wsgiserver.py 文件源码

def wrap(self, sock):
        """Wrap and return the given socket, plus WSGI environ entries."""
        try:
            if self.context is not None:
                s = self.context.wrap_socket(sock,do_handshake_on_connect=True,
                                             server_side=True)
            else:
                s = ssl.wrap_socket(sock, do_handshake_on_connect=True,
                                    server_side=True, certfile=self.certificate,
                                    keyfile=self.private_key,
                                    ssl_version=ssl.PROTOCOL_SSLv23,
                                    ca_certs=self.certificate_chain)
        except ssl.SSLError:
            e = sys.exc_info()[1]
            if e.errno == ssl.SSL_ERROR_EOF:
                # This is almost certainly due to the cherrypy engine
                # 'pinging' the socket to assert it's connectable;
                # the 'ping' isn't SSL.
                return None, {}
            elif e.errno == ssl.SSL_ERROR_SSL:
                if 'http request' in e.args[1].lower():
                    # The client is speaking HTTP to an HTTPS server.
                    raise NoSSLError
                elif 'unknown protocol' in e.args[1].lower():
                    # The client is speaking some non-HTTP protocol.
                    # Drop the conn.
                    return None, {}
            raise
        return s, self.get_environ(s)

    # TODO: fill this out more with mod ssl env