OCPBUGS-13547: Read feature manifest

go.mod

@@ -6,10 +6,10 @@ require (
 	github.com/ghodss/yaml v1.0.0
 	github.com/gonum/graph v0.0.0-20170401004347-50b27dea7ebb
 	github.com/google/go-cmp v0.5.9
-	github.com/openshift/api v0.0.0-20230426193520-54a14470e5dc
+	github.com/openshift/api v0.0.0-20230502141037-a22bd9995471
 	github.com/openshift/build-machinery-go v0.0.0-20220913142420-e25cf57ea46d
 	github.com/openshift/client-go v0.0.0-20230120202327-72f107311084
-	github.com/openshift/library-go v0.0.0-20230501134757-c3f6a3f540c5
+	github.com/openshift/library-go v0.0.0-20230502160234-500059c0376f
 	github.com/prometheus/client_golang v1.14.0
 	github.com/prometheus/common v0.37.0
 	github.com/spf13/cobra v1.6.0

go.sum

@@ -424,14 +424,14 @@ github.com/onsi/ginkgo/v2 v2.4.0 h1:+Ig9nvqgS5OBSACXNk15PLdp0U9XPYROt9CFzVdFGIs=
 github.com/onsi/gomega v0.0.0-20170829124025-dcabb60a477c/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
 github.com/onsi/gomega v1.7.0/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
 github.com/onsi/gomega v1.23.0 h1:/oxKu9c2HVap+F3PfKort2Hw5DEU+HGlW8n+tguWsys=
-github.com/openshift/api v0.0.0-20230426193520-54a14470e5dc h1:U/ran9ckjGV/aSVTrWHFa/DY2L4Y1PT5N0lSDe/4of4=
-github.com/openshift/api v0.0.0-20230426193520-54a14470e5dc/go.mod h1:ctXNyWanKEjGj8sss1KjjHQ3ENKFm33FFnS5BKaIPh4=
+github.com/openshift/api v0.0.0-20230502141037-a22bd9995471 h1:3yy5gCHc/eFKRu+x7UwPZq/PVqqT31wnBa1LcT2x2v8=
+github.com/openshift/api v0.0.0-20230502141037-a22bd9995471/go.mod h1:ctXNyWanKEjGj8sss1KjjHQ3ENKFm33FFnS5BKaIPh4=
 github.com/openshift/build-machinery-go v0.0.0-20220913142420-e25cf57ea46d h1:RR4ah7FfaPR1WePizm0jlrsbmPu91xQZnAsVVreQV1k=
 github.com/openshift/build-machinery-go v0.0.0-20220913142420-e25cf57ea46d/go.mod h1:b1BuldmJlbA/xYtdZvKi+7j5YGB44qJUJDZ9zwiNCfE=
 github.com/openshift/client-go v0.0.0-20230120202327-72f107311084 h1:66uaqNwA+qYyQDwsMWUfjjau8ezmg1dzCqub13KZOcE=
 github.com/openshift/client-go v0.0.0-20230120202327-72f107311084/go.mod h1:M3h9m001PWac3eAudGG3isUud6yBjr5XpzLYLLTlHKo=
-github.com/openshift/library-go v0.0.0-20230501134757-c3f6a3f540c5 h1:g4rKtkEhi/nqBtiuKQ3JamwLT7/Pdb5NC/PfhbAyQcM=
-github.com/openshift/library-go v0.0.0-20230501134757-c3f6a3f540c5/go.mod h1:JLv17uWyQvoK14yxp7h2vBJ8zz2xkWqanOv5TzuFkvY=
+github.com/openshift/library-go v0.0.0-20230502160234-500059c0376f h1:pdGIBN2C2pm4ckYQfjMSSsdPgRG/lpvt3kuI0APY6T0=
+github.com/openshift/library-go v0.0.0-20230502160234-500059c0376f/go.mod h1:JLv17uWyQvoK14yxp7h2vBJ8zz2xkWqanOv5TzuFkvY=
 github.com/pborman/uuid v1.2.0/go.mod h1:X/NO0urCmaxf9VXbdlT7C2Yzkj2IKimNn4k+gtPdI/k=
 github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
 github.com/peterbourgon/diskv v2.0.1+incompatible/go.mod h1:uqqh8zWWbv1HBMNONnaR/tNboyR3/BZd58JJSHlUSCU=

pkg/cmd/render/render.go

@@ -12,6 +12,7 @@ import (
 	kubecontrolplanev1 "github.com/openshift/api/kubecontrolplane/v1"
 	"github.com/openshift/cluster-kube-controller-manager-operator/bindata"
 	"github.com/openshift/cluster-kube-controller-manager-operator/pkg/operator/targetconfigcontroller"
+	"github.com/openshift/library-go/pkg/operator/configobserver/featuregates"
 	genericrender "github.com/openshift/library-go/pkg/operator/render"
 	genericrenderoptions "github.com/openshift/library-go/pkg/operator/render/options"
 	"github.com/spf13/cobra"
@@ -134,6 +135,23 @@ func setFeatureGates(renderConfig *TemplateData, opts *renderOpts) error {
 	return nil
 }
 
+func setFeatureGatesFromAccessor(renderConfig *TemplateData, featureGates featuregates.FeatureGateAccess) error {
+	currFeatureGates, err := featureGates.CurrentFeatureGates()
+	if err != nil {
+		return fmt.Errorf("unable to get FeatureGates: %w", err)
+	}
+	allGates := []string{}
+	for _, featureGateName := range currFeatureGates.KnownFeatures() {
+		if currFeatureGates.Enabled(featureGateName) {
+			allGates = append(allGates, fmt.Sprintf("%v=true", featureGateName))
+		} else {
+			allGates = append(allGates, fmt.Sprintf("%v=false", featureGateName))
+		}
+	}
+	renderConfig.FeatureGates = allGates
+	return nil
+}
+
 func discoverRestrictedCIDRs(clusterConfigFileData []byte, renderConfig *TemplateData) error {
 	if err := discoverRestrictedCIDRsFromNetwork(clusterConfigFileData, renderConfig); err != nil {
 		if err = discoverRestrictedCIDRsFromClusterAPI(clusterConfigFileData, renderConfig); err != nil {
@@ -228,9 +246,20 @@ func (r *renderOpts) Run() error {
 			return fmt.Errorf("unable to parse restricted CIDRs from config: %v", err)
 		}
 	}
-	if err := setFeatureGates(&renderConfig, r); err != nil {
-		return err
+
+	featureGates, err := r.generic.FeatureGates()
+	if err != nil {
+		klog.Warningf(fmt.Sprintf("error getting FeatureGates: %v", err))
+		if err := setFeatureGates(&renderConfig, r); err != nil {
+			return err
+		}
+
+	} else {
+		if err := setFeatureGatesFromAccessor(&renderConfig, featureGates); err != nil {
+			return err
+		}
 	}
+
 	if err := r.manifest.ApplyTo(&renderConfig.ManifestConfig); err != nil {
 		return err
 	}