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#! /sbin/runscript
#RCUPDATE:34:77:This line is required for script management
# Copyright 2000, International Business Machines Corporation and others.
# All Rights Reserved.
#
# This software has been released under the terms of the IBM Public
# License. For details, see the LICENSE file in the top-level source
# directory or online at http://www.openafs.org/dl/license10.html
# AFS Start and stop AFS components
#
#
# chkconfig: 345 60 20
# description: AFS is a distributed file system which provides location
# transparency, caching and secure authentication.
# Additional configuration can be done in the /etc/sysconfig/afs
# file. Read the documentation in that file for more information.
#
# Note that AFS does not use a pid file in /var/run. It is turned off by
# unmounting /afs.
#
# Modified by Holger Brueckner <darks@fet.org> for gentoo-linux
# Gather up options and post startup script name, if present
if [ -f /etc/afs/afs.conf ]; then
. /etc/afs/afs.conf
fi
# dependecies
depend() {
need net
}
# check for ext2 partition
check_ext2() {
PART=`cat /proc/mounts | grep vice | grep ext2 | awk '{print $1}'`
if [ -z $PART ]
then
echo ">>> PLEASE CREATE A EXT2 (no reiserfs) PARTITION (of aprox. 200M)"
echo ">>> AND MOUNT IT TO /USR/VICE/CACHE !!!"
return 1
fi
}
# check if cacheinfo exist, otherwise create it !!
check_cacheinfo(){
[ ! -f /usr/vice/etc/cacheinfo ] && {
PART=`cat /proc/mounts | grep vice | grep ext2 | awk '{print $1}'`
CACHESIZE=`df $PART | grep ^/ | awk '{print $4}'`
CACHESIZE=`expr $CACHESIZE \* 9`
CACHESIZE=`expr $CACHESIZE / 10`
echo "/afs:/usr/vice/cache:$CACHESIZE" > /usr/vice/etc/cacheinfo
}
}
# is_on returns 1 if value of arg is "on"
is_on() {
if test "$1" = "on" ; then return 0
else return 1
fi
}
# If choose_client can't correctly determine which client to use, set
# LIBAFS manually.
choose_client() {
# Use the second field of the uname -v output instead of just
# doing a match on the whole thing to protect against matching
# a timezone named SMP -- I don't know of one, but let's be
# paranoid.
set X `uname -v`; shift
case $2 in
SMP) MP=.mp ;; # MP system
*) MP= ;; # SP system
esac
# For now, just use uname -r to get the module version.
VERSION=`uname -r`
LIBAFS=libafs-$VERSION$MP.o
}
#
# Find prefix symbol to use with insmod. We find the unregister_filesystem
# string from /proc/ksyms since we know it's there. If /proc/ksyms does not
# exist, we print that info to the console and use the uname -v output to
# decide on a prefix.
# unregister_filesystem_Rsmp_b240cad8 is a typcial SMP version string from
# a kernel built from ftp.kernel.org
#
KSYMS_FILE=/proc/ksyms
SEARCH_STR="unregister_filesystem"
DEFAULT_SMP_PREFIX="smp_" # Redhat kernels need "smp" instead
PREFIX="" # none needed for UP with <= 1Gig memory
set_prefix()
{
h='[0-9a-fA-F]'
h8="$h$h$h$h$h$h$h$h"
prefix_set=0
set X `fgrep $SEARCH_STR $KSYMS_FILE 2> /dev/null`; shift
str=$2
case $str in
${SEARCH_STR}_R$h8)
# No prefix required
;;
$SEARCH_STR)
# No versioning in kernel symbols
;;
${SEARCH_STR}_R*$h8)
suffix=${str#${SEARCH_STR}_R}
PREFIX=${suffix%$h8}
;;
*)
case $str in
'')
echo afsd: Cannot find \"$SEARCH_STR\" in file $KSYMS_FILE
;;
*)
echo afsd: Malformed kernel version symbol \"$str\"
;;
esac
echo Guessing prefix from output of uname -v
set X `uname -v`; shift
case $2 in
SMP)
PREFIX=$DEFAULT_SMP_PREFIX
;;
esac
;;
esac
}
MODLOADDIR=/usr/vice/etc/modload
# load_client loads the AFS client module if it's not already loaded.
load_client() {
# If LIBAFS is set, use it.
if [ -z "$LIBAFS" ] ; then
# Try to determine the right client.
choose_client
fi
if [ ! -f $MODLOADDIR/$LIBAFS ] ; then
echo AFS module $MODLOADDIR/$LIBAFS does not exist. Not starting AFS.
return 1
fi
# use the prefix command if required
set_prefix
/sbin/insmod ${PREFIX:+-P $PREFIX} -f -m $MODLOADDIR/$LIBAFS > $MODLOADDIR/libafs.map 2>&1
}
start(){
# Load kernel extensions
if check_ext2 ; then :
else
eend 1 "Error: No ext2 partition for afs cache"
fi
check_cacheinfo
ebegin "Starting AFS services"
if load_client ; then :
else
echo Failed to load AFS client, not starting AFS services.
eend "Error Starting AFS client"
fi
# Start bosserver, it if exists
if is_on $AFS_SERVER && test -x /usr/afs/bin/bosserver ; then
/usr/afs/bin/bosserver
fi
# Start AFS client
if is_on $AFS_CLIENT && test -x /usr/sbin/afsd ; then
/usr/sbin/afsd ${OPTIONS} 1>&2
STATUS=$?
# Start AFS version of inetd.conf if present.
#if test -f /usr/afsws/etc/inetd.conf -a -x /usr/afsws/etc/inetd.afs ; then
# /usr/afsws/etc/inetd.afs /usr/afsws/etc/inetd.conf
#fi
$AFS_POST_INIT
fi
eend $STATUS "Error starting AFS"
}
stop() {
# Stop AFS
ebegin "Stopping AFS services"
if is_on $AFS_CLIENT ; then
# killall inetd.afs
umount /afs
STATUS=$?
fi
if is_on $AFS_SERVER && test -x /usr/afs/bin/bos ; then
echo "Stopping AFS bosserver"
/usr/afs/bin/bos shutdown localhost -localauth -wait
killall -HUP bosserver
fi
LIBAFS=`/sbin/lsmod | fgrep libafs`
if [ -n "$LIBAFS" ] ; then
LIBAFS=`echo $LIBAFS | awk 'BEGIN { FS = " " } { print $1 }'`
/sbin/rmmod $LIBAFS
STATUS=$?
fi
eend $STATUS "Error starting AFS"
}
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