70 lines
2.0 KiB
Go
70 lines
2.0 KiB
Go
//go:generate mapstructure-to-hcl2 -type ImageDestination
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package uhost
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import (
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"fmt"
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"regexp"
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"github.com/hashicorp/packer/template/interpolate"
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)
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type ImageDestination struct {
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ProjectId string `mapstructure:"project_id"`
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Region string `mapstructure:"region"`
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Name string `mapstructure:"name"`
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Description string `mapstructure:"description"`
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}
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type ImageConfig struct {
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ImageName string `mapstructure:"image_name"`
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ImageDescription string `mapstructure:"image_description"`
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ImageDestinations []ImageDestination `mapstructure:"image_copy_to_mappings"`
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}
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var imageNamePattern = regexp.MustCompile(`^[A-Za-z0-9\p{Han}-_\[\]:,.]{1,63}$`)
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func (c *ImageConfig) Prepare(ctx *interpolate.Context) []error {
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var errs []error
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imageName := c.ImageName
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if imageName == "" {
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errs = append(errs, fmt.Errorf("%q must be set", "image_name"))
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} else if !imageNamePattern.MatchString(imageName) {
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errs = append(errs, fmt.Errorf("expected %q to be 1-63 characters and only support chinese, english, numbers, '-_,.:[]', got %q", "image_name", imageName))
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}
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if len(c.ImageDestinations) > 0 {
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for _, imageDestination := range c.ImageDestinations {
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if imageDestination.Name == "" {
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imageDestination.Name = imageName
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}
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errs = append(errs, imageDestination.validate()...)
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}
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}
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if len(errs) > 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 (imageDestination *ImageDestination) validate() []error {
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var errs []error
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if imageDestination.Region == "" {
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errs = append(errs, fmt.Errorf("%q must be set", "image_copy_region"))
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}
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if imageDestination.ProjectId == "" {
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errs = append(errs, fmt.Errorf("%q must be set", "image_copy_project"))
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}
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if imageDestination.Name != "" && !imageNamePattern.MatchString(imageDestination.Name) {
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errs = append(errs, fmt.Errorf("expected %q to be 1-63 characters and only support chinese, english, numbers, '-_,.:[]', got %q", "image_copy_name", imageDestination.Name))
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}
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return errs
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}
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