1#! /usr/bin/ksh -p 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22 23# 24# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28# 29# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30# Copyright 2016 Nexenta Systems, Inc. 31# 32 33. $STF_SUITE/include/libtest.shlib 34. $STF_SUITE/tests/functional/zvol/zvol_common.shlib 35 36# 37# DESCRIPTION: 38# Verify the ability to take snapshots of zvols used as dump or swap. 39# 40# STRATEGY: 41# 1. Create a ZFS volume 42# 2. Set the volume as dump or swap 43# 3. Verify creating a snapshot of the zvol succeeds. 44# 45 46verify_runnable "global" 47 48volsize=$(zfs get -H -o value volsize $TESTPOOL/$TESTVOL) 49 50function cleanup 51{ 52 typeset dumpdev=$(get_dumpdevice) 53 if [[ $dumpdev != $savedumpdev ]] ; then 54 safe_dumpadm $savedumpdev 55 fi 56 57 swap -l | grep -w $voldev > /dev/null 2>&1 58 if (( $? == 0 )); then 59 log_must swap -d $voldev 60 fi 61 62 typeset snap 63 for snap in snap0 snap1 ; do 64 if datasetexists $TESTPOOL/$TESTVOL@$snap ; then 65 log_must zfs destroy $TESTPOOL/$TESTVOL@$snap 66 fi 67 done 68 zfs set volsize=$volsize $TESTPOOL/$TESTVOL 69} 70 71function verify_snapshot 72{ 73 typeset volume=$1 74 75 log_must zfs snapshot $volume@snap0 76 log_must zfs snapshot $volume@snap1 77 log_must datasetexists $volume@snap0 $volume@snap1 78 79 log_must zfs destroy $volume@snap1 80 log_must zfs snapshot $volume@snap1 81 82 log_mustnot zfs rollback -r $volume@snap0 83 log_must datasetexists $volume@snap0 84 85 log_must zfs destroy -r $volume@snap0 86} 87 88log_assert "Verify the ability to take snapshots of zvols used as dump or swap." 89log_onexit cleanup 90 91voldev=/dev/zvol/dsk/$TESTPOOL/$TESTVOL 92savedumpdev=$(get_dumpdevice) 93 94# create snapshot over dump zvol 95safe_dumpadm $voldev 96log_must is_zvol_dumpified $TESTPOOL/$TESTVOL 97 98verify_snapshot $TESTPOOL/$TESTVOL 99 100safe_dumpadm $savedumpdev 101log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL 102 103# create snapshot over swap zvol 104 105log_must swap -a $voldev 106log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL 107 108verify_snapshot $TESTPOOL/$TESTVOL 109 110log_must swap -d $voldev 111log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL 112 113log_pass "Creating snapshots from dump/swap zvols succeeds." 114