2014-02-18 17:19:34 +11:00
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#!/bin/bash
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# FS QA Test No. btrfs/035
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#
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# Regression test for overwriting clones
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#
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#-----------------------------------------------------------------------
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# Copyright (C) 2014 SUSE Linux Products GmbH. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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#-----------------------------------------------------------------------
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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_cleanup()
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{
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rm -f $tmp.*
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}
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trap "_cleanup ; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# real QA test starts here
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_supported_fs btrfs
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_supported_os Linux
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_require_scratch
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2014-12-12 11:23:06 +11:00
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_require_cloner
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2014-02-18 17:19:34 +11:00
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_scratch_mkfs > /dev/null 2>&1
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_scratch_mount
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src_str="aaaaaaaaaa"
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echo -n "$src_str" > $SCRATCH_MNT/src
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$CLONER_PROG $SCRATCH_MNT/src $SCRATCH_MNT/src.clone1
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src_str="bbbbbbbbbbcccccccccc"
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echo -n "$src_str" > $SCRATCH_MNT/src
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$CLONER_PROG $SCRATCH_MNT/src $SCRATCH_MNT/src.clone2
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snap_src_sz=`ls -lah $SCRATCH_MNT/src.clone1 | awk '{print $5}'`
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echo "attempting ioctl (src.clone1 src)"
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$CLONER_PROG -s 0 -d 0 -l ${snap_src_sz} \
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$SCRATCH_MNT/src.clone1 $SCRATCH_MNT/src
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snap_src_sz=`ls -lah $SCRATCH_MNT/src.clone2 | awk '{print $5}'`
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echo "attempting ioctl (src.clone2 src)"
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$CLONER_PROG -s 0 -d 0 -l ${snap_src_sz} \
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$SCRATCH_MNT/src.clone2 $SCRATCH_MNT/src
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status=0 ; exit
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