Upgrade k8s.io/client-go to version 2

vendor/k8s.io/client-go/pkg/api/field_constants.go

@@ -0,0 +1,38 @@
+/*
+Copyright 2016 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 api
+
+// Field path constants that are specific to the internal API
+// representation.
+const (
+	NodeUnschedulableField = "spec.unschedulable"
+	ObjectNameField        = "metadata.name"
+	PodHostField           = "spec.nodeName"
+	PodStatusField         = "status.phase"
+	SecretTypeField        = "type"
+
+	EventReasonField                  = "reason"
+	EventSourceField                  = "source"
+	EventTypeField                    = "type"
+	EventInvolvedKindField            = "involvedObject.kind"
+	EventInvolvedNamespaceField       = "involvedObject.namespace"
+	EventInvolvedNameField            = "involvedObject.name"
+	EventInvolvedUIDField             = "involvedObject.uid"
+	EventInvolvedAPIVersionField      = "involvedObject.apiVersion"
+	EventInvolvedResourceVersionField = "involvedObject.resourceVersion"
+	EventInvolvedFieldPathField       = "involvedObject.fieldPath"
+)