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# Copyright (C) 2016 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 __future__ import absolute_import
import sys
import time
import unittest
from fabric.api import local
import nose
from lib.noseplugin import OptionParser, parser_option
from lib import base
from lib.base import (
BGP_FSM_ACTIVE,
BGP_FSM_ESTABLISHED,
)
from lib.gobgp import GoBGPContainer
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=65001, 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.add_route('10.10.10.0/24')
g1.add_route('10.10.20.0/24')
g1.add_peer(g2, graceful_restart=True)
g2.add_peer(g1, graceful_restart=True)
cls.bgpds = {'g1': g1, 'g2': g2}
# test each neighbor state is turned establish
def test_01_neighbor_established(self):
g1 = self.bgpds['g1']
g2 = self.bgpds['g2']
g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=g2)
def test_02_graceful_restart(self):
g1 = self.bgpds['g1']
g2 = self.bgpds['g2']
g1.graceful_restart()
g2.wait_for(expected_state=BGP_FSM_ACTIVE, peer=g1)
self.assertTrue(len(g2.get_global_rib('10.10.20.0/24')) == 1)
self.assertTrue(len(g2.get_global_rib('10.10.10.0/24')) == 1)
for d in g2.get_global_rib():
for p in d['paths']:
self.assertTrue(p['stale'])
g1.routes = {}
g1._start_gobgp(graceful_restart=True)
time.sleep(3)
g1.add_route('10.10.20.0/24')
def test_03_neighbor_established(self):
g1 = self.bgpds['g1']
g2 = self.bgpds['g2']
g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=g2)
time.sleep(1)
self.assertTrue(len(g2.get_global_rib('10.10.20.0/24')) == 1)
self.assertTrue(len(g2.get_global_rib('10.10.10.0/24')) == 0)
for d in g2.get_global_rib():
for p in d['paths']:
self.assertFalse(p.get('stale', False))
def test_04_add_non_graceful_restart_enabled_peer(self):
g1 = self.bgpds['g1']
# g2 = self.bgpds['g2']
gobgp_ctn_image_name = parser_option.gobgp_image
g3 = GoBGPContainer(name='g3', asn=65002, router_id='192.168.0.3',
ctn_image_name=gobgp_ctn_image_name,
log_level=parser_option.gobgp_log_level)
self.bgpds['g3'] = g3
time.sleep(g3.run())
g3.add_route('10.10.30.0/24')
g1.add_peer(g3)
g3.add_peer(g1)
g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=g3)
time.sleep(1)
self.assertTrue(len(g3.get_global_rib('10.10.20.0/24')) == 1)
def test_05_graceful_restart(self):
g1 = self.bgpds['g1']
g2 = self.bgpds['g2']
g3 = self.bgpds['g3']
g1.graceful_restart()
g2.wait_for(expected_state=BGP_FSM_ACTIVE, peer=g1)
self.assertTrue(len(g2.get_global_rib('10.10.20.0/24')) == 1)
self.assertTrue(len(g2.get_global_rib('10.10.30.0/24')) == 1)
for d in g2.get_global_rib():
for p in d['paths']:
self.assertTrue(p['stale'])
self.assertTrue(len(g3.get_global_rib('10.10.20.0/24')) == 0)
self.assertTrue(len(g3.get_global_rib('10.10.30.0/24')) == 1)
def test_06_test_restart_timer_expire(self):
time.sleep(25)
g2 = self.bgpds['g2']
self.assertTrue(len(g2.get_global_rib()) == 0)
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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