diff options
Diffstat (limited to 'src/plugins/map/test/test_map.py')
| -rw-r--r-- | src/plugins/map/test/test_map.py | 74 |
1 files changed, 72 insertions, 2 deletions
diff --git a/src/plugins/map/test/test_map.py b/src/plugins/map/test/test_map.py index a7e5f165576..c1fe05e1150 100644 --- a/src/plugins/map/test/test_map.py +++ b/src/plugins/map/test/test_map.py @@ -140,7 +140,7 @@ class TestMAP(VppTestCase): IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) / UDP(sport=20000, dport=10000) / Raw(b'\xa5' * 100)) - rx = self.send_and_expect(self.pg0, v4*1, self.pg0) + rx = self.send_and_expect(self.pg0, v4 * 4, self.pg0) v4_reply = v4[1] v4_reply.ttl -= 1 for p in rx: @@ -154,7 +154,7 @@ class TestMAP(VppTestCase): UDP(sport=20000, dport=10000) / Raw(b'\xa5' * 100)) - self.send_and_assert_encapped_one(v4, "3000::1", map_translated_addr) + self.send_and_assert_encapped(v4 * 4, "3000::1", map_translated_addr) # # Verify reordered fragments are able to pass as well @@ -294,6 +294,76 @@ class TestMAP(VppTestCase): pre_res_route.remove_vpp_config() self.vapi.ppcli("map params pre-resolve del ip6-nh 4001::1") + def test_map_e_inner_frag(self): + """ MAP-E Inner fragmentation """ + + # + # Add a route to the MAP-BR + # + map_br_pfx = "2001::" + map_br_pfx_len = 32 + map_route = VppIpRoute(self, + map_br_pfx, + map_br_pfx_len, + [VppRoutePath(self.pg1.remote_ip6, + self.pg1.sw_if_index)]) + map_route.add_vpp_config() + + # + # Add a domain that maps from pg0 to pg1 + # + map_dst = '2001::/32' + map_src = '3000::1/128' + client_pfx = '192.168.0.0/16' + map_translated_addr = '2001:0:101:7000:0:c0a8:101:7' + tag = 'MAP-E tag.' + self.vapi.map_add_domain(ip4_prefix=client_pfx, + ip6_prefix=map_dst, + ip6_src=map_src, + ea_bits_len=20, + psid_offset=4, + psid_length=4, + mtu=1000, + tag=tag) + + # Enable MAP on interface. + self.vapi.map_if_enable_disable(is_enable=1, + sw_if_index=self.pg0.sw_if_index, + is_translation=0) + + # Enable inner fragmentation + self.vapi.map_param_set_fragmentation(inner=1) + + v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / + IP(src=self.pg0.remote_ip4, dst='192.168.1.1') / + UDP(sport=20000, dport=10000) / + Raw(b'\xa5' * 1300)) + + self.pg_send(self.pg0, v4*1) + rx = self.pg1.get_capture(2) + + frags = fragment_rfc791(v4[1], 1000) + frags[0].id = 0 + frags[1].id = 0 + frags[0].ttl -= 1 + frags[1].ttl -= 1 + frags[0].chksum = 0 + frags[1].chksum = 0 + + v6_reply1 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) / + frags[0]) + v6_reply2 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) / + frags[1]) + rx[0][1].fl = 0 + rx[1][1].fl = 0 + rx[0][1][IP].id = 0 + rx[1][1][IP].id = 0 + rx[0][1][IP].chksum = 0 + rx[1][1][IP].chksum = 0 + + self.validate(rx[0][1], v6_reply1) + self.validate(rx[1][1], v6_reply2) + def validate(self, rx, expected): self.assertEqual(rx, expected.__class__(scapy.compat.raw(expected))) |