def main():
"""Run AFL repeatedly with externally supplied generated packet from STDIN."""
application = faucet.Faucet(dpset=dpset.DPSet())
application.start()
# make sure dps are running
if application.valves_manager is not None:
for valve in list(application.valves_manager.valves.values()):
state = valve.dp.dyn_finalized
valve.dp.dyn_finalized = False
valve.dp.running = True
valve.dp.dyn_finalized = state
while afl.loop(ROUNDS): # pylint: disable=c-extension-no-member
# receive input from afl
rcv = sys.stdin.read()
data = None
try:
data = bytearray.fromhex(rcv) # pytype: disable=missing-parameter,wrong-arg-types
except (ValueError, TypeError):
continue
# create fake packet
_dp = fake_packet.Datapath(1)
msg = fake_packet.Message(datapath=_dp,
cookie=15243729,
port=1,
data=data,
in_port=1)
pkt = fake_packet.RyuEvent(msg)
# send fake packet to faucet
application.packet_in_handler(pkt)
def main():
"""Shows the crash in the FAUCET log produced by given input."""
with open(sys.argv[1]) as pkt:
packet_data = str(pkt.read())
# start faucet
application = faucet.Faucet(
dpset=dpset.DPSet(),
faucet_experimental_api=faucet_experimental_api.FaucetExperimentalAPI())
application.start()
# make sure dps are running
if application.valves_manager is not None:
for valve in list(application.valves_manager.valves.values()):
state = valve.dp.dyn_finalized
valve.dp.dyn_finalized = False
valve.dp.running = True
valve.dp.dyn_finalized = state
# create data from read file
byte_data = None
try:
byte_data = bytearray.fromhex(packet_data) # pytype: disable=missing-parameter,wrong-arg-types
except (ValueError, TypeError):
pass
if byte_data is not None:
# create fake packet
_dp = fake_packet.Datapath(1)
msg = fake_packet.Message(datapath=_dp, cookie=15243729, port=1, data=byte_data, in_port=1)
pkt = fake_packet.RyuEvent(msg)
# send packet to faucet and display error produced
application.packet_in_handler(pkt)
