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Merge pull request #20372 from xnumad/rtr_ltime-test
tests/gnrc_ipv6_nib: rtr_ltime test
This commit is contained in:
benpicco
GitHub
commit
7dbb298766
@ -1046,13 +1046,61 @@ static void test_handle_pkt__rtr_adv__invalid_opt_len(void)
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TEST_ASSERT_EQUAL_INT(0, msg_avail());
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}
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static void test_handle_pkt__rtr_adv__options_success(bool sl2ao, bool mtuo, bool pio,
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uint8_t pio_flags, unsigned exp_addr_count,
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_netif_exp_t exp_netif);
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/**
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* Check if SLAAC generated a neighbor solicitation
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*/
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static void test_handle_pkt__rtr_adv__slaac_triggers_dad(void)
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{
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msg_t msg;
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gnrc_pktsnip_t *pkt;
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gnrc_netif_hdr_t *netif_hdr;
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ipv6_hdr_t *ipv6_hdr;
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ndp_nbr_adv_t *nbr_sol;
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TEST_ASSERT_EQUAL_INT(1, msg_avail());
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msg_receive(&msg);
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TEST_ASSERT_EQUAL_INT(GNRC_NETAPI_MSG_TYPE_SND, msg.type);
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pkt = msg.content.ptr;
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/* first snip is a netif header to _mock_netif */
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TEST_ASSERT_NOT_NULL(pkt);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_NETIF, pkt->type);
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TEST_ASSERT(sizeof(gnrc_netif_hdr_t) <= pkt->size);
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netif_hdr = pkt->data;
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TEST_ASSERT_EQUAL_INT(_mock_netif->pid, netif_hdr->if_pid);
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/* second snip is an IPv6 header to solicited nodes of _loc_gb */
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TEST_ASSERT_NOT_NULL(pkt->next);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_IPV6, pkt->next->type);
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TEST_ASSERT_EQUAL_INT(sizeof(ipv6_hdr_t), pkt->next->size);
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ipv6_hdr = pkt->next->data;
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TEST_ASSERT_MESSAGE(ipv6_addr_equal(&ipv6_hdr->dst,
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&_loc_sol_nodes),
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"ipv6_hdr->dst != _loc_sol_nodes");
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TEST_ASSERT_EQUAL_INT(255, ipv6_hdr->hl);
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/* third snip is a valid solicited neighbor solicitation to
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* _loc_gb */
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TEST_ASSERT_NOT_NULL(pkt->next->next);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_ICMPV6, pkt->next->next->type);
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TEST_ASSERT_EQUAL_INT(sizeof(ndp_nbr_sol_t), pkt->next->next->size);
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nbr_sol = pkt->next->next->data;
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TEST_ASSERT_EQUAL_INT(ICMPV6_NBR_SOL, nbr_sol->type);
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TEST_ASSERT_EQUAL_INT(0, nbr_sol->code);
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TEST_ASSERT(!ipv6_addr_is_multicast(&nbr_sol->tgt));
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TEST_ASSERT_MESSAGE(ipv6_addr_equal(&_loc_gb, &nbr_sol->tgt),
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"_loc_gb != nbr_sol->tgt");
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/* no further options */
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TEST_ASSERT_NULL(pkt->next->next->next);
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gnrc_pktbuf_release(pkt);
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}
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static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
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bool set_rtr_adv_fields,
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bool sl2ao, bool mtuo,
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bool pio, uint8_t pio_flags)
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{
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gnrc_ipv6_nib_pl_t prefix;
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gnrc_ipv6_nib_nc_t nce;
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gnrc_ipv6_nib_ft_t route;
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void *state = NULL;
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size_t icmpv6_len = _set_rtr_adv(&_rem_ll, NDP_HOP_LIMIT, 0U,
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@ -1101,7 +1149,46 @@ static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
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TEST_ASSERT_EQUAL_INT(exp_netif.cur_hl,
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_mock_netif->cur_hl);
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}
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state = NULL;
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if (pio && (pio_flags & NDP_OPT_PI_FLAGS_A)) {
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test_handle_pkt__rtr_adv__slaac_triggers_dad();
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}
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test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif);
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{
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/*
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* > The Router Lifetime applies only to
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the router's usefulness as a default router; it
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does not apply to information contained in other
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message fields or options.
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* - https://datatracker.ietf.org/doc/html/rfc4861#section-4.2
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* So send a RA with Router Lifetime value of zero,
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* to test that _handle_rtr_timeout follows this behavior.
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* If it doesn't, the following tests for RA options again will fail.
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*/
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icmpv6_len = _set_rtr_adv(&_rem_ll, NDP_HOP_LIMIT, 0U,
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false, 0U,
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_REACH_TIME, _RTR_LTIME,
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NULL, sizeof(_rem_l2),
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0U,
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NULL, _LOC_GB_PFX_LEN,
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0U,
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_PIO_PFX_LTIME, _PIO_PFX_LTIME);
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ndp_rtr_adv_t *rtr_adv = (ndp_rtr_adv_t *)icmpv6;
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rtr_adv->ltime = byteorder_htons(0);
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gnrc_ipv6_nib_handle_pkt(_mock_netif, ipv6, icmpv6, icmpv6_len);
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}
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test_handle_pkt__rtr_adv__options_success(sl2ao, mtuo, pio, pio_flags, exp_addr_count, exp_netif);
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}
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static void test_handle_pkt__rtr_adv__options_success(bool sl2ao, bool mtuo, bool pio,
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uint8_t pio_flags,
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const unsigned exp_addr_count,
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_netif_exp_t exp_netif)
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{
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gnrc_ipv6_nib_pl_t prefix;
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gnrc_ipv6_nib_nc_t nce;
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void *state = NULL;
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if (sl2ao) {
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TEST_ASSERT_MESSAGE(gnrc_ipv6_nib_nc_iter(0, &state, &nce),
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"No neighbor cache entry found");
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@ -1129,50 +1216,9 @@ static void test_handle_pkt__rtr_adv__success(uint8_t rtr_adv_flags,
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state = NULL;
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if (pio) {
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if (pio_flags & NDP_OPT_PI_FLAGS_A) {
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msg_t msg;
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gnrc_pktsnip_t *pkt;
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gnrc_netif_hdr_t *netif_hdr;
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ipv6_hdr_t *ipv6_hdr;
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ndp_nbr_adv_t *nbr_sol;
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TEST_ASSERT_MESSAGE(gnrc_netif_ipv6_addr_idx(_mock_netif,
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&_loc_gb) >= 0,
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"Address was not configured by PIO");
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/* Check if SLAAC generated a neighbor solicitation */
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TEST_ASSERT_EQUAL_INT(1, msg_avail());
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msg_receive(&msg);
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TEST_ASSERT_EQUAL_INT(GNRC_NETAPI_MSG_TYPE_SND, msg.type);
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pkt = msg.content.ptr;
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/* first snip is a netif header to _mock_netif */
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TEST_ASSERT_NOT_NULL(pkt);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_NETIF, pkt->type);
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TEST_ASSERT(sizeof(gnrc_netif_hdr_t) <= pkt->size);
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netif_hdr = pkt->data;
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TEST_ASSERT_EQUAL_INT(_mock_netif->pid, netif_hdr->if_pid);
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/* second snip is an IPv6 header to solicited nodes of _loc_gb */
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TEST_ASSERT_NOT_NULL(pkt->next);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_IPV6, pkt->next->type);
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TEST_ASSERT_EQUAL_INT(sizeof(ipv6_hdr_t), pkt->next->size);
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ipv6_hdr = pkt->next->data;
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TEST_ASSERT_MESSAGE(ipv6_addr_equal(&ipv6_hdr->dst,
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&_loc_sol_nodes),
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"ipv6_hdr->dst != _loc_sol_nodes");
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TEST_ASSERT_EQUAL_INT(255, ipv6_hdr->hl);
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/* third snip is a valid solicited neighbor solicitation to
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* _loc_gb */
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TEST_ASSERT_NOT_NULL(pkt->next->next);
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TEST_ASSERT_EQUAL_INT(GNRC_NETTYPE_ICMPV6, pkt->next->next->type);
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TEST_ASSERT_EQUAL_INT(sizeof(ndp_nbr_sol_t), pkt->next->next->size);
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nbr_sol = pkt->next->next->data;
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TEST_ASSERT_EQUAL_INT(ICMPV6_NBR_SOL, nbr_sol->type);
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TEST_ASSERT_EQUAL_INT(0, nbr_sol->code);
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TEST_ASSERT(!ipv6_addr_is_multicast(&nbr_sol->tgt));
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TEST_ASSERT_MESSAGE(ipv6_addr_equal(&_loc_gb, &nbr_sol->tgt),
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"_loc_gb != nbr_sol->tgt");
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/* no further options */
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TEST_ASSERT_NULL(pkt->next->next->next);
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gnrc_pktbuf_release(pkt);
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}
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else {
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TEST_ASSERT_MESSAGE(gnrc_netif_ipv6_addr_idx(_mock_netif,
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