Import the NetBSD test suite from ^/vendor/NetBSD/tests/09.30.2014_20.45 ,

minus the vendor Makefiles

Provide directions for how to bootstrap the vendor sources in
FREEBSD-upgrade

MFC after 2 weeks
Discussed with: rpaulo
Sponsored by: EMC / Isilon Storage Division

1 files changed, 187 insertions, 0 deletions

diff --git a/contrib/netbsd-tests/lib/librumpclient/h_execthr.c b/contrib/netbsd-tests/lib/librumpclient/h_execthr.c
new file mode 100644
index 0000000..f653fe6
--- /dev/null
+++ b/contrib/netbsd-tests/lib/librumpclient/h_execthr.c
@@ -0,0 +1,187 @@
+/*	$NetBSD: h_execthr.c,v 1.3 2014/08/13 00:03:00 pooka Exp $	*/
+
+/*
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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/types.h>
+#include <sys/sysctl.h>
+
+#include <err.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <rump/rumpclient.h>
+#include <rump/rump_syscalls.h>
+
+static int canreturn = 0;
+
+/*
+ * Use a fairly large number of threads so that we have
+ * a better chance catching races.  XXX: this is rumpuser's
+ * MAXWORKER-1.
+ */
+#define NTHR 63
+
+#define P1_0 3
+#define P1_1 4
+#define P2_0 5
+#define P2_1 6
+
+static void *
+wrk(void *arg)
+{
+	int fd = (uintptr_t)arg;
+
+	rump_sys_read(fd, &fd, sizeof(fd));
+	if (!canreturn)
+		errx(1, "should not have returned");
+	if (fd != 37)
+		errx(1, "got invalid magic");
+
+	return NULL;
+}
+
+static int
+getproc(pid_t mypid, struct kinfo_proc2 *p)
+{
+	int name[6];
+	size_t len = sizeof(*p);
+
+	name[0] = CTL_KERN;
+	name[1] = KERN_PROC2;
+	name[2] = KERN_PROC_PID;
+	name[3] = mypid;
+	name[4] = len;
+	name[5] = 1;
+
+	return rump_sys___sysctl(name, __arraycount(name), p, &len, NULL, 0);
+} 
+
+int
+main(int argc, char *argv[], char *envp[])
+{
+	struct kinfo_proc2 p;
+	char *execarg[3];
+	int p1[2], p2[2];
+	pid_t mypid;
+	pthread_t pt;
+	ssize_t n;
+	int i, execd;
+	char nexec[16];
+
+	if (argc > 1)
+		execd = atoi(argv[1]);
+	else
+		execd = 0;
+	sprintf(nexec, "%d", execd+1);
+
+	if (rumpclient_init() == -1) {
+		if (execd)
+			err(1, "init execd");
+		else
+			err(1, "init");
+	}
+	mypid = rump_sys_getpid();
+
+	if (execd) {
+		canreturn = 1;
+		if (pthread_create(&pt, NULL,
+		    wrk, (void *)(uintptr_t)P2_0) != 0)
+			errx(1, "exec pthread_create");
+
+		i = 37;
+		rump_sys_write(P2_1, &i, sizeof(i));
+		pthread_join(pt, NULL);
+
+		n = rump_sys_read(P1_0, &i, sizeof(i));
+		if (n != -1 || errno != EBADF)
+			errx(1, "post-exec cloexec works");
+
+		getproc(mypid, &p);
+		if (p.p_nlwps != 2)
+			errx(1, "invalid nlwps: %lld", (long long)p.p_nlwps);
+
+		/* we passed? */
+		if (execd > 10)
+			exit(0);
+
+		rump_sys_close(P2_0);
+		rump_sys_close(P2_1);
+	}
+
+	if (rump_sys_pipe(p1) == -1)
+		err(1, "pipe1");
+	if (p1[0] != P1_0 || p1[1] != P1_1)
+		errx(1, "p1 assumptions failed %d %d", p1[0], p1[1]);
+	if (rump_sys_pipe(p2) == -1)
+		err(1, "pipe1");
+	if (p2[0] != P2_0 || p2[1] != P2_1)
+		errx(1, "p2 assumptions failed");
+	if (rump_sys_fcntl(p1[0], F_SETFD, FD_CLOEXEC) == -1)
+		err(1, "cloexec");
+	if (rump_sys_fcntl(p1[1], F_SETFD, FD_CLOEXEC) == -1)
+		err(1, "cloexec");
+
+	for (i = 0; i < NTHR; i++)
+		if (pthread_create(&pt, NULL,
+		    wrk, (void *)(uintptr_t)p1[0]) != 0)
+			errx(1, "pthread_create 1 %d", i);
+
+	for (i = 0; i < NTHR; i++)
+		if (pthread_create(&pt, NULL,
+		    wrk, (void *)(uintptr_t)p2[0]) != 0)
+			errx(1, "pthread_create 2 %d", i);
+
+	/* wait for all the threads to be enjoying themselves */
+	for (;;) {
+		getproc(mypid, &p);
+		if (p.p_nlwps == 2*NTHR + 2)
+			break;
+		usleep(10000);
+	}
+
+	/*
+	 * load up one more (big) set.  these won't start executing, though,
+	 * but we're interested in if they create blockage
+	 */
+	for (i = 0; i < 3*NTHR; i++)
+		if (pthread_create(&pt, NULL,
+		    wrk, (void *)(uintptr_t)p1[0]) != 0)
+			errx(1, "pthread_create 1 %d", i);
+
+	/* then, we exec! */
+	execarg[0] = argv[0];
+	execarg[1] = nexec;
+	execarg[2] = NULL;
+	if (rumpclient_exec(argv[0], execarg, envp) == -1)
+		err(1, "exec");
+}