Merge pull request #96279 from cmluciano/cml/netutilsipv4

dualstack: cleanup IsIPv4 duplicates in favor of k8s/utils functions

go.mod

@@ -138,7 +138,7 @@ require (
 	k8s.io/mount-utils v0.0.0
 	k8s.io/sample-apiserver v0.0.0
 	k8s.io/system-validators v1.2.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/yaml v1.2.0
 )
 
@@ -519,7 +519,7 @@ replace (
 	k8s.io/sample-cli-plugin => ./staging/src/k8s.io/sample-cli-plugin
 	k8s.io/sample-controller => ./staging/src/k8s.io/sample-controller
 	k8s.io/system-validators => k8s.io/system-validators v1.2.0
-	k8s.io/utils => k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils => k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	modernc.org/cc => modernc.org/cc v1.0.0
 	modernc.org/golex => modernc.org/golex v1.0.0
 	modernc.org/mathutil => modernc.org/mathutil v1.0.0

go.sum

@@ -590,8 +590,8 @@ k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
 k8s.io/system-validators v1.2.0 h1:D8clGm3PIsgX0bHoQWQXC8W/rTi6jRKejQGk7z/yuDY=
 k8s.io/system-validators v1.2.0/go.mod h1:bPldcLgkIUK22ALflnsXk8pvkTEndYdNuaHH6gRrl0Q=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 modernc.org/cc v1.0.0/go.mod h1:1Sk4//wdnYJiUIxnW8ddKpaOJCF37yAdqYnkxUpaYxw=
 modernc.org/golex v1.0.0/go.mod h1:b/QX9oBD/LhixY6NDh+IdGv17hgB+51fET1i2kPSmvk=
 modernc.org/mathutil v1.0.0/go.mod h1:wU0vUrJsVWBZ4P6e7xtFJEhFSNsfRLJ8H458uRjg03k=

staging/src/k8s.io/apiextensions-apiserver/go.mod

@@ -29,7 +29,7 @@ require (
 	k8s.io/component-base v0.0.0
 	k8s.io/klog/v2 v2.4.0
 	k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/yaml v1.2.0
 )
 

staging/src/k8s.io/apiextensions-apiserver/go.sum

@@ -669,8 +669,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/apiserver/go.mod

@@ -47,7 +47,7 @@ require (
 	k8s.io/component-base v0.0.0
 	k8s.io/klog/v2 v2.4.0
 	k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12
 	sigs.k8s.io/structured-merge-diff/v4 v4.0.2-0.20201001033253-b3cf1e8ff931
 	sigs.k8s.io/yaml v1.2.0

staging/src/k8s.io/apiserver/go.sum

@@ -521,8 +521,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/cli-runtime/go.sum

@@ -493,8 +493,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=

staging/src/k8s.io/client-go/go.mod

@@ -29,7 +29,7 @@ require (
 	k8s.io/api v0.0.0
 	k8s.io/apimachinery v0.0.0
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/yaml v1.2.0
 )
 

staging/src/k8s.io/client-go/go.sum

@@ -341,8 +341,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/cloud-provider/go.mod

@@ -16,7 +16,7 @@ require (
 	k8s.io/component-base v0.0.0
 	k8s.io/controller-manager v0.0.0
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 )
 
 replace (

staging/src/k8s.io/cloud-provider/go.sum

@@ -590,8 +590,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/component-base/go.mod

@@ -23,7 +23,7 @@ require (
 	k8s.io/apimachinery v0.0.0
 	k8s.io/client-go v0.0.0
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 )
 
 replace (

staging/src/k8s.io/component-base/go.sum

@@ -397,8 +397,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/component-helpers/go.mod

@@ -9,7 +9,7 @@ require (
 	k8s.io/apimachinery v0.0.0
 	k8s.io/client-go v0.0.0
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 )
 
 replace (

staging/src/k8s.io/component-helpers/go.sum

@@ -312,8 +312,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/controller-manager/go.sum

@@ -902,9 +902,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=

staging/src/k8s.io/kube-aggregator/go.mod

@@ -22,7 +22,7 @@ require (
 	k8s.io/component-base v0.0.0
 	k8s.io/klog/v2 v2.4.0
 	k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 )
 
 replace (

staging/src/k8s.io/kube-aggregator/go.sum

@@ -604,8 +604,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/kube-controller-manager/go.sum

@@ -580,8 +580,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/kube-proxy/go.sum

@@ -358,8 +358,8 @@ k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/kube-scheduler/go.sum

@@ -358,8 +358,8 @@ k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/kubectl/go.mod

@@ -43,7 +43,7 @@ require (
 	k8s.io/klog/v2 v2.4.0
 	k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488
 	k8s.io/metrics v0.0.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/kustomize v2.0.3+incompatible
 	sigs.k8s.io/yaml v1.2.0
 )

staging/src/k8s.io/kubectl/go.sum

@@ -565,8 +565,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=

staging/src/k8s.io/kubelet/go.sum

@@ -367,8 +367,8 @@ k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/legacy-cloud-providers/go.mod

@@ -36,7 +36,7 @@ require (
 	k8s.io/component-base v0.0.0
 	k8s.io/csi-translation-lib v0.0.0
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 	sigs.k8s.io/yaml v1.2.0
 )
 

staging/src/k8s.io/legacy-cloud-providers/go.sum

@@ -610,8 +610,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=

staging/src/k8s.io/metrics/go.sum

@@ -356,8 +356,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

staging/src/k8s.io/mount-utils/go.mod

@@ -10,7 +10,7 @@ require (
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 	gopkg.in/yaml.v2 v2.2.8 // indirect
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+	k8s.io/utils v0.0.0-20201104234853-8146046b121e
 )
 
 replace k8s.io/mount-utils => ../mount-utils

staging/src/k8s.io/mount-utils/go.sum

@@ -29,5 +29,5 @@ k8s.io/klog/v2 v2.0.0 h1:Foj74zO6RbjjP4hBEKjnYtjjAhGg4jNynUdYF6fJrok=
 k8s.io/klog/v2 v2.0.0/go.mod h1:PBfzABfn139FHAV07az/IF9Wp1bkk3vpT2XSJ76fSDE=
 k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=

staging/src/k8s.io/sample-apiserver/go.sum

@@ -601,8 +601,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12 h1:2XkvsmLI1ZEaTcRt0rwWChxsqgXkZahuf2EV9WUFejc=
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.12/go.mod h1:LEScyzhFmoF5pso/YSeBstl57mOzx9xlU9n85RGrDQg=

staging/src/k8s.io/sample-cli-plugin/go.sum

@@ -493,8 +493,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=

staging/src/k8s.io/sample-controller/go.sum

@@ -360,8 +360,8 @@ k8s.io/klog/v2 v2.4.0 h1:7+X0fUguPyrKEC4WjH8iGDg3laWgMo5tMnRTIGTTxGQ=
 k8s.io/klog/v2 v2.4.0/go.mod h1:Od+F08eJP+W3HUb4pSrPpgp9DGU4GzlpG/TmITuYh/Y=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488 h1:mNpvQf4lkIHNOXCoM+Veu/UXwA56Yx1J7hY1Tvcs/oM=
 k8s.io/kube-openapi v0.0.0-20200923155610-8b5066479488/go.mod h1:UuqjUnNftUyPE5H64/qeyjQoUZhGpeFDVdxjTeEVN2o=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73 h1:uJmqzgNWG7XyClnU/mLPBWwfKKF1K8Hf8whTseBgJcg=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e h1:dUhh0zO/94tOe9DB05HFGE69ofectI1PBCmIxO612MI=
-k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
+k8s.io/utils v0.0.0-20201104234853-8146046b121e/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1 h1:YXTMot5Qz/X1iBRJhAt+vI+HVttY0WkSqqhKxQ0xVbA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.1/go.mod h1:bJZC9H9iH24zzfZ/41RGcq60oK1F7G282QMXDPYydCw=

test/e2e/network/dual_stack.go

@@ -61,7 +61,7 @@ var _ = SIGDescribe("[Feature:IPv6DualStackAlphaFeature] [LinuxOnly]", func() {
 
 			framework.ExpectEqual(len(internalIPs), 2)
 			// assert 2 ips belong to different families
-			framework.ExpectEqual(isIPv4(internalIPs[0]) != isIPv4(internalIPs[1]), true)
+			framework.ExpectEqual(netutils.IsIPv4String(internalIPs[0]) != netutils.IsIPv4String(internalIPs[1]), true)
 		}
 	})
 
@@ -75,7 +75,7 @@ var _ = SIGDescribe("[Feature:IPv6DualStackAlphaFeature] [LinuxOnly]", func() {
 			// assert podCIDR is same as podCIDRs[0]
 			framework.ExpectEqual(node.Spec.PodCIDR, node.Spec.PodCIDRs[0])
 			// assert one is ipv4 and other is ipv6
-			framework.ExpectEqual(isIPv4CIDR(node.Spec.PodCIDRs[0]) != isIPv4CIDR(node.Spec.PodCIDRs[1]), true)
+			framework.ExpectEqual(netutils.IsIPv4CIDRString(node.Spec.PodCIDRs[0]) != netutils.IsIPv4CIDRString(node.Spec.PodCIDRs[1]), true)
 		}
 	})
 
@@ -108,7 +108,7 @@ var _ = SIGDescribe("[Feature:IPv6DualStackAlphaFeature] [LinuxOnly]", func() {
 		// validate first ip in PodIPs is same as PodIP
 		framework.ExpectEqual(p.Status.PodIP, p.Status.PodIPs[0].IP)
 		// assert 2 pod ips belong to different families
-		framework.ExpectEqual(isIPv4(p.Status.PodIPs[0].IP) != isIPv4(p.Status.PodIPs[1].IP), true)
+		framework.ExpectEqual(netutils.IsIPv4String(p.Status.PodIPs[0].IP) != netutils.IsIPv4String(p.Status.PodIPs[1].IP), true)
 
 		ginkgo.By("deleting the pod")
 		err := podClient.Delete(context.TODO(), pod.Name, *metav1.NewDeleteOptions(30))
@@ -501,7 +501,7 @@ func assertNetworkConnectivity(f *framework.Framework, serverPods v1.PodList, cl
 		if pod.Status.PodIPs == nil || len(pod.Status.PodIPs) != 2 {
 			framework.Failf("PodIPs list not expected value, got %v", pod.Status.PodIPs)
 		}
-		if isIPv4(pod.Status.PodIPs[0].IP) == isIPv4(pod.Status.PodIPs[1].IP) {
+		if netutils.IsIPv4String(pod.Status.PodIPs[0].IP) == netutils.IsIPv4String(pod.Status.PodIPs[1].IP) {
 			framework.Failf("PodIPs should belong to different families, got %v", pod.Status.PodIPs)
 		}
 		serverIPs = append(serverIPs, pod.Status.PodIPs[0].IP, pod.Status.PodIPs[1].IP)
@@ -525,22 +525,6 @@ func checkNetworkConnectivity(ip, port string, timeout int) []string {
 	return cmd
 }
 
-// isIPv4 checks if the provided ip belongs to ipv4 family.
-// If ip belongs to ipv4 family, return true else it returns false
-// TODO (aramase) move this to https://github.com/kubernetes/utils/blob/master/net/net.go
-func isIPv4(ip string) bool {
-	return net.ParseIP(ip).To4() != nil
-}
-
-// isIPv4CIDR checks if the provided cidr block belongs to ipv4 family.
-// If cidr belongs to ipv4 family, return true else it returns false
-// TODO (aramase) move this to https://github.com/kubernetes/utils/blob/master/net/net.go
-func isIPv4CIDR(cidr string) bool {
-	ip, _, err := net.ParseCIDR(cidr)
-	framework.ExpectNoError(err)
-	return isIPv4(ip.String())
-}
-
 // createService returns a service spec with defined arguments
 func createService(name, ns string, labels map[string]string, ipFamilyPolicy *v1.IPFamilyPolicyType, ipFamilies []v1.IPFamily) *v1.Service {
 	return &v1.Service{

vendor/k8s.io/utils/clock/clock.go

@@ -18,11 +18,18 @@ package clock
 
 import "time"
 
+// PassiveClock allows for injecting fake or real clocks into code
+// that needs to read the current time but does not support scheduling
+// activity in the future.
+type PassiveClock interface {
+	Now() time.Time
+	Since(time.Time) time.Duration
+}
+
 // Clock allows for injecting fake or real clocks into code that
 // needs to do arbitrary things based on time.
 type Clock interface {
-	Now() time.Time
+	PassiveClock
-	Since(time.Time) time.Duration
 	After(d time.Duration) <-chan time.Time
 	NewTimer(d time.Duration) Timer
 	Sleep(d time.Duration)

vendor/k8s.io/utils/mount/OWNERS

@@ -8,6 +8,7 @@ reviewers:
   - andyzhangx
   - gnufied
 approvers:
+  - andyzhangx
   - jingxu97
   - saad-ali
   - jsafrane

vendor/k8s.io/utils/mount/mount_windows.go

@@ -29,6 +29,10 @@ import (
 	"k8s.io/utils/keymutex"
 )
 
+const (
+	accessDenied string = "access is denied"
+)
+
 // Mounter provides the default implementation of mount.Interface
 // for the windows platform.  This implementation assumes that the
 // kubelet is running in the host's root mount namespace.
@@ -84,9 +88,8 @@ func (mounter *Mounter) MountSensitive(source string, target string, fstype stri
 		allOptions = append(allOptions, options...)
 		allOptions = append(allOptions, sensitiveOptions...)
 		if len(allOptions) < 2 {
-			klog.Warningf("mount options(%q) command number(%d) less than 2, source:%q, target:%q, skip mounting",
+			return fmt.Errorf("mount options(%q) should have at least 2 options, current number:%d, source:%q, target:%q",
 				sanitizedOptionsForLogging, len(allOptions), source, target)
-			return nil
 		}
 
 		// currently only cifs mount is supported
@@ -98,17 +101,27 @@ func (mounter *Mounter) MountSensitive(source string, target string, fstype stri
 		getSMBMountMutex.LockKey(source)
 		defer getSMBMountMutex.UnlockKey(source)
 
-		if output, err := newSMBMapping(allOptions[0], allOptions[1], source); err != nil {
+		username := allOptions[0]
+		password := allOptions[1]
+		if output, err := newSMBMapping(username, password, source); err != nil {
+			klog.Warningf("SMB Mapping(%s) returned with error(%v), output(%s)", source, err, string(output))
 			if isSMBMappingExist(source) {
-				klog.V(2).Infof("SMB Mapping(%s) already exists, now begin to remove and remount", source)
+				valid, err := isValidPath(source)
-				if output, err := removeSMBMapping(source); err != nil {
+				if !valid {
+					if err == nil || isAccessDeniedError(err) {
+						klog.V(2).Infof("SMB Mapping(%s) already exists while it's not valid, return error: %v, now begin to remove and remount", source, err)
+						if output, err = removeSMBMapping(source); err != nil {
 							return fmt.Errorf("Remove-SmbGlobalMapping failed: %v, output: %q", err, output)
 						}
-				if output, err := newSMBMapping(allOptions[0], allOptions[1], source); err != nil {
+						if output, err := newSMBMapping(username, password, source); err != nil {
-					return fmt.Errorf("New-SmbGlobalMapping remount failed: %v, output: %q", err, output)
+							return fmt.Errorf("New-SmbGlobalMapping(%s) failed: %v, output: %q", source, err, output)
+						}
 					}
 				} else {
-				return fmt.Errorf("New-SmbGlobalMapping failed: %v, output: %q", err, output)
+					klog.V(2).Infof("SMB Mapping(%s) already exists and is still valid, skip error(%v)", source, err)
+				}
+			} else {
+				return fmt.Errorf("New-SmbGlobalMapping(%s) failed: %v, output: %q", source, err, output)
 			}
 		}
 	}
@@ -153,6 +166,23 @@ func isSMBMappingExist(remotepath string) bool {
 	return err == nil
 }
 
+// check whether remotepath is valid
+// return (true, nil) if remotepath is valid
+func isValidPath(remotepath string) (bool, error) {
+	cmd := exec.Command("powershell", "/c", `Test-Path $Env:remoteapth`)
+	cmd.Env = append(os.Environ(), fmt.Sprintf("remoteapth=%s", remotepath))
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return false, fmt.Errorf("returned output: %s, error: %v", string(output), err)
+	}
+
+	return strings.HasPrefix(strings.ToLower(string(output)), "true"), nil
+}
+
+func isAccessDeniedError(err error) bool {
+	return err != nil && strings.Contains(strings.ToLower(err.Error()), accessDenied)
+}
+
 // remove SMB mapping
 func removeSMBMapping(remotepath string) (string, error) {
 	cmd := exec.Command("powershell", "/c", `Remove-SmbGlobalMapping -RemotePath $Env:smbremotepath -Force`)

vendor/k8s.io/utils/net/net.go

@@ -137,6 +137,30 @@ func IsIPv6CIDR(cidr *net.IPNet) bool {
 	return IsIPv6(ip)
 }
 
+// IsIPv4 returns if netIP is IPv4.
+func IsIPv4(netIP net.IP) bool {
+	return netIP != nil && netIP.To4() != nil
+}
+
+// IsIPv4String returns if ip is IPv4.
+func IsIPv4String(ip string) bool {
+	netIP := net.ParseIP(ip)
+	return IsIPv4(netIP)
+}
+
+// IsIPv4CIDR returns if a cidr is ipv4
+func IsIPv4CIDR(cidr *net.IPNet) bool {
+	ip := cidr.IP
+	return IsIPv4(ip)
+}
+
+// IsIPv4CIDRString returns if cidr is IPv4.
+// This assumes cidr is a valid CIDR.
+func IsIPv4CIDRString(cidr string) bool {
+	ip, _, _ := net.ParseCIDR(cidr)
+	return IsIPv4(ip)
+}
+
 // ParsePort parses a string representing an IP port.  If the string is not a
 // valid port number, this returns an error.
 func ParsePort(port string, allowZero bool) (int, error) {

vendor/k8s.io/utils/pointer/pointer.go

@@ -51,14 +51,23 @@ func Int32Ptr(i int32) *int32 {
 	return &i
 }
 
+// Int32PtrDerefOr dereference the int32 ptr and returns it if not nil,
+// else returns def.
+func Int32PtrDerefOr(ptr *int32, def int32) int32 {
+	if ptr != nil {
+		return *ptr
+	}
+	return def
+}
+
 // Int64Ptr returns a pointer to an int64
 func Int64Ptr(i int64) *int64 {
 	return &i
 }
 
-// Int32PtrDerefOr dereference the int32 ptr and returns it if not nil,
+// Int64PtrDerefOr dereference the int64 ptr and returns it if not nil,
 // else returns def.
-func Int32PtrDerefOr(ptr *int32, def int32) int32 {
+func Int64PtrDerefOr(ptr *int64, def int64) int64 {
 	if ptr != nil {
 		return *ptr
 	}
@@ -70,17 +79,53 @@ func BoolPtr(b bool) *bool {
 	return &b
 }
 
+// BoolPtrDerefOr dereference the bool ptr and returns it if not nil,
+// else returns def.
+func BoolPtrDerefOr(ptr *bool, def bool) bool {
+	if ptr != nil {
+		return *ptr
+	}
+	return def
+}
+
 // StringPtr returns a pointer to the passed string.
 func StringPtr(s string) *string {
 	return &s
 }
 
+// StringPtrDerefOr dereference the string ptr and returns it if not nil,
+// else returns def.
+func StringPtrDerefOr(ptr *string, def string) string {
+	if ptr != nil {
+		return *ptr
+	}
+	return def
+}
+
 // Float32Ptr returns a pointer to the passed float32.
 func Float32Ptr(i float32) *float32 {
 	return &i
 }
 
+// Float32PtrDerefOr dereference the float32 ptr and returns it if not nil,
+// else returns def.
+func Float32PtrDerefOr(ptr *float32, def float32) float32 {
+	if ptr != nil {
+		return *ptr
+	}
+	return def
+}
+
 // Float64Ptr returns a pointer to the passed float64.
 func Float64Ptr(i float64) *float64 {
 	return &i
 }
+
+// Float64PtrDerefOr dereference the float64 ptr and returns it if not nil,
+// else returns def.
+func Float64PtrDerefOr(ptr *float64, def float64) float64 {
+	if ptr != nil {
+		return *ptr
+	}
+	return def
+}

vendor/modules.txt

@@ -2528,9 +2528,9 @@ k8s.io/sample-apiserver/pkg/registry/wardle/flunder
 ## explicit
 # k8s.io/system-validators => k8s.io/system-validators v1.2.0
 k8s.io/system-validators/validators
-# k8s.io/utils v0.0.0-20200729134348-d5654de09c73 => k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+# k8s.io/utils v0.0.0-20201104234853-8146046b121e => k8s.io/utils v0.0.0-20201104234853-8146046b121e
 ## explicit
-# k8s.io/utils => k8s.io/utils v0.0.0-20200729134348-d5654de09c73
+# k8s.io/utils => k8s.io/utils v0.0.0-20201104234853-8146046b121e
 k8s.io/utils/buffer
 k8s.io/utils/clock
 k8s.io/utils/exec