#! /bin/bash
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (c) 2021 Oracle.  All Rights Reserved.
#
# FS QA Test No. 151
#
# Make sure the xfs_db ls command works the way the author thinks it does.
# This means that we can list the current directory, list an arbitrary path,
# and we can't list things that aren't directories.
#
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

# real QA test starts here
_supported_fs xfs
_require_xfs_db_command "path"
_require_xfs_db_command "ls"
_require_scratch

echo "Format filesystem and populate"
_scratch_mkfs > $seqres.full
_scratch_mount >> $seqres.full

$XFS_INFO_PROG $SCRATCH_MNT | grep -q ftype=1 || \
	_notrun "filesystem does not support ftype"

filter_ls() {
	awk '
BEGIN { cookie = 0; }
{
	if (cookie == 0)
		cookie = $1;
	printf("+%d %s %s %s %s %s\n", $1 - cookie, $2, $3, $4, $5, $6);
	cookie = $1;
}' | \
	sed	-e "s/ $root_ino directory / root directory /g" \
		-e "s/ $a_ino directory / a_ino directory /g" \
		-e "s/ $b_ino directory / b_ino directory /g" \
		-e "s/ $c_ino regular / c_ino regular /g" \
		-e "s/ $d_ino symlink / d_ino symlink /g" \
		-e "s/ $e_ino blkdev / e_ino blkdev /g" \
		-e "s/ $f_ino chardev / f_ino chardev /g" \
		-e "s/ $g_ino fifo / g_ino fifo /g" \
		-e "s/ $big0_ino regular / big0_ino regular /g" \
		-e "s/ $big1_ino regular / big1_ino regular /g" \
		-e "s/ $h_ino regular / g_ino regular /g"
}

mkdir $SCRATCH_MNT/a
mkdir $SCRATCH_MNT/a/b
$XFS_IO_PROG -f -c 'pwrite 0 61' $SCRATCH_MNT/a/c >> $seqres.full
ln -s -f b $SCRATCH_MNT/a/d
mknod $SCRATCH_MNT/a/e b 0 0
mknod $SCRATCH_MNT/a/f c 0 0
mknod $SCRATCH_MNT/a/g p
touch $SCRATCH_MNT/a/averylongnameforadirectorysothatwecanpushthecookieforward
touch $SCRATCH_MNT/a/andmakethefirstcolumnlookmoreinterestingtopeoplelolwtfbbq
touch $SCRATCH_MNT/a/h

root_ino=$(stat -c '%i' $SCRATCH_MNT)
a_ino=$(stat -c '%i' $SCRATCH_MNT/a)
b_ino=$(stat -c '%i' $SCRATCH_MNT/a/b)
c_ino=$(stat -c '%i' $SCRATCH_MNT/a/c)
d_ino=$(stat -c '%i' $SCRATCH_MNT/a/d)
e_ino=$(stat -c '%i' $SCRATCH_MNT/a/e)
f_ino=$(stat -c '%i' $SCRATCH_MNT/a/f)
g_ino=$(stat -c '%i' $SCRATCH_MNT/a/g)
big0_ino=$(stat -c '%i' $SCRATCH_MNT/a/avery*)
big1_ino=$(stat -c '%i' $SCRATCH_MNT/a/andma*)
h_ino=$(stat -c '%i' $SCRATCH_MNT/a/h)

_scratch_unmount

echo "Manually navigate to root dir then list"
_scratch_xfs_db -c 'sb 0' -c 'addr rootino' -c ls | filter_ls

echo "Use path to navigate to root dir then list"
_scratch_xfs_db -c 'path /' -c ls | filter_ls

echo "Use path to navigate to /a then list"
_scratch_xfs_db -c 'path /a' -c ls | filter_ls

echo "Use path to navigate to /a/b then list"
_scratch_xfs_db -c 'path /a/b' -c ls | filter_ls

echo "Use path to navigate to /a/c (non-dir) then list"
_scratch_xfs_db -c 'path /a/c' -c ls

# success, all done
status=0
exit