feat: add field to keep pvc after cr be deleted

.github/workflows/e2e-chainsaw.yml

@@ -22,6 +22,7 @@ jobs:
           - ./tests/e2e-chainsaw/v1beta2/ha-setup/
           - ./tests/e2e-chainsaw/v1beta2/nodeport/
           - ./tests/e2e-chainsaw/v1beta2/pvc-name/
+          - ./tests/e2e-chainsaw/v1beta2/keep-pvc/
 
     steps:
     - name: Checkout code

api/common_types.go

@@ -54,6 +54,7 @@ type RedisConfig struct {
 // Storage is the inteface to add pvc and pv support in redis
 // +k8s:deepcopy-gen=true
 type Storage struct {
+	KeepAfterDelete     bool                         `json:"keepAfterDelete,omitempty"`
 	VolumeClaimTemplate corev1.PersistentVolumeClaim `json:"volumeClaimTemplate,omitempty"`
 	VolumeMount         AdditionalVolume             `json:"volumeMount,omitempty"`
 }

config/crd/bases/redis.redis.opstreelabs.in_redis.yaml

@@ -1685,6 +1685,8 @@ spec:
                 description: Storage is the inteface to add pvc and pv support in
                   redis
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   volumeClaimTemplate:
                     description: PersistentVolumeClaim is a user's request for and
                       claim to a persistent volume
@@ -6098,6 +6100,8 @@ spec:
                 description: Storage is the inteface to add pvc and pv support in
                   redis
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   volumeClaimTemplate:
                     description: PersistentVolumeClaim is a user's request for and
                       claim to a persistent volume

config/crd/bases/redis.redis.opstreelabs.in_redisclusters.yaml

@@ -2884,6 +2884,8 @@ spec:
                 description: Storage is the inteface to add pvc and pv support in
                   redis
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   volumeClaimTemplate:
                     description: PersistentVolumeClaim is a user's request for and
                       claim to a persistent volume
@@ -8657,6 +8659,8 @@ spec:
               storage:
                 description: Node-conf needs to be added only in redis cluster
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   nodeConfVolume:
                     default: false
                     type: boolean

config/crd/bases/redis.redis.opstreelabs.in_redisreplications.yaml

@@ -1687,6 +1687,8 @@ spec:
                 description: Storage is the inteface to add pvc and pv support in
                   redis
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   volumeClaimTemplate:
                     description: PersistentVolumeClaim is a user's request for and
                       claim to a persistent volume
@@ -6103,6 +6105,8 @@ spec:
                 description: Storage is the inteface to add pvc and pv support in
                   redis
                 properties:
+                  keepAfterDelete:
+                    type: boolean
                   volumeClaimTemplate:
                     description: PersistentVolumeClaim is a user's request for and
                       claim to a persistent volume

k8sutils/finalizer.go

@@ -31,8 +31,10 @@
 func HandleRedisFinalizer(ctrlclient client.Client, k8sClient kubernetes.Interface, logger logr.Logger, cr *redisv1beta2.Redis) error {
 	if cr.GetDeletionTimestamp() != nil {
 		if controllerutil.ContainsFinalizer(cr, RedisFinalizer) {
-			if err := finalizeRedisPVC(k8sClient, logger, cr); err != nil {
-				return err
+			if !cr.Spec.Storage.KeepAfterDelete {
+				if err := finalizeRedisPVC(k8sClient, logger, cr); err != nil {
+					return err
+				}
 			}
 			controllerutil.RemoveFinalizer(cr, RedisFinalizer)
 			if err := ctrlclient.Update(context.TODO(), cr); err != nil {
@@ -48,8 +50,10 @@
 func HandleRedisClusterFinalizer(ctrlclient client.Client, k8sClient kubernetes.Interface, logger logr.Logger, cr *redisv1beta2.RedisCluster) error {
 	if cr.GetDeletionTimestamp() != nil {
 		if controllerutil.ContainsFinalizer(cr, RedisClusterFinalizer) {
-			if err := finalizeRedisClusterPVC(k8sClient, logger, cr); err != nil {
-				return err
+			if !cr.Spec.Storage.KeepAfterDelete {
+				if err := finalizeRedisClusterPVC(k8sClient, logger, cr); err != nil {
+					return err
+				}
 			}
 			controllerutil.RemoveFinalizer(cr, RedisClusterFinalizer)
 			if err := ctrlclient.Update(context.TODO(), cr); err != nil {
@@ -65,8 +69,10 @@
 func HandleRedisReplicationFinalizer(ctrlclient client.Client, k8sClient kubernetes.Interface, logger logr.Logger, cr *redisv1beta2.RedisReplication) error {
 	if cr.GetDeletionTimestamp() != nil {
 		if controllerutil.ContainsFinalizer(cr, RedisReplicationFinalizer) {
-			if err := finalizeRedisReplicationPVC(k8sClient, logger, cr); err != nil {
-				return err
+			if !cr.Spec.Storage.KeepAfterDelete {
+				if err := finalizeRedisReplicationPVC(k8sClient, logger, cr); err != nil {
+					return err
+				}
 			}
 			controllerutil.RemoveFinalizer(cr, RedisReplicationFinalizer)
 			if err := ctrlclient.Update(context.TODO(), cr); err != nil {

tests/e2e-chainsaw/v1beta2/keep-pvc/redis-cluster/chainsaw-test.yaml

@@ -0,0 +1,34 @@
+# yaml-language-server: $schema=https://raw.githubusercontent.com/kyverno/chainsaw/main/.schemas/json/test-chainsaw-v1alpha1.json
+
+apiVersion: chainsaw.kyverno.io/v1alpha1
+kind: Test
+metadata:
+  name: keep-pvc
+spec:
+  steps:
+  - name: Install
+    try:
+    - apply:
+        file: cluster.yaml
+    - assert:
+        file: ready-cluster.yaml
+    - assert:
+        file: ready-sts.yaml
+    - assert:
+        file: ready-svc.yaml
+    - assert:
+        file: ready-pvc.yaml
+
+  - name: Uninstall
+    try:
+      - delete:
+          ref:
+            name: redis-cluster-v1beta2
+            kind: RedisCluster
+            apiVersion: redis.redis.opstreelabs.in/v1beta2
+      - error:
+          file: ready-sts.yaml
+      - error:
+          file: ready-svc.yaml
+      - assert:
+          file: ready-pvc.yaml

tests/e2e-chainsaw/v1beta2/keep-pvc/redis-cluster/cluster.yaml

@@ -0,0 +1,48 @@
+apiVersion: redis.redis.opstreelabs.in/v1beta2
+kind: RedisCluster
+metadata:
+  name: redis-cluster-v1beta2
+spec:
+  clusterSize: 3
+  clusterVersion: v7
+  persistenceEnabled: true
+  podSecurityContext:
+    runAsUser: 1000
+    fsGroup: 1000
+  kubernetesConfig:
+    image: quay.io/opstree/redis:latest
+    imagePullPolicy: Always
+    resources:
+      requests:
+        cpu: 101m
+        memory: 128Mi
+      limits:
+        cpu: 101m
+        memory: 128Mi
+  redisExporter:
+    enabled: true
+    image: quay.io/opstree/redis-exporter:v1.44.0
+    imagePullPolicy: Always
+    resources:
+      requests:
+        cpu: 100m
+        memory: 128Mi
+      limits:
+        cpu: 100m
+        memory: 128Mi
+  storage:
+    keepAfterDelete: true
+    volumeClaimTemplate:
+      spec:
+        # storageClassName: standard
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: 1Gi
+    nodeConfVolume: true
+    nodeConfVolumeClaimTemplate:
+      spec:
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: 1Gi

tests/e2e-chainsaw/v1beta2/keep-pvc/redis-cluster/ready-cluster.yaml

@@ -0,0 +1,7 @@
+apiVersion: redis.redis.opstreelabs.in/v1beta2
+kind: RedisCluster
+metadata:
+  name: redis-cluster-v1beta2
+status:
+  readyFollowerReplicas: 3
+  readyLeaderReplicas: 3

tests/e2e-chainsaw/v1beta2/keep-pvc/redis-cluster/ready-pvc.yaml

@@ -0,0 +1,181 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-leader-0
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-leader-1
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-leader-2
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-follower-0
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-follower-1
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: node-conf-redis-cluster-v1beta2-follower-2
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+
+---
+
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-leader-redis-cluster-v1beta2-leader-0
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-leader-redis-cluster-v1beta2-leader-1
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-leader-redis-cluster-v1beta2-leader-2
+  labels:
+    app: redis-cluster-v1beta2-leader
+    redis_setup_type: cluster
+    role: leader
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-follower-redis-cluster-v1beta2-follower-0
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-follower-redis-cluster-v1beta2-follower-1
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redis-cluster-v1beta2-follower-redis-cluster-v1beta2-follower-2
+  labels:
+    app: redis-cluster-v1beta2-follower
+    redis_setup_type: cluster
+    role: follower
+status:
+  accessModes:
+  - ReadWriteOnce
+  capacity:
+    storage: 1Gi
+  phase: Bound