diff --git a/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go b/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go index 95ca0e77aaa..30687712489 100644 --- a/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go +++ b/staging/src/k8s.io/apiserver/pkg/util/feature/feature_gate.go @@ -67,6 +67,9 @@ const ( Alpha = prerelease("ALPHA") Beta = prerelease("BETA") GA = prerelease("") + + // Deprecated + Deprecated = prerelease("DEPRECATED") ) // FeatureGate parses and stores flag gates for known features from @@ -157,7 +160,7 @@ func (f *featureGate) Set(value string) error { } arr := strings.SplitN(s, "=", 2) k := Feature(strings.TrimSpace(arr[0])) - _, ok := known[k] + featureSpec, ok := known[k] if !ok { return fmt.Errorf("unrecognized key: %s", k) } @@ -170,6 +173,9 @@ func (f *featureGate) Set(value string) error { return fmt.Errorf("invalid value of %s: %s, err: %v", k, v, err) } enabled[k] = boolValue + if boolValue && featureSpec.PreRelease == Deprecated { + glog.Warningf("enabling deprecated feature gate %s", k) + } // Handle "special" features like "all alpha gates" if fn, found := f.special[k]; found {