[Bug 1840283] Re: Ceph request to get keyring / ceph status fails on Nautilus

[Chris MacNaughton]

This is resolved in ceph-mon via https://github.com/openstack/charm-
ceph-mon/commit/62155d10a8b00a07459f0b2ceff7b264ffdd551c

** Changed in: charm-ceph-mon
       Status: New => Fix Committed

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https://bugs.launchpad.net/bugs/1840283

Title:
  Ceph request to get keyring / ceph status fails on Nautilus

Status in OpenStack ceph-mon charm:
  Fix Committed
Status in Ubuntu Cloud Archive:
  Invalid

Bug description:
  root at juju-64b09e-ceph-autotune-0:~# ceph -v
  ceph version 14.2.1 (d555a9489eb35f84f2e1ef49b77e19da9d113972) nautilus (stable)

  # What's in /var/lib/ceph/mon/ ?

  root at juju-64b09e-ceph-autotune-0:~# ls /var/lib/ceph/mon/
  ceph-juju-64b09e-ceph-autotune-0

  # Ask Ceph for the client.osd-upgrade key:

  root at juju-64b09e-ceph-autotune-0:~# sudo -u ceph ceph --name mon. --keyring /var/lib/ceph/mon/ceph-juju-64b09e-ceph-autotune-0/keyring auth get client.osd-upgrade
  2019-08-15 14:59:33.511 7f6f93b95700 -1 auth: unable to find a keyring on /var/lib/ceph/mon/ceph-/keyring: (2) No such file or directory
  2019-08-15 14:59:33.511 7f6f93b95700 -1 AuthRegistry(0x7f6f8c07fc28) no keyring found at /var/lib/ceph/mon/ceph-/keyring, disabling cephx
  exported keyring for client.osd-upgrade
  [client.osd-upgrade]
          key = AQDJb1VduEKkIhAAe9HREe7yL2w0pzQZ5GbnOQ==
          caps mon = "allow command "config-key"; allow command "osd tree"; allow command "config-key list"; allow command "config-key put"; allow command "config-key get"; allow command "config-key exists"; allow command "osd out"; allow command "osd in"; allow command "osd rm"; allow command "auth del""

  # Ask for ceph status:

  root at juju-64b09e-ceph-autotune-0:~# ceph -s
  [errno 2] error connecting to the cluster

  # Specify keyring details:

  root at juju-64b09e-ceph-autotune-0:~# sudo -u ceph ceph --name mon. --keyring /var/lib/ceph/mon/ceph-juju-64b09e-ceph-autotune-0/keyring status
  2019-08-15 15:20:43.606 7f0593520700 -1 auth: unable to find a keyring on /var/lib/ceph/mon/ceph-/keyring: (2) No such file or directory
  2019-08-15 15:20:43.606 7f0593520700 -1 AuthRegistry(0x7f058c07fc28) no keyring found at /var/lib/ceph/mon/ceph-/keyring, disabling cephx
    cluster:
      id:     c6e2d994-bf6a-11e9-ae54-fa163e703d27
      health: HEALTH_WARN
              no active mgr
              3 monitors have not enabled msgr2
   
    services:
      mon: 3 daemons, quorum juju-64b09e-ceph-autotune-1,juju-64b09e-ceph-autotune-0,juju-64b09e-ceph-autotune-2 (age 35m)
      mgr: no daemons active
      osd: 3 osds: 3 up (since 35m), 3 in (since 35m)
   
    data:
      pools:   0 pools, 0 pgs
      objects: 0 objects, 0 B
      usage:   0 B used, 0 B / 0 B avail
      pgs:

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ceph 14.2.1-0ubuntu3~cloud0 [origin: Canonical]
  ProcVersionSignature: Ubuntu 4.15.0-58.64-generic 4.15.18
  Uname: Linux 4.15.0-58-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.7
  Architecture: amd64
  CrashDB:
   {
                  "impl": "launchpad",
                  "project": "cloud-archive",
                  "bug_pattern_url": "http://people.canonical.com/~ubuntu-archive/bugpatterns/bugpatterns.xml",
               }
  Date: Thu Aug 15 15:18:58 2019
  Ec2AMI: ami-00000734
  Ec2AMIManifest: FIXME
  Ec2AvailabilityZone: nova
  Ec2InstanceType: m1.blue
  Ec2Kernel: unavailable
  Ec2Ramdisk: unavailable
  ProcEnviron:
   TERM=screen-256color
   PATH=(custom, no user)
   LANG=C.UTF-8
   SHELL=/bin/bash
  SourcePackage: ceph
  UpgradeStatus: No upgrade log present (probably fresh install)

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