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#!/bin/ksh -p
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright 2008 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#
# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
#
#
# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
#
. $STF_SUITE/include/libtest.shlib
. $STF_SUITE/tests/functional/xattr/xattr_common.kshlib
#
# DESCRIPTION:
# xattr file sizes count towards normal disk usage
#
# STRATEGY:
# 1. Create a file, and check pool and filesystem usage
# 2. Create a 200mb xattr in that file
# 3. Check pool and filesystem usage, to ensure it reflects the size
# of the xattr
#
function cleanup {
log_must rm $TESTDIR/myfile.$$
if is_freebsd; then
log_must rm /tmp/xattr.$$
fi
}
function get_pool_size {
poolname=$1
psize=$(zpool list -H -o allocated $poolname)
if [[ $psize == *[mM] ]]
then
returnvalue=$(echo $psize | sed -e 's/m//g' -e 's/M//g')
returnvalue=$((returnvalue * 1024))
else
returnvalue=$(echo $psize | sed -e 's/k//g' -e 's/K//g')
fi
echo $returnvalue
}
log_assert "xattr file sizes count towards normal disk usage"
log_onexit cleanup
log_must touch $TESTDIR/myfile.$$
POOL_SIZE=0
NEW_POOL_SIZE=0
if is_global_zone
then
# get pool and filesystem sizes. Since we're starting with an empty
# pool, the usage should be small - a few k.
POOL_SIZE=$(get_pool_size $TESTPOOL)
fi
FS_SIZE=$(zfs get -p -H -o value used $TESTPOOL/$TESTFS)
if is_freebsd; then
# FreeBSD setextattr has awful scaling with respect to input size.
# It reallocs after every 1024 bytes. For now we'll just break up
# the 200MB into 10 20MB attributes, but this test could be revisited
# if someone cared about large extattrs and improves setextattr -i.
log_must mkfile 20m /tmp/xattr.$$
for i in {0..10}; do
log_must eval "set_xattr_stdin xattr$i $TESTDIR/myfile.$$ \
< /tmp/xattr.$$"
done
elif is_linux; then
# Linux setxattr() syscalls limits individual xattrs to 64k. Create
# 100 files, with 128 xattrs each of size 16k. 100*128*16k=200m
log_must xattrtest -k -f 100 -x 128 -s 16384 -p $TESTDIR
else
log_must runat $TESTDIR/myfile.$$ mkfile 200m xattr
fi
#Make sure the newly created file is counted into zpool usage
sync_pool
# now check to see if our pool disk usage has increased
if is_global_zone
then
NEW_POOL_SIZE=$(get_pool_size $TESTPOOL)
(($NEW_POOL_SIZE <= $POOL_SIZE)) && \
log_fail "The new pool size $NEW_POOL_SIZE was less \
than or equal to the old pool size $POOL_SIZE."
fi
# also make sure our filesystem usage has increased
NEW_FS_SIZE=$(zfs get -p -H -o value used $TESTPOOL/$TESTFS)
(($NEW_FS_SIZE <= $FS_SIZE)) && \
log_fail "The new filesystem size $NEW_FS_SIZE was less \
than or equal to the old filesystem size $FS_SIZE."
log_pass "xattr file sizes count towards normal disk usage"
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