From: Zhou Bo <zhoub-fnst@xxxxxxxxxxxxxx>
This patch adds btrfs snapshot function test to xfstests.
Signed-off-by: Zhou Bo <zhoub-fnst@xxxxxxxxxxxxxx>
---
285 | 365 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
285.out | 2 +
group | 1 +
3 files changed, 368 insertions(+), 0 deletions(-)
create mode 100755 285
create mode 100644 285.out
diff --git a/285 b/285
new file mode 100755
index 0000000..d247af3
--- /dev/null
+++ b/285
@@ -0,0 +1,365 @@
+#! /bin/bash
+# FS QA Test No. 285
+#
+# Test btrfs's subvolume and snapshot function
+#
+#-----------------------------------------------------------------------
+# 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
+
+_scratch_mkfs_sized `expr 1024 \* 1024 \* 1024` > /dev/null 2>&1
+_scratch_mount
+
+_prepare_snapshot()
+{
+ _scratch_remount > /dev/null
+ btrfs sub snap $SCRATCH_MNT $SCRATCH_MNT/basesnapshot > /dev/null 2>>$here/$seq.full
+ btrfs sub snap -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_READ="$2"
+ case $SOURCE_READ in
+ "1")
+ SOURCE_SUBVOLUME="$VALID_RO_SUBVOLUME"
+ ;;
+ esac
+ DESTINATION_TARGET="$3"
+ case $DESTINATION_TARGET in
+ "1")
+ DESTINATION_SUBVOLUME=$SNAPSHOTSTR$n
+ ;;
+ esac
+ DESTINATION_READ="$4"
+ case $DESTINATION_READ in
+ "1")
+ SNAPSHOTOPT_STR="-r"
+ ;;
+ "2")
+ SNAPSHOTOPT_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_file_operation()
+{
+ btrfs filesystem balance $SCRATCH_MNT > /dev/null 2>&1 &
+ 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 doesn'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 doesn'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
+ wait
+ cd ..
+}
+
+_test_snapshot_ro()
+{
+ btrfs sub snap $SNAPSHOTOPT_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 [ "$DESTINATION_READ" == 1 ];then
+ if [ -w "$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 sub create $SRC_SUBVOLUME > /dev/null 2>>$here/$seq.full
+ _create_file
+ if [ "$FILE_OPERATION_OPT" == 2 ];then
+ _do_file_operation
+ fi
+ btrfs sub snap $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()
+{
+ _scratch_mount "$MOUNT_OPT_STR"
+ cd $SCRATCH_MNT
+ if [ "$FILE_OPERATION_OPT" == 0 ];then
+ _test_snapshot_ro
+ else
+ _test_snapshot_operation
+ fi
+ cd ~
+ _scratch_unmount
+ _check_test_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
+# Valid Src | RO | Valid Des | RO | Default | Nothing | Create
+_parse_options 1 1 1 1 1 0 0
+_test_process
+
+# case 2
+# Valid Src | RO | Valid Des | Writable | Default | Nothing | Create
+_parse_options 1 1 1 2 1 0 0
+_test_process
+
+# case 3
+# Valid Src | Writable | Valid Des | RO | Default | Nothing | Create
+_parse_options 1 2 1 1 1 0 0
+_test_process
+
+# case 4
+# Valid Src | Writable | Valid Des | Writable | Default | Nothing | Create
+_parse_options 1 2 1 2 1 0 0
+_test_process
+
+# case 5
+# Valid Src | RO | Valid Des | RO | -r | Nothing | Create
+_parse_options 1 1 1 1 2 0 0
+_test_process
+
+# case 6
+# Valid Src | RO | Valid Des | Writable | -r | Nothing | Create
+_parse_options 1 1 1 2 2 0 0
+_test_process
+
+# case 7
+# Valid Src | Writable | Valid Des | RO | -r | Nothing | Create
+_parse_options 1 2 1 1 2 0 0
+_test_process
+
+# case 8
+# Valid Src | Writable | Valid Des | Writable | -r | Nothing | Create
+_parse_options 1 2 1 2 2 0 0
+_test_process
+
+# case 9
+# Valid Src | Writable | Valid Des | Writable | Default | Before snap | Delete
+_parse_options 1 2 1 2 1 2 2
+_test_process
+
+# case 10
+# Valid Src | Writable | Valid Des | Writable | Default | Before snap | Rename
+_parse_options 1 2 1 2 1 2 3
+_test_process
+
+# case 11
+# Valid Src | Writable | Valid Des | Writable | Default | After snap | Delete
+_parse_options 1 2 1 2 1 3 2
+_test_process
+
+# case 12
+# Valid Src | Writable | Valid Des | Writable | Default | After snap | Rename
+_parse_options 1 2 1 2 1 3 3
+_test_process
+
+# case 13
+# Valid Src | Writable | Valid Des | Writable | no datacow | Before snap | Delete
+_parse_options 1 2 1 2 3 2 2
+_test_process
+
+# case 14
+# Valid Src | Writable | Valid Des | Writable | no datacow | Before snap | Rename
+_parse_options 1 2 1 2 3 2 3
+_test_process
+
+# case 15
+# Valid Src | Writable | Valid Des | Writable | no datacow | After snap | Delete
+_parse_options 1 2 1 2 3 3 2
+_test_process
+
+# case 16
+# Valid Src | Writable | Valid Des | Writable | no datacow | After snap | Rename
+_parse_options 1 2 1 2 3 3 3
+_test_process
+
+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
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