Log passes log messages along to Go's "log" module.

New creates a new Registry with the given URL and credentials, then Ping()s it before returning it to verify that the registry is available.

NewCustom creates a new Registry with the given URL and optional parameters.

NewInsecure creates a new Registry, as with New, but using an http.Transport that disables SSL certificate verification.

Quiet discards log messages silently.

* WrapTransport takes an existing http.RoundTripper such as http.DefaultTransport, * and builds the transport stack necessary to authenticate to the Docker registry API.

AuthorizationChallenge carries information from a WWW-Authenticate response header.

CannotReplayRequestBody describes the HTTP error, when the server responded with a WWW-Authenticate header, but the body of the request (POST, PUT, PATCH) couldn't be replayed.

Options stores optional parameters for constructing a new Registry See details in the docs of NewCustom().

Registry is the main Docker Registry API client type.

LogfCallback is the prototype of the custom logging function used by Registry.