GAEFinder.py 文件源码

def getipinfo(self, ip, conntimeout=g_conntimeout, handshaketimeout=g_handshaketimeout, timeout=g_timeout, retry=None):
        if ipnotuse(ip):
            return None, 0, False
        start_time = time()
        costtime = 0
        domain = None
        sock = None
        ssl_sock = None
        try:
            sock = socket.socket(socket.AF_INET if ':' not in ip else socket.AF_INET6)
            sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
            sock.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, http_gws.offlinger_val)
            sock.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, True)
            ssl_sock = http_gws.get_ssl_socket(sock, g_servername)
            ssl_sock.settimeout(conntimeout)
            ssl_sock.connect((ip, 443))
            ssl_sock.settimeout(handshaketimeout)
            ssl_sock.do_handshake()
            ssl_sock.settimeout(timeout)
            handshaked_time = time() - start_time
            if handshaked_time > handshaketimeout:
                raise socket.error('handshake cost %dms timed out' % int(handshaked_time*1000))
            cert = http_gws.google_verify(ssl_sock)
            domain = cert.get_subject().CN
            if not domain:
                raise ssl.SSLError('%s ???? commonName?%s ' % (ip, cert))
        except NetWorkIOError as e:
            sock.close()
            ssl_sock = None
            if not retry and e.args == (-1, 'Unexpected EOF'):
                return self.getipinfo(ip, conntimeout, handshaketimeout, timeout, True)
            WARNING('%r', e)
        code = self.getstatuscode(ssl_sock, sock, ip) if ssl_sock else ''
        costtime = int((time()-start_time)*1000)
        return domain, costtime, code == b'302'