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# An archive of a zfs file system and an archive of its snapshot 38# is identical even though the original file system has 39# changed since the snapshot was taken. 40# 41# STRATEGY: 42# 1) Create files in all of the zfs file systems 43# 2) Create a tarball of the file system 44# 3) Create a snapshot of the dataset 45# 4) Remove all the files in the original file system 46# 5) Create a tarball of the snapshot 47# 6) Extract each tarball and compare directory structures 48# 49 50verify_runnable "both" 51 52function cleanup 53{ 54 if [[ -d $CWD ]]; then 55 cd $CWD || log_fail "Could not cd $CWD" 56 fi 57 58 snapexists $SNAPFS 59 if [[ $? -eq 0 ]]; then 60 log_must zfs destroy $SNAPFS 61 fi 62 63 if [[ -e $SNAPDIR ]]; then 64 log_must rm -rf $SNAPDIR > /dev/null 2>&1 65 fi 66 67 if [[ -e $TESTDIR ]]; then 68 log_must rm -rf $TESTDIR/* > /dev/null 2>&1 69 fi 70 71 if [[ -d "$SNAPSHOT_TARDIR" ]]; then 72 log_must rm -rf $SNAPSHOT_TARDIR > /dev/null 2>&1 73 fi 74} 75 76log_assert "Verify an archive of a file system is identical to " \ 77 "an archive of its snapshot." 78 79SNAPSHOT_TARDIR="$(mktemp -d /tmp/zfstests_snapshot_002.XXXXXX)" 80log_onexit cleanup 81 82typeset -i COUNT=21 83typeset OP=create 84 85[[ -n $TESTDIR ]] && \ 86 rm -rf $TESTDIR/* > /dev/null 2>&1 87 88log_note "Create files in the zfs filesystem..." 89 90typeset i=1 91while [ $i -lt $COUNT ]; do 92 log_must file_write -o $OP -f $TESTDIR/file$i \ 93 -b $BLOCKSZ -c $NUM_WRITES -d $DATA 94 (( i = i + 1 )) 95done 96 97log_note "Create a tarball from $TESTDIR contents..." 98CWD=$PWD 99cd $TESTDIR || log_fail "Could not cd $TESTDIR" 100log_must tar cf $SNAPSHOT_TARDIR/original.tar . 101cd $CWD || log_fail "Could not cd $CWD" 102 103log_note "Create a snapshot and mount it..." 104log_must zfs snapshot $SNAPFS 105 106log_note "Remove all of the original files..." 107log_must rm -f $TESTDIR/file* > /dev/null 2>&1 108 109log_note "Create tarball of snapshot..." 110CWD=$PWD 111cd $SNAPDIR || log_fail "Could not cd $SNAPDIR" 112log_must tar cf $SNAPSHOT_TARDIR/snapshot.tar . 113cd $CWD || log_fail "Could not cd $CWD" 114 115log_must mkdir $TESTDIR/original 116log_must mkdir $TESTDIR/snapshot 117 118CWD=$PWD 119cd $TESTDIR/original || log_fail "Could not cd $TESTDIR/original" 120log_must tar xf $SNAPSHOT_TARDIR/original.tar 121 122cd $TESTDIR/snapshot || log_fail "Could not cd $TESTDIR/snapshot" 123log_must tar xf $SNAPSHOT_TARDIR/snapshot.tar 124 125cd $CWD || log_fail "Could not cd $CWD" 126 127log_must directory_diff $TESTDIR/original $TESTDIR/snapshot 128log_pass "Directory structures match." 129