227 lines
7.8 KiB
Python
227 lines
7.8 KiB
Python
#!/usr/bin/python2.7
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# -*- coding: utf-8 -*-
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from Airodump import Airodump
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from Color import Color
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from Target import Target
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from Configuration import Configuration
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from time import sleep, time
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class Scanner(object):
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''' Scans wifi networks & provides menu for selecting targets '''
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# Console code for moving up one line
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UP_CHAR = '\x1B[1F'
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def __init__(self):
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'''
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Starts scan, prints as it goes.
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Upon interrupt, sets 'targets'.
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'''
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self.previous_target_count = 0
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self.targets = []
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self.target = None # Specific target (based on ESSID/BSSID)
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self.err_msg = None
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Color.pl("")
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# Loads airodump with interface/channel/etc from Configuration
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try:
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with Airodump() as airodump:
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# Loop until interrupted (Ctrl+C)
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scan_start_time = time()
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while True:
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if airodump.pid.poll() is not None:
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# Airodump process died
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self.err_msg = '\r{!} {R}Airodump exited unexpectedly (Code: %d){O} Command: {W}%s' % (airodump.pid.poll(), " ".join(airodump.pid.command))
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raise KeyboardInterrupt
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try:
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self.targets = airodump.get_targets()
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except Exception, e:
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break
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if self.found_target():
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# We found the target we want
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return
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self.print_targets()
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target_count = len(self.targets)
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client_count = sum(
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[len(t.clients)
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for t in self.targets])
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outline = "\r{+} Scanning"
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if airodump.decloaking:
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outline += " & decloaking"
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outline += ". Found"
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outline += " {G}%d{W} target(s)," % target_count
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outline += " {G}%d{W} client(s)." % client_count
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outline += " {O}Ctrl+C{W} when ready "
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decloaked = airodump.decloaked_targets
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if len(decloaked) > 0:
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outline += "(decloaked"
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outline += " {C}%d{W} ESSIDs:" % len(decloaked)
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outline += " {G}%s{W}) " % ", ".join([x.essid for x in decloaked])
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Color.clear_entire_line()
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Color.p(outline)
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if Configuration.scan_time > 0 and time() > scan_start_time + Configuration.scan_time:
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return
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sleep(1)
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except KeyboardInterrupt:
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pass
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def found_target(self):
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'''
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Check if we discovered the target AP
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Returns: the Target if found,
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Otherwise None.
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'''
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bssid = Configuration.target_bssid
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essid = Configuration.target_essid
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if bssid is None and essid is None:
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return False
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for target in self.targets:
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if bssid and target.bssid and bssid.lower() == target.bssid.lower():
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self.target = target
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break
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if essid and target.essid and essid.lower() == target.essid.lower():
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self.target = target
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break
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if self.target:
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Color.pl('\n{+} {C}found target{G} %s {W}({G}%s{W})'
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% (self.target.bssid, self.target.essid))
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return True
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return False
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def print_targets(self):
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'''
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Prints targets to console
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'''
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if len(self.targets) == 0:
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Color.p('\r')
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return
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if self.previous_target_count > 0:
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# We need to "overwrite" the previous list of targets.
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if Configuration.verbose <= 1:
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# Don't clear screen buffer in verbose mode.
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if self.previous_target_count > len(self.targets) or \
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Scanner.get_terminal_height() < self.previous_target_count + 3:
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# Either:
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# 1) We have less targets than before, so we can't overwrite the previous list
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# 2) The terminal can't display the targets without scrolling.
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# Clear the screen.
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from Process import Process
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Process.call('clear')
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else:
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# We can fit the targets in the terminal without scrolling
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# "Move" cursor up so we will print over the previous list
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Color.pl(Scanner.UP_CHAR * (3 + self.previous_target_count))
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self.previous_target_count = len(self.targets)
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# Overwrite the current line
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Color.p('\r')
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# First row: columns
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Color.p(' NUM')
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Color.p(' ESSID')
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if Configuration.show_bssids:
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Color.p(' BSSID')
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Color.pl(' CH ENCR POWER WPS? CLIENT')
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# Second row: separator
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Color.p(' ---')
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Color.p(' -------------------------')
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if Configuration.show_bssids:
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Color.p(' -----------------')
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Color.pl(' --- ---- ----- ---- ------')
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# Remaining rows: targets
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for idx, target in enumerate(self.targets, start=1):
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Color.clear_entire_line()
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Color.p(' {G}%s ' % str(idx).rjust(3))
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Color.pl(target.to_str(Configuration.show_bssids))
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@staticmethod
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def get_terminal_height():
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import os
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(rows, columns) = os.popen('stty size', 'r').read().split()
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return int(rows)
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@staticmethod
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def get_terminal_width():
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import os
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(rows, columns) = os.popen('stty size', 'r').read().split()
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return int(columns)
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def select_targets(self):
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''' Asks user to select target(s) '''
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if len(self.targets) == 0:
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if self.err_msg is not None:
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Color.pl(self.err_msg)
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# TODO Print a more-helpful reason for failure.
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# 1. Link to wireless drivers wiki,
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# 2. How to check if your device supporst monitor mode,
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# 3. Provide airodump-ng command being executed.
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raise Exception("No targets found."
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+ " You may need to wait longer,"
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+ " or you may have issues with your wifi card")
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if Configuration.scan_time > 0:
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return self.targets
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self.print_targets()
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Color.clear_entire_line()
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if self.err_msg is not None:
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Color.pl(self.err_msg)
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input_str = '{+} select target(s)'
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input_str += ' ({G}1-%d{W})' % len(self.targets)
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input_str += ' separated by commas, dashes'
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input_str += ' or {G}all{W}: '
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chosen_targets = []
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for choice in raw_input(Color.s(input_str)).split(','):
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if choice == 'all':
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chosen_targets = self.targets
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break
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if '-' in choice:
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# User selected a range
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(lower,upper) = [int(x) - 1 for x in choice.split('-')]
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for i in xrange(lower, min(len(self.targets), upper + 1)):
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chosen_targets.append(self.targets[i])
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elif choice.isdigit():
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choice = int(choice) - 1
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chosen_targets.append(self.targets[choice])
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else:
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pass
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return chosen_targets
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if __name__ == '__main__':
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# Example displays targets and selects the appropriate one
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Configuration.initialize()
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try:
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s = Scanner()
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targets = s.select_targets()
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except Exception, e:
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Color.pl('\r {!} {R}Error{W}: %s' % str(e))
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Configuration.exit_gracefully(0)
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for t in targets:
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Color.pl(" {W}Selected: %s" % t)
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Configuration.exit_gracefully(0)
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