88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
package ecs
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import (
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"context"
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"fmt"
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"github.com/aliyun/alibaba-cloud-sdk-go/services/ecs"
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"github.com/hashicorp/packer/packer"
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"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
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)
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type stepPreValidate struct {
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AlicloudDestImageName string
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ForceDelete bool
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}
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func (s *stepPreValidate) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
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if err := s.validateRegions(state); err != nil {
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return halt(state, err, "")
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}
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if err := s.validateDestImageName(state); err != nil {
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return halt(state, err, "")
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}
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return multistep.ActionContinue
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}
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func (s *stepPreValidate) validateRegions(state multistep.StateBag) error {
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ui := state.Get("ui").(packer.Ui)
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config := state.Get("config").(*Config)
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if config.AlicloudSkipValidation {
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ui.Say("Skip region validation flag found, skipping prevalidating source region and copied regions.")
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return nil
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}
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ui.Say("Prevalidating source region and copied regions...")
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var errs *packer.MultiError
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if err := config.ValidateRegion(config.AlicloudRegion); err != nil {
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errs = packer.MultiErrorAppend(errs, err)
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}
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for _, region := range config.AlicloudImageDestinationRegions {
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if err := config.ValidateRegion(region); err != nil {
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errs = packer.MultiErrorAppend(errs, err)
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}
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}
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if errs != nil && len(errs.Errors) > 0 {
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return errs
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}
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return nil
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}
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func (s *stepPreValidate) validateDestImageName(state multistep.StateBag) error {
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ui := state.Get("ui").(packer.Ui)
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client := state.Get("client").(*ClientWrapper)
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config := state.Get("config").(*Config)
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if s.ForceDelete {
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ui.Say("Force delete flag found, skipping prevalidating image name.")
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return nil
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}
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ui.Say("Prevalidating image name...")
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describeImagesRequest := ecs.CreateDescribeImagesRequest()
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describeImagesRequest.RegionId = config.AlicloudRegion
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describeImagesRequest.ImageName = s.AlicloudDestImageName
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describeImagesRequest.Status = ImageStatusQueried
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imagesResponse, err := client.DescribeImages(describeImagesRequest)
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if err != nil {
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return fmt.Errorf("Error querying alicloud image: %s", err)
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}
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images := imagesResponse.Images.Image
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if len(images) > 0 {
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return fmt.Errorf("Error: Image Name: '%s' is used by an existing alicloud image: %s", images[0].ImageName, images[0].ImageId)
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}
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return nil
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}
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func (s *stepPreValidate) Cleanup(multistep.StateBag) {}
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