| module HLR_Tests { |
| |
| import from GSUP_Types all; |
| import from IPA_Emulation all; |
| |
| import from General_Types all; |
| import from Osmocom_Types all; |
| import from Osmocom_CTRL_Adapter 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; |
| port IPA_GSUP_PT GSUP; |
| |
| 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; |
| |
| 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_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"); |
| self.stop; |
| } |
| } |
| |
| function f_init() runs on test_CT { |
| |
| /* activate default guard timer to ensure all tests eventually terminate */ |
| g_Tguard.start; |
| activate(as_Tguard()); |
| |
| ccm_pars := c_IPA_default_ccm_pars; |
| ccm_pars.name := "Osmocom TTCN-3 GSUP Simulator"; |
| |
| vc_IPA := IPA_Emulation_CT.create("IPA"); |
| map(vc_IPA:IPA_PORT, system:IPA_CODEC_PT); |
| 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)); |
| |
| timer T:= 10.0; |
| alt { |
| [] GSUP.receive(ASP_IPA_Event:{up_down := ASP_IPA_EVENT_UP}) { } |
| [] T.timeout { |
| setverdict(fail, "Timeout waiting for GSUP IPA Link to come up"); |
| self.stop; |
| } |
| } |
| |
| f_init_vty(); |
| |
| f_ipa_ctrl_start(mp_hlr_ip, mp_hlr_ctrl_port); |
| } |
| |
| 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); |
| self.stop; |
| } |
| } |
| |
| /* create a given subscriber using the VTY */ |
| function f_vty_subscr_create(HlrSubscriber sub) runs on test_CT { |
| var charstring prefix := "subscriber imsi " & hex2str(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 ""); |
| } |
| } |
| |
| /* perform 'delete' on subscriber */ |
| function f_vty_subscr_delete(HlrSubscriber sub) runs on test_CT { |
| var charstring prefix := "subscriber imsi " & hex2str(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(HlrSubscriber sub, template charstring exp) runs on test_CT { |
| var charstring prefix := "subscriber imsi " & hex2str(sub.imsi) & " "; |
| f_vty_transceive_match(VTY, prefix & "show", exp); |
| } |
| |
| |
| /* 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 test_CT 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"); |
| self.stop; |
| } |
| } |
| return ret; |
| } |
| |
| function f_perform_UL(hexstring imsi, template hexstring msisdn, |
| template (omit) integer exp_err_cause := omit) |
| runs on test_CT 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; |
| } |
| [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"); |
| self.stop; |
| } |
| } |
| return ret; |
| } |
| |
| testcase TC_gsup_sai_err_invalid_imsi() runs on test_CT { |
| var hexstring imsi := '01234'H; |
| var GSUP_PDU res; |
| |
| f_init(); |
| |
| res := f_perform_SAI(imsi, 17); |
| setverdict(pass); |
| } |
| |
| /* test SAI for a number of different subscriber cases (algo, 2g/3g, ...) */ |
| testcase TC_gsup_sai() runs on test_CT { |
| var HlrSubscriberList sl; |
| var GSUP_PDU res; |
| |
| f_init(); |
| |
| sl := f_gen_subs(); |
| for (var integer i := 0; i < sizeof(sl); i := i+1) { |
| var HlrSubscriber sub := sl[i]; |
| log("Testing SAI for ", sub); |
| f_vty_subscr_create(sub); |
| res := f_perform_SAI(sub.imsi); |
| /* TODO: match if tuple[s] matches expectation */ |
| f_vty_subscr_delete(sub); |
| } |
| |
| setverdict(pass); |
| } |
| |
| /* test UL for unknown IMSI */ |
| testcase TC_gsup_ul_unknown_imsi() runs on test_CT { |
| var hexstring imsi := f_rnd_imsi('26242'H); |
| var GSUP_PDU res; |
| |
| f_init(); |
| |
| res := f_perform_UL(imsi, ?, 2); |
| setverdict(pass); |
| } |
| |
| /* test SAI for a number of different subscriber cases (algo, 2g/3g, ...) */ |
| testcase TC_gsup_ul() runs on test_CT { |
| var HlrSubscriberList sl; |
| var GSUP_PDU res; |
| |
| f_init(); |
| |
| sl := f_gen_subs(); |
| for (var integer i := 0; i < sizeof(sl); i := i+1) { |
| var HlrSubscriber sub := sl[i]; |
| log("Testing UL for ", sub); |
| f_vty_subscr_create(sub); |
| res := f_perform_UL(sub.imsi, sub.msisdn); |
| f_vty_subscr_delete(sub); |
| } |
| |
| 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(sub); |
| f_vty_subscr_show(sub, pattern "*IMSI: *2G auth: COMP128v1*"); |
| f_vty_subscr_delete(sub); |
| |
| sub := valueof(t_Sub3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), |
| "milenage", false)); |
| f_vty_subscr_create(sub); |
| f_vty_subscr_show(sub, pattern "*IMSI: *3G auth: MILENAGE*"); |
| f_vty_subscr_delete(sub); |
| |
| sub := valueof(t_Sub2G3G(f_rnd_imsi('26242'H), '49161'H & f_rnd_hexstring(7, 9), |
| "comp128v1", "milenage", false)); |
| f_vty_subscr_create(sub); |
| f_vty_subscr_show(sub, pattern "*IMSI: *2G auth: COMP128v1*3G auth: MILENAGE*"); |
| f_vty_subscr_delete(sub); |
| |
| setverdict(pass); |
| } |
| |
| /* TODO: |
| * UL with ISD error |
| * UL with ISD timeout |
| * PURGE MS |
| * 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_ul() ); |
| execute( TC_vty() ); |
| }; |
| |
| }; |