// RegistrySync walks the service tree and syncs all images from docker to local registry
func (a *api) RegistrySync() (err error) {
client, err := a.connectDocker()
if err != nil {
return err
}
services, err := a.GetServices()
if err != nil {
return err
} else if services == nil || len(services) == 0 {
return fmt.Errorf("no services found")
}
glog.V(2).Infof("RegistrySync from local docker repo %+v", client)
synced := map[string]bool{}
for _, svc := range services {
if len(svc.ImageID) == 0 {
continue
}
if _, ok := synced[svc.ImageID]; ok {
continue
}
fmt.Fprintf(os.Stderr, "Syncing image to local docker registry: %s ...", svc.ImageID)
if err := docker.PushImage(svc.ImageID); err != nil {
return err
}
synced[svc.ImageID] = true
}
fmt.Printf("images synced to local docker registry")
return nil
}
func (dfs *DistributedFilesystem) registerImages(basename string) error {
images, err := docker.Images()
if err != nil {
return err
}
for _, image := range images {
imageID := image.ID
if imageID.BaseName() == basename {
imageID.Host, imageID.Port = dfs.dockerHost, dfs.dockerPort
if t, err := image.Tag(imageID.String()); err != nil {
glog.Errorf("Could not add tag %s to %s: %s", imageID, image.ID, err)
return err
} else if err := docker.PushImage(t.ID.String()); err != nil {
glog.Errorf("Could not push image %s: %s", t.ID, err)
return err
}
}
}
return nil
}