tools/auto-qa - pub/scm/linux/kernel/git/dgc/xfstests-dev - Git at Google

 #!/bin/sh
 #
 # Copyright (c) 2000-2003 Silicon Graphics, Inc.  All Rights Reserved.
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
 # published by the Free Software Foundation.
 #
 # This program is distributed in the hope that it would be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write the Free Software Foundation,
 # Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
 #
 # automatic qa system. 31/08/00 dxm@sgi.com
 #
 # Usage: auto_qa start-state [stop-state]
 # Do auto_qa from start-state up to stop-state inclusive
 # or if no stop-state given then do it until reach "done" state.
 #

 _log()
 {
     echo "$*" >&2
     echo "$*" >> $LOG
     sync
 }

 _fail()
 {
     if [ "$started" = "1" ]
     then
 	echo "auto-qa stopped" | wall
 	started=0
     fi

     _log "$*"

     # send special email if a cron'd qa run fails
     case $state
     in
 	cron*)
 	    mail -s "XFS QA status report" $EMAIL < $LOG 2>&1
 	;;
     esac

     status=1
     exit 1
 }

 _get_kernel_version()
 {
     [ -x "$KWORKAREA" ] || return
     [ -r "$KWORKAREA/Makefile" ] \
 	|| _fail "can't read kernel makefile $KWORKAREA/Makefile"

     eval `awk '
 	BEGIN { FS = "[ \t=]+" }
 	/^VERSION =/ { a=$2 }
 	/^PATCHLEVEL =/ { b=$2 }
 	/^SUBLEVEL =/ { c=$2 }
 	/^EXTRAVERSION =/ { d=$2 }
 	END {
 	    print "VERSION=" a "." b "." c d " ; SVERSION=" a "." b "." c
 	}
    ' < $KWORKAREA/Makefile`
 }

 # this should be constant

 ROOT="$HOME/qa"
 HOST=`hostname -s`
 if [ ! -z "$CVSROOT" ]; then
     export WORKAREA="$ROOT/xfs-cmds"
 else
     [ -z "$WORKAREA" ] && export WORKAREA="$ROOT/xfs-cmds"
 fi


 export PATH="/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin/ptools:/usr/local/bin"
 STATE=$ROOT/qa.state
 QADIR="$WORKAREA/xfstests"
 SUDO="su -c"
 CONFIG="$ROOT/$HOST.config"
 COMMON_CONFIG="$QADIR/common/config"
 SH="/bin/sh"
 LOG="$ROOT/qa.log"

 # do some cleanup on exit

 _cleanup()
 {
     umount $SCRATCH_DEV &> /dev/null
     umount $TEST_DEV &> /dev/null
     if [ "$started" = 1 ]
     then
 	echo "auto-qa stopped" | wall
 	started=0
     fi
 }
 status=1
 trap "_cleanup; exit \$status" 0 1 2 3 15

 # clean exit

 _success()
 {
     status=0
     exit 0
 }

 _get_state()
 {
     state=`cat $STATE`
 }

 _set_state()
 {
     echo $1 > $STATE
     _get_state
 }

 _change_state()
 {
     new=$1

     # if have state XXXX-state then preserve XXXX-newstate

     case $state
     in
 	*-*)
 	    case $new
 	    in
 		*-*)
 		    _set_state $new
 		    ;;
 		*)
 		    _set_state `echo $state | sed "s/-.*$/-$new/"`
 		    ;;
 	    esac
 	    ;;
 	*)
 	    _set_state $new
 	    ;;
     esac
 }

 _sudo()
 {
     $ROOT/su -c "$*" < /dev/null ;# HACK - we need a hacked su at the mo
 }

 _restart()
 {
     exec $ROOT/su -c "(shutdown -r now \"auto-qa rebooting\" )&" < /dev/null
 }

 _update_workarea()
 {
     if [ -z "$CVSROOT" ]; then
 	_log "	*** p_tupdate"
 	cd "$1"
 	WORKAREA="$1" p_tupdate 2>&1 \
 			|| _fail "	    !!! p_tupdate failed"

 	_log "	*** non-trunk files"
 	cd "$1"
 	WORKAREA="$1" p_list -c 2>&1 \
 			|| _fail "	    !!! p_list failed"
     else
 	_log "	*** cvs update"
 	cd "$1"
 	cvs -z3 update -d
     fi
 }

 _test_mkfs_xfs()
 {
     TEST_OPTIONS=""
     [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_RTDEV" ] && \
         TEST_OPTIONS="$TEST_OPTIONS -rrtdev=$TEST_RTDEV"
     [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \
         TEST_OPTIONS="$TEST_OPTIONS -llogdev=$TEST_LOGDEV"
     _sudo /sbin/mkfs.xfs -f $TEST_OPTIONS $MKFS_OPTIONS $* $TEST_DEV
     mkfs_status=$?
     if [ "$USE_BIG_LOOPFS" = yes ]; then
         [ -z "$RETAIN_AG_BYTES" ] && RETAIN_AG_BYTES=0
         _sudo $QADIR/tools/ag-wipe -q -r $RETAIN_AG_BYTES $TEST_DEV
     fi
     return $mkfs_status
 }

 _test_mount()
 {
     TEST_OPTIONS=""
     [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_RTDEV" ] && \
         TEST_OPTIONS="$TEST_OPTIONS -ortdev=$TEST_RTDEV"
     [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \
         TEST_OPTIONS="$TEST_OPTIONS -ologdev=$TEST_LOGDEV"
     _sudo mount -t xfs $TEST_OPTIONS $MOUNT_OPTIONS $* $TEST_DEV $TEST_DIR
 }

 _i386_install()
 {
     _sudo cp -f "$KWORKAREA/arch/i386/boot/bzImage" "$IMAGE" 2>&1 \
 		|| _fail "	    !!! install kernel failed"
     _sudo cp -f "$KWORKAREA/System.map" "$SYSTEMMAP" 2>&1 \
 		|| _fail "	    !!! install kernel failed"
     if [ -z "$KMODULES" -o "$KMODULES" = yes ]; then
 	_sudo make EXTRAVERSION=-$EXTRA modules_install 2>&1 \
 		|| _fail "	    !!! install modules failed"
     fi


     if [ -z "$KINSTALL" -o "$KINSTALL" = lilo ]; then
 	_log "	*** reinit lilo"
 	_sudo /sbin/lilo 2>&1 \
 		|| _fail "	    !!! reinit lilo failed"
     fi
 }

 _i386_restart()
 {
     if [ -z "$KINSTALL" -o "$KINSTALL" = lilo ]; then
 	_sudo /sbin/lilo -R $EXTRA $KERNEL_OPTIONS 2>&1 \
 		|| _fail "	    !!! lilo failed"
     fi
 }

 _ia64_install()
 {
     echo not yet implemented
 }

 _ia64_restart()
 {
     echo not yet implemented
 }

 _check_kernel()
 {
     [ -d "$KWORKAREA" ]	|| _fail "    !!! QA kernel workarea \"$KWORKAREA\" not found"
     [ -r "$CONFIG" ]	|| _fail "    !!! Can't read config file $CONFIG"
 }


 _log "*** XFS QA (`date`)"

 _get_state

 # check preconditions for starting state
 case $1
 in
     cron-init)
 	case $state
 	in
 	    *done)
 		;;
 	    *)
 		_fail "    !!! cron-init while not in \"*done\" state"
 		;;
 	esac
 	;;
     cron-restarted)
 	# we don't auto restart after reboot, but cron the restart
 	# to happen a bit later - it's much easier and safer that way
 	if [ "$state" != "cron-restarted" ]
 	then
 	    _fail "    !!! cron-restarted while not in \"cron-restarted\" state"
 	fi
 	;;
 esac

 [ -n "$1" ] && _set_state $1
 [ -n "$2" ] && stop_state=$2

 [ "$UID" -eq 0 ]	&& _fail "    !!! QA most be run as a normal user"
 [ -d "$ROOT" ]		|| _fail "    !!! QA root \"$ROOT\" not found"
 [ -d "$WORKAREA" ]	|| _fail "    !!! QA workarea \"$WORKAREA\" not found"
 cd $QADIR
 . "$COMMON_CONFIG" 	|| _fail "    !!! Couldn't source $COMMON_CONFIG"

 _get_kernel_version
 IMAGE="$BOOT/vmlinuz-$EXTRA"
 SYSTEMMAP="$BOOT/System.map-$VERSION-$EXTRA"
 MODULES="/lib/modules/$SVERSION"

 cd $ROOT

 started=1
 echo "auto-qa started" | wall

 while true
 do
     _get_state

     _log "    *** state $state start (`date`)"
     _log "	(user=$USER, host=$HOST)"
     new_state=""

     start_state=$state

     case $state
     in
 	*init)
 	    echo "" > $ROOT/qa.log
 	    echo "" > $ROOT/qa.full
 	    _log "******************************************************"
 	    _log "QA init $VERSION (`date`)"
 	    _log "******************************************************"
 	    new_state="updatetools"
 	    ;;

 	*updatetools)
 	    _update_workarea "$WORKAREA"
 	    new_state="cleantools"
 	    ;;

 	*cleantools)
 	    # we need to configure or else we might fail to clean
 	    for pkg in attr acl xfsprogs dmapi xfsdump xfstests
 	    do
 		[ -d $WORKAREA/$pkg ] || continue
 		cd $WORKAREA/$pkg
 		_log "	*** clean $pkg tools"
 		make realclean 2>&1 \
 			|| _fail "	    !!! clean $pkg failed"
 	    done
 	    new_state="buildtools"
 	    ;;

 	*buildtools)
 	    _log "	*** build and install tools"
 	    for pkg in attr acl xfsprogs dmapi xfsdump xfstests
 	    do
 		[ -d $WORKAREA/$pkg ] || continue
 		cd $WORKAREA/$pkg

 		make configure 2>&1 \
 			|| _fail "	    !!! configure $pkg failed"
 		make default 2>&1 \
 			|| _fail "	    !!! build $pkg failed"

 		_sudo make install install-dev 2>&1 \
 			|| _fail "	    !!! install $pkg failed"

 		# attr and acl now have install-lib targets as well
 		[ "$pkg" = "attr" -o "$pkg" = "acl" ] || continue
 		_sudo make install-lib 2>&1 \
 			|| _fail "	    !!! install $pkg failed"
 	    done

 	    new_state="updatekernel"
 	    ;;

 	*updatekernel)
 	    _check_kernel
 	    _update_workarea "$KWORKAREA"
 	    new_state="cleankernel"
 	    ;;

 	*cleankernel)
 	    _check_kernel
 	    _log "	*** clean kernel"
 	    cd "$KWORKAREA"
 	    make mrproper 2>&1 \
 			|| _fail "	    !!! clean kernel failed"

 	    _log "	*** install configuration file"
 	    cp -f $CONFIG "$KWORKAREA/.config" 2>&1 \
 			|| _fail "	    !!! failed to install config"

 	    _log "	*** remove version file"
 	    rm -f include/linux/version.h 2>&1 \
 			|| _fail "	    !!! failed to clean version"

 	    new_state="reconfig"
 	    ;;

 	*reconfig)
 	    _check_kernel
 	    _log "	*** reconfig kernel"

 	    # we better start from scratch if this fails
 	    _change_state "cleankernel"

 	    cd "$KWORKAREA"
 	    # we want to use default options for any new config options.
 	    echo -e "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n" | \
 		make EXTRAVERSION=-$EXTRA oldconfig 2>&1 \
 			|| _fail "	    !!! reconfig oldconfig failed"
 	    make EXTRAVERSION=-$EXTRA dep 2>&1 \
 			|| _fail "	    !!! reconfig dep failed"

 	    new_state="buildkernel"
 	    ;;

 	*buildkernel)
 	    _check_kernel
 	    _log "	*** build kernel"
 	    _log "          --- kernel ($IMAGE)"
 	    [ -z "$KMODULES" -o "$KMODULES" = yes ] && \
             _log "          --- modules ($MODULES)"

 	    _change_state "cleankernel" ; # we better start from scratch if this fails

 	    cd "$KWORKAREA"
 	    [ -z "$KTARGET" ] && KTARGET=bzImage
 	    [ -z "$KMODULES" -o "$KMODULES" = yes ] && \
 		KTARGET="$KTARGET modules"
 	    make -j4 EXTRAVERSION=-$EXTRA $KTARGET 2>&1 \
 			|| _fail "	    !!! build $KTARGET failed"
 	    new_state="install"
 	    ;;

 	*install)
 	    _check_kernel
 	    _log "	*** blat old modules"
 	    _sudo rm -rf $MODULES

 	    _log "	*** install kernel"
 	    cd "$KWORKAREA"
 	    case `uname -m`
 	    in
 		i386|i686)	_i386_install ;;
 		ia64)		_ia64_install ;;
 	    esac

 	    new_state="restart"
 	    ;;

 	*restart)
 	    _log "	    *** select qa kernel"
 	    case `uname -m`
 	    in
 		i386|i686)	_i386_restart ;;
 		ia64)		_ia64_restart ;;
 	    esac

 	    _log "	    *** prepare to restart"
 	    _change_state "restarted"

 	    _log "	    *** restarting"

 	    _restart # doesn't return
 	    ;;

 	*restarted)
 	    _log "	    *** QA reentered after restart"

 	    new_state="check"
 	    ;;

 	*check)
 	    uname=`uname -a`
 	    _log "	    *** uname $uname"

 	    if [ "$MODULAR" -eq 0 ]; then
 		new_state="reset"
 	    else
 		new_state="probe"
 	    fi
 	    ;;

 	*probe)
 	    _log "	    *** modules dependencies"
 	    _sudo depmod -a  2>&1 \
 			|| _fail "	    !!! failed to depmod -a"

 	    _log "	    *** unmounting XFS mounts"
 	    _sudo umount -a -t xfs 2>&1

 	    _log "	    *** removing modules"
 	    for m in xfsidbg xfs kdbm_pg kdbm_vm
 	    do
 		_sudo rmmod $m 2> /dev/null
 	    done

 	    _log "	    *** installing modules"
 	    _sudo modprobe xfs 2>&1 \
 			|| _fail "	    !!! failed to modprobe xfs"

 	    new_state="reset"
 	    ;;

 	*reset)

 	    _log "	    *** unmounting TEST_DEV"
 	    _sudo umount $TEST_DEV 2>&1

 	    _log "	    *** unmounting SCRATCH_DEV"
 	    _sudo umount $SCRATCH_DEV 2>&1

 	    _log "	    *** clean TEST_DEV"
 	    _test_mkfs_xfs 2>&1 \
 			|| _fail "	    !!! failed to mkfs TEST_DEV"

 	    _log "	    *** mounting TEST_DEV"
 	    _test_mount 2>&1 \
 			|| _fail "	    !!! failed to mount"

 	    new_state="run"
 	    ;;

 	soak-run)
 	    cd $QADIR

 	    _log "	    *** run soak test"
 	    _sudo ./soak $SOAK_PASSES $SOAK_STRESS $SOAK_PROC \
 			|| _fail "	    !!! failed to run soak test"

 	    new_state="done"
 	    ;;

 	bench-run)
 	    cd $QADIR

 	    # $BENCHMARK is typically unset, which equates to "all"
 	    #
 	    _log "	    *** run benchmarks"
 	    _sudo ./bench $BENCH_PASSES `id -nu && id -ng` $BENCHMARK \
 			|| _fail "	    !!! failed to run benchmarks"

 	    _log ""
 	    _log "	    *** send results mail"
 	    mail -s "XFS QA benchmark results" $EMAIL < $QADIR/bench.out 2>&1

 	    new_state="done"
 	    ;;

 	*run)
 	    cd $QADIR

 	    _log "	    *** run tests ($CHECK_OPTIONS)"
 	    _sudo ./check -l $CHECK_OPTIONS 2>&1 | tee $ROOT/qa.out

 	    _log ""
 	    _log "	    *** send status mail"
 	    mail -s "XFS QA status report" $EMAIL < $ROOT/qa.out 2>&1

 	    new_state="done"
 	    ;;

 	*done)
 	    _log "*** requested QA state transitions complete"

 	    _success
 	    ;;

 	*nothing)
 	    new_state="done"
 	    _log "    *** do nothing"
 	    ;;

 	*)
 	    _fail "	   !!! unknown state $state"
 	    ;;
     esac

     _log "    *** state $state done (`date`)"
     [ "$new_state" = "" ] && _fail "    !!! no new state set"

     if [ -n "$stop_state" ]
     then
         # remove hyphen prefixes
 	s1=`echo $start_state | sed 's/.*-//'`
 	s2=`echo $stop_state | sed 's/.*-//'`

 	if [ $s1 = $s2 ]
 	then
 	    # we have been requested to stop here and not go on
 	    new_state="done"
 	fi
     fi

     _change_state $new_state

 done
	#!/bin/sh
	#
	# Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved.
	#
	# This program is free software; you can redistribute it and/or
	# modify it under the terms of the GNU General Public License as
	# published by the Free Software Foundation.
	#
	# This program is distributed in the hope that it would be useful,
	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	# GNU General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with this program; if not, write the Free Software Foundation,
	# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	#
	#
	# automatic qa system. 31/08/00 dxm@sgi.com
	#
	# Usage: auto_qa start-state [stop-state]
	# Do auto_qa from start-state up to stop-state inclusive
	# or if no stop-state given then do it until reach "done" state.
	#

	_log()
	{
	echo "$*" >&2
	echo "$*" >> $LOG
	sync
	}

	_fail()
	{
	if [ "$started" = "1" ]
	then
	echo "auto-qa stopped" \| wall
	started=0
	fi

	_log "$*"

	# send special email if a cron'd qa run fails
	case $state
	in
	cron*)
	mail -s "XFS QA status report" $EMAIL < $LOG 2>&1
	;;
	esac

	status=1
	exit 1
	}

	_get_kernel_version()
	{
	[ -x "$KWORKAREA" ] \|\| return
	[ -r "$KWORKAREA/Makefile" ] \
	\|\| _fail "can't read kernel makefile $KWORKAREA/Makefile"

	eval `awk '
	BEGIN { FS = "[ \t=]+" }
	/^VERSION =/ { a=$2 }
	/^PATCHLEVEL =/ { b=$2 }
	/^SUBLEVEL =/ { c=$2 }
	/^EXTRAVERSION =/ { d=$2 }
	END {
	print "VERSION=" a "." b "." c d " ; SVERSION=" a "." b "." c
	}
	' < $KWORKAREA/Makefile`
	}

	# this should be constant

	ROOT="$HOME/qa"
	HOST=`hostname -s`
	if [ ! -z "$CVSROOT" ]; then
	export WORKAREA="$ROOT/xfs-cmds"
	else
	[ -z "$WORKAREA" ] && export WORKAREA="$ROOT/xfs-cmds"
	fi


	export PATH="/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin/ptools:/usr/local/bin"
	STATE=$ROOT/qa.state
	QADIR="$WORKAREA/xfstests"
	SUDO="su -c"
	CONFIG="$ROOT/$HOST.config"
	COMMON_CONFIG="$QADIR/common/config"
	SH="/bin/sh"
	LOG="$ROOT/qa.log"

	# do some cleanup on exit

	_cleanup()
	{
	umount $SCRATCH_DEV &> /dev/null
	umount $TEST_DEV &> /dev/null
	if [ "$started" = 1 ]
	then
	echo "auto-qa stopped" \| wall
	started=0
	fi
	}
	status=1
	trap "_cleanup; exit \$status" 0 1 2 3 15

	# clean exit

	_success()
	{
	status=0
	exit 0
	}

	_get_state()
	{
	state=`cat $STATE`
	}

	_set_state()
	{
	echo $1 > $STATE
	_get_state
	}

	_change_state()
	{
	new=$1

	# if have state XXXX-state then preserve XXXX-newstate

	case $state
	in
	-)
	case $new
	in
	-)
	_set_state $new
	;;
	*)
	_set_state `echo $state \| sed "s/-.*$/-$new/"`
	;;
	esac
	;;
	*)
	_set_state $new
	;;
	esac
	}

	_sudo()
	{
	$ROOT/su -c "$*" < /dev/null ;# HACK - we need a hacked su at the mo
	}

	_restart()
	{
	exec $ROOT/su -c "(shutdown -r now \"auto-qa rebooting\" )&" < /dev/null
	}

	_update_workarea()
	{
	if [ -z "$CVSROOT" ]; then
	_log " *** p_tupdate"
	cd "$1"
	WORKAREA="$1" p_tupdate 2>&1 \
	\|\| _fail " !!! p_tupdate failed"

	_log " *** non-trunk files"
	cd "$1"
	WORKAREA="$1" p_list -c 2>&1 \
	\|\| _fail " !!! p_list failed"
	else
	_log " *** cvs update"
	cd "$1"
	cvs -z3 update -d
	fi
	}

	_test_mkfs_xfs()
	{
	TEST_OPTIONS=""
	[ "$USE_EXTERNAL" = yes -a ! -z "$TEST_RTDEV" ] && \
	TEST_OPTIONS="$TEST_OPTIONS -rrtdev=$TEST_RTDEV"
	[ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \
	TEST_OPTIONS="$TEST_OPTIONS -llogdev=$TEST_LOGDEV"
	_sudo /sbin/mkfs.xfs -f $TEST_OPTIONS $MKFS_OPTIONS $* $TEST_DEV
	mkfs_status=$?
	if [ "$USE_BIG_LOOPFS" = yes ]; then
	[ -z "$RETAIN_AG_BYTES" ] && RETAIN_AG_BYTES=0
	_sudo $QADIR/tools/ag-wipe -q -r $RETAIN_AG_BYTES $TEST_DEV
	fi
	return $mkfs_status
	}

	_test_mount()
	{
	TEST_OPTIONS=""
	[ "$USE_EXTERNAL" = yes -a ! -z "$TEST_RTDEV" ] && \
	TEST_OPTIONS="$TEST_OPTIONS -ortdev=$TEST_RTDEV"
	[ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \
	TEST_OPTIONS="$TEST_OPTIONS -ologdev=$TEST_LOGDEV"
	_sudo mount -t xfs $TEST_OPTIONS $MOUNT_OPTIONS $* $TEST_DEV $TEST_DIR
	}

	_i386_install()
	{
	_sudo cp -f "$KWORKAREA/arch/i386/boot/bzImage" "$IMAGE" 2>&1 \
	\|\| _fail " !!! install kernel failed"
	_sudo cp -f "$KWORKAREA/System.map" "$SYSTEMMAP" 2>&1 \
	\|\| _fail " !!! install kernel failed"
	if [ -z "$KMODULES" -o "$KMODULES" = yes ]; then
	_sudo make EXTRAVERSION=-$EXTRA modules_install 2>&1 \
	\|\| _fail " !!! install modules failed"
	fi


	if [ -z "$KINSTALL" -o "$KINSTALL" = lilo ]; then
	_log " *** reinit lilo"
	_sudo /sbin/lilo 2>&1 \
	\|\| _fail " !!! reinit lilo failed"
	fi
	}

	_i386_restart()
	{
	if [ -z "$KINSTALL" -o "$KINSTALL" = lilo ]; then
	_sudo /sbin/lilo -R $EXTRA $KERNEL_OPTIONS 2>&1 \
	\|\| _fail " !!! lilo failed"
	fi
	}

	_ia64_install()
	{
	echo not yet implemented
	}

	_ia64_restart()
	{
	echo not yet implemented
	}

	_check_kernel()
	{
	[ -d "$KWORKAREA" ] \|\| _fail " !!! QA kernel workarea \"$KWORKAREA\" not found"
	[ -r "$CONFIG" ] \|\| _fail " !!! Can't read config file $CONFIG"
	}


	_log "*** XFS QA (`date`)"

	_get_state

	# check preconditions for starting state
	case $1
	in
	cron-init)
	case $state
	in
	*done)
	;;
	*)
	_fail " !!! cron-init while not in \"*done\" state"
	;;
	esac
	;;
	cron-restarted)
	# we don't auto restart after reboot, but cron the restart
	# to happen a bit later - it's much easier and safer that way
	if [ "$state" != "cron-restarted" ]
	then
	_fail " !!! cron-restarted while not in \"cron-restarted\" state"
	fi
	;;
	esac

	[ -n "$1" ] && _set_state $1
	[ -n "$2" ] && stop_state=$2

	[ "$UID" -eq 0 ] && _fail " !!! QA most be run as a normal user"
	[ -d "$ROOT" ] \|\| _fail " !!! QA root \"$ROOT\" not found"
	[ -d "$WORKAREA" ] \|\| _fail " !!! QA workarea \"$WORKAREA\" not found"
	cd $QADIR
	. "$COMMON_CONFIG" \|\| _fail " !!! Couldn't source $COMMON_CONFIG"

	_get_kernel_version
	IMAGE="$BOOT/vmlinuz-$EXTRA"
	SYSTEMMAP="$BOOT/System.map-$VERSION-$EXTRA"
	MODULES="/lib/modules/$SVERSION"

	cd $ROOT

	started=1
	echo "auto-qa started" \| wall

	while true
	do
	_get_state

	_log " *** state $state start (`date`)"
	_log " (user=$USER, host=$HOST)"
	new_state=""

	start_state=$state

	case $state
	in
	*init)
	echo "" > $ROOT/qa.log
	echo "" > $ROOT/qa.full
	_log "******************************************************"
	_log "QA init $VERSION (`date`)"
	_log "******************************************************"
	new_state="updatetools"
	;;

	*updatetools)
	_update_workarea "$WORKAREA"
	new_state="cleantools"
	;;

	*cleantools)
	# we need to configure or else we might fail to clean
	for pkg in attr acl xfsprogs dmapi xfsdump xfstests
	do
	[ -d $WORKAREA/$pkg ] \|\| continue
	cd $WORKAREA/$pkg
	_log " *** clean $pkg tools"
	make realclean 2>&1 \
	\|\| _fail " !!! clean $pkg failed"
	done
	new_state="buildtools"
	;;

	*buildtools)
	_log " *** build and install tools"
	for pkg in attr acl xfsprogs dmapi xfsdump xfstests
	do
	[ -d $WORKAREA/$pkg ] \|\| continue
	cd $WORKAREA/$pkg

	make configure 2>&1 \
	\|\| _fail " !!! configure $pkg failed"
	make default 2>&1 \
	\|\| _fail " !!! build $pkg failed"

	_sudo make install install-dev 2>&1 \
	\|\| _fail " !!! install $pkg failed"

	# attr and acl now have install-lib targets as well
	[ "$pkg" = "attr" -o "$pkg" = "acl" ] \|\| continue
	_sudo make install-lib 2>&1 \
	\|\| _fail " !!! install $pkg failed"
	done

	new_state="updatekernel"
	;;

	*updatekernel)
	_check_kernel
	_update_workarea "$KWORKAREA"
	new_state="cleankernel"
	;;

	*cleankernel)
	_check_kernel
	_log " *** clean kernel"
	cd "$KWORKAREA"
	make mrproper 2>&1 \
	\|\| _fail " !!! clean kernel failed"

	_log " *** install configuration file"
	cp -f $CONFIG "$KWORKAREA/.config" 2>&1 \
	\|\| _fail " !!! failed to install config"

	_log " *** remove version file"
	rm -f include/linux/version.h 2>&1 \
	\|\| _fail " !!! failed to clean version"

	new_state="reconfig"
	;;

	*reconfig)
	_check_kernel
	_log " *** reconfig kernel"

	# we better start from scratch if this fails
	_change_state "cleankernel"

	cd "$KWORKAREA"
	# we want to use default options for any new config options.
	echo -e "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n" \| \
	make EXTRAVERSION=-$EXTRA oldconfig 2>&1 \
	\|\| _fail " !!! reconfig oldconfig failed"
	make EXTRAVERSION=-$EXTRA dep 2>&1 \
	\|\| _fail " !!! reconfig dep failed"

	new_state="buildkernel"
	;;

	*buildkernel)
	_check_kernel
	_log " *** build kernel"
	_log " --- kernel ($IMAGE)"
	[ -z "$KMODULES" -o "$KMODULES" = yes ] && \
	_log " --- modules ($MODULES)"

	_change_state "cleankernel" ; # we better start from scratch if this fails

	cd "$KWORKAREA"
	[ -z "$KTARGET" ] && KTARGET=bzImage
	[ -z "$KMODULES" -o "$KMODULES" = yes ] && \
	KTARGET="$KTARGET modules"
	make -j4 EXTRAVERSION=-$EXTRA $KTARGET 2>&1 \
	\|\| _fail " !!! build $KTARGET failed"
	new_state="install"
	;;

	*install)
	_check_kernel
	_log " *** blat old modules"
	_sudo rm -rf $MODULES

	_log " *** install kernel"
	cd "$KWORKAREA"
	case `uname -m`
	in
	i386\|i686) _i386_install ;;
	ia64) _ia64_install ;;
	esac

	new_state="restart"
	;;

	*restart)
	_log " *** select qa kernel"
	case `uname -m`
	in
	i386\|i686) _i386_restart ;;
	ia64) _ia64_restart ;;
	esac

	_log " *** prepare to restart"
	_change_state "restarted"

	_log " *** restarting"

	_restart # doesn't return
	;;

	*restarted)
	_log " *** QA reentered after restart"

	new_state="check"
	;;

	*check)
	uname=`uname -a`
	_log " *** uname $uname"

	if [ "$MODULAR" -eq 0 ]; then
	new_state="reset"
	else
	new_state="probe"
	fi
	;;

	*probe)
	_log " *** modules dependencies"
	_sudo depmod -a 2>&1 \
	\|\| _fail " !!! failed to depmod -a"

	_log " *** unmounting XFS mounts"
	_sudo umount -a -t xfs 2>&1

	_log " *** removing modules"
	for m in xfsidbg xfs kdbm_pg kdbm_vm
	do
	_sudo rmmod $m 2> /dev/null
	done

	_log " *** installing modules"
	_sudo modprobe xfs 2>&1 \
	\|\| _fail " !!! failed to modprobe xfs"

	new_state="reset"
	;;

	*reset)

	_log " *** unmounting TEST_DEV"
	_sudo umount $TEST_DEV 2>&1

	_log " *** unmounting SCRATCH_DEV"
	_sudo umount $SCRATCH_DEV 2>&1

	_log " *** clean TEST_DEV"
	_test_mkfs_xfs 2>&1 \
	\|\| _fail " !!! failed to mkfs TEST_DEV"

	_log " *** mounting TEST_DEV"
	_test_mount 2>&1 \
	\|\| _fail " !!! failed to mount"

	new_state="run"
	;;

	soak-run)
	cd $QADIR

	_log " *** run soak test"
	_sudo ./soak $SOAK_PASSES $SOAK_STRESS $SOAK_PROC \
	\|\| _fail " !!! failed to run soak test"

	new_state="done"
	;;

	bench-run)
	cd $QADIR

	# $BENCHMARK is typically unset, which equates to "all"
	#
	_log " *** run benchmarks"
	_sudo ./bench $BENCH_PASSES `id -nu && id -ng` $BENCHMARK \
	\|\| _fail " !!! failed to run benchmarks"

	_log ""
	_log " *** send results mail"
	mail -s "XFS QA benchmark results" $EMAIL < $QADIR/bench.out 2>&1

	new_state="done"
	;;

	*run)
	cd $QADIR

	_log " *** run tests ($CHECK_OPTIONS)"
	_sudo ./check -l $CHECK_OPTIONS 2>&1 \| tee $ROOT/qa.out

	_log ""
	_log " *** send status mail"
	mail -s "XFS QA status report" $EMAIL < $ROOT/qa.out 2>&1

	new_state="done"
	;;

	*done)
	_log "*** requested QA state transitions complete"

	_success
	;;

	*nothing)
	new_state="done"
	_log " *** do nothing"
	;;

	*)
	_fail " !!! unknown state $state"
	;;
	esac

	_log " *** state $state done (`date`)"
	[ "$new_state" = "" ] && _fail " !!! no new state set"

	if [ -n "$stop_state" ]
	then
	# remove hyphen prefixes
	s1=`echo $start_state \| sed 's/.*-//'`
	s2=`echo $stop_state \| sed 's/.*-//'`

	if [ $s1 = $s2 ]
	then
	# we have been requested to stop here and not go on
	new_state="done"
	fi
	fi

	_change_state $new_state

	done