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move copy to a job

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Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
This commit is contained in:
Victor Vieux 2014-01-09 16:37:56 -08:00
parent f213e2dd6c
commit e2fa3f56df
2 changed files with 26 additions and 9 deletions
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6
api.go
View file

@ -1035,7 +1035,6 @@ func postContainersCopy(srv *Server, version float64, w http.ResponseWriter, r *
if vars == nil {
return fmt.Errorf("Missing parameter")
}
name := vars["name"]
copyData := &APICopy{}
contentType := r.Header.Get("Content-Type")
@ -1054,9 +1053,10 @@ func postContainersCopy(srv *Server, version float64, w http.ResponseWriter, r *
copyData.Resource = copyData.Resource[1:]
}
if err := srv.ContainerCopy(name, copyData.Resource, w); err != nil {
job := srv.Eng.Job("container_copy", vars["name"], copyData.Resource)
job.Stdout.Add(w)
if err := job.Run(); err != nil {
utils.Errorf("%s", err.Error())
return err
}
return nil
}

29
server.go
View file

@ -139,6 +139,10 @@ func jobInitApi(job *engine.Job) engine.Status {
job.Error(err)
return engine.StatusErr
}
if err := job.Eng.Register("container_copy", srv.ContainerCopy); err != nil {
job.Error(err)
return engine.StatusErr
}
return engine.StatusOK
}
@ -2058,20 +2062,33 @@ func (srv *Server) ImageInspect(name string) (*Image, error) {
return nil, fmt.Errorf("No such image: %s", name)
}
func (srv *Server) ContainerCopy(name string, resource string, out io.Writer) error {
func (srv *Server) ContainerCopy(job *engine.Job) engine.Status {
if len(job.Args) != 2 {
job.Errorf("Usage: %s CONTAINER RESOURCE\n", job.Name)
return engine.StatusErr
}
var (
name = job.Args[0]
resource = job.Args[1]
)
if container := srv.runtime.Get(name); container != nil {
data, err := container.Copy(resource)
if err != nil {
return err
job.Error(err)
return engine.StatusErr
}
if _, err := io.Copy(out, data); err != nil {
return err
if _, err := io.Copy(job.Stdout, data); err != nil {
job.Error(err)
return engine.StatusErr
}
return nil
return engine.StatusOK
}
return fmt.Errorf("No such container: %s", name)
job.Errorf("No such container: %s", name)
return engine.StatusErr
}