1eda14cbcSMatt Macy#! /bin/ksh -p 2eda14cbcSMatt Macy# 3eda14cbcSMatt Macy# CDDL HEADER START 4eda14cbcSMatt Macy# 5eda14cbcSMatt Macy# The contents of this file are subject to the terms of the 6eda14cbcSMatt Macy# Common Development and Distribution License (the "License"). 7eda14cbcSMatt Macy# You may not use this file except in compliance with the License. 8eda14cbcSMatt Macy# 9eda14cbcSMatt Macy# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*271171e0SMartin Matuska# or https://opensource.org/licenses/CDDL-1.0. 11eda14cbcSMatt Macy# See the License for the specific language governing permissions 12eda14cbcSMatt Macy# and limitations under the License. 13eda14cbcSMatt Macy# 14eda14cbcSMatt Macy# When distributing Covered Code, include this CDDL HEADER in each 15eda14cbcSMatt Macy# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16eda14cbcSMatt Macy# If applicable, add the following below this CDDL HEADER, with the 17eda14cbcSMatt Macy# fields enclosed by brackets "[]" replaced with your own identifying 18eda14cbcSMatt Macy# information: Portions Copyright [yyyy] [name of copyright owner] 19eda14cbcSMatt Macy# 20eda14cbcSMatt Macy# CDDL HEADER END 21eda14cbcSMatt Macy# 22eda14cbcSMatt Macy 23eda14cbcSMatt Macy# 24eda14cbcSMatt Macy# Copyright 2007 Sun Microsystems, Inc. All rights reserved. 25eda14cbcSMatt Macy# Use is subject to license terms. 26eda14cbcSMatt Macy# 27eda14cbcSMatt Macy 28eda14cbcSMatt Macy# 29eda14cbcSMatt Macy# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30eda14cbcSMatt Macy# 31eda14cbcSMatt Macy 32eda14cbcSMatt Macy. $STF_SUITE/include/libtest.shlib 33eda14cbcSMatt Macy. $STF_SUITE/tests/functional/snapshot/snapshot.cfg 34eda14cbcSMatt Macy 35eda14cbcSMatt Macy# 36eda14cbcSMatt Macy# DESCRIPTION: 37eda14cbcSMatt Macy# A zfs file system snapshot is identical to 38716fd348SMartin Matuska# the originally snapshotted file system, after the file 39716fd348SMartin Matuska# system has been changed. Uses 'cksum'. 40eda14cbcSMatt Macy# 41eda14cbcSMatt Macy# STRATEGY: 42eda14cbcSMatt Macy# 1. Create a file in the zfs file system 43eda14cbcSMatt Macy# 2. Checksum the file for later comparison 44eda14cbcSMatt Macy# 3. Create a snapshot of the dataset 45eda14cbcSMatt Macy# 4. Append to the original file 46eda14cbcSMatt Macy# 5. Verify the snapshot and file agree 47eda14cbcSMatt Macy# 48eda14cbcSMatt Macy 49eda14cbcSMatt Macyverify_runnable "both" 50eda14cbcSMatt Macy 51eda14cbcSMatt Macyfunction cleanup 52eda14cbcSMatt Macy{ 53716fd348SMartin Matuska if snapexists $SNAPFS; then 54eda14cbcSMatt Macy log_must zfs destroy $SNAPFS 55eda14cbcSMatt Macy fi 56eda14cbcSMatt Macy 57716fd348SMartin Matuska log_must rm -rf $SNAPDIR $TESTDIR/* 58eda14cbcSMatt Macy} 59eda14cbcSMatt Macy 60eda14cbcSMatt Macylog_assert "Verify a file system snapshot is identical to original." 61eda14cbcSMatt Macy 62eda14cbcSMatt Macylog_onexit cleanup 63eda14cbcSMatt Macy 64eda14cbcSMatt Macylog_note "Create a file in the zfs filesystem..." 65eda14cbcSMatt Macylog_must file_write -o create -f $TESTDIR/$TESTFILE -b $BLOCKSZ \ 66eda14cbcSMatt Macy -c $NUM_WRITES -d $DATA 67eda14cbcSMatt Macy 68eda14cbcSMatt Macylog_note "Sum the file, save for later comparison..." 69716fd348SMartin Matuskaread -r FILE_SUM _ < <(cksum $TESTDIR/$TESTFILE) 70eda14cbcSMatt Macylog_note "FILE_SUM = $FILE_SUM" 71eda14cbcSMatt Macy 72eda14cbcSMatt Macylog_note "Create a snapshot and mount it..." 73eda14cbcSMatt Macylog_must zfs snapshot $SNAPFS 74eda14cbcSMatt Macy 75eda14cbcSMatt Macylog_note "Append to the original file..." 76eda14cbcSMatt Macylog_must file_write -o append -f $TESTDIR/$TESTFILE -b $BLOCKSZ \ 77eda14cbcSMatt Macy -c $NUM_WRITES -d $DATA 78eda14cbcSMatt Macy 79716fd348SMartin Matuskaread -r SNAP_FILE_SUM _ < <(cksum $SNAPDIR/$TESTFILE) 80eda14cbcSMatt Macyif [[ $SNAP_FILE_SUM -ne $FILE_SUM ]]; then 81eda14cbcSMatt Macy log_fail "Sums do not match, aborting!! ($SNAP_FILE_SUM != $FILE_SUM)" 82eda14cbcSMatt Macyfi 83eda14cbcSMatt Macy 84eda14cbcSMatt Macylog_pass "Both Sums match. ($SNAP_FILE_SUM == $FILE_SUM)" 85