Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 1 | module BTS_Tests { |
| 2 | |
| 3 | import from General_Types all; |
| 4 | import from GSM_Types all; |
| 5 | import from GSM_RR_Types all; |
| 6 | import from Osmocom_Types all; |
| 7 | import from GSM_Types all; |
| 8 | import from GSM_RR_Types all; |
| 9 | import from L1CTL_PortType all; |
| 10 | import from L1CTL_Types all; |
| 11 | import from LAPDm_Types all; |
| 12 | import from Osmocom_CTRL_Adapter all; |
| 13 | |
| 14 | import from RSL_Types all; |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 15 | import from IPA_Types all; |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 16 | import from IPA_Emulation all; |
| 17 | import from RSL_Emulation all; |
| 18 | |
| 19 | import from IPL4asp_Types all; |
| 20 | import from TRXC_Types all; |
| 21 | import from TRXC_CodecPort all; |
| 22 | import from TRXC_CodecPort_CtrlFunct all; |
| 23 | |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 24 | import from MobileL3_CommonIE_Types all; |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 25 | import from MobileL3_RRM_Types all; |
| 26 | import from MobileL3_Types all; |
| 27 | import from L3_Templates all; |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 28 | |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 29 | /* The tests assume a BTS with the following timeslot configuration: |
| 30 | * TS0 : Combined CCCH + SDCCH/4 |
| 31 | * TS1 .. TS 4: TCH/F |
| 32 | * TS5 : TCH/H |
| 33 | * TS6 : SDCCH/8 |
| 34 | * TS7 : PDCH |
| 35 | */ |
| 36 | |
| 37 | modulepar { |
| 38 | charstring mp_rsl_ip := "127.0.0.2"; |
| 39 | integer mp_rsl_port := 3003; |
| 40 | integer mp_trx0_arfcn := 871; |
| 41 | integer mp_bb_trxc_port := 5704; |
| 42 | } |
| 43 | |
| 44 | type component test_CT extends CTRL_Adapter_CT { |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 45 | /* IPA Emulation component underneath RSL */ |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 46 | var IPA_Emulation_CT vc_IPA; |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 47 | /* RSL Emulation component (for ConnHdlr tests) */ |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 48 | var RSL_Emulation_CT vc_RSL; |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 49 | /* Direct RSL_CCHAN_PT */ |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 50 | port RSL_CCHAN_PT RSL_CCHAN; |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 51 | |
| 52 | /* L1CTL port (for classic tests) */ |
| 53 | port L1CTL_PT L1CTL; |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | /* an individual call / channel */ |
| 57 | type component ConnHdlr extends RSL_DchanHdlr { |
| 58 | port L1CTL_PT L1CTL; |
| 59 | |
| 60 | port TRXC_CODEC_PT BB_TRXC; |
| 61 | var integer g_bb_trxc_conn_id; |
| 62 | |
| 63 | timer g_Tguard; |
| 64 | timer g_Tmeas_exp := 2.0; /* >= 103 SACCH multiframe ~ 500ms */ |
| 65 | |
| 66 | var ConnHdlrPars g_pars; |
| 67 | var uint8_t g_next_meas_res_nr := 0; |
| 68 | } |
| 69 | |
| 70 | function f_init_rsl(charstring id) runs on test_CT { |
| 71 | vc_IPA := IPA_Emulation_CT.create(id & "-RSL-IPA"); |
| 72 | vc_RSL := RSL_Emulation_CT.create(id & "-RSL"); |
| 73 | |
| 74 | map(vc_IPA:IPA_PORT, system:IPA_CODEC_PT); |
| 75 | connect(vc_IPA:IPA_RSL_PORT, vc_RSL:IPA_PT); |
| 76 | connect(self:RSL_CCHAN, vc_RSL:CCHAN_PT); |
| 77 | |
| 78 | vc_IPA.start(IPA_Emulation.main_server(mp_rsl_ip, mp_rsl_port)); |
| 79 | vc_RSL.start(RSL_Emulation.main(false)); |
| 80 | } |
| 81 | |
| 82 | type record ConnHdlrPars { |
| 83 | RslChannelNr chan_nr, |
| 84 | RSL_IE_ChannelMode chan_mode, |
| 85 | float t_guard, |
| 86 | ConnL1Pars l1_pars |
| 87 | } |
| 88 | |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 89 | /* Default SYSTEM INFORMATION 3 */ |
| 90 | template (value) GsmRrMessage ts_SI3_default := { |
| 91 | header := t_RrHeader(SYSTEM_INFORMATION_TYPE_3, 0), |
| 92 | payload := { |
| 93 | si3 := { |
| 94 | cell_id := 23, |
| 95 | lai := { |
| 96 | mcc_mnc := '262F42'H, |
| 97 | lac := 42 |
| 98 | }, |
| 99 | ctrl_chan_desc := { |
| 100 | msc_r99 := true, |
| 101 | att := true, |
| 102 | bs_ag_blks_res := 1, |
| 103 | ccch_conf := CCHAN_DESC_1CCCH_COMBINED, |
| 104 | si22_ind := false, |
| 105 | cbq3 := CBQ3_IU_MODE_NOT_SUPPORTED, |
| 106 | spare := '00'B, |
| 107 | bs_pa_mfrms := 0, /* 2 multiframes */ |
| 108 | t3212 := 1 /* 6 minutes */ |
| 109 | }, |
| 110 | cell_opts := { |
| 111 | dn_ind := false, |
| 112 | pwrc := false, |
| 113 | dtx := MS_MAY_USE_UL_DTX, |
| 114 | radio_link_tout_div4 := 4/4 |
| 115 | }, |
| 116 | cell_sel_pars := { |
| 117 | cell_resel_hyst_2dB := 0, |
| 118 | ms_txpwr_max_cch := 0, |
| 119 | acs := '0'B, |
| 120 | neci := true, |
| 121 | rxlev_access_min := 0 |
| 122 | }, |
| 123 | rach_ctrl_pars := { |
| 124 | max_retrans := RACH_MAX_RETRANS_1, |
| 125 | tx_integer := '0000'B, /* 3 slots */ |
| 126 | cell_bar_access := false, |
| 127 | re_not_allowed := true, |
| 128 | acc := '1111111111111111'B |
| 129 | }, |
| 130 | rest_octets := ''O |
| 131 | } |
| 132 | } |
| 133 | } |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 134 | |
| 135 | /* global init function */ |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 136 | function f_init(charstring id := "BTS-Test") runs on test_CT { |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 137 | f_init_rsl(id); |
| 138 | RSL_CCHAN.receive(ASP_IPA_Event:{up_down := ASP_IPA_EVENT_UP}); |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 139 | |
| 140 | /* Send SI3 to the BTS, it is needed for various computations */ |
| 141 | var GsmRrMessage si3 := valueof(ts_SI3_default); |
| 142 | log("Sending SI3 ", si3); |
| 143 | var octetstring si3_enc := enc_GsmRrMessage(si3); |
| 144 | RSL_CCHAN.send(ts_RSL_UD(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_3, si3_enc))); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 145 | } |
| 146 | |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 147 | /* Attach L1CTL to master test_CT (classic tests, non-handler mode) */ |
| 148 | function f_init_l1ctl() runs on test_CT { |
| 149 | map(self:L1CTL, system:L1CTL); |
| 150 | f_connect_reset(L1CTL); |
| 151 | } |
| 152 | |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 153 | type function void_fn(charstring id) runs on ConnHdlr; |
| 154 | |
| 155 | /* create a new test component */ |
| 156 | function f_start_handler(void_fn fn, ConnHdlrPars pars) |
| 157 | runs on test_CT return ConnHdlr { |
| 158 | var charstring id := testcasename(); |
| 159 | var ConnHdlr vc_conn; |
| 160 | |
| 161 | vc_conn := ConnHdlr.create(id); |
| 162 | /* connect to RSL Emulation main component */ |
| 163 | connect(vc_conn:RSL, vc_RSL:CLIENT_PT); |
| 164 | connect(vc_conn:RSL_PROC, vc_RSL:RSL_PROC); |
| 165 | |
| 166 | vc_conn.start(f_handler_init(fn, id, pars)); |
| 167 | return vc_conn; |
| 168 | } |
| 169 | |
Harald Welte | 7484fc4 | 2018-02-24 14:09:45 +0100 | [diff] [blame] | 170 | template ASP_RSL_Unitdata ts_RSL_UD(template RSL_Message rsl, IpaStreamId sid := IPAC_PROTO_RSL_TRX0) := { |
| 171 | streamId := sid, |
| 172 | rsl := rsl |
| 173 | } |
| 174 | |
| 175 | template ASP_RSL_Unitdata tr_RSL_UD(template RSL_Message rsl, |
| 176 | template IpaStreamId sid := IPAC_PROTO_RSL_TRX0) := { |
| 177 | streamId := sid, |
| 178 | rsl := rsl |
| 179 | } |
| 180 | |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 181 | private altstep as_Tguard() runs on ConnHdlr { |
| 182 | [] g_Tguard.timeout { |
| 183 | setverdict(fail, "Tguard timeout"); |
| 184 | self.stop; |
| 185 | } |
| 186 | } |
| 187 | |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 188 | private function f_l1_tune(L1CTL_PT L1CTL) { |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 189 | f_L1CTL_FBSB(L1CTL, { false, mp_trx0_arfcn }, CCCH_MODE_COMBINED); |
| 190 | } |
| 191 | |
| 192 | private function f_trxc_connect() runs on ConnHdlr { |
| 193 | map(self:BB_TRXC, system:BB_TRXC); |
| 194 | var Result res; |
| 195 | res := TRXC_CodecPort_CtrlFunct.f_IPL4_connect(BB_TRXC, "127.0.0.1", mp_bb_trxc_port, |
| 196 | "127.0.0.1", 0, -1, {udp:={}}, {}); |
| 197 | g_bb_trxc_conn_id := res.connId; |
| 198 | } |
| 199 | |
| 200 | private function f_trxc_fake_rssi(uint8_t rssi) runs on ConnHdlr { |
| 201 | BB_TRXC.send(ts_TRXC_Send(g_bb_trxc_conn_id, ts_TRXC_FAKE_RSSI(rssi))); |
| 202 | } |
| 203 | |
| 204 | private function f_trx_fake_toffs256(int16_t toffs256) runs on ConnHdlr { |
| 205 | BB_TRXC.send(ts_TRXC_Send(g_bb_trxc_conn_id, ts_TRXC_FAKE_TIMING(toffs256))); |
| 206 | } |
| 207 | |
| 208 | /* first function started in ConnHdlr component */ |
| 209 | private function f_handler_init(void_fn fn, charstring id, ConnHdlrPars pars) |
| 210 | runs on ConnHdlr { |
| 211 | g_pars := pars; |
| 212 | g_chan_nr := pars.chan_nr; |
| 213 | |
| 214 | map(self:L1CTL, system:L1CTL); |
| 215 | f_connect_reset(L1CTL); |
| 216 | |
| 217 | f_trxc_connect(); |
| 218 | |
| 219 | g_Tguard.start(pars.t_guard); |
| 220 | activate(as_Tguard()); |
| 221 | |
| 222 | f_rslem_register(0, pars.chan_nr); |
| 223 | |
| 224 | /* call the user-supplied test case function */ |
| 225 | fn.apply(id); |
| 226 | } |
| 227 | |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 228 | function f_rsl_transceive(template RSL_Message tx, template RSL_Message exp_rx, charstring id) |
| 229 | runs on ConnHdlr { |
| 230 | timer T := 3.0; |
| 231 | RSL.send(tx); |
| 232 | T.start; |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 233 | alt { |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 234 | [] RSL.receive(exp_rx) { |
| 235 | T.stop; |
| 236 | setverdict(pass); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 237 | } |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 238 | [] T.timeout { |
| 239 | setverdict(fail, "Timeout expecting " & id); |
| 240 | self.stop; |
| 241 | } |
| 242 | [] RSL.receive { |
| 243 | setverdict(fail, "Unexpected RSL message received"); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 244 | } |
| 245 | } |
| 246 | } |
| 247 | |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 248 | function f_rsl_chan_act(RSL_IE_ChannelMode mode) runs on ConnHdlr { |
| 249 | f_rsl_transceive(ts_RSL_CHAN_ACT(g_chan_nr, mode), tr_RSL_CHAN_ACT_ACK(g_chan_nr), |
| 250 | "RSL CHAN ACT"); |
| 251 | } |
| 252 | |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 253 | function f_rsl_chan_deact() runs on ConnHdlr { |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 254 | f_rsl_transceive(ts_RSL_RF_CHAN_REL(g_chan_nr), tr_RSL_RF_CHAN_REL_ACK(g_chan_nr), |
| 255 | "RF CHAN REL"); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 256 | } |
| 257 | |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 258 | private template ConnHdlrPars t_Pars(template RslChannelNr chan_nr, |
| 259 | template RSL_IE_ChannelMode chan_mode, |
| 260 | float t_guard := 20.0) := { |
| 261 | chan_nr := valueof(chan_nr), |
| 262 | chan_mode := valueof(chan_mode), |
| 263 | t_guard := t_guard, |
| 264 | l1_pars := { |
| 265 | dtx_enabled := false, |
| 266 | meas_ul := { |
| 267 | full := { |
| 268 | rxlev := dbm2rxlev(-53), |
| 269 | rxqual := 0 |
| 270 | }, |
| 271 | sub := { |
| 272 | rxlev := dbm2rxlev(-53), |
| 273 | rxqual := 0 |
| 274 | } |
| 275 | }, |
| 276 | timing_offset_256syms := 0, |
| 277 | bs_power_level := 0, |
| 278 | ms_power_level := 0, |
| 279 | ms_actual_ta := 0 |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | /* Stress test: Do 500 channel activations/deactivations in rapid succession */ |
| 284 | function f_TC_chan_act_stress(charstring id) runs on ConnHdlr { |
| 285 | for (var integer i := 0; i < 500; i := i+1) { |
| 286 | f_rsl_chan_act(g_pars.chan_mode); |
| 287 | f_rsl_chan_deact(); |
| 288 | } |
| 289 | setverdict(pass); |
| 290 | } |
| 291 | testcase TC_chan_act_stress() runs on test_CT { |
| 292 | var ConnHdlr vc_conn; |
| 293 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 294 | f_init(testcasename()); |
| 295 | vc_conn := f_start_handler(refers(f_TC_chan_act_stress), pars); |
| 296 | vc_conn.done; |
| 297 | } |
| 298 | |
| 299 | /* Test if re-activation of an already active channel fails as expected */ |
| 300 | function f_TC_chan_act_react(charstring id) runs on ConnHdlr { |
| 301 | f_rsl_chan_act(g_pars.chan_mode); |
| 302 | /* attempt to activate the same lchan again -> expect reject */ |
| 303 | RSL.send(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode)); |
| 304 | alt { |
| 305 | [] RSL.receive(tr_RSL_CHAN_ACT_ACK(g_chan_nr)) { |
| 306 | setverdict(fail, "Unexpected CHAN ACT ACK on double activation"); |
| 307 | } |
| 308 | [] RSL.receive(tr_RSL_CHAN_ACT_NACK(g_chan_nr)) { |
| 309 | setverdict(pass); |
| 310 | } |
| 311 | } |
| 312 | f_rsl_chan_deact(); |
| 313 | } |
| 314 | testcase TC_chan_act_react() runs on test_CT { |
| 315 | var ConnHdlr vc_conn; |
| 316 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 317 | f_init(testcasename()); |
| 318 | vc_conn := f_start_handler(refers(f_TC_chan_act_react), pars); |
| 319 | vc_conn.done; |
| 320 | } |
| 321 | |
| 322 | /* Attempt to de-activate a channel that's not active */ |
| 323 | function f_TC_chan_deact_not_active(charstring id) runs on ConnHdlr { |
| 324 | timer T := 3.0; |
| 325 | RSL.send(ts_RSL_RF_CHAN_REL(g_chan_nr)); |
| 326 | T.start; |
| 327 | alt { |
| 328 | [] RSL.receive(tr_RSL_RF_CHAN_REL_ACK(g_chan_nr)) { |
| 329 | setverdict(pass); |
| 330 | } |
| 331 | [] T.timeout { |
| 332 | setverdict(fail, "Timeout expecting RF_CHAN_REL_ACK"); |
| 333 | } |
| 334 | } |
| 335 | } |
| 336 | testcase TC_chan_deact_not_active() runs on test_CT { |
| 337 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 338 | f_init(testcasename()); |
| 339 | var ConnHdlr vc_conn := f_start_handler(refers(f_TC_chan_deact_not_active), pars); |
| 340 | vc_conn.done; |
| 341 | } |
| 342 | |
| 343 | /* attempt to activate channel with wrong RSL Channel Nr IE; expect NACK */ |
| 344 | function f_TC_chan_act_wrong_nr(charstring id) runs on ConnHdlr { |
| 345 | RSL.send(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode)); |
| 346 | alt { |
| 347 | [] RSL.receive(tr_RSL_CHAN_ACT_ACK(g_chan_nr)) { |
| 348 | setverdict(fail, "Unexpected CHAN ACT ACK"); |
| 349 | } |
| 350 | [] RSL.receive(tr_RSL_CHAN_ACT_NACK(g_chan_nr)) { |
| 351 | setverdict(pass); |
| 352 | } |
| 353 | } |
| 354 | } |
| 355 | private type record WrongChanNrCase { |
| 356 | RslChannelNr chan_nr, |
| 357 | charstring description |
| 358 | } |
| 359 | private type record of WrongChanNrCase WrongChanNrCases; |
| 360 | private template WrongChanNrCase t_WCN(template RslChannelNr chan_nr, charstring desc) := { |
| 361 | chan_nr := chan_nr, |
| 362 | description := desc |
| 363 | } |
| 364 | |
| 365 | testcase TC_chan_act_wrong_nr() runs on test_CT { |
| 366 | var ConnHdlr vc_conn; |
| 367 | var ConnHdlrPars pars; |
| 368 | |
| 369 | f_init(testcasename()); |
| 370 | |
| 371 | var WrongChanNrCases wrong := { |
| 372 | valueof(t_WCN(t_RslChanNr_RACH(0), "RACH is not a dedicated channel")), |
| 373 | valueof(t_WCN(t_RslChanNr_RACH(1), "RACH doesn't exist on timeslot")), |
| 374 | valueof(t_WCN(t_RslChanNr_BCCH(0), "BCCH is not a dedicated channel")), |
| 375 | valueof(t_WCN(t_RslChanNr_PCH_AGCH(0), "PCH/AGCH is not a dedicated channel")), |
| 376 | valueof(t_WCN(t_RslChanNr_Bm(0), "TS0 cannot be TCH/F")), |
| 377 | valueof(t_WCN(t_RslChanNr_Lm(0, 0), "TS0 cannot be TCH/H")), |
| 378 | valueof(t_WCN(t_RslChanNr_Lm(0, 1), "TS0 cannot be TCH/H")), |
| 379 | valueof(t_WCN(t_RslChanNr_PDCH(0), "TS0 cannot be PDCH")), |
| 380 | valueof(t_WCN(t_RslChanNr_SDCCH8(0, 0), "TS0 cannot be SDCCH/8")), |
| 381 | valueof(t_WCN(t_RslChanNr_SDCCH8(0, 7), "TS0 cannot be SDCCH/8")), |
| 382 | valueof(t_WCN(t_RslChanNr_SDCCH4(7, 0), "TS7 cannot be SDCCH/4")), |
| 383 | valueof(t_WCN(t_RslChanNr_SDCCH4(7, 3), "TS7 cannot be SDCCH/4")), |
| 384 | valueof(t_WCN(t_RslChanNr_Lm(1, 0), "TS1 cannot be TCH/H")) |
| 385 | }; |
| 386 | |
| 387 | for (var integer i := 0; i < sizeof(wrong); i := i+1) { |
| 388 | pars := valueof(t_Pars(wrong[i].chan_nr, ts_RSL_ChanMode_SIGN)); |
| 389 | vc_conn := f_start_handler(refers(f_TC_chan_act_wrong_nr), pars); |
| 390 | vc_conn.done; |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | function f_TC_chan_req(charstring id) runs on ConnHdlr { |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 395 | f_l1_tune(L1CTL); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 396 | |
| 397 | RSL.clear; |
| 398 | //L1.send(DCCH_establish_req:{ra := 23}); |
| 399 | /* This arrives on CCHAN, so we cannot test here */ |
| 400 | //RSL.receive(tr_RSL_CHAN_RQD(int2oct(23,1))); |
| 401 | } |
| 402 | testcase TC_chan_req() runs on test_CT { |
| 403 | var ConnHdlr vc_conn; |
| 404 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 405 | f_init(testcasename()); |
| 406 | vc_conn := f_start_handler(refers(f_TC_chan_req), pars); |
| 407 | vc_conn.done; |
| 408 | } |
| 409 | |
| 410 | template LapdmAddressField ts_LapdmAddr(LapdmSapi sapi, boolean c_r) := { |
| 411 | spare := '0'B, |
| 412 | lpd := 0, |
| 413 | sapi := sapi, |
| 414 | c_r := c_r, |
| 415 | ea := true |
| 416 | } |
| 417 | |
| 418 | template LapdmFrameB ts_LAPDm_B(LapdmSapi sapi, boolean c_r, boolean p, octetstring pl) := { |
| 419 | addr := ts_LapdmAddr(sapi, c_r), |
| 420 | ctrl := t_LapdmCtrlUI(p), |
| 421 | len := 0, /* overwritten */ |
| 422 | m := false, |
| 423 | el := 1, |
| 424 | payload := pl |
| 425 | } |
| 426 | |
| 427 | /* handle incoming downlink SACCH and respond with uplink SACCH (meas res) */ |
| 428 | altstep as_l1_sacch() runs on ConnHdlr { |
| 429 | var L1ctlDlMessage l1_dl; |
| 430 | [] L1CTL.receive(t_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(?))) -> value l1_dl { |
| 431 | log("SACCH received: ", l1_dl.payload.data_ind.payload); |
| 432 | var GsmRrL3Message meas_rep := valueof(ts_MEAS_REP(true, 23, 23, 0, 0, omit)); |
| 433 | var LapdmFrameB lb := valueof(ts_LAPDm_B(0, false, false, enc_GsmRrL3Message(meas_rep))); |
| 434 | log("LAPDm: ", lb); |
| 435 | var octetstring pl := '0000'O & enc_LapdmFrameB(lb); |
| 436 | L1CTL.send(t_L1CTL_DATA_REQ(g_chan_nr, ts_RslLinkID_SACCH(0), pl)); |
| 437 | repeat; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | altstep as_l1_dcch() runs on ConnHdlr { |
| 442 | var L1ctlDlMessage l1_dl; |
| 443 | [] L1CTL.receive(t_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_DCCH(?))) -> value l1_dl { |
| 444 | log("DCCH received: ", l1_dl.payload.data_ind.payload); |
| 445 | var octetstring pl := '010301'O; |
| 446 | L1CTL.send(t_L1CTL_DATA_REQ(g_chan_nr, ts_RslLinkID_DCCH(0), pl)); |
| 447 | repeat; |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | type record MeasElem { |
| 452 | uint6_t rxlev, |
| 453 | uint3_t rxqual |
| 454 | } |
| 455 | |
| 456 | type record MeasElemFS { |
| 457 | MeasElem full, |
| 458 | MeasElem sub |
| 459 | } |
| 460 | |
| 461 | type record ConnL1Pars { |
| 462 | boolean dtx_enabled, |
| 463 | MeasElemFS meas_ul, |
| 464 | int16_t timing_offset_256syms, |
| 465 | uint5_t bs_power_level, |
| 466 | uint5_t ms_power_level, |
| 467 | uint8_t ms_actual_ta |
| 468 | } |
| 469 | |
| 470 | /* Convert tiing offset from 1/256th symbol to RSL Timing Offset */ |
| 471 | private function toffs256s_to_rsl(int16_t toffs256s) return uint8_t { |
| 472 | return 63 + (toffs256s/256); |
| 473 | } |
| 474 | |
| 475 | /* build a template for matching measurement results against */ |
| 476 | private function f_build_meas_res_tmpl() runs on ConnHdlr return template RSL_Message { |
| 477 | var ConnL1Pars l1p := g_pars.l1_pars; |
| 478 | var template RSL_IE_UplinkMeas ul_meas := { |
| 479 | len := 3, |
| 480 | rfu := '0'B, |
| 481 | dtx_d := l1p.dtx_enabled, |
| 482 | rxlev_f_u := l1p.meas_ul.full.rxlev, |
| 483 | reserved1 := '00'B, |
| 484 | rxlev_s_u := l1p.meas_ul.sub.rxlev, |
| 485 | reserved2 := '00'B, |
| 486 | rxq_f_u := l1p.meas_ul.full.rxqual, |
| 487 | rxq_s_u := l1p.meas_ul.sub.rxqual, |
| 488 | supp_meas_info := omit |
| 489 | }; |
| 490 | /* HACK HACK HACK FIXME HACK HACK HACK see https://osmocom.org/issues/2988 */ |
| 491 | ul_meas.rxlev_f_u := ?; |
| 492 | ul_meas.rxlev_s_u := ?; |
| 493 | ul_meas.rxq_f_u := ?; |
| 494 | ul_meas.rxq_s_u := ?; |
| 495 | var template RSL_IE_BS_Power bs_power := { |
| 496 | reserved := 0, |
| 497 | epc := false, |
| 498 | fpc := false, |
| 499 | power_level := l1p.bs_power_level |
| 500 | }; |
| 501 | var template RSL_IE_L1Info l1_info := { |
| 502 | ms_power_lvl := l1p.ms_power_level, |
| 503 | fpc := false, |
| 504 | reserved := 0, |
| 505 | actual_ta := l1p.ms_actual_ta |
| 506 | }; |
| 507 | var uint8_t offs := toffs256s_to_rsl(l1p.timing_offset_256syms); |
| 508 | var template uint8_t t_toffs := (offs-1 .. offs+1); /* some tolerance */ |
| 509 | return tr_RSL_MEAS_RES_OSMO(g_chan_nr, g_next_meas_res_nr, ul_meas, bs_power, l1_info, |
| 510 | ?, t_toffs); |
| 511 | } |
| 512 | |
| 513 | /* verify we regularly receive measurement reports with incrementing numbers */ |
| 514 | altstep as_meas_res() runs on ConnHdlr { |
| 515 | var RSL_Message rsl; |
| 516 | [] RSL.receive(f_build_meas_res_tmpl()) -> value rsl { |
| 517 | /* increment counter of next to-be-expected meas rep */ |
| 518 | g_next_meas_res_nr := (g_next_meas_res_nr + 1) mod 256; |
| 519 | /* Re-start the timer expecting the next MEAS RES */ |
| 520 | g_Tmeas_exp.start; |
| 521 | repeat; |
| 522 | } |
| 523 | [] RSL.receive(tr_RSL_MEAS_RES(g_chan_nr, g_next_meas_res_nr)) -> value rsl { |
| 524 | setverdict(fail, "Received unspecific MEAS RES ", rsl); |
| 525 | self.stop; |
| 526 | } |
| 527 | [] RSL.receive(tr_RSL_MEAS_RES(?)) -> value rsl { |
| 528 | setverdict(fail, "Received unexpected MEAS RES ", rsl); |
| 529 | self.stop; |
| 530 | } |
| 531 | [] g_Tmeas_exp.timeout { |
| 532 | setverdict(fail, "Didn't receive expected measurement result") |
| 533 | self.stop; |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | /* Establish dedicated channel: L1CTL + RSL side */ |
| 538 | private function f_est_dchan() runs on ConnHdlr { |
| 539 | var GsmFrameNumber fn; |
| 540 | var ImmediateAssignment imm_ass; |
| 541 | var integer ra := 23; |
| 542 | |
| 543 | fn := f_L1CTL_RACH(L1CTL, ra); |
| 544 | /* This arrives on CCHAN, so we cannot test for receiving CHAN RQDhere */ |
| 545 | //RSL.receive(tr_RSL_CHAN_RQD(int2oct(23,1))); |
| 546 | |
| 547 | /* Activate channel on BTS side */ |
| 548 | f_rsl_chan_act(g_pars.chan_mode); |
| 549 | |
| 550 | /* Send IMM.ASS via CCHAN */ |
| 551 | var ChannelDescription ch_desc := { |
| 552 | chan_nr := g_pars.chan_nr, |
| 553 | tsc := 7, |
| 554 | h := false, |
| 555 | arfcn := mp_trx0_arfcn, |
| 556 | maio_hsn := omit |
| 557 | }; |
| 558 | var MobileAllocation ma := { |
| 559 | len := 0, |
| 560 | ma := ''B |
| 561 | }; |
| 562 | var GsmRrMessage rr_msg := valueof(ts_IMM_ASS(ra, fn, 0, ch_desc, ma)); |
| 563 | RSL.send(ts_RSL_IMM_ASSIGN(enc_GsmRrMessage(rr_msg))); |
| 564 | |
| 565 | /* receive IMM.ASS on MS side */ |
| 566 | var ImmediateAssignment ia_um; |
| 567 | ia_um := f_L1CTL_WAIT_IMM_ASS(L1CTL, ra, fn); |
| 568 | /* enable dedicated mode */ |
| 569 | f_L1CTL_DM_EST_REQ_IA(L1CTL, ia_um); |
| 570 | } |
| 571 | |
| 572 | /* establish DChan, verify existance + contents of measurement reports */ |
| 573 | function f_TC_meas_res_periodic(charstring id) runs on ConnHdlr { |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 574 | f_l1_tune(L1CTL); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 575 | RSL.clear; |
| 576 | |
| 577 | g_pars.l1_pars.meas_ul.full.rxlev := dbm2rxlev(-100); |
| 578 | g_pars.l1_pars.meas_ul.sub.rxlev := g_pars.l1_pars.meas_ul.full.rxlev; |
| 579 | f_trxc_fake_rssi(100); |
| 580 | |
| 581 | g_pars.l1_pars.timing_offset_256syms := 512; /* 2 symbols */ |
| 582 | f_trx_fake_toffs256(g_pars.l1_pars.timing_offset_256syms); |
| 583 | |
| 584 | f_est_dchan(); |
| 585 | |
| 586 | /* run for a number of seconds, send SACCH + FACCH from MS side and verify |
| 587 | * RSL measurement reports on Abis side */ |
| 588 | timer T := 8.0; |
| 589 | T.start; |
| 590 | alt { |
| 591 | [] as_l1_sacch(); |
| 592 | [] as_meas_res(); |
| 593 | [] as_l1_dcch(); |
| 594 | [] L1CTL.receive { repeat; } |
| 595 | [g_Tmeas_exp.running] T.timeout { |
| 596 | /* as_meas_res() would have done setverdict(fail) / self.stop in case |
| 597 | * of any earlier errors, so if we reach this timeout, we're good */ |
| 598 | setverdict(pass); |
| 599 | } |
| 600 | [] T.timeout { |
| 601 | setverdict(fail, "No MEAS RES received at all"); |
| 602 | } |
| 603 | } |
| 604 | f_rsl_chan_deact(); |
| 605 | } |
| 606 | testcase TC_meas_res_sign_tchf() runs on test_CT { |
| 607 | var ConnHdlr vc_conn; |
| 608 | var ConnHdlrPars pars; |
| 609 | f_init(testcasename()); |
| 610 | for (var integer tn := 1; tn <= 4; tn := tn+1) { |
| 611 | pars := valueof(t_Pars(t_RslChanNr_Bm(tn), ts_RSL_ChanMode_SIGN)); |
| 612 | vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars); |
| 613 | vc_conn.done; |
| 614 | } |
| 615 | } |
| 616 | testcase TC_meas_res_sign_tchh() runs on test_CT { |
| 617 | var ConnHdlr vc_conn; |
| 618 | var ConnHdlrPars pars; |
| 619 | f_init(testcasename()); |
| 620 | for (var integer ss := 0; ss <= 1; ss := ss+1) { |
| 621 | pars := valueof(t_Pars(t_RslChanNr_Lm(5, ss), ts_RSL_ChanMode_SIGN)); |
| 622 | vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars); |
| 623 | vc_conn.done; |
| 624 | } |
| 625 | } |
| 626 | testcase TC_meas_res_sign_sdcch4() runs on test_CT { |
| 627 | var ConnHdlr vc_conn; |
| 628 | var ConnHdlrPars pars; |
| 629 | f_init(testcasename()); |
| 630 | for (var integer ss := 0; ss <= 3; ss := ss+1) { |
| 631 | pars := valueof(t_Pars(t_RslChanNr_SDCCH4(0, ss), ts_RSL_ChanMode_SIGN)); |
| 632 | vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars); |
| 633 | vc_conn.done; |
| 634 | } |
| 635 | } |
| 636 | testcase TC_meas_res_sign_sdcch8() runs on test_CT { |
| 637 | var ConnHdlr vc_conn; |
| 638 | var ConnHdlrPars pars; |
| 639 | f_init(testcasename()); |
| 640 | for (var integer ss := 0; ss <= 7; ss := ss+1) { |
| 641 | pars := valueof(t_Pars(t_RslChanNr_SDCCH8(6, ss), ts_RSL_ChanMode_SIGN)); |
| 642 | vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars); |
| 643 | vc_conn.done; |
| 644 | } |
| 645 | } |
| 646 | |
| 647 | /* Test if a channel without valid uplink bursts generates RSL CONN FAIL IND */ |
| 648 | private function f_TC_conn_fail_crit(charstring id) runs on ConnHdlr { |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 649 | f_l1_tune(L1CTL); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 650 | RSL.clear; |
| 651 | |
| 652 | f_est_dchan(); |
| 653 | f_sleep(2.0); |
| 654 | L1CTL.send(t_L1CTL_DM_REL_REQ(g_chan_nr)); |
| 655 | |
| 656 | timer T := 40.0; |
| 657 | T.start; |
| 658 | alt { |
| 659 | [] RSL.receive(tr_RSL_CONN_FAIL_IND(g_chan_nr, ?)) { |
| 660 | setverdict(pass) |
| 661 | } |
| 662 | [] RSL.receive { repeat }; |
| 663 | [] T.timeout { |
| 664 | setverdict(fail, "No CONN FAIL IND received"); |
| 665 | } |
| 666 | } |
| 667 | f_rsl_chan_deact(); |
| 668 | } |
| 669 | testcase TC_conn_fail_crit() runs on test_CT { |
| 670 | var ConnHdlr vc_conn; |
| 671 | var ConnHdlrPars pars; |
| 672 | f_init(testcasename()); |
| 673 | pars := valueof(t_Pars(t_RslChanNr_SDCCH8(6, 3), ts_RSL_ChanMode_SIGN)); |
| 674 | pars.t_guard := 60.0; |
| 675 | vc_conn := f_start_handler(refers(f_TC_conn_fail_crit), pars); |
| 676 | vc_conn.done; |
| 677 | } |
| 678 | |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 679 | function tmsi_is_dummy(TMSIP_TMSI_V tmsi) return boolean { |
| 680 | if (tmsi == 'FFFFFFFF'O) { |
| 681 | return true; |
| 682 | } else { |
| 683 | return false; |
| 684 | } |
| 685 | } |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 686 | |
| 687 | |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 688 | altstep as_l1_count_paging(inout integer num_paging_rcv_msgs, inout integer num_paging_rcv_ids) |
| 689 | runs on test_CT { |
| 690 | var L1ctlDlMessage dl; |
| 691 | [] L1CTL.receive(t_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0), ?, c_DummyUI)) { |
| 692 | repeat; |
| 693 | } |
| 694 | [] L1CTL.receive(t_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0))) -> value dl { |
| 695 | var octetstring without_plen := |
| 696 | substr(dl.payload.data_ind.payload, 1, lengthof(dl.payload.data_ind.payload)-1); |
| 697 | var PDU_ML3_NW_MS rr := dec_PDU_ML3_NW_MS(without_plen); |
| 698 | if (match(rr, tr_PAGING_REQ1)) { |
| 699 | num_paging_rcv_msgs := num_paging_rcv_msgs + 1; |
| 700 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 701 | if (isvalue(rr.msgs.rrm.pagingReq_Type1.mobileIdentity2)) { |
| 702 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 703 | } |
| 704 | } else if (match(rr, tr_PAGING_REQ2)) { |
| 705 | num_paging_rcv_msgs := num_paging_rcv_msgs + 1; |
| 706 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type2.mobileIdentity1)) { |
| 707 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 708 | } |
| 709 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type2.mobileIdentity2)) { |
| 710 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 711 | } |
| 712 | if (isvalue(rr.msgs.rrm.pagingReq_Type2.mobileIdentity3)) { |
| 713 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 714 | } |
| 715 | } else if (match(rr, tr_PAGING_REQ3)) { |
| 716 | num_paging_rcv_msgs := num_paging_rcv_msgs + 1; |
| 717 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity1)) { |
| 718 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 719 | } |
| 720 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity2)) { |
| 721 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 722 | } |
| 723 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity3)) { |
| 724 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 725 | } |
| 726 | if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity4)) { |
| 727 | num_paging_rcv_ids := num_paging_rcv_ids + 1; |
| 728 | } |
| 729 | } |
| 730 | repeat; |
| 731 | } |
| 732 | } |
| 733 | |
| 734 | type record PagingTestCfg { |
| 735 | boolean combined_ccch, |
| 736 | integer bs_ag_blks_res, |
| 737 | float load_factor, |
| 738 | boolean exp_load_ind, |
| 739 | boolean exp_overload, |
| 740 | boolean use_tmsi |
| 741 | } |
| 742 | |
| 743 | type record PagingTestState { |
| 744 | integer num_paging_sent, |
| 745 | integer num_paging_rcv_msgs, |
| 746 | integer num_paging_rcv_ids, |
| 747 | integer num_overload |
| 748 | } |
| 749 | |
| 750 | /* receive + ignore RSL RF RES IND */ |
| 751 | altstep as_rsl_res_ind() runs on test_CT { |
| 752 | [] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_RF_RES_IND)) { |
| 753 | repeat; |
| 754 | } |
| 755 | } |
| 756 | |
| 757 | /* Helper function for paging related testing */ |
| 758 | private function f_TC_paging(PagingTestCfg cfg) runs on test_CT return PagingTestState { |
| 759 | f_init(testcasename()); |
| 760 | f_init_l1ctl(); |
| 761 | f_l1_tune(L1CTL); |
| 762 | |
| 763 | var PagingTestState st := { |
| 764 | num_paging_sent := 0, |
| 765 | num_paging_rcv_msgs := 0, |
| 766 | num_paging_rcv_ids := 0, |
| 767 | num_overload := 0 |
| 768 | }; |
| 769 | |
| 770 | var float max_pch_blocks_per_sec := f_pch_block_rate_est(cfg.combined_ccch, cfg.bs_ag_blks_res); |
| 771 | var float max_pch_imsi_per_sec; |
| 772 | if (cfg.use_tmsi) { |
| 773 | max_pch_imsi_per_sec := max_pch_blocks_per_sec * 4.0; /* Type 3 */ |
| 774 | } else { |
| 775 | max_pch_imsi_per_sec := max_pch_blocks_per_sec * 2.0; /* Type 1 */ |
| 776 | } |
| 777 | var float pch_blocks_per_sec := max_pch_imsi_per_sec * cfg.load_factor; |
| 778 | var float interval := 1.0 / pch_blocks_per_sec; |
| 779 | log("pch_blocks_per_sec=", pch_blocks_per_sec, " interval=", interval); |
| 780 | |
| 781 | for (var integer i := 0; i < float2int(20.0/interval); i := i+1) { |
| 782 | /* build mobile Identity */ |
| 783 | var MobileL3_CommonIE_Types.MobileIdentityLV mi; |
| 784 | if (cfg.use_tmsi) { |
| 785 | mi := valueof(ts_MI_TMSI_LV(f_rnd_octstring(4))); |
| 786 | } else { |
| 787 | mi := valueof(ts_MI_IMSI_LV(f_gen_imsi(i))); |
| 788 | } |
| 789 | var octetstring mi_enc_lv := enc_MobileIdentityLV(mi); |
| 790 | var octetstring mi_enc := substr(mi_enc_lv, 1, lengthof(mi_enc_lv)-1); |
| 791 | |
| 792 | /* Send RSL PAGING COMMAND */ |
| 793 | RSL_CCHAN.send(ts_RSL_UD(ts_RSL_PAGING_CMD(mi_enc, i mod 4))); |
| 794 | st.num_paging_sent := st.num_paging_sent + 1; |
| 795 | |
| 796 | /* Wait for interval to next PAGING COMMAND */ |
| 797 | timer T_itv := interval; |
| 798 | T_itv.start; |
| 799 | alt { |
| 800 | /* check for presence of CCCH LOAD IND (paging load) */ |
| 801 | [cfg.exp_overload] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(0))) { |
| 802 | st.num_overload := st.num_overload + 1; |
| 803 | repeat; |
| 804 | } |
| 805 | [not cfg.exp_overload] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(0))) { |
| 806 | setverdict(fail, "Unexpected PCH Overload"); |
| 807 | } |
| 808 | [cfg.exp_load_ind] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND)) { |
| 809 | log("Rx LOAD_IND"); |
| 810 | /* FIXME: analyze/verify interval + contents */ |
| 811 | repeat; |
| 812 | } |
| 813 | /* check if paging requests arrive on Um side */ |
| 814 | [] as_l1_count_paging(st.num_paging_rcv_msgs, st.num_paging_rcv_ids); |
| 815 | [] L1CTL.receive { repeat; } |
| 816 | [] T_itv.timeout { } |
| 817 | [] as_rsl_res_ind(); |
| 818 | } |
| 819 | } |
| 820 | |
| 821 | /* wait for max 18s for paging queue to drain (size: 200, ~ 13 per s -> 15s) */ |
| 822 | timer T_wait := 18.0; |
| 823 | T_wait.start; |
| 824 | alt { |
| 825 | [] as_l1_count_paging(st.num_paging_rcv_msgs, st.num_paging_rcv_ids); |
| 826 | [] L1CTL.receive { repeat; } |
| 827 | /* 65535 == empty paging queue, we can terminate*/ |
| 828 | [] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(65535))) { } |
| 829 | [] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND)) { repeat; } |
| 830 | [] T_wait.timeout { |
| 831 | setverdict(fail, "Waiting for empty paging queue"); |
| 832 | } |
| 833 | [] as_rsl_res_ind(); |
| 834 | } |
| 835 | |
| 836 | log("num_paging_sent=", st.num_paging_sent, " rcvd_msgs=", st.num_paging_rcv_msgs, |
| 837 | " rcvd_ids=", st.num_paging_rcv_ids); |
| 838 | return st; |
| 839 | } |
| 840 | |
| 841 | /* Create ~ 80% paging load (IMSI only) sustained for about 20s, verifying that |
| 842 | * - the number of Mobile Identities on Um PCH match the number of pages on RSL |
| 843 | * - that CCCH LOAD IND (PCH) are being generated |
| 844 | * - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */ |
| 845 | testcase TC_paging_imsi_80percent() runs on test_CT { |
| 846 | var PagingTestCfg cfg := { |
| 847 | combined_ccch := true, |
| 848 | bs_ag_blks_res := 1, |
| 849 | load_factor := 0.8, |
| 850 | exp_load_ind := true, |
| 851 | exp_overload := false, |
| 852 | use_tmsi := false |
| 853 | }; |
| 854 | var PagingTestState st := f_TC_paging(cfg); |
| 855 | if (st.num_paging_sent != st.num_paging_rcv_ids) { |
| 856 | setverdict(fail, "Expected ", st.num_paging_sent, " pagings but have ", |
| 857 | st.num_paging_rcv_ids); |
| 858 | } else { |
| 859 | setverdict(pass); |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | /* Create ~ 80% paging load (TMSI only) sustained for about 20s, verifying that |
| 864 | * - the number of Mobile Identities on Um PCH match the number of pages on RSL |
| 865 | * - that CCCH LOAD IND (PCH) are being generated |
| 866 | * - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */ |
| 867 | testcase TC_paging_tmsi_80percent() runs on test_CT { |
| 868 | var PagingTestCfg cfg := { |
| 869 | combined_ccch := true, |
| 870 | bs_ag_blks_res := 1, |
| 871 | load_factor := 0.8, |
| 872 | exp_load_ind := true, |
| 873 | exp_overload := false, |
| 874 | use_tmsi := true |
| 875 | }; |
| 876 | var PagingTestState st := f_TC_paging(cfg); |
| 877 | if (st.num_paging_sent != st.num_paging_rcv_ids) { |
| 878 | setverdict(fail, "Expected ", st.num_paging_sent, " pagings but have ", |
| 879 | st.num_paging_rcv_ids); |
| 880 | } else { |
| 881 | setverdict(pass); |
| 882 | } |
| 883 | } |
| 884 | |
| 885 | /* Create ~ 200% paging load (IMSI only) sustained for about 20s, verifying that |
| 886 | * - the number of Mobile Identities on Um PCH are ~ 82% of the number of pages on RSL |
| 887 | * - that CCCH LOAD IND (PCH) are being generated and reach 0 at some point |
| 888 | * - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */ |
| 889 | testcase TC_paging_imsi_200percent() runs on test_CT { |
| 890 | var PagingTestCfg cfg := { |
| 891 | combined_ccch := true, |
| 892 | bs_ag_blks_res := 1, |
| 893 | load_factor := 2.0, |
| 894 | exp_load_ind := true, |
| 895 | exp_overload := true, |
| 896 | use_tmsi := false |
| 897 | }; |
| 898 | var PagingTestState st := f_TC_paging(cfg); |
| 899 | /* We expect about 80-85% to pass, given that we can fill the paging buffer of 200 |
| 900 | * slots and will fully drain that buffer before returning */ |
| 901 | var template integer tpl := (st.num_paging_sent*80/100 .. st.num_paging_sent *85/100); |
| 902 | if (not match(st.num_paging_rcv_ids, tpl)) { |
| 903 | setverdict(fail, "Expected ", tpl, " pagings but have ", st.num_paging_rcv_ids); |
| 904 | } else { |
| 905 | setverdict(pass); |
| 906 | } |
| 907 | } |
| 908 | |
| 909 | /* Create ~ 200% paging load (TMSI only) sustained for about 20s, verifying that |
| 910 | * - the number of Mobile Identities on Um PCH are ~ 82% of the number of pages on RSL |
| 911 | * - that CCCH LOAD IND (PCH) are being generated and reach 0 at some point |
| 912 | * - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */ |
| 913 | testcase TC_paging_tmsi_200percent() runs on test_CT { |
| 914 | var PagingTestCfg cfg := { |
| 915 | combined_ccch := true, |
| 916 | bs_ag_blks_res := 1, |
| 917 | load_factor := 2.0, |
| 918 | exp_load_ind := true, |
| 919 | exp_overload := true, |
| 920 | use_tmsi := true |
| 921 | }; |
| 922 | var PagingTestState st := f_TC_paging(cfg); |
| 923 | /* We expect about 70% to pass, given that we can fill the paging buffer of 200 |
| 924 | * slots and will fully drain that buffer before returning */ |
| 925 | var template integer tpl := (st.num_paging_sent*68/100 .. st.num_paging_sent *72/100); |
| 926 | if (not match(st.num_paging_rcv_ids, tpl)) { |
| 927 | setverdict(fail, "Expected ", tpl, " pagings but have ", st.num_paging_rcv_ids); |
| 928 | } else { |
| 929 | setverdict(pass); |
| 930 | } |
| 931 | } |
| 932 | |
| 933 | |
| 934 | testcase TC_imm_ass() runs on test_CT { |
| 935 | f_init(testcasename()); |
| 936 | for (var integer i := 0; i < 1000; i := i+1) { |
| 937 | var octetstring ia_enc := f_rnd_octstring(8); |
| 938 | RSL_CCHAN.send(ts_RSL_UD(ts_RSL_IMM_ASSIGN(ia_enc, 0))); |
| 939 | f_sleep(0.02); |
| 940 | } |
| 941 | /* FIXME: check if imm.ass arrive on Um side */ |
| 942 | /* FIXME: check for DELETE INDICATION */ |
| 943 | f_sleep(100.0); |
| 944 | } |
| 945 | |
| 946 | testcase TC_bcch_info() runs on test_CT { |
| 947 | f_init(testcasename()); |
| 948 | /* FIXME: enable / disable individual BCCH info */ |
| 949 | //ts_RSL_BCCH_INFO(si_type, info); |
| 950 | /* expect no ERROR REPORT after either of them * |
| 951 | /* negative test: ensure ERROR REPORT on unsupported types */ |
| 952 | } |
| 953 | |
Harald Welte | 01d982c | 2018-02-25 01:31:40 +0100 | [diff] [blame] | 954 | private function f_exp_err_rep(template RSL_Cause cause) runs on test_CT { |
| 955 | timer T := 5.0; |
| 956 | T.start; |
| 957 | alt { |
| 958 | [] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_ERROR_REPORT(cause))) { |
| 959 | setverdict(pass); |
| 960 | } |
| 961 | [] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_ERROR_REPORT(?))) { |
| 962 | setverdict(fail, "Wrong cause in RSL ERR REP"); |
| 963 | } |
| 964 | [] RSL_CCHAN.receive { |
| 965 | repeat; |
| 966 | } |
| 967 | [] T.timeout { |
| 968 | setverdict(fail, "Timeout waiting for RSL ERR REP"); |
| 969 | } |
| 970 | } |
| 971 | } |
| 972 | |
| 973 | /* Provoke a protocol error (message too short) and match on ERROR REPORT */ |
| 974 | testcase TC_rsl_protocol_error() runs on test_CT { |
| 975 | f_init(testcasename()); |
| 976 | var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O)); |
| 977 | rsl.ies := omit; |
| 978 | RSL_CCHAN.send(ts_RSL_UD(rsl)); |
| 979 | |
| 980 | f_exp_err_rep(RSL_ERR_PROTO); |
| 981 | } |
| 982 | |
| 983 | /* Provoke a mandatory IE error and match on ERROR REPORT */ |
| 984 | testcase TC_rsl_mand_ie_error() runs on test_CT { |
| 985 | f_init(testcasename()); |
| 986 | |
| 987 | var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O)); |
| 988 | rsl.ies := { rsl.ies[0] }; |
| 989 | RSL_CCHAN.send(ts_RSL_UD(rsl)); |
| 990 | |
| 991 | f_exp_err_rep(RSL_ERR_MAND_IE_ERROR); |
| 992 | } |
| 993 | |
| 994 | /* Provoke an IE content error and match on ERROR REPORT */ |
| 995 | testcase TC_rsl_ie_content_error() runs on test_CT { |
| 996 | f_init(testcasename()); |
| 997 | var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O)); |
| 998 | rsl.ies[1].body.sysinfo_type := RSL_SYSTEM_INFO_5; |
| 999 | RSL_CCHAN.send(ts_RSL_UD(rsl)); |
| 1000 | |
| 1001 | f_exp_err_rep(RSL_ERR_IE_CONTENT); |
| 1002 | } |
| 1003 | |
Harald Welte | a871a38 | 2018-02-25 02:03:14 +0100 | [diff] [blame] | 1004 | /* Send IPA DLCX to inactive lchan */ |
| 1005 | function f_TC_ipa_dlcx_not_active(charstring id) runs on ConnHdlr { |
Harald Welte | 1eba374 | 2018-02-25 12:48:14 +0100 | [diff] [blame] | 1006 | f_rsl_transceive(ts_RSL_IPA_DLCX(g_chan_nr, 0), tr_RSL_IPA_DLCX_ACK(g_chan_nr, ?, ?), |
| 1007 | "IPA DLCX ACK"); |
Harald Welte | a871a38 | 2018-02-25 02:03:14 +0100 | [diff] [blame] | 1008 | } |
| 1009 | testcase TC_ipa_dlcx_not_active() runs on test_CT { |
| 1010 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 1011 | f_init(testcasename()); |
| 1012 | var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_dlcx_not_active), pars); |
| 1013 | vc_conn.done; |
| 1014 | } |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 1015 | |
Harald Welte | a3f1df9 | 2018-02-25 12:49:55 +0100 | [diff] [blame^] | 1016 | /* Send IPA CRCX twice to inactive lchan */ |
| 1017 | function f_TC_ipa_crcx_twice_not_active(charstring id) runs on ConnHdlr { |
| 1018 | f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_ACK(g_chan_nr, ?, ?, ?), |
| 1019 | "IPA CRCX ACK"); |
| 1020 | f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_NACK(g_chan_nr, RSL_ERR_RES_UNAVAIL), |
| 1021 | "IPA CRCX NACK"); |
| 1022 | } |
| 1023 | testcase TC_ipa_crcx_twice_not_active() runs on test_CT { |
| 1024 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 1025 | f_init(testcasename()); |
| 1026 | var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_crcx_twice_not_active), pars); |
| 1027 | vc_conn.done; |
| 1028 | } |
| 1029 | |
| 1030 | /* Regular sequence of CRCX/MDCX/DLCX */ |
| 1031 | function f_TC_ipa_crcx_mdcx_dlcx_not_active(charstring id) runs on ConnHdlr { |
| 1032 | f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_ACK(g_chan_nr, ?, ?, ?), |
| 1033 | "IPA CRCX ACK"); |
| 1034 | var uint32_t remote_ip := f_rnd_int(c_UINT32_MAX); |
| 1035 | var uint16_t remote_port := f_rnd_int(c_UINT16_MAX); |
| 1036 | var uint7_t rtp_pt2 := f_rnd_int(127); |
| 1037 | var uint16_t fake_conn_id := 23; /* we're too lazy to read it out from the CRCX ACK above */ |
| 1038 | f_rsl_transceive(ts_RSL_IPA_MDCX(g_chan_nr, fake_conn_id, remote_ip, remote_port, rtp_pt2), |
| 1039 | tr_RSL_IPA_MDCX_ACK(g_chan_nr, ?, ?, ?, rtp_pt2), |
| 1040 | "IPA MDCX ACK"); |
| 1041 | f_rsl_transceive(ts_RSL_IPA_DLCX(g_chan_nr, fake_conn_id), tr_RSL_IPA_DLCX_ACK(g_chan_nr, ?, ?), |
| 1042 | "IPA DLCX ACK"); |
| 1043 | } |
| 1044 | testcase TC_ipa_crcx_mdcx_dlcx_not_active() runs on test_CT { |
| 1045 | var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); |
| 1046 | f_init(testcasename()); |
| 1047 | var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_crcx_mdcx_dlcx_not_active), pars); |
| 1048 | vc_conn.done; |
| 1049 | } |
| 1050 | |
| 1051 | |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 1052 | /* TODO Areas: |
| 1053 | |
| 1054 | * channel activation |
| 1055 | ** with BS_Power / MS_Power, bypassing power control loop |
| 1056 | ** on primary vs. secondary TRX |
| 1057 | ** with encryption from initial activation on |
| 1058 | ** with timing advance from initial activation on |
| 1059 | * mode modify |
| 1060 | ** encryption |
| 1061 | ** multirate |
| 1062 | * check DEACTIVATE SACCH |
| 1063 | * encryption command / intricate logic about tx-only/tx+rx/... |
| 1064 | ** unsupported algorithm |
| 1065 | * handover detection |
| 1066 | * MS Power Control |
| 1067 | * BS Power Control |
| 1068 | * Physical Context |
| 1069 | * SACCH info modify |
| 1070 | * BCCH INFO (SI Broadcasting) |
| 1071 | * CCCH Load Indication for PCH and RACH |
| 1072 | * Delete Indication on AGCH overflow |
| 1073 | * SMS Broadcast Req / Cmd / CBCH LOad Ind |
| 1074 | * RF resource ind |
| 1075 | * IPA/speech related commands |
| 1076 | * error handling |
| 1077 | * discriminator error |
| 1078 | ** type error |
| 1079 | ** sequence error |
| 1080 | ** IE duplicated? |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 1081 | |
| 1082 | */ |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 1083 | |
| 1084 | control { |
| 1085 | execute( TC_chan_act_stress() ); |
| 1086 | execute( TC_chan_act_react() ); |
| 1087 | execute( TC_chan_deact_not_active() ); |
| 1088 | execute( TC_chan_act_wrong_nr() ); |
| 1089 | execute( TC_chan_req() ); |
| 1090 | execute( TC_meas_res_sign_tchf() ); |
| 1091 | execute( TC_meas_res_sign_tchh() ); |
| 1092 | execute( TC_meas_res_sign_sdcch4() ); |
| 1093 | execute( TC_meas_res_sign_sdcch8() ); |
| 1094 | execute( TC_conn_fail_crit() ); |
Harald Welte | 68e495b | 2018-02-25 00:05:57 +0100 | [diff] [blame] | 1095 | execute( TC_paging_imsi_80percent() ); |
| 1096 | execute( TC_paging_tmsi_80percent() ); |
| 1097 | execute( TC_paging_imsi_200percent() ); |
| 1098 | execute( TC_paging_tmsi_200percent() ); |
Harald Welte | 01d982c | 2018-02-25 01:31:40 +0100 | [diff] [blame] | 1099 | execute( TC_rsl_protocol_error() ); |
| 1100 | execute( TC_rsl_mand_ie_error() ); |
| 1101 | execute( TC_rsl_ie_content_error() ); |
Harald Welte | a871a38 | 2018-02-25 02:03:14 +0100 | [diff] [blame] | 1102 | execute( TC_ipa_dlcx_not_active() ); |
Harald Welte | a3f1df9 | 2018-02-25 12:49:55 +0100 | [diff] [blame^] | 1103 | execute( TC_ipa_crcx_twice_not_active() ); |
| 1104 | execute( TC_ipa_crcx_mdcx_dlcx_not_active() ); |
Harald Welte | 7076738 | 2018-02-21 12:16:40 +0100 | [diff] [blame] | 1105 | } |
| 1106 | |
| 1107 | |
| 1108 | } |