Wifiweasel
From Openmoko
(→iwscan bash) |
(→iwscan bash) |
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====iwscan bash==== | ====iwscan bash==== | ||
<pre> | <pre> | ||
− | iwlist | + | iwlist eth0 scanning | awk -F '[ :=]+' '/(ESS|Freq|Qual)/{ printf $3" " } /Encr/{ print $4 }' | sort -k4 -k3nr |
</pre> | </pre> |
Revision as of 01:41, 22 July 2008
script to Auto connect to Open wirelss 81102 AP's
Contents |
TODO
- determine AP without encryption and sort by best signal
- using essid of best signal perform connect/udhcpc and chknet every so often
if net is down repeat
- put it all together
sandbox
iwscan perl
#!/usr/bin/perl # Tim Osburn - tim@osburn.com # # install perl $iwlist = "/sbin/iwlist eth0 scanning"; open scan, "$iwlist |"; while (<scan>) { if (/^\s+Cell (\S+) - Address: (\S+)/) { $CELL=$1; $ADDRESS=$2; # print "$1 $2"; $INLOOP=1; } if (/^\s+ESSID:(\S+)/) { $ESSID=$1; print " $1"; } if (/^\s+Frequency:\S+ \S+ \(Channel (\S+)\)/) { $CHAN=$1; print " $1"; } if (/^\s+Quality=\S+\s+Signal level=(\S+).*/) { $SIGNAL=$1; print " $1"; } if (/^\s+Encryption key:(\S+)/) { $ENCRYPTION=$1; print " $1\n"; } } close scan;
produces output in the form of "essid" channel signal_strength encryption_status
"ESSID_NAME1" 1 -82 on
"ESSID_NAME2" 1 -49 off
iwscan bash
iwlist eth0 scanning | awk -F '[ :=]+' '/(ESS|Freq|Qual)/{ printf $3" " } /Encr/{ print $4 }' | sort -k4 -k3nr
output=
"SSIDNAME" 2.412 46/94 off
"NextName" 2.412 29/94 on
"guess?" 2.462 4/94 on
precon
$iwscan_output grep off
?compare signal?
ifconfig eth0 essid "essid" udhcpc eth0 chknet
chknet
#!/bin/sh HOSTTT="google.com" for Hosts in $HOSTTT do count=$(ping -c 1 $HOSTTT | grep 'received' | awk -F',' '{ print $2 }' | awk '{ print $1 }') if [ $count -eq 0 ]; then export netstat=0 fi if [ $count -eq 1 ]; then export netstat=1 ; fi while ($netstat=0) do ./iwscan + the signal comparision crap then retry connecting ugh this isnt right is it done
outputs
FAIL or w00t