diff options
Diffstat (limited to 'tests/msc_vlr/msc_vlr_test_call.c')
-rw-r--r-- | tests/msc_vlr/msc_vlr_test_call.c | 341 |
1 files changed, 341 insertions, 0 deletions
diff --git a/tests/msc_vlr/msc_vlr_test_call.c b/tests/msc_vlr/msc_vlr_test_call.c new file mode 100644 index 000000000..cc120c8c4 --- /dev/null +++ b/tests/msc_vlr/msc_vlr_test_call.c @@ -0,0 +1,341 @@ +/* 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" + +#include <osmocom/msc/gsm_04_08.h> + +void mncc_sends_to_cc(uint32_t msg_type, struct gsm_mncc *mncc) +{ + mncc->msg_type = msg_type; + mncc_tx_to_cc(net, msg_type, mncc); +} + +#define IMSI "901700000010650" + +static void standard_lu() +{ + struct vlr_subscr *vsub; + + net->authentication_required = true; + net->vlr->cfg.assign_tmsi = true; + rx_from_ran = RAN_UTRAN_IU; + + 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 */ + "09f107" "0017" /* 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", + 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 SecurityModeControl"); + cipher_mode_cmd_sent = false; + ms_sends_msg("0554" "e229c19e" "2104" "791f2e41"); + VERBOSE_ASSERT(cipher_mode_cmd_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"); + ms_sends_security_mode_complete(); + 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", + "12010809710000000156f0"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + + btw("HLR also sends GSUP _UPDATE_LOCATION_RESULT"); + gsup_rx("06010809710000000156f0", 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); + + btw("MS sends TMSI Realloc Complete"); + iu_release_expected = true; + iu_release_sent = false; + ms_sends_msg("055b"); + VERBOSE_ASSERT(iu_release_sent, == true, "%d"); \ + + btw("LU was successful, and the conn has already been closed"); + EXPECT_CONN_COUNT(0); + + 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->lac, == 23, "%u"); + vlr_subscr_put(vsub); +} + +void test_call_mo() +{ + struct gsm_mncc mncc = { + .imsi = IMSI, + }; + + comment_start(); + + fake_time_start(); + + standard_lu(); + + 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("052478" + "03575886" /* classmark 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); + + /* On UTRAN */ + btw("MS sends Authen Response, VLR accepts and sends SecurityModeControl"); + cipher_mode_cmd_sent = false; + ms_sends_msg("0554" "7db47cf7" "2104" "f81e4dc7"); /* 2nd vector's res, s.a. */ + VERBOSE_ASSERT(cipher_mode_cmd_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"); + + BTW("a call is initiated"); + + btw("SETUP gets forwarded to MNCC"); + cc_to_mncc_expect_tx(IMSI, MNCC_SETUP_IND); + ms_sends_msg("0385" /* CC, seq = 2 -> 0x80 | CC Setup = 0x5 */ + "0406600402000581" /* Bearer Capability */ + "5e038121f3" /* Called Number BCD */ + "15020100" /* CC Capabilities */ + "4008" /* Supported Codec List */ + "04026000" /* UMTS: AMR 2 | AMR */ + "00021f00" /* GSM: HR AMR | FR AMR | GSM EFR | GSM HR | GSM FR */ + ); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + mncc.callref = cc_to_mncc_tx_got_callref; + + btw("MNCC says that's fine"); + dtap_expect_tx("8302" /* CC: Call Proceeding */); + mncc_sends_to_cc(MNCC_CALL_PROC_REQ, &mncc); + OSMO_ASSERT(dtap_tx_confirmed); + + fake_time_passes(1, 23); + + btw("The other call leg got established (not shown here), MNCC tells us so"); + dtap_expect_tx("8301" /* CC: Call Alerting */); + mncc_sends_to_cc(MNCC_ALERT_REQ, &mncc); + OSMO_ASSERT(dtap_tx_confirmed); + + dtap_expect_tx("8307" /* CC: Connect */); + mncc_sends_to_cc(MNCC_SETUP_RSP, &mncc); + OSMO_ASSERT(dtap_tx_confirmed); + + fake_time_passes(1, 23); + + cc_to_mncc_expect_tx("", MNCC_SETUP_COMPL_IND); + ms_sends_msg("03cf" /* CC: Connect Acknowledge */); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + + BTW("RTP stream goes ahead, not shown here."); + fake_time_passes(123, 45); + + BTW("Call ends"); + cc_to_mncc_expect_tx("", MNCC_DISC_IND); + ms_sends_msg("032502e090" /* CC: Disconnect, cause: Normal Call Clearing */); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + + dtap_expect_tx("832d" /* CC: Release */); + mncc_sends_to_cc(MNCC_REL_REQ, &mncc); + OSMO_ASSERT(dtap_tx_confirmed); + + cc_to_mncc_expect_tx("", MNCC_REL_CNF); + expect_iu_release(); + ms_sends_msg("036a" /* CC: Release Complete */); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + OSMO_ASSERT(iu_release_sent); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +void test_call_mt() +{ + struct gsm_mncc mncc = { + .imsi = IMSI, + .callref = 0x423, + }; + + comment_start(); + + fake_time_start(); + + standard_lu(); + + BTW("after a while, MNCC asks us to setup a call, causing Paging"); + + paging_expect_imsi(IMSI); + paging_sent = false; + mncc_sends_to_cc(MNCC_SETUP_REQ, &mncc); + + VERBOSE_ASSERT(paging_sent, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == false, "%d"); + + btw("MS replies with Paging Response, and VLR sends Auth Request"); + auth_request_sent = false; + auth_request_expect_rand = "c187a53a5e6b9d573cac7c74451fd46d"; + auth_request_expect_autn = "1843a645b98d00005b2d666af46c45d9"; + ms_sends_msg("062707" + "03575886" /* classmark 2 */ + "089910070000106005" /* IMSI */); + VERBOSE_ASSERT(auth_request_sent, == true, "%d"); + + btw("MS sends Authen Response, VLR accepts and sends SecurityModeControl"); + cipher_mode_cmd_sent = false; + ms_sends_msg("0554" "7db47cf7" "2104" "f81e4dc7"); /* 2nd vector's res, s.a. */ + VERBOSE_ASSERT(cipher_mode_cmd_sent, == true, "%d"); + + btw("MS sends SecurityModeControl acceptance, VLR accepts, sends CC Setup"); + dtap_expect_tx("0305" /* CC: Setup */); + ms_sends_security_mode_complete(); + VERBOSE_ASSERT(paging_stopped, == true, "%d"); + + cc_to_mncc_expect_tx(IMSI, MNCC_CALL_CONF_IND); + ms_sends_msg("8348" /* CC: Call Confirmed */ + "0406600402000581" /* Bearer Capability */ + "15020100" /* Call Control Capabilities */ + "40080402600400021f00" /* Supported Codec List */); + + fake_time_passes(1, 23); + + cc_to_mncc_expect_tx("", MNCC_ALERT_IND); + ms_sends_msg("8381" /* CC: Alerting */); + + fake_time_passes(1, 23); + + cc_to_mncc_expect_tx(IMSI, MNCC_SETUP_CNF); + ms_sends_msg("83c7" /* CC: Connect */); + + dtap_expect_tx("030f" /* CC: Connect Acknowledge */); + mncc_sends_to_cc(MNCC_SETUP_COMPL_REQ, &mncc); + + BTW("RTP stream goes ahead, not shown here."); + fake_time_passes(123, 45); + + BTW("Call ends"); + cc_to_mncc_expect_tx("", MNCC_DISC_IND); + ms_sends_msg("832502e090" /* CC: Disconnect, cause: Normal Call Clearing */); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + + dtap_expect_tx("032d" /* CC: Release */); + mncc_sends_to_cc(MNCC_REL_REQ, &mncc); + OSMO_ASSERT(dtap_tx_confirmed); + + cc_to_mncc_expect_tx("", MNCC_REL_CNF); + expect_iu_release(); + ms_sends_msg("836a" /* CC: Release Complete */); + OSMO_ASSERT(cc_to_mncc_tx_confirmed); + OSMO_ASSERT(iu_release_sent); + + EXPECT_CONN_COUNT(0); + clear_vlr(); + comment_end(); +} + +msc_vlr_test_func_t msc_vlr_tests[] = { + test_call_mo, + test_call_mt, + NULL +}; |