Attachment 246539 Details for Bug 275286 – regression test

regression test

diff (text/plain), 3.52 KB, created by Mark Johnston on 2023-11-24 15:34:53 UTC

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Creator: Mark Johnston

Created: 2023-11-24 15:34:53 UTC

Size: 3.52 KB

patch

obsolete

>commit c43a4f6f506d3139774c44173d2d6c24272f441d
>Author: Mark Johnston <markj@FreeBSD.org>
>Date:   Fri Nov 24 10:28:13 2023 -0500
>
>    kqueue tests: Add a regression test for bugzilla 275286
>
>diff --git a/tests/sys/kqueue/Makefile b/tests/sys/kqueue/Makefile
>index 3267b9ad8d9a..37f4f323904d 100644
>--- a/tests/sys/kqueue/Makefile
>+++ b/tests/sys/kqueue/Makefile
>@@ -1,10 +1,10 @@
>-
> TESTSRC=	${SRCTOP}/contrib/netbsd-tests/kernel/kqueue
> 
> TESTSDIR=	${TESTSBASE}/sys/kqueue
> BINDIR=		${TESTSDIR}
> 
>-ATF_TESTS_C+=	kqueue_peek_signal
>+ATF_TESTS_C+=	kqueue_fork		\
>+		kqueue_peek_signal
> 
> NETBSD_ATF_TESTS_C=	proc1_test
> # XXX: fails `ke.fflags & NOTE_TRACKERR` invariant
>diff --git a/tests/sys/kqueue/kqueue_fork.c b/tests/sys/kqueue/kqueue_fork.c
>new file mode 100644
>index 000000000000..e4c0412c1980
>--- /dev/null
>+++ b/tests/sys/kqueue/kqueue_fork.c
>@@ -0,0 +1,89 @@
>+/*-
>+ * SPDX-License-Identifier: BSD-2-Clause
>+ *
>+ * Copyright (c) 2023 Andreas Bock <andreas.bock@virtual-arts-software.de>
>+ * Copyright (c) 2023 Mark Johnston <markj@FreeBSD.org>
>+ *
>+ * 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.
>+ */
>+
>+#include <sys/event.h>
>+#include <sys/wait.h>
>+
>+#include <err.h>
>+#include <signal.h>
>+#include <unistd.h>
>+
>+#include <atf-c.h>
>+
>+/*
>+ * A regression test for bugzilla 275286.
>+ */
>+ATF_TC_WITHOUT_HEAD(shared_table_filt_sig);
>+ATF_TC_BODY(shared_table_filt_sig, tc)
>+{
>+	struct sigaction sa;
>+	pid_t pid;
>+	int error, status;
>+
>+	sa.sa_handler = SIG_IGN;
>+	sigemptyset(&sa.sa_mask);
>+	sa.sa_flags = 0;
>+	error = sigaction(SIGINT, &sa, NULL);
>+	ATF_REQUIRE(error == 0);
>+
>+	pid = rfork(RFPROC);
>+	ATF_REQUIRE(pid != -1);
>+	if (pid == 0) {
>+		struct kevent ev;
>+		int kq;
>+
>+		kq = kqueue();
>+		if (kq < 0)
>+			err(1, "kqueue");
>+		EV_SET(&ev, SIGINT, EVFILT_SIGNAL, EV_ADD | EV_ENABLE, 0, 0,
>+		    NULL);
>+		if (kevent(kq, &ev, 1, NULL, 0, NULL) < 0)
>+			err(2, "kevent");
>+		if (kevent(kq, NULL, 0, &ev, 1, NULL) < 0)
>+			err(3, "kevent");
>+		_exit(0);
>+	}
>+
>+	/* Wait for the child to block in kevent(). */
>+	usleep(100000);
>+
>+	error = kill(pid, SIGINT);
>+	ATF_REQUIRE(error == 0);
>+
>+	error = waitpid(pid, &status, 0);
>+	ATF_REQUIRE(error != -1);
>+	ATF_REQUIRE(WIFEXITED(status));
>+	ATF_REQUIRE_EQ(WEXITSTATUS(status), 0);
>+}
>+
>+ATF_TP_ADD_TCS(tp)
>+{
>+	ATF_TP_ADD_TC(tp, shared_table_filt_sig);
>+
>+	return (atf_no_error());
>+}

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Attachments on bug 275286: 246521 | 246539