def _create_ssl_connection(self, ip_port):
if not connect_control.allow_connect():
time.sleep(10)
return False
ip = ip_port[0]
port = ip_port[1]
connect_control.start_connect_register(high_prior=True)
time_begin = time.time()
try:
ssl_sock = check_ip.connect_ssl(ip, port=port, timeout=self.connect_timeout, on_close=ip_manager.ssl_closed)
xlog.debug("create_ssl update ip:%s time:%d h2:%d sni:%s top:%s",
ip, ssl_sock.handshake_time, ssl_sock.h2, ssl_sock.sni, ssl_sock.top_domain)
ssl_sock.last_use_time = ssl_sock.create_time
ssl_sock.received_size = 0
ssl_sock.load = 0
ssl_sock.host = self.sub + "." + ssl_sock.top_domain
connect_control.report_connect_success()
return ssl_sock
except Exception as e:
time_cost = time.time() - time_begin
if time_cost < self.connect_timeout - 1:
xlog.debug("connect %s fail:%s cost:%d ", ip, e, time_cost * 1000)
else:
xlog.debug("%s fail:%r", ip, e)
ip_manager.report_connect_fail(ip)
connect_control.report_connect_fail()
return False
finally:
connect_control.end_connect_register(high_prior=True)
def verify_SSL_certificate_issuer(ssl_sock):
cert = ssl_sock.get_peer_certificate()
if not cert:
#ip_manager.report_bad_ip(ssl_sock.ip)
#connect_control.fall_into_honeypot()
raise socket.error(' certficate is none')
issuer_commonname = next((v for k, v in cert.get_issuer().get_components() if k == 'CN'), '')
if not issuer_commonname.startswith('COMODO'):
ip_manager.report_connect_fail(ip, force_remove=True)
raise socket.error(' certficate is issued by %r, not COMODO' % ( issuer_commonname))
def _create_ssl_connection(self, ip_port):
if not connect_control.allow_connect():
time.sleep(10)
return False
sock = None
ssl_sock = None
ip = ip_port[0]
connect_control.start_connect_register(high_prior=True)
handshake_time = 0
time_begin = time.time()
try:
if config.PROXY_ENABLE:
sock = socks.socksocket(socket.AF_INET if ':' not in
ip else socket.AF_INET6)
else:
sock = socket.socket(socket.AF_INET if ':' not in
ip else socket.AF_INET6)
# set reuseaddr option to avoid 10048 socket error
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# set struct linger{l_onoff=1,l_linger=0} to avoid 10048 socket error
sock.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER,
struct.pack('ii', 1, 0))
# resize socket recv buffer 8K->32K to improve browser releated application performance
sock.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, 64 * 1024)
# disable negal algorithm to send http request quickly.
sock.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, True)
# set a short timeout to trigger timeout retry more quickly.
sock.settimeout(self.connect_timeout)
ssl_sock = SSLConnection(self.openssl_context, sock, ip,
ip_manager.ssl_closed)
ssl_sock.set_connect_state()
host = random.choice(ns)
ssl_sock.set_tlsext_host_name(host)
ssl_sock.connect(ip_port)
time_connected = time.time()
ssl_sock.do_handshake()
time_handshaked = time.time()
def verify_SSL_certificate_issuer(ssl_sock):
cert = ssl_sock.get_peer_certificate()
if not cert:
#ip_manager.report_bad_ip(ssl_sock.ip)
#connect_control.fall_into_honeypot()
raise socket.error(' certficate is none')
issuer_commonname = next(
(v for k, v in cert.get_issuer().get_components()
if k == 'CN'), '')
if not issuer_commonname.startswith('COMODO'):
ip_manager.report_connect_fail(ip, force_remove=True)
raise socket.error(
' certficate is issued by %r, not COMODO' %
(issuer_commonname))
verify_SSL_certificate_issuer(ssl_sock)
handshake_time = int((time_handshaked - time_connected) * 1000)
try:
h2 = ssl_sock.get_alpn_proto_negotiated()
if h2 == "h2":
ssl_sock.h2 = True
# xlog.debug("ip:%s http/2", ip)
else:
ssl_sock.h2 = False
#xlog.deubg("alpn h2:%s", h2)
except:
if hasattr(ssl_sock._connection,
"protos") and ssl_sock._connection.protos == "h2":
ssl_sock.h2 = True
# xlog.debug("ip:%s http/2", ip)
else:
ssl_sock.h2 = False
# xlog.debug("ip:%s http/1.1", ip)
# ip_manager.update_ip(ip, handshake_time)
# handshake time is not the response time,
# cloudflare don't have global back-bond network like google.
# the reasonable response RTT time should be the HTTP test RTT.
xlog.debug("create_ssl update ip:%s time:%d h2:%d", ip,
handshake_time, ssl_sock.h2)
ssl_sock.fd = sock.fileno()
ssl_sock.create_time = time_begin
ssl_sock.last_use_time = time.time()
ssl_sock.received_size = 0
ssl_sock.load = 0
ssl_sock.handshake_time = handshake_time
ssl_sock.host = self.host
connect_control.report_connect_success()
return ssl_sock
except Exception as e:
time_cost = time.time() - time_begin
if time_cost < self.connect_timeout - 1:
xlog.debug("connect %s fail:%s cost:%d h:%d", ip, e,
time_cost * 1000, handshake_time)
else:
xlog.debug("%s fail:%r", ip, e)
ip_manager.report_connect_fail(ip)
connect_control.report_connect_fail()
if ssl_sock:
ssl_sock.close()
if sock:
sock.close()
return False
finally:
connect_control.end_connect_register(high_prior=True)