GRPCAuthFunc creates grpc_auth.AuthFunc.

NewChecker returns a basic auth checker configured to use credentials when checking for valid authentication.

Checker stores a set of valid credentials to be used when authenticating HTTP requests using basic auth.

Credential is a valid username/password pair used to authenticate HTTP requests using basic auth.

GRPCCredentials implements PerRPCCredentials.

Credentials is a set of credentials with the added functionality of decoding.