def network_config(self):
"""Generate a network config like net.generate_fallback_network() with
the following execptions.
1. Probe the drivers of the net-devices present and inject them in
the network configuration under params: driver: <driver> value
2. If the driver value is 'mlx4_core', the control mode should be
set to manual. The device will be later used to build a bond,
for now we want to ensure the device gets named but does not
break any network configuration
"""
blacklist = ['mlx4_core']
if not self._network_config:
LOG.debug('Azure: generating fallback configuration')
# generate a network config, blacklist picking any mlx4_core devs
netconfig = net.generate_fallback_config(
blacklist_drivers=blacklist, config_driver=True)
# if we have any blacklisted devices, update the network_config to
# include the device, mac, and driver values, but with no ip
# config; this ensures udev rules are generated but won't affect
# ip configuration
bl_found = 0
for bl_dev in [
dev for dev in net.get_devicelist()
if net.device_driver(dev) in blacklist
]:
bl_found += 1
cfg = {
'type': 'physical',
'name': 'vf%d' % bl_found,
'mac_address': net.get_interface_mac(bl_dev),
'params': {
'driver': net.device_driver(bl_dev),
'device_id': net.device_devid(bl_dev),
},
}
netconfig['config'].append(cfg)
self._network_config = netconfig
return self._network_config
def device_driver(self, devname: DeviceName):
return net.device_driver(devname)