change cluster schema (#2026)

* change cluster schema

* change cluster schema

vendor/sigs.k8s.io/kubefed/pkg/controller/util/constants.go

@@ -0,0 +1,76 @@
+/*
+Copyright 2018 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package util
+
+import (
+	"time"
+)
+
+// Providing 0 duration to an informer indicates that resync should be delayed as long as possible
+const (
+	NoResyncPeriod time.Duration = 0 * time.Second
+
+	NamespaceName = "namespaces"
+	NamespaceKind = "Namespace"
+
+	ServiceKind = "Service"
+
+	ServiceAccountKind = "ServiceAccount"
+
+	// The following fields are used to interact with unstructured
+	// resources.
+
+	// Common fields
+	SpecField     = "spec"
+	StatusField   = "status"
+	MetadataField = "metadata"
+
+	// ServiceAccount fields
+	SecretsField = "secrets"
+
+	// Scale types
+	ReplicasField       = "replicas"
+	RetainReplicasField = "retainReplicas"
+
+	// Template fields
+	TemplateField = "template"
+
+	// Placement fields
+	PlacementField       = "placement"
+	ClusterSelectorField = "clusterSelector"
+	MatchLabelsField     = "matchLabels"
+
+	// Override fields
+	OverridesField        = "overrides"
+	ClusterNameField      = "clusterName"
+	ClusterOverridesField = "clusterOverrides"
+	PathField             = "path"
+	ValueField            = "value"
+
+	// Cluster reference
+	ClustersField = "clusters"
+	NameField     = "name"
+)
+
+type ReconciliationStatus int
+
+const (
+	StatusAllOK ReconciliationStatus = iota
+	StatusNeedsRecheck
+	StatusError
+	StatusNotSynced
+)