r.Error = awserr.New(request.ErrCodeRead, "an error occurred during response body reading", err) + return + } + + msg = string(dumpedBody) + } else if r.Error != nil { + msg = r.Error.Error() + } + r.Config.Logger.Log(fmt.Sprintf(logRespMsg, r.ClientInfo.ServiceName, r.Operation.Name, msg)) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go b/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go new file mode 100644 index 00000000..1313478f --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/client/default_retryer.go @@ -0,0 +1,96 @@ +package client + +import ( + "math/rand" + "sync" + "time" + + "github.com/aws/aws-sdk-go/aws/request" +) + +// DefaultRetryer implements basic retry logic using exponential backoff for +// most services. If you want to implement custom retry logic, implement the +// request.Retryer interface or create a structure type that composes this +// struct and override the specific methods. For example, to override only +// the MaxRetries method: +// +// type retryer struct { +// service.DefaultRetryer +// } +// +// // This implementation always has 100 max retries +// func (d retryer) MaxRetries() uint { return 100 } +type DefaultRetryer struct { + NumMaxRetries int +} + +// MaxRetries returns the number of maximum returns the service will use to make +// an individual API request. +func (d DefaultRetryer) MaxRetries() int { + return d.NumMaxRetries +} + +var seededRand = rand.New(&lockedSource{src: rand.NewSource(time.Now().UnixNano())}) + +// RetryRules returns the delay duration before retrying this request again +func (d DefaultRetryer) RetryRules(r *request.Request) time.Duration { + // Set the upper limit of delay in retrying at ~five minutes + minTime := 30 + throttle := d.shouldThrottle(r) + if throttle { + minTime = 500 + } + + retryCount := r.RetryCount + if retryCount > 13 { + retryCount = 13 + } else if throttle && retryCount > 8 { + retryCount = 8 + } + + delay := (1 << uint(retryCount)) * (seededRand.Intn(minTime) + minTime) + return time.Duration(delay) * time.Millisecond +} + +// ShouldRetry returns true if the request should be retried. +func (d DefaultRetryer) ShouldRetry(r *request.Request) bool { + // If one of the other handlers already set the retry state + // we don't want to override it based on the service's state + if r.Retryable != nil { + return *r.Retryable + } + + if r.HTTPResponse.StatusCode >= 500 { + return true + } + return r.IsErrorRetryable() || d.shouldThrottle(r) +} + +// ShouldThrottle returns true if the request should be throttled. +func (d DefaultRetryer) shouldThrottle(r *request.Request) bool { + if r.HTTPResponse.StatusCode == 502 || + r.HTTPResponse.StatusCode == 503 || + r.HTTPResponse.StatusCode == 504 { + return true + } + return r.IsErrorThrottle() +} + +// lockedSource is a thread-safe implementation of rand.Source +type lockedSource struct { + lk sync.Mutex + src rand.Source +} + +func (r *lockedSource) Int63() (n int64) { + r.lk.Lock() + n = r.src.Int63() + r.lk.Unlock() + return +} + +func (r *lockedSource) Seed(seed int64) { + r.lk.Lock() + r.src.Seed(seed) + r.lk.Unlock() +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/client/metadata/client_info.go b/vendor/github.com/aws/aws-sdk-go/aws/client/metadata/client_info.go new file mode 100644 index 00000000..4778056d --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/client/metadata/client_info.go @@ -0,0 +1,12 @@ +package metadata + +// ClientInfo wraps immutable data from the client.Client structure. +type ClientInfo struct { + ServiceName string + APIVersion string + Endpoint string + SigningName string + SigningRegion string + JSONVersion string + TargetPrefix string +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/config.go b/vendor/github.com/aws/aws-sdk-go/aws/config.go new file mode 100644 index 00000000..d1f31f1c --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/config.go @@ -0,0 +1,470 @@ +package aws + +import ( + "net/http" + "time" + + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/endpoints" +) + +// UseServiceDefaultRetries instructs the config to use the service's own +// default number of retries. This will be the default action if +// Config.MaxRetries is nil also. +const UseServiceDefaultRetries = -1 + +// RequestRetryer is an alias for a type that implements the request.Retryer +// interface. +type RequestRetryer interface{} + +// A Config provides service configuration for service clients. By default, +// all clients will use the defaults.DefaultConfig tructure. +// +// // Create Session with MaxRetry configuration to be shared by multiple +// // service clients. +// sess := session.Must(session.NewSession(&aws.Config{ +// MaxRetries: aws.Int(3), +// })) +// +// // Create S3 service client with a specific Region. +// svc := s3.New(sess, &aws.Config{ +// Region: aws.String("us-west-2"), +// }) +type Config struct { + // Enables verbose error printing of all credential chain errors. + // Should be used when wanting to see all errors while attempting to + // retrieve credentials. + CredentialsChainVerboseErrors *bool + + // The credentials object to use when signing requests. Defaults to a + // chain of credential providers to search for credentials in environment + // variables, shared credential file, and EC2 Instance Roles. + Credentials *credentials.Credentials + + // An optional endpoint URL (hostname only or fully qualified URI) + // that overrides the default generated endpoint for a client. Set this + // to `""` to use the default generated endpoint. + // + // @note You must still provide a `Region` value when specifying an + // endpoint for a client. + Endpoint *string + + // The resolver to use for looking up endpoints for AWS service clients + // to use based on region. + EndpointResolver endpoints.Resolver + + // EnforceShouldRetryCheck is used in the AfterRetryHandler to always call + // ShouldRetry regardless of whether or not if request.Retryable is set. + // This will utilize ShouldRetry method of custom retryers. If EnforceShouldRetryCheck + // is not set, then ShouldRetry will only be called if request.Retryable is nil. + // Proper handling of the request.Retryable field is important when setting this field. + EnforceShouldRetryCheck *bool + + // The region to send requests to. This parameter is required and must + // be configured globally or on a per-client basis unless otherwise + // noted. A full list of regions is found in the "Regions and Endpoints" + // document. + // + // @see http://docs.aws.amazon.com/general/latest/gr/rande.html + // AWS Regions and Endpoints + Region *string + + // Set this to `true` to disable SSL when sending requests. Defaults + // to `false`. + DisableSSL *bool + + // The HTTP client to use when sending requests. Defaults to + // `http.DefaultClient`. + HTTPClient *http.Client + + // An integer value representing the logging level. The default log level + // is zero (LogOff), which represents no logging. To enable logging set + // to a LogLevel Value. + LogLevel *LogLevelType + + // The logger writer interface to write logging messages to. Defaults to + // standard out. + Logger Logger + + // The maximum number of times that a request will be retried for failures. + // Defaults to -1, which defers the max retry setting to the service + // specific configuration. + MaxRetries *int + + // Retryer guides how HTTP requests should be retried in case of + // recoverable failures. + // + // When nil or the value does not implement the request.Retryer interface, + // the request.DefaultRetryer will be used. + // + // When both Retryer and MaxRetries are non-nil, the former is used and + // the latter ignored. + // + // To set the Retryer field in a type-safe manner and with chaining, use + // the request.WithRetryer helper function: + // + // cfg := request.WithRetryer(aws.NewConfig(), myRetryer) + // + Retryer RequestRetryer + + // Disables semantic parameter validation, which validates input for + // missing required fields and/or other semantic request input errors. + DisableParamValidation *bool + + // Disables the computation of request and response checksums, e.g., + // CRC32 checksums in Amazon DynamoDB. + DisableComputeChecksums *bool + + // Set this to `true` to force the request to use path-style addressing, + // i.e., `http://s3.amazonaws.com/BUCKET/KEY`. By default, the S3 client + // will use virtual hosted bucket addressing when possible + // (`http://BUCKET.s3.amazonaws.com/KEY`). + // + // @note This configuration option is specific to the Amazon S3 service. + // @see http://docs.aws.amazon.com/AmazonS3/latest/dev/VirtualHosting.html + // Amazon S3: Virtual Hosting of Buckets + S3ForcePathStyle *bool + + // Set this to `true` to disable the SDK adding the `Expect: 100-Continue` + // header to PUT requests over 2MB of content. 100-Continue instructs the + // HTTP client not to send the body until the service responds with a + // `continue` status. This is useful to prevent sending the request body + // until after the request is authenticated, and validated. + // + // http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectPUT.html + // + // 100-Continue is only enabled for Go 1.6 and above. See `http.Transport`'s + // `ExpectContinueTimeout` for information on adjusting the continue wait + // timeout. https://golang.org/pkg/net/http/#Transport + // + // You should use this flag to disble 100-Continue if you experience issues + // with proxies or third party S3 compatible services. + S3Disable100Continue *bool + + // Set this to `true` to enable S3 Accelerate feature. For all operations + // compatible with S3 Accelerate will use the accelerate endpoint for + // requests. Requests not compatible will fall back to normal S3 requests. + // + // The bucket must be enable for accelerate to be used with S3 client with + // accelerate enabled. If the bucket is not enabled for accelerate an error + // will be returned. The bucket name must be DNS compatible to also work + // with accelerate. + S3UseAccelerate *bool + + // Set this to `true` to disable the EC2Metadata client from overriding the + // default http.Client's Timeout. This is helpful if you do not want the + // EC2Metadata client to create a new http.Client. This options is only + // meaningful if you're not already using a custom HTTP client with the + // SDK. Enabled by default. + // + // Must be set and provided to the session.NewSession() in order to disable + // the EC2Metadata overriding the timeout for default credentials chain. + // + // Example: + // sess := session.Must(session.NewSession(aws.NewConfig() + // .WithEC2MetadataDiableTimeoutOverride(true))) + // + // svc := s3.New(sess) + // + EC2MetadataDisableTimeoutOverride *bool + + // Instructs the endpiont to be generated for a service client to + // be the dual stack endpoint. The dual stack endpoint will support + // both IPv4 and IPv6 addressing. + // + // Setting this for a service which does not support dual stack will fail + // to make requets. It is not recommended to set this value on the session + // as it will apply to all service clients created with the session. Even + // services which don't support dual stack endpoints. + // + // If the Endpoint config value is also provided the UseDualStack flag + // will be ignored. + // + // Only supported with. + // + // sess := session.Must(session.NewSession()) + // + // svc := s3.New(sess, &aws.Config{ + // UseDualStack: aws.Bool(true), + // }) + UseDualStack *bool + + // SleepDelay is an override for the func the SDK will call when sleeping + // during the lifecycle of a request. Specifically this will be used for + // request delays. This value should only be used for testing. To adjust + // the delay of a request see the aws/client.DefaultRetryer and + // aws/request.Retryer. + // + // SleepDelay will prevent any Context from being used for canceling retry + // delay of an API operation. It is recommended to not use SleepDelay at all + // and specify a Retryer instead. + SleepDelay func(time.Duration) + + // DisableRestProtocolURICleaning will not clean the URL path when making rest protocol requests. + // Will default to false. This would only be used for empty directory names in s3 requests. + // + // Example: + // sess := session.Must(session.NewSession(&aws.Config{ + // DisableRestProtocolURICleaning: aws.Bool(true), + // })) + // + // svc := s3.New(sess) + // out, err := svc.GetObject(&s3.GetObjectInput { + // Bucket: aws.String("bucketname"), + // Key: aws.String("//foo//bar//moo"), + // }) + DisableRestProtocolURICleaning *bool +} + +// NewConfig returns a new Config pointer that can be chained with builder +// methods to set multiple configuration values inline without using pointers. +// +// // Create Session with MaxRetry configuration to be shared by multiple +// // service clients. +// sess := session.Must(session.NewSession(aws.NewConfig(). +// WithMaxRetries(3), +// )) +// +// // Create S3 service client with a specific Region. +// svc := s3.New(sess, aws.NewConfig(). +// WithRegion("us-west-2"), +// ) +func NewConfig() *Config { + return &Config{} +} + +// WithCredentialsChainVerboseErrors sets a config verbose errors boolean and returning +// a Config pointer. +func (c *Config) WithCredentialsChainVerboseErrors(verboseErrs bool) *Config { + c.CredentialsChainVerboseErrors = &verboseErrs + return c +} + +// WithCredentials sets a config Credentials value returning a Config pointer +// for chaining. +func (c *Config) WithCredentials(creds *credentials.Credentials) *Config { + c.Credentials = creds + return c +} + +// WithEndpoint sets a config Endpoint value returning a Config pointer for +// chaining. +func (c *Config) WithEndpoint(endpoint string) *Config { + c.Endpoint = &endpoint + return c +} + +// WithEndpointResolver sets a config EndpointResolver value returning a +// Config pointer for chaining. +func (c *Config) WithEndpointResolver(resolver endpoints.Resolver) *Config { + c.EndpointResolver = resolver + return c +} + +// WithRegion sets a config Region value returning a Config pointer for +// chaining. +func (c *Config) WithRegion(region string) *Config { + c.Region = ®ion + return c +} + +// WithDisableSSL sets a config DisableSSL value returning a Config pointer +// for chaining. +func (c *Config) WithDisableSSL(disable bool) *Config { + c.DisableSSL = &disable + return c +} + +// WithHTTPClient sets a config HTTPClient value returning a Config pointer +// for chaining. +func (c *Config) WithHTTPClient(client *http.Client) *Config { + c.HTTPClient = client + return c +} + +// WithMaxRetries sets a config MaxRetries value returning a Config pointer +// for chaining. +func (c *Config) WithMaxRetries(max int) *Config { + c.MaxRetries = &max + return c +} + +// WithDisableParamValidation sets a config DisableParamValidation value +// returning a Config pointer for chaining. +func (c *Config) WithDisableParamValidation(disable bool) *Config { + c.DisableParamValidation = &disable + return c +} + +// WithDisableComputeChecksums sets a config DisableComputeChecksums value +// returning a Config pointer for chaining. +func (c *Config) WithDisableComputeChecksums(disable bool) *Config { + c.DisableComputeChecksums = &disable + return c +} + +// WithLogLevel sets a config LogLevel value returning a Config pointer for +// chaining. +func (c *Config) WithLogLevel(level LogLevelType) *Config { + c.LogLevel = &level + return c +} + +// WithLogger sets a config Logger value returning a Config pointer for +// chaining. +func (c *Config) WithLogger(logger Logger) *Config { + c.Logger = logger + return c +} + +// WithS3ForcePathStyle sets a config S3ForcePathStyle value returning a Config +// pointer for chaining. +func (c *Config) WithS3ForcePathStyle(force bool) *Config { + c.S3ForcePathStyle = &force + return c +} + +// WithS3Disable100Continue sets a config S3Disable100Continue value returning +// a Config pointer for chaining. +func (c *Config) WithS3Disable100Continue(disable bool) *Config { + c.S3Disable100Continue = &disable + return c +} + +// WithS3UseAccelerate sets a config S3UseAccelerate value returning a Config +// pointer for chaining. +func (c *Config) WithS3UseAccelerate(enable bool) *Config { + c.S3UseAccelerate = &enable + return c +} + +// WithUseDualStack sets a config UseDualStack value returning a Config +// pointer for chaining. +func (c *Config) WithUseDualStack(enable bool) *Config { + c.UseDualStack = &enable + return c +} + +// WithEC2MetadataDisableTimeoutOverride sets a config EC2MetadataDisableTimeoutOverride value +// returning a Config pointer for chaining. +func (c *Config) WithEC2MetadataDisableTimeoutOverride(enable bool) *Config { + c.EC2MetadataDisableTimeoutOverride = &enable + return c +} + +// WithSleepDelay overrides the function used to sleep while waiting for the +// next retry. Defaults to time.Sleep. +func (c *Config) WithSleepDelay(fn func(time.Duration)) *Config { + c.SleepDelay = fn + return c +} + +// MergeIn merges the passed in configs into the existing config object. +func (c *Config) MergeIn(cfgs ...*Config) { + for _, other := range cfgs { + mergeInConfig(c, other) + } +} + +func mergeInConfig(dst *Config, other *Config) { + if other == nil { + return + } + + if other.CredentialsChainVerboseErrors != nil { + dst.CredentialsChainVerboseErrors = other.CredentialsChainVerboseErrors + } + + if other.Credentials != nil { + dst.Credentials = other.Credentials + } + + if other.Endpoint != nil { + dst.Endpoint = other.Endpoint + } + + if other.EndpointResolver != nil { + dst.EndpointResolver = other.EndpointResolver + } + + if other.Region != nil { + dst.Region = other.Region + } + + if other.DisableSSL != nil { + dst.DisableSSL = other.DisableSSL + } + + if other.HTTPClient != nil { + dst.HTTPClient = other.HTTPClient + } + + if other.LogLevel != nil { + dst.LogLevel = other.LogLevel + } + + if other.Logger != nil { + dst.Logger = other.Logger + } + + if other.MaxRetries != nil { + dst.MaxRetries = other.MaxRetries + } + + if other.Retryer != nil { + dst.Retryer = other.Retryer + } + + if other.DisableParamValidation != nil { + dst.DisableParamValidation = other.DisableParamValidation + } + + if other.DisableComputeChecksums != nil { + dst.DisableComputeChecksums = other.DisableComputeChecksums + } + + if other.S3ForcePathStyle != nil { + dst.S3ForcePathStyle = other.S3ForcePathStyle + } + + if other.S3Disable100Continue != nil { + dst.S3Disable100Continue = other.S3Disable100Continue + } + + if other.S3UseAccelerate != nil { + dst.S3UseAccelerate = other.S3UseAccelerate + } + + if other.UseDualStack != nil { + dst.UseDualStack = other.UseDualStack + } + + if other.EC2MetadataDisableTimeoutOverride != nil { + dst.EC2MetadataDisableTimeoutOverride = other.EC2MetadataDisableTimeoutOverride + } + + if other.SleepDelay != nil { + dst.SleepDelay = other.SleepDelay + } + + if other.DisableRestProtocolURICleaning != nil { + dst.DisableRestProtocolURICleaning = other.DisableRestProtocolURICleaning + } + + if other.EnforceShouldRetryCheck != nil { + dst.EnforceShouldRetryCheck = other.EnforceShouldRetryCheck + } +} + +// Copy will return a shallow copy of the Config object. If any additional +// configurations are provided they will be merged into the new config returned. +func (c *Config) Copy(cfgs ...*Config) *Config { + dst := &Config{} + dst.MergeIn(c) + + for _, cfg := range cfgs { + dst.MergeIn(cfg) + } + + return dst +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/context.go b/vendor/github.com/aws/aws-sdk-go/aws/context.go new file mode 100644 index 00000000..79f42685 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/context.go @@ -0,0 +1,71 @@ +package aws + +import ( + "time" +) + +// Context is an copy of the Go v1.7 stdlib's context.Context interface. +// It is represented as a SDK interface to enable you to use the "WithContext" +// API methods with Go v1.6 and a Context type such as golang.org/x/net/context. +// +// See https://golang.org/pkg/context on how to use contexts. +type Context interface { + // Deadline returns the time when work done on behalf of this context + // should be canceled. Deadline returns ok==false when no deadline is + // set. Successive calls to Deadline return the same results. + Deadline() (deadline time.Time, ok bool) + + // Done returns a channel that's closed when work done on behalf of this + // context should be canceled. Done may return nil if this context can + // never be canceled. Successive calls to Done return the same value. + Done() <-chan struct{} + + // Err returns a non-nil error value after Done is closed. Err returns + // Canceled if the context was canceled or DeadlineExceeded if the + // context's deadline passed. No other values for Err are defined. + // After Done is closed, successive calls to Err return the same value. + Err() error + + // Value returns the value associated with this context for key, or nil + // if no value is associated with key. Successive calls to Value with + // the same key returns the same result. + // + // Use context values only for request-scoped data that transits + // processes and API boundaries, not for passing optional parameters to + // functions. + Value(key interface{}) interface{} +} + +// BackgroundContext returns a context that will never be canceled, has no +// values, and no deadline. This context is used by the SDK to provide +// backwards compatibility with non-context API operations and functionality. +// +// Go 1.6 and before: +// This context function is equivalent to context.Background in the Go stdlib. +// +// Go 1.7 and later: +// The context returned will be the value returned by context.Background() +// +// See https://golang.org/pkg/context for more information on Contexts. +func BackgroundContext() Context { + return backgroundCtx +} + +// SleepWithContext will wait for the timer duration to expire, or the context +// is canceled. Which ever happens first. If the context is canceled the Context's +// error will be returned. +// +// Expects Context to always return a non-nil error if the Done channel is closed. +func SleepWithContext(ctx Context, dur time.Duration) error { + t := time.NewTimer(dur) + defer t.Stop() + + select { + case <-t.C: + break + case <-ctx.Done(): + return ctx.Err() + } + + return nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/context_1_6.go b/vendor/github.com/aws/aws-sdk-go/aws/context_1_6.go new file mode 100644 index 00000000..e8cf93d2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/context_1_6.go @@ -0,0 +1,41 @@ +// +build !go1.7 + +package aws + +import "time" + +// An emptyCtx is a copy of the the Go 1.7 context.emptyCtx type. This +// is copied to provide a 1.6 and 1.5 safe version of context that is compatible +// with Go 1.7's Context. +// +// An emptyCtx is never canceled, has no values, and has no deadline. It is not +// struct{}, since vars of this type must have distinct addresses. +type emptyCtx int + +func (*emptyCtx) Deadline() (deadline time.Time, ok bool) { + return +} + +func (*emptyCtx) Done() <-chan struct{} { + return nil +} + +func (*emptyCtx) Err() error { + return nil +} + +func (*emptyCtx) Value(key interface{}) interface{} { + return nil +} + +func (e *emptyCtx) String() string { + switch e { + case backgroundCtx: + return "aws.BackgroundContext" + } + return "unknown empty Context" +} + +var ( + backgroundCtx = new(emptyCtx) +) diff --git a/vendor/github.com/aws/aws-sdk-go/aws/context_1_7.go b/vendor/github.com/aws/aws-sdk-go/aws/context_1_7.go new file mode 100644 index 00000000..064f75c9 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/context_1_7.go @@ -0,0 +1,9 @@ +// +build go1.7 + +package aws + +import "context" + +var ( + backgroundCtx = context.Background() +) diff --git a/vendor/github.com/aws/aws-sdk-go/aws/convert_types.go b/vendor/github.com/aws/aws-sdk-go/aws/convert_types.go new file mode 100644 index 00000000..3b73a7da --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/convert_types.go @@ -0,0 +1,369 @@ +package aws + +import "time" + +// String returns a pointer to the string value passed in. +func String(v string) *string { + return &v +} + +// StringValue returns the value of the string pointer passed in or +// "" if the pointer is nil. +func StringValue(v *string) string { + if v != nil { + return *v + } + return "" +} + +// StringSlice converts a slice of string values into a slice of +// string pointers +func StringSlice(src []string) []*string { + dst := make([]*string, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// StringValueSlice converts a slice of string pointers into a slice of +// string values +func StringValueSlice(src []*string) []string { + dst := make([]string, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// StringMap converts a string map of string values into a string +// map of string pointers +func StringMap(src map[string]string) map[string]*string { + dst := make(map[string]*string) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// StringValueMap converts a string map of string pointers into a string +// map of string values +func StringValueMap(src map[string]*string) map[string]string { + dst := make(map[string]string) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} + +// Bool returns a pointer to the bool value passed in. +func Bool(v bool) *bool { + return &v +} + +// BoolValue returns the value of the bool pointer passed in or +// false if the pointer is nil. +func BoolValue(v *bool) bool { + if v != nil { + return *v + } + return false +} + +// BoolSlice converts a slice of bool values into a slice of +// bool pointers +func BoolSlice(src []bool) []*bool { + dst := make([]*bool, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// BoolValueSlice converts a slice of bool pointers into a slice of +// bool values +func BoolValueSlice(src []*bool) []bool { + dst := make([]bool, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// BoolMap converts a string map of bool values into a string +// map of bool pointers +func BoolMap(src map[string]bool) map[string]*bool { + dst := make(map[string]*bool) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// BoolValueMap converts a string map of bool pointers into a string +// map of bool values +func BoolValueMap(src map[string]*bool) map[string]bool { + dst := make(map[string]bool) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} + +// Int returns a pointer to the int value passed in. +func Int(v int) *int { + return &v +} + +// IntValue returns the value of the int pointer passed in or +// 0 if the pointer is nil. +func IntValue(v *int) int { + if v != nil { + return *v + } + return 0 +} + +// IntSlice converts a slice of int values into a slice of +// int pointers +func IntSlice(src []int) []*int { + dst := make([]*int, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// IntValueSlice converts a slice of int pointers into a slice of +// int values +func IntValueSlice(src []*int) []int { + dst := make([]int, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// IntMap converts a string map of int values into a string +// map of int pointers +func IntMap(src map[string]int) map[string]*int { + dst := make(map[string]*int) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// IntValueMap converts a string map of int pointers into a string +// map of int values +func IntValueMap(src map[string]*int) map[string]int { + dst := make(map[string]int) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} + +// Int64 returns a pointer to the int64 value passed in. +func Int64(v int64) *int64 { + return &v +} + +// Int64Value returns the value of the int64 pointer passed in or +// 0 if the pointer is nil. +func Int64Value(v *int64) int64 { + if v != nil { + return *v + } + return 0 +} + +// Int64Slice converts a slice of int64 values into a slice of +// int64 pointers +func Int64Slice(src []int64) []*int64 { + dst := make([]*int64, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// Int64ValueSlice converts a slice of int64 pointers into a slice of +// int64 values +func Int64ValueSlice(src []*int64) []int64 { + dst := make([]int64, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// Int64Map converts a string map of int64 values into a string +// map of int64 pointers +func Int64Map(src map[string]int64) map[string]*int64 { + dst := make(map[string]*int64) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// Int64ValueMap converts a string map of int64 pointers into a string +// map of int64 values +func Int64ValueMap(src map[string]*int64) map[string]int64 { + dst := make(map[string]int64) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} + +// Float64 returns a pointer to the float64 value passed in. +func Float64(v float64) *float64 { + return &v +} + +// Float64Value returns the value of the float64 pointer passed in or +// 0 if the pointer is nil. +func Float64Value(v *float64) float64 { + if v != nil { + return *v + } + return 0 +} + +// Float64Slice converts a slice of float64 values into a slice of +// float64 pointers +func Float64Slice(src []float64) []*float64 { + dst := make([]*float64, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// Float64ValueSlice converts a slice of float64 pointers into a slice of +// float64 values +func Float64ValueSlice(src []*float64) []float64 { + dst := make([]float64, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// Float64Map converts a string map of float64 values into a string +// map of float64 pointers +func Float64Map(src map[string]float64) map[string]*float64 { + dst := make(map[string]*float64) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// Float64ValueMap converts a string map of float64 pointers into a string +// map of float64 values +func Float64ValueMap(src map[string]*float64) map[string]float64 { + dst := make(map[string]float64) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} + +// Time returns a pointer to the time.Time value passed in. +func Time(v time.Time) *time.Time { + return &v +} + +// TimeValue returns the value of the time.Time pointer passed in or +// time.Time{} if the pointer is nil. +func TimeValue(v *time.Time) time.Time { + if v != nil { + return *v + } + return time.Time{} +} + +// TimeUnixMilli returns a Unix timestamp in milliseconds from "January 1, 1970 UTC". +// The result is undefined if the Unix time cannot be represented by an int64. +// Which includes calling TimeUnixMilli on a zero Time is undefined. +// +// This utility is useful for service API's such as CloudWatch Logs which require +// their unix time values to be in milliseconds. +// +// See Go stdlib https://golang.org/pkg/time/#Time.UnixNano for more information. +func TimeUnixMilli(t time.Time) int64 { + return t.UnixNano() / int64(time.Millisecond/time.Nanosecond) +} + +// TimeSlice converts a slice of time.Time values into a slice of +// time.Time pointers +func TimeSlice(src []time.Time) []*time.Time { + dst := make([]*time.Time, len(src)) + for i := 0; i < len(src); i++ { + dst[i] = &(src[i]) + } + return dst +} + +// TimeValueSlice converts a slice of time.Time pointers into a slice of +// time.Time values +func TimeValueSlice(src []*time.Time) []time.Time { + dst := make([]time.Time, len(src)) + for i := 0; i < len(src); i++ { + if src[i] != nil { + dst[i] = *(src[i]) + } + } + return dst +} + +// TimeMap converts a string map of time.Time values into a string +// map of time.Time pointers +func TimeMap(src map[string]time.Time) map[string]*time.Time { + dst := make(map[string]*time.Time) + for k, val := range src { + v := val + dst[k] = &v + } + return dst +} + +// TimeValueMap converts a string map of time.Time pointers into a string +// map of time.Time values +func TimeValueMap(src map[string]*time.Time) map[string]time.Time { + dst := make(map[string]time.Time) + for k, val := range src { + if val != nil { + dst[k] = *val + } + } + return dst +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/handlers.go b/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/handlers.go new file mode 100644 index 00000000..25b461c3 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/handlers.go @@ -0,0 +1,226 @@ +package corehandlers + +import ( + "bytes" + "fmt" + "io" + "io/ioutil" + "net/http" + "net/url" + "regexp" + "runtime" + "strconv" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/request" +) + +// Interface for matching types which also have a Len method. +type lener interface { + Len() int +} + +// BuildContentLengthHandler builds the content length of a request based on the body, +// or will use the HTTPRequest.Header's "Content-Length" if defined. If unable +// to determine request body length and no "Content-Length" was specified it will panic. +// +// The Content-Length will only be added to the request if the length of the body +// is greater than 0. If the body is empty or the current `Content-Length` +// header is <= 0, the header will also be stripped. +var BuildContentLengthHandler = request.NamedHandler{Name: "core.BuildContentLengthHandler", Fn: func(r *request.Request) { + var length int64 + + if slength := r.HTTPRequest.Header.Get("Content-Length"); slength != "" { + length, _ = strconv.ParseInt(slength, 10, 64) + } else { + switch body := r.Body.(type) { + case nil: + length = 0 + case lener: + length = int64(body.Len()) + case io.Seeker: + r.BodyStart, _ = body.Seek(0, 1) + end, _ := body.Seek(0, 2) + body.Seek(r.BodyStart, 0) // make sure to seek back to original location + length = end - r.BodyStart + default: + panic("Cannot get length of body, must provide `ContentLength`") + } + } + + if length > 0 { + r.HTTPRequest.ContentLength = length + r.HTTPRequest.Header.Set("Content-Length", fmt.Sprintf("%d", length)) + } else { + r.HTTPRequest.ContentLength = 0 + r.HTTPRequest.Header.Del("Content-Length") + } +}} + +// SDKVersionUserAgentHandler is a request handler for adding the SDK Version to the user agent. +var SDKVersionUserAgentHandler = request.NamedHandler{ + Name: "core.SDKVersionUserAgentHandler", + Fn: request.MakeAddToUserAgentHandler(aws.SDKName, aws.SDKVersion, + runtime.Version(), runtime.GOOS, runtime.GOARCH), +} + +var reStatusCode = regexp.MustCompile(`^(\d{3})`) + +// ValidateReqSigHandler is a request handler to ensure that the request's +// signature doesn't expire before it is sent. This can happen when a request +// is built and signed significantly before it is sent. Or significant delays +// occur when retrying requests that would cause the signature to expire. +var ValidateReqSigHandler = request.NamedHandler{ + Name: "core.ValidateReqSigHandler", + Fn: func(r *request.Request) { + // Unsigned requests are not signed + if r.Config.Credentials == credentials.AnonymousCredentials { + return + } + + signedTime := r.Time + if !r.LastSignedAt.IsZero() { + signedTime = r.LastSignedAt + } + + // 10 minutes to allow for some clock skew/delays in transmission. + // Would be improved with aws/aws-sdk-go#423 + if signedTime.Add(10 * time.Minute).After(time.Now()) { + return + } + + fmt.Println("request expired, resigning") + r.Sign() + }, +} + +// SendHandler is a request handler to send service request using HTTP client. +var SendHandler = request.NamedHandler{ + Name: "core.SendHandler", + Fn: func(r *request.Request) { + sender := sendFollowRedirects + if r.DisableFollowRedirects { + sender = sendWithoutFollowRedirects + } + + var err error + r.HTTPResponse, err = sender(r) + if err != nil { + handleSendError(r, err) + } + }, +} + +func sendFollowRedirects(r *request.Request) (*http.Response, error) { + return r.Config.HTTPClient.Do(r.HTTPRequest) +} + +func sendWithoutFollowRedirects(r *request.Request) (*http.Response, error) { + transport := r.Config.HTTPClient.Transport + if transport == nil { + transport = http.DefaultTransport + } + + return transport.RoundTrip(r.HTTPRequest) +} + +func handleSendError(r *request.Request, err error) { + // Prevent leaking if an HTTPResponse was returned. Clean up + // the body. + if r.HTTPResponse != nil { + r.HTTPResponse.Body.Close() + } + // Capture the case where url.Error is returned for error processing + // response. e.g. 301 without location header comes back as string + // error and r.HTTPResponse is nil. Other URL redirect errors will + // comeback in a similar method. + if e, ok := err.(*url.Error); ok && e.Err != nil { + if s := reStatusCode.FindStringSubmatch(e.Err.Error()); s != nil { + code, _ := strconv.ParseInt(s[1], 10, 64) + r.HTTPResponse = &http.Response{ + StatusCode: int(code), + Status: http.StatusText(int(code)), + Body: ioutil.NopCloser(bytes.NewReader([]byte{})), + } + return + } + } + if r.HTTPResponse == nil { + // Add a dummy request response object to ensure the HTTPResponse + // value is consistent. + r.HTTPResponse = &http.Response{ + StatusCode: int(0), + Status: http.StatusText(int(0)), + Body: ioutil.NopCloser(bytes.NewReader([]byte{})), + } + } + // Catch all other request errors. + r.Error = awserr.New("RequestError", "send request failed", err) + r.Retryable = aws.Bool(true) // network errors are retryable + + // Override the error with a context canceled error, if that was canceled. + ctx := r.Context() + select { + case <-ctx.Done(): + r.Error = awserr.New(request.CanceledErrorCode, + "request context canceled", ctx.Err()) + r.Retryable = aws.Bool(false) + default: + } +} + +// ValidateResponseHandler is a request handler to validate service response. +var ValidateResponseHandler = request.NamedHandler{Name: "core.ValidateResponseHandler", Fn: func(r *request.Request) { + if r.HTTPResponse.StatusCode == 0 || r.HTTPResponse.StatusCode >= 300 { + // this may be replaced by an UnmarshalError handler + r.Error = awserr.New("UnknownError", "unknown error", nil) + } +}} + +// AfterRetryHandler performs final checks to determine if the request should +// be retried and how long to delay. +var AfterRetryHandler = request.NamedHandler{Name: "core.AfterRetryHandler", Fn: func(r *request.Request) { + // If one of the other handlers already set the retry state + // we don't want to override it based on the service's state + if r.Retryable == nil || aws.BoolValue(r.Config.EnforceShouldRetryCheck) { + r.Retryable = aws.Bool(r.ShouldRetry(r)) + } + + if r.WillRetry() { + r.RetryDelay = r.RetryRules(r) + + if sleepFn := r.Config.SleepDelay; sleepFn != nil { + // Support SleepDelay for backwards compatibility and testing + sleepFn(r.RetryDelay) + } else if err := aws.SleepWithContext(r.Context(), r.RetryDelay); err != nil { + r.Error = awserr.New(request.CanceledErrorCode, + "request context canceled", err) + r.Retryable = aws.Bool(false) + return + } + + // when the expired token exception occurs the credentials + // need to be expired locally so that the next request to + // get credentials will trigger a credentials refresh. + if r.IsErrorExpired() { + r.Config.Credentials.Expire() + } + + r.RetryCount++ + r.Error = nil + } +}} + +// ValidateEndpointHandler is a request handler to validate a request had the +// appropriate Region and Endpoint set. Will set r.Error if the endpoint or +// region is not valid. +var ValidateEndpointHandler = request.NamedHandler{Name: "core.ValidateEndpointHandler", Fn: func(r *request.Request) { + if r.ClientInfo.SigningRegion == "" && aws.StringValue(r.Config.Region) == "" { + r.Error = aws.ErrMissingRegion + } else if r.ClientInfo.Endpoint == "" { + r.Error = aws.ErrMissingEndpoint + } +}} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/param_validator.go b/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/param_validator.go new file mode 100644 index 00000000..7d50b155 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/corehandlers/param_validator.go @@ -0,0 +1,17 @@ +package corehandlers + +import "github.com/aws/aws-sdk-go/aws/request" + +// ValidateParametersHandler is a request handler to validate the input parameters. +// Validating parameters only has meaning if done prior to the request being sent. +var ValidateParametersHandler = request.NamedHandler{Name: "core.ValidateParametersHandler", Fn: func(r *request.Request) { + if !r.ParamsFilled() { + return + } + + if v, ok := r.Params.(request.Validator); ok { + if err := v.Validate(); err != nil { + r.Error = err + } + } +}} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go new file mode 100644 index 00000000..f298d659 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/chain_provider.go @@ -0,0 +1,102 @@ +package credentials + +import ( + "github.com/aws/aws-sdk-go/aws/awserr" +) + +var ( + // ErrNoValidProvidersFoundInChain Is returned when there are no valid + // providers in the ChainProvider. + // + // This has been deprecated. For verbose error messaging set + // aws.Config.CredentialsChainVerboseErrors to true + // + // @readonly + ErrNoValidProvidersFoundInChain = awserr.New("NoCredentialProviders", + `no valid providers in chain. Deprecated. + For verbose messaging see aws.Config.CredentialsChainVerboseErrors`, + nil) +) + +// A ChainProvider will search for a provider which returns credentials +// and cache that provider until Retrieve is called again. +// +// The ChainProvider provides a way of chaining multiple providers together +// which will pick the first available using priority order of the Providers +// in the list. +// +// If none of the Providers retrieve valid credentials Value, ChainProvider's +// Retrieve() will return the error ErrNoValidProvidersFoundInChain. +// +// If a Provider is found which returns valid credentials Value ChainProvider +// will cache that Provider for all calls to IsExpired(), until Retrieve is +// called again. +// +// Example of ChainProvider to be used with an EnvProvider and EC2RoleProvider. +// In this example EnvProvider will first check if any credentials are available +// via the environment variables. If there are none ChainProvider will check +// the next Provider in the list, EC2RoleProvider in this case. If EC2RoleProvider +// does not return any credentials ChainProvider will return the error +// ErrNoValidProvidersFoundInChain +// +// creds := credentials.NewChainCredentials( +// []credentials.Provider{ +// &credentials.EnvProvider{}, +// &ec2rolecreds.EC2RoleProvider{ +// Client: ec2metadata.New(sess), +// }, +// }) +// +// // Usage of ChainCredentials with aws.Config +// svc := ec2.New(session.Must(session.NewSession(&aws.Config{ +// Credentials: creds, +// }))) +// +type ChainProvider struct { + Providers []Provider + curr Provider + VerboseErrors bool +} + +// NewChainCredentials returns a pointer to a new Credentials object +// wrapping a chain of providers. +func NewChainCredentials(providers []Provider) *Credentials { + return NewCredentials(&ChainProvider{ + Providers: append([]Provider{}, providers...), + }) +} + +// Retrieve returns the credentials value or error if no provider returned +// without error. +// +// If a provider is found it will be cached and any calls to IsExpired() +// will return the expired state of the cached provider. +func (c *ChainProvider) Retrieve() (Value, error) { + var errs []error + for _, p := range c.Providers { + creds, err := p.Retrieve() + if err == nil { + c.curr = p + return creds, nil + } + errs = append(errs, err) + } + c.curr = nil + + var err error + err = ErrNoValidProvidersFoundInChain + if c.VerboseErrors { + err = awserr.NewBatchError("NoCredentialProviders", "no valid providers in chain", errs) + } + return Value{}, err +} + +// IsExpired will returned the expired state of the currently cached provider +// if there is one. If there is no current provider, true will be returned. +func (c *ChainProvider) IsExpired() bool { + if c.curr != nil { + return c.curr.IsExpired() + } + + return true +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go new file mode 100644 index 00000000..42416fc2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/credentials.go @@ -0,0 +1,246 @@ +// Package credentials provides credential retrieval and management +// +// The Credentials is the primary method of getting access to and managing +// credentials Values. Using dependency injection retrieval of the credential +// values is handled by a object which satisfies the Provider interface. +// +// By default the Credentials.Get() will cache the successful result of a +// Provider's Retrieve() until Provider.IsExpired() returns true. At which +// point Credentials will call Provider's Retrieve() to get new credential Value. +// +// The Provider is responsible for determining when credentials Value have expired. +// It is also important to note that Credentials will always call Retrieve the +// first time Credentials.Get() is called. +// +// Example of using the environment variable credentials. +// +// creds := credentials.NewEnvCredentials() +// +// // Retrieve the credentials value +// credValue, err := creds.Get() +// if err != nil { +// // handle error +// } +// +// Example of forcing credentials to expire and be refreshed on the next Get(). +// This may be helpful to proactively expire credentials and refresh them sooner +// than they would naturally expire on their own. +// +// creds := credentials.NewCredentials(&ec2rolecreds.EC2RoleProvider{}) +// creds.Expire() +// credsValue, err := creds.Get() +// // New credentials will be retrieved instead of from cache. +// +// +// Custom Provider +// +// Each Provider built into this package also provides a helper method to generate +// a Credentials pointer setup with the provider. To use a custom Provider just +// create a type which satisfies the Provider interface and pass it to the +// NewCredentials method. +// +// type MyProvider struct{} +// func (m *MyProvider) Retrieve() (Value, error) {...} +// func (m *MyProvider) IsExpired() bool {...} +// +// creds := credentials.NewCredentials(&MyProvider{}) +// credValue, err := creds.Get() +// +package credentials + +import ( + "sync" + "time" +) + +// AnonymousCredentials is an empty Credential object that can be used as +// dummy placeholder credentials for requests that do not need signed. +// +// This Credentials can be used to configure a service to not sign requests +// when making service API calls. For example, when accessing public +// s3 buckets. +// +// svc := s3.New(session.Must(session.NewSession(&aws.Config{ +// Credentials: credentials.AnonymousCredentials, +// }))) +// // Access public S3 buckets. +// +// @readonly +var AnonymousCredentials = NewStaticCredentials("", "", "") + +// A Value is the AWS credentials value for individual credential fields. +type Value struct { + // AWS Access key ID + AccessKeyID string + + // AWS Secret Access Key + SecretAccessKey string + + // AWS Session Token + SessionToken string + + // Provider used to get credentials + ProviderName string +} + +// A Provider is the interface for any component which will provide credentials +// Value. A provider is required to manage its own Expired state, and what to +// be expired means. +// +// The Provider should not need to implement its own mutexes, because +// that will be managed by Credentials. +type Provider interface { + // Retrieve returns nil if it successfully retrieved the value. + // Error is returned if the value were not obtainable, or empty. + Retrieve() (Value, error) + + // IsExpired returns if the credentials are no longer valid, and need + // to be retrieved. + IsExpired() bool +} + +// An ErrorProvider is a stub credentials provider that always returns an error +// this is used by the SDK when construction a known provider is not possible +// due to an error. +type ErrorProvider struct { + // The error to be returned from Retrieve + Err error + + // The provider name to set on the Retrieved returned Value + ProviderName string +} + +// Retrieve will always return the error that the ErrorProvider was created with. +func (p ErrorProvider) Retrieve() (Value, error) { + return Value{ProviderName: p.ProviderName}, p.Err +} + +// IsExpired will always return not expired. +func (p ErrorProvider) IsExpired() bool { + return false +} + +// A Expiry provides shared expiration logic to be used by credentials +// providers to implement expiry functionality. +// +// The best method to use this struct is as an anonymous field within the +// provider's struct. +// +// Example: +// type EC2RoleProvider struct { +// Expiry +// ... +// } +type Expiry struct { + // The date/time when to expire on + expiration time.Time + + // If set will be used by IsExpired to determine the current time. + // Defaults to time.Now if CurrentTime is not set. Available for testing + // to be able to mock out the current time. + CurrentTime func() time.Time +} + +// SetExpiration sets the expiration IsExpired will check when called. +// +// If window is greater than 0 the expiration time will be reduced by the +// window value. +// +// Using a window is helpful to trigger credentials to expire sooner than +// the expiration time given to ensure no requests are made with expired +// tokens. +func (e *Expiry) SetExpiration(expiration time.Time, window time.Duration) { + e.expiration = expiration + if window > 0 { + e.expiration = e.expiration.Add(-window) + } +} + +// IsExpired returns if the credentials are expired. +func (e *Expiry) IsExpired() bool { + if e.CurrentTime == nil { + e.CurrentTime = time.Now + } + return e.expiration.Before(e.CurrentTime()) +} + +// A Credentials provides synchronous safe retrieval of AWS credentials Value. +// Credentials will cache the credentials value until they expire. Once the value +// expires the next Get will attempt to retrieve valid credentials. +// +// Credentials is safe to use across multiple goroutines and will manage the +// synchronous state so the Providers do not need to implement their own +// synchronization. +// +// The first Credentials.Get() will always call Provider.Retrieve() to get the +// first instance of the credentials Value. All calls to Get() after that +// will return the cached credentials Value until IsExpired() returns true. +type Credentials struct { + creds Value + forceRefresh bool + m sync.Mutex + + provider Provider +} + +// NewCredentials returns a pointer to a new Credentials with the provider set. +func NewCredentials(provider Provider) *Credentials { + return &Credentials{ + provider: provider, + forceRefresh: true, + } +} + +// Get returns the credentials value, or error if the credentials Value failed +// to be retrieved. +// +// Will return the cached credentials Value if it has not expired. If the +// credentials Value has expired the Provider's Retrieve() will be called +// to refresh the credentials. +// +// If Credentials.Expire() was called the credentials Value will be force +// expired, and the next call to Get() will cause them to be refreshed. +func (c *Credentials) Get() (Value, error) { + c.m.Lock() + defer c.m.Unlock() + + if c.isExpired() { + creds, err := c.provider.Retrieve() + if err != nil { + return Value{}, err + } + c.creds = creds + c.forceRefresh = false + } + + return c.creds, nil +} + +// Expire expires the credentials and forces them to be retrieved on the +// next call to Get(). +// +// This will override the Provider's expired state, and force Credentials +// to call the Provider's Retrieve(). +func (c *Credentials) Expire() { + c.m.Lock() + defer c.m.Unlock() + + c.forceRefresh = true +} + +// IsExpired returns if the credentials are no longer valid, and need +// to be retrieved. +// +// If the Credentials were forced to be expired with Expire() this will +// reflect that override. +func (c *Credentials) IsExpired() bool { + c.m.Lock() + defer c.m.Unlock() + + return c.isExpired() +} + +// isExpired helper method wrapping the definition of expired credentials. +func (c *Credentials) isExpired() bool { + return c.forceRefresh || c.provider.IsExpired() +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go new file mode 100644 index 00000000..c3974952 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds/ec2_role_provider.go @@ -0,0 +1,178 @@ +package ec2rolecreds + +import ( + "bufio" + "encoding/json" + "fmt" + "path" + "strings" + "time" + + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/ec2metadata" +) + +// ProviderName provides a name of EC2Role provider +const ProviderName = "EC2RoleProvider" + +// A EC2RoleProvider retrieves credentials from the EC2 service, and keeps track if +// those credentials are expired. +// +// Example how to configure the EC2RoleProvider with custom http Client, Endpoint +// or ExpiryWindow +// +// p := &ec2rolecreds.EC2RoleProvider{ +// // Pass in a custom timeout to be used when requesting +// // IAM EC2 Role credentials. +// Client: ec2metadata.New(sess, aws.Config{ +// HTTPClient: &http.Client{Timeout: 10 * time.Second}, +// }), +// +// // Do not use early expiry of credentials. If a non zero value is +// // specified the credentials will be expired early +// ExpiryWindow: 0, +// } +type EC2RoleProvider struct { + credentials.Expiry + + // Required EC2Metadata client to use when connecting to EC2 metadata service. + Client *ec2metadata.EC2Metadata + + // ExpiryWindow will allow the credentials to trigger refreshing prior to + // the credentials actually expiring. This is beneficial so race conditions + // with expiring credentials do not cause request to fail unexpectedly + // due to ExpiredTokenException exceptions. + // + // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true + // 10 seconds before the credentials are actually expired. + // + // If ExpiryWindow is 0 or less it will be ignored. + ExpiryWindow time.Duration +} + +// NewCredentials returns a pointer to a new Credentials object wrapping +// the EC2RoleProvider. Takes a ConfigProvider to create a EC2Metadata client. +// The ConfigProvider is satisfied by the session.Session type. +func NewCredentials(c client.ConfigProvider, options ...func(*EC2RoleProvider)) *credentials.Credentials { + p := &EC2RoleProvider{ + Client: ec2metadata.New(c), + } + + for _, option := range options { + option(p) + } + + return credentials.NewCredentials(p) +} + +// NewCredentialsWithClient returns a pointer to a new Credentials object wrapping +// the EC2RoleProvider. Takes a EC2Metadata client to use when connecting to EC2 +// metadata service. +func NewCredentialsWithClient(client *ec2metadata.EC2Metadata, options ...func(*EC2RoleProvider)) *credentials.Credentials { + p := &EC2RoleProvider{ + Client: client, + } + + for _, option := range options { + option(p) + } + + return credentials.NewCredentials(p) +} + +// Retrieve retrieves credentials from the EC2 service. +// Error will be returned if the request fails, or unable to extract +// the desired credentials. +func (m *EC2RoleProvider) Retrieve() (credentials.Value, error) { + credsList, err := requestCredList(m.Client) + if err != nil { + return credentials.Value{ProviderName: ProviderName}, err + } + + if len(credsList) == 0 { + return credentials.Value{ProviderName: ProviderName}, awserr.New("EmptyEC2RoleList", "empty EC2 Role list", nil) + } + credsName := credsList[0] + + roleCreds, err := requestCred(m.Client, credsName) + if err != nil { + return credentials.Value{ProviderName: ProviderName}, err + } + + m.SetExpiration(roleCreds.Expiration, m.ExpiryWindow) + + return credentials.Value{ + AccessKeyID: roleCreds.AccessKeyID, + SecretAccessKey: roleCreds.SecretAccessKey, + SessionToken: roleCreds.Token, + ProviderName: ProviderName, + }, nil +} + +// A ec2RoleCredRespBody provides the shape for unmarshaling credential +// request responses. +type ec2RoleCredRespBody struct { + // Success State + Expiration time.Time + AccessKeyID string + SecretAccessKey string + Token string + + // Error state + Code string + Message string +} + +const iamSecurityCredsPath = "/iam/security-credentials" + +// requestCredList requests a list of credentials from the EC2 service. +// If there are no credentials, or there is an error making or receiving the request +func requestCredList(client *ec2metadata.EC2Metadata) ([]string, error) { + resp, err := client.GetMetadata(iamSecurityCredsPath) + if err != nil { + return nil, awserr.New("EC2RoleRequestError", "no EC2 instance role found", err) + } + + credsList := []string{} + s := bufio.NewScanner(strings.NewReader(resp)) + for s.Scan() { + credsList = append(credsList, s.Text()) + } + + if err := s.Err(); err != nil { + return nil, awserr.New("SerializationError", "failed to read EC2 instance role from metadata service", err) + } + + return credsList, nil +} + +// requestCred requests the credentials for a specific credentials from the EC2 service. +// +// If the credentials cannot be found, or there is an error reading the response +// and error will be returned. +func requestCred(client *ec2metadata.EC2Metadata, credsName string) (ec2RoleCredRespBody, error) { + resp, err := client.GetMetadata(path.Join(iamSecurityCredsPath, credsName)) + if err != nil { + return ec2RoleCredRespBody{}, + awserr.New("EC2RoleRequestError", + fmt.Sprintf("failed to get %s EC2 instance role credentials", credsName), + err) + } + + respCreds := ec2RoleCredRespBody{} + if err := json.NewDecoder(strings.NewReader(resp)).Decode(&respCreds); err != nil { + return ec2RoleCredRespBody{}, + awserr.New("SerializationError", + fmt.Sprintf("failed to decode %s EC2 instance role credentials", credsName), + err) + } + + if respCreds.Code != "Success" { + // If an error code was returned something failed requesting the role. + return ec2RoleCredRespBody{}, awserr.New(respCreds.Code, respCreds.Message, nil) + } + + return respCreds, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go new file mode 100644 index 00000000..a4cec5c5 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/endpointcreds/provider.go @@ -0,0 +1,191 @@ +// Package endpointcreds provides support for retrieving credentials from an +// arbitrary HTTP endpoint. +// +// The credentials endpoint Provider can receive both static and refreshable +// credentials that will expire. Credentials are static when an "Expiration" +// value is not provided in the endpoint's response. +// +// Static credentials will never expire once they have been retrieved. The format +// of the static credentials response: +// { +// "AccessKeyId" : "MUA...", +// "SecretAccessKey" : "/7PC5om....", +// } +// +// Refreshable credentials will expire within the "ExpiryWindow" of the Expiration +// value in the response. The format of the refreshable credentials response: +// { +// "AccessKeyId" : "MUA...", +// "SecretAccessKey" : "/7PC5om....", +// "Token" : "AQoDY....=", +// "Expiration" : "2016-02-25T06:03:31Z" +// } +// +// Errors should be returned in the following format and only returned with 400 +// or 500 HTTP status codes. +// { +// "code": "ErrorCode", +// "message": "Helpful error message." +// } +package endpointcreds + +import ( + "encoding/json" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client" + "github.com/aws/aws-sdk-go/aws/client/metadata" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/request" +) + +// ProviderName is the name of the credentials provider. +const ProviderName = `CredentialsEndpointProvider` + +// Provider satisfies the credentials.Provider interface, and is a client to +// retrieve credentials from an arbitrary endpoint. +type Provider struct { + staticCreds bool + credentials.Expiry + + // Requires a AWS Client to make HTTP requests to the endpoint with. + // the Endpoint the request will be made to is provided by the aws.Config's + // Endpoint value. + Client *client.Client + + // ExpiryWindow will allow the credentials to trigger refreshing prior to + // the credentials actually expiring. This is beneficial so race conditions + // with expiring credentials do not cause request to fail unexpectedly + // due to ExpiredTokenException exceptions. + // + // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true + // 10 seconds before the credentials are actually expired. + // + // If ExpiryWindow is 0 or less it will be ignored. + ExpiryWindow time.Duration +} + +// NewProviderClient returns a credentials Provider for retrieving AWS credentials +// from arbitrary endpoint. +func NewProviderClient(cfg aws.Config, handlers request.Handlers, endpoint string, options ...func(*Provider)) credentials.Provider { + p := &Provider{ + Client: client.New( + cfg, + metadata.ClientInfo{ + ServiceName: "CredentialsEndpoint", + Endpoint: endpoint, + }, + handlers, + ), + } + + p.Client.Handlers.Unmarshal.PushBack(unmarshalHandler) + p.Client.Handlers.UnmarshalError.PushBack(unmarshalError) + p.Client.Handlers.Validate.Clear() + p.Client.Handlers.Validate.PushBack(validateEndpointHandler) + + for _, option := range options { + option(p) + } + + return p +} + +// NewCredentialsClient returns a Credentials wrapper for retrieving credentials +// from an arbitrary endpoint concurrently. The client will request the +func NewCredentialsClient(cfg aws.Config, handlers request.Handlers, endpoint string, options ...func(*Provider)) *credentials.Credentials { + return credentials.NewCredentials(NewProviderClient(cfg, handlers, endpoint, options...)) +} + +// IsExpired returns true if the credentials retrieved are expired, or not yet +// retrieved. +func (p *Provider) IsExpired() bool { + if p.staticCreds { + return false + } + return p.Expiry.IsExpired() +} + +// Retrieve will attempt to request the credentials from the endpoint the Provider +// was configured for. And error will be returned if the retrieval fails. +func (p *Provider) Retrieve() (credentials.Value, error) { + resp, err := p.getCredentials() + if err != nil { + return credentials.Value{ProviderName: ProviderName}, + awserr.New("CredentialsEndpointError", "failed to load credentials", err) + } + + if resp.Expiration != nil { + p.SetExpiration(*resp.Expiration, p.ExpiryWindow) + } else { + p.staticCreds = true + } + + return credentials.Value{ + AccessKeyID: resp.AccessKeyID, + SecretAccessKey: resp.SecretAccessKey, + SessionToken: resp.Token, + ProviderName: ProviderName, + }, nil +} + +type getCredentialsOutput struct { + Expiration *time.Time + AccessKeyID string + SecretAccessKey string + Token string +} + +type errorOutput struct { + Code string `json:"code"` + Message string `json:"message"` +} + +func (p *Provider) getCredentials() (*getCredentialsOutput, error) { + op := &request.Operation{ + Name: "GetCredentials", + HTTPMethod: "GET", + } + + out := &getCredentialsOutput{} + req := p.Client.NewRequest(op, nil, out) + req.HTTPRequest.Header.Set("Accept", "application/json") + + return out, req.Send() +} + +func validateEndpointHandler(r *request.Request) { + if len(r.ClientInfo.Endpoint) == 0 { + r.Error = aws.ErrMissingEndpoint + } +} + +func unmarshalHandler(r *request.Request) { + defer r.HTTPResponse.Body.Close() + + out := r.Data.(*getCredentialsOutput) + if err := json.NewDecoder(r.HTTPResponse.Body).Decode(&out); err != nil { + r.Error = awserr.New("SerializationError", + "failed to decode endpoint credentials", + err, + ) + } +} + +func unmarshalError(r *request.Request) { + defer r.HTTPResponse.Body.Close() + + var errOut errorOutput + if err := json.NewDecoder(r.HTTPResponse.Body).Decode(&errOut); err != nil { + r.Error = awserr.New("SerializationError", + "failed to decode endpoint credentials", + err, + ) + } + + // Response body format is not consistent between metadata endpoints. + // Grab the error message as a string and include that as the source error + r.Error = awserr.New(errOut.Code, errOut.Message, nil) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go new file mode 100644 index 00000000..c14231a1 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/env_provider.go @@ -0,0 +1,78 @@ +package credentials + +import ( + "os" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// EnvProviderName provides a name of Env provider +const EnvProviderName = "EnvProvider" + +var ( + // ErrAccessKeyIDNotFound is returned when the AWS Access Key ID can't be + // found in the process's environment. + // + // @readonly + ErrAccessKeyIDNotFound = awserr.New("EnvAccessKeyNotFound", "AWS_ACCESS_KEY_ID or AWS_ACCESS_KEY not found in environment", nil) + + // ErrSecretAccessKeyNotFound is returned when the AWS Secret Access Key + // can't be found in the process's environment. + // + // @readonly + ErrSecretAccessKeyNotFound = awserr.New("EnvSecretNotFound", "AWS_SECRET_ACCESS_KEY or AWS_SECRET_KEY not found in environment", nil) +) + +// A EnvProvider retrieves credentials from the environment variables of the +// running process. Environment credentials never expire. +// +// Environment variables used: +// +// * Access Key ID: AWS_ACCESS_KEY_ID or AWS_ACCESS_KEY +// +// * Secret Access Key: AWS_SECRET_ACCESS_KEY or AWS_SECRET_KEY +type EnvProvider struct { + retrieved bool +} + +// NewEnvCredentials returns a pointer to a new Credentials object +// wrapping the environment variable provider. +func NewEnvCredentials() *Credentials { + return NewCredentials(&EnvProvider{}) +} + +// Retrieve retrieves the keys from the environment. +func (e *EnvProvider) Retrieve() (Value, error) { + e.retrieved = false + + id := os.Getenv("AWS_ACCESS_KEY_ID") + if id == "" { + id = os.Getenv("AWS_ACCESS_KEY") + } + + secret := os.Getenv("AWS_SECRET_ACCESS_KEY") + if secret == "" { + secret = os.Getenv("AWS_SECRET_KEY") + } + + if id == "" { + return Value{ProviderName: EnvProviderName}, ErrAccessKeyIDNotFound + } + + if secret == "" { + return Value{ProviderName: EnvProviderName}, ErrSecretAccessKeyNotFound + } + + e.retrieved = true + return Value{ + AccessKeyID: id, + SecretAccessKey: secret, + SessionToken: os.Getenv("AWS_SESSION_TOKEN"), + ProviderName: EnvProviderName, + }, nil +} + +// IsExpired returns if the credentials have been retrieved. +func (e *EnvProvider) IsExpired() bool { + return !e.retrieved +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go new file mode 100644 index 00000000..7fb7cbf0 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/shared_credentials_provider.go @@ -0,0 +1,151 @@ +package credentials + +import ( + "fmt" + "os" + "path/filepath" + + "github.com/go-ini/ini" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// SharedCredsProviderName provides a name of SharedCreds provider +const SharedCredsProviderName = "SharedCredentialsProvider" + +var ( + // ErrSharedCredentialsHomeNotFound is emitted when the user directory cannot be found. + // + // @readonly + ErrSharedCredentialsHomeNotFound = awserr.New("UserHomeNotFound", "user home directory not found.", nil) +) + +// A SharedCredentialsProvider retrieves credentials from the current user's home +// directory, and keeps track if those credentials are expired. +// +// Profile ini file example: $HOME/.aws/credentials +type SharedCredentialsProvider struct { + // Path to the shared credentials file. + // + // If empty will look for "AWS_SHARED_CREDENTIALS_FILE" env variable. If the + // env value is empty will default to current user's home directory. + // Linux/OSX: "$HOME/.aws/credentials" + // Windows: "%USERPROFILE%\.aws\credentials" + Filename string + + // AWS Profile to extract credentials from the shared credentials file. If empty + // will default to environment variable "AWS_PROFILE" or "default" if + // environment variable is also not set. + Profile string + + // retrieved states if the credentials have been successfully retrieved. + retrieved bool +} + +// NewSharedCredentials returns a pointer to a new Credentials object +// wrapping the Profile file provider. +func NewSharedCredentials(filename, profile string) *Credentials { + return NewCredentials(&SharedCredentialsProvider{ + Filename: filename, + Profile: profile, + }) +} + +// Retrieve reads and extracts the shared credentials from the current +// users home directory. +func (p *SharedCredentialsProvider) Retrieve() (Value, error) { + p.retrieved = false + + filename, err := p.filename() + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, err + } + + creds, err := loadProfile(filename, p.profile()) + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, err + } + + p.retrieved = true + return creds, nil +} + +// IsExpired returns if the shared credentials have expired. +func (p *SharedCredentialsProvider) IsExpired() bool { + return !p.retrieved +} + +// loadProfiles loads from the file pointed to by shared credentials filename for profile. +// The credentials retrieved from the profile will be returned or error. Error will be +// returned if it fails to read from the file, or the data is invalid. +func loadProfile(filename, profile string) (Value, error) { + config, err := ini.Load(filename) + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to load shared credentials file", err) + } + iniProfile, err := config.GetSection(profile) + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsLoad", "failed to get profile", err) + } + + id, err := iniProfile.GetKey("aws_access_key_id") + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsAccessKey", + fmt.Sprintf("shared credentials %s in %s did not contain aws_access_key_id", profile, filename), + err) + } + + secret, err := iniProfile.GetKey("aws_secret_access_key") + if err != nil { + return Value{ProviderName: SharedCredsProviderName}, awserr.New("SharedCredsSecret", + fmt.Sprintf("shared credentials %s in %s did not contain aws_secret_access_key", profile, filename), + nil) + } + + // Default to empty string if not found + token := iniProfile.Key("aws_session_token") + + return Value{ + AccessKeyID: id.String(), + SecretAccessKey: secret.String(), + SessionToken: token.String(), + ProviderName: SharedCredsProviderName, + }, nil +} + +// filename returns the filename to use to read AWS shared credentials. +// +// Will return an error if the user's home directory path cannot be found. +func (p *SharedCredentialsProvider) filename() (string, error) { + if p.Filename == "" { + if p.Filename = os.Getenv("AWS_SHARED_CREDENTIALS_FILE"); p.Filename != "" { + return p.Filename, nil + } + + homeDir := os.Getenv("HOME") // *nix + if homeDir == "" { // Windows + homeDir = os.Getenv("USERPROFILE") + } + if homeDir == "" { + return "", ErrSharedCredentialsHomeNotFound + } + + p.Filename = filepath.Join(homeDir, ".aws", "credentials") + } + + return p.Filename, nil +} + +// profile returns the AWS shared credentials profile. If empty will read +// environment variable "AWS_PROFILE". If that is not set profile will +// return "default". +func (p *SharedCredentialsProvider) profile() string { + if p.Profile == "" { + p.Profile = os.Getenv("AWS_PROFILE") + } + if p.Profile == "" { + p.Profile = "default" + } + + return p.Profile +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go new file mode 100644 index 00000000..4f5dab3f --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/static_provider.go @@ -0,0 +1,57 @@ +package credentials + +import ( + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// StaticProviderName provides a name of Static provider +const StaticProviderName = "StaticProvider" + +var ( + // ErrStaticCredentialsEmpty is emitted when static credentials are empty. + // + // @readonly + ErrStaticCredentialsEmpty = awserr.New("EmptyStaticCreds", "static credentials are empty", nil) +) + +// A StaticProvider is a set of credentials which are set programmatically, +// and will never expire. +type StaticProvider struct { + Value +} + +// NewStaticCredentials returns a pointer to a new Credentials object +// wrapping a static credentials value provider. +func NewStaticCredentials(id, secret, token string) *Credentials { + return NewCredentials(&StaticProvider{Value: Value{ + AccessKeyID: id, + SecretAccessKey: secret, + SessionToken: token, + }}) +} + +// NewStaticCredentialsFromCreds returns a pointer to a new Credentials object +// wrapping the static credentials value provide. Same as NewStaticCredentials +// but takes the creds Value instead of individual fields +func NewStaticCredentialsFromCreds(creds Value) *Credentials { + return NewCredentials(&StaticProvider{Value: creds}) +} + +// Retrieve returns the credentials or error if the credentials are invalid. +func (s *StaticProvider) Retrieve() (Value, error) { + if s.AccessKeyID == "" || s.SecretAccessKey == "" { + return Value{ProviderName: StaticProviderName}, ErrStaticCredentialsEmpty + } + + if len(s.Value.ProviderName) == 0 { + s.Value.ProviderName = StaticProviderName + } + return s.Value, nil +} + +// IsExpired returns if the credentials are expired. +// +// For StaticProvider, the credentials never expired. +func (s *StaticProvider) IsExpired() bool { + return false +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go b/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go new file mode 100644 index 00000000..4108e433 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/credentials/stscreds/assume_role_provider.go @@ -0,0 +1,298 @@ +/* +Package stscreds are credential Providers to retrieve STS AWS credentials. + +STS provides multiple ways to retrieve credentials which can be used when making +future AWS service API operation calls. + +The SDK will ensure that per instance of credentials.Credentials all requests +to refresh the credentials will be synchronized. But, the SDK is unable to +ensure synchronous usage of the AssumeRoleProvider if the value is shared +between multiple Credentials, Sessions or service clients. + +Assume Role + +To assume an IAM role using STS with the SDK you can create a new Credentials +with the SDKs's stscreds package. + + // Initial credentials loaded from SDK's default credential chain. Such as + // the environment, shared credentials (~/.aws/credentials), or EC2 Instance + // Role. These credentials will be used to to make the STS Assume Role API. + sess := session.Must(session.NewSession()) + + // Create the credentials from AssumeRoleProvider to assume the role + // referenced by the "myRoleARN" ARN. + creds := stscreds.NewCredentials(sess, "myRoleArn") + + // Create service client value configured for credentials + // from assumed role. + svc := s3.New(sess, &aws.Config{Credentials: creds}) + +Assume Role with static MFA Token + +To assume an IAM role with a MFA token you can either specify a MFA token code +directly or provide a function to prompt the user each time the credentials +need to refresh the role's credentials. Specifying the TokenCode should be used +for short lived operations that will not need to be refreshed, and when you do +not want to have direct control over the user provides their MFA token. + +With TokenCode the AssumeRoleProvider will be not be able to refresh the role's +credentials. + + // Create the credentials from AssumeRoleProvider to assume the role + // referenced by the "myRoleARN" ARN using the MFA token code provided. + creds := stscreds.NewCredentials(sess, "myRoleArn", func(p *stscreds.AssumeRoleProvider) { + p.SerialNumber = aws.String("myTokenSerialNumber") + p.TokenCode = aws.String("00000000") + }) + + // Create service client value configured for credentials + // from assumed role. + svc := s3.New(sess, &aws.Config{Credentials: creds}) + +Assume Role with MFA Token Provider + +To assume an IAM role with MFA for longer running tasks where the credentials +may need to be refreshed setting the TokenProvider field of AssumeRoleProvider +will allow the credential provider to prompt for new MFA token code when the +role's credentials need to be refreshed. + +The StdinTokenProvider function is available to prompt on stdin to retrieve +the MFA token code from the user. You can also implement custom prompts by +satisfing the TokenProvider function signature. + +Using StdinTokenProvider with multiple AssumeRoleProviders, or Credentials will +have undesirable results as the StdinTokenProvider will not be synchronized. A +single Credentials with an AssumeRoleProvider can be shared safely. + + // Create the credentials from AssumeRoleProvider to assume the role + // referenced by the "myRoleARN" ARN. Prompting for MFA token from stdin. + creds := stscreds.NewCredentials(sess, "myRoleArn", func(p *stscreds.AssumeRoleProvider) { + p.SerialNumber = aws.String("myTokenSerialNumber") + p.TokenProvider = stscreds.StdinTokenProvider + }) + + // Create service client value configured for credentials + // from assumed role. + svc := s3.New(sess, &aws.Config{Credentials: creds}) + +*/ +package stscreds + +import ( + "fmt" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/service/sts" +) + +// StdinTokenProvider will prompt on stdout and read from stdin for a string value. +// An error is returned if reading from stdin fails. +// +// Use this function go read MFA tokens from stdin. The function makes no attempt +// to make atomic prompts from stdin across multiple gorouties. +// +// Using StdinTokenProvider with multiple AssumeRoleProviders, or Credentials will +// have undesirable results as the StdinTokenProvider will not be synchronized. A +// single Credentials with an AssumeRoleProvider can be shared safely +// +// Will wait forever until something is provided on the stdin. +func StdinTokenProvider() (string, error) { + var v string + fmt.Printf("Assume Role MFA token code: ") + _, err := fmt.Scanln(&v) + + return v, err +} + +// ProviderName provides a name of AssumeRole provider +const ProviderName = "AssumeRoleProvider" + +// AssumeRoler represents the minimal subset of the STS client API used by this provider. +type AssumeRoler interface { + AssumeRole(input *sts.AssumeRoleInput) (*sts.AssumeRoleOutput, error) +} + +// DefaultDuration is the default amount of time in minutes that the credentials +// will be valid for. +var DefaultDuration = time.Duration(15) * time.Minute + +// AssumeRoleProvider retrieves temporary credentials from the STS service, and +// keeps track of their expiration time. +// +// This credential provider will be used by the SDKs default credential change +// when shared configuration is enabled, and the shared config or shared credentials +// file configure assume role. See Session docs for how to do this. +// +// AssumeRoleProvider does not provide any synchronization and it is not safe +// to share this value across multiple Credentials, Sessions, or service clients +// without also sharing the same Credentials instance. +type AssumeRoleProvider struct { + credentials.Expiry + + // STS client to make assume role request with. + Client AssumeRoler + + // Role to be assumed. + RoleARN string + + // Session name, if you wish to reuse the credentials elsewhere. + RoleSessionName string + + // Expiry duration of the STS credentials. Defaults to 15 minutes if not set. + Duration time.Duration + + // Optional ExternalID to pass along, defaults to nil if not set. + ExternalID *string + + // The policy plain text must be 2048 bytes or shorter. However, an internal + // conversion compresses it into a packed binary format with a separate limit. + // The PackedPolicySize response element indicates by percentage how close to + // the upper size limit the policy is, with 100% equaling the maximum allowed + // size. + Policy *string + + // The identification number of the MFA device that is associated with the user + // who is making the AssumeRole call. Specify this value if the trust policy + // of the role being assumed includes a condition that requires MFA authentication. + // The value is either the serial number for a hardware device (such as GAHT12345678) + // or an Amazon Resource Name (ARN) for a virtual device (such as arn:aws:iam::123456789012:mfa/user). + SerialNumber *string + + // The value provided by the MFA device, if the trust policy of the role being + // assumed requires MFA (that is, if the policy includes a condition that tests + // for MFA). If the role being assumed requires MFA and if the TokenCode value + // is missing or expired, the AssumeRole call returns an "access denied" error. + // + // If SerialNumber is set and neither TokenCode nor TokenProvider are also + // set an error will be returned. + TokenCode *string + + // Async method of providing MFA token code for assuming an IAM role with MFA. + // The value returned by the function will be used as the TokenCode in the Retrieve + // call. See StdinTokenProvider for a provider that prompts and reads from stdin. + // + // This token provider will be called when ever the assumed role's + // credentials need to be refreshed when SerialNumber is also set and + // TokenCode is not set. + // + // If both TokenCode and TokenProvider is set, TokenProvider will be used and + // TokenCode is ignored. + TokenProvider func() (string, error) + + // ExpiryWindow will allow the credentials to trigger refreshing prior to + // the credentials actually expiring. This is beneficial so race conditions + // with expiring credentials do not cause request to fail unexpectedly + // due to ExpiredTokenException exceptions. + // + // So a ExpiryWindow of 10s would cause calls to IsExpired() to return true + // 10 seconds before the credentials are actually expired. + // + // If ExpiryWindow is 0 or less it will be ignored. + ExpiryWindow time.Duration +} + +// NewCredentials returns a pointer to a new Credentials object wrapping the +// AssumeRoleProvider. The credentials will expire every 15 minutes and the +// role will be named after a nanosecond timestamp of this operation. +// +// Takes a Config provider to create the STS client. The ConfigProvider is +// satisfied by the session.Session type. +// +// It is safe to share the returned Credentials with multiple Sessions and +// service clients. All access to the credentials and refreshing them +// will be synchronized. +func NewCredentials(c client.ConfigProvider, roleARN string, options ...func(*AssumeRoleProvider)) *credentials.Credentials { + p := &AssumeRoleProvider{ + Client: sts.New(c), + RoleARN: roleARN, + Duration: DefaultDuration, + } + + for _, option := range options { + option(p) + } + + return credentials.NewCredentials(p) +} + +// NewCredentialsWithClient returns a pointer to a new Credentials object wrapping the +// AssumeRoleProvider. The credentials will expire every 15 minutes and the +// role will be named after a nanosecond timestamp of this operation. +// +// Takes an AssumeRoler which can be satisfied by the STS client. +// +// It is safe to share the returned Credentials with multiple Sessions and +// service clients. All access to the credentials and refreshing them +// will be synchronized. +func NewCredentialsWithClient(svc AssumeRoler, roleARN string, options ...func(*AssumeRoleProvider)) *credentials.Credentials { + p := &AssumeRoleProvider{ + Client: svc, + RoleARN: roleARN, + Duration: DefaultDuration, + } + + for _, option := range options { + option(p) + } + + return credentials.NewCredentials(p) +} + +// Retrieve generates a new set of temporary credentials using STS. +func (p *AssumeRoleProvider) Retrieve() (credentials.Value, error) { + + // Apply defaults where parameters are not set. + if p.RoleSessionName == "" { + // Try to work out a role name that will hopefully end up unique. + p.RoleSessionName = fmt.Sprintf("%d", time.Now().UTC().UnixNano()) + } + if p.Duration == 0 { + // Expire as often as AWS permits. + p.Duration = DefaultDuration + } + input := &sts.AssumeRoleInput{ + DurationSeconds: aws.Int64(int64(p.Duration / time.Second)), + RoleArn: aws.String(p.RoleARN), + RoleSessionName: aws.String(p.RoleSessionName), + ExternalId: p.ExternalID, + } + if p.Policy != nil { + input.Policy = p.Policy + } + if p.SerialNumber != nil { + if p.TokenCode != nil { + input.SerialNumber = p.SerialNumber + input.TokenCode = p.TokenCode + } else if p.TokenProvider != nil { + input.SerialNumber = p.SerialNumber + code, err := p.TokenProvider() + if err != nil { + return credentials.Value{ProviderName: ProviderName}, err + } + input.TokenCode = aws.String(code) + } else { + return credentials.Value{ProviderName: ProviderName}, + awserr.New("AssumeRoleTokenNotAvailable", + "assume role with MFA enabled, but neither TokenCode nor TokenProvider are set", nil) + } + } + + roleOutput, err := p.Client.AssumeRole(input) + if err != nil { + return credentials.Value{ProviderName: ProviderName}, err + } + + // We will proactively generate new credentials before they expire. + p.SetExpiration(*roleOutput.Credentials.Expiration, p.ExpiryWindow) + + return credentials.Value{ + AccessKeyID: *roleOutput.Credentials.AccessKeyId, + SecretAccessKey: *roleOutput.Credentials.SecretAccessKey, + SessionToken: *roleOutput.Credentials.SessionToken, + ProviderName: ProviderName, + }, nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/defaults/defaults.go b/vendor/github.com/aws/aws-sdk-go/aws/defaults/defaults.go new file mode 100644 index 00000000..07afe3b8 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/defaults/defaults.go @@ -0,0 +1,163 @@ +// Package defaults is a collection of helpers to retrieve the SDK's default +// configuration and handlers. +// +// Generally this package shouldn't be used directly, but session.Session +// instead. This package is useful when you need to reset the defaults +// of a session or service client to the SDK defaults before setting +// additional parameters. +package defaults + +import ( + "fmt" + "net/http" + "net/url" + "os" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/corehandlers" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/credentials/ec2rolecreds" + "github.com/aws/aws-sdk-go/aws/credentials/endpointcreds" + "github.com/aws/aws-sdk-go/aws/ec2metadata" + "github.com/aws/aws-sdk-go/aws/endpoints" + "github.com/aws/aws-sdk-go/aws/request" +) + +// A Defaults provides a collection of default values for SDK clients. +type Defaults struct { + Config *aws.Config + Handlers request.Handlers +} + +// Get returns the SDK's default values with Config and handlers pre-configured. +func Get() Defaults { + cfg := Config() + handlers := Handlers() + cfg.Credentials = CredChain(cfg, handlers) + + return Defaults{ + Config: cfg, + Handlers: handlers, + } +} + +// Config returns the default configuration without credentials. +// To retrieve a config with credentials also included use +// `defaults.Get().Config` instead. +// +// Generally you shouldn't need to use this method directly, but +// is available if you need to reset the configuration of an +// existing service client or session. +func Config() *aws.Config { + return aws.NewConfig(). + WithCredentials(credentials.AnonymousCredentials). + WithRegion(os.Getenv("AWS_REGION")). + WithHTTPClient(http.DefaultClient). + WithMaxRetries(aws.UseServiceDefaultRetries). + WithLogger(aws.NewDefaultLogger()). + WithLogLevel(aws.LogOff). + WithEndpointResolver(endpoints.DefaultResolver()) +} + +// Handlers returns the default request handlers. +// +// Generally you shouldn't need to use this method directly, but +// is available if you need to reset the request handlers of an +// existing service client or session. +func Handlers() request.Handlers { + var handlers request.Handlers + + handlers.Validate.PushBackNamed(corehandlers.ValidateEndpointHandler) + handlers.Validate.AfterEachFn = request.HandlerListStopOnError + handlers.Build.PushBackNamed(corehandlers.SDKVersionUserAgentHandler) + handlers.Build.AfterEachFn = request.HandlerListStopOnError + handlers.Sign.PushBackNamed(corehandlers.BuildContentLengthHandler) + handlers.Send.PushBackNamed(corehandlers.ValidateReqSigHandler) + handlers.Send.PushBackNamed(corehandlers.SendHandler) + handlers.AfterRetry.PushBackNamed(corehandlers.AfterRetryHandler) + handlers.ValidateResponse.PushBackNamed(corehandlers.ValidateResponseHandler) + + return handlers +} + +// CredChain returns the default credential chain. +// +// Generally you shouldn't need to use this method directly, but +// is available if you need to reset the credentials of an +// existing service client or session's Config. +func CredChain(cfg *aws.Config, handlers request.Handlers) *credentials.Credentials { + return credentials.NewCredentials(&credentials.ChainProvider{ + VerboseErrors: aws.BoolValue(cfg.CredentialsChainVerboseErrors), + Providers: []credentials.Provider{ + &credentials.EnvProvider{}, + &credentials.SharedCredentialsProvider{Filename: "", Profile: ""}, + RemoteCredProvider(*cfg, handlers), + }, + }) +} + +const ( + httpProviderEnvVar = "AWS_CONTAINER_CREDENTIALS_FULL_URI" + ecsCredsProviderEnvVar = "AWS_CONTAINER_CREDENTIALS_RELATIVE_URI" +) + +// RemoteCredProvider returns a credentials provider for the default remote +// endpoints such as EC2 or ECS Roles. +func RemoteCredProvider(cfg aws.Config, handlers request.Handlers) credentials.Provider { + if u := os.Getenv(httpProviderEnvVar); len(u) > 0 { + return localHTTPCredProvider(cfg, handlers, u) + } + + if uri := os.Getenv(ecsCredsProviderEnvVar); len(uri) > 0 { + u := fmt.Sprintf("http://169.254.170.2%s", uri) + return httpCredProvider(cfg, handlers, u) + } + + return ec2RoleProvider(cfg, handlers) +} + +func localHTTPCredProvider(cfg aws.Config, handlers request.Handlers, u string) credentials.Provider { + var errMsg string + + parsed, err := url.Parse(u) + if err != nil { + errMsg = fmt.Sprintf("invalid URL, %v", err) + } else if host := aws.URLHostname(parsed); !(host == "localhost" || host == "127.0.0.1") { + errMsg = fmt.Sprintf("invalid host address, %q, only localhost and 127.0.0.1 are valid.", host) + } + + if len(errMsg) > 0 { + if cfg.Logger != nil { + cfg.Logger.Log("Ignoring, HTTP credential provider", errMsg, err) + } + return credentials.ErrorProvider{ + Err: awserr.New("CredentialsEndpointError", errMsg, err), + ProviderName: endpointcreds.ProviderName, + } + } + + return httpCredProvider(cfg, handlers, u) +} + +func httpCredProvider(cfg aws.Config, handlers request.Handlers, u string) credentials.Provider { + return endpointcreds.NewProviderClient(cfg, handlers, u, + func(p *endpointcreds.Provider) { + p.ExpiryWindow = 5 * time.Minute + }, + ) +} + +func ec2RoleProvider(cfg aws.Config, handlers request.Handlers) credentials.Provider { + resolver := cfg.EndpointResolver + if resolver == nil { + resolver = endpoints.DefaultResolver() + } + + e, _ := resolver.EndpointFor(endpoints.Ec2metadataServiceID, "") + return &ec2rolecreds.EC2RoleProvider{ + Client: ec2metadata.NewClient(cfg, handlers, e.URL, e.SigningRegion), + ExpiryWindow: 5 * time.Minute, + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go new file mode 100644 index 00000000..984407a5 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/api.go @@ -0,0 +1,162 @@ +package ec2metadata + +import ( + "encoding/json" + "fmt" + "net/http" + "path" + "strings" + "time" + + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/request" +) + +// GetMetadata uses the path provided to request information from the EC2 +// instance metdata service. The content will be returned as a string, or +// error if the request failed. +func (c *EC2Metadata) GetMetadata(p string) (string, error) { + op := &request.Operation{ + Name: "GetMetadata", + HTTPMethod: "GET", + HTTPPath: path.Join("/", "meta-data", p), + } + + output := &metadataOutput{} + req := c.NewRequest(op, nil, output) + + return output.Content, req.Send() +} + +// GetUserData returns the userdata that was configured for the service. If +// there is no user-data setup for the EC2 instance a "NotFoundError" error +// code will be returned. +func (c *EC2Metadata) GetUserData() (string, error) { + op := &request.Operation{ + Name: "GetUserData", + HTTPMethod: "GET", + HTTPPath: path.Join("/", "user-data"), + } + + output := &metadataOutput{} + req := c.NewRequest(op, nil, output) + req.Handlers.UnmarshalError.PushBack(func(r *request.Request) { + if r.HTTPResponse.StatusCode == http.StatusNotFound { + r.Error = awserr.New("NotFoundError", "user-data not found", r.Error) + } + }) + + return output.Content, req.Send() +} + +// GetDynamicData uses the path provided to request information from the EC2 +// instance metadata service for dynamic data. The content will be returned +// as a string, or error if the request failed. +func (c *EC2Metadata) GetDynamicData(p string) (string, error) { + op := &request.Operation{ + Name: "GetDynamicData", + HTTPMethod: "GET", + HTTPPath: path.Join("/", "dynamic", p), + } + + output := &metadataOutput{} + req := c.NewRequest(op, nil, output) + + return output.Content, req.Send() +} + +// GetInstanceIdentityDocument retrieves an identity document describing an +// instance. Error is returned if the request fails or is unable to parse +// the response. +func (c *EC2Metadata) GetInstanceIdentityDocument() (EC2InstanceIdentityDocument, error) { + resp, err := c.GetDynamicData("instance-identity/document") + if err != nil { + return EC2InstanceIdentityDocument{}, + awserr.New("EC2MetadataRequestError", + "failed to get EC2 instance identity document", err) + } + + doc := EC2InstanceIdentityDocument{} + if err := json.NewDecoder(strings.NewReader(resp)).Decode(&doc); err != nil { + return EC2InstanceIdentityDocument{}, + awserr.New("SerializationError", + "failed to decode EC2 instance identity document", err) + } + + return doc, nil +} + +// IAMInfo retrieves IAM info from the metadata API +func (c *EC2Metadata) IAMInfo() (EC2IAMInfo, error) { + resp, err := c.GetMetadata("iam/info") + if err != nil { + return EC2IAMInfo{}, + awserr.New("EC2MetadataRequestError", + "failed to get EC2 IAM info", err) + } + + info := EC2IAMInfo{} + if err := json.NewDecoder(strings.NewReader(resp)).Decode(&info); err != nil { + return EC2IAMInfo{}, + awserr.New("SerializationError", + "failed to decode EC2 IAM info", err) + } + + if info.Code != "Success" { + errMsg := fmt.Sprintf("failed to get EC2 IAM Info (%s)", info.Code) + return EC2IAMInfo{}, + awserr.New("EC2MetadataError", errMsg, nil) + } + + return info, nil +} + +// Region returns the region the instance is running in. +func (c *EC2Metadata) Region() (string, error) { + resp, err := c.GetMetadata("placement/availability-zone") + if err != nil { + return "", err + } + + // returns region without the suffix. Eg: us-west-2a becomes us-west-2 + return resp[:len(resp)-1], nil +} + +// Available returns if the application has access to the EC2 Metadata service. +// Can be used to determine if application is running within an EC2 Instance and +// the metadata service is available. +func (c *EC2Metadata) Available() bool { + if _, err := c.GetMetadata("instance-id"); err != nil { + return false + } + + return true +} + +// An EC2IAMInfo provides the shape for unmarshaling +// an IAM info from the metadata API +type EC2IAMInfo struct { + Code string + LastUpdated time.Time + InstanceProfileArn string + InstanceProfileID string +} + +// An EC2InstanceIdentityDocument provides the shape for unmarshaling +// an instance identity document +type EC2InstanceIdentityDocument struct { + DevpayProductCodes []string `json:"devpayProductCodes"` + AvailabilityZone string `json:"availabilityZone"` + PrivateIP string `json:"privateIp"` + Version string `json:"version"` + Region string `json:"region"` + InstanceID string `json:"instanceId"` + BillingProducts []string `json:"billingProducts"` + InstanceType string `json:"instanceType"` + AccountID string `json:"accountId"` + PendingTime time.Time `json:"pendingTime"` + ImageID string `json:"imageId"` + KernelID string `json:"kernelId"` + RamdiskID string `json:"ramdiskId"` + Architecture string `json:"architecture"` +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go new file mode 100644 index 00000000..5b4379db --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/ec2metadata/service.go @@ -0,0 +1,124 @@ +// Package ec2metadata provides the client for making API calls to the +// EC2 Metadata service. +package ec2metadata + +import ( + "bytes" + "errors" + "io" + "net/http" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client" + "github.com/aws/aws-sdk-go/aws/client/metadata" + "github.com/aws/aws-sdk-go/aws/request" +) + +// ServiceName is the name of the service. +const ServiceName = "ec2metadata" + +// A EC2Metadata is an EC2 Metadata service Client. +type EC2Metadata struct { + *client.Client +} + +// New creates a new instance of the EC2Metadata client with a session. +// This client is safe to use across multiple goroutines. +// +// +// Example: +// // Create a EC2Metadata client from just a session. +// svc := ec2metadata.New(mySession) +// +// // Create a EC2Metadata client with additional configuration +// svc := ec2metadata.New(mySession, aws.NewConfig().WithLogLevel(aws.LogDebugHTTPBody)) +func New(p client.ConfigProvider, cfgs ...*aws.Config) *EC2Metadata { + c := p.ClientConfig(ServiceName, cfgs...) + return NewClient(*c.Config, c.Handlers, c.Endpoint, c.SigningRegion) +} + +// NewClient returns a new EC2Metadata client. Should be used to create +// a client when not using a session. Generally using just New with a session +// is preferred. +// +// If an unmodified HTTP client is provided from the stdlib default, or no client +// the EC2RoleProvider's EC2Metadata HTTP client's timeout will be shortened. +// To disable this set Config.EC2MetadataDisableTimeoutOverride to false. Enabled by default. +func NewClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegion string, opts ...func(*client.Client)) *EC2Metadata { + if !aws.BoolValue(cfg.EC2MetadataDisableTimeoutOverride) && httpClientZero(cfg.HTTPClient) { + // If the http client is unmodified and this feature is not disabled + // set custom timeouts for EC2Metadata requests. + cfg.HTTPClient = &http.Client{ + // use a shorter timeout than default because the metadata + // service is local if it is running, and to fail faster + // if not running on an ec2 instance. + Timeout: 5 * time.Second, + } + } + + svc := &EC2Metadata{ + Client: client.New( + cfg, + metadata.ClientInfo{ + ServiceName: ServiceName, + Endpoint: endpoint, + APIVersion: "latest", + }, + handlers, + ), + } + + svc.Handlers.Unmarshal.PushBack(unmarshalHandler) + svc.Handlers.UnmarshalError.PushBack(unmarshalError) + svc.Handlers.Validate.Clear() + svc.Handlers.Validate.PushBack(validateEndpointHandler) + + // Add additional options to the service config + for _, option := range opts { + option(svc.Client) + } + + return svc +} + +func httpClientZero(c *http.Client) bool { + return c == nil || (c.Transport == nil && c.CheckRedirect == nil && c.Jar == nil && c.Timeout == 0) +} + +type metadataOutput struct { + Content string +} + +func unmarshalHandler(r *request.Request) { + defer r.HTTPResponse.Body.Close() + b := &bytes.Buffer{} + if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil { + r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata respose", err) + return + } + + if data, ok := r.Data.(*metadataOutput); ok { + data.Content = b.String() + } +} + +func unmarshalError(r *request.Request) { + defer r.HTTPResponse.Body.Close() + b := &bytes.Buffer{} + if _, err := io.Copy(b, r.HTTPResponse.Body); err != nil { + r.Error = awserr.New("SerializationError", "unable to unmarshal EC2 metadata error respose", err) + return + } + + // Response body format is not consistent between metadata endpoints. + // Grab the error message as a string and include that as the source error + r.Error = awserr.New("EC2MetadataError", "failed to make EC2Metadata request", errors.New(b.String())) +} + +func validateEndpointHandler(r *request.Request) { + if r.ClientInfo.Endpoint == "" { + r.Error = aws.ErrMissingEndpoint + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/decode.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/decode.go new file mode 100644 index 00000000..74f72de0 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/decode.go @@ -0,0 +1,133 @@ +package endpoints + +import ( + "encoding/json" + "fmt" + "io" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +type modelDefinition map[string]json.RawMessage + +// A DecodeModelOptions are the options for how the endpoints model definition +// are decoded. +type DecodeModelOptions struct { + SkipCustomizations bool +} + +// Set combines all of the option functions together. +func (d *DecodeModelOptions) Set(optFns ...func(*DecodeModelOptions)) { + for _, fn := range optFns { + fn(d) + } +} + +// DecodeModel unmarshals a Regions and Endpoint model definition file into +// a endpoint Resolver. If the file format is not supported, or an error occurs +// when unmarshaling the model an error will be returned. +// +// Casting the return value of this func to a EnumPartitions will +// allow you to get a list of the partitions in the order the endpoints +// will be resolved in. +// +// resolver, err := endpoints.DecodeModel(reader) +// +// partitions := resolver.(endpoints.EnumPartitions).Partitions() +// for _, p := range partitions { +// // ... inspect partitions +// } +func DecodeModel(r io.Reader, optFns ...func(*DecodeModelOptions)) (Resolver, error) { + var opts DecodeModelOptions + opts.Set(optFns...) + + // Get the version of the partition file to determine what + // unmarshaling model to use. + modelDef := modelDefinition{} + if err := json.NewDecoder(r).Decode(&modelDef); err != nil { + return nil, newDecodeModelError("failed to decode endpoints model", err) + } + + var version string + if b, ok := modelDef["version"]; ok { + version = string(b) + } else { + return nil, newDecodeModelError("endpoints version not found in model", nil) + } + + if version == "3" { + return decodeV3Endpoints(modelDef, opts) + } + + return nil, newDecodeModelError( + fmt.Sprintf("endpoints version %s, not supported", version), nil) +} + +func decodeV3Endpoints(modelDef modelDefinition, opts DecodeModelOptions) (Resolver, error) { + b, ok := modelDef["partitions"] + if !ok { + return nil, newDecodeModelError("endpoints model missing partitions", nil) + } + + ps := partitions{} + if err := json.Unmarshal(b, &ps); err != nil { + return nil, newDecodeModelError("failed to decode endpoints model", err) + } + + if opts.SkipCustomizations { + return ps, nil + } + + // Customization + for i := 0; i < len(ps); i++ { + p := &ps[i] + custAddEC2Metadata(p) + custAddS3DualStack(p) + custRmIotDataService(p) + } + + return ps, nil +} + +func custAddS3DualStack(p *partition) { + if p.ID != "aws" { + return + } + + s, ok := p.Services["s3"] + if !ok { + return + } + + s.Defaults.HasDualStack = boxedTrue + s.Defaults.DualStackHostname = "{service}.dualstack.{region}.{dnsSuffix}" + + p.Services["s3"] = s +} + +func custAddEC2Metadata(p *partition) { + p.Services["ec2metadata"] = service{ + IsRegionalized: boxedFalse, + PartitionEndpoint: "aws-global", + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "169.254.169.254/latest", + Protocols: []string{"http"}, + }, + }, + } +} + +func custRmIotDataService(p *partition) { + delete(p.Services, "data.iot") +} + +type decodeModelError struct { + awsError +} + +func newDecodeModelError(msg string, err error) decodeModelError { + return decodeModelError{ + awsError: awserr.New("DecodeEndpointsModelError", msg, err), + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/defaults.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/defaults.go new file mode 100644 index 00000000..90558c44 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/defaults.go @@ -0,0 +1,2149 @@ +// Code generated by aws/endpoints/v3model_codegen.go. DO NOT EDIT. + +package endpoints + +import ( + "regexp" +) + +// Partition identifiers +const ( + AwsPartitionID = "aws" // AWS Standard partition. + AwsCnPartitionID = "aws-cn" // AWS China partition. + AwsUsGovPartitionID = "aws-us-gov" // AWS GovCloud (US) partition. +) + +// AWS Standard partition's regions. +const ( + ApNortheast1RegionID = "ap-northeast-1" // Asia Pacific (Tokyo). + ApNortheast2RegionID = "ap-northeast-2" // Asia Pacific (Seoul). + ApSouth1RegionID = "ap-south-1" // Asia Pacific (Mumbai). + ApSoutheast1RegionID = "ap-southeast-1" // Asia Pacific (Singapore). + ApSoutheast2RegionID = "ap-southeast-2" // Asia Pacific (Sydney). + CaCentral1RegionID = "ca-central-1" // Canada (Central). + EuCentral1RegionID = "eu-central-1" // EU (Frankfurt). + EuWest1RegionID = "eu-west-1" // EU (Ireland). + EuWest2RegionID = "eu-west-2" // EU (London). + SaEast1RegionID = "sa-east-1" // South America (Sao Paulo). + UsEast1RegionID = "us-east-1" // US East (N. Virginia). + UsEast2RegionID = "us-east-2" // US East (Ohio). + UsWest1RegionID = "us-west-1" // US West (N. California). + UsWest2RegionID = "us-west-2" // US West (Oregon). +) + +// AWS China partition's regions. +const ( + CnNorth1RegionID = "cn-north-1" // China (Beijing). +) + +// AWS GovCloud (US) partition's regions. +const ( + UsGovWest1RegionID = "us-gov-west-1" // AWS GovCloud (US). +) + +// Service identifiers +const ( + AcmServiceID = "acm" // Acm. + ApigatewayServiceID = "apigateway" // Apigateway. + ApplicationAutoscalingServiceID = "application-autoscaling" // ApplicationAutoscaling. + Appstream2ServiceID = "appstream2" // Appstream2. + AutoscalingServiceID = "autoscaling" // Autoscaling. + BatchServiceID = "batch" // Batch. + BudgetsServiceID = "budgets" // Budgets. + ClouddirectoryServiceID = "clouddirectory" // Clouddirectory. + CloudformationServiceID = "cloudformation" // Cloudformation. + CloudfrontServiceID = "cloudfront" // Cloudfront. + CloudhsmServiceID = "cloudhsm" // Cloudhsm. + CloudsearchServiceID = "cloudsearch" // Cloudsearch. + CloudtrailServiceID = "cloudtrail" // Cloudtrail. + CodebuildServiceID = "codebuild" // Codebuild. + CodecommitServiceID = "codecommit" // Codecommit. + CodedeployServiceID = "codedeploy" // Codedeploy. + CodepipelineServiceID = "codepipeline" // Codepipeline. + CognitoIdentityServiceID = "cognito-identity" // CognitoIdentity. + CognitoIdpServiceID = "cognito-idp" // CognitoIdp. + CognitoSyncServiceID = "cognito-sync" // CognitoSync. + ConfigServiceID = "config" // Config. + CurServiceID = "cur" // Cur. + DatapipelineServiceID = "datapipeline" // Datapipeline. + DevicefarmServiceID = "devicefarm" // Devicefarm. + DirectconnectServiceID = "directconnect" // Directconnect. + DiscoveryServiceID = "discovery" // Discovery. + DmsServiceID = "dms" // Dms. + DsServiceID = "ds" // Ds. + DynamodbServiceID = "dynamodb" // Dynamodb. + Ec2ServiceID = "ec2" // Ec2. + Ec2metadataServiceID = "ec2metadata" // Ec2metadata. + EcrServiceID = "ecr" // Ecr. + EcsServiceID = "ecs" // Ecs. + ElasticacheServiceID = "elasticache" // Elasticache. + ElasticbeanstalkServiceID = "elasticbeanstalk" // Elasticbeanstalk. + ElasticfilesystemServiceID = "elasticfilesystem" // Elasticfilesystem. + ElasticloadbalancingServiceID = "elasticloadbalancing" // Elasticloadbalancing. + ElasticmapreduceServiceID = "elasticmapreduce" // Elasticmapreduce. + ElastictranscoderServiceID = "elastictranscoder" // Elastictranscoder. + EmailServiceID = "email" // Email. + EsServiceID = "es" // Es. + EventsServiceID = "events" // Events. + FirehoseServiceID = "firehose" // Firehose. + GameliftServiceID = "gamelift" // Gamelift. + GlacierServiceID = "glacier" // Glacier. + HealthServiceID = "health" // Health. + IamServiceID = "iam" // Iam. + ImportexportServiceID = "importexport" // Importexport. + InspectorServiceID = "inspector" // Inspector. + IotServiceID = "iot" // Iot. + KinesisServiceID = "kinesis" // Kinesis. + KinesisanalyticsServiceID = "kinesisanalytics" // Kinesisanalytics. + KmsServiceID = "kms" // Kms. + LambdaServiceID = "lambda" // Lambda. + LightsailServiceID = "lightsail" // Lightsail. + LogsServiceID = "logs" // Logs. + MachinelearningServiceID = "machinelearning" // Machinelearning. + MarketplacecommerceanalyticsServiceID = "marketplacecommerceanalytics" // Marketplacecommerceanalytics. + MeteringMarketplaceServiceID = "metering.marketplace" // MeteringMarketplace. + MobileanalyticsServiceID = "mobileanalytics" // Mobileanalytics. + ModelsLexServiceID = "models.lex" // ModelsLex. + MonitoringServiceID = "monitoring" // Monitoring. + MturkRequesterServiceID = "mturk-requester" // MturkRequester. + OpsworksServiceID = "opsworks" // Opsworks. + OpsworksCmServiceID = "opsworks-cm" // OpsworksCm. + OrganizationsServiceID = "organizations" // Organizations. + PinpointServiceID = "pinpoint" // Pinpoint. + PollyServiceID = "polly" // Polly. + RdsServiceID = "rds" // Rds. + RedshiftServiceID = "redshift" // Redshift. + RekognitionServiceID = "rekognition" // Rekognition. + Route53ServiceID = "route53" // Route53. + Route53domainsServiceID = "route53domains" // Route53domains. + RuntimeLexServiceID = "runtime.lex" // RuntimeLex. + S3ServiceID = "s3" // S3. + SdbServiceID = "sdb" // Sdb. + ServicecatalogServiceID = "servicecatalog" // Servicecatalog. + ShieldServiceID = "shield" // Shield. + SmsServiceID = "sms" // Sms. + SnowballServiceID = "snowball" // Snowball. + SnsServiceID = "sns" // Sns. + SqsServiceID = "sqs" // Sqs. + SsmServiceID = "ssm" // Ssm. + StatesServiceID = "states" // States. + StoragegatewayServiceID = "storagegateway" // Storagegateway. + StreamsDynamodbServiceID = "streams.dynamodb" // StreamsDynamodb. + StsServiceID = "sts" // Sts. + SupportServiceID = "support" // Support. + SwfServiceID = "swf" // Swf. + TaggingServiceID = "tagging" // Tagging. + WafServiceID = "waf" // Waf. + WafRegionalServiceID = "waf-regional" // WafRegional. + WorkdocsServiceID = "workdocs" // Workdocs. + WorkspacesServiceID = "workspaces" // Workspaces. + XrayServiceID = "xray" // Xray. +) + +// DefaultResolver returns an Endpoint resolver that will be able +// to resolve endpoints for: AWS Standard, AWS China, and AWS GovCloud (US). +// +// Use DefaultPartitions() to get the list of the default partitions. +func DefaultResolver() Resolver { + return defaultPartitions +} + +// DefaultPartitions returns a list of the partitions the SDK is bundled +// with. The available partitions are: AWS Standard, AWS China, and AWS GovCloud (US). +// +// partitions := endpoints.DefaultPartitions +// for _, p := range partitions { +// // ... inspect partitions +// } +func DefaultPartitions() []Partition { + return defaultPartitions.Partitions() +} + +var defaultPartitions = partitions{ + awsPartition, + awscnPartition, + awsusgovPartition, +} + +// AwsPartition returns the Resolver for AWS Standard. +func AwsPartition() Partition { + return awsPartition.Partition() +} + +var awsPartition = partition{ + ID: "aws", + Name: "AWS Standard", + DNSSuffix: "amazonaws.com", + RegionRegex: regionRegex{ + Regexp: func() *regexp.Regexp { + reg, _ := regexp.Compile("^(us|eu|ap|sa|ca)\\-\\w+\\-\\d+$") + return reg + }(), + }, + Defaults: endpoint{ + Hostname: "{service}.{region}.{dnsSuffix}", + Protocols: []string{"https"}, + SignatureVersions: []string{"v4"}, + }, + Regions: regions{ + "ap-northeast-1": region{ + Description: "Asia Pacific (Tokyo)", + }, + "ap-northeast-2": region{ + Description: "Asia Pacific (Seoul)", + }, + "ap-south-1": region{ + Description: "Asia Pacific (Mumbai)", + }, + "ap-southeast-1": region{ + Description: "Asia Pacific (Singapore)", + }, + "ap-southeast-2": region{ + Description: "Asia Pacific (Sydney)", + }, + "ca-central-1": region{ + Description: "Canada (Central)", + }, + "eu-central-1": region{ + Description: "EU (Frankfurt)", + }, + "eu-west-1": region{ + Description: "EU (Ireland)", + }, + "eu-west-2": region{ + Description: "EU (London)", + }, + "sa-east-1": region{ + Description: "South America (Sao Paulo)", + }, + "us-east-1": region{ + Description: "US East (N. Virginia)", + }, + "us-east-2": region{ + Description: "US East (Ohio)", + }, + "us-west-1": region{ + Description: "US West (N. California)", + }, + "us-west-2": region{ + Description: "US West (Oregon)", + }, + }, + Services: services{ + "acm": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "apigateway": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "application-autoscaling": service{ + Defaults: endpoint{ + Hostname: "autoscaling.{region}.amazonaws.com", + Protocols: []string{"http", "https"}, + CredentialScope: credentialScope{ + Service: "application-autoscaling", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "appstream2": service{ + Defaults: endpoint{ + Protocols: []string{"https"}, + CredentialScope: credentialScope{ + Service: "appstream", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "autoscaling": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "batch": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "budgets": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "budgets.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "clouddirectory": service{ + + Endpoints: endpoints{ + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cloudformation": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cloudfront": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "cloudfront.amazonaws.com", + Protocols: []string{"http", "https"}, + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "cloudhsm": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cloudsearch": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cloudtrail": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "codebuild": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "codecommit": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "codedeploy": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "codepipeline": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cognito-identity": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cognito-idp": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cognito-sync": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "config": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "cur": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "datapipeline": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "devicefarm": service{ + + Endpoints: endpoints{ + "us-west-2": endpoint{}, + }, + }, + "directconnect": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "discovery": service{ + + Endpoints: endpoints{ + "us-west-2": endpoint{}, + }, + }, + "dms": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "ds": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "dynamodb": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "local": endpoint{ + Hostname: "localhost:8000", + Protocols: []string{"http"}, + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "ec2": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "ec2metadata": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "169.254.169.254/latest", + Protocols: []string{"http"}, + }, + }, + }, + "ecr": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "ecs": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elasticache": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elasticbeanstalk": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elasticfilesystem": service{ + + Endpoints: endpoints{ + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elasticloadbalancing": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elasticmapreduce": service{ + Defaults: endpoint{ + SSLCommonName: "{region}.{service}.{dnsSuffix}", + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{ + SSLCommonName: "{service}.{region}.{dnsSuffix}", + }, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{ + SSLCommonName: "{service}.{region}.{dnsSuffix}", + }, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "elastictranscoder": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "email": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "es": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "events": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "firehose": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "gamelift": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "glacier": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "health": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "iam": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "iam.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "importexport": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "importexport.amazonaws.com", + SignatureVersions: []string{"v2", "v4"}, + CredentialScope: credentialScope{ + Region: "us-east-1", + Service: "IngestionService", + }, + }, + }, + }, + "inspector": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "iot": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "execute-api", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "kinesis": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "kinesisanalytics": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "kms": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "lambda": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "lightsail": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "logs": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "machinelearning": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + }, + }, + "marketplacecommerceanalytics": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "metering.marketplace": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "aws-marketplace", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "mobileanalytics": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "models.lex": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "lex", + }, + }, + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "monitoring": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "mturk-requester": service{ + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "sandbox": endpoint{ + Hostname: "mturk-requester-sandbox.us-east-1.amazonaws.com", + }, + "us-east-1": endpoint{}, + }, + }, + "opsworks": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "opsworks-cm": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "organizations": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "organizations.us-east-1.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "pinpoint": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "mobiletargeting", + }, + }, + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "polly": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "rds": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{ + SSLCommonName: "{service}.{dnsSuffix}", + }, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "redshift": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "rekognition": service{ + + Endpoints: endpoints{ + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "route53": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "route53.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "route53domains": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "runtime.lex": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "lex", + }, + }, + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "s3": service{ + PartitionEndpoint: "us-east-1", + IsRegionalized: boxedTrue, + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + SignatureVersions: []string{"s3v4"}, + + HasDualStack: boxedTrue, + DualStackHostname: "{service}.dualstack.{region}.{dnsSuffix}", + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{ + Hostname: "s3-ap-northeast-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{ + Hostname: "s3-ap-southeast-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "ap-southeast-2": endpoint{ + Hostname: "s3-ap-southeast-2.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{ + Hostname: "s3-eu-west-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "eu-west-2": endpoint{}, + "s3-external-1": endpoint{ + Hostname: "s3-external-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + "sa-east-1": endpoint{ + Hostname: "s3-sa-east-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "us-east-1": endpoint{ + Hostname: "s3.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "us-east-2": endpoint{}, + "us-west-1": endpoint{ + Hostname: "s3-us-west-1.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + "us-west-2": endpoint{ + Hostname: "s3-us-west-2.amazonaws.com", + SignatureVersions: []string{"s3", "s3v4"}, + }, + }, + }, + "sdb": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + SignatureVersions: []string{"v2"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{ + Hostname: "sdb.amazonaws.com", + }, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "servicecatalog": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "shield": service{ + IsRegionalized: boxedFalse, + Defaults: endpoint{ + SSLCommonName: "Shield.us-east-1.amazonaws.com", + Protocols: []string{"https"}, + }, + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "sms": service{ + + Endpoints: endpoints{ + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + }, + }, + "snowball": service{ + + Endpoints: endpoints{ + "ap-south-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "sns": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "sqs": service{ + Defaults: endpoint{ + SSLCommonName: "{region}.queue.{dnsSuffix}", + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{ + SSLCommonName: "queue.{dnsSuffix}", + }, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "ssm": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "states": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "storagegateway": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "streams.dynamodb": service{ + Defaults: endpoint{ + Protocols: []string{"http", "http", "https", "https"}, + CredentialScope: credentialScope{ + Service: "dynamodb", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "local": endpoint{ + Hostname: "localhost:8000", + Protocols: []string{"http"}, + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "sts": service{ + PartitionEndpoint: "aws-global", + Defaults: endpoint{ + Hostname: "sts.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{ + Hostname: "sts.ap-northeast-2.amazonaws.com", + CredentialScope: credentialScope{ + Region: "ap-northeast-2", + }, + }, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "aws-global": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "support": service{ + + Endpoints: endpoints{ + "us-east-1": endpoint{}, + }, + }, + "swf": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "tagging": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "ca-central-1": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "eu-west-2": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "waf": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "waf.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-east-1", + }, + }, + }, + }, + "waf-regional": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "workdocs": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "workspaces": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "us-east-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + "xray": service{ + + Endpoints: endpoints{ + "ap-northeast-1": endpoint{}, + "ap-northeast-2": endpoint{}, + "ap-south-1": endpoint{}, + "ap-southeast-1": endpoint{}, + "ap-southeast-2": endpoint{}, + "eu-central-1": endpoint{}, + "eu-west-1": endpoint{}, + "sa-east-1": endpoint{}, + "us-east-1": endpoint{}, + "us-east-2": endpoint{}, + "us-west-1": endpoint{}, + "us-west-2": endpoint{}, + }, + }, + }, +} + +// AwsCnPartition returns the Resolver for AWS China. +func AwsCnPartition() Partition { + return awscnPartition.Partition() +} + +var awscnPartition = partition{ + ID: "aws-cn", + Name: "AWS China", + DNSSuffix: "amazonaws.com.cn", + RegionRegex: regionRegex{ + Regexp: func() *regexp.Regexp { + reg, _ := regexp.Compile("^cn\\-\\w+\\-\\d+$") + return reg + }(), + }, + Defaults: endpoint{ + Hostname: "{service}.{region}.{dnsSuffix}", + Protocols: []string{"https"}, + SignatureVersions: []string{"v4"}, + }, + Regions: regions{ + "cn-north-1": region{ + Description: "China (Beijing)", + }, + }, + Services: services{ + "autoscaling": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "cloudformation": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "cloudtrail": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "codedeploy": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "config": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "directconnect": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "dynamodb": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "ec2": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "ec2metadata": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "169.254.169.254/latest", + Protocols: []string{"http"}, + }, + }, + }, + "elasticache": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "elasticbeanstalk": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "elasticloadbalancing": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "elasticmapreduce": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "events": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "glacier": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "iam": service{ + PartitionEndpoint: "aws-cn-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-cn-global": endpoint{ + Hostname: "iam.cn-north-1.amazonaws.com.cn", + CredentialScope: credentialScope{ + Region: "cn-north-1", + }, + }, + }, + }, + "kinesis": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "logs": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "monitoring": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "rds": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "redshift": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "s3": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + SignatureVersions: []string{"s3v4"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "sns": service{ + Defaults: endpoint{ + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "sqs": service{ + Defaults: endpoint{ + SSLCommonName: "{region}.queue.{dnsSuffix}", + Protocols: []string{"http", "https"}, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "storagegateway": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "streams.dynamodb": service{ + Defaults: endpoint{ + Protocols: []string{"http", "http", "https", "https"}, + CredentialScope: credentialScope{ + Service: "dynamodb", + }, + }, + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "sts": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "swf": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + "tagging": service{ + + Endpoints: endpoints{ + "cn-north-1": endpoint{}, + }, + }, + }, +} + +// AwsUsGovPartition returns the Resolver for AWS GovCloud (US). +func AwsUsGovPartition() Partition { + return awsusgovPartition.Partition() +} + +var awsusgovPartition = partition{ + ID: "aws-us-gov", + Name: "AWS GovCloud (US)", + DNSSuffix: "amazonaws.com", + RegionRegex: regionRegex{ + Regexp: func() *regexp.Regexp { + reg, _ := regexp.Compile("^us\\-gov\\-\\w+\\-\\d+$") + return reg + }(), + }, + Defaults: endpoint{ + Hostname: "{service}.{region}.{dnsSuffix}", + Protocols: []string{"https"}, + SignatureVersions: []string{"v4"}, + }, + Regions: regions{ + "us-gov-west-1": region{ + Description: "AWS GovCloud (US)", + }, + }, + Services: services{ + "autoscaling": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + Protocols: []string{"http", "https"}, + }, + }, + }, + "cloudformation": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "cloudhsm": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "cloudtrail": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "config": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "directconnect": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "dynamodb": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "ec2": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "ec2metadata": service{ + PartitionEndpoint: "aws-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-global": endpoint{ + Hostname: "169.254.169.254/latest", + Protocols: []string{"http"}, + }, + }, + }, + "elasticache": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "elasticloadbalancing": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + Protocols: []string{"http", "https"}, + }, + }, + }, + "elasticmapreduce": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + Protocols: []string{"http", "https"}, + }, + }, + }, + "glacier": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + Protocols: []string{"http", "https"}, + }, + }, + }, + "iam": service{ + PartitionEndpoint: "aws-us-gov-global", + IsRegionalized: boxedFalse, + + Endpoints: endpoints{ + "aws-us-gov-global": endpoint{ + Hostname: "iam.us-gov.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-gov-west-1", + }, + }, + }, + }, + "kinesis": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "kms": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "logs": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "monitoring": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "rds": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "redshift": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "s3": service{ + Defaults: endpoint{ + SignatureVersions: []string{"s3", "s3v4"}, + }, + Endpoints: endpoints{ + "fips-us-gov-west-1": endpoint{ + Hostname: "s3-fips-us-gov-west-1.amazonaws.com", + CredentialScope: credentialScope{ + Region: "us-gov-west-1", + }, + }, + "us-gov-west-1": endpoint{ + Hostname: "s3-us-gov-west-1.amazonaws.com", + Protocols: []string{"http", "https"}, + }, + }, + }, + "snowball": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "sns": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + Protocols: []string{"http", "https"}, + }, + }, + }, + "sqs": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{ + SSLCommonName: "{region}.queue.{dnsSuffix}", + Protocols: []string{"http", "https"}, + }, + }, + }, + "streams.dynamodb": service{ + Defaults: endpoint{ + CredentialScope: credentialScope{ + Service: "dynamodb", + }, + }, + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "sts": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + "swf": service{ + + Endpoints: endpoints{ + "us-gov-west-1": endpoint{}, + }, + }, + }, +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/doc.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/doc.go new file mode 100644 index 00000000..a0e9bc45 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/doc.go @@ -0,0 +1,66 @@ +// Package endpoints provides the types and functionality for defining regions +// and endpoints, as well as querying those definitions. +// +// The SDK's Regions and Endpoints metadata is code generated into the endpoints +// package, and is accessible via the DefaultResolver function. This function +// returns a endpoint Resolver will search the metadata and build an associated +// endpoint if one is found. The default resolver will search all partitions +// known by the SDK. e.g AWS Standard (aws), AWS China (aws-cn), and +// AWS GovCloud (US) (aws-us-gov). +// . +// +// Enumerating Regions and Endpoint Metadata +// +// Casting the Resolver returned by DefaultResolver to a EnumPartitions interface +// will allow you to get access to the list of underlying Partitions with the +// Partitions method. This is helpful if you want to limit the SDK's endpoint +// resolving to a single partition, or enumerate regions, services, and endpoints +// in the partition. +// +// resolver := endpoints.DefaultResolver() +// partitions := resolver.(endpoints.EnumPartitions).Partitions() +// +// for _, p := range partitions { +// fmt.Println("Regions for", p.Name) +// for id, _ := range p.Regions() { +// fmt.Println("*", id) +// } +// +// fmt.Println("Services for", p.Name) +// for id, _ := range p.Services() { +// fmt.Println("*", id) +// } +// } +// +// Using Custom Endpoints +// +// The endpoints package also gives you the ability to use your own logic how +// endpoints are resolved. This is a great way to define a custom endpoint +// for select services, without passing that logic down through your code. +// +// If a type implements the Resolver interface it can be used to resolve +// endpoints. To use this with the SDK's Session and Config set the value +// of the type to the EndpointsResolver field of aws.Config when initializing +// the session, or service client. +// +// In addition the ResolverFunc is a wrapper for a func matching the signature +// of Resolver.EndpointFor, converting it to a type that satisfies the +// Resolver interface. +// +// +// myCustomResolver := func(service, region string, optFns ...func(*endpoints.Options)) (endpoints.ResolvedEndpoint, error) { +// if service == endpoints.S3ServiceID { +// return endpoints.ResolvedEndpoint{ +// URL: "s3.custom.endpoint.com", +// SigningRegion: "custom-signing-region", +// }, nil +// } +// +// return endpoints.DefaultResolver().EndpointFor(service, region, optFns...) +// } +// +// sess := session.Must(session.NewSession(&aws.Config{ +// Region: aws.String("us-west-2"), +// EndpointResolver: endpoints.ResolverFunc(myCustomResolver), +// })) +package endpoints diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/endpoints.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/endpoints.go new file mode 100644 index 00000000..9c3eedb4 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/endpoints.go @@ -0,0 +1,439 @@ +package endpoints + +import ( + "fmt" + "regexp" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// Options provide the configuration needed to direct how the +// endpoints will be resolved. +type Options struct { + // DisableSSL forces the endpoint to be resolved as HTTP. + // instead of HTTPS if the service supports it. + DisableSSL bool + + // Sets the resolver to resolve the endpoint as a dualstack endpoint + // for the service. If dualstack support for a service is not known and + // StrictMatching is not enabled a dualstack endpoint for the service will + // be returned. This endpoint may not be valid. If StrictMatching is + // enabled only services that are known to support dualstack will return + // dualstack endpoints. + UseDualStack bool + + // Enables strict matching of services and regions resolved endpoints. + // If the partition doesn't enumerate the exact service and region an + // error will be returned. This option will prevent returning endpoints + // that look valid, but may not resolve to any real endpoint. + StrictMatching bool + + // Enables resolving a service endpoint based on the region provided if the + // service does not exist. The service endpoint ID will be used as the service + // domain name prefix. By default the endpoint resolver requires the service + // to be known when resolving endpoints. + // + // If resolving an endpoint on the partition list the provided region will + // be used to determine which partition's domain name pattern to the service + // endpoint ID with. If both the service and region are unkonwn and resolving + // the endpoint on partition list an UnknownEndpointError error will be returned. + // + // If resolving and endpoint on a partition specific resolver that partition's + // domain name pattern will be used with the service endpoint ID. If both + // region and service do not exist when resolving an endpoint on a specific + // partition the partition's domain pattern will be used to combine the + // endpoint and region together. + // + // This option is ignored if StrictMatching is enabled. + ResolveUnknownService bool +} + +// Set combines all of the option functions together. +func (o *Options) Set(optFns ...func(*Options)) { + for _, fn := range optFns { + fn(o) + } +} + +// DisableSSLOption sets the DisableSSL options. Can be used as a functional +// option when resolving endpoints. +func DisableSSLOption(o *Options) { + o.DisableSSL = true +} + +// UseDualStackOption sets the UseDualStack option. Can be used as a functional +// option when resolving endpoints. +func UseDualStackOption(o *Options) { + o.UseDualStack = true +} + +// StrictMatchingOption sets the StrictMatching option. Can be used as a functional +// option when resolving endpoints. +func StrictMatchingOption(o *Options) { + o.StrictMatching = true +} + +// ResolveUnknownServiceOption sets the ResolveUnknownService option. Can be used +// as a functional option when resolving endpoints. +func ResolveUnknownServiceOption(o *Options) { + o.ResolveUnknownService = true +} + +// A Resolver provides the interface for functionality to resolve endpoints. +// The build in Partition and DefaultResolver return value satisfy this interface. +type Resolver interface { + EndpointFor(service, region string, opts ...func(*Options)) (ResolvedEndpoint, error) +} + +// ResolverFunc is a helper utility that wraps a function so it satisfies the +// Resolver interface. This is useful when you want to add additional endpoint +// resolving logic, or stub out specific endpoints with custom values. +type ResolverFunc func(service, region string, opts ...func(*Options)) (ResolvedEndpoint, error) + +// EndpointFor wraps the ResolverFunc function to satisfy the Resolver interface. +func (fn ResolverFunc) EndpointFor(service, region string, opts ...func(*Options)) (ResolvedEndpoint, error) { + return fn(service, region, opts...) +} + +var schemeRE = regexp.MustCompile("^([^:]+)://") + +// AddScheme adds the HTTP or HTTPS schemes to a endpoint URL if there is no +// scheme. If disableSSL is true HTTP will set HTTP instead of the default HTTPS. +// +// If disableSSL is set, it will only set the URL's scheme if the URL does not +// contain a scheme. +func AddScheme(endpoint string, disableSSL bool) string { + if !schemeRE.MatchString(endpoint) { + scheme := "https" + if disableSSL { + scheme = "http" + } + endpoint = fmt.Sprintf("%s://%s", scheme, endpoint) + } + + return endpoint +} + +// EnumPartitions a provides a way to retrieve the underlying partitions that +// make up the SDK's default Resolver, or any resolver decoded from a model +// file. +// +// Use this interface with DefaultResolver and DecodeModels to get the list of +// Partitions. +type EnumPartitions interface { + Partitions() []Partition +} + +// RegionsForService returns a map of regions for the partition and service. +// If either the partition or service does not exist false will be returned +// as the second parameter. +// +// This example shows how to get the regions for DynamoDB in the AWS partition. +// rs, exists := endpoints.RegionsForService(endpoints.DefaultPartitions(), endpoints.AwsPartitionID, endpoints.DynamodbServiceID) +// +// This is equivalent to using the partition directly. +// rs := endpoints.AwsPartition().Services()[endpoints.DynamodbServiceID].Regions() +func RegionsForService(ps []Partition, partitionID, serviceID string) (map[string]Region, bool) { + for _, p := range ps { + if p.ID() != partitionID { + continue + } + if _, ok := p.p.Services[serviceID]; !ok { + break + } + + s := Service{ + id: serviceID, + p: p.p, + } + return s.Regions(), true + } + + return map[string]Region{}, false +} + +// PartitionForRegion returns the first partition which includes the region +// passed in. This includes both known regions and regions which match +// a pattern supported by the partition which may include regions that are +// not explicitly known by the partition. Use the Regions method of the +// returned Partition if explicit support is needed. +func PartitionForRegion(ps []Partition, regionID string) (Partition, bool) { + for _, p := range ps { + if _, ok := p.p.Regions[regionID]; ok || p.p.RegionRegex.MatchString(regionID) { + return p, true + } + } + + return Partition{}, false +} + +// A Partition provides the ability to enumerate the partition's regions +// and services. +type Partition struct { + id string + p *partition +} + +// ID returns the identifier of the partition. +func (p Partition) ID() string { return p.id } + +// EndpointFor attempts to resolve the endpoint based on service and region. +// See Options for information on configuring how the endpoint is resolved. +// +// If the service cannot be found in the metadata the UnknownServiceError +// error will be returned. This validation will occur regardless if +// StrictMatching is enabled. To enable resolving unknown services set the +// "ResolveUnknownService" option to true. When StrictMatching is disabled +// this option allows the partition resolver to resolve a endpoint based on +// the service endpoint ID provided. +// +// When resolving endpoints you can choose to enable StrictMatching. This will +// require the provided service and region to be known by the partition. +// If the endpoint cannot be strictly resolved an error will be returned. This +// mode is useful to ensure the endpoint resolved is valid. Without +// StrictMatching enabled the endpoint returned my look valid but may not work. +// StrictMatching requires the SDK to be updated if you want to take advantage +// of new regions and services expansions. +// +// Errors that can be returned. +// * UnknownServiceError +// * UnknownEndpointError +func (p Partition) EndpointFor(service, region string, opts ...func(*Options)) (ResolvedEndpoint, error) { + return p.p.EndpointFor(service, region, opts...) +} + +// Regions returns a map of Regions indexed by their ID. This is useful for +// enumerating over the regions in a partition. +func (p Partition) Regions() map[string]Region { + rs := map[string]Region{} + for id := range p.p.Regions { + rs[id] = Region{ + id: id, + p: p.p, + } + } + + return rs +} + +// Services returns a map of Service indexed by their ID. This is useful for +// enumerating over the services in a partition. +func (p Partition) Services() map[string]Service { + ss := map[string]Service{} + for id := range p.p.Services { + ss[id] = Service{ + id: id, + p: p.p, + } + } + + return ss +} + +// A Region provides information about a region, and ability to resolve an +// endpoint from the context of a region, given a service. +type Region struct { + id, desc string + p *partition +} + +// ID returns the region's identifier. +func (r Region) ID() string { return r.id } + +// ResolveEndpoint resolves an endpoint from the context of the region given +// a service. See Partition.EndpointFor for usage and errors that can be returned. +func (r Region) ResolveEndpoint(service string, opts ...func(*Options)) (ResolvedEndpoint, error) { + return r.p.EndpointFor(service, r.id, opts...) +} + +// Services returns a list of all services that are known to be in this region. +func (r Region) Services() map[string]Service { + ss := map[string]Service{} + for id, s := range r.p.Services { + if _, ok := s.Endpoints[r.id]; ok { + ss[id] = Service{ + id: id, + p: r.p, + } + } + } + + return ss +} + +// A Service provides information about a service, and ability to resolve an +// endpoint from the context of a service, given a region. +type Service struct { + id string + p *partition +} + +// ID returns the identifier for the service. +func (s Service) ID() string { return s.id } + +// ResolveEndpoint resolves an endpoint from the context of a service given +// a region. See Partition.EndpointFor for usage and errors that can be returned. +func (s Service) ResolveEndpoint(region string, opts ...func(*Options)) (ResolvedEndpoint, error) { + return s.p.EndpointFor(s.id, region, opts...) +} + +// Regions returns a map of Regions that the service is present in. +// +// A region is the AWS region the service exists in. Whereas a Endpoint is +// an URL that can be resolved to a instance of a service. +func (s Service) Regions() map[string]Region { + rs := map[string]Region{} + for id := range s.p.Services[s.id].Endpoints { + if _, ok := s.p.Regions[id]; ok { + rs[id] = Region{ + id: id, + p: s.p, + } + } + } + + return rs +} + +// Endpoints returns a map of Endpoints indexed by their ID for all known +// endpoints for a service. +// +// A region is the AWS region the service exists in. Whereas a Endpoint is +// an URL that can be resolved to a instance of a service. +func (s Service) Endpoints() map[string]Endpoint { + es := map[string]Endpoint{} + for id := range s.p.Services[s.id].Endpoints { + es[id] = Endpoint{ + id: id, + serviceID: s.id, + p: s.p, + } + } + + return es +} + +// A Endpoint provides information about endpoints, and provides the ability +// to resolve that endpoint for the service, and the region the endpoint +// represents. +type Endpoint struct { + id string + serviceID string + p *partition +} + +// ID returns the identifier for an endpoint. +func (e Endpoint) ID() string { return e.id } + +// ServiceID returns the identifier the endpoint belongs to. +func (e Endpoint) ServiceID() string { return e.serviceID } + +// ResolveEndpoint resolves an endpoint from the context of a service and +// region the endpoint represents. See Partition.EndpointFor for usage and +// errors that can be returned. +func (e Endpoint) ResolveEndpoint(opts ...func(*Options)) (ResolvedEndpoint, error) { + return e.p.EndpointFor(e.serviceID, e.id, opts...) +} + +// A ResolvedEndpoint is an endpoint that has been resolved based on a partition +// service, and region. +type ResolvedEndpoint struct { + // The endpoint URL + URL string + + // The region that should be used for signing requests. + SigningRegion string + + // The service name that should be used for signing requests. + SigningName string + + // The signing method that should be used for signing requests. + SigningMethod string +} + +// So that the Error interface type can be included as an anonymous field +// in the requestError struct and not conflict with the error.Error() method. +type awsError awserr.Error + +// A EndpointNotFoundError is returned when in StrictMatching mode, and the +// endpoint for the service and region cannot be found in any of the partitions. +type EndpointNotFoundError struct { + awsError + Partition string + Service string + Region string +} + +// A UnknownServiceError is returned when the service does not resolve to an +// endpoint. Includes a list of all known services for the partition. Returned +// when a partition does not support the service. +type UnknownServiceError struct { + awsError + Partition string + Service string + Known []string +} + +// NewUnknownServiceError builds and returns UnknownServiceError. +func NewUnknownServiceError(p, s string, known []string) UnknownServiceError { + return UnknownServiceError{ + awsError: awserr.New("UnknownServiceError", + "could not resolve endpoint for unknown service", nil), + Partition: p, + Service: s, + Known: known, + } +} + +// String returns the string representation of the error. +func (e UnknownServiceError) Error() string { + extra := fmt.Sprintf("partition: %q, service: %q", + e.Partition, e.Service) + if len(e.Known) > 0 { + extra += fmt.Sprintf(", known: %v", e.Known) + } + return awserr.SprintError(e.Code(), e.Message(), extra, e.OrigErr()) +} + +// String returns the string representation of the error. +func (e UnknownServiceError) String() string { + return e.Error() +} + +// A UnknownEndpointError is returned when in StrictMatching mode and the +// service is valid, but the region does not resolve to an endpoint. Includes +// a list of all known endpoints for the service. +type UnknownEndpointError struct { + awsError + Partition string + Service string + Region string + Known []string +} + +// NewUnknownEndpointError builds and returns UnknownEndpointError. +func NewUnknownEndpointError(p, s, r string, known []string) UnknownEndpointError { + return UnknownEndpointError{ + awsError: awserr.New("UnknownEndpointError", + "could not resolve endpoint", nil), + Partition: p, + Service: s, + Region: r, + Known: known, + } +} + +// String returns the string representation of the error. +func (e UnknownEndpointError) Error() string { + extra := fmt.Sprintf("partition: %q, service: %q, region: %q", + e.Partition, e.Service, e.Region) + if len(e.Known) > 0 { + extra += fmt.Sprintf(", known: %v", e.Known) + } + return awserr.SprintError(e.Code(), e.Message(), extra, e.OrigErr()) +} + +// String returns the string representation of the error. +func (e UnknownEndpointError) String() string { + return e.Error() +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model.go new file mode 100644 index 00000000..13d968a2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model.go @@ -0,0 +1,303 @@ +package endpoints + +import ( + "fmt" + "regexp" + "strconv" + "strings" +) + +type partitions []partition + +func (ps partitions) EndpointFor(service, region string, opts ...func(*Options)) (ResolvedEndpoint, error) { + var opt Options + opt.Set(opts...) + + for i := 0; i < len(ps); i++ { + if !ps[i].canResolveEndpoint(service, region, opt.StrictMatching) { + continue + } + + return ps[i].EndpointFor(service, region, opts...) + } + + // If loose matching fallback to first partition format to use + // when resolving the endpoint. + if !opt.StrictMatching && len(ps) > 0 { + return ps[0].EndpointFor(service, region, opts...) + } + + return ResolvedEndpoint{}, NewUnknownEndpointError("all partitions", service, region, []string{}) +} + +// Partitions satisfies the EnumPartitions interface and returns a list +// of Partitions representing each partition represented in the SDK's +// endpoints model. +func (ps partitions) Partitions() []Partition { + parts := make([]Partition, 0, len(ps)) + for i := 0; i < len(ps); i++ { + parts = append(parts, ps[i].Partition()) + } + + return parts +} + +type partition struct { + ID string `json:"partition"` + Name string `json:"partitionName"` + DNSSuffix string `json:"dnsSuffix"` + RegionRegex regionRegex `json:"regionRegex"` + Defaults endpoint `json:"defaults"` + Regions regions `json:"regions"` + Services services `json:"services"` +} + +func (p partition) Partition() Partition { + return Partition{ + id: p.ID, + p: &p, + } +} + +func (p partition) canResolveEndpoint(service, region string, strictMatch bool) bool { + s, hasService := p.Services[service] + _, hasEndpoint := s.Endpoints[region] + + if hasEndpoint && hasService { + return true + } + + if strictMatch { + return false + } + + return p.RegionRegex.MatchString(region) +} + +func (p partition) EndpointFor(service, region string, opts ...func(*Options)) (resolved ResolvedEndpoint, err error) { + var opt Options + opt.Set(opts...) + + s, hasService := p.Services[service] + if !(hasService || opt.ResolveUnknownService) { + // Only return error if the resolver will not fallback to creating + // endpoint based on service endpoint ID passed in. + return resolved, NewUnknownServiceError(p.ID, service, serviceList(p.Services)) + } + + e, hasEndpoint := s.endpointForRegion(region) + if !hasEndpoint && opt.StrictMatching { + return resolved, NewUnknownEndpointError(p.ID, service, region, endpointList(s.Endpoints)) + } + + defs := []endpoint{p.Defaults, s.Defaults} + return e.resolve(service, region, p.DNSSuffix, defs, opt), nil +} + +func serviceList(ss services) []string { + list := make([]string, 0, len(ss)) + for k := range ss { + list = append(list, k) + } + return list +} +func endpointList(es endpoints) []string { + list := make([]string, 0, len(es)) + for k := range es { + list = append(list, k) + } + return list +} + +type regionRegex struct { + *regexp.Regexp +} + +func (rr *regionRegex) UnmarshalJSON(b []byte) (err error) { + // Strip leading and trailing quotes + regex, err := strconv.Unquote(string(b)) + if err != nil { + return fmt.Errorf("unable to strip quotes from regex, %v", err) + } + + rr.Regexp, err = regexp.Compile(regex) + if err != nil { + return fmt.Errorf("unable to unmarshal region regex, %v", err) + } + return nil +} + +type regions map[string]region + +type region struct { + Description string `json:"description"` +} + +type services map[string]service + +type service struct { + PartitionEndpoint string `json:"partitionEndpoint"` + IsRegionalized boxedBool `json:"isRegionalized,omitempty"` + Defaults endpoint `json:"defaults"` + Endpoints endpoints `json:"endpoints"` +} + +func (s *service) endpointForRegion(region string) (endpoint, bool) { + if s.IsRegionalized == boxedFalse { + return s.Endpoints[s.PartitionEndpoint], region == s.PartitionEndpoint + } + + if e, ok := s.Endpoints[region]; ok { + return e, true + } + + // Unable to find any matching endpoint, return + // blank that will be used for generic endpoint creation. + return endpoint{}, false +} + +type endpoints map[string]endpoint + +type endpoint struct { + Hostname string `json:"hostname"` + Protocols []string `json:"protocols"` + CredentialScope credentialScope `json:"credentialScope"` + + // Custom fields not modeled + HasDualStack boxedBool `json:"-"` + DualStackHostname string `json:"-"` + + // Signature Version not used + SignatureVersions []string `json:"signatureVersions"` + + // SSLCommonName not used. + SSLCommonName string `json:"sslCommonName"` +} + +const ( + defaultProtocol = "https" + defaultSigner = "v4" +) + +var ( + protocolPriority = []string{"https", "http"} + signerPriority = []string{"v4", "v2"} +) + +func getByPriority(s []string, p []string, def string) string { + if len(s) == 0 { + return def + } + + for i := 0; i < len(p); i++ { + for j := 0; j < len(s); j++ { + if s[j] == p[i] { + return s[j] + } + } + } + + return s[0] +} + +func (e endpoint) resolve(service, region, dnsSuffix string, defs []endpoint, opts Options) ResolvedEndpoint { + var merged endpoint + for _, def := range defs { + merged.mergeIn(def) + } + merged.mergeIn(e) + e = merged + + hostname := e.Hostname + + // Offset the hostname for dualstack if enabled + if opts.UseDualStack && e.HasDualStack == boxedTrue { + hostname = e.DualStackHostname + } + + u := strings.Replace(hostname, "{service}", service, 1) + u = strings.Replace(u, "{region}", region, 1) + u = strings.Replace(u, "{dnsSuffix}", dnsSuffix, 1) + + scheme := getEndpointScheme(e.Protocols, opts.DisableSSL) + u = fmt.Sprintf("%s://%s", scheme, u) + + signingRegion := e.CredentialScope.Region + if len(signingRegion) == 0 { + signingRegion = region + } + signingName := e.CredentialScope.Service + if len(signingName) == 0 { + signingName = service + } + + return ResolvedEndpoint{ + URL: u, + SigningRegion: signingRegion, + SigningName: signingName, + SigningMethod: getByPriority(e.SignatureVersions, signerPriority, defaultSigner), + } +} + +func getEndpointScheme(protocols []string, disableSSL bool) string { + if disableSSL { + return "http" + } + + return getByPriority(protocols, protocolPriority, defaultProtocol) +} + +func (e *endpoint) mergeIn(other endpoint) { + if len(other.Hostname) > 0 { + e.Hostname = other.Hostname + } + if len(other.Protocols) > 0 { + e.Protocols = other.Protocols + } + if len(other.SignatureVersions) > 0 { + e.SignatureVersions = other.SignatureVersions + } + if len(other.CredentialScope.Region) > 0 { + e.CredentialScope.Region = other.CredentialScope.Region + } + if len(other.CredentialScope.Service) > 0 { + e.CredentialScope.Service = other.CredentialScope.Service + } + if len(other.SSLCommonName) > 0 { + e.SSLCommonName = other.SSLCommonName + } + if other.HasDualStack != boxedBoolUnset { + e.HasDualStack = other.HasDualStack + } + if len(other.DualStackHostname) > 0 { + e.DualStackHostname = other.DualStackHostname + } +} + +type credentialScope struct { + Region string `json:"region"` + Service string `json:"service"` +} + +type boxedBool int + +func (b *boxedBool) UnmarshalJSON(buf []byte) error { + v, err := strconv.ParseBool(string(buf)) + if err != nil { + return err + } + + if v { + *b = boxedTrue + } else { + *b = boxedFalse + } + + return nil +} + +const ( + boxedBoolUnset boxedBool = iota + boxedFalse + boxedTrue +) diff --git a/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model_codegen.go b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model_codegen.go new file mode 100644 index 00000000..05e92df2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/endpoints/v3model_codegen.go @@ -0,0 +1,337 @@ +// +build codegen + +package endpoints + +import ( + "fmt" + "io" + "reflect" + "strings" + "text/template" + "unicode" +) + +// A CodeGenOptions are the options for code generating the endpoints into +// Go code from the endpoints model definition. +type CodeGenOptions struct { + // Options for how the model will be decoded. + DecodeModelOptions DecodeModelOptions +} + +// Set combines all of the option functions together +func (d *CodeGenOptions) Set(optFns ...func(*CodeGenOptions)) { + for _, fn := range optFns { + fn(d) + } +} + +// CodeGenModel given a endpoints model file will decode it and attempt to +// generate Go code from the model definition. Error will be returned if +// the code is unable to be generated, or decoded. +func CodeGenModel(modelFile io.Reader, outFile io.Writer, optFns ...func(*CodeGenOptions)) error { + var opts CodeGenOptions + opts.Set(optFns...) + + resolver, err := DecodeModel(modelFile, func(d *DecodeModelOptions) { + *d = opts.DecodeModelOptions + }) + if err != nil { + return err + } + + tmpl := template.Must(template.New("tmpl").Funcs(funcMap).Parse(v3Tmpl)) + if err := tmpl.ExecuteTemplate(outFile, "defaults", resolver); err != nil { + return fmt.Errorf("failed to execute template, %v", err) + } + + return nil +} + +func toSymbol(v string) string { + out := []rune{} + for _, c := range strings.Title(v) { + if !(unicode.IsNumber(c) || unicode.IsLetter(c)) { + continue + } + + out = append(out, c) + } + + return string(out) +} + +func quoteString(v string) string { + return fmt.Sprintf("%q", v) +} + +func regionConstName(p, r string) string { + return toSymbol(p) + toSymbol(r) +} + +func partitionGetter(id string) string { + return fmt.Sprintf("%sPartition", toSymbol(id)) +} + +func partitionVarName(id string) string { + return fmt.Sprintf("%sPartition", strings.ToLower(toSymbol(id))) +} + +func listPartitionNames(ps partitions) string { + names := []string{} + switch len(ps) { + case 1: + return ps[0].Name + case 2: + return fmt.Sprintf("%s and %s", ps[0].Name, ps[1].Name) + default: + for i, p := range ps { + if i == len(ps)-1 { + names = append(names, "and "+p.Name) + } else { + names = append(names, p.Name) + } + } + return strings.Join(names, ", ") + } +} + +func boxedBoolIfSet(msg string, v boxedBool) string { + switch v { + case boxedTrue: + return fmt.Sprintf(msg, "boxedTrue") + case boxedFalse: + return fmt.Sprintf(msg, "boxedFalse") + default: + return "" + } +} + +func stringIfSet(msg, v string) string { + if len(v) == 0 { + return "" + } + + return fmt.Sprintf(msg, v) +} + +func stringSliceIfSet(msg string, vs []string) string { + if len(vs) == 0 { + return "" + } + + names := []string{} + for _, v := range vs { + names = append(names, `"`+v+`"`) + } + + return fmt.Sprintf(msg, strings.Join(names, ",")) +} + +func endpointIsSet(v endpoint) bool { + return !reflect.DeepEqual(v, endpoint{}) +} + +func serviceSet(ps partitions) map[string]struct{} { + set := map[string]struct{}{} + for _, p := range ps { + for id := range p.Services { + set[id] = struct{}{} + } + } + + return set +} + +var funcMap = template.FuncMap{ + "ToSymbol": toSymbol, + "QuoteString": quoteString, + "RegionConst": regionConstName, + "PartitionGetter": partitionGetter, + "PartitionVarName": partitionVarName, + "ListPartitionNames": listPartitionNames, + "BoxedBoolIfSet": boxedBoolIfSet, + "StringIfSet": stringIfSet, + "StringSliceIfSet": stringSliceIfSet, + "EndpointIsSet": endpointIsSet, + "ServicesSet": serviceSet, +} + +const v3Tmpl = ` +{{ define "defaults" -}} +// Code generated by aws/endpoints/v3model_codegen.go. DO NOT EDIT. + +package endpoints + +import ( + "regexp" +) + + {{ template "partition consts" . }} + + {{ range $_, $partition := . }} + {{ template "partition region consts" $partition }} + {{ end }} + + {{ template "service consts" . }} + + {{ template "endpoint resolvers" . }} +{{- end }} + +{{ define "partition consts" }} + // Partition identifiers + const ( + {{ range $_, $p := . -}} + {{ ToSymbol $p.ID }}PartitionID = {{ QuoteString $p.ID }} // {{ $p.Name }} partition. + {{ end -}} + ) +{{- end }} + +{{ define "partition region consts" }} + // {{ .Name }} partition's regions. + const ( + {{ range $id, $region := .Regions -}} + {{ ToSymbol $id }}RegionID = {{ QuoteString $id }} // {{ $region.Description }}. + {{ end -}} + ) +{{- end }} + +{{ define "service consts" }} + // Service identifiers + const ( + {{ $serviceSet := ServicesSet . -}} + {{ range $id, $_ := $serviceSet -}} + {{ ToSymbol $id }}ServiceID = {{ QuoteString $id }} // {{ ToSymbol $id }}. + {{ end -}} + ) +{{- end }} + +{{ define "endpoint resolvers" }} + // DefaultResolver returns an Endpoint resolver that will be able + // to resolve endpoints for: {{ ListPartitionNames . }}. + // + // Use DefaultPartitions() to get the list of the default partitions. + func DefaultResolver() Resolver { + return defaultPartitions + } + + // DefaultPartitions returns a list of the partitions the SDK is bundled + // with. The available partitions are: {{ ListPartitionNames . }}. + // + // partitions := endpoints.DefaultPartitions + // for _, p := range partitions { + // // ... inspect partitions + // } + func DefaultPartitions() []Partition { + return defaultPartitions.Partitions() + } + + var defaultPartitions = partitions{ + {{ range $_, $partition := . -}} + {{ PartitionVarName $partition.ID }}, + {{ end }} + } + + {{ range $_, $partition := . -}} + {{ $name := PartitionGetter $partition.ID -}} + // {{ $name }} returns the Resolver for {{ $partition.Name }}. + func {{ $name }}() Partition { + return {{ PartitionVarName $partition.ID }}.Partition() + } + var {{ PartitionVarName $partition.ID }} = {{ template "gocode Partition" $partition }} + {{ end }} +{{ end }} + +{{ define "default partitions" }} + func DefaultPartitions() []Partition { + return []partition{ + {{ range $_, $partition := . -}} + // {{ ToSymbol $partition.ID}}Partition(), + {{ end }} + } + } +{{ end }} + +{{ define "gocode Partition" -}} +partition{ + {{ StringIfSet "ID: %q,\n" .ID -}} + {{ StringIfSet "Name: %q,\n" .Name -}} + {{ StringIfSet "DNSSuffix: %q,\n" .DNSSuffix -}} + RegionRegex: {{ template "gocode RegionRegex" .RegionRegex }}, + {{ if EndpointIsSet .Defaults -}} + Defaults: {{ template "gocode Endpoint" .Defaults }}, + {{- end }} + Regions: {{ template "gocode Regions" .Regions }}, + Services: {{ template "gocode Services" .Services }}, +} +{{- end }} + +{{ define "gocode RegionRegex" -}} +regionRegex{ + Regexp: func() *regexp.Regexp{ + reg, _ := regexp.Compile({{ QuoteString .Regexp.String }}) + return reg + }(), +} +{{- end }} + +{{ define "gocode Regions" -}} +regions{ + {{ range $id, $region := . -}} + "{{ $id }}": {{ template "gocode Region" $region }}, + {{ end -}} +} +{{- end }} + +{{ define "gocode Region" -}} +region{ + {{ StringIfSet "Description: %q,\n" .Description -}} +} +{{- end }} + +{{ define "gocode Services" -}} +services{ + {{ range $id, $service := . -}} + "{{ $id }}": {{ template "gocode Service" $service }}, + {{ end }} +} +{{- end }} + +{{ define "gocode Service" -}} +service{ + {{ StringIfSet "PartitionEndpoint: %q,\n" .PartitionEndpoint -}} + {{ BoxedBoolIfSet "IsRegionalized: %s,\n" .IsRegionalized -}} + {{ if EndpointIsSet .Defaults -}} + Defaults: {{ template "gocode Endpoint" .Defaults -}}, + {{- end }} + {{ if .Endpoints -}} + Endpoints: {{ template "gocode Endpoints" .Endpoints }}, + {{- end }} +} +{{- end }} + +{{ define "gocode Endpoints" -}} +endpoints{ + {{ range $id, $endpoint := . -}} + "{{ $id }}": {{ template "gocode Endpoint" $endpoint }}, + {{ end }} +} +{{- end }} + +{{ define "gocode Endpoint" -}} +endpoint{ + {{ StringIfSet "Hostname: %q,\n" .Hostname -}} + {{ StringIfSet "SSLCommonName: %q,\n" .SSLCommonName -}} + {{ StringSliceIfSet "Protocols: []string{%s},\n" .Protocols -}} + {{ StringSliceIfSet "SignatureVersions: []string{%s},\n" .SignatureVersions -}} + {{ if or .CredentialScope.Region .CredentialScope.Service -}} + CredentialScope: credentialScope{ + {{ StringIfSet "Region: %q,\n" .CredentialScope.Region -}} + {{ StringIfSet "Service: %q,\n" .CredentialScope.Service -}} + }, + {{- end }} + {{ BoxedBoolIfSet "HasDualStack: %s,\n" .HasDualStack -}} + {{ StringIfSet "DualStackHostname: %q,\n" .DualStackHostname -}} + +} +{{- end }} +` diff --git a/vendor/github.com/aws/aws-sdk-go/aws/errors.go b/vendor/github.com/aws/aws-sdk-go/aws/errors.go new file mode 100644 index 00000000..57663616 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/errors.go @@ -0,0 +1,17 @@ +package aws + +import "github.com/aws/aws-sdk-go/aws/awserr" + +var ( + // ErrMissingRegion is an error that is returned if region configuration is + // not found. + // + // @readonly + ErrMissingRegion = awserr.New("MissingRegion", "could not find region configuration", nil) + + // ErrMissingEndpoint is an error that is returned if an endpoint cannot be + // resolved for a service. + // + // @readonly + ErrMissingEndpoint = awserr.New("MissingEndpoint", "'Endpoint' configuration is required for this service", nil) +) diff --git a/vendor/github.com/aws/aws-sdk-go/aws/jsonvalue.go b/vendor/github.com/aws/aws-sdk-go/aws/jsonvalue.go new file mode 100644 index 00000000..91a6f277 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/jsonvalue.go @@ -0,0 +1,12 @@ +package aws + +// JSONValue is a representation of a grab bag type that will be marshaled +// into a json string. This type can be used just like any other map. +// +// Example: +// +// values := aws.JSONValue{ +// "Foo": "Bar", +// } +// values["Baz"] = "Qux" +type JSONValue map[string]interface{} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/logger.go b/vendor/github.com/aws/aws-sdk-go/aws/logger.go new file mode 100644 index 00000000..db87188e --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/logger.go @@ -0,0 +1,112 @@ +package aws + +import ( + "log" + "os" +) + +// A LogLevelType defines the level logging should be performed at. Used to instruct +// the SDK which statements should be logged. +type LogLevelType uint + +// LogLevel returns the pointer to a LogLevel. Should be used to workaround +// not being able to take the address of a non-composite literal. +func LogLevel(l LogLevelType) *LogLevelType { + return &l +} + +// Value returns the LogLevel value or the default value LogOff if the LogLevel +// is nil. Safe to use on nil value LogLevelTypes. +func (l *LogLevelType) Value() LogLevelType { + if l != nil { + return *l + } + return LogOff +} + +// Matches returns true if the v LogLevel is enabled by this LogLevel. Should be +// used with logging sub levels. Is safe to use on nil value LogLevelTypes. If +// LogLevel is nill, will default to LogOff comparison. +func (l *LogLevelType) Matches(v LogLevelType) bool { + c := l.Value() + return c&v == v +} + +// AtLeast returns true if this LogLevel is at least high enough to satisfies v. +// Is safe to use on nil value LogLevelTypes. If LogLevel is nill, will default +// to LogOff comparison. +func (l *LogLevelType) AtLeast(v LogLevelType) bool { + c := l.Value() + return c >= v +} + +const ( + // LogOff states that no logging should be performed by the SDK. This is the + // default state of the SDK, and should be use to disable all logging. + LogOff LogLevelType = iota * 0x1000 + + // LogDebug state that debug output should be logged by the SDK. This should + // be used to inspect request made and responses received. + LogDebug +) + +// Debug Logging Sub Levels +const ( + // LogDebugWithSigning states that the SDK should log request signing and + // presigning events. This should be used to log the signing details of + // requests for debugging. Will also enable LogDebug. + LogDebugWithSigning LogLevelType = LogDebug | (1 << iota) + + // LogDebugWithHTTPBody states the SDK should log HTTP request and response + // HTTP bodys in addition to the headers and path. This should be used to + // see the body content of requests and responses made while using the SDK + // Will also enable LogDebug. + LogDebugWithHTTPBody + + // LogDebugWithRequestRetries states the SDK should log when service requests will + // be retried. This should be used to log when you want to log when service + // requests are being retried. Will also enable LogDebug. + LogDebugWithRequestRetries + + // LogDebugWithRequestErrors states the SDK should log when service requests fail + // to build, send, validate, or unmarshal. + LogDebugWithRequestErrors +) + +// A Logger is a minimalistic interface for the SDK to log messages to. Should +// be used to provide custom logging writers for the SDK to use. +type Logger interface { + Log(...interface{}) +} + +// A LoggerFunc is a convenience type to convert a function taking a variadic +// list of arguments and wrap it so the Logger interface can be used. +// +// Example: +// s3.New(sess, &aws.Config{Logger: aws.LoggerFunc(func(args ...interface{}) { +// fmt.Fprintln(os.Stdout, args...) +// })}) +type LoggerFunc func(...interface{}) + +// Log calls the wrapped function with the arguments provided +func (f LoggerFunc) Log(args ...interface{}) { + f(args...) +} + +// NewDefaultLogger returns a Logger which will write log messages to stdout, and +// use same formatting runes as the stdlib log.Logger +func NewDefaultLogger() Logger { + return &defaultLogger{ + logger: log.New(os.Stdout, "", log.LstdFlags), + } +} + +// A defaultLogger provides a minimalistic logger satisfying the Logger interface. +type defaultLogger struct { + logger *log.Logger +} + +// Log logs the parameters to the stdlib logger. See log.Println. +func (l defaultLogger) Log(args ...interface{}) { + l.logger.Println(args...) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error.go b/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error.go new file mode 100644 index 00000000..10fc8cb2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error.go @@ -0,0 +1,19 @@ +// +build !appengine + +package request + +import ( + "net" + "os" + "syscall" +) + +func isErrConnectionReset(err error) bool { + if opErr, ok := err.(*net.OpError); ok { + if sysErr, ok := opErr.Err.(*os.SyscallError); ok { + return sysErr.Err == syscall.ECONNRESET + } + } + + return false +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error_appengine.go b/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error_appengine.go new file mode 100644 index 00000000..996196e7 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/connection_reset_error_appengine.go @@ -0,0 +1,11 @@ +// +build appengine + +package request + +import ( + "strings" +) + +func isErrConnectionReset(err error) bool { + return strings.Contains(err.Error(), "connection reset") +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go b/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go new file mode 100644 index 00000000..6c14336f --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/handlers.go @@ -0,0 +1,225 @@ +package request + +import ( + "fmt" + "strings" +) + +// A Handlers provides a collection of request handlers for various +// stages of handling requests. +type Handlers struct { + Validate HandlerList + Build HandlerList + Sign HandlerList + Send HandlerList + ValidateResponse HandlerList + Unmarshal HandlerList + UnmarshalMeta HandlerList + UnmarshalError HandlerList + Retry HandlerList + AfterRetry HandlerList + Complete HandlerList +} + +// Copy returns of this handler's lists. +func (h *Handlers) Copy() Handlers { + return Handlers{ + Validate: h.Validate.copy(), + Build: h.Build.copy(), + Sign: h.Sign.copy(), + Send: h.Send.copy(), + ValidateResponse: h.ValidateResponse.copy(), + Unmarshal: h.Unmarshal.copy(), + UnmarshalError: h.UnmarshalError.copy(), + UnmarshalMeta: h.UnmarshalMeta.copy(), + Retry: h.Retry.copy(), + AfterRetry: h.AfterRetry.copy(), + Complete: h.Complete.copy(), + } +} + +// Clear removes callback functions for all handlers +func (h *Handlers) Clear() { + h.Validate.Clear() + h.Build.Clear() + h.Send.Clear() + h.Sign.Clear() + h.Unmarshal.Clear() + h.UnmarshalMeta.Clear() + h.UnmarshalError.Clear() + h.ValidateResponse.Clear() + h.Retry.Clear() + h.AfterRetry.Clear() + h.Complete.Clear() +} + +// A HandlerListRunItem represents an entry in the HandlerList which +// is being run. +type HandlerListRunItem struct { + Index int + Handler NamedHandler + Request *Request +} + +// A HandlerList manages zero or more handlers in a list. +type HandlerList struct { + list []NamedHandler + + // Called after each request handler in the list is called. If set + // and the func returns true the HandlerList will continue to iterate + // over the request handlers. If false is returned the HandlerList + // will stop iterating. + // + // Should be used if extra logic to be performed between each handler + // in the list. This can be used to terminate a list's iteration + // based on a condition such as error like, HandlerListStopOnError. + // Or for logging like HandlerListLogItem. + AfterEachFn func(item HandlerListRunItem) bool +} + +// A NamedHandler is a struct that contains a name and function callback. +type NamedHandler struct { + Name string + Fn func(*Request) +} + +// copy creates a copy of the handler list. +func (l *HandlerList) copy() HandlerList { + n := HandlerList{ + AfterEachFn: l.AfterEachFn, + } + if len(l.list) == 0 { + return n + } + + n.list = append(make([]NamedHandler, 0, len(l.list)), l.list...) + return n +} + +// Clear clears the handler list. +func (l *HandlerList) Clear() { + l.list = l.list[0:0] +} + +// Len returns the number of handlers in the list. +func (l *HandlerList) Len() int { + return len(l.list) +} + +// PushBack pushes handler f to the back of the handler list. +func (l *HandlerList) PushBack(f func(*Request)) { + l.PushBackNamed(NamedHandler{"__anonymous", f}) +} + +// PushBackNamed pushes named handler f to the back of the handler list. +func (l *HandlerList) PushBackNamed(n NamedHandler) { + if cap(l.list) == 0 { + l.list = make([]NamedHandler, 0, 5) + } + l.list = append(l.list, n) +} + +// PushFront pushes handler f to the front of the handler list. +func (l *HandlerList) PushFront(f func(*Request)) { + l.PushFrontNamed(NamedHandler{"__anonymous", f}) +} + +// PushFrontNamed pushes named handler f to the front of the handler list. +func (l *HandlerList) PushFrontNamed(n NamedHandler) { + if cap(l.list) == len(l.list) { + // Allocating new list required + l.list = append([]NamedHandler{n}, l.list...) + } else { + // Enough room to prepend into list. + l.list = append(l.list, NamedHandler{}) + copy(l.list[1:], l.list) + l.list[0] = n + } +} + +// Remove removes a NamedHandler n +func (l *HandlerList) Remove(n NamedHandler) { + l.RemoveByName(n.Name) +} + +// RemoveByName removes a NamedHandler by name. +func (l *HandlerList) RemoveByName(name string) { + for i := 0; i < len(l.list); i++ { + m := l.list[i] + if m.Name == name { + // Shift array preventing creating new arrays + copy(l.list[i:], l.list[i+1:]) + l.list[len(l.list)-1] = NamedHandler{} + l.list = l.list[:len(l.list)-1] + + // decrement list so next check to length is correct + i-- + } + } +} + +// Run executes all handlers in the list with a given request object. +func (l *HandlerList) Run(r *Request) { + for i, h := range l.list { + h.Fn(r) + item := HandlerListRunItem{ + Index: i, Handler: h, Request: r, + } + if l.AfterEachFn != nil && !l.AfterEachFn(item) { + return + } + } +} + +// HandlerListLogItem logs the request handler and the state of the +// request's Error value. Always returns true to continue iterating +// request handlers in a HandlerList. +func HandlerListLogItem(item HandlerListRunItem) bool { + if item.Request.Config.Logger == nil { + return true + } + item.Request.Config.Logger.Log("DEBUG: RequestHandler", + item.Index, item.Handler.Name, item.Request.Error) + + return true +} + +// HandlerListStopOnError returns false to stop the HandlerList iterating +// over request handlers if Request.Error is not nil. True otherwise +// to continue iterating. +func HandlerListStopOnError(item HandlerListRunItem) bool { + return item.Request.Error == nil +} + +// WithAppendUserAgent will add a string to the user agent prefixed with a +// single white space. +func WithAppendUserAgent(s string) Option { + return func(r *Request) { + r.Handlers.Build.PushBack(func(r2 *Request) { + AddToUserAgent(r, s) + }) + } +} + +// MakeAddToUserAgentHandler will add the name/version pair to the User-Agent request +// header. If the extra parameters are provided they will be added as metadata to the +// name/version pair resulting in the following format. +// "name/version (extra0; extra1; ...)" +// The user agent part will be concatenated with this current request's user agent string. +func MakeAddToUserAgentHandler(name, version string, extra ...string) func(*Request) { + ua := fmt.Sprintf("%s/%s", name, version) + if len(extra) > 0 { + ua += fmt.Sprintf(" (%s)", strings.Join(extra, "; ")) + } + return func(r *Request) { + AddToUserAgent(r, ua) + } +} + +// MakeAddToUserAgentFreeFormHandler adds the input to the User-Agent request header. +// The input string will be concatenated with the current request's user agent string. +func MakeAddToUserAgentFreeFormHandler(s string) func(*Request) { + return func(r *Request) { + AddToUserAgent(r, s) + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/http_request.go b/vendor/github.com/aws/aws-sdk-go/aws/request/http_request.go new file mode 100644 index 00000000..79f79602 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/http_request.go @@ -0,0 +1,24 @@ +package request + +import ( + "io" + "net/http" + "net/url" +) + +func copyHTTPRequest(r *http.Request, body io.ReadCloser) *http.Request { + req := new(http.Request) + *req = *r + req.URL = &url.URL{} + *req.URL = *r.URL + req.Body = body + + req.Header = http.Header{} + for k, v := range r.Header { + for _, vv := range v { + req.Header.Add(k, vv) + } + } + + return req +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/offset_reader.go b/vendor/github.com/aws/aws-sdk-go/aws/request/offset_reader.go new file mode 100644 index 00000000..02f07f4a --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/offset_reader.go @@ -0,0 +1,58 @@ +package request + +import ( + "io" + "sync" +) + +// offsetReader is a thread-safe io.ReadCloser to prevent racing +// with retrying requests +type offsetReader struct { + buf io.ReadSeeker + lock sync.Mutex + closed bool +} + +func newOffsetReader(buf io.ReadSeeker, offset int64) *offsetReader { + reader := &offsetReader{} + buf.Seek(offset, 0) + + reader.buf = buf + return reader +} + +// Close will close the instance of the offset reader's access to +// the underlying io.ReadSeeker. +func (o *offsetReader) Close() error { + o.lock.Lock() + defer o.lock.Unlock() + o.closed = true + return nil +} + +// Read is a thread-safe read of the underlying io.ReadSeeker +func (o *offsetReader) Read(p []byte) (int, error) { + o.lock.Lock() + defer o.lock.Unlock() + + if o.closed { + return 0, io.EOF + } + + return o.buf.Read(p) +} + +// Seek is a thread-safe seeking operation. +func (o *offsetReader) Seek(offset int64, whence int) (int64, error) { + o.lock.Lock() + defer o.lock.Unlock() + + return o.buf.Seek(offset, whence) +} + +// CloseAndCopy will return a new offsetReader with a copy of the old buffer +// and close the old buffer. +func (o *offsetReader) CloseAndCopy(offset int64) *offsetReader { + o.Close() + return newOffsetReader(o.buf, offset) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request.go new file mode 100644 index 00000000..4f4f1123 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request.go @@ -0,0 +1,575 @@ +package request + +import ( + "bytes" + "fmt" + "io" + "net" + "net/http" + "net/url" + "reflect" + "strings" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client/metadata" +) + +const ( + // ErrCodeSerialization is the serialization error code that is received + // during protocol unmarshaling. + ErrCodeSerialization = "SerializationError" + + // ErrCodeRead is an error that is returned during HTTP reads. + ErrCodeRead = "ReadError" + + // ErrCodeResponseTimeout is the connection timeout error that is recieved + // during body reads. + ErrCodeResponseTimeout = "ResponseTimeout" + + // CanceledErrorCode is the error code that will be returned by an + // API request that was canceled. Requests given a aws.Context may + // return this error when canceled. + CanceledErrorCode = "RequestCanceled" +) + +// A Request is the service request to be made. +type Request struct { + Config aws.Config + ClientInfo metadata.ClientInfo + Handlers Handlers + + Retryer + Time time.Time + ExpireTime time.Duration + Operation *Operation + HTTPRequest *http.Request + HTTPResponse *http.Response + Body io.ReadSeeker + BodyStart int64 // offset from beginning of Body that the request body starts + Params interface{} + Error error + Data interface{} + RequestID string + RetryCount int + Retryable *bool + RetryDelay time.Duration + NotHoist bool + SignedHeaderVals http.Header + LastSignedAt time.Time + DisableFollowRedirects bool + + context aws.Context + + built bool + + // Need to persist an intermediate body between the input Body and HTTP + // request body because the HTTP Client's transport can maintain a reference + // to the HTTP request's body after the client has returned. This value is + // safe to use concurrently and wrap the input Body for each HTTP request. + safeBody *offsetReader +} + +// An Operation is the service API operation to be made. +type Operation struct { + Name string + HTTPMethod string + HTTPPath string + *Paginator + + BeforePresignFn func(r *Request) error +} + +// New returns a new Request pointer for the service API +// operation and parameters. +// +// Params is any value of input parameters to be the request payload. +// Data is pointer value to an object which the request's response +// payload will be deserialized to. +func New(cfg aws.Config, clientInfo metadata.ClientInfo, handlers Handlers, + retryer Retryer, operation *Operation, params interface{}, data interface{}) *Request { + + method := operation.HTTPMethod + if method == "" { + method = "POST" + } + + httpReq, _ := http.NewRequest(method, "", nil) + + var err error + httpReq.URL, err = url.Parse(clientInfo.Endpoint + operation.HTTPPath) + if err != nil { + httpReq.URL = &url.URL{} + err = awserr.New("InvalidEndpointURL", "invalid endpoint uri", err) + } + + r := &Request{ + Config: cfg, + ClientInfo: clientInfo, + Handlers: handlers.Copy(), + + Retryer: retryer, + Time: time.Now(), + ExpireTime: 0, + Operation: operation, + HTTPRequest: httpReq, + Body: nil, + Params: params, + Error: err, + Data: data, + } + r.SetBufferBody([]byte{}) + + return r +} + +// A Option is a functional option that can augment or modify a request when +// using a WithContext API operation method. +type Option func(*Request) + +// WithGetResponseHeader builds a request Option which will retrieve a single +// header value from the HTTP Response. If there are multiple values for the +// header key use WithGetResponseHeaders instead to access the http.Header +// map directly. The passed in val pointer must be non-nil. +// +// This Option can be used multiple times with a single API operation. +// +// var id2, versionID string +// svc.PutObjectWithContext(ctx, params, +// request.WithGetResponseHeader("x-amz-id-2", &id2), +// request.WithGetResponseHeader("x-amz-version-id", &versionID), +// ) +func WithGetResponseHeader(key string, val *string) Option { + return func(r *Request) { + r.Handlers.Complete.PushBack(func(req *Request) { + *val = req.HTTPResponse.Header.Get(key) + }) + } +} + +// WithGetResponseHeaders builds a request Option which will retrieve the +// headers from the HTTP response and assign them to the passed in headers +// variable. The passed in headers pointer must be non-nil. +// +// var headers http.Header +// svc.PutObjectWithContext(ctx, params, request.WithGetResponseHeaders(&headers)) +func WithGetResponseHeaders(headers *http.Header) Option { + return func(r *Request) { + r.Handlers.Complete.PushBack(func(req *Request) { + *headers = req.HTTPResponse.Header + }) + } +} + +// WithLogLevel is a request option that will set the request to use a specific +// log level when the request is made. +// +// svc.PutObjectWithContext(ctx, params, request.WithLogLevel(aws.LogDebugWithHTTPBody) +func WithLogLevel(l aws.LogLevelType) Option { + return func(r *Request) { + r.Config.LogLevel = aws.LogLevel(l) + } +} + +// ApplyOptions will apply each option to the request calling them in the order +// the were provided. +func (r *Request) ApplyOptions(opts ...Option) { + for _, opt := range opts { + opt(r) + } +} + +// Context will always returns a non-nil context. If Request does not have a +// context aws.BackgroundContext will be returned. +func (r *Request) Context() aws.Context { + if r.context != nil { + return r.context + } + return aws.BackgroundContext() +} + +// SetContext adds a Context to the current request that can be used to cancel +// a in-flight request. The Context value must not be nil, or this method will +// panic. +// +// Unlike http.Request.WithContext, SetContext does not return a copy of the +// Request. It is not safe to use use a single Request value for multiple +// requests. A new Request should be created for each API operation request. +// +// Go 1.6 and below: +// The http.Request's Cancel field will be set to the Done() value of +// the context. This will overwrite the Cancel field's value. +// +// Go 1.7 and above: +// The http.Request.WithContext will be used to set the context on the underlying +// http.Request. This will create a shallow copy of the http.Request. The SDK +// may create sub contexts in the future for nested requests such as retries. +func (r *Request) SetContext(ctx aws.Context) { + if ctx == nil { + panic("context cannot be nil") + } + setRequestContext(r, ctx) +} + +// WillRetry returns if the request's can be retried. +func (r *Request) WillRetry() bool { + return r.Error != nil && aws.BoolValue(r.Retryable) && r.RetryCount < r.MaxRetries() +} + +// ParamsFilled returns if the request's parameters have been populated +// and the parameters are valid. False is returned if no parameters are +// provided or invalid. +func (r *Request) ParamsFilled() bool { + return r.Params != nil && reflect.ValueOf(r.Params).Elem().IsValid() +} + +// DataFilled returns true if the request's data for response deserialization +// target has been set and is a valid. False is returned if data is not +// set, or is invalid. +func (r *Request) DataFilled() bool { + return r.Data != nil && reflect.ValueOf(r.Data).Elem().IsValid() +} + +// SetBufferBody will set the request's body bytes that will be sent to +// the service API. +func (r *Request) SetBufferBody(buf []byte) { + r.SetReaderBody(bytes.NewReader(buf)) +} + +// SetStringBody sets the body of the request to be backed by a string. +func (r *Request) SetStringBody(s string) { + r.SetReaderBody(strings.NewReader(s)) +} + +// SetReaderBody will set the request's body reader. +func (r *Request) SetReaderBody(reader io.ReadSeeker) { + r.Body = reader + r.ResetBody() +} + +// Presign returns the request's signed URL. Error will be returned +// if the signing fails. +func (r *Request) Presign(expireTime time.Duration) (string, error) { + r.ExpireTime = expireTime + r.NotHoist = false + + if r.Operation.BeforePresignFn != nil { + r = r.copy() + err := r.Operation.BeforePresignFn(r) + if err != nil { + return "", err + } + } + + r.Sign() + if r.Error != nil { + return "", r.Error + } + return r.HTTPRequest.URL.String(), nil +} + +// PresignRequest behaves just like presign, but hoists all headers and signs them. +// Also returns the signed hash back to the user +func (r *Request) PresignRequest(expireTime time.Duration) (string, http.Header, error) { + r.ExpireTime = expireTime + r.NotHoist = true + r.Sign() + if r.Error != nil { + return "", nil, r.Error + } + return r.HTTPRequest.URL.String(), r.SignedHeaderVals, nil +} + +func debugLogReqError(r *Request, stage string, retrying bool, err error) { + if !r.Config.LogLevel.Matches(aws.LogDebugWithRequestErrors) { + return + } + + retryStr := "not retrying" + if retrying { + retryStr = "will retry" + } + + r.Config.Logger.Log(fmt.Sprintf("DEBUG: %s %s/%s failed, %s, error %v", + stage, r.ClientInfo.ServiceName, r.Operation.Name, retryStr, err)) +} + +// Build will build the request's object so it can be signed and sent +// to the service. Build will also validate all the request's parameters. +// Anny additional build Handlers set on this request will be run +// in the order they were set. +// +// The request will only be built once. Multiple calls to build will have +// no effect. +// +// If any Validate or Build errors occur the build will stop and the error +// which occurred will be returned. +func (r *Request) Build() error { + if !r.built { + r.Handlers.Validate.Run(r) + if r.Error != nil { + debugLogReqError(r, "Validate Request", false, r.Error) + return r.Error + } + r.Handlers.Build.Run(r) + if r.Error != nil { + debugLogReqError(r, "Build Request", false, r.Error) + return r.Error + } + r.built = true + } + + return r.Error +} + +// Sign will sign the request returning error if errors are encountered. +// +// Send will build the request prior to signing. All Sign Handlers will +// be executed in the order they were set. +func (r *Request) Sign() error { + r.Build() + if r.Error != nil { + debugLogReqError(r, "Build Request", false, r.Error) + return r.Error + } + + r.Handlers.Sign.Run(r) + return r.Error +} + +// ResetBody rewinds the request body backto its starting position, and +// set's the HTTP Request body reference. When the body is read prior +// to being sent in the HTTP request it will need to be rewound. +func (r *Request) ResetBody() { + if r.safeBody != nil { + r.safeBody.Close() + } + + r.safeBody = newOffsetReader(r.Body, r.BodyStart) + + // Go 1.8 tightened and clarified the rules code needs to use when building + // requests with the http package. Go 1.8 removed the automatic detection + // of if the Request.Body was empty, or actually had bytes in it. The SDK + // always sets the Request.Body even if it is empty and should not actually + // be sent. This is incorrect. + // + // Go 1.8 did add a http.NoBody value that the SDK can use to tell the http + // client that the request really should be sent without a body. The + // Request.Body cannot be set to nil, which is preferable, because the + // field is exported and could introduce nil pointer dereferences for users + // of the SDK if they used that field. + // + // Related golang/go#18257 + l, err := computeBodyLength(r.Body) + if err != nil { + r.Error = awserr.New(ErrCodeSerialization, "failed to compute request body size", err) + return + } + + if l == 0 { + r.HTTPRequest.Body = noBodyReader + } else if l > 0 { + r.HTTPRequest.Body = r.safeBody + } else { + // Hack to prevent sending bodies for methods where the body + // should be ignored by the server. Sending bodies on these + // methods without an associated ContentLength will cause the + // request to socket timeout because the server does not handle + // Transfer-Encoding: chunked bodies for these methods. + // + // This would only happen if a aws.ReaderSeekerCloser was used with + // a io.Reader that was not also an io.Seeker. + switch r.Operation.HTTPMethod { + case "GET", "HEAD", "DELETE": + r.HTTPRequest.Body = noBodyReader + default: + r.HTTPRequest.Body = r.safeBody + } + } +} + +// Attempts to compute the length of the body of the reader using the +// io.Seeker interface. If the value is not seekable because of being +// a ReaderSeekerCloser without an unerlying Seeker -1 will be returned. +// If no error occurs the length of the body will be returned. +func computeBodyLength(r io.ReadSeeker) (int64, error) { + seekable := true + // Determine if the seeker is actually seekable. ReaderSeekerCloser + // hides the fact that a io.Readers might not actually be seekable. + switch v := r.(type) { + case aws.ReaderSeekerCloser: + seekable = v.IsSeeker() + case *aws.ReaderSeekerCloser: + seekable = v.IsSeeker() + } + if !seekable { + return -1, nil + } + + curOffset, err := r.Seek(0, 1) + if err != nil { + return 0, err + } + + endOffset, err := r.Seek(0, 2) + if err != nil { + return 0, err + } + + _, err = r.Seek(curOffset, 0) + if err != nil { + return 0, err + } + + return endOffset - curOffset, nil +} + +// GetBody will return an io.ReadSeeker of the Request's underlying +// input body with a concurrency safe wrapper. +func (r *Request) GetBody() io.ReadSeeker { + return r.safeBody +} + +// Send will send the request returning error if errors are encountered. +// +// Send will sign the request prior to sending. All Send Handlers will +// be executed in the order they were set. +// +// Canceling a request is non-deterministic. If a request has been canceled, +// then the transport will choose, randomly, one of the state channels during +// reads or getting the connection. +// +// readLoop() and getConn(req *Request, cm connectMethod) +// https://github.com/golang/go/blob/master/src/net/http/transport.go +// +// Send will not close the request.Request's body. +func (r *Request) Send() error { + defer func() { + // Regardless of success or failure of the request trigger the Complete + // request handlers. + r.Handlers.Complete.Run(r) + }() + + for { + if aws.BoolValue(r.Retryable) { + if r.Config.LogLevel.Matches(aws.LogDebugWithRequestRetries) { + r.Config.Logger.Log(fmt.Sprintf("DEBUG: Retrying Request %s/%s, attempt %d", + r.ClientInfo.ServiceName, r.Operation.Name, r.RetryCount)) + } + + // The previous http.Request will have a reference to the r.Body + // and the HTTP Client's Transport may still be reading from + // the request's body even though the Client's Do returned. + r.HTTPRequest = copyHTTPRequest(r.HTTPRequest, nil) + r.ResetBody() + + // Closing response body to ensure that no response body is leaked + // between retry attempts. + if r.HTTPResponse != nil && r.HTTPResponse.Body != nil { + r.HTTPResponse.Body.Close() + } + } + + r.Sign() + if r.Error != nil { + return r.Error + } + + r.Retryable = nil + + r.Handlers.Send.Run(r) + if r.Error != nil { + if !shouldRetryCancel(r) { + return r.Error + } + + err := r.Error + r.Handlers.Retry.Run(r) + r.Handlers.AfterRetry.Run(r) + if r.Error != nil { + debugLogReqError(r, "Send Request", false, r.Error) + return r.Error + } + debugLogReqError(r, "Send Request", true, err) + continue + } + r.Handlers.UnmarshalMeta.Run(r) + r.Handlers.ValidateResponse.Run(r) + if r.Error != nil { + err := r.Error + r.Handlers.UnmarshalError.Run(r) + r.Handlers.Retry.Run(r) + r.Handlers.AfterRetry.Run(r) + if r.Error != nil { + debugLogReqError(r, "Validate Response", false, r.Error) + return r.Error + } + debugLogReqError(r, "Validate Response", true, err) + continue + } + + r.Handlers.Unmarshal.Run(r) + if r.Error != nil { + err := r.Error + r.Handlers.Retry.Run(r) + r.Handlers.AfterRetry.Run(r) + if r.Error != nil { + debugLogReqError(r, "Unmarshal Response", false, r.Error) + return r.Error + } + debugLogReqError(r, "Unmarshal Response", true, err) + continue + } + + break + } + + return nil +} + +// copy will copy a request which will allow for local manipulation of the +// request. +func (r *Request) copy() *Request { + req := &Request{} + *req = *r + req.Handlers = r.Handlers.Copy() + op := *r.Operation + req.Operation = &op + return req +} + +// AddToUserAgent adds the string to the end of the request's current user agent. +func AddToUserAgent(r *Request, s string) { + curUA := r.HTTPRequest.Header.Get("User-Agent") + if len(curUA) > 0 { + s = curUA + " " + s + } + r.HTTPRequest.Header.Set("User-Agent", s) +} + +func shouldRetryCancel(r *Request) bool { + awsErr, ok := r.Error.(awserr.Error) + timeoutErr := false + errStr := r.Error.Error() + if ok { + if awsErr.Code() == CanceledErrorCode { + return false + } + err := awsErr.OrigErr() + netErr, netOK := err.(net.Error) + timeoutErr = netOK && netErr.Temporary() + if urlErr, ok := err.(*url.Error); !timeoutErr && ok { + errStr = urlErr.Err.Error() + } + } + + // There can be two types of canceled errors here. + // The first being a net.Error and the other being an error. + // If the request was timed out, we want to continue the retry + // process. Otherwise, return the canceled error. + return timeoutErr || + (errStr != "net/http: request canceled" && + errStr != "net/http: request canceled while waiting for connection") + +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_7.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_7.go new file mode 100644 index 00000000..1323af90 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_7.go @@ -0,0 +1,21 @@ +// +build !go1.8 + +package request + +import "io" + +// NoBody is an io.ReadCloser with no bytes. Read always returns EOF +// and Close always returns nil. It can be used in an outgoing client +// request to explicitly signal that a request has zero bytes. +// An alternative, however, is to simply set Request.Body to nil. +// +// Copy of Go 1.8 NoBody type from net/http/http.go +type noBody struct{} + +func (noBody) Read([]byte) (int, error) { return 0, io.EOF } +func (noBody) Close() error { return nil } +func (noBody) WriteTo(io.Writer) (int64, error) { return 0, nil } + +// Is an empty reader that will trigger the Go HTTP client to not include +// and body in the HTTP request. +var noBodyReader = noBody{} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_8.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_8.go new file mode 100644 index 00000000..8b963f4d --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request_1_8.go @@ -0,0 +1,9 @@ +// +build go1.8 + +package request + +import "net/http" + +// Is a http.NoBody reader instructing Go HTTP client to not include +// and body in the HTTP request. +var noBodyReader = http.NoBody diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request_context.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request_context.go new file mode 100644 index 00000000..a7365cd1 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request_context.go @@ -0,0 +1,14 @@ +// +build go1.7 + +package request + +import "github.com/aws/aws-sdk-go/aws" + +// setContext updates the Request to use the passed in context for cancellation. +// Context will also be used for request retry delay. +// +// Creates shallow copy of the http.Request with the WithContext method. +func setRequestContext(r *Request, ctx aws.Context) { + r.context = ctx + r.HTTPRequest = r.HTTPRequest.WithContext(ctx) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request_context_1_6.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request_context_1_6.go new file mode 100644 index 00000000..307fa070 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request_context_1_6.go @@ -0,0 +1,14 @@ +// +build !go1.7 + +package request + +import "github.com/aws/aws-sdk-go/aws" + +// setContext updates the Request to use the passed in context for cancellation. +// Context will also be used for request retry delay. +// +// Creates shallow copy of the http.Request with the WithContext method. +func setRequestContext(r *Request, ctx aws.Context) { + r.context = ctx + r.HTTPRequest.Cancel = ctx.Done() +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/request_pagination.go b/vendor/github.com/aws/aws-sdk-go/aws/request/request_pagination.go new file mode 100644 index 00000000..59de6736 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/request_pagination.go @@ -0,0 +1,236 @@ +package request + +import ( + "reflect" + "sync/atomic" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awsutil" +) + +// A Pagination provides paginating of SDK API operations which are paginatable. +// Generally you should not use this type directly, but use the "Pages" API +// operations method to automatically perform pagination for you. Such as, +// "S3.ListObjectsPages", and "S3.ListObjectsPagesWithContext" methods. +// +// Pagination differs from a Paginator type in that pagination is the type that +// does the pagination between API operations, and Paginator defines the +// configuration that will be used per page request. +// +// cont := true +// for p.Next() && cont { +// data := p.Page().(*s3.ListObjectsOutput) +// // process the page's data +// } +// return p.Err() +// +// See service client API operation Pages methods for examples how the SDK will +// use the Pagination type. +type Pagination struct { + // Function to return a Request value for each pagination request. + // Any configuration or handlers that need to be applied to the request + // prior to getting the next page should be done here before the request + // returned. + // + // NewRequest should always be built from the same API operations. It is + // undefined if different API operations are returned on subsequent calls. + NewRequest func() (*Request, error) + + started bool + nextTokens []interface{} + + err error + curPage interface{} +} + +// HasNextPage will return true if Pagination is able to determine that the API +// operation has additional pages. False will be returned if there are no more +// pages remaining. +// +// Will always return true if Next has not been called yet. +func (p *Pagination) HasNextPage() bool { + return !(p.started && len(p.nextTokens) == 0) +} + +// Err returns the error Pagination encountered when retrieving the next page. +func (p *Pagination) Err() error { + return p.err +} + +// Page returns the current page. Page should only be called after a successful +// call to Next. It is undefined what Page will return if Page is called after +// Next returns false. +func (p *Pagination) Page() interface{} { + return p.curPage +} + +// Next will attempt to retrieve the next page for the API operation. When a page +// is retrieved true will be returned. If the page cannot be retrieved, or there +// are no more pages false will be returned. +// +// Use the Page method to retrieve the current page data. The data will need +// to be cast to the API operation's output type. +// +// Use the Err method to determine if an error occurred if Page returns false. +func (p *Pagination) Next() bool { + if !p.HasNextPage() { + return false + } + + req, err := p.NewRequest() + if err != nil { + p.err = err + return false + } + + if p.started { + for i, intok := range req.Operation.InputTokens { + awsutil.SetValueAtPath(req.Params, intok, p.nextTokens[i]) + } + } + p.started = true + + err = req.Send() + if err != nil { + p.err = err + return false + } + + p.nextTokens = req.nextPageTokens() + p.curPage = req.Data + + return true +} + +// A Paginator is the configuration data that defines how an API operation +// should be paginated. This type is used by the API service models to define +// the generated pagination config for service APIs. +// +// The Pagination type is what provides iterating between pages of an API. It +// is only used to store the token metadata the SDK should use for performing +// pagination. +type Paginator struct { + InputTokens []string + OutputTokens []string + LimitToken string + TruncationToken string +} + +// nextPageTokens returns the tokens to use when asking for the next page of data. +func (r *Request) nextPageTokens() []interface{} { + if r.Operation.Paginator == nil { + return nil + } + if r.Operation.TruncationToken != "" { + tr, _ := awsutil.ValuesAtPath(r.Data, r.Operation.TruncationToken) + if len(tr) == 0 { + return nil + } + + switch v := tr[0].(type) { + case *bool: + if !aws.BoolValue(v) { + return nil + } + case bool: + if v == false { + return nil + } + } + } + + tokens := []interface{}{} + tokenAdded := false + for _, outToken := range r.Operation.OutputTokens { + v, _ := awsutil.ValuesAtPath(r.Data, outToken) + if len(v) > 0 { + tokens = append(tokens, v[0]) + tokenAdded = true + } else { + tokens = append(tokens, nil) + } + } + if !tokenAdded { + return nil + } + + return tokens +} + +// Ensure a deprecated item is only logged once instead of each time its used. +func logDeprecatedf(logger aws.Logger, flag *int32, msg string) { + if logger == nil { + return + } + if atomic.CompareAndSwapInt32(flag, 0, 1) { + logger.Log(msg) + } +} + +var ( + logDeprecatedHasNextPage int32 + logDeprecatedNextPage int32 + logDeprecatedEachPage int32 +) + +// HasNextPage returns true if this request has more pages of data available. +// +// Deprecated Use Pagination type for configurable pagination of API operations +func (r *Request) HasNextPage() bool { + logDeprecatedf(r.Config.Logger, &logDeprecatedHasNextPage, + "Request.HasNextPage deprecated. Use Pagination type for configurable pagination of API operations") + + return len(r.nextPageTokens()) > 0 +} + +// NextPage returns a new Request that can be executed to return the next +// page of result data. Call .Send() on this request to execute it. +// +// Deprecated Use Pagination type for configurable pagination of API operations +func (r *Request) NextPage() *Request { + logDeprecatedf(r.Config.Logger, &logDeprecatedNextPage, + "Request.NextPage deprecated. Use Pagination type for configurable pagination of API operations") + + tokens := r.nextPageTokens() + if len(tokens) == 0 { + return nil + } + + data := reflect.New(reflect.TypeOf(r.Data).Elem()).Interface() + nr := New(r.Config, r.ClientInfo, r.Handlers, r.Retryer, r.Operation, awsutil.CopyOf(r.Params), data) + for i, intok := range nr.Operation.InputTokens { + awsutil.SetValueAtPath(nr.Params, intok, tokens[i]) + } + return nr +} + +// EachPage iterates over each page of a paginated request object. The fn +// parameter should be a function with the following sample signature: +// +// func(page *T, lastPage bool) bool { +// return true // return false to stop iterating +// } +// +// Where "T" is the structure type matching the output structure of the given +// operation. For example, a request object generated by +// DynamoDB.ListTablesRequest() would expect to see dynamodb.ListTablesOutput +// as the structure "T". The lastPage value represents whether the page is +// the last page of data or not. The return value of this function should +// return true to keep iterating or false to stop. +// +// Deprecated Use Pagination type for configurable pagination of API operations +func (r *Request) EachPage(fn func(data interface{}, isLastPage bool) (shouldContinue bool)) error { + logDeprecatedf(r.Config.Logger, &logDeprecatedEachPage, + "Request.EachPage deprecated. Use Pagination type for configurable pagination of API operations") + + for page := r; page != nil; page = page.NextPage() { + if err := page.Send(); err != nil { + return err + } + if getNextPage := fn(page.Data, !page.HasNextPage()); !getNextPage { + return page.Error + } + } + + return nil +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/retryer.go b/vendor/github.com/aws/aws-sdk-go/aws/request/retryer.go new file mode 100644 index 00000000..7af81de2 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/retryer.go @@ -0,0 +1,154 @@ +package request + +import ( + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" +) + +// Retryer is an interface to control retry logic for a given service. +// The default implementation used by most services is the service.DefaultRetryer +// structure, which contains basic retry logic using exponential backoff. +type Retryer interface { + RetryRules(*Request) time.Duration + ShouldRetry(*Request) bool + MaxRetries() int +} + +// WithRetryer sets a config Retryer value to the given Config returning it +// for chaining. +func WithRetryer(cfg *aws.Config, retryer Retryer) *aws.Config { + cfg.Retryer = retryer + return cfg +} + +// retryableCodes is a collection of service response codes which are retry-able +// without any further action. +var retryableCodes = map[string]struct{}{ + "RequestError": {}, + "RequestTimeout": {}, + ErrCodeResponseTimeout: {}, + "RequestTimeoutException": {}, // Glacier's flavor of RequestTimeout +} + +var throttleCodes = map[string]struct{}{ + "ProvisionedThroughputExceededException": {}, + "Throttling": {}, + "ThrottlingException": {}, + "RequestLimitExceeded": {}, + "RequestThrottled": {}, + "LimitExceededException": {}, // Deleting 10+ DynamoDb tables at once + "TooManyRequestsException": {}, // Lambda functions + "PriorRequestNotComplete": {}, // Route53 +} + +// credsExpiredCodes is a collection of error codes which signify the credentials +// need to be refreshed. Expired tokens require refreshing of credentials, and +// resigning before the request can be retried. +var credsExpiredCodes = map[string]struct{}{ + "ExpiredToken": {}, + "ExpiredTokenException": {}, + "RequestExpired": {}, // EC2 Only +} + +func isCodeThrottle(code string) bool { + _, ok := throttleCodes[code] + return ok +} + +func isCodeRetryable(code string) bool { + if _, ok := retryableCodes[code]; ok { + return true + } + + return isCodeExpiredCreds(code) +} + +func isCodeExpiredCreds(code string) bool { + _, ok := credsExpiredCodes[code] + return ok +} + +var validParentCodes = map[string]struct{}{ + ErrCodeSerialization: struct{}{}, + ErrCodeRead: struct{}{}, +} + +func isNestedErrorRetryable(parentErr awserr.Error) bool { + if parentErr == nil { + return false + } + + if _, ok := validParentCodes[parentErr.Code()]; !ok { + return false + } + + err := parentErr.OrigErr() + if err == nil { + return false + } + + if aerr, ok := err.(awserr.Error); ok { + return isCodeRetryable(aerr.Code()) + } + + return isErrConnectionReset(err) +} + +// IsErrorRetryable returns whether the error is retryable, based on its Code. +// Returns false if error is nil. +func IsErrorRetryable(err error) bool { + if err != nil { + if aerr, ok := err.(awserr.Error); ok { + return isCodeRetryable(aerr.Code()) || isNestedErrorRetryable(aerr) + } + } + return false +} + +// IsErrorThrottle returns whether the error is to be throttled based on its code. +// Returns false if error is nil. +func IsErrorThrottle(err error) bool { + if err != nil { + if aerr, ok := err.(awserr.Error); ok { + return isCodeThrottle(aerr.Code()) + } + } + return false +} + +// IsErrorExpiredCreds returns whether the error code is a credential expiry error. +// Returns false if error is nil. +func IsErrorExpiredCreds(err error) bool { + if err != nil { + if aerr, ok := err.(awserr.Error); ok { + return isCodeExpiredCreds(aerr.Code()) + } + } + return false +} + +// IsErrorRetryable returns whether the error is retryable, based on its Code. +// Returns false if the request has no Error set. +// +// Alias for the utility function IsErrorRetryable +func (r *Request) IsErrorRetryable() bool { + return IsErrorRetryable(r.Error) +} + +// IsErrorThrottle returns whether the error is to be throttled based on its code. +// Returns false if the request has no Error set +// +// Alias for the utility function IsErrorThrottle +func (r *Request) IsErrorThrottle() bool { + return IsErrorThrottle(r.Error) +} + +// IsErrorExpired returns whether the error code is a credential expiry error. +// Returns false if the request has no Error set. +// +// Alias for the utility function IsErrorExpiredCreds +func (r *Request) IsErrorExpired() bool { + return IsErrorExpiredCreds(r.Error) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/timeout_read_closer.go b/vendor/github.com/aws/aws-sdk-go/aws/request/timeout_read_closer.go new file mode 100644 index 00000000..09a44eb9 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/timeout_read_closer.go @@ -0,0 +1,94 @@ +package request + +import ( + "io" + "time" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +var timeoutErr = awserr.New( + ErrCodeResponseTimeout, + "read on body has reached the timeout limit", + nil, +) + +type readResult struct { + n int + err error +} + +// timeoutReadCloser will handle body reads that take too long. +// We will return a ErrReadTimeout error if a timeout occurs. +type timeoutReadCloser struct { + reader io.ReadCloser + duration time.Duration +} + +// Read will spin off a goroutine to call the reader's Read method. We will +// select on the timer's channel or the read's channel. Whoever completes first +// will be returned. +func (r *timeoutReadCloser) Read(b []byte) (int, error) { + timer := time.NewTimer(r.duration) + c := make(chan readResult, 1) + + go func() { + n, err := r.reader.Read(b) + timer.Stop() + c <- readResult{n: n, err: err} + }() + + select { + case data := <-c: + return data.n, data.err + case <-timer.C: + return 0, timeoutErr + } +} + +func (r *timeoutReadCloser) Close() error { + return r.reader.Close() +} + +const ( + // HandlerResponseTimeout is what we use to signify the name of the + // response timeout handler. + HandlerResponseTimeout = "ResponseTimeoutHandler" +) + +// adaptToResponseTimeoutError is a handler that will replace any top level error +// to a ErrCodeResponseTimeout, if its child is that. +func adaptToResponseTimeoutError(req *Request) { + if err, ok := req.Error.(awserr.Error); ok { + aerr, ok := err.OrigErr().(awserr.Error) + if ok && aerr.Code() == ErrCodeResponseTimeout { + req.Error = aerr + } + } +} + +// WithResponseReadTimeout is a request option that will wrap the body in a timeout read closer. +// This will allow for per read timeouts. If a timeout occurred, we will return the +// ErrCodeResponseTimeout. +// +// svc.PutObjectWithContext(ctx, params, request.WithTimeoutReadCloser(30 * time.Second) +func WithResponseReadTimeout(duration time.Duration) Option { + return func(r *Request) { + + var timeoutHandler = NamedHandler{ + HandlerResponseTimeout, + func(req *Request) { + req.HTTPResponse.Body = &timeoutReadCloser{ + reader: req.HTTPResponse.Body, + duration: duration, + } + }} + + // remove the handler so we are not stomping over any new durations. + r.Handlers.Send.RemoveByName(HandlerResponseTimeout) + r.Handlers.Send.PushBackNamed(timeoutHandler) + + r.Handlers.Unmarshal.PushBack(adaptToResponseTimeoutError) + r.Handlers.UnmarshalError.PushBack(adaptToResponseTimeoutError) + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/validation.go b/vendor/github.com/aws/aws-sdk-go/aws/request/validation.go new file mode 100644 index 00000000..2520286b --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/validation.go @@ -0,0 +1,234 @@ +package request + +import ( + "bytes" + "fmt" + + "github.com/aws/aws-sdk-go/aws/awserr" +) + +const ( + // InvalidParameterErrCode is the error code for invalid parameters errors + InvalidParameterErrCode = "InvalidParameter" + // ParamRequiredErrCode is the error code for required parameter errors + ParamRequiredErrCode = "ParamRequiredError" + // ParamMinValueErrCode is the error code for fields with too low of a + // number value. + ParamMinValueErrCode = "ParamMinValueError" + // ParamMinLenErrCode is the error code for fields without enough elements. + ParamMinLenErrCode = "ParamMinLenError" +) + +// Validator provides a way for types to perform validation logic on their +// input values that external code can use to determine if a type's values +// are valid. +type Validator interface { + Validate() error +} + +// An ErrInvalidParams provides wrapping of invalid parameter errors found when +// validating API operation input parameters. +type ErrInvalidParams struct { + // Context is the base context of the invalid parameter group. + Context string + errs []ErrInvalidParam +} + +// Add adds a new invalid parameter error to the collection of invalid +// parameters. The context of the invalid parameter will be updated to reflect +// this collection. +func (e *ErrInvalidParams) Add(err ErrInvalidParam) { + err.SetContext(e.Context) + e.errs = append(e.errs, err) +} + +// AddNested adds the invalid parameter errors from another ErrInvalidParams +// value into this collection. The nested errors will have their nested context +// updated and base context to reflect the merging. +// +// Use for nested validations errors. +func (e *ErrInvalidParams) AddNested(nestedCtx string, nested ErrInvalidParams) { + for _, err := range nested.errs { + err.SetContext(e.Context) + err.AddNestedContext(nestedCtx) + e.errs = append(e.errs, err) + } +} + +// Len returns the number of invalid parameter errors +func (e ErrInvalidParams) Len() int { + return len(e.errs) +} + +// Code returns the code of the error +func (e ErrInvalidParams) Code() string { + return InvalidParameterErrCode +} + +// Message returns the message of the error +func (e ErrInvalidParams) Message() string { + return fmt.Sprintf("%d validation error(s) found.", len(e.errs)) +} + +// Error returns the string formatted form of the invalid parameters. +func (e ErrInvalidParams) Error() string { + w := &bytes.Buffer{} + fmt.Fprintf(w, "%s: %s\n", e.Code(), e.Message()) + + for _, err := range e.errs { + fmt.Fprintf(w, "- %s\n", err.Message()) + } + + return w.String() +} + +// OrigErr returns the invalid parameters as a awserr.BatchedErrors value +func (e ErrInvalidParams) OrigErr() error { + return awserr.NewBatchError( + InvalidParameterErrCode, e.Message(), e.OrigErrs()) +} + +// OrigErrs returns a slice of the invalid parameters +func (e ErrInvalidParams) OrigErrs() []error { + errs := make([]error, len(e.errs)) + for i := 0; i < len(errs); i++ { + errs[i] = e.errs[i] + } + + return errs +} + +// An ErrInvalidParam represents an invalid parameter error type. +type ErrInvalidParam interface { + awserr.Error + + // Field name the error occurred on. + Field() string + + // SetContext updates the context of the error. + SetContext(string) + + // AddNestedContext updates the error's context to include a nested level. + AddNestedContext(string) +} + +type errInvalidParam struct { + context string + nestedContext string + field string + code string + msg string +} + +// Code returns the error code for the type of invalid parameter. +func (e *errInvalidParam) Code() string { + return e.code +} + +// Message returns the reason the parameter was invalid, and its context. +func (e *errInvalidParam) Message() string { + return fmt.Sprintf("%s, %s.", e.msg, e.Field()) +} + +// Error returns the string version of the invalid parameter error. +func (e *errInvalidParam) Error() string { + return fmt.Sprintf("%s: %s", e.code, e.Message()) +} + +// OrigErr returns nil, Implemented for awserr.Error interface. +func (e *errInvalidParam) OrigErr() error { + return nil +} + +// Field Returns the field and context the error occurred. +func (e *errInvalidParam) Field() string { + field := e.context + if len(field) > 0 { + field += "." + } + if len(e.nestedContext) > 0 { + field += fmt.Sprintf("%s.", e.nestedContext) + } + field += e.field + + return field +} + +// SetContext updates the base context of the error. +func (e *errInvalidParam) SetContext(ctx string) { + e.context = ctx +} + +// AddNestedContext prepends a context to the field's path. +func (e *errInvalidParam) AddNestedContext(ctx string) { + if len(e.nestedContext) == 0 { + e.nestedContext = ctx + } else { + e.nestedContext = fmt.Sprintf("%s.%s", ctx, e.nestedContext) + } + +} + +// An ErrParamRequired represents an required parameter error. +type ErrParamRequired struct { + errInvalidParam +} + +// NewErrParamRequired creates a new required parameter error. +func NewErrParamRequired(field string) *ErrParamRequired { + return &ErrParamRequired{ + errInvalidParam{ + code: ParamRequiredErrCode, + field: field, + msg: fmt.Sprintf("missing required field"), + }, + } +} + +// An ErrParamMinValue represents a minimum value parameter error. +type ErrParamMinValue struct { + errInvalidParam + min float64 +} + +// NewErrParamMinValue creates a new minimum value parameter error. +func NewErrParamMinValue(field string, min float64) *ErrParamMinValue { + return &ErrParamMinValue{ + errInvalidParam: errInvalidParam{ + code: ParamMinValueErrCode, + field: field, + msg: fmt.Sprintf("minimum field value of %v", min), + }, + min: min, + } +} + +// MinValue returns the field's require minimum value. +// +// float64 is returned for both int and float min values. +func (e *ErrParamMinValue) MinValue() float64 { + return e.min +} + +// An ErrParamMinLen represents a minimum length parameter error. +type ErrParamMinLen struct { + errInvalidParam + min int +} + +// NewErrParamMinLen creates a new minimum length parameter error. +func NewErrParamMinLen(field string, min int) *ErrParamMinLen { + return &ErrParamMinLen{ + errInvalidParam: errInvalidParam{ + code: ParamMinValueErrCode, + field: field, + msg: fmt.Sprintf("minimum field size of %v", min), + }, + min: min, + } +} + +// MinLen returns the field's required minimum length. +func (e *ErrParamMinLen) MinLen() int { + return e.min +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/request/waiter.go b/vendor/github.com/aws/aws-sdk-go/aws/request/waiter.go new file mode 100644 index 00000000..854b0854 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/request/waiter.go @@ -0,0 +1,287 @@ +package request + +import ( + "fmt" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/awsutil" +) + +// WaiterResourceNotReadyErrorCode is the error code returned by a waiter when +// the waiter's max attempts have been exhausted. +const WaiterResourceNotReadyErrorCode = "ResourceNotReady" + +// A WaiterOption is a function that will update the Waiter value's fields to +// configure the waiter. +type WaiterOption func(*Waiter) + +// WithWaiterMaxAttempts returns the maximum number of times the waiter should +// attempt to check the resource for the target state. +func WithWaiterMaxAttempts(max int) WaiterOption { + return func(w *Waiter) { + w.MaxAttempts = max + } +} + +// WaiterDelay will return a delay the waiter should pause between attempts to +// check the resource state. The passed in attempt is the number of times the +// Waiter has checked the resource state. +// +// Attempt is the number of attempts the Waiter has made checking the resource +// state. +type WaiterDelay func(attempt int) time.Duration + +// ConstantWaiterDelay returns a WaiterDelay that will always return a constant +// delay the waiter should use between attempts. It ignores the number of +// attempts made. +func ConstantWaiterDelay(delay time.Duration) WaiterDelay { + return func(attempt int) time.Duration { + return delay + } +} + +// WithWaiterDelay will set the Waiter to use the WaiterDelay passed in. +func WithWaiterDelay(delayer WaiterDelay) WaiterOption { + return func(w *Waiter) { + w.Delay = delayer + } +} + +// WithWaiterLogger returns a waiter option to set the logger a waiter +// should use to log warnings and errors to. +func WithWaiterLogger(logger aws.Logger) WaiterOption { + return func(w *Waiter) { + w.Logger = logger + } +} + +// WithWaiterRequestOptions returns a waiter option setting the request +// options for each request the waiter makes. Appends to waiter's request +// options already set. +func WithWaiterRequestOptions(opts ...Option) WaiterOption { + return func(w *Waiter) { + w.RequestOptions = append(w.RequestOptions, opts...) + } +} + +// A Waiter provides the functionality to performing blocking call which will +// wait for an resource state to be satisfied a service. +// +// This type should not be used directly. The API operations provided in the +// service packages prefixed with "WaitUntil" should be used instead. +type Waiter struct { + Name string + Acceptors []WaiterAcceptor + Logger aws.Logger + + MaxAttempts int + Delay WaiterDelay + + RequestOptions []Option + NewRequest func([]Option) (*Request, error) +} + +// ApplyOptions updates the waiter with the list of waiter options provided. +func (w *Waiter) ApplyOptions(opts ...WaiterOption) { + for _, fn := range opts { + fn(w) + } +} + +// WaiterState are states the waiter uses based on WaiterAcceptor definitions +// to identify if the resource state the waiter is waiting on has occurred. +type WaiterState int + +// String returns the string representation of the waiter state. +func (s WaiterState) String() string { + switch s { + case SuccessWaiterState: + return "success" + case FailureWaiterState: + return "failure" + case RetryWaiterState: + return "retry" + default: + return "unknown waiter state" + } +} + +// States the waiter acceptors will use to identify target resource states. +const ( + SuccessWaiterState WaiterState = iota // waiter successful + FailureWaiterState // waiter failed + RetryWaiterState // waiter needs to be retried +) + +// WaiterMatchMode is the mode that the waiter will use to match the WaiterAcceptor +// definition's Expected attribute. +type WaiterMatchMode int + +// Modes the waiter will use when inspecting API response to identify target +// resource states. +const ( + PathAllWaiterMatch WaiterMatchMode = iota // match on all paths + PathWaiterMatch // match on specific path + PathAnyWaiterMatch // match on any path + PathListWaiterMatch // match on list of paths + StatusWaiterMatch // match on status code + ErrorWaiterMatch // match on error +) + +// String returns the string representation of the waiter match mode. +func (m WaiterMatchMode) String() string { + switch m { + case PathAllWaiterMatch: + return "pathAll" + case PathWaiterMatch: + return "path" + case PathAnyWaiterMatch: + return "pathAny" + case PathListWaiterMatch: + return "pathList" + case StatusWaiterMatch: + return "status" + case ErrorWaiterMatch: + return "error" + default: + return "unknown waiter match mode" + } +} + +// WaitWithContext will make requests for the API operation using NewRequest to +// build API requests. The request's response will be compared against the +// Waiter's Acceptors to determine the successful state of the resource the +// waiter is inspecting. +// +// The passed in context must not be nil. If it is nil a panic will occur. The +// Context will be used to cancel the waiter's pending requests and retry delays. +// Use aws.BackgroundContext if no context is available. +// +// The waiter will continue until the target state defined by the Acceptors, +// or the max attempts expires. +// +// Will return the WaiterResourceNotReadyErrorCode error code if the waiter's +// retryer ShouldRetry returns false. This normally will happen when the max +// wait attempts expires. +func (w Waiter) WaitWithContext(ctx aws.Context) error { + + for attempt := 1; ; attempt++ { + req, err := w.NewRequest(w.RequestOptions) + if err != nil { + waiterLogf(w.Logger, "unable to create request %v", err) + return err + } + req.Handlers.Build.PushBack(MakeAddToUserAgentFreeFormHandler("Waiter")) + err = req.Send() + + // See if any of the acceptors match the request's response, or error + for _, a := range w.Acceptors { + if matched, matchErr := a.match(w.Name, w.Logger, req, err); matched { + return matchErr + } + } + + // The Waiter should only check the resource state MaxAttempts times + // This is here instead of in the for loop above to prevent delaying + // unnecessary when the waiter will not retry. + if attempt == w.MaxAttempts { + break + } + + // Delay to wait before inspecting the resource again + delay := w.Delay(attempt) + if sleepFn := req.Config.SleepDelay; sleepFn != nil { + // Support SleepDelay for backwards compatibility and testing + sleepFn(delay) + } else if err := aws.SleepWithContext(ctx, delay); err != nil { + return awserr.New(CanceledErrorCode, "waiter context canceled", err) + } + } + + return awserr.New(WaiterResourceNotReadyErrorCode, "exceeded wait attempts", nil) +} + +// A WaiterAcceptor provides the information needed to wait for an API operation +// to complete. +type WaiterAcceptor struct { + State WaiterState + Matcher WaiterMatchMode + Argument string + Expected interface{} +} + +// match returns if the acceptor found a match with the passed in request +// or error. True is returned if the acceptor made a match, error is returned +// if there was an error attempting to perform the match. +func (a *WaiterAcceptor) match(name string, l aws.Logger, req *Request, err error) (bool, error) { + result := false + var vals []interface{} + + switch a.Matcher { + case PathAllWaiterMatch, PathWaiterMatch: + // Require all matches to be equal for result to match + vals, _ = awsutil.ValuesAtPath(req.Data, a.Argument) + if len(vals) == 0 { + break + } + result = true + for _, val := range vals { + if !awsutil.DeepEqual(val, a.Expected) { + result = false + break + } + } + case PathAnyWaiterMatch: + // Only a single match needs to equal for the result to match + vals, _ = awsutil.ValuesAtPath(req.Data, a.Argument) + for _, val := range vals { + if awsutil.DeepEqual(val, a.Expected) { + result = true + break + } + } + case PathListWaiterMatch: + // ignored matcher + case StatusWaiterMatch: + s := a.Expected.(int) + result = s == req.HTTPResponse.StatusCode + case ErrorWaiterMatch: + if aerr, ok := err.(awserr.Error); ok { + result = aerr.Code() == a.Expected.(string) + } + default: + waiterLogf(l, "WARNING: Waiter %s encountered unexpected matcher: %s", + name, a.Matcher) + } + + if !result { + // If there was no matching result found there is nothing more to do + // for this response, retry the request. + return false, nil + } + + switch a.State { + case SuccessWaiterState: + // waiter completed + return true, nil + case FailureWaiterState: + // Waiter failure state triggered + return true, awserr.New(WaiterResourceNotReadyErrorCode, + "failed waiting for successful resource state", err) + case RetryWaiterState: + // clear the error and retry the operation + return false, nil + default: + waiterLogf(l, "WARNING: Waiter %s encountered unexpected state: %s", + name, a.State) + return false, nil + } +} + +func waiterLogf(logger aws.Logger, msg string, args ...interface{}) { + if logger != nil { + logger.Log(fmt.Sprintf(msg, args...)) + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/session/doc.go b/vendor/github.com/aws/aws-sdk-go/aws/session/doc.go new file mode 100644 index 00000000..2fe35e74 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/session/doc.go @@ -0,0 +1,274 @@ +/* +Package session provides configuration for the SDK's service clients. + +Sessions can be shared across all service clients that share the same base +configuration. The Session is built from the SDK's default configuration and +request handlers. + +Sessions should be cached when possible, because creating a new Session will +load all configuration values from the environment, and config files each time +the Session is created. Sharing the Session value across all of your service +clients will ensure the configuration is loaded the fewest number of times possible. + +Concurrency + +Sessions are safe to use concurrently as long as the Session is not being +modified. The SDK will not modify the Session once the Session has been created. +Creating service clients concurrently from a shared Session is safe. + +Sessions from Shared Config + +Sessions can be created using the method above that will only load the +additional config if the AWS_SDK_LOAD_CONFIG environment variable is set. +Alternatively you can explicitly create a Session with shared config enabled. +To do this you can use NewSessionWithOptions to configure how the Session will +be created. Using the NewSessionWithOptions with SharedConfigState set to +SharedConfigEnable will create the session as if the AWS_SDK_LOAD_CONFIG +environment variable was set. + +Creating Sessions + +When creating Sessions optional aws.Config values can be passed in that will +override the default, or loaded config values the Session is being created +with. This allows you to provide additional, or case based, configuration +as needed. + +By default NewSession will only load credentials from the shared credentials +file (~/.aws/credentials). If the AWS_SDK_LOAD_CONFIG environment variable is +set to a truthy value the Session will be created from the configuration +values from the shared config (~/.aws/config) and shared credentials +(~/.aws/credentials) files. See the section Sessions from Shared Config for +more information. + +Create a Session with the default config and request handlers. With credentials +region, and profile loaded from the environment and shared config automatically. +Requires the AWS_PROFILE to be set, or "default" is used. + + // Create Session + sess := session.Must(session.NewSession()) + + // Create a Session with a custom region + sess := session.Must(session.NewSession(&aws.Config{ + Region: aws.String("us-east-1"), + })) + + // Create a S3 client instance from a session + sess := session.Must(session.NewSession()) + + svc := s3.New(sess) + +Create Session With Option Overrides + +In addition to NewSession, Sessions can be created using NewSessionWithOptions. +This func allows you to control and override how the Session will be created +through code instead of being driven by environment variables only. + +Use NewSessionWithOptions when you want to provide the config profile, or +override the shared config state (AWS_SDK_LOAD_CONFIG). + + // Equivalent to session.NewSession() + sess := session.Must(session.NewSessionWithOptions(session.Options{ + // Options + })) + + // Specify profile to load for the session's config + sess := session.Must(session.NewSessionWithOptions(session.Options{ + Profile: "profile_name", + })) + + // Specify profile for config and region for requests + sess := session.Must(session.NewSessionWithOptions(session.Options{ + Config: aws.Config{Region: aws.String("us-east-1")}, + Profile: "profile_name", + })) + + // Force enable Shared Config support + sess := session.Must(session.NewSessionWithOptions(session.Options{ + SharedConfigState: session.SharedConfigEnable, + })) + +Adding Handlers + +You can add handlers to a session for processing HTTP requests. All service +clients that use the session inherit the handlers. For example, the following +handler logs every request and its payload made by a service client: + + // Create a session, and add additional handlers for all service + // clients created with the Session to inherit. Adds logging handler. + sess := session.Must(session.NewSession()) + + sess.Handlers.Send.PushFront(func(r *request.Request) { + // Log every request made and its payload + logger.Println("Request: %s/%s, Payload: %s", + r.ClientInfo.ServiceName, r.Operation, r.Params) + }) + +Deprecated "New" function + +The New session function has been deprecated because it does not provide good +way to return errors that occur when loading the configuration files and values. +Because of this, NewSession was created so errors can be retrieved when +creating a session fails. + +Shared Config Fields + +By default the SDK will only load the shared credentials file's (~/.aws/credentials) +credentials values, and all other config is provided by the environment variables, +SDK defaults, and user provided aws.Config values. + +If the AWS_SDK_LOAD_CONFIG environment variable is set, or SharedConfigEnable +option is used to create the Session the full shared config values will be +loaded. This includes credentials, region, and support for assume role. In +addition the Session will load its configuration from both the shared config +file (~/.aws/config) and shared credentials file (~/.aws/credentials). Both +files have the same format. + +If both config files are present the configuration from both files will be +read. The Session will be created from configuration values from the shared +credentials file (~/.aws/credentials) over those in the shared credentials +file (~/.aws/config). + +Credentials are the values the SDK should use for authenticating requests with +AWS Services. They arfrom a configuration file will need to include both +aws_access_key_id and aws_secret_access_key must be provided together in the +same file to be considered valid. The values will be ignored if not a complete +group. aws_session_token is an optional field that can be provided if both of +the other two fields are also provided. + + aws_access_key_id = AKID + aws_secret_access_key = SECRET + aws_session_token = TOKEN + +Assume Role values allow you to configure the SDK to assume an IAM role using +a set of credentials provided in a config file via the source_profile field. +Both "role_arn" and "source_profile" are required. The SDK supports assuming +a role with MFA token if the session option AssumeRoleTokenProvider +is set. + + role_arn = arn:aws:iam::<account_number>:role/<role_name> + source_profile = profile_with_creds + external_id = 1234 + mfa_serial = <serial or mfa arn> + role_session_name = session_name + +Region is the region the SDK should use for looking up AWS service endpoints +and signing requests. + + region = us-east-1 + +Assume Role with MFA token + +To create a session with support for assuming an IAM role with MFA set the +session option AssumeRoleTokenProvider to a function that will prompt for the +MFA token code when the SDK assumes the role and refreshes the role's credentials. +This allows you to configure the SDK via the shared config to assumea role +with MFA tokens. + +In order for the SDK to assume a role with MFA the SharedConfigState +session option must be set to SharedConfigEnable, or AWS_SDK_LOAD_CONFIG +environment variable set. + +The shared configuration instructs the SDK to assume an IAM role with MFA +when the mfa_serial configuration field is set in the shared config +(~/.aws/config) or shared credentials (~/.aws/credentials) file. + +If mfa_serial is set in the configuration, the SDK will assume the role, and +the AssumeRoleTokenProvider session option is not set an an error will +be returned when creating the session. + + sess := session.Must(session.NewSessionWithOptions(session.Options{ + AssumeRoleTokenProvider: stscreds.StdinTokenProvider, + })) + + // Create service client value configured for credentials + // from assumed role. + svc := s3.New(sess) + +To setup assume role outside of a session see the stscrds.AssumeRoleProvider +documentation. + +Environment Variables + +When a Session is created several environment variables can be set to adjust +how the SDK functions, and what configuration data it loads when creating +Sessions. All environment values are optional, but some values like credentials +require multiple of the values to set or the partial values will be ignored. +All environment variable values are strings unless otherwise noted. + +Environment configuration values. If set both Access Key ID and Secret Access +Key must be provided. Session Token and optionally also be provided, but is +not required. + + # Access Key ID + AWS_ACCESS_KEY_ID=AKID + AWS_ACCESS_KEY=AKID # only read if AWS_ACCESS_KEY_ID is not set. + + # Secret Access Key + AWS_SECRET_ACCESS_KEY=SECRET + AWS_SECRET_KEY=SECRET=SECRET # only read if AWS_SECRET_ACCESS_KEY is not set. + + # Session Token + AWS_SESSION_TOKEN=TOKEN + +Region value will instruct the SDK where to make service API requests to. If is +not provided in the environment the region must be provided before a service +client request is made. + + AWS_REGION=us-east-1 + + # AWS_DEFAULT_REGION is only read if AWS_SDK_LOAD_CONFIG is also set, + # and AWS_REGION is not also set. + AWS_DEFAULT_REGION=us-east-1 + +Profile name the SDK should load use when loading shared config from the +configuration files. If not provided "default" will be used as the profile name. + + AWS_PROFILE=my_profile + + # AWS_DEFAULT_PROFILE is only read if AWS_SDK_LOAD_CONFIG is also set, + # and AWS_PROFILE is not also set. + AWS_DEFAULT_PROFILE=my_profile + +SDK load config instructs the SDK to load the shared config in addition to +shared credentials. This also expands the configuration loaded so the shared +credentials will have parity with the shared config file. This also enables +Region and Profile support for the AWS_DEFAULT_REGION and AWS_DEFAULT_PROFILE +env values as well. + + AWS_SDK_LOAD_CONFIG=1 + +Shared credentials file path can be set to instruct the SDK to use an alternative +file for the shared credentials. If not set the file will be loaded from +$HOME/.aws/credentials on Linux/Unix based systems, and +%USERPROFILE%\.aws\credentials on Windows. + + AWS_SHARED_CREDENTIALS_FILE=$HOME/my_shared_credentials + +Shared config file path can be set to instruct the SDK to use an alternative +file for the shared config. If not set the file will be loaded from +$HOME/.aws/config on Linux/Unix based systems, and +%USERPROFILE%\.aws\config on Windows. + + AWS_CONFIG_FILE=$HOME/my_shared_config + +Path to a custom Credentials Authority (CA) bundle PEM file that the SDK +will use instead of the default system's root CA bundle. Use this only +if you want to replace the CA bundle the SDK uses for TLS requests. + + AWS_CA_BUNDLE=$HOME/my_custom_ca_bundle + +Enabling this option will attempt to merge the Transport into the SDK's HTTP +client. If the client's Transport is not a http.Transport an error will be +returned. If the Transport's TLS config is set this option will cause the SDK +to overwrite the Transport's TLS config's RootCAs value. If the CA bundle file +contains multiple certificates all of them will be loaded. + +The Session option CustomCABundle is also available when creating sessions +to also enable this feature. CustomCABundle session option field has priority +over the AWS_CA_BUNDLE environment variable, and will be used if both are set. + +Setting a custom HTTPClient in the aws.Config options will override this setting. +To use this option and custom HTTP client, the HTTP client needs to be provided +when creating the session. Not the service client. +*/ +package session diff --git a/vendor/github.com/aws/aws-sdk-go/aws/session/env_config.go b/vendor/github.com/aws/aws-sdk-go/aws/session/env_config.go new file mode 100644 index 00000000..e6278a78 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/session/env_config.go @@ -0,0 +1,208 @@ +package session + +import ( + "os" + "path/filepath" + "strconv" + + "github.com/aws/aws-sdk-go/aws/credentials" +) + +// envConfig is a collection of environment values the SDK will read +// setup config from. All environment values are optional. But some values +// such as credentials require multiple values to be complete or the values +// will be ignored. +type envConfig struct { + // Environment configuration values. If set both Access Key ID and Secret Access + // Key must be provided. Session Token and optionally also be provided, but is + // not required. + // + // # Access Key ID + // AWS_ACCESS_KEY_ID=AKID + // AWS_ACCESS_KEY=AKID # only read if AWS_ACCESS_KEY_ID is not set. + // + // # Secret Access Key + // AWS_SECRET_ACCESS_KEY=SECRET + // AWS_SECRET_KEY=SECRET=SECRET # only read if AWS_SECRET_ACCESS_KEY is not set. + // + // # Session Token + // AWS_SESSION_TOKEN=TOKEN + Creds credentials.Value + + // Region value will instruct the SDK where to make service API requests to. If is + // not provided in the environment the region must be provided before a service + // client request is made. + // + // AWS_REGION=us-east-1 + // + // # AWS_DEFAULT_REGION is only read if AWS_SDK_LOAD_CONFIG is also set, + // # and AWS_REGION is not also set. + // AWS_DEFAULT_REGION=us-east-1 + Region string + + // Profile name the SDK should load use when loading shared configuration from the + // shared configuration files. If not provided "default" will be used as the + // profile name. + // + // AWS_PROFILE=my_profile + // + // # AWS_DEFAULT_PROFILE is only read if AWS_SDK_LOAD_CONFIG is also set, + // # and AWS_PROFILE is not also set. + // AWS_DEFAULT_PROFILE=my_profile + Profile string + + // SDK load config instructs the SDK to load the shared config in addition to + // shared credentials. This also expands the configuration loaded from the shared + // credentials to have parity with the shared config file. This also enables + // Region and Profile support for the AWS_DEFAULT_REGION and AWS_DEFAULT_PROFILE + // env values as well. + // + // AWS_SDK_LOAD_CONFIG=1 + EnableSharedConfig bool + + // Shared credentials file path can be set to instruct the SDK to use an alternate + // file for the shared credentials. If not set the file will be loaded from + // $HOME/.aws/credentials on Linux/Unix based systems, and + // %USERPROFILE%\.aws\credentials on Windows. + // + // AWS_SHARED_CREDENTIALS_FILE=$HOME/my_shared_credentials + SharedCredentialsFile string + + // Shared config file path can be set to instruct the SDK to use an alternate + // file for the shared config. If not set the file will be loaded from + // $HOME/.aws/config on Linux/Unix based systems, and + // %USERPROFILE%\.aws\config on Windows. + // + // AWS_CONFIG_FILE=$HOME/my_shared_config + SharedConfigFile string + + // Sets the path to a custom Credentials Authroity (CA) Bundle PEM file + // that the SDK will use instead of the the system's root CA bundle. + // Only use this if you want to configure the SDK to use a custom set + // of CAs. + // + // Enabling this option will attempt to merge the Transport + // into the SDK's HTTP client. If the client's Transport is + // not a http.Transport an error will be returned. If the + // Transport's TLS config is set this option will cause the + // SDK to overwrite the Transport's TLS config's RootCAs value. + // + // Setting a custom HTTPClient in the aws.Config options will override this setting. + // To use this option and custom HTTP client, the HTTP client needs to be provided + // when creating the session. Not the service client. + // + // AWS_CA_BUNDLE=$HOME/my_custom_ca_bundle + CustomCABundle string +} + +var ( + credAccessEnvKey = []string{ + "AWS_ACCESS_KEY_ID", + "AWS_ACCESS_KEY", + } + credSecretEnvKey = []string{ + "AWS_SECRET_ACCESS_KEY", + "AWS_SECRET_KEY", + } + credSessionEnvKey = []string{ + "AWS_SESSION_TOKEN", + } + + regionEnvKeys = []string{ + "AWS_REGION", + "AWS_DEFAULT_REGION", // Only read if AWS_SDK_LOAD_CONFIG is also set + } + profileEnvKeys = []string{ + "AWS_PROFILE", + "AWS_DEFAULT_PROFILE", // Only read if AWS_SDK_LOAD_CONFIG is also set + } +) + +// loadEnvConfig retrieves the SDK's environment configuration. +// See `envConfig` for the values that will be retrieved. +// +// If the environment variable `AWS_SDK_LOAD_CONFIG` is set to a truthy value +// the shared SDK config will be loaded in addition to the SDK's specific +// configuration values. +func loadEnvConfig() envConfig { + enableSharedConfig, _ := strconv.ParseBool(os.Getenv("AWS_SDK_LOAD_CONFIG")) + return envConfigLoad(enableSharedConfig) +} + +// loadEnvSharedConfig retrieves the SDK's environment configuration, and the +// SDK shared config. See `envConfig` for the values that will be retrieved. +// +// Loads the shared configuration in addition to the SDK's specific configuration. +// This will load the same values as `loadEnvConfig` if the `AWS_SDK_LOAD_CONFIG` +// environment variable is set. +func loadSharedEnvConfig() envConfig { + return envConfigLoad(true) +} + +func envConfigLoad(enableSharedConfig bool) envConfig { + cfg := envConfig{} + + cfg.EnableSharedConfig = enableSharedConfig + + setFromEnvVal(&cfg.Creds.AccessKeyID, credAccessEnvKey) + setFromEnvVal(&cfg.Creds.SecretAccessKey, credSecretEnvKey) + setFromEnvVal(&cfg.Creds.SessionToken, credSessionEnvKey) + + // Require logical grouping of credentials + if len(cfg.Creds.AccessKeyID) == 0 || len(cfg.Creds.SecretAccessKey) == 0 { + cfg.Creds = credentials.Value{} + } else { + cfg.Creds.ProviderName = "EnvConfigCredentials" + } + + regionKeys := regionEnvKeys + profileKeys := profileEnvKeys + if !cfg.EnableSharedConfig { + regionKeys = regionKeys[:1] + profileKeys = profileKeys[:1] + } + + setFromEnvVal(&cfg.Region, regionKeys) + setFromEnvVal(&cfg.Profile, profileKeys) + + cfg.SharedCredentialsFile = sharedCredentialsFilename() + cfg.SharedConfigFile = sharedConfigFilename() + + cfg.CustomCABundle = os.Getenv("AWS_CA_BUNDLE") + + return cfg +} + +func setFromEnvVal(dst *string, keys []string) { + for _, k := range keys { + if v := os.Getenv(k); len(v) > 0 { + *dst = v + break + } + } +} + +func sharedCredentialsFilename() string { + if name := os.Getenv("AWS_SHARED_CREDENTIALS_FILE"); len(name) > 0 { + return name + } + + return filepath.Join(userHomeDir(), ".aws", "credentials") +} + +func sharedConfigFilename() string { + if name := os.Getenv("AWS_CONFIG_FILE"); len(name) > 0 { + return name + } + + return filepath.Join(userHomeDir(), ".aws", "config") +} + +func userHomeDir() string { + homeDir := os.Getenv("HOME") // *nix + if len(homeDir) == 0 { // windows + homeDir = os.Getenv("USERPROFILE") + } + + return homeDir +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/session/session.go b/vendor/github.com/aws/aws-sdk-go/aws/session/session.go new file mode 100644 index 00000000..4792d3ae --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/session/session.go @@ -0,0 +1,590 @@ +package session + +import ( + "crypto/tls" + "crypto/x509" + "fmt" + "io" + "io/ioutil" + "net/http" + "os" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/client" + "github.com/aws/aws-sdk-go/aws/corehandlers" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/credentials/stscreds" + "github.com/aws/aws-sdk-go/aws/defaults" + "github.com/aws/aws-sdk-go/aws/endpoints" + "github.com/aws/aws-sdk-go/aws/request" +) + +// A Session provides a central location to create service clients from and +// store configurations and request handlers for those services. +// +// Sessions are safe to create service clients concurrently, but it is not safe +// to mutate the Session concurrently. +// +// The Session satisfies the service client's client.ClientConfigProvider. +type Session struct { + Config *aws.Config + Handlers request.Handlers +} + +// New creates a new instance of the handlers merging in the provided configs +// on top of the SDK's default configurations. Once the Session is created it +// can be mutated to modify the Config or Handlers. The Session is safe to be +// read concurrently, but it should not be written to concurrently. +// +// If the AWS_SDK_LOAD_CONFIG environment is set to a truthy value, the New +// method could now encounter an error when loading the configuration. When +// The environment variable is set, and an error occurs, New will return a +// session that will fail all requests reporting the error that occurred while +// loading the session. Use NewSession to get the error when creating the +// session. +// +// If the AWS_SDK_LOAD_CONFIG environment variable is set to a truthy value +// the shared config file (~/.aws/config) will also be loaded, in addition to +// the shared credentials file (~/.aws/credentials). Values set in both the +// shared config, and shared credentials will be taken from the shared +// credentials file. +// +// Deprecated: Use NewSession functions to create sessions instead. NewSession +// has the same functionality as New except an error can be returned when the +// func is called instead of waiting to receive an error until a request is made. +func New(cfgs ...*aws.Config) *Session { + // load initial config from environment + envCfg := loadEnvConfig() + + if envCfg.EnableSharedConfig { + s, err := newSession(Options{}, envCfg, cfgs...) + if err != nil { + // Old session.New expected all errors to be discovered when + // a request is made, and would report the errors then. This + // needs to be replicated if an error occurs while creating + // the session. + msg := "failed to create session with AWS_SDK_LOAD_CONFIG enabled. " + + "Use session.NewSession to handle errors occurring during session creation." + + // Session creation failed, need to report the error and prevent + // any requests from succeeding. + s = &Session{Config: defaults.Config()} + s.Config.MergeIn(cfgs...) + s.Config.Logger.Log("ERROR:", msg, "Error:", err) + s.Handlers.Validate.PushBack(func(r *request.Request) { + r.Error = err + }) + } + return s + } + + return deprecatedNewSession(cfgs...) +} + +// NewSession returns a new Session created from SDK defaults, config files, +// environment, and user provided config files. Once the Session is created +// it can be mutated to modify the Config or Handlers. The Session is safe to +// be read concurrently, but it should not be written to concurrently. +// +// If the AWS_SDK_LOAD_CONFIG environment variable is set to a truthy value +// the shared config file (~/.aws/config) will also be loaded in addition to +// the shared credentials file (~/.aws/credentials). Values set in both the +// shared config, and shared credentials will be taken from the shared +// credentials file. Enabling the Shared Config will also allow the Session +// to be built with retrieving credentials with AssumeRole set in the config. +// +// See the NewSessionWithOptions func for information on how to override or +// control through code how the Session will be created. Such as specifying the +// config profile, and controlling if shared config is enabled or not. +func NewSession(cfgs ...*aws.Config) (*Session, error) { + opts := Options{} + opts.Config.MergeIn(cfgs...) + + return NewSessionWithOptions(opts) +} + +// SharedConfigState provides the ability to optionally override the state +// of the session's creation based on the shared config being enabled or +// disabled. +type SharedConfigState int + +const ( + // SharedConfigStateFromEnv does not override any state of the + // AWS_SDK_LOAD_CONFIG env var. It is the default value of the + // SharedConfigState type. + SharedConfigStateFromEnv SharedConfigState = iota + + // SharedConfigDisable overrides the AWS_SDK_LOAD_CONFIG env var value + // and disables the shared config functionality. + SharedConfigDisable + + // SharedConfigEnable overrides the AWS_SDK_LOAD_CONFIG env var value + // and enables the shared config functionality. + SharedConfigEnable +) + +// Options provides the means to control how a Session is created and what +// configuration values will be loaded. +// +type Options struct { + // Provides config values for the SDK to use when creating service clients + // and making API requests to services. Any value set in with this field + // will override the associated value provided by the SDK defaults, + // environment or config files where relevant. + // + // If not set, configuration values from from SDK defaults, environment, + // config will be used. + Config aws.Config + + // Overrides the config profile the Session should be created from. If not + // set the value of the environment variable will be loaded (AWS_PROFILE, + // or AWS_DEFAULT_PROFILE if the Shared Config is enabled). + // + // If not set and environment variables are not set the "default" + // (DefaultSharedConfigProfile) will be used as the profile to load the + // session config from. + Profile string + + // Instructs how the Session will be created based on the AWS_SDK_LOAD_CONFIG + // environment variable. By default a Session will be created using the + // value provided by the AWS_SDK_LOAD_CONFIG environment variable. + // + // Setting this value to SharedConfigEnable or SharedConfigDisable + // will allow you to override the AWS_SDK_LOAD_CONFIG environment variable + // and enable or disable the shared config functionality. + SharedConfigState SharedConfigState + + // When the SDK's shared config is configured to assume a role with MFA + // this option is required in order to provide the mechanism that will + // retrieve the MFA token. There is no default value for this field. If + // it is not set an error will be returned when creating the session. + // + // This token provider will be called when ever the assumed role's + // credentials need to be refreshed. Within the context of service clients + // all sharing the same session the SDK will ensure calls to the token + // provider are atomic. When sharing a token provider across multiple + // sessions additional synchronization logic is needed to ensure the + // token providers do not introduce race conditions. It is recommend to + // share the session where possible. + // + // stscreds.StdinTokenProvider is a basic implementation that will prompt + // from stdin for the MFA token code. + // + // This field is only used if the shared configuration is enabled, and + // the config enables assume role wit MFA via the mfa_serial field. + AssumeRoleTokenProvider func() (string, error) + + // Reader for a custom Credentials Authority (CA) bundle in PEM format that + // the SDK will use instead of the default system's root CA bundle. Use this + // only if you want to replace the CA bundle the SDK uses for TLS requests. + // + // Enabling this option will attempt to merge the Transport into the SDK's HTTP + // client. If the client's Transport is not a http.Transport an error will be + // returned. If the Transport's TLS config is set this option will cause the SDK + // to overwrite the Transport's TLS config's RootCAs value. If the CA + // bundle reader contains multiple certificates all of them will be loaded. + // + // The Session option CustomCABundle is also available when creating sessions + // to also enable this feature. CustomCABundle session option field has priority + // over the AWS_CA_BUNDLE environment variable, and will be used if both are set. + CustomCABundle io.Reader +} + +// NewSessionWithOptions returns a new Session created from SDK defaults, config files, +// environment, and user provided config files. This func uses the Options +// values to configure how the Session is created. +// +// If the AWS_SDK_LOAD_CONFIG environment variable is set to a truthy value +// the shared config file (~/.aws/config) will also be loaded in addition to +// the shared credentials file (~/.aws/credentials). Values set in both the +// shared config, and shared credentials will be taken from the shared +// credentials file. Enabling the Shared Config will also allow the Session +// to be built with retrieving credentials with AssumeRole set in the config. +// +// // Equivalent to session.New +// sess := session.Must(session.NewSessionWithOptions(session.Options{})) +// +// // Specify profile to load for the session's config +// sess := session.Must(session.NewSessionWithOptions(session.Options{ +// Profile: "profile_name", +// })) +// +// // Specify profile for config and region for requests +// sess := session.Must(session.NewSessionWithOptions(session.Options{ +// Config: aws.Config{Region: aws.String("us-east-1")}, +// Profile: "profile_name", +// })) +// +// // Force enable Shared Config support +// sess := session.Must(session.NewSessionWithOptions(session.Options{ +// SharedConfigState: session.SharedConfigEnable, +// })) +func NewSessionWithOptions(opts Options) (*Session, error) { + var envCfg envConfig + if opts.SharedConfigState == SharedConfigEnable { + envCfg = loadSharedEnvConfig() + } else { + envCfg = loadEnvConfig() + } + + if len(opts.Profile) > 0 { + envCfg.Profile = opts.Profile + } + + switch opts.SharedConfigState { + case SharedConfigDisable: + envCfg.EnableSharedConfig = false + case SharedConfigEnable: + envCfg.EnableSharedConfig = true + } + + // Only use AWS_CA_BUNDLE if session option is not provided. + if len(envCfg.CustomCABundle) != 0 && opts.CustomCABundle == nil { + f, err := os.Open(envCfg.CustomCABundle) + if err != nil { + return nil, awserr.New("LoadCustomCABundleError", + "failed to open custom CA bundle PEM file", err) + } + defer f.Close() + opts.CustomCABundle = f + } + + return newSession(opts, envCfg, &opts.Config) +} + +// Must is a helper function to ensure the Session is valid and there was no +// error when calling a NewSession function. +// +// This helper is intended to be used in variable initialization to load the +// Session and configuration at startup. Such as: +// +// var sess = session.Must(session.NewSession()) +func Must(sess *Session, err error) *Session { + if err != nil { + panic(err) + } + + return sess +} + +func deprecatedNewSession(cfgs ...*aws.Config) *Session { + cfg := defaults.Config() + handlers := defaults.Handlers() + + // Apply the passed in configs so the configuration can be applied to the + // default credential chain + cfg.MergeIn(cfgs...) + if cfg.EndpointResolver == nil { + // An endpoint resolver is required for a session to be able to provide + // endpoints for service client configurations. + cfg.EndpointResolver = endpoints.DefaultResolver() + } + cfg.Credentials = defaults.CredChain(cfg, handlers) + + // Reapply any passed in configs to override credentials if set + cfg.MergeIn(cfgs...) + + s := &Session{ + Config: cfg, + Handlers: handlers, + } + + initHandlers(s) + + return s +} + +func newSession(opts Options, envCfg envConfig, cfgs ...*aws.Config) (*Session, error) { + cfg := defaults.Config() + handlers := defaults.Handlers() + + // Get a merged version of the user provided config to determine if + // credentials were. + userCfg := &aws.Config{} + userCfg.MergeIn(cfgs...) + + // Order config files will be loaded in with later files overwriting + // previous config file values. + cfgFiles := []string{envCfg.SharedConfigFile, envCfg.SharedCredentialsFile} + if !envCfg.EnableSharedConfig { + // The shared config file (~/.aws/config) is only loaded if instructed + // to load via the envConfig.EnableSharedConfig (AWS_SDK_LOAD_CONFIG). + cfgFiles = cfgFiles[1:] + } + + // Load additional config from file(s) + sharedCfg, err := loadSharedConfig(envCfg.Profile, cfgFiles) + if err != nil { + return nil, err + } + + if err := mergeConfigSrcs(cfg, userCfg, envCfg, sharedCfg, handlers, opts); err != nil { + return nil, err + } + + s := &Session{ + Config: cfg, + Handlers: handlers, + } + + initHandlers(s) + + // Setup HTTP client with custom cert bundle if enabled + if opts.CustomCABundle != nil { + if err := loadCustomCABundle(s, opts.CustomCABundle); err != nil { + return nil, err + } + } + + return s, nil +} + +func loadCustomCABundle(s *Session, bundle io.Reader) error { + var t *http.Transport + switch v := s.Config.HTTPClient.Transport.(type) { + case *http.Transport: + t = v + default: + if s.Config.HTTPClient.Transport != nil { + return awserr.New("LoadCustomCABundleError", + "unable to load custom CA bundle, HTTPClient's transport unsupported type", nil) + } + } + if t == nil { + t = &http.Transport{} + } + + p, err := loadCertPool(bundle) + if err != nil { + return err + } + if t.TLSClientConfig == nil { + t.TLSClientConfig = &tls.Config{} + } + t.TLSClientConfig.RootCAs = p + + s.Config.HTTPClient.Transport = t + + return nil +} + +func loadCertPool(r io.Reader) (*x509.CertPool, error) { + b, err := ioutil.ReadAll(r) + if err != nil { + return nil, awserr.New("LoadCustomCABundleError", + "failed to read custom CA bundle PEM file", err) + } + + p := x509.NewCertPool() + if !p.AppendCertsFromPEM(b) { + return nil, awserr.New("LoadCustomCABundleError", + "failed to load custom CA bundle PEM file", err) + } + + return p, nil +} + +func mergeConfigSrcs(cfg, userCfg *aws.Config, envCfg envConfig, sharedCfg sharedConfig, handlers request.Handlers, sessOpts Options) error { + // Merge in user provided configuration + cfg.MergeIn(userCfg) + + // Region if not already set by user + if len(aws.StringValue(cfg.Region)) == 0 { + if len(envCfg.Region) > 0 { + cfg.WithRegion(envCfg.Region) + } else if envCfg.EnableSharedConfig && len(sharedCfg.Region) > 0 { + cfg.WithRegion(sharedCfg.Region) + } + } + + // Configure credentials if not already set + if cfg.Credentials == credentials.AnonymousCredentials && userCfg.Credentials == nil { + if len(envCfg.Creds.AccessKeyID) > 0 { + cfg.Credentials = credentials.NewStaticCredentialsFromCreds( + envCfg.Creds, + ) + } else if envCfg.EnableSharedConfig && len(sharedCfg.AssumeRole.RoleARN) > 0 && sharedCfg.AssumeRoleSource != nil { + cfgCp := *cfg + cfgCp.Credentials = credentials.NewStaticCredentialsFromCreds( + sharedCfg.AssumeRoleSource.Creds, + ) + if len(sharedCfg.AssumeRole.MFASerial) > 0 && sessOpts.AssumeRoleTokenProvider == nil { + // AssumeRole Token provider is required if doing Assume Role + // with MFA. + return AssumeRoleTokenProviderNotSetError{} + } + cfg.Credentials = stscreds.NewCredentials( + &Session{ + Config: &cfgCp, + Handlers: handlers.Copy(), + }, + sharedCfg.AssumeRole.RoleARN, + func(opt *stscreds.AssumeRoleProvider) { + opt.RoleSessionName = sharedCfg.AssumeRole.RoleSessionName + + // Assume role with external ID + if len(sharedCfg.AssumeRole.ExternalID) > 0 { + opt.ExternalID = aws.String(sharedCfg.AssumeRole.ExternalID) + } + + // Assume role with MFA + if len(sharedCfg.AssumeRole.MFASerial) > 0 { + opt.SerialNumber = aws.String(sharedCfg.AssumeRole.MFASerial) + opt.TokenProvider = sessOpts.AssumeRoleTokenProvider + } + }, + ) + } else if len(sharedCfg.Creds.AccessKeyID) > 0 { + cfg.Credentials = credentials.NewStaticCredentialsFromCreds( + sharedCfg.Creds, + ) + } else { + // Fallback to default credentials provider, include mock errors + // for the credential chain so user can identify why credentials + // failed to be retrieved. + cfg.Credentials = credentials.NewCredentials(&credentials.ChainProvider{ + VerboseErrors: aws.BoolValue(cfg.CredentialsChainVerboseErrors), + Providers: []credentials.Provider{ + &credProviderError{Err: awserr.New("EnvAccessKeyNotFound", "failed to find credentials in the environment.", nil)}, + &credProviderError{Err: awserr.New("SharedCredsLoad", fmt.Sprintf("failed to load profile, %s.", envCfg.Profile), nil)}, + defaults.RemoteCredProvider(*cfg, handlers), + }, + }) + } + } + + return nil +} + +// AssumeRoleTokenProviderNotSetError is an error returned when creating a session when the +// MFAToken option is not set when shared config is configured load assume a +// role with an MFA token. +type AssumeRoleTokenProviderNotSetError struct{} + +// Code is the short id of the error. +func (e AssumeRoleTokenProviderNotSetError) Code() string { + return "AssumeRoleTokenProviderNotSetError" +} + +// Message is the description of the error +func (e AssumeRoleTokenProviderNotSetError) Message() string { + return fmt.Sprintf("assume role with MFA enabled, but AssumeRoleTokenProvider session option not set.") +} + +// OrigErr is the underlying error that caused the failure. +func (e AssumeRoleTokenProviderNotSetError) OrigErr() error { + return nil +} + +// Error satisfies the error interface. +func (e AssumeRoleTokenProviderNotSetError) Error() string { + return awserr.SprintError(e.Code(), e.Message(), "", nil) +} + +type credProviderError struct { + Err error +} + +var emptyCreds = credentials.Value{} + +func (c credProviderError) Retrieve() (credentials.Value, error) { + return credentials.Value{}, c.Err +} +func (c credProviderError) IsExpired() bool { + return true +} + +func initHandlers(s *Session) { + // Add the Validate parameter handler if it is not disabled. + s.Handlers.Validate.Remove(corehandlers.ValidateParametersHandler) + if !aws.BoolValue(s.Config.DisableParamValidation) { + s.Handlers.Validate.PushBackNamed(corehandlers.ValidateParametersHandler) + } +} + +// Copy creates and returns a copy of the current Session, coping the config +// and handlers. If any additional configs are provided they will be merged +// on top of the Session's copied config. +// +// // Create a copy of the current Session, configured for the us-west-2 region. +// sess.Copy(&aws.Config{Region: aws.String("us-west-2")}) +func (s *Session) Copy(cfgs ...*aws.Config) *Session { + newSession := &Session{ + Config: s.Config.Copy(cfgs...), + Handlers: s.Handlers.Copy(), + } + + initHandlers(newSession) + + return newSession +} + +// ClientConfig satisfies the client.ConfigProvider interface and is used to +// configure the service client instances. Passing the Session to the service +// client's constructor (New) will use this method to configure the client. +func (s *Session) ClientConfig(serviceName string, cfgs ...*aws.Config) client.Config { + // Backwards compatibility, the error will be eaten if user calls ClientConfig + // directly. All SDK services will use ClientconfigWithError. + cfg, _ := s.clientConfigWithErr(serviceName, cfgs...) + + return cfg +} + +func (s *Session) clientConfigWithErr(serviceName string, cfgs ...*aws.Config) (client.Config, error) { + s = s.Copy(cfgs...) + + var resolved endpoints.ResolvedEndpoint + var err error + + region := aws.StringValue(s.Config.Region) + + if endpoint := aws.StringValue(s.Config.Endpoint); len(endpoint) != 0 { + resolved.URL = endpoints.AddScheme(endpoint, aws.BoolValue(s.Config.DisableSSL)) + resolved.SigningRegion = region + } else { + resolved, err = s.Config.EndpointResolver.EndpointFor( + serviceName, region, + func(opt *endpoints.Options) { + opt.DisableSSL = aws.BoolValue(s.Config.DisableSSL) + opt.UseDualStack = aws.BoolValue(s.Config.UseDualStack) + + // Support the condition where the service is modeled but its + // endpoint metadata is not available. + opt.ResolveUnknownService = true + }, + ) + } + + return client.Config{ + Config: s.Config, + Handlers: s.Handlers, + Endpoint: resolved.URL, + SigningRegion: resolved.SigningRegion, + SigningName: resolved.SigningName, + }, err +} + +// ClientConfigNoResolveEndpoint is the same as ClientConfig with the exception +// that the EndpointResolver will not be used to resolve the endpoint. The only +// endpoint set must come from the aws.Config.Endpoint field. +func (s *Session) ClientConfigNoResolveEndpoint(cfgs ...*aws.Config) client.Config { + s = s.Copy(cfgs...) + + var resolved endpoints.ResolvedEndpoint + + region := aws.StringValue(s.Config.Region) + + if ep := aws.StringValue(s.Config.Endpoint); len(ep) > 0 { + resolved.URL = endpoints.AddScheme(ep, aws.BoolValue(s.Config.DisableSSL)) + resolved.SigningRegion = region + } + + return client.Config{ + Config: s.Config, + Handlers: s.Handlers, + Endpoint: resolved.URL, + SigningRegion: resolved.SigningRegion, + SigningName: resolved.SigningName, + } +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/session/shared_config.go b/vendor/github.com/aws/aws-sdk-go/aws/session/shared_config.go new file mode 100644 index 00000000..b58076f5 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/session/shared_config.go @@ -0,0 +1,295 @@ +package session + +import ( + "fmt" + "io/ioutil" + + "github.com/aws/aws-sdk-go/aws/awserr" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/go-ini/ini" +) + +const ( + // Static Credentials group + accessKeyIDKey = `aws_access_key_id` // group required + secretAccessKey = `aws_secret_access_key` // group required + sessionTokenKey = `aws_session_token` // optional + + // Assume Role Credentials group + roleArnKey = `role_arn` // group required + sourceProfileKey = `source_profile` // group required + externalIDKey = `external_id` // optional + mfaSerialKey = `mfa_serial` // optional + roleSessionNameKey = `role_session_name` // optional + + // Additional Config fields + regionKey = `region` + + // DefaultSharedConfigProfile is the default profile to be used when + // loading configuration from the config files if another profile name + // is not provided. + DefaultSharedConfigProfile = `default` +) + +type assumeRoleConfig struct { + RoleARN string + SourceProfile string + ExternalID string + MFASerial string + RoleSessionName string +} + +// sharedConfig represents the configuration fields of the SDK config files. +type sharedConfig struct { + // Credentials values from the config file. Both aws_access_key_id + // and aws_secret_access_key must be provided together in the same file + // to be considered valid. The values will be ignored if not a complete group. + // aws_session_token is an optional field that can be provided if both of the + // other two fields are also provided. + // + // aws_access_key_id + // aws_secret_access_key + // aws_session_token + Creds credentials.Value + + AssumeRole assumeRoleConfig + AssumeRoleSource *sharedConfig + + // Region is the region the SDK should use for looking up AWS service endpoints + // and signing requests. + // + // region + Region string +} + +type sharedConfigFile struct { + Filename string + IniData *ini.File +} + +// loadSharedConfig retrieves the configuration from the list of files +// using the profile provided. The order the files are listed will determine +// precedence. Values in subsequent files will overwrite values defined in +// earlier files. +// +// For example, given two files A and B. Both define credentials. If the order +// of the files are A then B, B's credential values will be used instead of A's. +// +// See sharedConfig.setFromFile for information how the config files +// will be loaded. +func loadSharedConfig(profile string, filenames []string) (sharedConfig, error) { + if len(profile) == 0 { + profile = DefaultSharedConfigProfile + } + + files, err := loadSharedConfigIniFiles(filenames) + if err != nil { + return sharedConfig{}, err + } + + cfg := sharedConfig{} + if err = cfg.setFromIniFiles(profile, files); err != nil { + return sharedConfig{}, err + } + + if len(cfg.AssumeRole.SourceProfile) > 0 { + if err := cfg.setAssumeRoleSource(profile, files); err != nil { + return sharedConfig{}, err + } + } + + return cfg, nil +} + +func loadSharedConfigIniFiles(filenames []string) ([]sharedConfigFile, error) { + files := make([]sharedConfigFile, 0, len(filenames)) + + for _, filename := range filenames { + b, err := ioutil.ReadFile(filename) + if err != nil { + // Skip files which can't be opened and read for whatever reason + continue + } + + f, err := ini.Load(b) + if err != nil { + return nil, SharedConfigLoadError{Filename: filename} + } + + files = append(files, sharedConfigFile{ + Filename: filename, IniData: f, + }) + } + + return files, nil +} + +func (cfg *sharedConfig) setAssumeRoleSource(origProfile string, files []sharedConfigFile) error { + var assumeRoleSrc sharedConfig + + // Multiple level assume role chains are not support + if cfg.AssumeRole.SourceProfile == origProfile { + assumeRoleSrc = *cfg + assumeRoleSrc.AssumeRole = assumeRoleConfig{} + } else { + err := assumeRoleSrc.setFromIniFiles(cfg.AssumeRole.SourceProfile, files) + if err != nil { + return err + } + } + + if len(assumeRoleSrc.Creds.AccessKeyID) == 0 { + return SharedConfigAssumeRoleError{RoleARN: cfg.AssumeRole.RoleARN} + } + + cfg.AssumeRoleSource = &assumeRoleSrc + + return nil +} + +func (cfg *sharedConfig) setFromIniFiles(profile string, files []sharedConfigFile) error { + // Trim files from the list that don't exist. + for _, f := range files { + if err := cfg.setFromIniFile(profile, f); err != nil { + if _, ok := err.(SharedConfigProfileNotExistsError); ok { + // Ignore proviles missings + continue + } + return err + } + } + + return nil +} + +// setFromFile loads the configuration from the file using +// the profile provided. A sharedConfig pointer type value is used so that +// multiple config file loadings can be chained. +// +// Only loads complete logically grouped values, and will not set fields in cfg +// for incomplete grouped values in the config. Such as credentials. For example +// if a config file only includes aws_access_key_id but no aws_secret_access_key +// the aws_access_key_id will be ignored. +func (cfg *sharedConfig) setFromIniFile(profile string, file sharedConfigFile) error { + section, err := file.IniData.GetSection(profile) + if err != nil { + // Fallback to to alternate profile name: profile <name> + section, err = file.IniData.GetSection(fmt.Sprintf("profile %s", profile)) + if err != nil { + return SharedConfigProfileNotExistsError{Profile: profile, Err: err} + } + } + + // Shared Credentials + akid := section.Key(accessKeyIDKey).String() + secret := section.Key(secretAccessKey).String() + if len(akid) > 0 && len(secret) > 0 { + cfg.Creds = credentials.Value{ + AccessKeyID: akid, + SecretAccessKey: secret, + SessionToken: section.Key(sessionTokenKey).String(), + ProviderName: fmt.Sprintf("SharedConfigCredentials: %s", file.Filename), + } + } + + // Assume Role + roleArn := section.Key(roleArnKey).String() + srcProfile := section.Key(sourceProfileKey).String() + if len(roleArn) > 0 && len(srcProfile) > 0 { + cfg.AssumeRole = assumeRoleConfig{ + RoleARN: roleArn, + SourceProfile: srcProfile, + ExternalID: section.Key(externalIDKey).String(), + MFASerial: section.Key(mfaSerialKey).String(), + RoleSessionName: section.Key(roleSessionNameKey).String(), + } + } + + // Region + if v := section.Key(regionKey).String(); len(v) > 0 { + cfg.Region = v + } + + return nil +} + +// SharedConfigLoadError is an error for the shared config file failed to load. +type SharedConfigLoadError struct { + Filename string + Err error +} + +// Code is the short id of the error. +func (e SharedConfigLoadError) Code() string { + return "SharedConfigLoadError" +} + +// Message is the description of the error +func (e SharedConfigLoadError) Message() string { + return fmt.Sprintf("failed to load config file, %s", e.Filename) +} + +// OrigErr is the underlying error that caused the failure. +func (e SharedConfigLoadError) OrigErr() error { + return e.Err +} + +// Error satisfies the error interface. +func (e SharedConfigLoadError) Error() string { + return awserr.SprintError(e.Code(), e.Message(), "", e.Err) +} + +// SharedConfigProfileNotExistsError is an error for the shared config when +// the profile was not find in the config file. +type SharedConfigProfileNotExistsError struct { + Profile string + Err error +} + +// Code is the short id of the error. +func (e SharedConfigProfileNotExistsError) Code() string { + return "SharedConfigProfileNotExistsError" +} + +// Message is the description of the error +func (e SharedConfigProfileNotExistsError) Message() string { + return fmt.Sprintf("failed to get profile, %s", e.Profile) +} + +// OrigErr is the underlying error that caused the failure. +func (e SharedConfigProfileNotExistsError) OrigErr() error { + return e.Err +} + +// Error satisfies the error interface. +func (e SharedConfigProfileNotExistsError) Error() string { + return awserr.SprintError(e.Code(), e.Message(), "", e.Err) +} + +// SharedConfigAssumeRoleError is an error for the shared config when the +// profile contains assume role information, but that information is invalid +// or not complete. +type SharedConfigAssumeRoleError struct { + RoleARN string +} + +// Code is the short id of the error. +func (e SharedConfigAssumeRoleError) Code() string { + return "SharedConfigAssumeRoleError" +} + +// Message is the description of the error +func (e SharedConfigAssumeRoleError) Message() string { + return fmt.Sprintf("failed to load assume role for %s, source profile has no shared credentials", + e.RoleARN) +} + +// OrigErr is the underlying error that caused the failure. +func (e SharedConfigAssumeRoleError) OrigErr() error { + return nil +} + +// Error satisfies the error interface. +func (e SharedConfigAssumeRoleError) Error() string { + return awserr.SprintError(e.Code(), e.Message(), "", nil) +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/header_rules.go b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/header_rules.go new file mode 100644 index 00000000..244c86da --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/header_rules.go @@ -0,0 +1,82 @@ +package v4 + +import ( + "net/http" + "strings" +) + +// validator houses a set of rule needed for validation of a +// string value +type rules []rule + +// rule interface allows for more flexible rules and just simply +// checks whether or not a value adheres to that rule +type rule interface { + IsValid(value string) bool +} + +// IsValid will iterate through all rules and see if any rules +// apply to the value and supports nested rules +func (r rules) IsValid(value string) bool { + for _, rule := range r { + if rule.IsValid(value) { + return true + } + } + return false +} + +// mapRule generic rule for maps +type mapRule map[string]struct{} + +// IsValid for the map rule satisfies whether it exists in the map +func (m mapRule) IsValid(value string) bool { + _, ok := m[value] + return ok +} + +// whitelist is a generic rule for whitelisting +type whitelist struct { + rule +} + +// IsValid for whitelist checks if the value is within the whitelist +func (w whitelist) IsValid(value string) bool { + return w.rule.IsValid(value) +} + +// blacklist is a generic rule for blacklisting +type blacklist struct { + rule +} + +// IsValid for whitelist checks if the value is within the whitelist +func (b blacklist) IsValid(value string) bool { + return !b.rule.IsValid(value) +} + +type patterns []string + +// IsValid for patterns checks each pattern and returns if a match has +// been found +func (p patterns) IsValid(value string) bool { + for _, pattern := range p { + if strings.HasPrefix(http.CanonicalHeaderKey(value), pattern) { + return true + } + } + return false +} + +// inclusiveRules rules allow for rules to depend on one another +type inclusiveRules []rule + +// IsValid will return true if all rules are true +func (r inclusiveRules) IsValid(value string) bool { + for _, rule := range r { + if !rule.IsValid(value) { + return false + } + } + return true +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/options.go b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/options.go new file mode 100644 index 00000000..6aa2ed24 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/options.go @@ -0,0 +1,7 @@ +package v4 + +// WithUnsignedPayload will enable and set the UnsignedPayload field to +// true of the signer. +func WithUnsignedPayload(v4 *Signer) { + v4.UnsignedPayload = true +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/uri_path.go b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/uri_path.go new file mode 100644 index 00000000..bd082e9d --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/uri_path.go @@ -0,0 +1,24 @@ +// +build go1.5 + +package v4 + +import ( + "net/url" + "strings" +) + +func getURIPath(u *url.URL) string { + var uri string + + if len(u.Opaque) > 0 { + uri = "/" + strings.Join(strings.Split(u.Opaque, "/")[3:], "/") + } else { + uri = u.EscapedPath() + } + + if len(uri) == 0 { + uri = "/" + } + + return uri +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/v4.go b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/v4.go new file mode 100644 index 00000000..434ac872 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/signer/v4/v4.go @@ -0,0 +1,761 @@ +// Package v4 implements signing for AWS V4 signer +// +// Provides request signing for request that need to be signed with +// AWS V4 Signatures. +// +// Standalone Signer +// +// Generally using the signer outside of the SDK should not require any additional +// logic when using Go v1.5 or higher. The signer does this by taking advantage +// of the URL.EscapedPath method. If your request URI requires additional escaping +// you many need to use the URL.Opaque to define what the raw URI should be sent +// to the service as. +// +// The signer will first check the URL.Opaque field, and use its value if set. +// The signer does require the URL.Opaque field to be set in the form of: +// +// "//<hostname>/<path>" +// +// // e.g. +// "//example.com/some/path" +// +// The leading "//" and hostname are required or the URL.Opaque escaping will +// not work correctly. +// +// If URL.Opaque is not set the signer will fallback to the URL.EscapedPath() +// method and using the returned value. If you're using Go v1.4 you must set +// URL.Opaque if the URI path needs escaping. If URL.Opaque is not set with +// Go v1.5 the signer will fallback to URL.Path. +// +// AWS v4 signature validation requires that the canonical string's URI path +// element must be the URI escaped form of the HTTP request's path. +// http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html +// +// The Go HTTP client will perform escaping automatically on the request. Some +// of these escaping may cause signature validation errors because the HTTP +// request differs from the URI path or query that the signature was generated. +// https://golang.org/pkg/net/url/#URL.EscapedPath +// +// Because of this, it is recommended that when using the signer outside of the +// SDK that explicitly escaping the request prior to being signed is preferable, +// and will help prevent signature validation errors. This can be done by setting +// the URL.Opaque or URL.RawPath. The SDK will use URL.Opaque first and then +// call URL.EscapedPath() if Opaque is not set. +// +// If signing a request intended for HTTP2 server, and you're using Go 1.6.2 +// through 1.7.4 you should use the URL.RawPath as the pre-escaped form of the +// request URL. https://github.com/golang/go/issues/16847 points to a bug in +// Go pre 1.8 that failes to make HTTP2 requests using absolute URL in the HTTP +// message. URL.Opaque generally will force Go to make requests with absolute URL. +// URL.RawPath does not do this, but RawPath must be a valid escaping of Path +// or url.EscapedPath will ignore the RawPath escaping. +// +// Test `TestStandaloneSign` provides a complete example of using the signer +// outside of the SDK and pre-escaping the URI path. +package v4 + +import ( + "bytes" + "crypto/hmac" + "crypto/sha256" + "encoding/hex" + "fmt" + "io" + "io/ioutil" + "net/http" + "net/url" + "sort" + "strconv" + "strings" + "time" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/credentials" + "github.com/aws/aws-sdk-go/aws/request" + "github.com/aws/aws-sdk-go/private/protocol/rest" +) + +const ( + authHeaderPrefix = "AWS4-HMAC-SHA256" + timeFormat = "20060102T150405Z" + shortTimeFormat = "20060102" + + // emptyStringSHA256 is a SHA256 of an empty string + emptyStringSHA256 = `e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855` +) + +var ignoredHeaders = rules{ + blacklist{ + mapRule{ + "Authorization": struct{}{}, + "User-Agent": struct{}{}, + "X-Amzn-Trace-Id": struct{}{}, + }, + }, +} + +// requiredSignedHeaders is a whitelist for build canonical headers. +var requiredSignedHeaders = rules{ + whitelist{ + mapRule{ + "Cache-Control": struct{}{}, + "Content-Disposition": struct{}{}, + "Content-Encoding": struct{}{}, + "Content-Language": struct{}{}, + "Content-Md5": struct{}{}, + "Content-Type": struct{}{}, + "Expires": struct{}{}, + "If-Match": struct{}{}, + "If-Modified-Since": struct{}{}, + "If-None-Match": struct{}{}, + "If-Unmodified-Since": struct{}{}, + "Range": struct{}{}, + "X-Amz-Acl": struct{}{}, + "X-Amz-Copy-Source": struct{}{}, + "X-Amz-Copy-Source-If-Match": struct{}{}, + "X-Amz-Copy-Source-If-Modified-Since": struct{}{}, + "X-Amz-Copy-Source-If-None-Match": struct{}{}, + "X-Amz-Copy-Source-If-Unmodified-Since": struct{}{}, + "X-Amz-Copy-Source-Range": struct{}{}, + "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": struct{}{}, + "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key": struct{}{}, + "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5": struct{}{}, + "X-Amz-Grant-Full-control": struct{}{}, + "X-Amz-Grant-Read": struct{}{}, + "X-Amz-Grant-Read-Acp": struct{}{}, + "X-Amz-Grant-Write": struct{}{}, + "X-Amz-Grant-Write-Acp": struct{}{}, + "X-Amz-Metadata-Directive": struct{}{}, + "X-Amz-Mfa": struct{}{}, + "X-Amz-Request-Payer": struct{}{}, + "X-Amz-Server-Side-Encryption": struct{}{}, + "X-Amz-Server-Side-Encryption-Aws-Kms-Key-Id": struct{}{}, + "X-Amz-Server-Side-Encryption-Customer-Algorithm": struct{}{}, + "X-Amz-Server-Side-Encryption-Customer-Key": struct{}{}, + "X-Amz-Server-Side-Encryption-Customer-Key-Md5": struct{}{}, + "X-Amz-Storage-Class": struct{}{}, + "X-Amz-Website-Redirect-Location": struct{}{}, + }, + }, + patterns{"X-Amz-Meta-"}, +} + +// allowedHoisting is a whitelist for build query headers. The boolean value +// represents whether or not it is a pattern. +var allowedQueryHoisting = inclusiveRules{ + blacklist{requiredSignedHeaders}, + patterns{"X-Amz-"}, +} + +// Signer applies AWS v4 signing to given request. Use this to sign requests +// that need to be signed with AWS V4 Signatures. +type Signer struct { + // The authentication credentials the request will be signed against. + // This value must be set to sign requests. + Credentials *credentials.Credentials + + // Sets the log level the signer should use when reporting information to + // the logger. If the logger is nil nothing will be logged. See + // aws.LogLevelType for more information on available logging levels + // + // By default nothing will be logged. + Debug aws.LogLevelType + + // The logger loging information will be written to. If there the logger + // is nil, nothing will be logged. + Logger aws.Logger + + // Disables the Signer's moving HTTP header key/value pairs from the HTTP + // request header to the request's query string. This is most commonly used + // with pre-signed requests preventing headers from being added to the + // request's query string. + DisableHeaderHoisting bool + + // Disables the automatic escaping of the URI path of the request for the + // siganture's canonical string's path. For services that do not need additional + // escaping then use this to disable the signer escaping the path. + // + // S3 is an example of a service that does not need additional escaping. + // + // http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html + DisableURIPathEscaping bool + + // Disales the automatical setting of the HTTP request's Body field with the + // io.ReadSeeker passed in to the signer. This is useful if you're using a + // custom wrapper around the body for the io.ReadSeeker and want to preserve + // the Body value on the Request.Body. + // + // This does run the risk of signing a request with a body that will not be + // sent in the request. Need to ensure that the underlying data of the Body + // values are the same. + DisableRequestBodyOverwrite bool + + // currentTimeFn returns the time value which represents the current time. + // This value should only be used for testing. If it is nil the default + // time.Now will be used. + currentTimeFn func() time.Time + + // UnsignedPayload will prevent signing of the payload. This will only + // work for services that have support for this. + UnsignedPayload bool +} + +// NewSigner returns a Signer pointer configured with the credentials and optional +// option values provided. If not options are provided the Signer will use its +// default configuration. +func NewSigner(credentials *credentials.Credentials, options ...func(*Signer)) *Signer { + v4 := &Signer{ + Credentials: credentials, + } + + for _, option := range options { + option(v4) + } + + return v4 +} + +type signingCtx struct { + ServiceName string + Region string + Request *http.Request + Body io.ReadSeeker + Query url.Values + Time time.Time + ExpireTime time.Duration + SignedHeaderVals http.Header + + DisableURIPathEscaping bool + + credValues credentials.Value + isPresign bool + formattedTime string + formattedShortTime string + unsignedPayload bool + + bodyDigest string + signedHeaders string + canonicalHeaders string + canonicalString string + credentialString string + stringToSign string + signature string + authorization string +} + +// Sign signs AWS v4 requests with the provided body, service name, region the +// request is made to, and time the request is signed at. The signTime allows +// you to specify that a request is signed for the future, and cannot be +// used until then. +// +// Returns a list of HTTP headers that were included in the signature or an +// error if signing the request failed. Generally for signed requests this value +// is not needed as the full request context will be captured by the http.Request +// value. It is included for reference though. +// +// Sign will set the request's Body to be the `body` parameter passed in. If +// the body is not already an io.ReadCloser, it will be wrapped within one. If +// a `nil` body parameter passed to Sign, the request's Body field will be +// also set to nil. Its important to note that this functionality will not +// change the request's ContentLength of the request. +// +// Sign differs from Presign in that it will sign the request using HTTP +// header values. This type of signing is intended for http.Request values that +// will not be shared, or are shared in a way the header values on the request +// will not be lost. +// +// The requests body is an io.ReadSeeker so the SHA256 of the body can be +// generated. To bypass the signer computing the hash you can set the +// "X-Amz-Content-Sha256" header with a precomputed value. The signer will +// only compute the hash if the request header value is empty. +func (v4 Signer) Sign(r *http.Request, body io.ReadSeeker, service, region string, signTime time.Time) (http.Header, error) { + return v4.signWithBody(r, body, service, region, 0, signTime) +} + +// Presign signs AWS v4 requests with the provided body, service name, region +// the request is made to, and time the request is signed at. The signTime +// allows you to specify that a request is signed for the future, and cannot +// be used until then. +// +// Returns a list of HTTP headers that were included in the signature or an +// error if signing the request failed. For presigned requests these headers +// and their values must be included on the HTTP request when it is made. This +// is helpful to know what header values need to be shared with the party the +// presigned request will be distributed to. +// +// Presign differs from Sign in that it will sign the request using query string +// instead of header values. This allows you to share the Presigned Request's +// URL with third parties, or distribute it throughout your system with minimal +// dependencies. +// +// Presign also takes an exp value which is the duration the +// signed request will be valid after the signing time. This is allows you to +// set when the request will expire. +// +// The requests body is an io.ReadSeeker so the SHA256 of the body can be +// generated. To bypass the signer computing the hash you can set the +// "X-Amz-Content-Sha256" header with a precomputed value. The signer will +// only compute the hash if the request header value is empty. +// +// Presigning a S3 request will not compute the body's SHA256 hash by default. +// This is done due to the general use case for S3 presigned URLs is to share +// PUT/GET capabilities. If you would like to include the body's SHA256 in the +// presigned request's signature you can set the "X-Amz-Content-Sha256" +// HTTP header and that will be included in the request's signature. +func (v4 Signer) Presign(r *http.Request, body io.ReadSeeker, service, region string, exp time.Duration, signTime time.Time) (http.Header, error) { + return v4.signWithBody(r, body, service, region, exp, signTime) +} + +func (v4 Signer) signWithBody(r *http.Request, body io.ReadSeeker, service, region string, exp time.Duration, signTime time.Time) (http.Header, error) { + currentTimeFn := v4.currentTimeFn + if currentTimeFn == nil { + currentTimeFn = time.Now + } + + ctx := &signingCtx{ + Request: r, + Body: body, + Query: r.URL.Query(), + Time: signTime, + ExpireTime: exp, + isPresign: exp != 0, + ServiceName: service, + Region: region, + DisableURIPathEscaping: v4.DisableURIPathEscaping, + unsignedPayload: v4.UnsignedPayload, + } + + for key := range ctx.Query { + sort.Strings(ctx.Query[key]) + } + + if ctx.isRequestSigned() { + ctx.Time = currentTimeFn() + ctx.handlePresignRemoval() + } + + var err error + ctx.credValues, err = v4.Credentials.Get() + if err != nil { + return http.Header{}, err + } + + ctx.assignAmzQueryValues() + ctx.build(v4.DisableHeaderHoisting) + + // If the request is not presigned the body should be attached to it. This + // prevents the confusion of wanting to send a signed request without + // the body the request was signed for attached. + if !(v4.DisableRequestBodyOverwrite || ctx.isPresign) { + var reader io.ReadCloser + if body != nil { + var ok bool + if reader, ok = body.(io.ReadCloser); !ok { + reader = ioutil.NopCloser(body) + } + } + r.Body = reader + } + + if v4.Debug.Matches(aws.LogDebugWithSigning) { + v4.logSigningInfo(ctx) + } + + return ctx.SignedHeaderVals, nil +} + +func (ctx *signingCtx) handlePresignRemoval() { + if !ctx.isPresign { + return + } + + // The credentials have expired for this request. The current signing + // is invalid, and needs to be request because the request will fail. + ctx.removePresign() + + // Update the request's query string to ensure the values stays in + // sync in the case retrieving the new credentials fails. + ctx.Request.URL.RawQuery = ctx.Query.Encode() +} + +func (ctx *signingCtx) assignAmzQueryValues() { + if ctx.isPresign { + ctx.Query.Set("X-Amz-Algorithm", authHeaderPrefix) + if ctx.credValues.SessionToken != "" { + ctx.Query.Set("X-Amz-Security-Token", ctx.credValues.SessionToken) + } else { + ctx.Query.Del("X-Amz-Security-Token") + } + + return + } + + if ctx.credValues.SessionToken != "" { + ctx.Request.Header.Set("X-Amz-Security-Token", ctx.credValues.SessionToken) + } +} + +// SignRequestHandler is a named request handler the SDK will use to sign +// service client request with using the V4 signature. +var SignRequestHandler = request.NamedHandler{ + Name: "v4.SignRequestHandler", Fn: SignSDKRequest, +} + +// SignSDKRequest signs an AWS request with the V4 signature. This +// request handler is bested used only with the SDK's built in service client's +// API operation requests. +// +// This function should not be used on its on its own, but in conjunction with +// an AWS service client's API operation call. To sign a standalone request +// not created by a service client's API operation method use the "Sign" or +// "Presign" functions of the "Signer" type. +// +// If the credentials of the request's config are set to +// credentials.AnonymousCredentials the request will not be signed. +func SignSDKRequest(req *request.Request) { + signSDKRequestWithCurrTime(req, time.Now) +} + +// BuildNamedHandler will build a generic handler for signing. +func BuildNamedHandler(name string, opts ...func(*Signer)) request.NamedHandler { + return request.NamedHandler{ + Name: name, + Fn: func(req *request.Request) { + signSDKRequestWithCurrTime(req, time.Now, opts...) + }, + } +} + +func signSDKRequestWithCurrTime(req *request.Request, curTimeFn func() time.Time, opts ...func(*Signer)) { + // If the request does not need to be signed ignore the signing of the + // request if the AnonymousCredentials object is used. + if req.Config.Credentials == credentials.AnonymousCredentials { + return + } + + region := req.ClientInfo.SigningRegion + if region == "" { + region = aws.StringValue(req.Config.Region) + } + + name := req.ClientInfo.SigningName + if name == "" { + name = req.ClientInfo.ServiceName + } + + v4 := NewSigner(req.Config.Credentials, func(v4 *Signer) { + v4.Debug = req.Config.LogLevel.Value() + v4.Logger = req.Config.Logger + v4.DisableHeaderHoisting = req.NotHoist + v4.currentTimeFn = curTimeFn + if name == "s3" { + // S3 service should not have any escaping applied + v4.DisableURIPathEscaping = true + } + // Prevents setting the HTTPRequest's Body. Since the Body could be + // wrapped in a custom io.Closer that we do not want to be stompped + // on top of by the signer. + v4.DisableRequestBodyOverwrite = true + }) + + for _, opt := range opts { + opt(v4) + } + + signingTime := req.Time + if !req.LastSignedAt.IsZero() { + signingTime = req.LastSignedAt + } + + signedHeaders, err := v4.signWithBody(req.HTTPRequest, req.GetBody(), + name, region, req.ExpireTime, signingTime, + ) + if err != nil { + req.Error = err + req.SignedHeaderVals = nil + return + } + + req.SignedHeaderVals = signedHeaders + req.LastSignedAt = curTimeFn() +} + +const logSignInfoMsg = `DEBUG: Request Signature: +---[ CANONICAL STRING ]----------------------------- +%s +---[ STRING TO SIGN ]-------------------------------- +%s%s +-----------------------------------------------------` +const logSignedURLMsg = ` +---[ SIGNED URL ]------------------------------------ +%s` + +func (v4 *Signer) logSigningInfo(ctx *signingCtx) { + signedURLMsg := "" + if ctx.isPresign { + signedURLMsg = fmt.Sprintf(logSignedURLMsg, ctx.Request.URL.String()) + } + msg := fmt.Sprintf(logSignInfoMsg, ctx.canonicalString, ctx.stringToSign, signedURLMsg) + v4.Logger.Log(msg) +} + +func (ctx *signingCtx) build(disableHeaderHoisting bool) { + ctx.buildTime() // no depends + ctx.buildCredentialString() // no depends + + unsignedHeaders := ctx.Request.Header + if ctx.isPresign { + if !disableHeaderHoisting { + urlValues := url.Values{} + urlValues, unsignedHeaders = buildQuery(allowedQueryHoisting, unsignedHeaders) // no depends + for k := range urlValues { + ctx.Query[k] = urlValues[k] + } + } + } + + ctx.buildBodyDigest() + ctx.buildCanonicalHeaders(ignoredHeaders, unsignedHeaders) + ctx.buildCanonicalString() // depends on canon headers / signed headers + ctx.buildStringToSign() // depends on canon string + ctx.buildSignature() // depends on string to sign + + if ctx.isPresign { + ctx.Request.URL.RawQuery += "&X-Amz-Signature=" + ctx.signature + } else { + parts := []string{ + authHeaderPrefix + " Credential=" + ctx.credValues.AccessKeyID + "/" + ctx.credentialString, + "SignedHeaders=" + ctx.signedHeaders, + "Signature=" + ctx.signature, + } + ctx.Request.Header.Set("Authorization", strings.Join(parts, ", ")) + } +} + +func (ctx *signingCtx) buildTime() { + ctx.formattedTime = ctx.Time.UTC().Format(timeFormat) + ctx.formattedShortTime = ctx.Time.UTC().Format(shortTimeFormat) + + if ctx.isPresign { + duration := int64(ctx.ExpireTime / time.Second) + ctx.Query.Set("X-Amz-Date", ctx.formattedTime) + ctx.Query.Set("X-Amz-Expires", strconv.FormatInt(duration, 10)) + } else { + ctx.Request.Header.Set("X-Amz-Date", ctx.formattedTime) + } +} + +func (ctx *signingCtx) buildCredentialString() { + ctx.credentialString = strings.Join([]string{ + ctx.formattedShortTime, + ctx.Region, + ctx.ServiceName, + "aws4_request", + }, "/") + + if ctx.isPresign { + ctx.Query.Set("X-Amz-Credential", ctx.credValues.AccessKeyID+"/"+ctx.credentialString) + } +} + +func buildQuery(r rule, header http.Header) (url.Values, http.Header) { + query := url.Values{} + unsignedHeaders := http.Header{} + for k, h := range header { + if r.IsValid(k) { + query[k] = h + } else { + unsignedHeaders[k] = h + } + } + + return query, unsignedHeaders +} +func (ctx *signingCtx) buildCanonicalHeaders(r rule, header http.Header) { + var headers []string + headers = append(headers, "host") + for k, v := range header { + canonicalKey := http.CanonicalHeaderKey(k) + if !r.IsValid(canonicalKey) { + continue // ignored header + } + if ctx.SignedHeaderVals == nil { + ctx.SignedHeaderVals = make(http.Header) + } + + lowerCaseKey := strings.ToLower(k) + if _, ok := ctx.SignedHeaderVals[lowerCaseKey]; ok { + // include additional values + ctx.SignedHeaderVals[lowerCaseKey] = append(ctx.SignedHeaderVals[lowerCaseKey], v...) + continue + } + + headers = append(headers, lowerCaseKey) + ctx.SignedHeaderVals[lowerCaseKey] = v + } + sort.Strings(headers) + + ctx.signedHeaders = strings.Join(headers, ";") + + if ctx.isPresign { + ctx.Query.Set("X-Amz-SignedHeaders", ctx.signedHeaders) + } + + headerValues := make([]string, len(headers)) + for i, k := range headers { + if k == "host" { + headerValues[i] = "host:" + ctx.Request.URL.Host + } else { + headerValues[i] = k + ":" + + strings.Join(ctx.SignedHeaderVals[k], ",") + } + } + + ctx.canonicalHeaders = strings.Join(stripExcessSpaces(headerValues), "\n") +} + +func (ctx *signingCtx) buildCanonicalString() { + ctx.Request.URL.RawQuery = strings.Replace(ctx.Query.Encode(), "+", "%20", -1) + + uri := getURIPath(ctx.Request.URL) + + if !ctx.DisableURIPathEscaping { + uri = rest.EscapePath(uri, false) + } + + ctx.canonicalString = strings.Join([]string{ + ctx.Request.Method, + uri, + ctx.Request.URL.RawQuery, + ctx.canonicalHeaders + "\n", + ctx.signedHeaders, + ctx.bodyDigest, + }, "\n") +} + +func (ctx *signingCtx) buildStringToSign() { + ctx.stringToSign = strings.Join([]string{ + authHeaderPrefix, + ctx.formattedTime, + ctx.credentialString, + hex.EncodeToString(makeSha256([]byte(ctx.canonicalString))), + }, "\n") +} + +func (ctx *signingCtx) buildSignature() { + secret := ctx.credValues.SecretAccessKey + date := makeHmac([]byte("AWS4"+secret), []byte(ctx.formattedShortTime)) + region := makeHmac(date, []byte(ctx.Region)) + service := makeHmac(region, []byte(ctx.ServiceName)) + credentials := makeHmac(service, []byte("aws4_request")) + signature := makeHmac(credentials, []byte(ctx.stringToSign)) + ctx.signature = hex.EncodeToString(signature) +} + +func (ctx *signingCtx) buildBodyDigest() { + hash := ctx.Request.Header.Get("X-Amz-Content-Sha256") + if hash == "" { + if ctx.unsignedPayload || (ctx.isPresign && ctx.ServiceName == "s3") { + hash = "UNSIGNED-PAYLOAD" + } else if ctx.Body == nil { + hash = emptyStringSHA256 + } else { + hash = hex.EncodeToString(makeSha256Reader(ctx.Body)) + } + if ctx.unsignedPayload || ctx.ServiceName == "s3" || ctx.ServiceName == "glacier" { + ctx.Request.Header.Set("X-Amz-Content-Sha256", hash) + } + } + ctx.bodyDigest = hash +} + +// isRequestSigned returns if the request is currently signed or presigned +func (ctx *signingCtx) isRequestSigned() bool { + if ctx.isPresign && ctx.Query.Get("X-Amz-Signature") != "" { + return true + } + if ctx.Request.Header.Get("Authorization") != "" { + return true + } + + return false +} + +// unsign removes signing flags for both signed and presigned requests. +func (ctx *signingCtx) removePresign() { + ctx.Query.Del("X-Amz-Algorithm") + ctx.Query.Del("X-Amz-Signature") + ctx.Query.Del("X-Amz-Security-Token") + ctx.Query.Del("X-Amz-Date") + ctx.Query.Del("X-Amz-Expires") + ctx.Query.Del("X-Amz-Credential") + ctx.Query.Del("X-Amz-SignedHeaders") +} + +func makeHmac(key []byte, data []byte) []byte { + hash := hmac.New(sha256.New, key) + hash.Write(data) + return hash.Sum(nil) +} + +func makeSha256(data []byte) []byte { + hash := sha256.New() + hash.Write(data) + return hash.Sum(nil) +} + +func makeSha256Reader(reader io.ReadSeeker) []byte { + hash := sha256.New() + start, _ := reader.Seek(0, 1) + defer reader.Seek(start, 0) + + io.Copy(hash, reader) + return hash.Sum(nil) +} + +const doubleSpaces = " " + +var doubleSpaceBytes = []byte(doubleSpaces) + +func stripExcessSpaces(headerVals []string) []string { + vals := make([]string, len(headerVals)) + for i, str := range headerVals { + // Trim leading and trailing spaces + trimmed := strings.TrimSpace(str) + + idx := strings.Index(trimmed, doubleSpaces) + var buf []byte + for idx > -1 { + // Multiple adjacent spaces found + if buf == nil { + // first time create the buffer + buf = []byte(trimmed) + } + + stripToIdx := -1 + for j := idx + 1; j < len(buf); j++ { + if buf[j] != ' ' { + buf = append(buf[:idx+1], buf[j:]...) + stripToIdx = j + break + } + } + + if stripToIdx >= 0 { + idx = bytes.Index(buf[stripToIdx:], doubleSpaceBytes) + if idx >= 0 { + idx += stripToIdx + } + } else { + idx = -1 + } + } + + if buf != nil { + vals[i] = string(buf) + } else { + vals[i] = trimmed + } + } + return vals +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/types.go b/vendor/github.com/aws/aws-sdk-go/aws/types.go new file mode 100644 index 00000000..0e2d864e --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/types.go @@ -0,0 +1,118 @@ +package aws + +import ( + "io" + "sync" +) + +// ReadSeekCloser wraps a io.Reader returning a ReaderSeekerCloser. Should +// only be used with an io.Reader that is also an io.Seeker. Doing so may +// cause request signature errors, or request body's not sent for GET, HEAD +// and DELETE HTTP methods. +// +// Deprecated: Should only be used with io.ReadSeeker. If using for +// S3 PutObject to stream content use s3manager.Uploader instead. +func ReadSeekCloser(r io.Reader) ReaderSeekerCloser { + return ReaderSeekerCloser{r} +} + +// ReaderSeekerCloser represents a reader that can also delegate io.Seeker and +// io.Closer interfaces to the underlying object if they are available. +type ReaderSeekerCloser struct { + r io.Reader +} + +// Read reads from the reader up to size of p. The number of bytes read, and +// error if it occurred will be returned. +// +// If the reader is not an io.Reader zero bytes read, and nil error will be returned. +// +// Performs the same functionality as io.Reader Read +func (r ReaderSeekerCloser) Read(p []byte) (int, error) { + switch t := r.r.(type) { + case io.Reader: + return t.Read(p) + } + return 0, nil +} + +// Seek sets the offset for the next Read to offset, interpreted according to +// whence: 0 means relative to the origin of the file, 1 means relative to the +// current offset, and 2 means relative to the end. Seek returns the new offset +// and an error, if any. +// +// If the ReaderSeekerCloser is not an io.Seeker nothing will be done. +func (r ReaderSeekerCloser) Seek(offset int64, whence int) (int64, error) { + switch t := r.r.(type) { + case io.Seeker: + return t.Seek(offset, whence) + } + return int64(0), nil +} + +// IsSeeker returns if the underlying reader is also a seeker. +func (r ReaderSeekerCloser) IsSeeker() bool { + _, ok := r.r.(io.Seeker) + return ok +} + +// Close closes the ReaderSeekerCloser. +// +// If the ReaderSeekerCloser is not an io.Closer nothing will be done. +func (r ReaderSeekerCloser) Close() error { + switch t := r.r.(type) { + case io.Closer: + return t.Close() + } + return nil +} + +// A WriteAtBuffer provides a in memory buffer supporting the io.WriterAt interface +// Can be used with the s3manager.Downloader to download content to a buffer +// in memory. Safe to use concurrently. +type WriteAtBuffer struct { + buf []byte + m sync.Mutex + + // GrowthCoeff defines the growth rate of the internal buffer. By + // default, the growth rate is 1, where expanding the internal + // buffer will allocate only enough capacity to fit the new expected + // length. + GrowthCoeff float64 +} + +// NewWriteAtBuffer creates a WriteAtBuffer with an internal buffer +// provided by buf. +func NewWriteAtBuffer(buf []byte) *WriteAtBuffer { + return &WriteAtBuffer{buf: buf} +} + +// WriteAt writes a slice of bytes to a buffer starting at the position provided +// The number of bytes written will be returned, or error. Can overwrite previous +// written slices if the write ats overlap. +func (b *WriteAtBuffer) WriteAt(p []byte, pos int64) (n int, err error) { + pLen := len(p) + expLen := pos + int64(pLen) + b.m.Lock() + defer b.m.Unlock() + if int64(len(b.buf)) < expLen { + if int64(cap(b.buf)) < expLen { + if b.GrowthCoeff < 1 { + b.GrowthCoeff = 1 + } + newBuf := make([]byte, expLen, int64(b.GrowthCoeff*float64(expLen))) + copy(newBuf, b.buf) + b.buf = newBuf + } + b.buf = b.buf[:expLen] + } + copy(b.buf[pos:], p) + return pLen, nil +} + +// Bytes returns a slice of bytes written to the buffer. +func (b *WriteAtBuffer) Bytes() []byte { + b.m.Lock() + defer b.m.Unlock() + return b.buf +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/url.go b/vendor/github.com/aws/aws-sdk-go/aws/url.go new file mode 100644 index 00000000..6192b245 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/url.go @@ -0,0 +1,12 @@ +// +build go1.8 + +package aws + +import "net/url" + +// URLHostname will extract the Hostname without port from the URL value. +// +// Wrapper of net/url#URL.Hostname for backwards Go version compatibility. +func URLHostname(url *url.URL) string { + return url.Hostname() +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/url_1_7.go b/vendor/github.com/aws/aws-sdk-go/aws/url_1_7.go new file mode 100644 index 00000000..0210d272 --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/url_1_7.go @@ -0,0 +1,29 @@ +// +build !go1.8 + +package aws + +import ( + "net/url" + "strings" +) + +// URLHostname will extract the Hostname without port from the URL value. +// +// Copy of Go 1.8's net/url#URL.Hostname functionality. +func URLHostname(url *url.URL) string { + return stripPort(url.Host) + +} + +// stripPort is copy of Go 1.8 url#URL.Hostname functionality. +// https://golang.org/src/net/url/url.go +func stripPort(hostport string) string { + colon := strings.IndexByte(hostport, ':') + if colon == -1 { + return hostport + } + if i := strings.IndexByte(hostport, ']'); i != -1 { + return strings.TrimPrefix(hostport[:i], "[") + } + return hostport[:colon] +} diff --git a/vendor/github.com/aws/aws-sdk-go/aws/version.go b/vendor/github.com/aws/aws-sdk-go/aws/version.go new file mode 100644 index 00000000..eeb6467a --- /dev/null +++ b/vendor/github.com/aws/aws-sdk-go/aws/version.go @@ -0,0 +1,8 @@ +// Package aws provides core functionality for making requests to AWS services. +package aws + +// SDKName is the name of this AWS SDK +const SDKName = "aws-sdk-go" + +// SDKVersion is the version of this SDK +const SDKVersion = "1.8.19" |