added %{_target} macro

[packages/autofs.git] / autofs.init

#!/bin/bash
#
#       $Id$
#
#	/etc/rc.d/init.d/autofs
#
#	rc file for automount using a Sun-style "master map".
#	We first look for a local /etc/autofs/auto.master, then a YP
#	map with that name
#
# chkconfig: - 72 08
# description: automatically mounts filesystems when you use \
#   them, and unmounts them later when you are not using them.
# processname: automount
#   Note that there may be multiple processes names automount
# config: /etc/autofs/auto.master
#   Note that all other config files are automatically reloaded
#   and may be different on different systems; we can ignore them
#   here

# Source function library.
. /etc/rc.d/init.d/functions

[ -f /usr/sbin/automount ] || exit 0

#
# 	We can add local options here
#	e.g. localoptions='rsize=8192,wsize=8192'
#
localoptions=''

#
#	This function will build a list of automount commands to execute in
#	order #	to activate all the mount points. It is used to figure out
#	the difference of automount points in case of a reload
#
function getmounts()
{
#
#	Check for local maps to be loaded
#
if [ -f /etc/autofs/auto.master ]
then
    cat /etc/autofs/auto.master | sed -e '/^#/d' -e '/^$/d'| (
	while read dir map options
	do
	    if [ ! -z "$dir" -a ! -z "$map" \
			-a x`echo "$map" | cut -c1` != 'x-' ]
	    then
		map=`echo "/etc/autofs/$map" | sed -e 's:^/etc/autofs/:/:'`
 		# special: treat -t or --timeout (or any reasonable derivative)
 		# specially, since it can't be made a normal mount option.
 		if echo $options | grep -- '-t' >/dev/null 2>&1 ; then
 		    mountoptions="--timeout $(echo $options | \
 		      sed 's/^.*-t\(imeout\)*[ \t]*\([0-9][0-9]*\).*$/\2/g')"
 		fi
 		options=`echo "$options" | sed -e '
 		  s/--*t\(imeout\)*[ \t]*[0-9][0-9]*//g
 		  s/\(^\|[ \t]\)-/\1/g'`
		if [ -x $map ]; then
		    echo "/usr/sbin/automount $mountoptions $dir program $map $options $localoptions"
		elif [ -f $map ]; then
		    echo "/usr/sbin/automount $mountoptions $dir file $map $options $localoptions"
		else
		    echo "/usr/sbin/automount $mountoptions $dir `basename $map` $options $localoptions"
		fi
	    fi
	done
    )
fi

#
#	Check for YellowPage maps to be loaded
#
if [ -e /usr/bin/ypcat ] && [ `ypcat -k auto.master 2>/dev/null | wc -l` -gt 0 ]
then
    ypcat -k auto.master | (
	while read dir map options
	do
	    if [ ! -z "$dir" -a ! -z "$map" \
			-a x`echo "$map" | cut -c1` != 'x-' ]
	    then
		map=`echo "$map" | sed -e 's/^auto_/auto./'`
		if echo $options | grep -- '-t' >/dev/null 2>&1 ; then
		    mountoptions="--timeout $(echo $options | \
		      sed 's/^.*-t\(imeout\)*[ \t]*\([0-9][0-9]*\).*$/\2/g')"
		fi
		options=`echo "$options" | sed -e '
		  s/--*t\(imeout\)*[ \t]*[0-9][0-9]*//g
		  s/\(^\|[ \t]\)-/\1/g'`
		echo "/usr/sbin/automount $mountoptions $dir yp $map $options $localoptions"
	    fi
	done
    )
fi
}

#
#	See how we were called.
#
case "$1" in
  start)
	# Check if the automounter is already running?
	if [ ! -f /var/lock/subsys/automount ]; then
	    show Starting automounter
	    busy
	    getmounts | sh
	    touch /var/lock/subsys/automount
	    deltext
	    ok
	fi
	;;
  stop)
	show Stopping automounter
	busy
        kill -TERM $(/sbin/pidof /usr/sbin/automount)
	rm -f /var/lock/subsys/automount
	deltext
	ok
	;;
  reload|restart)
	if [ ! -f /var/lock/subsys/automount ]; then
		echo "Automounter not running"
		exit 1
	fi
	echo "Checking for changes to /etc/autofs/auto.master ...."
	TMP1=`mktemp /tmp/autofs.XXXXXX` || { echo "could not make temp file" >&2; exit 1; }
	TMP2=`mktemp /tmp/autofs.XXXXXX` || { echo "could not make temp file" >&2; exit 1; }
	getmounts >$TMP1
	ps ax|grep "[0-9]:[0-9][0-9] /usr/sbin/automount " | (
	    while read pid tt stat time command; do
		echo "$command" >>$TMP2
		if ! grep -q "^$command" $TMP2; then
			kill -USR2 $pid
			echo "Stop $command"
		fi
	    done
	)
	cat $TMP1 | ( while read x; do
		if ! grep -q "^$x" $TMP2; then
			$x
			echo "Start $x"
		fi
        done )
	rm -f $TMP1 $TMP2
	;;
  status)
	echo "Configured Mount Points:"
	getmounts
	echo ""
	echo "Active Mount Points:"
	ps ax|grep "[0-9]:[0-9][0-9] /usr/sbin/automount " | (
		while read pid tt stat time command; do echo $command; done
	)
	;;
  *)
	echo "Usage: $0 {start|stop|restart|reload|status}"
	exit 1
esac

exit 0