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test-network: add test case about replacing nexthop

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This commit is contained in:
Yu Watanabe 2024-01-03 04:40:48 +09:00
parent 9362f7d5b5
commit 78265b5b4a
5 changed files with 190 additions and 27 deletions
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1
test/test-network/conf/25-nexthop.network → test/test-network/conf/25-nexthop-1.network
View file

@ -6,7 +6,6 @@ Name=veth99
IPv6AcceptRA=no
Address=2001:1234:5:8f63::1/120
Address=192.168.5.10/24
Gateway=192.168.5.1
[NextHop]
Id=1

98
test/test-network/conf/25-nexthop-2.network Normal file
View file

@ -0,0 +1,98 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
[Match]
Name=veth99
[Network]
IPv6AcceptRA=no
Address=2001:1234:5:8f63::1/120
Address=192.168.5.10/24
# Commented out lines are specified in 25-nexthop.network
[NextHop]
#Id=1
Id=6
Gateway=192.168.5.1
[NextHop]
#Id=2
Id=7
Gateway=2001:1234:5:8f63::2
[NextHop]
#Id=3
Id=4
Family=ipv6
[NextHop]
#Id=4
Id=3
Family=ipv4
[NextHop]
Id=5
#Gateway=192.168.10.1
#OnLink=yes
Gateway=192.168.5.3
OnLink=no
[NextHop]
#Id=6
Id=1
Family=ipv4
Blackhole=yes
[NextHop]
#Id=7
Id=2
Family=ipv6
Blackhole=yes
[NextHop]
Id=8
Gateway=fe80::222:4dff:ff:ff:ff:ff
[NextHop]
Gateway=192.168.5.2
[NextHop]
Family=ipv4
Blackhole=yes
[NextHop]
Family=ipv6
Blackhole=yes
[Route]
#NextHop=1
NextHop=6
Destination=10.10.10.10
[Route]
#NextHop=2
NextHop=7
Destination=10.10.10.11
[Route]
#NextHop=2
NextHop=7
Destination=2001:1234:5:8f62::1
[Route]
NextHop=5
Destination=10.10.10.12
[Route]
#NextHop=6
NextHop=1
Destination=10.10.10.13
[Route]
#NextHop=7
NextHop=2
Destination=2001:1234:5:8f62::2
[Route]
#NextHop=21
NextHop=20
Destination=10.10.10.14

0
test/test-network/conf/25-nexthop-dummy.network → test/test-network/conf/25-nexthop-dummy-1.network
View file

20
test/test-network/conf/25-nexthop-dummy-2.network Normal file
View file

@ -0,0 +1,20 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
[Match]
Name=dummy98
[Network]
Address=192.168.20.20/24
IPv6AcceptRA=no
# Commented out lines are specified in 25-nexthop-dummy.network
[NextHop]
#Id=20
Id=21
Gateway=192.168.20.1
[NextHop]
#Id=21
#Group=1:3 20:1
Id=20
Group=5:3 21:1

98
test/test-network/systemd-networkd-tests.py
View file

@ -3854,23 +3854,34 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
self.assertRegex(output, 'inet 10.1.2.3/16 scope global dummy98')
self.assertNotRegex(output, 'inet 10.2.3.4/16 scope global dynamic dummy98')
def check_nexthop(self, manage_foreign_nexthops):
def check_nexthop(self, manage_foreign_nexthops, first):
self.wait_online(['veth99:routable', 'veth-peer:routable', 'dummy98:routable'])
output = check_output('ip nexthop list dev veth99')
print(output)
self.assertIn('id 1 via 192.168.5.1 dev veth99', output)
self.assertIn('id 2 via 2001:1234:5:8f63::2 dev veth99', output)
if first:
self.assertIn('id 1 via 192.168.5.1 dev veth99', output)
self.assertIn('id 2 via 2001:1234:5:8f63::2 dev veth99', output)
else:
self.assertIn('id 6 via 192.168.5.1 dev veth99', output)
self.assertIn('id 7 via 2001:1234:5:8f63::2 dev veth99', output)
self.assertIn('id 3 dev veth99', output)
self.assertIn('id 4 dev veth99', output)
self.assertRegex(output, 'id 5 via 192.168.10.1 dev veth99 .*onlink')
if first:
self.assertRegex(output, 'id 5 via 192.168.10.1 dev veth99 .*onlink')
else:
self.assertIn('id 5 via 192.168.5.3 dev veth99', output)
self.assertNotRegex(output, 'id 5 via 192.168.5.3 dev veth99 .*onlink')
self.assertIn('id 8 via fe80:0:222:4dff:ff:ff:ff:ff dev veth99', output)
if manage_foreign_nexthops:
self.assertRegex(output, r'id [0-9]* via 192.168.5.2 dev veth99')
output = check_output('ip nexthop list dev dummy98')
print(output)
self.assertIn('id 20 via 192.168.20.1 dev dummy98', output)
if first:
self.assertIn('id 20 via 192.168.20.1 dev dummy98', output)
else:
self.assertIn('id 21 via 192.168.20.1 dev dummy98', output)
if manage_foreign_nexthops:
self.assertNotIn('id 42 via 192.168.20.2 dev dummy98', output)
else:
@ -3879,43 +3890,74 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
# 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)
if first:
self.assertIn('id 6 blackhole', output)
self.assertIn('id 7 blackhole', output)
else:
self.assertIn('id 1 blackhole', output)
self.assertIn('id 2 blackhole', output)
# group nexthops are shown with -0 option
output = check_output('ip -0 nexthop list id 21')
print(output)
self.assertRegex(output, r'id 21 group (1,3/20|20/1,3)')
if first:
output = check_output('ip -0 nexthop list id 21')
print(output)
self.assertRegex(output, r'id 21 group (1,3/20|20/1,3)')
else:
output = check_output('ip -0 nexthop list id 20')
print(output)
self.assertRegex(output, r'id 20 group (5,3/21|21/5,3)')
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)
if first:
self.assertEqual('10.10.10.10 nhid 1 via 192.168.5.1 proto static', output)
else:
self.assertEqual('10.10.10.10 nhid 6 via 192.168.5.1 proto static', output)
output = check_output('ip route show dev veth99 10.10.10.11')
print(output)
self.assertEqual('10.10.10.11 nhid 2 via inet6 2001:1234:5:8f63::2 proto static', output)
if first:
self.assertEqual('10.10.10.11 nhid 2 via inet6 2001:1234:5:8f63::2 proto static', output)
else:
self.assertEqual('10.10.10.11 nhid 7 via inet6 2001:1234:5:8f63::2 proto static', output)
output = check_output('ip route show dev veth99 10.10.10.12')
print(output)
self.assertEqual('10.10.10.12 nhid 5 via 192.168.10.1 proto static onlink', output)
if first:
self.assertEqual('10.10.10.12 nhid 5 via 192.168.10.1 proto static onlink', output)
else:
self.assertEqual('10.10.10.12 nhid 5 via 192.168.5.3 proto static', output)
output = check_output('ip -6 route show dev veth99 2001:1234:5:8f62::1')
print(output)
self.assertEqual('2001:1234:5:8f62::1 nhid 2 via 2001:1234:5:8f63::2 proto static metric 1024 pref medium', output)
if first:
self.assertEqual('2001:1234:5:8f62::1 nhid 2 via 2001:1234:5:8f63::2 proto static metric 1024 pref medium', output)
else:
self.assertEqual('2001:1234:5:8f62::1 nhid 7 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)
if first:
self.assertEqual('blackhole 10.10.10.13 nhid 6 dev lo proto static', output)
else:
self.assertEqual('blackhole 10.10.10.13 nhid 1 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)
if first:
self.assertEqual('blackhole 2001:1234:5:8f62::2 nhid 7 dev lo proto static metric 1024 pref medium', output)
else:
self.assertEqual('blackhole 2001:1234:5:8f62::2 nhid 2 dev lo proto static metric 1024 pref medium', output)
output = check_output('ip route show 10.10.10.14')
print(output)
self.assertIn('10.10.10.14 nhid 21 proto static', output)
if first:
self.assertIn('10.10.10.14 nhid 21 proto static', output)
self.assertIn('nexthop via 192.168.5.1 dev veth99 weight 3', output)
else:
self.assertIn('10.10.10.14 nhid 20 proto static', output)
self.assertIn('nexthop via 192.168.5.3 dev veth99 weight 3', output)
self.assertIn('nexthop via 192.168.20.1 dev dummy98 weight 1', output)
self.assertIn('nexthop via 192.168.5.1 dev veth99 weight 3', output)
output = check_output(*networkctl_cmd, '--json=short', 'status', env=env)
check_json(output)
@ -3929,13 +3971,18 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
check_output('ip address add 192.168.20.20/24 dev dummy98')
check_output('ip nexthop add id 42 via 192.168.20.2 dev dummy98')
copy_network_unit('25-nexthop.network', '25-veth.netdev', '25-veth-peer.network',
'12-dummy.netdev', '25-nexthop-dummy.network')
copy_network_unit('25-nexthop-1.network', '25-veth.netdev', '25-veth-peer.network',
'12-dummy.netdev', '25-nexthop-dummy-1.network')
start_networkd()
self.check_nexthop(manage_foreign_nexthops)
self.check_nexthop(manage_foreign_nexthops, first=True)
remove_network_unit('25-nexthop.network')
remove_network_unit('25-nexthop-1.network', '25-nexthop-dummy-1.network')
copy_network_unit('25-nexthop-2.network', '25-nexthop-dummy-2.network')
networkctl_reload()
self.check_nexthop(manage_foreign_nexthops, first=False)
remove_network_unit('25-nexthop-2.network')
copy_network_unit('25-nexthop-nothing.network')
networkctl_reload()
self.wait_online(['veth99:routable', 'veth-peer:routable'])
@ -3947,12 +3994,11 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
print(output)
self.assertEqual(output, '')
remove_network_unit('25-nexthop-nothing.network')
copy_network_unit('25-nexthop.network')
networkctl_reconfigure('dummy98')
remove_network_unit('25-nexthop-nothing.network', '25-nexthop-dummy-2.network')
copy_network_unit('25-nexthop-1.network', '25-nexthop-dummy-1.network')
networkctl_reload()
self.check_nexthop(manage_foreign_nexthops)
self.check_nexthop(manage_foreign_nexthops, first=True)
remove_link('veth99')
time.sleep(2)