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Move "image_tag" and "tag" to graph/tag.go

Browse source 
Note: these 2 jobs should be merged into one. This was noted in a FIXME.

Signed-off-by: Solomon Hykes <solomon@docker.com>
This commit is contained in:
Solomon Hykes 2014-08-05 06:49:10 +00:00 committed by Tibor Vass
parent 7a5e3df162
commit d787937957
4 changed files with 45 additions and 39 deletions
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25
graph/service.go
View file

@ -5,13 +5,13 @@ import (
"github.com/docker/docker/engine"
"github.com/docker/docker/image"
"github.com/docker/docker/pkg/parsers"
"github.com/docker/docker/utils"
)
func (s *TagStore) Install(eng *engine.Engine) error {
eng.Register("image_set", s.CmdSet)
eng.Register("image_tag", s.CmdTag)
eng.Register("tag", s.CmdTagLegacy) // FIXME merge with "image_tag"
eng.Register("image_get", s.CmdGet)
eng.Register("image_inspect", s.CmdLookup)
eng.Register("image_tarlayer", s.CmdTarLayer)
@ -71,29 +71,6 @@ func (s *TagStore) CmdSet(job *engine.Job) engine.Status {
return engine.StatusOK
}
// CmdTag assigns a new name and tag to an existing image. If the tag already exists,
// it is changed and the image previously referenced by the tag loses that reference.
// This may cause the old image to be garbage-collected if its reference count reaches zero.
//
// Syntax: image_tag NEWNAME OLDNAME
// Example: image_tag shykes/myapp:latest shykes/myapp:1.42.0
func (s *TagStore) CmdTag(job *engine.Job) engine.Status {
if len(job.Args) != 2 {
return job.Errorf("usage: %s NEWNAME OLDNAME", job.Name)
}
var (
newName = job.Args[0]
oldName = job.Args[1]
)
newRepo, newTag := parsers.ParseRepositoryTag(newName)
// FIXME: Set should either parse both old and new name, or neither.
// the current prototype is inconsistent.
if err := s.Set(newRepo, newTag, oldName, true); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
// CmdGet returns information about an image.
// If the image doesn't exist, an empty object is returned, to allow
// checking for an image's existence.

44
graph/tag.go Normal file
View file

@ -0,0 +1,44 @@
package graph
import (
"github.com/docker/docker/engine"
"github.com/docker/docker/pkg/parsers"
)
// CmdTag assigns a new name and tag to an existing image. If the tag already exists,
// it is changed and the image previously referenced by the tag loses that reference.
// This may cause the old image to be garbage-collected if its reference count reaches zero.
//
// Syntax: image_tag NEWNAME OLDNAME
// Example: image_tag shykes/myapp:latest shykes/myapp:1.42.0
func (s *TagStore) CmdTag(job *engine.Job) engine.Status {
if len(job.Args) != 2 {
return job.Errorf("usage: %s NEWNAME OLDNAME", job.Name)
}
var (
newName = job.Args[0]
oldName = job.Args[1]
)
newRepo, newTag := parsers.ParseRepositoryTag(newName)
// FIXME: Set should either parse both old and new name, or neither.
// the current prototype is inconsistent.
if err := s.Set(newRepo, newTag, oldName, true); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
// FIXME: merge into CmdTag above, and merge "image_tag" and "tag" into a single job.
func (s *TagStore) CmdTagLegacy(job *engine.Job) engine.Status {
if len(job.Args) != 2 && len(job.Args) != 3 {
return job.Errorf("Usage: %s IMAGE REPOSITORY [TAG]\n", job.Name)
}
var tag string
if len(job.Args) == 3 {
tag = job.Args[2]
}
if err := s.Set(job.Args[1], tag, job.Args[0], job.GetenvBool("force")); err != nil {
return job.Error(err)
}
return engine.StatusOK
}

14
server/image.go
View file

@ -105,20 +105,6 @@ func (srv *Server) Build(job *engine.Job) engine.Status {
return engine.StatusOK
}
func (srv *Server) ImageTag(job *engine.Job) engine.Status {
if len(job.Args) != 2 && len(job.Args) != 3 {
return job.Errorf("Usage: %s IMAGE REPOSITORY [TAG]\n", job.Name)
}
var tag string
if len(job.Args) == 3 {
tag = job.Args[2]
}
if err := srv.daemon.Repositories().Set(job.Args[1], tag, job.Args[0], job.GetenvBool("force")); err != nil {
return job.Error(err)
}
return engine.StatusOK
}
func (srv *Server) pullImage(r *registry.Registry, out io.Writer, imgID, endpoint string, token []string, sf *utils.StreamFormatter) error {
history, err := r.GetRemoteHistory(imgID, endpoint, token)
if err != nil {

1
server/init.go
View file

@ -86,7 +86,6 @@ func InitServer(job *engine.Job) engine.Status {
job.Eng.Hack_SetGlobalVar("httpapi.daemon", srv.daemon)
for name, handler := range map[string]engine.Handler{
"tag": srv.ImageTag, // FIXME merge with "image_tag"
"info": srv.DockerInfo,
"log": srv.Log,
"build": srv.Build,