commit bb7d2f233b92a3f9ee17ad0702fecb68bbf1e712
author Tim Swanson <tiswanso@cisco.com> Sat Dec 16 17:14:10 2017 -0500
committer Tim Swanson <tiswanso@cisco.com> Thu Jan 18 10:59:51 2018 -0500
tree 43af5c6248600c7a4984dcb78d156713d7881930
parent b5841fa5d65b2c9899bbf45e6ad65138dc08cfa2

Allow public router external net to use a non-flat provider network.

Allow users to auto-create a neutron non-flat providernet public network
and use it for external router interfaces.  By default, keep the existing
flat network type behavior.

Change-Id: I64f71b0c9fcac97b9b84b7d30ee61659b2a690f1

lib/neutron_plugins/services/l3

diff --git a/lib/neutron_plugins/services/l3 b/lib/neutron_plugins/services/l3
index 41a467d..9be32b7 100644
--- a/lib/neutron_plugins/services/l3
+++ b/lib/neutron_plugins/services/l3
@@ -39,9 +39,9 @@
 Q_L3_ROUTER_PER_TENANT=${Q_L3_ROUTER_PER_TENANT:-True}
 
 
-# Use flat providernet for public network
+# Use providernet for public network
 #
-# If Q_USE_PROVIDERNET_FOR_PUBLIC=True, use a flat provider network
+# If Q_USE_PROVIDERNET_FOR_PUBLIC=True, use a provider network
 # for external interface of neutron l3-agent.  In that case,
 # PUBLIC_PHYSICAL_NETWORK specifies provider:physical_network value
 # used for the network.  In case of ofagent, you should add the
@@ -59,6 +59,10 @@
 #    Q_USE_PROVIDERNET_FOR_PUBLIC=True
 #    PUBLIC_PHYSICAL_NETWORK=public
 #    OVS_BRIDGE_MAPPINGS=public:br-ex
+#
+# The provider-network-type defaults to flat, however, the values
+# PUBLIC_PROVIDERNET_TYPE and PUBLIC_PROVIDERNET_SEGMENTATION_ID could
+# be set to specify the parameters for an alternate network type.
 Q_USE_PROVIDERNET_FOR_PUBLIC=${Q_USE_PROVIDERNET_FOR_PUBLIC:-True}
 PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK:-public}
 
@@ -240,7 +244,7 @@
         fi
         # Create an external network, and a subnet. Configure the external network as router gw
         if [ "$Q_USE_PROVIDERNET_FOR_PUBLIC" = "True" ]; then
-            EXT_NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create "$PUBLIC_NETWORK_NAME" $EXTERNAL_NETWORK_FLAGS --provider-network-type flat --provider-physical-network ${PUBLIC_PHYSICAL_NETWORK} | grep ' id ' | get_field 2)
+            EXT_NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create "$PUBLIC_NETWORK_NAME" $EXTERNAL_NETWORK_FLAGS --provider-network-type ${PUBLIC_PROVIDERNET_TYPE:-flat} ${PUBLIC_PROVIDERNET_SEGMENTATION_ID:+--provider-segment $PUBLIC_PROVIDERNET_SEGMENTATION_ID} --provider-physical-network ${PUBLIC_PHYSICAL_NETWORK} | grep ' id ' | get_field 2)
         else
             EXT_NET_ID=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" network create "$PUBLIC_NETWORK_NAME" $EXTERNAL_NETWORK_FLAGS | grep ' id ' | get_field 2)
         fi