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#
26
27. $STF_SUITE/include/libtest.shlib
28. $STF_SUITE/tests/functional/block_cloning/block_cloning.kshlib
29
30verify_runnable "global"
31
32if is_linux && [[ $(linux_version) -lt $(linux_version "4.5") ]]; then
33  log_unsupported "copy_file_range not available before Linux 4.5"
34fi
35
36claim="The copy_file_range syscall can clone parts of a file."
37
38log_assert $claim
39
40function cleanup
41{
42	datasetexists $TESTPOOL && destroy_pool $TESTPOOL
43}
44
45log_onexit cleanup
46
47log_must zpool create -o feature@block_cloning=enabled $TESTPOOL $DISKS
48
49log_must dd if=/dev/urandom of=/$TESTPOOL/file1 bs=128K count=4
50log_must sync_pool $TESTPOOL
51
52log_must dd if=/$TESTPOOL/file1 of=/$TESTPOOL/file2 bs=128K count=4
53log_must sync_pool $TESTPOOL
54
55log_must have_same_content /$TESTPOOL/file1 /$TESTPOOL/file2
56
57typeset blocks=$(get_same_blocks $TESTPOOL file1 $TESTPOOL file2)
58log_must [ "$blocks" = "" ]
59
60log_must clonefile -f /$TESTPOOL/file1 /$TESTPOOL/file2 131072 131072 262144
61log_must sync_pool $TESTPOOL
62
63log_must have_same_content /$TESTPOOL/file1 /$TESTPOOL/file2
64
65typeset blocks=$(get_same_blocks $TESTPOOL file1 $TESTPOOL file2)
66log_must [ "$blocks" = "1 2" ]
67
68log_pass $claim
69