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overlay/041: test consistent values of st_ino/d_ino for subdirs

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In addition to checking consistent values of st_ino/d_ino for "."
and ".." entries, check also the values for subdir inside each
tested directory setup.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
This commit is contained in:
Amir Goldstein
2017-11-19 13:56:28 +02:00
committed by Eryu Guan
parent 7983867ead
commit c0b87a4ad8
1 changed files with 35 additions and 4 deletions
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tests/overlay/041
+35 -4
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@@ -60,7 +60,7 @@ rm -rf $lowerdir
mkdir $lowerdir
# Create our test files.
mkdir -p $lowerdir/test_dir/pure_lower_dir
mkdir -p $lowerdir/test_dir/pure_lower_dir/subdir
touch $lowerdir/test_file
_scratch_mkfs
@@ -74,10 +74,11 @@ test_dir=$SCRATCH_MNT/test_dir/
# Verify d_ino of '.' and '..' before and after dir becomes impure.
impure_dir=$test_dir/impure_dir
mkdir -p $impure_dir
mkdir -p $impure_dir/subdir
impure_dir_st_ino=$(stat -c '%i' $impure_dir)
impure_dir_parent_st_ino=$(stat -c '%i' $test_dir)
impure_subdir_st_ino=$(stat -c '%i' $impure_dir/subdir)
# Before $impure_dir becomes impure
parent_d=$($here/src/t_dir_type $impure_dir $impure_dir_parent_st_ino)
@@ -88,6 +89,10 @@ current_d=$($here/src/t_dir_type $impure_dir $impure_dir_st_ino)
[[ $current_d == ". d" ]] || \
echo "Pure upper dir: Invalid d_ino reported for ."
subdir_d=$($here/src/t_dir_type $impure_dir $impure_subdir_st_ino)
[[ $subdir_d == "subdir d" ]] || \
echo "Pure upper dir: Invalid d_ino reported for subdir"
# Move a copied up file into pure dir to make it impure
mv $SCRATCH_MNT/test_file $impure_dir
test_file_st_ino=$(stat -c '%i' $impure_dir/test_file)
@@ -105,6 +110,10 @@ current_d=$($here/src/t_dir_type $impure_dir $impure_dir_st_ino)
[[ $current_d == ". d" ]] || \
echo "Impure dir: Invalid d_ino reported for ."
subdir_d=$($here/src/t_dir_type $impure_dir $impure_subdir_st_ino)
[[ $subdir_d == "subdir d" ]] || \
echo "Impure dir: Invalid d_ino reported for subdir"
# Verify copy up file's d_ino
file_d=$($here/src/t_dir_type $impure_dir $test_file_st_ino)
[[ $file_d == "test_file f" ]] || \
@@ -112,19 +121,23 @@ file_d=$($here/src/t_dir_type $impure_dir $test_file_st_ino)
# Make $impure_dir pure
rm -rf $impure_dir/test_file
rm -rf $impure_dir/subdir
# Verify invalidation of readdir cache
$here/src/t_dir_type $impure_dir $test_file_st_ino
[[ $? != 0 ]] || echo "Directory's readdir cache has stale file entries"
$here/src/t_dir_type $impure_dir $impure_subdir_st_ino
[[ $? != 0 ]] || echo "Directory's readdir cache has stale subdir entries"
impure=$($GETFATTR_PROG --absolute-names --only-values -n 'trusted.overlay.impure' \
$upperdir/test_dir/impure_dir 2>/dev/null)
[[ -z $impure ]] || echo "Pure directory has impure xattr"
# Verify d_ino of '.' and '..' before and after dir becomes merge dir.
# Verify d_ino values of subdir entries of a pure lower dir.
parent_st_ino=$(stat -c '%i' $test_dir)
pure_lower_dir=$SCRATCH_MNT/test_dir/pure_lower_dir
pure_lower_dir_st_ino=$(stat -c '%i' $pure_lower_dir)
pure_lower_subdir_st_ino=$(stat -c '%i' $pure_lower_dir/subdir)
parent_d=$($here/src/t_dir_type $pure_lower_dir $parent_st_ino)
[[ $parent_d == ".. d" ]] || \
@@ -134,6 +147,10 @@ current_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_dir_st_ino)
[[ $current_d == ". d" ]] || \
echo "Pure lower dir: Invalid d_ino reported for ."
subdir_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_subdir_st_ino)
[[ $subdir_d == "subdir d" ]] || \
echo "Pure lower dir: Invalid d_ino reported for subdir"
# Create a file in pure lower dir to make it a merge dir
touch $pure_lower_dir/newfile
@@ -145,6 +162,10 @@ current_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_dir_st_ino)
[[ $current_d == ". d" ]] || \
echo "Merged dir: Invalid d_ino reported for ."
subdir_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_subdir_st_ino)
[[ $subdir_d == "subdir d" ]] || \
echo "Merged dir: Invalid d_ino reported for subdir"
_scratch_unmount
# Verify pure lower residing in dir which has another lower layer
@@ -156,7 +177,7 @@ mkdir $middir
mkdir $lowerdir
mkdir -p $middir/test_dir
mkdir -p $lowerdir/test_dir/pure_lower_dir
mkdir -p $lowerdir/test_dir/pure_lower_dir/subdir
_scratch_mkfs
@@ -170,11 +191,21 @@ touch $test_dir/test_file
test_dir_st_ino=$(stat -c '%i' $test_dir)
pure_lower_dir=$test_dir/pure_lower_dir
pure_lower_dir_st_ino=$(stat -c '%i' $pure_lower_dir)
pure_lower_subdir_st_ino=$(stat -c '%i' $pure_lower_dir/subdir)
parent_d=$($here/src/t_dir_type $pure_lower_dir $test_dir_st_ino)
[[ $parent_d == ".. d" ]] || \
echo "Pure lower in dir which has another lower layer: Invalid d_ino reported for .."
current_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_dir_st_ino)
[[ $current_d == ". d" ]] || \
echo "Pure lower in dir which has another lower layer: Invalid d_ino reported for ."
subdir_d=$($here/src/t_dir_type $pure_lower_dir $pure_lower_subdir_st_ino)
[[ $subdir_d == "subdir d" ]] || \
echo "Pure lower in dir which has another lower layer: Invalid d_ino reported for subdir"
echo "Silence is golden"
status=0
exit