# 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. import sys import time import unittest import nose from lib.noseplugin import OptionParser, parser_option from lib import base from lib.base import ( Bridge, BGP_FSM_ESTABLISHED, local, ) from lib.gobgp import GoBGPContainer from lib.quagga import QuaggaBGPContainer class GoBGPTestBase(unittest.TestCase): # The same topology for IPv4 and IPv6 environment. # o1: Quagga (not router) # g1: GoBGP # q1: Quagga (Zebra + BGPd) # o2: Quagga (not router) # # +----+ +----+ +----+ +----+ # | o1 | | g1 |===(BGP)===| q1 | | o2 | # +----+ +----+ +----+ +----+ # | | | | | | # +--(br01)--+ +---(br02)----+ +--(br03)--+ @classmethod def setUpClass(cls): gobgp_ctn_image_name = parser_option.gobgp_image base.TEST_PREFIX = parser_option.test_prefix # preparing the container for ipv4 g1_v4 = GoBGPContainer(name='g1_v4', asn=65000, router_id='192.168.0.1', ctn_image_name=gobgp_ctn_image_name, log_level=parser_option.gobgp_log_level, zebra=True) q1_v4 = QuaggaBGPContainer(name='q1_v4', asn=65001, router_id='192.168.0.2', zebra=True) o1_v4 = QuaggaBGPContainer(name='o1_v4', asn=65002, router_id='192.168.0.3') o2_v4 = QuaggaBGPContainer(name='o2_v4', asn=65002, router_id='192.168.0.4') # preparing the container for ipv6 g1_v6 = GoBGPContainer(name='g1_v6', asn=65000, router_id='192.168.0.1', ctn_image_name=gobgp_ctn_image_name, log_level=parser_option.gobgp_log_level, zebra=True) q1_v6 = QuaggaBGPContainer(name='q1_v6', asn=65001, router_id='192.168.0.2', zebra=True) o1_v6 = QuaggaBGPContainer(name='o1_v6', asn=65002, router_id='192.168.0.3') o2_v6 = QuaggaBGPContainer(name='o2_v6', asn=65002, router_id='192.168.0.4') # preparing the bridge for ipv4 br01_v4 = Bridge(name='br01_v4', subnet='192.168.10.0/24') br02_v4 = Bridge(name='br02_v4', subnet='192.168.20.0/24') br03_v4 = Bridge(name='br03_v4', subnet='192.168.30.0/24') # preparing the bridge for ipv6 br01_v6 = Bridge(name='br01_v6', subnet='2001:10::/32') br02_v6 = Bridge(name='br02_v6', subnet='2001:20::/32') br03_v6 = Bridge(name='br03_v6', subnet='2001:30::/32') cls.ctns = { 'ipv4': [g1_v4, q1_v4, o1_v4, o2_v4], 'ipv6': [g1_v6, q1_v6, o1_v6, o2_v6], } cls.gobgps = { 'ipv4': g1_v4, 'ipv6': g1_v6, } cls.quaggas = { 'ipv4': q1_v4, 'ipv6': q1_v6, } cls.others = { 'ipv4': [o1_v4, o2_v4], 'ipv6': [o1_v6, o2_v6], } cls.bridges = { 'br01_v4': br01_v4, 'br02_v4': br02_v4, 'br03_v4': br03_v4, 'br01_v6': br01_v6, 'br02_v6': br02_v6, 'br03_v6': br03_v6, } """ No.1 start up ipv4 containers and check state each neighbor is established in ipv4 environment """ def test_01_check_neighbor_established(self): g1 = self.gobgps['ipv4'] q1 = self.quaggas['ipv4'] o1 = self.others['ipv4'][0] o2 = self.others['ipv4'][1] # start up containers of ipv4 environment initial_wait_time = max(ctn.run() for ctn in self.ctns['ipv4']) time.sleep(initial_wait_time) # make ipv4 bridge and set ip to each container [self.bridges['br01_v4'].addif(ctn) for ctn in [o1, g1]] [self.bridges['br02_v4'].addif(ctn) for ctn in [g1, q1]] [self.bridges['br03_v4'].addif(ctn) for ctn in [q1, o2]] g1.add_peer(q1, bridge=self.bridges['br02_v4'].name) q1.add_peer(g1, bridge=self.bridges['br02_v4'].name) g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=q1) """ No.2 check whether the ping is reachable in container that have previously beyond the GoBGP in ipv4 environment """ def test_02_check_reachability_between_o1_and_o2(self): g1 = self.gobgps['ipv4'] q1 = self.quaggas['ipv4'] o1 = self.others['ipv4'][0] o2 = self.others['ipv4'][1] # set o1's default gateway as g1 g1_addr = g1.ip_addrs[1][1].split('/')[0] o1.add_static_route(self.bridges['br03_v4'].subnet, g1_addr) # set o2's default gateway as q1 q1_addr = q1.ip_addrs[2][1].split('/')[0] o2.add_static_route(self.bridges['br01_v4'].subnet, q1_addr) # test reachability between o1 and o2 addrs = [e[1] for e in o2.ip_addrs if 'br03_v4' in e[2]] self.assertEqual(len(addrs), 1) o2_addr = addrs[0] o1.get_reachability(o2_addr) """ No.4 start up ipv6 containers and check state each neighbor is established in ipv6 environment """ def test_04_check_neighbor_established_v6(self): g1 = self.gobgps['ipv6'] q1 = self.quaggas['ipv6'] o1 = self.others['ipv6'][0] o2 = self.others['ipv6'][1] # start up containers of ipv6 environment initial_wait_time = max(ctn.run() for ctn in self.ctns['ipv6']) time.sleep(initial_wait_time) # make ipv6 bridge and set ip to each container [self.bridges['br01_v6'].addif(ctn) for ctn in [o1, g1]] [self.bridges['br02_v6'].addif(ctn) for ctn in [g1, q1]] [self.bridges['br03_v6'].addif(ctn) for ctn in [q1, o2]] g1.add_peer(q1, bridge=self.bridges['br02_v6'].name, v6=True) q1.add_peer(g1, bridge=self.bridges['br02_v6'].name, v6=True) g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=q1) """ No.5 check whether the ping is reachable in container that have previously beyond the GoBGP in ipv6 environment """ def test_05_check_reachability_between_o1_and_o2(self): g1 = self.gobgps['ipv6'] q1 = self.quaggas['ipv6'] o1 = self.others['ipv6'][0] o2 = self.others['ipv6'][1] # set o1's default gateway as g1 g1_addr = [a for a in g1.ip6_addrs if a[2] == self.bridges['br01_v6'].name][0][1].split('/')[0] o1.add_static_route(self.bridges['br03_v6'].subnet, g1_addr) # set o2's default gateway as q1 q1_addr = [a for a in q1.ip6_addrs if a[2] == self.bridges['br03_v6'].name][0][1].split('/')[0] o2.add_static_route(self.bridges['br01_v6'].subnet, q1_addr) # test reachability between o1 and o2 addrs = [e[1] for e in o2.ip6_addrs if 'br03_v6' in e[2]] self.assertEqual(len(addrs), 1) o2_addr = addrs[0] o1.get_reachability(o2_addr) def test_07_mpath_test_setup(self): g1 = GoBGPContainer(name='g1', asn=65000, router_id='192.168.0.1', ctn_image_name=parser_option.gobgp_image, log_level=parser_option.gobgp_log_level, config_format=parser_option.config_format, zebra=True) g2 = GoBGPContainer(name='g2', asn=65001, router_id='192.168.0.2', ctn_image_name=parser_option.gobgp_image) g3 = GoBGPContainer(name='g3', asn=65001, router_id='192.168.0.3', ctn_image_name=parser_option.gobgp_image) g4 = GoBGPContainer(name='g4', asn=65000, router_id='192.168.0.4', ctn_image_name=parser_option.gobgp_image) g5 = GoBGPContainer(name='g5', asn=65000, router_id='192.168.0.5', ctn_image_name=parser_option.gobgp_image) ctns = [g1, g2, g3, g4, g5] for ctn in ctns: self.ctns[ctn.name] = ctn initial_wait_time = max(ctn.run() for ctn in ctns) time.sleep(initial_wait_time) # advertise same prefix g2.add_route('10.0.10.0/24') g3.add_route('10.0.10.0/24') g4.add_route('10.0.10.0/24') g5.add_route('10.0.10.0/24') for g in [g2, g3, g4, g5]: g1.add_peer(g) g.add_peer(g1) def test_08_mpath_test_check_neighbor_established(self): g1 = self.ctns['g1'] g2 = self.ctns['g2'] g3 = self.ctns['g3'] g4 = self.ctns['g4'] g5 = self.ctns['g5'] for g in [g2, g3, g4, g5]: g1.wait_for(expected_state=BGP_FSM_ESTABLISHED, peer=g) def test_09_mpath_test_check_mpath_injected(self): g1 = self.ctns['g1'] g2 = self.ctns['g2'] g3 = self.ctns['g3'] g4 = self.ctns['g4'] g5 = self.ctns['g5'] def nexthops(): n = [] for line in g1.local('ip route show 10.0.10.0/24', capture=True).split('\n'): line = line.strip() if 'via' in line: n.append(line.split(' ')[2].strip()) return n def validate_nexthops(peers): interval = 1 count = 0 timeout = 30 while True: valid = False nhs = nexthops() if len(nhs) == len(peers): valid = True for peer in peers: if g1.peers[peer]['neigh_addr'].split('/')[0] not in nhs: valid = False break if valid: return time.sleep(interval) count += interval if count >= timeout: raise Exception(nhs) validate_nexthops([g4, g5]) g4.local('gobgp g ri del 10.0.10.0/24') validate_nexthops([g5]) g4.local('gobgp g ri add 10.0.10.0/24 local-pref 200') validate_nexthops([g4]) g4.local('gobgp g ri del 10.0.10.0/24') g5.local('gobgp g ri del 10.0.10.0/24') validate_nexthops([g2, g3]) g3.local('gobgp g ri del 10.0.10.0/24') validate_nexthops([g2]) g3.local('gobgp g ri add 10.0.10.0/24 med 10') validate_nexthops([g2]) g2.local('gobgp g ri add 10.0.10.0/24 med 20') validate_nexthops([g3]) 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])