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//go:generate mapstructure-to-hcl2 -type Config
package dockerimport
import (
"context"
"fmt"
"github.com/hashicorp/hcl/v2/hcldec"
"github.com/hashicorp/packer/builder/docker"
"github.com/hashicorp/packer/packer-plugin-sdk/common"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
"github.com/hashicorp/packer/packer-plugin-sdk/template/config"
"github.com/hashicorp/packer/packer-plugin-sdk/template/interpolate"
"github.com/hashicorp/packer/post-processor/artifice"
)
const BuilderId = "packer.post-processor.docker-import"
type Config struct {
common.PackerConfig `mapstructure:",squash"`
Repository string `mapstructure:"repository"`
Tag string `mapstructure:"tag"`
Changes []string `mapstructure:"changes"`
ctx interpolate.Context
}
type PostProcessor struct {
config Config
}
func (p *PostProcessor) ConfigSpec() hcldec.ObjectSpec { return p.config.FlatMapstructure().HCL2Spec() }
func (p *PostProcessor) Configure(raws ...interface{}) error {
err := config.Decode(&p.config, &config.DecodeOpts{
PluginType: BuilderId,
Interpolate: true,
InterpolateContext: &p.config.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{},
},
}, raws...)
if err != nil {
return err
}
return nil
}
func (p *PostProcessor) PostProcess(ctx context.Context, ui packersdk.Ui, artifact packersdk.Artifact) (packersdk.Artifact, bool, bool, error) {
switch artifact.BuilderId() {
case docker.BuilderId, artifice.BuilderId:
break
default:
err := fmt.Errorf(
"Unknown artifact type: %s\nCan only import from Docker builder "+
"and Artifice post-processor artifacts. If you are getting this "+
"error after having run the docker builder, it may be because you "+
"set commit: true in your Docker builder, so the image is "+
"already imported. ",
artifact.BuilderId())
return nil, false, false, err
}
importRepo := p.config.Repository
if p.config.Tag != "" {
importRepo += ":" + p.config.Tag
}
driver := &docker.DockerDriver{Ctx: &p.config.ctx, Ui: ui}
ui.Message("Importing image: " + artifact.Id())
ui.Message("Repository: " + importRepo)
id, err := driver.Import(artifact.Files()[0], p.config.Changes, importRepo)
if err != nil {
return nil, false, false, err
}
ui.Message("Imported ID: " + id)
// Build the artifact
artifact = &docker.ImportArtifact{
BuilderIdValue: BuilderId,
Driver: driver,
IdValue: importRepo,
}
return artifact, false, false, nil
}
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