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# Copyright (C) 2015 Nippon Telegraph and Telephone Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from itertools import combinations
import sys
import time
import unittest
import nose
from lib.noseplugin import OptionParser, parser_option
from lib import base
from lib.base import (
BGP_FSM_ESTABLISHED,
BGP_ATTR_TYPE_EXTENDED_COMMUNITIES,
local,
)
from lib.gobgp import GoBGPContainer
def get_mac_mobility_sequence(pattr):
for ecs in [
p['value'] for p in pattr
if 'type' in p and p['type'] == BGP_ATTR_TYPE_EXTENDED_COMMUNITIES]:
for ec in [e for e in ecs if 'type' in e and e['type'] == 6]:
if ec['subtype'] == 0:
if 'sequence' not in ec:
return 0
else:
return ec['sequence']
return -1
class GoBGPTestBase(unittest.TestCase):
@classmethod
def setUpClass(cls):
gobgp_ctn_image_name = parser_option.gobgp_image
base.TEST_PREFIX = parser_option.test_prefix
g1 = GoBGPContainer(name='g1', asn=65000, router_id='192.168.0.1',
ctn_image_name=gobgp_ctn_image_name,
log_level=parser_option.gobgp_log_level)
g2 = GoBGPContainer(name='g2', asn=65000, router_id='192.168.0.2',
ctn_image_name=gobgp_ctn_image_name,
log_level=parser_option.gobgp_log_level)
ctns = [g1, g2]
initial_wait_time = max(ctn.run() for ctn in ctns)
time.sleep(initial_wait_time)
g1.local("gobgp vrf add vrf1 rd 10:10 rt both 10:10")
g2.local("gobgp vrf add vrf1 rd 10:10 rt both 10:10")
for a, b in combinations(ctns, 2):
a.add_peer(b, vpn=True, passwd='evpn')
b.add_peer(a, vpn=True, passwd='evpn')
cls.g1 = g1
cls.g2 = g2
# test each neighbor state is turned establish
def test_01_neighbor_established(self):
self.g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=self.g2)
def test_02_add_evpn_route(self):
self.g1.local('gobgp global rib add '
'-a evpn macadv 11:22:33:44:55:66 10.0.0.1 esi AS 1 1 1 etag 1000 label 1000 '
'rd 10:10 rt 10:10')
grib = self.g1.get_global_rib(rf='evpn')
self.assertEqual(len(grib), 1)
dst = grib[0]
self.assertEqual(len(dst['paths']), 1)
path = dst['paths'][0]
self.assertEqual(path['nexthop'], '0.0.0.0')
interval = 1
timeout = int(30 / interval)
done = False
for _ in range(timeout):
if done:
break
grib = self.g2.get_global_rib(rf='evpn')
if len(grib) < 1:
time.sleep(interval)
continue
self.assertEqual(len(grib), 1)
dst = grib[0]
self.assertEqual(len(dst['paths']), 1)
path = dst['paths'][0]
n_addrs = [i[1].split('/')[0] for i in self.g1.ip_addrs]
self.assertTrue(path['nexthop'] in n_addrs)
done = True
def test_03_check_mac_mobility(self):
self.g2.local('gobgp global rib add '
'-a evpn macadv 11:22:33:44:55:66 10.0.0.1 esi AS 2 1 1 etag 1000 label 1000 '
'rd 10:20 rt 10:10')
time.sleep(3)
grib = self.g1.get_global_rib(rf='evpn')
self.assertEqual(len(grib), 1)
dst = grib[0]
self.assertEqual(len(dst['paths']), 1)
path = dst['paths'][0]
n_addrs = [i[1].split('/')[0] for i in self.g2.ip_addrs]
self.assertTrue(path['nexthop'] in n_addrs)
self.assertEqual(get_mac_mobility_sequence(path['attrs']), 0)
def test_04_check_mac_mobility_again(self):
self.g1.local('gobgp global rib add '
'-a evpn macadv 11:22:33:44:55:66 10.0.0.1 esi AS 3 1 1 etag 1000 label 1000 '
'rd 10:20 rt 10:10')
time.sleep(3)
grib = self.g2.get_global_rib(rf='evpn')
self.assertEqual(len(grib), 1)
dst = grib[0]
self.assertEqual(len(dst['paths']), 1)
path = dst['paths'][0]
n_addrs = [i[1].split('/')[0] for i in self.g1.ip_addrs]
self.assertTrue(path['nexthop'] in n_addrs)
self.assertEqual(get_mac_mobility_sequence(path['attrs']), 1)
if __name__ == '__main__':
output = local("which docker 2>&1 > /dev/null ; echo $?", capture=True)
if int(output) is not 0:
print("docker not found")
sys.exit(1)
nose.main(argv=sys.argv, addplugins=[OptionParser()],
defaultTest=sys.argv[0])
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