feat(cluster): Add support for passing inheritedMetadata to Cluster spec

Signed-off-by: Sebastian Pohl <sebastian.pohl@materna.group>

Author: Sebastian-Materna

charts/cluster/templates/cluster.yaml

@@ -45,6 +45,9 @@ spec:
   {{- if .Values.cluster.priorityClassName }}
   priorityClassName: {{ .Values.cluster.priorityClassName }}
   {{- end }}
+  inheritedMetadata:
+    {{- toYaml . | nindent 4 }}
+  {{ end }}
 
   primaryUpdateMethod: {{ .Values.cluster.primaryUpdateMethod }}
   primaryUpdateStrategy: {{ .Values.cluster.primaryUpdateStrategy }}

charts/cluster/test/postgresql-cluster-configuration/01-non_default_configuration_cluster-assert.yaml

@@ -12,6 +12,9 @@ spec:
   postgresUID: 1001
   postgresGID: 1002
   instances: 2
+  inheritedMetadata:
+    labels:
+      azure.workload.identity/use: "true"
   postgresql:
     parameters:
       max_connections: "42"

charts/cluster/test/postgresql-cluster-configuration/01-non_default_configuration_cluster.yaml

@@ -80,6 +80,11 @@ cluster:
     foo: bar
   annotations:
     foo: bar
+  inheritedMetadata:
+    annotations:
+      super.annotation: "super-annotation"
+    labels:
+      azure.workload.identity/use: "true"
   serviceAccountTemplate:
     metadata:
       annotations:

charts/cluster/values.schema.json

@@ -298,7 +298,15 @@ cluster:
 
   additionalLabels: {}
   annotations: {}
-
+  # -- Metadata to be inherited by all resources related to a Cluster, annotations and labels defined here will be added to all cluster resources
+  # See: https://cloudnative-pg.io/documentation/current/cloudnative-pg.v1/#postgresql-cnpg-io-v1-EmbeddedObjectMetadata
+  inheritedMetadata: {}
+  #  annotations:
+  #    my.custom: annotation
+  #    another.custom: annotation
+  #  labels:
+  #    my.custom: label
+  #    another.custom: label
 
 backups:
   # -- You need to configure backups manually, so backups are disabled by default.