add address and port configuration

server/go.sum

@@ -28,6 +28,7 @@ github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+Ce
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/casbin/casbin/v2 v2.1.2/go.mod h1:YcPU1XXisHhLzuxH9coDNf2FbKpjGlbCg3n9yuLkIJQ=
+github.com/cenkalti/backoff v2.2.1+incompatible h1:tNowT99t7UNflLxfYYSlKYsBpXdEet03Pg2g16Swow4=
 github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/cenkalti/backoff/v4 v4.1.1 h1:G2HAfAmvm/GcKan2oOQpBXOd2tT2G57ZnZGWa1PxPBQ=
 github.com/cenkalti/backoff/v4 v4.1.1/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=

server/main.go

@@ -2,9 +2,11 @@ package main
 
 import (
 	"filesharing/server/api"
+	"flag"
 	"log"
 	"net"
 	"net/http"
+	"strconv"
 	"strings"
 
 	"github.com/google/uuid"
@@ -14,6 +16,11 @@ import (
 )
 
 func main() {
+	address := flag.String("addr", "0.0.0.0", "The address to host on")
+	port := flag.Int("port", 8080, "The port to listen on")
+
+	flag.Parse()
+
 	service := NewServer()
 
 	fs := http.FileServer(http.Dir("public"))
@@ -25,7 +32,7 @@ func main() {
 
 	wrappedServer := grpcweb.WrapServer(gRPCServer)
 
-	listener, err := net.Listen("tcp", "0.0.0.0:3000")
+	listener, err := net.Listen("tcp", *address+":"+strconv.Itoa(*port))
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -127,7 +134,7 @@ func main() {
 		)),
 	}
 
-	log.Println("listening on port 3000")
+	log.Printf("listening on port %v\n", *port)
 
 	server.Serve(listener)
 }