Add fsck.overlay test case to test it how to deal with impure
xattr in underlying directories of overlayfs.
Signed-off-by: zhangyi (F) <yi.zhang@xxxxxxxxxx>
Reviewed-by: Amir Goldstein <amir73il@xxxxxxxxx>
---
tests/overlay/203 | 143 ++++++++++++++++++++++++++++++++++++++++++++++++++
tests/overlay/203.out | 4 ++
tests/overlay/group | 1 +
3 files changed, 148 insertions(+)
create mode 100755 tests/overlay/203
create mode 100644 tests/overlay/203.out
diff --git a/tests/overlay/203 b/tests/overlay/203
new file mode 100755
index 0000000..5441b44
--- /dev/null
+++ b/tests/overlay/203
@@ -0,0 +1,143 @@
+#! /bin/bash
+# FS QA Test 203
+#
+# Test fsck.overlay how to deal with impure xattr in overlayfs.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2017 Huawei. All Rights Reserved.
+# Author: zhangyi (F) <yi.zhang@xxxxxxxxxx>
+#
+# 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
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+_supported_fs overlay
+_supported_os Linux
+_require_scratch_nocheck
+_require_command "$FSCK_OVERLAY_PROG" fsck.overlay
+
+# remove all files from previous tests
+_scratch_mkfs
+
+OVL_REDIRECT_XATTR="trusted.overlay.redirect"
+OVL_IMPURE_XATTR="trusted.overlay.impure"
+OVL_IMPURE_XATTR_VAL="y"
+
+# Create a redirect directory
+make_redirect_dir()
+{
+ local target=$1
+ local value=$2
+
+ mkdir -p $target
+ $SETFATTR_PROG -n $OVL_REDIRECT_XATTR -v $value $target
+}
+
+# Remove impure xattr
+remove_impure()
+{
+ local target=$1
+
+ $SETFATTR_PROG -x $OVL_IMPURE_XATTR $target
+}
+
+# Check impure xattr
+check_impure()
+{
+ local target=$1
+
+ value=$($GETFATTR_PROG --absolute-names --only-values -n \
+ $OVL_IMPURE_XATTR $target)
+
+ [[ $value == $OVL_IMPURE_XATTR_VAL ]] || echo "Missing impure xattr"
+}
+
+# Create test directories
+lowerdir=$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 missing impure xattr in directory which has origin targets, should fix
+echo "+ Missing impure"
+make_test_dirs
+mkdir $lowerdir/{testdir1,testdir2}
+mkdir $upperdir/{testdir1,testdir2}
+touch $lowerdir/testdir1/foo
+mkdir $lowerdir/testdir2/subdir
+_overlay_scratch_mount_dirs $lowerdir $upperdir $workdir
+touch $SCRATCH_MNT/testdir1/foo
+touch $SCRATCH_MNT/testdir2/subdir
+$UMOUNT_PROG $SCRATCH_MNT
+remove_impure $upperdir/testdir1
+remove_impure $upperdir/testdir2
+
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ _fail "fsck should not fail"
+check_impure $upperdir/testdir1
+check_impure $upperdir/testdir2
+
+# Test missing impure xattr in directory which has redirect directories,
+# should fix
+echo "+ Missing impure(2)"
+make_test_dirs
+mkdir $lowerdir/origin
+make_redirect_dir $upperdir/testdir/subdir "/origin"
+
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ _fail "fsck should not fail"
+check_impure $upperdir/testdir
+
+# Test missing impure xattr in directory which has merge directories,
+# should fix
+echo "+ Missing impure(3)"
+make_test_dirs
+mkdir $lowerdir/testdir $upperdir/testdir
+
+_overlay_fsck_dirs $lowerdir $upperdir $workdir -p >> $seqres.full 2>&1 || \
+ _fail "fsck should not fail"
+check_impure $upperdir
+
+# success, all done
+status=0
+exit
diff --git a/tests/overlay/203.out b/tests/overlay/203.out
new file mode 100644
index 0000000..dd81788
--- /dev/null
+++ b/tests/overlay/203.out
@@ -0,0 +1,4 @@
+QA output created by 203
++ Missing impure
++ Missing impure(2)
++ Missing impure(3)
diff --git a/tests/overlay/group b/tests/overlay/group
index e39b5e0..f99d89e 100644
--- a/tests/overlay/group
+++ b/tests/overlay/group
@@ -51,3 +51,4 @@
048 auto quick copyup hardlink
201 auto quick fsck
202 auto quick fsck
+203 auto quick fsck
--
2.5.0
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