scgi_base.py 文件源码

def _setupSocket(self):
        """Creates and binds the socket for communication with the server."""
        oldUmask = None
        if type(self._bindAddress) is str:
            # Unix socket
            sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
            try:
                os.unlink(self._bindAddress)
            except OSError:
                pass
            if self._umask is not None:
                oldUmask = os.umask(self._umask)
        else:
            # INET socket
            assert type(self._bindAddress) is tuple
            assert len(self._bindAddress) == 2
            sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

        sock.bind(self._bindAddress)
        sock.listen(socket.SOMAXCONN)

        if oldUmask is not None:
            os.umask(oldUmask)

        return sock