packer-cn/builder/docker/artifact_import.go

58 lines
1.2 KiB
Go

package docker
import (
"fmt"
"strings"
)
// ImportArtifact is an Artifact implementation for when a container is
// exported from docker into a single flat file.
type ImportArtifact struct {
BuilderIdValue string
Driver Driver
IdValue string
// StateData should store data such as GeneratedData
// to be shared with post-processors
StateData map[string]interface{}
}
func (a *ImportArtifact) BuilderId() string {
return a.BuilderIdValue
}
func (*ImportArtifact) Files() []string {
return nil
}
func (a *ImportArtifact) Id() string {
return a.IdValue
}
func (a *ImportArtifact) String() string {
var tags []string
switch t := a.StateData["docker_tags"].(type) {
case []string:
tags = t
case []interface{}:
for _, name := range t {
if n, ok := name.(string); ok {
tags = append(tags, n)
}
}
}
if len(tags) > 0 {
return fmt.Sprintf("Imported Docker image: %s with tags %s",
a.Id(), strings.Join(tags, " "))
}
return fmt.Sprintf("Imported Docker image: %s", a.Id())
}
func (a *ImportArtifact) State(name string) interface{} {
return a.StateData[name]
}
func (a *ImportArtifact) Destroy() error {
return a.Driver.DeleteImage(a.Id())
}