mirror of https://github.com/secdev/scapy.git
56 lines
1.3 KiB
Plaintext
56 lines
1.3 KiB
Plaintext
% Regression tests for Linux only
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# More informations at http://www.secdev.org/projects/UTscapy/
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############
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############
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+ Linux only test
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= TCP client automaton
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~ automaton netaccess linux needs_root
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* This test retries on failure because it often fails
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import os
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import time
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import signal
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def handler(signum, stack_frame):
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raise Exception("Timer expired !")
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tmp = signal.signal(signal.SIGALRM, handler)
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SECDEV_IP4 = "203.178.141.194"
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IPTABLE_RULE = "iptables -%c INPUT -s %s -p tcp --sport 80 -j DROP"
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# Drop packets from SECDEV_IP4
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assert(os.system(IPTABLE_RULE % ('A', SECDEV_IP4)) == 0)
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success = False
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for i in xrange(10):
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tmp = signal.alarm(5)
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try:
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r, w = os.pipe()
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t = TCP_client(SECDEV_IP4, 80, external_fd={ "tcp": (r,w) })
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tmp = os.write(w, "HEAD / HTTP/1.0\r\n\r\n")
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t.runbg()
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time.sleep(0.5)
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response = os.read(r, 4096)
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tmp = signal.alarm(0) # cancel the alarm
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t.stop()
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os.close(r)
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os.close(w)
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if response.startswith("HTTP/1.1 200 OK"):
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success = True
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break
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else:
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time.sleep(0.5)
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except Exception as e:
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print e
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# Remove the iptables rule
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assert(os.system(IPTABLE_RULE % ('D', SECDEV_IP4)) == 0)
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assert(success)
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