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. $STF_SUITE/tests/functional/replacement/replacement.cfg
34
35#
36# DESCRIPTION:
37# 	Detaching disks during I/O should pass for supported pools.
38#
39# STRATEGY:
40#	1. Create multidisk pools (stripe/mirror/raidz/draid) and
41#	   start some random I/O
42#	2. Detach a disk from the pool.
43#	3. Verify the integrity of the file system and the resilvering.
44#
45
46verify_runnable "global"
47
48function cleanup
49{
50	if [[ -n "$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
101		child_pids="$child_pids $pid"
102		((i = i + 1))
103	done
104
105	log_must zpool detach $TESTPOOL1 $disk1
106
107	sleep 10
108
109	for wait_pid in $child_pids
110	do
111		kill $wait_pid
112	done
113	child_pids=""
114
115        log_must zpool export $TESTPOOL1
116        log_must zpool import -d $TESTDIR $TESTPOOL1
117        log_must zfs umount $TESTPOOL1/$TESTFS1
118        log_must zdb -cdui $TESTPOOL1/$TESTFS1
119        log_must zfs mount $TESTPOOL1/$TESTFS1
120}
121
122specials_list=""
123i=0
124while [[ $i != 3 ]]; do
125	truncate -s $MINVDEVSIZE $TESTDIR/$TESTFILE1.$i
126	specials_list="$specials_list $TESTDIR/$TESTFILE1.$i"
127
128	((i = i + 1))
129done
130
131create_pool $TESTPOOL1 mirror $specials_list
132log_must zfs create $TESTPOOL1/$TESTFS1
133log_must zfs set mountpoint=$TESTDIR1 $TESTPOOL1/$TESTFS1
134
135detach_test $TESTDIR/$TESTFILE1.1
136
137log_mustnot eval "zpool iostat -v $TESTPOOL1 | grep \"$TESTFILE1.1\""
138
139destroy_pool $TESTPOOL1
140
141log_note "Verify 'zpool detach' fails with non-mirrors."
142
143for type in "" "raidz" "raidz1" "draid"; do
144	create_pool $TESTPOOL1 $type $specials_list
145	log_must zfs create $TESTPOOL1/$TESTFS1
146	log_must zfs set mountpoint=$TESTDIR1 $TESTPOOL1/$TESTFS1
147
148	log_mustnot zpool detach $TESTDIR/$TESTFILE1.1
149
150	log_must eval "zpool iostat -v $TESTPOOL1 | grep \"$TESTFILE1.1\""
151
152	destroy_pool $TESTPOOL1
153done
154
155log_pass
156