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🌱 check registration webhook deployment for HubRegistrationDegraded condition #1043

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🌱 check registration webhook deployment for HubRegistrationDegraded condition #1043

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38 changes: 22 additions & 16 deletions ...operators/clustermanager/controllers/statuscontroller/clustermanager_status_controller.go
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Original file line number Diff line number Diff line change
Expand Up @@ -88,24 +88,30 @@ func (s *clusterManagerStatusController) sync(ctx context.Context, controllerCon
// updateStatusOfRegistration checks registration deployment status and updates condition of clustermanager
func (s *clusterManagerStatusController) updateStatusOfRegistration(clusterManagerName, clusterManagerNamespace string) metav1.Condition {
// Check registration deployment status
registrationDeploymentName := fmt.Sprintf("%s-registration-controller", clusterManagerName)
registrationDeployment, err := s.deploymentLister.Deployments(clusterManagerNamespace).Get(registrationDeploymentName)
if err != nil {
return metav1.Condition{
Type: operatorapiv1.ConditionHubRegistrationDegraded,
Status: metav1.ConditionTrue,
Reason: operatorapiv1.ReasonGetRegistrationDeploymentFailed,
Message: fmt.Sprintf("Failed to get registration deployment %q %q: %v", clusterManagerNamespace, registrationDeploymentName, err),
}
deployments := []string{
fmt.Sprintf("%s-registration-controller", clusterManagerName),
fmt.Sprintf("%s-registration-webhook", clusterManagerName),
}

if unavailablePod := helpers.NumOfUnavailablePod(registrationDeployment); unavailablePod > 0 {
return metav1.Condition{
Type: operatorapiv1.ConditionHubRegistrationDegraded,
Status: metav1.ConditionTrue,
Reason: operatorapiv1.ReasonUnavailableRegistrationPod,
Message: fmt.Sprintf("%v of requested instances are unavailable of registration deployment %q %q",
unavailablePod, clusterManagerNamespace, registrationDeploymentName),
for _, deploymentName := range deployments {
registrationDeployment, err := s.deploymentLister.Deployments(clusterManagerNamespace).Get(deploymentName)
if err != nil {
return metav1.Condition{
Type: operatorapiv1.ConditionHubRegistrationDegraded,
Status: metav1.ConditionTrue,
Reason: operatorapiv1.ReasonGetRegistrationDeploymentFailed,
Message: fmt.Sprintf("Failed to get registration deployment %q %q: %v", clusterManagerNamespace, deploymentName, err),
}
}

if unavailablePod := helpers.NumOfUnavailablePod(registrationDeployment); unavailablePod > 0 {
return metav1.Condition{
Type: operatorapiv1.ConditionHubRegistrationDegraded,
Status: metav1.ConditionTrue,
Reason: operatorapiv1.ReasonUnavailableRegistrationPod,
Message: fmt.Sprintf("%v of requested instances are unavailable of registration deployment %q %q",
unavailablePod, clusterManagerNamespace, deploymentName),
}
}
}

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39 changes: 38 additions & 1 deletion ...tors/clustermanager/controllers/statuscontroller/clustermanager_status_controller_test.go
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Expand Up @@ -59,6 +59,21 @@ func newRegistrationDeployment(desiredReplica, availableReplica int32) *appsv1.D
}
}

func newRegistrationWebhookDeployment(desiredReplica, availableReplica int32) *appsv1.Deployment {
return &appsv1.Deployment{
ObjectMeta: metav1.ObjectMeta{
Name: fmt.Sprintf("%s-registration-webhook", testClusterManagerName),
Namespace: "open-cluster-management-hub",
},
Spec: appsv1.DeploymentSpec{
Replicas: &desiredReplica,
},
Status: appsv1.DeploymentStatus{
AvailableReplicas: availableReplica,
},
}
}

func newPlacementDeployment(desiredReplica, availableReplica int32) *appsv1.Deployment {
return &appsv1.Deployment{
ObjectMeta: metav1.ObjectMeta{
Expand Down Expand Up @@ -145,11 +160,33 @@ func TestSyncStatus(t *testing.T) {
testinghelper.AssertOnlyConditions(t, klusterlet, appliedCond, expectedCondition1, expectedCondition2)
},
},
{
name: "unavailable registration webhook pods and placement functional",
queueKey: testClusterManagerName,
clusterManagers: []runtime.Object{newClusterManager()},
deployments: []runtime.Object{
newRegistrationDeployment(3, 3),
newRegistrationWebhookDeployment(3, 0),
newPlacementDeployment(3, 3),
},
validateActions: func(t *testing.T, actions []clienttesting.Action) {
testingcommon.AssertActions(t, actions, "patch")
klusterlet := &operatorapiv1.Klusterlet{}
patchData := actions[0].(clienttesting.PatchActionImpl).Patch
err := json.Unmarshal(patchData, klusterlet)
if err != nil {
t.Fatal(err)
}
expectedCondition1 := testinghelper.NamedCondition(operatorapiv1.ConditionHubRegistrationDegraded, "UnavailableRegistrationPod", metav1.ConditionTrue)
expectedCondition2 := testinghelper.NamedCondition(operatorapiv1.ConditionHubPlacementDegraded, "PlacementFunctional", metav1.ConditionFalse)
testinghelper.AssertOnlyConditions(t, klusterlet, appliedCond, expectedCondition1, expectedCondition2)
},
},
{
name: "registration functional and no placement deployment",
queueKey: testClusterManagerName,
clusterManagers: []runtime.Object{newClusterManager()},
deployments: []runtime.Object{newRegistrationDeployment(3, 3)},
deployments: []runtime.Object{newRegistrationDeployment(3, 3), newRegistrationWebhookDeployment(3, 3)},
validateActions: func(t *testing.T, actions []clienttesting.Action) {
testingcommon.AssertActions(t, actions, "patch")
klusterlet := &operatorapiv1.Klusterlet{}
Expand Down
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