enhance kube-schedule init flag

plugin/cmd/kube-scheduler/app/server.go

@@ -70,6 +70,7 @@ import (
 	"github.com/golang/glog"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
+	utilflag "k8s.io/apiserver/pkg/util/flag"
 
 	"github.com/prometheus/client_golang/prometheus"
 )
@@ -342,8 +343,8 @@ through the API as necessary.`,
 		glog.Fatalf("unable to apply config defaults: %v", err)
 	}
 
-	flags := cmd.Flags()
-	AddFlags(opts, flags)
+	AddFlags(opts, pflag.CommandLine)
+	utilflag.InitFlags()
 
 	cmd.MarkFlagFilename("config", "yaml", "yml", "json")
 

plugin/cmd/kube-scheduler/scheduler.go

@@ -17,12 +17,8 @@ limitations under the License.
 package main
 
 import (
-	goflag "flag"
 	"os"
 
-	"github.com/spf13/pflag"
-
-	utilflag "k8s.io/apiserver/pkg/util/flag"
 	"k8s.io/apiserver/pkg/util/logs"
 	_ "k8s.io/kubernetes/pkg/client/metrics/prometheus" // for client metric registration
 	_ "k8s.io/kubernetes/pkg/version/prometheus"        // for version metric registration
@@ -32,12 +28,6 @@ import (
 func main() {
 	command := app.NewSchedulerCommand()
 
-	// TODO: once we switch everything over to Cobra commands, we can go back to calling
-	// utilflag.InitFlags() (by removing its pflag.Parse() call). For now, we have to set the
-	// normalize func and add the go flag set by hand.
-	pflag.CommandLine.SetNormalizeFunc(utilflag.WordSepNormalizeFunc)
-	pflag.CommandLine.AddGoFlagSet(goflag.CommandLine)
-	// utilflag.InitFlags()
 	logs.InitLogs()
 	defer logs.FlushLogs()