def send_handshake(self):
cfgs = self.dispatcher.https_configs
url = cfgs["url"]
self.__http_auth_id = cfgs["auth_id"]
# 伪装成websocket握手
kv_pairs = [("Connection", "Upgrade"), ("Upgrade", "websocket",), (
"User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:69.0) Gecko/20100101 Firefox/69.0",),
("Accept-Language", "zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2"),
("Sec-WebSocket-Version", 13,), ("Sec-WebSocket-Key", self.rand_string(),),
("Sec-WebSocket-Protocol", "chat")]
if int(self.__server_address[1]) == 443:
host = ("Host", self.__server_address[0],)
origin = ("Origin", "https://%s" % self.__server_address[0])
else:
host = ("Host", "%s:%s" % self.__server_address,)
origin = ("Origin", "https://%s:%s" % self.__server_address,)
kv_pairs.append(host)
kv_pairs.append(origin)
s = httputils.build_http1x_req_header("GET", url, kv_pairs)
self.writer.write(s.encode("iso-8859-1"))
self.add_evt_write(self.fileno)
def send_handshake_request(self):
"""发送握手请求
:param user:
:param passwd:
:return:
"""
uri = "%s?user=%s&passwd=%s" % (self.__path, self.__user, self.__passwd)
kv_pairs = [("Connection", "Upgrade"), ("Upgrade", "websocket",), (
"User-Agent", "LANd_pass",),
("Accept-Language", "zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2"),
("Sec-WebSocket-Version", 13,), ("Sec-WebSocket-Key", self.rand_string(),),
("Sec-WebSocket-Protocol", "Socks2Https")]
if int(self.__address[1]) == 443:
host = ("Host", self.__address[0],)
origin = ("Origin", "https://%s" % self.__address[0])
else:
host = ("Host", "%s:%s" % self.__address,)
origin = ("Origin", "https://%s:%s" % self.__address,)
kv_pairs.append(host)
kv_pairs.append(origin)
s = httputils.build_http1x_req_header("GET", uri, kv_pairs)
self.writer.write(s.encode("iso-8859-1"))
self.add_evt_write(self.fileno)
def wrap_header(self, method, host, path, qs_seq, user_agent, headers):
method = method.upper()
if not qs_seq:
uri = path
else:
uri = "%s?%s" % (path, httputils.build_qs(qs_seq))
headers.append(("Host", host))
headers.append(("User-Agent", user_agent))
sts = httputils.build_http1x_req_header(method, uri, headers)
return sts.encode("iso-8859-1")
def wrap_header(self, method, host, path, qs_seq, user_agent, headers):
method = method.upper()
if not qs_seq:
uri = path
else:
uri = "%s?%s" % (path, httputils.build_qs(qs_seq))
headers.append(("Host", host))
headers.append(("User-Agent", user_agent))
sts = httputils.build_http1x_req_header(method, uri, headers)
return sts.encode("iso-8859-1")
def http_conn_ok(self):
if self.__is_http_tunnel_mode:
self.send_http_response("200 Connection Established")
return
# 重新构建http请求头部
s = httputils.build_http1x_req_header(self.__http_request_info[0],
self.__http_uri,
self.__http_request_kv_pairs)
if not self.__is_sent_to_convert_client:
self.send_message_to_handler(self.fileno, self.__raw_client_fd,
s.encode("iso-8859-1"))
else:
self.dispatcher.send_tcp_data(self.__packet_id,
s.encode("iso-8859-1"))
def __handle_http_no_tunnel_proxy(self, request, mapv, body_data):
rs = _parse_http_uri_no_tunnel_mode(request[1])
if not rs:
self.delete_handler(self.fileno)
return
host, port, uri = rs
seq = []
if self.__debug: print("%s:%s" % (host, port,))
has_close = False
# 去除代理信息
for k, v in mapv:
if k.lower() == "proxy-connection": continue
seq.append((k, v,))
# 重新构建HTTP请求头部
header_data = httputils.build_http1x_req_header(request[0], uri, seq)
req_data = b"".join([header_data.encode("iso-8859-1"), body_data])
is_match, flags = self.__host_match.match(host)
self.__http_transparent = _http_transparent_proxy_resp()
if is_match and flags:
self.__use_tunnel = True
atyp = self.__get_atyp(host)
self.__tunnel_proxy_reqconn(atyp, host, port)
self.__tunnel_proxy_send_tcpdata(req_data)
return
self.__fileno = self.create_handler(
self.fileno, _tcp_client, (host, port,), is_ipv6=self.__is_ipv6
)
self.send_message_to_handler(self.fileno, self.__fileno, req_data)
self.__step = 2