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 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# 24# Copyright 2007 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/snapshot/snapshot.cfg 34 35# 36# DESCRIPTION: 37# Populate a file system and take a snapshot. Add some more files to the 38# file system and rollback to the last snapshot. Verify no post snapshot 39# file exist. 40# 41# STRATEGY: 42# 1. Empty a file system 43# 2. Populate the file system 44# 3. Take a snapshot of the file system 45# 4. Add new files to the file system 46# 5. Perform a rollback 47# 6. Verify the snapshot and file system agree 48# 49 50verify_runnable "both" 51 52function cleanup 53{ 54 snapexists $SNAPFS 55 [[ $? -eq 0 ]] && \ 56 log_must zfs destroy $SNAPFS 57 58 [[ -e $TESTDIR ]] && \ 59 log_must rm -rf $TESTDIR/* > /dev/null 2>&1 60} 61 62log_assert "Verify that a rollback to a previous snapshot succeeds." 63 64log_onexit cleanup 65 66[[ -n $TESTDIR ]] && \ 67 log_must rm -rf $TESTDIR/* > /dev/null 2>&1 68 69typeset -i COUNT=10 70 71log_note "Populate the $TESTDIR directory (prior to snapshot)" 72typeset -i i=1 73while [[ $i -le $COUNT ]]; do 74 log_must file_write -o create -f $TESTDIR/before_file$i \ 75 -b $BLOCKSZ -c $NUM_WRITES -d $i 76 77 (( i = i + 1 )) 78done 79 80log_must zfs snapshot $SNAPFS 81 82FILE_COUNT=`ls -Al $SNAPDIR | grep -v "total" | wc -l` 83if [[ $FILE_COUNT -ne $COUNT ]]; then 84 ls -Al $SNAPDIR 85 log_fail "AFTER: $SNAPFS contains $FILE_COUNT files(s)." 86fi 87 88log_note "Populate the $TESTDIR directory (post snapshot)" 89typeset -i i=1 90while [[ $i -le $COUNT ]]; do 91 log_must file_write -o create -f $TESTDIR/after_file$i \ 92 -b $BLOCKSZ -c $NUM_WRITES -d $i 93 94 (( i = i + 1 )) 95done 96 97# 98# Now rollback to latest snapshot 99# 100log_must zfs rollback $SNAPFS 101 102FILE_COUNT=`ls -Al $TESTDIR/after* 2> /dev/null | grep -v "total" | wc -l` 103if [[ $FILE_COUNT -ne 0 ]]; then 104 ls -Al $TESTDIR 105 log_fail "$TESTDIR contains $FILE_COUNT after* files(s)." 106fi 107 108FILE_COUNT=`ls -Al $TESTDIR/before* 2> /dev/null \ 109 | grep -v "total" | wc -l` 110if [[ $FILE_COUNT -ne $COUNT ]]; then 111 ls -Al $TESTDIR 112 log_fail "$TESTDIR contains $FILE_COUNT before* files(s)." 113fi 114 115log_pass "The rollback operation succeeded." 116