81 lines
No EOL
1.9 KiB
Python
81 lines
No EOL
1.9 KiB
Python
from ESock import ESock
|
|
import DataTypes
|
|
import Logging
|
|
|
|
import sys
|
|
import traceback
|
|
import socket
|
|
import _thread
|
|
|
|
def capture_trace():
|
|
exc_type, exc_value, exc_traceback = sys.exc_info()
|
|
traceback.print_exception(exc_type, exc_value, exc_traceback)
|
|
|
|
class Server:
|
|
def __init__(self, host_port_pair, debug=False):
|
|
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
self.sock.bind(host_port_pair)
|
|
self.sock.listen(2)
|
|
self.socks = []
|
|
self.debug = debug
|
|
|
|
|
|
def run(self, handler, handler_args={}):
|
|
self.handler = handler
|
|
while 1:
|
|
sock, info = self.sock.accept()
|
|
self.socks.append(sock)
|
|
_thread.start_new_thread(self.controller, (sock, info, handler_args))
|
|
|
|
|
|
def stop(self):
|
|
for sock in self.socks:
|
|
try:
|
|
sock.close()
|
|
except (socket.error, OSError):
|
|
pass
|
|
self.sock.close()
|
|
|
|
def controller(self, sock, info, handler_args):
|
|
sock = ESock(sock) if not self.debug else ESock(sock, debug=True)
|
|
handler = self.handler(sock, info, **handler_args)
|
|
while 1:
|
|
try:
|
|
data, route = sock.recv()
|
|
handler.handle(data, route)
|
|
except (BrokenPipeError, ConnectionResetError, OSError) as e:
|
|
if type(e) is OSError:
|
|
if str(e) not in ("Connection closed", "Bad file descriptor"):
|
|
raise
|
|
handler.finish()
|
|
if sock in self.socks:
|
|
del self.socks[self.socks.index(sock)]
|
|
sock.close()
|
|
_thread.exit()
|
|
except Exception:
|
|
Logging.error("An unhandled exception forced the controller for '%s:%d' to terminate." % (sock.address, sock.port))
|
|
capture_trace()
|
|
try:
|
|
handler.finish()
|
|
except Exception:
|
|
capture_trace()
|
|
if sock in self.socks:
|
|
del self.socks[self.socks.index(sock)]
|
|
sock.close()
|
|
_thread.exit()
|
|
|
|
|
|
class Handler:
|
|
def __init__(self, sock, info, **kwargs):
|
|
self.sock = sock
|
|
self.info = info
|
|
self.setup(**kwargs)
|
|
|
|
def setup(self, **kwargs):
|
|
pass
|
|
|
|
def handle(self, data):
|
|
pass
|
|
|
|
def finish(self):
|
|
pass |