Enable accept_ra before enabling forwarding
We need to enable accept_ra before we enable forwarding, otherwise
existing addresses and routes may get dropped until the next RA is
received, possibly causing connection errors in the meantime.
Change-Id: I1fdeede59547de896ed89222ecf121fd9e6b810d
diff --git a/lib/neutron_plugins/services/l3 b/lib/neutron_plugins/services/l3
index ec289f6..69536bb 100644
--- a/lib/neutron_plugins/services/l3
+++ b/lib/neutron_plugins/services/l3
@@ -395,8 +395,6 @@
# This logic is specific to using the l3-agent for layer 3
if is_service_enabled q-l3 || is_service_enabled neutron-l3; then
- # Ensure IPv6 forwarding is enabled on the host
- sudo sysctl -w net.ipv6.conf.all.forwarding=1
# if the Linux host considers itself to be a router then it will
# ignore all router advertisements
# Ensure IPv6 RAs are accepted on interfaces with a default route.
@@ -409,6 +407,8 @@
# device name would be reinterpreted as a slash, causing an error.
sudo sysctl -w net/ipv6/conf/$d/accept_ra=2
done
+ # Ensure IPv6 forwarding is enabled on the host
+ sudo sysctl -w net.ipv6.conf.all.forwarding=1
# Configure and enable public bridge
# Override global IPV6_ROUTER_GW_IP with the true value from neutron
IPV6_ROUTER_GW_IP=$(openstack --os-cloud devstack-admin --os-region "$REGION_NAME" port list -c 'Fixed IP Addresses' | grep $ipv6_pub_subnet_id | awk -F'ip_address' '{ print $2 }' | cut -f2 -d\' | tr '\n' ' ')