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Current Path: /usr/src/sys/contrib/openzfs/tests/zfs-tests/tests/functional/nopwrite

usr / src / sys / contrib / openzfs / tests / zfs-tests / tests / functional / nopwrite /

📁 ..
📄 Makefile.am(365 B)
📄 cleanup.ksh(528 B)
📄 nopwrite.shlib(1.92 KB)
📄 nopwrite_copies.ksh(2.45 KB)
📄 nopwrite_mtime.ksh(2.81 KB)
📄 nopwrite_negative.ksh(3.51 KB)
📄 nopwrite_promoted_clone.ksh(1.86 KB)
📄 nopwrite_recsize.ksh(1.77 KB)
📄 nopwrite_sync.ksh(1.59 KB)
📄 nopwrite_varying_compression.ksh(2.2 KB)
📄 nopwrite_volume.ksh(1.7 KB)
📄 setup.ksh(614 B)

Editing: nopwrite_sync.ksh

#!/bin/ksh

#
# 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 works for sync writes
#
# Strategy:
# 1. Create an origin fs with compression and sha256.
# 2. Clone origin such that it inherits the properties.
# 3. Use dd with the sync flag to test the sync write path.
#

verify_runnable "global"
origin="$TESTPOOL/$TESTFS"
log_onexit cleanup

function cleanup
{
	datasetexists $origin && log_must zfs destroy -R $origin
	log_must zfs create -o mountpoint=$TESTDIR $origin
}

log_assert "nopwrite works for sync writes"

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 oflag=sync \
    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

dd if=/$TESTDIR/file of=/$TESTDIR/clone/file bs=1024k count=$MEGS \
    oflag=sync conv=notrunc >/dev/null 2>&1 || log_fail "dd failed."

log_must verify_nopwrite $origin $origin@a $origin/clone

log_pass "nopwrite works for sync writes"

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Editing: nopwrite_sync.ksh

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