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Prevent loopbacks caused by telnetting to the transproxy port directly.

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This commit is contained in:
Avery Pennarun 2010-05-01 20:20:54 -04:00
parent dc643ccdc4
commit 651b945299
1 changed files with 5 additions and 1 deletions
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6
client.py
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@ -135,7 +135,11 @@ def main(remotename, subnets):
def onaccept(): def onaccept():
sock,srcip = listener.accept() sock,srcip = listener.accept()
dstip = original_dst(sock) dstip = original_dst(sock)
print 'Incoming connection from %r to %r.' % (srcip,dstip) log('Incoming connection from %r to %r.\n' % (srcip,dstip))
if dstip == sock.getsockname():
log("-- ignored: that's my address!\n")
sock.close()
return
outsock = socket() outsock = socket()
outsock.setsockopt(SOL_IP, IP_TTL, 42) outsock.setsockopt(SOL_IP, IP_TTL, 42)
outsock.connect(dstip) outsock.connect(dstip)