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test-network: add test case for regenerating prefix stable address on conflict

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For issue #31605.
This commit is contained in:
Yu Watanabe 2024-04-09 11:28:20 +09:00
parent e14679ff76
commit ce4ed0ad99
2 changed files with 44 additions and 5 deletions
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9
test/test-network/conf/25-ipv6-prefix-veth-token-prefixstable.network
View file

@ -6,8 +6,6 @@ Name=veth99
IPv6AcceptRA=true
[IPv6AcceptRA]
Token=prefixstable:2002:da8:1::
Token=prefixstable:2002:da8:1::,86b123b969ba4b7eb8b3d8605123525a
# invalid tokens
Token=prefixstable:2002:da8:1::,00000000000000000000000000000000
Token=prefixstable:2002:da8:1::,
@ -17,3 +15,10 @@ Token=prefixstable@
Token=static
Token=static:
Token=static:::
# valid token
Token=prefixstable:2002:da8:1::
Token=prefixstable:2002:da8:1::,86b123b969ba4b7eb8b3d8605123525a
# reset token
Token=
# set token again
Token=prefixstable:2002:da8:1::,86b123b969ba4b7eb8b3d8605123525a

40
test/test-network/systemd-networkd-tests.py
View file

@ -5577,10 +5577,44 @@ class NetworkdRATests(unittest.TestCase, Utilities):
start_networkd()
self.wait_online('veth99:routable', 'veth-peer:degraded')
output = networkctl_status('veth99')
output = check_output('ip -6 address show dev veth99')
print(output)
self.assertIn('2002:da8:1:0:b47e:7975:fc7a:7d6e', output)
self.assertIn('2002:da8:2:0:1034:56ff:fe78:9abc', output) # EUI64
self.assertIn('2002:da8:1:0:b47e:7975:fc7a:7d6e/64', output) # the 1st prefixstable
self.assertIn('2002:da8:2:0:1034:56ff:fe78:9abc/64', output) # EUI64
with open(os.path.join(network_unit_dir, '25-ipv6-prefix-veth-token-prefixstable.network'), mode='a', encoding='utf-8') as f:
f.write('\n[IPv6AcceptRA]\nPrefixAllowList=2002:da8:1:0::/64\n')
networkctl_reload()
self.wait_online('veth99:routable')
output = check_output('ip -6 address show dev veth99')
print(output)
self.assertIn('2002:da8:1:0:b47e:7975:fc7a:7d6e/64', output) # the 1st prefixstable
self.assertNotIn('2002:da8:2:0:1034:56ff:fe78:9abc/64', output) # EUI64
check_output('ip address del 2002:da8:1:0:b47e:7975:fc7a:7d6e/64 dev veth99')
check_output('ip address add 2002:da8:1:0:b47e:7975:fc7a:7d6e/64 dev veth-peer nodad')
networkctl_reconfigure('veth99')
self.wait_online('veth99:routable')
output = check_output('ip -6 address show dev veth99')
print(output)
self.assertNotIn('2002:da8:1:0:b47e:7975:fc7a:7d6e/64', output) # the 1st prefixstable
self.assertIn('2002:da8:1:0:da5d:e50a:43fd:5d0f/64', output) # the 2nd prefixstable
check_output('ip address del 2002:da8:1:0:da5d:e50a:43fd:5d0f/64 dev veth99')
check_output('ip address add 2002:da8:1:0:da5d:e50a:43fd:5d0f/64 dev veth-peer nodad')
networkctl_reconfigure('veth99')
self.wait_online('veth99:routable')
output = check_output('ip -6 address show dev veth99')
print(output)
self.assertNotIn('2002:da8:1:0:b47e:7975:fc7a:7d6e/64', output) # the 1st prefixstable
self.assertNotIn('2002:da8:1:0:da5d:e50a:43fd:5d0f/64', output) # the 2nd prefixstable
self.assertIn('2002:da8:1:0:c7e4:77ec:eb31:1b0d/64', output) # the 3rd prefixstable
def test_ipv6_token_prefixstable_without_address(self):
copy_network_unit('25-veth.netdev', '25-ipv6-prefix.network', '25-ipv6-prefix-veth-token-prefixstable-without-address.network')