def setUp(self):
self.eth_stack = EthStack(MAC)
self.ip_stack = MockIpStack()
self.arp_stack = MockArpStack()
self.eth_stack.set_ip_stack(self.ip_stack)
self.eth_stack.set_arp_stack(self.arp_stack)
return
class EthTest(unittest.TestCase):
def setUp(self):
self.eth_stack = EthStack(MAC)
self.ip_stack = MockIpStack()
self.arp_stack = MockArpStack()
self.eth_stack.set_ip_stack(self.ip_stack)
self.eth_stack.set_arp_stack(self.arp_stack)
return
def tearDown(self):
return
def testHandleSouthInco1(self):
'''
test arp broadcast pkg
'''
raw = bytearray(
[0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x08, 0x06, 0x00, 0x01, 0x08, 0x00,
0x06, 0x04, 0x00, 0x01, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0xc0, 0xa8,
0x01, 0x01, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xc0, 0xa8, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00])
eth = dpkt.ethernet.Ethernet(raw)
self.eth_stack.handle_south_inco(eth)
self.assertEqual(self.arp_stack.arp_pkg, eth.data)
self.assertEqual(self.ip_stack.ip_pkg, None)
return
def testHandleSouthInco2(self):
'''
test gw specific arp package
'''
raw = bytearray(
[0x50, 0x00, 0x00, 0x00, 0x00, 0x01,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x08, 0x06, 0x00, 0x01, 0x08, 0x00,
0x06, 0x04, 0x00, 0x01, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0xc0, 0xa8,
0x01, 0x01, 0x50, 0x00, 0x00, 0x00,
0x00, 0x01, 0xc0, 0xa8, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00])
eth = dpkt.ethernet.Ethernet(raw)
self.eth_stack.handle_south_inco(eth)
self.assertEqual(self.arp_stack.arp_pkg, eth.data)
self.assertEqual(self.ip_stack.ip_pkg, None)
return
def testHandleSouthInco3(self):
'''
test eth frame not target to gw
'''
raw = bytearray(
[0xff, 0xff, 0xff, 0xff, 0xff, 0xf1,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
0x08, 0x06, 0x00, 0x01, 0x08, 0x00,
0x06, 0x04, 0x00, 0x01, 0x02, 0x02,
0x02, 0x02, 0x02, 0x02, 0xc0, 0xa8,
0x01, 0x01, 0xff, 0xff, 0xff, 0xff,
0xff, 0xf1, 0xc0, 0xa8, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00])
eth = dpkt.ethernet.Ethernet(raw)
self.eth_stack.handle_south_inco(eth)
self.assertEqual(self.arp_stack.arp_pkg, None)
self.assertEqual(self.ip_stack.ip_pkg, None)
return