diff options
Diffstat (limited to 'test/test-network/systemd-networkd-tests.py')
| -rwxr-xr-x | test/test-network/systemd-networkd-tests.py | 6916 |
1 files changed, 6916 insertions, 0 deletions
diff --git a/test/test-network/systemd-networkd-tests.py b/test/test-network/systemd-networkd-tests.py new file mode 100755 index 0000000..ffd6a89 --- /dev/null +++ b/test/test-network/systemd-networkd-tests.py @@ -0,0 +1,6916 @@ +#!/usr/bin/env python3 +# SPDX-License-Identifier: LGPL-2.1-or-later +# systemd-networkd tests + +# These tests can be executed in the systemd mkosi image when booted in QEMU. After booting the QEMU VM, +# simply run this file which can be found in the VM at /usr/lib/systemd/tests/testdata/test-network/systemd-networkd-tests.py. + +import argparse +import datetime +import errno +import itertools +import json +import os +import pathlib +import re +import shutil +import signal +import socket +import subprocess +import sys +import time +import unittest + +import psutil + +network_unit_dir = '/run/systemd/network' +networkd_conf_dropin_dir = '/run/systemd/networkd.conf.d' +networkd_ci_temp_dir = '/run/networkd-ci' +udev_rules_dir = '/run/udev/rules.d' + +dnsmasq_pid_file = '/run/networkd-ci/test-dnsmasq.pid' +dnsmasq_log_file = '/run/networkd-ci/test-dnsmasq.log' +dnsmasq_lease_file = '/run/networkd-ci/test-dnsmasq.lease' + +isc_dhcpd_pid_file = '/run/networkd-ci/test-isc-dhcpd.pid' +isc_dhcpd_lease_file = '/run/networkd-ci/test-isc-dhcpd.lease' + +radvd_pid_file = '/run/networkd-ci/test-radvd.pid' + +systemd_lib_paths = ['/usr/lib/systemd', '/lib/systemd'] +which_paths = ':'.join(systemd_lib_paths + os.getenv('PATH', os.defpath).lstrip(':').split(':')) +systemd_source_dir = None + +networkd_bin = shutil.which('systemd-networkd', path=which_paths) +resolved_bin = shutil.which('systemd-resolved', path=which_paths) +timesyncd_bin = shutil.which('systemd-timesyncd', path=which_paths) +udevd_bin = shutil.which('systemd-udevd', path=which_paths) +wait_online_bin = shutil.which('systemd-networkd-wait-online', path=which_paths) +networkctl_bin = shutil.which('networkctl', path=which_paths) +resolvectl_bin = shutil.which('resolvectl', path=which_paths) +timedatectl_bin = shutil.which('timedatectl', path=which_paths) +udevadm_bin = shutil.which('udevadm', path=which_paths) +systemd_udev_rules_build_dir = None + +use_valgrind = False +valgrind_cmd = '' +enable_debug = True +env = {} +wait_online_env = {} +asan_options = None +lsan_options = None +ubsan_options = None +with_coverage = False + +active_units = [] +protected_links = { + 'erspan0', + 'gre0', + 'gretap0', + 'ifb0', + 'ifb1', + 'ip6_vti0', + 'ip6gre0', + 'ip6tnl0', + 'ip_vti0', + 'lo', + 'sit0', + 'tunl0', +} +saved_routes = None +saved_ipv4_rules = None +saved_ipv6_rules = None +saved_timezone = None + +def rm_f(path): + if os.path.exists(path): + os.remove(path) + +def rm_rf(path): + shutil.rmtree(path, ignore_errors=True) + +def cp(src, dst): + shutil.copy(src, dst) + +def cp_r(src, dst): + shutil.copytree(src, dst, copy_function=shutil.copy) + +def mkdir_p(path): + os.makedirs(path, exist_ok=True) + +def touch(path): + pathlib.Path(path).touch() + +# pylint: disable=R1710 +def check_output(*command, **kwargs): + # This checks the result and returns stdout (and stderr) on success. + command = command[0].split() + list(command[1:]) + ret = subprocess.run(command, check=False, universal_newlines=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **kwargs) + if ret.returncode == 0: + return ret.stdout.rstrip() + # When returncode != 0, print stdout and stderr, then trigger CalledProcessError. + print(ret.stdout) + ret.check_returncode() + +def call(*command, **kwargs): + # This returns returncode. stdout and stderr are merged and shown in console + command = command[0].split() + list(command[1:]) + return subprocess.run(command, check=False, universal_newlines=True, stderr=subprocess.STDOUT, **kwargs).returncode + +def call_check(*command, **kwargs): + # Same as call() above, but it triggers CalledProcessError if rc != 0 + command = command[0].split() + list(command[1:]) + return subprocess.run(command, check=False, universal_newlines=True, stderr=subprocess.STDOUT, **kwargs).check_returncode() + +def call_quiet(*command, **kwargs): + command = command[0].split() + list(command[1:]) + return subprocess.run(command, check=False, universal_newlines=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, **kwargs).returncode + +def run(*command, **kwargs): + # This returns CompletedProcess instance. + command = command[0].split() + list(command[1:]) + return subprocess.run(command, check=False, universal_newlines=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, **kwargs) + +def check_json(string): + try: + json.loads(string) + except json.JSONDecodeError: + print(f"String is not a valid JSON: '{string}'") + raise + +def is_module_available(*module_names): + for module_name in module_names: + lsmod_output = check_output('lsmod') + module_re = re.compile(rf'^{re.escape(module_name)}\b', re.MULTILINE) + if not module_re.search(lsmod_output) and call_quiet('modprobe', module_name) != 0: + return False + return True + +def expectedFailureIfModuleIsNotAvailable(*module_names): + def f(func): + return func if is_module_available(*module_names) else unittest.expectedFailure(func) + + return f + +def expectedFailureIfERSPANv0IsNotSupported(): + # erspan version 0 is supported since f989d546a2d5a9f001f6f8be49d98c10ab9b1897 (v5.8) + def f(func): + rc = call_quiet('ip link add dev erspan99 type erspan seq key 30 local 192.168.1.4 remote 192.168.1.1 erspan_ver 0') + remove_link('erspan99') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfERSPANv2IsNotSupported(): + # erspan version 2 is supported since f551c91de262ba36b20c3ac19538afb4f4507441 (v4.16) + def f(func): + rc = call_quiet('ip link add dev erspan99 type erspan seq key 30 local 192.168.1.4 remote 192.168.1.1 erspan_ver 2') + remove_link('erspan99') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfRoutingPolicyPortRangeIsNotAvailable(): + def f(func): + rc = call_quiet('ip rule add from 192.168.100.19 sport 1123-1150 dport 3224-3290 table 7') + call_quiet('ip rule del from 192.168.100.19 sport 1123-1150 dport 3224-3290 table 7') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfRoutingPolicyIPProtoIsNotAvailable(): + def f(func): + rc = call_quiet('ip rule add not from 192.168.100.19 ipproto tcp table 7') + call_quiet('ip rule del not from 192.168.100.19 ipproto tcp table 7') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfRoutingPolicyUIDRangeIsNotAvailable(): + def f(func): + supported = False + if call_quiet('ip rule add from 192.168.100.19 table 7 uidrange 200-300') == 0: + ret = run('ip rule list from 192.168.100.19 table 7') + supported = ret.returncode == 0 and 'uidrange 200-300' in ret.stdout + call_quiet('ip rule del from 192.168.100.19 table 7 uidrange 200-300') + return func if supported else unittest.expectedFailure(func) + + return f + +def expectedFailureIfNexthopIsNotAvailable(): + def f(func): + rc = call_quiet('ip nexthop list') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfRTA_VIAIsNotSupported(): + def f(func): + call_quiet('ip link add dummy98 type dummy') + call_quiet('ip link set up dev dummy98') + call_quiet('ip route add 2001:1234:5:8fff:ff:ff:ff:fe/128 dev dummy98') + rc = call_quiet('ip route add 10.10.10.10 via inet6 2001:1234:5:8fff:ff:ff:ff:fe dev dummy98') + remove_link('dummy98') + return func if rc == 0 else unittest.expectedFailure(func) + + return f + +def expectedFailureIfAlternativeNameIsNotAvailable(): + def f(func): + call_quiet('ip link add dummy98 type dummy') + supported = \ + call_quiet('ip link prop add dev dummy98 altname hogehogehogehogehoge') == 0 and \ + call_quiet('ip link show dev hogehogehogehogehoge') == 0 + remove_link('dummy98') + return func if supported else unittest.expectedFailure(func) + + return f + +def expectedFailureIfNetdevsimWithSRIOVIsNotAvailable(): + def f(func): + def finalize(func, supported): + call_quiet('rmmod netdevsim') + return func if supported else unittest.expectedFailure(func) + + call_quiet('rmmod netdevsim') + if call_quiet('modprobe netdevsim') != 0: + return finalize(func, False) + + try: + with open('/sys/bus/netdevsim/new_device', mode='w', encoding='utf-8') as f: + f.write('99 1') + except OSError: + return finalize(func, False) + + return finalize(func, os.path.exists('/sys/bus/netdevsim/devices/netdevsim99/sriov_numvfs')) + + return f + +# pylint: disable=C0415 +def compare_kernel_version(min_kernel_version): + try: + import platform + from packaging import version + except ImportError: + print('Failed to import either platform or packaging module, assuming the comparison failed') + return False + + # Get only the actual kernel version without any build/distro/arch stuff + # e.g. '5.18.5-200.fc36.x86_64' -> '5.18.5' + kver = platform.release().split('-')[0] + + return version.parse(kver) >= version.parse(min_kernel_version) + +def udev_reload(): + check_output(*udevadm_cmd, 'control', '--reload') + +def copy_network_unit(*units, copy_dropins=True): + """ + Copy networkd unit files into the testbed. + + Any networkd unit file type can be specified, as well as drop-in files. + + By default, all drop-ins for a specified unit file are copied in; + to avoid that specify dropins=False. + + When a drop-in file is specified, its unit file is also copied in automatically. + """ + has_link = False + mkdir_p(network_unit_dir) + for unit in units: + if copy_dropins and os.path.exists(os.path.join(networkd_ci_temp_dir, unit + '.d')): + cp_r(os.path.join(networkd_ci_temp_dir, unit + '.d'), os.path.join(network_unit_dir, unit + '.d')) + + if unit.endswith('.conf'): + dropin = unit + unit = os.path.dirname(dropin).rstrip('.d') + dropindir = os.path.join(network_unit_dir, unit + '.d') + mkdir_p(dropindir) + cp(os.path.join(networkd_ci_temp_dir, dropin), dropindir) + + cp(os.path.join(networkd_ci_temp_dir, unit), network_unit_dir) + + if unit.endswith('.link'): + has_link = True + + if has_link: + udev_reload() + +def remove_network_unit(*units): + """ + Remove previously copied unit files from the testbed. + + Drop-ins will be removed automatically. + """ + has_link = False + for unit in units: + rm_f(os.path.join(network_unit_dir, unit)) + rm_rf(os.path.join(network_unit_dir, unit + '.d')) + + if unit.endswith('.link') or unit.endswith('.link.d'): + has_link = True + + if has_link: + udev_reload() + +def clear_network_units(): + has_link = False + if os.path.exists(network_unit_dir): + units = os.listdir(network_unit_dir) + for unit in units: + if unit.endswith('.link') or unit.endswith('.link.d'): + has_link = True + + rm_rf(network_unit_dir) + + if has_link: + udev_reload() + +def copy_networkd_conf_dropin(*dropins): + """Copy networkd.conf dropin files into the testbed.""" + mkdir_p(networkd_conf_dropin_dir) + for dropin in dropins: + cp(os.path.join(networkd_ci_temp_dir, dropin), networkd_conf_dropin_dir) + +def remove_networkd_conf_dropin(*dropins): + """Remove previously copied networkd.conf dropin files from the testbed.""" + for dropin in dropins: + rm_f(os.path.join(networkd_conf_dropin_dir, dropin)) + +def clear_networkd_conf_dropins(): + rm_rf(networkd_conf_dropin_dir) + +def setup_systemd_udev_rules(): + if not systemd_udev_rules_build_dir: + return + + mkdir_p(udev_rules_dir) + + for path in [systemd_udev_rules_build_dir, os.path.join(systemd_source_dir, "rules.d")]: + print(f"Copying udev rules from {path} to {udev_rules_dir}") + + for rule in os.listdir(path): + if not rule.endswith(".rules"): + continue + cp(os.path.join(path, rule), udev_rules_dir) + +def copy_udev_rule(*rules): + """Copy udev rules""" + mkdir_p(udev_rules_dir) + for rule in rules: + cp(os.path.join(networkd_ci_temp_dir, rule), udev_rules_dir) + +def remove_udev_rule(*rules): + """Remove previously copied udev rules""" + for rule in rules: + rm_f(os.path.join(udev_rules_dir, rule)) + +def clear_udev_rules(): + rm_rf(udev_rules_dir) + +def save_active_units(): + for u in ['systemd-networkd.socket', 'systemd-networkd.service', + 'systemd-resolved.service', 'systemd-timesyncd.service', + 'firewalld.service']: + if call(f'systemctl is-active --quiet {u}') == 0: + call(f'systemctl stop {u}') + active_units.append(u) + +def restore_active_units(): + if 'systemd-networkd.socket' in active_units: + call('systemctl stop systemd-networkd.socket systemd-networkd.service') + for u in active_units: + call(f'systemctl restart {u}') + +def create_unit_dropin(unit, contents): + mkdir_p(f'/run/systemd/system/{unit}.d') + with open(f'/run/systemd/system/{unit}.d/00-override.conf', mode='w', encoding='utf-8') as f: + f.write('\n'.join(contents)) + +def create_service_dropin(service, command, additional_settings=None): + drop_in = [ + '[Service]', + 'ExecStart=', + f'ExecStart=!!{valgrind_cmd}{command}', + ] + if enable_debug: + drop_in += ['Environment=SYSTEMD_LOG_LEVEL=debug'] + if asan_options: + drop_in += [f'Environment=ASAN_OPTIONS="{asan_options}"'] + if lsan_options: + drop_in += [f'Environment=LSAN_OPTIONS="{lsan_options}"'] + if ubsan_options: + drop_in += [f'Environment=UBSAN_OPTIONS="{ubsan_options}"'] + if asan_options or lsan_options or ubsan_options: + drop_in += ['SystemCallFilter='] + if use_valgrind or asan_options or lsan_options or ubsan_options: + drop_in += ['MemoryDenyWriteExecute=no'] + if use_valgrind: + drop_in += [ + 'Environment=SYSTEMD_MEMPOOL=0', + 'PrivateTmp=yes', + ] + if with_coverage: + drop_in += [ + 'ProtectSystem=no', + 'ProtectHome=no', + ] + if additional_settings: + drop_in += additional_settings + + create_unit_dropin(f'{service}.service', drop_in) + +def link_exists(link): + return call_quiet(f'ip link show {link}') == 0 + +def link_resolve(link): + return check_output(f'ip link show {link}').split(':')[1].strip() + +def remove_link(*links, protect=False): + for link in links: + if protect and link in protected_links: + continue + if link_exists(link): + call(f'ip link del dev {link}') + +def save_existing_links(): + links = os.listdir('/sys/class/net') + for link in links: + if link_exists(link): + protected_links.add(link) + + print('### The following links will be protected:') + print(', '.join(sorted(list(protected_links)))) + +def flush_links(): + links = os.listdir('/sys/class/net') + remove_link(*links, protect=True) + +def flush_nexthops(): + # Currently, the 'ip nexthop' command does not have 'save' and 'restore'. + # Hence, we cannot restore nexthops in a simple way. + # Let's assume there is no nexthop used in the system + call_quiet('ip nexthop flush') + +def save_routes(): + # pylint: disable=global-statement + global saved_routes + saved_routes = check_output('ip route show table all') + print('### The following routes will be protected:') + print(saved_routes) + +def flush_routes(): + have = False + output = check_output('ip route show table all') + for line in output.splitlines(): + if line in saved_routes: + continue + if 'proto kernel' in line: + continue + if ' dev ' in line and not ' dev lo ' in line: + continue + if not have: + have = True + print('### Removing routes that did not exist when the test started.') + print(f'# {line}') + call(f'ip route del {line}') + +def save_routing_policy_rules(): + # pylint: disable=global-statement + global saved_ipv4_rules, saved_ipv6_rules + def save(ipv): + output = check_output(f'ip -{ipv} rule show') + print(f'### The following IPv{ipv} routing policy rules will be protected:') + print(output) + return output + + saved_ipv4_rules = save(4) + saved_ipv6_rules = save(6) + +def flush_routing_policy_rules(): + def flush(ipv, saved_rules): + have = False + output = check_output(f'ip -{ipv} rule show') + for line in output.splitlines(): + if line in saved_rules: + continue + if not have: + have = True + print(f'### Removing IPv{ipv} routing policy rules that did not exist when the test started.') + print(f'# {line}') + words = line.replace('lookup [l3mdev-table]', 'l3mdev').split() + priority = words[0].rstrip(':') + call(f'ip -{ipv} rule del priority {priority} ' + ' '.join(words[1:])) + + flush(4, saved_ipv4_rules) + flush(6, saved_ipv6_rules) + +def flush_fou_ports(): + ret = run('ip fou show') + if ret.returncode != 0: + return # fou may not be supported + for line in ret.stdout.splitlines(): + port = line.split()[1] + call(f'ip fou del port {port}') + +def flush_l2tp_tunnels(): + tids = [] + ret = run('ip l2tp show tunnel') + if ret.returncode != 0: + return # l2tp may not be supported + for line in ret.stdout.splitlines(): + words = line.split() + if words[0] == 'Tunnel': + tid = words[1].rstrip(',') + call(f'ip l2tp del tunnel tunnel_id {tid}') + tids.append(tid) + + # Removing L2TP tunnel is asynchronous and slightly takes a time. + for tid in tids: + for _ in range(50): + r = run(f'ip l2tp show tunnel tunnel_id {tid}') + if r.returncode != 0 or len(r.stdout.rstrip()) == 0: + break + time.sleep(.2) + else: + print(f'Cannot remove L2TP tunnel {tid}, ignoring.') + +def save_timezone(): + # pylint: disable=global-statement + global saved_timezone + r = run(*timedatectl_cmd, 'show', '--value', '--property', 'Timezone', env=env) + if r.returncode == 0: + saved_timezone = r.stdout.rstrip() + print(f'### Saved timezone: {saved_timezone}') + +def restore_timezone(): + if saved_timezone: + call(*timedatectl_cmd, 'set-timezone', f'{saved_timezone}', env=env) + +def read_link_attr(*args): + with open(os.path.join('/sys/class/net', *args), encoding='utf-8') as f: + return f.readline().strip() + +def read_manager_state_file(): + with open('/run/systemd/netif/state', encoding='utf-8') as f: + return f.read() + +def read_link_state_file(link): + ifindex = read_link_attr(link, 'ifindex') + path = os.path.join('/run/systemd/netif/links', ifindex) + with open(path, encoding='utf-8') as f: + return f.read() + +def read_ip_sysctl_attr(link, attribute, ipv): + with open(os.path.join('/proc/sys/net', ipv, 'conf', link, attribute), encoding='utf-8') as f: + return f.readline().strip() + +def read_ipv6_sysctl_attr(link, attribute): + return read_ip_sysctl_attr(link, attribute, 'ipv6') + +def read_ipv4_sysctl_attr(link, attribute): + return read_ip_sysctl_attr(link, attribute, 'ipv4') + +def stop_by_pid_file(pid_file): + if not os.path.exists(pid_file): + return + with open(pid_file, 'r', encoding='utf-8') as f: + pid = f.read().rstrip(' \t\r\n\0') + os.kill(int(pid), signal.SIGTERM) + for _ in range(25): + try: + os.kill(int(pid), 0) + print(f"PID {pid} is still alive, waiting...") + time.sleep(.2) + except OSError as e: + if e.errno == errno.ESRCH: + break + print(f"Unexpected exception when waiting for {pid} to die: {e.errno}") + rm_f(pid_file) + +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}' + else: + ra_mode = '' + + command = ( + 'dnsmasq', + f'--log-facility={dnsmasq_log_file}', + '--log-queries=extra', + '--log-dhcp', + f'--pid-file={dnsmasq_pid_file}', + '--conf-file=/dev/null', + '--bind-interfaces', + f'--interface={interface}', + f'--dhcp-leasefile={dnsmasq_lease_file}', + '--enable-ra', + f'--dhcp-range={ipv6_range}{ra_mode},2m', + f'--dhcp-range={ipv4_range},2m', + '--dhcp-option=option:mtu,1492', + f'--dhcp-option=option:router,{ipv4_router}', + '--port=0', + '--no-resolv', + ) + additional_options + check_output(*command) + +def stop_dnsmasq(): + stop_by_pid_file(dnsmasq_pid_file) + rm_f(dnsmasq_lease_file) + rm_f(dnsmasq_log_file) + +def read_dnsmasq_log_file(): + with open(dnsmasq_log_file, encoding='utf-8') as f: + return f.read() + +def start_isc_dhcpd(conf_file, ipv, interface='veth-peer'): + conf_file_path = os.path.join(networkd_ci_temp_dir, conf_file) + isc_dhcpd_command = f'dhcpd {ipv} -cf {conf_file_path} -lf {isc_dhcpd_lease_file} -pf {isc_dhcpd_pid_file} {interface}' + touch(isc_dhcpd_lease_file) + check_output(isc_dhcpd_command) + +def stop_isc_dhcpd(): + stop_by_pid_file(isc_dhcpd_pid_file) + rm_f(isc_dhcpd_lease_file) + +def get_dbus_link_path(link): + out = subprocess.check_output(['busctl', 'call', 'org.freedesktop.network1', + '/org/freedesktop/network1', 'org.freedesktop.network1.Manager', + 'GetLinkByName', 's', link]) + + assert out.startswith(b'io ') + out = out.strip() + assert out.endswith(b'"') + out = out.decode() + return out[:-1].split('"')[1] + +def get_dhcp_client_state(link, family): + link_path = get_dbus_link_path(link) + + out = subprocess.check_output(['busctl', 'get-property', 'org.freedesktop.network1', + link_path, f'org.freedesktop.network1.DHCPv{family}Client', 'State']) + assert out.startswith(b's "') + out = out.strip() + assert out.endswith(b'"') + return out[3:-1].decode() + +def get_dhcp4_client_state(link): + return get_dhcp_client_state(link, '4') + +def get_dhcp6_client_state(link): + return get_dhcp_client_state(link, '6') + +def get_link_description(link): + link_path = get_dbus_link_path(link) + + out = subprocess.check_output(['busctl', 'call', 'org.freedesktop.network1', + link_path, 'org.freedesktop.network1.Link', 'Describe']) + assert out.startswith(b's "') + out = out.strip() + assert out.endswith(b'"') + json_raw = out[2:].decode() + check_json(json_raw) + description = json.loads(json_raw) # Convert from escaped sequences to json + check_json(description) + return json.loads(description) # Now parse the json + +def start_radvd(*additional_options, config_file): + config_file_path = os.path.join(networkd_ci_temp_dir, 'radvd', config_file) + command = ( + 'radvd', + f'--pidfile={radvd_pid_file}', + f'--config={config_file_path}', + '--logmethod=stderr', + ) + additional_options + check_output(*command) + +def stop_radvd(): + stop_by_pid_file(radvd_pid_file) + +def radvd_check_config(config_file): + if not shutil.which('radvd'): + print('radvd is not installed, assuming the config check failed') + return False + + # Note: can't use networkd_ci_temp_dir here, as this command may run before that dir is + # set up (one instance is @unittest.skipX()) + config_file_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'conf/radvd', config_file) + return call(f'radvd --config={config_file_path} --configtest') == 0 + +def networkd_invocation_id(): + return check_output('systemctl show --value -p InvocationID systemd-networkd.service') + +def read_networkd_log(invocation_id=None, since=None): + if not invocation_id: + invocation_id = networkd_invocation_id() + command = [ + 'journalctl', + f'_SYSTEMD_INVOCATION_ID={invocation_id}', + ] + if since: + command.append(f'--since={since}') + return check_output(*command) + +def stop_networkd(show_logs=True): + if show_logs: + invocation_id = networkd_invocation_id() + check_output('systemctl stop systemd-networkd.socket') + check_output('systemctl stop systemd-networkd.service') + if show_logs: + print(read_networkd_log(invocation_id)) + +def start_networkd(): + check_output('systemctl start systemd-networkd') + +def restart_networkd(show_logs=True): + if show_logs: + invocation_id = networkd_invocation_id() + check_output('systemctl restart systemd-networkd.service') + if show_logs: + print(read_networkd_log(invocation_id)) + +def networkd_pid(): + return int(check_output('systemctl show --value -p MainPID systemd-networkd.service')) + +def networkctl_reconfigure(*links): + check_output(*networkctl_cmd, 'reconfigure', *links, env=env) + +def networkctl_reload(sleep_time=1): + check_output(*networkctl_cmd, 'reload', env=env) + # 'networkctl reload' asynchronously reconfigure links. + # Hence, we need to wait for a short time for link to be in configuring state. + if sleep_time > 0: + time.sleep(sleep_time) + +def setup_common(): + print() + +def tear_down_common(): + # 1. stop DHCP/RA servers + stop_dnsmasq() + stop_isc_dhcpd() + stop_radvd() + + # 2. remove modules + call_quiet('rmmod netdevsim') + call_quiet('rmmod sch_teql') + + # 3. remove network namespace + call_quiet('ip netns del ns99') + + # 4. remove links + flush_l2tp_tunnels() + flush_links() + + # 5. stop networkd + stop_networkd() + + # 6. remove configs + clear_network_units() + clear_networkd_conf_dropins() + + # 7. flush settings + flush_fou_ports() + flush_nexthops() + flush_routing_policy_rules() + flush_routes() + +def setUpModule(): + rm_rf(networkd_ci_temp_dir) + cp_r(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'conf'), networkd_ci_temp_dir) + + clear_network_units() + clear_networkd_conf_dropins() + clear_udev_rules() + + setup_systemd_udev_rules() + copy_udev_rule('00-debug-net.rules') + + # Save current state + save_active_units() + save_existing_links() + save_routes() + save_routing_policy_rules() + save_timezone() + + create_service_dropin('systemd-networkd', networkd_bin, + ['[Service]', + 'Restart=no', + 'Environment=SYSTEMD_NETWORK_TEST_MODE=yes', + '[Unit]', + 'StartLimitIntervalSec=0']) + create_service_dropin('systemd-resolved', resolved_bin) + create_service_dropin('systemd-timesyncd', timesyncd_bin) + + # TODO: also run udevd with sanitizers, valgrind, or coverage + #create_service_dropin('systemd-udevd', udevd_bin, + # f'{udevadm_bin} control --reload --timeout 0') + create_unit_dropin( + 'systemd-udevd.service', + [ + '[Service]', + 'ExecStart=', + f'ExecStart=!!@{udevd_bin} systemd-udevd', + ] + ) + create_unit_dropin( + 'systemd-networkd.socket', + [ + '[Unit]', + 'StartLimitIntervalSec=0', + ] + ) + + check_output('systemctl daemon-reload') + print(check_output('systemctl cat systemd-networkd.service')) + print(check_output('systemctl cat systemd-resolved.service')) + print(check_output('systemctl cat systemd-timesyncd.service')) + print(check_output('systemctl cat systemd-udevd.service')) + check_output('systemctl restart systemd-resolved.service') + check_output('systemctl restart systemd-timesyncd.service') + check_output('systemctl restart systemd-udevd.service') + +def tearDownModule(): + rm_rf(networkd_ci_temp_dir) + clear_udev_rules() + clear_network_units() + clear_networkd_conf_dropins() + + restore_timezone() + + rm_rf('/run/systemd/system/systemd-networkd.service.d') + rm_rf('/run/systemd/system/systemd-networkd.socket.d') + rm_rf('/run/systemd/system/systemd-resolved.service.d') + rm_rf('/run/systemd/system/systemd-timesyncd.service.d') + rm_rf('/run/systemd/system/systemd-udevd.service.d') + check_output('systemctl daemon-reload') + check_output('systemctl restart systemd-udevd.service') + restore_active_units() + +class Utilities(): + # pylint: disable=no-member + + def check_link_exists(self, link, expected=True): + if expected: + self.assertTrue(link_exists(link)) + else: + self.assertFalse(link_exists(link)) + + def check_link_attr(self, *args): + self.assertEqual(read_link_attr(*args[:-1]), args[-1]) + + def check_bridge_port_attr(self, master, port, attribute, expected, allow_enoent=False): + path = os.path.join('/sys/devices/virtual/net', master, 'lower_' + port, 'brport', attribute) + if allow_enoent and not os.path.exists(path): + return + with open(path, encoding='utf-8') as f: + self.assertEqual(f.readline().strip(), expected) + + def check_ipv4_sysctl_attr(self, link, attribute, expected): + self.assertEqual(read_ipv4_sysctl_attr(link, attribute), expected) + + def check_ipv6_sysctl_attr(self, link, attribute, expected): + self.assertEqual(read_ipv6_sysctl_attr(link, attribute), expected) + + def wait_links(self, *links, timeout=20, fail_assert=True): + def links_exist(*links): + for link in links: + if not link_exists(link): + return False + return True + + for iteration in range(timeout + 1): + if iteration > 0: + time.sleep(1) + + if links_exist(*links): + return True + if fail_assert: + self.fail('Timed out waiting for all links to be created: ' + ', '.join(list(links))) + return False + + def wait_activated(self, link, state='down', timeout=20, fail_assert=True): + # wait for the interface is activated. + invocation_id = check_output('systemctl show systemd-networkd -p InvocationID --value') + needle = f'{link}: Bringing link {state}' + flag = state.upper() + for iteration in range(timeout + 1): + if iteration != 0: + time.sleep(1) + if not link_exists(link): + continue + output = check_output('journalctl _SYSTEMD_INVOCATION_ID=' + invocation_id) + if needle in output and flag in check_output(f'ip link show {link}'): + return True + if fail_assert: + self.fail(f'Timed out waiting for {link} activated.') + return False + + def wait_operstate(self, link, operstate='degraded', setup_state='configured', setup_timeout=5, fail_assert=True): + """Wait for the link to reach the specified operstate and/or setup state. + + Specify None or '' for either operstate or setup_state to ignore that state. + This will recheck until the state conditions are met or the timeout expires. + + If the link successfully matches the requested state, this returns True. + If this times out waiting for the link to match, the behavior depends on the + 'fail_assert' parameter; if True, this causes a test assertion failure, + otherwise this returns False. The default is to cause assertion failure. + + Note that this function matches on *exactly* the given operstate and setup_state. + To wait for a link to reach *or exceed* a given operstate, use wait_online(). + """ + if not operstate: + operstate = r'\S+' + if not setup_state: + setup_state = r'\S+' + + for secs in range(setup_timeout + 1): + if secs != 0: + time.sleep(1) + if not link_exists(link): + continue + output = check_output(*networkctl_cmd, '-n', '0', 'status', link, env=env) + if re.search(rf'(?m)^\s*State:\s+{operstate}\s+\({setup_state}\)\s*$', output): + return True + + if fail_assert: + self.fail(f'Timed out waiting for {link} to reach state {operstate}/{setup_state}') + return False + + def wait_online(self, links_with_operstate, timeout='20s', bool_any=False, ipv4=False, ipv6=False, setup_state='configured', setup_timeout=5): + """Wait for the links to reach the specified operstate and/or setup state. + + This is similar to wait_operstate() but can be used for multiple links, + and it also calls systemd-networkd-wait-online to wait for the given operstate. + The operstate should be specified in the link name, like 'eth0:degraded'. + If just a link name is provided, wait-online's default operstate to wait for is degraded. + + The 'timeout' parameter controls the systemd-networkd-wait-online timeout, and the + 'setup_timeout' controls the per-link timeout waiting for the setup_state. + + Set 'bool_any' to True to wait for any (instead of all) of the given links. + If this is set, no setup_state checks are done. + + Set 'ipv4' or 'ipv6' to True to wait for IPv4 address or IPv6 address, respectively, of each of the given links. + This is applied only for the operational state 'degraded' or above. + + Note that this function waits for the links to reach *or exceed* the given operstate. + However, the setup_state, if specified, must be matched *exactly*. + + This returns if the links reached the requested operstate/setup_state; otherwise it + raises CalledProcessError or fails test assertion. + """ + args = wait_online_cmd + [f'--timeout={timeout}'] + [f'--interface={link}' for link in links_with_operstate] + [f'--ignore={link}' for link in protected_links] + if bool_any: + args += ['--any'] + if ipv4: + args += ['--ipv4'] + if ipv6: + args += ['--ipv6'] + try: + check_output(*args, env=wait_online_env) + except subprocess.CalledProcessError: + # show detailed status on failure + for link in links_with_operstate: + name = link.split(':')[0] + if link_exists(name): + call(*networkctl_cmd, '-n', '0', 'status', name, env=env) + raise + if not bool_any and setup_state: + for link in links_with_operstate: + self.wait_operstate(link.split(':')[0], None, setup_state, setup_timeout) + + def wait_address(self, link, address_regex, scope='global', ipv='', timeout_sec=100): + for i in range(timeout_sec): + if i > 0: + time.sleep(1) + output = check_output(f'ip {ipv} address show dev {link} scope {scope}') + if re.search(address_regex, output) and 'tentative' not in output: + break + + self.assertRegex(output, address_regex) + + def wait_address_dropped(self, link, address_regex, scope='global', ipv='', timeout_sec=100): + for i in range(timeout_sec): + if i > 0: + time.sleep(1) + output = check_output(f'ip {ipv} address show dev {link} scope {scope}') + if not re.search(address_regex, output): + break + + self.assertNotRegex(output, address_regex) + + def wait_route(self, link, route_regex, table='main', ipv='', timeout_sec=100): + for i in range(timeout_sec): + if i > 0: + time.sleep(1) + output = check_output(f'ip {ipv} route show dev {link} table {table}') + if re.search(route_regex, output): + break + + self.assertRegex(output, route_regex) + + def check_netlabel(self, interface, address, label='system_u:object_r:root_t:s0'): + if not shutil.which('selinuxenabled'): + print('## Checking NetLabel skipped: selinuxenabled command not found.') + elif call_quiet('selinuxenabled') != 0: + print('## Checking NetLabel skipped: SELinux disabled.') + elif not shutil.which('netlabelctl'): # not packaged by all distros + print('## Checking NetLabel skipped: netlabelctl command not found.') + else: + output = check_output('netlabelctl unlbl list') + print(output) + self.assertRegex(output, f'interface:{interface},address:{address},label:"{label}"') + + def setup_nftset(self, filter_name, filter_type, flags=''): + if not shutil.which('nft'): + print('## Setting up NFT sets skipped: nft command not found.') + else: + if call(f'nft add table inet sd_test') != 0: + print('## Setting up NFT table failed.') + self.fail() + if call(f'nft add set inet sd_test {filter_name} {{ type {filter_type}; {flags} }}') != 0: + print('## Setting up NFT sets failed.') + self.fail() + + def teardown_nftset(self, *filters): + if not shutil.which('nft'): + print('## Tearing down NFT sets skipped: nft command not found.') + else: + for filter_name in filters: + if call(f'nft delete set inet sd_test {filter_name}') != 0: + print('## Tearing down NFT sets failed.') + self.fail() + if call(f'nft delete table inet sd_test') != 0: + print('## Tearing down NFT table failed.') + self.fail() + + def check_nftset(self, filter_name, contents): + if not shutil.which('nft'): + print('## Checking NFT sets skipped: nft command not found.') + else: + output = check_output(f'nft list set inet sd_test {filter_name}') + print(output) + self.assertRegex(output, r'.*elements = { [^}]*' + contents + r'[^}]* }.*') + +class NetworkctlTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + @expectedFailureIfAlternativeNameIsNotAvailable() + def test_altname(self): + copy_network_unit('26-netdev-link-local-addressing-yes.network', '12-dummy.netdev', '12-dummy.link') + start_networkd() + self.wait_online(['dummy98:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + self.assertRegex(output, 'hogehogehogehogehogehoge') + + @expectedFailureIfAlternativeNameIsNotAvailable() + def test_rename_to_altname(self): + copy_network_unit('26-netdev-link-local-addressing-yes.network', + '12-dummy.netdev', '12-dummy-rename-to-altname.link') + start_networkd() + self.wait_online(['dummyalt:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummyalt', env=env) + self.assertIn('hogehogehogehogehogehoge', output) + self.assertNotIn('dummy98', output) + + def test_reconfigure(self): + copy_network_unit('25-address-static.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dev dummy98') + print(output) + self.assertIn('inet 10.1.2.3/16 brd 10.1.255.255 scope global dummy98', output) + self.assertIn('inet 10.1.2.4/16 brd 10.1.255.255 scope global secondary dummy98', output) + self.assertIn('inet 10.2.2.4/16 brd 10.2.255.255 scope global dummy98', output) + + check_output('ip address del 10.1.2.3/16 dev dummy98') + check_output('ip address del 10.1.2.4/16 dev dummy98') + check_output('ip address del 10.2.2.4/16 dev dummy98') + + networkctl_reconfigure('dummy98') + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dev dummy98') + print(output) + self.assertIn('inet 10.1.2.3/16 brd 10.1.255.255 scope global dummy98', output) + self.assertIn('inet 10.1.2.4/16 brd 10.1.255.255 scope global secondary dummy98', output) + self.assertIn('inet 10.2.2.4/16 brd 10.2.255.255 scope global dummy98', output) + + remove_network_unit('25-address-static.network') + + networkctl_reload() + self.wait_operstate('dummy98', 'degraded', setup_state='unmanaged') + + output = check_output('ip -4 address show dev dummy98') + print(output) + self.assertNotIn('inet 10.1.2.3/16 brd 10.1.255.255 scope global dummy98', output) + self.assertNotIn('inet 10.1.2.4/16 brd 10.1.255.255 scope global secondary dummy98', output) + self.assertNotIn('inet 10.2.2.4/16 brd 10.2.255.255 scope global dummy98', output) + + copy_network_unit('25-address-static.network') + networkctl_reload() + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dev dummy98') + print(output) + self.assertIn('inet 10.1.2.3/16 brd 10.1.255.255 scope global dummy98', output) + self.assertIn('inet 10.1.2.4/16 brd 10.1.255.255 scope global secondary dummy98', output) + self.assertIn('inet 10.2.2.4/16 brd 10.2.255.255 scope global dummy98', output) + + def test_renew(self): + def check(): + self.wait_online(['veth99:routable', 'veth-peer:routable']) + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, r'Address: 192.168.5.[0-9]* \(DHCP4 via 192.168.5.1\)') + self.assertIn('Gateway: 192.168.5.3', output) + self.assertRegex(output, 'DNS: 192.168.5.1\n *192.168.5.10') + self.assertRegex(output, 'NTP: 192.168.5.1\n *192.168.5.11') + + copy_network_unit('25-veth.netdev', '25-dhcp-client.network', '25-dhcp-server.network') + start_networkd() + check() + output = check_output(*networkctl_cmd, '--lines=0', '--stats', '--all', '--full', '--json=short', 'status') + check_json(output) + + for verb in ['renew', 'forcerenew']: + call_check(*networkctl_cmd, verb, 'veth99') + check() + call_check(*networkctl_cmd, verb, 'veth99', 'veth99', 'veth99') + check() + + def test_up_down(self): + copy_network_unit('25-address-static.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + call_check(*networkctl_cmd, 'down', 'dummy98') + self.wait_online(['dummy98:off']) + call_check(*networkctl_cmd, 'up', 'dummy98') + self.wait_online(['dummy98:routable']) + call_check(*networkctl_cmd, 'down', 'dummy98', 'dummy98', 'dummy98') + self.wait_online(['dummy98:off']) + call_check(*networkctl_cmd, 'up', 'dummy98', 'dummy98', 'dummy98') + self.wait_online(['dummy98:routable']) + + def test_reload(self): + start_networkd() + + copy_network_unit('11-dummy.netdev') + networkctl_reload() + self.wait_operstate('test1', 'off', setup_state='unmanaged') + + copy_network_unit('11-dummy.network') + networkctl_reload() + self.wait_online(['test1:degraded']) + + remove_network_unit('11-dummy.network') + networkctl_reload() + self.wait_operstate('test1', 'degraded', setup_state='unmanaged') + + remove_network_unit('11-dummy.netdev') + networkctl_reload() + self.wait_operstate('test1', 'degraded', setup_state='unmanaged') + + copy_network_unit('11-dummy.netdev', '11-dummy.network') + networkctl_reload() + self.wait_operstate('test1', 'degraded') + + def test_glob(self): + copy_network_unit('11-dummy.netdev', '11-dummy.network') + start_networkd() + + self.wait_online(['test1:degraded']) + + output = check_output(*networkctl_cmd, 'list', env=env) + self.assertRegex(output, '1 lo ') + self.assertRegex(output, 'test1') + + output = check_output(*networkctl_cmd, 'list', 'test1', env=env) + self.assertNotRegex(output, '1 lo ') + self.assertRegex(output, 'test1') + + output = check_output(*networkctl_cmd, 'list', 'te*', env=env) + self.assertNotRegex(output, '1 lo ') + self.assertRegex(output, 'test1') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'te*', env=env) + self.assertNotRegex(output, '1: lo ') + self.assertRegex(output, 'test1') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'tes[a-z][0-9]', env=env) + self.assertNotRegex(output, '1: lo ') + self.assertRegex(output, 'test1') + + def test_mtu(self): + copy_network_unit('11-dummy-mtu.netdev', '11-dummy.network') + start_networkd() + + self.wait_online(['test1:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + self.assertRegex(output, 'MTU: 1600') + + def test_type(self): + copy_network_unit('11-dummy.netdev', '11-dummy.network') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + print(output) + self.assertRegex(output, 'Type: ether') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'lo', env=env) + print(output) + self.assertRegex(output, 'Type: loopback') + + def test_udev_link_file(self): + copy_network_unit('11-dummy.netdev', '11-dummy.network', '25-default.link') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + print(output) + self.assertRegex(output, r'Link File: /run/systemd/network/25-default.link') + self.assertRegex(output, r'Network File: /run/systemd/network/11-dummy.network') + + # This test may be run on the system that has older udevd than 70f32a260b5ebb68c19ecadf5d69b3844896ba55 (v249). + # In that case, the udev DB for the loopback network interface may already have ID_NET_LINK_FILE property. + # Let's reprocess the interface and drop the property. + check_output(*udevadm_cmd, 'trigger', '--settle', '--action=add', '/sys/class/net/lo') + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'lo', env=env) + print(output) + self.assertRegex(output, r'Link File: n/a') + self.assertRegex(output, r'Network File: n/a') + + def test_delete_links(self): + copy_network_unit('11-dummy.netdev', '11-dummy.network', + '25-veth.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['test1:degraded', 'veth99:degraded', 'veth-peer:degraded']) + + check_output(*networkctl_cmd, 'delete', 'test1', 'veth99', env=env) + self.check_link_exists('test1', expected=False) + self.check_link_exists('veth99', expected=False) + self.check_link_exists('veth-peer', expected=False) + + def test_label(self): + call_check(*networkctl_cmd, 'label') + +class NetworkdMatchTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + @expectedFailureIfAlternativeNameIsNotAvailable() + def test_match(self): + copy_network_unit('12-dummy-mac.netdev', + '12-dummy-match-mac-01.network', + '12-dummy-match-mac-02.network', + '12-dummy-match-renamed.network', + '12-dummy-match-altname.network', + '12-dummy-altname.link') + start_networkd() + + self.wait_online(['dummy98:routable']) + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + self.assertIn('Network File: /run/systemd/network/12-dummy-match-mac-01.network', output) + output = check_output('ip -4 address show dev dummy98') + self.assertIn('10.0.0.1/16', output) + + check_output('ip link set dev dummy98 down') + check_output('ip link set dev dummy98 address 12:34:56:78:9a:02') + + self.wait_address('dummy98', '10.0.0.2/16', ipv='-4', timeout_sec=10) + self.wait_online(['dummy98:routable']) + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + self.assertIn('Network File: /run/systemd/network/12-dummy-match-mac-02.network', output) + + check_output('ip link set dev dummy98 down') + check_output('ip link set dev dummy98 name dummy98-1') + + self.wait_address('dummy98-1', '10.0.1.2/16', ipv='-4', timeout_sec=10) + self.wait_online(['dummy98-1:routable']) + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98-1', env=env) + self.assertIn('Network File: /run/systemd/network/12-dummy-match-renamed.network', output) + + check_output('ip link set dev dummy98-1 down') + check_output('ip link set dev dummy98-1 name dummy98-2') + check_output(*udevadm_cmd, 'trigger', '--action=add', '/sys/class/net/dummy98-2') + + self.wait_address('dummy98-2', '10.0.2.2/16', ipv='-4', timeout_sec=10) + self.wait_online(['dummy98-2:routable']) + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98-2', env=env) + self.assertIn('Network File: /run/systemd/network/12-dummy-match-altname.network', output) + + def test_match_udev_property(self): + copy_network_unit('12-dummy.netdev', '13-not-match-udev-property.network', '14-match-udev-property.network') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + print(output) + self.assertRegex(output, 'Network File: /run/systemd/network/14-match-udev-property') + +class WaitOnlineTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_wait_online_any(self): + copy_network_unit('25-bridge.netdev', '25-bridge.network', '11-dummy.netdev', '11-dummy.network') + start_networkd() + + self.wait_online(['bridge99', 'test1:degraded'], bool_any=True) + + self.wait_operstate('bridge99', '(off|no-carrier)', setup_state='configuring') + self.wait_operstate('test1', 'degraded') + +class NetworkdNetDevTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_dropin_and_name_conflict(self): + copy_network_unit('10-dropin-test.netdev', '15-name-conflict-test.netdev') + start_networkd() + + self.wait_online(['dropin-test:off'], setup_state='unmanaged') + + output = check_output('ip link show dropin-test') + print(output) + self.assertRegex(output, '00:50:56:c0:00:28') + + @expectedFailureIfModuleIsNotAvailable('bareudp') + def test_bareudp(self): + copy_network_unit('25-bareudp.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['bareudp99:degraded']) + + output = check_output('ip -d link show bareudp99') + print(output) + self.assertRegex(output, 'dstport 1000 ') + self.assertRegex(output, 'ethertype ip ') + + @expectedFailureIfModuleIsNotAvailable('batman-adv') + def test_batadv(self): + copy_network_unit('25-batadv.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['batadv99:degraded']) + + output = check_output('ip -d link show batadv99') + print(output) + self.assertRegex(output, 'batadv') + + def test_bridge(self): + copy_network_unit('25-bridge.netdev', '25-bridge-configure-without-carrier.network') + start_networkd() + + self.wait_online(['bridge99:no-carrier']) + + tick = os.sysconf('SC_CLK_TCK') + self.assertEqual(9, round(float(read_link_attr('bridge99', 'bridge', 'hello_time')) / tick)) + self.assertEqual(9, round(float(read_link_attr('bridge99', 'bridge', 'max_age')) / tick)) + self.assertEqual(9, round(float(read_link_attr('bridge99', 'bridge', 'forward_delay')) / tick)) + self.assertEqual(9, round(float(read_link_attr('bridge99', 'bridge', 'ageing_time')) / tick)) + self.assertEqual(9, int(read_link_attr('bridge99', 'bridge', 'priority'))) + self.assertEqual(1, int(read_link_attr('bridge99', 'bridge', 'multicast_querier'))) + self.assertEqual(1, int(read_link_attr('bridge99', 'bridge', 'multicast_snooping'))) + self.assertEqual(1, int(read_link_attr('bridge99', 'bridge', 'stp_state'))) + self.assertEqual(3, int(read_link_attr('bridge99', 'bridge', 'multicast_igmp_version'))) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'bridge99', env=env) + print(output) + self.assertRegex(output, 'Priority: 9') + self.assertRegex(output, 'STP: yes') + self.assertRegex(output, 'Multicast IGMP Version: 3') + + output = check_output('ip -d link show bridge99') + print(output) + self.assertIn('vlan_filtering 1 ', output) + self.assertIn('vlan_protocol 802.1ad ', output) + self.assertIn('vlan_default_pvid 9 ', output) + + def test_bond(self): + copy_network_unit('25-bond.netdev', '25-bond-balanced-tlb.netdev') + start_networkd() + + self.wait_online(['bond99:off', 'bond98:off'], setup_state='unmanaged') + + self.check_link_attr('bond99', 'bonding', 'mode', '802.3ad 4') + self.check_link_attr('bond99', 'bonding', 'xmit_hash_policy', 'layer3+4 1') + self.check_link_attr('bond99', 'bonding', 'miimon', '1000') + self.check_link_attr('bond99', 'bonding', 'lacp_rate', 'fast 1') + self.check_link_attr('bond99', 'bonding', 'updelay', '2000') + self.check_link_attr('bond99', 'bonding', 'downdelay', '2000') + self.check_link_attr('bond99', 'bonding', 'resend_igmp', '4') + self.check_link_attr('bond99', 'bonding', 'min_links', '1') + self.check_link_attr('bond99', 'bonding', 'ad_actor_sys_prio', '1218') + self.check_link_attr('bond99', 'bonding', 'ad_user_port_key', '811') + self.check_link_attr('bond99', 'bonding', 'ad_actor_system', '00:11:22:33:44:55') + + self.check_link_attr('bond98', 'bonding', 'mode', 'balance-tlb 5') + self.check_link_attr('bond98', 'bonding', 'tlb_dynamic_lb', '1') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'bond99', env=env) + print(output) + self.assertIn('Mode: 802.3ad', output) + self.assertIn('Miimon: 1s', output) + self.assertIn('Updelay: 2s', output) + self.assertIn('Downdelay: 2s', output) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'bond98', env=env) + print(output) + self.assertIn('Mode: balance-tlb', output) + + def test_vlan(self): + copy_network_unit('21-vlan.netdev', '11-dummy.netdev', + '21-vlan.network', '21-vlan-test1.network') + start_networkd() + + self.wait_online(['test1:degraded', 'vlan99:routable']) + + output = check_output('ip -d link show test1') + print(output) + self.assertRegex(output, ' mtu 2000 ') + + output = check_output('ip -d link show vlan99') + print(output) + self.assertIn(' mtu 2000 ', output) + self.assertIn('REORDER_HDR', output) + self.assertIn('LOOSE_BINDING', output) + self.assertIn('GVRP', output) + self.assertIn('MVRP', output) + self.assertIn(' id 99 ', output) + self.assertIn('ingress-qos-map { 4:100 7:13 }', output) + self.assertIn('egress-qos-map { 0:1 1:3 6:6 7:7 10:3 }', output) + + output = check_output('ip -4 address show dev test1') + print(output) + self.assertRegex(output, 'inet 192.168.24.5/24 brd 192.168.24.255 scope global test1') + self.assertRegex(output, 'inet 192.168.25.5/24 brd 192.168.25.255 scope global test1') + + output = check_output('ip -4 address show dev vlan99') + print(output) + self.assertRegex(output, 'inet 192.168.23.5/24 brd 192.168.23.255 scope global vlan99') + + def test_vlan_on_bond(self): + # For issue #24377 (https://github.com/systemd/systemd/issues/24377), + # which is fixed by b05e52000b4eee764b383cc3031da0a3739e996e (PR#24020). + + copy_network_unit('21-bond-802.3ad.netdev', '21-bond-802.3ad.network', + '21-vlan-on-bond.netdev', '21-vlan-on-bond.network') + start_networkd() + self.wait_online(['bond99:off']) + self.wait_operstate('vlan99', operstate='off', setup_state='configuring', setup_timeout=10) + + # The commit b05e52000b4eee764b383cc3031da0a3739e996e adds ", ignoring". To make it easily confirmed + # that the issue is fixed by the commit, let's allow to match both string. + log_re = re.compile('vlan99: Could not bring up interface(, ignoring|): Network is down$', re.MULTILINE) + for i in range(20): + if i > 0: + time.sleep(0.5) + if log_re.search(read_networkd_log()): + break + else: + self.fail() + + copy_network_unit('11-dummy.netdev', '12-dummy.netdev', '21-dummy-bond-slave.network') + networkctl_reload() + self.wait_online(['test1:enslaved', 'dummy98:enslaved', 'bond99:carrier', 'vlan99:routable']) + + def test_macvtap(self): + first = True + for mode in ['private', 'vepa', 'bridge', 'passthru']: + if first: + first = False + else: + self.tearDown() + + print(f'### test_macvtap(mode={mode})') + with self.subTest(mode=mode): + copy_network_unit('21-macvtap.netdev', '26-netdev-link-local-addressing-yes.network', + '11-dummy.netdev', '25-macvtap.network') + with open(os.path.join(network_unit_dir, '21-macvtap.netdev'), mode='a', encoding='utf-8') as f: + f.write('[MACVTAP]\nMode=' + mode) + start_networkd() + + self.wait_online(['macvtap99:degraded', + 'test1:carrier' if mode == 'passthru' else 'test1:degraded']) + + output = check_output('ip -d link show macvtap99') + print(output) + self.assertRegex(output, 'macvtap mode ' + mode + ' ') + + def test_macvlan(self): + first = True + for mode in ['private', 'vepa', 'bridge', 'passthru']: + if first: + first = False + else: + self.tearDown() + + print(f'### test_macvlan(mode={mode})') + with self.subTest(mode=mode): + copy_network_unit('21-macvlan.netdev', '26-netdev-link-local-addressing-yes.network', + '11-dummy.netdev', '25-macvlan.network') + with open(os.path.join(network_unit_dir, '21-macvlan.netdev'), mode='a', encoding='utf-8') as f: + f.write('[MACVLAN]\nMode=' + mode) + start_networkd() + + self.wait_online(['macvlan99:degraded', + 'test1:carrier' if mode == 'passthru' else 'test1:degraded']) + + output = check_output('ip -d link show test1') + print(output) + self.assertRegex(output, ' mtu 2000 ') + + output = check_output('ip -d link show macvlan99') + print(output) + self.assertRegex(output, ' mtu 2000 ') + self.assertRegex(output, 'macvlan mode ' + mode + ' ') + + remove_link('test1') + time.sleep(1) + + check_output("ip link add test1 type dummy") + self.wait_online(['macvlan99:degraded', + 'test1:carrier' if mode == 'passthru' else 'test1:degraded']) + + output = check_output('ip -d link show test1') + print(output) + self.assertRegex(output, ' mtu 2000 ') + + output = check_output('ip -d link show macvlan99') + print(output) + self.assertRegex(output, ' mtu 2000 ') + self.assertRegex(output, 'macvlan mode ' + mode + ' ') + + @expectedFailureIfModuleIsNotAvailable('ipvlan') + def test_ipvlan(self): + first = True + for mode, flag in [['L2', 'private'], ['L3', 'vepa'], ['L3S', 'bridge']]: + if first: + first = False + else: + self.tearDown() + + print(f'### test_ipvlan(mode={mode}, flag={flag})') + with self.subTest(mode=mode, flag=flag): + copy_network_unit('25-ipvlan.netdev', '26-netdev-link-local-addressing-yes.network', + '11-dummy.netdev', '25-ipvlan.network') + with open(os.path.join(network_unit_dir, '25-ipvlan.netdev'), mode='a', encoding='utf-8') as f: + f.write('[IPVLAN]\nMode=' + mode + '\nFlags=' + flag) + + start_networkd() + self.wait_online(['ipvlan99:degraded', 'test1:degraded']) + + output = check_output('ip -d link show ipvlan99') + print(output) + self.assertRegex(output, 'ipvlan *mode ' + mode.lower() + ' ' + flag) + + @expectedFailureIfModuleIsNotAvailable('ipvtap') + def test_ipvtap(self): + first = True + for mode, flag in [['L2', 'private'], ['L3', 'vepa'], ['L3S', 'bridge']]: + if first: + first = False + else: + self.tearDown() + + print(f'### test_ipvtap(mode={mode}, flag={flag})') + with self.subTest(mode=mode, flag=flag): + copy_network_unit('25-ipvtap.netdev', '26-netdev-link-local-addressing-yes.network', + '11-dummy.netdev', '25-ipvtap.network') + with open(os.path.join(network_unit_dir, '25-ipvtap.netdev'), mode='a', encoding='utf-8') as f: + f.write('[IPVTAP]\nMode=' + mode + '\nFlags=' + flag) + + start_networkd() + self.wait_online(['ipvtap99:degraded', 'test1:degraded']) + + output = check_output('ip -d link show ipvtap99') + print(output) + self.assertRegex(output, 'ipvtap *mode ' + mode.lower() + ' ' + flag) + + def test_veth(self): + copy_network_unit('25-veth.netdev', '26-netdev-link-local-addressing-yes.network', + '25-veth-mtu.netdev') + start_networkd() + + self.wait_online(['veth99:degraded', 'veth-peer:degraded', 'veth-mtu:degraded', 'veth-mtu-peer:degraded']) + + output = check_output('ip -d link show veth99') + print(output) + self.assertRegex(output, 'link/ether 12:34:56:78:9a:bc') + output = check_output('ip -d link show veth-peer') + print(output) + self.assertRegex(output, 'link/ether 12:34:56:78:9a:bd') + + output = check_output('ip -d link show veth-mtu') + print(output) + self.assertRegex(output, 'link/ether 12:34:56:78:9a:be') + self.assertRegex(output, 'mtu 1800') + output = check_output('ip -d link show veth-mtu-peer') + print(output) + self.assertRegex(output, 'link/ether 12:34:56:78:9a:bf') + self.assertRegex(output, 'mtu 1800') + + def test_tuntap(self): + copy_network_unit('25-tun.netdev', '25-tap.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['testtun99:degraded', 'testtap99:degraded']) + + pid = networkd_pid() + name = psutil.Process(pid).name()[:15] + + output = check_output('ip -d tuntap show') + print(output) + self.assertRegex(output, fr'(?m)testtap99: tap pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:{name}\({pid}\)systemd\(1\)$') + self.assertRegex(output, fr'(?m)testtun99: tun pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:{name}\({pid}\)systemd\(1\)$') + + output = check_output('ip -d link show testtun99') + print(output) + # Old ip command does not support IFF_ flags + self.assertRegex(output, 'tun (type tun pi on vnet_hdr on multi_queue|addrgenmode) ') + self.assertIn('UP,LOWER_UP', output) + + output = check_output('ip -d link show testtap99') + print(output) + self.assertRegex(output, 'tun (type tap pi on vnet_hdr on multi_queue|addrgenmode) ') + self.assertIn('UP,LOWER_UP', output) + + remove_network_unit('26-netdev-link-local-addressing-yes.network') + + restart_networkd() + self.wait_online(['testtun99:degraded', 'testtap99:degraded'], setup_state='unmanaged') + + pid = networkd_pid() + name = psutil.Process(pid).name()[:15] + + output = check_output('ip -d tuntap show') + print(output) + self.assertRegex(output, fr'(?m)testtap99: tap pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:{name}\({pid}\)systemd\(1\)$') + self.assertRegex(output, fr'(?m)testtun99: tun pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:{name}\({pid}\)systemd\(1\)$') + + output = check_output('ip -d link show testtun99') + print(output) + self.assertRegex(output, 'tun (type tun pi on vnet_hdr on multi_queue|addrgenmode) ') + self.assertIn('UP,LOWER_UP', output) + + output = check_output('ip -d link show testtap99') + print(output) + self.assertRegex(output, 'tun (type tap pi on vnet_hdr on multi_queue|addrgenmode) ') + self.assertIn('UP,LOWER_UP', output) + + clear_network_units() + restart_networkd() + self.wait_online(['testtun99:off', 'testtap99:off'], setup_state='unmanaged') + + output = check_output('ip -d tuntap show') + print(output) + self.assertRegex(output, r'(?m)testtap99: tap pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:$') + self.assertRegex(output, r'(?m)testtun99: tun pi (multi_queue |)vnet_hdr persist filter *(0x100|)\n\tAttached to processes:$') + + for i in range(10): + if i != 0: + time.sleep(1) + output = check_output('ip -d link show testtun99') + print(output) + self.assertRegex(output, 'tun (type tun pi on vnet_hdr on multi_queue|addrgenmode) ') + if 'NO-CARRIER' in output: + break + else: + self.fail() + + for i in range(10): + if i != 0: + time.sleep(1) + output = check_output('ip -d link show testtap99') + print(output) + self.assertRegex(output, 'tun (type tap pi on vnet_hdr on multi_queue|addrgenmode) ') + if 'NO-CARRIER' in output: + break + else: + self.fail() + + @expectedFailureIfModuleIsNotAvailable('vrf') + def test_vrf(self): + copy_network_unit('25-vrf.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['vrf99:carrier']) + + @expectedFailureIfModuleIsNotAvailable('vcan') + def test_vcan(self): + copy_network_unit('25-vcan.netdev', '26-netdev-link-local-addressing-yes.network', + '25-vcan98.netdev', '25-vcan98.network') + start_networkd() + + self.wait_online(['vcan99:carrier', 'vcan98:carrier']) + + # https://github.com/systemd/systemd/issues/30140 + output = check_output('ip -d link show vcan99') + print(output) + self.assertIn('mtu 16 ', output) + + output = check_output('ip -d link show vcan98') + print(output) + self.assertIn('mtu 16 ', output) + + @expectedFailureIfModuleIsNotAvailable('vxcan') + def test_vxcan(self): + copy_network_unit('25-vxcan.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['vxcan99:carrier', 'vxcan-peer:carrier']) + + @expectedFailureIfModuleIsNotAvailable('wireguard') + def test_wireguard(self): + copy_network_unit('25-wireguard.netdev', '25-wireguard.network', + '25-wireguard-23-peers.netdev', '25-wireguard-23-peers.network', + '25-wireguard-preshared-key.txt', '25-wireguard-private-key.txt', + '25-wireguard-no-peer.netdev', '25-wireguard-no-peer.network') + start_networkd() + self.wait_online(['wg99:routable', 'wg98:routable', 'wg97:carrier']) + + output = check_output('ip -4 address show dev wg99') + print(output) + self.assertIn('inet 192.168.124.1/24 scope global wg99', output) + + output = check_output('ip -4 address show dev wg99') + print(output) + self.assertIn('inet 169.254.11.1/24 scope link wg99', output) + + output = check_output('ip -6 address show dev wg99') + print(output) + self.assertIn('inet6 fe80::1/64 scope link', output) + + output = check_output('ip -4 address show dev wg98') + print(output) + self.assertIn('inet 192.168.123.123/24 scope global wg98', output) + + output = check_output('ip -6 address show dev wg98') + print(output) + self.assertIn('inet6 fd8d:4d6d:3ccb:500::1/64 scope global', output) + + output = check_output('ip -4 route show dev wg99 table 1234') + print(output) + self.assertIn('192.168.26.0/24 proto static metric 123', output) + + output = check_output('ip -6 route show dev wg99 table 1234') + print(output) + self.assertIn('fd31:bf08:57cb::/48 proto static metric 123 pref medium', output) + + output = check_output('ip -6 route show dev wg98 table 1234') + print(output) + self.assertIn('fd8d:4d6d:3ccb:500:c79:2339:edce:ece1 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:1dbf:ca8a:32d3:dd81 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:1e54:1415:35d0:a47c proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:270d:b5dd:4a3f:8909 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:5660:679d:3532:94d8 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:6825:573f:30f3:9472 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:6f2e:6888:c6fd:dfb9 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:8d4d:bab:7280:a09a proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:900c:d437:ec27:8822 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:9742:9931:5217:18d5 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:9c11:d820:2e96:9be0 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:a072:80da:de4f:add1 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:a3f3:df38:19b0:721 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:a94b:cd6a:a32d:90e6 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:b39c:9cdc:755a:ead3 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:b684:4f81:2e3e:132e proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:bad5:495d:8e9c:3427 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:bfe5:c3c3:5d77:fcb proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:c624:6bf7:4c09:3b59 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:d4f9:5dc:9296:a1a proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:dcdd:d33b:90c9:6088 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:e2e1:ae15:103f:f376 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:500:f349:c4f0:10c1:6b4 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:c79:2339:edce::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:1dbf:ca8a:32d3::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:1e54:1415:35d0::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:270d:b5dd:4a3f::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:5660:679d:3532::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:6825:573f:30f3::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:6f2e:6888:c6fd::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:8d4d:bab:7280::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:900c:d437:ec27::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:9742:9931:5217::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:9c11:d820:2e96::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:a072:80da:de4f::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:a3f3:df38:19b0::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:a94b:cd6a:a32d::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:b39c:9cdc:755a::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:b684:4f81:2e3e::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:bad5:495d:8e9c::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:bfe5:c3c3:5d77::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:c624:6bf7:4c09::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:d4f9:5dc:9296::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:dcdd:d33b:90c9::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:e2e1:ae15:103f::/96 proto static metric 123 pref medium', output) + self.assertIn('fd8d:4d6d:3ccb:f349:c4f0:10c1::/96 proto static metric 123 pref medium', output) + + if shutil.which('wg'): + call('wg') + + output = check_output('wg show wg99 listen-port') + self.assertEqual(output, '51820') + output = check_output('wg show wg99 fwmark') + self.assertEqual(output, '0x4d2') + output = check_output('wg show wg99 private-key') + self.assertEqual(output, 'EEGlnEPYJV//kbvvIqxKkQwOiS+UENyPncC4bF46ong=') + output = check_output('wg show wg99 allowed-ips') + self.assertIn('9uioxkGzjvGjkse3V35I9AhorWfIjBcrf3UPMS0bw2c=\t192.168.124.3/32', output) + self.assertIn('TTiCUpCxS7zDn/ax4p5W6Evg41r8hOrnWQw2Sq6Nh10=\t192.168.124.2/32', output) + self.assertIn('lsDtM3AbjxNlauRKzHEPfgS1Zp7cp/VX5Use/P4PQSc=\tfdbc:bae2:7871:e1fe:793:8636::/96 fdbc:bae2:7871:500:e1fe:793:8636:dad1/128', output) + self.assertIn('RDf+LSpeEre7YEIKaxg+wbpsNV7du+ktR99uBEtIiCA=\t192.168.26.0/24 fd31:bf08:57cb::/48', output) + output = check_output('wg show wg99 persistent-keepalive') + self.assertIn('9uioxkGzjvGjkse3V35I9AhorWfIjBcrf3UPMS0bw2c=\toff', output) + self.assertIn('TTiCUpCxS7zDn/ax4p5W6Evg41r8hOrnWQw2Sq6Nh10=\toff', output) + self.assertIn('lsDtM3AbjxNlauRKzHEPfgS1Zp7cp/VX5Use/P4PQSc=\toff', output) + self.assertIn('RDf+LSpeEre7YEIKaxg+wbpsNV7du+ktR99uBEtIiCA=\t20', output) + output = check_output('wg show wg99 endpoints') + self.assertIn('9uioxkGzjvGjkse3V35I9AhorWfIjBcrf3UPMS0bw2c=\t(none)', output) + self.assertIn('TTiCUpCxS7zDn/ax4p5W6Evg41r8hOrnWQw2Sq6Nh10=\t(none)', output) + self.assertIn('lsDtM3AbjxNlauRKzHEPfgS1Zp7cp/VX5Use/P4PQSc=\t(none)', output) + self.assertIn('RDf+LSpeEre7YEIKaxg+wbpsNV7du+ktR99uBEtIiCA=\t192.168.27.3:51820', output) + output = check_output('wg show wg99 preshared-keys') + self.assertIn('9uioxkGzjvGjkse3V35I9AhorWfIjBcrf3UPMS0bw2c=\t6Fsg8XN0DE6aPQgAX4r2oazEYJOGqyHUz3QRH/jCB+I=', output) + self.assertIn('TTiCUpCxS7zDn/ax4p5W6Evg41r8hOrnWQw2Sq6Nh10=\tit7nd33chCT/tKT2ZZWfYyp43Zs+6oif72hexnSNMqA=', output) + self.assertIn('lsDtM3AbjxNlauRKzHEPfgS1Zp7cp/VX5Use/P4PQSc=\tcPLOy1YUrEI0EMMIycPJmOo0aTu3RZnw8bL5meVD6m0=', output) + self.assertIn('RDf+LSpeEre7YEIKaxg+wbpsNV7du+ktR99uBEtIiCA=\tIIWIV17wutHv7t4cR6pOT91z6NSz/T8Arh0yaywhw3M=', output) + + output = check_output('wg show wg98 private-key') + self.assertEqual(output, 'CJQUtcS9emY2fLYqDlpSZiE/QJyHkPWr+WHtZLZ90FU=') + + output = check_output('wg show wg97 listen-port') + self.assertEqual(output, '51821') + output = check_output('wg show wg97 fwmark') + self.assertEqual(output, '0x4d3') + + def test_geneve(self): + copy_network_unit('25-geneve.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['geneve99:degraded']) + + output = check_output('ip -d link show geneve99') + print(output) + self.assertRegex(output, '192.168.22.1') + self.assertRegex(output, '6082') + self.assertRegex(output, 'udpcsum') + self.assertRegex(output, 'udp6zerocsumrx') + + def test_ipip_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-ipip.network', + '25-ipip-tunnel.netdev', '25-tunnel.network', + '25-ipip-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-ipip-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-ipip-tunnel-any-any.netdev', '25-tunnel-any-any.network') + start_networkd() + self.wait_online(['ipiptun99:routable', 'ipiptun98:routable', 'ipiptun97:routable', 'ipiptun96:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show ipiptun99') + print(output) + self.assertRegex(output, 'ipip (ipip )?remote 192.169.224.239 local 192.168.223.238 dev dummy98') + output = check_output('ip -d link show ipiptun98') + print(output) + self.assertRegex(output, 'ipip (ipip )?remote 192.169.224.239 local any dev dummy98') + output = check_output('ip -d link show ipiptun97') + print(output) + self.assertRegex(output, 'ipip (ipip )?remote any local 192.168.223.238 dev dummy98') + output = check_output('ip -d link show ipiptun96') + print(output) + self.assertRegex(output, 'ipip (ipip )?remote any local any dev dummy98') + + def test_gre_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-gretun.network', + '25-gre-tunnel.netdev', '25-tunnel.network', + '25-gre-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-gre-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-gre-tunnel-any-any.netdev', '25-tunnel-any-any.network') + start_networkd() + self.wait_online(['gretun99:routable', 'gretun98:routable', 'gretun97:routable', 'gretun96:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show gretun99') + print(output) + self.assertRegex(output, 'gre remote 10.65.223.239 local 10.65.223.238 dev dummy98') + self.assertRegex(output, 'ikey 1.2.3.103') + self.assertRegex(output, 'okey 1.2.4.103') + self.assertRegex(output, 'iseq') + self.assertRegex(output, 'oseq') + output = check_output('ip -d link show gretun98') + print(output) + self.assertRegex(output, 'gre remote 10.65.223.239 local any dev dummy98') + self.assertRegex(output, 'ikey 0.0.0.104') + self.assertRegex(output, 'okey 0.0.0.104') + self.assertNotRegex(output, 'iseq') + self.assertNotRegex(output, 'oseq') + output = check_output('ip -d link show gretun97') + print(output) + self.assertRegex(output, 'gre remote any local 10.65.223.238 dev dummy98') + self.assertRegex(output, 'ikey 0.0.0.105') + self.assertRegex(output, 'okey 0.0.0.105') + self.assertNotRegex(output, 'iseq') + self.assertNotRegex(output, 'oseq') + output = check_output('ip -d link show gretun96') + print(output) + self.assertRegex(output, 'gre remote any local any dev dummy98') + self.assertRegex(output, 'ikey 0.0.0.106') + self.assertRegex(output, 'okey 0.0.0.106') + self.assertNotRegex(output, 'iseq') + self.assertNotRegex(output, 'oseq') + + def test_ip6gre_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-ip6gretun.network', + '25-ip6gre-tunnel.netdev', '25-tunnel.network', + '25-ip6gre-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-ip6gre-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-ip6gre-tunnel-any-any.netdev', '25-tunnel-any-any.network') + start_networkd() + + # Old kernels seem not to support IPv6LL address on ip6gre tunnel, So please do not use wait_online() here. + + self.wait_links('dummy98', 'ip6gretun99', 'ip6gretun98', 'ip6gretun97', 'ip6gretun96') + + output = check_output('ip -d link show ip6gretun99') + print(output) + self.assertRegex(output, 'ip6gre remote 2001:473:fece:cafe::5179 local 2a00:ffde:4567:edde::4987 dev dummy98') + output = check_output('ip -d link show ip6gretun98') + print(output) + self.assertRegex(output, 'ip6gre remote 2001:473:fece:cafe::5179 local any dev dummy98') + output = check_output('ip -d link show ip6gretun97') + print(output) + self.assertRegex(output, 'ip6gre remote any local 2a00:ffde:4567:edde::4987 dev dummy98') + output = check_output('ip -d link show ip6gretun96') + print(output) + self.assertRegex(output, 'ip6gre remote any local any dev dummy98') + + def test_gretap_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-gretap.network', + '25-gretap-tunnel.netdev', '25-tunnel.network', + '25-gretap-tunnel-local-any.netdev', '25-tunnel-local-any.network') + start_networkd() + self.wait_online(['gretap99:routable', 'gretap98:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show gretap99') + print(output) + self.assertRegex(output, 'gretap remote 10.65.223.239 local 10.65.223.238 dev dummy98') + self.assertRegex(output, 'ikey 0.0.0.106') + self.assertRegex(output, 'okey 0.0.0.106') + self.assertRegex(output, 'iseq') + self.assertRegex(output, 'oseq') + self.assertIn('nopmtudisc', output) + self.assertIn('ignore-df', output) + output = check_output('ip -d link show gretap98') + print(output) + self.assertRegex(output, 'gretap remote 10.65.223.239 local any dev dummy98') + self.assertRegex(output, 'ikey 0.0.0.107') + self.assertRegex(output, 'okey 0.0.0.107') + self.assertRegex(output, 'iseq') + self.assertRegex(output, 'oseq') + + def test_ip6gretap_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-ip6gretap.network', + '25-ip6gretap-tunnel.netdev', '25-tunnel.network', + '25-ip6gretap-tunnel-local-any.netdev', '25-tunnel-local-any.network') + start_networkd() + self.wait_online(['ip6gretap99:routable', 'ip6gretap98:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show ip6gretap99') + print(output) + self.assertRegex(output, 'ip6gretap remote 2001:473:fece:cafe::5179 local 2a00:ffde:4567:edde::4987 dev dummy98') + output = check_output('ip -d link show ip6gretap98') + print(output) + self.assertRegex(output, 'ip6gretap remote 2001:473:fece:cafe::5179 local any dev dummy98') + + def test_vti_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-vti.network', + '25-vti-tunnel.netdev', '25-tunnel.network', + '25-vti-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-vti-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-vti-tunnel-any-any.netdev', '25-tunnel-any-any.network') + start_networkd() + self.wait_online(['vtitun99:routable', 'vtitun98:routable', 'vtitun97:routable', 'vtitun96:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show vtitun99') + print(output) + self.assertRegex(output, 'vti remote 10.65.223.239 local 10.65.223.238 dev dummy98') + output = check_output('ip -d link show vtitun98') + print(output) + self.assertRegex(output, 'vti remote 10.65.223.239 local any dev dummy98') + output = check_output('ip -d link show vtitun97') + print(output) + self.assertRegex(output, 'vti remote any local 10.65.223.238 dev dummy98') + output = check_output('ip -d link show vtitun96') + print(output) + self.assertRegex(output, 'vti remote any local any dev dummy98') + + def test_vti6_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-vti6.network', + '25-vti6-tunnel.netdev', '25-tunnel.network', + '25-vti6-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-vti6-tunnel-remote-any.netdev', '25-tunnel-remote-any.network') + start_networkd() + self.wait_online(['vti6tun99:routable', 'vti6tun98:routable', 'vti6tun97:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show vti6tun99') + print(output) + self.assertRegex(output, 'vti6 remote 2001:473:fece:cafe::5179 local 2a00:ffde:4567:edde::4987 dev dummy98') + output = check_output('ip -d link show vti6tun98') + print(output) + self.assertRegex(output, 'vti6 remote 2001:473:fece:cafe::5179 local (any|::) dev dummy98') + output = check_output('ip -d link show vti6tun97') + print(output) + self.assertRegex(output, 'vti6 remote (any|::) local 2a00:ffde:4567:edde::4987 dev dummy98') + + def test_ip6tnl_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-ip6tnl.network', + '25-ip6tnl-tunnel.netdev', '25-tunnel.network', + '25-ip6tnl-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-ip6tnl-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-veth.netdev', '25-ip6tnl-slaac.network', '25-ipv6-prefix.network', + '25-ip6tnl-tunnel-local-slaac.netdev', '25-ip6tnl-tunnel-local-slaac.network', + '25-ip6tnl-tunnel-external.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + self.wait_online(['ip6tnl99:routable', 'ip6tnl98:routable', 'ip6tnl97:routable', + 'ip6tnl-slaac:degraded', 'ip6tnl-external:degraded', + 'dummy98:degraded', 'veth99:routable', 'veth-peer:degraded']) + + output = check_output('ip -d link show ip6tnl99') + print(output) + self.assertIn('ip6tnl ip6ip6 remote 2001:473:fece:cafe::5179 local 2a00:ffde:4567:edde::4987 dev dummy98', output) + output = check_output('ip -d link show ip6tnl98') + print(output) + self.assertRegex(output, 'ip6tnl ip6ip6 remote 2001:473:fece:cafe::5179 local (any|::) dev dummy98') + output = check_output('ip -d link show ip6tnl97') + print(output) + self.assertRegex(output, 'ip6tnl ip6ip6 remote (any|::) local 2a00:ffde:4567:edde::4987 dev dummy98') + output = check_output('ip -d link show ip6tnl-external') + print(output) + self.assertIn('ip6tnl-external@NONE:', output) + self.assertIn('ip6tnl external ', output) + output = check_output('ip -d link show ip6tnl-slaac') + print(output) + self.assertIn('ip6tnl ip6ip6 remote 2001:473:fece:cafe::5179 local 2002:da8:1:0:1034:56ff:fe78:9abc dev veth99', output) + + output = check_output('ip -6 address show veth99') + print(output) + self.assertIn('inet6 2002:da8:1:0:1034:56ff:fe78:9abc/64 scope global dynamic', output) + + output = check_output('ip -4 route show default') + print(output) + self.assertIn('default dev ip6tnl-slaac proto static', output) + + def test_sit_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-sit.network', + '25-sit-tunnel.netdev', '25-tunnel.network', + '25-sit-tunnel-local-any.netdev', '25-tunnel-local-any.network', + '25-sit-tunnel-remote-any.netdev', '25-tunnel-remote-any.network', + '25-sit-tunnel-any-any.netdev', '25-tunnel-any-any.network') + start_networkd() + self.wait_online(['sittun99:routable', 'sittun98:routable', 'sittun97:routable', 'sittun96:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show sittun99') + print(output) + self.assertRegex(output, "sit (ip6ip )?remote 10.65.223.239 local 10.65.223.238 dev dummy98") + output = check_output('ip -d link show sittun98') + print(output) + self.assertRegex(output, "sit (ip6ip )?remote 10.65.223.239 local any dev dummy98") + output = check_output('ip -d link show sittun97') + print(output) + self.assertRegex(output, "sit (ip6ip )?remote any local 10.65.223.238 dev dummy98") + output = check_output('ip -d link show sittun96') + print(output) + self.assertRegex(output, "sit (ip6ip )?remote any local any dev dummy98") + + def test_isatap_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-isatap.network', + '25-isatap-tunnel.netdev', '25-tunnel.network') + start_networkd() + self.wait_online(['isataptun99:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show isataptun99') + print(output) + self.assertRegex(output, "isatap ") + + def test_6rd_tunnel(self): + copy_network_unit('12-dummy.netdev', '25-6rd.network', + '25-6rd-tunnel.netdev', '25-tunnel.network') + start_networkd() + self.wait_online(['sittun99:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show sittun99') + print(output) + self.assertRegex(output, '6rd-prefix 2602::/24') + + @expectedFailureIfERSPANv0IsNotSupported() + def test_erspan_tunnel_v0(self): + copy_network_unit('12-dummy.netdev', '25-erspan.network', + '25-erspan0-tunnel.netdev', '25-tunnel.network', + '25-erspan0-tunnel-local-any.netdev', '25-tunnel-local-any.network') + start_networkd() + self.wait_online(['erspan99:routable', 'erspan98:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show erspan99') + print(output) + self.assertIn('erspan remote 172.16.1.100 local 172.16.1.200', output) + self.assertIn('erspan_ver 0', output) + self.assertNotIn('erspan_index 123', output) + self.assertNotIn('erspan_dir ingress', output) + self.assertNotIn('erspan_hwid 1f', output) + self.assertIn('ikey 0.0.0.101', output) + self.assertIn('iseq', output) + self.assertIn('nopmtudisc', output) + self.assertIn('ignore-df', output) + output = check_output('ip -d link show erspan98') + print(output) + self.assertIn('erspan remote 172.16.1.100 local any', output) + self.assertIn('erspan_ver 0', output) + self.assertNotIn('erspan_index 124', output) + self.assertNotIn('erspan_dir egress', output) + self.assertNotIn('erspan_hwid 2f', output) + self.assertIn('ikey 0.0.0.102', output) + self.assertIn('iseq', output) + + def test_erspan_tunnel_v1(self): + copy_network_unit('12-dummy.netdev', '25-erspan.network', + '25-erspan1-tunnel.netdev', '25-tunnel.network', + '25-erspan1-tunnel-local-any.netdev', '25-tunnel-local-any.network') + start_networkd() + self.wait_online(['erspan99:routable', 'erspan98:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show erspan99') + print(output) + self.assertIn('erspan remote 172.16.1.100 local 172.16.1.200', output) + self.assertIn('erspan_ver 1', output) + self.assertIn('erspan_index 123', output) + self.assertNotIn('erspan_dir ingress', output) + self.assertNotIn('erspan_hwid 1f', output) + self.assertIn('ikey 0.0.0.101', output) + self.assertIn('okey 0.0.0.101', output) + self.assertIn('iseq', output) + self.assertIn('oseq', output) + output = check_output('ip -d link show erspan98') + print(output) + self.assertIn('erspan remote 172.16.1.100 local any', output) + self.assertIn('erspan_ver 1', output) + self.assertIn('erspan_index 124', output) + self.assertNotIn('erspan_dir egress', output) + self.assertNotIn('erspan_hwid 2f', output) + self.assertIn('ikey 0.0.0.102', output) + self.assertIn('okey 0.0.0.102', output) + self.assertIn('iseq', output) + self.assertIn('oseq', output) + + @expectedFailureIfERSPANv2IsNotSupported() + def test_erspan_tunnel_v2(self): + copy_network_unit('12-dummy.netdev', '25-erspan.network', + '25-erspan2-tunnel.netdev', '25-tunnel.network', + '25-erspan2-tunnel-local-any.netdev', '25-tunnel-local-any.network') + start_networkd() + self.wait_online(['erspan99:routable', 'erspan98:routable', 'dummy98:degraded']) + + output = check_output('ip -d link show erspan99') + print(output) + self.assertIn('erspan remote 172.16.1.100 local 172.16.1.200', output) + self.assertIn('erspan_ver 2', output) + self.assertNotIn('erspan_index 123', output) + self.assertIn('erspan_dir ingress', output) + self.assertIn('erspan_hwid 0x1f', output) + self.assertIn('ikey 0.0.0.101', output) + self.assertIn('okey 0.0.0.101', output) + self.assertIn('iseq', output) + self.assertIn('oseq', output) + output = check_output('ip -d link show erspan98') + print(output) + self.assertIn('erspan remote 172.16.1.100 local any', output) + self.assertIn('erspan_ver 2', output) + self.assertNotIn('erspan_index 124', output) + self.assertIn('erspan_dir egress', output) + self.assertIn('erspan_hwid 0x2f', output) + self.assertIn('ikey 0.0.0.102', output) + self.assertIn('okey 0.0.0.102', output) + self.assertIn('iseq', output) + self.assertIn('oseq', output) + + def test_tunnel_independent(self): + copy_network_unit('25-ipip-tunnel-independent.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['ipiptun99:carrier']) + + def test_tunnel_independent_loopback(self): + copy_network_unit('25-ipip-tunnel-independent-loopback.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['ipiptun99:carrier']) + + @expectedFailureIfModuleIsNotAvailable('xfrm_interface') + def test_xfrm(self): + copy_network_unit('12-dummy.netdev', '25-xfrm.network', + '25-xfrm.netdev', '25-xfrm-independent.netdev', + '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['dummy98:degraded', 'xfrm98:degraded', 'xfrm99:degraded']) + + output = check_output('ip -d link show dev xfrm98') + print(output) + self.assertIn('xfrm98@dummy98:', output) + self.assertIn('xfrm if_id 0x98 ', output) + + output = check_output('ip -d link show dev xfrm99') + print(output) + self.assertIn('xfrm99@lo:', output) + self.assertIn('xfrm if_id 0x99 ', output) + + @expectedFailureIfModuleIsNotAvailable('fou') + def test_fou(self): + # The following redundant check is necessary for CentOS CI. + # Maybe, error handling in lookup_id() in sd-netlink/generic-netlink.c needs to be updated. + self.assertTrue(is_module_available('fou')) + + copy_network_unit('25-fou-ipproto-ipip.netdev', '25-fou-ipproto-gre.netdev', + '25-fou-ipip.netdev', '25-fou-sit.netdev', + '25-fou-gre.netdev', '25-fou-gretap.netdev') + start_networkd() + + self.wait_online(['ipiptun96:off', 'sittun96:off', 'gretun96:off', 'gretap96:off'], setup_state='unmanaged') + + output = check_output('ip fou show') + print(output) + self.assertRegex(output, 'port 55555 ipproto 4') + self.assertRegex(output, 'port 55556 ipproto 47') + + output = check_output('ip -d link show ipiptun96') + print(output) + self.assertRegex(output, 'encap fou encap-sport auto encap-dport 55555') + output = check_output('ip -d link show sittun96') + print(output) + self.assertRegex(output, 'encap fou encap-sport auto encap-dport 55555') + output = check_output('ip -d link show gretun96') + print(output) + self.assertRegex(output, 'encap fou encap-sport 1001 encap-dport 55556') + output = check_output('ip -d link show gretap96') + print(output) + self.assertRegex(output, 'encap fou encap-sport auto encap-dport 55556') + + def test_vxlan(self): + copy_network_unit('11-dummy.netdev', '25-vxlan-test1.network', + '25-vxlan.netdev', '25-vxlan.network', + '25-vxlan-ipv6.netdev', '25-vxlan-ipv6.network', + '25-vxlan-independent.netdev', '26-netdev-link-local-addressing-yes.network', + '25-veth.netdev', '25-vxlan-veth99.network', '25-ipv6-prefix.network', + '25-vxlan-local-slaac.netdev', '25-vxlan-local-slaac.network') + start_networkd() + + self.wait_online(['test1:degraded', 'veth99:routable', 'veth-peer:degraded', + 'vxlan99:degraded', 'vxlan98:degraded', 'vxlan97:degraded', 'vxlan-slaac:degraded']) + + output = check_output('ip -d -d link show vxlan99') + print(output) + self.assertIn('999', output) + self.assertIn('5555', output) + self.assertIn('l2miss', output) + self.assertIn('l3miss', output) + self.assertIn('gbp', output) + # Since [0] some of the options use slightly different names and some + # options with default values are shown only if the -d(etails) setting + # is repeated + # [0] https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=1215e9d3862387353d8672296cb4c6c16e8cbb72 + self.assertRegex(output, '(udpcsum|udp_csum)') + self.assertRegex(output, '(udp6zerocsumtx|udp_zero_csum6_tx)') + self.assertRegex(output, '(udp6zerocsumrx|udp_zero_csum6_rx)') + self.assertRegex(output, '(remcsumtx|remcsum_tx)') + self.assertRegex(output, '(remcsumrx|remcsum_rx)') + + output = check_output('bridge fdb show dev vxlan99') + print(output) + self.assertIn('00:11:22:33:44:55 dst 10.0.0.5 self permanent', output) + self.assertIn('00:11:22:33:44:66 dst 10.0.0.6 self permanent', output) + self.assertIn('00:11:22:33:44:77 dst 10.0.0.7 via test1 self permanent', output) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'vxlan99', env=env) + print(output) + self.assertIn('VNI: 999', output) + self.assertIn('Destination Port: 5555', output) + self.assertIn('Underlying Device: test1', output) + + output = check_output('bridge fdb show dev vxlan97') + print(output) + self.assertIn('00:00:00:00:00:00 dst fe80::23b:d2ff:fe95:967f via test1 self permanent', output) + self.assertIn('00:00:00:00:00:00 dst fe80::27c:16ff:fec0:6c74 via test1 self permanent', output) + self.assertIn('00:00:00:00:00:00 dst fe80::2a2:e4ff:fef9:2269 via test1 self permanent', output) + + output = check_output('ip -d link show vxlan-slaac') + print(output) + self.assertIn('vxlan id 4831584 local 2002:da8:1:0:1034:56ff:fe78:9abc dev veth99', output) + + output = check_output('ip -6 address show veth99') + print(output) + self.assertIn('inet6 2002:da8:1:0:1034:56ff:fe78:9abc/64 scope global dynamic', output) + + @unittest.skipUnless(compare_kernel_version("6"), reason="Causes kernel panic on unpatched kernels: https://bugzilla.kernel.org/show_bug.cgi?id=208315") + def test_macsec(self): + copy_network_unit('25-macsec.netdev', '25-macsec.network', '25-macsec.key', + '26-macsec.network', '12-dummy.netdev') + start_networkd() + + self.wait_online(['dummy98:degraded', 'macsec99:routable']) + + output = check_output('ip -d link show macsec99') + print(output) + self.assertRegex(output, 'macsec99@dummy98') + self.assertRegex(output, 'macsec sci [0-9a-f]*000b') + self.assertRegex(output, 'encrypt on') + + output = check_output('ip macsec show macsec99') + print(output) + self.assertRegex(output, 'encrypt on') + self.assertRegex(output, 'TXSC: [0-9a-f]*000b on SA 1') + self.assertRegex(output, '0: PN [0-9]*, state on, key 01000000000000000000000000000000') + self.assertRegex(output, '1: PN [0-9]*, state on, key 02030000000000000000000000000000') + self.assertRegex(output, 'RXSC: c619528fe6a00100, state on') + self.assertRegex(output, '0: PN [0-9]*, state on, key 02030405000000000000000000000000') + self.assertRegex(output, '1: PN [0-9]*, state on, key 02030405060000000000000000000000') + self.assertRegex(output, '2: PN [0-9]*, state off, key 02030405060700000000000000000000') + self.assertRegex(output, '3: PN [0-9]*, state off, key 02030405060708000000000000000000') + self.assertNotRegex(output, 'key 02030405067080900000000000000000') + self.assertRegex(output, 'RXSC: 8c16456c83a90002, state on') + self.assertRegex(output, '0: PN [0-9]*, state off, key 02030400000000000000000000000000') + + def test_nlmon(self): + copy_network_unit('25-nlmon.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['nlmon99:carrier']) + + @expectedFailureIfModuleIsNotAvailable('ifb') + def test_ifb(self): + copy_network_unit('25-ifb.netdev', '26-netdev-link-local-addressing-yes.network') + start_networkd() + + self.wait_online(['ifb99:degraded']) + +class NetworkdL2TPTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + @expectedFailureIfModuleIsNotAvailable('l2tp_eth', 'l2tp_netlink') + def test_l2tp_udp(self): + copy_network_unit('11-dummy.netdev', '25-l2tp-dummy.network', + '25-l2tp-udp.netdev', '25-l2tp.network') + start_networkd() + + self.wait_online(['test1:routable', 'l2tp-ses1:degraded', 'l2tp-ses2:degraded']) + + output = check_output('ip l2tp show tunnel tunnel_id 10') + print(output) + self.assertRegex(output, "Tunnel 10, encap UDP") + self.assertRegex(output, "From 192.168.30.100 to 192.168.30.101") + self.assertRegex(output, "Peer tunnel 11") + self.assertRegex(output, "UDP source / dest ports: 3000/4000") + self.assertRegex(output, "UDP checksum: enabled") + + output = check_output('ip l2tp show session tid 10 session_id 15') + print(output) + self.assertRegex(output, "Session 15 in tunnel 10") + self.assertRegex(output, "Peer session 16, tunnel 11") + self.assertRegex(output, "interface name: l2tp-ses1") + + output = check_output('ip l2tp show session tid 10 session_id 17') + print(output) + self.assertRegex(output, "Session 17 in tunnel 10") + self.assertRegex(output, "Peer session 18, tunnel 11") + self.assertRegex(output, "interface name: l2tp-ses2") + + @expectedFailureIfModuleIsNotAvailable('l2tp_eth', 'l2tp_ip', 'l2tp_netlink') + def test_l2tp_ip(self): + copy_network_unit('11-dummy.netdev', '25-l2tp-dummy.network', + '25-l2tp-ip.netdev', '25-l2tp.network') + start_networkd() + + self.wait_online(['test1:routable', 'l2tp-ses3:degraded', 'l2tp-ses4:degraded']) + + output = check_output('ip l2tp show tunnel tunnel_id 10') + print(output) + self.assertRegex(output, "Tunnel 10, encap IP") + self.assertRegex(output, "From 192.168.30.100 to 192.168.30.101") + self.assertRegex(output, "Peer tunnel 12") + + output = check_output('ip l2tp show session tid 10 session_id 25') + print(output) + self.assertRegex(output, "Session 25 in tunnel 10") + self.assertRegex(output, "Peer session 26, tunnel 12") + self.assertRegex(output, "interface name: l2tp-ses3") + + output = check_output('ip l2tp show session tid 10 session_id 27') + print(output) + self.assertRegex(output, "Session 27 in tunnel 10") + self.assertRegex(output, "Peer session 28, tunnel 12") + self.assertRegex(output, "interface name: l2tp-ses4") + +class NetworkdNetworkTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def verify_address_static( + self, + label1: str, + label2: str, + label3: str, + broadcast1: str, + broadcast2: str, + broadcast3: str, + peer1: str, + peer2: str, + peer3: str, + peer4: str, + peer5: str, + peer6: str, + scope1: str, + scope2: str, + deprecated1: str, + deprecated2: str, + deprecated3: str, + deprecated4: str, + route_metric: int, + flag1: str, + flag2: str, + flag3: str, + flag4: str, + ip4_null_16: str, + ip4_null_24: str, + ip6_null_73: str, + ip6_null_74: str, + ): + output = check_output('ip address show dev dummy98') + print(output) + + # simple settings + self.assertIn('inet 10.1.2.3/16 brd 10.1.255.255 scope global dummy98', output) + self.assertIn('inet 10.1.2.4/16 brd 10.1.255.255 scope global secondary dummy98', output) + self.assertIn('inet 10.2.2.4/16 brd 10.2.255.255 scope global dummy98', output) + self.assertIn('inet6 2001:db8:0:f101::15/64 scope global', output) + self.assertIn('inet6 2001:db8:0:f101::16/64 scope global', output) + self.assertIn('inet6 2001:db8:0:f102::15/64 scope global', output) + + # label + self.assertIn(f'inet 10.3.1.1/24 brd 10.3.1.255 scope global {label1}', output) + self.assertIn(f'inet 10.3.2.1/24 brd 10.3.2.255 scope global {label2}', output) + self.assertIn(f'inet 10.3.3.1/24 brd 10.3.3.255 scope global {label3}', output) + + # broadcast + self.assertIn(f'inet 10.4.1.1/24{broadcast1} scope global dummy98', output) + self.assertIn(f'inet 10.4.2.1/24{broadcast2} scope global dummy98', output) + self.assertIn(f'inet 10.4.3.1/24{broadcast3} scope global dummy98', output) + + # peer + self.assertIn(f'inet 10.5.1.1{peer1} scope global dummy98', output) + self.assertIn(f'inet 10.5.2.1{peer2} scope global dummy98', output) + self.assertIn(f'inet 10.5.3.1{peer3} scope global dummy98', output) + self.assertIn(f'inet6 2001:db8:0:f103::1{peer4} scope global', output) + self.assertIn(f'inet6 2001:db8:0:f103::2{peer5} scope global', output) + self.assertIn(f'inet6 2001:db8:0:f103::3{peer6} scope global', output) + + # scope + self.assertIn(f'inet 10.6.1.1/24 brd 10.6.1.255 scope {scope1} dummy98', output) + self.assertIn(f'inet 10.6.2.1/24 brd 10.6.2.255 scope {scope2} dummy98', output) + + # lifetime + self.assertIn(f'inet 10.7.1.1/24 brd 10.7.1.255 scope global{deprecated1} dummy98', output) + self.assertIn(f'inet 10.7.2.1/24 brd 10.7.2.255 scope global{deprecated2} dummy98', output) + self.assertIn(f'inet6 2001:db8:0:f104::1/64 scope global{deprecated3}', output) + self.assertIn(f'inet6 2001:db8:0:f104::2/64 scope global{deprecated4}', output) + + # route metric + self.assertRegex(output, rf'inet 10.8.1.1/24 (metric {route_metric} |)brd 10.8.1.255 scope global dummy98') + self.assertRegex(output, rf'inet6 2001:db8:0:f105::1/64 (metric {route_metric} |)scope global') + + output_route = check_output('ip -4 route show dev dummy98 10.8.1.0/24') + print(output_route) + self.assertIn(f'10.8.1.0/24 proto kernel scope link src 10.8.1.1 metric {route_metric}', output_route) + + output_route = check_output('ip -6 route show dev dummy98 2001:db8:0:f105::/64') + print(output_route) + self.assertIn(f'2001:db8:0:f105::/64 proto kernel metric {route_metric}', output_route) + + # flags + self.assertIn(f'inet 10.9.1.1/24 brd 10.9.1.255 scope global{flag1} dummy98', output) + self.assertIn(f'inet 10.9.2.1/24 brd 10.9.2.255 scope global{flag2} dummy98', output) + self.assertIn(f'inet6 2001:db8:0:f106::1/64 scope global{flag3}', output) + self.assertIn(f'inet6 2001:db8:0:f106::2/64 scope global{flag4}', output) + + # null address + self.assertTrue(ip4_null_16.endswith('.0.1')) + prefix16 = ip4_null_16[:-len('.0.1')] + self.assertTrue(ip4_null_24.endswith('.1')) + prefix24 = ip4_null_24[:-len('.1')] + self.assertIn(f'inet {ip4_null_16}/16 brd {prefix16}.255.255 scope global subnet16', output) + self.assertIn(f'inet {ip4_null_24}/24 brd {prefix24}.255 scope global subnet24', output) + self.assertIn(f'inet6 {ip6_null_73}/73 scope global', output) + self.assertIn(f'inet6 {ip6_null_74}/74 scope global', output) + + # invalid sections + self.assertNotIn('10.4.4.1', output) + self.assertNotIn('10.5.4.1', output) + self.assertNotIn('10.5.5.1', output) + self.assertNotIn('10.8.2.1', output) + self.assertNotIn('10.9.3.1', output) + self.assertNotIn('2001:db8:0:f101::2', output) + self.assertNotIn('2001:db8:0:f103::4', output) + + # netlabel + self.check_netlabel('dummy98', r'10\.10\.1\.0/24') + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + def test_address_static(self): + copy_network_unit('25-address-static.network', '12-dummy.netdev', copy_dropins=False) + self.setup_nftset('addr4', 'ipv4_addr') + self.setup_nftset('network4', 'ipv4_addr', 'flags interval;') + self.setup_nftset('ifindex', 'iface_index') + start_networkd() + + self.wait_online(['dummy98:routable']) + + ip4_null_16 = None + ip4_null_24 = None + output = check_output('ip -4 --json address show dev dummy98') + for i in json.loads(output)[0]['addr_info']: + if i['label'] == 'subnet16': + ip4_null_16 = i['local'] + elif i['label'] == 'subnet24': + ip4_null_24 = i['local'] + self.assertTrue(ip4_null_16.endswith('.0.1')) + self.assertTrue(ip4_null_24.endswith('.1')) + + ip6_null_73 = None + ip6_null_74 = None + output = check_output('ip -6 --json address show dev dummy98') + for i in json.loads(output)[0]['addr_info']: + if i['prefixlen'] == 73: + ip6_null_73 = i['local'] + elif i['prefixlen'] == 74: + ip6_null_74 = i['local'] + self.assertTrue(ip6_null_73.endswith(':1')) + self.assertTrue(ip6_null_74.endswith(':1')) + + self.verify_address_static( + label1='label1', + label2='label2', + label3='dummy98', + broadcast1='', + broadcast2=' brd 10.4.2.255', + broadcast3=' brd 10.4.3.63', + peer1=' peer 10.5.1.101/24', + peer2=' peer 10.5.2.101/24', + peer3='/24 brd 10.5.3.255', + peer4=' peer 2001:db8:0:f103::101/128', + peer5=' peer 2001:db8:0:f103::102/128', + peer6='/128', + scope1='global', + scope2='link', + deprecated1='', + deprecated2=' deprecated', + deprecated3='', + deprecated4=' deprecated', + route_metric=128, + flag1=' noprefixroute', + flag2='', + flag3=' noprefixroute', + flag4=' home mngtmpaddr', + ip4_null_16=ip4_null_16, + ip4_null_24=ip4_null_24, + ip6_null_73=ip6_null_73, + ip6_null_74=ip6_null_74, + ) + # nft set + self.check_nftset('addr4', r'10\.10\.1\.1') + self.check_nftset('network4', r'10\.10\.1\.0/24') + self.check_nftset('ifindex', 'dummy98') + + self.teardown_nftset('addr4', 'network4', 'ifindex') + + copy_network_unit('25-address-static.network.d/10-override.conf') + networkctl_reload() + self.wait_online(['dummy98:routable']) + self.verify_address_static( + label1='new-label1', + label2='dummy98', + label3='new-label3', + broadcast1=' brd 10.4.1.255', + broadcast2='', + broadcast3=' brd 10.4.3.31', + peer1=' peer 10.5.1.102/24', + peer2='/24 brd 10.5.2.255', + peer3=' peer 10.5.3.102/24', + peer4=' peer 2001:db8:0:f103::201/128', + peer5='/128', + peer6=' peer 2001:db8:0:f103::203/128', + scope1='link', + scope2='global', + deprecated1=' deprecated', + deprecated2='', + deprecated3=' deprecated', + deprecated4='', + route_metric=256, + flag1='', + flag2=' noprefixroute', + flag3=' home mngtmpaddr', + flag4=' noprefixroute', + ip4_null_16=ip4_null_16, + ip4_null_24=ip4_null_24, + ip6_null_73=ip6_null_73, + ip6_null_74=ip6_null_74, + ) + + networkctl_reconfigure('dummy98') + self.wait_online(['dummy98:routable']) + self.verify_address_static( + label1='new-label1', + label2='dummy98', + label3='new-label3', + broadcast1=' brd 10.4.1.255', + broadcast2='', + broadcast3=' brd 10.4.3.31', + peer1=' peer 10.5.1.102/24', + peer2='/24 brd 10.5.2.255', + peer3=' peer 10.5.3.102/24', + peer4=' peer 2001:db8:0:f103::201/128', + peer5='/128', + peer6=' peer 2001:db8:0:f103::203/128', + scope1='link', + scope2='global', + deprecated1=' deprecated', + deprecated2='', + deprecated3=' deprecated', + deprecated4='', + route_metric=256, + flag1='', + flag2=' noprefixroute', + flag3=' home mngtmpaddr', + flag4=' noprefixroute', + ip4_null_16=ip4_null_16, + ip4_null_24=ip4_null_24, + ip6_null_73=ip6_null_73, + ip6_null_74=ip6_null_74, + ) + + # Tests for #20891. + # 1. set preferred lifetime forever to drop the deprecated flag for testing #20891. + check_output('ip address change 10.7.1.1/24 dev dummy98 preferred_lft forever') + check_output('ip address change 2001:db8:0:f104::1/64 dev dummy98 preferred_lft forever') + output = check_output('ip address show dev dummy98') + print(output) + self.assertNotRegex(output, '10.7.1.1/24 .* deprecated') + self.assertNotRegex(output, '2001:db8:0:f104::1/64 .* deprecated') + + # 2. reconfigure the interface, and check the deprecated flag is set again + networkctl_reconfigure('dummy98') + self.wait_online(['dummy98:routable']) + self.verify_address_static( + label1='new-label1', + label2='dummy98', + label3='new-label3', + broadcast1=' brd 10.4.1.255', + broadcast2='', + broadcast3=' brd 10.4.3.31', + peer1=' peer 10.5.1.102/24', + peer2='/24 brd 10.5.2.255', + peer3=' peer 10.5.3.102/24', + peer4=' peer 2001:db8:0:f103::201/128', + peer5='/128', + peer6=' peer 2001:db8:0:f103::203/128', + scope1='link', + scope2='global', + deprecated1=' deprecated', + deprecated2='', + deprecated3=' deprecated', + deprecated4='', + route_metric=256, + flag1='', + flag2=' noprefixroute', + flag3=' home mngtmpaddr', + flag4=' noprefixroute', + ip4_null_16=ip4_null_16, + ip4_null_24=ip4_null_24, + ip6_null_73=ip6_null_73, + ip6_null_74=ip6_null_74, + ) + + # test for ENOBUFS issue #17012 (with reload) + copy_network_unit('25-address-static.network.d/10-many-address.conf') + networkctl_reload() + self.wait_online(['dummy98:routable']) + output = check_output('ip -4 address show dev dummy98') + for i in range(1, 254): + self.assertIn(f'inet 10.3.3.{i}/16 brd 10.3.255.255', output) + + # (with reconfigure) + networkctl_reconfigure('dummy98') + self.wait_online(['dummy98:routable']) + output = check_output('ip -4 address show dev dummy98') + for i in range(1, 254): + self.assertIn(f'inet 10.3.3.{i}/16 brd 10.3.255.255', output) + + def test_address_ipv4acd(self): + check_output('ip netns add ns99') + check_output('ip link add veth99 type veth peer veth-peer') + check_output('ip link set veth-peer netns ns99') + check_output('ip link set veth99 up') + check_output('ip netns exec ns99 ip link set veth-peer up') + check_output('ip netns exec ns99 ip address add 192.168.100.10/24 dev veth-peer') + + copy_network_unit('25-address-ipv4acd-veth99.network', copy_dropins=False) + start_networkd() + self.wait_online(['veth99:routable']) + + output = check_output('ip -4 address show dev veth99') + print(output) + self.assertNotIn('192.168.100.10/24', output) + self.assertIn('192.168.100.11/24', output) + + copy_network_unit('25-address-ipv4acd-veth99.network.d/conflict-address.conf') + networkctl_reload() + self.wait_operstate('veth99', operstate='routable', setup_state='configuring', setup_timeout=10) + + output = check_output('ip -4 address show dev veth99') + print(output) + self.assertNotIn('192.168.100.10/24', output) + self.assertIn('192.168.100.11/24', output) + + def test_address_peer_ipv4(self): + # test for issue #17304 + copy_network_unit('25-address-peer-ipv4.network', '12-dummy.netdev') + + for trial in range(2): + if trial == 0: + start_networkd() + else: + restart_networkd() + + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dev dummy98') + self.assertIn('inet 100.64.0.1 peer 100.64.0.2/32 scope global', output) + + @expectedFailureIfModuleIsNotAvailable('vrf') + def test_prefix_route(self): + copy_network_unit('25-prefix-route-with-vrf.network', '12-dummy.netdev', + '25-prefix-route-without-vrf.network', '11-dummy.netdev', + '25-vrf.netdev', '25-vrf.network') + for trial in range(2): + if trial == 0: + start_networkd() + else: + restart_networkd() + + self.wait_online(['dummy98:routable', 'test1:routable', 'vrf99:carrier']) + + output = check_output('ip route show table 42 dev dummy98') + print('### ip route show table 42 dev dummy98') + print(output) + self.assertRegex(output, 'local 10.20.22.1 proto kernel scope host src 10.20.22.1') + self.assertRegex(output, '10.20.33.0/24 proto kernel scope link src 10.20.33.1') + self.assertRegex(output, 'local 10.20.33.1 proto kernel scope host src 10.20.33.1') + self.assertRegex(output, 'broadcast 10.20.33.255 proto kernel scope link src 10.20.33.1') + self.assertRegex(output, 'local 10.20.44.1 proto kernel scope host src 10.20.44.1') + self.assertRegex(output, 'local 10.20.55.1 proto kernel scope host src 10.20.55.1') + self.assertRegex(output, 'broadcast 10.20.55.255 proto kernel scope link src 10.20.55.1') + output = check_output('ip -6 route show table 42 dev dummy98') + print('### ip -6 route show table 42 dev dummy98') + print(output) + if trial == 0: + # Kernel's bug? + self.assertRegex(output, 'local fdde:11:22::1 proto kernel metric 0 pref medium') + #self.assertRegex(output, 'fdde:11:22::1 proto kernel metric 256 pref medium') + self.assertRegex(output, 'local fdde:11:33::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'fdde:11:33::/64 proto kernel metric 256 pref medium') + self.assertRegex(output, 'local fdde:11:44::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'local fdde:11:55::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'fe80::/64 proto kernel metric 256 pref medium') + self.assertRegex(output, 'ff00::/8 (proto kernel )?metric 256 (linkdown )?pref medium') + + print() + + output = check_output('ip route show dev test1') + print('### ip route show dev test1') + print(output) + self.assertRegex(output, '10.21.33.0/24 proto kernel scope link src 10.21.33.1') + output = check_output('ip route show table local dev test1') + print('### ip route show table local dev test1') + print(output) + self.assertRegex(output, 'local 10.21.22.1 proto kernel scope host src 10.21.22.1') + self.assertRegex(output, 'local 10.21.33.1 proto kernel scope host src 10.21.33.1') + self.assertRegex(output, 'broadcast 10.21.33.255 proto kernel scope link src 10.21.33.1') + self.assertRegex(output, 'local 10.21.44.1 proto kernel scope host src 10.21.44.1') + self.assertRegex(output, 'local 10.21.55.1 proto kernel scope host src 10.21.55.1') + self.assertRegex(output, 'broadcast 10.21.55.255 proto kernel scope link src 10.21.55.1') + output = check_output('ip -6 route show dev test1') + print('### ip -6 route show dev test1') + print(output) + self.assertRegex(output, 'fdde:12:22::1 proto kernel metric 256 pref medium') + self.assertRegex(output, 'fdde:12:33::/64 proto kernel metric 256 pref medium') + self.assertRegex(output, 'fe80::/64 proto kernel metric 256 pref medium') + output = check_output('ip -6 route show table local dev test1') + print('### ip -6 route show table local dev test1') + print(output) + self.assertRegex(output, 'local fdde:12:22::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'local fdde:12:33::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'local fdde:12:44::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'local fdde:12:55::1 proto kernel metric 0 pref medium') + self.assertRegex(output, 'ff00::/8 (proto kernel )?metric 256 (linkdown )?pref medium') + + def test_configure_without_carrier(self): + copy_network_unit('11-dummy.netdev') + start_networkd() + self.wait_operstate('test1', 'off', '') + check_output('ip link set dev test1 up carrier off') + + copy_network_unit('25-test1.network.d/configure-without-carrier.conf', copy_dropins=False) + restart_networkd() + self.wait_online(['test1:no-carrier']) + + carrier_map = {'on': '1', 'off': '0'} + routable_map = {'on': 'routable', 'off': 'no-carrier'} + for carrier in ['off', 'on', 'off']: + with self.subTest(carrier=carrier): + if carrier_map[carrier] != read_link_attr('test1', 'carrier'): + check_output(f'ip link set dev test1 carrier {carrier}') + self.wait_online([f'test1:{routable_map[carrier]}:{routable_map[carrier]}']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + print(output) + self.assertRegex(output, '192.168.0.15') + self.assertRegex(output, '192.168.0.1') + self.assertRegex(output, routable_map[carrier]) + + def test_configure_without_carrier_yes_ignore_carrier_loss_no(self): + copy_network_unit('11-dummy.netdev') + start_networkd() + self.wait_operstate('test1', 'off', '') + check_output('ip link set dev test1 up carrier off') + + copy_network_unit('25-test1.network') + restart_networkd() + self.wait_online(['test1:no-carrier']) + + carrier_map = {'on': '1', 'off': '0'} + routable_map = {'on': 'routable', 'off': 'no-carrier'} + for (carrier, have_config) in [('off', True), ('on', True), ('off', False)]: + with self.subTest(carrier=carrier, have_config=have_config): + if carrier_map[carrier] != read_link_attr('test1', 'carrier'): + check_output(f'ip link set dev test1 carrier {carrier}') + self.wait_online([f'test1:{routable_map[carrier]}:{routable_map[carrier]}']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + print(output) + if have_config: + self.assertRegex(output, '192.168.0.15') + self.assertRegex(output, '192.168.0.1') + else: + self.assertNotRegex(output, '192.168.0.15') + self.assertNotRegex(output, '192.168.0.1') + self.assertRegex(output, routable_map[carrier]) + + def test_routing_policy_rule(self): + copy_network_unit('25-routing-policy-rule-test1.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule list iif test1 priority 111') + print(output) + self.assertRegex(output, '111:') + self.assertRegex(output, 'from 192.168.100.18') + self.assertRegex(output, r'tos (0x08|throughput)\s') + self.assertRegex(output, 'iif test1') + self.assertRegex(output, 'oif test1') + self.assertRegex(output, 'lookup 7') + + output = check_output('ip rule list iif test1 priority 101') + print(output) + self.assertRegex(output, '101:') + self.assertRegex(output, 'from all') + self.assertRegex(output, 'iif test1') + self.assertRegex(output, 'lookup 9') + + output = check_output('ip -6 rule list iif test1 priority 100') + print(output) + self.assertRegex(output, '100:') + self.assertRegex(output, 'from all') + self.assertRegex(output, 'iif test1') + self.assertRegex(output, 'lookup 8') + + output = check_output('ip rule list iif test1 priority 102') + print(output) + self.assertRegex(output, '102:') + self.assertRegex(output, 'from 0.0.0.0/8') + self.assertRegex(output, 'iif test1') + self.assertRegex(output, 'lookup 10') + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + def test_routing_policy_rule_issue_11280(self): + copy_network_unit('25-routing-policy-rule-test1.network', '11-dummy.netdev', + '25-routing-policy-rule-dummy98.network', '12-dummy.netdev') + + for trial in range(3): + restart_networkd(show_logs=(trial > 0)) + self.wait_online(['test1:degraded', 'dummy98:degraded']) + + output = check_output('ip rule list table 7') + print(output) + self.assertRegex(output, '111: from 192.168.100.18 tos (0x08|throughput) iif test1 oif test1 lookup 7') + + output = check_output('ip rule list table 8') + print(output) + self.assertRegex(output, '112: from 192.168.101.18 tos (0x08|throughput) iif dummy98 oif dummy98 lookup 8') + + def test_routing_policy_rule_reconfigure(self): + copy_network_unit('25-routing-policy-rule-reconfigure2.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule list table 1011') + print(output) + self.assertIn('10111: from all fwmark 0x3f3 lookup 1011', output) + self.assertIn('10112: from all oif test1 lookup 1011', output) + self.assertIn('10113: from all iif test1 lookup 1011', output) + self.assertIn('10114: from 192.168.8.254 lookup 1011', output) + + output = check_output('ip -6 rule list table 1011') + print(output) + self.assertIn('10112: from all oif test1 lookup 1011', output) + + copy_network_unit('25-routing-policy-rule-reconfigure1.network', '11-dummy.netdev') + networkctl_reload() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule list table 1011') + print(output) + self.assertIn('10111: from all fwmark 0x3f3 lookup 1011', output) + self.assertIn('10112: from all oif test1 lookup 1011', output) + self.assertIn('10113: from all iif test1 lookup 1011', output) + self.assertIn('10114: from 192.168.8.254 lookup 1011', output) + + output = check_output('ip -6 rule list table 1011') + print(output) + self.assertNotIn('10112: from all oif test1 lookup 1011', output) + self.assertIn('10113: from all iif test1 lookup 1011', output) + + call('ip rule delete priority 10111') + call('ip rule delete priority 10112') + call('ip rule delete priority 10113') + call('ip rule delete priority 10114') + call('ip -6 rule delete priority 10113') + + output = check_output('ip rule list table 1011') + print(output) + self.assertEqual(output, '') + + output = check_output('ip -6 rule list table 1011') + print(output) + self.assertEqual(output, '') + + networkctl_reconfigure('test1') + self.wait_online(['test1:degraded']) + + output = check_output('ip rule list table 1011') + print(output) + self.assertIn('10111: from all fwmark 0x3f3 lookup 1011', output) + self.assertIn('10112: from all oif test1 lookup 1011', output) + self.assertIn('10113: from all iif test1 lookup 1011', output) + self.assertIn('10114: from 192.168.8.254 lookup 1011', output) + + output = check_output('ip -6 rule list table 1011') + print(output) + self.assertIn('10113: from all iif test1 lookup 1011', output) + + @expectedFailureIfRoutingPolicyPortRangeIsNotAvailable() + def test_routing_policy_rule_port_range(self): + copy_network_unit('25-fibrule-port-range.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule') + print(output) + self.assertRegex(output, '111') + self.assertRegex(output, 'from 192.168.100.18') + self.assertRegex(output, '1123-1150') + self.assertRegex(output, '3224-3290') + self.assertRegex(output, 'tcp') + self.assertRegex(output, 'lookup 7') + + @expectedFailureIfRoutingPolicyIPProtoIsNotAvailable() + def test_routing_policy_rule_invert(self): + copy_network_unit('25-fibrule-invert.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule') + print(output) + self.assertRegex(output, '111') + self.assertRegex(output, 'not.*?from.*?192.168.100.18') + self.assertRegex(output, 'tcp') + self.assertRegex(output, 'lookup 7') + + @expectedFailureIfRoutingPolicyUIDRangeIsNotAvailable() + def test_routing_policy_rule_uidrange(self): + copy_network_unit('25-fibrule-uidrange.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded']) + + output = check_output('ip rule') + print(output) + self.assertRegex(output, '111') + self.assertRegex(output, 'from 192.168.100.18') + self.assertRegex(output, 'lookup 7') + self.assertRegex(output, 'uidrange 100-200') + + def _test_route_static(self, manage_foreign_routes): + if not manage_foreign_routes: + copy_networkd_conf_dropin('networkd-manage-foreign-routes-no.conf') + + copy_network_unit('25-route-static.network', '12-dummy.netdev', + '25-route-static-test1.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + print(output) + + print('### ip -6 route show dev dummy98') + output = check_output('ip -6 route show dev dummy98') + print(output) + self.assertIn('2001:1234:5:8fff:ff:ff:ff:ff proto static', output) + self.assertIn('2001:1234:5:8f63::1 proto kernel', output) + self.assertIn('2001:1234:5:afff:ff:ff:ff:ff via fe80:0:222:4dff:ff:ff:ff:ff proto static', output) + + print('### ip -6 route show default') + output = check_output('ip -6 route show default') + print(output) + self.assertIn('default', output) + self.assertIn('via 2001:1234:5:8fff:ff:ff:ff:ff', output) + + print('### ip -4 route show dev dummy98') + output = check_output('ip -4 route show dev dummy98') + print(output) + self.assertIn('149.10.124.48/28 proto kernel scope link src 149.10.124.58', output) + self.assertIn('149.10.124.64 proto static scope link', output) + self.assertIn('169.254.0.0/16 proto static scope link metric 2048', output) + self.assertIn('192.168.1.1 proto static scope link initcwnd 20', output) + self.assertIn('192.168.1.2 proto static scope link initrwnd 30', output) + self.assertIn('192.168.1.3 proto static scope link advmss 30', output) + self.assertIn('192.168.1.4 proto static scope link hoplimit 122', output) + self.assertIn('multicast 149.10.123.4 proto static', output) + + print('### ip -4 route show dev dummy98 default') + output = check_output('ip -4 route show dev dummy98 default') + print(output) + self.assertIn('default via 149.10.125.65 proto static onlink', output) + self.assertIn('default via 149.10.124.64 proto static', output) + self.assertIn('default proto static', output) + self.assertIn('default via 1.1.8.104 proto static', output) + + print('### ip -4 route show table local dev dummy98') + output = check_output('ip -4 route show table local dev dummy98') + print(output) + self.assertIn('local 149.10.123.1 proto static scope host', output) + self.assertIn('anycast 149.10.123.2 proto static scope link', output) + self.assertIn('broadcast 149.10.123.3 proto static scope link', output) + + print('### ip -4 route show type blackhole') + output = check_output('ip -4 route show type blackhole') + print(output) + self.assertIn('blackhole 202.54.1.2 proto static', output) + + print('### ip -4 route show type unreachable') + output = check_output('ip -4 route show type unreachable') + print(output) + self.assertIn('unreachable 202.54.1.3 proto static', output) + + print('### ip -4 route show type prohibit') + output = check_output('ip -4 route show type prohibit') + print(output) + self.assertIn('prohibit 202.54.1.4 proto static', output) + + print('### ip -6 route show type blackhole') + output = check_output('ip -6 route show type blackhole') + print(output) + self.assertIn('blackhole 2001:1234:5678::2 dev lo proto static', output) + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertIn('unreachable 2001:1234:5678::3 dev lo proto static', output) + + print('### ip -6 route show type prohibit') + output = check_output('ip -6 route show type prohibit') + print(output) + self.assertIn('prohibit 2001:1234:5678::4 dev lo proto static', output) + + print('### ip route show 192.168.10.1') + output = check_output('ip route show 192.168.10.1') + print(output) + self.assertIn('192.168.10.1 proto static', output) + self.assertIn('nexthop via 149.10.123.59 dev test1 weight 20', output) + self.assertIn('nexthop via 149.10.123.60 dev test1 weight 30', output) + self.assertIn('nexthop via 149.10.124.59 dev dummy98 weight 10', output) + self.assertIn('nexthop via 149.10.124.60 dev dummy98 weight 5', output) + + print('### ip route show 192.168.10.2') + output = check_output('ip route show 192.168.10.2') + print(output) + # old ip command does not show IPv6 gateways... + self.assertIn('192.168.10.2 proto static', output) + self.assertIn('nexthop', output) + self.assertIn('dev test1 weight 20', output) + self.assertIn('dev test1 weight 30', output) + self.assertIn('dev dummy98 weight 10', output) + self.assertIn('dev dummy98 weight 5', output) + + print('### ip -6 route show 2001:1234:5:7fff:ff:ff:ff:ff') + output = check_output('ip -6 route show 2001:1234:5:7fff:ff:ff:ff:ff') + print(output) + # old ip command does not show 'nexthop' keyword and weight... + self.assertIn('2001:1234:5:7fff:ff:ff:ff:ff', output) + self.assertIn('via 2001:1234:5:6fff:ff:ff:ff:ff dev test1', output) + self.assertIn('via 2001:1234:5:7fff:ff:ff:ff:ff dev test1', output) + self.assertIn('via 2001:1234:5:8fff:ff:ff:ff:ff dev dummy98', output) + self.assertIn('via 2001:1234:5:9fff:ff:ff:ff:ff dev dummy98', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-address-static.network') + networkctl_reload() + self.wait_online(['dummy98:routable']) + + # check all routes managed by Manager are removed + print('### ip -4 route show type blackhole') + output = check_output('ip -4 route show type blackhole') + print(output) + self.assertEqual(output, '') + + print('### ip -4 route show type unreachable') + output = check_output('ip -4 route show type unreachable') + print(output) + self.assertEqual(output, '') + + print('### ip -4 route show type prohibit') + output = check_output('ip -4 route show type prohibit') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type blackhole') + output = check_output('ip -6 route show type blackhole') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type prohibit') + output = check_output('ip -6 route show type prohibit') + print(output) + self.assertEqual(output, '') + + remove_network_unit('25-address-static.network') + networkctl_reload() + self.wait_online(['dummy98:routable']) + + # check all routes managed by Manager are reconfigured + print('### ip -4 route show type blackhole') + output = check_output('ip -4 route show type blackhole') + print(output) + self.assertIn('blackhole 202.54.1.2 proto static', output) + + print('### ip -4 route show type unreachable') + output = check_output('ip -4 route show type unreachable') + print(output) + self.assertIn('unreachable 202.54.1.3 proto static', output) + + print('### ip -4 route show type prohibit') + output = check_output('ip -4 route show type prohibit') + print(output) + self.assertIn('prohibit 202.54.1.4 proto static', output) + + print('### ip -6 route show type blackhole') + output = check_output('ip -6 route show type blackhole') + print(output) + self.assertIn('blackhole 2001:1234:5678::2 dev lo proto static', output) + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertIn('unreachable 2001:1234:5678::3 dev lo proto static', output) + + print('### ip -6 route show type prohibit') + output = check_output('ip -6 route show type prohibit') + print(output) + self.assertIn('prohibit 2001:1234:5678::4 dev lo proto static', output) + + remove_link('dummy98') + time.sleep(2) + + # check all routes managed by Manager are removed + print('### ip -4 route show type blackhole') + output = check_output('ip -4 route show type blackhole') + print(output) + self.assertEqual(output, '') + + print('### ip -4 route show type unreachable') + output = check_output('ip -4 route show type unreachable') + print(output) + self.assertEqual(output, '') + + print('### ip -4 route show type prohibit') + output = check_output('ip -4 route show type prohibit') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type blackhole') + output = check_output('ip -6 route show type blackhole') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertEqual(output, '') + + print('### ip -6 route show type prohibit') + output = check_output('ip -6 route show type prohibit') + print(output) + self.assertEqual(output, '') + + self.tearDown() + + def test_route_static(self): + first = True + for manage_foreign_routes in [True, False]: + if first: + first = False + else: + self.tearDown() + + print(f'### test_route_static(manage_foreign_routes={manage_foreign_routes})') + with self.subTest(manage_foreign_routes=manage_foreign_routes): + self._test_route_static(manage_foreign_routes) + + @expectedFailureIfRTA_VIAIsNotSupported() + def test_route_via_ipv6(self): + copy_network_unit('25-route-via-ipv6.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + print(output) + + print('### ip -6 route show dev dummy98') + output = check_output('ip -6 route show dev dummy98') + print(output) + self.assertRegex(output, '2001:1234:5:8fff:ff:ff:ff:ff proto static') + self.assertRegex(output, '2001:1234:5:8f63::1 proto kernel') + + print('### ip -4 route show dev dummy98') + output = check_output('ip -4 route show dev dummy98') + print(output) + self.assertRegex(output, '149.10.124.48/28 proto kernel scope link src 149.10.124.58') + self.assertRegex(output, '149.10.124.66 via inet6 2001:1234:5:8fff:ff:ff:ff:ff proto static') + + @expectedFailureIfModuleIsNotAvailable('tcp_dctcp') + def test_route_congctl(self): + copy_network_unit('25-route-congctl.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + print('### ip -6 route show dev dummy98 2001:1234:5:8fff:ff:ff:ff:ff') + output = check_output('ip -6 route show dev dummy98 2001:1234:5:8fff:ff:ff:ff:ff') + print(output) + self.assertIn('2001:1234:5:8fff:ff:ff:ff:ff proto static', output) + self.assertIn('congctl dctcp', output) + + print('### ip -4 route show dev dummy98 149.10.124.66') + output = check_output('ip -4 route show dev dummy98 149.10.124.66') + print(output) + self.assertIn('149.10.124.66 proto static', output) + self.assertIn('congctl dctcp', output) + self.assertIn('rto_min 300s', output) + + @expectedFailureIfModuleIsNotAvailable('vrf') + def test_route_vrf(self): + copy_network_unit('25-route-vrf.network', '12-dummy.netdev', + '25-vrf.netdev', '25-vrf.network') + start_networkd() + self.wait_online(['dummy98:routable', 'vrf99:carrier']) + + output = check_output('ip route show vrf vrf99') + print(output) + self.assertRegex(output, 'default via 192.168.100.1') + + output = check_output('ip route show') + print(output) + self.assertNotRegex(output, 'default via 192.168.100.1') + + def test_gateway_reconfigure(self): + copy_network_unit('25-gateway-static.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + print('### ip -4 route show dev dummy98 default') + output = check_output('ip -4 route show dev dummy98 default') + print(output) + self.assertIn('default via 149.10.124.59 proto static', output) + self.assertNotIn('149.10.124.60', output) + + remove_network_unit('25-gateway-static.network') + copy_network_unit('25-gateway-next-static.network') + networkctl_reload() + self.wait_online(['dummy98:routable']) + print('### ip -4 route show dev dummy98 default') + output = check_output('ip -4 route show dev dummy98 default') + print(output) + self.assertNotIn('149.10.124.59', output) + self.assertIn('default via 149.10.124.60 proto static', output) + + def test_ip_route_ipv6_src_route(self): + # a dummy device does not make the addresses go through tentative state, so we + # reuse a bond from an earlier test, which does make the addresses go through + # tentative state, and do our test on that + copy_network_unit('23-active-slave.network', '25-route-ipv6-src.network', '25-bond-active-backup-slave.netdev', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:enslaved', 'bond199:routable']) + + output = check_output('ip -6 route list dev bond199') + print(output) + self.assertIn('abcd::/16 via 2001:1234:56:8f63::1:1 proto static src 2001:1234:56:8f63::2', output) + + def test_route_preferred_source_with_existing_address(self): + # See issue #28009. + copy_network_unit('25-route-preferred-source.network', '12-dummy.netdev') + start_networkd() + + for i in range(3): + if i != 0: + networkctl_reconfigure('dummy98') + + self.wait_online(['dummy98:routable']) + + output = check_output('ip -6 route list dev dummy98') + print(output) + self.assertIn('abcd::/16 via 2001:1234:56:8f63::1:1 proto static src 2001:1234:56:8f63::1', output) + + def test_ip_link_mac_address(self): + copy_network_unit('25-address-link-section.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:degraded']) + + output = check_output('ip link show dummy98') + print(output) + self.assertRegex(output, '00:01:02:aa:bb:cc') + + def test_ip_link_unmanaged(self): + copy_network_unit('25-link-section-unmanaged.network', '12-dummy.netdev') + start_networkd() + + self.wait_operstate('dummy98', 'off', setup_state='unmanaged') + + def test_ipv6_address_label(self): + copy_network_unit('25-ipv6-address-label-section.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:degraded']) + + output = check_output('ip addrlabel list') + print(output) + self.assertRegex(output, '2004:da8:1::/64') + + def test_ipv6_proxy_ndp(self): + copy_network_unit('25-ipv6-proxy-ndp.network', '12-dummy.netdev') + start_networkd() + + self.wait_online(['dummy98:routable']) + + output = check_output('ip neighbor show proxy dev dummy98') + print(output) + for i in range(1, 5): + self.assertRegex(output, f'2607:5300:203:5215:{i}::1 *proxy') + + def test_neighbor_section(self): + copy_network_unit('25-neighbor-section.network', '12-dummy.netdev', copy_dropins=False) + start_networkd() + self.wait_online(['dummy98:degraded']) + + print('### ip neigh list dev dummy98') + output = check_output('ip neigh list dev dummy98') + print(output) + self.assertIn('192.168.10.1 lladdr 00:00:5e:00:02:65 PERMANENT', output) + self.assertIn('2004:da8:1::1 lladdr 00:00:5e:00:02:66 PERMANENT', output) + self.assertNotIn('2004:da8:1:0::2', output) + self.assertNotIn('192.168.10.2', output) + self.assertNotIn('00:00:5e:00:02:67', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-neighbor-section.network.d/override.conf') + networkctl_reload() + self.wait_online(['dummy98:degraded']) + + print('### ip neigh list dev dummy98 (after reloading)') + output = check_output('ip neigh list dev dummy98') + print(output) + self.assertIn('192.168.10.1 lladdr 00:00:5e:00:03:65 PERMANENT', output) + self.assertIn('2004:da8:1::1 lladdr 00:00:5e:00:03:66 PERMANENT', output) + self.assertNotIn('2004:da8:1:0::2', output) + self.assertNotIn('192.168.10.2', output) + self.assertNotIn('00:00:5e:00:02', output) + + def test_neighbor_reconfigure(self): + copy_network_unit('25-neighbor-section.network', '12-dummy.netdev', copy_dropins=False) + start_networkd() + self.wait_online(['dummy98:degraded']) + + print('### ip neigh list dev dummy98') + output = check_output('ip neigh list dev dummy98') + print(output) + self.assertIn('192.168.10.1 lladdr 00:00:5e:00:02:65 PERMANENT', output) + self.assertIn('2004:da8:1::1 lladdr 00:00:5e:00:02:66 PERMANENT', output) + + remove_network_unit('25-neighbor-section.network') + copy_network_unit('25-neighbor-next.network') + networkctl_reload() + self.wait_online(['dummy98:degraded']) + print('### ip neigh list dev dummy98') + output = check_output('ip neigh list dev dummy98') + print(output) + self.assertNotIn('00:00:5e:00:02:65', output) + self.assertIn('192.168.10.1 lladdr 00:00:5e:00:02:66 PERMANENT', output) + self.assertNotIn('2004:da8:1::1', output) + + def test_neighbor_gre(self): + copy_network_unit('25-neighbor-ip.network', '25-neighbor-ipv6.network', '25-neighbor-ip-dummy.network', + '12-dummy.netdev', '25-gre-tunnel-remote-any.netdev', '25-ip6gre-tunnel-remote-any.netdev') + start_networkd() + self.wait_online(['dummy98:degraded', 'gretun97:routable', 'ip6gretun97:routable'], timeout='40s') + + output = check_output('ip neigh list dev gretun97') + print(output) + self.assertIn('10.0.0.22 lladdr 10.65.223.239 PERMANENT', output) + self.assertNotIn('10.0.0.23', output) + + output = check_output('ip neigh list dev ip6gretun97') + print(output) + self.assertRegex(output, '2001:db8:0:f102::17 lladdr 2a:?00:ff:?de:45:?67:ed:?de:[0:]*:49:?88 PERMANENT') + self.assertNotIn('2001:db8:0:f102::18', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + def test_link_local_addressing(self): + copy_network_unit('25-link-local-addressing-yes.network', '11-dummy.netdev', + '25-link-local-addressing-no.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['test1:degraded', 'dummy98:carrier']) + + output = check_output('ip address show dev test1') + print(output) + self.assertRegex(output, 'inet .* scope link') + self.assertRegex(output, 'inet6 .* scope link') + + output = check_output('ip address show dev dummy98') + print(output) + self.assertNotRegex(output, 'inet6* .* scope link') + + # Documentation/networking/ip-sysctl.txt + # + # addr_gen_mode - INTEGER + # Defines how link-local and autoconf addresses are generated. + # + # 0: generate address based on EUI64 (default) + # 1: do no generate a link-local address, use EUI64 for addresses generated + # from autoconf + # 2: generate stable privacy addresses, using the secret from + # stable_secret (RFC7217) + # 3: generate stable privacy addresses, using a random secret if unset + + self.check_ipv6_sysctl_attr('test1', 'stable_secret', '0123:4567:89ab:cdef:0123:4567:89ab:cdef') + self.check_ipv6_sysctl_attr('test1', 'addr_gen_mode', '2') + self.check_ipv6_sysctl_attr('dummy98', 'addr_gen_mode', '1') + + def test_link_local_addressing_ipv6ll(self): + copy_network_unit('26-link-local-addressing-ipv6.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:degraded']) + + # An IPv6LL address exists by default. + output = check_output('ip address show dev dummy98') + print(output) + self.assertRegex(output, 'inet6 .* scope link') + + copy_network_unit('25-link-local-addressing-no.network') + networkctl_reload() + self.wait_online(['dummy98:carrier']) + + # Check if the IPv6LL address is removed. + output = check_output('ip address show dev dummy98') + print(output) + self.assertNotRegex(output, 'inet6 .* scope link') + + remove_network_unit('25-link-local-addressing-no.network') + networkctl_reload() + self.wait_online(['dummy98:degraded']) + + # Check if a new IPv6LL address is assigned. + output = check_output('ip address show dev dummy98') + print(output) + self.assertRegex(output, 'inet6 .* scope link') + + def test_sysctl(self): + copy_networkd_conf_dropin('25-global-ipv6-privacy-extensions.conf') + copy_network_unit('25-sysctl.network', '12-dummy.netdev', copy_dropins=False) + start_networkd() + self.wait_online(['dummy98:degraded']) + + self.check_ipv6_sysctl_attr('dummy98', 'forwarding', '1') + self.check_ipv6_sysctl_attr('dummy98', 'use_tempaddr', '1') + self.check_ipv6_sysctl_attr('dummy98', 'dad_transmits', '3') + self.check_ipv6_sysctl_attr('dummy98', 'hop_limit', '5') + self.check_ipv6_sysctl_attr('dummy98', 'proxy_ndp', '1') + self.check_ipv4_sysctl_attr('dummy98', 'forwarding', '1') + self.check_ipv4_sysctl_attr('dummy98', 'proxy_arp', '1') + self.check_ipv4_sysctl_attr('dummy98', 'accept_local', '1') + self.check_ipv4_sysctl_attr('dummy98', 'rp_filter', '0') + + copy_network_unit('25-sysctl.network.d/25-ipv6-privacy-extensions.conf') + networkctl_reload() + self.wait_online(['dummy98:degraded']) + + self.check_ipv6_sysctl_attr('dummy98', 'use_tempaddr', '2') + + def test_sysctl_disable_ipv6(self): + copy_network_unit('25-sysctl-disable-ipv6.network', '12-dummy.netdev') + + print('## Disable ipv6') + check_output('sysctl net.ipv6.conf.all.disable_ipv6=1') + check_output('sysctl net.ipv6.conf.default.disable_ipv6=1') + + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dummy98') + print(output) + self.assertRegex(output, 'inet 10.2.3.4/16 brd 10.2.255.255 scope global dummy98') + output = check_output('ip -6 address show dummy98') + print(output) + self.assertRegex(output, 'inet6 2607:5300:203:3906::/64 scope global') + self.assertRegex(output, 'inet6 .* scope link') + output = check_output('ip -4 route show dev dummy98') + print(output) + self.assertRegex(output, '10.2.0.0/16 proto kernel scope link src 10.2.3.4') + output = check_output('ip -6 route show default') + print(output) + self.assertRegex(output, 'default') + self.assertRegex(output, 'via 2607:5300:203:39ff:ff:ff:ff:ff') + + remove_link('dummy98') + + print('## Enable ipv6') + check_output('sysctl net.ipv6.conf.all.disable_ipv6=0') + check_output('sysctl net.ipv6.conf.default.disable_ipv6=0') + + restart_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('ip -4 address show dummy98') + print(output) + self.assertRegex(output, 'inet 10.2.3.4/16 brd 10.2.255.255 scope global dummy98') + output = check_output('ip -6 address show dummy98') + print(output) + self.assertRegex(output, 'inet6 2607:5300:203:3906::/64 scope global') + self.assertRegex(output, 'inet6 .* scope link') + output = check_output('ip -4 route show dev dummy98') + print(output) + self.assertRegex(output, '10.2.0.0/16 proto kernel scope link src 10.2.3.4') + output = check_output('ip -6 route show default') + print(output) + self.assertRegex(output, 'via 2607:5300:203:39ff:ff:ff:ff:ff') + + def test_bind_carrier(self): + copy_network_unit('25-bind-carrier.network', '11-dummy.netdev') + start_networkd() + + # no bound interface. + self.wait_operstate('test1', 'off', setup_state='configuring') + output = check_output('ip address show test1') + print(output) + self.assertNotIn('UP,LOWER_UP', output) + self.assertIn('DOWN', output) + self.assertNotIn('192.168.10', output) + + # add one bound interface. The interface will be up. + check_output('ip link add dummy98 type dummy') + check_output('ip link set dummy98 up') + self.wait_online(['test1:routable']) + output = check_output('ip address show test1') + print(output) + self.assertIn('UP,LOWER_UP', output) + self.assertIn('inet 192.168.10.30/24 brd 192.168.10.255 scope global test1', output) + + # add another bound interface. The interface is still up. + check_output('ip link add dummy99 type dummy') + check_output('ip link set dummy99 up') + self.wait_operstate('dummy99', 'degraded', setup_state='unmanaged') + output = check_output('ip address show test1') + print(output) + self.assertIn('UP,LOWER_UP', output) + self.assertIn('inet 192.168.10.30/24 brd 192.168.10.255 scope global test1', output) + + # remove one of the bound interfaces. The interface is still up + remove_link('dummy98') + output = check_output('ip address show test1') + print(output) + self.assertIn('UP,LOWER_UP', output) + self.assertIn('inet 192.168.10.30/24 brd 192.168.10.255 scope global test1', output) + + # bring down the remaining bound interface. The interface will be down. + check_output('ip link set dummy99 down') + self.wait_operstate('test1', 'off') + self.wait_address_dropped('test1', r'192.168.10', ipv='-4', timeout_sec=10) + output = check_output('ip address show test1') + print(output) + self.assertNotIn('UP,LOWER_UP', output) + self.assertIn('DOWN', output) + self.assertNotIn('192.168.10', output) + + # bring up the bound interface. The interface will be up. + check_output('ip link set dummy99 up') + self.wait_online(['test1:routable']) + output = check_output('ip address show test1') + print(output) + self.assertIn('UP,LOWER_UP', output) + self.assertIn('inet 192.168.10.30/24 brd 192.168.10.255 scope global test1', output) + + # remove the remaining bound interface. The interface will be down. + remove_link('dummy99') + self.wait_operstate('test1', 'off') + self.wait_address_dropped('test1', r'192.168.10', ipv='-4', timeout_sec=10) + output = check_output('ip address show test1') + print(output) + self.assertNotIn('UP,LOWER_UP', output) + self.assertIn('DOWN', output) + self.assertNotIn('192.168.10', output) + + # re-add one bound interface. The interface will be up. + check_output('ip link add dummy98 type dummy') + check_output('ip link set dummy98 up') + self.wait_online(['test1:routable']) + output = check_output('ip address show test1') + print(output) + self.assertIn('UP,LOWER_UP', output) + self.assertIn('inet 192.168.10.30/24 brd 192.168.10.255 scope global test1', output) + + def _test_activation_policy(self, interface, test): + conffile = '25-activation-policy.network' + if test: + conffile = f'{conffile}.d/{test}.conf' + if interface == 'vlan99': + copy_network_unit('21-vlan.netdev', '21-vlan-test1.network') + copy_network_unit('11-dummy.netdev', conffile, copy_dropins=False) + start_networkd() + + always = test.startswith('always') + initial_up = test != 'manual' and not test.endswith('down') # note: default is up + expect_up = initial_up + next_up = not expect_up + + if test.endswith('down'): + self.wait_activated(interface) + + for iteration in range(4): + with self.subTest(iteration=iteration, expect_up=expect_up): + operstate = 'routable' if expect_up else 'off' + setup_state = 'configured' if expect_up else ('configuring' if iteration == 0 else None) + self.wait_operstate(interface, operstate, setup_state=setup_state, setup_timeout=20) + + if expect_up: + self.assertIn('UP', check_output(f'ip link show {interface}')) + self.assertIn('192.168.10.30/24', check_output(f'ip address show {interface}')) + self.assertIn('default via 192.168.10.1', check_output(f'ip route show dev {interface}')) + else: + self.assertIn('DOWN', check_output(f'ip link show {interface}')) + + if next_up: + check_output(f'ip link set dev {interface} up') + else: + check_output(f'ip link set dev {interface} down') + expect_up = initial_up if always else next_up + next_up = not next_up + if always: + time.sleep(1) + + def test_activation_policy(self): + first = True + for interface in ['test1', 'vlan99']: + for test in ['up', 'always-up', 'manual', 'always-down', 'down', '']: + if first: + first = False + else: + self.tearDown() + + print(f'### test_activation_policy(interface={interface}, test={test})') + with self.subTest(interface=interface, test=test): + self._test_activation_policy(interface, test) + + def _test_activation_policy_required_for_online(self, policy, required): + conffile = '25-activation-policy.network' + units = ['11-dummy.netdev', '12-dummy.netdev', '12-dummy.network', conffile] + if policy: + units += [f'{conffile}.d/{policy}.conf'] + if required: + units += [f'{conffile}.d/required-{required}.conf'] + copy_network_unit(*units, copy_dropins=False) + start_networkd() + + if policy.endswith('down'): + self.wait_activated('test1') + + if policy.endswith('down') or policy == 'manual': + self.wait_operstate('test1', 'off', setup_state='configuring') + else: + self.wait_online(['test1']) + + if policy == 'always-down': + # if always-down, required for online is forced to no + expected = False + elif required: + # otherwise if required for online is specified, it should match that + expected = required == 'yes' + elif policy: + # otherwise if only policy specified, required for online defaults to + # true if policy is up, always-up, or bound + expected = policy.endswith('up') or policy == 'bound' + else: + # default is true, if neither are specified + expected = True + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'test1', env=env) + print(output) + + yesno = 'yes' if expected else 'no' + self.assertRegex(output, f'Required For Online: {yesno}') + + def test_activation_policy_required_for_online(self): + first = True + for policy in ['up', 'always-up', 'manual', 'always-down', 'down', 'bound', '']: + for required in ['yes', 'no', '']: + if first: + first = False + else: + self.tearDown() + + print(f'### test_activation_policy_required_for_online(policy={policy}, required={required})') + with self.subTest(policy=policy, required=required): + self._test_activation_policy_required_for_online(policy, required) + + def test_domain(self): + copy_network_unit('12-dummy.netdev', '24-search-domain.network') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'dummy98', env=env) + 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_keep_configuration_static(self): + check_output('ip link add name dummy98 type dummy') + check_output('ip address add 10.1.2.3/16 dev dummy98') + check_output('ip address add 10.2.3.4/16 dev dummy98 valid_lft 600 preferred_lft 500') + output = check_output('ip address show dummy98') + print(output) + self.assertRegex(output, 'inet 10.1.2.3/16 scope global dummy98') + self.assertRegex(output, 'inet 10.2.3.4/16 scope global dynamic dummy98') + output = check_output('ip route show dev dummy98') + print(output) + + copy_network_unit('24-keep-configuration-static.network') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('ip address show dummy98') + print(output) + self.assertRegex(output, 'inet 10.1.2.3/16 scope global dummy98') + self.assertNotRegex(output, 'inet 10.2.3.4/16 scope global dynamic dummy98') + + @expectedFailureIfNexthopIsNotAvailable() + def test_nexthop(self): + def check_nexthop(self): + self.wait_online(['veth99:routable', 'veth-peer:routable', 'dummy98:routable']) + + output = check_output('ip nexthop list dev veth99') + print(output) + self.assertIn('id 1 via 192.168.5.1 dev veth99', output) + self.assertIn('id 2 via 2001:1234:5:8f63::2 dev veth99', output) + self.assertIn('id 3 dev veth99', output) + self.assertIn('id 4 dev veth99', output) + self.assertRegex(output, 'id 5 via 192.168.10.1 dev veth99 .*onlink') + self.assertIn('id 8 via fe80:0:222:4dff:ff:ff:ff:ff dev veth99', output) + self.assertRegex(output, r'id [0-9]* via 192.168.5.2 dev veth99') + + output = check_output('ip nexthop list dev dummy98') + print(output) + self.assertIn('id 20 via 192.168.20.1 dev dummy98', output) + + # kernel manages blackhole nexthops on lo + output = check_output('ip nexthop list dev lo') + print(output) + self.assertIn('id 6 blackhole', output) + self.assertIn('id 7 blackhole', output) + + # group nexthops are shown with -0 option + output = check_output('ip -0 nexthop list id 21') + print(output) + self.assertRegex(output, r'id 21 group (1,3/20|20/1,3)') + + output = check_output('ip route show dev veth99 10.10.10.10') + print(output) + self.assertEqual('10.10.10.10 nhid 1 via 192.168.5.1 proto static', output) + + output = check_output('ip route show dev veth99 10.10.10.11') + print(output) + self.assertEqual('10.10.10.11 nhid 2 via inet6 2001:1234:5:8f63::2 proto static', output) + + output = check_output('ip route show dev veth99 10.10.10.12') + print(output) + self.assertEqual('10.10.10.12 nhid 5 via 192.168.10.1 proto static onlink', output) + + output = check_output('ip -6 route show dev veth99 2001:1234:5:8f62::1') + print(output) + self.assertEqual('2001:1234:5:8f62::1 nhid 2 via 2001:1234:5:8f63::2 proto static metric 1024 pref medium', output) + + output = check_output('ip route show 10.10.10.13') + print(output) + self.assertEqual('blackhole 10.10.10.13 nhid 6 dev lo proto static', output) + + output = check_output('ip -6 route show 2001:1234:5:8f62::2') + print(output) + self.assertEqual('blackhole 2001:1234:5:8f62::2 nhid 7 dev lo proto static metric 1024 pref medium', output) + + output = check_output('ip route show 10.10.10.14') + print(output) + self.assertIn('10.10.10.14 nhid 21 proto static', output) + self.assertIn('nexthop via 192.168.20.1 dev dummy98 weight 1', output) + self.assertIn('nexthop via 192.168.5.1 dev veth99 weight 3', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-nexthop.network', '25-veth.netdev', '25-veth-peer.network', + '12-dummy.netdev', '25-nexthop-dummy.network') + start_networkd() + + check_nexthop(self) + + remove_network_unit('25-nexthop.network') + copy_network_unit('25-nexthop-nothing.network') + networkctl_reload() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output('ip nexthop list dev veth99') + print(output) + self.assertEqual(output, '') + output = check_output('ip nexthop list dev lo') + print(output) + self.assertEqual(output, '') + + remove_network_unit('25-nexthop-nothing.network') + copy_network_unit('25-nexthop.network') + networkctl_reconfigure('dummy98') + networkctl_reload() + + check_nexthop(self) + + remove_link('veth99') + time.sleep(2) + + output = check_output('ip nexthop list dev lo') + print(output) + self.assertEqual(output, '') + +class NetworkdTCTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + @expectedFailureIfModuleIsNotAvailable('sch_cake') + def test_qdisc_cake(self): + copy_network_unit('25-qdisc-cake.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertIn('qdisc cake 3a: root', output) + self.assertIn('bandwidth 500Mbit', output) + self.assertIn('autorate-ingress', output) + self.assertIn('diffserv8', output) + self.assertIn('dual-dsthost', output) + self.assertIn(' nat', output) + self.assertIn(' wash', output) + self.assertIn(' split-gso', output) + self.assertIn(' raw', output) + self.assertIn(' atm', output) + self.assertIn('overhead 128', output) + self.assertIn('mpu 20', output) + self.assertIn('fwmark 0xff00', output) + self.assertIn('rtt 1s', output) + self.assertIn('ack-filter-aggressive', output) + + @expectedFailureIfModuleIsNotAvailable('sch_codel') + def test_qdisc_codel(self): + copy_network_unit('25-qdisc-codel.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc codel 33: root') + self.assertRegex(output, 'limit 2000p target 10(.0)?ms ce_threshold 100(.0)?ms interval 50(.0)?ms ecn') + + @expectedFailureIfModuleIsNotAvailable('sch_drr') + def test_qdisc_drr(self): + copy_network_unit('25-qdisc-drr.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc drr 2: root') + output = check_output('tc class show dev dummy98') + print(output) + self.assertRegex(output, 'class drr 2:30 root quantum 2000b') + + @expectedFailureIfModuleIsNotAvailable('sch_ets') + def test_qdisc_ets(self): + copy_network_unit('25-qdisc-ets.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + + self.assertRegex(output, 'qdisc ets 3a: root') + self.assertRegex(output, 'bands 10 strict 3') + self.assertRegex(output, 'quanta 1 2 3 4 5') + self.assertRegex(output, 'priomap 3 4 5 6 7') + + @expectedFailureIfModuleIsNotAvailable('sch_fq') + def test_qdisc_fq(self): + copy_network_unit('25-qdisc-fq.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc fq 32: root') + self.assertRegex(output, 'limit 1000p flow_limit 200p buckets 512 orphan_mask 511') + self.assertRegex(output, 'quantum 1500') + self.assertRegex(output, 'initial_quantum 13000') + self.assertRegex(output, 'maxrate 1Mbit') + + @expectedFailureIfModuleIsNotAvailable('sch_fq_codel') + def test_qdisc_fq_codel(self): + copy_network_unit('25-qdisc-fq_codel.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc fq_codel 34: root') + self.assertRegex(output, 'limit 20480p flows 2048 quantum 1400 target 10(.0)?ms ce_threshold 100(.0)?ms interval 200(.0)?ms memory_limit 64Mb ecn') + + @expectedFailureIfModuleIsNotAvailable('sch_fq_pie') + def test_qdisc_fq_pie(self): + copy_network_unit('25-qdisc-fq_pie.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + + self.assertRegex(output, 'qdisc fq_pie 3a: root') + self.assertRegex(output, 'limit 200000p') + + @expectedFailureIfModuleIsNotAvailable('sch_gred') + def test_qdisc_gred(self): + copy_network_unit('25-qdisc-gred.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc gred 38: root') + self.assertRegex(output, 'vqs 12 default 10 grio') + + @expectedFailureIfModuleIsNotAvailable('sch_hhf') + def test_qdisc_hhf(self): + copy_network_unit('25-qdisc-hhf.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc hhf 3a: root') + self.assertRegex(output, 'limit 1022p') + + @expectedFailureIfModuleIsNotAvailable('sch_htb') + def test_qdisc_htb_fifo(self): + copy_network_unit('25-qdisc-htb-fifo.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc htb 2: root') + self.assertRegex(output, r'default (0x30|30)') + + self.assertRegex(output, 'qdisc pfifo 37: parent 2:37') + self.assertRegex(output, 'limit 100000p') + + self.assertRegex(output, 'qdisc bfifo 3a: parent 2:3a') + self.assertRegex(output, 'limit 1000000') + + self.assertRegex(output, 'qdisc pfifo_head_drop 3b: parent 2:3b') + self.assertRegex(output, 'limit 1023p') + + self.assertRegex(output, 'qdisc pfifo_fast 3c: parent 2:3c') + + output = check_output('tc -d class show dev dummy98') + print(output) + # Here (:|prio) is a workaround for a bug in iproute2 v6.2.0 caused by + # https://github.com/shemminger/iproute2/commit/010a8388aea11e767ba3a2506728b9ad9760df0e + # which is fixed in v6.3.0 by + # https://github.com/shemminger/iproute2/commit/4e0e56e0ef05387f7f5d8ab41fe6ec6a1897b26d + self.assertRegex(output, 'class htb 2:37 root leaf 37(:|prio) ') + self.assertRegex(output, 'class htb 2:3a root leaf 3a(:|prio) ') + self.assertRegex(output, 'class htb 2:3b root leaf 3b(:|prio) ') + self.assertRegex(output, 'class htb 2:3c root leaf 3c(:|prio) ') + self.assertRegex(output, 'prio 1 quantum 4000 rate 1Mbit overhead 100 ceil 500Kbit') + self.assertRegex(output, 'burst 123456') + self.assertRegex(output, 'cburst 123457') + + @expectedFailureIfModuleIsNotAvailable('sch_ingress') + def test_qdisc_ingress(self): + copy_network_unit('25-qdisc-clsact.network', '12-dummy.netdev', + '25-qdisc-ingress.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable', 'test1:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc clsact') + + output = check_output('tc qdisc show dev test1') + print(output) + self.assertRegex(output, 'qdisc ingress') + + @expectedFailureIfModuleIsNotAvailable('sch_netem') + def test_qdisc_netem(self): + copy_network_unit('25-qdisc-netem.network', '12-dummy.netdev', + '25-qdisc-netem-compat.network', '11-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable', 'test1:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc netem 30: root') + self.assertRegex(output, 'limit 100 delay 50(.0)?ms 10(.0)?ms loss 20%') + + output = check_output('tc qdisc show dev test1') + print(output) + self.assertRegex(output, 'qdisc netem [0-9a-f]*: root') + self.assertRegex(output, 'limit 100 delay 50(.0)?ms 10(.0)?ms loss 20%') + + @expectedFailureIfModuleIsNotAvailable('sch_pie') + def test_qdisc_pie(self): + copy_network_unit('25-qdisc-pie.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc pie 3a: root') + self.assertRegex(output, 'limit 200000') + + @expectedFailureIfModuleIsNotAvailable('sch_qfq') + def test_qdisc_qfq(self): + copy_network_unit('25-qdisc-qfq.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc qfq 2: root') + output = check_output('tc class show dev dummy98') + print(output) + self.assertRegex(output, 'class qfq 2:30 root weight 2 maxpkt 16000') + self.assertRegex(output, 'class qfq 2:31 root weight 10 maxpkt 8000') + + @expectedFailureIfModuleIsNotAvailable('sch_sfb') + def test_qdisc_sfb(self): + copy_network_unit('25-qdisc-sfb.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc sfb 39: root') + self.assertRegex(output, 'limit 200000') + + @expectedFailureIfModuleIsNotAvailable('sch_sfq') + def test_qdisc_sfq(self): + copy_network_unit('25-qdisc-sfq.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc sfq 36: root') + self.assertRegex(output, 'perturb 5sec') + + @expectedFailureIfModuleIsNotAvailable('sch_tbf') + def test_qdisc_tbf(self): + copy_network_unit('25-qdisc-tbf.network', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc tbf 35: root') + self.assertRegex(output, 'rate 1Gbit burst 5000b peakrate 100Gbit minburst 987500b lat 70(.0)?ms') + + @expectedFailureIfModuleIsNotAvailable('sch_teql') + def test_qdisc_teql(self): + call_quiet('rmmod sch_teql') + + copy_network_unit('25-qdisc-teql.network', '12-dummy.netdev') + start_networkd() + self.wait_links('dummy98') + check_output('modprobe sch_teql max_equalizers=2') + self.wait_online(['dummy98:routable']) + + output = check_output('tc qdisc show dev dummy98') + print(output) + self.assertRegex(output, 'qdisc teql1 31: root') + +class NetworkdStateFileTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_state_file(self): + copy_network_unit('12-dummy.netdev', '25-state-file-tests.network') + start_networkd() + self.wait_online(['dummy98:routable']) + + # make link state file updated + check_output(*resolvectl_cmd, 'revert', 'dummy98', env=env) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + output = read_link_state_file('dummy98') + print(output) + self.assertIn('IPV4_ADDRESS_STATE=routable', output) + self.assertIn('IPV6_ADDRESS_STATE=routable', output) + self.assertIn('ADMIN_STATE=configured', output) + self.assertIn('OPER_STATE=routable', output) + self.assertIn('REQUIRED_FOR_ONLINE=yes', output) + self.assertIn('REQUIRED_OPER_STATE_FOR_ONLINE=routable', output) + self.assertIn('REQUIRED_FAMILY_FOR_ONLINE=both', output) + self.assertIn('ACTIVATION_POLICY=up', output) + self.assertIn('NETWORK_FILE=/run/systemd/network/25-state-file-tests.network', output) + self.assertIn('DNS=10.10.10.10#aaa.com 10.10.10.11:1111#bbb.com [1111:2222::3333]:1234#ccc.com', output) + self.assertIn('NTP=0.fedora.pool.ntp.org 1.fedora.pool.ntp.org', output) + self.assertIn('DOMAINS=hogehoge', output) + self.assertIn('ROUTE_DOMAINS=foofoo', output) + self.assertIn('LLMNR=no', output) + self.assertIn('MDNS=yes', output) + self.assertIn('DNSSEC=no', output) + + check_output(*resolvectl_cmd, 'dns', 'dummy98', '10.10.10.12#ccc.com', '10.10.10.13', '1111:2222::3333', env=env) + check_output(*resolvectl_cmd, 'domain', 'dummy98', 'hogehogehoge', '~foofoofoo', env=env) + check_output(*resolvectl_cmd, 'llmnr', 'dummy98', 'yes', env=env) + check_output(*resolvectl_cmd, 'mdns', 'dummy98', 'no', env=env) + check_output(*resolvectl_cmd, 'dnssec', 'dummy98', 'yes', env=env) + check_output(*timedatectl_cmd, 'ntp-servers', 'dummy98', '2.fedora.pool.ntp.org', '3.fedora.pool.ntp.org', env=env) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + output = read_link_state_file('dummy98') + print(output) + self.assertIn('DNS=10.10.10.12#ccc.com 10.10.10.13 1111:2222::3333', output) + self.assertIn('NTP=2.fedora.pool.ntp.org 3.fedora.pool.ntp.org', output) + self.assertIn('DOMAINS=hogehogehoge', output) + self.assertIn('ROUTE_DOMAINS=foofoofoo', output) + self.assertIn('LLMNR=yes', output) + self.assertIn('MDNS=no', output) + self.assertIn('DNSSEC=yes', output) + + check_output(*timedatectl_cmd, 'revert', 'dummy98', env=env) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + output = read_link_state_file('dummy98') + print(output) + self.assertIn('DNS=10.10.10.12#ccc.com 10.10.10.13 1111:2222::3333', output) + self.assertIn('NTP=0.fedora.pool.ntp.org 1.fedora.pool.ntp.org', output) + self.assertIn('DOMAINS=hogehogehoge', output) + self.assertIn('ROUTE_DOMAINS=foofoofoo', output) + self.assertIn('LLMNR=yes', output) + self.assertIn('MDNS=no', output) + self.assertIn('DNSSEC=yes', output) + + check_output(*resolvectl_cmd, 'revert', 'dummy98', env=env) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + output = read_link_state_file('dummy98') + print(output) + self.assertIn('DNS=10.10.10.10#aaa.com 10.10.10.11:1111#bbb.com [1111:2222::3333]:1234#ccc.com', output) + self.assertIn('NTP=0.fedora.pool.ntp.org 1.fedora.pool.ntp.org', output) + self.assertIn('DOMAINS=hogehoge', output) + self.assertIn('ROUTE_DOMAINS=foofoo', output) + self.assertIn('LLMNR=no', output) + self.assertIn('MDNS=yes', output) + self.assertIn('DNSSEC=no', output) + + def test_address_state(self): + copy_network_unit('12-dummy.netdev', '12-dummy-no-address.network') + start_networkd() + + self.wait_online(['dummy98:degraded']) + + output = read_link_state_file('dummy98') + self.assertIn('IPV4_ADDRESS_STATE=off', output) + self.assertIn('IPV6_ADDRESS_STATE=degraded', output) + + # with a routable IPv4 address + check_output('ip address add 10.1.2.3/16 dev dummy98') + self.wait_online(['dummy98:routable'], ipv4=True) + self.wait_online(['dummy98:routable']) + + output = read_link_state_file('dummy98') + self.assertIn('IPV4_ADDRESS_STATE=routable', output) + self.assertIn('IPV6_ADDRESS_STATE=degraded', output) + + check_output('ip address del 10.1.2.3/16 dev dummy98') + + # with a routable IPv6 address + check_output('ip address add 2002:da8:1:0:1034:56ff:fe78:9abc/64 dev dummy98') + self.wait_online(['dummy98:routable'], ipv6=True) + self.wait_online(['dummy98:routable']) + + output = read_link_state_file('dummy98') + self.assertIn('IPV4_ADDRESS_STATE=off', output) + self.assertIn('IPV6_ADDRESS_STATE=routable', output) + +class NetworkdBondTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_bond_keep_master(self): + check_output('ip link add bond199 type bond mode active-backup') + check_output('ip link add dummy98 type dummy') + check_output('ip link set dummy98 master bond199') + + copy_network_unit('23-keep-master.network') + start_networkd() + self.wait_online(['dummy98:enslaved']) + + output = check_output('ip -d link show bond199') + print(output) + self.assertRegex(output, 'active_slave dummy98') + + output = check_output('ip -d link show dummy98') + print(output) + self.assertRegex(output, 'master bond199') + + def test_bond_active_slave(self): + copy_network_unit('23-active-slave.network', '23-bond199.network', '25-bond-active-backup-slave.netdev', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:enslaved', 'bond199:degraded']) + + output = check_output('ip -d link show bond199') + print(output) + self.assertIn('active_slave dummy98', output) + + # test case for issue #31165. + since = datetime.datetime.now() + networkctl_reconfigure('dummy98') + self.wait_online(['dummy98:enslaved', 'bond199:degraded']) + self.assertNotIn('dummy98: Bringing link down', read_networkd_log(since=since)) + + def test_bond_primary_slave(self): + copy_network_unit('23-primary-slave.network', '23-bond199.network', '25-bond-active-backup-slave.netdev', '12-dummy.netdev') + start_networkd() + self.wait_online(['dummy98:enslaved', 'bond199:degraded']) + + output = check_output('ip -d link show bond199') + print(output) + self.assertIn('primary dummy98', output) + + # for issue #25627 + mkdir_p(os.path.join(network_unit_dir, '23-bond199.network.d')) + for mac in ['00:11:22:33:44:55', '00:11:22:33:44:56']: + with open(os.path.join(network_unit_dir, '23-bond199.network.d/mac.conf'), mode='w', encoding='utf-8') as f: + f.write(f'[Link]\nMACAddress={mac}\n') + + networkctl_reload() + self.wait_online(['dummy98:enslaved', 'bond199:degraded']) + + output = check_output('ip -d link show bond199') + print(output) + self.assertIn(f'link/ether {mac}', output) + + def test_bond_operstate(self): + copy_network_unit('25-bond.netdev', '11-dummy.netdev', '12-dummy.netdev', + '25-bond99.network', '25-bond-slave.network') + start_networkd() + self.wait_online(['dummy98:enslaved', 'test1:enslaved', 'bond99:routable']) + + output = check_output('ip -d link show dummy98') + print(output) + self.assertRegex(output, 'SLAVE,UP,LOWER_UP') + + output = check_output('ip -d link show test1') + print(output) + self.assertRegex(output, 'SLAVE,UP,LOWER_UP') + + output = check_output('ip -d link show bond99') + print(output) + self.assertRegex(output, 'MASTER,UP,LOWER_UP') + + self.wait_operstate('dummy98', 'enslaved') + self.wait_operstate('test1', 'enslaved') + self.wait_operstate('bond99', 'routable') + + check_output('ip link set dummy98 down') + + self.wait_operstate('dummy98', 'off') + self.wait_operstate('test1', 'enslaved') + self.wait_operstate('bond99', 'routable') + + check_output('ip link set dummy98 up') + + self.wait_operstate('dummy98', 'enslaved') + self.wait_operstate('test1', 'enslaved') + self.wait_operstate('bond99', 'routable') + + check_output('ip link set dummy98 down') + check_output('ip link set test1 down') + + self.wait_operstate('dummy98', 'off') + self.wait_operstate('test1', 'off') + + if not self.wait_operstate('bond99', 'no-carrier', setup_timeout=30, fail_assert=False): + # Huh? Kernel does not recognize that all slave interfaces are down? + # Let's confirm that networkd's operstate is consistent with ip's result. + self.assertNotRegex(output, 'NO-CARRIER') + +class NetworkdBridgeTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_bridge_vlan(self): + copy_network_unit('11-dummy.netdev', '26-bridge-vlan-slave.network', + '26-bridge.netdev', '26-bridge-vlan-master.network') + start_networkd() + self.wait_online(['test1:enslaved', 'bridge99:degraded']) + + output = check_output('bridge vlan show dev test1') + print(output) + self.assertNotRegex(output, '4063') + for i in range(4064, 4095): + self.assertRegex(output, f'{i}') + self.assertNotRegex(output, '4095') + + output = check_output('bridge vlan show dev bridge99') + print(output) + self.assertNotRegex(output, '4059') + for i in range(4060, 4095): + self.assertRegex(output, f'{i}') + self.assertNotRegex(output, '4095') + + def test_bridge_vlan_issue_20373(self): + copy_network_unit('11-dummy.netdev', '26-bridge-vlan-slave-issue-20373.network', + '26-bridge-issue-20373.netdev', '26-bridge-vlan-master-issue-20373.network', + '21-vlan.netdev', '21-vlan.network') + start_networkd() + self.wait_online(['test1:enslaved', 'bridge99:degraded', 'vlan99:routable']) + + output = check_output('bridge vlan show dev test1') + print(output) + self.assertIn('100 PVID Egress Untagged', output) + self.assertIn('560', output) + self.assertIn('600', output) + + output = check_output('bridge vlan show dev bridge99') + print(output) + self.assertIn('1 PVID Egress Untagged', output) + self.assertIn('100', output) + self.assertIn('600', output) + + def test_bridge_mdb(self): + copy_network_unit('11-dummy.netdev', '26-bridge-mdb-slave.network', + '26-bridge.netdev', '26-bridge-mdb-master.network') + start_networkd() + self.wait_online(['test1:enslaved', 'bridge99:degraded']) + + output = check_output('bridge mdb show dev bridge99') + print(output) + self.assertRegex(output, 'dev bridge99 port test1 grp ff02:aaaa:fee5::1:3 permanent *vid 4064') + self.assertRegex(output, 'dev bridge99 port test1 grp 224.0.1.1 permanent *vid 4065') + + # Old kernel may not support bridge MDB entries on bridge master + if call_quiet('bridge mdb add dev bridge99 port bridge99 grp 224.0.1.3 temp vid 4068') == 0: + self.assertRegex(output, 'dev bridge99 port bridge99 grp ff02:aaaa:fee5::1:4 temp *vid 4066') + self.assertRegex(output, 'dev bridge99 port bridge99 grp 224.0.1.2 temp *vid 4067') + + def test_bridge_keep_master(self): + check_output('ip link add bridge99 type bridge') + check_output('ip link set bridge99 up') + check_output('ip link add dummy98 type dummy') + check_output('ip link set dummy98 master bridge99') + + copy_network_unit('23-keep-master.network') + start_networkd() + self.wait_online(['dummy98:enslaved']) + + output = check_output('ip -d link show dummy98') + print(output) + self.assertRegex(output, 'master bridge99') + self.assertRegex(output, 'bridge') + + output = check_output('bridge -d link show dummy98') + print(output) + self.check_bridge_port_attr('bridge99', 'dummy98', 'path_cost', '400') + self.check_bridge_port_attr('bridge99', 'dummy98', 'hairpin_mode', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_fast_leave', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'unicast_flood', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_flood', '0') + # CONFIG_BRIDGE_IGMP_SNOOPING=y + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_to_unicast', '1', allow_enoent=True) + self.check_bridge_port_attr('bridge99', 'dummy98', 'neigh_suppress', '1', allow_enoent=True) + self.check_bridge_port_attr('bridge99', 'dummy98', 'learning', '0') + self.check_bridge_port_attr('bridge99', 'dummy98', 'priority', '23') + self.check_bridge_port_attr('bridge99', 'dummy98', 'bpdu_guard', '0') + self.check_bridge_port_attr('bridge99', 'dummy98', 'root_block', '0') + + def test_bridge_property(self): + copy_network_unit('11-dummy.netdev', '12-dummy.netdev', '26-bridge.netdev', + '26-bridge-slave-interface-1.network', '26-bridge-slave-interface-2.network', + '25-bridge99.network') + start_networkd() + self.wait_online(['dummy98:enslaved', 'test1:enslaved', 'bridge99:routable']) + + output = check_output('ip -d link show bridge99') + print(output) + self.assertIn('mtu 9000 ', output) + + output = check_output('ip -d link show test1') + print(output) + self.assertIn('master bridge99 ', output) + self.assertIn('bridge_slave', output) + self.assertIn('mtu 9000 ', output) + + output = check_output('ip -d link show dummy98') + print(output) + self.assertIn('master bridge99 ', output) + self.assertIn('bridge_slave', output) + self.assertIn('mtu 9000 ', output) + + output = check_output('ip addr show bridge99') + print(output) + self.assertIn('192.168.0.15/24', output) + + output = check_output('bridge -d link show dummy98') + print(output) + self.check_bridge_port_attr('bridge99', 'dummy98', 'path_cost', '400') + self.check_bridge_port_attr('bridge99', 'dummy98', 'hairpin_mode', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'isolated', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_fast_leave', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'unicast_flood', '1') + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_flood', '0') + # CONFIG_BRIDGE_IGMP_SNOOPING=y + self.check_bridge_port_attr('bridge99', 'dummy98', 'multicast_to_unicast', '1', allow_enoent=True) + self.check_bridge_port_attr('bridge99', 'dummy98', 'neigh_suppress', '1', allow_enoent=True) + self.check_bridge_port_attr('bridge99', 'dummy98', 'learning', '0') + self.check_bridge_port_attr('bridge99', 'dummy98', 'priority', '23') + self.check_bridge_port_attr('bridge99', 'dummy98', 'bpdu_guard', '0') + self.check_bridge_port_attr('bridge99', 'dummy98', 'root_block', '0') + + output = check_output('bridge -d link show test1') + print(output) + self.check_bridge_port_attr('bridge99', 'test1', 'priority', '0') + + check_output('ip address add 192.168.0.16/24 dev bridge99') + output = check_output('ip addr show bridge99') + print(output) + self.assertIn('192.168.0.16/24', output) + + # for issue #6088 + print('### ip -6 route list table all dev bridge99') + output = check_output('ip -6 route list table all dev bridge99') + print(output) + self.assertRegex(output, 'ff00::/8 table local (proto kernel )?metric 256 (linkdown )?pref medium') + + remove_link('test1') + self.wait_operstate('bridge99', 'routable') + + output = check_output('ip -d link show bridge99') + print(output) + self.assertIn('mtu 9000 ', output) + + output = check_output('ip -d link show dummy98') + print(output) + self.assertIn('master bridge99 ', output) + self.assertIn('bridge_slave', output) + self.assertIn('mtu 9000 ', output) + + remove_link('dummy98') + self.wait_operstate('bridge99', 'no-carrier') + + output = check_output('ip -d link show bridge99') + print(output) + # When no carrier, the kernel may reset the MTU + self.assertIn('NO-CARRIER', output) + + output = check_output('ip address show bridge99') + print(output) + self.assertNotIn('192.168.0.15/24', output) + self.assertIn('192.168.0.16/24', output) # foreign address is kept + + print('### ip -6 route list table all dev bridge99') + output = check_output('ip -6 route list table all dev bridge99') + print(output) + self.assertRegex(output, 'ff00::/8 table local (proto kernel )?metric 256 (linkdown )?pref medium') + + check_output('ip link add dummy98 type dummy') + self.wait_online(['dummy98:enslaved', 'bridge99:routable']) + + output = check_output('ip -d link show bridge99') + print(output) + self.assertIn('mtu 9000 ', output) + + output = check_output('ip -d link show dummy98') + print(output) + self.assertIn('master bridge99 ', output) + self.assertIn('bridge_slave', output) + self.assertIn('mtu 9000 ', output) + + def test_bridge_configure_without_carrier(self): + copy_network_unit('26-bridge.netdev', '26-bridge-configure-without-carrier.network', + '11-dummy.netdev') + start_networkd() + + # With ConfigureWithoutCarrier=yes, the bridge should remain configured for all these situations + for test in ['no-slave', 'add-slave', 'slave-up', 'slave-no-carrier', 'slave-carrier', 'slave-down']: + with self.subTest(test=test): + if test == 'no-slave': + # bridge has no slaves; it's up but *might* not have carrier + self.wait_operstate('bridge99', operstate=r'(no-carrier|routable)', setup_state=None, setup_timeout=30) + # due to a bug in the kernel, newly-created bridges are brought up + # *with* carrier, unless they have had any setting changed; e.g. + # their mac set, priority set, etc. Then, they will lose carrier + # as soon as a (down) slave interface is added, and regain carrier + # again once the slave interface is brought up. + #self.check_link_attr('bridge99', 'carrier', '0') + elif test == 'add-slave': + # add slave to bridge, but leave it down; bridge is definitely no-carrier + self.check_link_attr('test1', 'operstate', 'down') + check_output('ip link set dev test1 master bridge99') + self.wait_operstate('bridge99', operstate='no-carrier', setup_state=None) + self.check_link_attr('bridge99', 'carrier', '0') + elif test == 'slave-up': + # bring up slave, which will have carrier; bridge gains carrier + check_output('ip link set dev test1 up') + self.wait_online(['bridge99:routable']) + self.check_link_attr('bridge99', 'carrier', '1') + elif test == 'slave-no-carrier': + # drop slave carrier; bridge loses carrier + check_output('ip link set dev test1 carrier off') + self.wait_online(['bridge99:no-carrier:no-carrier']) + self.check_link_attr('bridge99', 'carrier', '0') + elif test == 'slave-carrier': + # restore slave carrier; bridge gains carrier + check_output('ip link set dev test1 carrier on') + self.wait_online(['bridge99:routable']) + self.check_link_attr('bridge99', 'carrier', '1') + elif test == 'slave-down': + # bring down slave; bridge loses carrier + check_output('ip link set dev test1 down') + self.wait_online(['bridge99:no-carrier:no-carrier']) + self.check_link_attr('bridge99', 'carrier', '0') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'bridge99', env=env) + self.assertRegex(output, '10.1.2.3') + self.assertRegex(output, '10.1.2.1') + + def test_bridge_ignore_carrier_loss(self): + copy_network_unit('11-dummy.netdev', '12-dummy.netdev', '26-bridge.netdev', + '26-bridge-slave-interface-1.network', '26-bridge-slave-interface-2.network', + '25-bridge99-ignore-carrier-loss.network') + start_networkd() + self.wait_online(['dummy98:enslaved', 'test1:enslaved', 'bridge99:routable']) + + check_output('ip address add 192.168.0.16/24 dev bridge99') + remove_link('test1', 'dummy98') + time.sleep(3) + + output = check_output('ip address show bridge99') + print(output) + self.assertRegex(output, 'NO-CARRIER') + self.assertRegex(output, 'inet 192.168.0.15/24 brd 192.168.0.255 scope global bridge99') + self.assertRegex(output, 'inet 192.168.0.16/24 scope global secondary bridge99') + + def test_bridge_ignore_carrier_loss_frequent_loss_and_gain(self): + copy_network_unit('26-bridge.netdev', '26-bridge-slave-interface-1.network', + '25-bridge99-ignore-carrier-loss.network') + start_networkd() + self.wait_online(['bridge99:no-carrier']) + + for trial in range(4): + check_output('ip link add dummy98 type dummy') + check_output('ip link set dummy98 up') + if trial < 3: + remove_link('dummy98') + + self.wait_online(['bridge99:routable', 'dummy98:enslaved']) + + output = check_output('ip address show bridge99') + print(output) + self.assertRegex(output, 'inet 192.168.0.15/24 brd 192.168.0.255 scope global bridge99') + + output = check_output('ip rule list table 100') + print(output) + self.assertIn('from all to 8.8.8.8 lookup 100', output) + +class NetworkdSRIOVTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + @expectedFailureIfNetdevsimWithSRIOVIsNotAvailable() + def test_sriov(self): + copy_network_unit('25-default.link', '25-sriov.network') + + call('modprobe netdevsim') + + with open('/sys/bus/netdevsim/new_device', mode='w', encoding='utf-8') as f: + f.write('99 1') + + with open('/sys/bus/netdevsim/devices/netdevsim99/sriov_numvfs', mode='w', encoding='utf-8') as f: + f.write('3') + + start_networkd() + self.wait_online(['eni99np1:routable']) + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off\n *' + 'vf 2 .*00:11:22:33:44:57.*vlan 7, qos 3, spoof checking off, link-state auto, trust off, query_rss off' + ) + + @expectedFailureIfNetdevsimWithSRIOVIsNotAvailable() + def test_sriov_udev(self): + copy_network_unit('25-sriov.link', '25-sriov-udev.network') + + call('modprobe netdevsim') + + with open('/sys/bus/netdevsim/new_device', mode='w', encoding='utf-8') as f: + f.write('99 1') + + start_networkd() + self.wait_online(['eni99np1:routable']) + + # the name eni99np1 may be an alternative name. + ifname = link_resolve('eni99np1') + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off\n *' + 'vf 2 .*00:11:22:33:44:57.*vlan 7, qos 3, spoof checking off, link-state auto, trust off, query_rss off' + ) + self.assertNotIn('vf 3', output) + self.assertNotIn('vf 4', output) + + with open(os.path.join(network_unit_dir, '25-sriov.link'), mode='a', encoding='utf-8') as f: + f.write('[Link]\nSR-IOVVirtualFunctions=4\n') + + udev_reload() + check_output(*udevadm_cmd, 'trigger', '--action=add', '--settle', f'/sys/devices/netdevsim99/net/{ifname}') + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off\n *' + 'vf 2 .*00:11:22:33:44:57.*vlan 7, qos 3, spoof checking off, link-state auto, trust off, query_rss off\n *' + 'vf 3' + ) + self.assertNotIn('vf 4', output) + + with open(os.path.join(network_unit_dir, '25-sriov.link'), mode='a', encoding='utf-8') as f: + f.write('[Link]\nSR-IOVVirtualFunctions=\n') + + udev_reload() + check_output(*udevadm_cmd, 'trigger', '--action=add', '--settle', f'/sys/devices/netdevsim99/net/{ifname}') + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off\n *' + 'vf 2 .*00:11:22:33:44:57.*vlan 7, qos 3, spoof checking off, link-state auto, trust off, query_rss off\n *' + 'vf 3' + ) + self.assertNotIn('vf 4', output) + + with open(os.path.join(network_unit_dir, '25-sriov.link'), mode='a', encoding='utf-8') as f: + f.write('[Link]\nSR-IOVVirtualFunctions=2\n') + + udev_reload() + check_output(*udevadm_cmd, 'trigger', '--action=add', '--settle', f'/sys/devices/netdevsim99/net/{ifname}') + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off' + ) + self.assertNotIn('vf 2', output) + self.assertNotIn('vf 3', output) + self.assertNotIn('vf 4', output) + + with open(os.path.join(network_unit_dir, '25-sriov.link'), mode='a', encoding='utf-8') as f: + f.write('[Link]\nSR-IOVVirtualFunctions=\n') + + udev_reload() + check_output(*udevadm_cmd, 'trigger', '--action=add', '--settle', f'/sys/devices/netdevsim99/net/{ifname}') + + output = check_output('ip link show dev eni99np1') + print(output) + self.assertRegex(output, + 'vf 0 .*00:11:22:33:44:55.*vlan 5, qos 1, vlan protocol 802.1ad, spoof checking on, link-state enable, trust on, query_rss on\n *' + 'vf 1 .*00:11:22:33:44:56.*vlan 6, qos 2, spoof checking off, link-state disable, trust off, query_rss off\n *' + 'vf 2 .*00:11:22:33:44:57.*vlan 7, qos 3, spoof checking off, link-state auto, trust off, query_rss off' + ) + self.assertNotIn('vf 3', output) + self.assertNotIn('vf 4', output) + +class NetworkdLLDPTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_lldp(self): + copy_network_unit('23-emit-lldp.network', '24-lldp.network', '25-veth.netdev') + start_networkd() + self.wait_online(['veth99:degraded', 'veth-peer:degraded']) + + for trial in range(10): + if trial > 0: + time.sleep(1) + + output = check_output(*networkctl_cmd, 'lldp', env=env) + print(output) + if re.search(r'veth99 .* veth-peer', output): + break + else: + self.fail() + +class NetworkdRATests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_ipv6_prefix_delegation(self): + copy_network_unit('25-veth.netdev', '25-ipv6-prefix.network', '25-ipv6-prefix-veth.network') + self.setup_nftset('addr6', 'ipv6_addr') + self.setup_nftset('network6', 'ipv6_addr', 'flags interval;') + self.setup_nftset('ifindex', 'iface_index') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:degraded']) + + output = check_output(*resolvectl_cmd, 'dns', 'veth99', env=env) + print(output) + self.assertRegex(output, 'fe80::') + self.assertRegex(output, '2002:da8:1::1') + + output = check_output(*resolvectl_cmd, 'domain', 'veth99', env=env) + print(output) + self.assertIn('hogehoge.test', output) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, '2002:da8:1:0') + + self.check_netlabel('veth99', '2002:da8:1::/64') + self.check_netlabel('veth99', '2002:da8:2::/64') + + self.check_nftset('addr6', '2002:da8:1:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*') + self.check_nftset('addr6', '2002:da8:2:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*') + self.check_nftset('network6', '2002:da8:1::/64') + self.check_nftset('network6', '2002:da8:2::/64') + self.check_nftset('ifindex', 'veth99') + + self.teardown_nftset('addr6', 'network6', 'ifindex') + + def test_ipv6_token_static(self): + copy_network_unit('25-veth.netdev', '25-ipv6-prefix.network', '25-ipv6-prefix-veth-token-static.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, '2002:da8:1:0:1a:2b:3c:4d') + self.assertRegex(output, '2002:da8:1:0:fa:de:ca:fe') + self.assertRegex(output, '2002:da8:2:0:1a:2b:3c:4d') + self.assertRegex(output, '2002:da8:2:0:fa:de:ca:fe') + + def test_ipv6_token_prefixstable(self): + copy_network_unit('25-veth.netdev', '25-ipv6-prefix.network', '25-ipv6-prefix-veth-token-prefixstable.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + 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 + + 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') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:degraded']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertIn('2002:da8:1:0:b47e:7975:fc7a:7d6e', output) + self.assertIn('2002:da8:2:0:f689:561a:8eda:7443', output) + + def test_router_preference(self): + copy_network_unit('25-veth-client.netdev', + '25-veth-router-high.netdev', + '25-veth-router-low.netdev', + '26-bridge.netdev', + '25-veth-bridge.network', + '25-veth-client.network', + '25-veth-router-high.network', + '25-veth-router-low.network', + '25-bridge99.network') + start_networkd() + self.wait_online(['client-p:enslaved', + 'router-high:degraded', 'router-high-p:enslaved', + 'router-low:degraded', 'router-low-p:enslaved', + 'bridge99:routable']) + + networkctl_reconfigure('client') + self.wait_online(['client:routable']) + + self.wait_address('client', '2002:da8:1:99:1034:56ff:fe78:9a00/64', ipv='-6', timeout_sec=10) + self.wait_address('client', '2002:da8:1:98:1034:56ff:fe78:9a00/64', ipv='-6', timeout_sec=10) + self.wait_route('client', 'default via fe80::1034:56ff:fe78:9a99 proto ra metric 512', ipv='-6', timeout_sec=10) + self.wait_route('client', 'default via fe80::1034:56ff:fe78:9a98 proto ra metric 2048', ipv='-6', timeout_sec=10) + + output = check_output('ip -6 route show dev client default via fe80::1034:56ff:fe78:9a99') + print(output) + self.assertIn('pref high', output) + output = check_output('ip -6 route show dev client default via fe80::1034:56ff:fe78:9a98') + print(output) + self.assertIn('pref low', output) + + with open(os.path.join(network_unit_dir, '25-veth-client.network'), mode='a', encoding='utf-8') as f: + f.write('\n[Link]\nMACAddress=12:34:56:78:9a:01\n[IPv6AcceptRA]\nRouteMetric=100:200:300\n') + + networkctl_reload() + self.wait_online(['client:routable']) + + self.wait_address('client', '2002:da8:1:99:1034:56ff:fe78:9a01/64', ipv='-6', timeout_sec=10) + self.wait_address('client', '2002:da8:1:98:1034:56ff:fe78:9a01/64', ipv='-6', timeout_sec=10) + self.wait_route('client', 'default via fe80::1034:56ff:fe78:9a99 proto ra metric 100', ipv='-6', timeout_sec=10) + self.wait_route('client', 'default via fe80::1034:56ff:fe78:9a98 proto ra metric 300', ipv='-6', timeout_sec=10) + + output = check_output('ip -6 route show dev client default via fe80::1034:56ff:fe78:9a99') + print(output) + self.assertIn('pref high', output) + output = check_output('ip -6 route show dev client default via fe80::1034:56ff:fe78:9a98') + print(output) + self.assertIn('pref low', output) + + @unittest.skipUnless(radvd_check_config('captive-portal.conf'), "Installed radvd doesn't support captive portals") + def test_captive_portal(self): + copy_network_unit('25-veth-client.netdev', + '25-veth-router-captive.netdev', + '26-bridge.netdev', + '25-veth-client-captive.network', + '25-veth-router-captive.network', + '25-veth-bridge-captive.network', + '25-bridge99.network') + start_networkd() + self.wait_online(['bridge99:routable', 'client-p:enslaved', + 'router-captive:degraded', 'router-captivep:enslaved']) + + start_radvd(config_file='captive-portal.conf') + networkctl_reconfigure('client') + self.wait_online(['client:routable']) + + self.wait_address('client', '2002:da8:1:99:1034:56ff:fe78:9a00/64', ipv='-6', timeout_sec=10) + output = check_output(*networkctl_cmd, 'status', 'client', env=env) + print(output) + self.assertIn('Captive Portal: http://systemd.io', output) + + @unittest.skipUnless(radvd_check_config('captive-portal.conf'), "Installed radvd doesn't support captive portals") + def test_invalid_captive_portal(self): + def radvd_write_config(captive_portal_uri): + with open(os.path.join(networkd_ci_temp_dir, 'radvd/bogus-captive-portal.conf'), mode='w', encoding='utf-8') as f: + f.write(f'interface router-captive {{ AdvSendAdvert on; AdvCaptivePortalAPI "{captive_portal_uri}"; prefix 2002:da8:1:99::/64 {{ AdvOnLink on; AdvAutonomous on; }}; }};') + + captive_portal_uris = [ + "42ěščěškd ěšč ě s", + " ", + "🤔", + ] + + copy_network_unit('25-veth-client.netdev', + '25-veth-router-captive.netdev', + '26-bridge.netdev', + '25-veth-client-captive.network', + '25-veth-router-captive.network', + '25-veth-bridge-captive.network', + '25-bridge99.network') + start_networkd() + self.wait_online(['bridge99:routable', 'client-p:enslaved', + 'router-captive:degraded', 'router-captivep:enslaved']) + + for uri in captive_portal_uris: + print(f"Captive portal: {uri}") + radvd_write_config(uri) + stop_radvd() + start_radvd(config_file='bogus-captive-portal.conf') + networkctl_reconfigure('client') + self.wait_online(['client:routable']) + + self.wait_address('client', '2002:da8:1:99:1034:56ff:fe78:9a00/64', ipv='-6', timeout_sec=10) + output = check_output(*networkctl_cmd, 'status', 'client', env=env) + print(output) + self.assertNotIn('Captive Portal:', output) + +class NetworkdDHCPServerTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_dhcp_server(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client.network', '25-dhcp-server.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, r'Address: 192.168.5.[0-9]* \(DHCP4 via 192.168.5.1\)') + self.assertIn('Gateway: 192.168.5.3', output) + self.assertRegex(output, 'DNS: 192.168.5.1\n *192.168.5.10') + self.assertRegex(output, 'NTP: 192.168.5.1\n *192.168.5.11') + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth-peer', env=env) + self.assertRegex(output, "Offered DHCP leases: 192.168.5.[0-9]*") + + def test_dhcp_server_null_server_address(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client.network', '25-dhcp-server-null-server-address.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output('ip --json address show dev veth-peer') + server_address = json.loads(output)[0]['addr_info'][0]['local'] + print(server_address) + + output = check_output('ip --json address show dev veth99') + client_address = json.loads(output)[0]['addr_info'][0]['local'] + print(client_address) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, rf'Address: {client_address} \(DHCP4 via {server_address}\)') + self.assertIn(f'Gateway: {server_address}', output) + self.assertIn(f'DNS: {server_address}', output) + self.assertIn(f'NTP: {server_address}', output) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth-peer', env=env) + self.assertIn(f'Offered DHCP leases: {client_address}', output) + + def test_dhcp_server_with_uplink(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client.network', '25-dhcp-server-downstream.network', + '12-dummy.netdev', '25-dhcp-server-uplink.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, r'Address: 192.168.5.[0-9]* \(DHCP4 via 192.168.5.1\)') + self.assertIn('Gateway: 192.168.5.3', output) + self.assertIn('DNS: 192.168.5.1', output) + self.assertIn('NTP: 192.168.5.1', output) + + def test_emit_router_timezone(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client-timezone-router.network', '25-dhcp-server-timezone-router.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, r'Address: 192.168.5.[0-9]* \(DHCP4 via 192.168.5.1\)') + self.assertIn('Gateway: 192.168.5.1', output) + self.assertIn('Time Zone: Europe/Berlin', output) + + def test_dhcp_server_static_lease(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client-static-lease.network', '25-dhcp-server-static-lease.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertIn('Address: 10.1.1.200 (DHCP4 via 10.1.1.1)', output) + self.assertIn('DHCP4 Client ID: 12:34:56:78:9a:bc', output) + + def test_dhcp_server_static_lease_default_client_id(self): + copy_network_unit('25-veth.netdev', '25-dhcp-client.network', '25-dhcp-server-static-lease.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertIn('Address: 10.1.1.200 (DHCP4 via 10.1.1.1)', output) + self.assertRegex(output, 'DHCP4 Client ID: IAID:[0-9a-z]*/DUID') + +class NetworkdDHCPServerRelayAgentTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_relay_agent(self): + copy_network_unit('25-agent-veth-client.netdev', + '25-agent-veth-server.netdev', + '25-agent-client.network', + '25-agent-server.network', + '25-agent-client-peer.network', + '25-agent-server-peer.network') + start_networkd() + + self.wait_online(['client:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'client', env=env) + print(output) + self.assertRegex(output, r'Address: 192.168.5.150 \(DHCP4 via 192.168.5.1\)') + +class NetworkdDHCPClientTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_dhcp_client_ipv6_only(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-ipv6-only.network') + + start_networkd() + self.wait_online(['veth-peer:carrier']) + + # information request mode + # The name ipv6-only option may not be supported by older dnsmasq + # start_dnsmasq('--dhcp-option=option:ipv6-only,300') + start_dnsmasq('--dhcp-option=108,00:00:02:00', + '--dhcp-option=option6:dns-server,[2600::ee]', + '--dhcp-option=option6:ntp-server,[2600::ff]', + ra_mode='ra-stateless') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # DHCPv6 REPLY for INFORMATION-REQUEST may be received after the link entered configured state. + # Let's wait for the expected DNS server being listed in the state file. + for _ in range(100): + output = read_link_state_file('veth99') + if 'DNS=2600::ee' in output: + break + time.sleep(.2) + + # Check link state file + print('## link state file') + output = read_link_state_file('veth99') + print(output) + self.assertIn('DNS=2600::ee', output) + self.assertIn('NTP=2600::ff', output) + + # Check manager state file + print('## manager state file') + output = read_manager_state_file() + print(output) + self.assertRegex(output, 'DNS=.*2600::ee') + self.assertRegex(output, 'NTP=.*2600::ff') + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertIn('DHCPINFORMATION-REQUEST(veth-peer)', output) + self.assertNotIn('DHCPSOLICIT(veth-peer)', output) + self.assertNotIn('DHCPADVERTISE(veth-peer)', output) + self.assertNotIn('DHCPREQUEST(veth-peer)', output) + self.assertNotIn('DHCPREPLY(veth-peer)', output) + + # Check json format + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth99', env=env) + check_json(output) + + # solicit mode + stop_dnsmasq() + start_dnsmasq('--dhcp-option=108,00:00:02:00', + '--dhcp-option=option6:dns-server,[2600::ee]', + '--dhcp-option=option6:ntp-server,[2600::ff]') + networkctl_reconfigure('veth99') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # checking address + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet6 2600::[0-9a-f:]*/128 scope global dynamic noprefixroute') + self.assertNotIn('192.168.5', output) + + # checking semi-static route + output = check_output('ip -6 route list dev veth99 2001:1234:5:9fff:ff:ff:ff:ff') + print(output) + self.assertRegex(output, 'via fe80::1034:56ff:fe78:9abd') + + # Confirm that ipv6 token is not set in the kernel + output = check_output('ip token show dev veth99') + print(output) + self.assertRegex(output, 'token :: dev veth99') + + # Make manager and link state file updated + check_output(*resolvectl_cmd, 'revert', 'veth99', env=env) + + # Check link state file + print('## link state file') + output = read_link_state_file('veth99') + print(output) + self.assertIn('DNS=2600::ee', output) + self.assertIn('NTP=2600::ff', output) + + # Check manager state file + print('## manager state file') + output = read_manager_state_file() + print(output) + self.assertRegex(output, 'DNS=.*2600::ee') + self.assertRegex(output, 'NTP=.*2600::ff') + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertNotIn('DHCPINFORMATION-REQUEST(veth-peer)', output) + self.assertIn('DHCPSOLICIT(veth-peer)', output) + self.assertNotIn('DHCPADVERTISE(veth-peer)', output) + self.assertNotIn('DHCPREQUEST(veth-peer)', output) + self.assertIn('DHCPREPLY(veth-peer)', output) + self.assertIn('sent size: 0 option: 14 rapid-commit', output) + + # Check json format + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth99', env=env) + check_json(output) + + # Testing without rapid commit support + with open(os.path.join(network_unit_dir, '25-dhcp-client-ipv6-only.network'), mode='a', encoding='utf-8') as f: + f.write('\n[DHCPv6]\nRapidCommit=no\n') + + stop_dnsmasq() + start_dnsmasq('--dhcp-option=108,00:00:02:00', + '--dhcp-option=option6:dns-server,[2600::ee]', + '--dhcp-option=option6:ntp-server,[2600::ff]') + + networkctl_reload() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # checking address + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet6 2600::[0-9a-f:]*/128 scope global dynamic noprefixroute') + self.assertNotIn('192.168.5', output) + + # checking semi-static route + output = check_output('ip -6 route list dev veth99 2001:1234:5:9fff:ff:ff:ff:ff') + print(output) + self.assertRegex(output, 'via fe80::1034:56ff:fe78:9abd') + + # Make manager and link state file updated + check_output(*resolvectl_cmd, 'revert', 'veth99', env=env) + + # Check link state file + print('## link state file') + output = read_link_state_file('veth99') + print(output) + self.assertIn('DNS=2600::ee', output) + self.assertIn('NTP=2600::ff', output) + + # Check manager state file + print('## manager state file') + output = read_manager_state_file() + print(output) + self.assertRegex(output, 'DNS=.*2600::ee') + self.assertRegex(output, 'NTP=.*2600::ff') + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertNotIn('DHCPINFORMATION-REQUEST(veth-peer)', output) + self.assertIn('DHCPSOLICIT(veth-peer)', output) + self.assertIn('DHCPADVERTISE(veth-peer)', output) + self.assertIn('DHCPREQUEST(veth-peer)', output) + self.assertIn('DHCPREPLY(veth-peer)', output) + self.assertNotIn('rapid-commit', output) + + # Check json format + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth99', env=env) + check_json(output) + + def test_dhcp_client_ipv6_dbus_status(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-ipv6-only.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + + # Note that at this point the DHCPv6 client has not been started because no RA (with managed + # bit set) has yet been received and the configuration does not include WithoutRA=true + state = get_dhcp6_client_state('veth99') + print(f"DHCPv6 client state = {state}") + self.assertEqual(state, 'stopped') + + state = get_dhcp4_client_state('veth99') + print(f"DHCPv4 client state = {state}") + self.assertEqual(state, 'selecting') + + start_dnsmasq('--dhcp-option=108,00:00:02:00') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + state = get_dhcp6_client_state('veth99') + print(f"DHCPv6 client state = {state}") + self.assertEqual(state, 'bound') + + # DHCPv4 client will stop after an DHCPOFFER message received, so we need to wait for a while. + for _ in range(100): + state = get_dhcp4_client_state('veth99') + if state == 'stopped': + break + time.sleep(.2) + + print(f"DHCPv4 client state = {state}") + self.assertEqual(state, 'stopped') + + # restart dnsmasq to clear log + stop_dnsmasq() + start_dnsmasq('--dhcp-option=108,00:00:02:00') + + # Test renew command + # See https://github.com/systemd/systemd/pull/29472#issuecomment-1759092138 + check_output(*networkctl_cmd, 'renew', 'veth99', env=env) + + for _ in range(100): + state = get_dhcp4_client_state('veth99') + if state == 'stopped': + break + time.sleep(.2) + + print(f"DHCPv4 client state = {state}") + self.assertEqual(state, 'stopped') + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertIn('DHCPDISCOVER(veth-peer) 12:34:56:78:9a:bc', output) + self.assertIn('DHCPOFFER(veth-peer)', output) + self.assertNotIn('DHCPREQUEST(veth-peer)', output) + self.assertNotIn('DHCPACK(veth-peer)', output) + + def test_dhcp_client_ipv6_only_with_custom_client_identifier(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-ipv6-only-custom-client-identifier.network') + + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # checking address + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet6 2600::[0-9a-f:]*/128 scope global dynamic noprefixroute') + self.assertNotIn('192.168.5', output) + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertIn('DHCPSOLICIT(veth-peer) 00:42:00:00:ab:11:f9:2a:c2:77:29:f9:5c:00', output) + self.assertNotIn('DHCPADVERTISE(veth-peer)', output) + self.assertNotIn('DHCPREQUEST(veth-peer)', output) + self.assertIn('DHCPREPLY(veth-peer)', output) + self.assertIn('sent size: 0 option: 14 rapid-commit', output) + + def test_dhcp_client_ipv4_only(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-ipv4-only.network') + + self.setup_nftset('addr4', 'ipv4_addr') + self.setup_nftset('network4', 'ipv4_addr', 'flags interval;') + self.setup_nftset('ifindex', 'iface_index') + + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq('--dhcp-option=option:dns-server,192.168.5.6,192.168.5.7', + '--dhcp-option=option:sip-server,192.168.5.21,192.168.5.22', + '--dhcp-option=option:domain-search,example.com', + '--dhcp-alternate-port=67,5555', + ipv4_range='192.168.5.110,192.168.5.119') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + self.wait_address('veth99', r'inet 192.168.5.11[0-9]*/24', ipv='-4') + + print('## ip address show dev veth99 scope global') + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertIn('mtu 1492', output) + self.assertIn('inet 192.168.5.250/24 brd 192.168.5.255 scope global veth99', output) + self.assertRegex(output, r'inet 192.168.5.11[0-9]/24 metric 24 brd 192.168.5.255 scope global secondary dynamic noprefixroute test-label') + self.assertNotIn('2600::', output) + + output = check_output('ip -4 --json address show dev veth99') + for i in json.loads(output)[0]['addr_info']: + if i['label'] == 'test-label': + address1 = i['local'] + break + else: + self.assertFalse(True) + + self.assertRegex(address1, r'^192.168.5.11[0-9]$') + + print('## ip route show table main dev veth99') + output = check_output('ip route show table main dev veth99') + print(output) + # no DHCP routes assigned to the main table + self.assertNotIn('proto dhcp', output) + # static routes + self.assertIn('192.168.5.0/24 proto kernel scope link src 192.168.5.250', output) + self.assertIn('192.168.5.0/24 proto static scope link', output) + self.assertIn('192.168.6.0/24 proto static scope link', output) + self.assertIn('192.168.7.0/24 proto static scope link', output) + + print('## ip route show table 211 dev veth99') + output = check_output('ip route show table 211 dev veth99') + print(output) + self.assertRegex(output, f'default via 192.168.5.1 proto dhcp src {address1} metric 24') + self.assertRegex(output, f'192.168.5.0/24 proto dhcp scope link src {address1} metric 24') + self.assertRegex(output, f'192.168.5.1 proto dhcp scope link src {address1} metric 24') + self.assertRegex(output, f'192.168.5.6 proto dhcp scope link src {address1} metric 24') + self.assertRegex(output, f'192.168.5.7 proto dhcp scope link src {address1} metric 24') + self.assertIn('10.0.0.0/8 via 192.168.5.1 proto dhcp', output) + + print('## link state file') + output = read_link_state_file('veth99') + print(output) + # checking DNS server, SIP server, and Domains + self.assertIn('DNS=192.168.5.6 192.168.5.7', output) + self.assertIn('SIP=192.168.5.21 192.168.5.22', output) + self.assertIn('DOMAINS=example.com', output) + + print('## json') + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth99', env=env) + j = json.loads(output) + + self.assertEqual(len(j['DNS']), 2) + for i in j['DNS']: + print(i) + self.assertEqual(i['Family'], 2) + a = socket.inet_ntop(socket.AF_INET, bytearray(i['Address'])) + self.assertRegex(a, '^192.168.5.[67]$') + self.assertEqual(i['ConfigSource'], 'DHCPv4') + a = socket.inet_ntop(socket.AF_INET, bytearray(i['ConfigProvider'])) + self.assertEqual('192.168.5.1', a) + + self.assertEqual(len(j['SIP']), 2) + for i in j['SIP']: + print(i) + self.assertEqual(i['Family'], 2) + a = socket.inet_ntop(socket.AF_INET, bytearray(i['Address'])) + self.assertRegex(a, '^192.168.5.2[12]$') + self.assertEqual(i['ConfigSource'], 'DHCPv4') + a = socket.inet_ntop(socket.AF_INET, bytearray(i['ConfigProvider'])) + self.assertEqual('192.168.5.1', a) + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertIn('vendor class: FooBarVendorTest', output) + self.assertIn('DHCPDISCOVER(veth-peer) 192.168.5.110 12:34:56:78:9a:bc', output) + self.assertIn('client provides name: test-hostname', output) + self.assertIn('26:mtu', output) + + # change address range, DNS servers, and Domains + stop_dnsmasq() + start_dnsmasq('--dhcp-option=option:dns-server,192.168.5.1,192.168.5.7,192.168.5.8', + '--dhcp-option=option:sip-server,192.168.5.23,192.168.5.24', + '--dhcp-option=option:domain-search,foo.example.com', + '--dhcp-alternate-port=67,5555', + ipv4_range='192.168.5.120,192.168.5.129',) + + # Sleep for 120 sec as the dnsmasq minimum lease time can only be set to 120 + print('Wait for the DHCP lease to be expired') + self.wait_address_dropped('veth99', f'inet {address1}/24', ipv='-4', timeout_sec=120) + self.wait_address('veth99', r'inet 192.168.5.12[0-9]*/24', ipv='-4') + + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + print('## ip address show dev veth99 scope global') + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertIn('mtu 1492', output) + self.assertIn('inet 192.168.5.250/24 brd 192.168.5.255 scope global veth99', output) + self.assertNotIn(f'{address1}', output) + self.assertRegex(output, r'inet 192.168.5.12[0-9]/24 metric 24 brd 192.168.5.255 scope global secondary dynamic noprefixroute test-label') + self.assertNotIn('2600::', output) + + output = check_output('ip -4 --json address show dev veth99') + for i in json.loads(output)[0]['addr_info']: + if i['label'] == 'test-label': + address2 = i['local'] + break + else: + self.assertFalse(True) + + self.assertRegex(address2, r'^192.168.5.12[0-9]$') + + print('## ip route show table main dev veth99') + output = check_output('ip route show table main dev veth99') + print(output) + # no DHCP routes assigned to the main table + self.assertNotIn('proto dhcp', output) + # static routes + self.assertIn('192.168.5.0/24 proto kernel scope link src 192.168.5.250', output) + self.assertIn('192.168.5.0/24 proto static scope link', output) + self.assertIn('192.168.6.0/24 proto static scope link', output) + self.assertIn('192.168.7.0/24 proto static scope link', output) + + print('## ip route show table 211 dev veth99') + output = check_output('ip route show table 211 dev veth99') + print(output) + self.assertRegex(output, f'default via 192.168.5.1 proto dhcp src {address2} metric 24') + self.assertRegex(output, f'192.168.5.0/24 proto dhcp scope link src {address2} metric 24') + self.assertRegex(output, f'192.168.5.1 proto dhcp scope link src {address2} metric 24') + self.assertNotIn('192.168.5.6', output) + self.assertRegex(output, f'192.168.5.7 proto dhcp scope link src {address2} metric 24') + self.assertRegex(output, f'192.168.5.8 proto dhcp scope link src {address2} metric 24') + self.assertIn('10.0.0.0/8 via 192.168.5.1 proto dhcp', output) + + print('## link state file') + output = read_link_state_file('veth99') + print(output) + # checking DNS server, SIP server, and Domains + self.assertIn('DNS=192.168.5.1 192.168.5.7 192.168.5.8', output) + self.assertIn('SIP=192.168.5.23 192.168.5.24', output) + self.assertIn('DOMAINS=foo.example.com', output) + + print('## json') + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth99', env=env) + j = json.loads(output) + + self.assertEqual(len(j['DNS']), 3) + for i in j['DNS']: + print(i) + self.assertEqual(i['Family'], 2) + a = socket.inet_ntop(socket.AF_INET, bytearray(i['Address'])) + self.assertRegex(a, '^192.168.5.[178]$') + self.assertEqual(i['ConfigSource'], 'DHCPv4') + a = socket.inet_ntop(socket.AF_INET, bytearray(i['ConfigProvider'])) + self.assertEqual('192.168.5.1', a) + + self.assertEqual(len(j['SIP']), 2) + for i in j['SIP']: + print(i) + self.assertEqual(i['Family'], 2) + a = socket.inet_ntop(socket.AF_INET, bytearray(i['Address'])) + self.assertRegex(a, '^192.168.5.2[34]$') + self.assertEqual(i['ConfigSource'], 'DHCPv4') + a = socket.inet_ntop(socket.AF_INET, bytearray(i['ConfigProvider'])) + self.assertEqual('192.168.5.1', a) + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertIn('vendor class: FooBarVendorTest', output) + self.assertIn(f'DHCPDISCOVER(veth-peer) {address1} 12:34:56:78:9a:bc', output) + self.assertIn('client provides name: test-hostname', output) + self.assertIn('26:mtu', output) + + self.check_netlabel('veth99', r'192\.168\.5\.0/24') + + self.check_nftset('addr4', r'192\.168\.5\.1') + self.check_nftset('network4', r'192\.168\.5\.0/24') + self.check_nftset('ifindex', 'veth99') + + self.teardown_nftset('addr4', 'network4', 'ifindex') + + def test_dhcp_client_ipv4_dbus_status(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-ipv4-only.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + + state = get_dhcp4_client_state('veth99') + print(f"State = {state}") + self.assertEqual(state, 'rebooting') + + start_dnsmasq('--dhcp-option=option:dns-server,192.168.5.6,192.168.5.7', + '--dhcp-option=option:domain-search,example.com', + '--dhcp-alternate-port=67,5555', + ipv4_range='192.168.5.110,192.168.5.119') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + self.wait_address('veth99', r'inet 192.168.5.11[0-9]*/24', ipv='-4') + + state = get_dhcp4_client_state('veth99') + print(f"State = {state}") + self.assertEqual(state, 'bound') + + def test_dhcp_client_allow_list(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-allow-list.network', copy_dropins=False) + + start_networkd() + self.wait_online(['veth-peer:carrier']) + since = datetime.datetime.now() + start_dnsmasq() + + expect = 'veth99: DHCPv4 server IP address 192.168.5.1 not found in allow-list, ignoring offer.' + for _ in range(20): + if expect in read_networkd_log(since=since): + break + time.sleep(0.5) + else: + self.fail() + + copy_network_unit('25-dhcp-client-allow-list.network.d/00-allow-list.conf') + since = datetime.datetime.now() + networkctl_reload() + + expect = 'veth99: DHCPv4 server IP address 192.168.5.1 not found in allow-list, ignoring offer.' + for _ in range(20): + if expect in read_networkd_log(since=since): + break + time.sleep(0.5) + else: + self.fail() + + copy_network_unit('25-dhcp-client-allow-list.network.d/10-deny-list.conf') + since = datetime.datetime.now() + networkctl_reload() + + expect = 'veth99: DHCPv4 server IP address 192.168.5.1 found in deny-list, ignoring offer.' + for _ in range(20): + if expect in read_networkd_log(since=since): + break + time.sleep(0.5) + else: + self.fail() + + @unittest.skipUnless("--dhcp-rapid-commit" in run("dnsmasq --help").stdout, reason="dnsmasq is missing dhcp-rapid-commit support") + def test_dhcp_client_rapid_commit(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + + start_dnsmasq('--dhcp-rapid-commit') + self.wait_online(['veth99:routable', 'veth-peer:routable']) + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24', ipv='-4') + + state = get_dhcp4_client_state('veth99') + print(f"DHCPv4 client state = {state}") + self.assertEqual(state, 'bound') + + output = read_dnsmasq_log_file() + self.assertIn('DHCPDISCOVER(veth-peer)', output) + self.assertNotIn('DHCPOFFER(veth-peer)', output) + self.assertNotIn('DHCPREQUEST(veth-peer)', output) + self.assertIn('DHCPACK(veth-peer)', output) + + def test_dhcp_client_ipv6_only_mode_without_ipv6_connectivity(self): + copy_network_unit('25-veth.netdev', + '25-dhcp-server-ipv6-only-mode.network', + '25-dhcp-client-ipv6-only-mode.network') + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable'], timeout='40s') + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24', ipv='-4') + + state = get_dhcp4_client_state('veth99') + print(f"State = {state}") + self.assertEqual(state, 'bound') + + def test_dhcp_client_ipv4_use_routes_gateway(self): + first = True + for (routes, gateway, dns_and_ntp_routes, classless) in itertools.product([True, False], repeat=4): + if first: + first = False + else: + self.tearDown() + + print(f'### test_dhcp_client_ipv4_use_routes_gateway(routes={routes}, gateway={gateway}, dns_and_ntp_routes={dns_and_ntp_routes}, classless={classless})') + with self.subTest(routes=routes, gateway=gateway, dns_and_ntp_routes=dns_and_ntp_routes, classless=classless): + self._test_dhcp_client_ipv4_use_routes_gateway(routes, gateway, dns_and_ntp_routes, classless) + + def _test_dhcp_client_ipv4_use_routes_gateway(self, use_routes, use_gateway, dns_and_ntp_routes, classless): + testunit = '25-dhcp-client-ipv4-use-routes-use-gateway.network' + testunits = ['25-veth.netdev', '25-dhcp-server-veth-peer.network', testunit] + testunits.append(f'{testunit}.d/use-routes-{use_routes}.conf') + testunits.append(f'{testunit}.d/use-gateway-{use_gateway}.conf') + testunits.append(f'{testunit}.d/use-dns-and-ntp-routes-{dns_and_ntp_routes}.conf') + copy_network_unit(*testunits, copy_dropins=False) + + start_networkd() + self.wait_online(['veth-peer:carrier']) + additional_options = [ + '--dhcp-option=option:dns-server,192.168.5.10,8.8.8.8', + '--dhcp-option=option:ntp-server,192.168.5.11,9.9.9.9', + '--dhcp-option=option:static-route,192.168.6.100,192.168.5.2,8.8.8.8,192.168.5.3' + ] + if classless: + additional_options += [ + '--dhcp-option=option:classless-static-route,0.0.0.0/0,192.168.5.4,8.0.0.0/8,192.168.5.5,192.168.5.64/26,192.168.5.5' + ] + start_dnsmasq(*additional_options) + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output('ip -4 route show dev veth99') + print(output) + + # Check UseRoutes= + if use_routes: + if classless: + self.assertRegex(output, r'default via 192.168.5.4 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'8.0.0.0/8 via 192.168.5.5 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.64/26 via 192.168.5.5 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.4 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.5 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + else: + self.assertRegex(output, r'192.168.6.0/24 via 192.168.5.2 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'8.0.0.0/8 via 192.168.5.3 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.2 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.3 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + else: + self.assertNotRegex(output, r'default via 192.168.5.4 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'8.0.0.0/8 via 192.168.5.5 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.5.4 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.5.5 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.6.0/24 via 192.168.5.2 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'8.0.0.0/8 via 192.168.5.3 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.5.2 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.5.3 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + + # Check UseGateway= + if use_gateway and (not classless or not use_routes): + self.assertRegex(output, r'default via 192.168.5.1 proto dhcp src 192.168.5.[0-9]* metric 1024') + else: + self.assertNotRegex(output, r'default via 192.168.5.1 proto dhcp src 192.168.5.[0-9]* metric 1024') + + # Check route to gateway + if (use_gateway or dns_and_ntp_routes) and (not classless or not use_routes): + self.assertRegex(output, r'192.168.5.1 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + else: + self.assertNotRegex(output, r'192.168.5.1 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + + # Check RoutesToDNS= and RoutesToNTP= + if dns_and_ntp_routes: + self.assertRegex(output, r'192.168.5.10 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'192.168.5.11 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + if use_routes: + if classless: + self.assertRegex(output, r'8.8.8.8 via 192.168.5.5 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'9.9.9.9 via 192.168.5.4 proto dhcp src 192.168.5.[0-9]* metric 1024') + else: + self.assertRegex(output, r'8.8.8.8 via 192.168.5.3 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'9.9.9.9 via 192.168.5.1 proto dhcp src 192.168.5.[0-9]* metric 1024') + else: + self.assertRegex(output, r'8.8.8.8 via 192.168.5.1 proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertRegex(output, r'9.9.9.9 via 192.168.5.1 proto dhcp src 192.168.5.[0-9]* metric 1024') + else: + self.assertNotRegex(output, r'192.168.5.10 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'192.168.5.11 proto dhcp scope link src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'8.8.8.8 via 192.168.5.[0-9]* proto dhcp src 192.168.5.[0-9]* metric 1024') + self.assertNotRegex(output, r'9.9.9.9 via 192.168.5.[0-9]* proto dhcp src 192.168.5.[0-9]* metric 1024') + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + def test_dhcp_client_settings_anonymize(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-anonymize.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + print('## dnsmasq log') + output = read_dnsmasq_log_file() + print(output) + self.assertNotIn('VendorClassIdentifier=SusantVendorTest', output) + self.assertNotIn('test-hostname', output) + self.assertNotIn('26:mtu', output) + + def test_dhcp_keep_configuration_dhcp(self): + copy_network_unit('25-veth.netdev', + '25-dhcp-server-veth-peer.network', + '25-dhcp-client-keep-configuration-dhcp.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global veth99\n *' + 'valid_lft forever preferred_lft forever') + + # Stopping dnsmasq as networkd won't be allowed to renew the DHCP lease. + stop_dnsmasq() + + # Sleep for 120 sec as the dnsmasq minimum lease time can only be set to 120 + print('Wait for the DHCP lease to be expired') + time.sleep(120) + + # The lease address should be kept after the lease expired + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global veth99\n *' + 'valid_lft forever preferred_lft forever') + + stop_networkd() + + # The lease address should be kept after networkd stopped + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global veth99\n *' + 'valid_lft forever preferred_lft forever') + + with open(os.path.join(network_unit_dir, '25-dhcp-client-keep-configuration-dhcp.network'), mode='a', encoding='utf-8') as f: + f.write('[Network]\nDHCP=no\n') + + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # Still the lease address should be kept after networkd restarted + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global veth99\n *' + 'valid_lft forever preferred_lft forever') + + def test_dhcp_keep_configuration_dhcp_on_stop(self): + copy_network_unit('25-veth.netdev', + '25-dhcp-server-veth-peer.network', + '25-dhcp-client-keep-configuration-dhcp-on-stop.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic veth99') + + stop_dnsmasq() + stop_networkd() + + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertRegex(output, r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic veth99') + + start_networkd() + self.wait_online(['veth-peer:routable']) + + output = check_output('ip address show dev veth99 scope global') + print(output) + self.assertNotIn('192.168.5.', output) + + def test_dhcp_client_reuse_address_as_static(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + # link become 'routable' when at least one protocol provide an valid address. + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic', ipv='-4') + self.wait_address('veth99', r'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)', ipv='-6') + + output = check_output('ip address show dev veth99 scope global') + ipv4_address = re.search(r'192.168.5.[0-9]*/24', output).group() + ipv6_address = re.search(r'2600::[0-9a-f:]*/128', output).group() + static_network = '\n'.join(['[Match]', 'Name=veth99', '[Network]', 'IPv6AcceptRA=no', 'Address=' + ipv4_address, 'Address=' + ipv6_address]) + print(static_network) + + remove_network_unit('25-dhcp-client.network') + + with open(os.path.join(network_unit_dir, '25-static.network'), mode='w', encoding='utf-8') as f: + f.write(static_network) + + restart_networkd() + self.wait_online(['veth99:routable']) + + output = check_output('ip -4 address show dev veth99 scope global') + print(output) + self.assertRegex(output, f'inet {ipv4_address} brd 192.168.5.255 scope global veth99\n *' + 'valid_lft forever preferred_lft forever') + + output = check_output('ip -6 address show dev veth99 scope global') + print(output) + self.assertRegex(output, f'inet6 {ipv6_address} scope global *\n *' + 'valid_lft forever preferred_lft forever') + + @expectedFailureIfModuleIsNotAvailable('vrf') + def test_dhcp_client_vrf(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client-vrf.network', + '25-vrf.netdev', '25-vrf.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable', 'vrf99:carrier']) + + # link become 'routable' when at least one protocol provide an valid address. + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic', ipv='-4') + self.wait_address('veth99', r'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)', ipv='-6') + + print('## ip -d link show dev vrf99') + output = check_output('ip -d link show dev vrf99') + print(output) + self.assertRegex(output, 'vrf table 42') + + print('## ip address show vrf vrf99') + output = check_output('ip address show vrf vrf99') + print(output) + self.assertRegex(output, 'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic veth99') + self.assertRegex(output, 'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)') + self.assertRegex(output, 'inet6 .* scope link') + + print('## ip address show dev veth99') + output = check_output('ip address show dev veth99') + print(output) + self.assertRegex(output, 'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic veth99') + self.assertRegex(output, 'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)') + self.assertRegex(output, 'inet6 .* scope link') + + print('## ip route show vrf vrf99') + output = check_output('ip route show vrf vrf99') + print(output) + self.assertRegex(output, 'default via 192.168.5.1 dev veth99 proto dhcp src 192.168.5.') + self.assertRegex(output, '192.168.5.0/24 dev veth99 proto kernel scope link src 192.168.5') + self.assertRegex(output, '192.168.5.1 dev veth99 proto dhcp scope link src 192.168.5') + + print('## ip route show table main dev veth99') + output = check_output('ip route show table main dev veth99') + print(output) + self.assertEqual(output, '') + + def test_dhcp_client_gateway_onlink_implicit(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', + '25-dhcp-client-gateway-onlink-implicit.network') + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq() + self.wait_online(['veth99:routable', 'veth-peer:routable']) + + output = check_output(*networkctl_cmd, '-n', '0', 'status', 'veth99', env=env) + print(output) + self.assertRegex(output, '192.168.5') + + output = check_output('ip route list dev veth99 10.0.0.0/8') + print(output) + self.assertRegex(output, 'onlink') + output = check_output('ip route list dev veth99 192.168.100.0/24') + print(output) + self.assertRegex(output, 'onlink') + + def test_dhcp_client_with_ipv4ll(self): + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', + '25-dhcp-client-with-ipv4ll.network') + start_networkd() + # we need to increase timeout above default, as this will need to wait for + # systemd-networkd to get the dhcpv4 transient failure event + self.wait_online(['veth99:degraded', 'veth-peer:routable'], timeout='60s') + + output = check_output('ip -4 address show dev veth99') + print(output) + self.assertNotIn('192.168.5.', output) + self.assertIn('inet 169.254.133.11/16 metric 2048 brd 169.254.255.255 scope link', output) + + start_dnsmasq() + print('Wait for a DHCP lease to be acquired and the IPv4LL address to be dropped') + self.wait_address('veth99', r'inet 192\.168\.5\.\d+/24 metric 1024 brd 192\.168\.5\.255 scope global dynamic', ipv='-4') + self.wait_address_dropped('veth99', r'inet 169\.254\.\d+\.\d+/16 metric 2048 brd 169\.254\.255\.255 scope link', scope='link', ipv='-4') + self.wait_online(['veth99:routable']) + + output = check_output('ip -4 address show dev veth99') + print(output) + self.assertRegex(output, r'inet 192\.168\.5\.\d+/24 metric 1024 brd 192\.168\.5\.255 scope global dynamic veth99') + self.assertNotIn('169.254.', output) + self.assertNotIn('scope link', output) + + stop_dnsmasq() + print('Wait for the DHCP lease to be expired and an IPv4LL address to be acquired') + self.wait_address_dropped('veth99', r'inet 192\.168\.5\.\d+/24 metric 1024 brd 192\.168\.5\.255 scope global dynamic', ipv='-4', timeout_sec=130) + self.wait_address('veth99', r'inet 169\.254\.133\.11/16 metric 2048 brd 169\.254\.255\.255 scope link', scope='link', ipv='-4') + + output = check_output('ip -4 address show dev veth99') + print(output) + self.assertNotIn('192.168.5.', output) + self.assertIn('inet 169.254.133.11/16 metric 2048 brd 169.254.255.255 scope link', output) + + def test_dhcp_client_use_dns(self): + def check(self, ipv4, ipv6): + os.makedirs(os.path.join(network_unit_dir, '25-dhcp-client.network.d'), exist_ok=True) + with open(os.path.join(network_unit_dir, '25-dhcp-client.network.d/override.conf'), mode='w', encoding='utf-8') as f: + f.write('[DHCPv4]\nUseDNS=') + f.write('yes' if ipv4 else 'no') + f.write('\n[DHCPv6]\nUseDNS=') + f.write('yes' if ipv6 else 'no') + f.write('\n[IPv6AcceptRA]\nUseDNS=no') + + networkctl_reload() + self.wait_online(['veth99:routable']) + + # link becomes 'routable' when at least one protocol provide an valid address. Hence, we need to explicitly wait for both addresses. + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic', ipv='-4') + self.wait_address('veth99', r'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)', ipv='-6') + + # make resolved re-read the link state file + check_output(*resolvectl_cmd, 'revert', 'veth99', env=env) + + output = check_output(*resolvectl_cmd, 'dns', 'veth99', env=env) + print(output) + if ipv4: + self.assertIn('192.168.5.1', output) + else: + self.assertNotIn('192.168.5.1', output) + if ipv6: + self.assertIn('2600::1', output) + else: + self.assertNotIn('2600::1', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client.network', copy_dropins=False) + + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq('--dhcp-option=option:dns-server,192.168.5.1', + '--dhcp-option=option6:dns-server,[2600::1]') + + check(self, True, True) + check(self, True, False) + check(self, False, True) + check(self, False, False) + + def test_dhcp_client_use_captive_portal(self): + def check(self, ipv4, ipv6): + os.makedirs(os.path.join(network_unit_dir, '25-dhcp-client.network.d'), exist_ok=True) + with open(os.path.join(network_unit_dir, '25-dhcp-client.network.d/override.conf'), mode='w', encoding='utf-8') as f: + f.write('[DHCPv4]\nUseCaptivePortal=') + f.write('yes' if ipv4 else 'no') + f.write('\n[DHCPv6]\nUseCaptivePortal=') + f.write('yes' if ipv6 else 'no') + f.write('\n[IPv6AcceptRA]\nUseCaptivePortal=no') + + networkctl_reload() + self.wait_online(['veth99:routable']) + + # link becomes 'routable' when at least one protocol provide an valid address. Hence, we need to explicitly wait for both addresses. + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic', ipv='-4') + self.wait_address('veth99', r'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)', ipv='-6') + + output = check_output(*networkctl_cmd, 'status', 'veth99', env=env) + print(output) + if ipv4 or ipv6: + self.assertIn('Captive Portal: http://systemd.io', output) + else: + self.assertNotIn('Captive Portal: http://systemd.io', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client.network', copy_dropins=False) + + start_networkd() + self.wait_online(['veth-peer:carrier']) + start_dnsmasq('--dhcp-option=114,http://systemd.io', + '--dhcp-option=option6:103,http://systemd.io') + + check(self, True, True) + check(self, True, False) + check(self, False, True) + check(self, False, False) + + def test_dhcp_client_reject_captive_portal(self): + def check(self, ipv4, ipv6): + os.makedirs(os.path.join(network_unit_dir, '25-dhcp-client.network.d'), exist_ok=True) + with open(os.path.join(network_unit_dir, '25-dhcp-client.network.d/override.conf'), mode='w', encoding='utf-8') as f: + f.write('[DHCPv4]\nUseCaptivePortal=') + f.write('yes' if ipv4 else 'no') + f.write('\n[DHCPv6]\nUseCaptivePortal=') + f.write('yes' if ipv6 else 'no') + f.write('\n[IPv6AcceptRA]\nUseCaptivePortal=no') + + networkctl_reload() + self.wait_online(['veth99:routable']) + + # link becomes 'routable' when at least one protocol provide an valid address. Hence, we need to explicitly wait for both addresses. + self.wait_address('veth99', r'inet 192.168.5.[0-9]*/24 metric 1024 brd 192.168.5.255 scope global dynamic', ipv='-4') + self.wait_address('veth99', r'inet6 2600::[0-9a-f]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)', ipv='-6') + + output = check_output(*networkctl_cmd, 'status', 'veth99', env=env) + print(output) + self.assertNotIn('Captive Portal: ', output) + self.assertNotIn('invalid/url', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + copy_network_unit('25-veth.netdev', '25-dhcp-server-veth-peer.network', '25-dhcp-client.network', copy_dropins=False) + + start_networkd() + self.wait_online(['veth-peer:carrier']) + masq = lambda bs: ':'.join(f'{b:02x}' for b in bs) + start_dnsmasq('--dhcp-option=114,' + masq(b'http://\x00invalid/url'), + '--dhcp-option=option6:103,' + masq(b'http://\x00/invalid/url')) + + check(self, True, True) + check(self, True, False) + check(self, False, True) + check(self, False, False) + +class NetworkdDHCPPDTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def check_dhcp6_prefix(self, link): + description = get_link_description(link) + + self.assertIn('DHCPv6Client', description.keys()) + self.assertIn('Prefixes', description['DHCPv6Client']) + + prefixInfo = description['DHCPv6Client']['Prefixes'] + + self.assertEqual(len(prefixInfo), 1) + + 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.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']) + + 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) + + self.check_dhcp6_prefix('veth99') + + def test_dhcp6pd_no_assign(self): + # Similar to test_dhcp6pd_no_assign(), but in this case UseAddress=yes (default), + # However, the server does not provide IA_NA. For issue #31349. + copy_network_unit('25-veth.netdev', '25-dhcp6pd-server.network', '25-dhcp6pd-upstream-no-assign.network') + + start_networkd() + self.wait_online(['veth-peer:routable']) + start_isc_dhcpd(conf_file='isc-dhcpd-dhcp6pd-no-range.conf', ipv='-6') + self.wait_online(['veth99:degraded']) + + 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) + + self.check_dhcp6_prefix('veth99') + + 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') + + 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) + self.assertIn('inet6 3ffe:501:ffff:100::1/64 scope global', output) + + # Link Subnet IDs + # test1: 0x00 + # dummy97: 0x01 (The link will appear later) + # dummy98: 0x00 + # dummy99: auto -> 0x02 (No address assignment) + # veth97: 0x08 + # veth98: 0x09 + # veth99: 0x10 + + print('### ip -6 address show dev veth99 scope global') + output = check_output('ip -6 address show dev veth99 scope global') + print(output) + # IA_NA + self.assertRegex(output, 'inet6 3ffe:501:ffff:100::[0-9]*/128 scope global (dynamic noprefixroute|noprefixroute dynamic)') + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]10:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]10:1034:56ff:fe78:9abc/64 (metric 256 |)scope global dynamic') + # address in IA_PD (temporary) + # Note that the temporary addresses may appear after the link enters configured state + self.wait_address('veth99', 'inet6 3ffe:501:ffff:[2-9a-f]10:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev test1 scope global') + output = check_output('ip -6 address show dev test1 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]00:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('test1', 'inet6 3ffe:501:ffff:[2-9a-f]00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev dummy98 scope global') + output = check_output('ip -6 address show dev dummy98 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]00:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('dummy98', 'inet6 3ffe:501:ffff:[2-9a-f]00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev dummy99 scope global') + output = check_output('ip -6 address show dev dummy99 scope global') + print(output) + # Assign=no + self.assertNotRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]02') + + print('### ip -6 address show dev veth97 scope global') + output = check_output('ip -6 address show dev veth97 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]08:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]08:1034:56ff:fe78:9ace/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('veth97', 'inet6 3ffe:501:ffff:[2-9a-f]08:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth97-peer scope global') + output = check_output('ip -6 address show dev veth97-peer scope global') + print(output) + # NDisc address (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]08:1a:2b:3c:4e/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (Token=eui64) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]08:1034:56ff:fe78:9acf/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (temporary) + self.wait_address('veth97-peer', 'inet6 3ffe:501:ffff:[2-9a-f]08:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth98 scope global') + output = check_output('ip -6 address show dev veth98 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]09:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]09:1034:56ff:fe78:9abe/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('veth98', 'inet6 3ffe:501:ffff:[2-9a-f]09:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth98-peer scope global') + output = check_output('ip -6 address show dev veth98-peer scope global') + print(output) + # NDisc address (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]09:1a:2b:3c:4e/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (Token=eui64) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]09:1034:56ff:fe78:9abf/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (temporary) + self.wait_address('veth98-peer', 'inet6 3ffe:501:ffff:[2-9a-f]09:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertRegex(output, 'unreachable 3ffe:501:ffff:[2-9a-f]00::/56 dev lo proto dhcp') + + print('### ip -6 route show dev veth99') + output = check_output('ip -6 route show dev veth99') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]10::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev test1') + output = check_output('ip -6 route show dev test1') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]00::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev dummy98') + output = check_output('ip -6 route show dev dummy98') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]00::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev dummy99') + output = check_output('ip -6 route show dev dummy99') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]02::/64 proto dhcp metric [0-9]* expires') + + print('### ip -6 route show dev veth97') + output = check_output('ip -6 route show dev veth97') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]08::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev veth97-peer') + output = check_output('ip -6 route show dev veth97-peer') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]08::/64 proto ra metric [0-9]* expires') + + print('### ip -6 route show dev veth98') + output = check_output('ip -6 route show dev veth98') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]09::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev veth98-peer') + output = check_output('ip -6 route show dev veth98-peer') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]09::/64 proto ra metric [0-9]* expires') + + # Test case for a downstream which appears later + check_output('ip link add dummy97 type dummy') + self.wait_online(['dummy97:routable']) + + print('### ip -6 address show dev dummy97 scope global') + output = check_output('ip -6 address show dev dummy97 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]01:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('dummy97', 'inet6 3ffe:501:ffff:[2-9a-f]01:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 route show dev dummy97') + output = check_output('ip -6 route show dev dummy97') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]01::/64 proto kernel metric [0-9]* expires') + + # Test case for reconfigure + networkctl_reconfigure('dummy98', 'dummy99') + self.wait_online(['dummy98:routable', 'dummy99:degraded']) + + print('### ip -6 address show dev dummy98 scope global') + output = check_output('ip -6 address show dev dummy98 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]00:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('dummy98', 'inet6 3ffe:501:ffff:[2-9a-f]00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev dummy99 scope global') + output = check_output('ip -6 address show dev dummy99 scope global') + print(output) + # Assign=no + self.assertNotRegex(output, 'inet6 3ffe:501:ffff:[2-9a-f]02') + + print('### ip -6 route show dev dummy98') + output = check_output('ip -6 route show dev dummy98') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]00::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev dummy99') + output = check_output('ip -6 route show dev dummy99') + print(output) + self.assertRegex(output, '3ffe:501:ffff:[2-9a-f]02::/64 proto dhcp metric [0-9]* expires') + + self.check_netlabel('dummy98', '3ffe:501:ffff:[2-9a-f]00::/64') + + self.check_nftset('addr6', '3ffe:501:ffff:[2-9a-f]00:1a:2b:3c:4d') + self.check_nftset('addr6', '3ffe:501:ffff:[2-9a-f]00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*') + self.check_nftset('network6', '3ffe:501:ffff:[2-9a-f]00::/64') + self.check_nftset('ifindex', 'dummy98') + + self.teardown_nftset('addr6', 'network6', 'ifindex') + + def verify_dhcp4_6rd(self, tunnel_name): + print('### ip -4 address show dev veth-peer scope global') + output = check_output('ip -4 address show dev veth-peer scope global') + print(output) + self.assertIn('inet 10.0.0.1/8 brd 10.255.255.255 scope global veth-peer', output) + + # Link Subnet IDs + # test1: 0x00 + # dummy97: 0x01 (The link will appear later) + # dummy98: 0x00 + # dummy99: auto -> 0x0[23] (No address assignment) + # 6rd-XXX: auto -> 0x0[23] + # veth97: 0x08 + # veth98: 0x09 + # veth99: 0x10 + + print('### ip -4 address show dev veth99 scope global') + output = check_output('ip -4 address show dev veth99 scope global') + print(output) + self.assertRegex(output, 'inet 10.100.100.[0-9]*/8 (metric 1024 |)brd 10.255.255.255 scope global dynamic veth99') + + print('### ip -6 address show dev veth99 scope global') + output = check_output('ip -6 address show dev veth99 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+10:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+10:1034:56ff:fe78:9abc/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + # Note that the temporary addresses may appear after the link enters configured state + self.wait_address('veth99', 'inet6 2001:db8:6464:[0-9a-f]+10:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev test1 scope global') + output = check_output('ip -6 address show dev test1 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+00:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('test1', 'inet6 2001:db8:6464:[0-9a-f]+00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev dummy98 scope global') + output = check_output('ip -6 address show dev dummy98 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+00:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('dummy98', 'inet6 2001:db8:6464:[0-9a-f]+00:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev dummy99 scope global') + output = check_output('ip -6 address show dev dummy99 scope global') + print(output) + # Assign=no + self.assertNotRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+0[23]') + + print('### ip -6 address show dev veth97 scope global') + output = check_output('ip -6 address show dev veth97 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+08:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+08:1034:56ff:fe78:9ace/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('veth97', 'inet6 2001:db8:6464:[0-9a-f]+08:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth97-peer scope global') + output = check_output('ip -6 address show dev veth97-peer scope global') + print(output) + # NDisc address (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+08:1a:2b:3c:4e/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (Token=eui64) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+08:1034:56ff:fe78:9acf/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (temporary) + self.wait_address('veth97-peer', 'inet6 2001:db8:6464:[0-9a-f]+08:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth98 scope global') + output = check_output('ip -6 address show dev veth98 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+09:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (Token=eui64) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+09:1034:56ff:fe78:9abe/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('veth98', 'inet6 2001:db8:6464:[0-9a-f]+09:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 address show dev veth98-peer scope global') + output = check_output('ip -6 address show dev veth98-peer scope global') + print(output) + # NDisc address (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+09:1a:2b:3c:4e/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (Token=eui64) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+09:1034:56ff:fe78:9abf/64 (metric 256 |)scope global dynamic mngtmpaddr') + # NDisc address (temporary) + self.wait_address('veth98-peer', 'inet6 2001:db8:6464:[0-9a-f]+09:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 route show type unreachable') + output = check_output('ip -6 route show type unreachable') + print(output) + self.assertRegex(output, 'unreachable 2001:db8:6464:[0-9a-f]+00::/56 dev lo proto dhcp') + + print('### ip -6 route show dev veth99') + output = check_output('ip -6 route show dev veth99') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+10::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev test1') + output = check_output('ip -6 route show dev test1') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+00::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev dummy98') + output = check_output('ip -6 route show dev dummy98') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+00::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev dummy99') + output = check_output('ip -6 route show dev dummy99') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+0[23]::/64 proto dhcp metric [0-9]* expires') + + print('### ip -6 route show dev veth97') + output = check_output('ip -6 route show dev veth97') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+08::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev veth97-peer') + output = check_output('ip -6 route show dev veth97-peer') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+08::/64 proto ra metric [0-9]* expires') + + print('### ip -6 route show dev veth98') + output = check_output('ip -6 route show dev veth98') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+09::/64 proto kernel metric [0-9]* expires') + + print('### ip -6 route show dev veth98-peer') + output = check_output('ip -6 route show dev veth98-peer') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+09::/64 proto ra metric [0-9]* expires') + + print('### ip -6 address show dev dummy97 scope global') + output = check_output('ip -6 address show dev dummy97 scope global') + print(output) + # address in IA_PD (Token=static) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+01:1a:2b:3c:4d/64 (metric 256 |)scope global dynamic mngtmpaddr') + # address in IA_PD (temporary) + self.wait_address('dummy97', 'inet6 2001:db8:6464:[0-9a-f]+01:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global temporary dynamic', ipv='-6') + + print('### ip -6 route show dev dummy97') + output = check_output('ip -6 route show dev dummy97') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+01::/64 proto kernel metric [0-9]* expires') + + print(f'### ip -d link show dev {tunnel_name}') + output = check_output(f'ip -d link show dev {tunnel_name}') + print(output) + self.assertIn('link/sit 10.100.100.', output) + self.assertIn('local 10.100.100.', output) + self.assertIn('ttl 64', output) + self.assertIn('6rd-prefix 2001:db8::/32', output) + self.assertIn('6rd-relay_prefix 10.0.0.0/8', output) + + print(f'### ip -6 address show dev {tunnel_name}') + output = check_output(f'ip -6 address show dev {tunnel_name}') + print(output) + self.assertRegex(output, 'inet6 2001:db8:6464:[0-9a-f]+0[23]:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*:[0-9a-f]*/64 (metric 256 |)scope global dynamic') + self.assertRegex(output, 'inet6 ::10.100.100.[0-9]+/96 scope global') + + print(f'### ip -6 route show dev {tunnel_name}') + output = check_output(f'ip -6 route show dev {tunnel_name}') + print(output) + self.assertRegex(output, '2001:db8:6464:[0-9a-f]+0[23]::/64 proto kernel metric [0-9]* expires') + self.assertRegex(output, '::/96 proto kernel metric [0-9]*') + + print('### ip -6 route show default') + output = check_output('ip -6 route show default') + print(output) + self.assertIn('default', output) + self.assertIn(f'via ::10.0.0.1 dev {tunnel_name}', output) + + def test_dhcp4_6rd(self): + def get_dhcp_6rd_prefix(link): + description = get_link_description(link) + + self.assertIn('DHCPv4Client', description.keys()) + self.assertIn('6rdPrefix', description['DHCPv4Client'].keys()) + + prefixInfo = description['DHCPv4Client']['6rdPrefix'] + self.assertIn('Prefix', prefixInfo.keys()) + self.assertIn('PrefixLength', prefixInfo.keys()) + self.assertIn('IPv4MaskLength', prefixInfo.keys()) + self.assertIn('BorderRouters', prefixInfo.keys()) + + return prefixInfo + + copy_network_unit('25-veth.netdev', '25-dhcp4-6rd-server.network', '25-dhcp4-6rd-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', + '80-6rd-tunnel.network') + + start_networkd() + self.wait_online(['veth-peer:routable']) + + # ipv4masklen: 8 + # 6rd-prefix: 2001:db8::/32 + # br-addresss: 10.0.0.1 + + start_dnsmasq('--dhcp-option=212,08:20:20:01:0d:b8:00:00:00:00:00:00:00:00:00:00:00:00:0a:00:00:01', + ipv4_range='10.100.100.100,10.100.100.200', + ipv4_router='10.0.0.1') + self.wait_online(['veth99:routable', 'test1:routable', 'dummy98:routable', 'dummy99:degraded', + 'veth97:routable', 'veth97-peer:routable', 'veth98:routable', 'veth98-peer:routable']) + + # Check the DBus interface for assigned prefix information + prefixInfo = get_dhcp_6rd_prefix('veth99') + + self.assertEqual(prefixInfo['Prefix'], [32,1,13,184,0,0,0,0,0,0,0,0,0,0,0,0]) # 2001:db8:: + self.assertEqual(prefixInfo['PrefixLength'], 32) + self.assertEqual(prefixInfo['IPv4MaskLength'], 8) + self.assertEqual(prefixInfo['BorderRouters'], [[10,0,0,1]]) + + # Test case for a downstream which appears later + check_output('ip link add dummy97 type dummy') + self.wait_online(['dummy97:routable']) + + # Find tunnel name + tunnel_name = None + for name in os.listdir('/sys/class/net/'): + if name.startswith('6rd-'): + tunnel_name = name + break + + self.wait_online([f'{tunnel_name}:routable']) + + self.verify_dhcp4_6rd(tunnel_name) + + # Test case for reconfigure + networkctl_reconfigure('dummy98', 'dummy99') + self.wait_online(['dummy98:routable', 'dummy99:degraded']) + + self.verify_dhcp4_6rd(tunnel_name) + + print('Wait for the DHCP lease to be renewed/rebind') + time.sleep(120) + + self.wait_online(['veth99:routable', 'test1:routable', 'dummy97:routable', 'dummy98:routable', 'dummy99:degraded', + 'veth97:routable', 'veth97-peer:routable', 'veth98:routable', 'veth98-peer:routable']) + + self.verify_dhcp4_6rd(tunnel_name) + +class NetworkdIPv6PrefixTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def test_ipv6_route_prefix(self): + copy_network_unit('25-veth.netdev', '25-ipv6ra-prefix-client.network', '25-ipv6ra-prefix.network', + '12-dummy.netdev', '25-ipv6ra-uplink.network') + + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable', 'dummy98:routable']) + + output = check_output('ip address show dev veth-peer') + print(output) + self.assertIn('inet6 2001:db8:0:1:', output) + self.assertNotIn('inet6 2001:db8:0:2:', output) + self.assertNotIn('inet6 2001:db8:0:3:', output) + + output = check_output('ip -6 route show dev veth-peer') + print(output) + self.assertIn('2001:db8:0:1::/64 proto ra', output) + self.assertNotIn('2001:db8:0:2::/64 proto ra', output) + self.assertNotIn('2001:db8:0:3::/64 proto ra', output) + self.assertIn('2001:db0:fff::/64 via ', output) + self.assertNotIn('2001:db1:fff::/64 via ', output) + self.assertNotIn('2001:db2:fff::/64 via ', output) + + output = check_output('ip address show dev veth99') + print(output) + self.assertNotIn('inet6 2001:db8:0:1:', output) + self.assertIn('inet6 2001:db8:0:2:1a:2b:3c:4d', output) + self.assertIn('inet6 2001:db8:0:2:fa:de:ca:fe', output) + self.assertNotIn('inet6 2001:db8:0:3:', output) + + output = check_output(*resolvectl_cmd, 'dns', 'veth-peer', env=env) + print(output) + self.assertRegex(output, '2001:db8:1:1::2') + + output = check_output(*resolvectl_cmd, 'domain', 'veth-peer', env=env) + print(output) + self.assertIn('example.com', output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', env=env) + check_json(output) + + output = check_output(*networkctl_cmd, '--json=short', 'status', 'veth-peer', env=env) + check_json(output) + + # PREF64 or NAT64 + pref64 = json.loads(output)['NDisc']['PREF64'][0] + + prefix = socket.inet_ntop(socket.AF_INET6, bytearray(pref64['Prefix'])) + self.assertEqual(prefix, '64:ff9b::') + + prefix_length = pref64['PrefixLength'] + self.assertEqual(prefix_length, 96) + + def test_ipv6_route_prefix_deny_list(self): + copy_network_unit('25-veth.netdev', '25-ipv6ra-prefix-client-deny-list.network', '25-ipv6ra-prefix.network', + '12-dummy.netdev', '25-ipv6ra-uplink.network') + + start_networkd() + self.wait_online(['veth99:routable', 'veth-peer:routable', 'dummy98:routable']) + + output = check_output('ip address show dev veth-peer') + print(output) + self.assertIn('inet6 2001:db8:0:1:', output) + self.assertNotIn('inet6 2001:db8:0:2:', output) + + output = check_output('ip -6 route show dev veth-peer') + print(output) + self.assertIn('2001:db8:0:1::/64 proto ra', output) + self.assertNotIn('2001:db8:0:2::/64 proto ra', output) + self.assertIn('2001:db0:fff::/64 via ', output) + self.assertNotIn('2001:db1:fff::/64 via ', output) + + output = check_output('ip address show dev veth99') + print(output) + self.assertNotIn('inet6 2001:db8:0:1:', output) + self.assertIn('inet6 2001:db8:0:2:', output) + + output = check_output(*resolvectl_cmd, 'dns', 'veth-peer', env=env) + print(output) + self.assertRegex(output, '2001:db8:1:1::2') + + output = check_output(*resolvectl_cmd, 'domain', 'veth-peer', env=env) + print(output) + self.assertIn('example.com', output) + +class NetworkdMTUTests(unittest.TestCase, Utilities): + + def setUp(self): + setup_common() + + def tearDown(self): + tear_down_common() + + def check_mtu(self, mtu, ipv6_mtu=None, reset=True): + if not ipv6_mtu: + ipv6_mtu = mtu + + # test normal start + start_networkd() + self.wait_online(['dummy98:routable']) + self.check_link_attr('dummy98', 'mtu', mtu) + self.check_ipv6_sysctl_attr('dummy98', 'mtu', ipv6_mtu) + + # test normal restart + restart_networkd() + self.wait_online(['dummy98:routable']) + self.check_link_attr('dummy98', 'mtu', mtu) + self.check_ipv6_sysctl_attr('dummy98', 'mtu', ipv6_mtu) + + if reset: + self.reset_check_mtu(mtu, ipv6_mtu) + + def reset_check_mtu(self, mtu, ipv6_mtu=None): + ''' test setting mtu/ipv6_mtu with interface already up ''' + stop_networkd() + + # note - changing the device mtu resets the ipv6 mtu + check_output('ip link set up mtu 1501 dev dummy98') + check_output('ip link set up mtu 1500 dev dummy98') + self.check_link_attr('dummy98', 'mtu', '1500') + self.check_ipv6_sysctl_attr('dummy98', 'mtu', '1500') + + self.check_mtu(mtu, ipv6_mtu, reset=False) + + def test_mtu_network(self): + copy_network_unit('12-dummy.netdev', '12-dummy.network.d/mtu.conf') + self.check_mtu('1600') + + def test_mtu_netdev(self): + copy_network_unit('12-dummy-mtu.netdev', '12-dummy.network', copy_dropins=False) + # note - MTU set by .netdev happens ONLY at device creation! + self.check_mtu('1600', reset=False) + + def test_mtu_link(self): + copy_network_unit('12-dummy.netdev', '12-dummy-mtu.link', '12-dummy.network', copy_dropins=False) + # note - MTU set by .link happens ONLY at udev processing of device 'add' uevent! + self.check_mtu('1600', reset=False) + + def test_ipv6_mtu(self): + ''' set ipv6 mtu without setting device mtu ''' + copy_network_unit('12-dummy.netdev', '12-dummy.network.d/ipv6-mtu-1400.conf') + self.check_mtu('1500', '1400') + + def test_ipv6_mtu_toolarge(self): + ''' try set ipv6 mtu over device mtu (it shouldn't work) ''' + copy_network_unit('12-dummy.netdev', '12-dummy.network.d/ipv6-mtu-1550.conf') + self.check_mtu('1500', '1500') + + def test_mtu_network_ipv6_mtu(self): + ''' set ipv6 mtu and set device mtu via network file ''' + copy_network_unit('12-dummy.netdev', '12-dummy.network.d/mtu.conf', '12-dummy.network.d/ipv6-mtu-1550.conf') + self.check_mtu('1600', '1550') + + def test_mtu_netdev_ipv6_mtu(self): + ''' set ipv6 mtu and set device mtu via netdev file ''' + copy_network_unit('12-dummy-mtu.netdev', '12-dummy.network.d/ipv6-mtu-1550.conf') + self.check_mtu('1600', '1550', reset=False) + + def test_mtu_link_ipv6_mtu(self): + ''' set ipv6 mtu and set device mtu via link file ''' + copy_network_unit('12-dummy.netdev', '12-dummy-mtu.link', '12-dummy.network.d/ipv6-mtu-1550.conf') + self.check_mtu('1600', '1550', reset=False) + + +if __name__ == '__main__': + parser = argparse.ArgumentParser() + parser.add_argument('--build-dir', help='Path to build dir', dest='build_dir') + parser.add_argument('--source-dir', help='Path to source dir/git tree', dest='source_dir') + parser.add_argument('--networkd', help='Path to systemd-networkd', dest='networkd_bin') + parser.add_argument('--resolved', help='Path to systemd-resolved', dest='resolved_bin') + parser.add_argument('--timesyncd', help='Path to systemd-timesyncd', dest='timesyncd_bin') + parser.add_argument('--udevd', help='Path to systemd-udevd', dest='udevd_bin') + parser.add_argument('--wait-online', help='Path to systemd-networkd-wait-online', dest='wait_online_bin') + parser.add_argument('--networkctl', help='Path to networkctl', dest='networkctl_bin') + parser.add_argument('--resolvectl', help='Path to resolvectl', dest='resolvectl_bin') + parser.add_argument('--timedatectl', help='Path to timedatectl', dest='timedatectl_bin') + parser.add_argument('--udevadm', help='Path to udevadm', dest='udevadm_bin') + parser.add_argument('--valgrind', help='Enable valgrind', dest='use_valgrind', type=bool, nargs='?', const=True, default=use_valgrind) + parser.add_argument('--debug', help='Generate debugging logs', dest='enable_debug', type=bool, nargs='?', const=True, default=enable_debug) + parser.add_argument('--asan-options', help='ASAN options', dest='asan_options') + parser.add_argument('--lsan-options', help='LSAN options', dest='lsan_options') + parser.add_argument('--ubsan-options', help='UBSAN options', dest='ubsan_options') + parser.add_argument('--with-coverage', help='Loosen certain sandbox restrictions to make gcov happy', dest='with_coverage', type=bool, nargs='?', const=True, default=with_coverage) + ns, unknown_args = parser.parse_known_args(namespace=unittest) + + if ns.build_dir: + if ns.networkd_bin or ns.resolved_bin or ns.timesyncd_bin or ns.udevd_bin or \ + ns.wait_online_bin or ns.networkctl_bin or ns.resolvectl_bin or ns.timedatectl_bin or ns.udevadm_bin: + print('WARNING: --networkd, --resolved, --timesyncd, --udevd, --wait-online, --networkctl, --resolvectl, --timedatectl, or --udevadm options are ignored when --build-dir is specified.') + networkd_bin = os.path.join(ns.build_dir, 'systemd-networkd') + resolved_bin = os.path.join(ns.build_dir, 'systemd-resolved') + timesyncd_bin = os.path.join(ns.build_dir, 'systemd-timesyncd') + udevd_bin = os.path.join(ns.build_dir, 'udevadm') + wait_online_bin = os.path.join(ns.build_dir, 'systemd-networkd-wait-online') + networkctl_bin = os.path.join(ns.build_dir, 'networkctl') + resolvectl_bin = os.path.join(ns.build_dir, 'resolvectl') + timedatectl_bin = os.path.join(ns.build_dir, 'timedatectl') + udevadm_bin = os.path.join(ns.build_dir, 'udevadm') + systemd_udev_rules_build_dir = os.path.join(ns.build_dir, 'rules.d') + else: + if ns.networkd_bin: + networkd_bin = ns.networkd_bin + if ns.resolved_bin: + resolved_bin = ns.resolved_bin + if ns.timesyncd_bin: + timesyncd_bin = ns.timesyncd_bin + if ns.udevd_bin: + udevd_bin = ns.udevd_bin + if ns.wait_online_bin: + wait_online_bin = ns.wait_online_bin + if ns.networkctl_bin: + networkctl_bin = ns.networkctl_bin + if ns.resolvectl_bin: + resolvectl_bin = ns.resolvectl_bin + if ns.timedatectl_bin: + timedatectl_bin = ns.timedatectl_bin + if ns.udevadm_bin: + udevadm_bin = ns.udevadm_bin + + if ns.source_dir: + systemd_source_dir = ns.source_dir + else: + systemd_source_dir = os.path.normpath(os.path.join(os.path.dirname(os.path.abspath(__file__)), "../../")) + if not os.path.exists(os.path.join(systemd_source_dir, "meson_options.txt")): + raise RuntimeError(f"{systemd_source_dir} doesn't appear to be a systemd source tree") + + use_valgrind = ns.use_valgrind + enable_debug = ns.enable_debug + asan_options = ns.asan_options + lsan_options = ns.lsan_options + ubsan_options = ns.ubsan_options + with_coverage = ns.with_coverage + + if use_valgrind: + # Do not forget the trailing space. + valgrind_cmd = 'valgrind --track-origins=yes --leak-check=full --show-leak-kinds=all ' + + networkctl_cmd = valgrind_cmd.split() + [networkctl_bin] + resolvectl_cmd = valgrind_cmd.split() + [resolvectl_bin] + timedatectl_cmd = valgrind_cmd.split() + [timedatectl_bin] + udevadm_cmd = valgrind_cmd.split() + [udevadm_bin] + wait_online_cmd = valgrind_cmd.split() + [wait_online_bin] + + if asan_options: + env.update({'ASAN_OPTIONS': asan_options}) + if lsan_options: + env.update({'LSAN_OPTIONS': lsan_options}) + if ubsan_options: + env.update({'UBSAN_OPTIONS': ubsan_options}) + if use_valgrind: + env.update({'SYSTEMD_MEMPOOL': '0'}) + + wait_online_env = env.copy() + if enable_debug: + wait_online_env.update({'SYSTEMD_LOG_LEVEL': 'debug'}) + + sys.argv[1:] = unknown_args + unittest.main(verbosity=3) |