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62 lines
1.5 KiB
Python
62 lines
1.5 KiB
Python
#!/usr/bin/env python -u
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import asyncore
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import asynchat
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import socket
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from random import randrange
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import os
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class identd_server(asyncore.dispatcher):
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def __init__(self, limit=10):
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asyncore.dispatcher.__init__(self)
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.set_reuse_addr()
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self.helpers = []
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self.limit = limit
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os.chdir('/')
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self.bind(('', 113))
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os.setgid(25000)
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os.setuid(25000)
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self.listen(5)
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def handle_accept(self):
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self.helpers.append(identd_helper(self.accept()))
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if len(self.helpers) > self.limit:
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i = self.helpers.pop(0)
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i.close()
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class identd_helper(asynchat.async_chat):
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def __init__(self, (sock, addr)):
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asynchat.async_chat.__init__(self, sock)
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self.sock = sock
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self.set_terminator('\r\n')
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self.buffer = ''
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def collect_incoming_data(self, data):
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self.buffer = self.buffer + data
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if len(self.buffer) > 512:
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self.close()
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def found_terminator(self):
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self.send('%s : USERID : DOS : user%d\r\n' % (self.buffer, randrange(10000)))
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self.close()
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if __name__ == '__main__':
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import sys
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sys.stdin.close()
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sys.stdout.close()
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sys.stderr.close()
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if os.fork() != 0:
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sys.exit(0)
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os.setsid()
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s = identd_server()
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os.chdir('/')
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os.setgid(25000)
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os.setuid(25000)
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os.umask(0)
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if os.fork() != 0:
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sys.exit(0)
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asyncore.loop()
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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