Created
June 25, 2012 02:55
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MacbookPro5,1 has a serious problem with it's wireless. Apple will not acknowledge it, but here's a fix
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#!/bin/sh | |
# | |
# Tests network status and resets Airport if required | |
# | |
usage() { | |
cat << EOF | |
Usage: $0 options | |
-h HOST host to ping | |
-s <ON|OFF> say out loud: on or off default: OFF | |
EOF | |
} | |
SAY=OFF | |
gateway=`netstat -rn | grep default | tr -s " " | cut -d " " -f 2` | |
while getopts "hH:sS" OPTION | |
do | |
case $OPTION in | |
h) | |
gateway=$OPTARG | |
;; | |
s) | |
SAY=$OPTARG | |
;; | |
?) | |
usage | |
exit 1 | |
esac | |
done | |
fix=1 | |
if [ `whoami` != root ]; then | |
echo "You should be root to run this" | |
exit 1 | |
fi | |
echo "" | |
echo "Will ping $gateway" | |
echo "" | |
while [ 1 = 1 ]; do | |
varStatus=`ping -c 1 -t 2 $gateway | grep "loss"| cut -d , -f 3 | tr -s " "` | |
lastStatus=$failed | |
failed=`echo $varStatus | grep "100" -c` | |
printf "." | |
if [ $failed = 1 ]; then | |
if [ $fix = 1 ]; then | |
if [ "$SAY" = "ON" ]; then | |
say "Lost connection." & | |
else | |
afplay /System/Library/Sounds/Submarine.aiff & | |
fi | |
/usr/sbin/networksetup -setairportpower en1 off | |
/usr/sbin/networksetup -setairportpower en1 on | |
varDate=`date +"%Y-%m-%d %H:%M:%S"` | |
varIp=`ifconfig en1 inet | grep inet | tr -s " " | cut -d " " -f 2` | |
echo "" | |
echo "$varDate | $varIp | Restarted" | |
sleep 12 | |
echo Channel: $(/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -I | grep channel | tr -s " " | cut -d " " -f 3) | |
else | |
printf "X" | |
fi | |
else | |
if [ "$lastStatus" = "1" ]; then | |
if [ "$SAY" = "ON" ]; then | |
say "Restored" & | |
fi | |
fi | |
fi | |
sleep 3 | |
done | |
echo "" | |
echo "---------------------------------" |
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