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[src/bouyer-socketcan]: src/tests/net Basic tests for our SocketCAN implement...
details: https://anonhg.NetBSD.org/src/rev/33f3a9b64328
branches: bouyer-socketcan
changeset: 820805:33f3a9b64328
user: bouyer <bouyer%NetBSD.org@localhost>
date: Sun Jan 15 20:29:01 2017 +0000
description:
Basic tests for our SocketCAN implementation (using rump)
diffstat:
tests/net/Makefile | 7 +-
tests/net/can/Makefile | 17 +
tests/net/can/t_can.c | 688 +++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 709 insertions(+), 3 deletions(-)
diffs (truncated from 734 to 300 lines):
diff -r 73862f0fb509 -r 33f3a9b64328 tests/net/Makefile
--- a/tests/net/Makefile Sun Jan 15 20:27:33 2017 +0000
+++ b/tests/net/Makefile Sun Jan 15 20:29:01 2017 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.30 2016/11/26 03:19:48 ozaki-r Exp $
+# $NetBSD: Makefile,v 1.30.2.1 2017/01/15 20:29:01 bouyer Exp $
.include <bsd.own.mk>
@@ -6,8 +6,9 @@
TESTS_SUBDIRS= fdpass in_cksum net sys
.if (${MKRUMP} != "no") && !defined(BSD_MK_COMPAT_FILE)
-TESTS_SUBDIRS+= arp bpf bpfilter carp icmp if if_bridge if_gif if_loop
-TESTS_SUBDIRS+= if_pppoe if_tap if_tun mcast mpls ndp npf route if_vlan
+TESTS_SUBDIRS+= arp bpf bpfilter can carp icmp if
+TESTS_SUBDIRS+= if_bridge if_gif if_loop if_pppoe if_tap if_tun
+TESTS_SUBDIRS+= mcast mpls ndp npf route if_vlan
.if (${MKSLJIT} != "no")
TESTS_SUBDIRS+= bpfjit
.endif
diff -r 73862f0fb509 -r 33f3a9b64328 tests/net/can/Makefile
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/can/Makefile Sun Jan 15 20:29:01 2017 +0000
@@ -0,0 +1,17 @@
+# $NetBSD: Makefile,v 1.1.2.1 2017/01/15 20:29:01 bouyer Exp $
+#
+
+.include <bsd.own.mk>
+
+TESTSDIR= ${TESTSBASE}/net/can
+
+TESTS_C= t_can
+
+# XXX we don't use INET here, but we need rumpnet_netinet anyway:
+# common code in if.c is compiled with -DINET and will dereference ip_pktq,
+# which is NULL if rumpnet_netinet is not inclued.
+#
+LDADD+= -lrumpnet_netcan -lrumpnet_netinet -lrumpnet_net -lrumpnet
+LDADD+= -lrump -lrumpuser -lrump -lpthread -lrumpdev -lrumpvfs
+
+.include <bsd.test.mk>
diff -r 73862f0fb509 -r 33f3a9b64328 tests/net/can/t_can.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/can/t_can.c Sun Jan 15 20:29:01 2017 +0000
@@ -0,0 +1,688 @@
+/* $NetBSD: t_can.c,v 1.1.2.1 2017/01/15 20:29:01 bouyer Exp $ */
+
+/*-
+ * Copyright (c) 2017 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Manuel Bouyer
+ *
+ * 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_can.c,v 1.1.2.1 2017/01/15 20:29:01 bouyer Exp $");
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/resource.h>
+#include <sys/sysctl.h>
+#include <sys/wait.h>
+#include <sys/sockio.h>
+
+#include <atf-c.h>
+#include <assert.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+
+#include <net/if.h>
+#include <netcan/can.h>
+
+#include <rump/rump.h>
+#include <rump/rump_syscalls.h>
+
+#include "h_macros.h"
+
+static void
+cancfg_rump_createif(const char *ifname)
+{
+ int s, rv;
+ struct ifreq ifr;
+
+ s = -1;
+ if ((s = rump_sys_socket(AF_CAN, SOCK_RAW, CAN_RAW)) < 0) {
+ atf_tc_fail_errno("if config socket");
+ }
+
+ memset(&ifr, 0, sizeof(ifr));
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
+
+ if ((rv = rump_sys_ioctl(s, SIOCIFCREATE, &ifr)) < 0) {
+ atf_tc_fail_errno("if config create");
+ }
+
+ memset(&ifr, 0, sizeof(ifr));
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
+
+ if ((rv = rump_sys_ioctl(s, SIOCGIFFLAGS, &ifr)) < 0) {
+ atf_tc_fail_errno("if config get flags");
+ }
+
+ ifr.ifr_flags |= IFF_UP;
+ if ((rv = rump_sys_ioctl(s, SIOCSIFFLAGS, &ifr)) < 0) {
+ atf_tc_fail_errno("if config set flags");
+ }
+}
+
+ATF_TC(canlocreate);
+ATF_TC_HEAD(canlocreate, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "check CAN loopback create/destroy");
+ atf_tc_set_md_var(tc, "timeout", "5");
+}
+
+ATF_TC_BODY(canlocreate, tc)
+{
+ const char ifname[] = "canlo0";
+ int s, rv;
+ struct ifreq ifr;
+
+ rump_init();
+ cancfg_rump_createif(ifname);
+
+ s = -1;
+ if ((s = rump_sys_socket(AF_CAN, SOCK_RAW, CAN_RAW)) < 0) {
+ atf_tc_fail_errno("if config socket(2)");
+ }
+
+ memset(&ifr, 0, sizeof(ifr));
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
+
+ if ((rv = rump_sys_ioctl(s, SIOCIFDESTROY, &ifr)) < 0) {
+ atf_tc_fail_errno("if config destroy");
+ }
+}
+
+ATF_TC(canwritelo);
+ATF_TC_HEAD(canwritelo, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "check that CAN sockets gets its own message via write");
+ atf_tc_set_md_var(tc, "timeout", "5");
+}
+
+ATF_TC_BODY(canwritelo, tc)
+{
+ const char ifname[] = "canlo0";
+ int s, rv;
+ struct sockaddr_can sa;
+ struct ifreq ifr;
+ struct can_frame cf_send, cf_receive;
+
+ rump_init();
+ cancfg_rump_createif(ifname);
+
+ s = -1;
+ if ((s = rump_sys_socket(AF_CAN, SOCK_RAW, CAN_RAW)) < 0) {
+ atf_tc_fail_errno("CAN socket");
+ }
+
+ strcpy(ifr.ifr_name, ifname );
+ if ((rv = rump_sys_ioctl(s, SIOCGIFINDEX, &ifr)) < 0) {
+ atf_tc_fail_errno("SIOCGIFINDEX");
+ }
+ ATF_CHECK_MSG(ifr.ifr_ifindex > 0, "%s index is %d (not > 0)",
+ ifname, ifr.ifr_ifindex);
+
+ sa.can_family = AF_CAN;
+ sa.can_ifindex = ifr.ifr_ifindex;
+
+ if ((rv = rump_sys_bind(s, (struct sockaddr *)&sa, sizeof(sa))) < 0) {
+ atf_tc_fail_errno("bind");
+ }
+
+ /*
+ * send a single byte message, but make sure remaining payload is
+ * not 0.
+ */
+
+ memset(&cf_send, 0, sizeof(cf_send));
+ cf_send.can_id = 1;
+ cf_send.can_dlc = 1;
+ cf_send.data[0] = 0xde;
+ cf_send.data[1] = 0xad;
+ cf_send.data[2] = 0xbe;
+ cf_send.data[3] = 0xef;
+
+ if (rump_sys_write(s, &cf_send, sizeof(cf_send) - 7) < 0) {
+ atf_tc_fail_errno("write");
+ }
+
+ memset(&cf_receive, 0, sizeof(cf_receive));
+ if (( rv = rump_sys_read(s, &cf_receive, sizeof(cf_receive))) < 0) {
+ atf_tc_fail_errno("read");
+ }
+
+ ATF_CHECK_MSG(rv > 0, "short read on socket");
+
+ memset(&cf_send, 0, sizeof(cf_send));
+ cf_send.can_id = 1;
+ cf_send.can_dlc = 1;
+ cf_send.data[0] = 0xde;
+ /* other data[] are expected to be 0 */
+
+ ATF_CHECK_MSG(memcmp(&cf_send, &cf_receive, sizeof(cf_send)) == 0,
+ "received packet is not what we sent");
+}
+
+ATF_TC(canwriteunbound);
+ATF_TC_HEAD(canwriteunbound, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "check that write to unbound CAN sockets fails");
+ atf_tc_set_md_var(tc, "timeout", "5");
+}
+
+ATF_TC_BODY(canwriteunbound, tc)
+{
+ const char ifname[] = "canlo0";
+ int s, rv;
+ struct sockaddr_can sa;
+ struct can_frame cf_send;
+
+ rump_init();
+ cancfg_rump_createif(ifname);
+
+ s = -1;
+ if ((s = rump_sys_socket(AF_CAN, SOCK_RAW, CAN_RAW)) < 0) {
+ atf_tc_fail_errno("CAN socket");
+ }
+
+ /*
+ * send a single byte message.
+ * not 0.
+ */
+
+ memset(&cf_send, 0, sizeof(cf_send));
+ cf_send.can_id = 1;
+ cf_send.can_dlc = 1;
+ cf_send.data[0] = 0xde;
+
+ rv = rump_sys_write(s, &cf_send, sizeof(cf_send) - 7);
+ ATF_CHECK_MSG(rv < 0 && errno == EDESTADDRREQ,
+ "write to unbound socket didn't fail");
+}
+
+ATF_TC(cansendtolo);
+ATF_TC_HEAD(cansendtolo, tc)
+{
+
+ atf_tc_set_md_var(tc, "descr", "check that CAN sockets gets its own message via sendto");
+ atf_tc_set_md_var(tc, "timeout", "5");
+}
+
+ATF_TC_BODY(cansendtolo, tc)
+{
+ const char ifname[] = "canlo0";
+ int s, rv;
+ struct sockaddr_can sa;
+ struct ifreq ifr;
+ struct can_frame cf_send, cf_receive;
+
+ rump_init();
+ cancfg_rump_createif(ifname);
+
+ s = -1;
+ if ((s = rump_sys_socket(AF_CAN, SOCK_RAW, CAN_RAW)) < 0) {
+ atf_tc_fail_errno("CAN socket");
+ }
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