In overlay/031, it only cover the test case of whiteouts in origined upper dir. This patch add two cases cover the other two situations: 1) Lower origined dir have whiteouts; 2) Both upper and lower origined dirs have whiteouts (although this case is pass now, still add this to cover all three kinds of situations). Signed-off-by: zhangyi (F) <yi.zhang@xxxxxxxxxx> --- tests/overlay/031 | 58 ++++++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 47 insertions(+), 11 deletions(-) diff --git a/tests/overlay/031 b/tests/overlay/031 index cb29ee5..b7bad3a 100755 --- a/tests/overlay/031 +++ b/tests/overlay/031 @@ -1,9 +1,10 @@ #! /bin/bash # FS QA Test 031 # -# The unmerged and impure upper directories may contain invalid -# whiteouts when we change lowerdir(e.g. clean up dir) and remount -# overlay. This may lead to whiteouts exposure and rmdir failure. +# The unmerged and origined directories may contain invalid +# whiteouts when we change underlaying dir (e.g. clean up lowerdir) +# and remount overlay. This may lead to whiteouts exposure and +# rmdir failure. # #----------------------------------------------------------------------- # Copyright (c) 2017 Huawei. All Rights Reserved. @@ -67,19 +68,21 @@ _require_scratch _scratch_mkfs # create test directorys and whiteout -lowerdir=$OVL_BASE_SCRATCH_MNT/lower +lowerdir1=$OVL_BASE_SCRATCH_MNT/lower1 +lowerdir2=$OVL_BASE_SCRATCH_MNT/lower2 upperdir=$OVL_BASE_SCRATCH_MNT/upper workdir=$OVL_BASE_SCRATCH_MNT/workdir -testfile=a -mkdir -p $lowerdir $upperdir $workdir +testfile1=a +testfile2=b +mkdir -p $lowerdir1 $lowerdir2 $upperdir $workdir -_create_whiteout $lowerdir $upperdir $workdir $testfile +_create_whiteout $lowerdir1 $upperdir $workdir $testfile1 # clean up the lower directory and mount overlay again, # whiteout will expose. -rm -rf $lowerdir/testdir +rm -rf $lowerdir1/testdir -_overlay_mount_dirs $lowerdir $upperdir $workdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT +_overlay_mount_dirs $lowerdir1 $upperdir $workdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT ls $SCRATCH_MNT/testdir @@ -90,15 +93,48 @@ rm -rf $SCRATCH_MNT/testdir 2>&1 | _filter_scratch # umount overlay again, create a new file with the same name and # mount overlay again. $UMOUNT_PROG $SCRATCH_MNT -touch $lowerdir/testdir +touch $lowerdir1/testdir -_overlay_mount_dirs $lowerdir $upperdir $workdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT +_overlay_mount_dirs $lowerdir1 $upperdir $workdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT # try to remove test dir from overlay dir, trigger ovl_remove_and_whiteout, # it will not clean up the dir and lead to residue. rm -rf $SCRATCH_MNT/testdir 2>&1 | _filter_scratch ls $workdir/work +$UMOUNT_PROG $SCRATCH_MNT + +# let lower dir have invalid whiteouts, repeat ls and rmdir test again. +rm -rf $lowerdir1/testdir +rm -rf $upperdir/testdir + +_create_whiteout $lowerdir2 $lowerdir1 $workdir $testfile1 + +rm -rf $lowerdir2/testdir + +_overlay_mount_dirs "$lowerdir1:$lowerdir2" $upperdir $workdir \ + $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT + +ls $SCRATCH_MNT/testdir +rm -rf $SCRATCH_MNT/testdir 2>&1 | _filter_scratch + +$UMOUNT_PROG $SCRATCH_MNT + +# let lower dir and upper dir both have invalid whiteouts, repeat ls and rmdir again. +rm -rf $lowerdir1/testdir +rm -rf $upperdir/testdir + +_create_whiteout $lowerdir1 $upperdir $workdir $testfile1 + +rm -rf $lowerdir1/testdir/$testfile1 + +_create_whiteout $lowerdir2 $lowerdir1 $workdir $testfile2 + +_overlay_mount_dirs $lowerdir1 $upperdir $workdir $OVL_BASE_SCRATCH_MNT $SCRATCH_MNT + +ls $SCRATCH_MNT/testdir +rm -rf $SCRATCH_MNT/testdir 2>&1 | _filter_scratch + # success, all done echo "Silence is golden" status=0 -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-unionfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
