packer-cn/builder/docker/artifact_export.go
Julian Phillips 90a57c411f Expand Artifact API to expose build state
In order that something consuming an artifact can have access to extra
builder specific data add the State method which allows the caller to
ask for arbitary values by name.
2014-09-22 11:15:47 +01:00

37 lines
650 B
Go

package docker
import (
"fmt"
"os"
)
// ExportArtifact is an Artifact implementation for when a container is
// exported from docker into a single flat file.
type ExportArtifact struct {
path string
}
func (*ExportArtifact) BuilderId() string {
return BuilderId
}
func (a *ExportArtifact) Files() []string {
return []string{a.path}
}
func (*ExportArtifact) Id() string {
return "Container"
}
func (a *ExportArtifact) String() string {
return fmt.Sprintf("Exported Docker file: %s", a.path)
}
func (a *ExportArtifact) State(name string) interface{} {
return nil
}
func (a *ExportArtifact) Destroy() error {
return os.Remove(a.path)
}