diff options
Diffstat (limited to 'test/test_ip6.py')
| -rw-r--r-- | test/test_ip6.py | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/test_ip6.py b/test/test_ip6.py index ca153dba0e6..01a6d94288c 100644 --- a/test/test_ip6.py +++ b/test/test_ip6.py @@ -193,6 +193,22 @@ class TestIPv6ND(VppTestCase): self.assertEqual(ip.src, sip) self.assertEqual(ip.dst, dip) + def get_ip6_nd_rx_requests(self, itf): + """Get IP6 ND RX request stats for and interface""" + return self.statistics["/net/ip6-nd/rx/requests"][:, itf.sw_if_index].sum() + + def get_ip6_nd_tx_requests(self, itf): + """Get IP6 ND TX request stats for and interface""" + return self.statistics["/net/ip6-nd/tx/requests"][:, itf.sw_if_index].sum() + + def get_ip6_nd_rx_replies(self, itf): + """Get IP6 ND RX replies stats for and interface""" + return self.statistics["/net/ip6-nd/rx/replies"][:, itf.sw_if_index].sum() + + def get_ip6_nd_tx_replies(self, itf): + """Get IP6 ND TX replies stats for and interface""" + return self.statistics["/net/ip6-nd/tx/replies"][:, itf.sw_if_index].sum() + @tag_run_solo class TestIPv6(TestIPv6ND): @@ -430,6 +446,9 @@ class TestIPv6(TestIPv6ND): - Send NS for a target address the router does not onn. """ + n_rx_req_pg0 = self.get_ip6_nd_rx_requests(self.pg0) + n_tx_rep_pg0 = self.get_ip6_nd_tx_replies(self.pg0) + # # An NS from a non link source address # @@ -447,6 +466,7 @@ class TestIPv6(TestIPv6ND): self.send_and_assert_no_replies( self.pg0, pkts, "No response to NS source by address not on sub-net" ) + self.assert_equal(self.get_ip6_nd_rx_requests(self.pg0), n_rx_req_pg0 + 1) # # An NS for sent to a solicited mcast group the router is @@ -485,6 +505,7 @@ class TestIPv6(TestIPv6ND): self.send_and_assert_no_replies( self.pg0, pkts, "No response to NS for unknown target" ) + self.assert_equal(self.get_ip6_nd_rx_requests(self.pg0), n_rx_req_pg0 + 2) # # A neighbor entry that has no associated FIB-entry @@ -525,6 +546,8 @@ class TestIPv6(TestIPv6ND): dst_ip=self.pg0._remote_hosts[2].ip6_ll, tgt_ip=self.pg0.local_ip6, ) + self.assert_equal(self.get_ip6_nd_rx_requests(self.pg0), n_rx_req_pg0 + 3) + self.assert_equal(self.get_ip6_nd_tx_replies(self.pg0), n_tx_rep_pg0 + 1) # # we should have learned an ND entry for the peer's link-local @@ -574,6 +597,37 @@ class TestIPv6(TestIPv6ND): ) self.assertFalse(find_route(self, self.pg0._remote_hosts[3].ip6_ll, 128)) + def test_nd_incomplete(self): + """IP6-ND Incomplete""" + self.pg1.generate_remote_hosts(3) + + p0 = ( + Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) + / IPv6(src=self.pg0.remote_ip6, dst=self.pg1.remote_hosts[1].ip6) + / UDP(sport=1234, dport=1234) + / Raw() + ) + + # + # a packet to an unresolved destination generates an ND request + # + n_tx_req_pg1 = self.get_ip6_nd_tx_requests(self.pg1) + self.send_and_expect_ns(self.pg0, self.pg1, p0, self.pg1.remote_hosts[1].ip6) + self.assert_equal(self.get_ip6_nd_tx_requests(self.pg1), n_tx_req_pg1 + 1) + + # + # a reply to the request + # + self.assert_equal(self.get_ip6_nd_rx_replies(self.pg1), 0) + na = ( + Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) + / IPv6(dst=self.pg1.local_ip6, src=self.pg1.remote_hosts[1].ip6) + / ICMPv6ND_NA(tgt=self.pg1.remote_hosts[1].ip6) + / ICMPv6NDOptSrcLLAddr(lladdr=self.pg1.remote_hosts[1].mac) + ) + self.send_and_assert_no_replies(self.pg1, [na]) + self.assert_equal(self.get_ip6_nd_rx_replies(self.pg1), 1) + def test_ns_duplicates(self): """ND Duplicates""" |