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Diffstat (limited to '')
| -rw-r--r-- | tests/func.sh | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/tests/func.sh b/tests/func.sh new file mode 100644 index 0000000..1c1a28a --- /dev/null +++ b/tests/func.sh @@ -0,0 +1,354 @@ +#!/bin/bash + +# 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 + echo "## $HOSTNAME: saving proc mdstat." >> $logdir/$logfile + cat /proc/mdstat >> $logdir/$logfile + array=($(mdadm -Ds | cut -d' ' -f2)) + [ "$1" == "fail" ] && + echo "FAILED - see $logdir/$_basename.log and $logdir/$logfile for details" + if [ $DEVTYPE == 'lvm' ] + then + # not supported lvm type yet + echo + elif [ "$DEVTYPE" == 'loop' -o "$DEVTYPE" == 'disk' ] + then + if [ ! -z "$array" -a ${#array[@]} -ge 1 ] + then + echo "## $HOSTNAME: mdadm -D ${array[@]}" >> $logdir/$logfile + $mdadm -D ${array[@]} >> $logdir/$logfile + # ignore saving external(external file, imsm...) bitmap + cat /proc/mdstat | grep -q "linear\|external" && return 0 + md_disks=($($mdadm -D -Y ${array[@]} | grep "/dev/" | 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 + echo "## $HOSTNAME: mdadm -E ${md_disks[@]}" >> $logdir/$logfile + $mdadm -E ${md_disks[@]} >> $logdir/$logfile + fi + else + echo "## $HOSTNAME: no array assembled!" >> $logdir/$logfile + fi + fi +} + +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 &> /dev/null + 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 + ;; + disk ) + $mdadm --zero ${disks[@]} &> /dev/null + ;; + esac +} + +do_clean() +{ + mdadm -Ss > /dev/null + mdadm --zero $devlist 2> /dev/null + dmesg -c > /dev/null +} + +check_env() { + user=$(id -un) + [ "X$user" != "Xroot" ] && { + echo "test: testing can only be done as 'root'." + exit 1 + } + [ \! -x $mdadm ] && { + echo "test: please run make everything before perform testing." + exit 1 + } + cmds=(mdadm lsblk df udevadm losetup mkfs.ext3 fsck seq) + for cmd in ${cmds[@]} + do + which $cmd > /dev/null || { + echo "$cmd command not found!" + exit 1 + } + done + if $(lsblk -a | grep -iq raid) + then + # donot run mdadm -Ss directly if there are RAIDs working. + echo "test: please run test suite without running RAIDs environment." + exit 1 + fi + # Check whether to run multipath tests + modprobe multipath 2> /dev/null + grep -sq 'Personalities : .*multipath' /proc/mdstat && + MULTIPATH="yes" + if [ "$MULTIPATH" != "yes" ]; then + echo "test: skipping tests for multipath, which is removed in upstream 6.8+ kernels" + fi + + # Check whether to run linear tests + modprobe linear 2> /dev/null + grep -sq 'Personalities : .*linear' /proc/mdstat && + LINEAR="yes" + if [ "$LINEAR" != "yes" ]; then + echo "test: skipping tests for linear, which is removed in upstream 6.8+ kernels" + fi +} + +do_setup() { + trap cleanup 0 1 3 15 + trap ctrl_c 2 + + check_env + [ -d $logdir ] || mkdir -p $logdir + + devlist= + if [ "$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 + $mdadm -Ssq + losetup -d /dev/loop[0-9]* 2> /dev/null + sleep 0.2 + done + elif [ "$DEVTYPE" == "disk" ] + then + if [ ! -z "$disks" ] + then + for d in $(seq 0 ${#disks[@]}) + do + eval "dev$d=${disks[$d]}" + eval devlist=\"\$devlist \$dev$d\" + eval devlist$d=\"\$devlist\" + done + $mdadm --zero ${disks[@]} &> /dev/null + else + echo "Forget to provide physical devices for disk mode." + exit 1 + fi + fi + for d in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 + do + sz=$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 + 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 +} + +# check various things +check() { + case $1 in + opposite_result ) + if [ $? -eq 0 ]; then + die "This command shouldn't run successfully" + fi + ;; + spares ) + spares=$(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!" + ;; + # It only can be used when there is only one raid + chunk ) + chunk_size=`awk -F',' '/chunk/{print $2}' /proc/mdstat | awk -F'[a-z]' '{print $1}'` + if [ "$chunk_size" -ne "$2" ] ; then + die "chunksize should be $2, but it's $chunk_size" + fi + ;; + * ) + 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 "$1 isn't a block device." + [ "$DEVTYPE" == "disk" ] && return 0 + 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 +} |