--- /dev/null
+#!/usr/bin/env python
+
+#
+# test_bgp_evpn.py
+# Part of NetDEF Topology Tests
+#
+# Copyright (c) 2019 by 6WIND
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND NETDEF DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NETDEF BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
+# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+# OF THIS SOFTWARE.
+#
+
+"""
+ test_bgp_evpn.py: Test the FRR/Quagga BGP daemon with BGP IPv6 interface
+ with route advertisements on a separate netns.
+"""
+
+import os
+import sys
+import json
+from functools import partial
+import pytest
+import platform
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, '../'))
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib import topotest
+from lib.topogen import Topogen, TopoRouter, get_topogen
+from lib.topolog import logger
+
+# Required to instantiate the topology builder class.
+from mininet.topo import Topo
+
+l3mdev_accept = 0
+
+class BGPEVPNTopo(Topo):
+ "Test topology builder"
+ def build(self, *_args, **_opts):
+ "Build function"
+ tgen = get_topogen(self)
+
+ tgen.add_router('r1')
+ tgen.add_router('r2')
+
+ switch = tgen.add_switch('s1')
+ switch.add_link(tgen.gears['r1'])
+ switch.add_link(tgen.gears['r2'])
+
+ switch = tgen.add_switch('s2')
+ switch.add_link(tgen.gears['r1'])
+
+ switch = tgen.add_switch('s3')
+ switch.add_link(tgen.gears['r2'])
+
+def setup_module(mod):
+ "Sets up the pytest environment"
+ global l3mdev_accept
+
+ tgen = Topogen(BGPEVPNTopo, mod.__name__)
+ tgen.start_topology()
+
+ router_list = tgen.routers()
+
+ l3mdev_accept = 1
+ logger.info('setting net.ipv4.tcp_l3mdev_accept={}'.format(l3mdev_accept))
+
+ # create VRF vrf-101 on R1 and R2
+ # create loop101
+ cmds_vrflite = ['sysctl -w net.ipv4.tcp_l3mdev_accept={}'.format(l3mdev_accept),
+ 'ip link add {}-vrf-101 type vrf table 101',
+ 'ip ru add oif {}-vrf-101 table 101',
+ 'ip ru add iif {}-vrf-101 table 101',
+ 'ip link set dev {}-vrf-101 up',
+ 'sysctl -w net.ipv4.tcp_l3mdev_accept={}'.format(l3mdev_accept),
+ 'ip link add loop101 type dummy',
+ 'ip link set dev loop101 master {}-vrf-101',
+ 'ip link set dev loop101 up']
+ cmds_netns = ['ip netns add {}-vrf-101',
+ 'ip link add loop101 type dummy',
+ 'ip link set dev loop101 netns {}-vrf-101',
+ 'ip netns exec {}-vrf-101 ip link set dev loop101 up']
+
+ cmds_r2 = [ # config routing 101
+ 'ip link add name bridge-101 up type bridge stp_state 0',
+ 'ip link set bridge-101 master {}-vrf-101',
+ 'ip link set dev bridge-101 up',
+ 'ip link add name vxlan-101 type vxlan id 101 dstport 4789 dev r2-eth0 local 192.168.100.41',
+ 'brctl addif bridge-101 vxlan-101',
+ 'ip link set vxlan-101 up type bridge_slave learning off flood off mcast_flood off']
+
+ cmds_r1_netns_method3 = ['ip link add name vxlan-{1} type vxlan id {1} dstport 4789 dev {0}-eth0 local 192.168.100.21',
+ 'ip link set dev vxlan-{1} netns {0}-vrf-{1}',
+ 'ip netns exec {0}-vrf-{1} ip li set dev lo up',
+ 'ip netns exec {0}-vrf-{1} brctl addbr bridge-{1}',
+ 'ip netns exec {0}-vrf-{1} brctl addif bridge-{1} vxlan-{1}',
+ 'ip netns exec {0}-vrf-{1} ip link set bridge-{1} up',
+ 'ip netns exec {0}-vrf-{1} ip link set vxlan-{1} up']
+
+ router = tgen.gears['r1']
+ for cmd in cmds_netns:
+ logger.info('cmd to r1: '+cmd);
+ output = router.run(cmd.format('r1'))
+ logger.info('result: '+output);
+
+ router = tgen.gears['r2']
+ for cmd in cmds_vrflite:
+ logger.info('cmd to r2: '+cmd.format('r2'));
+ output = router.run(cmd.format('r2'))
+ logger.info('result: '+output);
+
+ for cmd in cmds_r2:
+ logger.info('cmd to r2: '+cmd.format('r2'));
+ output = router.run(cmd.format('r2'))
+ logger.info('result: '+output);
+
+ router = tgen.gears['r1']
+ bridge_id = '101'
+ for cmd in cmds_r1_netns_method3:
+ logger.info('cmd to r1: '+cmd.format('r1', bridge_id));
+ output = router.run(cmd.format('r1', bridge_id))
+ logger.info('result: '+output);
+ router = tgen.gears['r1']
+
+ for rname, router in router_list.iteritems():
+ if rname == 'r1':
+ router.load_config(
+ TopoRouter.RD_ZEBRA,
+ os.path.join(CWD, '{}/zebra.conf'.format(rname)),
+ '--vrfwnetns -o vrf0'
+ )
+ else:
+ router.load_config(
+ TopoRouter.RD_ZEBRA,
+ os.path.join(CWD, '{}/zebra.conf'.format(rname))
+ )
+ router.load_config(
+ TopoRouter.RD_BGP,
+ os.path.join(CWD, '{}/bgpd.conf'.format(rname))
+ )
+
+ # Initialize all routers.
+ tgen.start_router()
+
+def teardown_module(_mod):
+ "Teardown the pytest environment"
+ tgen = get_topogen()
+ cmds_rx_netns = ['ip netns del {}-vrf-101']
+
+ router = tgen.gears['r1']
+ for cmd in cmds_rx_netns:
+ logger.info('cmd to r1: '+cmd.format('r1'));
+ output = router.run(cmd.format('r1'))
+ tgen.stop_topology()
+
+
+def test_protocols_convergence():
+ """
+ Assert that all protocols have converged
+ statuses as they depend on it.
+ """
+ tgen = get_topogen()
+ if tgen.routers_have_failure():
+ pytest.skip(tgen.errors)
+ topotest.sleep(4, 'waiting 4 seconds for bgp convergence')
+ # Check IPv4/IPv6 routing tables.
+ output = tgen.gears['r1'].vtysh_cmd('show bgp l2vpn evpn', isjson=False)
+ logger.info('==== result from show bgp l2vpn evpn')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show bgp l2vpn evpn route detail', isjson=False)
+ logger.info('==== result from show bgp l2vpn evpn route detail')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show bgp vrf r1-vrf-101 ipv4', isjson=False)
+ logger.info('==== result from show bgp vrf r1-vrf-101 ipv4')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show bgp vrf r1-vrf-101', isjson=False)
+ logger.info('==== result from show bgp vrf r1-vrf-101 ')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show ip route vrf r1-vrf-101', isjson=False)
+ logger.info('==== result from show ip route vrf r1-vrf-101')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show evpn vni detail', isjson=False)
+ logger.info('==== result from show evpn vni detail')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show evpn next-hops vni all', isjson=False)
+ logger.info('==== result from show evpn next-hops vni all')
+ logger.info(output)
+ output = tgen.gears['r1'].vtysh_cmd('show evpn rmac vni all', isjson=False)
+ logger.info('==== result from show evpn next-hops vni all')
+ logger.info(output)
+ # Check IPv4 and IPv6 connectivity between r1 and r2 ( routing vxlan evpn)
+ pingrouter = tgen.gears['r1']
+ logger.info('Check Ping IPv4 from R1(r1-vrf-101) to R2(r2-vrf-101 = 192.168.101.41)')
+ output = pingrouter.run('ip netns exec r1-vrf-101 ping 192.168.101.41 -f -c 1000')
+ logger.info(output)
+ if '1000 packets transmitted, 1000 received' not in output:
+ assertmsg = 'expected ping IPv4 from R1(r1-vrf-101) to R2(192.168.101.41) should be ok'
+ assert 0, assertmsg
+ else:
+ logger.info('Check Ping IPv4 from R1(r1-vrf-101) to R2(192.168.101.41) OK')
+
+def test_memory_leak():
+ "Run the memory leak test and report results."
+ tgen = get_topogen()
+ if not tgen.is_memleak_enabled():
+ pytest.skip('Memory leak test/report is disabled')
+
+ tgen.report_memory_leaks()
+
+
+if __name__ == '__main__':
+ args = ["-s"] + sys.argv[1:]
+ sys.exit(pytest.main(args))
projects / matthieu / frr.git / commitdiff