# # XFS specific common functions. # _setup_large_xfs_fs() { fs_size=$1 local tmp_dir=/tmp/ [ "$LARGE_SCRATCH_DEV" != yes ] && return 0 [ -z "$SCRATCH_DEV_EMPTY_SPACE" ] && SCRATCH_DEV_EMPTY_SPACE=0 [ $SCRATCH_DEV_EMPTY_SPACE -ge $fs_size ] && return 0 # calculate the size of the file we need to allocate. # Default free space in the FS is 50GB, but you can specify more via # SCRATCH_DEV_EMPTY_SPACE file_size=$(($fs_size - 50*1024*1024*1024)) file_size=$(($file_size - $SCRATCH_DEV_EMPTY_SPACE)) # mount the filesystem, create the file, unmount it _try_scratch_mount 2>&1 >$tmp_dir/mnt.err local status=$? if [ $status -ne 0 ]; then echo "mount failed" cat $tmp_dir/mnt.err >&2 rm -f $tmp_dir/mnt.err return $status fi rm -f $tmp_dir/mnt.err xfs_io -F -f \ -c "truncate $file_size" \ -c "falloc -k 0 $file_size" \ -c "chattr +d" \ $SCRATCH_MNT/.use_space 2>&1 > /dev/null export NUM_SPACE_FILES=1 status=$? _scratch_unmount if [ $status -ne 0 ]; then echo "large file prealloc failed" cat $tmp_dir/mnt.err >&2 return $status fi return 0 } _scratch_mkfs_xfs_opts() { mkfs_opts=$* # remove metadata related mkfs options if mkfs.xfs doesn't them if [ -n "$XFS_MKFS_HAS_NO_META_SUPPORT" ]; then mkfs_opts=`echo $mkfs_opts | sed "s/-m\s\+\S\+//g"` fi _scratch_options mkfs echo "$MKFS_XFS_PROG $SCRATCH_OPTIONS $mkfs_opts" } _scratch_mkfs_xfs_supported() { local mkfs_opts=$* _scratch_options mkfs $MKFS_XFS_PROG -N $MKFS_OPTIONS $SCRATCH_OPTIONS $mkfs_opts $SCRATCH_DEV local mkfs_status=$? # a mkfs failure may be caused by conflicts between $MKFS_OPTIONS and # $mkfs_opts, try again without $MKFS_OPTIONS if [ $mkfs_status -ne 0 -a -n "$mkfs_opts" ]; then $MKFS_XFS_PROG -N $SCRATCH_OPTIONS $mkfs_opts $SCRATCH_DEV mkfs_status=$? fi return $mkfs_status } # Returns the minimum XFS log size, in units of log blocks. _scratch_find_xfs_min_logblocks() { local mkfs_cmd="`_scratch_mkfs_xfs_opts`" # The smallest log size we can specify is 2M (XFS_MIN_LOG_BYTES) so # pass that in and see if mkfs succeeds or tells us what is the # minimum log size. local XFS_MIN_LOG_BYTES=2097152 # Try formatting the filesystem with all the options given and the # minimum log size. We hope either that this succeeds or that mkfs # tells us the required minimum log size for the feature set. # # We cannot use _scratch_do_mkfs because it will retry /any/ failed # mkfs with MKFS_OPTIONS removed even if the only "failure" was that # the log was too small. local extra_mkfs_options="$* -N -l size=$XFS_MIN_LOG_BYTES" eval "$mkfs_cmd $MKFS_OPTIONS $extra_mkfs_options $SCRATCH_DEV" \ 2>$tmp.mkfserr 1>$tmp.mkfsstd local mkfs_status=$? # If the format fails for a reason other than the log being too small, # try again without MKFS_OPTIONS because that's what _scratch_do_mkfs # will do if we pass in the log size option. if [ $mkfs_status -ne 0 ] && ! egrep -q '(log size.*too small, minimum|external log device.*too small, must be)' $tmp.mkfserr; then eval "$mkfs_cmd $extra_mkfs_options $SCRATCH_DEV" \ 2>$tmp.mkfserr 1>$tmp.mkfsstd mkfs_status=$? fi # mkfs suceeded, so we must pick out the log block size to do the # unit conversion if [ $mkfs_status -eq 0 ]; then blksz="$(grep '^log.*bsize' $tmp.mkfsstd | \ sed -e 's/log.*bsize=\([0-9]*\).*$/\1/g')" echo $((XFS_MIN_LOG_BYTES / blksz)) rm -f $tmp.mkfsstd $tmp.mkfserr return fi # Usually mkfs will tell us the minimum log size... if grep -q 'minimum size is' $tmp.mkfserr; then grep 'minimum size is' $tmp.mkfserr | \ sed -e 's/^.*minimum size is \([0-9]*\) blocks/\1/g' rm -f $tmp.mkfsstd $tmp.mkfserr return fi if grep -q 'external log device.*too small, must be' $tmp.mkfserr; then grep 'external log device.*too small, must be' $tmp.mkfserr | \ sed -e 's/^.*must be at least \([0-9]*\) blocks/\1/g' rm -f $tmp.mkfsstd $tmp.mkfserr return fi # Don't know what to do, so fail echo "Cannot determine minimum log size" >&2 cat $tmp.mkfsstd >> $seqres.full cat $tmp.mkfserr >> $seqres.full rm -f $tmp.mkfsstd $tmp.mkfserr } _scratch_mkfs_xfs() { local mkfs_cmd="`_scratch_mkfs_xfs_opts`" local mkfs_filter="sed -e '/less than device physical sector/d' \ -e '/switching to logical sector/d' \ -e '/Default configuration/d'" local tmp=`mktemp -u` local mkfs_status _scratch_do_mkfs "$mkfs_cmd" "$mkfs_filter" $* 2>$tmp.mkfserr 1>$tmp.mkfsstd mkfs_status=$? grep -q crc=0 $tmp.mkfsstd && _force_xfsv4_mount_options if [ $mkfs_status -eq 0 -a "$LARGE_SCRATCH_DEV" = yes ]; then # manually parse the mkfs output to get the fs size in bytes local fs_size fs_size=`cat $tmp.mkfsstd | perl -ne ' if (/^data\s+=\s+bsize=(\d+)\s+blocks=(\d+)/) { my $size = $1 * $2; print STDOUT "$size\n"; }'` _setup_large_xfs_fs $fs_size mkfs_status=$? fi # output mkfs stdout and stderr cat $tmp.mkfsstd cat $tmp.mkfserr >&2 rm -f $tmp.mkfserr $tmp.mkfsstd return $mkfs_status } # Get the size of an allocation unit of a file. Normally this is just the # block size of the file, but for realtime files, this is the realtime extent # size. _xfs_get_file_block_size() { local path="$1" if ! ($XFS_IO_PROG -c "stat -v" "$path" 2>&1 | egrep -q '(rt-inherit|realtime)'); then _get_block_size "$path" return fi # Otherwise, call xfs_info until we find a mount point or the root. path="$(readlink -m "$path")" while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do path="$(dirname "$path")" done $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' } # Set or clear the realtime status of every supplied path. The first argument # is either 'data' or 'realtime'. All other arguments should be paths to # existing directories or empty regular files. # # For each directory, each file subsequently created will target the given # device for file data allocations. For each empty regular file, each # subsequent file data allocation will be on the given device. _xfs_force_bdev() { local device="$1" shift local chattr_arg="" case "$device" in "data") chattr_arg="-t";; "realtime") chattr_arg="+t";; *) echo "${device}: Don't know what device this is?" return 1 ;; esac $XFS_IO_PROG -c "chattr $chattr_arg" "$@" } _xfs_get_fsxattr() { local field="$1" local path="$2" local value=$($XFS_IO_PROG -c "stat" "$path" | grep -w "$field") echo ${value##fsxattr.${field} = } } # xfs_check script is planned to be deprecated. But, we want to # be able to invoke "xfs_check" behavior in xfstests in order to # maintain the current verification levels. _xfs_check() { OPTS=" " DBOPTS=" " USAGE="Usage: xfs_check [-fsvV] [-l logdev] [-i ino]... [-b bno]... special" OPTIND=1 while getopts "b:fi:l:stvV" c; do case $c in s) OPTS=$OPTS"-s ";; t) OPTS=$OPTS"-t ";; v) OPTS=$OPTS"-v ";; i) OPTS=$OPTS"-i "$OPTARG" ";; b) OPTS=$OPTS"-b "$OPTARG" ";; f) DBOPTS=$DBOPTS" -f";; l) DBOPTS=$DBOPTS" -l "$OPTARG" ";; V) $XFS_DB_PROG -p xfs_check -V return $? ;; esac done set -- extra $@ shift $OPTIND case $# in 1) ${XFS_DB_PROG}${DBOPTS} -F -i -p xfs_check -c "check$OPTS" $1 status=$? ;; 2) echo $USAGE 1>&1 status=2 ;; esac return $status } _scratch_xfs_db_options() { SCRATCH_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ SCRATCH_OPTIONS="-l$SCRATCH_LOGDEV" echo $SCRATCH_OPTIONS $* $SCRATCH_DEV } _scratch_xfs_db() { $XFS_DB_PROG "$@" $(_scratch_xfs_db_options) } _test_xfs_db_options() { TEST_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \ TEST_OPTIONS="-l$TEST_LOGDEV" echo $TEST_OPTIONS $* $TEST_DEV } _test_xfs_db() { $XFS_DB_PROG "$@" $(_test_xfs_db_options) } _scratch_xfs_admin() { local options=("$SCRATCH_DEV") local rt_opts=() [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ options+=("$SCRATCH_LOGDEV") if [ "$USE_EXTERNAL" = yes ] && [ -n "$SCRATCH_RTDEV" ]; then $XFS_ADMIN_PROG --help 2>&1 | grep -q 'rtdev' || \ _notrun 'xfs_admin does not support rt devices' rt_opts+=(-r "$SCRATCH_RTDEV") fi # xfs_admin in xfsprogs 5.11 has a bug where an external log device # forces xfs_db to be invoked, potentially with zero command arguments. # When this happens, xfs_db will wait for input on stdin, which causes # fstests to hang. Since xfs_admin is not an interactive tool, we # can redirect stdin from /dev/null to prevent this issue. $XFS_ADMIN_PROG "${rt_opts[@]}" "$@" "${options[@]}" < /dev/null } _scratch_xfs_logprint() { SCRATCH_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ SCRATCH_OPTIONS="-l$SCRATCH_LOGDEV" $XFS_LOGPRINT_PROG $SCRATCH_OPTIONS $* $SCRATCH_DEV } _test_xfs_logprint() { TEST_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \ TEST_OPTIONS="-l$TEST_LOGDEV" $XFS_LOGPRINT_PROG $TEST_OPTIONS $* $TEST_DEV } _scratch_xfs_check() { SCRATCH_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ SCRATCH_OPTIONS="-l $SCRATCH_LOGDEV" [ "$LARGE_SCRATCH_DEV" = yes ] && \ SCRATCH_OPTIONS=$SCRATCH_OPTIONS" -t" _xfs_check $SCRATCH_OPTIONS $* $SCRATCH_DEV } # Check for secret debugging hooks in xfs_repair _require_libxfs_debug_flag() { local hook="$1" grep -q "$hook" "$(type -P xfs_repair)" || \ _notrun "libxfs debug hook $hook not detected?" } _scratch_xfs_repair() { SCRATCH_OPTIONS="" [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ SCRATCH_OPTIONS="-l$SCRATCH_LOGDEV" [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_RTDEV" ] && \ SCRATCH_OPTIONS=$SCRATCH_OPTIONS" -r$SCRATCH_RTDEV" $XFS_REPAIR_PROG $SCRATCH_OPTIONS $* $SCRATCH_DEV } # this test requires the projid32bit feature to be available in mkfs.xfs. # _require_projid32bit() { _scratch_mkfs_xfs_supported -i projid32bit=1 >/dev/null 2>&1 \ || _notrun "mkfs.xfs doesn't have projid32bit feature" } _require_projid16bit() { _scratch_mkfs_xfs_supported -i projid32bit=0 >/dev/null 2>&1 \ || _notrun "16 bit project IDs not supported on $SCRATCH_DEV" } # this test requires the crc feature to be available in mkfs.xfs # _require_xfs_mkfs_crc() { _scratch_mkfs_xfs_supported -m crc=1 >/dev/null 2>&1 \ || _notrun "mkfs.xfs doesn't have crc feature" } # this test requires the xfs kernel support crc feature # _require_xfs_crc() { _scratch_mkfs_xfs -m crc=1 >/dev/null 2>&1 _try_scratch_mount >/dev/null 2>&1 \ || _notrun "Kernel doesn't support crc feature" _scratch_unmount } # this test requires the xfs kernel support crc feature on scratch device # _require_scratch_xfs_crc() { _scratch_mkfs_xfs >/dev/null 2>&1 _try_scratch_mount >/dev/null 2>&1 \ || _notrun "Kernel doesn't support crc feature" $XFS_INFO_PROG $SCRATCH_MNT | grep -q 'crc=1' || _notrun "crc feature not supported by this filesystem" _scratch_unmount } # this test requires the finobt feature to be available in mkfs.xfs # _require_xfs_mkfs_finobt() { _scratch_mkfs_xfs_supported -m crc=1,finobt=1 >/dev/null 2>&1 \ || _notrun "mkfs.xfs doesn't have finobt feature" } # this test requires the xfs kernel support finobt feature # _require_xfs_finobt() { _scratch_mkfs_xfs -m crc=1,finobt=1 >/dev/null 2>&1 _try_scratch_mount >/dev/null 2>&1 \ || _notrun "Kernel doesn't support finobt feature" _scratch_unmount } # this test requires xfs sysfs attribute support # _require_xfs_sysfs() { attr=$1 sysfsdir=/sys/fs/xfs if [ ! -e $sysfsdir ]; then _notrun "no kernel support for XFS sysfs attributes" fi if [ ! -z $1 ] && [ ! -e $sysfsdir/$attr ]; then _notrun "sysfs attribute '$attr' is not supported" fi } # this test requires the xfs sparse inode feature # _require_xfs_sparse_inodes() { _scratch_mkfs_xfs_supported -m crc=1 -i sparse > /dev/null 2>&1 \ || _notrun "mkfs.xfs does not support sparse inodes" _scratch_mkfs_xfs -m crc=1 -i sparse > /dev/null 2>&1 _try_scratch_mount >/dev/null 2>&1 \ || _notrun "kernel does not support sparse inodes" _scratch_unmount } # check that xfs_db supports a specific command _require_xfs_db_command() { if [ $# -ne 1 ]; then echo "Usage: _require_xfs_db_command command" 1>&2 exit 1 fi command=$1 _scratch_mkfs_xfs >/dev/null 2>&1 _scratch_xfs_db -x -c "help" | grep $command > /dev/null || \ _notrun "xfs_db $command support is missing" } # Does the filesystem mounted from a particular device support scrub? _supports_xfs_scrub() { local mountpoint="$1" local device="$2" if [ -z "$device" ] || [ -z "$mountpoint" ]; then echo "Usage: _supports_xfs_scrub mountpoint device" return 1 fi if [ ! -b "$device" ] || [ ! -e "$mountpoint" ]; then return 1 fi test "$FSTYP" = "xfs" || return 1 test -x "$XFS_SCRUB_PROG" || return 1 # Probe for kernel support... $XFS_IO_PROG -c 'help scrub' 2>&1 | grep -q 'types are:.*probe' || return 1 $XFS_IO_PROG -c "scrub probe" "$mountpoint" 2>&1 | grep -q "Inappropriate ioctl" && return 1 # Scrub can't run on norecovery mounts _fs_options "$device" | grep -q "norecovery" && return 1 return 0 } # Save a snapshot of a corrupt xfs filesystem for later debugging. _xfs_metadump() { local metadump="$1" local device="$2" local logdev="$3" local compressopt="$4" shift; shift; shift; shift local options="$@" test -z "$options" && options="-a -o" if [ "$logdev" != "none" ]; then options="$options -l $logdev" fi $XFS_METADUMP_PROG $options "$device" "$metadump" res=$? [ "$compressopt" = "compress" ] && [ -n "$DUMP_COMPRESSOR" ] && $DUMP_COMPRESSOR -f "$metadump" &> /dev/null return $res } # Snapshot the metadata on the scratch device _scratch_xfs_metadump() { local metadump=$1 shift local logdev=none [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \ logdev=$SCRATCH_LOGDEV _xfs_metadump "$metadump" "$SCRATCH_DEV" "$logdev" nocompress "$@" } # run xfs_check and friends on a FS. _check_xfs_filesystem() { if [ $# -ne 3 ]; then echo "Usage: _check_xfs_filesystem device |none |none" 1>&2 exit 1 fi extra_mount_options="" extra_log_options="" extra_options="" device=$1 if [ -f $device ]; then extra_options="-f" fi local logdev="$2" if [ "$logdev" != "none" ]; then extra_log_options="-l$logdev" extra_mount_options="-ologdev=$logdev" fi local rtdev="$3" if [ "$rtdev" != "none" ]; then extra_rt_options="-r$rtdev" extra_mount_options=$extra_mount_options" -ortdev=$rtdev" fi extra_mount_options=$extra_mount_options" $MOUNT_OPTIONS" [ "$FSTYP" != xfs ] && return 0 type=`_fs_type $device` ok=1 # Run online scrub if we can. mntpt="$(_is_dev_mounted $device)" if [ -n "$mntpt" ] && _supports_xfs_scrub "$mntpt" "$device"; then # Tests can create a scenario in which a call to syncfs() issued # at the end of the execution of the test script would return an # error code. xfs_scrub internally calls syncfs() before # starting the actual online consistency check operation. Since # such a call to syncfs() fails, xfs_scrub ends up returning # without performing consistency checks on the test # filesystem. This can mask a possible on-disk data structure # corruption. Hence consume such a possible syncfs() failure # before executing a scrub operation. $XFS_IO_PROG -c syncfs $mntpt >> $seqres.full 2>&1 "$XFS_SCRUB_PROG" $scrubflag -v -d -n $mntpt > $tmp.scrub 2>&1 if [ $? -ne 0 ]; then _log_err "_check_xfs_filesystem: filesystem on $device failed scrub" echo "*** xfs_scrub $scrubflag -v -d -n output ***" >> $seqres.full cat $tmp.scrub >> $seqres.full echo "*** end xfs_scrub output" >> $serqres.full ok=0 fi rm -f $tmp.scrub fi if [ "$type" = "xfs" ]; then # mounted ... mountpoint=`_umount_or_remount_ro $device` fi $XFS_LOGPRINT_PROG -t $extra_log_options $device 2>&1 \ | tee $tmp.logprint | grep -q "" if [ $? -ne 0 ]; then _log_err "_check_xfs_filesystem: filesystem on $device has dirty log" echo "*** xfs_logprint -t output ***" >>$seqres.full cat $tmp.logprint >>$seqres.full echo "*** end xfs_logprint output" >>$seqres.full ok=0 fi # xfs_check runs out of memory on large files, so even providing the test # option (-t) to avoid indexing the free space trees doesn't make it pass on # large filesystems. Avoid it. if [ "$LARGE_SCRATCH_DEV" != yes ]; then _xfs_check $extra_log_options $device 2>&1 > $tmp.fs_check fi if [ -s $tmp.fs_check ]; then _log_err "_check_xfs_filesystem: filesystem on $device is inconsistent (c)" echo "*** xfs_check output ***" >>$seqres.full cat $tmp.fs_check >>$seqres.full echo "*** end xfs_check output" >>$seqres.full ok=0 fi $XFS_REPAIR_PROG -n $extra_options $extra_log_options $extra_rt_options $device >$tmp.repair 2>&1 if [ $? -ne 0 ]; then _log_err "_check_xfs_filesystem: filesystem on $device is inconsistent (r)" echo "*** xfs_repair -n output ***" >>$seqres.full cat $tmp.repair >>$seqres.full echo "*** end xfs_repair output" >>$seqres.full ok=0 fi rm -f $tmp.fs_check $tmp.logprint $tmp.repair if [ "$ok" -ne 1 ] && [ "$DUMP_CORRUPT_FS" = "1" ]; then local flatdev="$(basename "$device")" _xfs_metadump "$seqres.$flatdev.check.md" "$device" "$logdev" \ compress >> $seqres.full fi # Optionally test the index rebuilding behavior. if [ -n "$TEST_XFS_REPAIR_REBUILD" ]; then rebuild_ok=1 $XFS_REPAIR_PROG $extra_options $extra_log_options $extra_rt_options $device >$tmp.repair 2>&1 if [ $? -ne 0 ]; then _log_err "_check_xfs_filesystem: filesystem on $device is inconsistent (rebuild)" echo "*** xfs_repair output ***" >>$seqres.full cat $tmp.repair >>$seqres.full echo "*** end xfs_repair output" >>$seqres.full ok=0 rebuild_ok=0 fi rm -f $tmp.repair $XFS_REPAIR_PROG -n $extra_options $extra_log_options $extra_rt_options $device >$tmp.repair 2>&1 if [ $? -ne 0 ]; then _log_err "_check_xfs_filesystem: filesystem on $device is inconsistent (rebuild-reverify)" echo "*** xfs_repair -n output ***" >>$seqres.full cat $tmp.repair >>$seqres.full echo "*** end xfs_repair output" >>$seqres.full ok=0 rebuild_ok=0 fi rm -f $tmp.repair if [ "$rebuild_ok" -ne 1 ] && [ "$DUMP_CORRUPT_FS" = "1" ]; then local flatdev="$(basename "$device")" _xfs_metadump "$seqres.$flatdev.rebuild.md" "$device" \ "$logdev" compress >> $seqres.full fi fi if [ $ok -eq 0 ]; then echo "*** mount output ***" >>$seqres.full _mount >>$seqres.full echo "*** end mount output" >>$seqres.full elif [ "$type" = "xfs" ]; then _mount_or_remount_rw "$extra_mount_options" $device $mountpoint fi if [ $ok -eq 0 ]; then status=1 if [ "$iam" != "check" ]; then exit 1 fi return 1 fi return 0 } _check_xfs_test_fs() { TEST_LOG="none" TEST_RT="none" [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_LOGDEV" ] && \ TEST_LOG="$TEST_LOGDEV" [ "$USE_EXTERNAL" = yes -a ! -z "$TEST_RTDEV" ] && \ TEST_RT="$TEST_RTDEV" _check_xfs_filesystem $TEST_DEV $TEST_LOG $TEST_RT return $? } _require_xfs_test_rmapbt() { _require_test if [ "$($XFS_INFO_PROG "$TEST_DIR" | grep -c "rmapbt=1")" -ne 1 ]; then _notrun "rmapbt not supported by test filesystem type: $FSTYP" fi } _require_xfs_scratch_rmapbt() { _require_scratch _scratch_mkfs > /dev/null _scratch_mount if [ "$($XFS_INFO_PROG "$SCRATCH_MNT" | grep -c "rmapbt=1")" -ne 1 ]; then _scratch_unmount _notrun "rmapbt not supported by scratch filesystem type: $FSTYP" fi _scratch_unmount } _xfs_bmapx_find() { case "$1" in "attr") param="a" ;; "cow") param="c" ;; *) param="e" ;; esac shift file="$1" shift $XFS_IO_PROG -c "bmap -${param}lpv" "$file" | grep -c "$@" } # Reset all xfs error handling attributes, set them to original # status. # # Only one argument, and it's mandatory: # - dev: device name, e.g. $SCRATCH_DEV # # Note: this function only works for XFS _reset_xfs_sysfs_error_handling() { local dev=$1 if [ ! -b "$dev" -o "$FSTYP" != "xfs" ]; then _fail "Usage: reset_xfs_sysfs_error_handling " fi _set_fs_sysfs_attr $dev error/fail_at_unmount 1 echo -n "error/fail_at_unmount=" _get_fs_sysfs_attr $dev error/fail_at_unmount # Make sure all will be configured to retry forever by default, except # for ENODEV, which is an unrecoverable error, so it will be configured # to not retry on error by default. for e in default EIO ENOSPC; do _set_fs_sysfs_attr $dev \ error/metadata/${e}/max_retries -1 echo -n "error/metadata/${e}/max_retries=" _get_fs_sysfs_attr $dev error/metadata/${e}/max_retries _set_fs_sysfs_attr $dev \ error/metadata/${e}/retry_timeout_seconds 0 echo -n "error/metadata/${e}/retry_timeout_seconds=" _get_fs_sysfs_attr $dev \ error/metadata/${e}/retry_timeout_seconds done } # Skip if we are running an older binary without the stricter input checks. # Make multiple checks to be sure that there is no regression on the one # selected feature check, which would skew the result. # # At first, make a common function that runs the tests and returns # number of failed cases. _xfs_mkfs_validation_check() { local tmpfile=`mktemp` local cmd="$MKFS_XFS_PROG -f -N -d file,name=$tmpfile,size=1g" $cmd -s size=8s >/dev/null 2>&1 local sum=$? $cmd -l version=2,su=260k >/dev/null 2>&1 sum=`expr $sum + $?` rm -f $tmpfile return $sum } # Skip the test if all calls passed - mkfs accepts invalid input _require_xfs_mkfs_validation() { _xfs_mkfs_validation_check if [ "$?" -eq 0 ]; then _notrun "Requires newer mkfs with stricter input checks: the oldest supported version of xfsprogs is 4.7." fi } # The opposite of _require_xfs_mkfs_validation. _require_xfs_mkfs_without_validation() { _xfs_mkfs_validation_check if [ "$?" -ne 0 ]; then _notrun "Requires older mkfs without strict input checks: the last supported version of xfsprogs is 4.5." fi } _require_scratch_xfs_shrink() { _require_scratch _require_command "$XFS_GROWFS_PROG" xfs_growfs _scratch_mkfs_xfs | _filter_mkfs 2>$tmp.mkfs >/dev/null . $tmp.mkfs _scratch_mount # here just to check if kernel supports, no need do more extra work local errmsg errmsg=$($XFS_GROWFS_PROG -D$((dblocks-1)) "$SCRATCH_MNT" 2>&1) if [ "$?" -ne 0 ]; then echo "$errmsg" | grep 'XFS_IOC_FSGROWFSDATA xfsctl failed: Invalid argument' > /dev/null && \ _notrun "kernel does not support shrinking" echo "$errmsg" | grep 'data size .* too small, old size is ' > /dev/null && \ _notrun "xfsprogs does not support shrinking" _fail "$XFS_GROWFS_PROG failed unexpectedly: $errmsg" fi _scratch_unmount } # XFS ability to change UUIDs on V5/CRC filesystems # _require_meta_uuid() { # This will create a crc fs on $SCRATCH_DEV _require_xfs_crc _scratch_xfs_db -x -c "uuid restore" 2>&1 \ | grep -q "invalid UUID\|supported on V5 fs" \ && _notrun "Userspace doesn't support meta_uuid feature" _scratch_xfs_db -x -c "uuid generate" >/dev/null 2>&1 _try_scratch_mount >/dev/null 2>&1 \ || _notrun "Kernel doesn't support meta_uuid feature" _scratch_unmount } # this test requires mkfs.xfs have case-insensitive naming support _require_xfs_mkfs_ciname() { _scratch_mkfs_xfs_supported -n version=ci >/dev/null 2>&1 \ || _notrun "need case-insensitive naming support in mkfs.xfs" } # this test requires mkfs.xfs have configuration file support _require_xfs_mkfs_cfgfile() { echo > /tmp/a _scratch_mkfs_xfs_supported -c options=/tmp/a >/dev/null 2>&1 res=$? rm -rf /tmp/a test $res -eq 0 || _notrun "need configuration file support in mkfs.xfs" } # XFS_DEBUG requirements _require_xfs_debug() { if grep -q "debug 0" /proc/fs/xfs/stat; then _notrun "Require XFS built with CONFIG_XFS_DEBUG" fi } _require_no_xfs_debug() { if grep -q "debug 1" /proc/fs/xfs/stat; then _notrun "Require XFS built without CONFIG_XFS_DEBUG" fi } # Require that assertions will not crash the system. # # Assertions would always crash the system if XFS assert fatal was enabled # (CONFIG_XFS_ASSERT_FATAL=y). If a test is designed to trigger an assertion, # skip the test on a CONFIG_XFS_ASSERT_FATAL built XFS by default. Note: # CONFIG_XFS_ASSERT_FATAL can be disabled by setting bug_on_assert to zero if # we want test to run. _require_no_xfs_bug_on_assert() { if [ -f /sys/fs/xfs/debug/bug_on_assert ]; then grep -q "1" /sys/fs/xfs/debug/bug_on_assert && \ _notrun "test requires XFS bug_on_assert to be off, turn it off to run the test" else # Note: Prior to the creation of CONFIG_XFS_ASSERT_FATAL (and # the sysfs knob bug_on_assert), assertions would always crash # the system if XFS debug was enabled (CONFIG_XFS_DEBUG=y). If # a test is designed to trigger an assertion and the test # designer does not want to hang fstests, skip the test. _require_no_xfs_debug fi } # Get a metadata field # The first arg is the field name # The rest of the arguments are xfs_db commands to find the metadata. _scratch_xfs_get_metadata_field() { local key="$1" shift local grep_key="$(echo "${key}" | tr '[]()' '....')" local cmds=() local arg for arg in "$@"; do cmds+=("-c" "${arg}") done _scratch_xfs_db "${cmds[@]}" -c "print ${key}" | grep "^${grep_key}" | \ sed -e 's/^.* = //g' } # Set a metadata field # The first arg is the field name # The second arg is the new value # The rest of the arguments are xfs_db commands to find the metadata. _scratch_xfs_set_metadata_field() { local key="$1" local value="$2" shift; shift local cmds=() local arg for arg in "$@"; do cmds+=("-c" "${arg}") done local wr_cmd="write" _scratch_xfs_db -x -c "help write" | egrep -q "(-c|-d)" && value="-- ${value}" _scratch_xfs_db -x -c "help write" | egrep -q "(-d)" && wr_cmd="${wr_cmd} -d" _scratch_xfs_db -x "${cmds[@]}" -c "${wr_cmd} ${key} ${value}" } _scratch_xfs_get_sb_field() { _scratch_xfs_get_metadata_field "$1" "sb 0" } _scratch_xfs_set_sb_field() { _scratch_xfs_set_metadata_field "$1" "$2" "sb 0" } # Before xfsprogs commit 4222d000ed("db: write via array indexing doesn't # work"), xfs_db command to write a specific AGFL index doesn't work. It's a # bug in a diagnostic tool that is only used by XFS developers as a test # infrastructure, so it's fine to treat it as a infrastructure dependency as # all other _require rules. _require_xfs_db_write_array() { local supported=0 _require_test touch $TEST_DIR/$seq.img $MKFS_XFS_PROG -d file,name=$TEST_DIR/$seq.img,size=512m >/dev/null 2>&1 $XFS_DB_PROG -x -c "agfl 0" -c "write bno[32] 78" $TEST_DIR/$seq.img \ >/dev/null 2>&1 $XFS_DB_PROG -x -c "agfl 0" -c "print bno[32]" $TEST_DIR/$seq.img \ | grep -q "bno\[32\] = 78" && supported=1 rm -f $TEST_DIR/$seq.img [ $supported -eq 0 ] && _notrun "xfs_db write can't support array" } _require_xfs_spaceman_command() { if [ -z "$1" ]; then echo "Usage: _require_xfs_spaceman_command command [switch]" 1>&2 exit 1 fi local command=$1 shift local param="$*" local param_checked=0 local opts="" _require_command "$XFS_SPACEMAN_PROG" "xfs_spaceman" testfile=$TEST_DIR/$$.xfs_spaceman touch $testfile case $command in "health") testio=`$XFS_SPACEMAN_PROG -c "health $param" $TEST_DIR 2>&1` param_checked=1 ;; *) testio=`$XFS_SPACEMAN_PROG -c "help $command" $TEST_DIR 2>&1` esac rm -f $testfile 2>&1 > /dev/null echo $testio | grep -q "not found" && \ _notrun "xfs_spaceman $command support is missing" echo $testio | grep -q "Operation not supported" && \ _notrun "xfs_spaceman $command failed (old kernel/wrong fs?)" echo $testio | grep -q "Invalid" && \ _notrun "xfs_spaceman $command failed (old kernel/wrong fs/bad args?)" echo $testio | grep -q "foreign file active" && \ _notrun "xfs_spaceman $command not supported on $FSTYP" echo $testio | grep -q "Inappropriate ioctl for device" && \ _notrun "xfs_spaceman $command support is missing (missing ioctl?)" echo $testio | grep -q "Function not implemented" && \ _notrun "xfs_spaceman $command support is missing (missing syscall?)" [ -n "$param" ] || return if [ $param_checked -eq 0 ]; then $XFS_SPACEMAN_PROG -c "help $command" | grep -q "^ $param --" || \ _notrun "xfs_spaceman $command doesn't support $param" fi } _scratch_get_sfdir_prefix() { local dir_ino="$1" for prefix in "u.sfdir3" "u.sfdir2" "u3.sfdir3"; do if [ -n "$(_scratch_xfs_get_metadata_field \ "${prefix}.hdr.parent.i4" \ "inode ${dir_ino}")" ]; then echo "${prefix}" return 0 fi done _scratch_xfs_db -c "inode ${dir_ino}" -c 'p' >> $seqres.full return 1 } _scratch_get_bmx_prefix() { local ino="$1" for prefix in "u3.bmx" "u.bmx"; do if [ -n "$(_scratch_xfs_get_metadata_field \ "${prefix}[0].startblock" \ "inode ${ino}")" ]; then echo "${prefix}" return 0 fi done _scratch_xfs_db -c "inode ${ino}" -c 'p' >> $seqres.full return 1 } _scratch_get_iext_count() { local ino=$1 local whichfork=$2 local field="" case $whichfork in "attr") field=core.naextents ;; "data") field=core.nextents ;; *) return 1 esac _scratch_xfs_get_metadata_field $field "inode $ino" } # # Ensures that we don't pass any mount options incompatible with XFS v4 # _force_xfsv4_mount_options() { local gquota=0 local pquota=0 # Can't have group and project quotas in XFS v4 echo "$MOUNT_OPTIONS" | egrep -q "(gquota|grpquota|grpjquota=|gqnoenforce)" && gquota=1 echo "$MOUNT_OPTIONS" | egrep -q "(\bpquota|prjquota|pqnoenforce)" && pquota=1 if [ $gquota -gt 0 ] && [ $pquota -gt 0 ]; then export MOUNT_OPTIONS=$(echo $MOUNT_OPTIONS \ | sed -e 's/gquota/QUOTA/g' \ -e 's/grpquota/QUOTA/g' \ -e 's/grpjquota=[^, ]/QUOTA/g' \ -e 's/gqnoenforce/QUOTA/g' \ -e "s/QUOTA/defaults/g") fi echo "MOUNT_OPTIONS = $MOUNT_OPTIONS" >>$seqres.full } # Find AG count of mounted filesystem _xfs_mount_agcount() { $XFS_INFO_PROG "$1" | grep agcount= | sed -e 's/^.*agcount=\([0-9]*\),.*$/\1/g' } # Wipe the superblock of each XFS AGs _try_wipe_scratch_xfs() { local num='^[0-9]+$' local agcount local agsize local dbsize # Try to wipe each SB if there's an existed XFS agcount=`_scratch_xfs_get_sb_field agcount 2>/dev/null` agsize=`_scratch_xfs_get_sb_field agblocks 2>/dev/null` dbsize=`_scratch_xfs_get_sb_field blocksize 2>/dev/null` if [[ $agcount =~ $num && $agsize =~ $num && $dbsize =~ $num ]];then for ((i = 0; i < agcount; i++)); do $XFS_IO_PROG -c "pwrite $((i * dbsize * agsize)) $dbsize" \ $SCRATCH_DEV >/dev/null; done fi # Try to wipe each SB by default mkfs.xfs geometry local tmp=`mktemp -u` unset agcount agsize dbsize _scratch_mkfs_xfs -N 2>/dev/null | perl -ne ' if (/^meta-data=.*\s+agcount=(\d+), agsize=(\d+) blks/) { print STDOUT "agcount=$1\nagsize=$2\n"; } if (/^data\s+=\s+bsize=(\d+)\s/) { print STDOUT "dbsize=$1\n"; }' > $tmp.mkfs . $tmp.mkfs if [[ $agcount =~ $num && $agsize =~ $num && $dbsize =~ $num ]];then for ((i = 0; i < agcount; i++)); do $XFS_IO_PROG -c "pwrite $((i * dbsize * agsize)) $dbsize" \ $SCRATCH_DEV >/dev/null; done fi rm -f $tmp.mkfs } _require_xfs_copy() { [ -n "$XFS_COPY_PROG" ] || _notrun "xfs_copy binary not yet installed" [ "$USE_EXTERNAL" = yes ] && \ _notrun "Cannot xfs_copy with external devices" } __xfs_cowgc_interval_knob1="/proc/sys/fs/xfs/speculative_cow_prealloc_lifetime" __xfs_cowgc_interval_knob2="/proc/sys/fs/xfs/speculative_prealloc_lifetime" _xfs_set_cowgc_interval() { if [ -w $__xfs_cowgc_interval_knob1 ]; then echo "$@" > $__xfs_cowgc_interval_knob1 elif [ -w $__xfs_cowgc_interval_knob2 ]; then echo "$@" > $__xfs_cowgc_interval_knob2 else _fail "Can't find cowgc interval procfs knob?" fi } _xfs_get_cowgc_interval() { if [ -w $__xfs_cowgc_interval_knob1 ]; then cat $__xfs_cowgc_interval_knob1 elif [ -w $__xfs_cowgc_interval_knob2 ]; then cat $__xfs_cowgc_interval_knob2 else _fail "Can't find cowgc interval procfs knob?" fi } # Print the status of the given features on the scratch filesystem. # Returns 0 if all features are found, 1 otherwise. _check_scratch_xfs_features() { local features="$(_scratch_xfs_db -c 'version')" local output=("FEATURES:") local found=0 for feature in "$@"; do local status="NO" if echo "${features}" | grep -q -w "${feature}"; then status="YES" found=$((found + 1)) fi output+=("${feature}:${status}") done echo "${output[@]}" test "${found}" -eq "$#" } # Skip a test if any of the given fs features aren't present on the scratch # filesystem. The scratch fs must have been formatted already. _require_scratch_xfs_features() { local features="$(_scratch_xfs_db -c 'version' 2>/dev/null)" for feature in "$@"; do echo "${features}" | grep -q -w "${feature}" || _notrun "Missing scratch feature: ${feature}" done } # Decide if xfs_repair knows how to set (or clear) a filesystem feature. _require_xfs_repair_upgrade() { local type="$1" $XFS_REPAIR_PROG -c "$type=garbagevalue" 2>&1 | \ grep -q 'unknown option' && \ _notrun "xfs_repair does not support upgrading fs with $type" } # Require that the scratch device exists, that mkfs can format with inobtcount # enabled, and that the kernel can mount such a filesystem. _require_scratch_xfs_inobtcount() { _require_scratch _scratch_mkfs -m inobtcount=1 &> /dev/null || \ _notrun "mkfs.xfs doesn't support inobtcount feature" _try_scratch_mount || \ _notrun "kernel doesn't support xfs inobtcount feature" _scratch_unmount } _xfs_timestamp_range() { local device="$1" local use_db=0 local dbprog="$XFS_DB_PROG $device" test "$device" = "$SCRATCH_DEV" && dbprog=_scratch_xfs_db $dbprog -f -c 'help timelimit' | grep -v -q 'not found' && use_db=1 if [ $use_db -eq 0 ]; then # The "timelimit" command was added to xfs_db at the same time # that bigtime was added to xfsprogs. Therefore, we can assume # the old timestamp range if the command isn't present. echo "-$((1<<31)) $(((1<<31)-1))" else $dbprog -f -c 'timelimit --compact' | \ awk '{printf("%s %s", $1, $2);}' fi } # Require that the scratch device exists, that mkfs can format with bigtime # enabled, that the kernel can mount such a filesystem, and that xfs_info # advertises the presence of that feature. _require_scratch_xfs_bigtime() { _require_scratch _scratch_mkfs -m bigtime=1 &>/dev/null || \ _notrun "mkfs.xfs doesn't support bigtime feature" _try_scratch_mount || \ _notrun "kernel doesn't support xfs bigtime feature" $XFS_INFO_PROG "$SCRATCH_MNT" | grep -q -w "bigtime=1" || \ _notrun "bigtime feature not advertised on mount?" _scratch_unmount }