def create_br_vnic(self, instance_id, vif):
iface_id = self.get_ovs_interfaceid(vif)
qbr_veth, br_int_veth = self.get_veth_pair_names(vif.get('id'))
# veth for br-int creation
if not hu.device_exists(qbr_veth):
hu.create_veth_pair(br_int_veth, qbr_veth)
# add in br-int the veth
hu.create_ovs_vif_port(self.get_bridge_name(vif),
br_int_veth, iface_id,
vif['address'], instance_id)
if cfg.CONF.hyperagent.ip_tables:
br_name = self.get_br_name(vif.get('id'))
tap_veth, vnic_veth = self.get_veth_pair_names2(vif.get('id'))
# veth for virtual nic creation
if not hu.device_exists(vnic_veth):
hu.create_veth_pair(tap_veth, vnic_veth)
hu.set_device_mtu(tap_veth, True)
# linux bridge creation
hu.create_linux_bridge(br_name, [qbr_veth, tap_veth])
else:
vnic_veth = qbr_veth
return vnic_veth
def plug(self, instance_id, hyper_vif):
LOG.debug("hyper_vif=%s" % hyper_vif)
vnic_veth = self.create_br_vnic(instance_id, hyper_vif)
if cfg.CONF.hyperagent.ip_tables:
tap1 = "lvo%s" % vnic_veth[3:]
tap2 = "lvb%s" % vnic_veth[3:]
br = "obr%s" % vnic_veth[3:]
if not hu.device_exists(tap1):
hu.create_veth_pair(tap1, tap2)
hu.create_linux_bridge(br, [vnic_veth, tap1])
vnic_veth = tap2
# set MTU
hu.set_device_mtu(br, True)
hu.set_device_mtu(tap1, True)
# set mac address on device
hu.execute('ip', 'link', 'set', vnic_veth,
'address', hyper_vif['address'],
run_as_root=True)
# set MTU
hu.set_device_mtu(vnic_veth, True)
container_nic_name = self._container_device_name(hyper_vif)
eth_vif_config = {
'devices': {
container_nic_name: {
'type': 'nic',
'nictype': 'physical',
'parent': vnic_veth
}
}
}
self.lxd.container_update(self.container_name, eth_vif_config)