| /* Osmocom MSC+VLR end-to-end tests */ |
| |
| /* (C) 2017 by sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| * |
| * All Rights Reserved |
| * |
| * Author: Neels Hofmeyr <nhofmeyr@sysmocom.de> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #include "msc_vlr_tests.h" |
| |
| static void _test_umts_authen(enum osmo_rat_type via_ran) |
| { |
| struct vlr_subscr *vsub; |
| const char *imsi = "901700000010650"; |
| const char *sms = |
| "09" /* SMS messages */ |
| "01" /* CP-DATA */ |
| "58" /* length */ |
| "01" /* Network to MS */ |
| "00" /* reference */ |
| /* originator (gsm411_send_sms() hardcodes this weird nr) */ |
| "0791" "447758100650" /* 447785016005 */ |
| "00" /* dest */ |
| /* SMS TPDU */ |
| "4c" /* len */ |
| "00" /* SMS deliver */ |
| "05802443f2" /* originating address 42342 */ |
| "00" /* TP-PID */ |
| "00" /* GSM default alphabet */ |
| "071010" /* Y-M-D (from wrapped gsm340_gen_scts())*/ |
| "000000" /* H-M-S */ |
| "00" /* GMT+0 */ |
| "44" /* data length */ |
| "5079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0e" |
| "d3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb" |
| "0c7ac3e9e9b7db05"; |
| bool encryption = (via_ran == OSMO_RAT_GERAN_A && net->a5_encryption_mask > 0x1) |
| || (via_ran == OSMO_RAT_UTRAN_IU && net->uea_encryption); |
| |
| net->authentication_required = true; |
| net->vlr->cfg.assign_tmsi = true; |
| rx_from_ran = via_ran; |
| |
| btw("Location Update request causes a GSUP Send Auth Info request to HLR"); |
| lu_result_sent = RES_NONE; |
| gsup_expect_tx("080108" "09710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0508" /* MM LU */ |
| "7" /* ciph key seq: no key available */ |
| "0" /* LU type: normal */ |
| "ffffff" "0000" /* LAI, LAC */ |
| "57" /* classmark 1: R99, early classmark, no power lvl */ |
| "089910070000106005" /* IMSI */ |
| "3303575886" /* classmark 2 */ |
| ); |
| OSMO_ASSERT(gsup_tx_confirmed); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS"); |
| /* based on auc_3g: |
| * K = 'EB215756028D60E3275E613320AEC880', |
| * OPC = 'FB2A3D1B360F599ABAB99DB8669F8308' |
| * SQN = 0 |
| */ |
| auth_request_sent = false; |
| auth_request_expect_rand = "39fa2f4e3d523d8619a73b4f65c3e14d"; |
| auth_request_expect_autn = "8704f5ba55f30000d2ee44b22c8ea919"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* 5 auth vectors... */ |
| /* TL TL rand */ |
| "0362" "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" |
| /* TL sres TL kc */ |
| "2104" "9b36efdf" "2208" "059a4f668f6fbe39" |
| /* TL 3G IK */ |
| "2310" "27497388b6cb044648f396aa155b95ef" |
| /* TL 3G CK */ |
| "2410" "f64735036e5871319c679f4742a75ea1" |
| /* TL AUTN */ |
| "2510" "8704f5ba55f30000d2ee44b22c8ea919" |
| /* TL RES */ |
| "2708" "e229c19e791f2e41" |
| /* TL TL rand */ |
| "0362" "2010" "c187a53a5e6b9d573cac7c74451fd46d" |
| "2104" "85aa3130" "2208" "d3d50a000bf04f6e" |
| "2310" "1159ec926a50e98c034a6b7d7c9f418d" |
| "2410" "df3a03d9ca5335641efc8e36d76cd20b" |
| "2510" "1843a645b98d00005b2d666af46c45d9" |
| "2708" "7db47cf7f81e4dc7" |
| "0362" "2010" "efa9c29a9742148d5c9070348716e1bb" |
| "2104" "69d5f9fb" "2208" "3df176f0c29f1a3d" |
| "2310" "eb50e770ddcc3060101d2f43b6c2b884" |
| "2410" "76542abce5ff9345b0e8947f4c6e019c" |
| "2510" "f9375e6d41e1000096e7fe4ff1c27e39" |
| "2708" "706f996719ba609c" |
| "0362" "2010" "f023d5a3b24726e0631b64b3840f8253" |
| "2104" "d570c03f" "2208" "ec011be8919883d6" |
| "2310" "c4e58af4ba43f3bcd904e16984f086d7" |
| "2410" "0593f65e752e5cb7f473862bda05aa0a" |
| "2510" "541ff1f077270000c5ea00d658bc7e9a" |
| "2708" "3fd26072eaa2a04d" |
| "0362" "2010" "2f8f90c780d6a9c0c53da7ac57b6707e" |
| "2104" "b072446f220823f39f9f425ad6e6" |
| "2310" "65af0527fda95b0dc5ae4aa515cdf32f" |
| "2410" "537c3b35a3b13b08d08eeb28098f45cc" |
| "2510" "4bf4e564f75300009bc796706bc65744" |
| "2708" "0edb0eadbea94ac2" HLR_TO_VLR, |
| NULL); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| if (encryption) { |
| if (via_ran == OSMO_RAT_GERAN_A) { |
| btw("Test code not implemented"); |
| OSMO_ASSERT(false); |
| } else { |
| /* On UTRAN */ |
| btw("Encryption enabled. MS sends Authen Response, VLR accepts and sends SecurityModeControl"); |
| expect_security_mode_ctrl(NULL, "27497388b6cb044648f396aa155b95ef"); |
| ms_sends_msg("0554" "e229c19e" "2104" "791f2e41"); |
| VERBOSE_ASSERT(security_mode_ctrl_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("MS sends SecurityModeControl acceptance, VLR accepts and sends GSUP LU Req to HLR"); |
| gsup_expect_tx("04010809710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_security_mode_complete(); |
| VERBOSE_ASSERT(gsup_tx_confirmed, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| } |
| } else { |
| /* Encryption disabled */ |
| btw("Encryption disabled. MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); |
| gsup_expect_tx("04010809710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0554" "e229c19e" "2104" "791f2e41"); |
| VERBOSE_ASSERT(gsup_tx_confirmed, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| } |
| |
| btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); |
| gsup_rx("10010809710000000156f00804032443f2" HLR_TO_VLR, |
| "12010809710000000156f0" VLR_TO_HLR); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); |
| gsup_rx("06010809710000000156f0" HLR_TO_VLR, NULL); |
| |
| VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); |
| |
| btw("a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl"); |
| EXPECT_CONN_COUNT(1); |
| EXPECT_ACCEPTED(false); |
| thwart_rx_non_initial_requests(); |
| |
| btw("even though the TMSI is not acked, we can already find the subscr with it"); |
| vsub = vlr_subscr_find_by_tmsi(net->vlr, 0x03020100, __func__); |
| VERBOSE_ASSERT(vsub != NULL, == true, "%d"); |
| VERBOSE_ASSERT(strcmp(vsub->imsi, imsi), == 0, "%d"); |
| VERBOSE_ASSERT(vsub->tmsi_new, == 0x03020100, "0x%08x"); |
| VERBOSE_ASSERT(vsub->tmsi, == GSM_RESERVED_TMSI, "0x%08x"); |
| vlr_subscr_put(vsub, __func__); |
| |
| btw("MS sends TMSI Realloc Complete"); |
| expect_release_clear(via_ran); |
| ms_sends_msg("055b"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| btw("LU was successful, and the conn has already been closed"); |
| EXPECT_CONN_COUNT(0); |
| |
| BTW("after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector"); |
| auth_request_sent = false; |
| auth_request_expect_rand = "c187a53a5e6b9d573cac7c74451fd46d"; |
| auth_request_expect_autn = "1843a645b98d00005b2d666af46c45d9"; |
| cm_service_result_sent = RES_NONE; |
| ms_sends_msg("052474" |
| "03575886" /* classmark 2 */ |
| "089910070000106005" /* IMSI */); |
| VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| |
| btw("needs auth, not yet accepted"); |
| EXPECT_ACCEPTED(false); |
| thwart_rx_non_initial_requests(); |
| |
| if (encryption) { |
| if (via_ran == OSMO_RAT_GERAN_A) { |
| btw("Test code not implemented"); |
| OSMO_ASSERT(false); |
| } else { |
| /* On UTRAN */ |
| btw("Encryption enabled. MS sends Authen Response, VLR accepts and sends SecurityModeControl"); |
| expect_security_mode_ctrl(NULL, "1159ec926a50e98c034a6b7d7c9f418d"); |
| ms_sends_msg("0554" "7db47cf7" "2104" "f81e4dc7"); /* 2nd vector's res, s.a. */ |
| VERBOSE_ASSERT(security_mode_ctrl_sent, == true, "%d"); |
| VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); |
| |
| btw("MS sends SecurityModeControl acceptance, VLR accepts; above Ciphering is an implicit CM Service Accept"); |
| ms_sends_security_mode_complete(); |
| VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); |
| } |
| } else { |
| /* Encryption disabled */ |
| btw("Encryption disabled. MS sends Authen Response, VLR accepts with a CM Service Accept"); |
| gsup_expect_tx(NULL); |
| ms_sends_msg("0554" "7db47cf7" "2104" "f81e4dc7"); /* 2nd vector's res, s.a. */ |
| VERBOSE_ASSERT(cm_service_result_sent, == RES_ACCEPT, "%d"); |
| } |
| |
| /* Release connection */ |
| expect_release_clear(via_ran); |
| conn_conclude_cm_service_req(g_msub, MSC_A_USE_CM_SERVICE_SMS); |
| ran_sends_clear_complete(via_ran); |
| |
| btw("all requests serviced, conn has been released"); |
| EXPECT_CONN_COUNT(0); |
| |
| BTW("an SMS is sent, MS is paged"); |
| paging_expect_imsi(imsi); |
| paging_sent = false; |
| vsub = vlr_subscr_find_by_imsi(net->vlr, imsi, __func__); |
| OSMO_ASSERT(vsub); |
| VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 0, "%d"); |
| |
| send_sms(vsub, vsub, |
| "Privacy in residential applications is a desirable" |
| " marketing option."); |
| |
| VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 1, "%d"); |
| vlr_subscr_put(vsub, __func__); |
| vsub = NULL; |
| VERBOSE_ASSERT(paging_sent, == true, "%d"); |
| |
| btw("the subscriber and its pending request should remain"); |
| vsub = vlr_subscr_find_by_imsi(net->vlr, imsi, __func__); |
| OSMO_ASSERT(vsub); |
| VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 1, "%d"); |
| vlr_subscr_put(vsub, __func__); |
| |
| btw("MS replies with Paging Response, and VLR sends Auth Request with third key"); |
| auth_request_sent = false; |
| auth_request_expect_rand = "efa9c29a9742148d5c9070348716e1bb"; |
| auth_request_expect_autn = "f9375e6d41e1000096e7fe4ff1c27e39"; |
| ms_sends_msg("062707" |
| "03575886" /* classmark 2 */ |
| "089910070000106005" /* IMSI */); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| |
| btw("needs auth, not yet accepted"); |
| EXPECT_ACCEPTED(false); |
| thwart_rx_non_initial_requests(); |
| |
| if (encryption) { |
| if (via_ran == OSMO_RAT_GERAN_A) { |
| btw("Test code not implemented"); |
| OSMO_ASSERT(false); |
| } else { |
| /* On UTRAN */ |
| btw("Encryption enabled. MS sends Authen Response, VLR accepts and sends SecurityModeControl"); |
| expect_security_mode_ctrl(NULL, "eb50e770ddcc3060101d2f43b6c2b884"); |
| ms_sends_msg("0554" "706f9967" "2104" "19ba609c"); /* 3nd vector's res, s.a. */ |
| VERBOSE_ASSERT(security_mode_ctrl_sent, == true, "%d"); |
| |
| btw("MS sends SecurityModeControl acceptance, VLR accepts and sends SMS"); |
| dtap_expect_tx(sms); |
| ms_sends_security_mode_complete(); |
| } |
| } else { |
| /* Encryption disabled */ |
| btw("Encryption disabled. MS sends Authen Response, VLR accepts and sends pending SMS"); |
| dtap_expect_tx(sms); |
| ms_sends_msg("0554" "706f9967" "2104" "19ba609c"); /* 3nd vector's res, s.a. */ |
| VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); |
| } |
| |
| btw("SMS was delivered, no requests pending for subscr"); |
| vsub = vlr_subscr_find_by_imsi(net->vlr, imsi, __func__); |
| OSMO_ASSERT(vsub); |
| VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 0, "%d"); |
| vlr_subscr_put(vsub, __func__); |
| |
| btw("conn is still open to wait for SMS ack dance"); |
| EXPECT_CONN_COUNT(1); |
| |
| btw("MS replies with CP-ACK for received SMS"); |
| ms_sends_msg("8904"); |
| EXPECT_CONN_COUNT(1); |
| |
| btw("MS also sends RP-ACK, MSC in turn sends CP-ACK for that"); |
| dtap_expect_tx("0904"); |
| expect_release_clear(via_ran); |
| ms_sends_msg("890106020041020000"); |
| VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| btw("SMS is done, conn is gone"); |
| EXPECT_CONN_COUNT(0); |
| |
| BTW("subscriber detaches"); |
| expect_release_clear(via_ran); |
| ms_sends_msg("050130" |
| "089910070000106005" /* IMSI */); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| EXPECT_CONN_COUNT(0); |
| clear_vlr(); |
| } |
| |
| static void test_umts_authen_geran() |
| { |
| comment_start(); |
| _test_umts_authen(OSMO_RAT_GERAN_A); |
| comment_end(); |
| } |
| |
| static void test_umts_authen_utran() |
| { |
| comment_start(); |
| net->uea_encryption = false; |
| _test_umts_authen(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| static void test_umts_auth_ciph_utran() |
| { |
| comment_start(); |
| net->uea_encryption = true; |
| _test_umts_authen(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| #define RECALC_AUTS 0 |
| |
| #if RECALC_AUTS |
| typedef uint8_t u8; |
| extern int milenage_f2345(const u8 *opc, const u8 *k, const u8 *_rand, |
| u8 *res, u8 *ck, u8 *ik, u8 *ak, u8 *akstar); |
| extern int milenage_f1(const u8 *opc, const u8 *k, const u8 *_rand, |
| const u8 *sqn, const u8 *amf, u8 *mac_a, u8 *mac_s); |
| #endif |
| |
| static void _test_umts_authen_resync(enum osmo_rat_type via_ran) |
| { |
| struct vlr_subscr *vsub; |
| const char *imsi = "901700000010650"; |
| bool encryption = (via_ran == OSMO_RAT_GERAN_A && net->a5_encryption_mask > 0x1) |
| || (via_ran == OSMO_RAT_UTRAN_IU && net->uea_encryption); |
| |
| net->authentication_required = true; |
| net->vlr->cfg.assign_tmsi = true; |
| rx_from_ran = via_ran; |
| |
| btw("Location Update request causes a GSUP Send Auth Info request to HLR"); |
| lu_result_sent = RES_NONE; |
| gsup_expect_tx("080108" "09710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0508" /* MM LU */ |
| "7" /* ciph key seq: no key available */ |
| "0" /* LU type: normal */ |
| "ffffff" "0000" /* LAI, LAC */ |
| "57" /* classmark 1: R99, early classmark, no power lvl */ |
| "089910070000106005" /* IMSI */ |
| "3303575886" /* classmark 2 */ |
| ); |
| OSMO_ASSERT(gsup_tx_confirmed); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS"); |
| /* based on auc_3g: |
| * K = 'EB215756028D60E3275E613320AEC880', |
| * OPC = 'FB2A3D1B360F599ABAB99DB8669F8308' |
| * SQN = 0 |
| */ |
| auth_request_sent = false; |
| auth_request_expect_rand = "39fa2f4e3d523d8619a73b4f65c3e14d"; |
| auth_request_expect_autn = "8704f5ba55f30000d2ee44b22c8ea919"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* auth vectors... */ |
| /* TL TL rand */ |
| "0362" "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" |
| /* TL sres TL kc */ |
| "2104" "9b36efdf" "2208" "059a4f668f6fbe39" |
| /* TL 3G IK */ |
| "2310" "27497388b6cb044648f396aa155b95ef" |
| /* TL 3G CK */ |
| "2410" "f64735036e5871319c679f4742a75ea1" |
| /* TL AUTN */ |
| "2510" "8704f5ba55f30000d2ee44b22c8ea919" |
| /* TL RES */ |
| "2708" "e229c19e791f2e41" |
| HLR_TO_VLR,NULL); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| /* The AUTN sent was 8704f5ba55f30000d2ee44b22c8ea919 |
| * (see expected error output) |
| * with the first 6 bytes being SQN ^ AK. |
| * K = EB215756028D60E3275E613320AEC880 |
| * OPC = FB2A3D1B360F599ABAB99DB8669F8308 |
| * RAND = 39fa2f4e3d523d8619a73b4f65c3e14d |
| * --milenage-f5--> |
| * AK = 8704f5ba55f3 |
| * |
| * The first six bytes are 8704f5ba55f3, |
| * and 8704f5ba55f3 ^ AK = 0. |
| * --> SQN = 0. |
| * |
| * Say the USIM doesn't like that, let's say it is at SQN 23. |
| * SQN_MS = 000000000017 |
| * |
| * AUTS = Conc(SQN_MS) || MAC-S |
| * Conc(SQN_MS) = SQN_MS ⊕ f5*[K](RAND) |
| * MAC-S = f1*[K] (SQN MS || RAND || AMF) |
| * |
| * f5*--> Conc(SQN_MS) = 000000000017 ^ 979498b1f73a |
| * = 979498b1f72d |
| * AMF = 0000 (TS 33.102 v7.0.0, 6.3.3) |
| * |
| * MAC-S = f1*[K] (000000000017 || 39fa2f4e3d523d8619a73b4f65c3e14d || 0000) |
| * = 3e28c59fa2e72f9c |
| * |
| * AUTS = 979498b1f72d || 3e28c59fa2e72f9c |
| */ |
| #if RECALC_AUTS |
| uint8_t ak[6]; |
| uint8_t akstar[6]; |
| uint8_t opc[16]; |
| uint8_t k[16]; |
| uint8_t rand[16]; |
| osmo_hexparse("EB215756028D60E3275E613320AEC880", k, sizeof(k)); |
| osmo_hexparse("FB2A3D1B360F599ABAB99DB8669F8308", opc, sizeof(opc)); |
| osmo_hexparse("39fa2f4e3d523d8619a73b4f65c3e14d", rand, sizeof(rand)); |
| milenage_f2345(opc, k, rand, NULL, NULL, NULL, ak, akstar); |
| btw("ak = %s", osmo_hexdump_nospc(ak, sizeof(ak))); |
| btw("akstar = %s", osmo_hexdump_nospc(akstar, sizeof(akstar))); |
| |
| uint8_t sqn_ms[6] = { 0, 0, 0, 0, 0, 23 }; |
| uint8_t amf[2] = { 0 }; |
| uint8_t mac_s[8]; |
| milenage_f1(opc, k, rand, sqn_ms, amf, NULL, mac_s); |
| btw("mac_s = %s", osmo_hexdump_nospc(mac_s, sizeof(mac_s))); |
| /* verify valid AUTS resulting in SQN 23 with: |
| osmo-auc-gen -3 -a milenage -k EB215756028D60E3275E613320AEC880 \ |
| -o FB2A3D1B360F599ABAB99DB8669F8308 \ |
| -r 39fa2f4e3d523d8619a73b4f65c3e14d \ |
| -A 979498b1f72d3e28c59fa2e72f9c |
| */ |
| #endif |
| |
| btw("MS sends Authen Failure with Resync cause, VLR sends GSUP to HLR to resync"); |
| auth_request_sent = false; |
| gsup_expect_tx("08" /* OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST */ |
| "0108" "09710000000156f0" /* IMSI */ |
| "260e" "979498b1f72d3e28c59fa2e72f9c" /* AUTS */ |
| "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" /* RAND */ |
| CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("051c" /* 05 = MM; 1c = Auth Failure */ |
| "15" /* cause = Synch Failure */ |
| "220e" "979498b1f72d3e28c59fa2e72f9c" /* AUTS */); |
| VERBOSE_ASSERT(gsup_tx_confirmed, == true, "%d"); |
| VERBOSE_ASSERT(auth_request_sent, == false, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("HLR replies with new tuples"); |
| auth_request_sent = false; |
| auth_request_expect_rand = "0f1feb1623e1bf626334e37ec448ac18"; |
| auth_request_expect_autn = "02a83f62e9470000660d51afc75f169d"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* 1 auth vector */ |
| /* TL TL rand */ |
| "0362" "2010" "0f1feb1623e1bf626334e37ec448ac18" |
| /* TL sres TL kc */ |
| "2104" "efde99da" "2208" "14778c855c523730" |
| /* TL 3G IK */ |
| "2310" "8a90c769b7272f3bb7a1c1fbb1ea9349" |
| /* TL 3G CK */ |
| "2410" "43ffc1cf8c89a7fd6ab94bd8d6162cbf" |
| /* TL AUTN */ |
| "2510" "02a83f62e9470000660d51afc75f169d" |
| /* TL RES */ |
| "2708" "1df5f0b4f22b696e" |
| /* TL TL rand */ |
| "0362" "2010" "ac21d34937b4e1142a2c757af2949319" |
| /* TL sres TL kc */ |
| "2104" "7818bfdc" "2208" "d175571f41f314a4" |
| /* TL 3G IK */ |
| "2310" "ff8edbceb6dd24799c77c3b9a6790c10" |
| /* TL 3G CK */ |
| "2410" "157c39022ca9d885a7f0766a7dfee448" |
| /* TL AUTN */ |
| "2510" "8a43b91898e500002cf354c6f5d1f8c3" |
| /* TL RES */ |
| "2708" "f748a7078f5018db" |
| HLR_TO_VLR,NULL); |
| |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| if (encryption) { |
| if (via_ran == OSMO_RAT_GERAN_A) { |
| btw("Test code not implemented"); |
| OSMO_ASSERT(false); |
| } else { |
| /* On UTRAN */ |
| btw("Encryption enabled. MS sends Authen Response, VLR accepts and sends SecurityModeControl"); |
| expect_security_mode_ctrl(NULL, "8a90c769b7272f3bb7a1c1fbb1ea9349"); |
| ms_sends_msg("0554" "1df5f0b4" "2104" "f22b696e"); |
| VERBOSE_ASSERT(security_mode_ctrl_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("MS sends SecurityModeControl acceptance, VLR accepts and sends GSUP LU Req to HLR"); |
| gsup_expect_tx("04010809710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_security_mode_complete(); |
| VERBOSE_ASSERT(gsup_tx_confirmed, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| } |
| } else { |
| /* Encryption disabled */ |
| btw("Encryption disabled. MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); |
| gsup_expect_tx("04010809710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0554" "1df5f0b4" "2104" "f22b696e"); |
| VERBOSE_ASSERT(gsup_tx_confirmed, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| } |
| |
| btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); |
| gsup_rx("10010809710000000156f00804032443f2" HLR_TO_VLR, |
| "12010809710000000156f0" VLR_TO_HLR); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); |
| gsup_rx("06010809710000000156f0" HLR_TO_VLR, NULL); |
| |
| VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); |
| |
| btw("a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl"); |
| EXPECT_CONN_COUNT(1); |
| EXPECT_ACCEPTED(false); |
| thwart_rx_non_initial_requests(); |
| |
| btw("even though the TMSI is not acked, we can already find the subscr with it"); |
| vsub = vlr_subscr_find_by_tmsi(net->vlr, 0x03020100, __func__); |
| VERBOSE_ASSERT(vsub != NULL, == true, "%d"); |
| VERBOSE_ASSERT(strcmp(vsub->imsi, imsi), == 0, "%d"); |
| VERBOSE_ASSERT(vsub->tmsi_new, == 0x03020100, "0x%08x"); |
| VERBOSE_ASSERT(vsub->tmsi, == GSM_RESERVED_TMSI, "0x%08x"); |
| vlr_subscr_put(vsub, __func__); |
| |
| btw("MS sends TMSI Realloc Complete"); |
| expect_release_clear(via_ran); |
| ms_sends_msg("055b"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| btw("LU was successful, and the conn has already been closed"); |
| EXPECT_CONN_COUNT(0); |
| |
| clear_vlr(); |
| } |
| |
| static void test_umts_authen_resync_geran() |
| { |
| comment_start(); |
| _test_umts_authen_resync(OSMO_RAT_GERAN_A); |
| comment_end(); |
| } |
| |
| static void test_umts_authen_resync_utran() |
| { |
| comment_start(); |
| net->uea_encryption = false; |
| _test_umts_authen_resync(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| static void test_umts_auth_ciph_resync_utran() |
| { |
| comment_start(); |
| net->uea_encryption = true; |
| _test_umts_authen_resync(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| static void _test_umts_authen_too_short_res(enum osmo_rat_type via_ran) |
| { |
| net->authentication_required = true; |
| net->vlr->cfg.assign_tmsi = true; |
| rx_from_ran = via_ran; |
| |
| btw("Location Update request causes a GSUP Send Auth Info request to HLR"); |
| lu_result_sent = RES_NONE; |
| gsup_expect_tx("080108" "09710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0508" /* MM LU */ |
| "7" /* ciph key seq: no key available */ |
| "0" /* LU type: normal */ |
| "ffffff" "0000" /* LAI, LAC */ |
| "57" /* classmark 1: R99, early classmark, no power lvl */ |
| "089910070000106005" /* IMSI */ |
| "3303575886" /* classmark 2 */ |
| ); |
| OSMO_ASSERT(gsup_tx_confirmed); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS"); |
| /* based on auc_3g: |
| * K = 'EB215756028D60E3275E613320AEC880', |
| * OPC = 'FB2A3D1B360F599ABAB99DB8669F8308' |
| * SQN = 0 |
| */ |
| auth_request_sent = false; |
| auth_request_expect_rand = "39fa2f4e3d523d8619a73b4f65c3e14d"; |
| auth_request_expect_autn = "8704f5ba55f30000d2ee44b22c8ea919"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* 5 auth vectors... */ |
| /* TL TL rand */ |
| "0362" "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" |
| /* TL sres TL kc */ |
| "2104" "9b36efdf" "2208" "059a4f668f6fbe39" |
| /* TL 3G IK */ |
| "2310" "27497388b6cb044648f396aa155b95ef" |
| /* TL 3G CK */ |
| "2410" "f64735036e5871319c679f4742a75ea1" |
| /* TL AUTN */ |
| "2510" "8704f5ba55f30000d2ee44b22c8ea919" |
| /* TL RES */ |
| "2708" "e229c19e791f2e41" |
| /* TL TL rand */ |
| "0362" "2010" "c187a53a5e6b9d573cac7c74451fd46d" |
| "2104" "85aa3130" "2208" "d3d50a000bf04f6e" |
| "2310" "1159ec926a50e98c034a6b7d7c9f418d" |
| "2410" "df3a03d9ca5335641efc8e36d76cd20b" |
| "2510" "1843a645b98d00005b2d666af46c45d9" |
| "2708" "7db47cf7f81e4dc7" |
| "0362" "2010" "efa9c29a9742148d5c9070348716e1bb" |
| "2104" "69d5f9fb" "2208" "3df176f0c29f1a3d" |
| "2310" "eb50e770ddcc3060101d2f43b6c2b884" |
| "2410" "76542abce5ff9345b0e8947f4c6e019c" |
| "2510" "f9375e6d41e1000096e7fe4ff1c27e39" |
| "2708" "706f996719ba609c" |
| "0362" "2010" "f023d5a3b24726e0631b64b3840f8253" |
| "2104" "d570c03f" "2208" "ec011be8919883d6" |
| "2310" "c4e58af4ba43f3bcd904e16984f086d7" |
| "2410" "0593f65e752e5cb7f473862bda05aa0a" |
| "2510" "541ff1f077270000c5ea00d658bc7e9a" |
| "2708" "3fd26072eaa2a04d" |
| "0362" "2010" "2f8f90c780d6a9c0c53da7ac57b6707e" |
| "2104" "b072446f220823f39f9f425ad6e6" |
| "2310" "65af0527fda95b0dc5ae4aa515cdf32f" |
| "2410" "537c3b35a3b13b08d08eeb28098f45cc" |
| "2510" "4bf4e564f75300009bc796706bc65744" |
| "2708" "0edb0eadbea94ac2" HLR_TO_VLR, |
| NULL); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("MS sends Authen Response of wrong RES size, VLR thwarts"); |
| gsup_expect_tx("0b010809710000000156f0" VLR_TO_HLR); /* OSMO_GSUP_MSGT_AUTH_FAIL_REPORT */ |
| expect_release_clear(via_ran); |
| ms_sends_msg("0554" "e229c19e" "2103" "791f2e" /* nipped one byte */); |
| VERBOSE_ASSERT(lu_result_sent, == RES_REJECT, "%d"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| EXPECT_CONN_COUNT(0); |
| clear_vlr(); |
| } |
| |
| static void test_umts_authen_too_short_res_geran() |
| { |
| comment_start(); |
| _test_umts_authen_too_short_res(OSMO_RAT_GERAN_A); |
| comment_end(); |
| } |
| |
| static void test_umts_authen_too_short_res_utran() |
| { |
| comment_start(); |
| _test_umts_authen_too_short_res(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| static void _test_umts_authen_too_long_res(enum osmo_rat_type via_ran) |
| { |
| net->authentication_required = true; |
| net->vlr->cfg.assign_tmsi = true; |
| rx_from_ran = via_ran; |
| |
| btw("Location Update request causes a GSUP Send Auth Info request to HLR"); |
| lu_result_sent = RES_NONE; |
| gsup_expect_tx("080108" "09710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0508" /* MM LU */ |
| "7" /* ciph key seq: no key available */ |
| "0" /* LU type: normal */ |
| "ffffff" "0000" /* LAI, LAC */ |
| "57" /* classmark 1: R99, early classmark, no power lvl */ |
| "089910070000106005" /* IMSI */ |
| "3303575886" /* classmark 2 */ |
| ); |
| OSMO_ASSERT(gsup_tx_confirmed); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS"); |
| /* based on auc_3g: |
| * K = 'EB215756028D60E3275E613320AEC880', |
| * OPC = 'FB2A3D1B360F599ABAB99DB8669F8308' |
| * SQN = 0 |
| */ |
| auth_request_sent = false; |
| auth_request_expect_rand = "39fa2f4e3d523d8619a73b4f65c3e14d"; |
| auth_request_expect_autn = "8704f5ba55f30000d2ee44b22c8ea919"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* 5 auth vectors... */ |
| /* TL TL rand */ |
| "0362" "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" |
| /* TL sres TL kc */ |
| "2104" "9b36efdf" "2208" "059a4f668f6fbe39" |
| /* TL 3G IK */ |
| "2310" "27497388b6cb044648f396aa155b95ef" |
| /* TL 3G CK */ |
| "2410" "f64735036e5871319c679f4742a75ea1" |
| /* TL AUTN */ |
| "2510" "8704f5ba55f30000d2ee44b22c8ea919" |
| /* TL RES */ |
| "2708" "e229c19e791f2e41" |
| /* TL TL rand */ |
| "0362" "2010" "c187a53a5e6b9d573cac7c74451fd46d" |
| "2104" "85aa3130" "2208" "d3d50a000bf04f6e" |
| "2310" "1159ec926a50e98c034a6b7d7c9f418d" |
| "2410" "df3a03d9ca5335641efc8e36d76cd20b" |
| "2510" "1843a645b98d00005b2d666af46c45d9" |
| "2708" "7db47cf7f81e4dc7" |
| "0362" "2010" "efa9c29a9742148d5c9070348716e1bb" |
| "2104" "69d5f9fb" "2208" "3df176f0c29f1a3d" |
| "2310" "eb50e770ddcc3060101d2f43b6c2b884" |
| "2410" "76542abce5ff9345b0e8947f4c6e019c" |
| "2510" "f9375e6d41e1000096e7fe4ff1c27e39" |
| "2708" "706f996719ba609c" |
| "0362" "2010" "f023d5a3b24726e0631b64b3840f8253" |
| "2104" "d570c03f" "2208" "ec011be8919883d6" |
| "2310" "c4e58af4ba43f3bcd904e16984f086d7" |
| "2410" "0593f65e752e5cb7f473862bda05aa0a" |
| "2510" "541ff1f077270000c5ea00d658bc7e9a" |
| "2708" "3fd26072eaa2a04d" |
| "0362" "2010" "2f8f90c780d6a9c0c53da7ac57b6707e" |
| "2104" "b072446f220823f39f9f425ad6e6" |
| "2310" "65af0527fda95b0dc5ae4aa515cdf32f" |
| "2410" "537c3b35a3b13b08d08eeb28098f45cc" |
| "2510" "4bf4e564f75300009bc796706bc65744" |
| "2708" "0edb0eadbea94ac2" HLR_TO_VLR, |
| NULL); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("MS sends Authen Response of wrong RES size, VLR thwarts"); |
| gsup_expect_tx("0b010809710000000156f0" VLR_TO_HLR); /* OSMO_GSUP_MSGT_AUTH_FAIL_REPORT */ |
| expect_release_clear(via_ran); |
| ms_sends_msg("0554" "e229c19e" "2105" "791f2e4123" /* added one byte */); |
| VERBOSE_ASSERT(lu_result_sent, == RES_REJECT, "%d"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| EXPECT_CONN_COUNT(0); |
| clear_vlr(); |
| } |
| |
| static void test_umts_authen_too_long_res_geran() |
| { |
| comment_start(); |
| _test_umts_authen_too_long_res(OSMO_RAT_GERAN_A); |
| comment_end(); |
| } |
| |
| static void test_umts_authen_too_long_res_utran() |
| { |
| comment_start(); |
| _test_umts_authen_too_long_res(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| static void _test_umts_authen_only_sres(enum osmo_rat_type via_ran) |
| { |
| net->authentication_required = true; |
| net->vlr->cfg.assign_tmsi = true; |
| rx_from_ran = via_ran; |
| |
| btw("Location Update request causes a GSUP Send Auth Info request to HLR"); |
| lu_result_sent = RES_NONE; |
| gsup_expect_tx("080108" "09710000000156f0" CN_DOMAIN VLR_TO_HLR); |
| ms_sends_msg("0508" /* MM LU */ |
| "7" /* ciph key seq: no key available */ |
| "0" /* LU type: normal */ |
| "ffffff" "0000" /* LAI, LAC */ |
| "57" /* classmark 1: R99, early classmark, no power lvl */ |
| "089910070000106005" /* IMSI */ |
| "3303575886" /* classmark 2 */ |
| ); |
| OSMO_ASSERT(gsup_tx_confirmed); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| btw("from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS"); |
| /* based on auc_3g: |
| * K = 'EB215756028D60E3275E613320AEC880', |
| * OPC = 'FB2A3D1B360F599ABAB99DB8669F8308' |
| * SQN = 0 |
| */ |
| auth_request_sent = false; |
| auth_request_expect_rand = "39fa2f4e3d523d8619a73b4f65c3e14d"; |
| auth_request_expect_autn = "8704f5ba55f30000d2ee44b22c8ea919"; |
| gsup_rx("0a" |
| /* imsi */ |
| "0108" "09710000000156f0" |
| /* 5 auth vectors... */ |
| /* TL TL rand */ |
| "0362" "2010" "39fa2f4e3d523d8619a73b4f65c3e14d" |
| /* TL sres TL kc */ |
| "2104" "9b36efdf" "2208" "059a4f668f6fbe39" |
| /* TL 3G IK */ |
| "2310" "27497388b6cb044648f396aa155b95ef" |
| /* TL 3G CK */ |
| "2410" "f64735036e5871319c679f4742a75ea1" |
| /* TL AUTN */ |
| "2510" "8704f5ba55f30000d2ee44b22c8ea919" |
| /* TL RES */ |
| "2708" "e229c19e791f2e41" |
| /* TL TL rand */ |
| "0362" "2010" "c187a53a5e6b9d573cac7c74451fd46d" |
| "2104" "85aa3130" "2208" "d3d50a000bf04f6e" |
| "2310" "1159ec926a50e98c034a6b7d7c9f418d" |
| "2410" "df3a03d9ca5335641efc8e36d76cd20b" |
| "2510" "1843a645b98d00005b2d666af46c45d9" |
| "2708" "7db47cf7f81e4dc7" |
| "0362" "2010" "efa9c29a9742148d5c9070348716e1bb" |
| "2104" "69d5f9fb" "2208" "3df176f0c29f1a3d" |
| "2310" "eb50e770ddcc3060101d2f43b6c2b884" |
| "2410" "76542abce5ff9345b0e8947f4c6e019c" |
| "2510" "f9375e6d41e1000096e7fe4ff1c27e39" |
| "2708" "706f996719ba609c" |
| "0362" "2010" "f023d5a3b24726e0631b64b3840f8253" |
| "2104" "d570c03f" "2208" "ec011be8919883d6" |
| "2310" "c4e58af4ba43f3bcd904e16984f086d7" |
| "2410" "0593f65e752e5cb7f473862bda05aa0a" |
| "2510" "541ff1f077270000c5ea00d658bc7e9a" |
| "2708" "3fd26072eaa2a04d" |
| "0362" "2010" "2f8f90c780d6a9c0c53da7ac57b6707e" |
| "2104" "b072446f220823f39f9f425ad6e6" |
| "2310" "65af0527fda95b0dc5ae4aa515cdf32f" |
| "2410" "537c3b35a3b13b08d08eeb28098f45cc" |
| "2510" "4bf4e564f75300009bc796706bc65744" |
| "2708" "0edb0eadbea94ac2" HLR_TO_VLR, |
| NULL); |
| VERBOSE_ASSERT(auth_request_sent, == true, "%d"); |
| VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); |
| |
| if (via_ran == OSMO_RAT_GERAN_A) |
| btw("MS sends Authen Response of wrong RES size, VLR thwarts:" |
| " GERAN reports an SRES mismatch"); |
| else |
| btw("MS sends Authen Response of wrong RES size, VLR thwarts:" |
| " UTRAN disallows GSM AKA altogether"); |
| gsup_expect_tx("0b010809710000000156f0" VLR_TO_HLR); /* OSMO_GSUP_MSGT_AUTH_FAIL_REPORT */ |
| expect_release_clear(via_ran); |
| ms_sends_msg("0554" "e229c19e" /* Only the SRES half of the RES */); |
| VERBOSE_ASSERT(lu_result_sent, == RES_REJECT, "%d"); |
| ASSERT_RELEASE_CLEAR(via_ran); |
| ran_sends_clear_complete(via_ran); |
| |
| EXPECT_CONN_COUNT(0); |
| clear_vlr(); |
| } |
| |
| static void test_umts_authen_only_sres_geran() |
| { |
| comment_start(); |
| _test_umts_authen_only_sres(OSMO_RAT_GERAN_A); |
| comment_end(); |
| } |
| |
| static void test_umts_authen_only_sres_utran() |
| { |
| comment_start(); |
| _test_umts_authen_only_sres(OSMO_RAT_UTRAN_IU); |
| comment_end(); |
| } |
| |
| |
| msc_vlr_test_func_t msc_vlr_tests[] = { |
| test_umts_authen_geran, |
| test_umts_authen_utran, |
| test_umts_auth_ciph_utran, |
| test_umts_authen_resync_geran, |
| test_umts_authen_resync_utran, |
| test_umts_auth_ciph_resync_utran, |
| test_umts_authen_too_short_res_geran, |
| test_umts_authen_too_short_res_utran, |
| test_umts_authen_too_long_res_geran, |
| test_umts_authen_too_long_res_utran, |
| test_umts_authen_only_sres_geran, |
| test_umts_authen_only_sres_utran, |
| NULL |
| }; |