ofagent: Support physical_interface_mappings
Also, add a knob to create a veth pair instead of a bridge
to provide host connectivity for l3-agent. (Q_USE_PUBLIC_VETH)
Related: blueprint ofagent-physical-interface-mappings
Change-Id: I4c2538f0fd3fb05bfdb69e7e4c3a8462af42ba10
diff --git a/lib/neutron_plugins/ovs_base b/lib/neutron_plugins/ovs_base
index d913f7c..f0ef194 100644
--- a/lib/neutron_plugins/ovs_base
+++ b/lib/neutron_plugins/ovs_base
@@ -79,11 +79,20 @@
fi
neutron-ovs-cleanup
- # --no-wait causes a race condition if $PUBLIC_BRIDGE is not up when ip addr flush is called
- sudo ovs-vsctl -- --may-exist add-br $PUBLIC_BRIDGE
- sudo ovs-vsctl br-set-external-id $PUBLIC_BRIDGE bridge-id $PUBLIC_BRIDGE
- # ensure no IP is configured on the public bridge
- sudo ip addr flush dev $PUBLIC_BRIDGE
+ if [[ "$Q_USE_PUBLIC_VETH" = "True" ]]; then
+ ip link show $Q_PUBLIC_VETH_INT > /dev/null 2>&1 ||
+ sudo ip link add $Q_PUBLIC_VETH_INT type veth \
+ peer name $Q_PUBLIC_VETH_EX
+ sudo ip link set $Q_PUBLIC_VETH_INT up
+ sudo ip link set $Q_PUBLIC_VETH_EX up
+ sudo ip addr flush dev $Q_PUBLIC_VETH_EX
+ else
+ # --no-wait causes a race condition if $PUBLIC_BRIDGE is not up when ip addr flush is called
+ sudo ovs-vsctl -- --may-exist add-br $PUBLIC_BRIDGE
+ sudo ovs-vsctl br-set-external-id $PUBLIC_BRIDGE bridge-id $PUBLIC_BRIDGE
+ # ensure no IP is configured on the public bridge
+ sudo ip addr flush dev $PUBLIC_BRIDGE
+ fi
}
function _neutron_ovs_base_configure_nova_vif_driver {