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authorNeale Ranns <nranns@cisco.com>2018-11-21 05:44:35 -0800
committerNeale Ranns <nranns@cisco.com>2018-11-29 12:36:30 +0000
commitb6a47953973f7c94239c394b649100e91bdb2152 (patch)
treec78645ca5abb40e44b7ccd5d344bfc1059281686 /test/test_gbp.py
parentd40c3e652d487f0f165d5e595864c4ccd464de3b (diff)
GBP: l3-out subnets
Change-Id: Id4a20066fc5be716c61a497dfcb4d00dc1dbb28d Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'test/test_gbp.py')
-rw-r--r--test/test_gbp.py359
1 files changed, 347 insertions, 12 deletions
diff --git a/test/test_gbp.py b/test/test_gbp.py
index 68bbfe4a7c9..4a5969213be 100644
--- a/test/test_gbp.py
+++ b/test/test_gbp.py
@@ -196,6 +196,46 @@ class VppGbpRecirc(VppObject):
return False
+class VppGbpExtItf(VppObject):
+ """
+ GBP ExtItfulation Interface
+ """
+
+ def __init__(self, test, itf, bd, rd):
+ self._test = test
+ self.itf = itf
+ self.bd = bd
+ self.rd = rd
+
+ def add_vpp_config(self):
+ self._test.vapi.gbp_ext_itf_add_del(
+ 1,
+ self.itf.sw_if_index,
+ self.bd.bd_id,
+ self.rd.rd_id)
+ self._test.registry.register(self, self._test.logger)
+
+ def remove_vpp_config(self):
+ self._test.vapi.gbp_ext_itf_add_del(
+ 0,
+ self.itf.sw_if_index,
+ self.bd.bd_id,
+ self.rd.rd_id)
+
+ def __str__(self):
+ return self.object_id()
+
+ def object_id(self):
+ return "gbp-ext-itf:[%d]" % (self.itf.sw_if_index)
+
+ def query_vpp_config(self):
+ rs = self._test.vapi.gbp_ext_itf_dump()
+ for r in rs:
+ if r.ext_itf.sw_if_index == self.itf.sw_if_index:
+ return True
+ return False
+
+
class VppGbpSubnet(VppObject):
"""
GBP Subnet
@@ -650,6 +690,8 @@ class TestGBP(VppTestCase):
def test_gbp(self):
""" Group Based Policy """
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
+
#
# Bridge Domains
#
@@ -794,8 +836,6 @@ class TestGBP(VppTestCase):
VppIpInterfaceBind(self, recirc.recirc,
recirc.epg.rd.t6).add_vpp_config()
- self.vapi.sw_interface_set_l2_emulation(
- recirc.recirc.sw_if_index)
self.vapi.nat44_interface_add_del_feature(
recirc.recirc.sw_if_index,
is_inside=0,
@@ -1375,8 +1415,6 @@ class TestGBP(VppTestCase):
is_add=0)
for recirc in recircs:
- self.vapi.sw_interface_set_l2_emulation(
- recirc.recirc.sw_if_index, enable=0)
self.vapi.nat44_interface_add_del_feature(
recirc.recirc.sw_if_index,
is_inside=0,
@@ -1389,6 +1427,7 @@ class TestGBP(VppTestCase):
def test_gbp_learn_l2(self):
""" GBP L2 Endpoint Learning """
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
learnt = [{'mac': '00:00:11:11:11:01',
'ip': '10.0.0.1',
'ip6': '2001:10::2'},
@@ -1550,13 +1589,8 @@ class TestGBP(VppTestCase):
self.sleep(2)
for l in learnt:
self.assertFalse(find_gbp_endpoint(self,
- tep1_sw_if_index,
mac=l['mac']))
- self.logger.info(self.vapi.cli("show gbp endpoint"))
- self.logger.info(self.vapi.cli("show gbp vxlan"))
- self.logger.info(self.vapi.cli("show vxlan-gbp tunnel"))
-
#
# repeat. the do not learn bit is set so the EPs are not learnt
#
@@ -1791,6 +1825,7 @@ class TestGBP(VppTestCase):
def test_gbp_learn_vlan_l2(self):
""" GBP L2 Endpoint w/ VLANs"""
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
learnt = [{'mac': '00:00:11:11:11:01',
'ip': '10.0.0.1',
'ip6': '2001:10::2'},
@@ -1960,6 +1995,7 @@ class TestGBP(VppTestCase):
self.vapi.cli("set logging class gbp debug")
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
routed_dst_mac = "00:0c:0c:0c:0c:0c"
routed_src_mac = "00:22:bd:f8:19:ff"
@@ -2218,7 +2254,7 @@ class TestGBP(VppTestCase):
#
# Add a route to static EP's v4 and v6 subnet
- # packets should be send on the v4/v6 uu=fwd interface resp.
+ # packets should be sent on the v4/v6 uu=fwd interface resp.
#
se_10_24 = VppGbpSubnet(
self, rd1, "10.0.0.0", 24,
@@ -2283,7 +2319,7 @@ class TestGBP(VppTestCase):
epg_220, None,
"10.0.0.88", "11.0.0.88",
"2001:10::88", "3001::88",
- VppEnum.vl_api_gbp_endpoint_flags_t.REMOTE,
+ ep_flags.GBP_API_ENDPOINT_FLAG_REMOTE,
self.pg2.local_ip4,
self.pg2.remote_hosts[1].ip4,
mac=None)
@@ -2296,7 +2332,7 @@ class TestGBP(VppTestCase):
epg_220, None,
learnt[0]['ip'], "11.0.0.101",
learnt[0]['ip6'], "3001::101",
- VppEnum.vl_api_gbp_endpoint_flags_t.REMOTE,
+ ep_flags.GBP_API_ENDPOINT_FLAG_REMOTE,
self.pg2.local_ip4,
self.pg2.remote_hosts[1].ip4,
mac=None)
@@ -2407,6 +2443,7 @@ class TestGBP(VppTestCase):
self.vapi.cli("set logging class gbp debug")
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
routed_dst_mac = "00:0c:0c:0c:0c:0c"
routed_src_mac = "00:22:bd:f8:19:ff"
@@ -2960,6 +2997,304 @@ class TestGBP(VppTestCase):
self.assertEqual(rx[IPv6].src, ep1.ip6.address)
self.assertEqual(rx[IPv6].dst, "2001:10::88")
+ #
+ # cleanup
+ #
+ self.pg7.unconfig_ip4()
+
+ def test_gbp_l3_out(self):
+ """ GBP L3 Out """
+
+ ep_flags = VppEnum.vl_api_gbp_endpoint_flags_t
+ self.vapi.cli("set logging class gbp debug")
+
+ routed_dst_mac = "00:0c:0c:0c:0c:0c"
+ routed_src_mac = "00:22:bd:f8:19:ff"
+
+ #
+ # IP tables
+ #
+ t4 = VppIpTable(self, 1)
+ t4.add_vpp_config()
+ t6 = VppIpTable(self, 1, True)
+ t6.add_vpp_config()
+
+ rd1 = VppGbpRouteDomain(self, 2, t4, t6)
+ rd1.add_vpp_config()
+
+ self.loop0.set_mac(self.router_mac.address)
+
+ #
+ # Bind the BVI to the RD
+ #
+ VppIpInterfaceBind(self, self.loop0, t4).add_vpp_config()
+ VppIpInterfaceBind(self, self.loop0, t6).add_vpp_config()
+
+ #
+ # Pg7 hosts a BD's BUM
+ # Pg1 some other l3 interface
+ #
+ self.pg7.config_ip4()
+ self.pg7.resolve_arp()
+
+ #
+ # a GBP external bridge domains for the EPs
+ #
+ bd1 = VppBridgeDomain(self, 1)
+ bd1.add_vpp_config()
+ gbd1 = VppGbpBridgeDomain(self, bd1, self.loop0)
+ gbd1.add_vpp_config()
+
+ #
+ # The Endpoint-groups in which the external endpoints exist
+ #
+ epg_220 = VppGbpEndpointGroup(self, 220, rd1, gbd1,
+ None, gbd1.bvi,
+ "10.0.0.128",
+ "2001:10::128")
+ epg_220.add_vpp_config()
+
+ # the BVIs have the subnets applied ...
+ ip4_addr = VppIpInterfaceAddress(self, gbd1.bvi, "10.0.0.128", 24)
+ ip4_addr.add_vpp_config()
+ ip6_addr = VppIpInterfaceAddress(self, gbd1.bvi, "2001:10::128", 64)
+ ip6_addr.add_vpp_config()
+
+ # ... which are L3-out subnets
+ l3o_1 = VppGbpSubnet(
+ self, rd1, "10.0.0.0", 24,
+ VppEnum.vl_api_gbp_subnet_type_t.GBP_API_SUBNET_L3_OUT,
+ epg=200)
+ l3o_1.add_vpp_config()
+
+ #
+ # an external interface attached to the outside world and the
+ # external BD
+ #
+ vlan_100 = VppDot1QSubint(self, self.pg0, 100)
+ vlan_100.admin_up()
+ ext_itf = VppGbpExtItf(self, vlan_100, bd1, rd1)
+ ext_itf.add_vpp_config()
+
+ #
+ # a multicast vxlan-gbp tunnel for broadcast in the BD
+ #
+ tun_bm = VppVxlanGbpTunnel(self, self.pg7.local_ip4,
+ "239.1.1.1", 88,
+ mcast_itf=self.pg7)
+ tun_bm.add_vpp_config()
+ bp_bm = VppBridgeDomainPort(self, bd1, tun_bm,
+ port_type=L2_PORT_TYPE.NORMAL)
+ bp_bm.add_vpp_config()
+
+ #
+ # an unicast vxlan-gbp for inter-BD traffic
+ #
+ vx_tun_l3 = VppGbpVxlanTunnel(
+ self, 444, rd1.rd_id,
+ VppEnum.vl_api_gbp_vxlan_tunnel_mode_t.GBP_VXLAN_TUNNEL_MODE_L3)
+ vx_tun_l3.add_vpp_config()
+
+ #
+ # packets destined to unkown addresses in the BVI's subnet
+ # are ARP'd for
+ #
+ p4 = (Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ Dot1Q(vlan=100) /
+ IP(src="10.0.0.1", dst="10.0.0.88") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+ p6 = (Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ Dot1Q(vlan=100) /
+ IPv6(src="2001:10::1", dst="2001:10::88") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ rxs = self.send_and_expect(self.pg0, p4 * 1, self.pg7)
+
+ for rx in rxs:
+ 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, "239.1.1.1")
+ self.assertEqual(rx[VXLAN].vni, 88)
+ self.assertTrue(rx[VXLAN].flags.G)
+ self.assertTrue(rx[VXLAN].flags.Instance)
+ # policy is not applied since we don't know where it's going
+ self.assertFalse(rx[VXLAN].gpflags.A)
+ self.assertFalse(rx[VXLAN].gpflags.D)
+
+ inner = rx[VXLAN].payload
+
+ self.assertTrue(inner.haslayer(ARP))
+
+ #
+ # An external Endpoint
+ #
+ eep = VppGbpEndpoint(self, vlan_100,
+ epg_220, None,
+ "10.0.0.1", "11.0.0.1",
+ "2001:10::1", "3001::1",
+ ep_flags.GBP_API_ENDPOINT_FLAG_EXTERNAL)
+ eep.add_vpp_config()
+
+ #
+ # A remote endpoint
+ #
+ rep = VppGbpEndpoint(self, vx_tun_l3,
+ epg_220, None,
+ "10.0.0.101", "11.0.0.101",
+ "2001:10::101", "3001::101",
+ ep_flags.GBP_API_ENDPOINT_FLAG_REMOTE,
+ self.pg7.local_ip4,
+ self.pg7.remote_ip4,
+ mac=None)
+ rep.add_vpp_config()
+
+ #
+ # remote to external
+ #
+ p = (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=220, flags=0x88) /
+ Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ IP(src="10.0.0.101", dst="10.0.0.1") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ rxs = self.send_and_expect(self.pg7, p * 1, self.pg0)
+
+ #
+ # A subnet reachable through the external EP
+ #
+ ip_220 = VppIpRoute(self, "10.220.0.0", 24,
+ [VppRoutePath(eep.ip4.address,
+ eep.epg.bvi.sw_if_index)],
+ table_id=t4.table_id)
+ ip_220.add_vpp_config()
+
+ l3o_220 = VppGbpSubnet(
+ self, rd1, "10.220.0.0", 24,
+ VppEnum.vl_api_gbp_subnet_type_t.GBP_API_SUBNET_L3_OUT,
+ epg=220)
+ l3o_220.add_vpp_config()
+
+ p = (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=220, flags=0x88) /
+ Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ IP(src="10.0.0.101", dst="10.220.0.1") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ rxs = self.send_and_expect(self.pg7, p * 1, self.pg0)
+
+ #
+ # another external subnet, this time in a different EPG
+ #
+ ip_200 = VppIpRoute(self, "10.200.0.0", 24,
+ [VppRoutePath(eep.ip4.address,
+ eep.epg.bvi.sw_if_index)],
+ table_id=t4.table_id)
+ ip_200.add_vpp_config()
+
+ l3o_200 = VppGbpSubnet(
+ self, rd1, "10.200.0.0", 24,
+ VppEnum.vl_api_gbp_subnet_type_t.GBP_API_SUBNET_L3_OUT,
+ epg=200)
+ l3o_200.add_vpp_config()
+
+ p = (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=220, flags=0x88) /
+ Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ IP(src="10.0.0.101", dst="10.200.0.1") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ #
+ # packets dropped due to lack of contract.
+ #
+ rxs = self.send_and_assert_no_replies(self.pg7, p * 1)
+
+ #
+ # from the the subnet in EPG 220 beyond the external to remote
+ #
+ p4 = (Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ Dot1Q(vlan=100) /
+ IP(src="10.220.0.1", dst=rep.ip4.address) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ rxs = self.send_and_expect(self.pg0, p4 * 1, self.pg7)
+
+ for rx in rxs:
+ 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)
+ self.assertEqual(rx[VXLAN].vni, 444)
+ self.assertTrue(rx[VXLAN].flags.G)
+ self.assertTrue(rx[VXLAN].flags.Instance)
+ self.assertTrue(rx[VXLAN].gpflags.A)
+ self.assertFalse(rx[VXLAN].gpflags.D)
+
+ #
+ # from the the subnet in EPG 200 beyond the external to remote
+ # dropped due to no contract
+ #
+ p4 = (Ether(src=self.pg0.remote_mac, dst=self.router_mac.address) /
+ Dot1Q(vlan=100) /
+ IP(src="10.200.0.1", dst=rep.ip4.address) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ rxs = self.send_and_assert_no_replies(self.pg0, p4 * 1)
+
+ #
+ # add a contract
+ #
+ acl = VppGbpAcl(self)
+ rule = acl.create_rule(permit_deny=1, proto=17)
+ rule2 = acl.create_rule(is_ipv6=1, permit_deny=1, proto=17)
+ acl_index = acl.add_vpp_config([rule, rule2])
+ c1 = VppGbpContract(
+ self, 200, 220, acl_index,
+ [VppGbpContractRule(
+ VppEnum.vl_api_gbp_rule_action_t.GBP_API_RULE_PERMIT,
+ []),
+ VppGbpContractRule(
+ VppEnum.vl_api_gbp_rule_action_t.GBP_API_RULE_PERMIT,
+ [])])
+ c1.add_vpp_config()
+
+ rxs = self.send_and_expect(self.pg0, p4 * 1, self.pg7)
+
+ for rx in rxs:
+ 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)
+ self.assertEqual(rx[VXLAN].vni, 444)
+ self.assertTrue(rx[VXLAN].flags.G)
+ self.assertTrue(rx[VXLAN].flags.Instance)
+ self.assertTrue(rx[VXLAN].gpflags.A)
+ self.assertFalse(rx[VXLAN].gpflags.D)
+
+ #
+ # cleanup
+ #
+ self.pg7.unconfig_ip4()
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)