package daemon import ( "fmt" "io" "github.com/docker/docker/engine" ) func (daemon *Daemon) ContainerExport(job *engine.Job) error { if len(job.Args) != 1 { return fmt.Errorf("Usage: %s container_id", job.Name) } name := job.Args[0] container, err := daemon.Get(name) if err != nil { return err } data, err := container.Export() if err != nil { return fmt.Errorf("%s: %s", name, err) } defer data.Close() // Stream the entire contents of the container (basically a volatile snapshot) if _, err := io.Copy(job.Stdout, data); err != nil { return fmt.Errorf("%s: %s", name, err) } // FIXME: factor job-specific LogEvent to engine.Job.Run() container.LogEvent("export") return nil }