diff options
Diffstat (limited to 'openbsc/tests/msc_vlr/msc_vlr_test_gsm_authen.c')
| -rw-r--r-- | openbsc/tests/msc_vlr/msc_vlr_test_gsm_authen.c | 888 |
1 files changed, 888 insertions, 0 deletions
diff --git a/openbsc/tests/msc_vlr/msc_vlr_test_gsm_authen.c b/openbsc/tests/msc_vlr/msc_vlr_test_gsm_authen.c new file mode 100644 index 000000000..22e549b2f --- /dev/null +++ b/openbsc/tests/msc_vlr/msc_vlr_test_gsm_authen.c @@ -0,0 +1,888 @@ +/* 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" + +void test_gsm_authen() +{ + struct vlr_subscr *vsub; + const char *imsi = "901700000004620"; + + comment_start(); + + net->authentication_required = true; + + btw("Location Update request causes a GSUP Send Auth Info request to HLR"); + lu_result_sent = RES_NONE; + gsup_expect_tx("08010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + 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"); + auth_request_sent = false; + auth_request_expect_rand = "585df1ae287f6e273dce07090d61320b"; + auth_request_expect_autn = NULL; + /* Based on a Ki of 000102030405060708090a0b0c0d0e0f */ + gsup_rx("0a" + /* imsi */ + "0108" "09710000004026f0" + /* 5 auth vectors... */ + /* TL TL rand */ + "0322" "2010" "585df1ae287f6e273dce07090d61320b" + /* TL sres TL kc */ + "2104" "2d8b2c3e" "2208" "61855fb81fc2a800" + "0322" "2010" "12aca96fb4ffdea5c985cbafa9b6e18b" + "2104" "20bde240" "2208" "07fa7502e07e1c00" + "0322" "2010" "e7c03ba7cf0e2fde82b2dc4d63077d42" + "2104" "a29514ae" "2208" "e2b234f807886400" + "0322" "2010" "fa8f20b781b5881329d4fea26b1a3c51" + "2104" "5afc8d72" "2208" "2392f14f709ae000" + "0322" "2010" "0fd4cc8dbe8715d1f439e304edfd68dc" + "2104" "bc8d1c5b" "2208" "da7cdd6bfe2d7000", + NULL); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("If the HLR were to send a GSUP _UPDATE_LOCATION_RESULT we'd still reject"); + gsup_rx("06010809710000004026f0", NULL); + EXPECT_ACCEPTED(false); + + thwart_rx_non_initial_requests(); + + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("05542d8b2c3e"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000004026f00804036470f1", + "12010809710000004026f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); + gsup_rx("06010809710000004026f0", NULL); + + btw("LU was successful, and the conn has already been closed"); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + 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 = "12aca96fb4ffdea5c985cbafa9b6e18b"; + cm_service_result_sent = RES_NONE; + ms_sends_msg("05247803305886089910070000006402"); + OSMO_ASSERT(g_conn); + OSMO_ASSERT(g_conn->conn_fsm); + OSMO_ASSERT(g_conn->vsub); + 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(); + + btw("MS sends Authen Response, VLR accepts with a CM Service Accept"); + gsup_expect_tx(NULL); + ms_sends_msg("0554" "20bde240" /* 2nd vector's sres, s.a. */); + VERBOSE_ASSERT(cm_service_result_sent, == RES_ACCEPT, "%d"); + + btw("a USSD request is serviced"); + dtap_expect_tx_ussd("Your extension is 46071\r"); + ms_sends_msg("0b3b1c15a11302010002013b300b04010f0406aa510c061b017f0100"); + OSMO_ASSERT(dtap_tx_confirmed); + + 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); + 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); + vsub = NULL; + VERBOSE_ASSERT(paging_sent, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == false, "%d"); + + btw("the subscriber and its pending request should remain"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 1, "%d"); + vlr_subscr_put(vsub); + + btw("MS replies with Paging Response, and VLR sends Auth Request with third key"); + auth_request_sent = false; + auth_request_expect_rand = "e7c03ba7cf0e2fde82b2dc4d63077d42"; + ms_sends_msg("06270703305882089910070000006402"); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + + btw("needs auth, not yet accepted"); + EXPECT_ACCEPTED(false); + thwart_rx_non_initial_requests(); + + btw("MS sends Authen Response, VLR accepts and sends pending SMS"); + dtap_expect_tx("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 */ + "05806470f1" /* originating address 46071 */ + "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"); + ms_sends_msg("0554" "a29514ae" /* 3rd vector's sres, s.a. */); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == true, "%d"); + + btw("SMS was delivered, no requests pending for subscr"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 0, "%d"); + vlr_subscr_put(vsub); + + 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"); + ms_sends_msg("890106020041020000"); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + + btw("SMS is done, conn is gone"); + EXPECT_CONN_COUNT(0); + + BTW("subscriber detaches"); + ms_sends_msg("050130089910070000006402"); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +void test_gsm_authen_tmsi() +{ + struct vlr_subscr *vsub; + const char *imsi = "901700000004620"; + + comment_start(); + + net->authentication_required = true; + net->vlr->cfg.assign_tmsi = true; + + btw("Location Update request causes a GSUP Send Auth Info request to HLR"); + lu_result_sent = RES_NONE; + gsup_expect_tx("08010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + 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"); + auth_request_sent = false; + auth_request_expect_rand = "585df1ae287f6e273dce07090d61320b"; + auth_request_expect_autn = NULL; + /* Based on a Ki of 000102030405060708090a0b0c0d0e0f */ + gsup_rx("0a" + /* imsi */ + "0108" "09710000004026f0" + /* 5 auth vectors... */ + /* TL TL rand */ + "0322" "2010" "585df1ae287f6e273dce07090d61320b" + /* TL sres TL kc */ + "2104" "2d8b2c3e" "2208" "61855fb81fc2a800" + "0322" "2010" "12aca96fb4ffdea5c985cbafa9b6e18b" + "2104" "20bde240" "2208" "07fa7502e07e1c00" + "0322" "2010" "e7c03ba7cf0e2fde82b2dc4d63077d42" + "2104" "a29514ae" "2208" "e2b234f807886400" + "0322" "2010" "fa8f20b781b5881329d4fea26b1a3c51" + "2104" "5afc8d72" "2208" "2392f14f709ae000" + "0322" "2010" "0fd4cc8dbe8715d1f439e304edfd68dc" + "2104" "bc8d1c5b" "2208" "da7cdd6bfe2d7000", + NULL); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("If the HLR were to send a GSUP _UPDATE_LOCATION_RESULT we'd still reject"); + gsup_rx("06010809710000004026f0", NULL); + EXPECT_ACCEPTED(false); + + thwart_rx_non_initial_requests(); + + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("05542d8b2c3e"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000004026f00804036470f1", + "12010809710000004026f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); + gsup_rx("06010809710000004026f0", NULL); + + btw("a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl"); + EXPECT_CONN_COUNT(1); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + 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); + 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); + + btw("MS sends TMSI Realloc Complete"); + ms_sends_msg("055b"); + + btw("LU was successful, and the conn has already been closed"); + EXPECT_CONN_COUNT(0); + + btw("Subscriber has the new TMSI"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + VERBOSE_ASSERT(vsub != NULL, == true, "%d"); + VERBOSE_ASSERT(strcmp(vsub->imsi, imsi), == 0, "%d"); + VERBOSE_ASSERT(vsub->tmsi_new, == GSM_RESERVED_TMSI, "0x%08x"); + VERBOSE_ASSERT(vsub->tmsi, == 0x03020100, "0x%08x"); + vlr_subscr_put(vsub); + + BTW("after a while, a new conn sends a CM Service Request using above TMSI. VLR responds with Auth Req, 2nd auth vector"); + auth_request_sent = false; + auth_request_expect_rand = "12aca96fb4ffdea5c985cbafa9b6e18b"; + cm_service_result_sent = RES_NONE; + ms_sends_msg("05247803305886" "05f4" "03020100"); + OSMO_ASSERT(g_conn); + OSMO_ASSERT(g_conn->conn_fsm); + OSMO_ASSERT(g_conn->vsub); + 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(); + + btw("MS sends Authen Response, VLR accepts with a CM Service Accept"); + gsup_expect_tx(NULL); + ms_sends_msg("0554" "20bde240" /* 2nd vector's sres, s.a. */); + VERBOSE_ASSERT(cm_service_result_sent, == RES_ACCEPT, "%d"); + + btw("a USSD request is serviced"); + dtap_expect_tx_ussd("Your extension is 46071\r"); + ms_sends_msg("0b3b1c15a11302010002013b300b04010f0406aa510c061b017f0100"); + OSMO_ASSERT(dtap_tx_confirmed); + + btw("all requests serviced, conn has been released"); + EXPECT_CONN_COUNT(0); + + BTW("an SMS is sent, MS is paged"); + paging_expect_tmsi(0x03020100); + paging_sent = false; + vsub = vlr_subscr_find_by_tmsi(net->vlr, 0x03020100); + 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); + vsub = NULL; + VERBOSE_ASSERT(paging_sent, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == false, "%d"); + + btw("the subscriber and its pending request should remain"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 1, "%d"); + vlr_subscr_put(vsub); + + btw("MS replies with Paging Response using TMSI, and VLR sends Auth Request with third key"); + auth_request_sent = false; + auth_request_expect_rand = "e7c03ba7cf0e2fde82b2dc4d63077d42"; + ms_sends_msg("06270703305882" "05f4" "03020100"); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + + btw("needs auth, not yet accepted"); + EXPECT_ACCEPTED(false); + thwart_rx_non_initial_requests(); + + btw("MS sends Authen Response, VLR accepts and sends pending SMS"); + dtap_expect_tx("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 */ + "05806470f1" /* originating address 46071 */ + "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"); + ms_sends_msg("0554" "a29514ae" /* 3rd vector's sres, s.a. */); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == true, "%d"); + + btw("SMS was delivered, no requests pending for subscr"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 0, "%d"); + vlr_subscr_put(vsub); + + 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"); + ms_sends_msg("890106020041020000"); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + + btw("SMS is done, conn is gone"); + EXPECT_CONN_COUNT(0); + + /* TODO: when the subscriber detaches, the vlr_subscr gets + * deallocated and we no longer know the TMSI. This case is covered by + * test_lu_unknown_tmsi(), so here I'd like to still have the TMSI. + BTW("subscriber detaches, using TMSI"); + ms_sends_msg("050130" "05f4" "03020100"); + EXPECT_CONN_COUNT(0); + */ + + BTW("subscriber sends LU Request, this time with the TMSI"); + btw("Location Update request causes an Auth Req to MS"); + lu_result_sent = RES_NONE; + auth_request_sent = false; + auth_request_expect_rand = "fa8f20b781b5881329d4fea26b1a3c51"; + ms_sends_msg("050802008168000130" "05f4" "03020100"); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("05545afc8d72"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000004026f00804036470f1", + "12010809710000004026f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); + gsup_rx("06010809710000004026f0", NULL); + + btw("a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl"); + EXPECT_CONN_COUNT(1); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + 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, 0x07060504); + VERBOSE_ASSERT(vsub != NULL, == true, "%d"); + VERBOSE_ASSERT(strcmp(vsub->imsi, imsi), == 0, "%d"); + VERBOSE_ASSERT(vsub->tmsi_new, == 0x07060504, "0x%08x"); + VERBOSE_ASSERT(vsub->tmsi, == 0x03020100, "0x%08x"); + vlr_subscr_put(vsub); + + btw("MS sends TMSI Realloc Complete"); + ms_sends_msg("055b"); + + btw("LU was successful, and the conn has already been closed"); + EXPECT_CONN_COUNT(0); + + btw("subscriber has the new TMSI"); + vsub = vlr_subscr_find_by_tmsi(net->vlr, 0x07060504); + VERBOSE_ASSERT(vsub != NULL, == true, "%d"); + VERBOSE_ASSERT(strcmp(vsub->imsi, imsi), == 0, "%d"); + VERBOSE_ASSERT(vsub->tmsi_new, == GSM_RESERVED_TMSI, "0x%08x"); + VERBOSE_ASSERT(vsub->tmsi, == 0x07060504, "0x%08x"); + vlr_subscr_put(vsub); + + BTW("subscriber detaches, using new TMSI"); + ms_sends_msg("050130" "05f4" "07060504"); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +void test_gsm_authen_imei() +{ + struct vlr_subscr *vsub; + const char *imsi = "901700000004620"; + + comment_start(); + + net->authentication_required = true; + net->vlr->cfg.check_imei_rqd = true; + + btw("Location Update request causes a GSUP Send Auth Info request to HLR"); + lu_result_sent = RES_NONE; + gsup_expect_tx("08010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + 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"); + auth_request_sent = false; + auth_request_expect_rand = "585df1ae287f6e273dce07090d61320b"; + auth_request_expect_autn = NULL; + /* Based on a Ki of 000102030405060708090a0b0c0d0e0f */ + gsup_rx("0a" + /* imsi */ + "0108" "09710000004026f0" + /* 5 auth vectors... */ + /* TL TL rand */ + "0322" "2010" "585df1ae287f6e273dce07090d61320b" + /* TL sres TL kc */ + "2104" "2d8b2c3e" "2208" "61855fb81fc2a800" + "0322" "2010" "12aca96fb4ffdea5c985cbafa9b6e18b" + "2104" "20bde240" "2208" "07fa7502e07e1c00" + "0322" "2010" "e7c03ba7cf0e2fde82b2dc4d63077d42" + "2104" "a29514ae" "2208" "e2b234f807886400" + "0322" "2010" "fa8f20b781b5881329d4fea26b1a3c51" + "2104" "5afc8d72" "2208" "2392f14f709ae000" + "0322" "2010" "0fd4cc8dbe8715d1f439e304edfd68dc" + "2104" "bc8d1c5b" "2208" "da7cdd6bfe2d7000", + NULL); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("If the HLR were to send a GSUP _UPDATE_LOCATION_RESULT we'd still reject"); + gsup_rx("06010809710000004026f0", NULL); + EXPECT_ACCEPTED(false); + thwart_rx_non_initial_requests(); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("05542d8b2c3e"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000004026f00804036470f1", + "12010809710000004026f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT, and we send an ID Request for the IMEI to the MS"); + dtap_expect_tx("051802"); + gsup_rx("06010809710000004026f0", NULL); + + btw("We will only do business when the IMEI is known"); + EXPECT_CONN_COUNT(1); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(vsub->imei[0], == 0, "%d"); + vlr_subscr_put(vsub); + EXPECT_ACCEPTED(false); + thwart_rx_non_initial_requests(); + + btw("MS replies with an Identity Response"); + ms_sends_msg("0559084a32244332244332"); + + btw("LU was successful, and the conn has already been closed"); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + EXPECT_CONN_COUNT(0); + + btw("Subscriber has the IMEI"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(strcmp(vsub->imei, "423423423423423"), == 0, "%d"); + vlr_subscr_put(vsub); + + BTW("subscriber detaches"); + ms_sends_msg("050130089910070000006402"); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +void test_gsm_authen_tmsi_imei() +{ + struct vlr_subscr *vsub; + const char *imsi = "901700000004620"; + + comment_start(); + + net->authentication_required = true; + net->vlr->cfg.assign_tmsi = true; + net->vlr->cfg.check_imei_rqd = true; + + btw("Location Update request causes a GSUP Send Auth Info request to HLR"); + lu_result_sent = RES_NONE; + gsup_expect_tx("08010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + 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"); + auth_request_sent = false; + auth_request_expect_rand = "585df1ae287f6e273dce07090d61320b"; + auth_request_expect_autn = NULL; + /* Based on a Ki of 000102030405060708090a0b0c0d0e0f */ + gsup_rx("0a" + /* imsi */ + "0108" "09710000004026f0" + /* 5 auth vectors... */ + /* TL TL rand */ + "0322" "2010" "585df1ae287f6e273dce07090d61320b" + /* TL sres TL kc */ + "2104" "2d8b2c3e" "2208" "61855fb81fc2a800" + "0322" "2010" "12aca96fb4ffdea5c985cbafa9b6e18b" + "2104" "20bde240" "2208" "07fa7502e07e1c00" + "0322" "2010" "e7c03ba7cf0e2fde82b2dc4d63077d42" + "2104" "a29514ae" "2208" "e2b234f807886400" + "0322" "2010" "fa8f20b781b5881329d4fea26b1a3c51" + "2104" "5afc8d72" "2208" "2392f14f709ae000" + "0322" "2010" "0fd4cc8dbe8715d1f439e304edfd68dc" + "2104" "bc8d1c5b" "2208" "da7cdd6bfe2d7000", + NULL); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("If the HLR were to send a GSUP _UPDATE_LOCATION_RESULT we'd still reject"); + gsup_rx("06010809710000004026f0", NULL); + EXPECT_ACCEPTED(false); + + thwart_rx_non_initial_requests(); + + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("05542d8b2c3e"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000004026f00804036470f1", + "12010809710000004026f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT, and we send an ID Request for the IMEI to the MS"); + dtap_expect_tx("051802"); + gsup_rx("06010809710000004026f0", NULL); + + btw("We will only do business when the IMEI is known"); + EXPECT_CONN_COUNT(1); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(vsub->imei[0], == 0, "%d"); + vlr_subscr_put(vsub); + EXPECT_ACCEPTED(false); + thwart_rx_non_initial_requests(); + + btw("MS replies with an Identity Response"); + ms_sends_msg("0559084a32244332244332"); + + btw("a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl"); + EXPECT_CONN_COUNT(1); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + 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); + 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); + + btw("MS sends TMSI Realloc Complete"); + ms_sends_msg("055b"); + + btw("LU was successful, and the conn has already been closed"); + EXPECT_CONN_COUNT(0); + + btw("Subscriber has the IMEI and TMSI"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(strcmp(vsub->imei, "423423423423423"), == 0, "%d"); + VERBOSE_ASSERT(vsub->tmsi, == 0x03020100, "0x%08x"); + vlr_subscr_put(vsub); + + BTW("subscriber detaches, using TMSI"); + ms_sends_msg("050130" "05f4" "03020100"); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +void test_gsm_milenage_authen() +{ + struct vlr_subscr *vsub; + const char *imsi = "901700000010650"; + + comment_start(); + + net->authentication_required = true; + rx_from_ran = RAN_GERAN_A; + + btw("Location Update request causes a GSUP Send Auth Info request to HLR"); + lu_result_sent = RES_NONE; + gsup_expect_tx("080108" "09710000000156f0"); + ms_sends_msg("0508" /* MM LU */ + "7" /* ciph key seq: no key available */ + "0" /* LU type: normal */ + "ffffff" "0000" /* LAI, LAC */ + "30" /* classmark 1: GSM phase 2 */ + "089910070000106005" /* IMSI */ + ); + 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 = NULL; + 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" + "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" + ,NULL); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends GSUP LU Req to HLR"); + gsup_expect_tx("04010809710000000156f0"); + ms_sends_msg("0554" "9b36efdf"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + gsup_rx("10010809710000000156f00804032443f2", + "12010809710000000156f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); + gsup_rx("06010809710000000156f0", NULL); + + btw("LU was successful, and the conn has already been closed"); + VERBOSE_ASSERT(lu_result_sent, == RES_ACCEPT, "%d"); + 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 = NULL; + cm_service_result_sent = RES_NONE; + ms_sends_msg("052478" + "03305886" /* classmark 2: GSM phase 2 */ + "089910070000106005" /* IMSI */); + OSMO_ASSERT(g_conn); + OSMO_ASSERT(g_conn->conn_fsm); + OSMO_ASSERT(g_conn->vsub); + 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(); + + btw("MS sends Authen Response, VLR accepts with a CM Service Accept"); + gsup_expect_tx(NULL); + ms_sends_msg("0554" "85aa3130"); /* 2nd vector's sres, s.a. */ + VERBOSE_ASSERT(cm_service_result_sent, == RES_ACCEPT, "%d"); + + btw("a USSD request is serviced"); + dtap_expect_tx_ussd("Your extension is 42342\r"); + ms_sends_msg("0b3b1c15a11302010002013b300b04010f0406aa510c061b017f0100"); + OSMO_ASSERT(dtap_tx_confirmed); + + 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); + 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); + vsub = NULL; + VERBOSE_ASSERT(paging_sent, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == false, "%d"); + + btw("the subscriber and its pending request should remain"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 1, "%d"); + vlr_subscr_put(vsub); + + 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 = NULL; + ms_sends_msg("062707" + "03305886" /* 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(); + + btw("MS sends Authen Response, VLR accepts and sends pending SMS"); + dtap_expect_tx("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"); + ms_sends_msg("0554" "69d5f9fb"); /* 3nd vector's sres, s.a. */ + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == true, "%d"); + + btw("SMS was delivered, no requests pending for subscr"); + vsub = vlr_subscr_find_by_imsi(net->vlr, imsi); + OSMO_ASSERT(vsub); + VERBOSE_ASSERT(llist_count(&vsub->cs.requests), == 0, "%d"); + vlr_subscr_put(vsub); + + 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"); + ms_sends_msg("890106020041020000"); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + + btw("SMS is done, conn is gone"); + EXPECT_CONN_COUNT(0); + + BTW("subscriber detaches"); + ms_sends_msg("050130" + "089910070000106005" /* IMSI */); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +msc_vlr_test_func_t msc_vlr_tests[] = { + test_gsm_authen, + test_gsm_authen_tmsi, + test_gsm_authen_imei, + test_gsm_authen_tmsi_imei, + test_gsm_milenage_authen, + NULL +}; |