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 (c) 2023, Klara Inc. 25# Copyright (c) 2023, Rob Norris <robn@despairlabs.com> 26# 27 28. $STF_SUITE/include/libtest.shlib 29. $STF_SUITE/tests/functional/block_cloning/block_cloning.kshlib 30 31verify_runnable "global" 32 33if is_linux && [[ $(linux_version) -lt $(linux_version "4.5") ]]; then 34 log_unsupported "copy_file_range not available before Linux 4.5" 35fi 36 37claim="copy_file_range will fall back to copy when cloning not possible." 38 39log_assert $claim 40 41function cleanup 42{ 43 datasetexists $TESTPOOL && destroy_pool $TESTPOOL 44} 45 46log_onexit cleanup 47 48log_must zpool create -o feature@block_cloning=enabled $TESTPOOL $DISKS 49 50log_must dd if=/dev/urandom of=/$TESTPOOL/file bs=128K count=4 51log_must sync_pool $TESTPOOL 52 53 54log_note "Copying entire file with copy_file_range" 55 56log_must clonefile -f /$TESTPOOL/file /$TESTPOOL/clone 0 0 524288 57log_must sync_pool $TESTPOOL 58 59log_must have_same_content /$TESTPOOL/file /$TESTPOOL/clone 60 61typeset blocks=$(get_same_blocks $TESTPOOL file $TESTPOOL clone) 62log_must [ "$blocks" = "0 1 2 3" ] 63 64 65log_note "Copying within a block with copy_file_range" 66 67log_must clonefile -f /$TESTPOOL/file /$TESTPOOL/clone 32768 32768 65536 68log_must sync_pool $TESTPOOL 69 70log_must have_same_content /$TESTPOOL/file /$TESTPOOL/clone 71 72typeset blocks=$(get_same_blocks $TESTPOOL file $TESTPOOL clone) 73log_must [ "$blocks" = "1 2 3" ] 74 75 76log_note "Copying across a block with copy_file_range" 77 78log_must clonefile -f /$TESTPOOL/file /$TESTPOOL/clone 327680 327680 131072 79log_must sync_pool $TESTPOOL 80 81log_must have_same_content /$TESTPOOL/file /$TESTPOOL/clone 82 83typeset blocks=$(get_same_blocks $TESTPOOL file $TESTPOOL clone) 84log_must [ "$blocks" = "1" ] 85 86log_pass $claim 87