def test_nary_intersection(self):
field1 = nc.Header({'srcmac': 1})
field2 = nc.Header({'dstmac': 2})
field3 = nc.Header({'ethtype': 3})
inter = nc.nary_intersection([field1, field2, field3])
self.assertTrue(inter.match(
nc.Packet({'srcmac':1, 'dstmac':2, 'ethtype':3}), (1,1)))
self.assertFalse(inter.match(
nc.Packet({'srcmac':-1, 'dstmac':2, 'ethtype':3}), (1,1)))
self.assertFalse(inter.match(
nc.Packet({'srcmac':1, 'dstmac':-2, 'ethtype':3}), (1,1)))
self.assertFalse(inter.match(
nc.Packet({'srcmac':2, 'dstmac':2, 'ethtype':-3}), (1,1)))
def get_slices():
p_topo = nxtopo.NXTopo()
p_topo.add_switch(1)
p_topo.add_switch(2)
p_topo.add_switch(3)
p_topo.add_switch(4)
p_topo.add_switch(5)
p_topo.add_host(7)
p_topo.add_host(8)
p_topo.add_host(9)
p_topo.add_link(1, 3)
p_topo.add_link(1, 4)
p_topo.add_link(1, 5)
p_topo.add_link(2, 3)
p_topo.add_link(2, 4)
p_topo.add_link(2, 5)
p_topo.add_link(3, 7)
p_topo.add_link(4, 8)
p_topo.add_link(5, 9)
p_topo.finalize()
slic_list = [# All traffic to one port
getSlice(13, 11, 14, 17, 18, -10,
nc.Header({'dstport': 25565}), p_topo),
# All IPv6 traffic
getSlice(23, 21, 25, 27, 29, -20,
nc.Header({'ethtype': 0x86DD}), p_topo),
# IPv4 web traffic, tightly specified
getSlice(34, 32, 35, 38, 39, -30,
# IPv4
nc.nary_intersection([nc.Header({'ethtype': 0x0800}),
# TCP
nc.Header({'protocol': 0x06}),
# Port 80
nc.Header({'dstport': 80})]),
p_topo)]
return (p_topo, slic_list)