diff options
Diffstat (limited to '')
| -rwxr-xr-x | tests/ts/libmount/loop-overlay | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/tests/ts/libmount/loop-overlay b/tests/ts/libmount/loop-overlay new file mode 100755 index 0000000..62874a1 --- /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 "$TS_CMD_UMOUNT" + +ts_skip_nonroot +ts_check_losetup +ts_check_prog "mkfs.ext2" +ts_check_prog "dd" +ts_check_prog "stat" + +IMG=$(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 |