enable update process options

Author: Max Roby

charts/cloudnative-pg-cluster/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: cnpg-cluster
 description: Create postgres tenant clusters managed by the CNPG Operator
 type: application
-version: 0.3.6
+version: 0.3.7
 
 maintainers:
   - name: "cloudymax"

charts/cloudnative-pg-cluster/README.md

@@ -35,10 +35,12 @@ Create postgres tenant clusters managed by the CNPG Operator
 | certificates.user.enabled | bool | `false` | create a certificate for a user to connect to postgres using CertManager requires server and client certificate generation enabled |
 | certificates.user.username | string | `"app"` | name of the user to create a cert for, eg: the DbOwner specified earlier. This data populated into the commonName field of the certificate. |
 | externalClusters | list | `[]` |  |
-| instances | int | `3` |  |
+| imageName | string | `"ghcr.io/cloudnative-pg/postgresql:16.0"` | image to use for all tenant pods |
+| instances | int | `3` | number of postgres replicas |
 | monitoring.enablePodMonitor | bool | `false` | enable monitoring via Prometheus |
 | name | string | `"cnpg"` |  |
 | postgresql.pg_hba | list | `["hostnossl all all 0.0.0.0/0 reject","hostssl all all 0.0.0.0/0 cert clientcert=verify-full"]` | records for the pg_hba.conf file. ref: https://www.postgresql.org/docs/current/auth-pg-hba-conf.html |
+| primaryUpdateStrategy | string | `"unsupervised"` |  |
 | scheduledBackup.name | string | `"example-backup"` | name to use for your scheduled backup job |
 | scheduledBackup.spec.backupOwnerReference | string | `"self"` |  |
 | scheduledBackup.spec.cluster.name | string | `"pg-backup"` |  |

charts/cloudnative-pg-cluster/templates/cnpg_cluster.yaml

@@ -4,7 +4,9 @@ kind: Cluster
 metadata:
   name: {{ .Values.name }}
 spec:
-  instances: {{ .Values.instances}}
+  instances: {{ .Values.instances }}
+  imageName: {{ .Values.imageName }}
+  primaryUpdateStrategy: {{ .Values.primaryUpdateStrategy }}
   {{- if .Values.backup }}
   {{- with .Values.backup }}
   backup:

charts/cloudnative-pg-cluster/values.yaml

@@ -1,7 +1,18 @@
 name: "cnpg"
 
+# -- number of postgres replicas
 instances: 3
 
+# -- image to use for all tenant pods
+imageName: ghcr.io/cloudnative-pg/postgresql:16.0
+
+# Examples of rolling update strategy:
+# unsupervised: automated update of the primary once all
+#                 replicas have been upgraded (default)
+# supervised: requires manual supervision to perform
+#               the switchover of the primary
+primaryUpdateStrategy: unsupervised
+
 bootstrap:
   initdb:
     # -- initial database to create