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moby--moby/graph/import.go
Doug Davis ef7415258b Add import/pull events to the stream
Closes #8160

Signed-off-by: Doug Davis <dug@us.ibm.com>
2014-11-06 12:12:41 -08:00

69 lines
1.6 KiB
Go

package graph
import (
"net/http"
"net/url"
log "github.com/Sirupsen/logrus"
"github.com/docker/docker/engine"
"github.com/docker/docker/pkg/archive"
"github.com/docker/docker/utils"
)
func (s *TagStore) CmdImport(job *engine.Job) engine.Status {
if n := len(job.Args); n != 2 && n != 3 {
return job.Errorf("Usage: %s SRC REPO [TAG]", job.Name)
}
var (
src = job.Args[0]
repo = job.Args[1]
tag string
sf = utils.NewStreamFormatter(job.GetenvBool("json"))
archive archive.ArchiveReader
resp *http.Response
)
if len(job.Args) > 2 {
tag = job.Args[2]
}
if src == "-" {
archive = job.Stdin
} else {
u, err := url.Parse(src)
if err != nil {
return job.Error(err)
}
if u.Scheme == "" {
u.Scheme = "http"
u.Host = src
u.Path = ""
}
job.Stdout.Write(sf.FormatStatus("", "Downloading from %s", u))
resp, err = utils.Download(u.String())
if err != nil {
return job.Error(err)
}
progressReader := utils.ProgressReader(resp.Body, int(resp.ContentLength), job.Stdout, sf, true, "", "Importing")
defer progressReader.Close()
archive = progressReader
}
img, err := s.graph.Create(archive, "", "", "Imported from "+src, "", nil, nil)
if err != nil {
return job.Error(err)
}
// Optionally register the image at REPO/TAG
if repo != "" {
if err := s.Set(repo, tag, img.ID, true); err != nil {
return job.Error(err)
}
}
job.Stdout.Write(sf.FormatStatus("", img.ID))
logID := img.ID
if tag != "" {
logID += ":" + tag
}
if err = job.Eng.Job("log", "import", logID, "").Run(); err != nil {
log.Errorf("Error logging event 'import' for %s: %s", logID, err)
}
return engine.StatusOK
}