xss + utils

util.py

@@ -0,0 +1,37 @@
+import random
+import socket
+import netifaces as ni
+
+def getAddress(interface="tun0"):
+    if not interface in ni.interfaces():
+        interfaces = ni.interfaces()
+        interfaces.remove('lo')
+        interface = interfaces[0]
+
+    addresses = ni.ifaddresses(interface)
+    address = addresses[ni.AF_INET][0]["addr"]
+    return address
+
+def openServer(address, ports=None):
+    listenPort = None
+    retry = True
+    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+    while retry:
+
+        if isinstance(ports, int):
+            listenPort = ports
+            retry = False
+        elif isinstance(ports, range):
+            listenPort = random.randint(ports[0],ports[-1])
+        elif ports is None:
+            listenPort = random.randint(10000,65535)
+
+        try:
+            sock.bind((address, listenPort))
+            sock.listen(1)
+            return sock
+        except Exception as e:
+            if not retry:
+                print("Unable to listen on port %d: %s" % (listenPort, str(e)))
+            raise e