1# vim: filetype=sh
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# $FreeBSD$
24
25#
26# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
27# Use is subject to license terms.
28#
29# ident	"@(#)zfs_upgrade.kshlib	1.3	09/06/22 SMI"
30#
31
32. $STF_SUITE/include/libtest.kshlib
33
34#
35# For zfs create.
36# When pool version is 15, fs whose version is 4 can be created.
37#
38set -A zpl_create_versions 3 4 5
39set -A spa_create_versions 9 15 24
40
41#
42# For zfs upgrade
43#
44set -A zpl_upgrade_versions 3 4 5
45set -A spa_upgrade_versions 9 15 24
46
47function get_pool_version #pool
48{
49	typeset pool=$1
50	typeset vs=$(get_pool_prop version $pool)
51	if [ "$vs" = "-" ]; then
52		echo 5000
53	else
54		echo "$vs"
55	fi
56}
57
58function default_setup_datasets #rootfs
59{
60	typeset rootfs=$1
61	typeset pool=${rootfs%%/*}
62	typeset -i vp=$(get_pool_version $pool)
63	typeset -i version
64	typeset -i m
65	typeset -i spa_version
66	typeset -i zpl_version
67
68	for version in $ZFS_ALL_VERSIONS ; do
69		typeset verfs
70		eval verfs=\$ZFS_VERSION_$version
71		typeset current_fs=$rootfs/$verfs
72		typeset current_snap=${current_fs}@snap
73		typeset current_clone=$rootfs/clone$verfs
74
75		(( m=0 ))
76		(( spa_version=0 ))
77		while (( m < ${#zpl_create_versions[@]} )); do
78			(( zpl_version=${zpl_create_versions[m]} ))
79			if (( version == zpl_version )); then
80				(( spa_version=${spa_create_versions[m]} ))
81				break
82			fi
83			(( m+=1 ))
84		done
85		if (( spa_version != 0 )) && (( vp < spa_version )); then
86			log_mustnot $ZFS create -o version=${version} ${current_fs}
87			continue
88		fi
89		log_must $ZFS create -o version=${version} ${current_fs}
90		log_must $ZFS snapshot ${current_snap}
91		log_must $ZFS clone ${current_snap} ${current_clone}
92
93		for subversion in $ZFS_ALL_VERSIONS ; do
94			typeset subverfs
95			eval subverfs=\$ZFS_VERSION_$subversion
96
97			(( m=0 ))
98			(( spa_version=0 ))
99			while (( m < ${#zpl_create_versions[@]} )); do
100				(( zpl_version=${zpl_create_versions[m]} ))
101				if (( subversion == zpl_version )); then
102					(( spa_version=${spa_create_versions[m]} ))
103					break
104				fi
105				(( m+=1 ))
106			done
107			if (( spa_version != 0 )) && (( vp < spa_version )); then
108				log_mustnot $ZFS create -o \
109				version=${subversion} ${current_fs}/$subverfs
110			else
111				log_must $ZFS create -o \
112				version=${subversion} ${current_fs}/$subverfs
113			fi
114		done
115	done
116}
117
118function default_cleanup_datasets #rootfs
119{
120	typeset rootfs=$1
121
122	if datasetexists $rootfs ; then
123		log_must $ZFS destroy -Rf $rootfs
124	fi
125
126	if datasetnonexists $rootfs ; then
127		log_must $ZFS create $rootfs
128	fi
129}
130
131function default_check_zfs_upgrade #rootfs
132{
133	typeset rootfs=$1
134	typeset pool=${rootfs%%/*}
135	typeset -i vp="$(get_pool_version $pool)"
136	typeset -i m
137	typeset -i spa_version
138	typeset -i zpl_version
139	typeset newv
140	typeset -i df_ret
141
142	$DF -t zfs / > /dev/null 2>&1
143	df_ret=$?
144
145	for newv in "" $ZFS_VERSION; do
146		default_setup_datasets $rootfs
147		if [[ -n $newv ]]; then
148			opt="-V $newv"
149		else
150			newv=$ZFS_VERSION
151		fi
152
153		(( m=0 ))
154		(( spa_version=0 ))
155		while (( m < ${#zpl_upgrade_versions[@]} )); do
156			(( zpl_version=${zpl_upgrade_versions[m]} ))
157			if (( newv == zpl_version )); then
158				(( spa_version=${spa_upgrade_versions[m]} ))
159				break
160			fi
161			(( m+=1 ))
162		done
163
164		if (( df_ret != 0 )); then
165			if (( spa_version != 0 )) && (( vp < spa_version )); then
166				log_mustnot eval '$ZFS upgrade $opt -a > /dev/null 2>&1'
167				log_must eval '$ZPOOL upgrade $pool > /dev/null 2>&1'
168				vp="$(get_pool_version $pool)"
169			fi
170
171			log_must eval '$ZFS upgrade $opt -a > /dev/null 2>&1'
172
173			for fs in $($ZFS list -rH -t filesystem -o name $rootfs) ; do
174				log_must check_fs_version $fs $newv
175			done
176		fi
177
178		default_cleanup_datasets $rootfs
179	done
180}
181
182function check_fs_version #filesystem version
183{
184	typeset fs=$1
185	typeset -i version=${2:-$ZFS_VERSION}
186
187	if [[ -z $fs ]]; then
188		log_fail "No filesystem specified."
189	fi
190
191	typeset -i curv=$(get_prop version $fs)
192	if (( curv != version )); then
193		return 1
194	fi
195	return 0
196}
197