thfcgi.py 文件源码

def _make_socket(self):
        """Create socket and verify FCGI environment."""
        try:
            if self.__port:
                if isinstance(self.__port, str):
                    try:
                        os.unlink(self.__port)
                    except:
                        pass
                    s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
                    s.bind(self.__port)
                    # os.chmod(self.__port, 0660)
                else:
                    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
                    s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
                    # bind to the localhost
                    s.bind(('127.0.0.1', self.__port))
                s.listen(1)
            else:
                if hasattr(socket, 'fromfd'):
                    s = socket.fromfd(self.fd.fileno(), socket.AF_INET, socket.SOCK_STREAM)
                    s.getpeername()
                else: # we do not run on posix, fire up an FCGI external process
                    raise ValueError("FastCGI port is not setup correctly")
        except socket.error, (err, errmsg):
            if err != errno.ENOTCONN:
                raise RuntimeError("No FastCGI environment: %s - %s" % (repr(err), errmsg))

        self.sock = s