Renamed -port to -listen (unification with Selenoid)

Dockerfile

@@ -4,4 +4,4 @@ MAINTAINER Ivan Krutov <[email protected]>
 COPY ggr /usr/bin
 
 EXPOSE 4444
-ENTRYPOINT ["/usr/bin/ggr", "-port", "4444", "-users", "/etc/grid-router/users.htpasswd", "-quotaDir", "/etc/grid-router/quota"]
+ENTRYPOINT ["/usr/bin/ggr", "-listen", ":4444", "-users", "/etc/grid-router/users.htpasswd", "-quotaDir", "/etc/grid-router/quota"]

README.md

@@ -15,7 +15,7 @@ We use [govendor](https://github.com/kardianos/govendor) for dependencies manage
 4. Run compiled binary: ```$GOPATH/bin/ggr```
 
 ## Running
-To run Gridrouter type: ```$ ggr -port 4444 -quotaDir /path/to/quota/directory -users /path/to/.htpasswd```. See [example browsers.xml](https://github.com/aandryashin/ggr/blob/master/quota/browsers.xml) and [example .htpasswd](https://github.com/aandryashin/ggr/blob/master/.htpasswd).
+To run Gridrouter type: ```$ ggr -listen :4444 -quotaDir /path/to/quota/directory -users /path/to/.htpasswd```. See [example browsers.xml](https://github.com/aandryashin/ggr/blob/master/quota/browsers.xml) and [example .htpasswd](https://github.com/aandryashin/ggr/blob/master/.htpasswd).
 
 ## Generating users file
 This implementation is using [htpasswd](https://httpd.apache.org/docs/2.4/misc/password_encryptions.html) files to store authentication data, i.e. password are normally stored in encrypted form. To create such file type:

main.go

@@ -16,10 +16,9 @@ import (
 )
 
 var (
-	port     int
+	listen   string
 	quotaDir string
 	users    string
-	listen   string
 	timeout  time.Duration
 )
 
@@ -59,12 +58,11 @@ func updateQuota(quotaName string, browsers Browsers) {
 }
 
 func init() {
-	flag.IntVar(&port, "port", 4444, "port to bind to")
+	flag.StringVar(&listen, "listen", ":4444", "host and port to listen to")
 	flag.StringVar(&quotaDir, "quotaDir", "quota", "quota directory")
 	flag.StringVar(&users, "users", ".htpasswd", "htpasswd auth file path")
 	flag.DurationVar(&timeout, "timeout", 300*time.Second, "session creation timeout in time.Duration format, e.g. 300s or 500ms")
 	flag.Parse()
-	listen = fmt.Sprintf(":%d", port)
 	log.Printf("Users file is [%s]\n", users)
 	if err := loadQuotaFiles(quotaDir); err != nil {
 		log.Fatalf("%v\n", err)