fixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/36625?usp=email )
Change subject: sgsn: add TC_attach_rau_invalid_old_rai ......................................................................
sgsn: add TC_attach_rau_invalid_old_rai
This testcase currently crashes osmo-sgsn.
Change-Id: I006adabdad26c0c48e1ebe99421bcab7295dc147 --- M sgsn/SGSN_Tests.ttcn 1 file changed, 56 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/25/36625/1
diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn index 0371e29..d55a264 100644 --- a/sgsn/SGSN_Tests.ttcn +++ b/sgsn/SGSN_Tests.ttcn @@ -2755,6 +2755,49 @@ f_cleanup(); }
+private function f_TC_attach_rau_invalid_old_rai(charstring id) runs on BSSGP_ConnHdlr { + timer T; + + /* perform regular attach */ + f_TC_attach(id); + + /* perform RAU via cell A */ + f_routing_area_update(g_pars.ra); + + f_bssgp_client_unregister(g_pars.imsi); + f_bssgp_client_register(g_pars.imsi, g_pars.tlli, BSSGP_PROC[1]); + + /* perform RAU via cell B, but indicating the new RAI as the old RAI */ + var RoutingAreaIdentificationV old_ra := f_cellid_to_RAI(g_pars.bssgp_cell_id[1]); + f_send_l3(ts_GMM_RAU_REQ(f_mi_get_lv(), GPRS_UPD_T_RA, old_ra), 1); + + T.start(2.0); + alt { + [] BSSGP[1].receive(tr_GMM_RAU_REJECT) { + setverdict(pass); + T.stop; + } + [] BSSGP[1].receive(tr_LLC_XID_MT_CMD(?, ?)) { repeat; } + [] T.timeout { + setverdict(fail, "Timeout waiting for RAU Reject"); + mtc.stop; + } + } + + /* perform RAU via cell B, this time with proper old RAI of cell A */ + f_routing_area_update(old_ra := g_pars.ra, ran_index := 1); + + f_detach_mo(c_GMM_DTT_MO_GPRS, true, true, 1); +} +testcase TC_attach_rau_invalid_old_rai() runs on test_CT { + var BSSGP_ConnHdlr vc_conn; + f_init(); + f_sleep(1.0); + vc_conn := f_start_handler(refers(f_TC_attach_rau_invalid_old_rai), testcasename(), g_gb, 138); + vc_conn.done; + f_cleanup(); +} + private function f_TC_attach_gmm_attach_req_while_gmm_attach(charstring id) runs on BSSGP_ConnHdlr { var integer count_req := 0; var MobileIdentityLV mi; @@ -3984,6 +4027,8 @@
/* At the end, may crash osmo-sgsn, see OS#3957, OS#4245 */ execute( TC_attach_req_id_req_ra_update() ); + /* At the end, may crash osmo-sgsn */ + execute( TC_attach_rau_invalid_old_rai() ); }
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fixeria