Mercurial > illumos > illumos-gate
view usr/src/test/zfs-tests/tests/functional/nopwrite/nopwrite_promoted_clone.ksh @ 13899:0bcf78798346
3311 Want a test framework for arbitrary OS unit tests
3312 Add a testrunner package for OS unit tests
3313 Add a testrunner package to convert ZFS tests from STF
Reviewed by: Matt Ahrens <matthew.ahrens@delphix.com>
Reviewed by: Will Guyette <will.guyette@delphix.com>
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Henrik Mattson <henrik.mattson@delphix.com>
Reviewed by: Sonu Pillai <sonu.pillai@delphix.com>
Reviewed by: Christopher Siden <chris.siden@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Approved by: Richard Lowe <richlowe@richlowe.net>
author | John Wren Kennedy <john.kennedy@delphix.com> |
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date | Wed, 05 Dec 2012 22:04:50 -0500 |
parents | |
children |
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#!/usr/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 by Delphix. All rights reserved. # . $STF_SUITE/include/libtest.shlib . $STF_SUITE/tests/functional/nopwrite/nopwrite.shlib # # Description: # Verify that nopwrite still works for a dataset that becomes a clone via # promotion. # # Strategy: # 1. Create a clone suitable for nopwrite. # 2. Disable compression and checksum on the clone, and promote it. # 3. Overwrite the file in the clone (former origin fs) and verify it # consumes no additional space. # verify_runnable "global" origin="$TESTPOOL/$TESTFS" log_onexit cleanup function cleanup { datasetexists $origin && log_must $ZFS destroy -R $TESTPOOL/clone log_must $ZFS create -o mountpoint=$TESTDIR $origin } log_assert "nopwrite works on a dataset that becomes a clone via promotion." 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 $TESTPOOL/clone log_must $ZFS set compress=off $TESTPOOL/clone log_must $ZFS set checksum=off $TESTPOOL/clone log_must $ZFS promote $TESTPOOL/clone $DD if=/$TESTPOOL/clone/file of=/$TESTDIR/file bs=1024k count=$MEGS \ conv=notrunc >/dev/null 2>&1 || log_fail "dd failed." log_must verify_nopwrite $TESTPOOL/clone $TESTPOOL/clone@a $origin log_pass "nopwrite works on a dataset that becomes a clone via promotion."