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-rw-r--r--test/test_gbp.py95
1 files changed, 94 insertions, 1 deletions
diff --git a/test/test_gbp.py b/test/test_gbp.py
index c835fc1b7a2..0b15eea78cb 100644
--- a/test/test_gbp.py
+++ b/test/test_gbp.py
@@ -4016,7 +4016,7 @@ class TestGBP(VppTestCase):
self.assertEqual(rxip.src, txip.src)
self.assertEqual(rxip.dst, txip.dst)
- # remove SEP: it is now an unknown remote SEP and should go
+ # remote SEP: it is now an unknown remote SEP and should go
# to spine proxy
sep5.remove_vpp_config()
@@ -4041,6 +4041,99 @@ class TestGBP(VppTestCase):
self.assertEqual(rxip.dst, txip.dst)
#
+ # redirect remote EP to remote SEP
+ #
+
+ # remote SEP known again
+ sep5.add_vpp_config()
+
+ # contract to redirect to learnt SEP
+ VppGbpContract(
+ self, 402, epg_221.sclass, epg_222.sclass, acl_index,
+ [VppGbpContractRule(
+ VppEnum.vl_api_gbp_rule_action_t.GBP_API_RULE_REDIRECT,
+ VppEnum.vl_api_gbp_hash_mode_t.GBP_API_HASH_MODE_DST_IP,
+ [VppGbpContractNextHop(sep5.vmac, sep5.epg.bd,
+ sep5.ip4, sep5.epg.rd)]),
+ VppGbpContractRule(
+ VppEnum.vl_api_gbp_rule_action_t.GBP_API_RULE_REDIRECT,
+ VppEnum.vl_api_gbp_hash_mode_t.GBP_API_HASH_MODE_DST_IP,
+ [VppGbpContractNextHop(sep5.vmac, sep5.epg.bd,
+ sep5.ip6, sep5.epg.rd)])],
+ [ETH_P_IP, ETH_P_IPV6]).add_vpp_config()
+
+ # packets from unknown EP 221 to known EP in EPG 222
+ # should be redirected to known remote SEP
+ base = (Ether(src=self.pg7.remote_mac, dst=self.pg7.local_mac) /
+ IP(src=self.pg7.remote_ip4, dst=self.pg7.local_ip4) /
+ UDP(sport=1234, dport=48879) /
+ VXLAN(vni=444, gpid=441, flags=0x88) /
+ Ether(src="00:22:22:22:22:44", dst=str(self.router_mac)))
+ p = [(base /
+ IP(src="10.0.1.100", dst=ep3.ip4.address) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100)),
+ (base /
+ IPv6(src="2001:10::100", dst=ep3.ip6.address) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))]
+
+ # unknown remote EP to local EP redirected to known remote SEP
+ rxs = self.send_and_expect(self.pg7, p, self.pg7)
+
+ for rx, tx in zip(rxs, p):
+ self.assertEqual(rx[Ether].src, self.pg7.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg7.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg7.local_ip4)
+ self.assertEqual(rx[IP].dst, self.pg7.remote_ip4)
+ # this should use the programmed remote leaf TEP
+ self.assertEqual(rx[VXLAN].vni, 555)
+ self.assertEqual(rx[VXLAN].gpid, epg_221.sclass)
+ self.assertTrue(rx[VXLAN].flags.G)
+ self.assertTrue(rx[VXLAN].flags.Instance)
+ # redirect policy has been applied
+ self.assertTrue(rx[VXLAN].gpflags.A)
+ self.assertFalse(rx[VXLAN].gpflags.D)
+ rxip = rx[VXLAN][Ether].payload
+ txip = tx[VXLAN][Ether].payload
+ self.assertEqual(rxip.src, txip.src)
+ self.assertEqual(rxip.dst, txip.dst)
+
+ # endpoint learnt via the parent GBP-vxlan interface
+ self.assertTrue(find_gbp_endpoint(self,
+ vx_tun_l3._sw_if_index,
+ ip="10.0.1.100"))
+ self.assertTrue(find_gbp_endpoint(self,
+ vx_tun_l3._sw_if_index,
+ ip="2001:10::100"))
+
+ # remote SEP: it is now an unknown remote SEP and should go
+ # to spine proxy
+ sep5.remove_vpp_config()
+
+ # remote EP (coming from spine proxy) to local EP redirected to
+ # known remote SEP
+ rxs = self.send_and_expect(self.pg7, p, self.pg7)
+
+ for rx, tx in zip(rxs, p):
+ self.assertEqual(rx[Ether].src, self.pg7.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg7.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg7.local_ip4)
+ self.assertEqual(rx[IP].dst, self.pg7.remote_ip4)
+ # this should use the spine proxy TEP
+ self.assertEqual(rx[VXLAN].vni, epg_320.bd.uu_fwd.vni)
+ self.assertEqual(rx[VXLAN].gpid, epg_221.sclass)
+ self.assertTrue(rx[VXLAN].flags.G)
+ self.assertTrue(rx[VXLAN].flags.Instance)
+ # redirect policy has been applied
+ self.assertTrue(rx[VXLAN].gpflags.A)
+ self.assertFalse(rx[VXLAN].gpflags.D)
+ rxip = rx[VXLAN][Ether].payload
+ txip = tx[VXLAN][Ether].payload
+ self.assertEqual(rxip.src, txip.src)
+ self.assertEqual(rxip.dst, txip.dst)
+
+ #
# cleanup
#
self.pg7.unconfig_ip4()