#!/usr/bin/env python3 # SPDX-License-Identifier: LGPL-2.1+ # systemd-networkd tests import os import sys import unittest import subprocess import time import shutil import signal import socket import threading from shutil import copytree network_unit_file_path='/var/run/systemd/network' networkd_ci_path='/var/run/networkd-ci' network_sysctl_ipv6_path='/proc/sys/net/ipv6/conf' network_sysctl_ipv4_path='/proc/sys/net/ipv4/conf' dnsmasq_config_file='/var/run/networkd-ci/test-dnsmasq.conf' dnsmasq_pid_file='/var/run/networkd-ci/test-test-dnsmasq.pid' dnsmasq_log_file='/var/run/networkd-ci/test-dnsmasq-log-file' def setUpModule(): os.makedirs(network_unit_file_path, exist_ok=True) os.makedirs(networkd_ci_path, exist_ok=True) shutil.rmtree(networkd_ci_path) copytree(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'conf'), networkd_ci_path) def tearDownModule(): shutil.rmtree(networkd_ci_path) class Utilities(): dhcp_server_data = [] def read_link_attr(self, link, dev, attribute): with open(os.path.join(os.path.join(os.path.join('/sys/class/net/', link), dev), attribute)) as f: return f.readline().strip() def link_exits(self, link): return os.path.exists(os.path.join('/sys/class/net', link)) def link_remove(self, links): for link in links: if os.path.exists(os.path.join('/sys/class/net', link)): subprocess.call(['ip', 'link', 'del', 'dev', link]) def read_ipv6_sysctl_attr(self, link, attribute): with open(os.path.join(os.path.join(network_sysctl_ipv6_path, link), attribute)) as f: return f.readline().strip() def read_ipv4_sysctl_attr(self, link, attribute): with open(os.path.join(os.path.join(network_sysctl_ipv4_path, link), attribute)) as f: return f.readline().strip() def copy_unit_to_networkd_unit_path(self, *units): for unit in units: shutil.copy(os.path.join(networkd_ci_path, unit), network_unit_file_path) def remove_unit_from_networkd_path(self, units): for unit in units: if (os.path.exists(os.path.join(network_unit_file_path, unit))): os.remove(os.path.join(network_unit_file_path, unit)) def start_dnsmasq(self): subprocess.check_call('dnsmasq -8 /var/run/networkd-ci/test-dnsmasq-log-file --log-queries=extra --log-dhcp --pid-file=/var/run/networkd-ci/test-test-dnsmasq.pid --conf-file=/dev/null --interface=veth-peer --enable-ra --dhcp-range=2600::10,2600::20 --dhcp-range=192.168.5.10,192.168.5.200 -R --dhcp-leasefile=/var/run/networkd-ci/lease --dhcp-option=26,1492 --dhcp-option=option:router,192.168.5.1 --dhcp-option=33,192.168.5.4,192.168.5.5', shell=True) time.sleep(10) def stop_dnsmasq(self, pid_file): if os.path.exists(pid_file): with open(pid_file, 'r') as f: pid = f.read().rstrip(' \t\r\n\0') os.kill(int(pid), signal.SIGTERM) os.remove(pid_file) def search_words_in_file(self, word): if os.path.exists(dnsmasq_log_file): with open (dnsmasq_log_file) as in_file: contents = in_file.read() print(contents) for part in contents.split(): if word in part: in_file.close() print("%s, %s" % (word, part)) return True return False def remove_lease_file(self): if os.path.exists(os.path.join(networkd_ci_path, 'lease')): os.remove(os.path.join(networkd_ci_path, 'lease')) def remove_log_file(self): if os.path.exists(dnsmasq_log_file): os.remove(dnsmasq_log_file) def start_networkd(self): subprocess.check_call('systemctl restart systemd-networkd', shell=True) time.sleep(5) global ip global port class DHCPServer(threading.Thread): def __init__(self, name): threading.Thread.__init__(self) self.name = name def run(self): self.start_dhcp_server() def start_dhcp_server(self): sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) server_address = ('0.0.0.0', 67) sock.bind(server_address) print('Starting DHCP Server ...\n') data, addr = sock.recvfrom(1024) # buffer size is 1024 bytes global ip ip = addr[0] global port port = addr[1] sock.close() class NetworkdNetDevTests(unittest.TestCase, Utilities): links =['bridge99', 'bond99', 'bond99', 'vlan99', 'test1', 'macvtap99', 'macvlan99', 'ipvlan99', 'vxlan99', 'veth99', 'vrf99', 'tun99', 'tap99', 'vcan99', 'geneve99', 'dummy98', 'ipiptun99', 'sittun99', 'gretap99', 'vtitun99', 'vti6tun99','ip6tnl99', 'gretun99', 'ip6gretap99'] units = ['25-bridge.netdev', '25-bond.netdev', '21-vlan.netdev', '11-dummy.netdev', '21-vlan.network', '21-macvtap.netdev', 'macvtap.network', '21-macvlan.netdev', 'macvlan.network', 'vxlan.network', '25-vxlan.netdev', '25-ipvlan.netdev', 'ipvlan.network', '25-veth.netdev', '25-vrf.netdev', '25-tun.netdev', '25-tun.netdev', '25-vcan.netdev', '25-geneve.netdev', '25-ipip-tunnel.netdev', '25-ip6tnl-tunnel.netdev', '25-ip6gre-tunnel.netdev','25-sit-tunnel.netdev', '25-gre-tunnel.netdev', '25-gretap-tunnel.netdev', '25-vti-tunnel.netdev', '25-vti6-tunnel.netdev', '12-dummy.netdev', 'gre.network', 'ipip.network', 'ip6gretap.network', 'gretun.network', 'ip6tnl.network', '25-tap.netdev', 'vti6.network', 'vti.network', 'gretap.network', 'sit.network', '25-ipip-tunnel-independent.netdev'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_bridge(self): self.copy_unit_to_networkd_unit_path('25-bridge.netdev') self.start_networkd() self.assertTrue(self.link_exits('bridge99')) self.assertEqual('900', self.read_link_attr('bridge99', 'bridge', 'hello_time')) self.assertEqual('900', self.read_link_attr('bridge99', 'bridge', 'max_age')) self.assertEqual('900', self.read_link_attr('bridge99', 'bridge','forward_delay')) self.assertEqual('900', self.read_link_attr('bridge99', 'bridge','ageing_time')) self.assertEqual('9', self.read_link_attr('bridge99', 'bridge','priority')) self.assertEqual('1', self.read_link_attr('bridge99', 'bridge','multicast_querier')) self.assertEqual('1', self.read_link_attr('bridge99', 'bridge','multicast_snooping')) self.assertEqual('1', self.read_link_attr('bridge99', 'bridge','stp_state')) def test_bond(self): self.copy_unit_to_networkd_unit_path('25-bond.netdev') self.start_networkd() self.assertTrue(self.link_exits('bond99')) self.assertEqual('802.3ad 4', self.read_link_attr('bond99', 'bonding', 'mode')) self.assertEqual('layer3+4 1', self.read_link_attr('bond99', 'bonding', 'xmit_hash_policy')) self.assertEqual('1000', self.read_link_attr('bond99', 'bonding', 'miimon')) self.assertEqual('fast 1', self.read_link_attr('bond99', 'bonding', 'lacp_rate')) self.assertEqual('2000', self.read_link_attr('bond99', 'bonding', 'updelay')) self.assertEqual('2000', self.read_link_attr('bond99', 'bonding', 'downdelay')) self.assertEqual('4', self.read_link_attr('bond99', 'bonding', 'resend_igmp')) self.assertEqual('1', self.read_link_attr('bond99', 'bonding', 'min_links')) def test_vlan(self): self.copy_unit_to_networkd_unit_path('21-vlan.netdev', '11-dummy.netdev', '21-vlan.network') self.start_networkd() self.assertTrue(self.link_exits('vlan99')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'vlan99']).rstrip().decode('utf-8') self.assertTrue(output, 'REORDER_HDR') self.assertTrue(output, 'LOOSE_BINDING') self.assertTrue(output, 'GVRP') self.assertTrue(output, 'MVRP') self.assertTrue(output, '99') def test_macvtap(self): self.copy_unit_to_networkd_unit_path('21-macvtap.netdev', '11-dummy.netdev', 'macvtap.network') self.start_networkd() self.assertTrue(self.link_exits('macvtap99')) def test_macvlan(self): self.copy_unit_to_networkd_unit_path('21-macvlan.netdev', '11-dummy.netdev', 'macvlan.network') self.start_networkd() self.assertTrue(self.link_exits('macvlan99')) def test_ipvlan(self): self.copy_unit_to_networkd_unit_path('25-ipvlan.netdev', '11-dummy.netdev', 'ipvlan.network') self.start_networkd() self.assertTrue(self.link_exits('ipvlan99')) def test_veth(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev') self.start_networkd() self.assertTrue(self.link_exits('veth99')) def test_dummy(self): self.copy_unit_to_networkd_unit_path('11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('test1')) def test_tun(self): self.copy_unit_to_networkd_unit_path('25-tun.netdev') self.start_networkd() self.assertTrue(self.link_exits('tun99')) def test_tap(self): self.copy_unit_to_networkd_unit_path('25-tap.netdev') self.start_networkd() self.assertTrue(self.link_exits('tap99')) def test_vrf(self): self.copy_unit_to_networkd_unit_path('25-vrf.netdev') self.start_networkd() self.assertTrue(self.link_exits('vrf99')) def test_vcan(self): self.copy_unit_to_networkd_unit_path('25-vcan.netdev') self.start_networkd() self.assertTrue(self.link_exits('vcan99')) def test_geneve(self): self.copy_unit_to_networkd_unit_path('25-geneve.netdev') self.start_networkd() self.assertTrue(self.link_exits('geneve99')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'geneve99']).rstrip().decode('utf-8') self.assertTrue(output, '192.168.22.1') self.assertTrue(output, '6082') self.assertTrue(output, 'udpcsum') self.assertTrue(output, 'udp6zerocsumrx') def test_ipip_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-ipip-tunnel.netdev', 'ipip.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('ipiptun99')) def test_gre_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-gre-tunnel.netdev', 'gretun.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('gretun99')) def test_gretap_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-gretap-tunnel.netdev', 'gretap.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('gretap99')) def test_ip6gretap_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-ip6gre-tunnel.netdev', 'ip6gretap.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('ip6gretap99')) def test_vti_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-vti-tunnel.netdev', 'vti.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('vtitun99')) def test_vti6_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-vti6-tunnel.netdev', 'vti6.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('vti6tun99')) def test_ip6tnl_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-ip6tnl-tunnel.netdev', 'ip6tnl.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('ip6tnl99')) def test_sit_tunnel(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', '25-sit-tunnel.netdev', 'sit.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('sittun99')) def test_tunnel_independent(self): self.copy_unit_to_networkd_unit_path('25-ipip-tunnel-independent.netdev') self.start_networkd() self.assertTrue(self.link_exits('ipiptun99')) def test_vxlan(self): self.copy_unit_to_networkd_unit_path('25-vxlan.netdev', 'vxlan.network','11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('vxlan99')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'vxlan99']).rstrip().decode('utf-8') self.assertRegex(output, "999") self.assertRegex(output, '5555') self.assertRegex(output, 'l2miss') self.assertRegex(output, 'l3miss') self.assertRegex(output, 'udpcsum') self.assertRegex(output, 'udp6zerocsumtx') self.assertRegex(output, 'udp6zerocsumrx') self.assertRegex(output, 'remcsumtx') self.assertRegex(output, 'remcsumrx') self.assertRegex(output, 'gbp') class NetworkdNetWorkTests(unittest.TestCase, Utilities): links = ['dummy98', 'test1', 'bond199'] units = ['12-dummy.netdev', 'test-static.network', 'configure-without-carrier.network', '11-dummy.netdev', '23-primary-slave.network', '23-test1-bond199.network', '11-dummy.netdev', '23-bond199.network', '25-bond-active-backup-slave.netdev', '12-dummy.netdev', '23-active-slave.network', 'routing-policy-rule.network', '25-address-section.network', '25-address-section-miscellaneous.network', '25-route-section.network', '25-route-type.network', '25-route-tcp-window-settings.network', '25-address-link-section.network', '25-ipv6-address-label-section.network', '25-link-section-unmanaged.network', '25-sysctl.network'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_static_address(self): self.copy_unit_to_networkd_unit_path('12-dummy.netdev', 'test-static.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['networkctl', 'status', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.0.15') self.assertRegex(output, '192.168.0.1') self.assertRegex(output, 'routable') def test_configure_without_carrier(self): self.copy_unit_to_networkd_unit_path('configure-without-carrier.network', '11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('test1')) output = subprocess.check_output(['networkctl', 'status', 'test1']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.0.15') self.assertRegex(output, '192.168.0.1') self.assertRegex(output, 'routable') def test_bond_active_slave(self): self.copy_unit_to_networkd_unit_path('23-active-slave.network', '23-bond199.network', '25-bond-active-backup-slave.netdev', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('bond199')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'bond199']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'active_slave dummy98') def test_bond_primary_slave(self): self.copy_unit_to_networkd_unit_path('23-primary-slave.network', '23-test1-bond199.network', '25-bond-active-backup-slave.netdev', '11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('test1')) self.assertTrue(self.link_exits('bond199')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'bond199']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'primary test1') def test_routing_policy_rule(self): self.copy_unit_to_networkd_unit_path('routing-policy-rule.network', '11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('test1')) output = subprocess.check_output(['ip', 'rule']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '111') self.assertRegex(output, 'from 192.168.100.18') self.assertRegex(output, 'tos 0x08') self.assertRegex(output, 'iif test1') self.assertRegex(output, 'oif test1') self.assertRegex(output, 'lookup 7') def test_address_preferred_lifetime_zero_ipv6(self): self.copy_unit_to_networkd_unit_path('25-address-section-miscellaneous.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['ip', 'address', 'show', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'inet 10.2.3.4/16 brd 10.2.255.255 scope link deprecated dummy98') self.assertRegex(output, 'inet6 2001:db8:0:f101::1/64 scope global') def test_ip_route(self): self.copy_unit_to_networkd_unit_path('25-route-section.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['ip', 'route', 'list', 'dev', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.0.1') self.assertRegex(output, 'static') self.assertRegex(output, '192.168.0.0/24') def test_ip_route_blackhole_unreachable_prohibit(self): self.copy_unit_to_networkd_unit_path('25-route-type.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['ip', 'route', 'list']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'blackhole') self.assertRegex(output, 'unreachable') self.assertRegex(output, 'prohibit') subprocess.call(['ip', 'route', 'del', 'blackhole', '202.54.1.2']) subprocess.call(['ip', 'route', 'del', 'unreachable', '202.54.1.3']) subprocess.call(['ip', 'route', 'del', 'prohibit', '202.54.1.4']) def test_ip_route_tcp_window(self): self.copy_unit_to_networkd_unit_path('25-route-tcp-window-settings.network', '11-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('test1')) output = subprocess.check_output(['ip', 'route', 'list']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'initcwnd 20') self.assertRegex(output, 'initrwnd 30') def test_ip_link_mac_address(self): self.copy_unit_to_networkd_unit_path('25-address-link-section.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['ip', 'link', 'show', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '00:01:02:aa:bb:cc') def test_ip_link_unmanaged(self): self.copy_unit_to_networkd_unit_path('25-link-section-unmanaged.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['networkctl', 'status', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'unmanaged') def test_ipv6_address_label(self): self.copy_unit_to_networkd_unit_path('25-ipv6-address-label-section.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['ip', 'addrlabel', 'list']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '2004:da8:1::/64') def test_sysctl(self): self.copy_unit_to_networkd_unit_path('25-sysctl.network', '12-dummy.netdev') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertEqual(self.read_ipv6_sysctl_attr('dummy98', 'forwarding'), '1') self.assertEqual(self.read_ipv6_sysctl_attr('dummy98', 'use_tempaddr'), '2') self.assertEqual(self.read_ipv6_sysctl_attr('dummy98', 'dad_transmits'), '3') self.assertEqual(self.read_ipv6_sysctl_attr('dummy98', 'hop_limit'), '5') self.assertEqual(self.read_ipv6_sysctl_attr('dummy98', 'proxy_ndp'), '1') self.assertEqual(self.read_ipv4_sysctl_attr('dummy98', 'forwarding'),'1') self.assertEqual(self.read_ipv4_sysctl_attr('dummy98', 'proxy_arp'), '1') class NetworkdNetWorkBrideTests(unittest.TestCase, Utilities): links = ['dummy98', 'test1', 'bridge99'] units = ['11-dummy.netdev', '12-dummy.netdev', '26-bridge.netdev', '26-bridge-slave-interface-1.network', '26-bridge-slave-interface-2.network', 'bridge99.network'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_bridge_property(self): self.copy_unit_to_networkd_unit_path('11-dummy.netdev', '12-dummy.netdev', '26-bridge.netdev', '26-bridge-slave-interface-1.network', '26-bridge-slave-interface-2.network', 'bridge99.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) self.assertTrue(self.link_exits('test1')) self.assertTrue(self.link_exits('bridge99')) output = subprocess.check_output(['ip', '-d', 'link', 'show', 'test1']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'master') self.assertRegex(output, 'bridge') output = subprocess.check_output(['ip', '-d', 'link', 'show', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'master') self.assertRegex(output, 'bridge') output = subprocess.check_output(['ip', 'addr', 'show', 'bridge99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.0.15') self.assertRegex(output, '192.168.0.1') output = subprocess.check_output(['bridge', '-d', 'link', 'show', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'cost 400') self.assertRegex(output, 'hairpin on') self.assertRegex(output, 'flood on') self.assertRegex(output, 'fastleave on') class NetworkdNetWorkLLDPTests(unittest.TestCase, Utilities): links = ['veth99'] units = ['23-emit-lldp.network', '24-lldp.network', '25-veth.netdev'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_lldp(self): self.copy_unit_to_networkd_unit_path('23-emit-lldp.network', '24-lldp.network', '25-veth.netdev') self.start_networkd() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['networkctl', 'lldp']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'veth-peer') self.assertRegex(output, 'veth99') class NetworkdNetworkRATests(unittest.TestCase, Utilities): links = ['veth99'] units = ['25-veth.netdev', 'ipv6-prefix.network', 'ipv6-prefix-veth.network'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_ipv6_prefix_delegation(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'ipv6-prefix.network', 'ipv6-prefix-veth.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '2002:da8:1:0') class NetworkdNetworkDHCPServerTests(unittest.TestCase, Utilities): links = ['veth99', 'dummy98'] units = ['25-veth.netdev', 'dhcp-client.network', 'dhcp-server.network', '12-dummy.netdev', '24-search-domain.network', 'dhcp-client-timezone-router.network', 'dhcp-server-timezone-router.network'] def setUp(self): self.link_remove(self.links) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) def test_dhcp_server(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-client.network', 'dhcp-server.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) time.sleep(5) output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.5.*') self.assertRegex(output, 'Gateway: 192.168.5.1') self.assertRegex(output, 'DNS: 192.168.5.1') self.assertRegex(output, 'NTP: 192.168.5.1') def test_domain(self): self.copy_unit_to_networkd_unit_path( '12-dummy.netdev', '24-search-domain.network') self.start_networkd() self.assertTrue(self.link_exits('dummy98')) output = subprocess.check_output(['networkctl', 'status', 'dummy98']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'Address: 192.168.42.100') self.assertRegex(output, 'DNS: 192.168.42.1') self.assertRegex(output, 'Search Domains: one') def test_emit_router_timezone(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-client-timezone-router.network', 'dhcp-server-timezone-router.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'Gateway: 192.168.5.*') self.assertRegex(output, '192.168.5.*') self.assertRegex(output, 'Europe/Berlin') class NetworkdNetworkDHCPClientTests(unittest.TestCase, Utilities): links = ['veth99', 'dummy98'] units = ['25-veth.netdev', 'dhcp-server-veth-peer.network','dhcp-client-ipv6-only.network', 'dhcp-client-ipv4-only-ipv6-disabled.network', 'dhcp-client-ipv4-only.network', 'dhcp-client-ipv4-dhcp-settings.network', 'dhcp-client-anonymize.network', 'dhcp-client-ipv6-rapid-commit.network', 'dhcp-client-route-table.network', 'dhcp-v4-server-veth-peer.network', 'dhcp-client-listen-port.network', 'dhcp-client-route-metric.network', 'dhcp-client-critical-connection.network'] def setUp(self): self.link_remove(self.links) self.stop_dnsmasq(dnsmasq_pid_file) def tearDown(self): self.link_remove(self.links) self.remove_unit_from_networkd_path(self.units) self.stop_dnsmasq(dnsmasq_pid_file) self.remove_lease_file() self.remove_log_file() def test_dhcp_client_ipv6_only(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network','dhcp-client-ipv6-only.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '2600::') self.assertNotRegex(output, '192.168.5') def test_dhcp_client_ipv4_only(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network','dhcp-client-ipv4-only-ipv6-disabled.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertNotRegex(output, '2600::') self.assertRegex(output, '192.168.5') def test_dhcp_client_ipv4_ipv6(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-ipv6-only.network', 'dhcp-client-ipv4-only.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '2600::') self.assertRegex(output, '192.168.5') def test_dhcp_client_settings(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-ipv4-dhcp-settings.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['ip', 'address', 'show', 'dev', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '12:34:56:78:9a:bc') self.assertRegex(output, '192.168.5') self.assertRegex(output, '1492') output = subprocess.check_output(['ip', 'route']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'default.*dev veth99 proto dhcp') self.search_words_in_file('vendor class: SusantVendorTest') self.search_words_in_file('client MAC address: 12:34:56:78:9a:bc') self.search_words_in_file('client provides name: test-hostname') self.search_words_in_file('26:mtu') def test_dhcp6_client_settings_rapidcommit_true(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-ipv6-only.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['ip', 'address', 'show', 'dev', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '12:34:56:78:9a:bc') self.assertTrue(self.search_words_in_file('14:rapid-commit')) def test_dhcp6_client_settings_rapidcommit_false(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-ipv6-rapid-commit.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() output = subprocess.check_output(['ip', 'address', 'show', 'dev', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '12:34:56:78:9a:bc') self.assertFalse(self.search_words_in_file('14:rapid-commit')) def test_dhcp_client_settings_anonymize(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-anonymize.network') self.start_networkd() self.assertTrue(self.link_exits('veth99')) self.start_dnsmasq() self.assertFalse(self.search_words_in_file('VendorClassIdentifier=SusantVendorTest')) self.assertFalse(self.search_words_in_file('test-hostname')) self.assertFalse(self.search_words_in_file('26:mtu')) def test_dhcp_client_listen_port(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-server-veth-peer.network', 'dhcp-client-listen-port.network') dh_server = DHCPServer("dhcp_server") dh_server.start() self.start_networkd() self.assertTrue(self.link_exits('veth99')) global port global ip self.assertRegex(str(port), '5555') self.assertRegex(str(ip), '0.0.0.0') dh_server.join() def test_dhcp_route_table_id(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-v4-server-veth-peer.network', 'dhcp-client-route-table.network') self.start_networkd() self.start_dnsmasq() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['ip', 'route', 'show', 'table', '12']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'veth99 proto dhcp') self.assertRegex(output, '192.168.5.1') def test_dhcp_route_metric(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-v4-server-veth-peer.network', 'dhcp-client-route-metric.network') self.start_networkd() self.start_dnsmasq() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['ip', 'route', 'show', 'dev', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, 'metric 24') def test_dhcp_route_criticalconnection_true(self): self.copy_unit_to_networkd_unit_path('25-veth.netdev', 'dhcp-v4-server-veth-peer.network', 'dhcp-client-critical-connection.network') self.start_networkd() self.start_dnsmasq() self.assertTrue(self.link_exits('veth99')) output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.5.*') # Stoping dnsmasq as networkd won't be allowed to renew the DHCP lease. self.stop_dnsmasq(dnsmasq_pid_file) # Sleep for 120 sec as the dnsmasq minimum lease time can only be set to 120 time.sleep(125) output = subprocess.check_output(['networkctl', 'status', 'veth99']).rstrip().decode('utf-8') print(output) self.assertRegex(output, '192.168.5.*') if __name__ == '__main__': unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout, verbosity=3))