[thirdparty/mdadm.git] / test

#!/bin/bash
#
# run test suite for mdadm
dir=$(pwd)
mdadm=$dir/mdadm
testdir="tests"
targetdir="/var/tmp"
logdir="$targetdir"
config=/tmp/mdadm.conf

savelogs=0
exitonerror=1
prefix='[0-9][0-9]'

# use loop devices by default if doesn't specify --dev
DEVTYPE=loop
INTEGRITY=yes
LVM_VOLGROUP=mdtest

# make sure to test local mdmon, not system one
export MDADM_NO_SYSTEMCTL=1

# assume md0, md1, md2 exist in /dev
md0=/dev/md0
md1=/dev/md1
md2=/dev/md2
mdp0=/dev/md_d0
mdp1=/dev/md_d1

# We test mdadm on loop-back block devices.
# dir for storing files should be settable by command line maybe
size=20000
# super0, round down to multiple of 64 and substract 64
mdsize0=19904
# super00 is nested, subtract 128
mdsize00=19840
# super1.0 round down to multiple of 2, subtract 8
mdsize1=19992
mdsize1a=19988
mdsize12=19988
# super1.2 for linear: round to multiple of 2, subtract 4
mdsize1_l=19996
mdsize2_l=19996
# subtract another 4 for bitmaps
mdsize1b=19988
mdsize11=19992
mdsize11a=19456
mdsize12=19988

# ddf needs bigger devices as 32Meg is reserved!
ddfsize=65536

# $1 is optional parameter, it shows why to save log
save_log() {
	status=$1
	logfile="$status""$_basename".log

	cat $targetdir/stderr >> $targetdir/log
	cp $targetdir/log $logdir/$_basename.log
	echo "## $HOSTNAME: saving dmesg." >> $logdir/$logfile
	dmesg -c >> $logdir/$logfile
	$mdadm -As 2> /dev/null
	echo "## $HOSTNAME: saving proc mdstat." >> $logdir/$logfile
	cat /proc/mdstat >> $logdir/$logfile
	array=($(mdadm -Ds | cut -d' ' -f2))
	echo "## $HOSTNAME: mdadm -D ${array[@]}" >> $logdir/$logfile
	$mdadm -D ${array[@]} >> $logdir/$logfile
	[ "$1" == "fail" ] &&
		echo "FAILED - see $logdir/$_basename.log and $logdir/$logfile for details"
	# ignore saving external(external file, imsm...) bitmap
	cat /proc/mdstat | grep -q "linear\|external" && return 0
	if [ $DEVTYPE == 'lvm' ]
	then
		# not supported lvm type yet
		echo
	elif [ $DEVTYPE == 'loop' ]
	then
		if [ ! -z ${array[@]} -a ${#array[@]} -ge 1 ]
		then
			md_disks=($($mdadm -D -Y ${array[@]} | grep "/dev/$DEVTYPE" | cut -d'=' -f2))
			cat /proc/mdstat | grep -q "bitmap"
			if [ $? -eq 0 ]
			then
				echo "## $HOSTNAME: mdadm -X ${md_disks[@]}" >> $logdir/$logfile
				$mdadm -X ${md_disks[@]} >> $logdir/$logfile
			fi
		else
			echo "## $HOSTNAME: no array assembled!" >> $logdir/$logfile
		fi
	fi
}

die() {
	echo -e "\n\tERROR: $* \n"
	save_log fail
	exit 2
}

cleanup() {
	udevadm settle
	$mdadm -Ssq 2> /dev/null
	case $DEVTYPE in
	loop )
		for d in 0 1 2 3 4 5 6 7  8 9 10 11 12 13
		do
			losetup -d /dev/loop$d
			rm -f /dev/disk/by-path/loop*
			rm -f /var/tmp/mdtest$d
		done
		;;
	lvm )
		for d in 0 1 2 3 4 5 6 7  8 9 10 11 12 13
		do
			eval "lvremove --quiet -f \$dev$d"
		done
		;;
	esac
}

ctrl_c() {
	exitonerror=1
}

do_setup() {
	trap cleanup 0 1 3 15
	trap ctrl_c 2

	[ -d $logdir ] || mkdir -p $logdir
	dmesg -c > /dev/null

	if [ "$DEVTYPE" == "loop" ]
	then
		# make sure there are no loop devices remaining.
		# udev started things can sometimes prevent them being stopped
		# immediately
		while grep loop /proc/partitions > /dev/null 2>&1
		do
			$mdadm -Ssq
			losetup -d /dev/loop[0-9]* 2> /dev/null
			sleep 0.2
		done
	fi
	devlist=
	for d in 0 1 2 3 4 5 6 7 8 9 10 11 12 13
	do
		sz=$size
		[ $d -gt 7 ] && sz=$ddfsize
		case $DEVTYPE in
		loop)
			[ -f $targetdir/mdtest$d ] ||
				dd if=/dev/zero of=$targetdir/mdtest$d count=$sz bs=1K > /dev/null 2>&1
			# make sure udev doesn't touch
			mdadm --zero $targetdir/mdtest$d 2> /dev/null
			[ -b /dev/loop$d ] || mknod /dev/loop$d b 7 $d
			if [ $d -eq 7 ]
			then
				losetup /dev/loop$d $targetdir/mdtest6 # for multipath use
			else
				losetup /dev/loop$d $targetdir/mdtest$d
			fi
			eval dev$d=/dev/loop$d
			eval file$d=$targetdir/mdtest$d
			;;
		lvm)
			unset MULTIPATH
			eval dev$d=/dev/mapper/${LVM_VOLGROUP}-mdtest$d
			if ! lvcreate --quiet -L ${sz}K -n mdtest$d $LVM_VOLGROUP
			then
				trap '' 0 # make sure lvremove is not called
				eval echo error creating \$dev$d
				exit 129
			fi
			;;
		ram)
			unset MULTIPATH
			eval dev$d=/dev/ram$d
			;;
		esac
		eval devlist=\"\$devlist \$dev$d\"
		eval devlist$d=\"\$devlist\"
		#" <-- add this quote to un-confuse vim syntax highlighting
	done
	path0=$dev6
	path1=$dev7
	ulimit -c unlimited
	[ -f /proc/mdstat ] || modprobe md_mod
	echo 2000 > /proc/sys/dev/raid/speed_limit_max
	echo 0 > /sys/module/md_mod/parameters/start_ro
}

# mdadm always adds --quiet, and we want to see any unexpected messages
mdadm() {
	rm -f $targetdir/stderr
	case $* in
	*-S* )
		udevadm settle
		p=`cat /proc/sys/dev/raid/speed_limit_max`
		echo 20000 > /proc/sys/dev/raid/speed_limit_max
		;;
	esac
	case $* in
	*-C* | *--create* | *-B* | *--build* )
		# clear superblock every time once creating or
		# building arrays, because it's always creating
		# and building array many times in a test case.
		for args in $*
		do
			[[ $args =~ "/dev/" ]] && {
				[[ $args =~ "md" ]] ||
					$mdadm --zero $args > /dev/null
			}
		done
		$mdadm 2> $targetdir/stderr --quiet "$@" --auto=yes
		;;
	* )
		$mdadm 2> $targetdir/stderr --quiet "$@"
		;;
	esac
	rv=$?
	case $* in
	*-S* )
		udevadm settle
		echo $p > /proc/sys/dev/raid/speed_limit_max
		;;
	esac
	cat >&2 $targetdir/stderr
	return $rv
}

# check various things
check() {
	case $1 in
	spares )
		spares=$(tr '] ' '\012\012' < /proc/mdstat | grep -c '(S)' || exit 0)
		[ $spares -ne $2 ] &&
			die "expected $2 spares, found $spares"
		;;
	raid* | linear )
		grep -sq "active $1 " /proc/mdstat ||
			die "active $1 not found"
		;;
	algorithm )
		grep -sq " algorithm $2 " /proc/mdstat ||
			die "algorithm $2 not found"
		;;
	resync | recovery | reshape )
		cnt=5
		while ! grep -sq $1 /proc/mdstat
		do
			if [ $cnt -gt 0 ] && grep -v idle /sys/block/md*/md/sync_action > /dev/null
			then # Something isn't idle - wait a bit
				sleep 0.5
				cnt=$[cnt-1]
			else
				die "no $1 happening"
			fi
		done
		;;
	nosync )
		sleep 0.5
		# Since 4.2 we delay the close of recovery until there has been a chance for
		# spares to be activated.  That means that a recovery that finds nothing
		# to do can still take a little longer than expected.
		# add an extra check: is sync_completed shows the end is reached, assume
		# there is no recovery.
		if grep -sq -E '(resync|recovery|reshape) *=' /proc/mdstat
		then
			incomplete=`grep / /sys/block/md*/md/sync_completed 2> /dev/null | sed '/^ *\([0-9]*\) \/ \1/d'`
			[ -n "$incomplete" ] &&
				die "resync or recovery is happening!"
		fi
		;;
	wait )
		p=`cat /proc/sys/dev/raid/speed_limit_max`
		echo 2000000 > /proc/sys/dev/raid/speed_limit_max
		sleep 0.1
		while grep -Eq '(resync|recovery|reshape|check|repair) *=' /proc/mdstat ||
			grep -v idle > /dev/null /sys/block/md*/md/sync_action
		do
			sleep 0.5
		done
		echo $p > /proc/sys/dev/raid/speed_limit_max
		;;
	state )
		grep -sq "blocks.*\[$2\]\$" /proc/mdstat ||
			die "state $2 not found!"
		sleep 0.5
		;;
	bitmap )
		grep -sq bitmap /proc/mdstat ||
			die "no bitmap"
		;;
	nobitmap )
		grep -sq "bitmap" /proc/mdstat &&
			die "bitmap present"
		;;
	readonly )
		grep -sq "read-only" /proc/mdstat ||
			die "array is not read-only!"
		;;
	inactive )
		grep -sq "inactive" /proc/mdstat ||
			die "array is not inactive!"
		;;
	* )
		die "unknown check $1"
		;;
	esac
}

no_errors() {
	if [ -s $targetdir/stderr ]
	then
		echo Bad errors from mdadm:
		cat $targetdir/stderr
		exit 2
	fi
}

# basic device test
testdev() {
	[ -b $1 ] || die "$1 isn't a block device."
	udevadm settle
	dev=$1
	cnt=$2
	dvsize=$3
	chunk=$4
	if [ -z "$5" ]
	then
		mkfs.ext3 -F -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
	fi
	dsize=$[dvsize/chunk]
	dsize=$[dsize*chunk]
	rasize=$[dsize*2*cnt]
	# rasize is in sectors
	if [ -n "$DEV_ROUND_K" ]
	then
		rasize=$[rasize/DEV_ROUND_K/2]
		rasize=$[rasize*DEV_ROUND_K*2]
	fi
	[ `/sbin/blockdev --getsize $dev` -eq 0 ] && sleep 2
	_sz=`/sbin/blockdev --getsize $dev`
	[ $rasize -lt $_sz -o $[rasize*4/5] -gt $_sz ] &&
		die "size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not $_sz"
	return 0
}

rotest() {
	dev=$1
	fsck -fn $dev >&2
}

do_test() {
	_script=$1
	_basename=`basename $_script`
	if [ -f "$_script" ]
	then
		rm -f $targetdir/stderr
		# stop all arrays, just incase some script left an array active.
		$mdadm -Ssq 2> /dev/null
		mdadm --zero $devlist 2> /dev/null
		# this might have been reset: restore the default.
		echo 2000 > /proc/sys/dev/raid/speed_limit_max
		# source script in a subshell, so it has access to our
		# namespace, but cannot change it.
		echo -ne "$_script... "
		if ( set -ex ; . $_script ) &> $targetdir/log
		then
			dmesg | grep -iq "error\|call trace\|segfault" &&
				die "dmesg prints errors when testing $_basename!"
			echo "succeeded"
			_fail=0
		else
			save_log fail
			_fail=1
		fi
		[ "$savelogs" == "1" ] &&
			mv -f $targetdir/log $logdir/$_basename.log
		[ "$_fail" == "1" -a "$exitonerror" == "1" ] && exit 1
	fi
}

do_help() {
	cat <<-EOF
	Usage: $0 [options]
	Options:
		--tests=test1,test2,...     Comma separated list of tests to run
		--raidtype=                 raid0|linear|raid1|raid456|raid10|ddf|imsm
		--disable-multipath         Disable any tests involving multipath
		--disable-integrity         Disable slow tests of RAID[56] consistency
		--logdir=directory          Directory to save all logfiles in
		--save-logs                 Usually use with --logdir together
		--keep-going | --no-error   Don't stop on error, ie. run all tests
		--dev=loop|lvm|ram          Use loop devices (default), LVM, or RAM disk
		--volgroup=name             LVM volume group for LVM test
		setup                       Setup test environment and exit
		cleanup                     Cleanup test environment
		prefix                      Run tests with <prefix>
		--help | -h                 Print this usage
	EOF
}

parse_args() {
	for i in $*
	do
		case $i in
		[0-9][0-9] )
			prefix=$i
			;;
		setup )
			echo "mdadm test environment setup"
			do_setup
			trap 0
			exit 0
			;;
		cleanup )
			cleanup
			exit 0
			;;
		--tests=* )
			TESTLIST=($(echo ${i##*=} | sed -e 's/,/ /g'))
			;;
		--raidtype=* )
			case ${i##*=} in
			raid0 )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]r0\|raid0"))
				;;
			linear )
				TESTLIST=($(ls $testdir | grep "linear"))
				;;
			raid1 )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]r1\|raid1" | grep -vi raid10))
				;;
			raid456 )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]r[4-6]\|raid[4-6]"))
				;;
			raid10 )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]r10\|raid10"))
				;;
			ddf )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]ddf"))
				;;
			imsm )
				TESTLIST=($(ls $testdir | grep "[0-9][0-9]imsm"))
				;;
			* )
				echo "Unknown argument: $i"
				do_help
				exit 1
				;;
			esac
			;;
		--logdir=* )
			logdir="${i##*=}"
			;;
		--save-logs )
			savelogs=1
			;;
		--keep-going | --no-error )
			exitonerror=0
			;;
		--disable-multipath )
			unset MULTIPATH
			;;
		--disable-integrity )
			unset INTEGRITY
			;;
		--dev=* )
			case ${i##*=} in
			loop )
				DEVTYPE=loop
				;;
			lvm )
				DEVTYPE=lvm
				;;
			ram )
				DEVTYPE=ram
				;;
			* )
				echo "Unknown argument: $i"
				do_help
				exit 1
				;;
			esac
			;;
		--volgroup=* )
			LVM_VOLGROUP=`expr "x$i" : 'x[^=]*=\(.*\)'`
			;;
		--help | -h )
			do_help
			exit 0
			;;
		* )
			echo " $0: Unknown argument: $i"
			do_help
			exit 1
			;;
		esac
	done
}

check_env() {
	user=$(id -un)
	[ "X$user" != "Xroot" ] && {
		echo "test: testing can only be done as 'root'."
		exit 1
	}
	[ -x "raid6check" -a -x $mdadm ] || {
		echo "test: please run 'make everything' before perform testing."
		exit 1
	}
	cmds=(mdadm lsblk df udevadm losetup mkfs.ext3 fsck)
	for cmd in ${cmds[@]}
	do
		which $cmd > /dev/null || {
			echo "$cmd command not found!"
			exit 1
		}
	done
	mdadm_src_ver="$($mdadm -V 2>&1)"
	mdadm_sbin_ver="$($(which mdadm) -V 2>&1)"
	if [ "$mdadm_src_ver" != "$mdadm_sbin_ver" ]
	then
		# it's nessesary to 'make install' mdadm to /SBIN/DIR,
		# such as systemd/mdadm-grow-continue@.service, would
		# run as an instance by systemd when reshape happens,
		# thus ensure that the correct mdadm is in testing.
		echo "test: please run 'make install' before testing."
		exit 1
	fi
	if ! $(df -T . | grep -iq ext)
	then
		# 'external file' bitmap only supports with ext[2-4] file system
		echo "test: please run test suite with ext[2-4] file system."
		exit 1
	fi
	if $(lsblk -a | grep -iq raid)
	then
		# donot run mdadm -Ss directly if there are RAIDs working.
		echo "test: please run test suite without running RAIDs environment."
		exit 1
	fi
	# Check whether to run multipath tests
	modprobe multipath 2> /dev/null
	grep -sq 'Personalities : .*multipath' /proc/mdstat &&
		MULTIPATH="yes"
}

main() {
	check_env
	do_setup

	echo "Testing on linux-$(uname -r) kernel"
	[ "$savelogs" == "1" ] &&
		echo "Saving logs to $logdir"
	if [ "x$TESTLIST" != "x" ]
	then
		for script in ${TESTLIST[@]}
		do
			do_test $testdir/$script
		done
	else
		for script in $testdir/$prefix $testdir/$prefix*[^~]
		do
			do_test $script
		done
	fi

	exit 0
}

parse_args $@
main
Commit	Line	Data
23b7d3b9	1	#!/bin/bash
5e7519fa NB	2	#
5e7519fa NB	3	# run test suite for mdadm
20d10b4b	4	dir=$(pwd)
5e7519fa	5	mdadm=$dir/mdadm
60381555	6	testdir="tests"
20d10b4b ZL	7	targetdir="/var/tmp"
	8	logdir="$targetdir"
	9	config=/tmp/mdadm.conf
60381555	10
20d10b4b ZL	11	savelogs=0
	12	exitonerror=1
	13	prefix='[0-9][0-9]'
98a92cff	14
20d10b4b	15	# use loop devices by default if doesn't specify --dev
7d8a70bf	16	DEVTYPE=loop
20d10b4b	17	INTEGRITY=yes
7d8a70bf	18	LVM_VOLGROUP=mdtest
04c1ca5f	19
9540cc24 N	20	# make sure to test local mdmon, not system one
	21	export MDADM_NO_SYSTEMCTL=1
	22
5e7519fa	23	# assume md0, md1, md2 exist in /dev
662c349a ZL	24	md0=/dev/md0
	25	md1=/dev/md1
	26	md2=/dev/md2
1f48664b NB	27	mdp0=/dev/md_d0
1f48664b NB	28	mdp1=/dev/md_d1
5e7519fa NB	29
	30	# We test mdadm on loop-back block devices.
	31	# dir for storing files should be settable by command line maybe
5e7519fa	32	size=20000
69646c14	33	# super0, round down to multiple of 64 and substract 64
5e7519fa	34	mdsize0=19904
1c203a4b NB	35	# super00 is nested, subtract 128
1c203a4b NB	36	mdsize00=19840
69646c14	37	# super1.0 round down to multiple of 2, subtract 8
1bf4e2d9	38	mdsize1=19992
ebe6ea0c N	39	mdsize1a=19988
	40	mdsize12=19988
	41	# super1.2 for linear: round to multiple of 2, subtract 4
3c8b2739 N	42	mdsize1_l=19996
3c8b2739 N	43	mdsize2_l=19996
69646c14 NB	44	# subtract another 4 for bitmaps
	45	mdsize1b=19988
	46	mdsize11=19992
3c8b2739	47	mdsize11a=19456
69646c14	48	mdsize12=19988
5e7519fa	49
d50683f9 N	50	# ddf needs bigger devices as 32Meg is reserved!
	51	ddfsize=65536
	52
20d10b4b ZL	53	# $1 is optional parameter, it shows why to save log
	54	save_log() {
	55	status=$1
	56	logfile="$status""$_basename".log
	57
	58	cat $targetdir/stderr >> $targetdir/log
	59	cp $targetdir/log $logdir/$_basename.log
	60	echo "## $HOSTNAME: saving dmesg." >> $logdir/$logfile
	61	dmesg -c >> $logdir/$logfile
	62	$mdadm -As 2> /dev/null
	63	echo "## $HOSTNAME: saving proc mdstat." >> $logdir/$logfile
	64	cat /proc/mdstat >> $logdir/$logfile
	65	array=($(mdadm -Ds \| cut -d' ' -f2))
	66	echo "## $HOSTNAME: mdadm -D ${array[@]}" >> $logdir/$logfile
	67	$mdadm -D ${array[@]} >> $logdir/$logfile
	68	[ "$1" == "fail" ] &&
	69	echo "FAILED - see $logdir/$_basename.log and $logdir/$logfile for details"
	70	# ignore saving external(external file, imsm...) bitmap
	71	cat /proc/mdstat \| grep -q "linear\\|external" && return 0
	72	if [ $DEVTYPE == 'lvm' ]
	73	then
	74	# not supported lvm type yet
	75	echo
	76	elif [ $DEVTYPE == 'loop' ]
	77	then
	78	if [ ! -z ${array[@]} -a ${#array[@]} -ge 1 ]
	79	then
	80	md_disks=($($mdadm -D -Y ${array[@]} \| grep "/dev/$DEVTYPE" \| cut -d'=' -f2))
	81	cat /proc/mdstat \| grep -q "bitmap"
	82	if [ $? -eq 0 ]
	83	then
	84	echo "## $HOSTNAME: mdadm -X ${md_disks[@]}" >> $logdir/$logfile
	85	$mdadm -X ${md_disks[@]} >> $logdir/$logfile
	86	fi
	87	else
	88	echo "## $HOSTNAME: no array assembled!" >> $logdir/$logfile
	89	fi
	90	fi
	91	}
	92
	93	die() {
	94	echo -e "\n\tERROR: $* \n"
	95	save_log fail
	96	exit 2
	97	}
ed02d9cc	98
5e7519fa	99	cleanup() {
2952742d	100	udevadm settle
4f8a3e5b	101	$mdadm -Ssq 2> /dev/null
662c349a	102	case $DEVTYPE in
20d10b4b	103	loop )
662c349a ZL	104	for d in 0 1 2 3 4 5 6 7 8 9 10 11 12 13
662c349a ZL	105	do
20d10b4b	106	losetup -d /dev/loop$d
662c349a	107	rm -f /dev/disk/by-path/loop*
20d10b4b	108	rm -f /var/tmp/mdtest$d
662c349a ZL	109	done
662c349a ZL	110	;;
20d10b4b	111	lvm )
662c349a ZL	112	for d in 0 1 2 3 4 5 6 7 8 9 10 11 12 13
	113	do
	114	eval "lvremove --quiet -f \$dev$d"
	115	done
	116	;;
	117	esac
5e7519fa NB	118	}
5e7519fa NB	119
d5a221a5	120	ctrl_c() {
4d5995c4 GE	121	exitonerror=1
	122	}
	123
572d7091	124	do_setup() {
662c349a ZL	125	trap cleanup 0 1 3 15
662c349a ZL	126	trap ctrl_c 2
5e7519fa	127
20d10b4b ZL	128	[ -d $logdir ] \|\| mkdir -p $logdir
	129	dmesg -c > /dev/null
	130
	131	if [ "$DEVTYPE" == "loop" ]
	132	then
	133	# make sure there are no loop devices remaining.
	134	# udev started things can sometimes prevent them being stopped
	135	# immediately
	136	while grep loop /proc/partitions > /dev/null 2>&1
	137	do
	138	$mdadm -Ssq
	139	losetup -d /dev/loop[0-9]* 2> /dev/null
	140	sleep 0.2
	141	done
	142	fi
662c349a ZL	143	devlist=
	144	for d in 0 1 2 3 4 5 6 7 8 9 10 11 12 13
	145	do
	146	sz=$size
20d10b4b	147	[ $d -gt 7 ] && sz=$ddfsize
662c349a ZL	148	case $DEVTYPE in
	149	loop)
	150	[ -f $targetdir/mdtest$d ] \|\|
	151	dd if=/dev/zero of=$targetdir/mdtest$d count=$sz bs=1K > /dev/null 2>&1
	152	# make sure udev doesn't touch
	153	mdadm --zero $targetdir/mdtest$d 2> /dev/null
	154	[ -b /dev/loop$d ] \|\| mknod /dev/loop$d b 7 $d
	155	if [ $d -eq 7 ]
	156	then
	157	losetup /dev/loop$d $targetdir/mdtest6 # for multipath use
	158	else
	159	losetup /dev/loop$d $targetdir/mdtest$d
	160	fi
	161	eval dev$d=/dev/loop$d
	162	eval file$d=$targetdir/mdtest$d
	163	;;
	164	lvm)
	165	unset MULTIPATH
	166	eval dev$d=/dev/mapper/${LVM_VOLGROUP}-mdtest$d
	167	if ! lvcreate --quiet -L ${sz}K -n mdtest$d $LVM_VOLGROUP
	168	then
	169	trap '' 0 # make sure lvremove is not called
	170	eval echo error creating \$dev$d
	171	exit 129
	172	fi
	173	;;
	174	ram)
	175	unset MULTIPATH
	176	eval dev$d=/dev/ram$d
	177	;;
	178	esac
	179	eval devlist=\"\$devlist \$dev$d\"
	180	eval devlist$d=\"\$devlist\"
	181	#" <-- add this quote to un-confuse vim syntax highlighting
	182	done
	183	path0=$dev6
	184	path1=$dev7
	185	ulimit -c unlimited
	186	[ -f /proc/mdstat ] \|\| modprobe md_mod
	187	echo 2000 > /proc/sys/dev/raid/speed_limit_max
	188	echo 0 > /sys/module/md_mod/parameters/start_ro
572d7091	189	}
0aa389dc	190
dab6685f NB	191	# mdadm always adds --quiet, and we want to see any unexpected messages
dab6685f NB	192	mdadm() {
662c349a ZL	193	rm -f $targetdir/stderr
	194	case $* in
	195	-S )
	196	udevadm settle
	197	p=`cat /proc/sys/dev/raid/speed_limit_max`
	198	echo 20000 > /proc/sys/dev/raid/speed_limit_max
	199	;;
	200	esac
	201	case $* in
20d10b4b ZL	202	-C \| --create \| -B \| --build )
	203	# clear superblock every time once creating or
	204	# building arrays, because it's always creating
	205	# and building array many times in a test case.
	206	for args in $*
	207	do
	208	[[ $args =~ "/dev/" ]] && {
	209	[[ $args =~ "md" ]] \|\|
	210	$mdadm --zero $args > /dev/null
	211	}
	212	done
662c349a ZL	213	$mdadm 2> $targetdir/stderr --quiet "$@" --auto=yes
	214	;;
	215	* )
	216	$mdadm 2> $targetdir/stderr --quiet "$@"
	217	;;
	218	esac
	219	rv=$?
	220	case $* in
	221	-S )
	222	udevadm settle
	223	echo $p > /proc/sys/dev/raid/speed_limit_max
	224	;;
	225	esac
	226	cat >&2 $targetdir/stderr
	227	return $rv
dab6685f NB	228	}
	229
	230	# check various things
	231	check() {
662c349a ZL	232	case $1 in
662c349a ZL	233	spares )
20d10b4b ZL	234	spares=$(tr '] ' '\012\012' < /proc/mdstat \| grep -c '(S)' \|\| exit 0)
	235	[ $spares -ne $2 ] &&
	236	die "expected $2 spares, found $spares"
662c349a ZL	237	;;
662c349a ZL	238	raid* \| linear )
20d10b4b ZL	239	grep -sq "active $1 " /proc/mdstat \|\|
20d10b4b ZL	240	die "active $1 not found"
662c349a ZL	241	;;
662c349a ZL	242	algorithm )
20d10b4b ZL	243	grep -sq " algorithm $2 " /proc/mdstat \|\|
20d10b4b ZL	244	die "algorithm $2 not found"
662c349a ZL	245	;;
	246	resync \| recovery \| reshape )
	247	cnt=5
20d10b4b	248	while ! grep -sq $1 /proc/mdstat
662c349a ZL	249	do
	250	if [ $cnt -gt 0 ] && grep -v idle /sys/block/md*/md/sync_action > /dev/null
	251	then # Something isn't idle - wait a bit
	252	sleep 0.5
	253	cnt=$[cnt-1]
	254	else
20d10b4b	255	die "no $1 happening"
662c349a ZL	256	fi
	257	done
	258	;;
	259	nosync )
a76b3a34	260	sleep 0.5
662c349a ZL	261	# Since 4.2 we delay the close of recovery until there has been a chance for
	262	# spares to be activated. That means that a recovery that finds nothing
	263	# to do can still take a little longer than expected.
	264	# add an extra check: is sync_completed shows the end is reached, assume
	265	# there is no recovery.
20d10b4b	266	if grep -sq -E '(resync\|recovery\|reshape) *=' /proc/mdstat
662c349a ZL	267	then
662c349a ZL	268	incomplete=`grep / /sys/block/md/md/sync_completed 2> /dev/null \| sed '/^ \([0-9]*\) \/ \1/d'`
20d10b4b ZL	269	[ -n "$incomplete" ] &&
20d10b4b ZL	270	die "resync or recovery is happening!"
662c349a ZL	271	fi
	272	;;
	273	wait )
	274	p=`cat /proc/sys/dev/raid/speed_limit_max`
	275	echo 2000000 > /proc/sys/dev/raid/speed_limit_max
	276	sleep 0.1
20d10b4b	277	while grep -Eq '(resync\|recovery\|reshape\|check\|repair) *=' /proc/mdstat \|\|
662c349a ZL	278	grep -v idle > /dev/null /sys/block/md*/md/sync_action
	279	do
	280	sleep 0.5
	281	done
	282	echo $p > /proc/sys/dev/raid/speed_limit_max
	283	;;
	284	state )
20d10b4b ZL	285	grep -sq "blocks.*\[$2\]\$" /proc/mdstat \|\|
20d10b4b ZL	286	die "state $2 not found!"
662c349a ZL	287	sleep 0.5
	288	;;
	289	bitmap )
20d10b4b ZL	290	grep -sq bitmap /proc/mdstat \|\|
20d10b4b ZL	291	die "no bitmap"
662c349a ZL	292	;;
662c349a ZL	293	nobitmap )
20d10b4b ZL	294	grep -sq "bitmap" /proc/mdstat &&
20d10b4b ZL	295	die "bitmap present"
662c349a ZL	296	;;
662c349a ZL	297	readonly )
20d10b4b ZL	298	grep -sq "read-only" /proc/mdstat \|\|
20d10b4b ZL	299	die "array is not read-only!"
662c349a ZL	300	;;
662c349a ZL	301	inactive )
20d10b4b ZL	302	grep -sq "inactive" /proc/mdstat \|\|
20d10b4b ZL	303	die "array is not inactive!"
662c349a ZL	304	;;
662c349a ZL	305	* )
20d10b4b	306	die "unknown check $1"
662c349a ZL	307	;;
662c349a ZL	308	esac
dab6685f NB	309	}
dab6685f NB	310
bf4fb153	311	no_errors() {
662c349a ZL	312	if [ -s $targetdir/stderr ]
	313	then
	314	echo Bad errors from mdadm:
	315	cat $targetdir/stderr
	316	exit 2
	317	fi
bf4fb153	318	}
dab6685f	319
662c349a	320	# basic device test
dab6685f	321	testdev() {
20d10b4b	322	[ -b $1 ] \|\| die "$1 isn't a block device."
662c349a ZL	323	udevadm settle
	324	dev=$1
	325	cnt=$2
	326	dvsize=$3
	327	chunk=$4
	328	if [ -z "$5" ]
	329	then
	330	mkfs.ext3 -F -j $dev > /dev/null 2>&1 && fsck -fn $dev >&2
	331	fi
	332	dsize=$[dvsize/chunk]
	333	dsize=$[dsize*chunk]
	334	rasize=$[dsize2cnt]
	335	# rasize is in sectors
	336	if [ -n "$DEV_ROUND_K" ]
	337	then
	338	rasize=$[rasize/DEV_ROUND_K/2]
	339	rasize=$[rasizeDEV_ROUND_K2]
	340	fi
20d10b4b	341	[ `/sbin/blockdev --getsize $dev` -eq 0 ] && sleep 2
662c349a	342	_sz=`/sbin/blockdev --getsize $dev`
20d10b4b ZL	343	[ $rasize -lt $_sz -o $[rasize*4/5] -gt $_sz ] &&
	344	die "size is wrong for $dev: $cnt * $dvsize (chunk=$chunk) = $rasize, not $_sz"
	345	return 0
6fd2a36f N	346	}
6fd2a36f N	347
c13c45e9	348	rotest() {
662c349a ZL	349	dev=$1
662c349a ZL	350	fsck -fn $dev >&2
c13c45e9 NB	351	}
c13c45e9 NB	352
4e5ce543	353	do_test() {
662c349a ZL	354	_script=$1
	355	_basename=`basename $_script`
	356	if [ -f "$_script" ]
	357	then
	358	rm -f $targetdir/stderr
	359	# stop all arrays, just incase some script left an array active.
	360	$mdadm -Ssq 2> /dev/null
	361	mdadm --zero $devlist 2> /dev/null
662c349a ZL	362	# this might have been reset: restore the default.
	363	echo 2000 > /proc/sys/dev/raid/speed_limit_max
	364	# source script in a subshell, so it has access to our
	365	# namespace, but cannot change it.
	366	echo -ne "$_script... "
	367	if ( set -ex ; . $_script ) &> $targetdir/log
	368	then
20d10b4b ZL	369	dmesg \| grep -iq "error\\|call trace\\|segfault" &&
20d10b4b ZL	370	die "dmesg prints errors when testing $_basename!"
662c349a ZL	371	echo "succeeded"
	372	_fail=0
	373	else
20d10b4b	374	save_log fail
662c349a ZL	375	_fail=1
662c349a ZL	376	fi
20d10b4b ZL	377	[ "$savelogs" == "1" ] &&
	378	mv -f $targetdir/log $logdir/$_basename.log
	379	[ "$_fail" == "1" -a "$exitonerror" == "1" ] && exit 1
662c349a	380	fi
4e5ce543 JS	381	}
	382
	383	do_help() {
20d10b4b ZL	384	cat <<-EOF
	385	Usage: $0 [options]
	386	Options:
	387	--tests=test1,test2,... Comma separated list of tests to run
8403b202	388	--raidtype= raid0\|linear\|raid1\|raid456\|raid10\|ddf\|imsm
20d10b4b ZL	389	--disable-multipath Disable any tests involving multipath
	390	--disable-integrity Disable slow tests of RAID[56] consistency
	391	--logdir=directory Directory to save all logfiles in
	392	--save-logs Usually use with --logdir together
	393	--keep-going \| --no-error Don't stop on error, ie. run all tests
	394	--dev=loop\|lvm\|ram Use loop devices (default), LVM, or RAM disk
	395	--volgroup=name LVM volume group for LVM test
	396	setup Setup test environment and exit
	397	cleanup Cleanup test environment
	398	prefix Run tests with <prefix>
	399	--help \| -h Print this usage
	400	EOF
4e5ce543 JS	401	}
	402
	403	parse_args() {
662c349a ZL	404	for i in $*
	405	do
	406	case $i in
20d10b4b	407	[0-9][0-9] )
662c349a ZL	408	prefix=$i
	409	;;
	410	setup )
	411	echo "mdadm test environment setup"
	412	do_setup
	413	trap 0
	414	exit 0
	415	;;
	416	cleanup )
	417	cleanup
	418	exit 0
	419	;;
	420	--tests=* )
20d10b4b	421	TESTLIST=($(echo ${i##*=} \| sed -e 's/,/ /g'))
662c349a	422	;;
8403b202 ZL	423	--raidtype=* )
	424	case ${i##*=} in
	425	raid0 )
	426	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]r0\\|raid0"))
	427	;;
	428	linear )
	429	TESTLIST=($(ls $testdir \| grep "linear"))
	430	;;
	431	raid1 )
	432	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]r1\\|raid1" \| grep -vi raid10))
	433	;;
	434	raid456 )
	435	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]r[4-6]\\|raid[4-6]"))
	436	;;
	437	raid10 )
	438	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]r10\\|raid10"))
	439	;;
	440	ddf )
	441	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]ddf"))
	442	;;
	443	imsm )
	444	TESTLIST=($(ls $testdir \| grep "[0-9][0-9]imsm"))
	445	;;
	446	* )
	447	echo "Unknown argument: $i"
	448	do_help
	449	exit 1
	450	;;
	451	esac
	452	;;
662c349a	453	--logdir=* )
20d10b4b	454	logdir="${i##*=}"
662c349a ZL	455	;;
	456	--save-logs )
	457	savelogs=1
	458	;;
	459	--keep-going \| --no-error )
	460	exitonerror=0
	461	;;
	462	--disable-multipath )
	463	unset MULTIPATH
	464	;;
	465	--disable-integrity )
	466	unset INTEGRITY
	467	;;
20d10b4b ZL	468	--dev=* )
	469	case ${i##*=} in
	470	loop )
	471	DEVTYPE=loop
	472	;;
	473	lvm )
	474	DEVTYPE=lvm
	475	;;
	476	ram )
	477	DEVTYPE=ram
	478	;;
	479	* )
	480	echo "Unknown argument: $i"
	481	do_help
	482	exit 1
	483	;;
	484	esac
662c349a ZL	485	;;
	486	--volgroup=* )
	487	LVM_VOLGROUP=`expr "x$i" : 'x[^=]=\(.\)'`
	488	;;
20d10b4b	489	--help \| -h )
662c349a ZL	490	do_help
	491	exit 0
	492	;;
20d10b4b	493	* )
662c349a ZL	494	echo " $0: Unknown argument: $i"
662c349a ZL	495	do_help
20d10b4b	496	exit 1
662c349a ZL	497	;;
	498	esac
	499	done
4e5ce543 JS	500	}
4e5ce543 JS	501
20d10b4b ZL	502	check_env() {
	503	user=$(id -un)
	504	[ "X$user" != "Xroot" ] && {
	505	echo "test: testing can only be done as 'root'."
	506	exit 1
	507	}
	508	[ -x "raid6check" -a -x $mdadm ] \|\| {
	509	echo "test: please run 'make everything' before perform testing."
	510	exit 1
	511	}
	512	cmds=(mdadm lsblk df udevadm losetup mkfs.ext3 fsck)
	513	for cmd in ${cmds[@]}
	514	do
	515	which $cmd > /dev/null \|\| {
	516	echo "$cmd command not found!"
	517	exit 1
	518	}
	519	done
	520	mdadm_src_ver="$($mdadm -V 2>&1)"
	521	mdadm_sbin_ver="$($(which mdadm) -V 2>&1)"
	522	if [ "$mdadm_src_ver" != "$mdadm_sbin_ver" ]
	523	then
	524	# it's nessesary to 'make install' mdadm to /SBIN/DIR,
	525	# such as systemd/mdadm-grow-continue@.service, would
	526	# run as an instance by systemd when reshape happens,
	527	# thus ensure that the correct mdadm is in testing.
	528	echo "test: please run 'make install' before testing."
	529	exit 1
	530	fi
	531	if ! $(df -T . \| grep -iq ext)
	532	then
	533	# 'external file' bitmap only supports with ext[2-4] file system
	534	echo "test: please run test suite with ext[2-4] file system."
	535	exit 1
	536	fi
	537	if $(lsblk -a \| grep -iq raid)
	538	then
	539	# donot run mdadm -Ss directly if there are RAIDs working.
	540	echo "test: please run test suite without running RAIDs environment."
	541	exit 1
	542	fi
	543	# Check whether to run multipath tests
	544	modprobe multipath 2> /dev/null
	545	grep -sq 'Personalities : .*multipath' /proc/mdstat &&
	546	MULTIPATH="yes"
	547	}
4e5ce543	548
20d10b4b ZL	549	main() {
	550	check_env
	551	do_setup
572d7091	552
20d10b4b ZL	553	echo "Testing on linux-$(uname -r) kernel"
	554	[ "$savelogs" == "1" ] &&
	555	echo "Saving logs to $logdir"
	556	if [ "x$TESTLIST" != "x" ]
	557	then
	558	for script in ${TESTLIST[@]}
	559	do
	560	do_test $testdir/$script
	561	done
	562	else
	563	for script in $testdir/$prefix $testdir/$prefix*[^~]
	564	do
	565	do_test $script
	566	done
	567	fi
60381555	568
20d10b4b ZL	569	exit 0
	570	}
	571
	572	parse_args $@
	573	main