Bugfix for PostgreSQL not starting up because of incorrect server.key permissions

[chrono2002]

Postgresql is unable to start after pod deletion (probably because fsGroup forcing incorrect permissions):

2025-05-08 10:13:56,203 INFO: Lock owner: db-postgresql-cluster-meta-coord-0; I am db-postgresql-cluster-meta-coord-2
2025-05-08 10:13:56,213 INFO: Local timeline=1 lsn=0/30A1D50
2025-05-08 10:13:56,249 INFO: primary_timeline=1
2025-05-08 10:13:56,249 INFO: Lock owner: db-postgresql-cluster-meta-coord-0; I am db-postgresql-cluster-meta-coord-2
2025-05-08 10:13:56,249 INFO: starting as a secondary
2025-05-08 10:13:56 UTC [136103]: db=,user=,app=,client= FATAL:  private key file "server.key" has group or world access
2025-05-08 10:13:56 UTC [136103]: db=,user=,app=,client= DETAIL:  File must have permissions u=rw (0600) or less if owned by the database user, or permissions u=rw,g=r (0640) or less if owned by root.
2025-05-08 10:13:56 UTC [136103]: db=,user=,app=,client= LOG:  database system is shut down
2025-05-08 10:13:56,587 INFO: postmaster pid=136103
2025-05-08 10:14:01,386 INFO: establishing a new patroni heartbeat connection to postgres
2025-05-08 10:14:03,126 INFO: establishing a new patroni heartbeat connection to postgres
2025-05-08 10:14:03,127 WARNING: Retry got exception: connection problems
/var/run/postgresql:5432 - no response
2025-05-08 10:14:06,183 INFO: Lock owner: db-postgresql-cluster-meta-coord-0; I am db-postgresql-cluster-meta-coord-2
2025-05-08 10:14:06,183 INFO: failed to start postgres

The quick fix is to force correct permissions beforehand.

[github-actions]

This repository is just a mirror and does not accept pull requests, the primary repository is located at https://gitlab.com/ongresinc/stackgres