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https://github.com/freebsd/freebsd-src
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4d846d260e
The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
419 lines
14 KiB
C
419 lines
14 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2019 Alexander V. Chernikov
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "rtsock_common.h"
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#include "rtsock_config.h"
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static void
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jump_vnet(struct rtsock_test_config *c, const atf_tc_t *tc)
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{
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char vnet_name[512];
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snprintf(vnet_name, sizeof(vnet_name), "vt-%s", atf_tc_get_ident(tc));
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RLOG("jumping to %s", vnet_name);
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vnet_switch_one(vnet_name, c->ifname);
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/* Update ifindex cache */
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c->ifindex = if_nametoindex(c->ifname);
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}
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static inline struct rtsock_test_config *
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presetup_ipv6(const atf_tc_t *tc)
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{
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struct rtsock_test_config *c;
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int ret;
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c = config_setup(tc, NULL);
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jump_vnet(c, tc);
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ret = iface_turn_up(c->ifname);
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ATF_REQUIRE_MSG(ret == 0, "Unable to turn up %s", c->ifname);
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ret = iface_enable_ipv6(c->ifname);
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ATF_REQUIRE_MSG(ret == 0, "Unable to enable IPv6 on %s", c->ifname);
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c->rtsock_fd = rtsock_setup_socket();
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return (c);
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}
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static inline struct rtsock_test_config *
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presetup_ipv4(const atf_tc_t *tc)
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{
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struct rtsock_test_config *c;
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int ret;
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c = config_setup(tc, NULL);
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jump_vnet(c, tc);
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/* assumes ifconfig doing IFF_UP */
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ret = iface_setup_addr(c->ifname, c->addr4_str, c->plen4);
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ATF_REQUIRE_MSG(ret == 0, "ifconfig failed");
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c->rtsock_fd = rtsock_setup_socket();
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return (c);
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}
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static void
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prepare_route_message(struct rt_msghdr *rtm, int cmd, struct sockaddr *dst,
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struct sockaddr *gw)
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{
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rtsock_prepare_route_message(rtm, cmd, dst, NULL, gw);
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rtm->rtm_flags |= (RTF_HOST | RTF_STATIC | RTF_LLDATA);
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}
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/* TESTS */
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#define DECLARE_TEST_VARS \
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char buffer[2048], msg[512]; \
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ssize_t len; \
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int ret; \
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struct rtsock_test_config *c; \
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struct rt_msghdr *rtm = (struct rt_msghdr *)buffer; \
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struct sockaddr *sa; \
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\
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#define DECLARE_CLEANUP_VARS \
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struct rtsock_test_config *c = config_setup(tc); \
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\
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#define DESCRIBE_ROOT_TEST(_msg) config_describe_root_test(tc, _msg)
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#define CLEANUP_AFTER_TEST config_generic_cleanup(tc)
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#define RTM_DECLARE_ROOT_TEST(_name, _descr) \
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ATF_TC_WITH_CLEANUP(_name); \
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ATF_TC_HEAD(_name, tc) \
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{ \
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DESCRIBE_ROOT_TEST(_descr); \
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} \
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ATF_TC_CLEANUP(_name, tc) \
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{ \
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CLEANUP_AFTER_TEST; \
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}
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RTM_DECLARE_ROOT_TEST(rtm_add_v6_ll_lle_success, "Tests addition of link-local IPv6 ND entry");
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ATF_TC_BODY(rtm_add_v6_ll_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv6(tc);
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char str_buf[128];
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struct sockaddr_in6 sin6;
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/* Interface here is optional. XXX: verify kernel side. */
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char *v6addr = "fe80::4242:4242";
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", v6addr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)&sin6);
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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/*
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* Got message of size 240 on 2019-12-17 15:06:51
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* RTM_ADD: Add Route: len 240, pid: 0, seq 0, errno 0, flags: <UP,HOST,DONE,LLINFO>
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* sockaddrs: 0x3 <DST,GATEWAY>
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* af=inet6 len=28 addr=fe80::4242:4242 scope_id=3 if_name=tap4242
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* af=link len=54 sdl_index=3 if_name=tap4242 addr=52:54:00:14:E3:10
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*/
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin6, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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#if 0
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/* Disable the check until https://reviews.freebsd.org/D22003 merge */
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/* Some additional checks to verify kernel has filled in interface data */
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struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
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RTSOCK_ATF_REQUIRE_MSG(rtm, sdl->sdl_type > 0, "sdl_type not set");
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#endif
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}
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RTM_DECLARE_ROOT_TEST(rtm_add_v6_gu_lle_success, "Tests addition of global IPv6 ND entry");
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ATF_TC_BODY(rtm_add_v6_gu_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv6(tc);
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char str_buf[128];
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struct sockaddr_in6 sin6;
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sin6 = c->net6;
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#define _s6_addr32 __u6_addr.__u6_addr32
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sin6.sin6_addr._s6_addr32[3] = htonl(0x42424242);
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#undef _s6_addr32
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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/*
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* Got message of size 240 on 2019-12-17 14:56:43
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* RTM_ADD: Add Route: len 240, pid: 0, seq 0, errno 0, flags: <UP,HOST,DONE,LLINFO>
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* sockaddrs: 0x3 <DST,GATEWAY>
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* af=inet6 len=28 addr=2001:db8::4242:4242
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* af=link len=54 sdl_index=3 if_name=tap4242 addr=52:54:00:14:E3:10
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*/
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/* XXX: where is uRPF?! this should fail */
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin6, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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#if 0
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/* Disable the check until https://reviews.freebsd.org/D22003 merge */
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/* Some additional checks to verify kernel has filled in interface data */
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struct sockaddr_dl *sdl = (struct sockaddr_dl *)sa;
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RTSOCK_ATF_REQUIRE_MSG(rtm, sdl->sdl_type > 0, "sdl_type not set");
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#endif
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}
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RTM_DECLARE_ROOT_TEST(rtm_add_v4_gu_lle_success, "Tests addition of IPv4 ARP entry");
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ATF_TC_BODY(rtm_add_v4_gu_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv4(tc);
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char str_buf[128];
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struct sockaddr_in sin;
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sin = c->addr4;
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/* Use the next IPv4 address after self */
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sin.sin_addr.s_addr = htonl(ntohl(sin.sin_addr.s_addr) + 1);
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin, (struct sockaddr *)ðer);
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len = rtsock_send_rtm(c->rtsock_fd, rtm);
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/*
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* RTM_ADD: Add Route: len 224, pid: 43131, seq 42, errno 0, flags: <HOST,DONE,LLINFO,STATIC>
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* sockaddrs: 0x3 <DST,GATEWAY>
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* af=inet len=16 addr=192.0.2.2
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* af=link len=54 sdl_index=3 if_name=tap4242 addr=52:54:00:14:E3:10
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*/
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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/*
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* TODO: Currently kernel code does not set sdl_type, contrary to IPv6.
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*/
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}
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RTM_DECLARE_ROOT_TEST(rtm_del_v6_ll_lle_success, "Tests removal of link-local IPv6 ND entry");
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ATF_TC_BODY(rtm_del_v6_ll_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv6(tc);
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char str_buf[128];
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struct sockaddr_in6 sin6;
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/* Interface here is optional. XXX: verify kernel side. */
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char *v6addr = "fe80::4242:4242";
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", v6addr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)&sin6);
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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/* Successfully added an entry, let's try to remove it. */
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prepare_route_message(rtm, RTM_DELETE, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_type == RTM_DELETE, "rtm_type is not delete");
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin6, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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/*
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* TODO: Currently kernel code does not set sdl_type on delete.
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*/
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}
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RTM_DECLARE_ROOT_TEST(rtm_del_v6_gu_lle_success, "Tests removal of global IPv6 ND entry");
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ATF_TC_BODY(rtm_del_v6_gu_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv6(tc);
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char str_buf[128];
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struct sockaddr_in6 sin6;
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sin6 = c->net6;
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#define _s6_addr32 __u6_addr.__u6_addr32
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sin6.sin6_addr._s6_addr32[3] = htonl(0x42424242);
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#undef _s6_addr32
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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len = rtsock_send_rtm(c->rtsock_fd, rtm);
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/* Successfully added an entry, let's try to remove it. */
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prepare_route_message(rtm, RTM_DELETE, (struct sockaddr *)&sin6, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_type == RTM_DELETE, "rtm_type is not delete");
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin6, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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/*
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* TODO: Currently kernel code does not set sdl_type on delete.
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*/
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}
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RTM_DECLARE_ROOT_TEST(rtm_del_v4_gu_lle_success, "Tests removal of IPv4 ARP entry");
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ATF_TC_BODY(rtm_del_v4_gu_lle_success, tc)
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{
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DECLARE_TEST_VARS;
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c = presetup_ipv4(tc);
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char str_buf[128];
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struct sockaddr_in sin;
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sin = c->addr4;
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/* Use the next IPv4 address after self */
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sin.sin_addr.s_addr = htonl(ntohl(sin.sin_addr.s_addr) + 1);
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struct sockaddr_dl ether;
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snprintf(str_buf, sizeof(str_buf), "%s%%%s", c->remote_lladdr, c->ifname);
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sa_convert_str_to_sa(str_buf, (struct sockaddr *)ðer);
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prepare_route_message(rtm, RTM_ADD, (struct sockaddr *)&sin, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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/* We successfully added an entry, let's try to remove it. */
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prepare_route_message(rtm, RTM_DELETE, (struct sockaddr *)&sin, (struct sockaddr *)ðer);
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rtsock_send_rtm(c->rtsock_fd, rtm);
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rtm = rtsock_read_rtm_reply(c->rtsock_fd, buffer, sizeof(buffer), rtm->rtm_seq);
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RTSOCK_ATF_REQUIRE_MSG(rtm, rtm->rtm_type == RTM_DELETE, "rtm_type is not delete");
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sa = rtsock_find_rtm_sa(rtm, RTA_DST);
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ret = sa_equal_msg(sa, (struct sockaddr *)&sin, msg, sizeof(msg));
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "DST sa diff: %s", msg);
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sa = rtsock_find_rtm_sa(rtm, RTA_GATEWAY);
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int sa_flags = SA_F_IGNORE_IFNAME | SA_F_IGNORE_IFTYPE | SA_F_IGNORE_MEMCMP;
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ret = sa_equal_msg_flags(sa, (struct sockaddr *)ðer, msg, sizeof(msg), sa_flags);
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RTSOCK_ATF_REQUIRE_MSG(rtm, ret != 0, "GATEWAY sa diff: %s", msg);
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/*
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* TODO: Currently kernel code does not set sdl_type, contrary to IPv6.
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*/
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}
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ATF_TP_ADD_TCS(tp)
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{
|
|
ATF_TP_ADD_TC(tp, rtm_add_v6_ll_lle_success);
|
|
ATF_TP_ADD_TC(tp, rtm_add_v6_gu_lle_success);
|
|
ATF_TP_ADD_TC(tp, rtm_add_v4_gu_lle_success);
|
|
ATF_TP_ADD_TC(tp, rtm_del_v6_ll_lle_success);
|
|
ATF_TP_ADD_TC(tp, rtm_del_v6_gu_lle_success);
|
|
ATF_TP_ADD_TC(tp, rtm_del_v4_gu_lle_success);
|
|
|
|
return (atf_no_error());
|
|
}
|
|
|
|
|