[PATCH] osmo-ttcn3-hacks[master]: msc: Add TC_cm_reest_req_reject: Expect CM RE-EST REQ to be ...

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Harald Welte gerrit-no-reply at lists.osmocom.org
Wed Jan 24 21:42:46 UTC 2018


Review at  https://gerrit.osmocom.org/6044

msc: Add TC_cm_reest_req_reject: Expect CM RE-EST REQ to be rejected

Change-Id: I7d15b935caed2dacf39d66a33ff933a9b8c443d9
---
M library/L3_Templates.ttcn
M msc_tests/MSC_Tests.ttcn
2 files changed, 60 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/44/6044/1

diff --git a/library/L3_Templates.ttcn b/library/L3_Templates.ttcn
index f23c8fa..7836555 100644
--- a/library/L3_Templates.ttcn
+++ b/library/L3_Templates.ttcn
@@ -129,6 +129,34 @@
 	}
 }
 
+template (value) CipheringKeySequenceNumberV ts_CKSN(integer key_seq) := {
+	keySequence := int2bit(key_seq, 3),
+	spare := '0'B
+}
+
+/* Send template for CM RE-ESTABLISH REQUEST */
+template (value) PDU_ML3_MS_NW ts_CM_REEST_REQ(integer cksn, MobileIdentityLV mi_lv) := {
+	discriminator := '0000'B, /* overwritten */
+	tiOrSkip := {
+		skipIndicator := '0000'B
+	},
+	msgs := {
+		mm := {
+			cMReEstablReq := {
+				messageType := '101000'B, /* overwritten */
+				nsd := '00'B,
+				cipheringKeySequenceNumber := ts_CKSN(cksn),
+				spare := '0000'B,
+				mobileStationClassmark2 := ts_CM2,
+				mobileIdentityLV := mi_lv,
+				locationAreaIdentification := omit,
+				deviceProperties := omit
+			}
+		}
+	}
+}
+
+
 template PDU_ML3_NW_MS tr_MT_simple(template BIT4 discr := ?) := {
 	discriminator := discr,
 	tiOrSkip := {
diff --git a/msc_tests/MSC_Tests.ttcn b/msc_tests/MSC_Tests.ttcn
index b318aa9..b1a7d1b 100644
--- a/msc_tests/MSC_Tests.ttcn
+++ b/msc_tests/MSC_Tests.ttcn
@@ -1002,13 +1002,44 @@
 	var PDU_ML3_MS_NW l3_info := valueof(ts_CM_SERV_REQ(CM_TYPE_LCS, mi));
 	f_bssap_compl_l3(l3_info);
 	BSSAP.receive(tr_PDU_DTAP_MT(tr_CM_SERV_REJ(int2oct(32,1))));
+	BSSAP.receive(tr_BSSMAP_ClearCommand);
+	BSSAP.send(ts_BSSMAP_ClearComplete);
+	BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND);
 	setverdict(pass);
 }
 testcase TC_cm_serv_req_lcs_reject() runs on MTC_CT {
 	var BSC_ConnHdlr vc_conn;
 	f_init();
+	f_vty_config(MSCVTY, "network", "authentication optional");
+	f_vty_config(MSCVTY, "msc", "assign-tmsi");
 
 	vc_conn := f_start_handler(refers(f_tc_cm_serv_req_lcs_reject), testcasename(), 21);
+	vc_conn.done;
+}
+
+/* CM Re-Establishment Request */
+private function f_tc_cm_reest_req_reject(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
+	g_pars := pars;
+
+	/* First perform location update to ensure subscriber is known */
+	f_perform_lu(false, true, true);
+
+	var MobileIdentityLV mi := valueof(ts_MI_IMSI_LV(g_pars.imsi));
+	var PDU_ML3_MS_NW l3_info := valueof(ts_CM_REEST_REQ(0, mi));
+	f_bssap_compl_l3(l3_info);
+	BSSAP.receive(tr_PDU_DTAP_MT(tr_CM_SERV_REJ(int2oct(32,1))));
+	BSSAP.receive(tr_BSSMAP_ClearCommand);
+	BSSAP.send(ts_BSSMAP_ClearComplete);
+	BSSAP.receive(BSSAP_Conn_Prim:MSC_CONN_PRIM_DISC_IND);
+	setverdict(pass);
+}
+testcase TC_cm_reest_req_reject() runs on MTC_CT {
+	var BSC_ConnHdlr vc_conn;
+	f_init();
+	f_vty_config(MSCVTY, "network", "authentication optional");
+	f_vty_config(MSCVTY, "msc", "assign-tmsi");
+
+	vc_conn := f_start_handler(refers(f_tc_cm_reest_req_reject), testcasename(), 22);
 	vc_conn.done;
 }
 
@@ -1049,6 +1080,7 @@
 	execute( TC_cm_serv_req_vgcs_reject() );
 	execute( TC_cm_serv_req_vbs_reject() );
 	execute( TC_cm_serv_req_lcs_reject() );
+	execute( TC_cm_reest_req_reject() );
 }
 
 

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I7d15b935caed2dacf39d66a33ff933a9b8c443d9
Gerrit-PatchSet: 1
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>



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