#!/bin/sh
#
# afs.rc: rc script for AFS on SGI Irix platforms
#
# Install this script as /etc/init.d/afs
# then make links like this:
# ln -s ../init.d/afs /etc/rc0.d/K35afs
# ln -s ../init.d/afs /etc/rc2.d/S35afs 
#
# Config Files (in /etc/config)
#	afsclient - machine should be an AFS client
#	afsserver - machine should be an AFS server
#	afsxnfs   - machine should be an AFS/NFS translator (must also be
#			an AFS client)
#	afsml	  - dynamically load afs (using ml(1M))
#
# Option files (in /etc/config)
#	afsd.options - options to pass to afsd. If present it overrides
#			the defaults here.
#
# The following are 'recommended' values for various sized machines.
# These options should be given in /etc/config/afsd.options.
# If afsd.options does not exist then $OPTIONS is used.
#
LARGE="-stat 2800 -dcache 2400 -daemons 5 -volumes 128"
MEDIUM="-stat 2000 -dcache 800 -daemons 3 -volumes 70"
SMALL="-stat 300 -dcache 100 -daemons 2 -volumes 50"
OPTIONS=$MEDIUM

CONFIG=/etc/config
IS_ON=/etc/chkconfig
AFSDOPT=$CONFIG/afsd.options
AFSMT=/afs
COMMON_CLIENT=0

# The verbose flag controls the printing of the names of daemons as they
# are started 

if $IS_ON verbose ; then
    ECHO=echo
    VERBOSE=-v
else		# For a quiet startup and shutdown
    ECHO=:
    VERBOSE=
fi

#
# Run afsd in -nosettime mode if we have an alternative time sync
# OR we are a server and a client machine
#
if $IS_ON timed || $IS_ON timeslave || \
		( $IS_ON afsserver && $IS_ON afsclient ) ; then
    TIMESYNC=-nosettime
fi

case "$1" in
'netstart')
	# The network startup script (/etc/init.d/network) still runs
	# "/etc/init.d/afs netstart" to accomodate the loading of AFS 3.3
	# at a particular time relative to NFS. Post AFS 3.3, we need to
	# start up after the network script has completed, so the 'netstart'
	# option is now a no-op and the 'start' option loads AFS.
	# Note that this option could be used to start inetd.afs if we run
	# into cases where other servers got ports we want.
	;;
'start')

	if $IS_ON afsml
	then
		#
		# Figure out what kind of machine we're on.
		#
		IPNO=`uname -m`
		#
		# Figure out if we need load the NFS translator
		#
		if  $IS_ON afsxnfs && test -x /etc/havenfs && /etc/havenfs ;
		then
			NAME="libafs.${IPNO}.o"
		else
			NAME="libafs.${IPNO}.nonfs.o"
		fi

		if [ -r /usr/afs/bin/sgiload/$NAME ]
		then
			MOD=/usr/afs/bin/sgiload/$NAME
		elif [ -r /usr/vice/etc/sgiload/$NAME ]
		then
			MOD=/usr/vice/etc/sgiload/$NAME
		else
			echo "Cannot find afs kernel library: $NAME"
			echo "Aborting AFS start"
			exit 1
		fi

		$ECHO "Loading AFS from $MOD...\c"
		if ml ld $VERBOSE -j $MOD -p Afs_ -a afs
		then
			:
		else
			echo "Dynamic load of AFS failed - Aborting AFS start"
			exit 1
		fi
	else
		$ECHO "Not loading AFS kernel extensions - afsml config option is off"
	fi

	if $IS_ON afsserver && test -x /usr/afs/bin/bosserver 
	then
		$ECHO "Starting AFS bosserver"
		/usr/afs/bin/bosserver >/dev/console 2>&1
	fi

	if $IS_ON afsclient && test -x /usr/vice/etc/afsd ; then
		if test -s /usr/vice/etc/ThisCell ; then
			MYCELL=`cat /usr/vice/etc/ThisCell`
		else
			echo "/usr/vice/etc/ThisCell not valid - Aborting AFS start"
			exit 1
		fi
		if test -r $AFSDOPT ; then
			OPTIONS=`cat $AFSDOPT`
		fi
		if $IS_ON afsxnfs ; then
			OPTIONS="$OPTIONS -rmtsys"
		fi
		/usr/vice/etc/afsd $TIMESYNC $OPTIONS >/dev/console 2>&1

		# Let AFS think for a while
		i=30
		while test ! -x $AFSMT/$MYCELL -a $i -gt 0 ; do
			sleep 1
			i=`expr $i - 1`
		done
		if test ! -x $AFSMT/$MYCELL ; then
			echo "Warning AFS initialization did not complete correctly"
		fi

		# now that /afs is mounted - start up alternate inetd
		AFSWS=$AFSMT/$MYCELL/@sys/usr/afsws
		if test -x $AFSWS/etc/inetd.afs -a -r $AFSWS/etc/inetd.conf ; then
			$ECHO "Starting AFS inetd"
			$AFSWS/etc/inetd.afs $AFSWS/etc/inetd.conf 2>/dev/null </dev/null&
		fi
	fi

    ;;

'stop')
	#
	# Stop the AFS inetd and server processes
	# Note that the afsd processes cannot be killed
	#
	if $IS_ON afsclient ; then
		killall inetd.afs
	fi

	if $IS_ON afsserver && test -x /usr/afs/bin/bos
	then
		$ECHO "Stopping AFS bosserver"
		/usr/afs/bin/bos shutdown localhost -localauth -wait
		killall -HUP bosserver
	fi
    ;;

*)
    echo "usage: $0 {start|stop}"
    ;;
esac