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Diffstat (limited to 'openbsc/tests/msc_vlr/msc_vlr_test_reject_concurrency.c')
| -rw-r--r-- | openbsc/tests/msc_vlr/msc_vlr_test_reject_concurrency.c | 364 |
1 files changed, 364 insertions, 0 deletions
diff --git a/openbsc/tests/msc_vlr/msc_vlr_test_reject_concurrency.c b/openbsc/tests/msc_vlr/msc_vlr_test_reject_concurrency.c new file mode 100644 index 000000000..665b35582 --- /dev/null +++ b/openbsc/tests/msc_vlr/msc_vlr_test_reject_concurrency.c @@ -0,0 +1,364 @@ +/* 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_reject_2nd_conn() +{ + struct gsm_subscriber_connection *conn1; + comment_start(); + + btw("Location Update Request on one connection"); + lu_result_sent = RES_NONE; + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + OSMO_ASSERT(gsup_tx_confirmed); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + btw("Another Location Update Request from the same subscriber on another connection is rejected"); + conn1 = g_conn; + g_conn = NULL; + ms_sends_msg("050802008168000130089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_REJECT, "%d"); + EXPECT_CONN_COUNT(1); + + + BTW("The first connection can still complete its LU"); + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + g_conn = conn1; + lu_result_sent = RES_NONE; + 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); + + clear_vlr(); + comment_end(); +} + +void _normal_lu_part1() +{ + btw("Location Update Request"); + lu_result_sent = RES_NONE; + gsup_expect_tx("04010809710000004026f0"); + ms_sends_msg("050802008168000130089910070000006402"); + OSMO_ASSERT(gsup_tx_confirmed); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); +} + +void _normal_lu_part2() +{ + btw("HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT"); + lu_result_sent = RES_NONE; + 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); +} + +void _normal_lu() +{ + BTW("Subscriber does a normal LU"); + _normal_lu_part1(); + _normal_lu_part2(); +} + +void _normal_cm_service_req() +{ + BTW("Subscriber does a normal CM Service Request"); + 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_ACCEPT, "%d"); + EXPECT_ACCEPTED(true); +} + +void _page() +{ + const char *imsi = "901700000004620"; + struct vlr_subscr *vsub; + + 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"); +} + +void _paging_resp_part1() +{ + btw("MS replies with Paging Response, we deliver the 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("06270703305882089910070000006402"); + VERBOSE_ASSERT(dtap_tx_confirmed, == true, "%d"); + VERBOSE_ASSERT(paging_stopped, == true, "%d"); + + btw("conn is still open to wait for SMS ack dance"); + EXPECT_CONN_COUNT(1); +} + +void _paging_resp_part2() +{ + 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); +} + +void test_reject_lu_during_lu() +{ + comment_start(); + + _normal_lu_part1(); + + BTW("Another Location Update Request from the same subscriber on the same conn is dropped silently"); + ms_sends_msg("050802008168000130089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + BTW("The first LU can still complete"); + _normal_lu_part2(); + + clear_vlr(); + comment_end(); +} + +void test_reject_cm_during_lu() +{ + comment_start(); + + _normal_lu_part1(); + + BTW("An erratic CM Service Request is dropped silently"); + cm_service_result_sent = RES_NONE; + ms_sends_msg("05247803305886089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + BTW("The first LU can still complete"); + _normal_lu_part2(); + + clear_vlr(); + comment_end(); +} + +void test_reject_paging_resp_during_lu() +{ + comment_start(); + + _normal_lu_part1(); + + BTW("An erratic Paging Response is dropped silently"); + ms_sends_msg("06270703305882089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + BTW("The first LU can still complete"); + _normal_lu_part2(); + + clear_vlr(); + comment_end(); +} + +void test_reject_lu_during_cm() +{ + comment_start(); + + _normal_lu(); + _normal_cm_service_req(); + + btw("An erratic LU request on the same conn results in conn termination"); + lu_result_sent = RES_NONE; + ms_sends_msg("050802008168000130089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(0); + + clear_vlr(); + comment_end(); +} + +void test_reject_cm_during_cm() +{ + comment_start(); + + _normal_lu(); + _normal_cm_service_req(); + + btw("Another CM Service Request request on the same conn results in conn termination"); + cm_service_result_sent = RES_NONE; + ms_sends_msg("05247803305886089910070000006402"); + VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(0); + + clear_vlr(); + comment_end(); +} + +void test_reject_paging_resp_during_cm() +{ + comment_start(); + + _normal_lu(); + _normal_cm_service_req(); + + BTW("An erratic Paging Response on the same conn is dropped silently"); + ms_sends_msg("06270703305882089910070000006402"); + EXPECT_CONN_COUNT(1); + + BTW("The original CM Service Request can conclude"); + btw("a USSD request is serviced"); + dtap_expect_tx_ussd("Your extension is 46071\r"); + ms_sends_msg("0b3b1c15a11302010002013b300b04010f0406aa510c061b017f0100"); + + btw("all requests serviced, conn has been released"); + EXPECT_CONN_COUNT(0); + + clear_vlr(); + comment_end(); +} + +void test_reject_paging_resp_during_paging_resp() +{ + comment_start(); + + _normal_lu(); + _page(); + _paging_resp_part1(); + + BTW("MS sends another erratic Paging Response which is dropped silently"); + ms_sends_msg("06270703305882089910070000006402"); + + _paging_resp_part2(); + + clear_vlr(); + comment_end(); +} + +void test_reject_lu_during_paging_resp() +{ + comment_start(); + + _normal_lu(); + _page(); + _paging_resp_part1(); + + BTW("MS sends erratic LU Request, which is dropped silently"); + lu_result_sent = RES_NONE; + ms_sends_msg("050802008168000130089910070000006402"); + VERBOSE_ASSERT(lu_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + _paging_resp_part2(); + + clear_vlr(); + comment_end(); +} + +void test_reject_cm_during_paging_resp() +{ + comment_start(); + + _normal_lu(); + _page(); + _paging_resp_part1(); + + BTW("MS sends erratic CM Service Request, which is dropped silently"); + cm_service_result_sent = RES_NONE; + ms_sends_msg("05247803305886089910070000006402"); + VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d"); + EXPECT_CONN_COUNT(1); + + _paging_resp_part2(); + + clear_vlr(); + comment_end(); +} + +msc_vlr_test_func_t msc_vlr_tests[] = { + test_reject_2nd_conn, + test_reject_lu_during_lu, + test_reject_cm_during_lu, + test_reject_paging_resp_during_lu, + test_reject_lu_during_cm, + test_reject_cm_during_cm, + test_reject_paging_resp_during_cm, + test_reject_lu_during_paging_resp, + test_reject_cm_during_paging_resp, + test_reject_paging_resp_during_paging_resp, + NULL +}; |