def ifdown(self, interface, iftype='interface'):
msg = 'running ifdown on %s: %s' % (iftype, interface)
self.execute(msg, '/sbin/ifdown', interface, check_exit_code=False)
if utils.is_active_nic(interface):
msg = '%s %s is up, trying with ip command' % (iftype, interface)
self.execute(msg, '/sbin/ip',
'link', 'set', 'dev', interface, 'down')
def ifrename(self, oldname, newname):
msg = 'renaming %s to %s: ' % (oldname, newname)
# ifdown isn't enough when renaming, we need the link down
for name in (oldname, newname):
if utils.is_active_nic(name):
self.execute(msg, '/sbin/ip', 'link', 'set', 'dev', name,
'down')
self.execute(msg, '/sbin/ip', 'link', 'set', 'dev', name,
'link', 'down')
self.execute(msg, '/sbin/ip', 'link', 'set', 'dev', oldname, 'name',
newname)
self.execute(msg, '/sbin/ip', 'link', 'set', 'dev', newname, 'up')
def ifrename(self, oldname, newname):
msg = 'renaming %s to %s: ' % (oldname, newname)
# ifdown isn't enough when renaming, we need the link down
for name in (oldname, newname):
if utils.is_active_nic(name):
self.execute(msg, '/sbin/ip',
'link', 'set', 'dev', name, 'down')
self.execute(msg, '/sbin/ip',
'link', 'set', 'dev', name, 'link', 'down')
self.execute(msg, '/sbin/ip',
'link', 'set', 'dev', oldname, 'name', newname)
self.execute(msg, '/sbin/ip',
'link', 'set', 'dev', newname, 'up')
def test_is_active_nic_for_sriov_vf(self):
tmpdir = tempfile.mkdtemp()
self.stub_out('os_net_config.utils._SYS_CLASS_NET', tmpdir)
# SR-IOV PF = ens802f0
# SR-IOV VF = enp129s2
for nic in ['ens802f0', 'enp129s2']:
nic_path = os.path.join(tmpdir, nic)
os.makedirs(nic_path)
os.makedirs(os.path.join(nic_path, 'device'))
with open(os.path.join(nic_path, 'operstate'), 'w') as f:
f.write('up')
with open(os.path.join(nic_path, 'address'), 'w') as f:
f.write('1.2.3.4')
nic_path = os.path.join(tmpdir, 'enp129s2', 'device', 'physfn')
os.makedirs(nic_path)
self.assertEqual(utils.is_active_nic('ens802f0'), True)
self.assertEqual(utils.is_active_nic('enp129s2'), False)
shutil.rmtree(tmpdir)
def test_is_active_nic_for_sriov_vf(self):
tmpdir = tempfile.mkdtemp()
self.stub_out('os_net_config.utils._SYS_CLASS_NET', tmpdir)
# SR-IOV PF = ens802f0
# SR-IOV VF = enp129s2
for nic in ['ens802f0', 'enp129s2']:
nic_path = os.path.join(tmpdir, nic)
os.makedirs(nic_path)
os.makedirs(os.path.join(nic_path, 'device'))
with open(os.path.join(nic_path, 'operstate'), 'w') as f:
f.write('up')
with open(os.path.join(nic_path, 'address'), 'w') as f:
f.write('1.2.3.4')
nic_path = os.path.join(tmpdir, 'enp129s2', 'device', 'physfn')
os.makedirs(nic_path)
self.assertEqual(utils.is_active_nic('ens802f0'), True)
self.assertEqual(utils.is_active_nic('enp129s2'), False)
shutil.rmtree(tmpdir)