diff options
Diffstat (limited to 'sgsn')
| -rw-r--r-- | sgsn/SGSN_Tests.ttcn | 53 | ||||
| -rw-r--r-- | sgsn/expected-results.xml | 3 |
2 files changed, 55 insertions, 1 deletions
diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn index cfe2d3f3..e76ed09c 100644 --- a/sgsn/SGSN_Tests.ttcn +++ b/sgsn/SGSN_Tests.ttcn @@ -64,6 +64,7 @@ type component test_CT { port TELNETasp_PT SGSNVTY; var boolean g_initialized := false; + var boolean g_use_echo := false; }; type component BSSGP_ConnHdlr extends BSSGP_Client_CT, GSUP_ConnHdlr, GTP_ConnHdlr { @@ -160,6 +161,14 @@ private function f_init_vty() runs on test_CT { f_vty_config(SGSNVTY, "sgsn", "auth-policy remote"); } +private function f_vty_enable_echo_interval(boolean enable) runs on test_CT { + if (enable) { + f_vty_config(SGSNVTY, "sgsn", "ggsn 0 echo-interval 5"); + } else { + f_vty_config(SGSNVTY, "sgsn", "ggsn 0 no echo-interval"); + } +} + function f_init(BcdMccMnc mcc_mnc := '26242F'H) runs on test_CT { if (g_initialized == true) { @@ -184,6 +193,7 @@ function f_init(BcdMccMnc mcc_mnc := '26242F'H) runs on test_CT { f_init_gsup("SGSN_Test"); f_init_gtp("SGSN_Test"); f_init_vty(); + f_vty_enable_echo_interval(g_use_echo); } type function void_fn(charstring id) runs on BSSGP_ConnHdlr; @@ -874,6 +884,7 @@ type record PdpActPars { OCT4 ggsn_tei_u, /* GGSN TEI User */ octetstring ggsn_ip_c, /* GGSN IP Control */ octetstring ggsn_ip_u, /* GGSN IP User */ + OCT1 ggsn_restart_ctr, /* GGSN Restart Counter */ OCT4 sgsn_tei_c optional, /* SGSN TEI Control */ OCT4 sgsn_tei_u optional, /* SGSN TEI User */ @@ -1025,6 +1036,7 @@ template (value) PdpActPars t_PdpActPars(charstring ggsn_ip) := { ggsn_tei_u := f_rnd_octstring(4), ggsn_ip_c := f_inet_addr(ggsn_ip), ggsn_ip_u := f_inet_addr(ggsn_ip), + ggsn_restart_ctr := int2oct(2, 1), sgsn_tei_c := omit, sgsn_tei_u := omit, @@ -1251,6 +1263,46 @@ testcase TC_attach_second_attempt() runs on test_CT { vc_conn.done; } +private function f_TC_attach_restart_ctr_dettach(charstring id) runs on BSSGP_ConnHdlr { + var Gtp1cUnitdata g_ud; + var PdpActPars apars := valueof(t_PdpActPars(mp_ggsn_ip)); + + /* first perform regular attach */ + f_TC_attach(id); + /* Activate a pdp context against the GGSN */ + f_pdp_ctx_act(apars); + /* Wait to receive first echo request and send initial Restart counter */ + GTP.receive(tr_GTPC_MsgType(?, echoRequest, ?)) -> value g_ud { + var integer seq_nr := oct2int(g_ud.gtpc.opt_part.sequenceNumber); + GTP.send(ts_GTPC_PONG(g_ud.peer, seq_nr, apars.ggsn_restart_ctr)); + } + /* Wait to receive second echo request and send incremented Restart + counter. This will fake a restarted GGSN, and pdp ctx allocated + should be released by SGSN */ + apars.ggsn_restart_ctr := int2oct(oct2int(apars.ggsn_restart_ctr) + 1, 1); + GTP.receive(tr_GTPC_MsgType(?, echoRequest, ?)) -> value g_ud { + var integer seq_nr := oct2int(g_ud.gtpc.opt_part.sequenceNumber); + GTP.send(ts_GTPC_PONG(g_ud.peer, seq_nr, apars.ggsn_restart_ctr)); + } + var OCT1 cause_network_failure := int2oct(38, 1) + alt { + [] BSSGP.receive(tr_BD_L3_MT(tr_SM_DEACT_PDP_REQ_MT(apars.tid, cause_network_failure, true))) { + BSSGP.send(ts_SM_DEACT_PDP_ACCEPT_MO(apars.tid)); + setverdict(pass); + } + [] as_xid(apars); + } + setverdict(pass); +} +testcase TC_attach_restart_ctr_dettach() runs on test_CT { + var BSSGP_ConnHdlr vc_conn; + g_use_echo := true + f_init(); + vc_conn := f_start_handler(refers(f_TC_attach_restart_ctr_dettach), testcasename(), g_gb[0], 23, 30.0); + vc_conn.done; + g_use_echo := false +} + private function f_TC_hlr_location_cancel_request_update(charstring id) runs on BSSGP_ConnHdlr { /* MS: perform regular attach */ f_TC_attach(id); @@ -1625,6 +1677,7 @@ control { execute( TC_attach_pdp_act_user_deact_mo() ); execute( TC_attach_pdp_act_user_deact_mt() ); execute( TC_attach_second_attempt() ); + execute( TC_attach_restart_ctr_dettach() ); } diff --git a/sgsn/expected-results.xml b/sgsn/expected-results.xml index 19491993..f2f2500f 100644 --- a/sgsn/expected-results.xml +++ b/sgsn/expected-results.xml @@ -1,5 +1,5 @@ <?xml version="1.0"?> -<testsuite name='Titan' tests='25' failures='5' errors='3' skipped='0' inconc='0' time='MASKED'> +<testsuite name='Titan' tests='26' failures='5' errors='3' skipped='0' inconc='0' time='MASKED'> <testcase classname='SGSN_Tests' name='TC_attach' time='MASKED'/> <testcase classname='SGSN_Tests' name='TC_attach_mnc3' time='MASKED'/> <testcase classname='SGSN_Tests' name='TC_attach_umts_aka_umts_res' time='MASKED'/> @@ -65,4 +65,5 @@ <testcase classname='SGSN_Tests' name='TC_attach_second_attempt' time='MASKED'> <error type='DTE'></error> </testcase> + <testcase classname='SGSN_Tests' name='TC_attach_restart_ctr_dettach' time='MASKED'/> </testsuite> |