79 lines
2.8 KiB
Python
79 lines
2.8 KiB
Python
from multiprocessing import Process, Queue
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import socket
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import traceback
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class TcpServer:
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def __init__(self,port,ipv6,proxy_port=None, verbose=False):
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self.proxy_port = proxy_port
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self.ipv6 = ipv6
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self.port = port
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self.verbose = verbose
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self._server_data_queue = Queue()
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self._regen_process()
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def _regen_process(self):
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def _startServer(port, server_queue:Queue):
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sock = socket.socket(socket.AF_INET6 if self.ipv6 else socket.AF_INET, socket.SOCK_STREAM)
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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sock.bind(('::1' if self.ipv6 else '127.0.0.1', port))
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sock.listen(8)
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while True:
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connection,address = sock.accept()
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while True:
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try:
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buf = connection.recv(4096)
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if buf == b'':
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break
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try:
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buf = server_queue.get(block=False)
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except Exception:
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pass
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if self.verbose:
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print("SERVER: ", buf)
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connection.sendall(buf)
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except Exception:
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if self.verbose:
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traceback.print_exc()
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connection.close()
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self.server = Process(target=_startServer,args=[self.port, self._server_data_queue])
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def start(self):
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self.server.start()
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def stop(self):
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self.server.terminate()
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self.server.join()
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self._regen_process()
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def connect_client(self):
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self.client_sock = socket.socket(socket.AF_INET6 if self.ipv6 else socket.AF_INET, socket.SOCK_STREAM)
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self.client_sock.settimeout(1)
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self.client_sock.connect(('::1' if self.ipv6 else '127.0.0.1', self.proxy_port if self.proxy_port else self.port))
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def close_client(self):
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if self.client_sock:
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self.client_sock.close()
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def send_packet(self, packet, server_reply=None):
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if self.verbose:
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print("CLIENT: ", packet)
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if server_reply:
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self._server_data_queue.put(server_reply)
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self.client_sock.sendall(packet)
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def recv_packet(self):
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try:
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return self.client_sock.recv(4096)
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except (TimeoutError, ConnectionResetError):
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if self.verbose:
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traceback.print_exc()
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return False
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def sendCheckData(self, data, get_data=False):
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self.connect_client()
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self.send_packet(data)
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received_data = self.recv_packet()
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self.close_client()
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if get_data:
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return received_data
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return received_data == data |