gGEzS4Nf

1#!/bin/bash
2# WiFi Hunter
3# ===========
4# 
5# Scans for unprotected Access Points in your neighborhood and alerts you
6# when it finds something good for you :)
7#                                                       -- ideamonk at gmail.com
8
9export MPLAYER_VERBOSE=0
10
11refreshReport()
12{
13  ap_list=`iwlist wlan0 scanning | grep ESSID`
14  ap_count=`iwlist wlan0 scanning | grep ESSID | wc -l`
15  hole_list=`iwlist wlan0 scanning | grep -e 'Encryption key:off' -B 6 | grep 'ESSID'`
16  hole_count=`iwlist wlan0 scanning | grep 'Encryption key:off' | wc -l`
17}
18
19showReport()
20{
21  echo "Total $ap_count APs "
22  echo "APs - " $ap_list | sed -e s/ESSID://
23  echo $hole_count " Unprotected APs"
24  if [ $hole_count -gt 0 ] ; then
25    echo "Unprotected ones -- " $hole_list | sed -e s/ESSID://
26  fi
27  echo "------------------------------------------------------------------"
28}
29
30refreshReport
31showReport
32
33echo 
34echo "Scanning now ... "
35
36oldcount=0
37
38while [ 1 -eq 1 ] ; do
39  refreshReport
40  if [ $ap_count != $oldcount ] ; then
41    oldcount=$ap_count
42    if [ $hole_count -gt 0 ] ; then
43      mplayer '/usr/share/sounds/ubuntu/stereo/system-ready.ogg' -quiet -msglevel all=-1 >&/dev/null
44      # Yay I can haz stderr redirection too, complete silence :D >& FTW
45      # &> redirection works only with bash though
46      echo '++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++'
47      echo "                      --== FOUND SOMETHING ==--"
48    fi
49    showReport
50    echo
51    echo "Scanning for more..."
52  fi
53done