Implement & validate TC_5GNAS_AMF_IDN_REQ_01 (c2b4dd9e) · Commits · INT - Core Network and Interoperability Testing / 5G Core / NAS

captures/TC_5GNAS_AMF_IDN_REQ_01.pcap

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captures/TC_5GNAS_AMF_SEC_REJ_01.pcap

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etc/Ats_NG_NAS/Ats_NG_NAS_AMF_open5gs.cfg_

+7 −1

Changes for etc/Ats_NG_NAS/Ats_NG_NAS_AMF_open5gs.cfg_: 7 added lines, 1 removed line.
Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ NG_NAS_Pics.PICS_NAS_A4_1_2_3_1 := false # open5gs: AUTHENTICATION REJECT on #26
		NG_NAS_Pics.PICS_NAS_A4_1_2_4 := true # open5gs re-authenticates on #71 ngKSI already in use (TC_5GNAS_AMF_AUT_REQ_05)
		NG_NAS_Pics.PICS_NAS_A4_2_1 := true # security mode control (TC_5GNAS_AMF_SEC_COM_01)
		NG_NAS_Pics.PICS_NAS_A4_2 := true # security mode control procedure (TC_5GNAS_AMF_SEC_ACC_01)
		NG_NAS_Pics.PICS_NAS_A4_3 := true # identification procedure (TC_5GNAS_AMF_IDN_REQ_01)

		LibNGAP_Pics.PICS_OFFLINE_MODE := false # true to use offline mode with pcap files, false to use online mode with real network functions
		LibNGAP_Pics.PICS_USE_OPEN5GS := false # true to start open5gs, false to not start them
		@@ -192,7 +193,12 @@ system.utHttpPort.params := "HTTP/TCP(server=127.0.0.1,port=12200,use_ssl=0,debu
		# Verify that the IUT, upon receiving the NAS SECURITY MODE COMPLETE message after completing the NAS Authentication and Security procedure, successfully completes the registration process by accepting the registration
		#NG_NAS_TestCases.TC_5GNAS_AMF_SEC_ACC_01
		# Verify that the IUT, upon receiving the NAS SECURITY MODE REJECT Message after a failed NAS Authentication and security procedure, successfully aborts the registration process by rejecting the registration
		NG_NAS_TestCases.TC_5GNAS_AMF_SEC_REJ_01
		#NG_NAS_TestCases.TC_5GNAS_AMF_SEC_REJ_01
		# Verify that the IUT initiates the identification procedure by sending an IDENTITY_REQUEST message with identity type set to SUCI when the IUT receives a REGISTRATION_REQUEST message containing a 5G-GUTI that is not known by the IUT
		NG_NAS_TestCases.TC_5GNAS_AMF_IDN_REQ_01
		# Verify that the IUT does not retransmit a CONFIGURATION_UPDATE_COMMAND containing only NITZ-related information elements when the Configuration update indication IE is absent or indicates that acknowledgement is not requested
		NG_NAS_TestCases.TC_5GNAS_AMF_CNF_COM_01
		# Verify that the IUT, upon receipt of a UL NAS TRANSPORT message containing a PDU SESSION ESTABLISHMENT REQUEST, sends a PDU_SESSION_RESOURCE_SETUP_REQUEST carrying a DL NAS TRANSPORT message with a PDU SESSION ESTABLISHMENT ACCEPT
		#NG_NAS_TestCases.TC_5GNAS_AMF_DLN_ACC_01
		#NG_NAS_TestCases.TC_5GNAS_AMF_REG_ACC_01
		#NG_NAS_TestCases.TC_5GNAS_AMF_REG_ACC_02

ttcn/Ats_NG_NAS/NG_NAS_Pics.ttcn

+12 −0

Changes for ttcn/Ats_NG_NAS/NG_NAS_Pics.ttcn: 12 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -58,6 +58,18 @@ module NG_NAS_Pics {
		*/
		modulepar boolean PICS_NAS_A4_2 := true;

		/**
		* @desc Does the IUT support the identification procedure? (TS 24.501 clause 5.4.3)
		* @see ETSI TS 103 921-1 Table A.4 (PICS_NAS_A4_3)
		*/
		modulepar boolean PICS_NAS_A4_3 := true;

		/**
		* @desc Does the IUT send CONFIGURATION UPDATE COMMAND messages to the UE? (TS 24.501 clause 5.4.4)
		* @see ETSI TS 103 921-1 Table A.4 (PICS_NAS_A4_4_1)
		*/
		modulepar boolean PICS_NAS_A4_4_1 := true;

		} // End of group PICS_

		} // End of module NG_NAS_Pics
		No newline at end of file

ttcn/Ats_NG_NAS/NG_NAS_TCFunctions.ttcn

+65 −0

Changes for ttcn/Ats_NG_NAS/NG_NAS_TCFunctions.ttcn: 65 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -631,6 +631,71 @@ module NG_NAS_TCFunctions {
		log("* " & __SCOPE__ & ": INFO: Postamble done. *");
		} // End of function f_TC_5GNAS_AMF_SEC_REJ_01

		/**
		* @desc Testcase function for TC_5GNAS_AMF_IDN_REQ_01
		* @see TP_5GNAS_AMF_IDN_REQ_01: an initial REGISTRATION REQUEST with a 5G-GUTI of the IUT (its PLMN, AMF region,
		* AMF set and AMF pointer) but a 5G-TMSI it never assigned (PX_UNASSIGNED_5G_TMSI) is answered by a plain
		* IDENTITY REQUEST for the SUCI (TS 24.501 clause 5.4.3.2, TS 23.502 clause 4.2.2.2.2 step 6).
		*/
		function f_TC_5GNAS_AMF_IDN_REQ_01() runs on aMF_NGNAS_NGAPComponent {
		// Local variables
		var NG_NAS_DL_Message_Type v_message;
		var NG_NAS_GutiParameters_Type v_gutiParameters := {
		AMF_RegionId := PX_AMF_REGION_ID,
		AMF_SetId := PX_AMF_SET_ID,
		AMF_Pointer := PX_AMF_POINTER,
		NG_TMSI := oct2bit(PX_UNASSIGNED_5G_TMSI)
		};

		// Preamble: NG SETUP, the UE is not registered
		f_NGNAS_amf_init();
		if (PICS_OFFLINE_MODE) {
		f_await_NGSetupRequest_await_NGSetupResponse_amf();
		} else {
		f_send_NGSetupRequest_await_NGSetupResponse();
		}
		f_selfOrClientSyncAndVerdict(c_prDone, f_getVerdict());
		log("* " & __SCOPE__ & ": INFO: Preamble done. *");

		// Test Body
		// When: initial REGISTRATION REQUEST with the unknown 5G-GUTI (5GS mobile identity without IEI)
		if (PICS_OFFLINE_MODE) {
		f_await_registration_request();
		} else {
		f_send_registration_request(f_NG_GutiParameters2MobileIdentity(fl_NasNN_MCC2PlmnId(PX_NAS_MCC, PX_NAS_MNC), v_gutiParameters, omit));
		}
		// Then: IDENTITY REQUEST for the SUCI
		f_recv_NGAP_PDU(
		mw_ngap_initMsg(
		mw_n2_DownlinkNASTransport(
		?,
		vc_RAN_UE_ID,
		? // IdentityRequest
		)));
		// AMF_UE_NGAP_ID, for the release of the UE in the postamble
		vc_AMF_UE_ID := vc_recvNGAP_PDU.initiatingMessage.value_.downlinkNASTransport.protocolIEs[0].value_.aMF_UE_NGAP_ID;
		f_NASPDU_Get(vc_recvNGAP_PDU);
		if (f_Check_5GAKA_NAS_DL_Message(vc_recvNAS_PDU, mw_NG_IDENTITY_REQUEST(tsc_IdType_NG_SUCI), vc_ng_nas_security_params_type, vc_previous_nas_count_dl, v_message, vc_inner_message)) {
		log("* " & __SCOPE__ & ": PASS: Expected NG_IDENTITY_REQUEST for the SUCI *");
		setverdict(pass);
		} else if (f_Check_5GAKA_NAS_DL_Message(vc_recvNAS_PDU, mw_NG_AUTHENTICATION_REQUEST, vc_ng_nas_security_params_type, vc_previous_nas_count_dl, v_message, vc_inner_message)) {
		setverdict(fail, "* " & __SCOPE__ & ": FAIL: AUTHENTICATION REQUEST instead of IDENTITY REQUEST: the IUT did not identify the UE with the unknown 5G-GUTI *");
		} else {
		setverdict(fail, "* " & __SCOPE__ & ": FAIL: plain IDENTITY REQUEST for the SUCI expected *");
		}
		f_selfOrClientSyncAndVerdict(c_tbDone, f_getVerdict());
		log("* " & __SCOPE__ & ": INFO: Testbody done. *");

		// Postamble: the IDENTITY REQUEST is left unanswered, release of the UE context
		f_NG_NAS_amf_UE_ReleaseContext(false);
		f_postamble_NGAP_AMF();
		f_selfOrClientSyncAndVerdict(c_poDone, f_getVerdict());
		log("* " & __SCOPE__ & ": INFO: Postamble done. *");
		} // End of function f_TC_5GNAS_AMF_IDN_REQ_01

		function f_TC_5GNAS_AMF_CNF_COM_01() runs on aMF_NGNAS_NGAPComponent {
		} // End of function f_TC_5GNAS_AMF_CNF_COM_01

		} // End of group /5_4_2_/Security_mode_control_procedure

		group /5_4_5_/NAS_transport_procedure {