unix_events.py 文件源码

def create_unix_connection(self, protocol_factory, path, *,
                               ssl=None, sock=None,
                               server_hostname=None):
        assert server_hostname is None or isinstance(server_hostname, str)
        if ssl:
            if server_hostname is None:
                raise ValueError(
                    'you have to pass server_hostname when using ssl')
        else:
            if server_hostname is not None:
                raise ValueError('server_hostname is only meaningful with ssl')

        if path is not None:
            if sock is not None:
                raise ValueError(
                    'path and sock can not be specified at the same time')

            sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM, 0)
            try:
                sock.setblocking(False)
                yield from self.sock_connect(sock, path)
            except:
                sock.close()
                raise

        else:
            if sock is None:
                raise ValueError('no path and sock were specified')
            sock.setblocking(False)

        transport, protocol = yield from self._create_connection_transport(
            sock, protocol_factory, ssl, server_hostname)
        return transport, protocol