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test-network: split test_dhcp6pd() into small pieces

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This commit is contained in:
Yu Watanabe 2024-02-17 05:47:55 +09:00 committed by Luca Boccassi
parent b4054aff24
commit ab06b74fd3
4 changed files with 58 additions and 44 deletions
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21
test/test-network/conf/25-dhcp6pd-upstream-no-address.network Normal file
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@ -0,0 +1,21 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
[Match]
Name=veth99
[Network]
IPv6PrivacyExtensions=yes
IPv6AcceptRA=no
DHCP=ipv6
DHCPPrefixDelegation=yes
[DHCPv6]
WithoutRA=solicit
UseAddress=no
[DHCPPrefixDelegation]
UplinkInterface=:self
SubnetId=10
Announce=no
Token=eui64
Token=::1a:2b:3c:4d
Assign=no

2
test/test-network/conf/25-dhcp6pd-upstream.network
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@ -10,7 +10,6 @@ DHCPPrefixDelegation=yes
[DHCPv6]
WithoutRA=solicit
UseAddress=no
[DHCPPrefixDelegation]
UplinkInterface=:self
@ -18,4 +17,3 @@ SubnetId=10
Announce=no
Token=eui64
Token=::1a:2b:3c:4d
Assign=no

6
test/test-network/conf/25-dhcp6pd-upstream.network.d/with-address.conf
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@ -1,6 +0,0 @@
# SPDX-License-Identifier: LGPL-2.1-or-later
[DHCPv6]
UseAddress=yes
[DHCPPrefixDelegation]
Assign=yes

73
test/test-network/systemd-networkd-tests.py
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@ -6567,63 +6567,64 @@ class NetworkdDHCPPDTests(unittest.TestCase, Utilities):
def tearDown(self):
tear_down_common()
def test_dhcp6pd(self):
def get_dhcp6_prefix(link):
description = get_link_description(link)
def check_dhcp6_prefix(self, link):
description = get_link_description(link)
self.assertIn('DHCPv6Client', description.keys())
self.assertIn('Prefixes', description['DHCPv6Client'])
self.assertIn('DHCPv6Client', description.keys())
self.assertIn('Prefixes', description['DHCPv6Client'])
prefixInfo = description['DHCPv6Client']['Prefixes']
prefixInfo = description['DHCPv6Client']['Prefixes']
return prefixInfo
self.assertEqual(len(prefixInfo), 1)
copy_network_unit('25-veth.netdev', '25-dhcp6pd-server.network', '25-dhcp6pd-upstream.network',
'25-veth-downstream-veth97.netdev', '25-dhcp-pd-downstream-veth97.network', '25-dhcp-pd-downstream-veth97-peer.network',
'25-veth-downstream-veth98.netdev', '25-dhcp-pd-downstream-veth98.network', '25-dhcp-pd-downstream-veth98-peer.network',
'11-dummy.netdev', '25-dhcp-pd-downstream-test1.network',
'25-dhcp-pd-downstream-dummy97.network',
'12-dummy.netdev', '25-dhcp-pd-downstream-dummy98.network',
'13-dummy.netdev', '25-dhcp-pd-downstream-dummy99.network',
copy_dropins=False)
self.assertIn('Prefix', prefixInfo[0].keys())
self.assertIn('PrefixLength', prefixInfo[0].keys())
self.assertIn('PreferredLifetimeUSec', prefixInfo[0].keys())
self.assertIn('ValidLifetimeUSec', prefixInfo[0].keys())
self.setup_nftset('addr6', 'ipv6_addr')
self.setup_nftset('network6', 'ipv6_addr', 'flags interval;')
self.setup_nftset('ifindex', 'iface_index')
self.assertEqual(prefixInfo[0]['Prefix'][0:6], [63, 254, 5, 1, 255, 255])
self.assertEqual(prefixInfo[0]['PrefixLength'], 56)
self.assertGreater(prefixInfo[0]['PreferredLifetimeUSec'], 0)
self.assertGreater(prefixInfo[0]['ValidLifetimeUSec'], 0)
def test_dhcp6pd_no_address(self):
# For issue #29979.
copy_network_unit('25-veth.netdev', '25-dhcp6pd-server.network', '25-dhcp6pd-upstream-no-address.network')
start_networkd()
self.wait_online('veth-peer:routable')
start_isc_dhcpd(conf_file='isc-dhcpd-dhcp6pd.conf', ipv='-6')
self.wait_online('veth99:degraded')
# First, test UseAddress=no and Assign=no (issue #29979).
# Note, due to the bug #29701, this test must be done at first.
print('### ip -6 address show dev veth99 scope global')
output = check_output('ip -6 address show dev veth99 scope global')
print(output)
self.assertNotIn('inet6 3ffe:501:ffff', output)
# Check DBus assigned prefix information to veth99
prefixInfo = get_dhcp6_prefix('veth99')
self.check_dhcp6_prefix('veth99')
self.assertEqual(len(prefixInfo), 1)
prefixInfo = prefixInfo[0]
def test_dhcp6pd(self):
copy_network_unit('25-veth.netdev', '25-dhcp6pd-server.network', '25-dhcp6pd-upstream.network',
'25-veth-downstream-veth97.netdev', '25-dhcp-pd-downstream-veth97.network', '25-dhcp-pd-downstream-veth97-peer.network',
'25-veth-downstream-veth98.netdev', '25-dhcp-pd-downstream-veth98.network', '25-dhcp-pd-downstream-veth98-peer.network',
'11-dummy.netdev', '25-dhcp-pd-downstream-test1.network',
'25-dhcp-pd-downstream-dummy97.network',
'12-dummy.netdev', '25-dhcp-pd-downstream-dummy98.network',
'13-dummy.netdev', '25-dhcp-pd-downstream-dummy99.network')
self.assertIn('Prefix', prefixInfo.keys())
self.assertIn('PrefixLength', prefixInfo.keys())
self.assertIn('PreferredLifetimeUSec', prefixInfo.keys())
self.assertIn('ValidLifetimeUSec', prefixInfo.keys())
self.assertEqual(prefixInfo['Prefix'][0:6], [63, 254, 5, 1, 255, 255])
self.assertEqual(prefixInfo['PrefixLength'], 56)
self.assertGreater(prefixInfo['PreferredLifetimeUSec'], 0)
self.assertGreater(prefixInfo['ValidLifetimeUSec'], 0)
copy_network_unit('25-dhcp6pd-upstream.network.d/with-address.conf')
networkctl_reload()
start_networkd()
self.wait_online('veth-peer:routable')
start_isc_dhcpd(conf_file='isc-dhcpd-dhcp6pd.conf', ipv='-6')
self.wait_online('veth99:routable', 'test1:routable', 'dummy98:routable', 'dummy99:degraded',
'veth97:routable', 'veth97-peer:routable', 'veth98:routable', 'veth98-peer:routable')
self.setup_nftset('addr6', 'ipv6_addr')
self.setup_nftset('network6', 'ipv6_addr', 'flags interval;')
self.setup_nftset('ifindex', 'iface_index')
# Check DBus assigned prefix information to veth99
self.check_dhcp6_prefix('veth99')
print('### ip -6 address show dev veth-peer scope global')
output = check_output('ip -6 address show dev veth-peer scope global')
print(output)