2016-12-24 18:07:45 +08:00
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#! /bin/bash
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2018-06-09 11:35:42 +10:00
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016 Red Hat, Inc. All Rights Reserved.
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#
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2017-01-23 11:48:15 +08:00
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# FS QA Test 400
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2016-12-24 18:07:45 +08:00
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#
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# test out high quota ids retrieved by Q_GETNEXTQUOTA
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# Request for next ID near 2^32 should not wrap to 0
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#
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# Designed to use the new Q_GETNEXTQUOTA quotactl
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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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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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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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. ./common/quota
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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_require_quota
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_require_scratch
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_scratch_mkfs >> $seqres.full 2>&1
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MOUNT_OPTIONS="-o usrquota,grpquota"
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_qmount
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2016-12-24 18:11:41 +08:00
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_require_getnextquota
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2016-12-24 18:07:45 +08:00
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echo "Launch all quotas"
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# We want to create a block of quotas for an id very near
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# 2^32, then ask for the next quota after it. The returned
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# ID should not overflow to 0.
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# Populate with 2^32-4
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ID=4294967292
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setquota -u $ID $ID $ID $ID $ID $SCRATCH_MNT
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touch ${SCRATCH_MNT}/${ID}
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chown ${ID} ${SCRATCH_MNT}/${ID}
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# remount just for kicks, make sure we get it off disk
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_scratch_unmount
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_qmount
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# Ask for the next quota after $ID; should get nothing back
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# If kernelspace wraps, we'll get 0 back.
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for TYPE in u g; do
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let NEXT=ID+1
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echo "Ask for ID after $NEXT expecting nothing"
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$here/src/test-nextquota -i $NEXT -${TYPE} -d $SCRATCH_DEV
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done
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# success, all done
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status=0
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exit
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