additional printer columns for CRDs (#653)

* additional printer columns for CRDs

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

@@ -19,7 +19,91 @@ const (
 	OperatorConfigCRDResourceShort  = "opconfig"
 )
 
-func buildCRD(name, kind, plural, short string) *apiextv1beta1.CustomResourceDefinition {
+// PostgresCRDResourceColumns definition of AdditionalPrinterColumns for postgresql CRD
+var PostgresCRDResourceColumns = []apiextv1beta1.CustomResourceColumnDefinition{
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Team",
+		Type:        "string",
+		Description: "Team responsible for Postgres cluster",
+		JSONPath:    ".spec.teamId",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Version",
+		Type:        "string",
+		Description: "PostgreSQL version",
+		JSONPath:    ".spec.postgresql.version",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Pods",
+		Type:        "integer",
+		Description: "Number of Pods per Postgres cluster",
+		JSONPath:    ".spec.numberOfInstances",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Volume",
+		Type:        "string",
+		Description: "Size of the bound volume",
+		JSONPath:    ".spec.volume.size",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "CPU-Request",
+		Type:        "string",
+		Description: "Requested CPU for Postgres containers",
+		JSONPath:    ".spec.resources.requests.cpu",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Memory-Request",
+		Type:        "string",
+		Description: "Requested memory for Postgres containers",
+		JSONPath:    ".spec.resources.requests.memory",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:     "Age",
+		Type:     "date",
+		JSONPath: ".metadata.creationTimestamp",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Status",
+		Type:        "string",
+		Description: "Current sync status of postgresql resource",
+		JSONPath:    ".status.PostgresClusterStatus",
+	},
+}
+
+// OperatorConfigCRDResourceColumns definition of AdditionalPrinterColumns for OperatorConfiguration CRD
+var OperatorConfigCRDResourceColumns = []apiextv1beta1.CustomResourceColumnDefinition{
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Image",
+		Type:        "string",
+		Description: "Spilo image to be used for Pods",
+		JSONPath:    ".configuration.docker_image",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Cluster-Label",
+		Type:        "string",
+		Description: "Label for K8s resources created by operator",
+		JSONPath:    ".configuration.kubernetes.cluster_name_label",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Service-Account",
+		Type:        "string",
+		Description: "Name of service account to be used",
+		JSONPath:    ".configuration.kubernetes.pod_service_account_name",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:        "Min-Instances",
+		Type:        "integer",
+		Description: "Minimum number of instances per Postgres cluster",
+		JSONPath:    ".configuration.min_instances",
+	},
+	apiextv1beta1.CustomResourceColumnDefinition{
+		Name:     "Age",
+		Type:     "date",
+		JSONPath: ".metadata.creationTimestamp",
+	},
+}
+
+func buildCRD(name, kind, plural, short string, columns []apiextv1beta1.CustomResourceColumnDefinition) *apiextv1beta1.CustomResourceDefinition {
 	return &apiextv1beta1.CustomResourceDefinition{
 		ObjectMeta: metav1.ObjectMeta{
 			Name: name,
@@ -36,6 +120,7 @@ func buildCRD(name, kind, plural, short string) *apiextv1beta1.CustomResourceDef
 			Subresources: &apiextv1beta1.CustomResourceSubresources{
 				Status: &apiextv1beta1.CustomResourceSubresourceStatus{},
 			},
+			AdditionalPrinterColumns: columns,
 		},
 	}
 }
@@ -45,7 +130,8 @@ func PostgresCRD() *apiextv1beta1.CustomResourceDefinition {
 	return buildCRD(PostgresCRDResouceName,
 		PostgresCRDResourceKind,
 		PostgresCRDResourcePlural,
-		PostgresCRDResourceShort)
+		PostgresCRDResourceShort,
+		PostgresCRDResourceColumns)
 }
 
 // ConfigurationCRD returns CustomResourceDefinition built from OperatorConfigCRDResource
@@ -53,5 +139,6 @@ func ConfigurationCRD() *apiextv1beta1.CustomResourceDefinition {
 	return buildCRD(OperatorConfigCRDResourceName,
 		OperatorConfigCRDResouceKind,
 		OperatorConfigCRDResourcePlural,
-		OperatorConfigCRDResourceShort)
+		OperatorConfigCRDResourceShort,
+		OperatorConfigCRDResourceColumns)
 }