docker/docker_client.go
func newDockerClientFromRef(sys *types.SystemContext, ref dockerReference, write bool, actions string) (*dockerClient, error) {
	registry := reference.Domain(ref.ref)
	username, password, err := config.GetAuthentication(sys, registry)
	if err != nil {
		return nil, errors.Wrapf(err, "error getting username and password")
	}
	sigBase, err := configuredSignatureStorageBase(sys, ref, write)
	if err != nil {
		return nil, err
	}

	client, err := newDockerClient(sys, registry, ref.ref.Name())
	if err != nil {
		return nil, err
	}
	client.username = username
	client.password = password
	client.signatureBase = sigBase
	client.scope.actions = actions
	client.scope.remoteName = reference.Path(ref.ref)
	return client, nil
}
func newDockerClientFromRef(sys *types.SystemContext, ref dockerReference, write bool, actions string) (*dockerClient, error) {
	registry := reference.Domain(ref.ref)
	username, password, err := config.GetAuthentication(sys, registry)
	if err != nil {
		return nil, errors.Wrapf(err, "error getting username and password")
	}
	sigBase, err := configuredSignatureStorageBase(sys, ref, write)
	if err != nil {
		return nil, err
	}

	client, err := newDockerClient(sys, registry, ref.ref.Name())
	if err != nil {
		return nil, err
	}
	client.username = username
	client.password = password
	client.signatureBase = sigBase
	client.scope.actions = actions
	client.scope.remoteName = reference.Path(ref.ref)
	return client, nil
}
func newDockerClientFromRef ( sys * types . SystemContext , ref dockerReference , write bool , actions string ) ( * dockerClient , error ) { registry := reference . Domain ( ref . ref ) username , password , err := config . GetAuthentication ( sys , registry ) if err != nil { return nil , errors . Wrapf ( err , " " ) } sigBase , err := configuredSignatureStorageBase ( sys , ref , write ) if err != nil { return nil , err } client , err := newDockerClient ( sys , registry , ref . ref . Name ( ) ) if err != nil { return nil , err } client . username = username client . password = password client . signatureBase = sigBase client . scope . actions = actions client . scope . remoteName = reference . Path ( ref . ref ) return client , nil }
// newDockerClientFromRef returns a new dockerClient instance for refHostname (a host a specified in the Docker image reference, not canonicalized to dockerRegistry)
// “write” specifies whether the client will be used for "write" access (in particular passed to lookaside.go:toplevelFromSection)
newDockerClientFromRef returns a new dockerClient instance for refHostname ( a host a specified in the Docker image reference not canonicalized to dockerRegistry ) “write” specifies whether the client will be used for write access ( in particular passed to lookaside . go : toplevelFromSection )