1#!/bin/ksh -p 2# SPDX-License-Identifier: CDDL-1.0 3# 4# CDDL HEADER START 5# 6# The contents of this file are subject to the terms of the 7# Common Development and Distribution License (the "License"). 8# You may not use this file except in compliance with the License. 9# 10# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 11# or https://opensource.org/licenses/CDDL-1.0. 12# See the License for the specific language governing permissions 13# and limitations under the License. 14# 15# When distributing Covered Code, include this CDDL HEADER in each 16# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 17# If applicable, add the following below this CDDL HEADER, with the 18# fields enclosed by brackets "[]" replaced with your own identifying 19# information: Portions Copyright [yyyy] [name of copyright owner] 20# 21# CDDL HEADER END 22# 23 24. $STF_SUITE/include/libtest.shlib 25. $STF_SUITE/tests/functional/block_cloning/block_cloning.kshlib 26 27# 28# DESCRIPTION: 29# Verify slogs are replayed correctly for cloned files. This 30# test is ported from slog_replay tests for block cloning. 31# 32# STRATEGY: 33# 1. Create an empty file system (TESTFS) 34# 2. Create regular files and sync 35# 3. Freeze TESTFS 36# 4. Clone the file 37# 5. Unmount filesystem 38# <At this stage TESTFS is frozen, the intent log contains a 39# complete set of deltas to replay it> 40# 6. Remount TESTFS <which replays the intent log> 41# 7. Compare clone file with the original file 42# 43 44verify_runnable "global" 45 46if is_linux && [[ $(linux_version) -lt $(linux_version "4.5") ]]; then 47 log_unsupported "copy_file_range not available before Linux 4.5" 48fi 49 50export VDIR=$TEST_BASE_DIR/disk-bclone 51export VDEV="$VDIR/a $VDIR/b $VDIR/c" 52export LDEV="$VDIR/e $VDIR/f" 53log_must rm -rf $VDIR 54log_must mkdir -p $VDIR 55log_must truncate -s $MINVDEVSIZE $VDEV $LDEV 56 57claim="The slogs are replayed correctly for cloned files." 58 59log_assert $claim 60 61function cleanup 62{ 63 datasetexists $TESTPOOL && destroy_pool $TESTPOOL 64 rm -rf $TESTDIR $VDIR $VDIR2 65} 66 67log_onexit cleanup 68 69# 70# 1. Create an empty file system (TESTFS) 71# 72log_must zpool create -o feature@block_cloning=enabled $TESTPOOL $VDEV \ 73 log mirror $LDEV 74log_must zfs create $TESTPOOL/$TESTFS 75 76# 77# 2. TX_WRITE: Create two files and sync txg 78# 79log_must dd if=/dev/urandom of=/$TESTPOOL/$TESTFS/file1 \ 80 oflag=sync bs=128k count=4 81log_must zfs set recordsize=16K $TESTPOOL/$TESTFS 82log_must dd if=/dev/urandom of=/$TESTPOOL/$TESTFS/file2 \ 83 oflag=sync bs=16K count=2048 84sync_pool $TESTPOOL 85 86# 87# 3. Checkpoint for ZIL Replay 88# 89log_must zpool freeze $TESTPOOL 90 91# 92# 4. TX_CLONE_RANGE: Clone the file 93# 94log_must clonefile -f /$TESTPOOL/$TESTFS/file1 /$TESTPOOL/$TESTFS/clone1 95log_must clonefile -f /$TESTPOOL/$TESTFS/file2 /$TESTPOOL/$TESTFS/clone2 96 97# 98# 5. Unmount filesystem and export the pool 99# 100# At this stage TESTFS is frozen, the intent log contains a complete set 101# of deltas to replay for clone files. 102# 103log_must zfs unmount /$TESTPOOL/$TESTFS 104 105log_note "Verify transactions to replay:" 106log_must zdb -iv $TESTPOOL/$TESTFS 107 108log_must zpool export $TESTPOOL 109 110# 111# 6. Remount TESTFS <which replays the intent log> 112# 113# Import the pool to unfreeze it and claim log blocks. It has to be 114# `zpool import -f` because we can't write a frozen pool's labels! 115# 116log_must zpool import -f -d $VDIR $TESTPOOL 117 118# 119# 7. Compare clone file with the original file 120# 121log_must have_same_content /$TESTPOOL/$TESTFS/file1 /$TESTPOOL/$TESTFS/clone1 122log_must have_same_content /$TESTPOOL/$TESTFS/file2 /$TESTPOOL/$TESTFS/clone2 123 124typeset blocks=$(get_same_blocks $TESTPOOL/$TESTFS file1 \ 125 $TESTPOOL/$TESTFS clone1) 126log_must [ "$blocks" = "0 1 2 3" ] 127 128typeset blocks=$(get_same_blocks $TESTPOOL/$TESTFS file2 \ 129 $TESTPOOL/$TESTFS clone2) 130# FreeBSD's seq(1) leaves a trailing space, remove it with sed(1). 131log_must [ "$blocks" = "$(seq -s " " 0 2047 | sed 's/ $//')" ] 132 133log_pass $claim 134