minor changes

pkg/cluster/connection_pooler.go

@@ -334,12 +334,15 @@ func (c *Cluster) generateConnectionPoolerDeployment(connectionPooler *Connectio
 		return nil, err
 	}
 
+	annotations := c.annotationsSet(nil)
+	annotations = c.AnnotationsToPropagate(annotations)
+
 	deployment := &appsv1.Deployment{
 		ObjectMeta: metav1.ObjectMeta{
 			Name:        connectionPooler.Name,
 			Namespace:   connectionPooler.Namespace,
 			Labels:      c.connectionPoolerLabels(connectionPooler.Role, true).MatchLabels,
-			Annotations: c.annotationsSet(map[string]string{}),
+			Annotations: annotations,
 			// make StatefulSet object its owner to represent the dependency.
 			// By itself StatefulSet is being deleted with "Orphaned"
 			// propagation policy, which means that it's deletion will not
@@ -868,7 +871,7 @@ func (c *Cluster) syncConnectionPoolerWorker(oldSpec, newSpec *acidv1.Postgresql
 
 	newAnnotations := c.annotationsSet(c.ConnectionPooler[role].Deployment.Annotations)
 	newAnnotations = c.AnnotationsToPropagate(newAnnotations)
-	if newAnnotations != nil {
+	if newAnnotations != nil && len(newAnnotations) > 0 {
 		deployment, err = updateConnectionPoolerAnnotations(c.KubeClient, c.ConnectionPooler[role].Deployment, newAnnotations)
 		if err != nil {
 			return nil, err

pkg/cluster/k8sres.go

@@ -1226,7 +1226,7 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
 		return nil, fmt.Errorf("could not set the pod management policy to the unknown value: %v", c.OpConfig.PodManagementPolicy)
 	}
 
-	stsAnnotations := c.annotationsSet(map[string]string{})
+	stsAnnotations := c.annotationsSet(nil)
 	stsAnnotations = c.AnnotationsToPropagate(stsAnnotations)
 	stsAnnotations[rollingUpdateStatefulsetAnnotationKey] = strconv.FormatBool(false)
 
@@ -1531,7 +1531,7 @@ func (c *Cluster) generateSingleUserSecret(namespace string, pgUser spec.PgUser)
 			Name:        c.credentialSecretName(username),
 			Namespace:   namespace,
 			Labels:      c.labelsSet(true),
-			Annotations: c.annotationsSet(map[string]string{}),
+			Annotations: c.annotationsSet(nil),
 		},
 		Type: v1.SecretTypeOpaque,
 		Data: map[string][]byte{
@@ -1652,10 +1652,9 @@ func (c *Cluster) generateServiceAnnotations(role PostgresRole, spec *acidv1.Pos
 func (c *Cluster) generateEndpoint(role PostgresRole, subsets []v1.EndpointSubset) *v1.Endpoints {
 	endpoints := &v1.Endpoints{
 		ObjectMeta: metav1.ObjectMeta{
-			Name:        c.endpointName(role),
-			Namespace:   c.Namespace,
-			Labels:      c.roleLabelsSet(true, role),
-			Annotations: c.annotationsSet(map[string]string{}),
+			Name:      c.endpointName(role),
+			Namespace: c.Namespace,
+			Labels:    c.roleLabelsSet(true, role),
 		},
 	}
 	if len(subsets) > 0 {
@@ -1812,7 +1811,7 @@ func (c *Cluster) generatePodDisruptionBudget() *policybeta1.PodDisruptionBudget
 			Name:        c.podDisruptionBudgetName(),
 			Namespace:   c.Namespace,
 			Labels:      c.labelsSet(true),
-			Annotations: c.annotationsSet(map[string]string{}),
+			Annotations: c.annotationsSet(nil),
 		},
 		Spec: policybeta1.PodDisruptionBudgetSpec{
 			MinAvailable: &minAvailable,
@@ -1935,7 +1934,7 @@ func (c *Cluster) generateLogicalBackupJob() (*batchv1beta1.CronJob, error) {
 			Name:        c.getLogicalBackupJobName(),
 			Namespace:   c.Namespace,
 			Labels:      c.labelsSet(true),
-			Annotations: c.annotationsSet(map[string]string{}),
+			Annotations: c.annotationsSet(nil),
 		},
 		Spec: batchv1beta1.CronJobSpec{
 			Schedule:          schedule,

pkg/cluster/sync.go

@@ -403,11 +403,10 @@ func (c *Cluster) AnnotationsToPropagate(annotations map[string]string) map[stri
 		annotations = make(map[string]string)
 	}
 
-	toPropagateAnnotations := c.OpConfig.DownscalerAnnotations
-	pgCRDAnnotations := c.Postgresql.ObjectMeta.GetAnnotations()
+	pgCRDAnnotations := c.ObjectMeta.Annotations
 
-	if toPropagateAnnotations != nil && pgCRDAnnotations != nil {
-		for _, anno := range toPropagateAnnotations {
+	if pgCRDAnnotations != nil {
+		for _, anno := range c.OpConfig.DownscalerAnnotations {
 			for k, v := range pgCRDAnnotations {
 				matched, err := regexp.MatchString(anno, k)
 				if err != nil {

pkg/cluster/util.go

@@ -277,17 +277,18 @@ func (c *Cluster) annotationsSet(annotations map[string]string) map[string]strin
 	if annotations == nil {
 		annotations = make(map[string]string)
 	}
+
+	pgCRDAnnotations := c.ObjectMeta.Annotations
+
 	// allow to inherit certain labels from the 'postgres' object
-	if spec, err := c.GetSpec(); err == nil {
-		for k, v := range spec.ObjectMeta.Annotations {
+	if pgCRDAnnotations != nil {
+		for k, v := range pgCRDAnnotations {
 			for _, match := range c.OpConfig.InheritedAnnotations {
 				if k == match {
 					annotations[k] = v
 				}
 			}
 		}
-	} else {
-		c.logger.Warningf("could not get the list of InheritedAnnoations for cluster %q: %v", c.Name, err)
 	}
 
 	if len(annotations) > 0 {

pkg/cluster/util_test.go

@@ -67,7 +67,7 @@ func TestInheritedAnnotations(t *testing.T) {
 	cluster.Create()
 
 	// test annotationsSet function
-	inheritedAnnotations := cluster.annotationsSet(map[string]string{})
+	inheritedAnnotations := cluster.annotationsSet(nil)
 
 	listOptions := metav1.ListOptions{
 		LabelSelector: cluster.labelsSet(false).String(),