xref: /aosp_15_r20/external/e2fsprogs/tests/m_minrootdir/script (revision 6a54128f25917bfc36a8a6e9d722c04a0b4641b6)

test_description="create fs image from dir, then minimize it"
if ! test -x $RESIZE2FS_EXE -o ! -x $DEBUGFS_EXE; then
	echo "$test_name: $test_description: skipped (no debugfs/resize2fs)"
	return 0
fi

MKFS_DIR=$TMPFILE.dir
OUT=$test_name.log
EXP=$test_dir/expect

rm -rf $MKFS_DIR
mkdir -p $MKFS_DIR
mkdir $MKFS_DIR/dir
mkdir $MKFS_DIR/emptydir
dd if=/dev/zero of=$MKFS_DIR/bigzerofile bs=1 count=1 seek=1073741824 2> /dev/null
echo "M" | dd of=$MKFS_DIR/sparsefile bs=1 count=1 seek=1024 2> /dev/null
echo "M" | dd of=$MKFS_DIR/sparsefile bs=1 count=1 seek=524288 conv=notrunc 2> /dev/null
echo "M" | dd of=$MKFS_DIR/sparsefile bs=1 count=1 seek=1048576 conv=notrunc 2> /dev/null
echo "M" | dd of=$MKFS_DIR/sparsefile bs=1 count=1 seek=536870912 conv=notrunc 2> /dev/null
echo "M" | dd of=$MKFS_DIR/sparsefile bs=1 count=1 seek=1073741824 conv=notrunc 2> /dev/null
dd if=/dev/zero bs=1024 count=32 2> /dev/null | tr '\0' 'a' > $MKFS_DIR/bigfile
touch $MKFS_DIR/emptyfile
echo "Test me" > $MKFS_DIR/dir/file

echo "create fs" > $OUT
$MKE2FS -q -F -o Linux -T ext4 -O ^has_journal,metadata_csum,64bit,^resize_inode -E lazy_itable_init=1 -b 1024 -d $MKFS_DIR $TMPFILE 16384 >> $OUT 2>&1

$DUMPE2FS $TMPFILE >> $OUT 2>&1
cat > $TMPFILE.cmd << ENDL
stat /emptyfile
stat /bigfile
stat /sparsefile
stat /bigzerofile
stat /fifo
stat /emptydir
stat /dir
stat /dir/file
ENDL
$DEBUGFS -f $TMPFILE.cmd $TMPFILE 2>&1 | egrep "(stat|Size:|Type:)" >> $OUT

cat > $TMPFILE.cmd << ENDL
ex /emptyfile
ex /bigfile
ex /sparsefile
ex /bigzerofile
ex /dir
ex /dir/file
ENDL
$DEBUGFS -f $TMPFILE.cmd $TMPFILE >> $OUT 2>&1
$FSCK -f -n $TMPFILE >> $OUT 2>&1

echo "minify fs" >> $OUT
$TUNE2FS -m 0 $TMPFILE >> $OUT 2>&1
$RESIZE2FS -M $TMPFILE >> $OUT 2>&1
$DUMPE2FS $TMPFILE >> $OUT 2>&1
$FSCK -f -n $TMPFILE >> $OUT 2>&1

echo "minify fs (2)" >> $OUT
$TUNE2FS -m 0 $TMPFILE >> $OUT 2>&1
$RESIZE2FS -M $TMPFILE >> $OUT 2>&1
$DUMPE2FS $TMPFILE >> $OUT 2>&1
$FSCK -f -n $TMPFILE >> $OUT 2>&1

sed -f $cmd_dir/filter.sed -f $test_dir/output.sed -e "s;$TMPFILE;test.img;" < $OUT > $OUT.tmp
mv $OUT.tmp $OUT

# Do the verification
cmp -s $OUT $EXP
status=$?

if [ "$status" = 0 ] ; then
	echo "$test_name: $test_description: ok"
	touch $test_name.ok
else
        echo "$test_name: $test_description: failed"
        diff $DIFF_OPTS $EXP $OUT > $test_name.failed
fi

rm -rf $TMPFILE.cmd $MKFS_DIR
unset MKFS_DIR OUT EXP