From: Zhou Bo <zhoub-fnst@xxxxxxxxxxxxxx> This patch adds btrfs snapshot function test to xfstests Signed-off-by: Zhou Bo <zhoub-fnst@xxxxxxxxxxxxxx> --- v2: address comments from David Sterba 285 | 387 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 285.out | 2 + group | 1 + 3 files changed, 390 insertions(+), 0 deletions(-) create mode 100755 285 create mode 100644 285.out diff --git a/285 b/285 new file mode 100755 index 0000000..2842384 --- /dev/null +++ b/285 @@ -0,0 +1,387 @@ +#! /bin/bash +# FS QA Test No. 285 +# +# Snapshot QA test with different mount options and stress: +# mount options: default, ro, nodatacow +# stress: balance +# +#----------------------------------------------------------------------- +# Copyright (c) 2012 Fujitsu. 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 +# +#----------------------------------------------------------------------- +# +# creator +owner=zhoub-fnst@xxxxxxxxxxxxxx + +n=0 +seq=`basename $0` +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=0 # success is the default! + +_cleanup() +{ + rm -f $tmp.* +} + +trap "_cleanup ; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +# real QA test starts here +_supported_fs btrfs +_supported_os Linux +_require_scratch +# file size is 2G +_scratch_mkfs_sized `expr 2 \* 1024 \* 1024 \* 1024` > /dev/null 2>&1 +_scratch_mount + +_prepare_snapshot() +{ + _scratch_remount > /dev/null + btrfs subvolume snapshot $SCRATCH_MNT $SCRATCH_MNT/basesnapshot > /dev/null 2>>$here/$seq.full + btrfs subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/readonlysnapshot > /dev/null 2>>$here/$seq.full + _scratch_unmount > /dev/null 2>>$here/$seq.full + VALID_SUBVOLUME="basesnapshot" + VALID_RO_SUBVOLUME="readonlysnapshot" + SNAPSHOTSTR="snapshot" + FILE1="file1-" + FILE2="file2-" + MVFILE2="newfile2-" + DIR1="dir1-" + DIR2="dir2-" + MVDIR2="newdir2-" + MVSNAPSHOT="mvsnapshot-" + SRCSUBVOL="srcsubvol-" +} + +_parse_options() +{ + SOURCE_TARGET="$1" + case $SOURCE_TARGET in + "1") + SOURCE_SUBVOLUME="$VALID_SUBVOLUME" + ;; + esac + SOURCE_RO="$2" + case $SOURCE_RO in + "1") + SOURCE_SUBVOLUME="$VALID_RO_SUBVOLUME" + ;; + esac + DESTINATION_TARGET="$3" + case $DESTINATION_TARGET in + "1") + DESTINATION_SUBVOLUME=$SNAPSHOTSTR$n + ;; + esac + DESTINATION_RO="$4" + case $DESTINATION_RO in + "1") + SNAPSHOT_OPT_STR="-r" + ;; + "2") + SNAPSHOT_OPT_STR="" + ;; + esac + MOUNT_OPT="$5" + case $MOUNT_OPT in + "1") + MOUNT_OPT_STR="" + ;; + "2") + MOUNT_OPT_STR="-r" + ;; + "3") + MOUNT_OPT_STR="-o nodatacow" + ;; + esac + FILE_OPERATION_OPT="$6" + SNAPSHOT_ACTION_OPT="$7" + TEST_DIR1=$DIR1$n + TEST_DIR2=$DIR2$n + TEST_MVDIR2=$MVDIR2$n + TEST_FILE1=$FILE1$n + TEST_FILE2=$FILE2$n + TEST_MVFILE2=$MVFILE2$n + TEST_MVSNAPSHOT=$MVSNAPSHOT$n + SRC_SUBVOLUME=$SRCSUBVOL$n + n=$[n+1] +} + +_create_file() +{ + mkdir $SRC_SUBVOLUME/$TEST_DIR1 $SRC_SUBVOLUME/$TEST_DIR2 > /dev/null + touch $SRC_SUBVOLUME/$TEST_FILE1 $SRC_SUBVOLUME/$TEST_FILE2 > /dev/null +} + +_do_balance_operation() +{ + btrfs filesystem balance start $SCRATCH_MNT > /dev/null 2>&1 & +} + +_do_file_operation() +{ + rm -rf $SRC_SUBVOLUME/$TEST_DIR1 $SRC_SUBVOLUME/$TEST_FILE1 > /dev/null + mv $SRC_SUBVOLUME/$TEST_DIR2 $SRC_SUBVOLUME/$TEST_MVDIR2 > /dev/null + mv $SRC_SUBVOLUME/$TEST_FILE2 $SRC_SUBVOLUME/$TEST_MVFILE2 > /dev/null +} + +_do_snapshot_action() +{ + if [ "$SNAPSHOT_ACTION_OPT" == 2 ];then + btrfs subvolume delete $DESTINATION_SUBVOLUME > /dev/null 2>>$here/$seq.full + fi + if [ "$SNAPSHOT_ACTION_OPT" == 3 ];then + mv $DESTINATION_SUBVOLUME $TEST_MVSNAPSHOT > /dev/null 2>>$here/$seq.full + fi +} + +_check_snapshot() +{ + if [ "$SNAPSHOT_ACTION_OPT" == 2 ];then + if [ -d "$DESTINATION_SUBVOLUME" ];then + echo "case $n fails, deleting snapshot fails." >> $here/$seq.full + status=1 + fi + fi + if [ "$SNAPSHOT_ACTION_OPT" == 3 ];then + if [ ! -d "$TEST_MVSNAPSHOT" ];then + echo "case $n fails, renaming snapshot fails." >> $here/$seq.full + status=1 + fi + fi +} + +_check_file() +{ + cd $DESTINATION_SUBVOLUME + if [ "$FILE_OPERATION_OPT" == 2 ];then + if [ -d "$TEST_DIR1" ];then + echo "case $n fails, before snapshot we delete dir in src, but it exists in snap" >>\ + $here/$seq.full + status=1 + fi + if [ -f "$TEST_FILE1" ];then + echo "case $n fails, before snapshot we delete file in src, but it exists in snap" >>\ + $here/$seq.full + status=1 + fi + if [ -d "$TEST_DIR2" -o ! -d "$TEST_MVDIR2" ];then + echo "case $n fails, before snapshot we rename dir in src, but it remains in snap" >>\ + $here/$seq.full + status=1 + + fi + if [ -f "$TEST_FILE2" -o ! -f "$TEST_MVFILE2" ];then + echo "case $n fails, before snapshot we rename file in src,but it remains in snap" >>\ + $here/$seq.full + status=1 + fi + + else + if [ ! -d "$TEST_DIR1" ];then + echo "case $n fails, after snapshot we delete dir in src, but it does't exist in snap" >>\ + $here/$seq.full + status=1 + fi + if [ ! -f "$TEST_FILE1" ];then + echo "case $n fails, after snapshot we delete file in src, but it does't exist in snap" >>\ + $here/$seq.full + status=1 + + fi + if [ ! -d "$TEST_DIR2" -o -d "$TEST_MVDIR2" ];then + echo "case $n fails, after snapshot we rename dir in src, but it also changes in snap" >>\ + $here/$seq.full + status=1 + fi + if [ ! -f "$TEST_FILE2" -o -f "$TEST_MVFILE2" ];then + echo "case $n fails, after snapshot we rename file in src, but it also changes in snap" >>\ + $here/$seq.full + status=1 + fi + fi + btrfs filesystem balance cancel $SCRATCH_MNT > /dev/null 2>&1 + cd $SCRATCH_MNT +} + +_test_snapshot_ro() +{ + btrfs subvolume snapshot $SNAPSHOT_OPT_STR $SOURCE_SUBVOLUME $DESTINATION_SUBVOLUME > /dev/null 2>&1 + if [ "$?" == 0 ];then + if [ "$MOUNT_OPT" != 1 ];then + echo "case $n fails, btrfs snapshot fails." >> $here/$seq.full + status=1 + else + if [ "$DESTINATION_RO" == 1 ];then + if [ -w "$DESTINATION_SUBVOLUME" ];then + echo "case $n fails, snapshot should be readonly." >> $here/$seq.full + status=1 + fi + else + if [ ! -w "$DESTINATION_SUBVOLUME" ];then + echo "case $n fails, snapshot should be writable." >> $here/$seq.full + status=1 + fi + fi + fi + fi +} + +_test_snapshot_operation() +{ + btrfs subvolume create $SRC_SUBVOLUME > /dev/null 2>>$here/$seq.full + _create_file + # for stress test + _do_balance_operation + if [ "$FILE_OPERATION_OPT" == 2 ];then + _do_file_operation + fi + btrfs subvolume snapshot $SRC_SUBVOLUME $DESTINATION_SUBVOLUME > /dev/null 2>>$here/$seq.full + if [ "$?" == 0 ];then + if [ "$FILE_OPERATION_OPT" == 3 ];then + _do_file_operation + fi + if [ "$FILE_OPERATION_OPT" -eq "2" -o "$FILE_OPERATION_OPT" -eq "3" ];then + _check_file + fi + _do_snapshot_action + _check_snapshot + else + status=1 + echo "case $n fails, btrfs snapshot fails." >> $here/$seq.full + fi +} + +_test_process() +{ + _parse_options $@ + _scratch_mount "$MOUNT_OPT_STR" + cd $SCRATCH_MNT + if [ "$FILE_OPERATION_OPT" == 0 ];then + _test_snapshot_ro + else + _test_snapshot_operation + fi + cd $TEST_DIR + _scratch_unmount + _check_scratch_fs + if [ "$?" != 0 ];then + echo "case $n fails, btrfsck fails." >> $here/$seq.full + status=1 + fi +} + +rm -f $here/$seq.full +_prepare_snapshot + +# Src subvol | Src readonly | Des subvol | Des Readonly | Mount opt | File operation | Snap operation + +# case 1 +# Test to check if we can create a readonly snapshot from a readonly src with default mount options +# Valid Src | RO | Valid Des | RO | Default | Nothing | Create +_test_process 1 1 1 1 1 0 0 + +# case 2 +# Test to check if we can create a writable snapshot from a readonly src with default mount options +# Valid Src | RO | Valid Des | Writable | Default | Nothing | Create +_test_process 1 1 1 2 1 0 0 + +# case 3 +# Test to check if we can create a readonly snapshot from a writable src with default mount options +# Valid Src | Writable | Valid Des | RO | Default | Nothing | Create +_test_process 1 2 1 1 1 0 0 + +# case 4 +# Test to check if we can create a writable snapshot from a writable src with default mount options +# Valid Src | Writable | Valid Des | Writable | Default | Nothing | Create +_test_process 1 2 1 2 1 0 0 + +# case 5 +# Test to check if we can create a readonly snapshot from a readonly src with -r mount options +# Valid Src | RO | Valid Des | RO | -r | Nothing | Create +_test_process 1 1 1 1 2 0 0 + +# case 6 +# Test to check if we can create a writable snapshot from a readonly src with -r mount options +# Valid Src | RO | Valid Des | Writable | -r | Nothing | Create +_test_process 1 1 1 2 2 0 0 + +# case 7 +# Test to check if we can create a readonly snapshot from a writable src with -r mount options +# Valid Src | Writable | Valid Des | RO | -r | Nothing | Create +_test_process 1 2 1 1 2 0 0 + +# case 8 +# Test to check if we can create a writable snapshot from a readonly src with -r mount options +# Valid Src | Writable | Valid Des | Writable | -r | Nothing | Create +_test_process 1 2 1 2 2 0 0 + +# case 9 +# Test to check if we do file operations in src before creating snap with default mount options, \ +# these changes exist in the snap, and check delete snap operation +# Valid Src | Writable | Valid Des | Writable | Default | Before snap | Delete +_test_process 1 2 1 2 1 2 2 + +# case 10 +# Test to check if we do file operations in src before creating snap with default mount options, \ +# these changes exist in the snap, and check rename snap operation +# Valid Src | Writable | Valid Des | Writable | Default | Before snap | Rename +_test_process 1 2 1 2 1 2 3 + +# case 11 +# Test to check if we do file operations in src after creating snap with default mount options, \ +# these changes do not exist in the snap, and check delete snap operation +# Valid Src | Writable | Valid Des | Writable | Default | After snap | Delete +_test_process 1 2 1 2 1 3 2 + +# case 12 +# Test to check if we do file operations in src after creating snap with default mount options, \ +# these changes do not exist in the snap, and check rename snap operation +# Valid Src | Writable | Valid Des | Writable | Default | After snap | Rename +_test_process 1 2 1 2 1 3 3 + +# case 13 +# Test to check if we do file operations in src before creating snap with nodatacow mount options,\ +# these changes exist in the snap, and check delete snap operation +# Valid Src | Writable | Valid Des | Writable | nodatacow | Before snap | Delete +_test_process 1 2 1 2 3 2 2 + +# case 14 +# Test to check if we do file operations in src before creating snap with nodatacow mount options,\ +# these changes exist in the snap, and check rename snap operation +# Valid Src | Writable | Valid Des | Writable | nodatacow | Before snap | Rename +_test_process 1 2 1 2 3 2 3 + +# case 15 +# Test to check if we do file operations in src after creating snap with nodatacow mount options,\ +# these changes do not exist in the snap, and check delete snap operation +# Valid Src | Writable | Valid Des | Writable | nodatacow | After snap | Delete +_test_process 1 2 1 2 3 3 2 + +# case 16 +# Test to check if we do file operations in src after creating snap with nodatacow mount options,\ +# these changes do not exist in the snap, and check rename snap operation +# Valid Src | Writable | Valid Des | Writable | nodatacow | After snap | Rename +_test_process 1 2 1 2 3 3 3 + +echo "Silence is golden" +exit diff --git a/285.out b/285.out new file mode 100644 index 0000000..ab12da9 --- /dev/null +++ b/285.out @@ -0,0 +1,2 @@ +QA output created by 285 +Silence is golden diff --git a/group b/group index 104ed35..0b33178 100644 --- a/group +++ b/group @@ -403,3 +403,4 @@ deprecated 282 dump ioctl auto quick 283 dump ioctl auto quick 284 auto +285 auto -- 1.6.0.6 _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs