Cleaning up flags parsing.

cmd/performance/mkcmp/cmd/mkcmp.go

@@ -19,6 +19,7 @@ package cmd
 import (
 	"context"
 	"errors"
+	"flag"
 	"fmt"
 	"os"
 
@@ -44,7 +45,7 @@ var rootCmd = &cobra.Command{
 }
 
 func init() {
-	// flag.Parse()
+	flag.Parse()
 }
 
 func validateArgs(args []string) error {

hack/boilerplate/boilerplate.go

@@ -42,7 +42,6 @@ var (
 )
 
 func main() {
-	// flag.Parse()
 	refs, err := extensionToBoilerplate(*boilerplatedir)
 	if err != nil {
 		log.Fatal(err)

hack/kubernetes_version/update_kubernetes_version.go

@@ -18,7 +18,6 @@ package main
 
 import (
 	"context"
-	"flag"
 	"io/ioutil"
 	"os"
 	"path/filepath"
@@ -32,11 +31,6 @@ import (
 )
 
 func main() {
-	// init glog: by default, all log statements write to files in a temporary directory, also
-	// flag.Parse must be called before any logging is done
-	// flag.Parse()
-	_ = flag.Set("logtostderr", "true")
-
 	// fetch respective current stable (vDefault as DefaultKubernetesVersion) and
 	// latest rc or beta (vDefault as NewestKubernetesVersion) Kubernetes GitHub Releases
 	vDefault, vNewest, err := fetchKubernetesReleases()

hack/preload-images/preload_images.go

@@ -46,7 +46,7 @@ var (
 
 func init() {
 	flag.StringVar(&k8sVersion, "kubernetes-version", "", "desired Kubernetes version, for example `v1.17.2`")
-	// flag.Parse()
+	flag.Parse()
 	if k8sVersion != "" {
 		k8sVersions = append(k8sVersions, k8sVersion)
 	}

test/integration/main_test.go

@@ -52,7 +52,7 @@ const (
 
 // TestMain is the test main
 func TestMain(m *testing.M) {
-	// flag.Parse()
+	flag.Parse()
 	setMaxParallelism()
 
 	start := time.Now()