Add fsck.overlay test case to test it how to deal with origin xattr
in file or dir of overlayfs.
Signed-off-by: yangerkun <yangerkun@xxxxxxxxxx>
---
tests/overlay/057 | 200 ++++++++++++++++++++++++++++++++++++++++++++++++++
tests/overlay/057.out | 6 ++
tests/overlay/group | 1 +
3 files changed, 207 insertions(+)
create mode 100644 tests/overlay/057
create mode 100644 tests/overlay/057.out
diff --git a/tests/overlay/057 b/tests/overlay/057
new file mode 100644
index 00000000..c2299c4f
--- /dev/null
+++ b/tests/overlay/057
@@ -0,0 +1,200 @@
+#! /bin/bash
+# FS QA Test 057
+#
+# Test fsck.overlay how to deal with origin xattr in overlayfs.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2018 Huawei. 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
+#-----------------------------------------------------------------------
+#
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/attr
+
+#remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test start here
+_supported_fs overlay
+_supported_os Linux
+_require_scratch_nocheck
+_require_attrs
+_require_command "$FSCK_OVERLAY_PROG" fsck.overlay
+
+# Remove all files from previous tests
+_scratch_mkfs
+
+create_origin()
+{
+ local lowerdir=$1
+ local upperdir=$2
+ local workdir=$3
+
+ mkdir $lowerdir/testdir
+ touch $lowerdir/testfile
+
+ _overlay_scratch_mount_dirs $lowerdir $upperdir $workdir
+
+ # Copy up files and directory
+ touch $SCRATCH_MNT/{testdir,testfile}
+ $UMOUNT_PROG $SCRATCH_MNT
+}
+
+# Get the origin xattr of file or dir, maybe null
+get_origin()
+{
+ local target=$1
+ local value
+
+ value=`$GETFATTR_PROG --absolute-names --only-values -n \
+ $OVL_XATTR_ORIGIN $target 2>&1`
+ [ $? -eq 1 ] && return 1
+
+ if [ -n "$value" ]
+ then
+ value=`echo $value | base64`
+ echo "0s"${value}
+ else
+ echo ""
+ fi
+ return 0
+}
+
+set_origin()
+{
+ local target=$1
+ local value=$2
+
+ if [ -n "$value" ]
+ then
+ $SETFATTR_PROG -n $OVL_XATTR_ORIGIN -v $value $target
+ else
+ $SETFATTR_PROG -n $OVL_XATTR_ORIGIN $target
+ fi
+}
+
+# Value of origin equals to the expect value?(1 : equal, 0 : not equal)
+check_origin()
+{
+ local target=$1
+ local expres=$2
+ local expect=$3
+ local origin
+
+ origin=`get_origin $target`
+ if [ $? -eq 1 ]
+ then
+ [ $expect -eq 0 ] || echo "Missing origin xattr"
+ else
+ [ "$origin" == "$expres" ] && ( [ $expect -eq 1 ] \
+ || echo "Invalid origin xattr" )
+ fi
+}
+
+# Create test directories
+lowerdir=$OVL_BASE_SCRATCH_MNT/lower
+lowerdir2=$OVL_BASE_SCRATCH_MNT/lower2
+upperdir=$OVL_BASE_SCRATCH_MNT/upper
+workdir=$OVL_BASE_SCRATCH_MNT/workdir
+
+make_test_dirs()
+{
+ rm -rf $lowerdir $lowerdir2 $upperdir $workdir
+ mkdir -p $lowerdir $lowerdir2 $upperdir $workdir
+}
+
+# Test valid origin xattr created when copyup, should not remove
+make_test_dirs
+echo "valid origin"
+create_origin $lowerdir $upperdir $workdir
+origin1=`get_origin $upperdir/testdir`
+origin2=`get_origin $upperdir/testfile`
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ echo "fsck should not fail"
+check_origin $upperdir/testdir "$origin1" 1
+check_origin $upperdir/testfile "$origin2" 1
+
+# Test invalid origin xattr point to a missing lower target, should remove
+make_test_dirs
+echo "invalid origin"
+create_origin $lowerdir $upperdir $workdir
+rm -rf $lowerdir/{testfile,testdir}
+origin1=`get_origin $upperdir/testdir`
+origin2=`get_origin $upperdir/testfile`
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ echo "fsck should not fail"
+check_origin $upperdir/testdir "$origin1" 0
+check_origin $upperdir/testfile "$origin2" 0
+
+# Test invalid origin xattr when there is no lower layer, should remove
+make_test_dirs
+echo "invalid origin(2)"
+create_origin $lowerdir2 $lowerdir $workdir
+origin1=`get_origin $lowerdir/testdir`
+origin2=`get_origin $lowerdir/testfile`
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ echo "fsck should not fail"
+check_origin $lowerdir/testdir "$origin1" 0
+check_origin $lowerdir/testfile "$origin2" 0
+
+# Test invalid origin xattr which value of origin has changed, should remove
+make_test_dirs
+echo "invalid origin(3)"
+create_origin $lowerdir $upperdir $workdir
+origin=`get_origin $upperdir/testdir`
+set_origin $upperdir/testdir $"origin"${origin}
+origin=`get_origin $upperdir/testfile`
+set_origin $upperdir/testfile $"origin"${origin}
+origin1=`get_origin $upperdir/testdir`
+origin2=`get_origin $upperdir/testfile`
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ echo "fsck should not fail"
+check_origin $upperdir/testdir "$origin1" 0
+check_origin $upperdir/testfile "$origin2" 0
+
+# Test valid origin xattr which the value is NULL
+make_test_dirs
+echo "valid origin(2)"
+create_origin $lowerdir $upperdir $workdir
+set_origin $upperdir/testdir ""
+set_origin $upperdir/testfile ""
+origin1=`get_origin $upperdir/testdir`
+origin2=`get_origin $upperdir/testfile`
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ echo "fsck should not fail"
+check_origin $upperdir/testdir "$origin1" 1
+check_origin $upperdir/testfile "$origin2" 1
+
+# sucess, all done
+status=0
+exit
diff --git a/tests/overlay/057.out b/tests/overlay/057.out
new file mode 100644
index 00000000..7c375880
--- /dev/null
+++ b/tests/overlay/057.out
@@ -0,0 +1,6 @@
+QA output created by 057
+valid origin
+invalid origin
+invalid origin(2)
+invalid origin(3)
+valid origin(2)
diff --git a/tests/overlay/group b/tests/overlay/group
index 65f1fe63..b595a003 100644
--- a/tests/overlay/group
+++ b/tests/overlay/group
@@ -59,3 +59,4 @@
054 auto quick copyup redirect exportfs
055 auto quick copyup redirect exportfs nonsamefs
056 auto quick fsck
+057 auto quick fsck
--
2.13.6
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