new: new wifi.deauth.open boolean parameter to optionally skip open networks while deauthing en masse

modules/wifi.go

@@ -36,6 +36,7 @@ type WiFiModule struct {
 	pktSourceChanClosed bool
 	deauthSkip          []net.HardwareAddr
 	deauthSilent        bool
+	deauthOpen          bool
 	shakesFile          string
 	apRunning           bool
 	apConfig            packets.Dot11ApConfig
@@ -115,6 +116,10 @@ func NewWiFiModule(s *session.Session) *WiFiModule {
 		"false",
 		"If true, messages from wifi.deauth will be suppressed."))
 
+	w.AddParam(session.NewBoolParameter("wifi.deauth.open",
+		"true",
+		"Send wifi deauth packets to open networks."))
+
 	w.AddHandler(session.NewModuleHandler("wifi.ap", "",
 		"Inject fake management beacons in order to create a rogue access point.",
 		func(args []string) error {

modules/wifi_deauth.go

@@ -59,6 +59,15 @@ func (w *WiFiModule) isDeauthSilent() bool {
 	return w.deauthSilent
 }
 
+func (w *WiFiModule) doDeauthOpen() bool {
+	if err, is := w.BoolParam("wifi.deauth.open"); err != nil {
+		log.Warning("%v", err)
+	} else {
+		w.deauthOpen = is
+	}
+	return w.deauthOpen
+}
+
 func (w *WiFiModule) startDeauth(to net.HardwareAddr) error {
 	// parse skip list
 	if err, deauthSkip := w.StringParam("wifi.deauth.skip"); err != nil {
@@ -121,14 +130,19 @@ func (w *WiFiModule) startDeauth(to net.HardwareAddr) error {
 			client := deauth.Client
 			ap := deauth.Ap
 			if w.Running() {
+				if ap.IsOpen() && !w.doDeauthOpen() {
+					log.Debug("skipping deauth for open network %s", ap.ESSID())
+				} else {
 					if !w.isDeauthSilent() {
 						log.Info("deauthing client %s from AP %s (channel %d)", client.String(), ap.ESSID(), ap.Channel())
 					}
+
 					w.onChannel(ap.Channel(), func() {
 						w.sendDeauthPacket(ap.HW, client.HW)
 					})
 				}
 			}
+		}
 	}()
 
 	return nil

network/wifi_station.go

@@ -55,3 +55,7 @@ func (s *Station) Channel() int {
 func (s *Station) HasWPS() bool {
 	return len(s.WPS) > 0
 }
+
+func (s *Station) IsOpen() bool {
+	return s.Encryption == ""
+}