Comment 5 for bug 1772179

The relation-departed hook looks to be failing because it calls config-get which fails with permission denied error:

2018-05-21 02:28:29 DEBUG juju.worker.uniter agent.go:17 [AGENT-STATUS] executing: running server-relation-departed hook
2018-05-21 02:28:29 DEBUG worker.uniter.jujuc server.go:181 running hook tool "config-get"
2018-05-21 02:28:29 DEBUG server-relation-departed ERROR permission denied