| #!/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) 2013, 2016 by Delphix. All rights reserved. |
| # Copyright 2016 Nexenta Systems, Inc. |
| # |
| |
| . $STF_SUITE/include/libtest.shlib |
| . $STF_SUITE/tests/functional/zvol/zvol_common.shlib |
| |
| # |
| # DESCRIPTION: |
| # Verify the ability to take snapshots of zvols used as dump or swap. |
| # |
| # STRATEGY: |
| # 1. Create a ZFS volume |
| # 2. Set the volume as dump or swap |
| # 3. Verify creating a snapshot of the zvol succeeds. |
| # |
| |
| verify_runnable "global" |
| |
| if ! $(is_physical_device $DISKS) ; then |
| log_unsupported "This directory cannot be run on raw files." |
| fi |
| |
| volsize=$(zfs get -H -o value volsize $TESTPOOL/$TESTVOL) |
| |
| function cleanup |
| { |
| typeset dumpdev=$(get_dumpdevice) |
| if [[ $dumpdev != $savedumpdev ]] ; then |
| safe_dumpadm $savedumpdev |
| fi |
| |
| swap -l | grep -w $voldev > /dev/null 2>&1 |
| if (( $? == 0 )); then |
| log_must swap -d $voldev |
| fi |
| |
| typeset snap |
| for snap in snap0 snap1 ; do |
| if datasetexists $TESTPOOL/$TESTVOL@$snap ; then |
| log_must zfs destroy $TESTPOOL/$TESTVOL@$snap |
| fi |
| done |
| zfs set volsize=$volsize $TESTPOOL/$TESTVOL |
| } |
| |
| function verify_snapshot |
| { |
| typeset volume=$1 |
| |
| log_must zfs snapshot $volume@snap0 |
| log_must zfs snapshot $volume@snap1 |
| log_must datasetexists $volume@snap0 $volume@snap1 |
| |
| log_must zfs destroy $volume@snap1 |
| log_must zfs snapshot $volume@snap1 |
| |
| log_mustnot zfs rollback -r $volume@snap0 |
| log_must datasetexists $volume@snap0 |
| |
| log_must zfs destroy -r $volume@snap0 |
| } |
| |
| log_assert "Verify the ability to take snapshots of zvols used as dump or swap." |
| log_onexit cleanup |
| |
| voldev=${ZVOL_DEVDIR}/$TESTPOOL/$TESTVOL |
| savedumpdev=$(get_dumpdevice) |
| |
| # create snapshot over dump zvol |
| safe_dumpadm $voldev |
| log_must is_zvol_dumpified $TESTPOOL/$TESTVOL |
| |
| verify_snapshot $TESTPOOL/$TESTVOL |
| |
| safe_dumpadm $savedumpdev |
| log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL |
| |
| # create snapshot over swap zvol |
| |
| log_must swap -a $voldev |
| log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL |
| |
| verify_snapshot $TESTPOOL/$TESTVOL |
| |
| log_must swap -d $voldev |
| log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL |
| |
| log_pass "Creating snapshots from dump/swap zvols succeeds." |