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 https://opensource.org/licenses/CDDL-1.0.
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#
31
32. $STF_SUITE/include/libtest.shlib
33. $STF_SUITE/tests/functional/inuse/inuse.cfg
34
35#
36# DESCRIPTION:
37# ZFS will not interfere with devices that are in use by dumpadm.
38#
39# STRATEGY:
40# 1. Create crash dump device using 'dumpadm'
41# 2. Try to create a ZFS pool using the 'dumpadm' crash dump device.
42#
43
44verify_runnable "global"
45
46function cleanup
47{
48	#
49	# Remove dump device.
50	#
51	if [[ -n $PREVDUMPDEV ]]; then
52		log_must eval "dumpadm -u -d $PREVDUMPDEV > /dev/null"
53	fi
54
55	destroy_pool $TESTPOOL
56}
57
58log_assert "Ensure ZFS cannot use a device designated as a dump device"
59
60log_onexit cleanup
61
62typeset dumpdev=""
63
64PREVDUMPDEV=`dumpadm | awk '/Dump device/ {print $3}'`
65
66log_note "Zero $FS_DISK0"
67log_must cleanup_devices $FS_DISK0
68
69log_note "Configuring $rawdisk0 as dump device"
70log_must eval "dumpadm -d $rawdisk0 > /dev/null"
71
72log_note "Confirm that dump device has been setup"
73dumpdev=`dumpadm | awk '/Dump device/ {print $3}'`
74[[ -z "$dumpdev" ]] && log_untested "No dump device has been configured"
75
76[[ "$dumpdev" != "$rawdisk0" ]] && \
77    log_untested "Dump device has not been configured to $rawdisk0"
78
79log_note "Attempt to zpool the dump device"
80unset NOINUSE_CHECK
81log_mustnot zpool create $TESTPOOL "$rawdisk0"
82log_mustnot poolexists $TESTPOOL
83
84log_pass "Unable to zpool a device in use by dumpadm"
85