[mirror_zfs.git] / tests / zfs-tests / tests / functional / zvol / zvol_misc / zvol_misc_004_pos.ksh

#!/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, 2015 by Delphix. All rights reserved.
#

. $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"

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."
Commit	Line	Data
6bb24f4d BB	1	#!/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	#
3d3fe9f9	29	# Copyright (c) 2013, 2015 by Delphix. All rights reserved.
6bb24f4d BB	30	#
	31
	32	. $STF_SUITE/include/libtest.shlib
	33	. $STF_SUITE/tests/functional/zvol/zvol_common.shlib
	34
	35	#
	36	# DESCRIPTION:
	37	# Verify the ability to take snapshots of zvols used as dump or swap.
	38	#
	39	# STRATEGY:
	40	# 1. Create a ZFS volume
	41	# 2. Set the volume as dump or swap
	42	# 3. Verify creating a snapshot of the zvol succeeds.
	43	#
	44
	45	verify_runnable "global"
	46
3d3fe9f9 MA	47	volsize=$($ZFS get -H -o value volsize $TESTPOOL/$TESTVOL)
3d3fe9f9 MA	48
6bb24f4d BB	49	function cleanup
	50	{
	51	typeset dumpdev=$(get_dumpdevice)
	52	if [[ $dumpdev != $savedumpdev ]] ; then
	53	safe_dumpadm $savedumpdev
	54	fi
	55
	56	$SWAP -l \| $GREP -w $voldev > /dev/null 2>&1
	57	if (( $? == 0 )); then
	58	log_must $SWAP -d $voldev
	59	fi
	60
	61	typeset snap
	62	for snap in snap0 snap1 ; do
	63	if datasetexists $TESTPOOL/$TESTVOL@$snap ; then
	64	log_must $ZFS destroy $TESTPOOL/$TESTVOL@$snap
	65	fi
	66	done
3d3fe9f9	67	$ZFS set volsize=$volsize $TESTPOOL/$TESTVOL
6bb24f4d BB	68	}
	69
	70	function verify_snapshot
	71	{
	72	typeset volume=$1
	73
	74	log_must $ZFS snapshot $volume@snap0
	75	log_must $ZFS snapshot $volume@snap1
	76	log_must datasetexists $volume@snap0 $volume@snap1
	77
	78	log_must $ZFS destroy $volume@snap1
	79	log_must $ZFS snapshot $volume@snap1
	80
	81	log_mustnot $ZFS rollback -r $volume@snap0
	82	log_must datasetexists $volume@snap0
	83
	84	log_must $ZFS destroy -r $volume@snap0
	85	}
	86
	87	log_assert "Verify the ability to take snapshots of zvols used as dump or swap."
	88	log_onexit cleanup
	89
	90	voldev=${ZVOL_DEVDIR}/$TESTPOOL/$TESTVOL
	91	savedumpdev=$(get_dumpdevice)
	92
	93	# create snapshot over dump zvol
	94	safe_dumpadm $voldev
	95	log_must is_zvol_dumpified $TESTPOOL/$TESTVOL
	96
	97	verify_snapshot $TESTPOOL/$TESTVOL
	98
	99	safe_dumpadm $savedumpdev
	100	log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL
	101
	102	# create snapshot over swap zvol
	103
	104	log_must $SWAP -a $voldev
	105	log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL
	106
	107	verify_snapshot $TESTPOOL/$TESTVOL
	108
	109	log_must $SWAP -d $voldev
	110	log_mustnot is_zvol_dumpified $TESTPOOL/$TESTVOL
	111
	112	log_pass "Creating snapshots from dump/swap zvols succeeds."