1. devstack
  2. Commit b34d459bbc100e65fbc308438b3b7f72bd5fb5b6
Browse code

Allow default IPv6 route device names to have dots

When dots are used with sysctl, they are reinterpreted as slashes.
Route devices can have dots in their names, so when they are used in a
sysctl command that also uses dots, its dot will be replaced with a
slash, causing an error.

Change-Id: Ie32126a3aa8d646568d7d37ec4874419b9658935
Closes-Bug: #1627770

Drago Rosson authored on 2016/09/27 03:23:23
Showing 1 changed files
lib/neutron_plugins/services/l3
History View file @ b34d459
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@@ -401,7 +401,10 @@ function _neutron_configure_router_v6 {
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         # IPv6-only clouds in the gate. Please do not remove this without
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         # talking to folks in Infra.
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         for d in $default_v6_route_devs; do
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-            sudo sysctl -w net.ipv6.conf.$d.accept_ra=2
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+            # Slashes must be used in this sysctl command because route devices
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+            # can have dots in their names. If dots were used, dots in the
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+            # device name would be reinterpreted as a slash, causing an error.
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+            sudo sysctl -w net/ipv6/conf/$d/accept_ra=2
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         done
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         # Ensure IPv6 forwarding is enabled on the host
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         sudo sysctl -w net.ipv6.conf.all.forwarding=1