#!/bin/bash
# SPDX-License-Identifier: 0BSD


TS_TOPDIR="${0%/*}/../.."
TS_DESC="X-mount.{owner,group,mode}="

. "$TS_TOPDIR"/functions.sh
ts_init "$*"

ts_check_test_command "$TS_CMD_MOUNT"
ts_check_test_command "$TS_CMD_UMOUNT"

ts_skip_nonroot
ts_check_losetup
ts_check_prog "mkfs.ext2"
ts_check_prog "id"
ts_check_prog "stat"


do_one() {
	expected="$1"; shift
	what="$1"; shift
	where="$1"; shift
	$TS_CMD_MOUNT "$@" "$what" "$where" >> $TS_OUTPUT 2>> $TS_ERRLOG
	actual=$(stat --format="%A %u %g" "$where")
	[ "$actual" = "$expected" ] || echo "$*: $actual != $expected" >> $TS_ERRLOG
	$TS_CMD_UMOUNT "$where" >> $TS_OUTPUT 2>> $TS_ERRLOG
}

ts_device_init

mkfs.ext2 "$TS_LODEV" > /dev/null 2>&1  || ts_die "Cannot make ext2 on $TS_LODEV"
ts_device_has "TYPE" "ext2" "$TS_LODEV" || ts_die "Cannot find ext2 on $TS_LODEV"

user_1="$(id -un 1)"
group_2="$(id -gn 2)"


mkdir -p "$TS_MOUNTPOINT"

do_one "drwxr-xr-x 0 0"     "$TS_LODEV" "$TS_MOUNTPOINT"
do_one "drwxr-xr-x 1 0"     "$TS_LODEV" "$TS_MOUNTPOINT" -o "X-mount.owner=$user_1"
do_one "drwxr-xr-x 1 2"     "$TS_LODEV" "$TS_MOUNTPOINT" -o "X-mount.group=$group_2"
do_one "d-w--wxr-T 132 2"   "$TS_LODEV" "$TS_MOUNTPOINT" -o "X-mount.owner=132,X-mount.mode=1234"
do_one "d-ws-w---x 132 123" "$TS_LODEV" "$TS_MOUNTPOINT" -o "X-mount.mode=4321,X-mount.group=123"
do_one "d-ws-w---x 1 321"   "$TS_LODEV" "$TS_MOUNTPOINT" -o "X-mount.owner=$user_1,X-mount.group=321"


> "$TS_MOUNTPOINT/bind"
> "$TS_MOUNTPOINT/bindsrc"

do_one "-rw-r--r-- 0 0"     "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind
do_one "-rw-r--r-- 1 0"     "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind -o "X-mount.owner=$user_1"
do_one "-rw-r--r-- 1 2"     "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind -o "X-mount.group=$group_2"
do_one "--w--wxr-T 132 2"   "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind -o "X-mount.owner=132,X-mount.mode=1234"
do_one "--ws-w---x 132 123" "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind -o "X-mount.mode=4321,X-mount.group=123"
do_one "--wx-w---x 1 321"   "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT/bind" --bind -o "X-mount.owner=$user_1,X-mount.group=321"


rm -fd "$TS_MOUNTPOINT/bind"  "$TS_MOUNTPOINT/bindsrc" "$TS_MOUNTPOINT"

ts_log "Success"
ts_finalize