//PushImage pushes the remotely tagged image to docker. Returns a reader of the stream, or an error
func (imageCreator LocalImageCreator) PushImage(dockerInfo *DockerInfo) (chan (string), error) {
localTag := dockerInfo.GetTagName()
remoteRepo := imageCreator.remoteRepo
remoteTag := dockerInfo.GetRemoteTagPath(remoteRepo)
revision := dockerInfo.Revision
imageTagOptions := types.ImageTagOptions{
Force: true,
ImageID: localTag,
RepositoryName: remoteTag,
Tag: revision,
}
LogInfo.Printf("Tagging local image id of %s with remote tag of %s and tag %s", localTag, remoteTag, revision)
err := imageCreator.client.ImageTag(context.Background(), imageTagOptions)
if err != nil {
return nil, err
}
imagePushOptions := types.ImagePushOptions{
ImageID: remoteTag,
Tag: revision,
}
//this call on every invocation is deliberate. Our keys should rotate and we want to continue to function when
//that happens
authConfig := generateAuthConfiguration(imageCreator.remoteRepo)
imagePushOptions.RegistryAuth = authConfig
//not sure why we need this when authconfig is already provided, but required at the API level
privledgedFunction := func() (string, error) {
return authConfig, nil
}
reader, err := imageCreator.client.ImagePush(context.Background(), imagePushOptions, privledgedFunction)
if err != nil {
return nil, err
}
streamParser := NewPushStreamParser(reader)
//start consuming/emitting
go streamParser.Parse()
return streamParser.Channel(), nil
}
