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package libvirt
import (
"fmt"
"github.com/hashicorp/terraform/helper/resource"
"os"
"path/filepath"
"strings"
"testing"
"gopkg.in/yaml.v2"
)
func TestNewCloudInitDef(t *testing.T) {
ci := newCloudInitDef()
if ci.Metadata.InstanceID == "" {
t.Error("Expected metadata InstanceID not to be empty")
}
}
func TestTerraformKeyOps(t *testing.T) {
ci := newCloudInitDef()
volKey := "volume-key"
terraformID := ci.buildTerraformKey(volKey)
if terraformID == "" {
t.Error("key should not be empty")
}
actualKey, _ := getCloudInitVolumeKeyFromTerraformID(terraformID)
if actualKey != volKey {
t.Error("wrong key returned")
}
}
func TestCreateFiles(t *testing.T) {
ci := newCloudInitDef()
dir, err := ci.createFiles()
if err != nil {
t.Errorf("Unexpected error %v", err)
}
defer os.RemoveAll(dir)
for _, file := range []string{USERDATA, METADATA} {
check, err := exists(filepath.Join(dir, file))
if !check {
t.Errorf("%s not found: %v", file, err)
}
}
}
func TestCreateISONoExteralTool(t *testing.T) {
path := os.Getenv("PATH")
defer os.Setenv("PATH", path)
os.Setenv("PATH", "/")
ci := newCloudInitDef()
iso, err := ci.createISO()
if err == nil {
t.Errorf("Expected error")
}
if iso != "" {
t.Errorf("Expected iso to be empty")
}
}
func TestConvertUserDataToMapPreservesCloudInitNames(t *testing.T) {
ud := CloudInitUserData{
SSHAuthorizedKeys: []string{"key1"},
}
actual, err := convertUserDataToMap(ud)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
_, ok := actual["ssh_authorized_keys"]
if !ok {
t.Error("Could not found ssh_authorized_keys key")
}
}
func TestMergeEmptyUserDataIntoUserDataRaw(t *testing.T) {
ud := CloudInitUserData{}
var userDataRaw = `
new-key: new-value-set-by-extra
ssh_authorized_keys:
- key2-from-extra-data
`
res, err := mergeUserDataIntoUserDataRaw(ud, userDataRaw)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
actual := make(map[string]interface{})
err = yaml.Unmarshal([]byte(res), &actual)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
if _, ok := actual["ssh_authorized_keys"]; !ok {
t.Error("ssh_authorized_keys missing")
}
if _, ok := actual["new-key"]; !ok {
t.Error("new-key missing")
}
}
func TestMergeUserDataIntoEmptyUserDataRaw(t *testing.T) {
ud := CloudInitUserData{
SSHAuthorizedKeys: []string{"key1"},
}
var userDataRaw string
res, err := mergeUserDataIntoUserDataRaw(ud, userDataRaw)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
actual := make(map[string]interface{})
err = yaml.Unmarshal([]byte(res), &actual)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
if _, ok := actual["ssh_authorized_keys"]; !ok {
t.Error("ssh_authorized_keys missing")
}
}
func TestMergeUserDataIntoUserDataRawGivesPrecedenceToRawData(t *testing.T) {
udKey := "user-data-key"
ud := CloudInitUserData{
SSHAuthorizedKeys: []string{udKey},
}
var userDataRaw = `
new-key: new-value-set-by-extra
ssh_authorized_keys:
- key2-from-extra-data
`
res, err := mergeUserDataIntoUserDataRaw(ud, userDataRaw)
if err != nil {
t.Errorf("Unexpectd error %v", err)
}
if strings.Contains(res, udKey) {
t.Error("Should not have found string defined by user data")
}
if !strings.Contains(res, "key2-from-extra-data") {
t.Error("Should have found string defined by raw data")
}
}
func TestCreateCloudIsoViaPlugin(t *testing.T) {
var config = fmt.Sprintf(`
resource "libvirt_cloudinit" "test" {
name = "commoninit.iso"
local_hostname = "tango"
pool = "default"
user_data = "#cloud-config\nssh_authorized_keys: []\n"
}
`)
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckLibvirtIgnitionDestroy,
Steps: []resource.TestStep{
{
Config: config,
Check: resource.ComposeTestCheckFunc(
resource.TestCheckResourceAttr(
"libvirt_cloudinit.test", "name", "commoninit.iso"),
resource.TestCheckResourceAttr(
"libvirt_cloudinit.test", "local_hostname", "tango"),
),
},
},
})
}
func exists(path string) (bool, error) {
_, err := os.Stat(path)
if err == nil {
return true, nil
}
if os.IsNotExist(err) {
return false, nil
}
return true, err
}
|