mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
20d7818417
Use SCRATCH_MNT, not SCRATCH_DIR. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
156 lines
4.1 KiB
Bash
Executable File
156 lines
4.1 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2018 Google, Inc. All Rights Reserved.
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#
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# FS QA Test ext4/032
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#
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# Ext4 online resize tests of small and crucial resizes with bigalloc
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# feature.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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BLK_SIZ=4096
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CLUSTER_SIZ=4096
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IMG_FILE=$SCRATCH_MNT/$seq.fs
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IMG_MNT=$SCRATCH_MNT/$seq.mnt
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## Num clusters to blocks.
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c2b()
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{
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local clusters=$1
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echo $(($clusters * $CLUSTER_SIZ / $BLK_SIZ))
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}
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ext4_online_resize()
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{
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## sizes are in number of blocks.
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local original_size=$1
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local final_size=$2
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local check_if_supported=${3:-0}
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## Start with a clean image file.
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echo "" > ${IMG_FILE}
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echo "+++ truncate image file to $final_size" | \
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tee -a $seqres.full
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$XFS_IO_PROG -f -c "truncate $(($final_size * $BLK_SIZ))" ${IMG_FILE}
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LOOP_DEVICE=`_create_loop_device $IMG_FILE`
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echo "+++ create fs on image file $original_size" | \
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tee -a $seqres.full
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${MKFS_PROG}.${FSTYP} -F -O bigalloc,resize_inode -C $CLUSTER_SIZ \
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-b $BLK_SIZ ${LOOP_DEVICE} $original_size >> \
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$seqres.full 2>&1 || _fail "mkfs failed"
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echo "+++ mount image file" | tee -a $seqres.full
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$MOUNT_PROG -t ${FSTYP} ${LOOP_DEVICE} ${IMG_MNT} > \
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/dev/null 2>&1 || _fail "mount failed"
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echo "+++ resize fs to $final_size" | tee -a $seqres.full
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$RESIZE2FS_PROG -f ${LOOP_DEVICE} $final_size >$tmp.resize2fs 2>&1
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if [ $? -ne 0 ]; then
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if [ $check_if_supported -eq 1 ]; then
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grep -iq "operation not supported" $tmp.resize2fs \
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&& _notrun "online resizing not supported with bigalloc"
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fi
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_fail "resize failed"
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fi
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cat $tmp.resize2fs >> $seqres.full
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echo "+++ umount fs" | tee -a $seqres.full
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$UMOUNT_PROG ${IMG_MNT}
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echo "+++ check fs" | tee -a $seqres.full
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_check_generic_filesystem $LOOP_DEVICE >> $seqres.full 2>&1 || \
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_fail "fsck should not fail"
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_destroy_loop_device $LOOP_DEVICE && LOOP_DEVICE=
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}
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_cleanup()
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{
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cd /
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[ -n "$LOOP_DEVICE" ] && _destroy_loop_device $LOOP_DEVICE > /dev/null 2>&1
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rm -f $tmp.*
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$UMOUNT_PROG ${IMG_MNT} > /dev/null 2>&1
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rm -f ${IMG_FILE} > /dev/null 2>&1
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}
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# get standard environment and checks
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. ./common/rc
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs ext4
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_supported_os Linux
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_require_loop
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_require_scratch
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# We use resize_inode to make sure that block group descriptor table
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# can be extended.
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_require_scratch_ext4_feature "bigalloc,resize_inode"
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_require_command "$RESIZE2FS_PROG" resize2fs
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_scratch_mkfs >>$seqres.full 2>&1
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_scratch_mount
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rm -f $seqres.full
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mkdir -p $IMG_MNT || _fail "cannot create loopback mount point"
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# Check if online resizing with bigalloc is supported by the kernel
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ext4_online_resize 4096 8192 1
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## We perform resizing to various multiples of block group sizes to
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## ensure that we cover maximum edge cases in the kernel code.
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for CLUSTER_SIZ in 4096 16384 65536; do
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echo "++ set cluster size to $CLUSTER_SIZ" | tee -a $seqres.full
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##
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## Extend last group tests
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##
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## Extending a 1/2 block group to a 2/3 block group.
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ext4_online_resize $(c2b 16384) $(c2b 24576)
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## Extending a 2/3rd block group to one cluster less than a
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## full block group.
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ext4_online_resize $(c2b 24576) $(c2b 32767)
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## Extending a 2/3rd block group to a full block group.
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ext4_online_resize $(c2b 24576) $(c2b 32768)
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##
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## Extend last group and add more block groups.
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##
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## Extending a 2/3rd block group to 2 block groups.
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ext4_online_resize $(c2b 24576) $(c2b 65536)
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## Extending a 2/3rd block group to 15 block groups and one
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## cluster.
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ext4_online_resize $(c2b 24576) $(c2b 491521)
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## Extending a 2/3rd block group to 15 and a half block groups.
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ext4_online_resize $(c2b 24576) $(c2b 507904)
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## Extending a 2/3rd block group to 16 block groups.
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ext4_online_resize $(c2b 24576) $(c2b 524288)
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## Extending a 2/3rd block group to 160 block groups.
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ext4_online_resize $(c2b 24576) $(c2b 5242880)
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##
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## Convert to meta_bg.
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##
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## Extending a 2/3rd block group to 1280 block groups.
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ext4_online_resize $(c2b 24576) $(c2b 41943040)
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done
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status=0
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exit
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