feat(postgres): Add Cluster manifests

manifests/cloudnativepg-operator/components/metrics/PodMonitor-cnpg-controller-manager.yaml

@@ -0,0 +1,11 @@
+---
+apiVersion: monitoring.coreos.com/v1
+kind: PodMonitor
+metadata:
+  name: cnpg-controller-manager
+spec:
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: cloudnative-pg
+  podMetricsEndpoints:
+    - port: metrics

manifests/cloudnativepg-operator/components/metrics/kustomization.yaml

@@ -0,0 +1,7 @@
+---
+apiVersion: kustomize.config.k8s.io/v1alpha1
+kind: Component
+
+
+resources:
+  - PodMonitor-cnpg-controller-manager.yaml

manifests/postgres/README.md

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+# PostgreSQL Cluster including HA Multi-cluster replication
+
+Following Components are available:
+
+- `enable-super_user_access` Enable super user account and access to cluster
+
+- `ha` Deploy replicated multi-cluster in master-slave configuration
+
+- `metrics` Enable prometheus metrics endpoint
+
+Following Overlays are available:
+
+- `Production` - Base deployment manifests
+
+- `HA` - HA Multi-Cluster deployment with replication between clusters

manifests/postgres/base/Cluster.yaml

@@ -0,0 +1,95 @@
+---
+apiVersion: postgresql.cnpg.io/v1
+kind: Cluster
+metadata:
+  labels:
+    app.kubernetes.io/component: base
+    app.kubernetes.io/instance: production
+    app.kubernetes.io/name: postgres
+    app.kubernetes.io/part-of: postgres
+  name: main
+spec:
+
+  affinity:
+    additionalPodAntiAffinity:
+      preferredDuringSchedulingIgnoredDuringExecution:
+        - weight: 100
+          podAffinityTerm:
+            labelSelector:
+              matchExpressions:
+                - key: app.kubernetes.io/name
+                  operator: In
+                  values:
+                    - postgres
+            topologyKey: kubernetes.io/hostname
+
+    enablePodAntiAffinity: true
+    nodeAffinity:
+      preferredDuringSchedulingIgnoredDuringExecution:
+        - weight: 100
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/control-plane
+                operator: Exists
+        - weight: 50
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/master
+                operator: Exists
+        - weight: 100
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/prime
+                operator: Exists
+    topologyKey: kubernetes.io/hostname
+
+  # bootstrap: {}
+
+  description: "Cluster PostgreSQL Instance"
+
+  enableSuperuserAccess: false
+
+  # externalClusters: []
+
+  imageName: ghcr.io/cloudnative-pg/postgresql:-updated_by_patch-
+
+  inheritedMetadata:
+    labels:
+      app.kubernetes.io/component: base
+      app.kubernetes.io/instance: production
+      app.kubernetes.io/name: postgres
+      app.kubernetes.io/part-of: postgres
+
+  instances: 3
+
+  # monitoring: {}
+
+  nodeMaintenanceWindow:
+    inProgress: false
+    reusePVC: false
+
+  primaryUpdateStrategy: unsupervised
+
+  postgresql:
+    parameters:
+      max_parallel_workers: '34'
+      max_replication_slots: '32'
+      max_worker_processes: '34'
+
+  # replica: {}
+
+  resources:
+    requests:
+      cpu: "100m"
+      memory: "100Mi"
+    limits:
+      cpu: "2"
+      memory: "1Gi"
+
+  startDelay: 300
+
+  stopDelay: 300
+
+  storage:
+    resizeInUseVolumes: false
+    size: 10Gi

manifests/postgres/base/kustomization.yaml

@@ -0,0 +1,8 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+namespace: postgres
+
+resources:
+  - Cluster.yaml

manifests/postgres/components/dashboard/GrafanaDashboard-cloudnativepg.yaml

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+---
+apiVersion: grafana.integreatly.org/v1beta1
+kind: GrafanaDashboard
+metadata:
+  labels:
+    app.kubernetes.io/component: database
+  name: cloudnativepg
+spec:
+  allowCrossNamespaceImport: true
+  folder: "General"
+  resyncPeriod: 24h
+  instanceSelector:
+    matchLabels:
+      dashboards: grafana
+  grafanaCom:
+    id: 20417
+    revision: 4     # as @ 2025-08-02

manifests/postgres/components/dashboard/kustomization.yaml

@@ -0,0 +1,7 @@
+---
+apiVersion: kustomize.config.k8s.io/v1alpha1
+kind: Component
+
+
+resources:
+  - GrafanaDashboard-cloudnativepg.yaml

manifests/postgres/components/enable-super_user_access/kustomization.yaml

@@ -0,0 +1,24 @@
+---
+
+apiVersion: kustomize.config.k8s.io/v1alpha1
+kind: Component
+
+
+patches:
+  # yamllint disable rule:indentation
+  - patch: |-
+
+      - op: replace
+        path: /spec/enableSuperuserAccess
+        value: true
+
+      - op: add
+        path: /spec/superuserSecret
+        value:
+          name: cluster-superuser
+
+    # yamllint enable rule:indentation
+    target:
+      group: postgresql.cnpg.io
+      version: v1
+      kind: Cluster

manifests/postgres/components/ha/Cluster-main-02.yaml

@@ -0,0 +1,99 @@
+---
+apiVersion: postgresql.cnpg.io/v1
+kind: Cluster
+metadata:
+  labels:
+    app.kubernetes.io/component: ha
+    app.kubernetes.io/instance: production
+    app.kubernetes.io/name: postgres
+    app.kubernetes.io/part-of: production-ha
+  name: main-02
+spec:
+
+  affinity:
+    additionalPodAntiAffinity:
+      preferredDuringSchedulingIgnoredDuringExecution:
+        - weight: 100
+          podAffinityTerm:
+            labelSelector:
+              matchExpressions:
+                - key: app.kubernetes.io/name
+                  operator: In
+                  values:
+                    - postgres
+            topologyKey: kubernetes.io/hostname
+
+    enablePodAntiAffinity: true
+    nodeAffinity:
+      preferredDuringSchedulingIgnoredDuringExecution:
+        - weight: 100
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/control-plane
+                operator: Exists
+        - weight: 50
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/master
+                operator: Exists
+        - weight: 100
+          preference:
+            matchExpressions:
+              - key: node-role.kubernetes.io/prime
+                operator: Exists
+    topologyKey: kubernetes.io/hostname
+
+  bootstrap:
+    pg_basebackup:
+      source: main-01
+
+  description: "Cluster PostgreSQL Instance"
+
+  enableSuperuserAccess: false
+
+  externalClusters: []
+
+  imageName: ghcr.io/cloudnative-pg/postgresql:-updated_by_patch-
+
+  inheritedMetadata:
+    labels:
+      app.kubernetes.io/component: ha
+      app.kubernetes.io/instance: production
+      app.kubernetes.io/name: postgres
+      app.kubernetes.io/part-of: production-ha
+
+  instances: 3
+
+  monitoring: {}
+
+  nodeMaintenanceWindow:
+    inProgress: false
+    reusePVC: false
+
+  primaryUpdateStrategy: unsupervised
+
+  postgresql:
+    parameters:
+      max_parallel_workers: '34'
+      max_replication_slots: '32'
+      max_worker_processes: '34'
+
+  replica:
+    primary: main-01
+    source: main-01
+
+  resources:
+    requests:
+      cpu: "100m"
+      memory: "100Mi"
+    limits:
+      cpu: "2"
+      memory: "1Gi"
+
+  startDelay: 300
+
+  stopDelay: 300
+
+  storage:
+    resizeInUseVolumes: false
+    size: 10Gi

manifests/postgres/components/ha/Service-main-r.yaml

@@ -0,0 +1,21 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app.kubernetes.io/component: ha
+    app.kubernetes.io/instance: production
+    app.kubernetes.io/name: postgres
+    app.kubernetes.io/part-of: production-ha
+  name: main-r
+spec:
+  ports:
+    - name: postgres
+      port: 5432
+      protocol: TCP
+      targetPort: 5432
+  selector:
+    cnpg.io/cluster: -updated_by_replacement-
+    cnpg.io/podRole: instance
+  sessionAffinity: None
+  type: ClusterIP

manifests/postgres/components/ha/Service-main-ro.yaml

@@ -0,0 +1,21 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app.kubernetes.io/component: ha
+    app.kubernetes.io/instance: production
+    app.kubernetes.io/name: postgres
+    app.kubernetes.io/part-of: production-ha
+  name: main-ro
+spec:
+  ports:
+    - name: postgres
+      port: 5432
+      protocol: TCP
+      targetPort: 5432
+  selector:
+    cnpg.io/cluster: -updated_by_replacement-
+    cnpg.io/instanceRole: replica
+  sessionAffinity: None
+  type: ClusterIP

manifests/postgres/components/ha/Service-main-rw.yaml

@@ -0,0 +1,21 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    app.kubernetes.io/component: ha
+    app.kubernetes.io/instance: production
+    app.kubernetes.io/name: postgres
+    app.kubernetes.io/part-of: production-ha
+  name: main-rw
+spec:
+  ports:
+    - name: postgres
+      port: 5432
+      protocol: TCP
+      targetPort: 5432
+  selector:
+    cnpg.io/cluster: -updated_by_replacement-
+    cnpg.io/instanceRole: primary
+  sessionAffinity: None
+  type: ClusterIP