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## vim:ft=zsh
## Small shutdown/reboot wrapper to work together with my other tools
## Usage: off [-nrh] [place]
## Copyright (C) 2008, 2009 by Daniel Friesel <derf@derf.homelinux.org>
## License: WTFPL <http://sam.zoy.org/wtfpl>
typeset filesystem garbage file
typeset -a filesystems
typeset tune2fs
typeset -i force reboot simulate exit_ok=1
function execute {
if (( simulate )) {
echo ${*}
} else {
${*} || exit_ok=0
}
}
while [[ ${1} == -* ]] {
case ${1} in
-n) simulate=1 ;;
-r) reboot=1 ;;
--force) force=1 ;;
-h)
print 'off - shutdown / restart the system'
print 'Usage: off [--force] [-hnr]'
print 'Options:\n'
print ' -n simulate. Do not actually shutdown'
print ' -r reboot'
print ' -h show this message'
print '\--force shutdown even if the machine is a server'
return 0
;;
-|--) shift; break ;;
*) echo "Unrecognized option: ${1}" >&2 ; return 1 ;;
esac
shift
}
# Don't shut down a server too easily
if [[ ${force} != 1 && ${hosts[$HOST]} == *:server:* ]] {
print -P '%B%F{yellow}This seems to be a server... not shutting down%f%b'
echo "Use 'off --force' if you really mean it"
return 1
}
if pgrep -x amarokapp &> /dev/null; then
execute dcop amarok MainApplication-Interface quit
fi
execute uinit stop -a
while read filesystem garbage; do
if [[ ${garbage} == *[12] ]] && fgrep -q ${filesystem} /etc/mtab; then
filesystems+=${filesystem}
fi
done < /etc/fstab
for filesystem in ${filesystems}; {
tune2fs=($(sudo tune2fs -l ${filesystem} | fgrep -i 'mount count' | grep -o '[0-9]*'))
if (( tune2fs[2] - tune2fs[1] < 5 )) {
exit_ok=0
echo "notice: filesystem ${filesystem} due to check in $((tune2fs[2] - tune2fs[1])) mounts"
}
}
if (( reboot )) {
execute sudo reboot
} else {
execute sudo halt
}
if (( exit_ok )) {
execute exit
}
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