1# SPDX-License-Identifier: BSD-2-Clause 2# 3# Copyright (c) 2020 Netflix, Inc. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions 7# are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 14# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24# SUCH DAMAGE. 25# 26# $FreeBSD$ 27 28# 29# These tests exercise a few basic cases for the sendfile() syscall: 30# - successful operation. 31# - sendfile() starts an async disk read but that async I/O fails. 32# - sendfile() fails to read an indirect block and thus cannot 33# even start an async I/O. 34# 35# In all cases we request some read ahead in addition to 36# the data to be sent to the socket. 37# 38 39MD_DEVS="md.devs" 40MNT=mnt 41FILE=$MNT/file 42HELPER="$(atf_get_srcdir)/sendfile_helper" 43BSIZE=4096 44 45atf_test_case io_success cleanup 46io_success_head() 47{ 48 atf_set "descr" "sendfile where all disk I/O succeeds" 49 atf_set "require.user" "root" 50 atf_set "timeout" 15 51} 52io_success_body() 53{ 54 if [ "$(atf_config_get qemu false)" = "true" ]; then 55 atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" 56 fi 57 58 md=$(alloc_md) 59 common_body_setup $md 60 61 atf_check $HELPER $FILE 0 0x10000 0x10000 62} 63io_success_cleanup() 64{ 65 common_cleanup 66} 67 68atf_test_case io_fail_sync cleanup 69io_fail_sync_head() 70{ 71 atf_set "descr" "sendfile where we fail to start async I/O" 72 atf_set "require.user" "root" 73 atf_set "timeout" 15 74} 75io_fail_sync_body() 76{ 77 if [ "$(atf_config_get qemu false)" = "true" ]; then 78 atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" 79 fi 80 81 md=$(alloc_md) 82 common_body_setup $md 83 84 atf_check gnop configure -r 100 -e 5 ${md}.nop 85 atf_check -s exit:3 -e ignore $HELPER $FILE $((12 * $BSIZE)) $BSIZE 0x10000 86} 87io_fail_sync_cleanup() 88{ 89 common_cleanup 90} 91 92atf_test_case io_fail_async cleanup 93io_fail_async_head() 94{ 95 atf_set "descr" "sendfile where an async I/O fails" 96 atf_set "require.user" "root" 97 atf_set "timeout" 15 98} 99io_fail_async_body() 100{ 101 if [ "$(atf_config_get qemu false)" = "true" ]; then 102 atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" 103 fi 104 105 md=$(alloc_md) 106 common_body_setup $md 107 108 atf_check gnop configure -r 100 -e 5 ${md}.nop 109 atf_check -s exit:2 -e ignore $HELPER $FILE 0 $BSIZE 0x10000 110} 111io_fail_async_cleanup() 112{ 113 common_cleanup 114} 115 116 117atf_init_test_cases() 118{ 119 atf_add_test_case io_success 120 atf_add_test_case io_fail_sync 121 atf_add_test_case io_fail_async 122} 123 124alloc_md() 125{ 126 local md 127 128 md=$(mdconfig -a -t swap -s 256M) || atf_fail "mdconfig -a failed" 129 echo ${md} >> $MD_DEVS 130 echo ${md} 131} 132 133common_body_setup() 134{ 135 us=$1 136 137 atf_check mkdir $MNT 138 atf_check -o ignore -e ignore newfs -b $BSIZE -U -j /dev/${us} 139 atf_check mount /dev/${us} $MNT 140 atf_check -e ignore dd if=/dev/zero of=$FILE bs=1m count=1 141 atf_check umount $MNT 142 143 load_gnop 144 atf_check gnop create /dev/${us} 145 atf_check mount /dev/${us}.nop $MNT 146 atf_check -o ignore ls -l $MNT/file 147} 148 149common_cleanup() 150{ 151 umount -f $MNT 152 if [ -f "$MD_DEVS" ]; then 153 while read test_md; do 154 gnop destroy -f ${test_md}.nop 2>/dev/null 155 mdconfig -d -u $test_md 2>/dev/null 156 done < $MD_DEVS 157 rm $MD_DEVS 158 fi 159 160 true 161} 162 163load_gnop() 164{ 165 if ! kldstat -q -m g_nop; then 166 geom nop load || atf_skip "could not load module for geom nop" 167 fi 168} 169