#!/sbin/runscript
#RCUPDATE:3 4:75:
# $Id: autofs,v 1.3 2002/08/14 21:03:39 raker Exp $
#
# rc file for automount using a Sun-style "master map".
# We first look for a local /etc/auto.master, then a YP
# map with that name
#
# On most distributions, this file should be called:
# /etc/rc.d/init.d/autofs or /etc/init.d/autofs
#

. /etc/init.d/functions.sh

FLAGS="defaults 21"

#
# Location of the automount daemon and the init directory
#

SERVICE=autofs
EXE=/usr/sbin/automount
opts="start stop restart status reload"

#
# 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' | (
	while read dir map options
	do
	    if [ ! -z "$dir" -a ! -z "$map" \
			-a x`echo "$map" | cut -c1` != 'x-' ]
	    then
		map=`echo "/etc/$map" | sed -e 's:^/etc//:/:'`
		options=`echo "$options" | sed -e 's/\(^\|[ \t]\)-/\1/g'`
		if [ -x $map ]; then
		    echo "$EXE $dir program $map $options $localoptions"
		elif [ -f $map ]; then
		    echo "$EXE $dir file $map $options $localoptions"
		else
		    echo "$EXE $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 "$EXE $dir yp $map $options $localoptions"
	    fi
	done
    )
fi
}

#
# Status lister.
#
function status()
{
	echo "Configured Mount Points:"
	echo "------------------------"
	getmounts
	echo ""
	echo "Active Mount Points:"
	echo "--------------------"
	ps ax|grep "[0-9]:[0-9][0-9] automount " | (
		while read pid tt stat time command; do echo $command; done
	)
}

start() {
	ebegin "Starting automounter..."
	getmounts | while read cmd mnt rest
	do
		echo -n " $mnt"
		pidfile=/var/run/autofs`echo $mnt | sed 's/\//./g'`.pid
		start-stop-daemon --start --pidfile $pidfile --quiet \
			--exec $EXE -- $mnt $rest
		#
		#	Automount needs a '--pidfile' or '-p' option.
		#	For now we look for the pid ourself.
		#
		ps ax | grep "[0-9]:[0-9][0-9] $EXE $mnt" | (
			read pid rest
			echo $pid > $pidfile
			echo "$mnt $rest" >> $pidfile
		)
	done
	eend $? "Error starting automounter"
}

stop() {
	ebegin 'Stopping automounter.'
	start-stop-daemon --stop --quiet --signal 12 --exec $EXE
	eend $? "Error stopping automounter"

}

reload() {
	echo "Reloading automounter: checking for changes ... "
	TMP=/var/run/autofs.tmp
	getmounts >$TMP
	for i in /var/run/autofs.*.pid
	do
		pid=`head -n 1 $i 2>/dev/null`
		[ "$pid" = "" ] && continue
		command=`tail +2 $i`
		if ! grep -q "^$command" $TMP
		then
			echo "Stopping automounter: $command"
			kill -USR2 $pid
		fi
	done
	rm -f $TMP
	start
}
restart() {
	stop
	start
}

#doservice ${@}




