neels has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/32217 ) Change subject: bsc: add TC_mscpool_sccp_n_pcstate_attaches_msc ...................................................................... bsc: add TC_mscpool_sccp_n_pcstate_attaches_msc Related: I3a0869598b8395601a16d78dbc46eec400c0ea84 (osmo-bsc) Change-Id: Ib4a5330df30a73e744c316898817b2fa3271d75e --- M bsc/BSC_Tests.ttcn 1 file changed, 84 insertions(+), 16 deletions(-) Approvals: laforge: Looks good to me, but someone else must approve neels: Looks good to me, approved pespin: Looks good to me, but someone else must approve Jenkins Builder: Verified diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn index 39c82ab..dccfdc3 100644 --- a/bsc/BSC_Tests.ttcn +++ b/bsc/BSC_Tests.ttcn @@ -646,6 +646,8 @@ /* are we initialized yet */ var boolean g_initialized := false; + var boolean g_handler_mode := false; + /* Osmux is enabled through VTY */ var boolean g_osmux_enabled_cn := false; var boolean g_osmux_enabled_bts := false; @@ -1210,6 +1212,27 @@ } } +private function f_bssap_idx_init(integer bssap_idx) runs on test_CT { + /* Call a function of our 'parent component' RAN_Adapter_CT to start the + * MSC-side BSSAP emulation */ + if (g_handler_mode) { + var RanOps ranops := MSC_RanOps; + ranops.use_osmux := g_osmux_enabled_cn; + f_ran_adapter_init(g_bssap[bssap_idx], mp_bssap_cfg[bssap_idx], "VirtMSC", ranops); + connect(self:SCCPLITE_IPA_CTRL, g_bssap[bssap_idx].vc_RAN:CTRL_CLIENT); + f_ran_adapter_start(g_bssap[bssap_idx]); + } else { + f_ran_adapter_init(g_bssap[bssap_idx], mp_bssap_cfg[bssap_idx], "VirtMSC", omit); + connect(self:BSSAP, g_bssap[bssap_idx].vc_SCCP:SCCP_SP_PORT); + f_ran_adapter_start(g_bssap[bssap_idx]); + f_legacy_bssap_reset(); + } +} + +private function f_bssap_idx_disconnect(integer bssap_idx) runs on test_CT { + f_ran_adapter_cleanup(g_bssap[bssap_idx]); +} + /* global initialization function * \param nr_bts Number of BTSs we should start/bring up * \param handler_mode Start an RSL_Emulation_CT component (true) or not (false). @@ -1238,22 +1261,10 @@ f_vty_transceive(BSCVTY, "msc " & int2str(bssap_idx) & " bssmap reset", strict := false); } + g_handler_mode := handler_mode; for (bssap_idx := 0; bssap_idx < nr_msc; bssap_idx := bssap_idx+1) { allow_attach[bssap_idx] := true; - /* Call a function of our 'parent component' RAN_Adapter_CT to start the - * MSC-side BSSAP emulation */ - if (handler_mode) { - var RanOps ranops := MSC_RanOps; - ranops.use_osmux := g_osmux_enabled_cn; - f_ran_adapter_init(g_bssap[bssap_idx], mp_bssap_cfg[bssap_idx], "VirtMSC", ranops); - connect(self:SCCPLITE_IPA_CTRL, g_bssap[bssap_idx].vc_RAN:CTRL_CLIENT); - f_ran_adapter_start(g_bssap[bssap_idx]); - } else { - f_ran_adapter_init(g_bssap[bssap_idx], mp_bssap_cfg[bssap_idx], "VirtMSC", omit); - connect(self:BSSAP, g_bssap[bssap_idx].vc_SCCP:SCCP_SP_PORT); - f_ran_adapter_start(g_bssap[bssap_idx]); - f_legacy_bssap_reset(); - } + f_bssap_idx_init(bssap_idx); } if (mp_enable_lcs_tests) { @@ -9190,8 +9201,7 @@ f_ctrs_msc_expect(1, "mscpool:subscr:new"); f_logp(BSCVTY, "disconnecting msc0"); - /* Disconnect the first MSC */ - f_ran_adapter_cleanup(g_bssap[0]); + f_bssap_idx_disconnect(0); /* Now round-robin would wrap to the first MSC, but since the first MSC is disconnected, it wraps around to msc * 2 again. */ @@ -9205,6 +9215,53 @@ f_shutdown_helper(); } +/* When an MSC point-code gets an SCCP N-PCSTATE saying it is now reachable, immediately trigger RESET and bring up the + * MSC. */ +testcase TC_mscpool_sccp_n_pcstate_attaches_msc() runs on test_CT { + + f_init(nr_bts := 3, handler_mode := true, nr_msc := 1); + f_sleep(1.0); + + /* Control which MSC gets chosen next by the round-robin, otherwise + * would be randomly affected by which other tests ran before this. */ + f_vty_transceive(BSCVTY, "mscpool roundrobin next 0"); + + f_ctrs_msc_init(); + + /* There is only one MSC, round robin stays on msc0 */ + var MSC_ConnHdlr vc_conn1; + var TestHdlrParams pars1 := f_gen_test_hdlr_pars(bssap_idx := 0); + pars1.mscpool.rsl_idx := 0; + pars1.mscpool.l3_info := valueof(ts_LU_REQ(LU_Type_IMSI_Attach, valueof(ts_MI_IMSI_LV('0010100230000001'H)), '00F110'O)); + vc_conn1 := f_start_handler(refers(f_tc_mscpool_compl_l3), pars1); + vc_conn1.done; + f_ctrs_msc_expect(0, "mscpool:subscr:new"); + + var MSC_ConnHdlr vc_conn2; + var TestHdlrParams pars2 := f_gen_test_hdlr_pars(bssap_idx := 0); + pars2.mscpool.rsl_idx := 1; + pars2.mscpool.l3_info := valueof(ts_CM_SERV_REQ(CM_TYPE_MO_CALL, valueof(ts_MI_IMSI_LV('001010023000002'H)))); + vc_conn2 := f_start_handler(refers(f_tc_mscpool_compl_l3), pars2); + vc_conn2.done; + f_ctrs_msc_expect(0, "mscpool:subscr:new"); + + f_logp(BSCVTY, "connecting msc1"); + f_vty_msc_allow_attach(BSCVTY, { true, true }); + f_bssap_idx_init(1); + f_sleep(1.0); + + /* This time round-robin wraps to the second MSC, because it is now online. */ + var MSC_ConnHdlr vc_conn4; + var TestHdlrParams pars4 := f_gen_test_hdlr_pars(bssap_idx := 1); + pars4.mscpool.rsl_idx := 2; + pars4.mscpool.l3_info := valueof(ts_PAG_RESP(valueof(ts_MI_IMSI_LV('001010023000003'H)))); + vc_conn4 := f_start_handler(refers(f_tc_mscpool_compl_l3), pars4); + vc_conn4.done; + f_ctrs_msc_expect(1, "mscpool:subscr:new"); + + f_shutdown_helper(); +} + /* Allow/Deny emergency calls globally via VTY */ private function f_vty_allow_emerg_msc(boolean allow) runs on test_CT { f_vty_enter_cfg_msc(BSCVTY, 0); @@ -12509,6 +12566,7 @@ execute( TC_mscpool_no_allow_attach_valid_nri() ); execute( TC_mscpool_sccp_n_pcstate_detaches_msc() ); + execute( TC_mscpool_sccp_n_pcstate_attaches_msc() ); } execute( TC_early_conn_fail() ); -- To view, visit https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/32217 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-Change-Id: Ib4a5330df30a73e744c316898817b2fa3271d75e Gerrit-Change-Number: 32217 Gerrit-PatchSet: 4 Gerrit-Owner: neels <nhofmeyr@sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: laforge <laforge@osmocom.org> Gerrit-Reviewer: neels <nhofmeyr@sysmocom.de> Gerrit-Reviewer: pespin <pespin@sysmocom.de> Gerrit-CC: fixeria <vyanitskiy@sysmocom.de> Gerrit-MessageType: merged