Merge pull request kubernetes#88875 from apelisse/apply-no-op

SSA: Applying same object twice should be a no-op the second time

Author: k8s-ci-robot

go.mod

@@ -576,7 +576,7 @@ replace (
 	rsc.io/pdf => rsc.io/pdf v0.1.1
 	sigs.k8s.io/apiserver-network-proxy/konnectivity-client => sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7
 	sigs.k8s.io/kustomize => sigs.k8s.io/kustomize v2.0.3+incompatible
-	sigs.k8s.io/structured-merge-diff/v3 => sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c
+	sigs.k8s.io/structured-merge-diff/v3 => sigs.k8s.io/structured-merge-diff/v3 v3.0.0
 	sigs.k8s.io/yaml => sigs.k8s.io/yaml v1.2.0
 	sourcegraph.com/sqs/pbtypes => sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4
 	vbom.ml/util => vbom.ml/util v0.0.0-20160121211510-db5cfe13f5cc

go.sum

@@ -623,8 +623,8 @@ sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7 h1:uuHDyjllyzRyCI
 sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7/go.mod h1:PHgbrJT7lCHcxMU+mDHEm+nx46H4zuuHZkDP6icnhu0=
 sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=
-sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c h1:xQP7F7Lntt2dtYmg12WPQHObOrAyPHlMWP1JVSa79GM=
-sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
+sigs.k8s.io/structured-merge-diff/v3 v3.0.0 h1:dOmIZBMfhcHS09XZkMyUgkq5trg3/jRyJYFZUiaOp8E=
+sigs.k8s.io/structured-merge-diff/v3 v3.0.0/go.mod h1:PlARxl6Hbt/+BC80dRLi1qAmnMqwqDg62YvvVkZjemw=
 sigs.k8s.io/yaml v1.2.0 h1:kr/MCeFWJWTwyaHoR9c8EjH9OumOmoF9YGiZd7lFm/Q=
 sigs.k8s.io/yaml v1.2.0/go.mod h1:yfXDCHCao9+ENCvLSE62v9VSji2MKu5jeNfTrofGhJc=
 sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0=

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

@@ -33,7 +33,7 @@ require (
 	gopkg.in/yaml.v2 v2.2.8
 	k8s.io/klog v1.0.0
 	k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c
-	sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c
+	sigs.k8s.io/structured-merge-diff/v3 v3.0.0
 	sigs.k8s.io/yaml v1.2.0
 )
 

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

@@ -51,7 +51,7 @@ require (
 	k8s.io/kube-openapi v0.0.0-20200121204235-bf4fb3bd569c
 	k8s.io/utils v0.0.0-20200229041039-0a110f9eb7ab
 	sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.0.7
-	sigs.k8s.io/structured-merge-diff/v3 v3.0.0-20200207200219-5e70324e7c1c
+	sigs.k8s.io/structured-merge-diff/v3 v3.0.0
 	sigs.k8s.io/yaml v1.2.0
 )
 

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

@@ -6,6 +6,7 @@ go_library(
         "buildmanagerinfo.go",
         "capmanagers.go",
         "fieldmanager.go",
+        "managedfieldsupdater.go",
         "skipnonapplied.go",
         "stripmeta.go",
         "structuredmerge.go",

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

@@ -94,6 +94,7 @@ func NewDefaultCRDFieldManager(models openapiproto.Models, objectConverter runti
 // newDefaultFieldManager is a helper function which wraps a Manager with certain default logic.
 func newDefaultFieldManager(f Manager, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind) *FieldManager {
 	f = NewStripMetaManager(f)
+	f = NewManagedFieldsUpdater(f)
 	f = NewBuildManagerInfoManager(f, kind.GroupVersion())
 	f = NewCapManagersManager(f, DefaultMaxUpdateManagers)
 	f = NewProbabilisticSkipNonAppliedManager(f, objectCreater, kind, DefaultTrackOnCreateProbability)