mac_maintenance.sh

#!/usr/bin/env bash
trap "echo Exited!; exit;" SIGINT SIGTERM
# Make sure only root can run our script
if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi
echo "-----------------------------------------------------------"
echo "-----------------------------------------------------------"

#check SMART
SMART_Status=`diskutil info disk0 | grep SMART | awk '{print $3;}'`
if [[ "$SMART_Status" -ne "Verified" ]]; then
	echo "-> SMART Status failed, status is $SMART_Status"
	exit 1
else
	echo "-> SMART Status $SMART_Status"
fi
echo "-----------------------------------------------------------"

#Verify disk
echo "-> Verifying root disk"
diskutil verifyVolume /
if [ $? -ne 0 ]
then
    echo "root disk needs repairs"
    exit 1
fi

echo "-----------------------------------------------------------"
#Repair Disk Permissions
echo "-> Repairing permissions"
diskutil repairPermissions /

echo "-----------------------------------------------------------"
#execute periodic scripts
echo "-> Running periodic scripts"
periodic daily weekly monthly

echo "-----------------------------------------------------------"
#reset spotlight
echo "-> Resetting Spotlight index"
mdutil -i off /
mdutil -E /
rm -Rf /var/folders/*
#enable spotlight again
mdutil -i on /

echo "-----------------------------------------------------------"
echo "-> Rebuilding launch services"
#rebuild launch services
/System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -kill -seed -r

echo "-----------------------------------------------------------"
echo "-> Rebuilding dyld shared cache"
#rebuild dyld shared cache
update_dyld_shared_cache -force

echo "-----------------------------------------------------------"
echo "-> Emptying trash"
#empty trash
osascript -e 'tell app "Finder" to empty'

#delete caches
echo "-----------------------------------------------------------"
echo "-> Deleting user cache"
rm -rf ~/Library/Caches/*
echo "-> Deleting system cache"
rm -rf /Library/Caches/*

echo "-----------------------------------------------------------"
echo "All Done"
shutdown -r now