package client import ( "encoding/json" "net/http" "net/url" "github.com/docker/engine-api/types" "golang.org/x/net/context" ) // RegistryLogin authenticates the docker server with a given docker registry. // It returns UnauthorizerError when the authentication fails. func (cli *Client) RegistryLogin(ctx context.Context, auth types.AuthConfig) (types.AuthResponse, error) { resp, err := cli.post(ctx, "/auth", url.Values{}, auth, nil) if resp != nil && resp.statusCode == http.StatusUnauthorized { return types.AuthResponse{}, unauthorizedError{err} } if err != nil { return types.AuthResponse{}, err } var response types.AuthResponse err = json.NewDecoder(resp.body).Decode(&response) ensureReaderClosed(resp) return response, err }