asterisk: Test initial IMS REGISTER timeout
Add several tests emulating response timeouts at several point in time
during IMS REGISTER procedure.
Related: SYS#6971
Change-Id: If59d43b2779dfbd14890a88d664077c194f843a1
diff --git a/asterisk/Asterisk_Tests.ttcn b/asterisk/Asterisk_Tests.ttcn
index 7126118..30f04fd 100644
--- a/asterisk/Asterisk_Tests.ttcn
+++ b/asterisk/Asterisk_Tests.ttcn
@@ -48,6 +48,8 @@
charstring mp_ami_user := "test_user";
charstring mp_ami_secret := "1234";
charstring mp_volte_ims_outbound_registration := "volte_ims";
+ /* Current default by pjproject (timeout_timer_val) to 32s, and not changed by Asterisk */
+ integer mp_volte_ims_outbound_register_timeout := 32;
}
type component test_CT {
@@ -386,7 +388,9 @@
f_ami_action_PJSIPRegister(AMI_CLIENT, mp_volte_ims_outbound_registration);
}
-private altstep as_AMI_IMS_register_Auth(IMS_ConnHdlrPars pars, boolean resync := false) runs on test_CT
+private altstep as_AMI_IMS_register_Auth(IMS_ConnHdlrPars pars,
+ boolean resync := false,
+ boolean exp_ami_ev_registered := true) runs on test_CT
{
var charstring rand_str := oct2str(pars.subscr.auth.rand);
var charstring autn_str := oct2str(pars.subscr.auth.autn);
@@ -399,9 +403,11 @@
f_str_tolower(oct2str(pars.subscr.auth.ck)),
f_str_tolower(oct2str(pars.subscr.auth.ik)));
- AMI_CLIENT.receive(tr_AMI_Event_Registry(f_sip_SipAddr_to_str(pars.subscr.local_sip_record),
- "sip:" & mp_ims_domain,
- "Registered"));
+ if (exp_ami_ev_registered) {
+ AMI_CLIENT.receive(tr_AMI_Event_Registry(f_sip_SipAddr_to_str(pars.subscr.local_sip_record),
+ "sip:" & mp_ims_domain,
+ "Registered"));
+ }
}
[resync] AMI_CLIENT.receive(tr_AMI_Event_AuthRequest(mp_volte_ims_outbound_registration,
rand := pattern @nocase rand_str,
@@ -480,6 +486,79 @@
f_shutdown();
}
+private function f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_register_early_return early_ret, boolean exp_auth_resync := false) runs on IMS_ConnHdlr {
+ f_create_sip_expect(valueof(ts_SipUrl_from_Addr_Union(g_pars.subscr.registrar_sip_record.addr)));
+
+ as_IMS_register(exp_auth_resync := exp_auth_resync, early_ret := early_ret);
+
+ timer Tout;
+ /* 1.0: Give some margin. */
+ Tout.start(int2float(mp_volte_ims_outbound_register_timeout) + 1.0);
+ /* Make sure no new REGISTER is attempted unless directed by AMI: */
+ alt {
+ [] as_SIP_fail_req("nothing");
+ [] as_SIP_fail_resp("nothing");
+ [] Tout.timeout { /* Done */ }
+ }
+ setverdict(pass);
+}
+/* Test initial REGISTER against IMS core timing out. */
+private function f_TC_ims_registration_timeout_initial_100Trying(charstring id) runs on IMS_ConnHdlr {
+ f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_REG_EARLY_RET_BEFORE_Initial_100Trying);
+}
+private function f_TC_ims_registration_timeout_initial_401Unauthorized(charstring id) runs on IMS_ConnHdlr {
+ f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_REG_EARLY_RET_BEFORE_Initial_401Unauthorized);
+}
+private function f_TC_ims_registration_timeout_resync_401Unauthorized(charstring id) runs on IMS_ConnHdlr {
+ f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_REG_EARLY_RET_BEFORE_Resync_401Unauthorized, exp_auth_resync := true);
+}
+private function f_TC_ims_registration_timeout_protected_100Trying(charstring id) runs on IMS_ConnHdlr {
+ f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_REG_EARLY_RET_BEFORE_Protected_100Trying);
+}
+private function f_TC_ims_registration_timeout_protected_200OK(charstring id) runs on IMS_ConnHdlr {
+ f_TC_ims_registration_timeout_IMS_ConnHdlr(IMS_REG_EARLY_RET_BEFORE_Protected_200OK);
+}
+private function f_TC_ims_registration_timeout_initial(ims_void_fn fn,
+ boolean answer_register := false,
+ boolean resync := false) runs on test_CT {
+ var IMS_ConnHdlrPars pars;
+ var IMS_ConnHdlr vc_conn;
+ f_init();
+ pars := f_init_IMS_ConnHdlrPars();
+ vc_conn := f_start_handler_IMS(fn, pars);
+
+ f_AMI_IMS_start_register(pars);
+
+ if (answer_register) {
+ as_AMI_IMS_register_Auth(pars, resync := resync, exp_ami_ev_registered := false);
+ }
+
+ AMI_CLIENT.receive(tr_AMI_Event_Registry(f_sip_SipAddr_to_str(pars.subscr.local_sip_record),
+ "sip:" & mp_ims_domain,
+ "Rejected"));
+
+ vc_conn.done;
+ f_shutdown();
+}
+testcase TC_ims_registration_timeout_initial_100Trying() runs on test_CT {
+ f_TC_ims_registration_timeout_initial(refers(f_TC_ims_registration_timeout_initial_100Trying));
+}
+testcase TC_ims_registration_timeout_initial_401Unauthorized() runs on test_CT {
+ f_TC_ims_registration_timeout_initial(refers(f_TC_ims_registration_timeout_initial_401Unauthorized));
+}
+testcase TC_ims_registration_timeout_resync_401Unauthorized() runs on test_CT {
+ f_TC_ims_registration_timeout_initial(refers(f_TC_ims_registration_timeout_resync_401Unauthorized),
+ true, true);
+}
+testcase TC_ims_registration_timeout_protected_100Trying() runs on test_CT {
+ f_TC_ims_registration_timeout_initial(refers(f_TC_ims_registration_timeout_protected_100Trying),
+ true, false);
+}
+testcase TC_ims_registration_timeout_protected_200OK() runs on test_CT {
+ f_TC_ims_registration_timeout_initial(refers(f_TC_ims_registration_timeout_protected_200OK),
+ true, false);
+}
+
/* Test SIP registration of local clients */
private function f_TC_ims_call_mo(charstring id) runs on IMS_ConnHdlr {
f_create_sip_expect(valueof(ts_SipUrl_from_Addr_Union(g_pars.subscr.registrar_sip_record.addr)));
@@ -619,6 +698,11 @@
execute( TC_internal_call_all_4registered() );
execute( TC_ims_registration() );
execute( TC_ims_registration_resync() );
+ execute( TC_ims_registration_timeout_initial_100Trying() );
+ execute( TC_ims_registration_timeout_initial_401Unauthorized() );
+ execute( TC_ims_registration_timeout_resync_401Unauthorized() );
+ execute( TC_ims_registration_timeout_protected_100Trying() );
+ execute( TC_ims_registration_timeout_protected_200OK() );
execute( TC_ims_call_mo() );
execute( TC_ims_call_mt() );
}