def test_interface_macaddress(self, ifaddr):
ifaddr.side_effect = lambda _: {
netifaces.AF_LINK: [{
'addr': '00:01:02:03:04:05'
}]
}
self.assertEqual(utils.get_interface_macaddress('eth42'),
'00:01:02:03:04:05')
def process_link_changes(
interfaces,
config_manager): # pragma: nocover (covered in autopkgtest)
"""
Go through the pending changes and pick what needs special
handling. Only applies to "down" interfaces which can be safely
updated.
"""
changes = {}
phys = dict(config_manager.physical_interfaces)
composite_interfaces = [config_manager.bridges, config_manager.bonds]
# TODO (cyphermox): factor out some of this matching code (and make it
# pretty) in its own module.
matches = {
'by-driver': {},
'by-mac': {},
}
for phy, settings in phys.items():
if not settings:
continue
if phy == 'renderer':
continue
newname = settings.get('set-name')
if not newname:
continue
match = settings.get('match')
if not match:
continue
driver = match.get('driver')
mac = match.get('macaddress')
if driver:
matches['by-driver'][driver] = newname
if mac:
matches['by-mac'][mac] = newname
# /sys/class/net/ens3/device -> ../../../virtio0
# /sys/class/net/ens3/device/driver -> ../../../../bus/virtio/drivers/virtio_net
for interface in interfaces:
if interface not in phys:
# do not rename virtual devices
logging.debug('Skipping non-physical interface: %s', interface)
continue
if NetplanApply.is_composite_member(composite_interfaces,
interface):
logging.debug('Skipping composite member %s', interface)
# do not rename members of virtual devices. MAC addresses
# may be the same for all interface members.
continue
driver_name = utils.get_interface_driver_name(interface,
only_down=True)
macaddress = utils.get_interface_macaddress(interface)
if driver_name in matches['by-driver']:
new_name = matches['by-driver'][driver_name]
logging.debug(new_name)
logging.debug(interface)
if new_name != interface:
changes.update({interface: {'name': new_name}})
if macaddress in matches['by-mac']:
new_name = matches['by-mac'][macaddress]
if new_name != interface:
changes.update({interface: {'name': new_name}})
logging.debug(changes)
return changes
def test_interface_macaddress_empty(self, ifaddr):
ifaddr.side_effect = lambda _: {}
self.assertEqual(utils.get_interface_macaddress('eth42'), '')