test-network: add test cases for 'networkctl dhcp-lease' command

Addresses the request:
https://github.com/systemd/systemd/pull/42137#pullrequestreview-4305664376
This commit is contained in:
Yu Watanabe
2026-05-21 07:51:16 +09:00
parent 18f2e9bcfa
commit 0080566c92
@@ -1174,6 +1174,10 @@ def networkctl_reload():
networkctl('reload')
def networkctl_dhcp_lease(*args):
return networkctl('dhcp-lease', *args)
def resolvectl(*args):
return check_output(*(resolvectl_cmd + list(args)), env=env)
@@ -8768,6 +8772,43 @@ class NetworkdDHCPClientTests(unittest.TestCase, Utilities):
self.assertIn('client provides name: test-hostname', output)
self.assertIn('26:mtu', output)
print('### networkctl dhcp-lease')
output = networkctl_dhcp_lease('veth99')
print(output)
# header
self.assertIn('Hardware Type: ETHER', output)
self.assertIn('Hardware Address: 12:34:56:78:9a:bc', output)
self.assertIn(f'Client Address: {address1}', output)
self.assertIn('Server Address: 192.168.5.1', output)
# options
self.assertRegex(output, r'1 subnet mask *255\.255\.255\.0')
self.assertRegex(output, r'3 router *192\.168\.5\.1')
self.assertRegex(output, r'6 domain name server *192\.168\.5\.6\n *192\.168\.5\.7')
self.assertRegex(output, r'26 MTU size *1492')
self.assertRegex(output, r'28 broadcast address *192\.168\.5\.255')
self.assertRegex(output, r'51 lease time *2min')
self.assertRegex(output, r'53 message type *5')
self.assertRegex(output, r'54 server identifier *192\.168\.5\.1')
self.assertRegex(output, r'119 domain search *example\.com')
self.assertRegex(output, r'120 SIP server *192\.168\.5\.21\n *192\.168\.5\.22')
# extra arguments
output = networkctl_dhcp_lease('veth99', '1')
print(output)
self.assertRegex(output, r'1 subnet mask *255\.255\.255\.0')
output = networkctl_dhcp_lease('veth99', '1:auto')
print(output)
self.assertRegex(output, r'1 subnet mask *255\.255\.255\.0')
output = networkctl_dhcp_lease('veth99', '1:hex')
print(output)
self.assertRegex(output, 'CODE *NAME *DATA')
self.assertRegex(output, r'1 subnet mask *ff:ff:ff:00')
output = networkctl_dhcp_lease('veth99', '1:hex', '--no-legend')
print(output)
self.assertNotIn('CODE', output)
self.assertNotIn('NAME', output)
self.assertNotIn('DATA', output)
self.assertRegex(output, r'1 subnet mask *ff:ff:ff:00')
# change address range, DNS servers, and Domains
stop_dnsmasq()
start_dnsmasq(
@@ -8877,6 +8918,26 @@ class NetworkdDHCPClientTests(unittest.TestCase, Utilities):
self.assertIn('client provides name: test-hostname', output)
self.assertIn('26:mtu', output)
print('### networkctl dhcp-lease')
output = networkctl_dhcp_lease('veth99')
print(output)
# header
self.assertIn('Hardware Type: ETHER', output)
self.assertIn('Hardware Address: 12:34:56:78:9a:bc', output)
self.assertIn(f'Client Address: {address2}', output)
self.assertIn('Server Address: 192.168.5.1', output)
# options
self.assertRegex(output, r'1 subnet mask *255\.255\.255\.0')
self.assertRegex(output, r'3 router *192\.168\.5\.1')
self.assertRegex(output, r'6 domain name server *192\.168\.5\.1\n *192\.168\.5\.7\n *192\.168\.5\.8')
self.assertRegex(output, r'26 MTU size *1492')
self.assertRegex(output, r'28 broadcast address *192\.168\.5\.255')
self.assertRegex(output, r'51 lease time *2min')
self.assertRegex(output, r'53 message type *5')
self.assertRegex(output, r'54 server identifier *192\.168\.5\.1')
self.assertRegex(output, r'119 domain search *foo\.example\.com')
self.assertRegex(output, r'120 SIP server *192\.168\.5\.23\n *192\.168\.5\.24')
self.check_netlabel('veth99', r'192\.168\.5\.0/24')
self.check_nftset('addr4', r'192\.168\.5\.1')