ability to set port at server start

main.go

@@ -4,6 +4,7 @@ import (
 	"flag"
 	"log"
 	"net/http"
+	"strconv"
 
 	"github.com/gin-gonic/gin"
 )
@@ -11,7 +12,10 @@ import (
 func main() {
 
 	var dir, serverToken string
+	var port int
+
 	flag.StringVar(&dir, "cachedir", "", "Folder where the cache is stored")
+	flag.IntVar(&port, "port", 8080, "Network port where the server should listen")
 	flag.StringVar(&serverToken, "token", "", " optional - Token for user authentication")
 	flag.Parse()
 
@@ -20,6 +24,7 @@ func main() {
 	}
 
 	r := gin.Default()
+
 	r.DELETE("/flush", func(c *gin.Context) {
 		userToken := c.Query("token")
 		if userToken != serverToken {
@@ -34,5 +39,5 @@ func main() {
 		}
 	})
 
-	r.Run()
+	r.Run(":" + strconv.Itoa(port))
 }