From patchwork Wed Dec 27 14:06:04 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 13508593 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 94CC02F39; Mon, 1 Jan 2024 01:06:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gd8Z4DC5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 20FE0C433C7; Mon, 1 Jan 2024 01:06:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1704071165; bh=5zgyZ17a5IknhENhiiVxqRL6/XoLCEBBODZzNSJc0jc=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=gd8Z4DC57+ncwnmKSeAq+84Gb8ilAbeHKjEdFXMap+S11IJ47sahjCoFnAFXBdJ1a fOUUVrU5+HnfFMHLu9HlGSJjI+LnVmFi3iYJCvGaAkCdCU/Co/PZgxb7424KytjiMU IEg40o3eRxw/JM2pLlYQO7nvqcqM/qyepzg7H/AU3VrAf5xO+/UBt/ZaPeQpewah/j 6FLlBg8O/eUUy1oCLCK3oG89ECx4yCUxdo7slu2jQiKYkrMDWejcSEh4m4ikiBEN40 ou+OzS99kZgiAVwuzrCGBbX6STr19L8M4TO3eJy7FbeX8GnlL+VAowPoKtMCauRc7U EBZEgyT+SN4Jw== Date: Sun, 31 Dec 2023 17:06:04 +9900 Subject: [PATCH 3/3] xfs: regression testing of quota on the realtime device From: "Darrick J. Wong" To: djwong@kernel.org, zlang@redhat.com Cc: guan@eryu.me, linux-xfs@vger.kernel.org, fstests@vger.kernel.org Message-ID: <170405033158.1827880.14668210590480843609.stgit@frogsfrogsfrogs> In-Reply-To: <170405033118.1827880.4279631111094836504.stgit@frogsfrogsfrogs> References: <170405033118.1827880.4279631111094836504.stgit@frogsfrogsfrogs> User-Agent: StGit/0.19 Precedence: bulk X-Mailing-List: fstests@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Darrick J. Wong Make sure that quota accounting and enforcement work correctly for realtime volumes on XFS. Signed-off-by: Darrick J. Wong --- common/quota | 30 +++++++++ tests/xfs/1858 | 168 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/xfs/1858.out | 41 +++++++++++++ 3 files changed, 239 insertions(+) create mode 100755 tests/xfs/1858 create mode 100644 tests/xfs/1858.out diff --git a/common/quota b/common/quota index 06179eb8c8..da016896ac 100644 --- a/common/quota +++ b/common/quota @@ -117,6 +117,36 @@ _require_xfs_quota_acct_enabled() _notrun "$qtype: accounting not enabled on $fsname filesystem." } +# Decide if the mounted filesystem supports realtime quotas. +_require_rtquota() +{ + local dev="$1" + test -z "$dev" && dev="$TEST_DEV" + local rtdev="$2" + test -z "$rtdev" && rtdev="$TEST_RTDEV" + + test "$FSTYP" = "xfs" || \ + _notrun "Realtime quota only supported on xfs" + + [ -n "$XFS_QUOTA_PROG" ] || \ + _notrun "xfs_quota user tool not installed" + + $here/src/feature -q $dev || \ + _notrun "Installed kernel does not support XFS quotas" + + test -b "$rtdev" || \ + _notrun "No realtime device supplied?" + + test "$USE_EXTERNAL" = "yes" || \ + _notrun "Realtime requires USE_EXTERNAL='yes'" + + $here/src/feature -U $dev || \ + $here/src/feature -G $dev || \ + $here/src/feature -P $dev || \ + _notrun "Mounted rt filesystem does not have quotas enabled" + +} + # # checks that xfs_quota can operate on foreign (non-xfs) filesystems # Skips check on xfs filesystems, old xfs_quota is fine there. diff --git a/tests/xfs/1858 b/tests/xfs/1858 new file mode 100755 index 0000000000..12c9cb392a --- /dev/null +++ b/tests/xfs/1858 @@ -0,0 +1,168 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (c) 2022-2024 Oracle. All Rights Reserved. +# +# FS QA Test No. 1858 +# +# Functional testing for realtime quotas. + +. ./common/preamble +_begin_fstest auto quick quota realtime + +# Import common functions. +. ./common/quota +. ./common/filter + +# real QA test starts here +_supported_fs xfs +_require_test_program "punch-alternating" +_require_scratch +_require_user + +echo "Format filesystem" | tee -a $seqres.full +_scratch_mkfs > $seqres.full +_qmount_option 'usrquota' +_qmount +_require_rtquota $SCRATCH_DEV $SCRATCH_RTDEV + +# Make sure all our files are on the rt device +_xfs_force_bdev realtime $SCRATCH_MNT +chmod a+rwx $SCRATCH_MNT + +# Record rt geometry +bmbt_blksz=$(_get_block_size $SCRATCH_MNT) +file_blksz=$(_get_file_block_size $SCRATCH_MNT) +rextsize=$((file_blksz / bmbt_blksz)) +echo "bmbt_blksz $bmbt_blksz" >> $seqres.full +echo "file_blksz $file_blksz" >> $seqres.full +echo "rextsize $rextsize" >> $seqres.full + +note() { + echo -e "\n$*" | tee -a $seqres.full +} + +# Report on the user's block and rt block usage, soft limit, hard limit, and +# warning count for rt volumes +report_rtusage() { + local user="$1" + local timeout_arg="$2" + local print_timeout=0 + + test -z "$user" && user=$qa_user + test -n "$timeout_arg" && print_timeout=1 + + $XFS_QUOTA_PROG -c "quota -u -r -n -N $user" $SCRATCH_MNT | \ + sed -e 's/ days/_days/g' >> $seqres.full + + $XFS_QUOTA_PROG -c "quota -u -r -n -N $user" $SCRATCH_MNT | \ + sed -e 's/ days/_days/g' | \ + awk -v user=$user -v print_timeout=$print_timeout -v file_blksz=$file_blksz \ + '{printf("%s[real] %d %d %d %d %s\n", user, $2 * 1024 / file_blksz, $3 * 1024 / file_blksz, $4 * 1024 / file_blksz, $5, print_timeout ? $6 : "---");}' +} + +note "Write 128rx to root" +$XFS_IO_PROG -f -c "pwrite 0 $((128 * file_blksz))" $SCRATCH_MNT/file1 > /dev/null +chmod a+r $SCRATCH_MNT/file1 +sync +report_rtusage 0 + +note "Write 64rx to root, 4444, and 5555." +$XFS_IO_PROG -f -c "pwrite 0 $((64 * file_blksz))" $SCRATCH_MNT/file3.5555 > /dev/null +chown 5555 $SCRATCH_MNT/file3.5555 +$XFS_IO_PROG -f -c "pwrite 0 $((64 * file_blksz))" $SCRATCH_MNT/file3.4444 > /dev/null +chown 4444 $SCRATCH_MNT/file3.4444 +$XFS_IO_PROG -f -c "pwrite 0 $((64 * file_blksz))" $SCRATCH_MNT/file3 > /dev/null +sync +report_rtusage 0 +report_rtusage 4444 +report_rtusage 5555 + +note "Move 64rx from root to 5555" +chown 5555 $SCRATCH_MNT/file3 +report_rtusage 0 +report_rtusage 4444 +report_rtusage 5555 + +note "Move 64rx from 5555 to 4444" +chown 4444 $SCRATCH_MNT/file3 +report_rtusage 0 +report_rtusage 4444 +report_rtusage 5555 + +note "Set hard limit of 1024rx and check enforcement" +$XFS_QUOTA_PROG -x -c "limit -u rtbhard=$((1024 * file_blksz)) $qa_user" $SCRATCH_MNT +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite 0 $((2048 * file_blksz))' $SCRATCH_MNT/file2" +report_rtusage + +note "Set soft limit of 512rx and check timelimit enforcement" +rm -f $SCRATCH_MNT/file2 $SCRATCH_MNT/file2.1 +period=6 # seconds +$XFS_QUOTA_PROG -x -c "limit -u rtbsoft=$((512 * file_blksz)) rtbhard=0 $qa_user" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c "timer -u -r -d $period" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c 'state -u' $SCRATCH_MNT >> $seqres.full + +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite 0 $((512 * file_blksz))' $SCRATCH_MNT/file2" > /dev/null +report_rtusage + +overflow=$(date +%s) +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite -b $file_blksz 0 $file_blksz' $SCRATCH_MNT/file2.1" > /dev/null +report_rtusage +sleep $((period / 2)) +echo "Try again after $((period / 2))s" +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite -b $file_blksz $file_blksz $file_blksz' $SCRATCH_MNT/file2.1" > /dev/null +report_rtusage +sleep $period +echo "Try again after another ${period}s" +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite -b $file_blksz $((2 * file_blksz)) $file_blksz' $SCRATCH_MNT/file2.1" > /dev/null +report_rtusage + +note "Extend time limits and warnings" +rm -f $SCRATCH_MNT/file2 $SCRATCH_MNT/file2.1 +$XFS_QUOTA_PROG -x -c "limit -u rtbsoft=$((512 * file_blksz)) rtbhard=0 $qa_user" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c "timer -u -r -d 49h" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c 'state -u' $SCRATCH_MNT >> $seqres.full + +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite 0 $((512 * file_blksz))' $SCRATCH_MNT/file2" > /dev/null +report_rtusage $qa_user want_timeout + +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite -b $file_blksz 0 $file_blksz' $SCRATCH_MNT/file2.1" > /dev/null +report_rtusage $qa_user want_timeout + +$XFS_QUOTA_PROG -x -c "timer -u -r 73h $qa_user" $SCRATCH_MNT + +su $qa_user -c "$XFS_IO_PROG -f -c 'pwrite -b $file_blksz $file_blksz $file_blksz' $SCRATCH_MNT/file2.1" > /dev/null +report_rtusage $qa_user want_timeout + +note "Test quota applied to bmbt" + +# Testing quota enforcement for bmbt shape changes is tricky. The block +# reservation will be for enough blocks to handle the maximal btree split. +# This is (approximately) 9 blocks no matter the size of the existing extent +# map structure, so we set the hard limit to one more than this quantity. +# +# However, that means that we need to make a file of at least twice that size +# to ensure that we create enough extent records even in the rextsize==1 case +# where punching doesn't just create unwritten records. +# +# Unfortunately, it's very difficult to predict when exactly the EDQUOT will +# come down, so we just look for the error message. +extent_records=$(( (25 * bmbt_blksz) / 16)) +echo "extent_records $extent_records" >> $seqres.full + +rm -f $SCRATCH_MNT/file2 +$XFS_QUOTA_PROG -x -c "limit -u rtbsoft=0 rtbhard=0 $qa_user" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c "limit -u bhard=$((bmbt_blksz * 10)) bsoft=0 $qa_user" $SCRATCH_MNT +$XFS_QUOTA_PROG -x -c 'state -u' $SCRATCH_MNT >> $seqres.full +$XFS_IO_PROG -f -c "pwrite -S 0x58 -b 64m 0 $((extent_records * file_blksz))" $SCRATCH_MNT/file2 > /dev/null +sync +chown $qa_user $SCRATCH_MNT/file2 +$here/src/punch-alternating $SCRATCH_MNT/file2 2>&1 | _filter_scratch + +$XFS_QUOTA_PROG -c "quota -u -r -n -N $qa_user" -c "quota -u -b -n -N $qa_user" $SCRATCH_MNT >> $seqres.full +$XFS_IO_PROG -c "bmap -e -l -p -v" $SCRATCH_MNT/file2 >> $seqres.full + +# success, all done +$XFS_QUOTA_PROG -x -c 'report -a -u' -c 'report -a -u -r' $SCRATCH_MNT >> $seqres.full +ls -latr $SCRATCH_MNT >> $seqres.full +status=0 +exit diff --git a/tests/xfs/1858.out b/tests/xfs/1858.out new file mode 100644 index 0000000000..1edee3f422 --- /dev/null +++ b/tests/xfs/1858.out @@ -0,0 +1,41 @@ +QA output created by 1858 +Format filesystem + +Write 128rx to root +0[real] 128 0 0 0 --- + +Write 64rx to root, 4444, and 5555. +0[real] 192 0 0 0 --- +4444[real] 64 0 0 0 --- +5555[real] 64 0 0 0 --- + +Move 64rx from root to 5555 +0[real] 128 0 0 0 --- +4444[real] 64 0 0 0 --- +5555[real] 128 0 0 0 --- + +Move 64rx from 5555 to 4444 +0[real] 128 0 0 0 --- +4444[real] 128 0 0 0 --- +5555[real] 64 0 0 0 --- + +Set hard limit of 1024rx and check enforcement +pwrite: Disk quota exceeded +fsgqa[real] 1024 0 1024 0 --- + +Set soft limit of 512rx and check timelimit enforcement +fsgqa[real] 512 512 0 0 --- +fsgqa[real] 513 512 0 0 --- +Try again after 3s +fsgqa[real] 514 512 0 0 --- +Try again after another 6s +pwrite: Disk quota exceeded +fsgqa[real] 514 512 0 0 --- + +Extend time limits and warnings +fsgqa[real] 512 512 0 0 [--------] +fsgqa[real] 513 512 0 0 [2_days] +fsgqa[real] 514 512 0 0 [3_days] + +Test quota applied to bmbt +SCRATCH_MNT/file2: Disk quota exceeded