def start_monitoring(self):
self.monitors = dict()
for net in self.oracle.get_networks().values():
b = BpfBuilder()
b.require_protocol('ip')
b.require_protocol('udp')
m = Monitor(net.name, net.name + '-eth0', b.compile())
self.monitors[net] = m
for m in self.monitors.values():
m.start()
time.sleep(1)
def evaluate_monitoring(self):
res = dict()
for (net, m) in self.monitors.iteritems():
b = BpfBuilder()
b.include_src_subnets(net.recv_from_src)
b.include_dst_subnets(net.recv_to_dst)
accepted = m.evaluate(b.compile())
b = BpfBuilder()
b.exclude_src_subnets(net.recv_from_src)
b.exclude_dst_subnets(net.recv_to_dst)
rejected = m.evaluate(b.compile())
res[net.name] = (accepted, rejected)
return res