define new variables

pkg/apis/acid.zalan.do/v1/crds.go

@@ -1497,6 +1497,12 @@ var OperatorConfigCRDResourceValidation = apiextv1.CustomResourceValidation{
 							"pod_role_label": {
 								Type: "string",
 							},
+							"pod_leader_label_value": {
+								Type: "string",
+							},
+							"pod_standby_leader_label_value": {
+								Type: "string",
+							},
 							"pod_service_account_definition": {
 								Type: "string",
 							},

pkg/apis/acid.zalan.do/v1/operator_configuration_type.go

@@ -81,6 +81,8 @@ type KubernetesMetaConfiguration struct {
 	InfrastructureRolesSecretName          spec.NamespacedName          `json:"infrastructure_roles_secret_name,omitempty"`
 	InfrastructureRolesDefs                []*config.InfrastructureRole `json:"infrastructure_roles_secrets,omitempty"`
 	PodRoleLabel                           string                       `json:"pod_role_label,omitempty"`
+	PodLeaderLabelValue                    string                       `json:"pod_leader_label_value,omitempty"`
+	PodStandbyLeaderLabelValue             string                       `json:"pod_standby_leader_label_value,omitempty"`
 	ClusterLabels                          map[string]string            `json:"cluster_labels,omitempty"`
 	InheritedLabels                        []string                     `json:"inherited_labels,omitempty"`
 	InheritedAnnotations                   []string                     `json:"inherited_annotations,omitempty"`

pkg/cluster/k8sres.go

@@ -950,6 +950,14 @@ func (c *Cluster) generateSpiloPodEnvVars(
 			Name:  "KUBERNETES_ROLE_LABEL",
 			Value: c.OpConfig.PodRoleLabel,
 		},
+		{
+			Name:  "KUBERNETES_LEADER_LABEL_VALUE",
+			Value: c.OpConfig.PodLeaderLabelValue,
+		},
+		{
+			Name: "KUBERNETES_STANDBY_LEADER_LABEL_VALUE",
+			Value: c.OpConfig.PodStandbyLeaderLabelValue,
+		}
 		{
 			Name: "PGPASSWORD_SUPERUSER",
 			ValueFrom: &v1.EnvVarSource{

pkg/util/config/config.go

@@ -48,6 +48,8 @@ type Resources struct {
 	DeleteAnnotationDateKey       string              `name:"delete_annotation_date_key"`
 	DeleteAnnotationNameKey       string              `name:"delete_annotation_name_key"`
 	PodRoleLabel                  string              `name:"pod_role_label" default:"spilo-role"`
+	PodLeaderLabelValue           string              `name:"pod_leader_label_value" default:"master"`
+	PodStandbyLeaderLabelValue    string              `name:"pod_standby_leader_label_value" default:"master"`
 	PodToleration                 map[string]string   `name:"toleration" default:""`
 	DefaultCPURequest             string              `name:"default_cpu_request"`
 	DefaultMemoryRequest          string              `name:"default_memory_request"`