diff options
Diffstat (limited to 'src/plugins/vrrp/test/test_vrrp.py')
| -rw-r--r-- | src/plugins/vrrp/test/test_vrrp.py | 74 |
1 files changed, 38 insertions, 36 deletions
diff --git a/src/plugins/vrrp/test/test_vrrp.py b/src/plugins/vrrp/test/test_vrrp.py index 3a85d2e6b66..cc70613dfb5 100644 --- a/src/plugins/vrrp/test/test_vrrp.py +++ b/src/plugins/vrrp/test/test_vrrp.py @@ -159,26 +159,6 @@ class VppVRRPVirtualRouter(VppObject): self._test.vapi.vrrp_vr_set_peers(**args) self._unicast_peers = addrs - def vrrp_adv_packet(self, prio=None, src_ip=None): - dst_ip = self._adv_dest_ip - if prio is None: - prio = self._prio - eth = Ether(dst=self._adv_dest_mac, src=self._virtual_mac) - vrrp = VRRPv3(vrid=self._vr_id, priority=prio, - ipcount=len(self._vips), adv=self._intvl) - if self._is_ipv6: - src_ip = (self._intf.local_ip6_ll if src_ip is None else src_ip) - ip = IPv6(src=src_ip, dst=dst_ip, nh=IPPROTO_VRRP, hlim=255) - vrrp.addrlist = self._vips - else: - src_ip = (self._intf.local_ip4 if src_ip is None else src_ip) - ip = IP(src=src_ip, dst=dst_ip, proto=IPPROTO_VRRP, ttl=255, id=0) - vrrp.addrlist = self._vips - - # Fill in default values & checksums - pkt = Ether(raw(eth / ip / vrrp)) - return pkt - def start_time(self): return self._start_time @@ -215,8 +195,30 @@ class VppVRRPVirtualRouter(VppObject): return (vr_details.runtime.master_down_int * 0.01) +class VrrpCommonMixin: + def vrrp_adv_packet(self, prio=None, src_ip=None): + dst_ip = self._adv_dest_ip + if prio is None: + prio = self._prio + eth = Ether(dst=self._adv_dest_mac, src=self._virtual_mac) + vrrp = VRRPv3(vrid=self._vr_id, priority=prio, + ipcount=len(self._vips), adv=self._intvl) + if self._is_ipv6: + src_ip = (self._intf.local_ip6_ll if src_ip is None else src_ip) + ip = IPv6(src=src_ip, dst=dst_ip, nh=IPPROTO_VRRP, hlim=255) + vrrp.addrlist = self._vips + else: + src_ip = (self._intf.local_ip4 if src_ip is None else src_ip) + ip = IP(src=src_ip, dst=dst_ip, proto=IPPROTO_VRRP, ttl=255, id=0) + vrrp.addrlist = self._vips + + # Fill in default values & checksums + pkt = Ether(raw(eth / ip / vrrp)) + return pkt + + @unittest.skipUnless(running_extended_tests, "part of extended tests") -class TestVRRP4(VppTestCase): +class TestVRRP4(VrrpCommonMixin, VppTestCase): """ IPv4 VRRP Test Case """ @classmethod @@ -289,7 +291,7 @@ class TestVRRP4(VppTestCase): ip = rx_pkt[IP] vrrp = rx_pkt[VRRPv3] - pkt = vr.vrrp_adv_packet(prio=prio) + pkt = self.vrrp_adv_packet(prio=prio) # Source MAC is virtual MAC, destination is multicast MAC self.assertEqual(eth.src, vr.virtual_mac()) @@ -370,7 +372,7 @@ class TestVRRP4(VppTestCase): # send higher prio advertisements, should not receive any src_ip = self.pg0.remote_ip4 - pkts = [vr.vrrp_adv_packet(prio=prio+10, src_ip=src_ip)] + pkts = [self.vrrp_adv_packet(prio=prio+10, src_ip=src_ip)] while time.time() < end_time: self.send_and_assert_no_replies(self.pg0, pkts, timeout=intvl_s) self.logger.info(self.vapi.cli("show trace")) @@ -439,7 +441,7 @@ class TestVRRP4(VppTestCase): # VR should start in backup state and still should not reply to ARP # send a higher priority adv to make sure it does not become master - adv = vr.vrrp_adv_packet(prio=prio+10, src_ip=self.pg0.remote_ip4) + adv = self.vrrp_adv_packet(prio=prio+10, src_ip=self.pg0.remote_ip4) vr.start_stop(is_start=1) self.send_and_assert_no_replies(self.pg0, [adv, arp_req], timeout=1) @@ -510,7 +512,7 @@ class TestVRRP4(VppTestCase): # send lower prio advertisements until timer expires src_ip = self.pg0.remote_ip4 - pkts = [vr.vrrp_adv_packet(prio=prio-10, src_ip=src_ip)] + pkts = [self.vrrp_adv_packet(prio=prio-10, src_ip=src_ip)] while time.time() + intvl_s < end_time: self.send_and_assert_no_replies(self.pg0, pkts, timeout=intvl_s) self.logger.info(self.vapi.cli("show trace")) @@ -550,7 +552,7 @@ class TestVRRP4(VppTestCase): vr.assert_state_equals(VRRP_VR_STATE_MASTER) # Build advertisement packet and send it - pkts = [vr.vrrp_adv_packet(prio=255, src_ip=self.pg0.remote_ip4)] + pkts = [self.vrrp_adv_packet(prio=255, src_ip=self.pg0.remote_ip4)] self.pg_send(self.pg0, pkts) # VR should be in backup state again @@ -669,8 +671,8 @@ class TestVRRP4(VppTestCase): vr.start_stop(is_start=1) vr.assert_state_equals(VRRP_VR_STATE_MASTER) - adv_configured = vr.vrrp_adv_packet(prio=prio) - adv_adjusted = vr.vrrp_adv_packet(prio=adjusted_prio) + adv_configured = self.vrrp_adv_packet(prio=prio) + adv_adjusted = self.vrrp_adv_packet(prio=adjusted_prio) # tracked intf is up -> advertised priority == configured priority self.pg0.enable_capture() @@ -749,7 +751,7 @@ class TestVRRP4(VppTestCase): @unittest.skipUnless(running_extended_tests, "part of extended tests") -class TestVRRP6(VppTestCase): +class TestVRRP6(VrrpCommonMixin, VppTestCase): """ IPv6 VRRP Test Case """ @classmethod @@ -817,7 +819,7 @@ class TestVRRP6(VppTestCase): self.assertTrue(rx_pkt.haslayer(VRRPv3)) # generate a packet for this VR and compare it to the one received - pkt = vr.vrrp_adv_packet(prio=prio) + pkt = self.vrrp_adv_packet(prio=prio) self.assertTrue(rx_pkt.haslayer(Ether)) self.assertTrue(rx_pkt.haslayer(IPv6)) self.assertTrue(rx_pkt.haslayer(VRRPv3)) @@ -904,7 +906,7 @@ class TestVRRP6(VppTestCase): # send higher prio advertisements, should not see VPP send any src_ip = self.pg0.remote_ip6_ll num_advs = 5 - pkts = [vr.vrrp_adv_packet(prio=prio+10, src_ip=src_ip)] + pkts = [self.vrrp_adv_packet(prio=prio+10, src_ip=src_ip)] self.logger.info(self.vapi.cli("show vlib graph")) while time.time() < end_time: self.send_and_assert_no_replies(self.pg0, pkts, timeout=intvl_s) @@ -978,7 +980,7 @@ class TestVRRP6(VppTestCase): # VR should start in backup state and still should not reply to NDP # send a higher priority adv to make sure it does not become master - adv = vr.vrrp_adv_packet(prio=prio+10, src_ip=self.pg0.remote_ip6) + adv = self.vrrp_adv_packet(prio=prio+10, src_ip=self.pg0.remote_ip6) pkts = [adv, ndp_req] vr.start_stop(is_start=1) self.send_and_assert_no_replies(self.pg0, pkts, timeout=intvl_s) @@ -1048,7 +1050,7 @@ class TestVRRP6(VppTestCase): # send lower prio advertisements until timer expires src_ip = self.pg0.remote_ip6 - pkts = [vr.vrrp_adv_packet(prio=prio-10, src_ip=src_ip)] + pkts = [self.vrrp_adv_packet(prio=prio-10, src_ip=src_ip)] while (time.time() + intvl_s) < end_time: self.send_and_assert_no_replies(self.pg0, pkts, timeout=intvl_s) self.logger.info(self.vapi.cli("show trace")) @@ -1088,7 +1090,7 @@ class TestVRRP6(VppTestCase): vr.assert_state_equals(VRRP_VR_STATE_MASTER) # Build advertisement packet and send it - pkts = [vr.vrrp_adv_packet(prio=255, src_ip=self.pg0.remote_ip6)] + pkts = [self.vrrp_adv_packet(prio=255, src_ip=self.pg0.remote_ip6)] self.pg_send(self.pg0, pkts) # VR should be in backup state again @@ -1206,8 +1208,8 @@ class TestVRRP6(VppTestCase): vr.start_stop(is_start=1) vr.assert_state_equals(VRRP_VR_STATE_MASTER) - adv_configured = vr.vrrp_adv_packet(prio=prio) - adv_adjusted = vr.vrrp_adv_packet(prio=adjusted_prio) + adv_configured = self.vrrp_adv_packet(prio=prio) + adv_adjusted = self.vrrp_adv_packet(prio=adjusted_prio) # tracked intf is up -> advertised priority == configured priority self.pg0.enable_capture() |