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.
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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
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20# CDDL HEADER END
21#
22
23#
24# Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26#
27
28#
29# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
30#
31
32. $STF_SUITE/tests/functional/cli_root/zfs_promote/zfs_promote.cfg
33. $STF_SUITE/include/libtest.shlib
34
35#
36# DESCRIPTION:
37#	'zfs promote' can deal with multi-level clones.
38#
39# STRATEGY:
40#	1. Create multiple snapshots and multi-level clones
41#	2. Promote a clone filesystem
42#	3. Verify the dataset dependency relationships are correct after promotion.
43#
44
45verify_runnable "both"
46
47function cleanup
48{
49	if snapexists ${c1snap[1]}; then
50		log_must zfs promote $clone
51	fi
52
53	typeset ds
54	typeset data
55	for ds in ${snap[*]}; do
56		snapexists $ds && destroy_dataset $ds -rR
57	done
58	for data in ${file[*]}; do
59		[[ -e $data ]] && rm -f $data
60	done
61}
62
63log_assert "'zfs promote' can deal with multi-level clone."
64log_onexit cleanup
65
66fs=$TESTPOOL/$TESTFS
67clone=$TESTPOOL/$TESTCLONE
68clone1=$TESTPOOL/$TESTCLONE1
69
70# Define some arrays here to use loop to reduce code amount
71
72# Array which stores the origin snapshots created in the origin filesystem
73set -A snap "${fs}@$TESTSNAP" "${fs}@$TESTSNAP1" "${fs}@$TESTSNAP2" "${fs}@$TESTSNAP3"
74# Array which stores the snapshots existing in the first clone
75set -A csnap "${clone}@$TESTSNAP3" "${clone}@$TESTSNAP4" "${clone}@$TESTSNAP5"
76# Array which stores the snapshots existing in the second clone after promote operation
77set -A c1snap "${clone1}@$TESTSNAP3" "${clone1}@$TESTSNAP4" "${clone1}@$TESTSNAP5"
78# The data will inject into the origin filesystem
79set -A file "$TESTDIR/$TESTFILE0" "$TESTDIR/$TESTFILE1" "$TESTDIR/$TESTFILE2" \
80		"$TESTDIR/$TESTFILE3"
81cdir=/$TESTPOOL/$TESTCLONE
82# The data will inject into the first clone
83set -A cfile "${cdir}/$CLONEFILE" "${cdir}/$CLONEFILE1" "${cdir}/$CLONEFILE2"
84c1snapdir=/$TESTPOOL/$TESTCLONE1/.zfs/snapshot
85# The data which will exist in the snapshot of the second clone filesystem after promote
86set -A c1snapfile "${c1snapdir}/$TESTSNAP3/$CLONEFILE" \
87	"${c1snapdir}/$TESTSNAP4/$CLONEFILE1" \
88	"${c1snapdir}/$TESTSNAP5/$CLONEFILE2"
89
90# setup for promote testing
91typeset -i i=0
92while (( i < 4 )); do
93	log_must mkfile $FILESIZE ${file[i]}
94	(( i>0 )) && log_must rm -f ${file[((i-1))]}
95	log_must zfs snapshot ${snap[i]}
96
97	(( i = i + 1 ))
98done
99log_must zfs clone ${snap[2]} $clone
100
101log_must rm -f /$clone/$TESTFILE2
102i=0
103while (( i < 3 )); do
104	log_must mkfile $FILESIZE ${cfile[i]}
105	(( i>0 )) && log_must rm -f ${cfile[(( i-1 ))]}
106	log_must zfs snapshot ${csnap[i]}
107
108	(( i = i + 1 ))
109done
110
111log_must zfs clone ${csnap[1]} $clone1
112log_must mkfile $FILESIZE /$clone1/$CLONEFILE2
113log_must rm -f /$clone1/$CLONEFILE1
114log_must zfs snapshot ${c1snap[2]}
115
116log_must zfs promote $clone1
117
118# verify the 'promote' operation
119for ds in ${snap[*]} ${csnap[2]} ${c1snap[*]}; do
120	! snapexists $ds && \
121		log_fail "The snapshot $ds disappear after zfs promote."
122done
123for data in ${c1snapfile[*]}; do
124	[[ ! -e $data ]] && \
125		log_fail "The data file $data loses after zfs promote."
126done
127
128origin_prop=$(get_prop origin $fs)
129[[ "$origin_prop" != "-" ]] && \
130	log_fail "The dependency is not correct for $fs after zfs promote."
131origin_prop=$(get_prop origin $clone)
132[[ "$origin_prop" != "${c1snap[1]}" ]] && \
133	log_fail "The dependency is not correct for $clone after zfs promote."
134origin_prop=$(get_prop origin $clone1)
135[[ "$origin_prop" != "${snap[2]}" ]] && \
136	log_fail "The dependency is not correct for $clone1 after zfs promote."
137
138log_pass "'zfs promote' deal with multi-level clones as expected."
139
140