[M] Change in osmo-ttcn3-hacks[master]: epdg: Introduce test TC_hss_initiated_deregister_new_server_assigned
pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/36230?usp=email )
Change subject: epdg: Introduce test TC_hss_initiated_deregister_new_server_assigned ......................................................................
epdg: Introduce test TC_hss_initiated_deregister_new_server_assigned
Related: OS#6042 Change-Id: Ia5bf7708d11421710f3a88669d94c4f01060cdd6 --- M epdg/EPDG_Tests.ttcn M epdg/gen_links.sh M library/DIAMETER_Templates.ttcn A library/DIAMETER_ts29_229_Templates.ttcn M library/DIAMETER_ts29_273_Templates.ttcn M pgw/gen_links.sh 6 files changed, 194 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/30/36230/1
diff --git a/epdg/EPDG_Tests.ttcn b/epdg/EPDG_Tests.ttcn index d8112e8..9aaeb60 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_229_Templates all; import from DIAMETER_ts29_272_Templates all; import from DIAMETER_ts29_273_Templates all; import from DIAMETER_Emulation all; @@ -470,6 +471,32 @@ } }
+/* Send RTR as HSS to AAA server, expect back RTA */ +private function f_DIA_SWx_RT(template (value) CxDx_3GPP_Reason_Code reason_code, + template (present) GenericAVP exp_result_tmpl := tr_AVP_ResultCode(DIAMETER_SUCCESS)) runs on EPDG_ConnHdlr { + var PDU_DIAMETER rx_dia; + var UINT32 hbh_id := f_rnd_octstring(4); + var UINT32 ete_id := f_rnd_octstring(4); + var octetstring reason_info := char2oct("test"); + + /* Unlike STR, STA contains no IMSI. Register ete_id in DIAMETER_Emulation, + * so AIA is forwarded back to us in DIAMETER port instead of MTC_CT.DIAMETER_UNIT. + */ + f_epdg_connhldr_SWx_expect_eteid(ete_id); + + SWx.send(ts_DIA_SWx_RTR(g_pars.imsi, reason_code, reason_info, + hbh_id := hbh_id, + ete_id := ete_id)); + + alt { + [] SWx.receive(tr_DIA_SWx_RTA(exp_result_tmpl, hbh_id := hbh_id, ete_id := ete_id)) -> value rx_dia {} + [] SWx.receive(PDU_DIAMETER:?) -> value rx_dia { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, log2str("Unexpected Diameter SWx msg rx: ", rx_dia)); + } + } +} + + /* Send AAR as PGW to AAA server, expect back AAA */ private function f_S6b_AA_success() runs on EPDG_ConnHdlr { var PDU_DIAMETER rx_dia; @@ -1025,6 +1052,25 @@ setverdict(pass); }
+/* 3GPP TS 29.273 Network Initiated De-Registration by HSS, Administrative */ +private function f_TC_hss_initiated_deregister_new_server_assigned(charstring id) runs on EPDG_ConnHdlr { + f_initial_attach(); + /* Procedure should be performed properly: */ + f_DIA_SWx_RT(NEW_SERVER_ASSIGNED, tr_AVP_ResultCode(DIAMETER_SUCCESS)); + /* Subscriber was already removed, it should fail if requested again: */ + var DIAMETER_ts29_229_ExperimentalResultcode erc := DIAMETER_ERROR_USER_UNKNOWN; + f_DIA_SWx_RT(NEW_SERVER_ASSIGNED, tr_AVP_ExperimentalResult(vendor_id_3GPP, int2oct(enum2int(erc), 4))); + f_sleep(3.0); +} +testcase TC_hss_initiated_deregister_new_server_assigned() 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_hss_initiated_deregister_new_server_assigned), pars); + vc_conn.done; + setverdict(pass); +} + private function f_TC_concurrent_ues(charstring id) runs on EPDG_ConnHdlr { COORD.send(COORD_CMD_READY); COORD.receive(COORD_CMD_START); @@ -1121,6 +1167,7 @@ execute ( TC_ho_lte_to_wifi() ); execute ( TC_ho_wifi_to_lte() ); execute ( TC_s2b_CreateSession_rejected() ); + execute ( TC_hss_initiated_deregister_new_server_assigned() ); execute ( TC_concurrent_ues2() ); execute ( TC_concurrent_ues100() ); execute ( TC_upf_echo_req() ); diff --git a/epdg/gen_links.sh b/epdg/gen_links.sh index f0b2f5c..55e449f 100755 --- a/epdg/gen_links.sh +++ b/epdg/gen_links.sh @@ -55,7 +55,7 @@ FILES+="L3_Common.ttcn " FILES+="DNS_Helpers.ttcn " FILES+="DIAMETER_Types.ttcn DIAMETER_CodecPort.ttcn DIAMETER_CodecPort_CtrlFunct.ttcn DIAMETER_CodecPort_CtrlFunctDef.cc DIAMETER_Emulation.ttcn " -FILES+="DIAMETER_Templates.ttcn DIAMETER_rfc4004_Templates.ttcn DIAMETER_rfc5447_Templates.ttcn DIAMETER_ts29_272_Templates.ttcn DIAMETER_ts29_273_Templates.ttcn " +FILES+="DIAMETER_Templates.ttcn DIAMETER_rfc4004_Templates.ttcn DIAMETER_rfc5447_Templates.ttcn DIAMETER_ts29_229_Templates.ttcn DIAMETER_ts29_272_Templates.ttcn DIAMETER_ts29_273_Templates.ttcn " FILES+="IPA_Types.ttcn IPA_CodecPort.ttcn IPA_CodecPort_CtrlFunct.ttcn IPA_CodecPort_CtrlFunctDef.cc IPA_Emulation.ttcnpp " FILES+="PCO_Types.ttcn GSUP_Types.ttcn GSUP_Templates.ttcn GSUP_Emulation.ttcn " diff --git a/library/DIAMETER_Templates.ttcn b/library/DIAMETER_Templates.ttcn index 338899f..31ea821 100644 --- a/library/DIAMETER_Templates.ttcn +++ b/library/DIAMETER_Templates.ttcn @@ -682,7 +682,7 @@ } } } -template (value) GenericAVP ts_AVP_UserNameImsi(hexstring imsi) := ts_AVP_UserName(char2oct(hex2str(imsi))); +template (value) GenericAVP ts_AVP_UserNameImsi(template (value) hexstring imsi) := ts_AVP_UserName(char2oct(hex2str(valueof(imsi)))); template (present) GenericAVP tr_AVP_UserNameImsi(template (present) hexstring imsi := ?) := tr_AVP_UserName(char2oct_tmpl(hex2str_tmpl(imsi)));
diff --git a/library/DIAMETER_ts29_229_Templates.ttcn b/library/DIAMETER_ts29_229_Templates.ttcn new file mode 100644 index 0000000..bab9bd9 --- /dev/null +++ b/library/DIAMETER_ts29_229_Templates.ttcn @@ -0,0 +1,78 @@ +module DIAMETER_ts29_229_Templates { + +/* (C) 2023 by sysmocom s.f.m.c. GmbH <info@sysmocom.de + * All rights reserved. + * + * Released under the terms of GNU General Public License, Version 2 or + * (at your option) any later version. + * + * SPDX-License-Identifier: GPL-2.0-or-later + * + * Templates for AVPs and messages for TS 29.273 + */ + +import from General_Types all; +import from DIAMETER_Types all; +import from DIAMETER_Templates all; +import from DIAMETER_rfc5447_Templates all; +import from DIAMETER_ts29_272_Templates all; +import from Osmocom_Types all; +import from Misc_Helpers all; + +/* 3GPP TS 29.229 section 6.2. Errors in Result-Code AVP values */ +type enumerated DIAMETER_ts29_229_ExperimentalResultcode { + /* Success */ + DIAMETER_FIRST_REGISTRATION (2001), + DIAMETER_SUBSEQUENT_REGISTRATION (2002), + DIAMETER_UNREGISTERED_SERVICE (2003), + DIAMETER_SUCCESS_SERVER_NAME_NOT_STORED (2004), + /* Permanent Failures */ + DIAMETER_ERROR_USER_UNKNOWN (5001), + DIAMETER_ERROR_IDENTITIES_DONT_MATCH (5002), + DIAMETER_ERROR_IDENTITY_NOT_REGISTERED (5003), + DIAMETER_ERROR_ROAMING_NOT_ALLOWED (5004), + DIAMETER_ERROR_IDENTITY_ALREADY_REGISTERED (5005), + DIAMETER_ERROR_AUTH_SCHEME_NOT_SUPPORTED (5006), + DIAMETER_ERROR_IN_ASSIGNMENT_TYPE (5007), + DIAMETER_ERROR_TOO_MUCH_DATA (5008), + DIAMETER_ERROR_NOT_SUPPORTED_USER_DATA (5009), + DIAMETER_ERROR_FEATURE_UNSUPPORTED (5011), + DIAMETER_ERROR_SERVING_NODE_FEATURE_UNSUPPORTED (5012) +} + +/* TS 29.229 6.3.16 Deregistration-Reason */ +template (value) GenericAVP ts_AVP_CxDx_3GPP_Deregistration_Reason(template (value) CxDx_3GPP_Reason_Code reason, + template (value) octetstring info) := { + avp := { + avp_header := ts_DIA_Hdr_3GPP(c_AVP_Code_AAA_3GPP_Non_3GPP_User_Data), + avp_data := { + avp_CxDx_3GPP_Deregistration_Reason := { + ts_AVP_CxDx_3GPP_Reason_Code(reason), + ts_AVP_CxDx_3GPP_Reason_Info(info) + } + } + } +} + +/* TS 29.229 6.3.17 Reason-Code AVP */ +template (value) GenericAVP ts_AVP_CxDx_3GPP_Reason_Code(template (value) CxDx_3GPP_Reason_Code reason) := { + avp := { + avp_header := ts_DIA_Hdr_3GPP(c_AVP_Code_CxDx_3GPP_Reason_Code), + avp_data := { + avp_CxDx_3GPP_Reason_Code := reason + } + } +} + + +/* 6.3.18 Reason-Info AVP */ +template (value) GenericAVP ts_AVP_CxDx_3GPP_Reason_Info(template (value) octetstring info) := { + avp := { + avp_header := ts_DIA_Hdr_3GPP(c_AVP_Code_CxDx_3GPP_Reason_Info), + avp_data := { + avp_CxDx_3GPP_Reason_Info := info + } + } +} + +} diff --git a/library/DIAMETER_ts29_273_Templates.ttcn b/library/DIAMETER_ts29_273_Templates.ttcn index f0ac442..0a42d6a 100644 --- a/library/DIAMETER_ts29_273_Templates.ttcn +++ b/library/DIAMETER_ts29_273_Templates.ttcn @@ -15,6 +15,7 @@ import from DIAMETER_Types all; import from DIAMETER_Templates all; import from DIAMETER_rfc5447_Templates all; +import from DIAMETER_ts29_229_Templates all; import from DIAMETER_ts29_272_Templates all; import from Osmocom_Types all; import from Misc_Helpers all; @@ -269,6 +270,61 @@ */ });
+/* Registration-Termination-Request (RTR) , 8.2.2.4 Network Initiated De-Registration by HSS Procedure */ +template (value) PDU_DIAMETER +ts_DIA_SWx_RTR(template (value) hexstring imsi, + template (value) CxDx_3GPP_Reason_Code reason_code := PERMANENT_TERMINATION, + template (value) octetstring reason_info := ''O, + 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) charstring dest_host := "aaa.localdomain", + template (value) charstring dest_realm := "localdomain", + template (value) UINT32 hbh_id := '00000000'O, + template (value) UINT32 ete_id := '00000000'O) := + ts_DIAMETER(flags := '11000000'B, + cmd_code := Registration_Termination, + 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)), + ts_AVP_AuthSessionState(NO_STATE_MAINTAINED), + ts_AVP_OriginHost(orig_host), + ts_AVP_OriginRealm(orig_realm), + ts_AVP_DestinationHost(dest_host), + ts_AVP_DestinationRealm(dest_realm), + ts_AVP_UserNameImsi(imsi), + ts_AVP_CxDx_3GPP_Deregistration_Reason(reason_code, reason_info) + /* TODO: + * *[ Supported-Features ] + */ + }); + +template (present) PDU_DIAMETER +tr_DIA_SWx_RTA(template (present) GenericAVP tmpl_result := ?, + template (present) octetstring sess_id := ?, + template (present) charstring orig_host := ?, + template (present) charstring orig_realm := ?, + template (present) charstring dest_host := ?, + template (present) charstring dest_realm := ?, + template (present) UINT32 hbh_id := ?, + template (present) UINT32 ete_id := ?) := + tr_DIAMETER(flags := '0???????'B, + cmd_code := Registration_Termination, + app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4), + hbh_id := hbh_id, ete_id := ete_id, + avps := superset( + tr_AVP_SessionId(sess_id), + tr_AVP_VendorSpecAppId(?, ?), + tmpl_result, + tr_AVP_AuthSessionState(NO_STATE_MAINTAINED), + tr_AVP_OriginHost(orig_host), + tr_AVP_OriginRealm(orig_realm) + )); + /******************************* * S6b 3GPP TS 29.273 section 9 *******************************/ diff --git a/pgw/gen_links.sh b/pgw/gen_links.sh index 70494ce..9bdface 100755 --- a/pgw/gen_links.sh +++ b/pgw/gen_links.sh @@ -64,7 +64,7 @@ FILES+="GTPv2_CodecPort.ttcn GTPv2_CodecPort_CtrlFunctDef.cc GTPv2_CodecPort_CtrlFunct.ttcn GTPv2_Emulation.ttcn " FILES+="DNS_Helpers.ttcn " FILES+="DIAMETER_Types.ttcn DIAMETER_CodecPort.ttcn DIAMETER_CodecPort_CtrlFunct.ttcn DIAMETER_CodecPort_CtrlFunctDef.cc DIAMETER_Emulation.ttcn " -FILES+="DIAMETER_Templates.ttcn DIAMETER_rfc4004_Templates.ttcn DIAMETER_rfc5447_Templates.ttcn DIAMETER_ts29_212_Templates.ttcn DIAMETER_ts29_272_Templates.ttcn DIAMETER_ts29_273_Templates.ttcn DIAMETER_ts32_299_Templates.ttcn " +FILES+="DIAMETER_Templates.ttcn DIAMETER_rfc4004_Templates.ttcn DIAMETER_rfc5447_Templates.ttcn DIAMETER_ts29_212_Templates.ttcn DIAMETER_ts29_212_Templates.ttcn DIAMETER_ts29_229_Templates.ttcn DIAMETER_ts29_272_Templates.ttcn DIAMETER_ts29_273_Templates.ttcn DIAMETER_ts32_299_Templates.ttcn " gen_links $DIR $FILES
ignore_pp_results
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pespin