feat: add ability to define extra postgres users

Author: marcellmueller

operations/deployment/crunchy-postgres/templates/PostgresCluster.yaml

@@ -87,6 +87,12 @@ spec:
     - name: postgres
       databases:
         - {{ template "crunchy-postgres.fullname" . }}
+  {{- if .Values.postgres.extraUsers.enabled }}
+    {{- with .Values.postgres.extraUsers.users }}
+    {{- toYaml . | indent 2 }}
+    {{- end }}
+  {{- end }}
+
   backups:
     pgbackrest:
       image: {{ .Values.pgbackrest.image }}

operations/deployment/crunchy-postgres/values.yaml

@@ -34,6 +34,19 @@ crunchyImage: artifacts.developer.gov.bc.ca/bcgov-docker-local/crunchy-postgres:
 # https://access.crunchydata.com/documentation/postgres-operator/v5/architecture/pgadmin4/
 postgresVersion: 14
 
+postgres:
+  # List that allows an undefined amount of new users to be created
+  # Be sure to changed the 'crunchy-postgres' database name if you changed the fullNameOverride variable
+  extraUsers:
+    enabled: false
+    users: |
+      - name: extra-user-1
+        databases:
+          - crunchy-postgres
+        options: "CREATEROLE"
+      - name: extra-user-2
+        databases:
+          - crunchy-postgres
 # Postgres Cluster resource values:
 pgmonitor:
   enabled: false