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test-network: add DHCPv6 DNR test

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Same as the DHCPv4 test.
This commit is contained in:
Ronan Pigott 2024-01-17 19:35:20 -07:00
parent 168ad243cc
commit cb386795c2
1 changed files with 33 additions and 1 deletions
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34
test/test-network/systemd-networkd-tests.py
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@ -769,6 +769,30 @@ def dnr_v4_instance_data(adn, addrs=None, prio=1, alpns=("dot",), dohpath=None):
return pack(data, 2)
def dnr_v6_instance_data(adn, addrs=None, prio=1, alpns=("dot",), dohpath=None):
b = bytes()
pack = lambda c, w=1: struct.pack('>' + "_BH_I"[w], len(c)) + c
pyton = lambda n, w=2: struct.pack('>' + "_BH_I"[w], n)
ipv6 = ipaddress.IPv6Address
class SvcParam(enum.Enum):
ALPN = 1
DOHPATH = 7
data = pyton(prio)
adn = adn.rstrip('.') + '.'
data += pack(b.join(pack(label.encode('ascii')) for label in adn.split('.')), 2)
if not addrs: # adn-only mode
return data
data += pack(b.join(ipv6(addr).packed for addr in addrs), 2)
data += pyton(SvcParam.ALPN.value) + pack(b.join(pack(alpn.encode('ascii')) for alpn in alpns), 2)
if dohpath is not None:
data += pyton(SvcParam.DOHPATH.value) + pack(dohpath.encode('utf-8'), 2)
return data
def start_dnsmasq(*additional_options, interface='veth-peer', ra_mode=None, ipv4_range='192.168.5.10,192.168.5.200', ipv4_router='192.168.5.1', ipv6_range='2600::10,2600::20'):
if ra_mode:
ra_mode = f',{ra_mode}'
@ -7307,6 +7331,10 @@ class NetworkdDHCPClientTests(unittest.TestCase, Utilities):
self.assertIn('0.7.4.2#homer.simpson', output)
else:
self.assertNotIn('8.8.8.8#dns.google', output)
if ipv6:
self.assertIn('2001:4860:4860::8888#dns.google', output)
else:
self.assertNotIn('2001:4860:4860::8888#dns.google', output)
check_json(networkctl_json())
@ -7316,10 +7344,14 @@ class NetworkdDHCPClientTests(unittest.TestCase, Utilities):
self.wait_online('veth-peer:carrier')
dnr_v4 = dnr_v4_instance_data(adn = "dns.google", addrs = ["8.8.8.8", "8.8.4.4"])
dnr_v4 += dnr_v4_instance_data(adn = "homer.simpson", addrs = ["0.7.4.2"], alpns = ("dot","h2","h3"), dohpath = "/springfield{?dns}")
dnr_v6 = dnr_v6_instance_data(adn = "dns.google", addrs = ["2001:4860:4860::8888", "2001:4860:4860::8844"])
masq = lambda bs: ':'.join(f"{b:02x}" for b in bs)
start_dnsmasq(f'--dhcp-option=162,{masq(dnr_v4)}')
start_dnsmasq(f'--dhcp-option=162,{masq(dnr_v4)}',
f'--dhcp-option=option6:144,{masq(dnr_v6)}')
check(self, True, True)
check(self, True, False)
check(self, False, True)
check(self, False, False)
def test_dhcp_client_use_captive_portal(self):