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Harald Welte gerrit-no-reply at lists.osmocom.orgReview at https://gerrit.osmocom.org/6045 msc: TC_lu_auth_2G_fail: Test auth failure in 2G auth Change-Id: I54ef4137c0b95658b1e844ac1bb13729f27fd0d1 --- M library/GSUP_Types.ttcn M msc_tests/MSC_Tests.ttcn 2 files changed, 47 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/45/6045/1 diff --git a/library/GSUP_Types.ttcn b/library/GSUP_Types.ttcn index a8134eb..7f239ca 100644 --- a/library/GSUP_Types.ttcn +++ b/library/GSUP_Types.ttcn @@ -243,6 +243,9 @@ tr_GSUP(OSMO_GSUP_MSGT_INSERT_DATA_RESULT, { tr_GSUP_IE_IMSI(imsi), * }); +template GSUP_PDU tr_GSUP_AUTH_FAIL_IND(hexstring imsi) := + tr_GSUP(OSMO_GSUP_MSGT_AUTH_FAIL_REPORT, { + tr_GSUP_IE_IMSI(imsi), * }); template GSUP_IE tr_GSUP_IE(template GSUP_IEI iei, template GSUP_IeValue val := ?) := { tag := iei, diff --git a/msc_tests/MSC_Tests.ttcn b/msc_tests/MSC_Tests.ttcn index b1a7d1b..367cd79 100644 --- a/msc_tests/MSC_Tests.ttcn +++ b/msc_tests/MSC_Tests.ttcn @@ -1043,6 +1043,50 @@ vc_conn.done; } +/* Test LU (with authentication enabled), with wrong response from MS */ +private function f_tc_lu_auth_2G_fail(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { + g_pars := pars; + + var PDU_ML3_MS_NW l3_lu := f_build_lu_imsi(g_pars.imsi) + + /* tell GSUP dispatcher to send this IMSI to us */ + f_create_gsup_expect(hex2str(g_pars.imsi)); + + /* Send BSSAP_Conn_Req with COMPL L3 INFO to MSC */ + f_bssap_compl_l3(l3_lu); + + /* Send Early Classmark, just for the fun of it */ + BSSAP.send(ts_BSSMAP_ClassmarkUpd(g_pars.cm2, g_pars.cm3)); + + var AuthVector vec := f_gen_auth_vec_2g(); + var GSUP_IE auth_tuple := valueof(ts_GSUP_IE_AuthTuple2G(vec.rand, vec.sres, vec.kc)); + GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi)); + GSUP.send(ts_GSUP_SAI_RES(g_pars.imsi, auth_tuple)); + + BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_MM_AUTH_REQ(vec.rand))); + /* Send back wrong auth response */ + BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MT_MM_AUTH_RESP_2G('00000000'O))); + + /* Expect GSUP AUTH FAIL REP to HLR */ + GSUP.receive(tr_GSUP_AUTH_FAIL_IND(g_pars.imsi)); + + /* Expect LU REJECT with Cause == Illegal MS */ + BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_LU_Rej('03'O))); + BSSAP.receive(tr_BSSMAP_ClearCommand); + BSSAP.send(ts_BSSMAP_ClearComplete); + BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND); + setverdict(pass); +} +testcase TC_lu_auth_2G_fail() runs on MTC_CT { + var BSC_ConnHdlr vc_conn; + f_init(); + f_vty_config(MSCVTY, "network", "authentication required"); + f_vty_config(MSCVTY, "msc", "assign-tmsi"); + + vc_conn := f_start_handler(refers(f_tc_lu_auth_2G_fail), testcasename(), 23); + vc_conn.done; +} + /* TODO: * continue to send repeated MO signalling messages to keep channel open: does MSC tmeout? -- To view, visit https://gerrit.osmocom.org/6045 To unsubscribe, visit https://gerrit.osmocom.org/settings Gerrit-MessageType: newchange Gerrit-Change-Id: I54ef4137c0b95658b1e844ac1bb13729f27fd0d1 Gerrit-PatchSet: 1 Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-Owner: Harald Welte <laforge at gnumonks.org>