Update dependencies to v0.21.1-rc.0 tag

Automated cherry pick of #100606 #100660 upstream release 1.21

Kubernetes-commit: 1b217e53de7348da4785624b419a2eea5151d03d

Godeps/Godeps.json

@@ -476,11 +476,11 @@
 		},
 		{
 			"ImportPath": "k8s.io/api",
-			"Rev": "ec4ebef5b234"
+			"Rev": "v0.21.1-rc.0"
 		},
 		{
 			"ImportPath": "k8s.io/apimachinery",
-			"Rev": "ae8b5f5092d3"
+			"Rev": "v0.21.1-rc.0"
 		},
 		{
 			"ImportPath": "k8s.io/gengo",
@@ -488,7 +488,7 @@
 		},
 		{
 			"ImportPath": "k8s.io/klog/v2",
-			"Rev": "v2.5.0"
+			"Rev": "v2.8.0"
 		},
 		{
 			"ImportPath": "k8s.io/kube-openapi",

go.mod

@@ -27,8 +27,8 @@ require (
 	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
 	golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d
 	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba
-	k8s.io/api v0.0.0
-	k8s.io/apimachinery v0.0.0
+	k8s.io/api v0.21.1-rc.0
+	k8s.io/apimachinery v0.21.1-rc.0
 	k8s.io/klog/v2 v2.8.0
 	k8s.io/utils v0.0.0-20201110183641-67b214c5f920
 	sigs.k8s.io/structured-merge-diff/v4 v4.1.0
@@ -36,7 +36,6 @@ require (
 )
 
 replace (
-	k8s.io/api => ../api
-	k8s.io/apimachinery => ../apimachinery
-	k8s.io/client-go => ../client-go
+	k8s.io/api => k8s.io/api v0.21.1-rc.0
+	k8s.io/apimachinery => k8s.io/apimachinery v0.21.1-rc.0
 )

go.sum

@@ -431,6 +431,8 @@ honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
+k8s.io/api v0.21.1-rc.0/go.mod h1:AqW9tzAjFgyYw3b6Q4w14ddjhqluV2fsm+06+epzgW4=
+k8s.io/apimachinery v0.21.1-rc.0/go.mod h1:jbreFvJo3ov9rj7eWT7+sYiRx+qZuCYXwWT1bcDswPY=
 k8s.io/gengo v0.0.0-20200413195148-3a45101e95ac/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.8.0 h1:Q3gmuM9hKEjefWFFYF0Mat+YyFJvsUyYuwyNNJ5C9Ts=

plugin/pkg/client/auth/plugins.go

@@ -17,9 +17,6 @@ limitations under the License.
 package auth
 
 import (
-	// Initialize all known client auth plugins.
-	_ "k8s.io/client-go/plugin/pkg/client/auth/azure"
-	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+	// Initialize common client auth plugins.
 	_ "k8s.io/client-go/plugin/pkg/client/auth/oidc"
-	_ "k8s.io/client-go/plugin/pkg/client/auth/openstack"
 )

plugin/pkg/client/auth/plugins_providers.go

@@ -0,0 +1,26 @@
+// +build !providerless
+
+/*
+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 auth
+
+import (
+	// Initialize client auth plugins for cloud providers.
+	_ "k8s.io/client-go/plugin/pkg/client/auth/azure"
+	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+	_ "k8s.io/client-go/plugin/pkg/client/auth/openstack"
+)