Minor simplification of flag parsing

controller.diff

diff --git a/cmd/cdi-controller/controller.go b/cmd/cdi-controller/controller.go
index a20c815..6937e7f 100644
--- a/cmd/cdi-controller/controller.go
+++ b/cmd/cdi-controller/controller.go
@@ -2,9 +2,9 @@ package main
 
 import (
        "flag"
-       "fmt"
        "os"
        "os/signal"
+       "strconv"
 
        "github.com/golang/glog"
 
@@ -38,10 +38,16 @@ func init() {
        const IMPORTER_IMAGE = "IMPORTER_IMAGE"
        const CLONER_IMAGE = "CLONER_IMAGE"
 
+       var v string
        // flags
+       flag.StringVar(&v, "verbosity", strconv.Itoa(DEFAULT_VERBOSE), "(Optional) Overrides default logging verbosity level.")
        flag.StringVar(&configPath, "kubeconfig", os.Getenv("KUBECONFIG"), "(Optional) Overrides $KUBECONFIG")
        flag.StringVar(&masterURL, "server", "", "(Optional) URL address of a remote api server.  Do not set for local clusters.")
        flag.Parse()
+       verbose = v
+       if verbose == strconv.Itoa(DEFAULT_VERBOSE) {
+               glog.V(Vuser).Infof("Note: increase the -v level in the controller deployment for more detailed logging, eg. -v=%d or -v=%d\n", Vadmin, Vdebug)
+       }
 
        // env variables
        importerImage = os.Getenv(IMPORTER_IMAGE)
@@ -59,19 +65,6 @@ func init() {
                pullPolicy = pp
        }
 
-       // get the verbose level so it can be passed to the importer pod
-       defVerbose := fmt.Sprintf("%d", DEFAULT_VERBOSE) // note flag values are strings
-       verbose = defVerbose
-       // visit actual flags passed in and if passed check -v and set verbose
-       flag.Visit(func(f *flag.Flag) {
-               if f.Name == "v" {
-                       verbose = f.Value.String()
-               }
-       })
-       if verbose == defVerbose {
-               glog.V(Vuser).Infof("Note: increase the -v level in the controller deployment for more detailed logging, eg. -v=%d or -v=%d\n", Vadmin, Vdebug)
-       }
-
        glog.V(Vdebug).Infof("init: complete: cdi controller will create importer using image %q\n", importerImage)