static void test_arp(void)
{
struct ofp_ifnet mock_ifnet;
struct in_addr ip;
uint8_t mac[OFP_ETHER_ADDR_LEN] = { 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, };
/* The buffer passed into ofp_ipv4_lookup_mac() must be 8 bytes since
* a 64-bit operation is currently being used to copy a MAC address.
*/
uint8_t mac_result[OFP_ETHER_ADDR_LEN + 2];
CU_ASSERT(0 == ofp_init_local());
memset(&mock_ifnet, 0, sizeof(mock_ifnet));
CU_ASSERT(0 != inet_aton("1.1.1.1", &ip));
/* Test entry insert, lookup, and remove. */
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
memset(mac_result, 0xFF, OFP_ETHER_ADDR_LEN);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
CU_ASSERT(0 == memcmp(mac, mac_result, OFP_ETHER_ADDR_LEN));
CU_ASSERT(0 == ofp_arp_ipv4_remove(ip.s_addr, &mock_ifnet));
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
/* Test entry is aged out. */
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
OFP_INFO("Inserted ARP entry");
sleep(ARP_AGE_INTERVAL + ARP_ENTRY_TIMEOUT);
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
/* Test entry is aged out after a few hits. */
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
OFP_INFO("Inserted ARP entry");
sleep(ARP_AGE_INTERVAL);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
sleep(ARP_AGE_INTERVAL);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
sleep(ARP_AGE_INTERVAL + ARP_ENTRY_TIMEOUT);
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
}
static int
init_suite(void)
{
odp_pool_param_t pool_params;
ofp_pkt_hook pkt_hook[OFP_HOOK_MAX];
odp_pool_t pool;
odp_instance_t instance;
/* Init ODP before calling anything else */
if (odp_init_global(&instance, NULL, NULL)) {
OFP_ERR("Error: ODP global init failed.\n");
return -1;
}
/* Init this thread */
if (odp_init_local(instance, ODP_THREAD_CONTROL)) {
OFP_ERR("Error: ODP local init failed.\n");
return -1;
}
memset(pkt_hook, 0, sizeof(pkt_hook));
pkt_hook[OFP_HOOK_OUT_IPv4] = fastpath_hook_out_IPv4;
#ifdef INET6
pkt_hook[OFP_HOOK_OUT_IPv6] = fastpath_hook_out_IPv6;
#endif /* INET6 */
pool_params.pkt.seg_len = SHM_PKT_POOL_BUFFER_SIZE;
pool_params.pkt.len = SHM_PKT_POOL_BUFFER_SIZE;
pool_params.pkt.num = SHM_PKT_POOL_NB_PKTS;
pool_params.type = ODP_POOL_PACKET;
(void) ofp_init_pre_global(pool_name, &pool_params, pkt_hook, &pool,
ARP_AGE_INTERVAL, ARP_ENTRY_TIMEOUT);
ofp_arp_init_local();
init_ifnet();
ofp_arp_ipv4_insert(tun_rem_ip, tun_rem_mac, dev);
return 0;
}
static int
init_suite(void)
{
odp_pool_param_t pool_params;
ofp_pkt_hook pkt_hook[OFP_HOOK_MAX];
odp_instance_t instance;
/* Init ODP before calling anything else */
if (odp_init_global(&instance, NULL, NULL)) {
OFP_ERR("Error: ODP global init failed.\n");
return -1;
}
/* Init this thread */
if (odp_init_local(instance, ODP_THREAD_CONTROL)) {
OFP_ERR("Error: ODP local init failed.\n");
return -1;
}
memset(pkt_hook, 0, sizeof(pkt_hook));
pool_params.pkt.seg_len = SHM_PKT_POOL_BUFFER_SIZE;
pool_params.pkt.len = SHM_PKT_POOL_BUFFER_SIZE;
pool_params.pkt.num = SHM_PKT_POOL_SIZE / SHM_PKT_POOL_BUFFER_SIZE;
pool_params.type = ODP_POOL_PACKET;
(void) ofp_init_pre_global("packet_pool", &pool_params,
pkt_hook, &ofp_packet_pool,
ARP_AGE_INTERVAL, ARP_ENTRY_TIMEOUT);
ofp_arp_init_local();
init_ifnet();
ofp_arp_ipv4_insert(dst_ipaddr, dst_mac, dev);
nexthop.gw = dst_ipaddr;
nexthop.vlan = vlan;
nexthop.port = port;
return 0;
}
void *pp_thread(void *arg)
{
ALLOW_UNUSED_LOCAL(arg);
#if ODP_VERSION >= 102
if (odp_init_local(ODP_THREAD_WORKER)) {
#else
if (odp_init_local()) {
#endif
OFP_ERR("odp_init_local failed");
return NULL;
}
if (ofp_init_local()) {
OFP_ERR("ofp_init_local failed");
return NULL;
}
while (odp_atomic_load_u32(&still_running)) {
odp_event_t event;
odp_queue_t source_queue;
event = odp_schedule(&source_queue, ODP_SCHED_WAIT);
if (odp_event_type(event) != ODP_EVENT_TIMEOUT) {
OFP_ERR("Unexpected event type %d",
odp_event_type(event));
continue;
}
ofp_timer_handle(event);
}
return NULL;
}
static void test_arp(void)
{
struct ofp_ifnet mock_ifnet;
struct in_addr ip;
uint8_t mac[OFP_ETHER_ADDR_LEN] = { 0x00, 0xFF, 0x00, 0x00, 0xFF, 0x00, };
/* The buffer passed into ofp_ipv4_lookup_mac() must be 8 bytes since
* a 64-bit operation is currently being used to copy a MAC address.
*/
uint8_t mac_result[OFP_ETHER_ADDR_LEN + 2];
CU_ASSERT(0 == ofp_init_local());
memset(&mock_ifnet, 0, sizeof(mock_ifnet));
CU_ASSERT(0 != inet_aton("1.1.1.1", &ip));
/* Test entry insert, lookup, and remove. */
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
memset(mac_result, 0xFF, OFP_ETHER_ADDR_LEN);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
CU_ASSERT(0 == memcmp(mac, mac_result, OFP_ETHER_ADDR_LEN));
CU_ASSERT(0 == ofp_arp_ipv4_remove(ip.s_addr, &mock_ifnet));
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
/* Test entry is aged out. */
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
OFP_INFO("Inserted ARP entry");
sleep(ARP_AGE_INTERVAL + ARP_ENTRY_TIMEOUT);
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
/* Test entry is aged out after a few hits. */
CU_ASSERT(0 == ofp_arp_ipv4_insert(ip.s_addr, mac, &mock_ifnet));
OFP_INFO("Inserted ARP entry");
sleep(ARP_AGE_INTERVAL);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
sleep(ARP_AGE_INTERVAL);
CU_ASSERT(0 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
sleep(ARP_AGE_INTERVAL + ARP_ENTRY_TIMEOUT);
CU_ASSERT(-1 == ofp_ipv4_lookup_mac(ip.s_addr, mac_result, &mock_ifnet));
}
int main(void)
{
CU_pSuite ptr_suite = NULL;
int nr_of_failed_tests = 0;
int nr_of_failed_suites = 0;
/* Initialize the CUnit test registry */
if (CUE_SUCCESS != CU_initialize_registry())
return CU_get_error();
/* add a suite to the registry */
ptr_suite = CU_add_suite("ofp errno", init_suite, end_suite);
if (NULL == ptr_suite) {
CU_cleanup_registry();
return CU_get_error();
}
if (NULL == CU_ADD_TEST(ptr_suite, test_arp)) {
CU_cleanup_registry();
return CU_get_error();
}
#if defined(OFP_TESTMODE_AUTO)
CU_set_output_filename("CUnit-Util");
CU_automated_run_tests();
#else
/* Run all tests using the CUnit Basic interface */
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();
#endif
nr_of_failed_tests = CU_get_number_of_tests_failed();
nr_of_failed_suites = CU_get_number_of_suites_failed();
CU_cleanup_registry();
return (nr_of_failed_suites > 0 ?
nr_of_failed_suites : nr_of_failed_tests);
}
static void
test_ofp_packet_input_gre_processed_inner_pkt_forwarded(void)
{
odp_packet_t pkt;
odp_event_t ev;
int res;
struct ofp_ether_header *eth;
struct ofp_ip *ip;
struct ofp_ip *ip_encap;
uint32_t dst_ip;
uint8_t dst_mac_addr[6] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
my_test_val = TEST_LOCAL_HOOK_GRE;
/* Call ofp_packet_input using a GRE pkt with destination ip
* that matches the local ip on ifnet, tunnel found, GRE processed.
* Inner packet does not match local ip, route found,
* packet forwarded */
ifnet->ip_addr = local_ip;
if (create_odp_packet_ip4(&pkt, gre_frame, sizeof(gre_frame),
local_ip, tun_rem_ip)) {
CU_FAIL("Fail to create packet");
return;
}
ip_encap = (struct ofp_ip *)&in_pkt_data[38];
dst_ip = local_ip + 10;
test_ofp_add_route(port, vrf, vlan, ip_encap->ip_dst.s_addr, 24, 4,
dst_ip);
ofp_arp_ipv4_insert(dst_ip, dst_mac_addr, ifnet);
res = ofp_packet_input(pkt, interface_queue[port],
ofp_eth_vlan_processing);
CU_ASSERT_EQUAL(res, OFP_PKT_PROCESSED);
CU_ASSERT_NOT_EQUAL_FATAL(ev = odp_queue_deq(ifnet->outq_def),
ODP_EVENT_INVALID);
#ifdef SP
CU_ASSERT_EQUAL(odp_queue_deq(ifnet->spq_def), ODP_EVENT_INVALID);
#endif
CU_ASSERT_EQUAL(odp_queue_deq(ifnet->outq_def), ODP_EVENT_INVALID);
pkt = odp_packet_from_event(ev);
eth = odp_packet_data(pkt);
ip = odp_packet_l3_ptr(pkt, NULL);
if (memcmp(eth->ether_dhost, dst_mac_addr, OFP_ETHER_ADDR_LEN))
CU_FAIL("Bad destination mac address.");
if (memcmp(eth->ether_shost, ifnet->mac, OFP_ETHER_ADDR_LEN))
CU_FAIL("Bad source mac address.");
CU_ASSERT_EQUAL(ip->ip_src.s_addr, ip_encap->ip_src.s_addr);
CU_ASSERT_EQUAL(ip->ip_dst.s_addr, ip_encap->ip_dst.s_addr);
if (memcmp(ip + (ip->ip_hl << 2), ip_encap + (ip->ip_hl << 2),
odp_be_to_cpu_16(ip_encap->ip_len) - (ip->ip_hl << 2)))
CU_FAIL("corrupt l3 + data");
odp_packet_free(odp_packet_from_event(ev));
ifnet->ip_addr = 0;
CU_PASS("ofp_packet_input_gre_processed_inner_pkt_to_sp");
}
static void
test_ofp_packet_input_forwarding_to_output(void)
{
odp_packet_t pkt;
odp_event_t ev;
int res;
/* Call ofp_packet_input using a pkt with destination ip
* that does NOT match the local ip on ifnet and a route is found.
* ARP is found for gateway IP.
* Function returns OFP_PKT_PROCESSED and
* packet is forwarded to ofp_ip_output.*/
unsigned char ll_addr[13] = "123456789012";
my_test_val = TEST_FORWARD_HOOK;
CU_ASSERT_EQUAL(
ofp_ipv4_lookup_mac(dst_ipaddr + 1, ll_addr, ifnet), -1);
CU_ASSERT_EQUAL(
ofp_arp_ipv4_insert(dst_ipaddr + 1, ll_addr, ifnet), 0);
if (create_odp_packet_ip4(&pkt, test_frame, sizeof(test_frame),
dst_ipaddr, 0)) {
CU_FAIL("Fail to create packet");
return;
}
res = ofp_packet_input(pkt, interface_queue[port],
ofp_eth_vlan_processing);
CU_ASSERT_EQUAL(res, OFP_PKT_PROCESSED);
CU_ASSERT_NOT_EQUAL(ev = odp_queue_deq(ifnet->outq_def),
ODP_EVENT_INVALID);
CU_ASSERT_EQUAL(odp_queue_deq(ifnet->outq_def), ODP_EVENT_INVALID);
#ifdef SP
CU_ASSERT_EQUAL(odp_queue_deq(ifnet->spq_def), ODP_EVENT_INVALID);
#endif /* SP */
CU_ASSERT_EQUAL(odp_packet_len(pkt), sizeof(test_frame));
pkt = odp_packet_from_event(ev);
struct ofp_ip *ip_in_pkt_data =
(struct ofp_ip *)(in_pkt_data + OFP_ETHER_HDR_LEN);
ip_in_pkt_data->ip_ttl--;
#ifdef OFP_PERFORMANCE
/*checksum is not filled on ip_output*/
ip_in_pkt_data->ip_sum =
((struct ofp_ip *)odp_packet_l3_ptr(pkt, NULL))->ip_sum;
#else
ip_in_pkt_data->ip_sum = 0;
ip_in_pkt_data->ip_sum = ofp_cksum_buffer((uint16_t *)ip_in_pkt_data,
ip_in_pkt_data->ip_hl<<2);
#endif
if (memcmp((uint8_t *)odp_packet_data(pkt) + odp_packet_l3_offset(pkt),
in_pkt_data + OFP_ETHER_HDR_LEN,
sizeof(test_frame) - OFP_ETHER_HDR_LEN))
CU_FAIL("corrupt l3 + data forwarded");
struct ofp_ether_header *eth =
(struct ofp_ether_header *)odp_packet_l2_ptr(pkt, NULL);
if (memcmp(eth->ether_dhost, ll_addr, OFP_ETHER_ADDR_LEN))
CU_FAIL("Bad destination mac address on the forwarded packet");
CU_ASSERT_EQUAL(eth->ether_type, odp_cpu_to_be_16(OFP_ETHERTYPE_IP));
CU_PASS("ofp_packet_input_forwarding_to_output");
}
