fixs scapy filters & debug

README.md

@@ -27,7 +27,7 @@ Default port websocket server : 8081
 
 * 'scapy'   : listen to local network interface
 * 'rainbow' : rainbow animation
-* 'remote'	: use termspy to listen a remote computer and send to nerves for display
+* 'remote'	: use termspy.py to listen a remote computer and send to nerves for display
 
 # Install
 

nerves.py

@@ -7,13 +7,6 @@ v 0.1
 
 A termeal version with fiber optics on raspberry pi
 
-goes with leds mode 0
-
-sniff packets from interface en0 using python module scapy (2.3.1)
-generate led color for bhoreal in usb midi mode depending on packet port number
-send led number + color to PD patch boreal.pd
-in OSC format : /bhoreal/in lednumber ledcolor
-color is midi parameter so 0 to 127.
 
 By Sam Neurohack
 LICENCE : CC 
@@ -68,6 +61,23 @@ parser.add_argument("-epi","--ephemeralportmin",help="ephemeral port min to excl
 parser.add_argument("-epa","--ephemeralportmax",help="ephemeral port max to exclude (61000 by default)",type=int)
 args = parser.parse_args()
 
+if args.filter:
+    filters = args.filter
+else: 
+    filters = None
+
+print('Filter :',filters)
+
+if args.interface == None:
+
+    if platform == 'darwin':
+        ifn='en0'
+    else:
+        ifn='eth0'
+
+else:
+    iface = args.interface
+
 
 if args.ephemeralportmin:
     ephemeralportmin = args.ephemeralportmin
@@ -189,21 +199,20 @@ def main():
         leds.mode = 0
         ws.sendWSall("/players Sniffing")
 
-        if platform == 'darwin':
-            print("Running on", platform, "-> en0")
-            #sniff(iface='en0', prn=print_summary, store=0)
-            sniff(iface='en0', prn=print_summary, store=0,filter=args.filter)
-    
+
+        if filters != None:
+            print('with filters', filters)
+            sniff(iface=ifn, prn=print_summary, store=0, filter= filters)
         else:
-            print("Running on", platform, "-> eth0")
-            sniff(iface='eth0', prn=print_summary, store=0)
+            print('without filter')
+            sniff(iface=ifn, prn=print_summary, store=0)
 
 
     except Exception:
         traceback.print_exc()
 
     finally:
-
+        leds.cls()
         ws_thread.join()
         buttons_thread.join()
 

termspy.py

@@ -1,11 +1,12 @@
 '''
-termspy.py : sniff packets from interface en1 using python module scapy (2.3.1)
-
-Use WS port 8081
-v0.1
+termspy.py : sniff packets from interface en0/eth0 using python module scapy (2.3.1)
+And send port number to nerves pi (WS server port 8081)
+v0.1b
 By Sam Neurohack
 
 LICENCE : BY NC
+
+scapy filter like : -f 'tcp' 
 '''
 import log
 
@@ -34,12 +35,16 @@ wsPORT = 8081
 import argparse
 parser = argparse.ArgumentParser(description="A Scanner Interface Darkly")
 parser.add_argument("-i","--interface", help="interface to scan")
-#parser.add_argument("-f","--filter",help="tcpdump filter")
+parser.add_argument("-f","--filter",help="tcpdump filter")
 parser.add_argument("-epi","--ephemeralportmin",help="ephemeral port min to exclude (32768 by default), set to 65536 to include all ports",type=int)
 parser.add_argument("-epa","--ephemeralportmax",help="ephemeral port max to exclude (61000 by default)",type=int)
+parser.add_argument("-d","--debug",action="store_true",default="True",help="Debug output")
 args = parser.parse_args()
 
 
+debug = args.debug
+print('Debug mode :', debug)
+
 if args.ephemeralportmin:
     ephemeralportmin = args.ephemeralportmin
 else:
@@ -50,6 +55,24 @@ if args.ephemeralportmax:
 else:
     ephemeralportmax = 61000
 
+if args.filter:
+    filters = args.filter
+else: 
+    filters = None
+
+print('Filter :',filters)
+
+if args.interface == None:
+
+    if platform == 'darwin':
+        ifn='en0'
+    else:
+        ifn='eth0'
+
+else:
+    iface = args.interface
+
+print("Running on interface :", ifn)
 
 
 def sendled(zzzport):
@@ -111,16 +134,13 @@ def run(*args):
 
     try:
 
-        if platform == 'darwin':
-            print("Running on", platform, "-> en0")
-            #sniff(iface='en0', prn=print_summary, store=0, filter= args.filter)
-            sniff(iface='en0', prn=print_summary, store=0)
-
+        if filters != None:
+            print('with filters', filters)
+            sniff(iface=ifn, prn=print_summary, store=0, filter= filters)
         else:
-            print("Running on", platform, "-> eth0")
-            sniff(iface='eth0', prn=print_summary, store=0)
+            print('without filter')
+            sniff(iface=ifn, prn=print_summary, store=0)
 
-    
     except Exception:
         traceback.print_exc()
 

ws.py

@@ -16,10 +16,10 @@ import _thread, time
 
 from websocket_server import WebsocketServer
 import argparse
-#import leds
+import leds
 import traceback
 
-debug = 0
+
 Players=0
 clientmode = False
 broadcast = True
@@ -36,6 +36,7 @@ print ("Arguments parsing if needed...")
 argsparser = argparse.ArgumentParser(description="Nerves experimental v0.1b help mode")
 argsparser.add_argument("-i","--IP",help="IP to bind to (0.0.0.0 by default)", type=str)
 argsparser.add_argument("-p","--port",help="Websocket port to bind to (8081 by default)", type=str)
+argsparser.add_argument("-d","--debug",action="store_true",default="False",help="Debug output")
 args = argsparser.parse_args()
 # Server name
 if args.IP:
@@ -49,6 +50,9 @@ if args.port:
 else:
     wsPORT = 8081
 
+debug = args.debug
+print('Debug mode', debug)
+
 
 def Start(serverIP, wsPORT):
     global wserver
@@ -105,21 +109,15 @@ def client_left(client, wserver):
 def message_received(client, wserver, message):
     global crtfunc
 
-    print("")
     if len(message) > 200:
         message = message[:200]+'..'    
    
     wspath = message.split(" ")
-    if  debug > 0:
-        print("Main got from WS", client['id'], "said :", message, "splitted in an wspath :", wspath)
-    else:
-        print("Main got WS Client", client['id'], "said :", message)
-
     wscommand = wspath[0].split("/")
 
     # debug
-    if  debug > 0:
-        print("wscommand :",wscommand)
+    if  debug == True:
+        print("Main got from WS", client['id'], "said :", message, ": wscommand :",wscommand,"and wspath :", wspath)
 
     # noarg
     if len(wspath) == 1:
@@ -128,8 +126,9 @@ def message_received(client, wserver, message):
 
     # functions : /func 1
     elif wscommand[1] == "func":
-        if  debug > 0:
+        if debug == True:
             print("func function with ", wspath[1])
+
         crtfunc +=1
         if crtfunc == len(funcs):
             crtfunc = 0
@@ -159,13 +158,13 @@ def message_received(client, wserver, message):
     elif wscommand[1] == "termspy":
         
         print('incoming port', str(wspath[1]),'from termspy')
-        '''
+        
         if leds.mode == 2:
             
             # port = int(wspath[1])
             if int(wspath[1]) != wsPORT:
                 leds.nextnerve(int(wspath[1]))
-        '''
+        
 '''
     # CC : /device/cc/2 127
     elif wscommand[2] == "cc":
@@ -196,7 +195,7 @@ def send(message):
 def sendWSall(message):
 
     if broadcast == True:
-        if  debug >0:
+        if  debug == True:
             print("WS sending to all %s" % (message))
 
         wserver.send_message_to_all(message)
@@ -226,9 +225,5 @@ if __name__ == '__main__':
     
     except Exception:
         traceback.print_exc()
-
-
-
-
-
+        wserver.close()