This patch introduces a new Neutron config option: Q_DVR_MODE.
The possible values are:
- legacy : No DVR functionality
- dvr_snat: Controller/single node DVR
- dvr : Compute node in multi-node DVR
When DVR is enabled the following configuration changes will be
in place:
- neutron.conf
- router_distributed=True
- l3_agent.ini
- agent_mode=$Q_DVR_MODE
- ovs_neutron_plugin.ini:
- enable_distributed_routing=True
- l2_population=True
- tunnel_types=vxlan
Supports-blueprint: neutron-ovs-dvr
Change-Id: I669e054a8489fe7ac7f5c00df6535349d477e8c4