1#!/bin/ksh
2#
3# This file and its contents are supplied under the terms of the
4# Common Development and Distribution License ("CDDL"), version 1.0.
5# You may only use this file in accordance with the terms of version
6# 1.0 of the CDDL.
7#
8# A full copy of the text of the CDDL should have accompanied this
9# source.  A copy of the CDDL is also available via the Internet at
10# http://www.illumos.org/license/CDDL.
11#
12
13#
14# Copyright (c) 2012, 2016 by Delphix. All rights reserved.
15#
16
17#
18# DESCRIPTION
19# verify 'zfs snapshot <list of snapshots>' works correctly
20#
21# STRATEGY
22# 1. Create multiple datasets
23# 2. Create mutiple snapshots with a list of valid and invalid
24#    snapshot names
25# 3. Verify the valid snpashot creation
26
27. $STF_SUITE/include/libtest.shlib
28
29ZFS_MAX_DATASET_NAME_LEN=256
30
31function cleanup
32{
33	for ds in $datasets; do
34		datasetexists $ds && log_must zfs destroy -r $ds
35	done
36	zfs destroy -r $TESTPOOL/TESTFS4
37}
38datasets="$TESTPOOL/$TESTFS1 $TESTPOOL/$TESTFS2
39    $TESTPOOL/$TESTFS3"
40
41# We subtract 3 for slash (/), at (@), and the terminating nul (\0)
42SNAPSHOT_XXX=$(printf 'x%.0s' \
43    {1..$(($ZFS_MAX_DATASET_NAME_LEN - ${#TESTPOOL} - ${#TESTFS1} - 3))})
44
45invalid_args=("$TESTPOOL/$TESTFS1@now $TESTPOOL/$TESTFS2@now \
46    $TESTPOOL/$TESTFS@blah?" "$TESTPOOL/$TESTFS1@blah* \
47    $TESTPOOL/$TESTFS2@blah? $TESTPOOL/$TESTFS3@blah%" \
48    "$TESTPOOL/$TESTFS1@x$SNAPSHOT_XXX $TESTPOOL/$TESTFS2@300 \
49    $TESTPOOL/$TESTFS3@300")
50
51valid_args=("$TESTPOOL/$TESTFS1@snap $TESTPOOL/$TESTFS2@snap \
52    $TESTPOOL/$TESTFS3@snap" "$TESTPOOL/$TESTFS1@$SNAPSHOT_XXX \
53    $TESTPOOL/$TESTFS2@2 $TESTPOOL/$TESTFS3@s")
54
55log_assert "verify zfs supports multiple consistent snapshots"
56log_onexit cleanup
57typeset -i i=1
58test_data=$STF_SUITE/tests/functional/cli_root/zpool_upgrade/blockfiles
59
60log_note "destroy a list of valid snapshots"
61for ds in $datasets; do
62	log_must zfs create $ds
63	log_must cp -r $test_data /$ds
64done
65i=0
66while (( i < ${#valid_args[*]} )); do
67	log_must zfs snapshot ${valid_args[i]}
68	for token in ${valid_args[i]}; do
69		log_must snapexists $token && \
70		    log_must zfs destroy $token
71	done
72	((i = i + 1))
73done
74log_note "destroy a list of invalid snapshots"
75i=0
76while (( i < ${#invalid_args[*]} )); do
77	log_mustnot zfs snapshot ${invalid_args[i]}
78	for token in ${invalid_args[i]}; do
79		log_mustnot snapexists $token
80	done
81	((i = i + 1))
82done
83log_note "verify multiple snapshot transaction group"
84txg_group=$(zdb -Pd $TESTPOOL | grep snap | awk '{print $7}')
85for i in 1 2 3; do
86	txg_tag=$(echo "$txg_group" | nawk -v j=$i 'FNR == j {print}')
87	[[ $txg_tag != $(echo "$txg_group" | \
88	    nawk -v j=$i 'FNR == j {print}') ]] \
89	    && log_fail "snapshots belong to differnt transaction groups"
90done
91log_note "verify snapshot contents"
92for ds in $datasets; do
93	status=$(dircmp /$ds /$ds/.zfs/snapshot/snap | grep "different")
94	[[ -z $status ]] || log_fail "snapshot contents are different from" \
95	    "the filesystem"
96done
97
98# We subtract 3 + 7 + 7 + 1 = 18 for three slashes (/), strlen("TESTFSA") == 7,
99# strlen("TESTFSB") == 7, and the terminating nul (\0)
100DATASET_XXX=$(printf 'x%.0s' \
101    {1..$(($ZFS_MAX_DATASET_NAME_LEN - ${#TESTPOOL} - ${#TESTFS3} - 18))})
102
103log_note "verify multiple snapshot with -r option"
104log_must zfs create $TESTPOOL/TESTFS4
105log_must zfs create -p $TESTPOOL/$TESTFS3/TESTFSA$DATASET_XXX/TESTFSB
106log_mustnot zfs snapshot -r $TESTPOOL/$TESTFS1@snap1 $TESTPOOL/$TESTFS2@snap1 \
107        $TESTPOOL/$TESTFS3@snap1 $TESTPOOL/TESTFS4@snap1
108log_must zfs rename $TESTPOOL/$TESTFS3/TESTFSA$DATASET_XXX \
109    $TESTPOOL/$TESTFS3/TESTFSA
110log_must zfs snapshot -r $TESTPOOL/$TESTFS1@snap1 $TESTPOOL/$TESTFS2@snap1 \
111        $TESTPOOL/$TESTFS3@snap1 $TESTPOOL/TESTFS4@snap1
112
113log_pass "zfs multiple snapshot verified correctly"
114