git: 296a5a4db1fc - main - lockf: add some tests
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Date: Sun, 26 Nov 2023 04:10:51 UTC
The branch main has been updated by kevans: URL: https://cgit.FreeBSD.org/src/commit/?id=296a5a4db1fc8203f5f6aa8f68321e6ab4652b56 commit 296a5a4db1fc8203f5f6aa8f68321e6ab4652b56 Author: Kyle Evans <kevans@FreeBSD.org> AuthorDate: 2023-11-22 05:09:11 +0000 Commit: Kyle Evans <kevans@FreeBSD.org> CommitDate: 2023-11-26 04:09:58 +0000 lockf: add some tests Provide basic coverage for the existing options, nothing deeper (e.g., pipe closing behavior) is tested in this set. Reviewed by: allanjude Feedback from: des Sponsored by: Klara, Inc. Differential Revision: https://reviews.freebsd.org/D42714 --- etc/mtree/BSD.tests.dist | 2 + usr.bin/lockf/Makefile | 5 ++ usr.bin/lockf/tests/Makefile | 6 ++ usr.bin/lockf/tests/lockf_test.sh | 148 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 161 insertions(+) diff --git a/etc/mtree/BSD.tests.dist b/etc/mtree/BSD.tests.dist index 4239de67478a..bc3dcda60913 100644 --- a/etc/mtree/BSD.tests.dist +++ b/etc/mtree/BSD.tests.dist @@ -1083,6 +1083,8 @@ .. locale .. + lockf + .. m4 .. mkimg diff --git a/usr.bin/lockf/Makefile b/usr.bin/lockf/Makefile index d1905a4510ba..b7d916f20d13 100644 --- a/usr.bin/lockf/Makefile +++ b/usr.bin/lockf/Makefile @@ -1,4 +1,9 @@ +.include <src.opts.mk> + PROG= lockf +HAS_TESTS= +SUBDIR.${MK_TESTS}+= tests + .include <bsd.prog.mk> diff --git a/usr.bin/lockf/tests/Makefile b/usr.bin/lockf/tests/Makefile new file mode 100644 index 000000000000..88a936cc583d --- /dev/null +++ b/usr.bin/lockf/tests/Makefile @@ -0,0 +1,6 @@ + +PACKAGE= tests + +ATF_TESTS_SH+= lockf_test + +.include <bsd.test.mk> diff --git a/usr.bin/lockf/tests/lockf_test.sh b/usr.bin/lockf/tests/lockf_test.sh new file mode 100644 index 000000000000..8696ab82a996 --- /dev/null +++ b/usr.bin/lockf/tests/lockf_test.sh @@ -0,0 +1,148 @@ +# +# SPDX-License-Identifier: BSD-2-Clause +# +# Copyright (c) 2023 Klara, 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. +# + +# sysexits(3) +: ${EX_USAGE:=64} +: ${EX_UNAVAILABLE:=69} +: ${EX_CANTCREAT:=73} +: ${EX_TEMPFAIL:=75} + +atf_test_case badargs +badargs_body() +{ + atf_check -s exit:${EX_USAGE} -e not-empty lockf + atf_check -s exit:${EX_USAGE} -e not-empty lockf "testlock" +} + +atf_test_case basic +basic_body() +{ + # Something innocent so that it does eventually go away without our + # intervention. + lockf "testlock" sleep 10 & + lpid=$! + + # Make sure that the lock exists... + atf_check test -e "testlock" + + # Attempt both verbose and silent re-lock + atf_check -s exit:${EX_TEMPFAIL} -e not-empty \ + lockf -t 0 "testlock" sleep 0 + atf_check -s exit:${EX_TEMPFAIL} -e empty \ + lockf -t 0 -s "testlock" sleep 0 + + # Make sure it cleans up after the initial sleep 10 is over. + wait "$lpid" + atf_check test ! -e "testlock" +} + +atf_test_case keep +keep_body() +{ + lockf -k "testlock" sleep 10 & + lpid=$! + + # Make sure that the lock exists now... + while ! test -e "testlock"; do + sleep 0.5 + done + + kill "$lpid" + wait "$lpid" + + # And it still exits after the lock has been relinquished. + atf_check test -e "testlock" +} + +atf_test_case needfile +needfile_body() +{ + # Hopefully the clock doesn't jump. + start=$(date +"%s") + + # Should fail if the lockfile does not yet exist. + atf_check -s exit:"${EX_UNAVAILABLE}" lockf -sn "testlock" sleep 30 + + # It's hard to guess how quickly we should have finished that; one would + # hope that it exits fast, but to be safe we specified a sleep 30 under + # lock so that we have a good margin below that duration that we can + # safely test to make sure we didn't actually execute the program, more + # or less. + now=$(date +"%s") + tpass=$((now - start)) + atf_check test "$tpass" -lt 10 +} + +atf_test_case timeout +timeout_body() +{ + lockf "testlock" sleep 30 & + lpid=$! + + while ! test -e "testlock"; do + sleep 0.5 + done + + start=$(date +"%s") + timeout=2 + atf_check -s exit:${EX_TEMPFAIL} lockf -st "$timeout" "testlock" sleep 0 + + # We should have taken no less than our timeout, at least. + now=$(date +"%s") + tpass=$((now - start)) + atf_check test "$tpass" -ge "$timeout" + + kill "$lpid" + wait "$lpid" || true +} + +atf_test_case wrlock +wrlock_head() +{ + atf_set "require.user" "unprivileged" +} +wrlock_body() +{ + touch "testlock" + chmod -w "testlock" + + # Demonstrate that we can lock the file normally, but -w fails if we + # can't write. + atf_check lockf -kt 0 "testlock" sleep 0 + atf_check -s exit:${EX_CANTCREAT} -e not-empty \ + lockf -wt 0 "testlock" sleep 0 +} + +atf_init_test_cases() +{ + atf_add_test_case badargs + atf_add_test_case basic + atf_add_test_case keep + atf_add_test_case needfile + atf_add_test_case timeout + atf_add_test_case wrlock +}