Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 1 | module SGSN_Tests { |
| 2 | |
| 3 | import from General_Types all; |
| 4 | import from Osmocom_Types all; |
| 5 | import from NS_Types all; |
| 6 | import from NS_Emulation all; |
| 7 | import from BSSGP_Types all; |
| 8 | import from BSSGP_Emulation all; |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 9 | import from Osmocom_Gb_Types all; |
| 10 | |
| 11 | import from MobileL3_CommonIE_Types all; |
| 12 | import from MobileL3_GMM_SM_Types all; |
| 13 | import from MobileL3_Types all; |
| 14 | import from L3_Templates all; |
| 15 | import from L3_Common all; |
| 16 | |
| 17 | import from GSUP_Emulation all; |
| 18 | import from GSUP_Types all; |
| 19 | import from IPA_Emulation all; |
| 20 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 21 | import from GTP_Emulation all; |
| 22 | import from GTP_Templates all; |
| 23 | import from GTP_CodecPort all; |
| 24 | import from GTPC_Types all; |
| 25 | import from GTPU_Types all; |
| 26 | |
Harald Welte | bd19472 | 2018-02-16 22:11:08 +0100 | [diff] [blame] | 27 | import from TELNETasp_PortType all; |
| 28 | import from Osmocom_VTY_Functions all; |
| 29 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 30 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 31 | modulepar { |
| 32 | /* IP/port on which we run our internal GSUP/HLR emulation */ |
| 33 | charstring mp_hlr_ip := "127.0.0.1"; |
| 34 | integer mp_hlr_port := 4222; |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 35 | charstring mp_ggsn_ip := "127.0.0.2"; |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 36 | }; |
| 37 | |
| 38 | type record GbInstance { |
| 39 | NS_CT vc_NS, |
| 40 | BSSGP_CT vc_BSSGP, |
| 41 | BssgpConfig cfg |
| 42 | }; |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 43 | |
| 44 | type component test_CT { |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 45 | var GbInstance g_gb[3]; |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 46 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 47 | var GSUP_Emulation_CT vc_GSUP; |
| 48 | var IPA_Emulation_CT vc_GSUP_IPA; |
| 49 | /* only to get events from IPA underneath GSUP */ |
| 50 | port IPA_CTRL_PT GSUP_IPA_EVENT; |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 51 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 52 | var GTP_Emulation_CT vc_GTP; |
| 53 | |
Harald Welte | bd19472 | 2018-02-16 22:11:08 +0100 | [diff] [blame] | 54 | port TELNETasp_PT SGSNVTY; |
| 55 | |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 56 | var boolean g_initialized := false; |
| 57 | }; |
| 58 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 59 | type component BSSGP_ConnHdlr extends BSSGP_Client_CT, GSUP_ConnHdlr, GTP_ConnHdlr { |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 60 | var BSSGP_ConnHdlrPars g_pars; |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 61 | timer g_Tguard; |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | type record SGSN_ConnHdlrNetworkPars { |
| 65 | boolean expect_ptmsi, |
| 66 | boolean expect_auth, |
| 67 | boolean expect_ciph |
| 68 | }; |
| 69 | |
| 70 | type record BSSGP_ConnHdlrPars { |
| 71 | /* IMEI of the simulated ME */ |
| 72 | hexstring imei, |
| 73 | /* IMEI of the simulated MS */ |
| 74 | hexstring imsi, |
| 75 | /* MSISDN of the simulated MS (probably unused) */ |
| 76 | hexstring msisdn, |
| 77 | /* P-TMSI allocated to the simulated MS */ |
| 78 | OCT4 p_tmsi optional, |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 79 | OCT3 p_tmsi_sig optional, |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 80 | /* TLLI of the simulated MS */ |
| 81 | OCT4 tlli, |
Harald Welte | f70997d | 2018-02-17 10:11:19 +0100 | [diff] [blame] | 82 | OCT4 tlli_old optional, |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 83 | RoutingAreaIdentificationV ra optional, |
| 84 | BssgpCellId bssgp_cell_id, |
| 85 | AuthVector vec optional, |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 86 | SGSN_ConnHdlrNetworkPars net, |
| 87 | float t_guard |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 88 | }; |
| 89 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 90 | private function f_init_gb(inout GbInstance gb) runs on test_CT { |
| 91 | gb.vc_NS := NS_CT.create; |
| 92 | gb.vc_BSSGP := BSSGP_CT.create; |
| 93 | /* connect lower end of BSSGP emulation with NS upper port */ |
| 94 | connect(gb.vc_BSSGP:BSCP, gb.vc_NS:NS_SP); |
| 95 | /* connect lower end of NS emulation to NS codec port (on top of IPL4) */ |
| 96 | map(gb.vc_NS:NSCP, system:NS_CODEC_PORT); |
| 97 | |
| 98 | gb.vc_NS.start(NSStart()); |
| 99 | gb.vc_BSSGP.start(BssgpStart(gb.cfg)); |
| 100 | } |
| 101 | |
| 102 | private function f_init_gsup(charstring id) runs on test_CT { |
| 103 | id := id & "-GSUP"; |
| 104 | var GsupOps ops := { |
| 105 | create_cb := refers(GSUP_Emulation.ExpectedCreateCallback) |
| 106 | }; |
| 107 | |
| 108 | vc_GSUP_IPA := IPA_Emulation_CT.create(id & "-IPA"); |
| 109 | vc_GSUP := GSUP_Emulation_CT.create(id); |
| 110 | |
| 111 | map(vc_GSUP_IPA:IPA_PORT, system:IPA_CODEC_PT); |
| 112 | connect(vc_GSUP:GSUP, vc_GSUP_IPA:IPA_GSUP_PORT); |
| 113 | /* we use this hack to get events like ASP_IPA_EVENT_UP */ |
| 114 | connect(vc_GSUP_IPA:IPA_CTRL_PORT, self:GSUP_IPA_EVENT); |
| 115 | |
| 116 | vc_GSUP.start(GSUP_Emulation.main(ops, id)); |
| 117 | vc_GSUP_IPA.start(IPA_Emulation.main_server(mp_hlr_ip, mp_hlr_port)); |
| 118 | |
| 119 | /* wait for incoming connection to GSUP port before proceeding */ |
| 120 | timer T := 10.0; |
| 121 | T.start; |
| 122 | alt { |
| 123 | [] GSUP_IPA_EVENT.receive(t_ASP_IPA_EVT_UD(ASP_IPA_EVENT_UP)) { } |
| 124 | [] T.timeout { |
| 125 | setverdict(fail, "No connection to GSUP Port"); |
| 126 | self.stop; |
| 127 | } |
| 128 | } |
| 129 | } |
| 130 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 131 | private function f_init_gtp(charstring id) runs on test_CT { |
| 132 | id := id & "-GTP"; |
| 133 | |
| 134 | var GtpEmulationCfg gtp_cfg := { |
| 135 | gtpc_bind_ip := mp_ggsn_ip, |
| 136 | gtpc_bind_port := GTP1C_PORT, |
| 137 | gtpu_bind_ip := mp_ggsn_ip, |
| 138 | gtpu_bind_port := GTP1U_PORT, |
| 139 | sgsn_role := false |
| 140 | }; |
| 141 | |
| 142 | vc_GTP := GTP_Emulation_CT.create(id); |
| 143 | vc_GTP.start(GTP_Emulation.main(gtp_cfg)); |
| 144 | } |
| 145 | |
Harald Welte | bd19472 | 2018-02-16 22:11:08 +0100 | [diff] [blame] | 146 | private function f_init_vty() runs on test_CT { |
| 147 | map(self:SGSNVTY, system:SGSNVTY); |
| 148 | f_vty_set_prompts(SGSNVTY); |
| 149 | f_vty_transceive(SGSNVTY, "enable"); |
| 150 | f_vty_config(SGSNVTY, "sgsn", "auth-policy remote"); |
| 151 | } |
| 152 | |
| 153 | |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 154 | function f_init() runs on test_CT { |
| 155 | if (g_initialized == true) { |
| 156 | return; |
| 157 | } |
| 158 | g_initialized := true; |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 159 | g_gb[0].cfg := { |
| 160 | nsei := 96, |
| 161 | bvci := 196, |
| 162 | cell_id := { |
| 163 | ra_id := { |
| 164 | lai := { |
| 165 | mcc_mnc := '26242F'H, lac := 13135}, |
| 166 | rac := 0 |
| 167 | }, |
| 168 | cell_id := 20960 |
| 169 | }, |
| 170 | sgsn_role := false |
| 171 | }; |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 172 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 173 | f_init_gb(g_gb[0]); |
| 174 | f_init_gsup("SGSN_Test"); |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 175 | f_init_gtp("SGSN_Test"); |
Harald Welte | bd19472 | 2018-02-16 22:11:08 +0100 | [diff] [blame] | 176 | f_init_vty(); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 177 | } |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 178 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 179 | type function void_fn(charstring id) runs on BSSGP_ConnHdlr; |
| 180 | |
| 181 | /* helper function to create, connect and start a BSSGP_ConnHdlr component */ |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 182 | function f_start_handler(void_fn fn, charstring id, GbInstance gb, integer imsi_suffix, |
| 183 | float t_guard := 30.0) |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 184 | runs on test_CT return BSSGP_ConnHdlr { |
| 185 | var BSSGP_ConnHdlr vc_conn; |
| 186 | var SGSN_ConnHdlrNetworkPars net_pars := { |
| 187 | expect_ptmsi := true, |
| 188 | expect_auth := true, |
| 189 | expect_ciph := false |
| 190 | }; |
| 191 | var BSSGP_ConnHdlrPars pars := { |
| 192 | imei := f_gen_imei(imsi_suffix), |
| 193 | imsi := f_gen_imsi(imsi_suffix), |
| 194 | msisdn := f_gen_msisdn(imsi_suffix), |
| 195 | p_tmsi := omit, |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 196 | p_tmsi_sig := omit, |
Harald Welte | 14a0f94 | 2018-02-16 20:42:23 +0100 | [diff] [blame] | 197 | tlli := f_gprs_tlli_random(), |
Harald Welte | f70997d | 2018-02-17 10:11:19 +0100 | [diff] [blame] | 198 | tlli_old := omit, |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 199 | ra := omit, |
| 200 | bssgp_cell_id := gb.cfg.cell_id, |
| 201 | vec := omit, |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 202 | net := net_pars, |
| 203 | t_guard := t_guard |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 204 | }; |
| 205 | |
| 206 | vc_conn := BSSGP_ConnHdlr.create(id); |
| 207 | connect(vc_conn:BSSGP, gb.vc_BSSGP:BSSGP_SP); |
| 208 | connect(vc_conn:BSSGP_PROC, gb.vc_BSSGP:BSSGP_PROC); |
| 209 | |
| 210 | connect(vc_conn:GSUP, vc_GSUP:GSUP_CLIENT); |
| 211 | connect(vc_conn:GSUP_PROC, vc_GSUP:GSUP_PROC); |
| 212 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 213 | connect(vc_conn:GTP, vc_GTP:CLIENT); |
| 214 | connect(vc_conn:GTP_PROC, vc_GTP:CLIENT_PROC); |
| 215 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 216 | vc_conn.start(f_handler_init(fn, id, pars)); |
| 217 | return vc_conn; |
| 218 | } |
| 219 | |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 220 | private altstep as_Tguard() runs on BSSGP_ConnHdlr { |
| 221 | [] g_Tguard.timeout { |
| 222 | setverdict(fail, "Tguard timeout"); |
| 223 | self.stop; |
| 224 | } |
| 225 | } |
| 226 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 227 | /* first function called in every ConnHdlr */ |
| 228 | private function f_handler_init(void_fn fn, charstring id, BSSGP_ConnHdlrPars pars) |
| 229 | runs on BSSGP_ConnHdlr { |
| 230 | /* do some common stuff like setting up g_pars */ |
| 231 | g_pars := pars; |
| 232 | |
| 233 | /* register with BSSGP core */ |
| 234 | f_bssgp_client_register(g_pars.imsi, g_pars.tlli, g_pars.bssgp_cell_id); |
| 235 | /* tell GSUP dispatcher to send this IMSI to us */ |
| 236 | f_create_gsup_expect(hex2str(g_pars.imsi)); |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 237 | /* tell GTP dispatcher to send this IMSI to us */ |
| 238 | f_gtp_register_imsi(g_pars.imsi); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 239 | |
Harald Welte | 62e2958 | 2018-02-16 21:17:11 +0100 | [diff] [blame] | 240 | g_Tguard.start(pars.t_guard); |
| 241 | activate(as_Tguard()); |
| 242 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 243 | /* call the user-supplied test case function */ |
| 244 | fn.apply(id); |
| 245 | f_bssgp_client_unregister(g_pars.imsi); |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 246 | } |
| 247 | |
| 248 | /* TODO: |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 249 | * Detach without Attach |
| 250 | * SM procedures without attach / RAU |
| 251 | * ATTACH / RAU |
| 252 | ** with / without authentication |
| 253 | ** with / without P-TMSI allocation |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 254 | ** reject from HLR on SAI |
| 255 | ** reject from HLR on UL |
| 256 | * re-transmissions of LLC frames |
| 257 | * PDP Context activation |
| 258 | ** with different GGSN config in SGSN VTY |
| 259 | ** with different PDP context type (v4/v6/v46) |
| 260 | ** timeout from GGSN |
| 261 | ** reject from GGSN |
| 262 | */ |
| 263 | |
| 264 | testcase TC_wait_ns_up() runs on test_CT { |
| 265 | f_init(); |
| 266 | f_sleep(20.0); |
| 267 | } |
| 268 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 269 | altstep as_mm_identity() runs on BSSGP_ConnHdlr { |
| 270 | var MobileIdentityLV mi; |
| 271 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ID_REQ('001'B))) { |
| 272 | mi := valueof(ts_MI_IMSI_LV(g_pars.imsi)); |
| 273 | BSSGP.send(ts_GMM_ID_RESP(mi)); |
| 274 | repeat; |
| 275 | } |
| 276 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ID_REQ('010'B))) { |
| 277 | mi := valueof(ts_MI_IMEI_LV(g_pars.imei)); |
| 278 | BSSGP.send(ts_GMM_ID_RESP(mi)); |
| 279 | repeat; |
| 280 | } |
| 281 | } |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 282 | |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 283 | /* perform GMM authentication (if expected) */ |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 284 | function f_gmm_auth () runs on BSSGP_ConnHdlr { |
| 285 | var BssgpDecoded bd; |
| 286 | var PDU_L3_MS_SGSN l3_mo; |
| 287 | var PDU_L3_SGSN_MS l3_mt; |
| 288 | var default di := activate(as_mm_identity()); |
| 289 | if (g_pars.net.expect_auth) { |
| 290 | g_pars.vec := f_gen_auth_vec_2g(); |
| 291 | var GSUP_IE auth_tuple := valueof(ts_GSUP_IE_AuthTuple2G(g_pars.vec.rand, |
| 292 | g_pars.vec.sres, |
| 293 | g_pars.vec.kc)); |
| 294 | GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi)); |
| 295 | GSUP.send(ts_GSUP_SAI_RES(g_pars.imsi, auth_tuple)); |
| 296 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_AUTH_REQ(g_pars.vec.rand))) -> value bd; |
| 297 | l3_mt := bd.l3_mt; |
| 298 | var BIT4 ac_ref := l3_mt.msgs.gprs_mm.authenticationAndCipheringRequest.acReferenceNumber.valueField; |
| 299 | l3_mo := valueof(ts_GMM_AUTH_RESP_2G(ac_ref, g_pars.vec.sres)); |
| 300 | if (ispresent(l3_mt.msgs.gprs_mm.authenticationAndCipheringRequest.imeisvRequest) and |
| 301 | l3_mt.msgs.gprs_mm.authenticationAndCipheringRequest.imeisvRequest.valueField == '001'B) { |
| 302 | l3_mo.msgs.gprs_mm.authenticationAndCipheringResponse.imeisv := |
| 303 | valueof(ts_MI_IMEISV_TLV(g_pars.imei & '0'H)); |
| 304 | } |
| 305 | BSSGP.send(l3_mo); |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 306 | } else { |
| 307 | /* wait for identity procedure */ |
| 308 | f_sleep(1.0); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 309 | } |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 310 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 311 | deactivate(di); |
| 312 | } |
| 313 | |
Harald Welte | f70997d | 2018-02-17 10:11:19 +0100 | [diff] [blame] | 314 | function f_upd_ptmsi_and_tlli(OCT4 p_tmsi) runs on BSSGP_ConnHdlr { |
| 315 | g_pars.p_tmsi := p_tmsi; |
| 316 | /* update TLLI */ |
| 317 | g_pars.tlli_old := g_pars.tlli; |
| 318 | g_pars.tlli := g_pars.p_tmsi or4b 'c0000000'O; |
| 319 | f_bssgp_client_llgmm_assign(g_pars.tlli_old, g_pars.tlli); |
| 320 | } |
| 321 | |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 322 | function f_process_attach_accept(PDU_GMM_AttachAccept aa) runs on BSSGP_ConnHdlr { |
| 323 | /* mandatory IE */ |
| 324 | g_pars.ra := aa.routingAreaIdentification; |
| 325 | if (ispresent(aa.allocatedPTMSI)) { |
| 326 | if (not g_pars.net.expect_ptmsi) { |
| 327 | setverdict(fail, "unexpected P-TMSI allocation"); |
| 328 | self.stop; |
| 329 | } |
Harald Welte | f70997d | 2018-02-17 10:11:19 +0100 | [diff] [blame] | 330 | f_upd_ptmsi_and_tlli(aa.allocatedPTMSI.mobileIdentityLV.mobileIdentityV.oddEvenInd_identity.tmsi_ptmsi.octets); |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 331 | } |
| 332 | if (ispresent(aa.msIdentity)) { |
| 333 | setverdict(fail, "unexpected TMSI allocation in non-combined attach"); |
| 334 | self.stop; |
| 335 | } |
| 336 | /* P-TMSI.sig */ |
| 337 | if (ispresent(aa.ptmsiSignature)) { |
| 338 | g_pars.p_tmsi_sig := aa.ptmsiSignature.valueField; |
| 339 | } |
| 340 | /* updateTimer */ |
| 341 | // aa.readyTimer |
| 342 | /* T3302, T3319, T3323, T3312_ext, T3324 */ |
| 343 | } |
| 344 | |
Harald Welte | 91636de | 2018-02-17 10:16:14 +0100 | [diff] [blame] | 345 | function f_process_rau_accept(PDU_GMM_RoutingAreaUpdateAccept ra) runs on BSSGP_ConnHdlr { |
| 346 | /* mandatory IE */ |
| 347 | g_pars.ra := ra.routingAreaId; |
| 348 | if (ispresent(ra.allocatedPTMSI)) { |
| 349 | if (not g_pars.net.expect_ptmsi) { |
| 350 | setverdict(fail, "unexpected P-TMSI allocation"); |
| 351 | self.stop; |
| 352 | } |
| 353 | f_upd_ptmsi_and_tlli(ra.allocatedPTMSI.mobileIdentityLV.mobileIdentityV.oddEvenInd_identity.tmsi_ptmsi.octets); |
| 354 | } |
| 355 | if (ispresent(ra.msIdentity)) { |
| 356 | setverdict(fail, "unexpected TMSI allocation in non-combined attach"); |
| 357 | self.stop; |
| 358 | } |
| 359 | /* P-TMSI.sig */ |
| 360 | if (ispresent(ra.ptmsiSignature)) { |
| 361 | g_pars.p_tmsi_sig := ra.ptmsiSignature.valueField; |
| 362 | } |
| 363 | /* updateTimer */ |
| 364 | // aa.readyTimer |
| 365 | /* T3302, T3319, T3323, T3312_ext, T3324 */ |
| 366 | } |
| 367 | |
| 368 | |
Harald Welte | 5a4fa04 | 2018-02-16 20:59:21 +0100 | [diff] [blame] | 369 | function f_random_RAI(HEX0_3n mcc := '262'H, HEX0_3n mnc := '42'H) return RoutingAreaIdentificationV { |
| 370 | return f_RAI(mcc, mnc, f_rnd_octstring(2), f_rnd_octstring(1)); |
| 371 | } |
| 372 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 373 | /* return a MobileIdentityLV: P-TMSI if we have one, IMSI otherwise */ |
| 374 | private function f_mi_get_lv() runs on BSSGP_ConnHdlr return MobileIdentityLV { |
| 375 | if (ispresent(g_pars.p_tmsi)) { |
| 376 | return valueof(ts_MI_TMSI_LV(g_pars.p_tmsi)); |
| 377 | } else { |
| 378 | return valueof(ts_MI_IMSI_LV(g_pars.imsi)); |
| 379 | } |
| 380 | } |
| 381 | |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 382 | private function f_gmm_gsup_lu_isd() runs on BSSGP_ConnHdlr { |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 383 | var GSUP_PDU gsup; |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 384 | /* Expect MSC to perform LU with HLR */ |
| 385 | GSUP.receive(tr_GSUP_UL_REQ(g_pars.imsi)); |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 386 | gsup := valueof(ts_GSUP_ISD_REQ(g_pars.imsi, g_pars.msisdn)); |
| 387 | gsup.ies := gsup.ies & { valueof(ts_GSUP_IE_PdpInfo(char2oct("*"), '0121'O, ''O)) }; |
| 388 | GSUP.send(gsup); |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 389 | GSUP.receive(tr_GSUP_ISD_RES(g_pars.imsi)); |
| 390 | GSUP.send(ts_GSUP_UL_RES(g_pars.imsi)); |
| 391 | } |
| 392 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 393 | private function f_TC_attach(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 394 | var BssgpDecoded bd; |
Harald Welte | 5a4fa04 | 2018-02-16 20:59:21 +0100 | [diff] [blame] | 395 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 396 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 397 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 398 | f_gmm_auth(); |
| 399 | /* Expect MSC to perform LU with HLR */ |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 400 | f_gmm_gsup_lu_isd(); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 401 | |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 402 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT('001'B, ?, ?))) -> value bd { |
| 403 | f_process_attach_accept(bd.l3_mt.msgs.gprs_mm.attachAccept); |
| 404 | } |
| 405 | /* FIXME: Extract P-TMSI, if any. Only send Complete if necessary */ |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 406 | BSSGP.send(ts_GMM_ATTACH_COMPL); |
Harald Welte | 5a4fa04 | 2018-02-16 20:59:21 +0100 | [diff] [blame] | 407 | setverdict(pass); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | testcase TC_attach() runs on test_CT { |
| 411 | var BSSGP_ConnHdlr vc_conn; |
| 412 | f_init(); |
| 413 | f_sleep(1.0); |
| 414 | vc_conn := f_start_handler(refers(f_TC_attach), testcasename(), g_gb[0], 1); |
| 415 | vc_conn.done; |
| 416 | } |
| 417 | |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 418 | /* MS never responds to ID REQ, expect ATTACH REJECT */ |
| 419 | private function f_TC_attach_auth_id_timeout(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 420 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 421 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 422 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 423 | alt { |
Harald Welte | 1967d47 | 2018-02-16 21:54:21 +0100 | [diff] [blame] | 424 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ID_REQ(?))) { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 425 | /* don't send ID Response */ |
| 426 | repeat; |
| 427 | } |
Harald Welte | 1967d47 | 2018-02-16 21:54:21 +0100 | [diff] [blame] | 428 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT('09'O))) { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 429 | setverdict(pass); |
| 430 | } |
Harald Welte | 1967d47 | 2018-02-16 21:54:21 +0100 | [diff] [blame] | 431 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))) { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 432 | setverdict(fail, "Wrong Attach Reject Cause"); |
| 433 | } |
| 434 | } |
| 435 | } |
| 436 | testcase TC_attach_auth_id_timeout() runs on test_CT { |
| 437 | var BSSGP_ConnHdlr vc_conn; |
| 438 | f_init(); |
| 439 | vc_conn := f_start_handler(refers(f_TC_attach_auth_id_timeout), testcasename(), g_gb[0], 2, 40.0); |
| 440 | vc_conn.done; |
| 441 | } |
| 442 | |
| 443 | /* HLR never responds to SAI REQ, expect ATTACH REJECT */ |
| 444 | private function f_TC_attach_auth_sai_timeout(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 445 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 446 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 447 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 448 | alt { |
| 449 | [] as_mm_identity(); |
| 450 | [] GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi)); { } |
| 451 | } |
| 452 | /* don't send SAI-response from HLR */ |
Harald Welte | 1967d47 | 2018-02-16 21:54:21 +0100 | [diff] [blame] | 453 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 454 | setverdict(pass); |
| 455 | } |
| 456 | testcase TC_attach_auth_sai_timeout() runs on test_CT { |
| 457 | var BSSGP_ConnHdlr vc_conn; |
| 458 | f_init(); |
| 459 | vc_conn := f_start_handler(refers(f_TC_attach_auth_sai_timeout), testcasename(), g_gb[0], 3); |
| 460 | vc_conn.done; |
| 461 | } |
| 462 | |
Harald Welte | fe25388 | 2018-02-17 09:25:00 +0100 | [diff] [blame] | 463 | /* HLR rejects SAI, expect ATTACH REJECT */ |
| 464 | private function f_TC_attach_auth_sai_reject(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | fe25388 | 2018-02-17 09:25:00 +0100 | [diff] [blame] | 465 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 466 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 467 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | fe25388 | 2018-02-17 09:25:00 +0100 | [diff] [blame] | 468 | alt { |
| 469 | [] as_mm_identity(); |
| 470 | [] GSUP.receive(tr_GSUP_SAI_REQ(g_pars.imsi)); { |
| 471 | GSUP.send(ts_GSUP_SAI_ERR(g_pars.imsi, 23)); |
| 472 | } |
| 473 | } |
| 474 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))); |
| 475 | setverdict(pass); |
| 476 | } |
| 477 | testcase TC_attach_auth_sai_reject() runs on test_CT { |
| 478 | var BSSGP_ConnHdlr vc_conn; |
| 479 | f_init(); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 480 | vc_conn := f_start_handler(refers(f_TC_attach_auth_sai_reject), testcasename(), g_gb[0], 4); |
Harald Welte | fe25388 | 2018-02-17 09:25:00 +0100 | [diff] [blame] | 481 | vc_conn.done; |
| 482 | } |
| 483 | |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 484 | /* HLR never responds to UL REQ, expect ATTACH REJECT */ |
| 485 | private function f_TC_attach_gsup_lu_timeout(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 486 | var BssgpDecoded bd; |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 487 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 488 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 489 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 490 | f_gmm_auth(); |
| 491 | /* Expect MSC to perform LU with HLR */ |
| 492 | GSUP.receive(tr_GSUP_UL_REQ(g_pars.imsi)); |
| 493 | /* Never follow-up with ISD_REQ or UL_RES */ |
| 494 | alt { |
Harald Welte | 1967d47 | 2018-02-16 21:54:21 +0100 | [diff] [blame] | 495 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))) { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 496 | setverdict(pass); |
| 497 | } |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 498 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT('001'B, ?, ?))) -> value bd { |
| 499 | f_process_attach_accept(bd.l3_mt.msgs.gprs_mm.attachAccept); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 500 | setverdict(fail); |
| 501 | } |
| 502 | } |
| 503 | } |
| 504 | testcase TC_attach_gsup_lu_timeout() runs on test_CT { |
| 505 | var BSSGP_ConnHdlr vc_conn; |
| 506 | f_init(); |
| 507 | f_sleep(1.0); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 508 | vc_conn := f_start_handler(refers(f_TC_attach_gsup_lu_timeout), testcasename(), g_gb[0], 5); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 509 | vc_conn.done; |
| 510 | } |
| 511 | |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 512 | /* HLR rejects UL REQ, expect ATTACH REJECT */ |
| 513 | private function f_TC_attach_gsup_lu_reject(charstring id) runs on BSSGP_ConnHdlr { |
| 514 | var BssgpDecoded bd; |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 515 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 516 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 517 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 518 | f_gmm_auth(); |
| 519 | /* Expect MSC to perform LU with HLR */ |
| 520 | GSUP.receive(tr_GSUP_UL_REQ(g_pars.imsi)) { |
| 521 | GSUP.send(ts_GSUP_UL_ERR(g_pars.imsi, 0)); |
| 522 | } |
| 523 | alt { |
| 524 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))) { |
| 525 | setverdict(pass); |
| 526 | } |
| 527 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT('001'B, ?, ?))) -> value bd { |
| 528 | f_process_attach_accept(bd.l3_mt.msgs.gprs_mm.attachAccept); |
| 529 | setverdict(fail); |
| 530 | } |
| 531 | } |
| 532 | } |
| 533 | testcase TC_attach_gsup_lu_reject() runs on test_CT { |
| 534 | var BSSGP_ConnHdlr vc_conn; |
| 535 | f_init(); |
| 536 | f_sleep(1.0); |
| 537 | vc_conn := f_start_handler(refers(f_TC_attach_gsup_lu_reject), testcasename(), g_gb[0], 6); |
| 538 | vc_conn.done; |
| 539 | } |
| 540 | |
| 541 | |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 542 | /* Attempt of combined GPRS + IMSI attach: network should ACK only GPRS attach */ |
| 543 | private function f_TC_attach_combined(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 544 | var BssgpDecoded bd; |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 545 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 546 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 547 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, true, false, omit, omit)); |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 548 | f_gmm_auth(); |
| 549 | /* Expect MSC to perform LU with HLR */ |
Harald Welte | 311ec27 | 2018-02-17 09:40:03 +0100 | [diff] [blame] | 550 | f_gmm_gsup_lu_isd(); |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 551 | |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 552 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT('001'B, ?, ?))) -> value bd { |
| 553 | f_process_attach_accept(bd.l3_mt.msgs.gprs_mm.attachAccept); |
| 554 | } |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 555 | BSSGP.send(ts_GMM_ATTACH_COMPL); |
| 556 | setverdict(pass); |
| 557 | } |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 558 | testcase TC_attach_combined() runs on test_CT { |
| 559 | var BSSGP_ConnHdlr vc_conn; |
| 560 | f_init(); |
| 561 | f_sleep(1.0); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 562 | vc_conn := f_start_handler(refers(f_TC_attach_combined), testcasename(), g_gb[0], 7); |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 563 | vc_conn.done; |
| 564 | } |
| 565 | |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 566 | /* Attempt of GPRS ATTACH in 'accept all' mode */ |
| 567 | private function f_TC_attach_accept_all(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 568 | var BssgpDecoded bd; |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 569 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 570 | |
| 571 | g_pars.net.expect_auth := false; |
| 572 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 573 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 574 | f_gmm_auth(); |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 575 | BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT('001'B, ?, ?))) -> value bd { |
| 576 | f_process_attach_accept(bd.l3_mt.msgs.gprs_mm.attachAccept); |
| 577 | } |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 578 | BSSGP.send(ts_GMM_ATTACH_COMPL); |
| 579 | setverdict(pass); |
| 580 | } |
| 581 | testcase TC_attach_accept_all() runs on test_CT { |
| 582 | var BSSGP_ConnHdlr vc_conn; |
| 583 | f_init(); |
| 584 | f_sleep(1.0); |
| 585 | f_vty_config(SGSNVTY, "sgsn", "auth-policy accept-all"); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 586 | vc_conn := f_start_handler(refers(f_TC_attach_accept_all), testcasename(), g_gb[0], 8); |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 587 | vc_conn.done; |
| 588 | } |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 589 | |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 590 | /* Attempt of GPRS ATTACH in 'accept all' mode */ |
| 591 | private function f_TC_attach_closed_foreign(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 592 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 593 | |
| 594 | /* Simulate a foreign IMSI */ |
| 595 | g_pars.imsi := '001010123456789'H; |
| 596 | f_bssgp_client_register(g_pars.imsi, g_pars.tlli, g_pars.bssgp_cell_id); |
| 597 | |
| 598 | g_pars.net.expect_auth := false; |
| 599 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 600 | BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), old_ra, false, false, omit, omit)); |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 601 | alt { |
| 602 | [] as_mm_identity(); |
| 603 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT('07'O))) { |
| 604 | setverdict(pass); |
| 605 | } |
| 606 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))) { |
| 607 | setverdict(pass); |
| 608 | } |
| 609 | } |
| 610 | } |
| 611 | testcase TC_attach_closed() runs on test_CT { |
| 612 | var BSSGP_ConnHdlr vc_conn; |
| 613 | f_init(); |
| 614 | f_sleep(1.0); |
| 615 | f_vty_config(SGSNVTY, "sgsn", "auth-policy closed"); |
| 616 | /* test with foreign IMSI: Must Reject */ |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 617 | vc_conn := f_start_handler(refers(f_TC_attach_closed_foreign), testcasename(), g_gb[0], 9); |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 618 | vc_conn.done; |
| 619 | /* test with home IMSI: Must Accept */ |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 620 | vc_conn := f_start_handler(refers(f_TC_attach_accept_all), testcasename(), g_gb[0], 10); |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 621 | vc_conn.done; |
| 622 | } |
| 623 | |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 624 | /* Routing Area Update from Unknown TLLI -> REJECT */ |
| 625 | private function f_TC_rau_unknown(charstring id) runs on BSSGP_ConnHdlr { |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 626 | var RoutingAreaIdentificationV old_ra := f_random_RAI(); |
| 627 | |
Harald Welte | 23178c5 | 2018-02-17 09:36:33 +0100 | [diff] [blame] | 628 | BSSGP.send(ts_GMM_RAU_REQ(f_mi_get_lv(), GPRS_UPD_T_RA, old_ra, false, omit, omit)); |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 629 | alt { |
| 630 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_RAU_REJECT('0a'O))) { |
| 631 | setverdict(pass); |
| 632 | } |
| 633 | /* FIXME: Expect XID RESET? */ |
| 634 | [] BSSGP.receive { repeat; } |
| 635 | } |
| 636 | } |
| 637 | testcase TC_rau_unknown() runs on test_CT { |
| 638 | var BSSGP_ConnHdlr vc_conn; |
| 639 | f_init(); |
| 640 | f_sleep(1.0); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 641 | vc_conn := f_start_handler(refers(f_TC_rau_unknown), testcasename(), g_gb[0], 11); |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 642 | vc_conn.done; |
| 643 | } |
| 644 | |
Harald Welte | 91636de | 2018-02-17 10:16:14 +0100 | [diff] [blame] | 645 | private function f_TC_attach_rau(charstring id) runs on BSSGP_ConnHdlr { |
| 646 | var BssgpDecoded bd; |
| 647 | |
| 648 | /* first perform regular attach */ |
| 649 | f_TC_attach(id); |
| 650 | |
| 651 | /* then send RAU */ |
| 652 | BSSGP.send(ts_GMM_RAU_REQ(f_mi_get_lv(), GPRS_UPD_T_RA, g_pars.ra, false, omit, omit)); |
| 653 | alt { |
| 654 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_RAU_ACCEPT)) -> value bd { |
| 655 | f_process_rau_accept(bd.l3_mt.msgs.gprs_mm.routingAreaUpdateAccept); |
| 656 | setverdict(pass); |
| 657 | } |
| 658 | [] BSSGP.receive(tr_BD_L3_MT(tr_GMM_RAU_REJECT)) { |
| 659 | setverdict(fail, "Unexpected RAU Reject"); |
| 660 | } |
| 661 | [] BSSGP.receive { repeat; } |
| 662 | } |
| 663 | } |
| 664 | testcase TC_attach_rau() runs on test_CT { |
| 665 | var BSSGP_ConnHdlr vc_conn; |
| 666 | f_init(); |
| 667 | f_sleep(1.0); |
| 668 | vc_conn := f_start_handler(refers(f_TC_attach_rau), testcasename(), g_gb[0], 12); |
| 669 | vc_conn.done; |
| 670 | } |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 671 | |
Harald Welte | 6abb9fe | 2018-02-17 15:24:48 +0100 | [diff] [blame] | 672 | /* general GPRS DETACH helper */ |
| 673 | function f_detach_mo(BIT3 detach_type, boolean power_off, boolean expect_purge) runs on BSSGP_ConnHdlr { |
| 674 | var BssgpDecoded bd; |
| 675 | timer T := 5.0; |
| 676 | BSSGP.send(ts_GMM_DET_REQ_MO(detach_type, power_off)); |
| 677 | if (expect_purge) { |
| 678 | GSUP.receive(tr_GSUP_PURGE_MS_REQ(g_pars.imsi, OSMO_GSUP_CN_DOMAIN_PS)); |
| 679 | GSUP.send(ts_GSUP_PURGE_MS_RES(g_pars.imsi)); |
| 680 | } |
| 681 | T.start; |
| 682 | alt { |
| 683 | [not expect_purge] GSUP.receive(tr_GSUP_PURGE_MS_REQ(?)) { |
| 684 | setverdict(fail, "Unexpected GSUP PURGE MS for unregistered TLLI"); |
| 685 | } |
| 686 | [power_off] BSSGP.receive(tr_BD_L3_MT(tr_GMM_DET_ACCEPT_MT)) -> value bd { |
| 687 | g_pars.ra := omit; |
| 688 | setverdict(fail, "Unexpected ATTACH ACCEPT in no-power-off DETACH"); |
| 689 | /* TODO: check if any PDP contexts are deactivated on network side? */ |
| 690 | } |
| 691 | [power_off] T.timeout { |
| 692 | setverdict(pass); |
| 693 | } |
| 694 | [not power_off] BSSGP.receive(tr_BD_L3_MT(tr_GMM_DET_ACCEPT_MT)) -> value bd { |
| 695 | g_pars.ra := omit; |
| 696 | setverdict(pass); |
| 697 | /* TODO: check if any PDP contexts are deactivated on network side? */ |
| 698 | } |
| 699 | [] BSSGP.receive { repeat; } |
| 700 | } |
| 701 | } |
| 702 | |
| 703 | /* IMSI DETACH (non-power-off) for unknown TLLI */ |
| 704 | private function f_TC_detach_unknown_nopoweroff(charstring id) runs on BSSGP_ConnHdlr { |
| 705 | f_detach_mo(c_GMM_DTT_MO_GPRS, false, false); |
| 706 | } |
| 707 | testcase TC_detach_unknown_nopoweroff() runs on test_CT { |
| 708 | var BSSGP_ConnHdlr vc_conn; |
| 709 | f_init(); |
| 710 | f_sleep(1.0); |
| 711 | vc_conn := f_start_handler(refers(f_TC_detach_unknown_nopoweroff), testcasename(), g_gb[0], 13); |
| 712 | vc_conn.done; |
| 713 | } |
| 714 | |
| 715 | /* IMSI DETACH (power-off) for unknown TLLI */ |
| 716 | private function f_TC_detach_unknown_poweroff(charstring id) runs on BSSGP_ConnHdlr { |
| 717 | f_detach_mo(c_GMM_DTT_MO_GPRS, true, false); |
| 718 | } |
| 719 | testcase TC_detach_unknown_poweroff() runs on test_CT { |
| 720 | var BSSGP_ConnHdlr vc_conn; |
| 721 | f_init(); |
| 722 | f_sleep(1.0); |
| 723 | vc_conn := f_start_handler(refers(f_TC_detach_unknown_poweroff), testcasename(), g_gb[0], 14); |
| 724 | vc_conn.done; |
| 725 | } |
| 726 | |
| 727 | /* IMSI DETACH (non-power-off) for known TLLI */ |
| 728 | private function f_TC_detach_nopoweroff(charstring id) runs on BSSGP_ConnHdlr { |
| 729 | /* first perform regular attach */ |
| 730 | f_TC_attach(id); |
| 731 | |
| 732 | f_detach_mo(c_GMM_DTT_MO_GPRS, false, true); |
| 733 | } |
| 734 | testcase TC_detach_nopoweroff() runs on test_CT { |
| 735 | var BSSGP_ConnHdlr vc_conn; |
| 736 | f_init(); |
| 737 | f_sleep(1.0); |
| 738 | vc_conn := f_start_handler(refers(f_TC_detach_nopoweroff), testcasename(), g_gb[0], 15); |
| 739 | vc_conn.done; |
| 740 | } |
| 741 | |
| 742 | /* IMSI DETACH (power-off) for known TLLI */ |
| 743 | private function f_TC_detach_poweroff(charstring id) runs on BSSGP_ConnHdlr { |
| 744 | /* first perform regular attach */ |
| 745 | f_TC_attach(id); |
| 746 | |
| 747 | f_detach_mo(c_GMM_DTT_MO_GPRS, true, true); |
| 748 | } |
| 749 | testcase TC_detach_poweroff() runs on test_CT { |
| 750 | var BSSGP_ConnHdlr vc_conn; |
| 751 | f_init(); |
| 752 | f_sleep(1.0); |
| 753 | vc_conn := f_start_handler(refers(f_TC_detach_poweroff), testcasename(), g_gb[0], 16); |
| 754 | vc_conn.done; |
| 755 | } |
| 756 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 757 | type record PdpActPars { |
| 758 | BIT3 tid, |
| 759 | BIT4 nsapi, |
| 760 | BIT4 sapi, |
| 761 | QoSV qos, |
| 762 | PDPAddressV addr, |
| 763 | octetstring apn optional, |
| 764 | ProtocolConfigOptionsV pco optional, |
| 765 | OCT1 exp_rej_cause optional, |
Harald Welte | 6abb9fe | 2018-02-17 15:24:48 +0100 | [diff] [blame] | 766 | |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 767 | OCT4 ggsn_tei_c, |
| 768 | OCT4 ggsn_tei_u, |
| 769 | octetstring ggsn_ip_c, |
| 770 | octetstring ggsn_ip_u, |
| 771 | |
| 772 | GtpPeer sgsn, |
| 773 | OCT4 sgsn_tei_c optional, |
| 774 | OCT4 sgsn_tei_u optional |
| 775 | }; |
| 776 | |
| 777 | function f_pdp_ctx_act(PdpActPars apars) runs on BSSGP_ConnHdlr { |
| 778 | var boolean exp_rej := ispresent(apars.exp_rej_cause); |
| 779 | var Gtp1cUnitdata g_ud; |
| 780 | |
| 781 | BSSGP.send(ts_SM_ACT_PDP_REQ(apars.tid, apars.nsapi, apars.sapi, apars.qos, apars.addr, |
| 782 | apars.apn, apars.pco)); |
| 783 | if (not exp_rej) { |
| 784 | GTP.receive(tr_GTPC_MsgType(?, createPDPContextRequest, ?)) -> value g_ud { |
| 785 | var integer seq_nr := oct2int(g_ud.gtpc.opt_part.sequenceNumber); |
| 786 | var GTPC_PDUs gtpc_rx := g_ud.gtpc.gtpc_pdu; |
| 787 | apars.sgsn_tei_c := gtpc_rx.createPDPContextRequest.teidControlPlane.teidControlPlane; |
| 788 | apars.sgsn_tei_u := gtpc_rx.createPDPContextRequest.teidDataI.teidDataI; |
| 789 | var OCT1 cause := int2oct(128, 1); |
| 790 | GTP.send(ts_GTPC_CreatePdpResp(g_ud.peer, seq_nr, |
| 791 | apars.sgsn_tei_c, cause, |
| 792 | apars.ggsn_tei_c, apars.ggsn_tei_u, |
| 793 | apars.nsapi, |
| 794 | apars.ggsn_ip_c, apars.ggsn_ip_u)); |
| 795 | } |
| 796 | } |
| 797 | alt { |
| 798 | [exp_rej] BSSGP.receive(tr_BD_L3(tr_SM_ACT_PDP_REJ(apars.tid, apars.exp_rej_cause))) { |
| 799 | setverdict(pass); |
| 800 | } |
| 801 | [exp_rej] BSSGP.receive(tr_BD_L3(tr_SM_ACT_PDP_ACCEPT)) { |
| 802 | setverdict(fail, "Unexpected PDP CTX ACT ACC"); |
| 803 | } |
| 804 | [not exp_rej] BSSGP.receive(tr_BD_L3(tr_SM_ACT_PDP_REJ(apars.tid, ?))) { |
| 805 | setverdict(fail, "Unexpected PDP CTX ACT FAIL"); |
| 806 | } |
| 807 | [not exp_rej] BSSGP.receive(tr_BD_L3(tr_SM_ACT_PDP_ACCEPT(apars.tid, apars.sapi))) { |
| 808 | setverdict(pass); |
| 809 | } |
| 810 | } |
| 811 | } |
| 812 | |
| 813 | /* Table 10.5.156/3GPP TS 24.008 */ |
| 814 | template (value) QoSV t_QosDefault := { |
| 815 | reliabilityClass := '011'B, /* unacknowledged GTP+LLC, acknowledged RLC */ |
| 816 | delayClass := '100'B, /* best effort */ |
| 817 | spare1 := '00'B, |
| 818 | precedenceClass := '010'B, /* normal */ |
| 819 | spare2 := '0'B, |
| 820 | peakThroughput := '0000'B, /* subscribed */ |
| 821 | meanThroughput := '00000'B, /* subscribed */ |
| 822 | spare3 := '000'B, |
| 823 | deliverErroneusSDU := omit, |
| 824 | deliveryOrder := omit, |
| 825 | trafficClass := omit, |
| 826 | maxSDUSize := omit, |
| 827 | maxBitrateUplink := omit, |
| 828 | maxBitrateDownlink := omit, |
| 829 | sduErrorRatio := omit, |
| 830 | residualBER := omit, |
| 831 | trafficHandlingPriority := omit, |
| 832 | transferDelay := omit, |
| 833 | guaranteedBitRateUplink := omit, |
| 834 | guaranteedBitRateDownlink := omit, |
| 835 | sourceStatisticsDescriptor := omit, |
| 836 | signallingIndication := omit, |
| 837 | spare4 := omit, |
| 838 | maxBitrateDownlinkExt := omit, |
| 839 | guaranteedBitRateDownlinkExt := omit, |
| 840 | maxBitrateUplinkExt := omit, |
| 841 | guaranteedBitRateUplinkExt := omit, |
| 842 | maxBitrateDownlinkExt2 := omit, |
| 843 | guaranteedBitRateDownlinkExt2 := omit, |
| 844 | maxBitrateUplinkExt2 := omit, |
| 845 | guaranteedBitRateUplinkExt2 := omit |
| 846 | } |
| 847 | |
| 848 | /* 10.5.6.4 / 3GPP TS 24.008 */ |
| 849 | template (value) PDPAddressV t_AddrIPv4dyn := { |
| 850 | pdpTypeOrg := '0001'B, /* IETF */ |
| 851 | spare := '0000'B, |
| 852 | pdpTypeNum := '21'O, /* IPv4 */ |
| 853 | addressInfo := omit |
| 854 | } |
| 855 | template (value) PDPAddressV t_AddrIPv6dyn := { |
| 856 | pdpTypeOrg := '0001'B, /* IETF */ |
| 857 | spare := '0000'B, |
| 858 | pdpTypeNum := '53'O, /* IPv6 */ |
| 859 | addressInfo := omit |
| 860 | } |
| 861 | |
| 862 | template (value) PdpActPars t_PdpActPars := { |
| 863 | tid := '000'B, |
| 864 | nsapi := '0101'B, /* < 5 are reserved */ |
| 865 | sapi := '0011'B, /* 3/5/9/11 */ |
| 866 | qos := t_QosDefault, |
| 867 | addr := t_AddrIPv4dyn, |
| 868 | apn := omit, |
| 869 | pco := omit, |
| 870 | exp_rej_cause := omit, |
| 871 | |
| 872 | /* FIXME: make below dynamic !! */ |
| 873 | ggsn_tei_c := '00010000'O, |
| 874 | ggsn_tei_u := '00020000'O, |
| 875 | ggsn_ip_c := '7F000001'O, |
| 876 | ggsn_ip_u := '7F000001'O, |
| 877 | |
| 878 | sgsn := { }, |
| 879 | sgsn_tei_c := omit, |
| 880 | sgsn_tei_u := omit |
| 881 | } |
| 882 | |
| 883 | private function f_TC_attach_pdp_act(charstring id) runs on BSSGP_ConnHdlr { |
| 884 | var PdpActPars apars := valueof(t_PdpActPars); |
| 885 | |
| 886 | /* first perform regular attach */ |
| 887 | f_TC_attach(id); |
| 888 | |
| 889 | f_pdp_ctx_act(apars); |
| 890 | } |
| 891 | testcase TC_attach_pdp_act() runs on test_CT { |
| 892 | var BSSGP_ConnHdlr vc_conn; |
| 893 | f_init(); |
| 894 | vc_conn := f_start_handler(refers(f_TC_attach_pdp_act), testcasename(), g_gb[0], 17); |
| 895 | vc_conn.done; |
| 896 | } |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 897 | |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 898 | |
| 899 | control { |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 900 | execute( TC_attach() ); |
| 901 | execute( TC_attach_auth_id_timeout() ); |
| 902 | execute( TC_attach_auth_sai_timeout() ); |
Harald Welte | fe25388 | 2018-02-17 09:25:00 +0100 | [diff] [blame] | 903 | execute( TC_attach_auth_sai_reject() ); |
Harald Welte | 5b7c812 | 2018-02-16 21:48:17 +0100 | [diff] [blame] | 904 | execute( TC_attach_gsup_lu_timeout() ); |
Harald Welte | b7c14e9 | 2018-02-17 09:29:16 +0100 | [diff] [blame] | 905 | execute( TC_attach_gsup_lu_reject() ); |
Harald Welte | 3823e2e | 2018-02-16 21:53:48 +0100 | [diff] [blame] | 906 | execute( TC_attach_combined() ); |
Harald Welte | 76dee09 | 2018-02-16 22:12:59 +0100 | [diff] [blame] | 907 | execute( TC_attach_accept_all() ); |
Harald Welte | b2124b2 | 2018-02-16 22:26:56 +0100 | [diff] [blame] | 908 | execute( TC_attach_closed() ); |
Harald Welte | 04683d0 | 2018-02-16 22:43:45 +0100 | [diff] [blame] | 909 | execute( TC_rau_unknown() ); |
Harald Welte | 91636de | 2018-02-17 10:16:14 +0100 | [diff] [blame] | 910 | execute( TC_attach_rau() ); |
Harald Welte | 6abb9fe | 2018-02-17 15:24:48 +0100 | [diff] [blame] | 911 | execute( TC_detach_unknown_nopoweroff() ); |
| 912 | execute( TC_detach_unknown_poweroff() ); |
| 913 | execute( TC_detach_nopoweroff() ); |
| 914 | execute( TC_detach_poweroff() ); |
Harald Welte | eded9ad | 2018-02-17 20:57:34 +0100 | [diff] [blame^] | 915 | execute( TC_attach_pdp_act() ); |
Harald Welte | 5ac3149 | 2018-02-15 20:39:13 +0100 | [diff] [blame] | 916 | } |
Harald Welte | 96a33b0 | 2018-02-04 10:36:22 +0100 | [diff] [blame] | 917 | |
| 918 | |
| 919 | |
| 920 | } |