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#!/usr/bin/python3
#
# Regression tests to catch previously-fixed issues.
#
# These need to be run in a VM and do change the system
# configuration.
#
# Copyright (C) 2018-2021 Canonical, Ltd.
# Author: Mathieu Trudel-Lapierre <mathieu.trudel-lapierre@canonical.com>
# Author: Lukas Märdian <slyon@ubuntu.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 3.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import signal
import subprocess
import time
import unittest
from base import IntegrationTestsBase, test_backends
class _CommonTests():
def test_empty_yaml_lp1795343(self):
with open(self.config, 'w') as f:
f.write('''''')
self.generate_and_settle([])
@unittest.skipIf("networkd" not in test_backends,
"skipping as networkd backend tests are disabled")
class TestNetworkd(IntegrationTestsBase, _CommonTests):
backend = 'networkd'
def test_lp1802322_bond_mac_rename(self):
self.setup_eth(None)
self.addCleanup(subprocess.call, ['ip', 'link', 'delete', 'mybond'], stderr=subprocess.DEVNULL)
with open(self.config, 'w') as f:
f.write('''network:
renderer: %(r)s
ethernets:
ethbn1:
match: {name: %(ec)s}
dhcp4: no
ethbn2:
match: {name: %(e2c)s}
dhcp4: no
bonds:
mybond:
interfaces: [ethbn1, ethbn2]
macaddress: 00:0a:f7:72:a7:28
mtu: 9000
addresses: [ 192.168.5.9/24 ]
gateway4: 192.168.5.1
parameters:
down-delay: 0
lacp-rate: fast
mii-monitor-interval: 100
mode: 802.3ad
transmit-hash-policy: layer3+4
up-delay: 0
''' % {'r': self.backend, 'ec': self.dev_e_client, 'e2c': self.dev_e2_client})
self.generate_and_settle([self.dev_e_client, self.dev_e2_client, 'mybond'])
self.assert_iface_up(self.dev_e_client,
['master mybond', '00:0a:f7:72:a7:28'], # wokeignore:rule=master
['inet '])
self.assert_iface_up(self.dev_e2_client,
['master mybond', '00:0a:f7:72:a7:28'], # wokeignore:rule=master
['inet '])
self.assert_iface_up('mybond', ['inet 192.168.5.[0-9]+/24'])
with open('/sys/class/net/mybond/bonding/slaves') as f: # wokeignore:rule=slave
self.assertIn(self.dev_e_client, f.read().strip())
def test_try_accept_lp1949095(self):
with open(self.config, 'w') as f:
f.write('''network:
renderer: %(r)s
version: 2''' % {'r': self.backend})
os.chmod(self.config, mode=0o600)
p = subprocess.Popen(['netplan', 'try'], bufsize=1, text=True,
stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
time.sleep(5)
p.send_signal(signal.SIGUSR1)
out, err = p.communicate(timeout=10)
self.assertEqual('', err)
self.assertNotIn('An error occurred:', out)
self.assertIn('Configuration accepted.', out)
def test_try_reject_lp1949095(self):
with open(self.config, 'w') as f:
f.write('''network:
renderer: %(r)s
version: 2''' % {'r': self.backend})
os.chmod(self.config, mode=0o600)
p = subprocess.Popen(['netplan', 'try'], bufsize=1, text=True,
stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
time.sleep(5)
p.send_signal(signal.SIGINT)
out, err = p.communicate(timeout=10)
self.assertEqual('', err)
self.assertNotIn('An error occurred:', out)
self.assertIn('Reverting.', out)
def test_apply_networkd_inactive_lp1962095(self):
self.setup_eth(None)
with open(self.config, 'w') as f:
f.write('''network:
renderer: %(r)s
ethernets:
%(ec)s:
dhcp4: true
%(e2c)s:
dhcp4: true
version: 2''' % {'r': self.backend, 'ec': self.dev_e_client, 'e2c': self.dev_e2_client})
# stop networkd to simulate the failure case
subprocess.check_call(['systemctl', 'stop', 'systemd-networkd.service', 'systemd-networkd.socket'])
self.generate_and_settle([self.state_dhcp4(self.dev_e_client), self.state_dhcp4(self.dev_e2_client)])
self.assert_iface_up(self.dev_e_client, ['inet 192.168.5.[0-9]+/24'])
self.assert_iface_up(self.dev_e2_client, ['inet 192.168.6.[0-9]+/24'])
@unittest.skipIf("NetworkManager" not in test_backends,
"skipping as NetworkManager backend tests are disabled")
class TestNetworkManager(IntegrationTestsBase, _CommonTests):
backend = 'NetworkManager'
def test_try_accept_lp1959570(self):
original_env = dict(os.environ)
self.addCleanup(subprocess.call, ['ip', 'link', 'delete', 'br54'], stderr=subprocess.DEVNULL)
self.addCleanup(subprocess.call, ['mv', '/snap/bin/nmcli', '/usr/bin/nmcli'], stderr=subprocess.DEVNULL)
self.addCleanup(os.environ.update, original_env)
os.makedirs('/snap/bin', exist_ok=True)
subprocess.call(['mv', '/usr/bin/nmcli', '/snap/bin/nmcli'])
with open(self.config, 'w') as f:
f.write('''network:
renderer: %(r)s
version: 2
bridges:
br54:
addresses:
- "10.0.0.20/24"''' % {'r': self.backend})
os.chmod(self.config, mode=0o600)
del os.environ['PATH'] # clear PATH, to test for LP: #1959570
p = subprocess.Popen(['/usr/sbin/netplan', 'try'], bufsize=1, text=True,
stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
time.sleep(5)
p.send_signal(signal.SIGUSR1)
out, err = p.communicate(timeout=10)
os.environ = original_env
self.assertEqual('', err)
self.assertNotIn('An error occurred:', out)
self.assertIn('Configuration accepted.', out)
unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout, verbosity=2))
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