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|
#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2011 SGI. All Rights Reserved.
#
# FS QA Test No. 386
#
# This test checks the project quota values reported by the quota
# "df" and "report" subcommands to ensure they match what they
# should be. There was a bug (fixed by xfsprogs commit 7cb2d41b)
# where the values reported were double what they should have been.
#
# SGI PV 1015651
#
. ./common/preamble
_begin_fstest auto quick quota
my_projects=$tmp.projects
my_projid=$tmp.projid
proj_name=test_project
proj_num=1
qlimit_meg=500 # 500M limit imposed = 500 * 1024 * 1024 bytes
# Import common functions.
. ./common/filter
. ./common/quota
echo "Silence is golden."
# real QA test starts here
proj_dir="$SCRATCH_MNT/test"
# Modify as appropriate.
_supported_fs generic
_require_quota
_require_xfs_quota_foreign
_require_scratch
# Make sure the hard limits reported are what was set.
# It is entirely too clever...
# It exploits the fact that we've set the soft and hard limits to
# the same value, and as a result the value in the second field in
# both the "df" and the "report" output. For "report", the line we're
# interested in contains our project name in the first field. For "df"
# it contains our project directory in the last field.
# But if the device name is too long, the "df" output is broke into two
# lines, the second field is not correct, so take $(NF-4) of "df"
_filter_quota_rpt() {
awk '
BEGIN {
proj_name = "'${proj_name}'";
proj_dir = "'${proj_dir}'";
qlimit_meg = '${qlimit_meg}';
qlimit = qlimit_meg * 1024 * 1024;
}
# This function parses the human-readable values produced
# by xfs_quota output
function byte_size(value, result) {
result = strtonum(value);
unit = value;
gsub("[0-9][0-9]*", "", unit);
shift = index("KMGTPE", unit);
while (shift--)
result *= 1024;
return result;
}
{
if ($1 ~ proj_name) {
# this is the "report" output
bsize = byte_size($4);
} else if ($NF ~ proj_dir) {
# this is the "df" output
bsize = byte_size($(NF-4));
} else {
next;
}
if (bsize != qlimit)
printf("hard limit %d bytes, expected %d\n",
bsize, qlimit);
}
'
}
_quota_cmd() {
$XFS_QUOTA_PROG -P "$my_projid" -D "$my_projects" -x \
-c "$@" "$SCRATCH_MNT"
}
# Set up--mount scratch and create the project directory
echo $proj_name:$proj_num > "$my_projid"
echo $proj_num:$proj_dir > "$my_projects"
_scratch_mkfs >> "$seqres.full" 2>&1
_scratch_enable_pquota
_qmount_option "prjquota"
_qmount
_require_prjquota $SCRATCH_DEV
mkdir -p "${proj_dir}"
# Setup the project quota directory
_quota_cmd "project -s ${proj_name}" >> "$seqres.full" 2>&1
# Assign block quota limits
_quota_cmd "limit -p bhard=${qlimit_meg}m bsoft=${qlimit_meg}m ${proj_name}" \
2>> "$seqres.full" 1>&2
# See what gets reported
_quota_cmd "report" | _filter_quota_rpt 2>> "$seqres.full"
_quota_cmd "df" | _filter_quota_rpt 2>> "$seqres.full"
# This time using "human readable" output
_quota_cmd "report -h" | _filter_quota_rpt 2>> "$seqres.full"
_quota_cmd "df -h" | _filter_quota_rpt 2>> "$seqres.full"
# Clean up
rm -rf "$proj_dir"
_scratch_unmount
status=0 # success, all done
|
