41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
# -*- coding: utf-8 -*-
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"""Listener thread creates connection objects for incoming connections"""
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import logging
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import socket
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import threading
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from . import shared
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from .connection import Connection
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class Listener(threading.Thread):
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"""The listener thread"""
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def __init__(self, host, port, family=socket.AF_INET):
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super().__init__(name='Listener')
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self.host = host
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self.port = port
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self.family = family
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self.s = socket.socket(self.family, socket.SOCK_STREAM)
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self.s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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self.s.bind((self.host, self.port))
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self.s.listen(1)
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self.s.settimeout(1)
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def run(self):
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while True:
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if shared.shutting_down:
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logging.debug('Shutting down Listener')
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break
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try:
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conn, addr = self.s.accept()
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logging.info('Incoming connection from: %s:%i', *addr[:2])
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with shared.connections_lock:
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if len(shared.connections) > shared.connection_limit:
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conn.close()
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else:
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c = Connection(*addr[:2], conn, server=True)
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c.start()
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shared.connections.add(c)
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except socket.timeout:
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pass
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