Holger Hans Peter Freyther | 232f621 | 2014-09-30 09:10:25 +0200 | [diff] [blame] | 1 | /* Test the SGSN */ |
| 2 | /* |
| 3 | * (C) 2014 by Holger Hans Peter Freyther |
| 4 | * (C) 2014 by sysmocom s.f.m.c. GmbH |
| 5 | * All Rights Reserved |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU Affero General Public License as published by |
| 9 | * the Free Software Foundation; either version 3 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU Affero General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU Affero General Public License |
| 18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 | * |
| 20 | */ |
| 21 | |
Neels Hofmeyr | 4b4c586 | 2017-09-04 15:13:25 +0200 | [diff] [blame] | 22 | #include <osmocom/sgsn/gprs_llc.h> |
| 23 | #include <osmocom/sgsn/sgsn.h> |
| 24 | #include <osmocom/sgsn/gprs_gmm.h> |
| 25 | #include <osmocom/sgsn/debug.h> |
| 26 | #include <osmocom/sgsn/gprs_subscriber.h> |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 27 | #include <osmocom/gsm/gsup.h> |
Neels Hofmeyr | 4b4c586 | 2017-09-04 15:13:25 +0200 | [diff] [blame] | 28 | #include <osmocom/sgsn/gsup_client.h> |
| 29 | #include <osmocom/sgsn/gprs_utils.h> |
| 30 | #include <osmocom/sgsn/gprs_gb_parse.h> |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 31 | |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 32 | #include <osmocom/gprs/gprs_bssgp.h> |
| 33 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 34 | #include <osmocom/gsm/gsm_utils.h> |
| 35 | |
| 36 | #include <osmocom/core/application.h> |
| 37 | #include <osmocom/core/msgb.h> |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 38 | #include <osmocom/core/rate_ctr.h> |
Neels Hofmeyr | 64a40bf | 2017-01-13 03:10:54 +0100 | [diff] [blame] | 39 | #include <osmocom/core/utils.h> |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 40 | |
Holger Hans Peter Freyther | 232f621 | 2014-09-30 09:10:25 +0200 | [diff] [blame] | 41 | #include <stdio.h> |
| 42 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 43 | void *tall_bsc_ctx; |
| 44 | static struct sgsn_instance sgsn_inst = { |
| 45 | .config_file = "osmo_sgsn.cfg", |
| 46 | .cfg = { |
| 47 | .gtp_statedir = "./", |
Jacob Erlbeck | d7b7773 | 2014-11-04 10:08:37 +0100 | [diff] [blame] | 48 | .auth_policy = SGSN_AUTH_POLICY_CLOSED, |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 49 | }, |
| 50 | }; |
| 51 | struct sgsn_instance *sgsn = &sgsn_inst; |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 52 | unsigned sgsn_tx_counter = 0; |
Jacob Erlbeck | 28c28f9 | 2015-10-12 19:36:32 +0200 | [diff] [blame] | 53 | struct msgb *last_msg = NULL; |
| 54 | struct gprs_gb_parse_context last_dl_parse_ctx; |
| 55 | |
| 56 | static void reset_last_msg() |
| 57 | { |
| 58 | if (last_msg) |
| 59 | msgb_free(last_msg); |
| 60 | |
| 61 | last_msg = NULL; |
| 62 | memset(&last_dl_parse_ctx, 0, sizeof(last_dl_parse_ctx)); |
| 63 | } |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 64 | |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 65 | static void cleanup_test() |
| 66 | { |
Jacob Erlbeck | 28c28f9 | 2015-10-12 19:36:32 +0200 | [diff] [blame] | 67 | reset_last_msg(); |
| 68 | } |
| 69 | |
| 70 | static uint32_t get_new_ptmsi(const struct gprs_gb_parse_context *parse_ctx) |
| 71 | { |
| 72 | uint32_t new_ptmsi = GSM_RESERVED_TMSI; |
| 73 | |
| 74 | if (parse_ctx->new_ptmsi_enc) |
| 75 | gprs_parse_tmsi(parse_ctx->new_ptmsi_enc, &new_ptmsi); |
| 76 | |
| 77 | return new_ptmsi; |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 78 | } |
| 79 | |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 80 | /* override */ |
| 81 | int bssgp_tx_dl_ud(struct msgb *msg, uint16_t pdu_lifetime, |
| 82 | struct bssgp_dl_ud_par *dup) |
| 83 | { |
Jacob Erlbeck | 28c28f9 | 2015-10-12 19:36:32 +0200 | [diff] [blame] | 84 | int rc; |
| 85 | |
| 86 | reset_last_msg(); |
| 87 | |
| 88 | last_msg = msg; |
| 89 | OSMO_ASSERT(msgb_data(last_msg) != NULL); |
| 90 | |
| 91 | rc = gprs_gb_parse_llc(msgb_data(last_msg), msgb_length(last_msg), |
| 92 | &last_dl_parse_ctx); |
| 93 | |
| 94 | fprintf(stderr, "Got DL LLC message: %s\n", |
| 95 | gprs_gb_message_name(&last_dl_parse_ctx, "UNKNOWN")); |
| 96 | |
| 97 | OSMO_ASSERT(rc > 0); |
| 98 | |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 99 | sgsn_tx_counter += 1; |
| 100 | return 0; |
| 101 | } |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 102 | |
Max | ca7be8a | 2017-11-01 13:28:38 +0100 | [diff] [blame] | 103 | /* override, requires '-Wl,--wrap=osmo_get_rand_id' */ |
| 104 | int __real_osmo_get_rand_id(uint8_t *data, size_t len); |
| 105 | int mock_osmo_get_rand_id(uint8_t *data, size_t len); |
| 106 | int (*osmo_get_rand_id_cb)(uint8_t *, size_t) = |
| 107 | &mock_osmo_get_rand_id; |
Max | 9943d7a | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 108 | |
Max | ca7be8a | 2017-11-01 13:28:38 +0100 | [diff] [blame] | 109 | int __wrap_osmo_get_rand_id(uint8_t *buf, size_t num) |
Max | 9943d7a | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 110 | { |
Max | ca7be8a | 2017-11-01 13:28:38 +0100 | [diff] [blame] | 111 | return (*osmo_get_rand_id_cb)(buf, num); |
Max | 9943d7a | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 112 | } |
| 113 | /* make results of A&C ref predictable */ |
Max | ca7be8a | 2017-11-01 13:28:38 +0100 | [diff] [blame] | 114 | int mock_osmo_get_rand_id(uint8_t *buf, size_t num) |
Max | 9943d7a | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 115 | { |
| 116 | if (num > 1) |
Max | ca7be8a | 2017-11-01 13:28:38 +0100 | [diff] [blame] | 117 | return __real_osmo_get_rand_id(buf, num); |
Max | 9943d7a | 2016-07-05 15:19:12 +0200 | [diff] [blame] | 118 | buf[0] = 0; |
| 119 | return 1; |
| 120 | } |
| 121 | |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 122 | /* override, requires '-Wl,--wrap=sgsn_update_subscriber_data' */ |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 123 | void __real_sgsn_update_subscriber_data(struct sgsn_mm_ctx *); |
| 124 | void (*update_subscriber_data_cb)(struct sgsn_mm_ctx *) = |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 125 | &__real_sgsn_update_subscriber_data; |
| 126 | |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 127 | void __wrap_sgsn_update_subscriber_data(struct sgsn_mm_ctx *mmctx) |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 128 | { |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 129 | (*update_subscriber_data_cb)(mmctx); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 130 | } |
| 131 | |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 132 | /* override, requires '-Wl,--wrap=gprs_subscr_request_update_location' */ |
| 133 | int __real_gprs_subscr_request_update_location(struct sgsn_mm_ctx *mmctx); |
| 134 | int (*subscr_request_update_location_cb)(struct sgsn_mm_ctx *mmctx) = |
| 135 | &__real_gprs_subscr_request_update_location; |
Jacob Erlbeck | d04f7cc | 2014-11-12 10:18:09 +0100 | [diff] [blame] | 136 | |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 137 | int __wrap_gprs_subscr_request_update_location(struct sgsn_mm_ctx *mmctx) { |
| 138 | return (*subscr_request_update_location_cb)(mmctx); |
| 139 | }; |
| 140 | |
| 141 | /* override, requires '-Wl,--wrap=gprs_subscr_request_auth_info' */ |
Pau Espin Pedrol | 78a62a5 | 2017-08-16 11:30:01 +0200 | [diff] [blame] | 142 | int __real_gprs_subscr_request_auth_info(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, const uint8_t *auts_rand); |
| 143 | int (*subscr_request_auth_info_cb)(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, const uint8_t *auts_rand) = |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 144 | &__real_gprs_subscr_request_auth_info; |
| 145 | |
Pau Espin Pedrol | 78a62a5 | 2017-08-16 11:30:01 +0200 | [diff] [blame] | 146 | int __wrap_gprs_subscr_request_auth_info(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, const uint8_t *auts_rand) { |
| 147 | return (*subscr_request_auth_info_cb)(mmctx, auts, auts_rand); |
Jacob Erlbeck | d04f7cc | 2014-11-12 10:18:09 +0100 | [diff] [blame] | 148 | }; |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 149 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 150 | /* override, requires '-Wl,--wrap=gsup_client_send' */ |
| 151 | int __real_gsup_client_send(struct gsup_client *gsupc, struct msgb *msg); |
| 152 | int (*gsup_client_send_cb)(struct gsup_client *gsupc, struct msgb *msg) = |
| 153 | &__real_gsup_client_send; |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 154 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 155 | int __wrap_gsup_client_send(struct gsup_client *gsupc, struct msgb *msg) |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 156 | { |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 157 | return (*gsup_client_send_cb)(gsupc, msg); |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 158 | }; |
| 159 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 160 | static int count(struct llist_head *head) |
| 161 | { |
| 162 | struct llist_head *cur; |
| 163 | int count = 0; |
| 164 | |
| 165 | llist_for_each(cur, head) |
| 166 | count += 1; |
| 167 | |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 168 | return count; |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 169 | } |
| 170 | |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 171 | static struct msgb *create_msg(const uint8_t *data, size_t len) |
| 172 | { |
| 173 | struct msgb *msg = msgb_alloc(len + 8, "test message"); |
| 174 | msg->l1h = msgb_put(msg, 8); |
| 175 | msg->l2h = msgb_put(msg, len); |
| 176 | memcpy(msg->l2h, data, len); |
| 177 | |
| 178 | msgb_bcid(msg) = msg->l1h; |
| 179 | msgb_gmmh(msg) = msg->l2h; |
| 180 | return msg; |
| 181 | } |
| 182 | |
Jacob Erlbeck | f43a299 | 2014-10-27 13:23:49 +0100 | [diff] [blame] | 183 | /* |
| 184 | * Create a context and search for it |
| 185 | */ |
| 186 | static struct sgsn_mm_ctx *alloc_mm_ctx(uint32_t tlli, struct gprs_ra_id *raid) |
| 187 | { |
| 188 | struct sgsn_mm_ctx *ctx, *ictx; |
| 189 | struct gprs_llc_lle *lle; |
| 190 | int old_count = count(gprs_llme_list()); |
| 191 | |
| 192 | lle = gprs_lle_get_or_create(tlli, 3); |
Alexander Couzens | 1c7869e | 2017-02-04 06:01:00 +0100 | [diff] [blame] | 193 | ctx = sgsn_mm_ctx_alloc_gb(tlli, raid); |
Alexander Couzens | 5e33f44 | 2017-01-31 15:34:26 +0100 | [diff] [blame] | 194 | ctx->gmm_state = GMM_REGISTERED_NORMAL; |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 195 | ctx->gb.llme = lle->llme; |
Jacob Erlbeck | f43a299 | 2014-10-27 13:23:49 +0100 | [diff] [blame] | 196 | |
| 197 | ictx = sgsn_mm_ctx_by_tlli(tlli, raid); |
| 198 | OSMO_ASSERT(ictx == ctx); |
| 199 | |
| 200 | OSMO_ASSERT(count(gprs_llme_list()) == old_count + 1); |
| 201 | |
| 202 | return ctx; |
| 203 | } |
| 204 | |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 205 | static void send_0408_message(struct gprs_llc_llme *llme, uint32_t tlli, |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 206 | const struct gprs_ra_id *bssgp_raid, |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 207 | const uint8_t *data, size_t data_len) |
| 208 | { |
| 209 | struct msgb *msg; |
| 210 | |
Jacob Erlbeck | 28c28f9 | 2015-10-12 19:36:32 +0200 | [diff] [blame] | 211 | reset_last_msg(); |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 212 | sgsn_tx_counter = 0; |
| 213 | |
| 214 | msg = create_msg(data, data_len); |
| 215 | msgb_tlli(msg) = tlli; |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 216 | bssgp_create_cell_id(msgb_bcid(msg), bssgp_raid, 0); |
Max | 4bc2821 | 2016-07-06 11:59:18 +0200 | [diff] [blame] | 217 | gsm0408_gprs_rcvmsg_gb(msg, llme, false); |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 218 | msgb_free(msg); |
| 219 | } |
| 220 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 221 | static void test_llme(void) |
| 222 | { |
| 223 | struct gprs_llc_lle *lle, *lle_copy; |
| 224 | uint32_t local_tlli; |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 225 | |
| 226 | printf("Testing LLME allocations\n"); |
| 227 | local_tlli = gprs_tmsi2tlli(0x234, TLLI_LOCAL); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 228 | |
| 229 | /* initial state */ |
| 230 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 231 | |
| 232 | /* Create a new entry */ |
| 233 | lle = gprs_lle_get_or_create(local_tlli, 3); |
| 234 | OSMO_ASSERT(lle); |
| 235 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
| 236 | |
| 237 | /* No new entry is created */ |
| 238 | lle_copy = gprs_lle_get_or_create(local_tlli, 3); |
| 239 | OSMO_ASSERT(lle == lle_copy); |
| 240 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 241 | |
| 242 | /* unassign which should delete it*/ |
Max | a86f5c0 | 2016-06-28 17:39:20 +0200 | [diff] [blame] | 243 | gprs_llgmm_unassign(lle->llme); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 244 | |
| 245 | /* Check that everything was cleaned up */ |
| 246 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 247 | |
| 248 | cleanup_test(); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 249 | } |
| 250 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 251 | struct gprs_subscr *last_updated_subscr = NULL; |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 252 | void my_dummy_sgsn_update_subscriber_data(struct sgsn_mm_ctx *mmctx) |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 253 | { |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 254 | OSMO_ASSERT(mmctx); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 255 | fprintf(stderr, "Called %s, mmctx = %p, subscr = %p\n", |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 256 | __func__, mmctx, mmctx->subscr); |
| 257 | last_updated_subscr = mmctx->subscr; |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 258 | } |
| 259 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 260 | static void assert_subscr(const struct gprs_subscr *subscr, const char *imsi) |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 261 | { |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 262 | struct gprs_subscr *sfound; |
Jacob Erlbeck | f3df29d | 2015-01-19 08:57:07 +0100 | [diff] [blame] | 263 | OSMO_ASSERT(subscr); |
| 264 | OSMO_ASSERT(strcmp(subscr->imsi, imsi) == 0); |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 265 | |
| 266 | sfound = gprs_subscr_get_by_imsi(imsi); |
| 267 | OSMO_ASSERT(sfound == subscr); |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 268 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 269 | gprs_subscr_put(sfound); |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 270 | } |
| 271 | |
Jacob Erlbeck | 8768f2b | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 272 | static void show_subscrs(FILE *out) |
| 273 | { |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 274 | struct gprs_subscr *subscr; |
Jacob Erlbeck | 8768f2b | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 275 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 276 | llist_for_each_entry(subscr, gprs_subscribers, entry) { |
Jacob Erlbeck | 8768f2b | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 277 | fprintf(out, " Subscriber: %s, " |
Holger Hans Peter Freyther | d95cb73 | 2015-01-20 21:14:03 +0100 | [diff] [blame] | 278 | "use count: %d\n", |
| 279 | subscr->imsi, subscr->use_count); |
Jacob Erlbeck | 8768f2b | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 280 | } |
| 281 | } |
| 282 | |
| 283 | static void assert_no_subscrs() |
| 284 | { |
| 285 | show_subscrs(stdout); |
| 286 | fflush(stdout); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 287 | OSMO_ASSERT(llist_empty(gprs_subscribers)); |
Jacob Erlbeck | 8768f2b | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 288 | } |
| 289 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 290 | #define VERBOSE_ASSERT(val, expect_op, fmt) \ |
| 291 | do { \ |
| 292 | printf(#val " == " fmt "\n", (val)); \ |
| 293 | OSMO_ASSERT((val) expect_op); \ |
| 294 | } while (0); |
| 295 | |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 296 | static void test_subscriber(void) |
| 297 | { |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 298 | struct gprs_subscr *s1, *s2, *s3; |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 299 | const char *imsi1 = "1234567890"; |
| 300 | const char *imsi2 = "9876543210"; |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 301 | const char *imsi3 = "5656565656"; |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 302 | |
| 303 | update_subscriber_data_cb = my_dummy_sgsn_update_subscriber_data; |
| 304 | |
| 305 | printf("Testing core subscriber data API\n"); |
| 306 | |
| 307 | /* Check for emptiness */ |
| 308 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
| 309 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi2) == NULL); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 310 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi3) == NULL); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 311 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 0, "%d"); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 312 | |
| 313 | /* Allocate entry 1 */ |
| 314 | s1 = gprs_subscr_get_or_create(imsi1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 315 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 1, "%d"); |
| 316 | s1->flags |= GPRS_SUBSCRIBER_FIRST_CONTACT; |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 317 | assert_subscr(s1, imsi1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 318 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 1, "%d"); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 319 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi2) == NULL); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 320 | |
| 321 | /* Allocate entry 2 */ |
| 322 | s2 = gprs_subscr_get_or_create(imsi2); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 323 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 2, "%d"); |
| 324 | s2->flags |= GPRS_SUBSCRIBER_FIRST_CONTACT; |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 325 | |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 326 | /* Allocate entry 3 */ |
| 327 | s3 = gprs_subscr_get_or_create(imsi3); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 328 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 3, "%d"); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 329 | |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 330 | /* Check entries */ |
| 331 | assert_subscr(s1, imsi1); |
| 332 | assert_subscr(s2, imsi2); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 333 | assert_subscr(s3, imsi3); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 334 | |
| 335 | /* Update entry 1 */ |
| 336 | last_updated_subscr = NULL; |
| 337 | gprs_subscr_update(s1); |
Jacob Erlbeck | 428f1ec | 2015-01-26 13:52:42 +0100 | [diff] [blame] | 338 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 339 | OSMO_ASSERT(s1->sgsn_data->mm == NULL); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 340 | OSMO_ASSERT((s1->flags & GPRS_SUBSCRIBER_FIRST_CONTACT) == 0); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 341 | |
Holger Hans Peter Freyther | d95cb73 | 2015-01-20 21:14:03 +0100 | [diff] [blame] | 342 | /* There is no subscriber cache. Verify it */ |
Jacob Erlbeck | e71ab2f | 2015-01-26 11:07:24 +0100 | [diff] [blame] | 343 | gprs_subscr_cleanup(s1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 344 | gprs_subscr_put(s1); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 345 | s1 = NULL; |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 346 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 2, "%d"); |
| 347 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
Holger Hans Peter Freyther | d95cb73 | 2015-01-20 21:14:03 +0100 | [diff] [blame] | 348 | |
Jacob Erlbeck | a695d24 | 2015-01-09 11:59:50 +0100 | [diff] [blame] | 349 | assert_subscr(s2, imsi2); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 350 | assert_subscr(s3, imsi3); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 351 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 352 | /* Free entry 2 (GPRS_SUBSCRIBER_FIRST_CONTACT is set) */ |
Jacob Erlbeck | e71ab2f | 2015-01-26 11:07:24 +0100 | [diff] [blame] | 353 | gprs_subscr_cleanup(s2); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 354 | gprs_subscr_put(s2); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 355 | s2 = NULL; |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 356 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 1, "%d"); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 357 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
| 358 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi2) == NULL); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 359 | assert_subscr(s3, imsi3); |
| 360 | |
| 361 | /* Try to delete entry 3 */ |
Jacob Erlbeck | e71ab2f | 2015-01-26 11:07:24 +0100 | [diff] [blame] | 362 | gprs_subscr_cleanup(s3); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 363 | gprs_subscr_put(s3); |
Holger Hans Peter Freyther | d95cb73 | 2015-01-20 21:14:03 +0100 | [diff] [blame] | 364 | s3 = NULL; |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 365 | VERBOSE_ASSERT(llist_count(gprs_subscribers), == 0, "%d"); |
Jacob Erlbeck | 9bf4be9 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 366 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi3) == NULL); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 367 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 368 | OSMO_ASSERT(llist_empty(gprs_subscribers)); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 369 | |
| 370 | update_subscriber_data_cb = __real_sgsn_update_subscriber_data; |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 371 | |
| 372 | cleanup_test(); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 373 | } |
| 374 | |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 375 | static void test_auth_triplets(void) |
| 376 | { |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 377 | struct gprs_subscr *s1, *s1found; |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 378 | const char *imsi1 = "1234567890"; |
| 379 | struct gsm_auth_tuple *at; |
| 380 | struct sgsn_mm_ctx *ctx; |
| 381 | struct gprs_ra_id raid = { 0, }; |
| 382 | uint32_t local_tlli = 0xffeeddcc; |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 383 | |
| 384 | printf("Testing authentication triplet handling\n"); |
| 385 | |
| 386 | /* Check for emptiness */ |
| 387 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
| 388 | |
| 389 | /* Allocate entry 1 */ |
| 390 | s1 = gprs_subscr_get_or_create(imsi1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 391 | s1->flags |= GPRS_SUBSCRIBER_FIRST_CONTACT; |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 392 | s1found = gprs_subscr_get_by_imsi(imsi1); |
| 393 | OSMO_ASSERT(s1found == s1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 394 | gprs_subscr_put(s1found); |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 395 | |
| 396 | /* Create a context */ |
| 397 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 398 | ctx = alloc_mm_ctx(local_tlli, &raid); |
| 399 | |
| 400 | /* Attach s1 to ctx */ |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 401 | ctx->subscr = gprs_subscr_get(s1); |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 402 | ctx->subscr->sgsn_data->mm = ctx; |
| 403 | |
| 404 | /* Try to get auth tuple */ |
| 405 | at = sgsn_auth_get_tuple(ctx, GSM_KEY_SEQ_INVAL); |
| 406 | OSMO_ASSERT(at == NULL); |
| 407 | |
| 408 | /* Add triplets */ |
| 409 | s1->sgsn_data->auth_triplets[0].key_seq = 0; |
| 410 | s1->sgsn_data->auth_triplets[1].key_seq = 1; |
| 411 | s1->sgsn_data->auth_triplets[2].key_seq = 2; |
| 412 | |
| 413 | /* Try to get auth tuple */ |
| 414 | at = sgsn_auth_get_tuple(ctx, GSM_KEY_SEQ_INVAL); |
| 415 | OSMO_ASSERT(at != NULL); |
| 416 | OSMO_ASSERT(at->key_seq == 0); |
| 417 | OSMO_ASSERT(at->use_count == 1); |
| 418 | at = sgsn_auth_get_tuple(ctx, at->key_seq); |
| 419 | OSMO_ASSERT(at != NULL); |
| 420 | OSMO_ASSERT(at->key_seq == 1); |
| 421 | OSMO_ASSERT(at->use_count == 1); |
| 422 | at = sgsn_auth_get_tuple(ctx, at->key_seq); |
| 423 | OSMO_ASSERT(at != NULL); |
| 424 | OSMO_ASSERT(at->key_seq == 2); |
| 425 | OSMO_ASSERT(at->use_count == 1); |
| 426 | at = sgsn_auth_get_tuple(ctx, at->key_seq); |
| 427 | OSMO_ASSERT(at == NULL); |
| 428 | |
| 429 | /* Free MM context and subscriber */ |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 430 | gprs_subscr_put(s1); |
Jacob Erlbeck | 70c177a | 2015-01-26 14:43:07 +0100 | [diff] [blame] | 431 | sgsn_mm_ctx_cleanup_free(ctx); |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 432 | s1found = gprs_subscr_get_by_imsi(imsi1); |
| 433 | OSMO_ASSERT(s1found == NULL); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 434 | |
| 435 | cleanup_test(); |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 436 | } |
| 437 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 438 | #define TEST_GSUP_IMSI1_IE 0x01, 0x05, 0x21, 0x43, 0x65, 0x87, 0x09 |
| 439 | |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 440 | static int rx_gsup_message(const uint8_t *data, size_t data_len) |
| 441 | { |
| 442 | struct msgb *msg; |
| 443 | int rc; |
| 444 | |
| 445 | msg = msgb_alloc(1024, __func__); |
| 446 | msg->l2h = msgb_put(msg, data_len); |
| 447 | OSMO_ASSERT(msg->l2h != NULL); |
| 448 | memcpy(msg->l2h, data, data_len); |
| 449 | rc = gprs_subscr_rx_gsup_message(msg); |
| 450 | msgb_free(msg); |
| 451 | |
| 452 | return rc; |
| 453 | } |
| 454 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 455 | static void test_subscriber_gsup(void) |
| 456 | { |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 457 | struct gprs_subscr *s1, *s1found; |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 458 | const char *imsi1 = "1234567890"; |
| 459 | struct sgsn_mm_ctx *ctx; |
| 460 | struct gprs_ra_id raid = { 0, }; |
| 461 | uint32_t local_tlli = 0xffeeddcc; |
Jacob Erlbeck | 94a346a | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 462 | struct sgsn_subscriber_pdp_data *pdpd; |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 463 | int rc; |
| 464 | |
| 465 | static const uint8_t send_auth_info_res[] = { |
| 466 | 0x0a, |
| 467 | TEST_GSUP_IMSI1_IE, |
| 468 | 0x03, 0x22, /* Auth tuple */ |
| 469 | 0x20, 0x10, |
| 470 | 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, |
| 471 | 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, |
| 472 | 0x21, 0x04, |
| 473 | 0x21, 0x22, 0x23, 0x24, |
| 474 | 0x22, 0x08, |
| 475 | 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, |
| 476 | 0x03, 0x22, /* Auth tuple */ |
| 477 | 0x20, 0x10, |
| 478 | 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, |
| 479 | 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, |
| 480 | 0x21, 0x04, |
| 481 | 0xa1, 0xa2, 0xa3, 0xa4, |
| 482 | 0x22, 0x08, |
| 483 | 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, |
| 484 | }; |
| 485 | |
| 486 | static const uint8_t send_auth_info_err[] = { |
| 487 | 0x09, |
| 488 | TEST_GSUP_IMSI1_IE, |
| 489 | 0x02, 0x01, 0x07 /* GPRS not allowed */ |
| 490 | }; |
| 491 | |
Holger Hans Peter Freyther | 786cfee | 2015-04-23 09:53:53 -0400 | [diff] [blame] | 492 | #define MSISDN 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09 |
| 493 | |
| 494 | static const uint8_t s1_msisdn[] = { MSISDN }; |
| 495 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 496 | static const uint8_t update_location_res[] = { |
| 497 | 0x06, |
| 498 | TEST_GSUP_IMSI1_IE, |
Holger Hans Peter Freyther | 786cfee | 2015-04-23 09:53:53 -0400 | [diff] [blame] | 499 | 0x08, 0x09, MSISDN, |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 500 | 0x04, 0x00, /* PDP info complete */ |
| 501 | 0x05, 0x12, |
| 502 | 0x10, 0x01, 0x01, |
| 503 | 0x11, 0x02, 0xf1, 0x21, /* IPv4 */ |
| 504 | 0x12, 0x09, 0x04, 't', 'e', 's', 't', 0x03, 'a', 'p', 'n', |
| 505 | 0x05, 0x11, |
| 506 | 0x10, 0x01, 0x02, |
| 507 | 0x11, 0x02, 0xf1, 0x21, /* IPv4 */ |
| 508 | 0x12, 0x08, 0x03, 'f', 'o', 'o', 0x03, 'a', 'p', 'n', |
| 509 | }; |
| 510 | |
Holger Hans Peter Freyther | 786cfee | 2015-04-23 09:53:53 -0400 | [diff] [blame] | 511 | #undef MSISDN |
| 512 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 513 | static const uint8_t update_location_err[] = { |
| 514 | 0x05, |
| 515 | TEST_GSUP_IMSI1_IE, |
| 516 | 0x02, 0x01, 0x07 /* GPRS not allowed */ |
| 517 | }; |
| 518 | |
| 519 | static const uint8_t location_cancellation_req[] = { |
| 520 | 0x1c, |
| 521 | TEST_GSUP_IMSI1_IE, |
| 522 | 0x06, 0x01, 0x00, |
| 523 | }; |
| 524 | |
Jacob Erlbeck | e7fea45 | 2015-04-07 17:49:48 +0200 | [diff] [blame] | 525 | static const uint8_t location_cancellation_req_withdraw[] = { |
| 526 | 0x1c, |
| 527 | TEST_GSUP_IMSI1_IE, |
| 528 | 0x06, 0x01, 0x01, |
| 529 | }; |
| 530 | |
Jacob Erlbeck | 00b8b91 | 2015-01-08 15:29:01 +0100 | [diff] [blame] | 531 | static const uint8_t location_cancellation_req_other[] = { |
| 532 | 0x1c, |
| 533 | 0x01, 0x05, 0x11, 0x11, 0x11, 0x11, 0x01, |
| 534 | 0x06, 0x01, 0x00, |
| 535 | }; |
| 536 | |
Jacob Erlbeck | 86bc870 | 2015-01-29 14:12:29 +0100 | [diff] [blame] | 537 | static const uint8_t purge_ms_err[] = { |
| 538 | 0x0d, |
| 539 | TEST_GSUP_IMSI1_IE, |
| 540 | 0x02, 0x01, 0x02, /* IMSI unknown in HLR */ |
| 541 | }; |
| 542 | |
Jacob Erlbeck | 9ca3ace | 2015-01-29 14:17:51 +0100 | [diff] [blame] | 543 | static const uint8_t purge_ms_err_no_cause[] = { |
| 544 | 0x0d, |
| 545 | TEST_GSUP_IMSI1_IE, |
| 546 | }; |
| 547 | |
Jacob Erlbeck | 86bc870 | 2015-01-29 14:12:29 +0100 | [diff] [blame] | 548 | static const uint8_t purge_ms_res[] = { |
| 549 | 0x0e, |
| 550 | TEST_GSUP_IMSI1_IE, |
| 551 | 0x07, 0x00, |
| 552 | }; |
| 553 | |
| 554 | |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 555 | static const uint8_t insert_data_req[] = { |
| 556 | 0x10, |
| 557 | TEST_GSUP_IMSI1_IE, |
| 558 | 0x05, 0x11, |
| 559 | 0x10, 0x01, 0x03, |
| 560 | 0x11, 0x02, 0xf1, 0x21, /* IPv4 */ |
| 561 | 0x12, 0x08, 0x03, 'b', 'a', 'r', 0x03, 'a', 'p', 'n', |
| 562 | }; |
| 563 | |
| 564 | static const uint8_t delete_data_req[] = { |
| 565 | 0x14, |
| 566 | TEST_GSUP_IMSI1_IE, |
| 567 | 0x10, 0x01, 0x03, |
| 568 | }; |
| 569 | |
Neels Hofmeyr | 2b91ce2 | 2016-06-20 18:26:15 +0200 | [diff] [blame] | 570 | printf("Testing subscriber GSUP handling\n"); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 571 | |
| 572 | update_subscriber_data_cb = my_dummy_sgsn_update_subscriber_data; |
| 573 | |
| 574 | /* Check for emptiness */ |
| 575 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
| 576 | |
| 577 | /* Allocate entry 1 */ |
| 578 | s1 = gprs_subscr_get_or_create(imsi1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 579 | s1->flags |= GPRS_SUBSCRIBER_FIRST_CONTACT; |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 580 | s1found = gprs_subscr_get_by_imsi(imsi1); |
| 581 | OSMO_ASSERT(s1found == s1); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 582 | gprs_subscr_put(s1found); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 583 | |
| 584 | /* Create a context */ |
| 585 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 586 | ctx = alloc_mm_ctx(local_tlli, &raid); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 587 | |
| 588 | /* Attach s1 to ctx */ |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 589 | ctx->subscr = gprs_subscr_get(s1); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 590 | ctx->subscr->sgsn_data->mm = ctx; |
| 591 | |
| 592 | /* Inject SendAuthInfoReq GSUP message */ |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 593 | rc = rx_gsup_message(send_auth_info_res, sizeof(send_auth_info_res)); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 594 | OSMO_ASSERT(rc >= 0); |
| 595 | OSMO_ASSERT(last_updated_subscr == s1); |
| 596 | |
| 597 | /* Check triplets */ |
| 598 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[0].key_seq == 0); |
| 599 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[1].key_seq == 1); |
| 600 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[2].key_seq == GSM_KEY_SEQ_INVAL); |
| 601 | |
| 602 | /* Inject SendAuthInfoErr GSUP message */ |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 603 | rc = rx_gsup_message(send_auth_info_err, sizeof(send_auth_info_err)); |
Jacob Erlbeck | 092bbc8 | 2015-01-05 18:57:32 +0100 | [diff] [blame] | 604 | OSMO_ASSERT(rc == -GMM_CAUSE_GPRS_NOTALLOWED); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 605 | OSMO_ASSERT(last_updated_subscr == s1); |
Jacob Erlbeck | 736da13 | 2015-01-29 14:55:34 +0100 | [diff] [blame] | 606 | OSMO_ASSERT(s1->sgsn_data->error_cause == GMM_CAUSE_GPRS_NOTALLOWED); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 607 | |
| 608 | /* Check triplets */ |
| 609 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[0].key_seq == GSM_KEY_SEQ_INVAL); |
| 610 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[1].key_seq == GSM_KEY_SEQ_INVAL); |
| 611 | OSMO_ASSERT(s1->sgsn_data->auth_triplets[2].key_seq == GSM_KEY_SEQ_INVAL); |
| 612 | |
Jacob Erlbeck | 94a346a | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 613 | /* Inject UpdateLocRes GSUP message */ |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 614 | rc = rx_gsup_message(update_location_res, sizeof(update_location_res)); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 615 | OSMO_ASSERT(rc >= 0); |
| 616 | OSMO_ASSERT(last_updated_subscr == s1); |
Jacob Erlbeck | 86bc870 | 2015-01-29 14:12:29 +0100 | [diff] [blame] | 617 | OSMO_ASSERT(s1->flags & GPRS_SUBSCRIBER_ENABLE_PURGE); |
Jacob Erlbeck | 736da13 | 2015-01-29 14:55:34 +0100 | [diff] [blame] | 618 | OSMO_ASSERT(s1->sgsn_data->error_cause == SGSN_ERROR_CAUSE_NONE); |
Holger Hans Peter Freyther | 786cfee | 2015-04-23 09:53:53 -0400 | [diff] [blame] | 619 | OSMO_ASSERT(s1->sgsn_data->msisdn_len == sizeof(s1_msisdn)); |
| 620 | OSMO_ASSERT(memcmp(s1->sgsn_data->msisdn, s1_msisdn, sizeof(s1_msisdn)) == 0); |
Jacob Erlbeck | 94a346a | 2014-12-17 14:03:35 +0100 | [diff] [blame] | 621 | OSMO_ASSERT(!llist_empty(&s1->sgsn_data->pdp_list)); |
| 622 | pdpd = llist_entry(s1->sgsn_data->pdp_list.next, |
| 623 | struct sgsn_subscriber_pdp_data, list); |
| 624 | OSMO_ASSERT(strcmp(pdpd->apn_str, "test.apn") == 0); |
| 625 | pdpd = llist_entry(pdpd->list.next, |
| 626 | struct sgsn_subscriber_pdp_data, list); |
| 627 | OSMO_ASSERT(strcmp(pdpd->apn_str, "foo.apn") == 0); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 628 | |
| 629 | /* Check authorization */ |
| 630 | OSMO_ASSERT(s1->authorized == 1); |
| 631 | |
| 632 | /* Inject UpdateLocErr GSUP message */ |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 633 | rc = rx_gsup_message(update_location_err, sizeof(update_location_err)); |
Jacob Erlbeck | 092bbc8 | 2015-01-05 18:57:32 +0100 | [diff] [blame] | 634 | OSMO_ASSERT(rc == -GMM_CAUSE_GPRS_NOTALLOWED); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 635 | OSMO_ASSERT(last_updated_subscr == s1); |
Jacob Erlbeck | 736da13 | 2015-01-29 14:55:34 +0100 | [diff] [blame] | 636 | OSMO_ASSERT(s1->sgsn_data->error_cause == GMM_CAUSE_GPRS_NOTALLOWED); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 637 | |
| 638 | /* Check authorization */ |
| 639 | OSMO_ASSERT(s1->authorized == 0); |
| 640 | |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 641 | /* Inject InsertSubscrData GSUP message */ |
| 642 | last_updated_subscr = NULL; |
| 643 | rc = rx_gsup_message(insert_data_req, sizeof(insert_data_req)); |
Harald Welte | e7e3f27 | 2016-11-26 14:58:36 +0100 | [diff] [blame] | 644 | OSMO_ASSERT(rc == -ENOTSUP); /* not connected */ |
Harald Welte | d3356e7 | 2016-05-06 13:46:21 +0200 | [diff] [blame] | 645 | OSMO_ASSERT(last_updated_subscr == s1); |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 646 | |
| 647 | /* Inject DeleteSubscrData GSUP message */ |
| 648 | last_updated_subscr = NULL; |
| 649 | rc = rx_gsup_message(delete_data_req, sizeof(delete_data_req)); |
Max | e405f15 | 2017-02-15 11:43:59 +0100 | [diff] [blame] | 650 | if (rc != -GMM_CAUSE_SEM_INCORR_MSG) |
| 651 | printf("Unexpected response to DSD: %d\n", rc); |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 652 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 653 | |
Jacob Erlbeck | 00b8b91 | 2015-01-08 15:29:01 +0100 | [diff] [blame] | 654 | /* Inject wrong LocCancelReq GSUP message */ |
| 655 | last_updated_subscr = NULL; |
| 656 | rc = rx_gsup_message(location_cancellation_req_other, |
| 657 | sizeof(location_cancellation_req_other)); |
| 658 | OSMO_ASSERT(rc == -GMM_CAUSE_IMSI_UNKNOWN); |
| 659 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 660 | |
| 661 | /* Check cancellation result */ |
| 662 | OSMO_ASSERT(!(s1->flags & GPRS_SUBSCRIBER_CANCELLED)); |
| 663 | OSMO_ASSERT(s1->sgsn_data->mm != NULL); |
| 664 | |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 665 | /* Inject LocCancelReq GSUP message */ |
Jacob Erlbeck | b5c5143 | 2014-12-19 18:19:50 +0100 | [diff] [blame] | 666 | rc = rx_gsup_message(location_cancellation_req, |
| 667 | sizeof(location_cancellation_req)); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 668 | OSMO_ASSERT(rc >= 0); |
| 669 | OSMO_ASSERT(last_updated_subscr == s1); |
Jacob Erlbeck | 736da13 | 2015-01-29 14:55:34 +0100 | [diff] [blame] | 670 | OSMO_ASSERT(s1->sgsn_data->error_cause == SGSN_ERROR_CAUSE_NONE); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 671 | |
| 672 | /* Check cancellation result */ |
| 673 | OSMO_ASSERT(s1->flags & GPRS_SUBSCRIBER_CANCELLED); |
| 674 | OSMO_ASSERT(s1->sgsn_data->mm == NULL); |
| 675 | |
Jacob Erlbeck | e7fea45 | 2015-04-07 17:49:48 +0200 | [diff] [blame] | 676 | /* Inject LocCancelReq(withdraw) GSUP message */ |
| 677 | rc = rx_gsup_message(location_cancellation_req_withdraw, |
| 678 | sizeof(location_cancellation_req_withdraw)); |
| 679 | OSMO_ASSERT(rc >= 0); |
| 680 | OSMO_ASSERT(s1->sgsn_data->error_cause == GMM_CAUSE_IMPL_DETACHED); |
| 681 | |
Jacob Erlbeck | 86bc870 | 2015-01-29 14:12:29 +0100 | [diff] [blame] | 682 | /* Inject PurgeMsRes GSUP message */ |
| 683 | rc = rx_gsup_message(purge_ms_res, |
| 684 | sizeof(purge_ms_res)); |
| 685 | OSMO_ASSERT(rc >= 0); |
| 686 | OSMO_ASSERT(!(s1->flags & GPRS_SUBSCRIBER_ENABLE_PURGE)); |
| 687 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 688 | /* Free MM context and subscriber */ |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 689 | OSMO_ASSERT(ctx->subscr == NULL); |
| 690 | sgsn_mm_ctx_cleanup_free(ctx); |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 691 | gprs_subscr_put(s1); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 692 | s1found = gprs_subscr_get_by_imsi(imsi1); |
| 693 | OSMO_ASSERT(s1found == NULL); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 694 | |
Jacob Erlbeck | 86bc870 | 2015-01-29 14:12:29 +0100 | [diff] [blame] | 695 | /* Inject PurgeMsRes GSUP message */ |
| 696 | rc = rx_gsup_message(purge_ms_res, |
| 697 | sizeof(purge_ms_res)); |
| 698 | OSMO_ASSERT(rc >= 0); |
| 699 | |
| 700 | /* Inject PurgeMsErr(IMSI unknown in HLR) GSUP message */ |
| 701 | rc = rx_gsup_message(purge_ms_err, |
| 702 | sizeof(purge_ms_err)); |
| 703 | OSMO_ASSERT(rc == -GMM_CAUSE_IMSI_UNKNOWN); |
| 704 | |
Jacob Erlbeck | 9ca3ace | 2015-01-29 14:17:51 +0100 | [diff] [blame] | 705 | /* Inject PurgeMsErr() GSUP message */ |
| 706 | rc = rx_gsup_message(purge_ms_err_no_cause, |
| 707 | sizeof(purge_ms_err_no_cause)); |
| 708 | OSMO_ASSERT(rc == -GMM_CAUSE_NET_FAIL); |
| 709 | |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 710 | /* Inject InsertSubscrData GSUP message (unknown IMSI) */ |
| 711 | last_updated_subscr = NULL; |
| 712 | rc = rx_gsup_message(insert_data_req, sizeof(insert_data_req)); |
Jacob Erlbeck | 629dacc | 2015-01-15 17:50:16 +0100 | [diff] [blame] | 713 | OSMO_ASSERT(rc == -GMM_CAUSE_IMSI_UNKNOWN); |
Jacob Erlbeck | 4f41486 | 2015-01-15 17:08:30 +0100 | [diff] [blame] | 714 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 715 | |
| 716 | /* Inject DeleteSubscrData GSUP message (unknown IMSI) */ |
| 717 | rc = rx_gsup_message(delete_data_req, sizeof(delete_data_req)); |
| 718 | OSMO_ASSERT(rc == -GMM_CAUSE_IMSI_UNKNOWN); |
| 719 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 720 | |
| 721 | /* Inject LocCancelReq GSUP message (unknown IMSI) */ |
| 722 | rc = rx_gsup_message(location_cancellation_req, |
| 723 | sizeof(location_cancellation_req)); |
| 724 | OSMO_ASSERT(rc == -GMM_CAUSE_IMSI_UNKNOWN); |
| 725 | OSMO_ASSERT(last_updated_subscr == NULL); |
| 726 | |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 727 | update_subscriber_data_cb = __real_sgsn_update_subscriber_data; |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 728 | |
| 729 | cleanup_test(); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 730 | } |
| 731 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 732 | int my_gsup_client_send_dummy(struct gsup_client *gsupc, struct msgb *msg) |
Jacob Erlbeck | fdf8ce5 | 2015-01-08 16:23:25 +0100 | [diff] [blame] | 733 | { |
| 734 | msgb_free(msg); |
| 735 | return 0; |
| 736 | }; |
| 737 | |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 738 | /* |
| 739 | * Test that a GMM Detach will remove the MMCTX and the |
| 740 | * associated LLME. |
| 741 | */ |
| 742 | static void test_gmm_detach(void) |
| 743 | { |
| 744 | struct gprs_ra_id raid = { 0, }; |
| 745 | struct sgsn_mm_ctx *ctx, *ictx; |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 746 | uint32_t local_tlli; |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 747 | |
| 748 | printf("Testing GMM detach\n"); |
| 749 | |
| 750 | /* DTAP - Detach Request (MO) */ |
| 751 | /* normal detach, power_off = 0 */ |
| 752 | static const unsigned char detach_req[] = { |
| 753 | 0x08, 0x05, 0x01, 0x18, 0x05, 0xf4, 0xef, 0xe2, |
| 754 | 0xb7, 0x00, 0x19, 0x03, 0xb9, 0x97, 0xcb |
| 755 | }; |
| 756 | |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 757 | local_tlli = gprs_tmsi2tlli(0x23, TLLI_LOCAL); |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 758 | |
Jacob Erlbeck | f43a299 | 2014-10-27 13:23:49 +0100 | [diff] [blame] | 759 | /* Create a context */ |
| 760 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 761 | ctx = alloc_mm_ctx(local_tlli, &raid); |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 762 | |
| 763 | /* inject the detach */ |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 764 | send_0408_message(ctx->gb.llme, local_tlli, &raid, |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 765 | detach_req, ARRAY_SIZE(detach_req)); |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 766 | |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 767 | /* verify that a single message (hopefully the Detach Accept) has been |
| 768 | * sent by the SGSN */ |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 769 | OSMO_ASSERT(sgsn_tx_counter == 1); |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 770 | |
| 771 | /* verify that things are gone */ |
| 772 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 773 | ictx = sgsn_mm_ctx_by_tlli(local_tlli, &raid); |
| 774 | OSMO_ASSERT(!ictx); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 775 | |
| 776 | cleanup_test(); |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 777 | } |
| 778 | |
| 779 | /* |
| 780 | * Test that a GMM Detach will remove the MMCTX and the associated LLME but |
| 781 | * will not sent a Detach Accept message (power_off = 1) |
| 782 | */ |
| 783 | static void test_gmm_detach_power_off(void) |
| 784 | { |
| 785 | struct gprs_ra_id raid = { 0, }; |
| 786 | struct sgsn_mm_ctx *ctx, *ictx; |
| 787 | uint32_t local_tlli; |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 788 | |
| 789 | printf("Testing GMM detach (power off)\n"); |
| 790 | |
| 791 | /* DTAP - Detach Request (MO) */ |
| 792 | /* normal detach, power_off = 1 */ |
| 793 | static const unsigned char detach_req[] = { |
| 794 | 0x08, 0x05, 0x09, 0x18, 0x05, 0xf4, 0xef, 0xe2, |
| 795 | 0xb7, 0x00, 0x19, 0x03, 0xb9, 0x97, 0xcb |
| 796 | }; |
| 797 | |
| 798 | local_tlli = gprs_tmsi2tlli(0x23, TLLI_LOCAL); |
| 799 | |
| 800 | /* Create a context */ |
| 801 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 802 | ctx = alloc_mm_ctx(local_tlli, &raid); |
| 803 | |
| 804 | /* inject the detach */ |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 805 | send_0408_message(ctx->gb.llme, local_tlli, &raid, |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 806 | detach_req, ARRAY_SIZE(detach_req)); |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 807 | |
| 808 | /* verify that no message (and therefore no Detach Accept) has been |
| 809 | * sent by the SGSN */ |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 810 | OSMO_ASSERT(sgsn_tx_counter == 0); |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 811 | |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 812 | /* verify that things are gone */ |
| 813 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 814 | ictx = sgsn_mm_ctx_by_tlli(local_tlli, &raid); |
Jacob Erlbeck | 12396bd | 2014-09-30 13:51:45 +0200 | [diff] [blame] | 815 | OSMO_ASSERT(!ictx); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 816 | |
| 817 | cleanup_test(); |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 818 | } |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 819 | |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 820 | /* |
| 821 | * Test that a GMM Detach will remove the associated LLME if there is no MMCTX. |
| 822 | */ |
| 823 | static void test_gmm_detach_no_mmctx(void) |
| 824 | { |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 825 | struct gprs_ra_id raid = { 0, }; |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 826 | struct gprs_llc_lle *lle; |
| 827 | uint32_t local_tlli; |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 828 | |
| 829 | printf("Testing GMM detach (no MMCTX)\n"); |
| 830 | |
| 831 | /* DTAP - Detach Request (MO) */ |
| 832 | /* normal detach, power_off = 0 */ |
| 833 | static const unsigned char detach_req[] = { |
| 834 | 0x08, 0x05, 0x01, 0x18, 0x05, 0xf4, 0xef, 0xe2, |
| 835 | 0xb7, 0x00, 0x19, 0x03, 0xb9, 0x97, 0xcb |
| 836 | }; |
| 837 | |
| 838 | /* Create an LLME */ |
| 839 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 840 | local_tlli = gprs_tmsi2tlli(0x23, TLLI_LOCAL); |
| 841 | lle = gprs_lle_get_or_create(local_tlli, 3); |
| 842 | |
| 843 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
| 844 | |
| 845 | /* inject the detach */ |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 846 | send_0408_message(lle->llme, local_tlli, &raid, |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 847 | detach_req, ARRAY_SIZE(detach_req)); |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 848 | |
| 849 | /* verify that the LLME is gone */ |
| 850 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 851 | |
| 852 | cleanup_test(); |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 853 | } |
| 854 | |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 855 | /* |
Jacob Erlbeck | 021a0d1 | 2014-11-24 15:04:15 +0100 | [diff] [blame] | 856 | * Test that a single GMM Detach Accept message will not cause the SGSN to send |
| 857 | * any message or leave an MM context at the SGSN. |
| 858 | */ |
| 859 | static void test_gmm_detach_accept_unexpected(void) |
| 860 | { |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 861 | struct gprs_ra_id raid = { 0, }; |
Jacob Erlbeck | 021a0d1 | 2014-11-24 15:04:15 +0100 | [diff] [blame] | 862 | struct gprs_llc_lle *lle; |
| 863 | uint32_t local_tlli; |
| 864 | |
| 865 | printf("Testing GMM detach accept (unexpected)\n"); |
| 866 | |
| 867 | /* DTAP - Detach Accept (MT) */ |
| 868 | /* normal detach */ |
| 869 | static const unsigned char detach_acc[] = { |
| 870 | 0x08, 0x06 |
| 871 | }; |
| 872 | |
| 873 | /* Create an LLME */ |
| 874 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 875 | local_tlli = gprs_tmsi2tlli(0x23, TLLI_LOCAL); |
| 876 | lle = gprs_lle_get_or_create(local_tlli, 3); |
| 877 | |
| 878 | /* inject the detach */ |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 879 | send_0408_message(lle->llme, local_tlli, &raid, |
Jacob Erlbeck | 021a0d1 | 2014-11-24 15:04:15 +0100 | [diff] [blame] | 880 | detach_acc, ARRAY_SIZE(detach_acc)); |
| 881 | |
| 882 | /* verify that no message (and therefore no Status or XID reset) has been |
| 883 | * sent by the SGSN */ |
| 884 | OSMO_ASSERT(sgsn_tx_counter == 0); |
| 885 | |
| 886 | /* verify that things are gone */ |
| 887 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 888 | |
| 889 | cleanup_test(); |
Jacob Erlbeck | 021a0d1 | 2014-11-24 15:04:15 +0100 | [diff] [blame] | 890 | } |
| 891 | |
| 892 | /* |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 893 | * Test that a GMM Status will remove the associated LLME if there is no MMCTX. |
| 894 | */ |
| 895 | static void test_gmm_status_no_mmctx(void) |
| 896 | { |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 897 | struct gprs_ra_id raid = { 0, }; |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 898 | struct gprs_llc_lle *lle; |
| 899 | uint32_t local_tlli; |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 900 | |
| 901 | printf("Testing GMM Status (no MMCTX)\n"); |
| 902 | |
| 903 | /* DTAP - GMM Status, protocol error */ |
| 904 | static const unsigned char gmm_status[] = { |
| 905 | 0x08, 0x20, 0x6f |
| 906 | }; |
| 907 | |
| 908 | /* Create an LLME */ |
| 909 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 910 | local_tlli = gprs_tmsi2tlli(0x23, TLLI_LOCAL); |
| 911 | lle = gprs_lle_get_or_create(local_tlli, 3); |
| 912 | |
| 913 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
| 914 | |
| 915 | /* inject the detach */ |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 916 | send_0408_message(lle->llme, local_tlli, &raid, |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 917 | gmm_status, ARRAY_SIZE(gmm_status)); |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 918 | |
| 919 | /* verify that no message has been sent by the SGSN */ |
Jacob Erlbeck | 7548829 | 2014-10-29 10:31:18 +0100 | [diff] [blame] | 920 | OSMO_ASSERT(sgsn_tx_counter == 0); |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 921 | |
| 922 | /* verify that the LLME is gone */ |
| 923 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 924 | |
| 925 | cleanup_test(); |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 926 | } |
| 927 | |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 928 | int my_subscr_request_update_location(struct sgsn_mm_ctx *mmctx) |
| 929 | { |
Jacob Erlbeck | d04f7cc | 2014-11-12 10:18:09 +0100 | [diff] [blame] | 930 | int rc; |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 931 | rc = __real_gprs_subscr_request_update_location(mmctx); |
Jacob Erlbeck | d04f7cc | 2014-11-12 10:18:09 +0100 | [diff] [blame] | 932 | if (rc == -ENOTSUP) { |
| 933 | OSMO_ASSERT(mmctx->subscr); |
| 934 | gprs_subscr_update(mmctx->subscr); |
| 935 | } |
| 936 | return rc; |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 937 | } |
Jacob Erlbeck | d04f7cc | 2014-11-12 10:18:09 +0100 | [diff] [blame] | 938 | |
Pau Espin Pedrol | d17d621 | 2018-01-07 18:05:22 +0100 | [diff] [blame] | 939 | int my_subscr_request_auth_info(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, |
| 940 | const uint8_t *auts_rand) |
| 941 | { |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 942 | gprs_subscr_update(mmctx->subscr); |
| 943 | return 0; |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 944 | } |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 945 | |
Pau Espin Pedrol | d17d621 | 2018-01-07 18:05:22 +0100 | [diff] [blame] | 946 | int my_subscr_request_auth_info_fake_auth(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, |
| 947 | const uint8_t *auts_rand) |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 948 | { |
| 949 | /* Fake an authentication */ |
| 950 | OSMO_ASSERT(mmctx->subscr); |
Neels Hofmeyr | 4a8d501 | 2018-04-22 19:29:41 +0200 | [diff] [blame] | 951 | mmctx->sec_ctx = OSMO_AUTH_TYPE_GSM; |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 952 | gprs_subscr_update_auth_info(mmctx->subscr); |
Jacob Erlbeck | d812699 | 2014-12-08 15:26:47 +0100 | [diff] [blame] | 953 | |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 954 | return 0; |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 955 | } |
Jacob Erlbeck | d812699 | 2014-12-08 15:26:47 +0100 | [diff] [blame] | 956 | |
Pau Espin Pedrol | 78a62a5 | 2017-08-16 11:30:01 +0200 | [diff] [blame] | 957 | int my_subscr_request_auth_info_real_auth(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, const uint8_t *auts_rand) |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 958 | { |
| 959 | struct gsm_auth_tuple at = { |
Harald Welte | 34ef4c5 | 2016-04-20 13:13:19 +0200 | [diff] [blame] | 960 | .vec.sres = {0x51, 0xe5, 0x51, 0xe5}, |
Neels Hofmeyr | 4eec3df | 2017-02-24 06:24:45 +0100 | [diff] [blame] | 961 | .vec.auth_types = OSMO_AUTH_TYPE_GSM, |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 962 | .key_seq = 0 |
| 963 | }; |
| 964 | |
| 965 | /* Fake an authentication */ |
| 966 | OSMO_ASSERT(mmctx->subscr); |
| 967 | mmctx->subscr->sgsn_data->auth_triplets[0] = at; |
| 968 | |
| 969 | gprs_subscr_update_auth_info(mmctx->subscr); |
| 970 | |
| 971 | return 0; |
Pau Espin Pedrol | 964dcb2 | 2018-01-07 18:07:17 +0100 | [diff] [blame] | 972 | } |
Jacob Erlbeck | 828059f | 2014-11-28 14:55:25 +0100 | [diff] [blame] | 973 | |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 974 | #define TEST_GSUP_IMSI_LONG_IE 0x01, 0x08, \ |
| 975 | 0x21, 0x43, 0x65, 0x87, 0x09, 0x21, 0x43, 0xf5 |
| 976 | |
Jacob Erlbeck | 803ebfa | 2014-12-19 18:30:41 +0100 | [diff] [blame] | 977 | static int auth_info_skip = 0; |
| 978 | static int upd_loc_skip = 0; |
| 979 | |
Pau Espin Pedrol | d17d621 | 2018-01-07 18:05:22 +0100 | [diff] [blame] | 980 | int my_subscr_request_auth_info_gsup_auth(struct sgsn_mm_ctx *mmctx, const uint8_t *auts, |
| 981 | const uint8_t *auts_rand) |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 982 | { |
| 983 | static const uint8_t send_auth_info_res[] = { |
| 984 | 0x0a, |
| 985 | TEST_GSUP_IMSI_LONG_IE, |
| 986 | 0x03, 0x22, /* Auth tuple */ |
| 987 | 0x20, 0x10, |
| 988 | 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, |
| 989 | 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, |
| 990 | 0x21, 0x04, |
| 991 | 0x51, 0xe5, 0x51, 0xe5, |
| 992 | 0x22, 0x08, |
| 993 | 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, |
| 994 | }; |
| 995 | |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 996 | OSMO_ASSERT(!mmctx || mmctx->subscr); |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 997 | |
Jacob Erlbeck | 803ebfa | 2014-12-19 18:30:41 +0100 | [diff] [blame] | 998 | if (auth_info_skip > 0) { |
| 999 | auth_info_skip -= 1; |
| 1000 | return -EAGAIN; |
| 1001 | } |
| 1002 | |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 1003 | /* Fake an SendAuthInfoRes */ |
| 1004 | rx_gsup_message(send_auth_info_res, sizeof(send_auth_info_res)); |
| 1005 | |
| 1006 | return 0; |
| 1007 | }; |
| 1008 | |
| 1009 | int my_subscr_request_update_gsup_auth(struct sgsn_mm_ctx *mmctx) { |
| 1010 | static const uint8_t update_location_res[] = { |
| 1011 | 0x06, |
| 1012 | TEST_GSUP_IMSI_LONG_IE, |
| 1013 | 0x04, 0x00, /* PDP info complete */ |
| 1014 | 0x05, 0x12, |
| 1015 | 0x10, 0x01, 0x01, |
| 1016 | 0x11, 0x02, 0xf1, 0x21, /* IPv4 */ |
| 1017 | 0x12, 0x09, 0x04, 't', 'e', 's', 't', 0x03, 'a', 'p', 'n', |
Holger Hans Peter Freyther | a9f671c | 2015-05-05 22:52:40 +0200 | [diff] [blame] | 1018 | 0x08, 0x07, /* MSISDN 49166213323 encoded */ |
| 1019 | 0x91, 0x94, 0x61, 0x26, 0x31, 0x23, 0xF3, |
Holger Hans Peter Freyther | fe4a9f6 | 2015-05-17 20:58:40 +0200 | [diff] [blame] | 1020 | 0x09, 0x07, /* MSISDN 38166213323 encoded */ |
| 1021 | 0x91, 0x83, 0x61, 0x26, 0x31, 0x23, 0xF3, |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 1022 | }; |
| 1023 | |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1024 | OSMO_ASSERT(!mmctx || mmctx->subscr); |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 1025 | |
Jacob Erlbeck | 803ebfa | 2014-12-19 18:30:41 +0100 | [diff] [blame] | 1026 | if (upd_loc_skip > 0) { |
| 1027 | upd_loc_skip -= 1; |
| 1028 | return -EAGAIN; |
| 1029 | } |
| 1030 | |
Jacob Erlbeck | debbdd7 | 2014-12-19 18:26:09 +0100 | [diff] [blame] | 1031 | /* Fake an UpdateLocRes */ |
| 1032 | return rx_gsup_message(update_location_res, sizeof(update_location_res)); |
| 1033 | }; |
| 1034 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 1035 | int my_gsup_client_send(struct gsup_client *gsupc, struct msgb *msg) |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1036 | { |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1037 | struct osmo_gsup_message to_peer = {0}; |
| 1038 | struct osmo_gsup_message from_peer = {0}; |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1039 | struct msgb *reply_msg; |
Jacob Erlbeck | b3982c1 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 1040 | int rc; |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1041 | |
| 1042 | /* Simulate the GSUP peer */ |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1043 | rc = osmo_gsup_decode(msgb_data(msg), msgb_length(msg), &to_peer); |
Jacob Erlbeck | b3982c1 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 1044 | OSMO_ASSERT(rc >= 0); |
| 1045 | OSMO_ASSERT(to_peer.imsi[0] != 0); |
Neels Hofmeyr | 64a40bf | 2017-01-13 03:10:54 +0100 | [diff] [blame] | 1046 | osmo_strlcpy(from_peer.imsi, to_peer.imsi, sizeof(from_peer.imsi)); |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1047 | |
| 1048 | /* This invalidates the pointers in to_peer */ |
| 1049 | msgb_free(msg); |
| 1050 | |
| 1051 | switch (to_peer.message_type) { |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1052 | case OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1053 | /* Send UPDATE_LOCATION_RESULT */ |
| 1054 | return my_subscr_request_update_gsup_auth(NULL); |
| 1055 | |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1056 | case OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1057 | /* Send SEND_AUTH_INFO_RESULT */ |
Pau Espin Pedrol | d17d621 | 2018-01-07 18:05:22 +0100 | [diff] [blame] | 1058 | return my_subscr_request_auth_info_gsup_auth(NULL, NULL, NULL); |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1059 | |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1060 | case OSMO_GSUP_MSGT_PURGE_MS_REQUEST: |
| 1061 | from_peer.message_type = OSMO_GSUP_MSGT_PURGE_MS_RESULT; |
Jacob Erlbeck | b3982c1 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 1062 | break; |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1063 | |
| 1064 | default: |
| 1065 | if ((to_peer.message_type & 0b00000011) == 0) { |
| 1066 | /* Unhandled request */ |
Jacob Erlbeck | b3982c1 | 2015-01-06 16:32:41 +0100 | [diff] [blame] | 1067 | /* Send error(NOT_IMPL) */ |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1068 | from_peer.message_type = to_peer.message_type + 1; |
| 1069 | from_peer.cause = GMM_CAUSE_MSGT_NOTEXIST_NOTIMPL; |
| 1070 | break; |
| 1071 | } |
| 1072 | |
| 1073 | /* Ignore it */ |
| 1074 | return 0; |
| 1075 | } |
| 1076 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 1077 | reply_msg = gsup_client_msgb_alloc(); |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1078 | reply_msg->l2h = reply_msg->data; |
Harald Welte | 4e349d6 | 2016-04-25 19:07:34 +0200 | [diff] [blame] | 1079 | osmo_gsup_encode(reply_msg, &from_peer); |
Jacob Erlbeck | 0d2cf60 | 2015-01-09 15:07:16 +0100 | [diff] [blame] | 1080 | gprs_subscr_rx_gsup_message(reply_msg); |
| 1081 | msgb_free(reply_msg); |
| 1082 | |
| 1083 | return 0; |
| 1084 | }; |
| 1085 | |
Jacob Erlbeck | 6f4bbd4 | 2014-11-06 13:43:41 +0100 | [diff] [blame] | 1086 | /* |
| 1087 | * Test the GMM Rejects |
| 1088 | */ |
| 1089 | static void test_gmm_reject(void) |
| 1090 | { |
| 1091 | struct gprs_ra_id raid = { 0, }; |
| 1092 | struct sgsn_mm_ctx *ctx = NULL; |
| 1093 | uint32_t foreign_tlli; |
| 1094 | struct gprs_llc_lle *lle; |
| 1095 | int idx; |
| 1096 | |
| 1097 | /* DTAP - Attach Request */ |
| 1098 | /* Invalid MI length */ |
| 1099 | static const unsigned char attach_req_inv_mi_len[] = { |
| 1100 | 0x08, 0x01, 0x02, 0xf5, 0xe0, 0x21, 0x08, 0x02, 0x09, 0xf4, |
| 1101 | 0xfb, 0xc5, 0x46, 0x79, 0xff, 0xff, 0xff, 0xff, 0x11, 0x22, |
| 1102 | 0x33, 0x40, 0x50, 0x60, 0x19, 0x18, 0xb3, 0x43, 0x2b, 0x25, |
| 1103 | 0x96, 0x62, 0x00, 0x60, 0x80, 0x9a, 0xc2, 0xc6, 0x62, 0x00, |
| 1104 | 0x60, 0x80, 0xba, 0xc8, 0xc6, 0x62, 0x00, 0x60, 0x80, 0x00 |
| 1105 | }; |
| 1106 | |
| 1107 | /* DTAP - Attach Request */ |
| 1108 | /* Invalid MI type (IMEI) */ |
| 1109 | static const unsigned char attach_req_inv_mi_type[] = { |
| 1110 | 0x08, 0x01, 0x02, 0xf5, 0xe0, 0x21, 0x08, 0x02, 0x05, 0xf2, |
| 1111 | 0xfb, 0xc5, 0x46, 0x79, 0x11, 0x22, 0x33, 0x40, 0x50, 0x60, |
| 1112 | 0x19, 0x18, 0xb3, 0x43, 0x2b, 0x25, 0x96, 0x62, 0x00, 0x60, |
| 1113 | 0x80, 0x9a, 0xc2, 0xc6, 0x62, 0x00, 0x60, 0x80, 0xba, 0xc8, |
| 1114 | 0xc6, 0x62, 0x00, 0x60, 0x80, 0x00 |
| 1115 | }; |
| 1116 | |
| 1117 | /* DTAP - Routing Area Update Request */ |
| 1118 | static const unsigned char dtap_ra_upd_req[] = { |
| 1119 | 0x08, 0x08, 0x10, 0x11, 0x22, 0x33, 0x40, 0x50, |
| 1120 | 0x60, 0x1d, 0x19, 0x13, 0x42, 0x33, 0x57, 0x2b, |
| 1121 | 0xf7, 0xc8, 0x48, 0x02, 0x13, 0x48, 0x50, 0xc8, |
| 1122 | 0x48, 0x02, 0x14, 0x48, 0x50, 0xc8, 0x48, 0x02, |
| 1123 | 0x17, 0x49, 0x10, 0xc8, 0x48, 0x02, 0x00, 0x19, |
| 1124 | 0x8b, 0xb2, 0x92, 0x17, 0x16, 0x27, 0x07, 0x04, |
| 1125 | 0x31, 0x02, 0xe5, 0xe0, 0x32, 0x02, 0x20, 0x00 |
| 1126 | }; |
| 1127 | |
| 1128 | /* DTAP - Routing Area Update Request */ |
| 1129 | /* Invalid type: GPRS_UPD_T_RA_LA_IMSI_ATT */ |
| 1130 | static const unsigned char dtap_ra_upd_req_inv_type[] = { |
| 1131 | 0x08, 0x08, 0x12, 0x11, 0x22, 0x33, 0x40, 0x50, |
| 1132 | 0x60, 0x1d, 0x19, 0x13, 0x42, 0x33, 0x57, 0x2b, |
| 1133 | 0xf7, 0xc8, 0x48, 0x02, 0x13, 0x48, 0x50, 0xc8, |
| 1134 | 0x48, 0x02, 0x14, 0x48, 0x50, 0xc8, 0x48, 0x02, |
| 1135 | 0x17, 0x49, 0x10, 0xc8, 0x48, 0x02, 0x00, 0x19, |
| 1136 | 0x8b, 0xb2, 0x92, 0x17, 0x16, 0x27, 0x07, 0x04, |
| 1137 | 0x31, 0x02, 0xe5, 0xe0, 0x32, 0x02, 0x20, 0x00 |
| 1138 | }; |
| 1139 | |
| 1140 | /* DTAP - Routing Area Update Request */ |
| 1141 | /* Invalid cap length */ |
| 1142 | static const unsigned char dtap_ra_upd_req_inv_cap_len[] = { |
| 1143 | 0x08, 0x08, 0x10, 0x11, 0x22, 0x33, 0x40, 0x50, |
| 1144 | 0x60, 0x3d, 0x19, 0x13, 0x42, 0x33, 0x57, 0x2b, |
| 1145 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
| 1146 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
| 1147 | 0xf7, 0xc8, 0x48, 0x02, 0x13, 0x48, 0x50, 0xc8, |
| 1148 | 0x48, 0x02, 0x14, 0x48, 0x50, 0xc8, 0x48, 0x02, |
| 1149 | 0x17, 0x49, 0x10, 0xc8, 0x48, 0x02, 0x00, 0x19, |
| 1150 | 0x8b, 0xb2, 0x92, 0x17, 0x16, 0x27, 0x07, 0x04, |
| 1151 | 0x31, 0x02, 0xe5, 0xe0, 0x32, 0x02, 0x20, 0x00 |
| 1152 | }; |
| 1153 | |
| 1154 | struct test { |
| 1155 | const char *title; |
| 1156 | const unsigned char *msg; |
| 1157 | unsigned msg_len; |
| 1158 | unsigned num_resp; |
| 1159 | |
| 1160 | }; |
| 1161 | static struct test tests[] = { |
| 1162 | { |
| 1163 | .title = "Attach Request (invalid MI length)", |
| 1164 | .msg = attach_req_inv_mi_len, |
| 1165 | .msg_len = sizeof(attach_req_inv_mi_len), |
| 1166 | .num_resp = 1 /* Reject */ |
| 1167 | |
| 1168 | }, |
| 1169 | { |
| 1170 | .title = "Attach Request (invalid MI type)", |
| 1171 | .msg = attach_req_inv_mi_type, |
| 1172 | .msg_len = sizeof(attach_req_inv_mi_type), |
| 1173 | .num_resp = 1 /* Reject */ |
| 1174 | }, |
| 1175 | { |
| 1176 | .title = "Routing Area Update Request (valid)", |
| 1177 | .msg = dtap_ra_upd_req, |
| 1178 | .msg_len = sizeof(dtap_ra_upd_req), |
| 1179 | .num_resp = 2 /* XID Reset + Reject */ |
| 1180 | }, |
| 1181 | { |
| 1182 | .title = "Routing Area Update Request (invalid type)", |
| 1183 | .msg = dtap_ra_upd_req_inv_type, |
| 1184 | .msg_len = sizeof(dtap_ra_upd_req_inv_type), |
| 1185 | .num_resp = 1 /* Reject */ |
| 1186 | }, |
| 1187 | { |
| 1188 | .title = "Routing Area Update Request (invalid CAP length)", |
| 1189 | .msg = dtap_ra_upd_req_inv_cap_len, |
| 1190 | .msg_len = sizeof(dtap_ra_upd_req_inv_cap_len), |
| 1191 | .num_resp = 1 /* Reject */ |
| 1192 | }, |
| 1193 | }; |
| 1194 | |
| 1195 | printf("Testing GMM reject\n"); |
| 1196 | |
| 1197 | /* reset the PRNG used by sgsn_alloc_ptmsi */ |
| 1198 | srand(1); |
| 1199 | |
| 1200 | foreign_tlli = gprs_tmsi2tlli(0xc0000023, TLLI_FOREIGN); |
| 1201 | |
| 1202 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 1203 | |
| 1204 | for (idx = 0; idx < ARRAY_SIZE(tests); idx++) { |
| 1205 | const struct test *test = &tests[idx]; |
| 1206 | printf(" - %s\n", test->title); |
| 1207 | |
| 1208 | /* Create a LLE/LLME */ |
| 1209 | lle = gprs_lle_get_or_create(foreign_tlli, 3); |
| 1210 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
| 1211 | |
| 1212 | /* Inject the Request message */ |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 1213 | send_0408_message(lle->llme, foreign_tlli, &raid, |
Jacob Erlbeck | 6f4bbd4 | 2014-11-06 13:43:41 +0100 | [diff] [blame] | 1214 | test->msg, test->msg_len); |
| 1215 | |
| 1216 | /* We expect a Reject message */ |
| 1217 | fprintf(stderr, "sgsn_tx_counter = %d (expected %d)\n", |
| 1218 | sgsn_tx_counter, test->num_resp); |
| 1219 | OSMO_ASSERT(sgsn_tx_counter == test->num_resp); |
| 1220 | |
| 1221 | /* verify that LLME/MM are removed */ |
| 1222 | ctx = sgsn_mm_ctx_by_tlli(foreign_tlli, &raid); |
| 1223 | OSMO_ASSERT(ctx == NULL); |
| 1224 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 1225 | } |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 1226 | |
| 1227 | cleanup_test(); |
Jacob Erlbeck | 6f4bbd4 | 2014-11-06 13:43:41 +0100 | [diff] [blame] | 1228 | } |
| 1229 | |
Jacob Erlbeck | e06476a | 2014-11-06 15:43:10 +0100 | [diff] [blame] | 1230 | /* |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1231 | * Test cancellation of attached MM contexts |
| 1232 | */ |
| 1233 | static void test_gmm_cancel(void) |
| 1234 | { |
| 1235 | struct gprs_ra_id raid = { 0, }; |
| 1236 | struct sgsn_mm_ctx *ctx = NULL; |
| 1237 | struct sgsn_mm_ctx *ictx; |
| 1238 | uint32_t ptmsi1; |
| 1239 | uint32_t foreign_tlli; |
| 1240 | uint32_t local_tlli = 0; |
| 1241 | struct gprs_llc_lle *lle; |
| 1242 | const enum sgsn_auth_policy saved_auth_policy = sgsn->cfg.auth_policy; |
| 1243 | |
| 1244 | /* DTAP - Attach Request */ |
| 1245 | /* The P-TMSI is not known by the SGSN */ |
| 1246 | static const unsigned char attach_req[] = { |
| 1247 | 0x08, 0x01, 0x02, 0xf5, 0xe0, 0x21, 0x08, 0x02, 0x05, 0xf4, |
| 1248 | 0xfb, 0xc5, 0x46, 0x79, 0x11, 0x22, 0x33, 0x40, 0x50, 0x60, |
| 1249 | 0x19, 0x18, 0xb3, 0x43, 0x2b, 0x25, 0x96, 0x62, 0x00, 0x60, |
| 1250 | 0x80, 0x9a, 0xc2, 0xc6, 0x62, 0x00, 0x60, 0x80, 0xba, 0xc8, |
| 1251 | 0xc6, 0x62, 0x00, 0x60, 0x80, 0x00 |
| 1252 | }; |
| 1253 | |
| 1254 | /* DTAP - Identity Response IMEI */ |
| 1255 | static const unsigned char ident_resp_imei[] = { |
| 1256 | 0x08, 0x16, 0x08, 0x9a, 0x78, 0x56, 0x34, 0x12, 0x90, 0x78, |
| 1257 | 0x56 |
| 1258 | }; |
| 1259 | |
| 1260 | /* DTAP - Identity Response IMSI */ |
| 1261 | static const unsigned char ident_resp_imsi[] = { |
| 1262 | 0x08, 0x16, 0x08, 0x19, 0x32, 0x54, 0x76, 0x98, 0x10, 0x32, |
| 1263 | 0x54 |
| 1264 | }; |
| 1265 | |
| 1266 | /* DTAP - Attach Complete */ |
| 1267 | static const unsigned char attach_compl[] = { |
| 1268 | 0x08, 0x03 |
| 1269 | }; |
| 1270 | |
| 1271 | printf("Testing cancellation\n"); |
| 1272 | |
| 1273 | sgsn_inst.cfg.auth_policy = SGSN_AUTH_POLICY_OPEN; |
| 1274 | |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1275 | foreign_tlli = gprs_tmsi2tlli(0xc0000023, TLLI_FOREIGN); |
| 1276 | |
| 1277 | /* Create a LLE/LLME */ |
| 1278 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 1279 | lle = gprs_lle_get_or_create(foreign_tlli, 3); |
| 1280 | OSMO_ASSERT(count(gprs_llme_list()) == 1); |
| 1281 | |
| 1282 | /* inject the attach request */ |
Jacob Erlbeck | 2d9dee9 | 2016-01-04 18:43:33 +0100 | [diff] [blame] | 1283 | send_0408_message(lle->llme, foreign_tlli, &raid, |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1284 | attach_req, ARRAY_SIZE(attach_req)); |
| 1285 | |
| 1286 | ctx = sgsn_mm_ctx_by_tlli(foreign_tlli, &raid); |
| 1287 | OSMO_ASSERT(ctx != NULL); |
Alexander Couzens | 5e33f44 | 2017-01-31 15:34:26 +0100 | [diff] [blame] | 1288 | OSMO_ASSERT(ctx->gmm_state == GMM_COMMON_PROC_INIT); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1289 | |
| 1290 | /* we expect an identity request (IMEI) */ |
| 1291 | OSMO_ASSERT(sgsn_tx_counter == 1); |
| 1292 | |
| 1293 | /* inject the identity response (IMEI) */ |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 1294 | send_0408_message(ctx->gb.llme, foreign_tlli, &raid, |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1295 | ident_resp_imei, ARRAY_SIZE(ident_resp_imei)); |
| 1296 | |
| 1297 | /* we expect an identity request (IMSI) */ |
| 1298 | OSMO_ASSERT(sgsn_tx_counter == 1); |
| 1299 | |
| 1300 | /* inject the identity response (IMSI) */ |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 1301 | send_0408_message(ctx->gb.llme, foreign_tlli, &raid, |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1302 | ident_resp_imsi, ARRAY_SIZE(ident_resp_imsi)); |
| 1303 | |
| 1304 | /* check that the MM context has not been removed due to a failed |
| 1305 | * authorization */ |
| 1306 | OSMO_ASSERT(ctx == sgsn_mm_ctx_by_tlli(foreign_tlli, &raid)); |
| 1307 | |
Alexander Couzens | 5e33f44 | 2017-01-31 15:34:26 +0100 | [diff] [blame] | 1308 | OSMO_ASSERT(ctx->gmm_state == GMM_COMMON_PROC_INIT); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1309 | |
| 1310 | /* we expect an attach accept/reject */ |
| 1311 | OSMO_ASSERT(sgsn_tx_counter == 1); |
Jacob Erlbeck | 28c28f9 | 2015-10-12 19:36:32 +0200 | [diff] [blame] | 1312 | ptmsi1 = get_new_ptmsi(&last_dl_parse_ctx); |
| 1313 | OSMO_ASSERT(ptmsi1 != GSM_RESERVED_TMSI); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1314 | |
| 1315 | /* this has been randomly assigned by the SGSN */ |
| 1316 | local_tlli = gprs_tmsi2tlli(ptmsi1, TLLI_LOCAL); |
| 1317 | |
| 1318 | /* inject the attach complete */ |
Harald Welte | c28dc2f | 2015-12-25 19:12:21 +0100 | [diff] [blame] | 1319 | send_0408_message(ctx->gb.llme, foreign_tlli, &raid, |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1320 | attach_compl, ARRAY_SIZE(attach_compl)); |
| 1321 | |
Alexander Couzens | 5e33f44 | 2017-01-31 15:34:26 +0100 | [diff] [blame] | 1322 | OSMO_ASSERT(ctx->gmm_state == GMM_REGISTERED_NORMAL); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1323 | |
| 1324 | /* we don't expect a response */ |
| 1325 | OSMO_ASSERT(sgsn_tx_counter == 0); |
| 1326 | |
| 1327 | /* cancel */ |
Jacob Erlbeck | 4101008 | 2015-01-05 17:51:17 +0100 | [diff] [blame] | 1328 | gsm0408_gprs_access_cancelled(ctx, 0); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1329 | |
| 1330 | /* verify that things are gone */ |
| 1331 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 1332 | ictx = sgsn_mm_ctx_by_tlli(local_tlli, &raid); |
| 1333 | OSMO_ASSERT(!ictx); |
| 1334 | |
| 1335 | sgsn->cfg.auth_policy = saved_auth_policy; |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 1336 | |
| 1337 | cleanup_test(); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1338 | } |
| 1339 | |
Jacob Erlbeck | 9b3ca64 | 2015-02-03 13:47:53 +0100 | [diff] [blame] | 1340 | static void test_apn_matching(void) |
| 1341 | { |
| 1342 | struct apn_ctx *actx, *actxs[9]; |
| 1343 | |
| 1344 | printf("Testing APN matching\n"); |
| 1345 | |
| 1346 | actxs[0] = sgsn_apn_ctx_find_alloc("*.test", ""); |
| 1347 | actxs[1] = sgsn_apn_ctx_find_alloc("*.def.test", ""); |
| 1348 | actxs[2] = sgsn_apn_ctx_find_alloc("abc.def.test", ""); |
| 1349 | actxs[3] = NULL; |
| 1350 | |
| 1351 | actxs[4] = sgsn_apn_ctx_find_alloc("abc.def.test", "456"); |
| 1352 | actxs[5] = sgsn_apn_ctx_find_alloc("abc.def.test", "456123"); |
| 1353 | actxs[6] = sgsn_apn_ctx_find_alloc("*.def.test", "456"); |
| 1354 | actxs[7] = sgsn_apn_ctx_find_alloc("*.def.test", "456123"); |
| 1355 | |
| 1356 | actxs[8] = sgsn_apn_ctx_find_alloc("ghi.def.test", "456"); |
| 1357 | |
| 1358 | actx = sgsn_apn_ctx_match("abc.def.test", "12345678"); |
| 1359 | OSMO_ASSERT(actx == actxs[2]); |
| 1360 | actx = sgsn_apn_ctx_match("aBc.dEf.test", "12345678"); |
| 1361 | OSMO_ASSERT(actx == actxs[2]); |
| 1362 | actx = sgsn_apn_ctx_match("xyz.def.test", "12345678"); |
| 1363 | OSMO_ASSERT(actx == actxs[1]); |
| 1364 | actx = sgsn_apn_ctx_match("xyz.dEf.test", "12345678"); |
| 1365 | OSMO_ASSERT(actx == actxs[1]); |
| 1366 | actx = sgsn_apn_ctx_match("xyz.uvw.test", "12345678"); |
| 1367 | OSMO_ASSERT(actx == actxs[0]); |
| 1368 | actx = sgsn_apn_ctx_match("xyz.uvw.foo", "12345678"); |
| 1369 | OSMO_ASSERT(actx == NULL); |
| 1370 | |
| 1371 | actxs[3] = sgsn_apn_ctx_find_alloc("*", ""); |
| 1372 | actx = sgsn_apn_ctx_match("xyz.uvw.foo", "12345678"); |
| 1373 | OSMO_ASSERT(actx == actxs[3]); |
| 1374 | |
| 1375 | actx = sgsn_apn_ctx_match("abc.def.test", "45699900"); |
| 1376 | OSMO_ASSERT(actx == actxs[4]); |
| 1377 | |
| 1378 | actx = sgsn_apn_ctx_match("xyz.def.test", "45699900"); |
| 1379 | OSMO_ASSERT(actx == actxs[6]); |
| 1380 | |
| 1381 | actx = sgsn_apn_ctx_match("abc.def.test", "45612300"); |
| 1382 | OSMO_ASSERT(actx == actxs[5]); |
| 1383 | |
| 1384 | actx = sgsn_apn_ctx_match("xyz.def.test", "45612300"); |
| 1385 | OSMO_ASSERT(actx == actxs[7]); |
| 1386 | |
| 1387 | actx = sgsn_apn_ctx_match("ghi.def.test", "45699900"); |
| 1388 | OSMO_ASSERT(actx == actxs[8]); |
| 1389 | |
| 1390 | actx = sgsn_apn_ctx_match("ghi.def.test", "45612300"); |
| 1391 | OSMO_ASSERT(actx == actxs[7]); |
| 1392 | |
| 1393 | /* Free APN contexts and check how the matching changes */ |
| 1394 | |
| 1395 | sgsn_apn_ctx_free(actxs[7]); |
| 1396 | actx = sgsn_apn_ctx_match("ghi.def.test", "45612300"); |
| 1397 | OSMO_ASSERT(actx == actxs[8]); |
| 1398 | |
| 1399 | sgsn_apn_ctx_free(actxs[8]); |
| 1400 | actx = sgsn_apn_ctx_match("ghi.def.test", "45612300"); |
| 1401 | OSMO_ASSERT(actx == actxs[6]); |
| 1402 | |
| 1403 | sgsn_apn_ctx_free(actxs[6]); |
| 1404 | actx = sgsn_apn_ctx_match("ghi.def.test", "45612300"); |
| 1405 | OSMO_ASSERT(actx == actxs[1]); |
| 1406 | |
| 1407 | sgsn_apn_ctx_free(actxs[5]); |
| 1408 | actx = sgsn_apn_ctx_match("abc.def.test", "45612300"); |
| 1409 | OSMO_ASSERT(actx == actxs[4]); |
| 1410 | |
| 1411 | sgsn_apn_ctx_free(actxs[4]); |
| 1412 | actx = sgsn_apn_ctx_match("abc.def.test", "45612300"); |
| 1413 | OSMO_ASSERT(actx == actxs[2]); |
| 1414 | |
| 1415 | sgsn_apn_ctx_free(actxs[2]); |
| 1416 | actx = sgsn_apn_ctx_match("abc.def.test", "12345678"); |
| 1417 | OSMO_ASSERT(actx == actxs[1]); |
| 1418 | |
| 1419 | sgsn_apn_ctx_free(actxs[1]); |
| 1420 | actx = sgsn_apn_ctx_match("abc.def.test", "12345678"); |
| 1421 | OSMO_ASSERT(actx == actxs[0]); |
| 1422 | |
| 1423 | sgsn_apn_ctx_free(actxs[0]); |
| 1424 | actx = sgsn_apn_ctx_match("abc.def.test", "12345678"); |
| 1425 | OSMO_ASSERT(actx == actxs[3]); |
| 1426 | |
| 1427 | sgsn_apn_ctx_free(actxs[3]); |
| 1428 | actx = sgsn_apn_ctx_match("abc.def.test", "12345678"); |
| 1429 | OSMO_ASSERT(actx == NULL); |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 1430 | |
| 1431 | cleanup_test(); |
Jacob Erlbeck | 9b3ca64 | 2015-02-03 13:47:53 +0100 | [diff] [blame] | 1432 | } |
| 1433 | |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1434 | struct sgsn_subscriber_pdp_data* sgsn_subscriber_pdp_data_alloc( |
| 1435 | struct sgsn_subscriber_data *sdata); |
| 1436 | |
| 1437 | static void test_ggsn_selection(void) |
| 1438 | { |
| 1439 | struct apn_ctx *actxs[4]; |
| 1440 | struct sgsn_ggsn_ctx *ggc, *ggcs[3]; |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 1441 | struct gprs_subscr *s1; |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1442 | const char *imsi1 = "1234567890"; |
| 1443 | struct sgsn_mm_ctx *ctx; |
| 1444 | struct gprs_ra_id raid = { 0, }; |
| 1445 | uint32_t local_tlli = 0xffeeddcc; |
| 1446 | enum gsm48_gsm_cause gsm_cause; |
| 1447 | struct tlv_parsed tp; |
| 1448 | uint8_t apn_enc[GSM_APN_LENGTH + 10]; |
| 1449 | struct sgsn_subscriber_pdp_data *pdp_data; |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1450 | char apn_str[GSM_APN_LENGTH]; |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1451 | |
| 1452 | printf("Testing GGSN selection\n"); |
| 1453 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 1454 | gsup_client_send_cb = my_gsup_client_send_dummy; |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1455 | |
| 1456 | /* Check for emptiness */ |
| 1457 | OSMO_ASSERT(gprs_subscr_get_by_imsi(imsi1) == NULL); |
| 1458 | |
| 1459 | /* Create a context */ |
| 1460 | OSMO_ASSERT(count(gprs_llme_list()) == 0); |
| 1461 | ctx = alloc_mm_ctx(local_tlli, &raid); |
Neels Hofmeyr | 5644c2b | 2017-01-13 03:12:08 +0100 | [diff] [blame] | 1462 | osmo_strlcpy(ctx->imsi, imsi1, sizeof(ctx->imsi)); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1463 | |
| 1464 | /* Allocate and attach a subscriber */ |
| 1465 | s1 = gprs_subscr_get_or_create_by_mmctx(ctx); |
| 1466 | assert_subscr(s1, imsi1); |
| 1467 | |
| 1468 | tp.lv[GSM48_IE_GSM_APN].len = 0; |
| 1469 | tp.lv[GSM48_IE_GSM_APN].val = apn_enc; |
| 1470 | |
| 1471 | /* TODO: Add PDP info entries to s1 */ |
| 1472 | |
| 1473 | ggcs[0] = sgsn_ggsn_ctx_find_alloc(0); |
| 1474 | ggcs[1] = sgsn_ggsn_ctx_find_alloc(1); |
| 1475 | ggcs[2] = sgsn_ggsn_ctx_find_alloc(2); |
| 1476 | |
| 1477 | actxs[0] = sgsn_apn_ctx_find_alloc("test.apn", "123456"); |
| 1478 | actxs[0]->ggsn = ggcs[0]; |
| 1479 | actxs[1] = sgsn_apn_ctx_find_alloc("*.apn", "123456"); |
| 1480 | actxs[1]->ggsn = ggcs[1]; |
| 1481 | actxs[2] = sgsn_apn_ctx_find_alloc("*", "456789"); |
| 1482 | actxs[2]->ggsn = ggcs[2]; |
| 1483 | |
Holger Hans Peter Freyther | ab9422e | 2015-05-24 20:51:17 +0800 | [diff] [blame] | 1484 | pdp_data = sgsn_subscriber_pdp_data_alloc(s1->sgsn_data); |
| 1485 | pdp_data->context_id = 1; |
| 1486 | pdp_data->pdp_type = 0x0121; |
Neels Hofmeyr | 5644c2b | 2017-01-13 03:12:08 +0100 | [diff] [blame] | 1487 | osmo_strlcpy(pdp_data->apn_str, "*", sizeof(pdp_data->apn_str)); |
Holger Hans Peter Freyther | ab9422e | 2015-05-24 20:51:17 +0800 | [diff] [blame] | 1488 | |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1489 | /* Resolve GGSNs */ |
| 1490 | |
| 1491 | tp.lv[GSM48_IE_GSM_APN].len = |
| 1492 | gprs_str_to_apn(apn_enc, sizeof(apn_enc), "Test.Apn"); |
| 1493 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1494 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1495 | OSMO_ASSERT(ggc != NULL); |
| 1496 | OSMO_ASSERT(ggc->id == 0); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1497 | OSMO_ASSERT(strcmp(apn_str, "Test.Apn") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1498 | |
| 1499 | tp.lv[GSM48_IE_GSM_APN].len = |
| 1500 | gprs_str_to_apn(apn_enc, sizeof(apn_enc), "Other.Apn"); |
| 1501 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1502 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1503 | OSMO_ASSERT(ggc != NULL); |
| 1504 | OSMO_ASSERT(ggc->id == 1); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1505 | OSMO_ASSERT(strcmp(apn_str, "Other.Apn") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1506 | |
| 1507 | tp.lv[GSM48_IE_GSM_APN].len = 0; |
| 1508 | tp.lv[GSM48_IE_GSM_APN].val = NULL; |
| 1509 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1510 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1511 | OSMO_ASSERT(ggc != NULL); |
| 1512 | OSMO_ASSERT(ggc->id == 0); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1513 | OSMO_ASSERT(strcmp(apn_str, "") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1514 | |
| 1515 | actxs[3] = sgsn_apn_ctx_find_alloc("*", "123456"); |
| 1516 | actxs[3]->ggsn = ggcs[2]; |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1517 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1518 | OSMO_ASSERT(ggc != NULL); |
| 1519 | OSMO_ASSERT(ggc->id == 2); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1520 | OSMO_ASSERT(strcmp(apn_str, "") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1521 | |
| 1522 | sgsn_apn_ctx_free(actxs[3]); |
| 1523 | tp.lv[GSM48_IE_GSM_APN].val = apn_enc; |
| 1524 | |
| 1525 | tp.lv[GSM48_IE_GSM_APN].len = |
| 1526 | gprs_str_to_apn(apn_enc, sizeof(apn_enc), "Foo.Bar"); |
| 1527 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1528 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1529 | OSMO_ASSERT(ggc == NULL); |
| 1530 | OSMO_ASSERT(gsm_cause == GSM_CAUSE_MISSING_APN); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1531 | OSMO_ASSERT(strcmp(apn_str, "Foo.Bar") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1532 | |
| 1533 | tp.lv[GSM48_IE_GSM_APN].len = sizeof(apn_enc); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1534 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1535 | OSMO_ASSERT(ggc == NULL); |
| 1536 | OSMO_ASSERT(gsm_cause == GSM_CAUSE_INV_MAND_INFO); |
| 1537 | |
| 1538 | /* Add PDP data entry to subscriber */ |
| 1539 | |
Neels Hofmeyr | 5644c2b | 2017-01-13 03:12:08 +0100 | [diff] [blame] | 1540 | osmo_strlcpy(pdp_data->apn_str, "Test.Apn", sizeof(pdp_data->apn_str)); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1541 | |
| 1542 | tp.lv[GSM48_IE_GSM_APN].len = |
| 1543 | gprs_str_to_apn(apn_enc, sizeof(apn_enc), "Test.Apn"); |
| 1544 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1545 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1546 | OSMO_ASSERT(ggc != NULL); |
| 1547 | OSMO_ASSERT(ggc->id == 0); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1548 | OSMO_ASSERT(strcmp(apn_str, "Test.Apn") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1549 | |
| 1550 | tp.lv[GSM48_IE_GSM_APN].len = |
| 1551 | gprs_str_to_apn(apn_enc, sizeof(apn_enc), "Other.Apn"); |
| 1552 | |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1553 | ggc = sgsn_mm_ctx_find_ggsn_ctx(ctx, &tp, &gsm_cause, apn_str); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1554 | OSMO_ASSERT(ggc == NULL); |
| 1555 | OSMO_ASSERT(gsm_cause == GSM_CAUSE_REQ_SERV_OPT_NOTSUB); |
Holger Hans Peter Freyther | 2b1d49a | 2015-05-25 12:26:49 +0800 | [diff] [blame] | 1556 | OSMO_ASSERT(strcmp(apn_str, "") == 0); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1557 | |
| 1558 | /* Cleanup */ |
| 1559 | |
Neels Hofmeyr | e2c94d6 | 2017-01-10 00:49:56 +0100 | [diff] [blame] | 1560 | gprs_subscr_put(s1); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1561 | sgsn_mm_ctx_cleanup_free(ctx); |
| 1562 | |
| 1563 | assert_no_subscrs(); |
| 1564 | |
| 1565 | sgsn_apn_ctx_free(actxs[0]); |
| 1566 | sgsn_apn_ctx_free(actxs[1]); |
| 1567 | sgsn_apn_ctx_free(actxs[2]); |
| 1568 | |
| 1569 | sgsn_ggsn_ctx_free(ggcs[0]); |
| 1570 | sgsn_ggsn_ctx_free(ggcs[1]); |
| 1571 | sgsn_ggsn_ctx_free(ggcs[2]); |
| 1572 | |
Neels Hofmeyr | 0e5c1e1 | 2016-12-08 21:19:57 +0100 | [diff] [blame] | 1573 | gsup_client_send_cb = __real_gsup_client_send; |
Jacob Erlbeck | 515fc33 | 2015-10-12 19:36:31 +0200 | [diff] [blame] | 1574 | |
| 1575 | cleanup_test(); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1576 | } |
| 1577 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1578 | static struct log_info_cat gprs_categories[] = { |
| 1579 | [DMM] = { |
| 1580 | .name = "DMM", |
| 1581 | .description = "Layer3 Mobility Management (MM)", |
| 1582 | .color = "\033[1;33m", |
Jacob Erlbeck | 7c24b3e | 2014-10-29 12:11:58 +0100 | [diff] [blame] | 1583 | .enabled = 1, .loglevel = LOGL_DEBUG, |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1584 | }, |
| 1585 | [DPAG] = { |
| 1586 | .name = "DPAG", |
| 1587 | .description = "Paging Subsystem", |
| 1588 | .color = "\033[1;38m", |
| 1589 | .enabled = 1, .loglevel = LOGL_NOTICE, |
| 1590 | }, |
| 1591 | [DMEAS] = { |
| 1592 | .name = "DMEAS", |
| 1593 | .description = "Radio Measurement Processing", |
| 1594 | .enabled = 0, .loglevel = LOGL_NOTICE, |
| 1595 | }, |
| 1596 | [DREF] = { |
| 1597 | .name = "DREF", |
| 1598 | .description = "Reference Counting", |
| 1599 | .enabled = 0, .loglevel = LOGL_NOTICE, |
| 1600 | }, |
| 1601 | [DGPRS] = { |
| 1602 | .name = "DGPRS", |
| 1603 | .description = "GPRS Packet Service", |
| 1604 | .enabled = 1, .loglevel = LOGL_DEBUG, |
| 1605 | }, |
| 1606 | [DNS] = { |
| 1607 | .name = "DNS", |
| 1608 | .description = "GPRS Network Service (NS)", |
| 1609 | .enabled = 1, .loglevel = LOGL_INFO, |
| 1610 | }, |
| 1611 | [DBSSGP] = { |
| 1612 | .name = "DBSSGP", |
| 1613 | .description = "GPRS BSS Gateway Protocol (BSSGP)", |
| 1614 | .enabled = 1, .loglevel = LOGL_DEBUG, |
| 1615 | }, |
| 1616 | [DLLC] = { |
| 1617 | .name = "DLLC", |
| 1618 | .description = "GPRS Logical Link Control Protocol (LLC)", |
| 1619 | .enabled = 1, .loglevel = LOGL_DEBUG, |
| 1620 | }, |
| 1621 | [DSNDCP] = { |
| 1622 | .name = "DSNDCP", |
| 1623 | .description = "GPRS Sub-Network Dependent Control Protocol (SNDCP)", |
| 1624 | .enabled = 1, .loglevel = LOGL_DEBUG, |
| 1625 | }, |
| 1626 | }; |
| 1627 | |
| 1628 | static struct log_info info = { |
| 1629 | .cat = gprs_categories, |
| 1630 | .num_cat = ARRAY_SIZE(gprs_categories), |
| 1631 | }; |
| 1632 | |
Holger Hans Peter Freyther | 232f621 | 2014-09-30 09:10:25 +0200 | [diff] [blame] | 1633 | int main(int argc, char **argv) |
| 1634 | { |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 1635 | void *osmo_sgsn_ctx; |
Neels Hofmeyr | a73e5f1 | 2016-09-16 01:49:08 +0200 | [diff] [blame] | 1636 | void *msgb_ctx; |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 1637 | |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 1638 | osmo_sgsn_ctx = talloc_named_const(NULL, 0, "osmo_sgsn"); |
Neels Hofmeyr | 8de6b86 | 2018-04-16 00:57:10 +0200 | [diff] [blame] | 1639 | osmo_init_logging2(osmo_sgsn_ctx, &info); |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 1640 | tall_bsc_ctx = talloc_named_const(osmo_sgsn_ctx, 0, "bsc"); |
Neels Hofmeyr | a73e5f1 | 2016-09-16 01:49:08 +0200 | [diff] [blame] | 1641 | msgb_ctx = msgb_talloc_ctx_init(osmo_sgsn_ctx, 0); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1642 | |
Alexander Couzens | 32fdba0 | 2016-07-05 09:52:52 +0200 | [diff] [blame] | 1643 | sgsn_rate_ctr_init(); |
Jacob Erlbeck | b2acd74 | 2014-11-13 10:48:39 +0100 | [diff] [blame] | 1644 | sgsn_auth_init(); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 1645 | gprs_subscr_init(sgsn); |
Jacob Erlbeck | 7c24b3e | 2014-10-29 12:11:58 +0100 | [diff] [blame] | 1646 | |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1647 | test_llme(); |
Jacob Erlbeck | e8b6968 | 2014-11-12 10:12:11 +0100 | [diff] [blame] | 1648 | test_subscriber(); |
Jacob Erlbeck | b1332b6 | 2014-12-08 15:52:00 +0100 | [diff] [blame] | 1649 | test_auth_triplets(); |
Jacob Erlbeck | 5641cfc | 2014-12-12 15:01:37 +0100 | [diff] [blame] | 1650 | test_subscriber_gsup(); |
Holger Hans Peter Freyther | 9424684 | 2014-10-02 22:24:47 +0200 | [diff] [blame] | 1651 | test_gmm_detach(); |
Jacob Erlbeck | 0b2da87 | 2014-10-27 14:34:13 +0100 | [diff] [blame] | 1652 | test_gmm_detach_power_off(); |
Jacob Erlbeck | 42d284f | 2014-10-21 13:09:55 +0200 | [diff] [blame] | 1653 | test_gmm_detach_no_mmctx(); |
Jacob Erlbeck | 021a0d1 | 2014-11-24 15:04:15 +0100 | [diff] [blame] | 1654 | test_gmm_detach_accept_unexpected(); |
Jacob Erlbeck | b35ee6b | 2014-10-28 09:47:03 +0100 | [diff] [blame] | 1655 | test_gmm_status_no_mmctx(); |
Jacob Erlbeck | 6f4bbd4 | 2014-11-06 13:43:41 +0100 | [diff] [blame] | 1656 | test_gmm_reject(); |
Jacob Erlbeck | bf0b874 | 2014-11-11 14:47:38 +0100 | [diff] [blame] | 1657 | test_gmm_cancel(); |
Jacob Erlbeck | 9b3ca64 | 2015-02-03 13:47:53 +0100 | [diff] [blame] | 1658 | test_apn_matching(); |
Jacob Erlbeck | 3400f11 | 2015-02-02 18:03:05 +0100 | [diff] [blame] | 1659 | test_ggsn_selection(); |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1660 | printf("Done\n"); |
Jacob Erlbeck | 80dbcf1 | 2015-01-13 11:46:32 +0100 | [diff] [blame] | 1661 | |
Jacob Erlbeck | 265e735 | 2015-01-30 11:57:25 +0100 | [diff] [blame] | 1662 | talloc_report_full(osmo_sgsn_ctx, stderr); |
Neels Hofmeyr | a73e5f1 | 2016-09-16 01:49:08 +0200 | [diff] [blame] | 1663 | OSMO_ASSERT(talloc_total_blocks(msgb_ctx) == 1); |
Alexander Couzens | 32fdba0 | 2016-07-05 09:52:52 +0200 | [diff] [blame] | 1664 | OSMO_ASSERT(talloc_total_blocks(tall_bsc_ctx) == 2); |
Holger Hans Peter Freyther | 232f621 | 2014-09-30 09:10:25 +0200 | [diff] [blame] | 1665 | return 0; |
| 1666 | } |
Holger Hans Peter Freyther | 49dbcd9 | 2014-10-02 21:27:24 +0200 | [diff] [blame] | 1667 | |
| 1668 | |
| 1669 | /* stubs */ |
| 1670 | struct osmo_prim_hdr; |
| 1671 | int bssgp_prim_cb(struct osmo_prim_hdr *oph, void *ctx) |
| 1672 | { |
| 1673 | abort(); |
| 1674 | } |