chore: add an actionset api to delay postReady job after cluster running

Author: cjc7373

controllers/dataprotection/restore_controller.go

@@ -41,6 +41,7 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/log"
 	"sigs.k8s.io/controller-runtime/pkg/reconcile"
 
+	kbappsv1 "github.com/apecloud/kubeblocks/apis/apps/v1"
 	dpv1alpha1 "github.com/apecloud/kubeblocks/apis/dataprotection/v1alpha1"
 	"github.com/apecloud/kubeblocks/pkg/constant"
 	intctrlutil "github.com/apecloud/kubeblocks/pkg/controllerutil"
@@ -468,6 +469,28 @@ func (r *RestoreReconciler) handleBackupActionSet(reqCtx intctrlutil.RequestCtx,
 		return isCompleted, err
 	}
 
+	checkClusterRunning := func() (pass bool, err error) {
+		v, ok := backupSet.ActionSet.Annotations[constant.DoReadyRestoreAfterClusterRunningAnnotationKey]
+		if !ok || v != "true" {
+			return true, nil
+		}
+		cluster := &kbappsv1.Cluster{}
+		clusterName, ok := restoreMgr.Restore.Labels[constant.AppInstanceLabelKey]
+		if !ok {
+			reqCtx.Log.V(2).Info("restore cr missing AppInstanceLabel")
+			return true, nil
+		}
+		if err := r.Client.Get(reqCtx.Ctx, client.ObjectKey{Name: clusterName, Namespace: restoreMgr.Restore.Namespace}, cluster); err != nil {
+			return false, err
+		}
+		if cluster.Status.Phase != kbappsv1.RunningClusterPhase {
+			reqCtx.Recorder.Event(restoreMgr.Restore, corev1.EventTypeWarning, dprestore.ReasonWaitForClusterRunning, "wait for cluster entering running phase")
+			return false, nil
+		}
+		return true, nil
+	}
+
+	// 2. build jobs
 	var jobs []*batchv1.Job
 	switch stage {
 	case dpv1alpha1.PrepareData:
@@ -478,7 +501,13 @@ func (r *RestoreReconciler) handleBackupActionSet(reqCtx intctrlutil.RequestCtx,
 		}
 		jobs, err = restoreMgr.BuildPrepareDataJobs(reqCtx, r.Client, backupSet, target, actionName)
 	case dpv1alpha1.PostReady:
-		// 2. build jobs for postReady action
+		// check if need to delay job creation until cluster running
+		var pass bool
+		pass, err = checkClusterRunning()
+		if err != nil || !pass {
+			return false, err
+		}
+
 		jobs, err = restoreMgr.BuildPostReadyActionJobs(reqCtx, r.Client, backupSet, target, step)
 	}
 	if err != nil {

controllers/dataprotection/restore_controller_test.go

@@ -35,6 +35,7 @@ import (
 	testclocks "k8s.io/utils/clock/testing"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 
+	kbappsv1 "github.com/apecloud/kubeblocks/apis/apps/v1"
 	dpv1alpha1 "github.com/apecloud/kubeblocks/apis/dataprotection/v1alpha1"
 	"github.com/apecloud/kubeblocks/pkg/constant"
 	dprestore "github.com/apecloud/kubeblocks/pkg/dataprotection/restore"
@@ -483,10 +484,10 @@ var _ = Describe("Restore Controller test", func() {
 		})
 
 		Context("test postReady stage", func() {
-			var _ *testdp.BackupClusterInfo
+			var backupClusterInfo *testdp.BackupClusterInfo
 			BeforeEach(func() {
 				By("fake a new cluster")
-				_ = testdp.NewFakeCluster(&testCtx)
+				backupClusterInfo = testdp.NewFakeCluster(&testCtx)
 			})
 
 			It("test post ready actions", func() {
@@ -580,6 +581,7 @@ var _ = Describe("Restore Controller test", func() {
 				})).Should(Succeed())
 
 			})
+
 			It("test parameters env", func() {
 				By("set schema and parameters in actionSet")
 				testdp.MockActionSetWithSchema(&testCtx, actionSet)
@@ -602,6 +604,56 @@ var _ = Describe("Restore Controller test", func() {
 				By("expect parameters env in restore jobs")
 				checkJobParametersEnv(restore)
 			})
+
+			It("respects DoReadyRestoreAfterClusterRunning annotation", func() {
+				By("set annotation for actionset")
+				Expect(testapps.ChangeObj(&testCtx, actionSet, func(set *dpv1alpha1.ActionSet) {
+					set.Spec.Restore.PrepareData = nil
+					if set.Annotations == nil {
+						set.Annotations = make(map[string]string)
+					}
+					set.Annotations[constant.DoReadyRestoreAfterClusterRunningAnnotationKey] = "true"
+				})).Should(Succeed())
+
+				By("create restore cr")
+				matchLabels := map[string]string{
+					constant.AppInstanceLabelKey: testdp.ClusterName,
+				}
+				restore := initResourcesAndWaitRestore(true, false, false, "", dpv1alpha1.RestorePhaseRunning,
+					func(f *testdp.MockRestoreFactory) {
+						f.
+							SetConnectCredential(testdp.ClusterName).
+							SetJobActionConfig(matchLabels).
+							SetExecActionConfig(matchLabels).
+							SetLabels(matchLabels)
+					}, nil)
+
+				By("check event fired")
+				Eventually(func() bool {
+					eventList := &corev1.EventList{}
+					err := k8sClient.List(ctx, eventList, client.InNamespace(backupClusterInfo.Cluster.Namespace))
+					if err != nil {
+						return false
+					}
+					for _, e := range eventList.Items {
+						if e.Reason == dprestore.ReasonWaitForClusterRunning && e.InvolvedObject.Name == restore.Name {
+							return true
+						}
+					}
+					return false
+
+				}).Should(BeTrue())
+
+				By("mock cluster running")
+				Expect(testapps.ChangeObjStatus(&testCtx, backupClusterInfo.Cluster, func() {
+					backupClusterInfo.Cluster.Status.Phase = kbappsv1.RunningClusterPhase
+				})).Should(Succeed())
+
+				By("check job created")
+				Eventually(testapps.List(&testCtx, generics.JobSignature,
+					client.MatchingLabels{dprestore.DataProtectionRestoreLabelKey: restore.Name},
+					client.InNamespace(testCtx.DefaultNamespace))).Should(HaveLen(2))
+			})
 		})
 
 		Context("test cross namespace", func() {

pkg/constant/annotations.go

@@ -59,6 +59,14 @@ const (
 	MultiClusterServicePlacementKey = "apps.kubeblocks.io/multi-cluster-service-placement"
 )
 
+// annotations for data protection
+const (
+	// DoReadyRestoreAfterClusterRunningAnnotationKey is an experimental api to delay postReady restore job after cluster is running
+	// It should be set to "true" in actionset cr.
+	// This api may later added to action spec and replace the old api which is in cluster restore annotaion (kubeblocks.io/restore-from-backup)
+	DoReadyRestoreAfterClusterRunningAnnotationKey = "dataprotection.kubeblocks.io/do-ready-restore-after-cluster-running"
+)
+
 func InheritedAnnotations() []string {
 	return []string{
 		RestoreFromBackupAnnotationKey,

pkg/dataprotection/restore/types.go

@@ -41,6 +41,7 @@ const (
 	ReasonProcessing                  = "Processing"
 	ReasonFailed                      = "Failed"
 	ReasonSucceed                     = "Succeed"
+	ReasonWaitForClusterRunning       = "WaitForClusterRunning"
 	reasonCreateRestoreJob            = "CreateRestoreJob"
 	reasonCreateRestorePVC            = "CreateRestorePVC"
 )