"database-peers-relation-broken" 'NoneType' object has no attribute 'data'

[mcfly722]

Steps to reproduce

1. Install PostgreSQL using juju

2. Try to delete failed node

juju remove-unit postgresql/1 --destroy-storage

Expected behavior

Expected that unit would be deleted without problems

Actual behavior

Unit postgresql/1 becomes in error state with 'hook failed: "database-peers-relation-broken"' error.

Versions

Operating system: Ubuntu 22.04.5 LTS
Juju CLI: 3.4.6-genericlinux-amd64
Charm revision: 411
LXD: 5.21.2 LTS

juju status

Model            Controller        Cloud/Region      Version  SLA          Timestamp
postgresql-maas  lxd-maas-default  lxd-maas/default  3.4.4    unsupported  14:14:07Z

SAAS        Status  Store                 URL
grafana     active  controller-openstack  admin/cos.grafana
loki        active  controller-openstack  admin/cos.loki
prometheus  active  controller-openstack  admin/cos.prometheus

App                  Version  Status  Scale  Charm            Channel        Rev  Exposed  Message
data-integrator               active      2  data-integrator  latest/stable   27  no
grafana-agent                 active      2  grafana-agent    latest/stable  216  no
keycloac-integrator           active      1  data-integrator  latest/stable   41  no
postgresql           14.11    active      3  postgresql       14/stable      411  no
postgresql-keycloak  14.11    active      1  postgresql       14/stable      411  no

Unit                    Workload  Agent  Machine  Public address  Ports     Message
data-integrator/3*      active    idle   0        10.88.80.8
data-integrator/4       active    idle   1        10.88.80.9
keycloac-integrator/0*  active    idle   0        10.88.80.8
postgresql-keycloak/0*  active    idle   6        10.88.81.132    5432/tcp  Primary
postgresql/0*           active    idle   0        10.88.80.8      5432/tcp  Primary
  grafana-agent/5       active    idle            10.88.80.8
postgresql/1            error     idle   1        10.88.80.9      5432/tcp  hook failed: "database-peers-relation-broken"
postgresql/5            active    idle   9        10.88.80.10     5432/tcp
  grafana-agent/6*      active    idle            10.88.80.10

Machine  State    Address       Inst id        Base          AZ  Message
0        started  10.88.80.8    juju-9eb3f3-0  [email protected]      Running
1        started  10.88.80.9    juju-9eb3f3-1  [email protected]      Running
6        started  10.88.81.132  juju-9eb3f3-6  [email protected]      Running
9        started  10.88.80.10   juju-9eb3f3-9  [email protected]      Running

Log output

juju debug-log --include=postgresql/1

unit-postgresql-1: 14:10:01 DEBUG unit.postgresql/1.juju-log database-peers:2: ops 2.12.0 up and running.
unit-postgresql-1: 14:10:01 DEBUG unit.postgresql/1.juju-log database-peers:2: Re-emitting deferred event <RelationChangedEvent via PostgresqlOperatorCharm/on/database_peers_relation_changed[172339]>.
unit-postgresql-1: 14:10:01 ERROR unit.postgresql/1.juju-log database-peers:2: Uncaught exception while in charm code:
Traceback (most recent call last):
  File "/var/lib/juju/agents/unit-postgresql-1/charm/./src/charm.py", line 1646, in <module>
    main(PostgresqlOperatorCharm)
  File "/var/lib/juju/agents/unit-postgresql-1/charm/venv/ops/main.py", line 544, in main
    manager.run()
  File "/var/lib/juju/agents/unit-postgresql-1/charm/venv/ops/main.py", line 520, in run
    self._emit()
  File "/var/lib/juju/agents/unit-postgresql-1/charm/venv/ops/main.py", line 506, in _emit
    self.framework.reemit()
  File "/var/lib/juju/agents/unit-postgresql-1/charm/venv/ops/framework.py", line 861, in reemit
    self._reemit()
  File "/var/lib/juju/agents/unit-postgresql-1/charm/venv/ops/framework.py", line 941, in _reemit
    custom_handler(event)
  File "/var/lib/juju/agents/unit-postgresql-1/charm/./src/charm.py", line 479, in _on_peer_relation_changed
    if "cluster_initialised" not in self._peers.data[self.app]:
AttributeError: 'NoneType' object has no attribute 'data'
unit-postgresql-1: 14:10:02 ERROR juju.worker.uniter.operation hook "database-peers-relation-broken" (via hook dispatching script: dispatch) failed: exit status 1

[syncronize-issues-to-jira]

Thank you for reporting us your feedback!

The internal ticket has been created: https://warthogs.atlassian.net/browse/DPE-6144.

This message was autogenerated