From 30ff6afe596eddafacf22b1a5b2d1a3d6254ea15 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 15:14:44 +0200
Subject: Adding upstream version 2.36.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ts/libmount/loop-overlay | 65 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100755 tests/ts/libmount/loop-overlay

(limited to 'tests/ts/libmount/loop-overlay')

diff --git a/tests/ts/libmount/loop-overlay b/tests/ts/libmount/loop-overlay
new file mode 100755
index 0000000..39ccd90
--- /dev/null
+++ b/tests/ts/libmount/loop-overlay
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+#
+# Copyright (C) 2016 Stanislav Brabec <sbrabec@suse.cz>
+#
+# This file is part of util-linux.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+TS_TOPDIR="${0%/*}/../.."
+TS_DESC="loop overlay"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_LOSETUP"
+ts_check_test_command "$TS_CMD_MOUNT"
+ts_check_test_command "$TS_CMD_UMOUNT"
+
+ts_skip_nonroot
+ts_check_losetup
+ts_check_prog "mkfs.ext3"
+ts_check_prog "dd"
+ts_check_prog "stat"
+
+IMG=$(ts_image_init 5)
+
+mkfs.ext2 -F "$IMG" &> /dev/null || ts_die "Cannot make extn on $IMG"
+OFFSET=$(stat -c %s "$IMG")
+
+dd if="$IMG" of="$IMG" oflag=append bs=1024k count=5 conv=notrunc &>/dev/null
+
+[ -d "$TS_MOUNTPOINT-1" ] || mkdir -p $TS_MOUNTPOINT-1
+[ -d "$TS_MOUNTPOINT-2" ] || mkdir -p $TS_MOUNTPOINT-2
+
+echo "second should fail" >>$TS_OUTPUT
+$TS_CMD_MOUNT -oloop "$IMG" "$TS_MOUNTPOINT-1" >> $TS_OUTPUT 2>> $TS_ERRLOG
+$TS_CMD_MOUNT -oloop,offset=$OFFSET "$IMG" "$TS_MOUNTPOINT-2" 2>&1 \
+       | sed 's/:.*:/: <target>/; s/for .*/for <source>/' >> $TS_OUTPUT
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT-1" >> $TS_OUTPUT 2>> $TS_ERRLOG
+
+echo "should succeed" >>$TS_OUTPUT
+$TS_CMD_MOUNT -oloop,sizelimit=$OFFSET "$IMG" "$TS_MOUNTPOINT-1" >> $TS_OUTPUT 2>> $TS_ERRLOG
+$TS_CMD_MOUNT -oloop,offset=$OFFSET "$IMG" "$TS_MOUNTPOINT-2" >> $TS_OUTPUT 2>> $TS_ERRLOG
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT-1" >> $TS_OUTPUT 2>> $TS_ERRLOG
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT-2" >> $TS_OUTPUT 2>> $TS_ERRLOG
+
+echo "both should fail" >>$TS_OUTPUT
+LOOPDEV=$($TS_CMD_LOSETUP --show -f --offset 1 --sizelimit $OFFSET "$IMG")
+$TS_CMD_MOUNT -oloop,sizelimit=$OFFSET "$IMG" "$TS_MOUNTPOINT-1" 2>&1 \
+	| sed 's/:.*:/: <target>/; s/for .*/for <source>/' >> $TS_OUTPUT
+$TS_CMD_MOUNT -oloop,offset=$OFFSET "$IMG" "$TS_MOUNTPOINT-2" 2>&1 \
+	| sed 's/:.*:/: <target>/; s/for .*/for <source>/' >> $TS_OUTPUT
+$TS_CMD_LOSETUP --detach $LOOPDEV
+
+ts_log "Success"
+ts_finalize
-- 
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