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) 2016 by Delphix. All rights reserved. 30# 31 32. $STF_SUITE/include/libtest.shlib 33. $STF_SUITE/tests/functional/cli_root/zfs_rollback/zfs_rollback_common.kshlib 34 35# 36# DESCRIPTION: 37# 'zfs rollback -r|-rf|-R|-Rf' will recursively destroy any snapshots 38# more recent than the one specified. 39# 40# STRATEGY: 41# 1. Create pool, fs & volume. 42# 2. Separately create three snapshots or clones for fs & volume 43# 3. Roll back to the second snapshot and check the results. 44# 4. Create the third snapshot or clones for fs & volume again. 45# 5. Roll back to the first snapshot and check the results. 46# 6. Separately create two snapshots for fs & volume. 47# 7. Roll back to the first snapshot and check the results. 48# 49 50verify_runnable "both" 51 52log_assert "'zfs rollback -r|-rf|-R|-Rf' will recursively destroy any " \ 53 "snapshots more recent than the one specified." 54log_onexit cleanup_env 55 56# 57# Create suitable test environment and run 'zfs rollback', then compare with 58# expected value to check the system status. 59# 60# $1 option. 61# $2 the number of snapshots or clones. 62# $3 the number of snapshot point which we want to rollback. 63# 64function test_n_check #opt num_snap_clone num_rollback 65{ 66 typeset opt=$1 67 typeset -i cnt=$2 68 typeset -i pointcnt=$3 69 typeset dtst 70 71 (( cnt > 3 || pointcnt > cnt )) && \ 72 log_fail "Unsupported testing condition." 73 74 # Clean up the test environment 75 if pgrep -x dd 2>/dev/null; then 76 pkill -x dd 77 fi 78 79 datasetexists $FS && destroy_dataset $FS -Rf 80 if datasetexists $VOL; then 81 if ismounted $TESTDIR1 $NEWFS_DEFAULT_FS; then 82 log_must umount -f $TESTDIR1 83 sleep 0.1 84 fi 85 86 destroy_dataset $VOL -Rf 87 fi 88 89 # Create specified test environment 90 case $opt in 91 *r*) setup_snap_env $cnt ;; 92 *R*) setup_clone_env $cnt ;; 93 esac 94 95 all_snap="$TESTSNAP $TESTSNAP1 $TESTSNAP2" 96 all_clone="$TESTCLONE $TESTCLONE1 $TESTCLONE2" 97 typeset snap_point 98 typeset exist_snap 99 typeset exist_clone 100 case $pointcnt in 101 1) snap_point=$TESTSNAP 102 exist_snap=$TESTSNAP 103 [[ $opt == *R* ]] && exist_clone=$TESTCLONE 104 ;; 105 2) snap_point=$TESTSNAP1 106 exist_snap="$TESTSNAP $TESTSNAP1" 107 [[ $opt == *R* ]] && exist_clone="$TESTCLONE $TESTCLONE1" 108 ;; 109 esac 110 111 typeset snap 112 for dtst in $FS $VOL; do 113 # Volume is not available in Local Zone. 114 if [[ $dtst == $VOL ]]; then 115 if ! is_global_zone; then 116 break 117 fi 118 fi 119 if [[ $opt == *f* ]]; then 120 # To write data to the mountpoint directory, 121 write_mountpoint_dir $dtst 122 opt=${opt%f} 123 fi 124 125 if [[ $dtst == $VOL ]]; then 126 if ismounted $TESTDIR1 $NEWFS_DEFAULT_FS; then 127 log_must umount -f $TESTDIR1 128 fi 129 log_must zfs rollback $opt $dtst@$snap_point 130 log_must mount \ 131 $ZVOL_DEVDIR/$TESTPOOL/$TESTVOL $TESTDIR1 132 else 133 log_must zfs rollback $opt $dtst@$snap_point 134 fi 135 136 for snap in $all_snap; do 137 if [[ " $exist_snap " == *" $snap "* ]]; then 138 log_must datasetexists $dtst@$snap 139 else 140 log_must datasetnonexists $dtst@$snap 141 fi 142 done 143 for clone in $all_clone; do 144 if [[ " $exist_clone " == *" $clone "* ]]; then 145 log_must datasetexists $dtst$clone 146 else 147 log_must datasetnonexists $dtst$clone 148 fi 149 done 150 151 check_files $dtst@$snap_point 152 done 153} 154 155typeset opt 156for opt in "-r" "-rf" "-R" "-Rf"; do 157 # 158 # Currently, the test case was limited to create and rollback 159 # in three snapshots 160 # 161 log_note "Create 3 snapshots, rollback to the 2nd snapshot " \ 162 "using $opt." 163 test_n_check "$opt" 3 2 164 165 log_note "Create 3 snapshots and rollback to the 1st snapshot " \ 166 "using $opt." 167 test_n_check "$opt" 3 1 168 169 log_note "Create 2 snapshots and rollback to the 1st snapshot " \ 170 "using $opt." 171 test_n_check "$opt" 2 1 172done 173 174log_pass "'zfs rollback -r|-rf|-R|-Rf' recursively destroy any snapshots more "\ 175 "recent than the one specified passed." 176