From b2284bd2d901c4d6db19209553f6052dab3437ec Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Fri, 10 May 2019 11:30:43 +0200 Subject: msc: Add a test for LU with invalid MCC/MNC in BSSAP/RANAP Verify that the MSC rejects a location update from a Cell/BSC that contains a PLMN which does not match the core network's PLMN. Related: OS#3162 Change-Id: I676894358259b9cc0f973769ce552ba58a2a58a1 --- msc/MSC_Tests.ttcn | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) (limited to 'msc/MSC_Tests.ttcn') diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn index e1e50881..9524afbb 100644 --- a/msc/MSC_Tests.ttcn +++ b/msc/MSC_Tests.ttcn @@ -3614,6 +3614,40 @@ testcase TC_cipher_complete_with_invalid_cipher() runs on MTC_CT { vc_conn.done; } +/* Location Update with invalid (non-matching) MCC/MNC reported on BSSMAP level from BSC */ +friend function f_tc_lu_with_invalid_mcc_mnc(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { + f_init_handler(pars); + + /* tell GSUP dispatcher to send this IMSI to us */ + f_create_gsup_expect(hex2str(g_pars.imsi)); + + /* modify the cell ID which will be used to construct the COMPLELTE L3 or InitialUE */ + g_pars.cell_id := valueof(ts_CellId_CGI('333'H, '22'H, 23, 42)); + + /* Send BSSAP_Conn_Req with COMPL L3 INFO to MSC */ + var PDU_ML3_MS_NW l3_lu := f_build_lu_imsi(g_pars.imsi) + f_cl3_or_initial_ue(l3_lu); + + /* Expect LU reject from MSC. */ + alt { + [] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_LU_Rej)) { + setverdict(pass); + } + [] BSSAP.receive { + setverdict(fail, "Unknown/unexpected BSSAP received"); + mtc.stop; + } + } + f_expect_clear(); +} +testcase TC_lu_with_invalid_mcc_mnc() runs on MTC_CT { + var BSC_ConnHdlr vc_conn; + f_init(); + vc_conn := f_start_handler(refers(f_tc_lu_with_invalid_mcc_mnc), 54); + vc_conn.done; +} + + /* TODO (SMS): * different user data lengths * SMPP transaction mode with unsuccessful delivery @@ -5282,6 +5316,7 @@ control { execute( TC_lu_and_ss_session_timeout() ); execute( TC_cipher_complete_with_invalid_cipher() ); + execute( TC_lu_with_invalid_mcc_mnc() ); execute( TC_sgsap_reset() ); execute( TC_sgsap_lu() ); -- cgit v1.2.3