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#
31
32. $STF_SUITE/include/libtest.shlib
33. $STF_SUITE/tests/functional/replacement/replacement.cfg
34
35#
36# DESCRIPTION:
37# 	Detaching disks during I/O should pass for supported pools.
38#
39# STRATEGY:
40#	1. Create multidisk pools (stripe/mirror/raidz) and
41#	   start some random I/O
42#	2. Detach a disk from the pool.
43#	3. Verify the integrity of the file system and the resilvering.
44#
45
46verify_runnable "global"
47
48function cleanup
49{
50	if [[ -n "$child_pids" ]]; then
51		for wait_pid in $child_pids
52		do
53		        kill $wait_pid
54		done
55	fi
56
57	if poolexists $TESTPOOL1; then
58		destroy_pool $TESTPOOL1
59	fi
60
61	[[ -e $TESTDIR ]] && log_must rm -rf $TESTDIR/*
62}
63
64log_assert "Replacing a disk during I/O completes."
65
66options=""
67options_display="default options"
68
69log_onexit cleanup
70
71[[ -n "$HOLES_FILESIZE" ]] && options=" $options -f $HOLES_FILESIZE "
72
73[[ -n "$HOLES_BLKSIZE" ]] && options="$options -b $HOLES_BLKSIZE "
74
75[[ -n "$HOLES_COUNT" ]] && options="$options -c $HOLES_COUNT "
76
77[[ -n "$HOLES_SEED" ]] && options="$options -s $HOLES_SEED "
78
79[[ -n "$HOLES_FILEOFFSET" ]] && options="$options -o $HOLES_FILEOFFSET "
80
81ptions="$options -r "
82
83[[ -n "$options" ]] && options_display=$options
84
85child_pids=""
86
87function detach_test
88{
89	typeset -i iters=2
90	typeset -i index=0
91	typeset disk1=$1
92
93	typeset i=0
94	while [[ $i -lt $iters ]]; do
95		log_note "Invoking file_trunc with: $options_display"
96		file_trunc $options $TESTDIR/$TESTFILE.$i &
97		typeset pid=$!
98
99		sleep 1
100		if ! ps -p $pid > /dev/null 2>&1; then
101			log_fail "file_trunc $options $TESTDIR/$TESTFILE.$i"
102		fi
103
104		child_pids="$child_pids $pid"
105		((i = i + 1))
106	done
107
108	log_must zpool detach $TESTPOOL1 $disk1
109
110	sleep 10
111
112	for wait_pid in $child_pids
113	do
114		kill $wait_pid
115	done
116	child_pids=""
117
118        log_must zpool export $TESTPOOL1
119        log_must zpool import -d $TESTDIR $TESTPOOL1
120        log_must zfs umount $TESTPOOL1/$TESTFS1
121        log_must zdb -cdui $TESTPOOL1/$TESTFS1
122        log_must zfs mount $TESTPOOL1/$TESTFS1
123}
124
125specials_list=""
126i=0
127while [[ $i != 2 ]]; do
128	mkfile $MINVDEVSIZE $TESTDIR/$TESTFILE1.$i
129	specials_list="$specials_list $TESTDIR/$TESTFILE1.$i"
130
131	((i = i + 1))
132done
133
134create_pool $TESTPOOL1 mirror $specials_list
135log_must zfs create $TESTPOOL1/$TESTFS1
136log_must zfs set mountpoint=$TESTDIR1 $TESTPOOL1/$TESTFS1
137
138detach_test $TESTDIR/$TESTFILE1.1
139
140zpool iostat -v $TESTPOOL1 | grep "$TESTDIR/$TESTFILE1.1"
141if [[ $? -eq 0 ]]; then
142	log_fail "$TESTFILE1.1 should no longer be present."
143fi
144
145destroy_pool $TESTPOOL1
146
147log_note "Verify 'zpool detach' fails with non-mirrors."
148
149for type in "" "raidz" "raidz1" ; do
150	create_pool $TESTPOOL1 $type $specials_list
151	log_must zfs create $TESTPOOL1/$TESTFS1
152	log_must zfs set mountpoint=$TESTDIR1 $TESTPOOL1/$TESTFS1
153
154	log_mustnot zpool detach $TESTDIR/$TESTFILE1.1
155
156	zpool iostat -v $TESTPOOL1 | grep "$TESTDIR/$TESTFILE1.1"
157	if [[ $? -ne 0 ]]; then
158	        log_fail "$TESTFILE1.1 is not present."
159	fi
160
161	destroy_pool $TESTPOOL1
162done
163
164log_pass
165