remove some not very useful update events

pkg/controller/backup_schedule_status_updater.go

@@ -24,7 +24,6 @@ import (
 	informers "github.com/pingcap/tidb-operator/pkg/client/informers/externalversions/pingcap/v1alpha1"
 	listers "github.com/pingcap/tidb-operator/pkg/client/listers/pingcap/v1alpha1"
 	corev1 "k8s.io/api/core/v1"
-	apiequality "k8s.io/apimachinery/pkg/api/equality"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	"k8s.io/client-go/tools/cache"
 	"k8s.io/client-go/tools/record"
@@ -82,9 +81,6 @@ func (bss *realBackupScheduleStatusUpdater) UpdateBackupScheduleStatus(
 
 		return updateErr
 	})
-	if !apiequality.Semantic.DeepEqual(newStatus, oldStatus) {
-		bss.recordBackupScheduleEvent("update", bs, err)
-	}
 	return err
 }
 

pkg/controller/backup_status_updater.go

@@ -77,9 +77,6 @@ func (bcu *realBackupConditionUpdater) Update(backup *v1alpha1.Backup, condition
 		}
 		return nil
 	})
-	if isUpdate {
-		bcu.recordBackupEvent("update", backup, err)
-	}
 	return err
 }
 

pkg/controller/configmap_control.go

@@ -90,7 +90,6 @@ func (cc *realConfigMapControl) UpdateConfigMap(owner runtime.Object, cm *corev1
 
 		return updateErr
 	})
-	cc.recordConfigMapEvent("update", owner, cm, err)
 	return updatedCm, err
 }
 

pkg/controller/configmap_control_test.go

@@ -81,10 +81,6 @@ func TestConfigMapControlUpdateConfigMap(t *testing.T) {
 	updatecm, err := control.UpdateConfigMap(tc, cm)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatecm.Data["file"]).To(Equal("test"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestConfigMapControlUpdateConfigMapConflictSuccess(t *testing.T) {
@@ -113,10 +109,6 @@ func TestConfigMapControlUpdateConfigMapConflictSuccess(t *testing.T) {
 	updatecm, err := control.UpdateConfigMap(tc, cm)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatecm.Data["file"]).To(Equal("test"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestConfigMapControlDeleteConfigMap(t *testing.T) {

pkg/controller/generic_control.go

@@ -374,7 +374,6 @@ func (c *realGenericControlInterface) CreateOrUpdate(controller, obj runtime.Obj
 		// 5. check if the copy is actually mutated
 		if !apiequality.Semantic.DeepEqual(existing, mutated) {
 			err := c.client.Update(context.TODO(), mutated)
-			c.RecordControllerEvent("update", controller, mutated, err)
 			return mutated, err
 		}
 

pkg/controller/pod_control.go

@@ -93,7 +93,6 @@ func (rpc *realPodControl) UpdatePod(tc *v1alpha1.TidbCluster, pod *corev1.Pod)
 
 		return updateErr
 	})
-	rpc.recordPodEvent("update", tc, podName, err)
 	return updatePod, err
 }
 
@@ -185,7 +184,6 @@ func (rpc *realPodControl) UpdateMetaInfo(tc *v1alpha1.TidbCluster, pod *corev1.
 		return updateErr
 	})
 
-	rpc.recordPodEvent("update", tc, podName, err)
 	return updatePod, err
 }
 

pkg/controller/pod_control_test.go

@@ -82,10 +82,6 @@ func TestPodControlUpdateMetaInfoSuccess(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pod)
 	g.Expect(err).To(Succeed())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPodControlUpdateMetaInfoGetClusterFailed(t *testing.T) {
@@ -129,9 +125,6 @@ func TestPodControlUpdateMetaInfoGetClusterFailed(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pod)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(0))
 }
 
 func TestPodControlUpdateMetaInfoGetMemberFailed(t *testing.T) {
@@ -172,9 +165,6 @@ func TestPodControlUpdateMetaInfoGetMemberFailed(t *testing.T) {
 	pod.Labels[label.ComponentLabelKey] = label.PDLabelVal
 	_, err := control.UpdateMetaInfo(tc, pod)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(0))
 }
 
 func TestPodControlUpdateMetaInfoGetStoreFailed(t *testing.T) {
@@ -210,9 +200,6 @@ func TestPodControlUpdateMetaInfoGetStoreFailed(t *testing.T) {
 	pod.Labels[label.ComponentLabelKey] = label.TiKVLabelVal
 	_, err := control.UpdateMetaInfo(tc, pod)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(0))
 }
 
 func TestPodControlUpdateMetaInfoUpdatePodFailed(t *testing.T) {
@@ -259,10 +246,6 @@ func TestPodControlUpdateMetaInfoUpdatePodFailed(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pod)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeWarning))
 }
 
 func TestPodControlUpdateMetaInfoConflictSuccess(t *testing.T) {
@@ -320,15 +303,10 @@ func TestPodControlUpdateMetaInfoConflictSuccess(t *testing.T) {
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePod.Labels[label.StoreIDLabelKey]).To(Equal("333"))
 	g.Expect(updatePod.Labels[label.ClusterIDLabelKey]).To(Equal("222"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPodControlUpdatePod(t *testing.T) {
 	g := NewGomegaWithT(t)
-	recorder := record.NewFakeRecorder(10)
 	tc := newTidbCluster()
 	pod := newPod(tc)
 	pod.Annotations = map[string]string{"a": "b"}
@@ -343,15 +321,10 @@ func TestPodControlUpdatePod(t *testing.T) {
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePod.Annotations["a"]).To(Equal("b"))
 	g.Expect(updatePod.Labels["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPodControlUpdatePodConflictSuccess(t *testing.T) {
 	g := NewGomegaWithT(t)
-	recorder := record.NewFakeRecorder(10)
 	tc := newTidbCluster()
 	pod := newPod(tc)
 	pod.Annotations = map[string]string{"a": "b"}
@@ -374,10 +347,6 @@ func TestPodControlUpdatePodConflictSuccess(t *testing.T) {
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePod.Annotations["a"]).To(Equal("b"))
 	g.Expect(updatePod.Labels["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func newFakeClientRecorderAndPDControl() (*fake.Clientset, *pdapi.FakePDControl, corelisters.PodLister, cache.Indexer, *record.FakeRecorder) {

pkg/controller/pv_control.go

@@ -153,7 +153,6 @@ func (rpc *realPVControl) UpdateMetaInfo(tc *v1alpha1.TidbCluster, pv *corev1.Pe
 		return updateErr
 	})
 
-	rpc.recordPVEvent("update", tc, pvName, err)
 	return updatePV, err
 }
 

pkg/controller/pv_control_test.go

@@ -106,10 +106,6 @@ func TestPVControlUpdateMetaInfoSuccess(t *testing.T) {
 	updatePV, err := control.UpdateMetaInfo(tc, pv)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePV.Annotations["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPVControlUpdateMetaInfoUpdatePVFailed(t *testing.T) {
@@ -128,10 +124,6 @@ func TestPVControlUpdateMetaInfoUpdatePVFailed(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pv)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeWarning))
 }
 
 func TestPVControlUpdateMetaInfoGetPVCFailed(t *testing.T) {
@@ -148,9 +140,6 @@ func TestPVControlUpdateMetaInfoGetPVCFailed(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pv)
 	g.Expect(err).To(Succeed())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(0))
 }
 
 func TestPVControlUpdateMetaInfoConflictSuccess(t *testing.T) {
@@ -179,10 +168,6 @@ func TestPVControlUpdateMetaInfoConflictSuccess(t *testing.T) {
 	updatePV, err := control.UpdateMetaInfo(tc, pv)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePV.Annotations["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func newFakeRecorderAndPVCInformer() (*fake.Clientset, coreinformers.PersistentVolumeClaimInformer, coreinformers.PersistentVolumeInformer, *record.FakeRecorder) {

pkg/controller/pvc_control.go

@@ -103,7 +103,6 @@ func (rpc *realPVCControl) UpdatePVC(tc *v1alpha1.TidbCluster, pvc *corev1.Persi
 
 		return updateErr
 	})
-	rpc.recordPVCEvent("update", tc, pvcName, err)
 	return updatePVC, err
 }
 
@@ -161,7 +160,6 @@ func (rpc *realPVCControl) UpdateMetaInfo(tc *v1alpha1.TidbCluster, pvc *corev1.
 
 		return updateErr
 	})
-	rpc.recordPVCEvent("update", tc, pvcName, err)
 	return updatePVC, err
 }
 

pkg/controller/pvc_control_test.go

@@ -48,10 +48,6 @@ func TestPVCControlUpdateMetaInfoSuccess(t *testing.T) {
 	updatePVC, err := control.UpdateMetaInfo(tc, pvc, pod)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePVC.Annotations[label.AnnPodNameKey]).To(Equal(pod.GetName()))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPVCControlUpdateMetaInfoFailed(t *testing.T) {
@@ -66,10 +62,6 @@ func TestPVCControlUpdateMetaInfoFailed(t *testing.T) {
 	})
 	_, err := control.UpdateMetaInfo(tc, pvc, pod)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeWarning))
 }
 
 func TestPVCControlUpdateMetaInfoConflictSuccess(t *testing.T) {
@@ -93,10 +85,6 @@ func TestPVCControlUpdateMetaInfoConflictSuccess(t *testing.T) {
 	updatePVC, err := control.UpdateMetaInfo(tc, pvc, pod)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePVC.Annotations[label.AnnPodNameKey]).To(Equal(pod.GetName()))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPVCControlUpdatePVCSuccess(t *testing.T) {
@@ -114,10 +102,6 @@ func TestPVCControlUpdatePVCSuccess(t *testing.T) {
 	updatePVC, err := control.UpdatePVC(tc, pvc)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePVC.Annotations["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestPVCControlUpdatePVCFailed(t *testing.T) {
@@ -131,10 +115,6 @@ func TestPVCControlUpdatePVCFailed(t *testing.T) {
 	})
 	_, err := control.UpdatePVC(tc, pvc)
 	g.Expect(err).To(HaveOccurred())
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeWarning))
 }
 
 func TestPVCControlUpdatePVCConflictSuccess(t *testing.T) {
@@ -158,10 +138,6 @@ func TestPVCControlUpdatePVCConflictSuccess(t *testing.T) {
 	updatePVC, err := control.UpdatePVC(tc, pvc)
 	g.Expect(err).To(Succeed())
 	g.Expect(updatePVC.Annotations["a"]).To(Equal("b"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func newFakeClientAndRecorder() (*fake.Clientset, corelisters.PersistentVolumeClaimLister, cache.Indexer, *record.FakeRecorder) {

pkg/controller/restore_status_updater.go

@@ -77,9 +77,6 @@ func (rcu *realRestoreConditionUpdater) Update(restore *v1alpha1.Restore, condit
 		}
 		return nil
 	})
-	if isUpdate {
-		rcu.recordRestoreEvent("update", restore, err)
-	}
 	return err
 }
 

pkg/controller/service_control.go

@@ -87,7 +87,6 @@ func (sc *realServiceControl) UpdateService(tc *v1alpha1.TidbCluster, svc *corev
 
 		return updateErr
 	})
-	sc.recordServiceEvent("update", tc, svc, err)
 	return updateSvc, err
 }
 

pkg/controller/service_control_test.go

@@ -80,10 +80,6 @@ func TestServiceControlUpdateService(t *testing.T) {
 	updateSvc, err := control.UpdateService(tc, svc)
 	g.Expect(err).To(Succeed())
 	g.Expect(updateSvc.Spec.ClusterIP).To(Equal("1.1.1.1"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestServiceControlUpdateServiceConflictSuccess(t *testing.T) {
@@ -112,10 +108,6 @@ func TestServiceControlUpdateServiceConflictSuccess(t *testing.T) {
 	updateSvc, err := control.UpdateService(tc, svc)
 	g.Expect(err).To(Succeed())
 	g.Expect(updateSvc.Spec.ClusterIP).To(Equal("1.1.1.1"))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestServiceControlDeleteService(t *testing.T) {

pkg/controller/stateful_set_control.go

@@ -93,7 +93,6 @@ func (sc *realStatefulSetControl) UpdateStatefulSet(tc *v1alpha1.TidbCluster, se
 		return updateErr
 	})
 
-	sc.recordStatefulSetEvent("update", tc, set, err)
 	return updatedSS, err
 }
 

pkg/controller/stateful_set_control_test.go

@@ -97,10 +97,6 @@ func TestStatefulSetControlUpdateStatefulSet(t *testing.T) {
 	updateSS, err := control.UpdateStatefulSet(tc, set)
 	g.Expect(err).To(Succeed())
 	g.Expect(int(*updateSS.Spec.Replicas)).To(Equal(100))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestStatefulSetControlUpdateStatefulSetConflictSuccess(t *testing.T) {
@@ -129,10 +125,6 @@ func TestStatefulSetControlUpdateStatefulSetConflictSuccess(t *testing.T) {
 	updateSS, err := control.UpdateStatefulSet(tc, set)
 	g.Expect(err).To(Succeed())
 	g.Expect(int(*updateSS.Spec.Replicas)).To(Equal(100))
-
-	events := collectEvents(recorder.Events)
-	g.Expect(events).To(HaveLen(1))
-	g.Expect(events[0]).To(ContainSubstring(corev1.EventTypeNormal))
 }
 
 func TestStatefulSetControlDeleteStatefulSet(t *testing.T) {

pkg/controller/tidbcluster_control.go

@@ -80,9 +80,6 @@ func (rtc *realTidbClusterControl) UpdateTidbCluster(tc *v1alpha1.TidbCluster, n
 
 		return updateErr
 	})
-	if !deepEqualExceptHeartbeatTime(newStatus.DeepCopy(), oldStatus.DeepCopy()) {
-		rtc.recordTidbClusterEvent("update", tc, err)
-	}
 	return updateTC, err
 }