Python conf.L2listen方法代碼示例

# 需要導入模塊: from config import conf [as 別名]
# 或者: from config.conf import L2listen [as 別名]
def start(self):
        self.s = conf.L2listen(iface=self.iface, filter=self.filter) 

# 需要導入模塊: from config import conf [as 別名]
# 或者: from config.conf import L2listen [as 別名]
def _do_control(self, *args, **kargs):
        with self.started:
            self.threadid = thread.get_ident()

            # Update default parameters
            a = args+self.init_args[len(args):]
            k = self.init_kargs.copy()
            k.update(kargs)
            self.parse_args(*a,**k)
    
            # Start the automaton
            self.state=self.initial_states[0](self)
            self.send_sock = self.send_sock_class()
            self.listen_sock = conf.L2listen(**self.socket_kargs)
            self.packets = PacketList(name="session[%s]"%self.__class__.__name__)

            singlestep = True
            iterator = self._do_iter()
            self.debug(3, "Starting control thread [tid=%i]" % self.threadid)
            try:
                while True:
                    c = self.cmdin.recv()
                    self.debug(5, "Received command %s" % c.type)
                    if c.type == _ATMT_Command.RUN:
                        singlestep = False
                    elif c.type == _ATMT_Command.NEXT:
                        singlestep = True
                    elif c.type == _ATMT_Command.FREEZE:
                        continue
                    elif c.type == _ATMT_Command.STOP:
                        break
                    while True:
                        state = iterator.next()
                        if isinstance(state, self.CommandMessage):
                            break
                        elif isinstance(state, self.Breakpoint):
                            c = Message(type=_ATMT_Command.BREAKPOINT,state=state)
                            self.cmdout.send(c)
                            break
                        if singlestep:
                            c = Message(type=_ATMT_Command.SINGLESTEP,state=state)
                            self.cmdout.send(c)
                            break
            except StopIteration,e:
                c = Message(type=_ATMT_Command.END, result=e.args[0])
                self.cmdout.send(c)
            except Exception,e:
                self.debug(3, "Transfering exception [%s] from tid=%i"% (e,self.threadid))
                m = Message(type = _ATMT_Command.EXCEPTION, exception=e, exc_info=sys.exc_info())
                self.cmdout.send(m) 

# 需要導入模塊: from config import conf [as 別名]
# 或者: from config.conf import L2listen [as 別名]
def sniff(count=0, store=1, offline=None, prn = None, lfilter=None, L2socket=None, timeout=None, opened_socket=None, *arg, **karg):
    """Sniff packets
sniff([count=0,] [prn=None,] [store=1,] [offline=None,] [lfilter=None,] + L2ListenSocket args) -> list of packets

  count: number of packets to capture. 0 means infinity
  store: wether to store sniffed packets or discard them
    prn: function to apply to each packet. If something is returned,
         it is displayed. Ex:
         ex: prn = lambda x: x.summary()
lfilter: python function applied to each packet to determine
         if further action may be done
         ex: lfilter = lambda x: x.haslayer(Padding)
offline: pcap file to read packets from, instead of sniffing them
timeout: stop sniffing after a given time (default: None)
L2socket: use the provided L2socket
opened_socket: provide an object ready to use .recv() on
    """
    c = 0
    
    if opened_socket is not None:
        s = opened_socket
    else:
        if offline is None:
            if L2socket is None:
                L2socket = conf.L2listen
            s = L2socket(type=ETH_P_ALL, *arg, **karg)
        else:
            s = PcapReader(offline)

    lst = []
    if timeout is not None:
        stoptime = time.time()+timeout
    remain = None
    while 1:
        try:
            if timeout is not None:
                remain = stoptime-time.time()
                if remain <= 0:
                    break
            sel = select([s],[],[],remain)
            if s in sel[0]:
                p = s.recv(MTU)
                if p is None:
                    break
                if lfilter and not lfilter(p):
                    continue
                if store:
                    lst.append(p)
                c += 1
                if prn:
                    r = prn(p)
                    if r is not None:
                        print r
                if count > 0 and c >= count:
                    break
        except KeyboardInterrupt:
            break
    if opened_socket is None:
        s.close()
    return plist.PacketList(lst,"Sniffed")