osmo-ttcn3-hacks/hlr/HLR_Tests.ttcn

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module HLR_Tests {
/* HLR test suite in TTCN-3
* (C) 2017-2018 Harald Welte <laforge@gnumonks.org>
* (C) 2018 sysmocom - s.f.m.c. GmbH
* (C) 2018 Vadim Yanitskiy <axilirator@gmail.com>
* All rights reserved.
*
* Released under the terms of GNU General Public License, Version 2 or
* (at your option) any later version.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
import from GSUP_Types all;
import from GSUP_Emulation all;
import from IPA_Emulation all;
import from General_Types all;
import from Osmocom_Types all;
import from Osmocom_CTRL_Adapter all;
import from TCCEncoding_Functions all;
import from SS_Types all;
import from SS_Templates all;
import from MAP_Errors all;
import from USSD_Helpers all;
import from Osmocom_VTY_Functions all;
import from TELNETasp_PortType all;
type component test_CT extends CTRL_Adapter_CT {
var IPA_Emulation_CT vc_IPA;
var IPA_CCM_Parameters ccm_pars;
/* legacy tests without ConnHdlr */
port IPA_GSUP_PT GSUP;
/* new tests using ConnHdlr + GSUP_Emulation */
var GSUP_Emulation_CT vc_GSUP;
/* only to get events from IPA underneath GSUP */
port IPA_CTRL_PT GSUP_IPA_EVENT;
port TELNETasp_PT VTY;
timer g_Tguard := 10.0;
};
modulepar {
charstring mp_hlr_ip := "127.0.0.1";
integer mp_hlr_gsup_port := 4222;
integer mp_hlr_ctrl_port := 4259;
};
type record HlrSubscrAud2G {
charstring algo,
OCT16 ki
}
type record HlrSubscrAud3G {
charstring algo,
OCT16 k,
OCT16 op,
boolean op_is_opc
}
type record HlrSubscriber {
hexstring imsi,
hexstring msisdn,
HlrSubscrAud2G aud2g optional,
HlrSubscrAud3G aud3g optional
}
type record of HlrSubscriber HlrSubscriberList;
type component HLR_ConnHdlr extends GSUP_ConnHdlr {
timer g_Tguard := 10.0;
var HLR_ConnHdlrPars g_pars;
port TELNETasp_PT VTY;
}
type record HLR_ConnHdlrPars {
HlrSubscriber sub,
HLR_ConnHdlrParsUssd ussd optional
}
type record HLR_ConnHdlrParsUssd {
OCT4 sid
}
template (value) HLR_ConnHdlrPars t_Pars(hexstring imsi, hexstring msisdn := ''H) := {
sub := {
imsi := imsi,
msisdn := msisdn,
aud2g := omit,
aud3g := omit
},
ussd := omit
}
template (value) HLR_ConnHdlrPars t_Pars_sub(HlrSubscriber sub) := {
sub := sub,
ussd := omit
}
type function void_fn() runs on HLR_ConnHdlr;
/***********************************************************************
* Main Component
***********************************************************************/
function f_init_vty() runs on test_CT {
map(self:VTY, system:VTY);
f_vty_set_prompts(VTY);
f_vty_transceive(VTY, "enable");
}
private altstep as_Tguard() runs on test_CT {
[] g_Tguard.timeout {
setverdict(fail, "g_Tguard timeout");
mtc.stop;
}
}
function f_init_gsup(charstring id, boolean legacy) runs on test_CT {
id := id & "-GSUP";
var GsupOps ops := {
create_cb := refers(GSUP_Emulation.ExpectedCreateCallback)
}
ccm_pars := c_IPA_default_ccm_pars;
ccm_pars.name := "Osmocom TTCN-3 GSUP Simulator";
ccm_pars.ser_nr := "MSC-00-00-00-00-00-00";
vc_IPA := IPA_Emulation_CT.create(id & "-IPA");
log("legacy= ", legacy);
if (not legacy) {
log("in not legacy case 1");
vc_GSUP := GSUP_Emulation_CT.create(id);
}
map(vc_IPA:IPA_PORT, system:IPA_CODEC_PT);
if (not legacy) {
log("in not legacy case 2");
connect(vc_GSUP:GSUP, vc_IPA:IPA_GSUP_PORT);
connect(vc_IPA:IPA_CTRL_PORT, self:GSUP_IPA_EVENT);
vc_GSUP.start(GSUP_Emulation.main(ops, id));
} else {
connect(vc_IPA:IPA_GSUP_PORT, self:GSUP);
}
vc_IPA.start(IPA_Emulation.main_client(mp_hlr_ip, mp_hlr_gsup_port, "", -1, ccm_pars));
/* wait for incoming connection to GSUP port before proceeding */
timer T := 10.0;
T.start;
alt {
[not legacy] GSUP_IPA_EVENT.receive(t_ASP_IPA_EVT_UD(ASP_IPA_EVENT_UP)) { }
[legacy] GSUP.receive(ASP_IPA_Event:{up_down := ASP_IPA_EVENT_UP}) { }
[] T.timeout {
setverdict(fail, "No connection to GSUP Port");
mtc.stop;
}
}
}
function f_init(boolean legacy := true) runs on test_CT {
/* activate default guard timer to ensure all tests eventually terminate */
g_Tguard.start;
activate(as_Tguard());
f_init_gsup("HLR_Test", legacy);
f_init_vty();
f_ipa_ctrl_start(mp_hlr_ip, mp_hlr_ctrl_port);
}
function f_start_handler(void_fn fn, HLR_ConnHdlrPars pars) runs on test_CT return HLR_ConnHdlr {
var HLR_ConnHdlr vc_conn;
var charstring id := testcasename();
vc_conn := HLR_ConnHdlr.create(id);
connect(vc_conn:GSUP, vc_GSUP:GSUP_CLIENT);
connect(vc_conn:GSUP_PROC, vc_GSUP:GSUP_PROC);
vc_conn.start(f_handler_init(fn, id, pars));
return vc_conn;
}
private function f_handler_init_vty() runs on HLR_ConnHdlr {
map(self:VTY, system:VTY);
f_vty_set_prompts(VTY);
f_vty_transceive(VTY, "enable");
}
/* first function inside ConnHdlr component; sets g_pars + starts function */
function f_handler_init(void_fn fn, charstring id, template (omit) HLR_ConnHdlrPars pars := omit)
runs on HLR_ConnHdlr
{
if (isvalue(pars)) {
g_pars := valueof(pars);
f_create_gsup_expect(hex2str(g_pars.sub.imsi));
}
f_handler_init_vty();
fn.apply();
}
/***********************************************************************
* Subscriber creation via VTY
***********************************************************************/
template (value) HlrSubscriber t_SubNoAuth(hexstring imsi, hexstring msisdn) := {
imsi := imsi,
msisdn := msisdn,
aud2g := omit,
aud3g := omit
}
const OCT16 c_KI_DEFAULT := '000102030405060708090a0b0c0d0e0f'O;
const OCT16 c_K_DEFAULT := '101112131415161718191a1b1c1d1e1f'O;
const OCT16 c_OP_DEFAULT := '202122232425262728292a2b2c2d2e2f'O;
//const OCT16 c_OPC_DEFAULT := '303132333435363738393a3b3c3d3f'O;
template (value) HlrSubscriber t_Sub2G(hexstring imsi, hexstring msisdn, charstring algo) := {
imsi := imsi,
msisdn := msisdn,
aud2g := {
algo := algo,
ki := c_KI_DEFAULT
},
aud3g := omit
}
template (value) HlrSubscriber t_Sub3G(hexstring imsi, hexstring msisdn, charstring algo, boolean is_opc) := {
imsi := imsi,
msisdn := msisdn,
aud2g := omit,
aud3g := {
algo := algo,
k := c_K_DEFAULT,
op := c_OP_DEFAULT,
op_is_opc := is_opc
}
}
template (value) HlrSubscriber t_Sub2G3G(hexstring imsi, hexstring msisdn, charstring algo2g, charstring algo3g, boolean is_opc) := {
imsi := imsi,
msisdn := msisdn,
aud2g := {
algo := algo2g,
ki := c_KI_DEFAULT
},
aud3g := {
algo := algo3g,
k := c_K_DEFAULT,
op := c_OP_DEFAULT,
op_is_opc := is_opc
}
}
/* generate a variety of subscribers with different parameters */
function f_gen_subs() runs on test_CT return HlrSubscriberList {
var HlrSubscriber sub;
var HlrSubscriberList sl := {};
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "comp128v1"));
sl := sl & { sub };
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "comp128v2"));
sl := sl & { sub };
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "comp128v3"));
sl := sl & { sub };
sub := valueof(t_Sub3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "milenage", false));
sl := sl & { sub };
sub := valueof(t_Sub3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "milenage", true));
sl := sl & { sub };
sub := valueof(t_Sub2G3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9),
"comp128v1", "milenage", false));
sl := sl & { sub };
sub := valueof(t_Sub2G3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9),
"comp128v2", "milenage", false));
sl := sl & { sub };
sub := valueof(t_Sub2G3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9),
"comp128v3", "milenage", false));
sl := sl & { sub };
return sl;
}
function f_vty_transceive_match(TELNETasp_PT pt, charstring cmd, template charstring exp_ret) {
var charstring ret := f_vty_transceive_ret(pt, cmd);
if (not match(ret, exp_ret)) {
setverdict(fail, "Non-matching VTY response: ", ret);
mtc.stop;
}
}
private template (value) charstring t_subscr_prefix(hexstring imsi) :=
"subscriber imsi " & hex2str(imsi) & " ";
/* create a given subscriber using the VTY */
function f_vty_subscr_create(TELNETasp_PT VTY, HlrSubscriber sub) {
var charstring prefix := valueof(t_subscr_prefix(sub.imsi));
f_vty_transceive_match(VTY, prefix & "create", pattern "% Created subscriber *");
f_vty_transceive_match(VTY, prefix & "update msisdn " & hex2str(sub.msisdn),
pattern "% Updated subscriber *");
if (ispresent(sub.aud2g)) {
f_vty_transceive_match(VTY, prefix & "update aud2g " & sub.aud2g.algo &
" ki " & oct2str(sub.aud2g.ki),
pattern "");
} else {
f_vty_transceive_match(VTY, prefix & "update aud2g none", pattern "");
}
if (ispresent(sub.aud3g)) {
var charstring op_mode := "op";
if (sub.aud3g.op_is_opc) {
op_mode := "opc";
}
f_vty_transceive_match(VTY, prefix & "update aud3g " & sub.aud3g.algo &
" k " & oct2str(sub.aud3g.k) & " " & op_mode & " " &
oct2str(sub.aud3g.op), pattern "");
} else {
f_vty_transceive_match(VTY, prefix & "update aud3g none", pattern "");
}
}
function f_vty_subscr_update_msisdn(TELNETasp_PT VTY, HlrSubscriber sub, hexstring new_msisdn) {
var charstring prefix := valueof(t_subscr_prefix(sub.imsi));
f_vty_transceive_match(VTY, prefix & "update msisdn " & hex2str(new_msisdn),
pattern "% Updated subscriber *");
}
/* perform 'delete' on subscriber */
function f_vty_subscr_delete(TELNETasp_PT VTY, HlrSubscriber sub) {
var charstring prefix := valueof(t_subscr_prefix(sub.imsi));
f_vty_transceive_match(VTY, prefix & "delete",
pattern "% Deleted subscriber for IMSI *");
}
/* perform 'show' on subscriber; match result with pattern 'exp' */
function f_vty_subscr_show(TELNETasp_PT VTY, HlrSubscriber sub, template charstring exp) {
var charstring prefix := valueof(t_subscr_prefix(sub.imsi));
f_vty_transceive_match(VTY, prefix & "show", exp);
}
/***********************************************************************
* Helper functions for ConnHdlr
***********************************************************************/
/* perform SendAuthInfo for given imsi, return the GSUP response/error */
function f_perform_SAI(hexstring imsi, template (omit) integer exp_err_cause := omit)
runs on HLR_ConnHdlr return GSUP_PDU {
var GSUP_PDU ret;
timer T := 3.0;
var boolean exp_fail := false;
if (not istemplatekind(exp_err_cause, "omit")) {
exp_fail := true;
}
GSUP.send(valueof(ts_GSUP_SAI_REQ(imsi)));
T.start;
alt {
[exp_fail] GSUP.receive(tr_GSUP_SAI_ERR(imsi, exp_err_cause)) -> value ret {
setverdict(pass);
}
[exp_fail] GSUP.receive(tr_GSUP_SAI_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected SAI ERROR Cause");
}
[exp_fail] GSUP.receive(tr_GSUP_SAI_RES(imsi)) -> value ret {
setverdict(fail, "Unexpected SAI.res for unknown IMSI");
}
[not exp_fail] GSUP.receive(tr_GSUP_SAI_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected SAI ERROR");
}
[not exp_fail] GSUP.receive(tr_GSUP_SAI_RES(imsi)) -> value ret {
setverdict(pass);
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for SAI response");
mtc.stop;
}
}
return ret;
}
function f_perform_UL(hexstring imsi, template hexstring msisdn,
template (omit) integer exp_err_cause := omit)
runs on HLR_ConnHdlr return GSUP_PDU {
var GSUP_PDU ret;
timer T := 3.0;
var boolean exp_fail := false;
var boolean isd_done := false;
if (not istemplatekind(exp_err_cause, "omit")) {
exp_fail := true;
}
GSUP.send(valueof(ts_GSUP_UL_REQ(imsi)));
T.start;
alt {
[exp_fail] GSUP.receive(tr_GSUP_UL_ERR(imsi, exp_err_cause)) -> value ret {
setverdict(pass);
}
[exp_fail] GSUP.receive(tr_GSUP_UL_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected UL ERROR Cause");
}
[exp_fail] GSUP.receive(tr_GSUP_UL_RES(imsi)) -> value ret {
setverdict(fail, "Unexpected UL.res for unknown IMSI");
}
[exp_fail] GSUP.receive(tr_GSUP_ISD_REQ(imsi)) -> value ret {
setverdict(fail, "Unexpected ISD.req in error case");
}
[not exp_fail] GSUP.receive(tr_GSUP_UL_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected UL ERROR");
}
[not exp_fail and not isd_done] GSUP.receive(tr_GSUP_ISD_REQ(imsi, msisdn)) -> value ret {
GSUP.send(ts_GSUP_ISD_RES(imsi));
isd_done := true;
repeat;
}
[not exp_fail and isd_done] GSUP.receive(tr_GSUP_UL_RES(imsi)) -> value ret {
setverdict(pass);
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for UL response");
mtc.stop;
}
}
return ret;
}
/* perform PurgeMS for given imsi, return the GSUP response/error */
function f_perform_PURGE(hexstring imsi, GSUP_CnDomain cn_dom,
template (omit) integer exp_err_cause := omit)
runs on HLR_ConnHdlr return GSUP_PDU {
var GSUP_PDU ret;
timer T := 3.0;
var boolean exp_fail := false;
if (not istemplatekind(exp_err_cause, "omit")) {
exp_fail := true;
}
GSUP.send(valueof(ts_GSUP_PURGE_MS_REQ(imsi, cn_dom)));
T.start;
alt {
[exp_fail] GSUP.receive(tr_GSUP_PURGE_MS_ERR(imsi, exp_err_cause)) -> value ret {
setverdict(pass);
}
[exp_fail] GSUP.receive(tr_GSUP_PURGE_MS_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected PURGE ERROR Cause");
}
[exp_fail] GSUP.receive(tr_GSUP_PURGE_MS_RES(imsi)) -> value ret {
setverdict(fail, "Unexpected PURGE.res for unknown IMSI");
}
[not exp_fail] GSUP.receive(tr_GSUP_PURGE_MS_ERR(imsi, ?)) -> value ret {
setverdict(fail, "Unexpected PURGE ERROR");
}
[not exp_fail] GSUP.receive(tr_GSUP_PURGE_MS_RES(imsi)) -> value ret {
setverdict(pass);
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for PURGE response");
mtc.stop;
}
}
return ret;
}
function f_SS_xceive(hexstring imsi, OCT4 sid, GSUP_SessionState state, octetstring ss,
template (omit) integer exp_err_cause := omit)
runs on HLR_ConnHdlr return GSUP_PDU {
var GSUP_PDU ret;
timer T := 3.0;
var boolean exp_fail := false;
if (not istemplatekind(exp_err_cause, "omit")) {
exp_fail := true;
}
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(imsi, sid, state, ss)));
T.start;
alt {
[exp_fail] GSUP.receive(tr_GSUP_PROC_SS_ERR(imsi, sid, ?, exp_err_cause)) -> value ret {
setverdict(pass);
}
[exp_fail] GSUP.receive(tr_GSUP_PROC_SS_ERR(imsi, sid, ?, ?)) -> value ret {
setverdict(fail, "Unexpected PROC_SS ERROR Cause");
}
[exp_fail] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, ?, ?)) -> value ret {
setverdict(fail, "Unexpected PROC_SS.res for unknown IMSI");
}
[not exp_fail] GSUP.receive(tr_GSUP_PROC_SS_ERR(imsi, sid, ?, ?)) -> value ret {
setverdict(fail, "Unexpected PROC_SS ERROR");
}
[not exp_fail] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, ?, ?)) -> value ret {
setverdict(pass);
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for PROC_SS response");
self.stop;
}
}
return ret;
}
private function f_SS_expect(hexstring imsi, OCT4 sid, GSUP_SessionState state,
template SS_FacilityInformation facility := *)
runs on HLR_ConnHdlr return GSUP_PDU {
var GSUP_PDU ret;
timer T := 3.0;
var boolean exp_ss := true;
if (istemplatekind(facility, "omit")) {
exp_ss := false;
}
T.start;
alt {
[] GSUP.receive(tr_GSUP_PROC_SS_ERR(imsi, sid, ?, ?)) -> value ret {
setverdict(fail, "Unexpected PROC_SS ERROR Cause");
}
[not exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, omit)) -> value ret {
setverdict(pass);
}
[exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, omit)) -> value ret {
setverdict(fail, "Unexpected PROC_SS.res without SS IE");
}
/*
[exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, decmatch facility)) -> value ret {
setverdict(pass);
}
*/
[exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, ?)) -> value ret {
var GSUP_IeValue ss_ie;
f_gsup_find_ie(ret, OSMO_GSUP_SS_INFO_IE, ss_ie);
var SS_FacilityInformation dec_fac := dec_SS_FacilityInformation(ss_ie.ss_info);
log("pattern: ", facility);
if (match(dec_fac, facility)) {
setverdict(pass);
} else {
setverdict(fail, "Unexpected PROC_SS.res with non-matching facility IE");
}
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for PROC_SS response");
self.stop;
}
}
return ret;
}
/***********************************************************************
* Testcases
***********************************************************************/
/* 23.003 Section 2.2 clearly states that an IMSI with less
* than 5 digits is impossible. Even 5 digits is still questionable */
private function f_TC_gsup_sai_err_invalid_imsi() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_SAI(g_pars.sub.imsi, 96); /* Invalid Mandatory information */
setverdict(pass);
}
testcase TC_gsup_sai_err_invalid_imsi() runs on test_CT {
var HLR_ConnHdlr vc_conn;
var HLR_ConnHdlrPars pars := valueof(t_Pars('0123'H));
f_init(false);
vc_conn := f_start_handler(refers(f_TC_gsup_sai_err_invalid_imsi), pars);
vc_conn.done;
}
private function f_TC_gsup_sai_err_unknown_imsi() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_SAI(g_pars.sub.imsi, 2);
setverdict(pass);
}
testcase TC_gsup_sai_err_unknown_imsi() runs on test_CT {
var HLR_ConnHdlr vc_conn;
var HLR_ConnHdlrPars pars := valueof(t_Pars(f_rnd_imsi('26242'H)));
f_init(false);
vc_conn := f_start_handler(refers(f_TC_gsup_sai_err_unknown_imsi), pars);
vc_conn.done;
}
function f_start_handler_per_sub(void_fn fn, HlrSubscriberList sl) runs on test_CT {
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HlrSubscriber sub := sl[i];
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sub));
var HLR_ConnHdlr vc_conn;
f_vty_subscr_create(VTY, sub);
vc_conn := f_start_handler(fn, pars);
vc_conn.done;
f_vty_subscr_delete(VTY, sub);
}
}
/* test SAI for a number of different subscriber cases (algo, 2g/3g, ...) */
private function f_TC_gsup_sai() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_SAI(g_pars.sub.imsi);
/* TODO: match if tuple[s] matches expectation */
setverdict(pass);
}
testcase TC_gsup_sai() runs on test_CT {
var HlrSubscriberList sl;
var GSUP_PDU res;
f_init(false);
sl := f_gen_subs();
f_start_handler_per_sub(refers(f_TC_gsup_sai), sl);
setverdict(pass);
}
/* test UL for unknown IMSI */
private function f_TC_ul_unknown_imsi() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_UL(g_pars.sub.imsi, ?, 2);
setverdict(pass);
}
testcase TC_gsup_ul_unknown_imsi() runs on test_CT {
var hexstring imsi := f_rnd_imsi('26242'H);
var HLR_ConnHdlrPars pars := valueof(t_Pars(imsi));
var HLR_ConnHdlr vc_conn;
f_init(false);
vc_conn := f_start_handler(refers(f_TC_ul_unknown_imsi), pars);
vc_conn.done;
}
/* test UL for a number of different subscriber cases (algo, 2g/3g, ...) */
private function f_TC_gsup_ul() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_UL(g_pars.sub.imsi, g_pars.sub.msisdn);
setverdict(pass);
}
testcase TC_gsup_ul() runs on test_CT {
var HlrSubscriberList sl;
var GSUP_PDU res;
f_init(false);
sl := f_gen_subs();
f_start_handler_per_sub(refers(f_TC_gsup_ul), sl);
setverdict(pass);
}
/* Test only the VTY commands */
testcase TC_vty() runs on test_CT {
var HlrSubscriber sub;
f_init();
/* we're not using f_gen_subs() here as the expect pattern for the 'show' are different
* from case to case */
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "comp128v1"));
f_vty_subscr_create(VTY, sub);
f_vty_subscr_show(VTY, sub, pattern "*IMSI: *2G auth: COMP128v1*");
f_vty_subscr_delete(VTY, sub);
sub := valueof(t_Sub3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9),
"milenage", false));
f_vty_subscr_create(VTY, sub);
f_vty_subscr_show(VTY, sub, pattern "*IMSI: *3G auth: MILENAGE*");
f_vty_subscr_delete(VTY, sub);
sub := valueof(t_Sub2G3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9),
"comp128v1", "milenage", false));
f_vty_subscr_create(VTY, sub);
f_vty_subscr_show(VTY, sub, pattern "*IMSI: *2G auth: COMP128v1*3G auth: MILENAGE*");
f_vty_subscr_delete(VTY, sub);
setverdict(pass);
}
/* VTY changes to MSISDN should result in ISD to current VLR */
private function f_TC_vty_msisdn_isd() runs on HLR_ConnHdlr {
var hexstring new_msisdn;
var GSUP_PDU res;
timer T := 5.0;
/* Create Subscriber */
f_vty_subscr_create(VTY, g_pars.sub);
/* Perform UpdateLocation (VLR now known to HLR) */
res := f_perform_UL(g_pars.sub.imsi, g_pars.sub.msisdn);
/* Then change IMSI via VTY */
new_msisdn := '49161'H & f_rnd_hexstring(7, 9);
f_vty_subscr_update_msisdn(VTY, g_pars.sub, new_msisdn);
/* And expect InsertSubscriberData as result */
T.start;
alt {
[] GSUP.receive(tr_GSUP_ISD_REQ(g_pars.sub.imsi, new_msisdn)) {
GSUP.send(ts_GSUP_ISD_RES(g_pars.sub.imsi));
g_pars.sub.msisdn := new_msisdn;
setverdict(pass);
}
[] GSUP.receive(tr_GSUP_ISD_REQ(g_pars.sub.imsi, g_pars.sub.msisdn)) {
log("received ISD req with old MSISDN");
setverdict(fail);
}
[] GSUP.receive { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for ISD.req");
}
}
}
testcase TC_vty_msisdn_isd() runs on test_CT {
var HlrSubscriber sub;
var HLR_ConnHdlr vc_conn;
f_init(false);
/* Create Subscriber */
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), "comp128v1"));
vc_conn := f_start_handler(refers(f_TC_vty_msisdn_isd), valueof(t_Pars_sub(sub)));
vc_conn.done;
}
/* Test PURGE MS for CS services */
private function f_TC_gsup_purge_cs() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_UL(g_pars.sub.imsi, g_pars.sub.msisdn);
res := f_perform_PURGE(g_pars.sub.imsi, OSMO_GSUP_CN_DOMAIN_CS);
}
testcase TC_gsup_purge_cs() runs on test_CT {
var HlrSubscriberList sl;
var GSUP_PDU res;
f_init(false);
sl := f_gen_subs();
f_start_handler_per_sub(refers(f_TC_gsup_purge_cs), sl);
setverdict(pass);
}
/* Test PURGE MS for PS services */
private function f_TC_gsup_purge_ps() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_UL(g_pars.sub.imsi, g_pars.sub.msisdn);
res := f_perform_PURGE(g_pars.sub.imsi, OSMO_GSUP_CN_DOMAIN_PS);
}
testcase TC_gsup_purge_ps() runs on test_CT {
var HlrSubscriberList sl;
f_init(false);
sl := f_gen_subs();
f_start_handler_per_sub(refers(f_TC_gsup_purge_ps), sl);
setverdict(pass);
}
/* Test PURGEG MS procedure for unknown IMSI */
private function f_TC_gsup_purge_unknown() runs on HLR_ConnHdlr {
var GSUP_PDU res;
res := f_perform_PURGE(g_pars.sub.imsi, OSMO_GSUP_CN_DOMAIN_CS, 2);
}
testcase TC_gsup_purge_unknown() runs on test_CT {
var hexstring imsi := '2345743413463'H;
var HLR_ConnHdlrPars pars := valueof(t_Pars(imsi));
var HLR_ConnHdlr vc_conn;
f_init(false);
vc_conn := f_start_handler(refers(f_TC_ul_unknown_imsi), pars);
vc_conn.done;
setverdict(pass);
}
import from HLR_EUSE all;
/* Test for USSD request to undefined/unrouted short-code. Expect ss-NotAvailable(18) */
private function f_TC_mo_ussd_unknown() runs on HLR_ConnHdlr {
var GSUP_PDU res;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*#200#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_FACILITY_RETURN_ERROR(1, 18));
}
testcase TC_mo_ussd_unknown() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_unknown), pars);
vc_conn.done;
}
}
/* Test for USSD request to currently disconnected EUSE. Expect ss-SystemFailure(34) */
private function f_TC_mo_ussd_euse_disc() runs on HLR_ConnHdlr {
var GSUP_PDU res;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*100#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_FACILITY_RETURN_ERROR(1, 34));
}
testcase TC_mo_ussd_euse_disc() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_euse_disc), pars);
vc_conn.done;
}
}
/* Test for USSD request to internal own-imsi IUSE. */
private function f_TC_mo_ussd_iuse_imsi() runs on HLR_ConnHdlr {
var GSUP_PDU res;
var charstring resp_str;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*#101#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
resp_str := "Your IMSI is " & hex2str(g_pars.sub.imsi);
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit(resp_str)));
}
testcase TC_mo_ussd_iuse_imsi() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_iuse_imsi), pars);
vc_conn.done;
}
}
/* Test for USSD request to internal own-msisdn IUSE. */
private function f_TC_mo_ussd_iuse_msisdn() runs on HLR_ConnHdlr {
var GSUP_PDU res;
var charstring resp_str;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*#100#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
resp_str := "Your extension is " & hex2str(g_pars.sub.msisdn);
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit(resp_str)));
}
testcase TC_mo_ussd_iuse_msisdn() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_iuse_msisdn), pars);
vc_conn.done;
}
}
/* Test routing of USSD to EUSE by a specific route */
private function f_TC_mo_ussd_100() runs on HLR_ConnHdlr {
var GSUP_PDU res;
/* invoke / invoke id 1 / processUSS-req */
//var octetstring ss := 'a11202010102013b300a04010f0405aa180c3602'O;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*100#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit("*100#")));
}
testcase TC_mo_ussd_euse() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
var HLR_EUSE_CT vc_EUSE := HLR_EUSE_CT.create("EUSE-" & testcasename());
vc_EUSE.start(HLR_EUSE.f_main_mo(mp_hlr_ip, mp_hlr_gsup_port, "foobar", refers(f_ss_echo)));
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_100), pars);
vc_conn.done;
}
vc_EUSE.stop;
}
/* Test routing of USSD to EUSE by a specific route, with CONTINUE */
private function f_TC_mo_ussd_100_continue() runs on HLR_ConnHdlr {
var GSUP_PDU res;
/* Simulate BEGIN from MS/MSC */
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*100#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
/* expect echo response from EUSE */
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_CONTINUE,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit("*100#")));
/* Simulate CONTINUE from MS/MSC */
ss := f_USSD_FACILITY_IE_INVOKE(op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "mahlzeit");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_CONTINUE, ss)));
/* expect echo response from EUSE */
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit("mahlzeit")));
}
testcase TC_mo_ussd_euse_continue() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
var HLR_EUSE_CT vc_EUSE := HLR_EUSE_CT.create("EUSE-" & testcasename());
vc_EUSE.start(HLR_EUSE.f_main_mo(mp_hlr_ip, mp_hlr_gsup_port, "foobar",
refers(f_ss_echo_continue)));
f_init(false);
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_100_continue), pars);
vc_conn.done;
}
vc_EUSE.stop;
}
/* Test routing of USSD to EUSE by default-route */
private function f_TC_mo_ussd_999() runs on HLR_ConnHdlr {
var GSUP_PDU res;
var octetstring ss := f_USSD_FACILITY_IE_INVOKE(
op_code := SS_OP_CODE_PROCESS_USS_REQ,
ussd_string := "*999#");
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN, ss)));
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_USSD_FACILITY_RETURN_RESULT(1, 59, SS_USSD_DEFAULT_DCS,
f_encGSM7bit("*999#")));
}
testcase TC_mo_ussd_euse_defaultroute() runs on test_CT {
var HlrSubscriberList sl;
var HLR_ConnHdlr vc_conn;
var HLR_EUSE_CT vc_EUSE := HLR_EUSE_CT.create("EUSE-" & testcasename());
vc_EUSE.start(HLR_EUSE.f_main_mo(mp_hlr_ip, mp_hlr_gsup_port, "foobar", refers(f_ss_echo)));
f_init(false);
f_vty_config(VTY, "hlr", "ussd default-route external foobar");
sl := f_gen_subs();
for (var integer i := 0; i < sizeof(sl); i := i+1) {
var HLR_ConnHdlrPars pars := valueof(t_Pars_sub(sl[i]));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, pars.sub);
vc_conn := f_start_handler(refers(f_TC_mo_ussd_999), pars);
vc_conn.done;
}
f_vty_config(VTY, "hlr", "no ussd default-route");
vc_EUSE.stop;
}
/**
* Test "Structured" Supplementary Services
*
* NOTE: at the moment, OsmoHLR doesn't support "structured" SS,
* so such requests are being rejected (actually ReturnError
* with GSM0480_ERR_CODE_FACILITY_NOT_SUPPORTED).
*/
private function f_TC_mo_sss_reject() runs on HLR_ConnHdlr {
var SS_FacilityInformation ss_req;
var GSUP_PDU res;
/* Prepare '*#21#' SS request */
ss_req := valueof(ts_SS_FACILITY_INVOKE(
invoke_id := 0,
op_code := SS_OP_CODE_INTERROGATE_SS,
ss_code := '21'O));
/* Send it towards HLR */
GSUP.send(valueof(ts_GSUP_PROC_SS_REQ(
g_pars.sub.imsi,
g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_BEGIN,
enc_SS_FacilityInformation(ss_req))));
/* Expect ReturnError with FACILITY_NOT_SUPPORTED */
res := f_SS_expect(g_pars.sub.imsi, g_pars.ussd.sid,
OSMO_GSUP_SESSION_STATE_END,
tr_SS_FACILITY_RETURN_ERROR(0, 21));
}
testcase TC_mo_sss_reject() runs on test_CT {
var HLR_ConnHdlrPars pars;
var HLR_ConnHdlr vc_conn;
var HlrSubscriber sub;
f_init(false);
/* Create a random subscriber */
sub := valueof(t_Sub2G(f_rnd_imsi('26242'H),
'49161'H & f_rnd_hexstring(7, 9), "comp128v1"));
pars := valueof(t_Pars_sub(sub));
pars.ussd.sid := f_rnd_octstring(4);
f_vty_subscr_create(VTY, sub);
vc_conn := f_start_handler(refers(f_TC_mo_sss_reject), pars);
vc_conn.done;
f_vty_subscr_delete(VTY, sub);
}
/* TODO USSD:
* MO USSD for IMSI of non-existant subscriber
* MT USSD from EUSE
* timeout cases
*/
/* TODO:
* UL with ISD error
* UL with ISD timeout
* LOCATION CANCEL
* AUTH FAIL REP
* DELETE DATA after hlr_subscr_nam() change
* correctness
** wrong message type
** wrong length of PDU
** too short message
** missing IMSI IE
*/
control {
execute( TC_gsup_sai_err_invalid_imsi() );
execute( TC_gsup_sai() );
execute( TC_gsup_ul_unknown_imsi() );
execute( TC_gsup_sai_err_unknown_imsi() );
execute( TC_gsup_ul() );
execute( TC_vty() );
execute( TC_vty_msisdn_isd() );
execute( TC_gsup_purge_cs() );
execute( TC_gsup_purge_ps() );
execute( TC_gsup_purge_unknown() );
execute( TC_mo_ussd_unknown() );
execute( TC_mo_ussd_euse_disc() );
execute( TC_mo_ussd_iuse_imsi() );
execute( TC_mo_ussd_iuse_msisdn() );
execute( TC_mo_ussd_euse() );
execute( TC_mo_ussd_euse_continue() );
execute( TC_mo_ussd_euse_defaultroute() );
/* "Structured" Supplementary Services */
execute( TC_mo_sss_reject() );
};
};