Add libnetwork call on daemon rename

Signed-off-by: Santhosh Manohar <santhosh@docker.com>

daemon/rename.go

@@ -1,18 +1,28 @@
 package daemon
 
 import (
+	"github.com/Sirupsen/logrus"
 	derr "github.com/docker/docker/errors"
+	"github.com/docker/libnetwork"
+	"strings"
 )
 
 // ContainerRename changes the name of a container, using the oldName
 // to find the container. An error is returned if newName is already
 // reserved.
 func (daemon *Daemon) ContainerRename(oldName, newName string) error {
+	var (
+		err       error
+		sid       string
+		sb        libnetwork.Sandbox
+		container *Container
+	)
+
 	if oldName == "" || newName == "" {
 		return derr.ErrorCodeEmptyRename
 	}
 
-	container, err := daemon.Get(oldName)
+	container, err = daemon.Get(oldName)
 	if err != nil {
 		return err
 	}
@@ -27,19 +37,44 @@ func (daemon *Daemon) ContainerRename(oldName, newName string) error {
 
 	container.Name = newName
 
-	undo := func() {
-		container.Name = oldName
-		daemon.reserveName(container.ID, oldName)
-		daemon.containerGraphDB.Delete(newName)
-	}
+	defer func() {
+		if err != nil {
+			container.Name = oldName
+			daemon.reserveName(container.ID, oldName)
+			daemon.containerGraphDB.Delete(newName)
+		}
+	}()
 
-	if err := daemon.containerGraphDB.Delete(oldName); err != nil {
-		undo()
+	if err = daemon.containerGraphDB.Delete(oldName); err != nil {
 		return derr.ErrorCodeRenameDelete.WithArgs(oldName, err)
 	}
 
-	if err := container.toDisk(); err != nil {
-		undo()
+	if err = container.toDisk(); err != nil {
+		return err
+	}
+
+	if !container.Running {
+		container.logEvent("rename")
+		return nil
+	}
+
+	defer func() {
+		if err != nil {
+			container.Name = oldName
+			if e := container.toDisk(); e != nil {
+				logrus.Errorf("%s: Failed in writing to Disk on rename failure: %v", container.ID, e)
+			}
+		}
+	}()
+
+	sid = container.NetworkSettings.SandboxID
+	sb, err = daemon.netController.SandboxByID(sid)
+	if err != nil {
+		return err
+	}
+
+	err = sb.Rename(strings.TrimPrefix(container.Name, "/"))
+	if err != nil {
 		return err
 	}