I think this is also a problem for reboots; if the keystone charm is located under LXC on the same machine as the mysql charm, the config-changed hook will fail; we should refactor the bits that rely on db connectivity and use the exec retry helper to try a few times to complete that code path.
I think this is also a problem for reboots; if the keystone charm is located under LXC on the same machine as the mysql charm, the config-changed hook will fail; we should refactor the bits that rely on db connectivity and use the exec retry helper to try a few times to complete that code path.