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package terraform
import (
"fmt"
)
// EvalImportState is an EvalNode implementation that performs an
// ImportState operation on a provider. This will return the imported
// states but won't modify any actual state.
type EvalImportState struct {
Provider *ResourceProvider
Info *InstanceInfo
Id string
Output *[]*InstanceState
}
// TODO: test
func (n *EvalImportState) Eval(ctx EvalContext) (interface{}, error) {
provider := *n.Provider
{
// Call pre-import hook
err := ctx.Hook(func(h Hook) (HookAction, error) {
return h.PreImportState(n.Info, n.Id)
})
if err != nil {
return nil, err
}
}
// Import!
state, err := provider.ImportState(n.Info, n.Id)
if err != nil {
return nil, fmt.Errorf(
"import %s (id: %s): %s", n.Info.HumanId(), n.Id, err)
}
if n.Output != nil {
*n.Output = state
}
{
// Call post-import hook
err := ctx.Hook(func(h Hook) (HookAction, error) {
return h.PostImportState(n.Info, state)
})
if err != nil {
return nil, err
}
}
return nil, nil
}
// EvalImportStateVerify verifies the state after ImportState and
// after the refresh to make sure it is non-nil and valid.
type EvalImportStateVerify struct {
Info *InstanceInfo
Id string
State **InstanceState
}
// TODO: test
func (n *EvalImportStateVerify) Eval(ctx EvalContext) (interface{}, error) {
state := *n.State
if state.Empty() {
return nil, fmt.Errorf(
"import %s (id: %s): Terraform detected a resource with this ID doesn't\n"+
"exist. Please verify the ID is correct. You cannot import non-existent\n"+
"resources using Terraform import.",
n.Info.HumanId(),
n.Id)
}
return nil, nil
}
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