[src/trunk]: src/tests/net Add xfail test for kernel diagnostic panic describ...

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e74ccf3b8126
branches:  trunk
changeset: 756599:e74ccf3b8126
user:      pooka <pooka%NetBSD.org@localhost>
date:      Sun Jul 25 21:42:08 2010 +0000

description:
Add xfail test for kernel diagnostic panic described in PR kern/43664

diffstat:

 tests/net/Makefile         |    4 +-
 tests/net/if_loop/Makefile |   13 ++++
 tests/net/if_loop/t_pr.c   |  141 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 156 insertions(+), 2 deletions(-)

diffs (177 lines):

diff -r 9a40f71b2320 -r e74ccf3b8126 tests/net/Makefile
--- a/tests/net/Makefile        Sun Jul 25 21:39:20 2010 +0000
+++ b/tests/net/Makefile        Sun Jul 25 21:42:08 2010 +0000
@@ -1,9 +1,9 @@
-# $NetBSD: Makefile,v 1.4 2010/07/13 21:13:28 jmmv Exp $
+# $NetBSD: Makefile,v 1.5 2010/07/25 21:42:08 pooka Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/net
 
-TESTS_SUBDIRS=         bpf icmp sys
+TESTS_SUBDIRS=         bpf icmp if_loop sys
 
 .include <bsd.test.mk>
diff -r 9a40f71b2320 -r e74ccf3b8126 tests/net/if_loop/Makefile
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/if_loop/Makefile        Sun Jul 25 21:42:08 2010 +0000
@@ -0,0 +1,13 @@
+#      $NetBSD: Makefile,v 1.1 2010/07/25 21:42:08 pooka Exp $
+#
+
+.include <bsd.own.mk>
+
+TESTSDIR=      ${TESTSBASE}/net/if_loop
+
+TESTS_C=       t_pr
+
+LDADD+=                -lrumpnet_netinet -lrumpnet_net -lrumpnet
+LDADD+=                -lrump -lrumpuser -lpthread
+
+.include <bsd.test.mk>
diff -r 9a40f71b2320 -r e74ccf3b8126 tests/net/if_loop/t_pr.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/if_loop/t_pr.c  Sun Jul 25 21:42:08 2010 +0000
@@ -0,0 +1,141 @@
+/*     $NetBSD: t_pr.c,v 1.1 2010/07/25 21:42:08 pooka Exp $   */
+
+/*-
+ * Copyright (c) 2010 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/cdefs.h>
+#ifndef lint
+__RCSID("$NetBSD: t_pr.c,v 1.1 2010/07/25 21:42:08 pooka Exp $");
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/socket.h>
+
+#include <netinet/in.h>
+#include <net/route.h>
+
+#include <rump/rump.h>
+#include <rump/rump_syscalls.h>
+
+#include <atf-c.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "../config/netconfig.c"
+#include "../../h_macros.h"
+
+ATF_TC(loopmtu);
+ATF_TC_HEAD(loopmtu, tc)
+{
+
+       atf_tc_set_md_var(tc, "descr", "test lo0 fragmentation");
+       /* PR kern/43664 */
+}
+
+ATF_TC_BODY(loopmtu, tc)
+{
+       char ifname[IFNAMSIZ];
+       size_t len;
+       struct {
+               struct rt_msghdr m_rtm;
+               struct sockaddr_in m_sin;
+       } m_rtmsg;
+#define rtm m_rtmsg.m_rtm
+#define rsin m_rtmsg.m_sin
+       struct sockaddr_in sin;
+       struct ifreq ifr;
+       char data[2000];
+       int s;
+
+       strcpy(ifname, "lo0");
+       rump_init();
+
+       /* first, config lo0 & route */
+       netcfg_rump_if(ifname, "127.0.0.1", "255.0.0.0", "127.255.255.255");
+       netcfg_rump_route("127.0.0.1", "255.0.0.0", "127.0.0.1");
+
+       if ((s = rump_sys_socket(PF_ROUTE, SOCK_RAW, 0)) == -1)
+               atf_tc_fail_errno("routing socket");
+
+       /*
+        * set MTU for interface so that route MTU doesn't
+        * get overridden by it.
+        */
+       memset(&ifr, 0, sizeof(ifr));
+       strcpy(ifr.ifr_name, "lo0");
+       ifr.ifr_mtu = 1300;
+       if (rump_sys_ioctl(s, SIOCSIFMTU, &ifr) == -1)
+               atf_tc_fail_errno("set mtu");
+
+       /* change route MTU to 100 */
+       memset(&m_rtmsg, 0, sizeof(m_rtmsg));
+       rtm.rtm_type = RTM_CHANGE;
+       rtm.rtm_flags = RTF_STATIC;
+       rtm.rtm_version = RTM_VERSION;
+       rtm.rtm_seq = 3;
+       rtm.rtm_inits = RTV_MTU;
+       rtm.rtm_addrs = RTA_DST;
+       rtm.rtm_rmx.rmx_mtu = 100;
+       rtm.rtm_msglen = sizeof(m_rtmsg);
+
+       memset(&rsin, 0, sizeof(rsin));
+       rsin.sin_family = AF_INET;
+       rsin.sin_len = sizeof(rsin);
+       rsin.sin_addr.s_addr = inet_addr("127.0.0.1");
+
+       if (rump_sys_write(s, &m_rtmsg, sizeof(m_rtmsg)) != sizeof(m_rtmsg))
+               atf_tc_fail_errno("set route mtu");
+       rump_sys_close(s);
+
+       /* open raw socket */
+       s = rump_sys_socket(PF_INET, SOCK_RAW, 0);
+       if (s == -1)
+               atf_tc_fail_errno("raw socket");
+
+       /* then, send data */
+       memset(&sin, 0, sizeof(sin));
+       sin.sin_family = AF_INET;
+       sin.sin_len = sizeof(sin);
+       sin.sin_port = htons(12345);
+       sin.sin_addr.s_addr = inet_addr("127.0.0.1");
+
+       atf_tc_expect_signal(SIGABRT, "PR kern/43664");
+       if (rump_sys_sendto(s, data, sizeof(data), 0,
+           (struct sockaddr *)&sin, sizeof(sin)) == -1)
+               atf_tc_fail_errno("sendto failed");
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+       ATF_TP_ADD_TC(tp, loopmtu);
+
+       return atf_no_error();
+}