add: default allowed-ips for new clients creations

handler/routes.go

@@ -98,7 +98,7 @@ func WireGuardClients(db store.IStore) echo.HandlerFunc {
 		}
 
 		return c.Render(http.StatusOK, "clients.html", map[string]interface{}{
-			"baseData":       model.BaseData{Active: "", CurrentUser: currentUser(c)},
+			"baseData":       model.BaseData{Active: "", CurrentUser: currentUser(c), AllowedIPs: util.AllowedIPs},
 			"clientDataList": clientDataList,
 		})
 	}

main.go

@@ -36,6 +36,7 @@ var (
 	flagEmailFromName  string = "WireGuard UI"
 	flagSessionSecret  string
 	flagClientMTU      int
+	flagAllowedIPs     string
 )
 
 const (
@@ -63,6 +64,7 @@ func init() {
 	flag.StringVar(&flagEmailFromName, "email-from-name", util.LookupEnvOrString("EMAIL_FROM_NAME", flagEmailFromName), "'From' email name.")
 	flag.StringVar(&flagSessionSecret, "session-secret", util.LookupEnvOrString("SESSION_SECRET", flagSessionSecret), "The key used to encrypt session cookies.")
 	flag.IntVar(&flagClientMTU, "client-mtu", util.LookupEnvOrInt("CLIENT_MTU", flagClientMTU), "Client default MTU")
+	flag.StringVar(&flagAllowedIPs, "allowed-ips", util.LookupEnvOrString("ALLOWED_IPS", flagAllowedIPs), "List of default allowed IPs for the client")
 	flag.Parse()
 
 	// update runtime config
@@ -79,6 +81,7 @@ func init() {
 	util.EmailFromName = flagEmailFromName
 	util.SessionSecret = []byte(flagSessionSecret)
 	util.ClientMTU = flagClientMTU
+	util.AllowedIPs = flagAllowedIPs
 
 	// print app information
 	fmt.Println("Wireguard UI")

model/misc.go

@@ -10,4 +10,5 @@ type Interface struct {
 type BaseData struct {
 	Active      string
 	CurrentUser string
+	AllowedIPs  string
 }

templates/base.html

@@ -175,7 +175,7 @@
                                     </i>
                                 </label>
                                 <input type="text" data-role="tagsinput" class="form-control" id="client_allowed_ips"
-                                    value="0.0.0.0/0">
+                                    value="{{if .baseData.AllowedIPs}} {{.baseData.AllowedIPs}} {{else}} 0.0.0.0/0 {{end}}">
                             </div>
                             <div class="form-group">
                                 <label for="client_extra_allowed_ips" class="control-label">Extra Allowed IPs

util/config.go

@@ -17,6 +17,7 @@ var (
 	EmailContent   string
 	SessionSecret  []byte
 	ClientMTU      int
+	AllowedIPs     string
 )
 
 const (