transport.py 文件源码

def auth_gssapi_keyex(self, username):
        """
        Authenticate to the server with GSS-API/SSPI if GSS-API kex is in use.

        :param str username: The username to authenticate as.
        :returns:
            a `list` of auth types permissible for the next stage of
            authentication (normally empty)
        :raises: `.BadAuthenticationType` --
            if GSS-API Key Exchange was not performed (and no event was passed
            in)
        :raises: `.AuthenticationException` --
            if the authentication failed (and no event was passed in)
        :raises: `.SSHException` -- if there was a network error
        """
        if (not self.active) or (not self.initial_kex_done):
            # we should never try to authenticate unless we're on a secure link
            raise SSHException('No existing session')
        my_event = threading.Event()
        self.auth_handler = AuthHandler(self)
        self.auth_handler.auth_gssapi_keyex(username, my_event)
        return self.auth_handler.wait_for_response(my_event)