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test-network: add tests for Blackhole= setting in [NextHop] section

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This commit is contained in:
Yu Watanabe
2021-02-15 04:19:34 +09:00
parent 484555f3f2
commit 69a91c704e
2 changed files with 49 additions and 0 deletions
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26
test/test-network/conf/25-nexthop.network
View File

@@ -28,9 +28,27 @@ Id=5
Gateway=192.168.10.1
OnLink=yes
[NextHop]
Id=6
Family=ipv4
Blackhole=yes
[NextHop]
Id=7
Family=ipv6
Blackhole=yes
[NextHop]
Gateway=192.168.5.2
[NextHop]
Family=ipv4
Blackhole=yes
[NextHop]
Family=ipv6
Blackhole=yes
[Route]
NextHop=1
Destination=10.10.10.10
@@ -46,3 +64,11 @@ Destination=2001:1234:5:8f62::1
[Route]
NextHop=5
Destination=10.10.10.12
[Route]
NextHop=6
Destination=10.10.10.13
[Route]
NextHop=7
Destination=2001:1234:5:8f62::2

23
test/test-network/systemd-networkd-tests.py
View File

@@ -404,6 +404,13 @@ def remove_routes(routes):
for route_type, addr in routes:
call('ip route del', route_type, addr, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
def remove_blackhole_nexthops():
ret = run('ip nexthop show dev lo', stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
if ret.returncode == 0:
for line in ret.stdout.rstrip().splitlines():
id = line.split()[1]
call(f'ip nexthop del id {id}')
def remove_l2tp_tunnels(tunnel_ids):
output = check_output('ip l2tp show tunnel')
for tid in tunnel_ids:
@@ -1831,12 +1838,14 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
routes = [['blackhole', '202.54.1.2'], ['unreachable', '202.54.1.3'], ['prohibit', '202.54.1.4']]
def setUp(self):
remove_blackhole_nexthops()
remove_routing_policy_rule_tables(self.routing_policy_rule_tables)
remove_routes(self.routes)
remove_links(self.links)
stop_networkd(show_logs=False)
def tearDown(self):
remove_blackhole_nexthops()
remove_routing_policy_rule_tables(self.routing_policy_rule_tables)
remove_routes(self.routes)
remove_links(self.links)
@@ -2829,6 +2838,12 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
self.assertRegex(output, 'id 5 via 192.168.10.1 dev veth99 .*onlink')
self.assertRegex(output, r'id [0-9]* via 192.168.5.2 dev veth99')
# kernel manages blackhole nexthops on lo
output = check_output('ip nexthop list dev lo')
print(output)
self.assertIn('id 6 blackhole', output)
self.assertIn('id 7 blackhole', output)
output = check_output('ip route show dev veth99 10.10.10.10')
print(output)
self.assertEqual('10.10.10.10 nhid 1 via 192.168.5.1 proto static', output)
@@ -2845,6 +2860,14 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
print(output)
self.assertEqual('2001:1234:5:8f62::1 nhid 2 via 2001:1234:5:8f63::2 proto static metric 1024 pref medium', output)
output = check_output('ip route show 10.10.10.13')
print(output)
self.assertEqual('blackhole 10.10.10.13 nhid 6 dev lo proto static', output)
output = check_output('ip -6 route show 2001:1234:5:8f62::2')
print(output)
self.assertEqual('blackhole 2001:1234:5:8f62::2 nhid 7 dev lo proto static metric 1024 pref medium', output)
def test_qdisc(self):
copy_unit_to_networkd_unit_path('25-qdisc-clsact-and-htb.network', '12-dummy.netdev',
'25-qdisc-ingress-netem-compat.network', '11-dummy.netdev')