[M] Change in osmo-ttcn3-hacks[master]: epdg: Introduce test TC_authinfo_MAA_unknown_user
pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/36172?usp=email )
Change subject: epdg: Introduce test TC_authinfo_MAA_unknown_user ......................................................................
epdg: Introduce test TC_authinfo_MAA_unknown_user
Related: OS#6391 Change-Id: Ie4d9d019ed56401e7e19197b4a777a1e6a55e7ee --- M epdg/EPDG_Tests.ttcn M library/DIAMETER_Templates.ttcn M library/DIAMETER_ts29_273_Templates.ttcn M library/GSUP_Templates.ttcn 4 files changed, 153 insertions(+), 32 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/72/36172/1
diff --git a/epdg/EPDG_Tests.ttcn b/epdg/EPDG_Tests.ttcn index 15d4341..45d7a1d 100644 --- a/epdg/EPDG_Tests.ttcn +++ b/epdg/EPDG_Tests.ttcn @@ -19,6 +19,7 @@ import from DIAMETER_Types all; import from DIAMETER_Templates all; import from DIAMETER_rfc4004_Templates all; +import from DIAMETER_ts29_272_Templates all; import from DIAMETER_ts29_273_Templates all; import from DIAMETER_Emulation all;
@@ -381,26 +382,50 @@ return hex2str(g_pars.imsi) & "@" & mp_s6b_nai_realm; }
-/* Diameter SWx MAR + MAA. */ -private altstep as_DIA_SWx_MA_success() runs on EPDG_ConnHdlr { - var PDU_DIAMETER rx_dia; +private function f_DIA_SWx_tx_MAA_success(PDU_DIAMETER rx_mar) runs on EPDG_ConnHdlr { var template (omit) AVP avp; var octetstring sess_id; var template (value) GenericAVP sip_auth_data_item; + + avp := f_DIAMETER_get_avp(rx_mar, c_AVP_Code_BASE_NONE_Session_Id); + sess_id := valueof(avp.avp_data.avp_BASE_NONE_Session_Id); + sip_auth_data_item := ts_AVP_3GPP_SIPAuthDataItem(0, + g_pars.vec.rand, + g_pars.vec.ik, + g_pars.vec.ck, + g_pars.vec.autn, + g_pars.vec.auts); + /* Send MAA to translator; expect it to show up on GSUP side */ + SWx.send(ts_DIA_SWx_MAA(g_pars.imsi, sip_auth_data_item, + sess_id := sess_id, + hbh_id := rx_mar.hop_by_hop_id, + ete_id := rx_mar.end_to_end_id)); +} + +private function f_DIA_SWx_tx_MAA_error(PDU_DIAMETER rx_mar, template (value) GenericAVP result) runs on EPDG_ConnHdlr { + var template (omit) AVP avp; + var octetstring sess_id; + var template (value) GenericAVP sip_auth_data_item; + + avp := f_DIAMETER_get_avp(rx_mar, c_AVP_Code_BASE_NONE_Session_Id); + sess_id := valueof(avp.avp_data.avp_BASE_NONE_Session_Id); + sip_auth_data_item := ts_AVP_3GPP_SIPAuthDataItem(0, + g_pars.vec.rand, + g_pars.vec.ik, + g_pars.vec.ck, + g_pars.vec.autn, + g_pars.vec.auts); + SWx.send(ts_DIA_SWx_MAA_result(g_pars.imsi, result, + sess_id := sess_id, + hbh_id := rx_mar.hop_by_hop_id, + ete_id := rx_mar.end_to_end_id)); +} + +/* Diameter SWx MAR + MAA. */ +private altstep as_DIA_SWx_MA_success() runs on EPDG_ConnHdlr { + var PDU_DIAMETER rx_dia; [] SWx.receive(tr_DIA_SWx_MAR(g_pars.imsi)) -> value rx_dia { - avp := f_DIAMETER_get_avp(rx_dia, c_AVP_Code_BASE_NONE_Session_Id); - sess_id := valueof(avp.avp_data.avp_BASE_NONE_Session_Id); - sip_auth_data_item := ts_AVP_3GPP_SIPAuthDataItem(0, - g_pars.vec.rand, - g_pars.vec.ik, - g_pars.vec.ck, - g_pars.vec.autn, - g_pars.vec.auts); - /* Send MAA to translator; expect it to show up on GSUP side */ - SWx.send(ts_DIA_SWx_MAA(g_pars.imsi, sip_auth_data_item, - sess_id := sess_id, - hbh_id := rx_dia.hop_by_hop_id, - ete_id := rx_dia.end_to_end_id)); + f_DIA_SWx_tx_MAA_success(rx_dia); setverdict(pass); } [] SWx.receive(PDU_DIAMETER:?) -> value rx_dia { @@ -729,28 +754,47 @@ } }
-/* GSUP AuthInfo Req + Resp, triggers SWx MAR + MAA. */ -private function f_GSUP_AI_success() runs on EPDG_ConnHdlr { +private function f_GSUP_tx_SAI_REQ() runs on EPDG_ConnHdlr { var GSUP_PDU rx_gsup; - var template (present) GSUP_IE auth_tuple_ie; var template (value) GSUP_IEs pdp_info; - auth_tuple_ie := tr_GSUP_IE_AuthTuple3G(g_pars.vec.rand, - g_pars.vec.ik, - g_pars.vec.ck, - g_pars.vec.autn, - g_pars.vec.rand & g_pars.vec.auts); pdp_info := { ts_GSUP_IE_PDP_CONTEXT_ID('00'O), ts_GSUP_IE_PDP_ADDRESS(ts_EuaIPv4Dyn), ts_GSUP_IE_APN(f_enc_dns_hostname(g_pars.apn)) }; GSUP.send(ts_GSUP_SAI_REQ_PDP_INFO(g_pars.imsi, pdp_info)); - as_DIA_SWx_MA_success(); - /* Expect a positive response back to the translator; expect AIA */ - alt { - [] GSUP.receive(tr_GSUP_SAI_RES(g_pars.imsi, auth_tuple_ie)); +} + + +private altstep as_GSUP_rx_SAI_RES() runs on EPDG_ConnHdlr { + var GSUP_PDU rx_gsup; + var template (present) GSUP_IE auth_tuple_ie := tr_GSUP_IE_AuthTuple3G( + g_pars.vec.rand, + g_pars.vec.ik, + g_pars.vec.ck, + g_pars.vec.autn, + g_pars.vec.rand & g_pars.vec.auts); + + [] GSUP.receive(tr_GSUP_SAI_RES(g_pars.imsi, auth_tuple_ie)) -> value rx_gsup { + } [] GSUP.receive(GSUP_PDU:?) -> value rx_gsup { Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, log2str("Unexpected GSUP msg rx: ", rx_gsup)); - } } +} + +private altstep as_GSUP_rx_SAI_ERR(template (present) integer cause := ?) runs on EPDG_ConnHdlr { + var GSUP_PDU rx_gsup; + + [] GSUP.receive(tr_GSUP_SAI_ERR(g_pars.imsi, cause)) -> value rx_gsup { + } + [] GSUP.receive(GSUP_PDU:?) -> value rx_gsup { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, log2str("Unexpected GSUP msg rx: ", rx_gsup)); + } +} + +/* GSUP AuthInfo Req + Resp, triggers SWx MAR + MAA. */ +private function f_GSUP_AI_success() runs on EPDG_ConnHdlr { + f_GSUP_tx_SAI_REQ(); + as_DIA_SWx_MA_success(); + as_GSUP_rx_SAI_RES(); setverdict(pass); }
@@ -863,6 +907,27 @@ setverdict(pass); }
+private function f_TC_authinfo_MAA_unknown_user(charstring id) runs on EPDG_ConnHdlr { + var PDU_DIAMETER rx_dia; + var DIAMETER_ExperimentalResultcode exp_result_code := DIAMETER_ERROR_USER_UNKNOWN; + f_GSUP_tx_SAI_REQ(); + + SWx.receive(tr_DIA_SWx_MAR(g_pars.imsi)) -> value rx_dia; + f_DIA_SWx_tx_MAA_error(rx_dia, + ts_AVP_ExperimentalResult(vendor_id_3GPP, + int2oct(enum2int(exp_result_code), 4))); + /* cause 2 = IMSI_UNKNOWN */ + as_GSUP_rx_SAI_ERR(2); +} +testcase TC_authinfo_MAA_unknown_user() runs on MTC_CT { + var EPDG_ConnHdlrPars pars := f_init_pars(); + var EPDG_ConnHdlr vc_conn; + f_init(); + vc_conn := f_start_handler(refers(f_TC_authinfo_MAA_unknown_user), pars); + vc_conn.done; + setverdict(pass); +} + private function f_TC_ho_lte_to_wifi(charstring id) runs on EPDG_ConnHdlr { f_initial_attach(); /* Whenever UE comes from 3GPP, PGW may activate a dedicated S2b bearer @@ -998,6 +1063,7 @@
control { execute ( TC_authinfo_normal() ); + execute ( TC_authinfo_MAA_unknown_user() ); execute ( TC_ho_lte_to_wifi() ); execute ( TC_ho_wifi_to_lte() ); execute ( TC_s2b_CreateSession_rejected() ); diff --git a/library/DIAMETER_Templates.ttcn b/library/DIAMETER_Templates.ttcn index 5390d6e..338899f 100644 --- a/library/DIAMETER_Templates.ttcn +++ b/library/DIAMETER_Templates.ttcn @@ -337,11 +337,11 @@ } }
-template (value) GenericAVP ts_AVP_VendorId(Vendor_Id vendor_id) := { +template (value) GenericAVP ts_AVP_VendorId(template (value) Vendor_Id vendor_id) := { avp := { avp_header := ts_DIA_Hdr(c_AVP_Code_BASE_NONE_Vendor_Id, '00000000'B), avp_data := { - avp_BASE_NONE_Vendor_Id := int2oct(enum2int(vendor_id), 4) + avp_BASE_NONE_Vendor_Id := int2oct(enum2int(valueof(vendor_id)), 4) } } } @@ -522,6 +522,14 @@ } } } +template (value) GenericAVP ts_AVP_ExperimentalResultCode(template (value) AVP_Unsigned32 n) := { + avp := { + avp_header := ts_DIA_Hdr(c_AVP_Code_BASE_NONE_Experimental_Result_Code), + avp_data := { + avp_BASE_NONE_Experimental_Result_Code := n + } + } +}
template (present) GenericAVP tr_AVP_ExperimentalResult(template (present) Vendor_Id vendor_id := ?, template (present) AVP_Unsigned32 err_code := ? @@ -536,6 +544,19 @@ } } } +template (value) GenericAVP ts_AVP_ExperimentalResult(template (value) Vendor_Id vendor_id := vendor_id_3GPP, + template (value) AVP_Unsigned32 err_code + ) := { + avp := { + avp_header := ts_DIA_Hdr(c_AVP_Code_BASE_NONE_Experimental_Result), + avp_data := { + avp_BASE_NONE_Experimental_Result := { + ts_AVP_VendorId(vendor_id), + ts_AVP_ExperimentalResultCode(err_code) + } + } + } +}
template (value) GenericAVP ts_AVP_SuppVendorIdRaw(uint32_t vendor_id) := { avp := { diff --git a/library/DIAMETER_ts29_273_Templates.ttcn b/library/DIAMETER_ts29_273_Templates.ttcn index 899dfb4..f0ac442 100644 --- a/library/DIAMETER_ts29_273_Templates.ttcn +++ b/library/DIAMETER_ts29_273_Templates.ttcn @@ -180,6 +180,30 @@ ts_AVP_3GPP_SIPNumAuthDataItems(1) });
+template (value) PDU_DIAMETER +ts_DIA_SWx_MAA_result(template (value) hexstring imsi, + template (value) GenericAVP result, + template (value) uint32_t vendor_app_id := c_DIAMETER_3GPP_SWx_AID, + template (value) octetstring sess_id := c_def_sess_id, + template (value) charstring orig_host := "hss.localdomain", + template (value) charstring orig_realm := "localdomain", + template (value) UINT32 hbh_id := '00000000'O, + template (value) UINT32 ete_id := '00000000'O) := + ts_DIAMETER(flags := '01000000'B, + cmd_code := Multimedia_Auth, + app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4), + hbh_id := hbh_id, + ete_id := ete_id, + avps := { + ts_AVP_SessionId(sess_id), + ts_AVP_VendorSpecAppId(vendor_id_3GPP, valueof(vendor_app_id)), + result, + ts_AVP_AuthSessionState(NO_STATE_MAINTAINED), + ts_AVP_OriginHost(orig_host), + ts_AVP_OriginRealm(orig_realm), + ts_AVP_UserNameImsi(valueof(imsi)) + }); + /* Server-Assignment-Request, * 3GPP TS 29.273 8.1.2.2.2 UE/PDN Registration/DeRegistration Notification * 3GPP TS 29.273 8.2.2.3 Non-3GPP IP Access Registration Procedure */ diff --git a/library/GSUP_Templates.ttcn b/library/GSUP_Templates.ttcn index 9daf9c0..6d14b02 100644 --- a/library/GSUP_Templates.ttcn +++ b/library/GSUP_Templates.ttcn @@ -374,7 +374,7 @@ ts_GSUP(OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT, { valueof(ts_GSUP_IE_IMSI(imsi)), auth_tuple });
-template GSUP_PDU tr_GSUP_SAI_ERR(template hexstring imsi, template integer cause) := +template GSUP_PDU tr_GSUP_SAI_ERR(template hexstring imsi, template (present) integer cause := ?) := tr_GSUP(OSMO_GSUP_MSGT_SEND_AUTH_INFO_ERROR, { tr_GSUP_IE_IMSI(imsi), tr_GSUP_IE_Cause(cause) });
-
pespin