mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2026-01-25 10:12:13 +03:00
eb9098ed47
Sponsored-by: https://despairlabs.com/sponsor/ Signed-off-by: Rob Norris <robn@despairlabs.com> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
73 lines
2.5 KiB
Bash
Executable File
73 lines
2.5 KiB
Bash
Executable File
#!/bin/ksh
|
|
# SPDX-License-Identifier: CDDL-1.0
|
|
|
|
#
|
|
# This file and its contents are supplied under the terms of the
|
|
# Common Development and Distribution License ("CDDL"), version 1.0.
|
|
# You may only use this file in accordance with the terms of version
|
|
# 1.0 of the CDDL.
|
|
#
|
|
# A full copy of the text of the CDDL should have accompanied this
|
|
# source. A copy of the CDDL is also available via the Internet at
|
|
# http://www.illumos.org/license/CDDL.
|
|
#
|
|
|
|
#
|
|
# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
|
|
#
|
|
|
|
. $STF_SUITE/include/libtest.shlib
|
|
. $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib
|
|
|
|
#
|
|
# Description:
|
|
# Verify that nopwrite is not enabled if the copies property changes
|
|
#
|
|
# Strategy:
|
|
# 1. Create a clone with copies set higher than the origin fs
|
|
# 2. Verify that nopwrite is in use.
|
|
# 3. Repeat with the number of copies decreased.
|
|
#
|
|
|
|
verify_runnable "global"
|
|
origin="$TESTPOOL/$TESTFS"
|
|
log_onexit cleanup
|
|
|
|
function cleanup
|
|
{
|
|
datasetexists $origin && destroy_dataset $origin -R
|
|
log_must zfs create -o mountpoint=$TESTDIR $origin
|
|
}
|
|
|
|
log_assert "nopwrite requires copies property to remain constant"
|
|
|
|
# Verify nopwrite is disabled with increased redundancy
|
|
log_must zfs set compress=on $origin
|
|
log_must zfs set checksum=sha256 $origin
|
|
dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
|
|
>/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
|
|
zfs snapshot $origin@a || log_fail "zfs snap failed"
|
|
log_must zfs clone $origin@a $origin/clone
|
|
zfs set copies=3 $origin/clone
|
|
dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
|
|
conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
|
|
log_mustnot verify_nopwrite $origin $origin@a $origin/clone
|
|
|
|
# Verify nopwrite is disabled with decreased redundancy
|
|
zfs destroy -R $origin || log_fail "Couldn't destroy $origin"
|
|
zfs create -o mountpoint=$TESTDIR $origin || \
|
|
log_fail "Couldn't recreate $origin"
|
|
log_must zfs set compress=on $origin
|
|
log_must zfs set copies=3 $origin
|
|
log_must zfs set checksum=sha256 $origin
|
|
dd if=/dev/urandom of=$TESTDIR/file bs=1024k count=$MEGS conv=notrunc \
|
|
>/dev/null 2>&1 || log_fail "dd into $TESTDIR/file failed."
|
|
zfs snapshot $origin@a || log_fail "zfs snap failed"
|
|
log_must zfs clone $origin@a $origin/clone
|
|
zfs set copies=1 $origin/clone
|
|
dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
|
|
conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."
|
|
log_mustnot verify_nopwrite $origin $origin@a $origin/clone
|
|
|
|
log_pass "nopwrite requires copies property to remain constant"
|