From 4b315c2285a36b23243cd9edb4229db98a2b5942 Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Thu, 20 Feb 2025 13:47:10 -0800 Subject: [PATCH] common: test statfs reporting with project quota Create a test to check that statfs on a directory tree with a project quota will report the quota limit and available blocks; and that the available blocks reported doesn't exceed that of the whole filesystem. Signed-off-by: "Darrick J. Wong" Reviewed-by: Christoph Hellwig Signed-off-by: Zorro Lang --- tests/generic/762 | 114 ++++++++++++++++++++++++++++++++++++++++++ tests/generic/762.out | 13 +++++ 2 files changed, 127 insertions(+) create mode 100755 tests/generic/762 create mode 100644 tests/generic/762.out diff --git a/tests/generic/762 b/tests/generic/762 new file mode 100755 index 00000000..e3a01de8 --- /dev/null +++ b/tests/generic/762 @@ -0,0 +1,114 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2024-2025 Oracle. All Rights Reserved. +# +# FS QA Test No. 762 +# +# Make sure that statfs reporting works when project quotas are set on a +# directory tree. +# +. ./common/preamble +_begin_fstest auto quota prealloc + +_fixed_by_git_commit kernel XXXXXXXXXXXXXX \ + "xfs: don't over-report free space or inodes in statvfs" + +. ./common/filter +. ./common/quota + +_require_quota +_require_scratch +_require_xfs_io_command 'chproj' +_require_xfs_io_command "falloc" + +_scratch_mkfs >$seqres.full 2>&1 +_scratch_enable_pquota +_qmount_option "prjquota" +_qmount +_force_vfs_quota_testing $SCRATCH_MNT +_require_prjquota $SCRATCH_DEV + +mkdir $SCRATCH_MNT/dir + +bsize() { + $XFS_IO_PROG -c 'statfs' $1 | grep f_bsize | awk '{print $3}' +} + +blocks() { + $XFS_IO_PROG -c 'statfs' $1 | grep f_blocks | awk '{print $3}' +} + +bavail() { + $XFS_IO_PROG -c 'statfs' $1 | grep f_bavail | awk '{print $3}' +} + +bsize=$(bsize $SCRATCH_MNT) +orig_bavail=$(bavail $SCRATCH_MNT) +orig_blocks=$(blocks $SCRATCH_MNT) + +# Set a project quota limit of half the free space, make sure both report the +# same number of blocks +pquot_limit=$(( orig_bavail / 2 )) +setquota -P 55 0 $((pquot_limit * bsize / 1024))K 0 0 $SCRATCH_DEV +$XFS_IO_PROG -c 'chproj 55' -c 'chattr +P' $SCRATCH_MNT/dir + +# check statfs reporting +fs_blocks=$(blocks $SCRATCH_MNT) +dir_blocks=$(blocks $SCRATCH_MNT/dir) + +_within_tolerance "root blocks1" $fs_blocks $orig_blocks 1% -v +_within_tolerance "dir blocks1" $dir_blocks $pquot_limit 1% -v + +fs_bavail=$(bavail $SCRATCH_MNT) +expected_dir_bavail=$pquot_limit +dir_bavail=$(bavail $SCRATCH_MNT/dir) + +_within_tolerance "root bavail1" $fs_bavail $orig_bavail 1% -v +_within_tolerance "dir bavail1" $dir_bavail $expected_dir_bavail 1% -v + +# use up most of the free space in the filesystem +rem_free=$(( orig_bavail / 10 )) # bsize blocks +fallocate -l $(( (orig_bavail - rem_free) * bsize )) $SCRATCH_MNT/a + +if [ $rem_free -gt $pquot_limit ]; then + echo "rem_free $rem_free greater than pquot_limit $pquot_limit??" +fi + +# check statfs reporting +fs_blocks=$(blocks $SCRATCH_MNT) +dir_blocks=$(blocks $SCRATCH_MNT/dir) + +_within_tolerance "root blocks2" $fs_blocks $orig_blocks 1% -v +_within_tolerance "dir blocks2" $dir_blocks $pquot_limit 1% -v + +fs_bavail=$(bavail $SCRATCH_MNT) +dir_bavail=$(bavail $SCRATCH_MNT/dir) + +_within_tolerance "root bavail2" $fs_bavail $rem_free 1% -v +_within_tolerance "dir bavail2" $dir_bavail $rem_free 1% -v + +# use up 10 blocks of project quota +$XFS_IO_PROG -f -c "pwrite -S 0x99 0 $((bsize * 10))" -c fsync $SCRATCH_MNT/dir/a >> $seqres.full + +# check statfs reporting +fs_blocks=$(blocks $SCRATCH_MNT) +dir_blocks=$(blocks $SCRATCH_MNT/dir) + +_within_tolerance "root blocks3" $fs_blocks $orig_blocks 1% -v +_within_tolerance "dir blocks3" $dir_blocks $pquot_limit 1% -v + +fs_bavail=$(bavail $SCRATCH_MNT) +dir_bavail=$(bavail $SCRATCH_MNT/dir) + +_within_tolerance "root bavail3" $fs_bavail $rem_free 1% -v +_within_tolerance "dir bavail3" $dir_bavail $((rem_free - 10)) 1% -v + +# final state diagnostics +$XFS_IO_PROG -c 'statfs' $SCRATCH_MNT $SCRATCH_MNT/dir | grep statfs >> $seqres.full +repquota -P $SCRATCH_DEV >> $seqres.full +df $SCRATCH_MNT >> $seqres.full +ls -laR $SCRATCH_MNT/ >> $seqres.full + +# success, all done +status=0 +exit diff --git a/tests/generic/762.out b/tests/generic/762.out new file mode 100644 index 00000000..d3f8335e --- /dev/null +++ b/tests/generic/762.out @@ -0,0 +1,13 @@ +QA output created by 762 +root blocks1 is in range +dir blocks1 is in range +root bavail1 is in range +dir bavail1 is in range +root blocks2 is in range +dir blocks2 is in range +root bavail2 is in range +dir bavail2 is in range +root blocks3 is in range +dir blocks3 is in range +root bavail3 is in range +dir bavail3 is in range -- 2.47.3