+ #
+ # MPLS decapsulation config
+ #
+ mpls_table = VppMplsTable(self, 0)
+ mpls_table.add_vpp_config()
+ mpls_route = VppMplsRoute(
+ self,
+ 77,
+ 1,
+ [
+ VppRoutePath(
+ "0.0.0.0",
+ 0xFFFFFFFF,
+ nh_table_id=2,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP4,
+ )
+ ],
+ )
+ mpls_route.add_vpp_config()
+
+ #
+ # UDP over ipv4 decap
+ #
+ p_4 = (
+ Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ / IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4)
+ / UDP(sport=1111, dport=220)
+ / IP(src="2.2.2.2", dst="1.1.1.1")
+ / UDP(sport=1234, dport=4321)
+ / Raw(b"\xa5" * 100)
+ )
+
+ rx = self.send_and_expect(self.pg0, p_4 * NUM_PKTS, self.pg0)
+ p_4 = IP(p_4["UDP"].payload)
+ for p in rx:
+ p = IP(p["Ether"].payload)
+ self.validate_inner4(p, p_4, ttl=63)
+
+ #
+ # UDP over ipv6 decap
+ #
+ p_6 = (
+ Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac)
+ / IPv6(src=self.pg1.remote_ip6, dst=self.pg1.local_ip6)
+ / UDP(sport=2222, dport=221)
+ / IPv6(src="2001::100", dst="2001::1")
+ / UDP(sport=1234, dport=4321)
+ / Raw(b"\xa5" * 100)
+ )
+
+ rx = self.send_and_expect(self.pg1, p_6 * NUM_PKTS, self.pg1)
+ p_6 = IPv6(p_6["UDP"].payload)
+ p = IPv6(rx[0]["Ether"].payload)
+ for p in rx:
+ p = IPv6(p["Ether"].payload)
+ self.validate_inner6(p, p_6, hlim=63)
+
+ #
+ # UDP over mpls decap
+ #
+ p_mo4 = (
+ Ether(src=self.pg2.remote_mac, dst=self.pg2.local_mac)
+ / IP(src=self.pg2.remote_ip4, dst=self.pg2.local_ip4)
+ / UDP(sport=3333, dport=222)
+ / MPLS(label=77, ttl=1)
+ / IP(src="4.4.4.4", dst="3.3.3.3")
+ / UDP(sport=1234, dport=4321)
+ / Raw(b"\xa5" * 100)
+ )
+
+ self.pg2.enable_mpls()
+ rx = self.send_and_expect(self.pg2, p_mo4 * NUM_PKTS, self.pg2)
+ self.pg2.disable_mpls()
+ p_mo4 = IP(MPLS(p_mo4["UDP"].payload).payload)
+ for p in rx:
+ p = IP(p["Ether"].payload)
+ self.validate_inner4(p, p_mo4, ttl=63)
+
+
+@tag_fixme_vpp_workers