diff options
Diffstat (limited to 'library/DIAMETER_ts32_299_Templates.ttcn')
| -rw-r--r-- | library/DIAMETER_ts32_299_Templates.ttcn | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/library/DIAMETER_ts32_299_Templates.ttcn b/library/DIAMETER_ts32_299_Templates.ttcn new file mode 100644 index 00000000..ffbd15f5 --- /dev/null +++ b/library/DIAMETER_ts32_299_Templates.ttcn @@ -0,0 +1,184 @@ +module DIAMETER_ts32_299_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 32.299 + */ + +import from General_Types all; +import from DIAMETER_Types all; +import from DIAMETER_Templates all; +import from Osmocom_Types all; +import from Misc_Helpers all; + +/******************************* + * Gy 3GPP TS 32.299 section 7 + *******************************/ + +/* Gy AID : 3GPP TS 32.299 7.1.6, RFC4006 3.1: c_DIAMETER_CREDIT_CONTROL_AID */ + +/* 3GPP TS 32.299 7.1.11 Result-Code AVP*/ +type enumerated DIAMETER_ts32_229_Resultcode { + /* transient */ + DIAMETER_END_USER_SERVICE_DENIED (4010), + DIAMETER_CREDIT_CONTROL_NOT_APPLICABLE (4011), + DIAMETER_CREDIT_LIMIT_REACHED (4012), + /* permanent */ + DIAMETER_AUTHORIZATION_REJECTED (5003), + DIAMETER_USER_UNKNOWN (5030), + DIAMETER_RATING_FAILED (5031) +} + +/* 3GPP TS 32.299 6.4.2 Credit-Control-Request */ +template (present) PDU_DIAMETER +tr_DIA_Gy_CCR(template (present) DCC_NONE_CC_Request_Type req_type := INITIAL_REQUEST) +:= tr_DIAMETER(flags:='11000000'B, cmd_code:=Credit_Control, + avps := superset( + tr_AVP_SessionId, + tr_AVP_OriginHost, + tr_AVP_OriginRealm, + tr_AVP_DestinationRealm, + tr_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), + tr_AVP_CcReqType(req_type), + tr_AVP_CcReqNum(?) + )); + +/* 3GPP TS 32.299 6.4.3 Credit-Control-Answer message */ +template (value) PDU_DIAMETER +ts_DIA_Gy_CCA(template (value) UINT32 hbh_id, template (value) UINT32 ete_id, + template (value) octetstring sess_id, + template (value) DIAMETER_Resultcode res_code, + template (value) DCC_NONE_CC_Request_Type req_type, + template (value) AVP_Unsigned32 req_num) +:= ts_DIAMETER(flags:='01000000'B, cmd_code:=Credit_Control, + app_id:=int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4), hbh_id:=hbh_id, ete_id:=ete_id, + avps := { + ts_AVP_SessionId(sess_id), + ts_AVP_ResultCode(res_code), + ts_AVP_OriginHost("ocs.localdomain"), + ts_AVP_OriginRealm("localdomain"), + ts_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), + ts_AVP_CcReqType(req_type), + ts_AVP_CcReqNum(req_num)//, + // qos + // default eps bearer qos + // supported features + // origin + }); +/* Same as ts_DIA_Gy_CCA, but with extra AVP to grant access for limited amount of seconds */ +template (value) PDU_DIAMETER +ts_DIA_Gy_CCA_ValidityTime(template (value) UINT32 hbh_id, template (value) UINT32 ete_id, + template (value) octetstring sess_id, + template (value) DCC_NONE_CC_Request_Type req_type, + template (value) AVP_Unsigned32 req_num, + uint32_t validity_time) +:= ts_DIAMETER(flags:='01000000'B, cmd_code:=Credit_Control, + app_id:=int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4), hbh_id:=hbh_id, ete_id:=ete_id, + avps := { + ts_AVP_SessionId(sess_id), + ts_AVP_ResultCode(DIAMETER_SUCCESS), + ts_AVP_OriginHost("ocs.localdomain"), + ts_AVP_OriginRealm("localdomain"), + ts_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), + ts_AVP_CcReqType(req_type), + ts_AVP_CcReqNum(req_num), + ts_AVP_Multiple_Services_Credit_Control({ + ts_AVP_Validity_Time(validity_time), + ts_AVP_Granted_Service_Unit({ + //ts_AVP_CC_Time(validity_time*2), + ts_AVP_CC_Total_Octets(1000) + }) + }) + //, + // qos + // default eps bearer qos + // supported features + // origin + }); +/* Same as ts_DIA_Gy_CCA_ValidityTime, but with extra AVP to grant access for limited amount of octets */ +template (value) PDU_DIAMETER +ts_DIA_Gy_CCA_ValidityTimeVolumeThreshold(template (value) UINT32 hbh_id, template (value) UINT32 ete_id, + template (value) octetstring sess_id, + template (value) DCC_NONE_CC_Request_Type req_type, + template (value) AVP_Unsigned32 req_num, + uint32_t validity_time, + uint32_t volume_quota, + uint32_t volume_threhsold := 0) +:= ts_DIAMETER(flags:='01000000'B, cmd_code:=Credit_Control, + app_id:=int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4), hbh_id:=hbh_id, ete_id:=ete_id, + avps := { + ts_AVP_SessionId(sess_id), + ts_AVP_ResultCode(DIAMETER_SUCCESS), + ts_AVP_OriginHost("ocs.localdomain"), + ts_AVP_OriginRealm("localdomain"), + ts_AVP_AuthAppId(int2oct(c_DIAMETER_CREDIT_CONTROL_AID, 4)), + ts_AVP_CcReqType(req_type), + ts_AVP_CcReqNum(req_num), + ts_AVP_Multiple_Services_Credit_Control({ + ts_AVP_Validity_Time(validity_time), + ts_AVP_Granted_Service_Unit({ + ts_AVP_CC_Total_Octets(volume_quota) + }), + ts_AVP_3GPP_VolumeQuotaThreshold(volume_threhsold) + }) + //, + // qos + // default eps bearer qos + // supported features + // origin + }); + +function f_validate_gy_cc_report(PDU_DIAMETER rx_dia, template (present) DCA_3GPP_Reporting_Reason repreason_exp := ?, + template (present) integer cc_time_exp := ?, + template (present) integer cc_in_oct_exp := ?, + template (present) integer cc_out_oct_exp := ?) +{ + var AVP multi_services_cc, used_service_unit; + var AVP_Grouped multi_services_cc_data, used_service_unit_data; + var template (omit) AVP repreason_tpl; + var AVP repreason, cc_time, cc_in_oct, cc_out_oct; + + multi_services_cc := f_DIAMETER_get_avp_or_fail(rx_dia, c_AVP_Code_DCC_NONE_Multiple_Services_Credit_Control); + multi_services_cc_data := valueof(multi_services_cc.avp_data.avp_DCC_NONE_Multiple_Services_Credit_Control); + + used_service_unit := f_AVP_Grouped_get_avp_or_fail(multi_services_cc_data, c_AVP_Code_DCC_NONE_Used_Service_Unit); + used_service_unit_data := valueof(used_service_unit.avp_data.avp_DCC_NONE_Used_Service_Unit); + + /* Reporting-Reason can be either inside Multiple-Services-Credit-Control or inside Used-Service-Unit */ + repreason_tpl := f_AVP_Grouped_get_avp(multi_services_cc_data, c_AVP_Code_DCA_3GPP_Reporting_Reason); + if (istemplatekind(repreason_tpl, "omit")) { + repreason := f_AVP_Grouped_get_avp_or_fail(used_service_unit_data, c_AVP_Code_DCA_3GPP_Reporting_Reason); + } else { + repreason := valueof(repreason_tpl); + } + if (not match(repreason.avp_data.avp_DCA_3GPP_Reporting_Reason, repreason_exp)) { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, + log2str("3GPP-Reporting-Reason mismatch ", repreason, " vs exp ", repreason_exp)); + } + + cc_time := f_AVP_Grouped_get_avp_or_fail(used_service_unit_data, c_AVP_Code_DCC_NONE_CC_Time); + if (not match(oct2int(cc_time.avp_data.avp_DCC_NONE_CC_Time), cc_time_exp)) { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, + log2str("3GPP-CC-Time mismatch ", cc_time, " vs exp ", cc_time_exp)); + } + + cc_in_oct := f_AVP_Grouped_get_avp_or_fail(used_service_unit_data, c_AVP_Code_DCC_NONE_CC_Input_Octets); + if (not match(oct2int(cc_in_oct.avp_data.avp_DCC_NONE_CC_Input_Octets), cc_in_oct_exp)) { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, + log2str("3GPP-CC-Input-Octets mismatch ", cc_in_oct, " vs exp ", cc_in_oct_exp)); + } + + cc_out_oct := f_AVP_Grouped_get_avp_or_fail(used_service_unit_data, c_AVP_Code_DCC_NONE_CC_Output_Octets); + if (not match(oct2int(cc_out_oct.avp_data.avp_DCC_NONE_CC_Output_Octets), cc_out_oct_exp)) { + Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, + log2str("3GPP-CC-Output-Octets mismatch ", cc_out_oct, " vs exp ", cc_out_oct_exp)); + } +} + +} /* module */ |