def test_without_auth(self):
rtes = [{'route_tag': 1337,
'ip': "222.173.190.239", # 0xdeadbeef
'mask': "255.255.255.255", #0xffffffff
'next_hop': "27.173.202.254", # 0x1badcafe
'metric': 123456}]
password = None
auth_type = None
seqno = 56789
pkt = drip.rip_packet(rtes, seqno, password, auth_type)
b = []
for i in range(len(pkt)/4):
b.append(byte2hex(pkt[i*4:i*4+4]))
# header
self.assertEquals(b[0], "02020000")
# RTE entry
self.assertEquals(b[1], "00020539")
self.assertEquals(b[2], "deadbeef")
self.assertEquals(b[3], "ffffffff")
self.assertEquals(b[4], "1badcafe")
self.assertEquals(b[5], "0001e240")
# should not raise error
drip.rip_packet(rtes*25, seqno, password, auth_type)
with self.assertRaises(ValueError):
drip.rip_packet(rtes*26, seqno, password, auth_type)
def test_poison(self):
rtes = [{'route_tag': 1337,
'ip': "222.173.190.239", # 0xdeadbeef
'mask': "255.255.255.255", #0xffffffff
'next_hop': "27.173.202.254", # 0x1badcafe
'metric': drip.RIP_METRIC_POISON}]
password = None
auth_type = None
seqno = 56789
pkt = drip.rip_packet(rtes, seqno, password, auth_type)
b = []
for i in range(len(pkt)/4):
b.append(byte2hex(pkt[i*4:i*4+4]))
# header
self.assertEquals(b[0], "02020000")
# RTE entry
self.assertEquals(b[1], "00020539")
self.assertEquals(b[2], "deadbeef")
self.assertEquals(b[3], "ffffffff")
self.assertEquals(b[4], "1badcafe")
self.assertEquals(b[5], "0000000f")
def test_md5_auth(self):
rtes = [{'route_tag': 1337,
'ip': "222.173.190.239", # 0xdeadbeef
'mask': "255.255.255.255", #0xffffffff
'next_hop': "27.173.202.254", # 0x1badcafe
'metric': 123456}]
password = "******"
auth_type = "md5"
seqno = 56789
pkt = drip.rip_packet(rtes, seqno, password, auth_type)
b = []
for i in range(len(pkt)/4):
b.append(byte2hex(pkt[i*4:i*4+4]))
# header
self.assertEquals(b[0], "02020000")
# MD5 auth header
self.assertEquals(b[1], "ffff0003")
self.assertEquals(b[2], "002c0110")
self.assertEquals(b[3], "0000ddd5")
self.assertEquals(b[4], "00000000")
self.assertEquals(b[5], "00000000")
# RTE entry
self.assertEquals(b[6], "00020539")
self.assertEquals(b[7], "deadbeef")
self.assertEquals(b[8], "ffffffff")
self.assertEquals(b[9], "1badcafe")
self.assertEquals(b[10], "0001e240")
# MD5 hash of packet + password
self.assertEquals(b[11], "ffff0100")
self.assertEquals(b[12], "81b20579")
self.assertEquals(b[13], "cc3ec992")
self.assertEquals(b[14], "4383badd")
self.assertEquals(b[15], "3f111569")
# should not raise error
drip.rip_packet(rtes*23, seqno, password, auth_type)
with self.assertRaises(ValueError):
drip.rip_packet(rtes*24, seqno, password, auth_type)
