fix(helm): update chart cloudnative-pg to 0.21.6

[renovate]

This PR contains the following updates:

Package	Update	Change
cloudnative-pg (source)	patch	0.21.5 -> 0.21.6

---

Release Notes

cloudnative-pg/charts (cloudnative-pg)

v0.21.6

Compare Source

CloudNativePG Operator Helm Chart

What's Changed

• Add walStorage capability and remove gkeEnvironment conflict in cluster chart. by @​rocket357 in https://github.com/cloudnative-pg/charts/pull/312
• chore(deps): update actions/setup-python action to v5.1.1 by @​renovate in https://github.com/cloudnative-pg/charts/pull/330
• chore(deps): update docker/login-action action to v3.3.0 by @​renovate in https://github.com/cloudnative-pg/charts/pull/333
• chore: add support for hostNetwork in chart by @​marckhair in https://github.com/cloudnative-pg/charts/pull/324
• feat(cloudnative-pg): Configuration of PodMonitor relabeling rules by @​npdgm in https://github.com/cloudnative-pg/charts/pull/148
• fix: linter - trailing white spaces by @​sxd in https://github.com/cloudnative-pg/charts/pull/339
• Release cloudnative-pg-v0.21.6 by @​github-actions in https://github.com/cloudnative-pg/charts/pull/340

New Contributors

• @​rocket357 made their first contribution in https://github.com/cloudnative-pg/charts/pull/312
• @​marckhair made their first contribution in https://github.com/cloudnative-pg/charts/pull/324
• @​npdgm made their first contribution in https://github.com/cloudnative-pg/charts/pull/148

Full Changelog: cloudnative-pg/charts@cloudnative-pg-v0.21.5...cloudnative-pg-v0.21.6

---

Configuration

📅 Schedule: Branch creation - "every weekend" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[github-actions]

--- HelmRelease: database/cloudnative-pg ConfigMap: database/cnpg-default-monitoring

+++ HelmRelease: database/cloudnative-pg ConfigMap: database/cnpg-default-monitoring

@@ -83,12 +83,13 @@

       query: |
         SELECT datname
           , pg_catalog.pg_database_size(datname) AS size_bytes
           , pg_catalog.age(datfrozenxid) AS xid_age
           , pg_catalog.mxid_age(datminmxid) AS mxid_age
         FROM pg_catalog.pg_database
+        WHERE datallowconn
       metrics:
         - datname:
             usage: "LABEL"
             description: "Name of the database"
         - size_bytes:
             usage: "GAUGE"
@@ -246,12 +247,77 @@

         - buffers_backend_fsync:
             usage: "COUNTER"
             description: "Number of times a backend had to execute its own fsync call (normally the background writer handles those even when the backend does its own write)"
         - buffers_alloc:
             usage: "COUNTER"
             description: "Number of buffers allocated"
+
+    pg_stat_bgwriter_17:
+      runonserver: ">=17.0.0"
+      name: pg_stat_bgwriter
+      query: |
+        SELECT buffers_clean
+          , maxwritten_clean
+          , buffers_alloc
+          , EXTRACT(EPOCH FROM stats_reset) AS stats_reset_time
+        FROM pg_catalog.pg_stat_bgwriter
+      metrics:
+        - buffers_clean:
+            usage: "COUNTER"
+            description: "Number of buffers written by the background writer"
+        - maxwritten_clean:
+            usage: "COUNTER"
+            description: "Number of times the background writer stopped a cleaning scan because it had written too many buffers"
+        - buffers_alloc:
+            usage: "COUNTER"
+            description: "Number of buffers allocated"
+        - stats_reset_time:
+            usage: "GAUGE"
+            description: "Time at which these statistics were last reset"
+
+    pg_stat_checkpointer:
+      runonserver: ">=17.0.0"
+      query: |
+        SELECT num_timed AS checkpoints_timed
+          , num_requested AS checkpoints_req
+          , restartpoints_timed
+          , restartpoints_req
+          , restartpoints_done
+          , write_time
+          , sync_time
+          , buffers_written
+          , EXTRACT(EPOCH FROM stats_reset) AS stats_reset_time
+        FROM pg_catalog.pg_stat_checkpointer
+      metrics:
+        - checkpoints_timed:
+            usage: "COUNTER"
+            description: "Number of scheduled checkpoints that have been performed"
+        - checkpoints_req:
+            usage: "COUNTER"
+            description: "Number of requested checkpoints that have been performed"
+        - restartpoints_timed:
+            usage: "COUNTER"
+            description: "Number of scheduled restartpoints due to timeout or after a failed attempt to perform it"
+        - restartpoints_req:
+            usage: "COUNTER"
+            description: "Number of requested restartpoints that have been performed"
+        - restartpoints_done:
+            usage: "COUNTER"
+            description: "Number of restartpoints that have been performed"
+        - write_time:
+            usage: "COUNTER"
+            description: "Total amount of time that has been spent in the portion of processing checkpoints and restartpoints where files are written to disk, in milliseconds"
+        - sync_time:
+            usage: "COUNTER"
+            description: "Total amount of time that has been spent in the portion of processing checkpoints and restartpoints where files are synchronized to disk, in milliseconds"
+        - buffers_written:
+            usage: "COUNTER"
+            description: "Number of buffers written during checkpoints and restartpoints"
+        - stats_reset_time:
+            usage: "GAUGE"
+            description: "Time at which these statistics were last reset"
 
     pg_stat_database:
       query: |
         SELECT datname
           , xact_commit
           , xact_rollback
--- HelmRelease: database/cloudnative-pg ClusterRole: database/cloudnative-pg

+++ HelmRelease: database/cloudnative-pg ClusterRole: database/cloudnative-pg

@@ -128,24 +128,20 @@

 - apiGroups:
   - admissionregistration.k8s.io
   resources:
   - mutatingwebhookconfigurations
   verbs:
   - get
-  - list
-  - patch
-  - update
+  - patch
 - apiGroups:
   - admissionregistration.k8s.io
   resources:
   - validatingwebhookconfigurations
   verbs:
   - get
-  - list
-  - patch
-  - update
+  - patch
 - apiGroups:
   - apiextensions.k8s.io
   resources:
   - customresourcedefinitions
   verbs:
   - get
--- HelmRelease: database/cloudnative-pg Deployment: database/cloudnative-pg

+++ HelmRelease: database/cloudnative-pg Deployment: database/cloudnative-pg

@@ -26,20 +26,20 @@

         - --config-map-name=cnpg-controller-manager-config
         - --webhook-port=9443
         command:
         - /manager
         env:
         - name: OPERATOR_IMAGE_NAME
-          value: ghcr.io/cloudnative-pg/cloudnative-pg:1.23.2
+          value: ghcr.io/cloudnative-pg/cloudnative-pg:1.23.3
         - name: OPERATOR_NAMESPACE
           valueFrom:
             fieldRef:
               fieldPath: metadata.namespace
         - name: MONITORING_QUERIES_CONFIGMAP
           value: cnpg-default-monitoring
-        image: ghcr.io/cloudnative-pg/cloudnative-pg:1.23.2
+        image: ghcr.io/cloudnative-pg/cloudnative-pg:1.23.3
         imagePullPolicy: IfNotPresent
         livenessProbe:
           httpGet:
             path: /readyz
             port: 9443
             scheme: HTTPS

[github-actions]

--- kubernetes/apps/database/cloudnative-pg/app Kustomization: flux-system/cloudnative-pg HelmRelease: database/cloudnative-pg

+++ kubernetes/apps/database/cloudnative-pg/app Kustomization: flux-system/cloudnative-pg HelmRelease: database/cloudnative-pg

@@ -13,13 +13,13 @@

     spec:
       chart: cloudnative-pg
       sourceRef:
         kind: HelmRepository
         name: cloudnative-pg
         namespace: flux-system
-      version: 0.21.5
+      version: 0.21.6
   dependsOn:
   - name: openebs
     namespace: openebs-system
   install:
     remediation:
       retries: 3