Last active
July 22, 2017 06:56
-
-
Save yingshaoxo/3caa86f5597ceb072f1cbc49088fd98b to your computer and use it in GitHub Desktop.
asyncio unbreakable server, support auto reconnection.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import asyncio | |
import threading | |
import time | |
connected_transport = dict() | |
class ServerClientProtocol(asyncio.Protocol): | |
def connection_made(self, transport): | |
self.transport = transport | |
self.peername = transport.get_extra_info('peername') | |
connected_transport.update({self.peername: transport}) | |
print('Connection from {}'.format(self.peername)) | |
def data_received(self, data): | |
message = data.decode() | |
print('Data received: {!r}'.format(message)) | |
print('Send: {!r}'.format(message)) | |
for i in [i for i in connected_transport.values() if i != self.transport]: | |
i.write(data) | |
def connection_lost(self, exc): | |
print('Lost connection of {}'.format(self.peername)) | |
del connected_transport[self.peername] | |
self.transport.close() | |
def are_you_ok(): | |
while True: | |
for i in [i for i in connected_transport.values()]: | |
i.write(b"*1*") | |
time.sleep(40) | |
loop = asyncio.get_event_loop() | |
# Each client connection will create a new protocol instance | |
coro = loop.create_server(ServerClientProtocol, '0.0.0.0', 8888) | |
server = loop.run_until_complete(coro) | |
# Serve requests until Ctrl+C is pressed | |
print('Serving on {}'.format(server.sockets[0].getsockname())) | |
try: | |
threading.Thread(target=are_you_ok).start() | |
loop.run_forever() | |
except KeyboardInterrupt: | |
pass | |
# Close the server | |
server.close() | |
loop.run_until_complete(server.wait_closed()) | |
loop.close() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment