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Diffstat (limited to 'tests/sys/kern/sendfile_test.sh')
| -rwxr-xr-x | tests/sys/kern/sendfile_test.sh | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/tests/sys/kern/sendfile_test.sh b/tests/sys/kern/sendfile_test.sh new file mode 100755 index 000000000000..7e549eec610a --- /dev/null +++ b/tests/sys/kern/sendfile_test.sh @@ -0,0 +1,192 @@ +# SPDX-License-Identifier: BSD-2-Clause +# +# Copyright (c) 2020 Netflix, Inc. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +# +# These tests exercise a few basic cases for the sendfile() syscall: +# - successful operation. +# - sendfile() starts an async disk read but that async I/O fails. +# - sendfile() fails to read an indirect block and thus cannot +# even start an async I/O. +# +# In all cases we request some read ahead in addition to +# the data to be sent to the socket. +# + +MD_DEVS="md.devs" +MNT=mnt +FILE=$MNT/file +HELPER="$(atf_get_srcdir)/sendfile_helper" +BSIZE=4096 + +atf_test_case io_success cleanup +io_success_head() +{ + atf_set "descr" "sendfile where all disk I/O succeeds" + atf_set "require.user" "root" + atf_set "timeout" 15 +} +io_success_body() +{ + if [ "$(atf_config_get qemu false)" = "true" ]; then + atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" + fi + + alloc_md md + common_body_setup $md + + atf_check $HELPER $FILE 0 0x10000 0x10000 +} +io_success_cleanup() +{ + common_cleanup +} + +atf_test_case io_fail_sync cleanup +io_fail_sync_head() +{ + atf_set "descr" "sendfile where we fail to start async I/O" + atf_set "require.user" "root" + atf_set "timeout" 15 +} +io_fail_sync_body() +{ + if [ "$(atf_config_get qemu false)" = "true" ]; then + atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" + fi + + alloc_md md + common_body_setup $md + + atf_check gnop configure -r 100 -e 5 ${md}.nop + atf_check -s exit:3 -e ignore $HELPER $FILE $((12 * $BSIZE)) $BSIZE 0x10000 +} +io_fail_sync_cleanup() +{ + common_cleanup +} + +atf_test_case io_fail_async cleanup +io_fail_async_head() +{ + atf_set "descr" "sendfile where an async I/O fails" + atf_set "require.user" "root" + atf_set "timeout" 15 +} +io_fail_async_body() +{ + if [ "$(atf_config_get qemu false)" = "true" ]; then + atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" + fi + + alloc_md md + common_body_setup $md + + atf_check gnop configure -r 100 -e 5 ${md}.nop + atf_check -s exit:2 -e ignore $HELPER $FILE 0 $BSIZE 0x10000 +} +io_fail_async_cleanup() +{ + common_cleanup +} + +atf_test_case unix_success cleanup +unix_success_head() +{ + atf_set "descr" "sendfile via unix(4) where all disk I/O succeeds" + atf_set "require.user" "root" + atf_set "timeout" 15 +} +unix_success_body() +{ + if [ "$(atf_config_get qemu false)" = "true" ]; then + atf_skip "Sendfile(4) unimplemented. https://github.com/qemu-bsd-user/qemu-bsd-user/issues/25" + fi + + alloc_md md + common_body_setup $md + + atf_check $HELPER -u $FILE 0 0x10000 0x10000 +} +unix_success_cleanup() +{ + common_cleanup +} + + +atf_init_test_cases() +{ + atf_add_test_case io_success + atf_add_test_case io_fail_sync + atf_add_test_case io_fail_async + atf_add_test_case unix_success +} + +alloc_md() +{ + local _md + + [ -c /dev/mdctl ] || atf_skip "no /dev/mdctl to create md devices" + _md=$(mdconfig -a -t swap -s 256M) || atf_fail "mdconfig -a failed" + echo ${_md} >> $MD_DEVS + eval "${1}='${_md}'" +} + +common_body_setup() +{ + us=$1 + + atf_check mkdir $MNT + atf_check -o ignore -e ignore newfs -b $BSIZE -U -j /dev/${us} + atf_check mount /dev/${us} $MNT + atf_check -e ignore dd if=/dev/zero of=$FILE bs=1m count=1 + atf_check umount $MNT + + load_gnop + atf_check gnop create /dev/${us} + atf_check mount /dev/${us}.nop $MNT + atf_check -o ignore ls -l $MNT/file +} + +common_cleanup() +{ + umount -f $MNT + if [ -f "$MD_DEVS" ]; then + while read test_md; do + gnop destroy -f ${test_md}.nop 2>/dev/null + mdconfig -d -u $test_md 2>/dev/null + done < $MD_DEVS + rm $MD_DEVS + fi + + true +} + +load_gnop() +{ + if ! kldstat -q -m g_nop; then + geom nop load || atf_skip "could not load module for geom nop" + fi +} |