packer-cn/post-processor/artifice/post-processor.go

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package artifice
import (
"fmt"
"strings"
2017-04-04 16:39:01 -04:00
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/config"
"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/template/interpolate"
)
// The artifact-override post-processor allows you to specify arbitrary files as
// artifacts. These will override any other artifacts created by the builder.
// This allows you to use a builder and provisioner to create some file, such as
// a compiled binary or tarball, extract it from the builder (VM or container)
// and then save that binary or tarball and throw away the builder.
type Config struct {
common.PackerConfig `mapstructure:",squash"`
Files []string `mapstructure:"files"`
Keep bool `mapstructure:"keep_input_artifact"`
ctx interpolate.Context
}
type PostProcessor struct {
config Config
}
func (p *PostProcessor) Configure(raws ...interface{}) error {
err := config.Decode(&p.config, &config.DecodeOpts{
Interpolate: true,
InterpolateContext: &p.config.ctx,
InterpolateFilter: &interpolate.RenderFilter{
Exclude: []string{},
},
}, raws...)
if err != nil {
return err
}
if len(p.config.Files) == 0 {
return fmt.Errorf("No files specified in artifice configuration")
}
return nil
}
func (p *PostProcessor) PostProcess(ui packer.Ui, artifact packer.Artifact) (packer.Artifact, bool, error) {
if len(artifact.Files()) > 0 {
ui.Say(fmt.Sprintf("Discarding artifact files: %s", strings.Join(artifact.Files(), ", ")))
}
artifact, err := NewArtifact(p.config.Files)
ui.Say(fmt.Sprintf("Using these artifact files: %s", strings.Join(artifact.Files(), ", ")))
return artifact, true, err
}