1#
2# CDDL HEADER START
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4# The contents of this file are subject to the terms of the
5# Common Development and Distribution License (the "License").
6# You may not use this file except in compliance with the License.
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9# or http://www.opensolaris.org/os/licensing.
10# See the License for the specific language governing permissions
11# and limitations under the License.
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14# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15# If applicable, add the following below this CDDL HEADER, with the
16# fields enclosed by brackets "[]" replaced with your own identifying
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19# CDDL HEADER END
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21
22#
23# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24# Use is subject to license terms.
25#
26
27#
28# Copyright (c) 2013 by Delphix. All rights reserved.
29#
30
31. $STF_SUITE/include/libtest.shlib
32. $STF_SUITE/tests/functional/zvol/zvol.cfg
33
34#
35# Create a simple zvol volume
36#
37# Where disk_device: is the name of the disk to be used
38#       volume_size: is the size of the volume, e.g. 2G
39#
40function default_zvol_setup # disk_device volume_size
41{
42        typeset disk=$1
43        typeset size=$2
44	typeset savedumpdev
45	typeset -i output
46
47        create_pool $TESTPOOL "$disk"
48
49        log_must $ZFS create -V $size $TESTPOOL/$TESTVOL
50
51	set_dumpsize $TESTPOOL/$TESTVOL
52}
53
54#
55# Destroy the default zvol which was setup using
56# default_zvol_setup().
57#
58function default_zvol_cleanup
59{
60        if datasetexists $TESTPOOL/$TESTVOL ; then
61		log_must $ZFS destroy $TESTPOOL/$TESTVOL
62	fi
63
64        destroy_pool $TESTPOOL
65}
66
67function get_dumpdevice
68{
69	typeset ret=$($DUMPADM | $GREP "Dump device:" | $AWK '{print $3}')
70	echo $ret
71}
72
73function set_dumpsize
74{
75	typeset volume=$1
76
77	if [[ -z $volume ]] ; then
78		log_note "No volume specified."
79		return 1
80	fi
81
82	log_must $ZFS set volsize=64m $volume
83
84	output=$($DUMPADM -d /dev/zvol/dsk/$volume 2>&1 | \
85			$TAIL -1 | $AWK '{print $3}')
86
87	if [[ -n $output ]]; then
88		(( output = output / 1024 / 1024 ))
89		(( output = output + output / 5 ))
90		log_must $ZFS set volsize=${output}m $volume
91	fi
92	return 0
93}
94
95function safe_dumpadm
96{
97	typeset device=$1
98
99	if [[ -z $device || $device == "none" ]] ; then
100		log_note "No dump device volume specified."
101		return 1
102	fi
103	if [[ $device == "/dev/zvol/dsk/"* ]] ; then
104		typeset volume=${device#/dev/zvol/dsk/}
105		set_dumpsize $volume
106		log_must $DUMPADM -d $device
107	else
108		log_must $SWAPADD
109		if ! is_swap_inuse $device ; then
110			log_must $SWAP -a $device
111		fi
112		log_must $DUMPADM -d swap
113	fi
114}
115
116function is_zvol_dumpified
117{
118	typeset volume=$1
119
120	if [[ -z $volume ]] ; then
121		log_note "No volume specified."
122		return 1
123	fi
124
125	$ZDB -dddd $volume 2 | $GREP "dumpsize" > /dev/null 2>&1
126	return $?
127}
128
129function is_swap_inuse
130{
131	typeset device=$1
132
133	if [[ -z $device ]] ; then
134		log_note "No device specified."
135		return 1
136	fi
137
138	$SWAP -l | $GREP -w $device > /dev/null 2>&1
139	return $?
140}
141