+++ /dev/null
-/*
- * Copyright (c) 2016 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <vnet/vnet.h>
-#include <vppinfra/error.h>
-#include <vnet/lisp-cp/lisp_cp_messages.h>
-#include <vnet/lisp-cp/control.h>
-#include <vnet/lisp-cp/lisp_msg_serdes.h>
-#include <vlibapi/api.h>
-#include <vnet/lisp-cp/packets.h>
-
-#define _assert(e) \
- error = CLIB_ERROR_ASSERT (e); \
- if (error) \
- goto done;
-
-static void print_chunk(u8 * b, int * offset, int c, char * des)
-{
- int i, n = offset[0] + c;;
- for (i = offset[0]; i < n; i++)
- {
- printf("0x%02x, ", b[i]);
- }
- printf(" // %s\n", des);
- *offset += c;
-}
-
-void print_map_request(map_request_hdr_t * h)
-{
-#define pchunk(_count, _desc) \
- print_chunk((u8 *)h, &offset, _count, _desc)
-
- int offset = 0;
-
- pchunk(4, "data");
- pchunk(8, "Nonce");
- pchunk(2, "Source-EID-AFI");
- pchunk(4, "Source EID Address");
- pchunk(2, "ITR-RLOC-AFI 1");
- pchunk(4, "ITR-RLOC Address 1");
- pchunk(2, "ITR-RLOC-AFI 2");
- pchunk(16, "ITR-RLOC Address 2");
- pchunk(1, "REC: reserved");
- pchunk(1, "REC: EID mask-len");
- pchunk(2, "REC: EID-prefix-AFI");
- pchunk(4, "REC: EID-prefix");
- printf("\n");
-}
-
-static clib_error_t * test_lisp_msg_push_ecm ()
-{
- vlib_main_t * vm = vlib_get_main ();
- clib_error_t * error = 0;
- gid_address_t la, ra;
- vlib_buffer_t * b = 0;
- u32 buff_len = 900;
- int lp = 0x15, rp = 0x14;
-
- b = clib_mem_alloc (buff_len);
- memset((u8 *)b, 0, buff_len);
- b->current_length = buff_len;
- b->current_data = sizeof(udp_header_t) + sizeof(ip4_header_t) +
- sizeof(ecm_hdr_t) + 1;
-
- la.type = GID_ADDR_IP_PREFIX;
- la.ippref.addr.ip.v4.as_u32 = 0xa1b2c3d4;
- la.ippref.addr.version = IP4;
-
- ra.type = GID_ADDR_IP_PREFIX;
- ra.ippref.addr.ip.v4.as_u32 = 0x90817263;
- ra.ippref.addr.version = IP4;
-
- ecm_hdr_t * lh = lisp_msg_push_ecm (vm, b, lp, rp, &la, &ra);
-
- u8 expected_ecm_hdr[] = {
- 0x80, 0x00, 0x00, 0x00
- };
- _assert(0 == memcmp(expected_ecm_hdr, lh, sizeof(expected_ecm_hdr)));
-
- ip4_header_t * ih = (ip4_header_t *) (lh + 1);
- /* clear ip checksum */
- memset((u8 *)ih + 10, 0, 2);
-
- u8 expected_ip4_hdr[] = {
- 0x45, /* version; IHL */
- 0x00, /* services */
- 0x03, 0xa0, /* total length */
- 0x00, 0x00, /* identification */
- 0x40, 0x00, /* flags; fragment offset*/
- 0xff, /* TTL */
- 0x11, /* protocol */
- 0x00, 0x00, /* header checksum */
- 0xd4, 0xc3, 0xb2, 0xa1, /* src IP */
- 0x63, 0x72, 0x81, 0x90, /* dst IP */
- };
- _assert(0 == memcmp(ih, expected_ip4_hdr, sizeof(expected_ip4_hdr)));
-
- udp_header_t * uh = (udp_header_t *) (ih + 1);
- /* clear udp checksum */
- memset((u8 *)uh + 6, 0, 2);
-
- u8 expected_udp_hdr[] = {
- 0x00, 0x15, /* src port */
- 0x00, 0x14, /* dst port */
- 0x03, 0x8c, /* length */
- 0x00, 0x00, /* checksum */
- };
- _assert(0 == memcmp(uh, expected_udp_hdr, sizeof(expected_udp_hdr)));
-
-done:
- clib_mem_free (b);
- return error;
-}
-
-static clib_error_t * test_lisp_msg_parse_mapping_record ()
-{
- clib_error_t * error = 0;
- locator_t probed;
- locator_t * locs = 0;
- vlib_buffer_t * b = 0;
- gid_address_t eid;
- u32 buff_len = 500;
-
- b = clib_mem_alloc (buff_len);
- memset((u8 *)b, 0, buff_len);
-
- u8 map_reply_records[] = {
- /* 1. record */
- 0x01, 0x02, 0x03, 0x04, /* record TTL */
- 0x01, /* locator count */
- 0x00, 0x00, 0x00, /* eid-mask-len; ... */
- 0x00, 0x00, /* reserved; map-version num */
- 0x00, 0x01, /* EID-Prefix-AFI */
- 0x33, 0x44, 0x55, 0x66, /* eid-prefix */
- /* loc */
- 0x0a, /* prority */
- 0x0b, /* weight */
- 0x0c, /* m-prority */
- 0x0d, /* m-weight */
- 0x00, 0x00, /* unused flags */
- 0x00, 0x01, /* Loc-AFI */
- 0xaa, 0xbb, 0xcc, 0xdd, /* Loator */
- };
- b->current_length = buff_len;
- clib_memcpy(b->data, map_reply_records, sizeof(map_reply_records));
-
- lisp_msg_parse_mapping_record (b, &eid, &locs, &probed);
- _assert(vec_len (locs) == 1);
- _assert(eid.ippref.addr.ip.v4.as_u32 == 0x66554433);
- _assert(locs[0].local == 0);
- _assert(locs[0].address.ippref.addr.ip.v4.as_u32 == 0xddccbbaa);
- _assert(locs[0].address.type == GID_ADDR_IP_PREFIX);
- _assert(locs[0].priority == 0xa);
- _assert(locs[0].weight == 0xb);
- _assert(locs[0].mpriority == 0xc);
- _assert(locs[0].mweight == 0xd);
-
-done:
- clib_mem_free (b);
- if (locs)
- vec_free (locs);
- return error;
-}
-
-static map_request_hdr_t *
-build_map_request (lisp_cp_main_t * lcm, vlib_buffer_t * b,
- gid_address_t * rlocs)
-{
- gid_address_t _seid, * seid = &_seid;
- gid_address_t _deid, * deid = &_deid;
- u8 is_smr_invoked = 1;
- u8 rloc_probe_set = 0;
- u64 nonce = 0;
- map_request_hdr_t * h = 0;
- memset (deid, 0, sizeof (deid[0]));
- memset (seid, 0, sizeof (seid[0]));
-
- gid_address_type (seid) = GID_ADDR_IP_PREFIX;
- ip_address_t * ip_addr = &gid_address_ip (seid);
- ip_addr_v4 (ip_addr).as_u32 = 0x12345678;
- seid->ippref.addr.version = IP4;
-
- gid_address_type (deid) = GID_ADDR_IP_PREFIX;
- ip_address_t * ip_addr2 = &gid_address_ip (deid);
- ip_addr_v4 (ip_addr2).as_u32 = 0x9abcdef0;
- deid->ippref.addr.version = IP4;
- gid_address_ippref_len (deid) = 24;
-
- h = lisp_msg_put_mreq (lcm, b, seid, deid, rlocs,
- is_smr_invoked, rloc_probe_set, &nonce);
- vec_free(rlocs);
- return h;
-}
-
-static void
-generate_rlocs (gid_address_t **rlocs, u32 * count)
-{
- gid_address_t gid_addr_data, * gid_addr = &gid_addr_data;
- memset (gid_addr, 0, sizeof (gid_addr[0]));
- ip_address_t * addr = &gid_address_ip (gid_addr);
-
- gid_address_type (gid_addr) = GID_ADDR_IP_PREFIX;
-
- ip_addr_version (addr) = IP4;
- ip_addr_v4 (addr).data_u32 = 0x10203040;
- vec_add1 (rlocs[0], gid_addr[0]);
-
- ip_addr_v6 (addr).as_u32[0] = 0xffeeddcc;
- ip_addr_v6 (addr).as_u32[1] = 0xbbaa9988;
- ip_addr_v6 (addr).as_u32[2] = 0x77665544;
- ip_addr_v6 (addr).as_u32[3] = 0x33221100;
- ip_addr_version (addr) = IP6;
- vec_add1 (rlocs[0], gid_addr[0]);
-}
-
-static clib_error_t * test_lisp_msg_parse ()
-{
- gid_address_t eid;
- lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
- map_request_hdr_t *h;
- gid_address_t gid;
- clib_error_t * error = 0;
- vlib_buffer_t * b;
- gid_address_t * rlocs_decode = 0, * rlocs = 0;
- u32 rloc_count_parse = 0;
-
- u8 * data = clib_mem_alloc(500);
- memset(data, 0, 500);
- b = (vlib_buffer_t *) data;
-
- generate_rlocs (&rlocs_decode, &rloc_count_parse);
- h = build_map_request (lcm, b, rlocs_decode);
-
- vlib_buffer_pull(b, sizeof(*h));
- u32 len = lisp_msg_parse_addr(b, &gid);
- _assert (len == 2 + 4
- /* Source-EID-AFI field lenght + IPv4 address length */);
- _assert (gid.ippref.addr.ip.v4.as_u32 == 0x12345678);
- _assert (gid.ippref.addr.version == IP4);
-
- u8 rloc_count = MREQ_ITR_RLOC_COUNT(h) + 1;
- lisp_msg_parse_itr_rlocs (b, &rlocs, rloc_count);
-
- _assert (vec_len (rlocs) == 2);
- _assert (rlocs[0].ippref.addr.ip.v4.as_u32 == 0x10203040);
- _assert (rlocs[0].ippref.addr.version == IP4);
-
- _assert (rlocs[1].ippref.addr.ip.v6.as_u32[0] == 0xffeeddcc);
- _assert (rlocs[1].ippref.addr.ip.v6.as_u32[1] == 0xbbaa9988);
- _assert (rlocs[1].ippref.addr.ip.v6.as_u32[2] == 0x77665544);
- _assert (rlocs[1].ippref.addr.ip.v6.as_u32[3] == 0x33221100);
- _assert (rlocs[1].ippref.addr.version == IP6);
-
- lisp_msg_parse_eid_rec (b, &eid);
- _assert (eid.ippref.addr.ip.v4.as_u32 == 0x9abcdef0);
- _assert (eid.ippref.addr.version == IP4);
- _assert (eid.ippref.len == 24);
-
-done:
- clib_mem_free (data);
- if (rlocs)
- vec_free (rlocs);
- return error;
-}
-
-static clib_error_t * test_lisp_msg_put_mreq_with_lcaf ()
-{
- lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
- clib_error_t * error = 0;
- map_request_hdr_t *h = 0;
- gid_address_t * rlocs = 0;
-
- ip_prefix_t ippref;
- ip_prefix_version (&ippref) = IP4;
- ip4_address_t * ip = &ip_prefix_v4 (&ippref);
- ip->as_u32 = 0x11223344;
-
- gid_address_t g =
- {
- .type = GID_ADDR_IP_PREFIX,
- .ippref = ippref,
- .vni = 0x90919293,
- .vni_mask = 0x17
- };
- vec_add1 (rlocs, g);
-
- u8 * data = clib_mem_alloc (500);
- memset (data, 0, 500);
-
- h = build_map_request (lcm, (vlib_buffer_t *) data, rlocs);
-
- /* clear Nonce to simplify comparison */
- memset ((u8 *)h + 4, 0, 8);
-
- u8 expected_data[] =
- {
- 0x10, 0x40, 0x00, 0x01, /* type; flags; IRC; REC count */
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, /* nonce */
- 0x00, 0x01, /* Source-EID-AFI */
- 0x78, 0x56, 0x34, 0x12, /* Source EID Address */
-
- /* RLOCs */
- 0x40, 0x03, /* AFI = LCAF*/
- /* LCAF header*/
- 0x00, 0x00, /* reserved1, flags */
- 0x02, /* type = Instance ID */
- 0x17, /* IID mask-len */
- 0x00, 0x0a, /* lenght */
- 0x90, 0x91, 0x92, 0x93, /* IID / VNI */
-
- 0x00, 0x01, /* AFI = ipv4 */
- 0x44, 0x33, 0x22, 0x11, /* ITR-RLOC Address 1 */
-
- /* record */
- 0x00, /* reserved */
- 0x18, /* EID mask-len */
- 0x00, 0x01, /* EID-prefix-AFI */
- 0xf0, 0xde, 0xbc, 0x9a, /* EID-prefix */
- };
-
- _assert (0 == memcmp (expected_data, (u8 *) h, sizeof (expected_data)));
-done:
- clib_mem_free (data);
- return error;
-}
-
-static clib_error_t * test_lisp_msg_put_mreq ()
-{
- lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
- clib_error_t * error = 0;
- map_request_hdr_t *h;
- gid_address_t * rlocs = 0;
- u32 rloc_count = 0;
-
- u8 * data = clib_mem_alloc(500);
- memset(data, 0, 500);
-
- generate_rlocs (&rlocs, &rloc_count);
- h = build_map_request (lcm, (vlib_buffer_t *) data, rlocs);
-
- /* clear Nonce to simplify comparison */
- memset((u8 *)h + 4, 0, 8);
-
- print_map_request(h);
-
- u8 expected_data[50] = {
- 0x10, 0x40, 0x01, 0x01, /* type; flags; IRC; REC count */
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, /* nonce */
- 0x00, 0x01, /* Source-EID-AFI */
- 0x78, 0x56, 0x34, 0x12, /* Source EID Address */
-
- /* RLOCs */
- 0x00, 0x01, /* ITR-RLOC-AFI 1 */
- 0x40, 0x30, 0x20, 0x10, /* ITR-RLOC Address 1 */
- 0x00, 0x02, /* ITR-RLOC-AFI 2 */
- 0xcc, 0xdd, 0xee, 0xff,
- 0x88, 0x99, 0xaa, 0xbb,
- 0x44, 0x55, 0x66, 0x77,
- 0x00, 0x11, 0x22, 0x33, /* ITR-RLOC Address 2 */
-
- /* record */
- 0x00, /* reserved */
- 0x18, /* EID mask-len */
- 0x00, 0x01, /* EID-prefix-AFI */
- 0xf0, 0xde, 0xbc, 0x9a, /* EID-prefix */
- };
- _assert (0 == memcmp (expected_data, (u8 *) h, sizeof (expected_data)));
-
-done:
- clib_mem_free (data);
- return error;
-}
-
-/* generate a vector of eid records */
-static mapping_t *
-build_test_map_records ()
-{
- mapping_t * records = 0;
-
- mapping_t r = {
- .ttl = 0x44332211,
- .eid = {
- .type = GID_ADDR_MAC,
- .mac = {1, 2, 3, 4, 5, 6},
- .vni = 0x0
- }
- };
-
- locator_t loc = {
- .weight = 1,
- .priority = 2,
- .local = 1,
- .address = {
- .type = GID_ADDR_IP_PREFIX,
- .ippref = {
- .addr = {
- .ip.v4.as_u32 = 0x99887766,
- .version = IP4
- }
- }
- }
- };
- vec_add1 (r.locators, loc);
- vec_add1 (records, r);
-
- return records;
-}
-
-static void
-free_test_map_records (mapping_t * maps)
-{
- mapping_t * map;
- vec_foreach (map, maps)
- {
- vec_free (map->locators);
- }
- vec_free (maps);
-}
-
-static clib_error_t *
-test_lisp_map_register ()
-{
- vlib_buffer_t *b;
- clib_error_t * error = 0;
- u64 nonce;
- u32 msg_len = 0;
- mapping_t * records = build_test_map_records ();
-
- u8 * data = clib_mem_alloc(500);
- memset(data, 0, 500);
- b = (vlib_buffer_t *) data;
-
- lisp_msg_put_map_register (b, records, 1 /* want map notify */,
- 20 /* length of HMAC_SHA_1_96 */,
- &nonce, &msg_len);
- free_test_map_records (records);
-
- /* clear Nonce to simplify comparison */
- memset((u8 *)b->data + 4, 0, 8);
-
- /* clear authentication data */
- memset ((u8 *)b->data + 16, 0, 20);
-
- u8 expected_data[] = {
- 0x30, 0x00, 0x01, 0x01, /* type; rsvd; want notify; REC count */
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, /* nonce */
- 0x00, 0x00, 0x00, 0x00, /* key id, auth data length:
- both are zeroes because those are set in another
- function (see auth_data_len_by_key_id())*/
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, /* auth data */
-
- /* first record */
- 0x44, 0x33, 0x22, 0x11, /* ttl */
- 0x01, 0x00, 0x00, 0x00, /* loc count, eid len, ACT, A */
- 0x00, 0x00, 0x40, 0x05, /* rsvd, map ver num, AFI = MAC */
- 0x01, 0x02, 0x03, 0x04,
- 0x05, 0x06, /* MAC EID */
-
- /* locator 1 */
- 0x02, 0x01, 0x00, 0x00, /* prio, weight, mprio, mweight */
- 0x00, 0x04, 0x00, 0x01, /* flags, AFI = ipv4 */
- 0x66, 0x77, 0x88, 0x99, /* ipv4 locator address */
- };
- _assert (0 == memcmp (expected_data, b->data, sizeof (expected_data)));
-done:
- clib_mem_free (data);
- return error;
-}
-
-static clib_error_t *
-test_lisp_parse_lcaf ()
-{
- int i;
- clib_error_t * error = 0;
- gid_address_t eid;
- locator_t * locs = 0;
- locator_t probed;
- vlib_buffer_t * b = 0;
- u32 buff_len = 500;
-
- b = clib_mem_alloc (buff_len);
- memset ((u8 *)b, 0, buff_len);
-
- u8 map_reply_records[] =
- {
- /* 1. record */
- 0x01, 0x02, 0x03, 0x04, /* record TTL */
- 0x03, /* locator count */
- 0x00, 0x00, 0x00, /* eid-mask-len; ... */
- 0x00, 0x00, /* reserved; map-version num */
- 0x00, 0x01, /* EID-Prefix-AFI */
- 0x33, 0x44, 0x55, 0x66, /* eid-prefix */
-
- /* 1st locator */
- 0x0a, /* prority */
- 0x0b, /* weight */
- 0x0c, /* m-prority */
- 0x0d, /* m-weight */
- 0x00, 0x00, /* unused flags */
- 0x40, 0x03, /* Loc-AFI = LCAF*/
-
- /* LCAF header*/
- 0x00, 0x00, /* reserved1, flags */
- 0x02, /* type = Instance ID */
- 0x18, /* IID mask-len */
- 0x00, 0x0a, /* lenght */
- /* LCAF Instance ID */
- 0x00, 0x00, 0x00, 0x09, /* iid */
- 0x00, 0x01, /* AFI = ipv4 */
- 0x10, 0xbb, 0xcc, 0xdd, /* ipv4 loator address */
-
- /* 2nd locator */
- 0x07, /* prority */
- 0x06, /* weight */
- 0x05, /* m-prority */
- 0x04, /* m-weight */
- 0x00, 0x00, /* unused flags */
- 0x40, 0x03, /* Loc-AFI = LCAF*/
-
- /* LCAF header*/
- 0x00, 0x00, /* reserved1, flags */
- 0x02, /* type = Instance ID */
- 0x18, /* IID mask-len */
- 0x00, 0x16, /* iid length + next AFI lenght */
- /* LCAF Instance ID */
- 0x22, 0x44, 0x66, 0x88, /* iid */
- 0x00, 0x02, /* AFI = ipv6 */
- 0xcc, 0xdd, 0xee, 0xff,
- 0x88, 0x99, 0xaa, 0xbb,
- 0x44, 0x55, 0x66, 0x77,
- 0x00, 0x11, 0x22, 0x33, /* ipv6 locator address */
-
- /* 3rd locator */
- 0x0a, /* prority */
- 0x0b, /* weight */
- 0x0c, /* m-prority */
- 0x0d, /* m-weight */
- 0x00, 0x00, /* unused flags */
- 0x00, 0x01, /* Loc-AFI */
- 0xaa, 0xbb, 0xcc, 0xdd, /* Loator */
- };
-
- b->current_length = buff_len;
- memcpy (b->data, map_reply_records, sizeof (map_reply_records));
-
- lisp_msg_parse_mapping_record (b, &eid, &locs, &probed);
- _assert (vec_len (locs) == 3);
- _assert (eid.ippref.addr.ip.v4.as_u32 == 0x66554433);
-
- /* check 1st locator - an LCAF with ipv4 */
- _assert (locs[0].local == 0);
- _assert (locs[0].priority == 0xa);
- _assert (locs[0].weight == 0xb);
- _assert (locs[0].mpriority == 0xc);
- _assert (locs[0].mweight == 0xd);
-
- _assert (gid_address_type (&locs[0].address) == GID_ADDR_IP_PREFIX);
- _assert (gid_address_vni (&locs[0].address) == 0x09);
- ip_prefix_t * ip_pref = &gid_address_ippref (&locs[0].address);
- _assert (IP4 == ip_prefix_version (ip_pref));
-
- /* 2nd locator - LCAF entry with ipv6 address */
- _assert (locs[1].local == 0);
- _assert (locs[1].priority == 0x7);
- _assert (locs[1].weight == 0x6);
- _assert (locs[1].mpriority == 0x5);
- _assert (locs[1].mweight == 0x4);
-
- _assert (gid_address_type (&locs[1].address) == GID_ADDR_IP_PREFIX);
- _assert (0x22446688 == gid_address_vni (&locs[1].address));
- ip_pref = &gid_address_ippref (&locs[1].address);
- _assert (IP6 == ip_prefix_version (ip_pref));
-
- /* 3rd locator - simple ipv4 address */
- _assert (gid_address_type (&locs[2].address) == GID_ADDR_IP_PREFIX);
-done:
- clib_mem_free (b);
-
- for (i = 0; i < 3; i++)
- locator_free (&locs[i]);
- vec_free (locs);
- return error;
-}
-
-#define foreach_test_case \
- _(lisp_msg_put_mreq) \
- _(lisp_msg_put_mreq_with_lcaf) \
- _(lisp_msg_push_ecm) \
- _(lisp_msg_parse) \
- _(lisp_msg_parse_mapping_record) \
- _(lisp_parse_lcaf) \
- _(lisp_map_register)
-
-int run_tests (void)
-{
- clib_error_t * error;
-
-#define _(_test_name) \
- error = test_ ## _test_name (); \
- if (error) \
- { \
- clib_error_report (error); \
- return 0; \
- }
-
- foreach_test_case
-#undef _
-
- return 0;
-}
-
-int main()
-{
- return run_tests ();
-}
-#undef _assert
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