Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 1 | module SIP_Tests { |
| 2 | |
Harald Welte | 34b5a95 | 2019-05-27 11:54:11 +0200 | [diff] [blame] | 3 | /* osmo-sip-connector test suite in TTCN-3 |
| 4 | * (C) 2018-2019 Harald Welte <laforge@gnumonks.org> |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Released under the terms of GNU General Public License, Version 2 or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 11 | */ |
| 12 | |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 13 | import from General_Types all; |
| 14 | import from Osmocom_Types all; |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 15 | import from Native_Functions all; |
| 16 | import from Misc_Helpers all; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 17 | |
| 18 | import from Osmocom_CTRL_Functions all; |
| 19 | import from Osmocom_CTRL_Types all; |
| 20 | import from Osmocom_CTRL_Adapter all; |
| 21 | |
| 22 | import from TELNETasp_PortType all; |
| 23 | import from Osmocom_VTY_Functions all; |
| 24 | |
| 25 | import from MNCC_Emulation all; |
| 26 | import from MNCC_Types all; |
| 27 | |
| 28 | import from SDP_Types all; |
| 29 | |
| 30 | import from SIP_Emulation all; |
| 31 | import from SIPmsg_Types all; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 32 | import from SIP_Templates all; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 33 | |
| 34 | modulepar { |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 35 | charstring mp_local_host := "127.0.0.2"; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 36 | charstring mp_osmosip_host := "127.0.0.1"; |
| 37 | integer mp_osmosip_port_ctrl := -1; /* RFU */ |
| 38 | charstring mp_mncc := "/tmp/mncc"; |
| 39 | } |
| 40 | |
| 41 | type component test_CT extends CTRL_Adapter_CT { |
| 42 | var MNCC_Emulation_CT vc_MNCC; |
| 43 | var SIP_Emulation_CT vc_SIP; |
| 44 | |
| 45 | port TELNETasp_PT SIPVTY; |
| 46 | } |
| 47 | |
| 48 | type component ConnHdlr extends SIP_ConnHdlr, MNCC_ConnHdlr { |
| 49 | var ConnHdlrPars g_pars; |
| 50 | timer g_Tguard; |
| 51 | } |
| 52 | |
| 53 | type record ConnHdlrPars { |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 54 | float t_guard, |
| 55 | CallPars g_cp optional |
| 56 | } |
| 57 | |
| 58 | type record CallPars { |
| 59 | boolean is_mo, |
| 60 | charstring calling, |
| 61 | charstring called, |
| 62 | |
| 63 | uint32_t mncc_call_id optional, |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 64 | CallParsComputed comp optional, |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 65 | |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 66 | charstring sip_rtp_addr, |
| 67 | uint16_t sip_rtp_port, |
| 68 | charstring cn_rtp_addr, |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 69 | uint16_t cn_rtp_port, |
| 70 | |
| 71 | /* Send SDP to MNCC, and expect to receive SDP from MNCC. mncc_with_sdp := false tests legacy compatibility to |
| 72 | * the time when we did not include SDP in MNCC messages. mncc_with_sdp := true expects SDP to pass through the |
| 73 | * SUT osmo-sip-connector unchanged. */ |
| 74 | boolean mncc_with_sdp |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | type record CallParsComputed { |
| 78 | CallidString sip_call_id, |
| 79 | SipAddr sip_url_ext, |
| 80 | SipAddr sip_url_gsm, |
| 81 | charstring sip_body, |
| 82 | integer sip_seq_nr |
| 83 | } |
| 84 | |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 85 | private template (value) CallPars t_CallPars(boolean is_mo, boolean mncc_with_sdp := true) := { |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 86 | is_mo := is_mo, |
| 87 | calling := "12345", |
| 88 | called := "98766", |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 89 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 90 | mncc_call_id := omit, |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 91 | comp := omit, |
| 92 | sip_rtp_addr := "1.2.3.4", |
| 93 | sip_rtp_port := 1234, |
| 94 | cn_rtp_addr := "5.6.7.8", |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 95 | cn_rtp_port := 5678, |
| 96 | mncc_with_sdp := mncc_with_sdp |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | private function f_CallPars_compute(inout CallPars cp) { |
| 100 | if (cp.is_mo) { |
| 101 | cp.comp.sip_url_ext := valueof(ts_SipAddr(cp.called, mp_local_host, 5060)); |
| 102 | cp.comp.sip_url_gsm := valueof(ts_SipAddr(cp.calling, mp_osmosip_host, 5060)); |
| 103 | cp.mncc_call_id := f_rnd_int(429496725); |
| 104 | } else { |
| 105 | cp.comp.sip_url_ext := valueof(ts_SipAddr(cp.calling, mp_local_host, 5060)); |
| 106 | cp.comp.sip_url_gsm := valueof(ts_SipAddr(cp.called, mp_osmosip_host, 5060)); |
| 107 | cp.comp.sip_call_id := hex2str(f_rnd_hexstring(15)); |
| 108 | } |
| 109 | cp.comp.sip_seq_nr := f_rnd_int(4294967295); |
| 110 | cp.comp.sip_body := ""; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 111 | } |
| 112 | |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 113 | private function f_mgcp_addr2addrtype(charstring addr) return charstring { |
| 114 | for (var integer i := 0; i < lengthof(addr); i := i + 1) { |
| 115 | if (addr[i] == ":") { |
| 116 | return "IP6"; |
| 117 | } |
| 118 | } |
| 119 | return "IP4"; |
| 120 | } |
| 121 | |
| 122 | private function f_addrstr2addr(charstring addr) return octetstring { |
| 123 | if (f_addr_is_ipv6(addr)) { |
| 124 | return f_inet6_addr(addr); |
| 125 | } else { |
| 126 | return f_inet_addr(addr); |
| 127 | } |
| 128 | } |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 129 | |
| 130 | function f_init_mncc(charstring id) runs on test_CT { |
| 131 | id := id & "-MNCC"; |
| 132 | var MnccOps ops := { |
| 133 | create_cb := refers(MNCC_Emulation.ExpectedCreateCallback), |
| 134 | unitdata_cb := refers(MNCC_Emulation.DummyUnitdataCallback) |
| 135 | }; |
| 136 | |
| 137 | vc_MNCC := MNCC_Emulation_CT.create(id); |
| 138 | map(vc_MNCC:MNCC, system:MNCC_CODEC_PT); |
| 139 | vc_MNCC.start(MNCC_Emulation.main(ops, id, mp_mncc, true)); |
| 140 | } |
| 141 | |
| 142 | function f_init() runs on test_CT { |
Pau Espin Pedrol | 9a5b8ff | 2021-01-04 19:01:31 +0100 | [diff] [blame] | 143 | //f_ipa_ctrl_start_client(mp_osmosip_host, mp_osmosip_port_ctrl); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 144 | f_init_mncc("SIP_Test"); |
| 145 | log("end of f_init_mncc"); |
| 146 | f_init_sip(vc_SIP, "SIP_Test"); |
| 147 | log("end of f_init_sip"); |
| 148 | |
| 149 | map(self:SIPVTY, system:SIPVTY); |
| 150 | f_vty_set_prompts(SIPVTY); |
| 151 | f_vty_transceive(SIPVTY, "enable"); |
| 152 | log("end of f_init"); |
| 153 | } |
| 154 | |
| 155 | type function void_fn(charstring id) runs on ConnHdlr; |
| 156 | |
| 157 | function f_start_handler(void_fn fn, ConnHdlrPars pars) |
| 158 | runs on test_CT return ConnHdlr { |
| 159 | var ConnHdlr vc_conn; |
| 160 | var charstring id := testcasename(); |
| 161 | |
| 162 | vc_conn := ConnHdlr.create(id); |
| 163 | |
| 164 | connect(vc_conn:SIP, vc_SIP:CLIENT); |
| 165 | connect(vc_conn:SIP_PROC, vc_SIP:CLIENT_PROC); |
| 166 | |
| 167 | connect(vc_conn:MNCC, vc_MNCC:MNCC_CLIENT); |
| 168 | connect(vc_conn:MNCC_PROC, vc_MNCC:MNCC_PROC); |
| 169 | |
| 170 | vc_conn.start(f_handler_init(fn, id, pars)); |
| 171 | return vc_conn; |
| 172 | } |
| 173 | |
| 174 | private altstep as_Tguard() runs on ConnHdlr { |
| 175 | [] g_Tguard.timeout { |
| 176 | setverdict(fail, "Tguard timeout"); |
Daniel Willmann | afce866 | 2018-07-06 23:11:32 +0200 | [diff] [blame] | 177 | mtc.stop; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 178 | } |
| 179 | } |
| 180 | |
| 181 | private function f_handler_init(void_fn fn, charstring id, ConnHdlrPars pars) |
| 182 | runs on ConnHdlr { |
| 183 | g_pars := pars; |
| 184 | g_Tguard.start(pars.t_guard); |
| 185 | activate(as_Tguard()); |
| 186 | |
| 187 | /* call the user-supied test case function */ |
| 188 | fn.apply(id); |
| 189 | } |
| 190 | |
| 191 | |
| 192 | template (value) ConnHdlrPars t_Pars := { |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 193 | t_guard := 30.0, |
| 194 | g_cp := omit |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 195 | } |
| 196 | |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 197 | altstep as_SIP_expect_resp(template PDU_SIP_Response sip_expect) runs on ConnHdlr |
| 198 | { |
| 199 | [] SIP.receive(sip_expect); |
| 200 | [] SIP.receive { |
| 201 | log("FAIL: expected SIP message ", sip_expect); |
| 202 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Received unexpected SIP message"); |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | function f_SIP_expect_req(template PDU_SIP_Request sip_expect) runs on ConnHdlr return PDU_SIP_Request |
| 207 | { |
| 208 | var PDU_SIP_Request rx; |
| 209 | alt { |
| 210 | [] SIP.receive(sip_expect) -> value rx; |
| 211 | [] SIP.receive { |
| 212 | log("FAIL: expected SIP message ", sip_expect); |
| 213 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Received unexpected SIP message"); |
| 214 | } |
| 215 | } |
| 216 | return rx; |
| 217 | } |
| 218 | |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 219 | /* Update 'last_sdp', and match with expectation of what the current SDP should be. |
| 220 | * Useful to ensure that MNCC or SIP send and possibly resend only the expected SDP. |
| 221 | * last_sdp keeps the last non-empty rx_sdp, across multiple check_sdp() invocations. |
| 222 | * rx_sdp is the SDP charstring just received. If it is nonempty, update last_sdp to rx_sdp. |
| 223 | * After updating last_sdp as appropriate, match last_sdp with expect_sdp. */ |
| 224 | private function check_sdp(inout charstring last_sdp, |
| 225 | charstring rx_sdp, |
| 226 | template charstring expect_sdp) |
| 227 | { |
| 228 | /* If there is new SDP, store it. */ |
| 229 | if (lengthof(rx_sdp) > 0) { |
| 230 | if (last_sdp != rx_sdp) { |
| 231 | log("SDP update from ", last_sdp, " to ", rx_sdp); |
| 232 | } |
| 233 | |
| 234 | /* If MNCC sent SDP data, remember it as the last valid SDP */ |
| 235 | last_sdp := rx_sdp; |
| 236 | } |
| 237 | /* Validate expectations of the SDP data */ |
| 238 | if (not match(last_sdp, expect_sdp)) { |
| 239 | log("FAIL: expected SDP ", expect_sdp, " but got ", last_sdp); |
| 240 | Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "unexpected SDP"); |
| 241 | } |
| 242 | } |
| 243 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 244 | /* Establish a mobile terminated call described in 'cp' */ |
| 245 | function f_establish_mt(inout CallPars cp) runs on ConnHdlr { |
| 246 | var template SipAddr sip_addr_gsm := tr_SipAddr_from_val(cp.comp.sip_url_gsm); |
| 247 | var template SipAddr sip_addr_ext := tr_SipAddr_from_val(cp.comp.sip_url_ext); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 248 | var MNCC_PDU mncc; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 249 | |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 250 | /* The last SDP that the MSC received via MNCC from osmo-sip-connector */ |
| 251 | var charstring sdp_to_msc := ""; |
| 252 | /* At first, allow any empty and nonempty SDP. As the test progresses, this may expect specific SDP instead. */ |
| 253 | var template charstring expect_sdp_to_msc := *; |
| 254 | |
| 255 | /* If cp.mncc_with_sdp == true, expect SDP forwarding like this: |
| 256 | * |
| 257 | * SDP1: SIP agent's RTP and codec info |
| 258 | * SDP2: osmo-msc's RTP and codec info |
| 259 | * |
| 260 | * MNCC osmo-sip-connector SIP |
| 261 | * |<--SDP1----- SIP Invite |
| 262 | * |-----------> SIP (Invite) Trying |
| 263 | * <--SDP1-------| MNCC SETUP req |
| 264 | * ------------->| MNCC CALL CONF ind |
| 265 | * <-------------| MNCC RTP CREATE (SDP optional, still unchanged from SDP1) |
| 266 | * -------SDP2-->| MNCC RTP CREATE |
| 267 | * ------------->| MNCC ALERT ind |
| 268 | * |--------------> SIP (Invite) Ringing |
| 269 | * (MT picks up) | |
| 270 | * ------------->| MNCC SETUP CNF |
| 271 | * <-------------| MNCC RTP CONNECT (SDP optional, still unchanged from SDP1) |
| 272 | * |--------SDP2--> SIP (Invite) OK |
| 273 | * |<-------------- SIP ACK |
| 274 | * <-------------| MNCC SETUP COMPL (SDP optional, still unchanged from SDP1) |
| 275 | */ |
| 276 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 277 | /* Ask MNCC_Emulation to "expect" a call to the given called number */ |
| 278 | f_create_mncc_expect(cp.called); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 279 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 280 | /* OSC <- SIP: A party sends SIP invite for a MT-call into OSC */ |
| 281 | SIP.send(ts_SIP_INVITE(cp.comp.sip_call_id, cp.comp.sip_url_ext, cp.comp.sip_url_gsm, |
| 282 | cp.comp.sip_seq_nr, cp.comp.sip_body)); |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 283 | if (cp.mncc_with_sdp) { |
| 284 | /* We just sent SDP via SIP, now expect the same SDP in MNCC to the MSC */ |
| 285 | expect_sdp_to_msc := cp.comp.sip_body; |
| 286 | } |
| 287 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 288 | /* OSC -> SIP */ |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 289 | as_SIP_expect_resp(tr_SIP_Response(cp.comp.sip_call_id, sip_addr_ext, sip_addr_gsm, *, |
| 290 | "INVITE", 100, ?, "Trying", *)); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 291 | |
Pau Espin Pedrol | 37cf408 | 2020-09-23 16:59:16 +0200 | [diff] [blame] | 292 | alt { |
| 293 | /* MSC <- OSC: OSC generates MNCC_SETUP_REQ from INVITE */ |
| 294 | [] MNCC.receive(tr_MNCC_SETUP_req) -> value mncc { |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 295 | cp.mncc_call_id := mncc.u.signal.callref; |
| 296 | /* Expect the SDP sent via SIP to arrive in MNCC */ |
| 297 | check_sdp(sdp_to_msc, mncc.u.signal.sdp, expect_sdp_to_msc); |
Pau Espin Pedrol | 37cf408 | 2020-09-23 16:59:16 +0200 | [diff] [blame] | 298 | } |
| 299 | [] SIP.receive { |
Neels Hofmeyr | baf0272 | 2023-09-12 02:10:11 +0200 | [diff] [blame] | 300 | setverdict(fail, "Received unexpected SIP response"); |
Pau Espin Pedrol | 37cf408 | 2020-09-23 16:59:16 +0200 | [diff] [blame] | 301 | SIP.send(ts_SIP_ACK(cp.comp.sip_call_id, cp.comp.sip_url_ext, cp.comp.sip_url_gsm, |
| 302 | cp.comp.sip_seq_nr, omit)); |
| 303 | mtc.stop; |
| 304 | } |
| 305 | } |
| 306 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 307 | /* MSC -> OSC: After MS sends CALL CONF in response to SETUP */ |
| 308 | MNCC.send(ts_MNCC_CALL_CONF_ind(cp.mncc_call_id)); |
| 309 | /* MSC <- OSC: OSC asks MSC to create RTP socket */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 310 | MNCC.receive(tr_MNCC_RTP_CREATE(cp.mncc_call_id)) -> value mncc { |
| 311 | check_sdp(sdp_to_msc, mncc.u.rtp.sdp, expect_sdp_to_msc); |
| 312 | } |
| 313 | |
| 314 | /* MSC -> OSC: SDP that the MSC will send via MNCC */ |
| 315 | var charstring cn_sdp := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 316 | f_mgcp_addr2addrtype(cp.cn_rtp_addr) & " " & cp.cn_rtp_addr & |
| 317 | "\r\nt=0 0\r\nm=audio " & int2str(cp.cn_rtp_port) & |
| 318 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
| 319 | /* OSC -> SIP: what SDP to expect in SIP from osmo-sip-connector */ |
| 320 | var template charstring expect_sdp_to_sip := pattern "*" & cp.cn_rtp_addr & "*"; |
| 321 | |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 322 | mncc := valueof(ts_MNCC_RTP_CREATE(cp.mncc_call_id)); |
| 323 | mncc.u.rtp.is_ipv6 := f_addr_is_ipv6(cp.cn_rtp_addr); |
| 324 | mncc.u.rtp.ip := f_addrstr2addr(cp.cn_rtp_addr); |
| 325 | mncc.u.rtp.rtp_port := cp.cn_rtp_port; |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 326 | if (cp.mncc_with_sdp) { |
| 327 | /* MSC -> OSC: tell OSC our RTP info in SDP form */ |
| 328 | mncc.u.rtp.sdp := cn_sdp; |
| 329 | /* OSC -> SIP: and expect it unchanged on SIP later, but allow osmo-sip-connector to append an |
| 330 | * "a=sendrecv;" */ |
| 331 | expect_sdp_to_sip := pattern cn_sdp & "*"; |
| 332 | } |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 333 | MNCC.send(mncc); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 334 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 335 | /* MSC -> OSC: After MS is ringing and sent CC ALERTING */ |
| 336 | MNCC.send(ts_MNCC_ALERT_ind(cp.mncc_call_id)); |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 337 | |
| 338 | /* Now expect SIP response "Ringing" back to MO, containing the same SDP information as in the MNCC RTP CREATE |
| 339 | * sent to OSC above */ |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 340 | SIP.clear; |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 341 | |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 342 | /* 180 Ringing should not contain any SDP. */ |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 343 | as_SIP_expect_resp(tr_SIP_Response(cp.comp.sip_call_id, sip_addr_ext, sip_addr_gsm, *, |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 344 | "INVITE", 180, ?, "Ringing", omit)); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 345 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 346 | /* MSC -> OSC: After MT user has picked up and sent CC CONNECT */ |
| 347 | MNCC.send(ts_MNCC_SETUP_CNF(cp.mncc_call_id)); |
| 348 | |
| 349 | SIP.clear; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 350 | /* MSC <- OSC: OSC asks MSC to connect its RTP stream to remote end */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 351 | MNCC.receive(tr_MNCC_RTP_CONNECT(cp.mncc_call_id, f_addrstr2addr(cp.sip_rtp_addr), cp.sip_rtp_port)) |
| 352 | -> value mncc { |
| 353 | check_sdp(sdp_to_msc, mncc.u.rtp.sdp, expect_sdp_to_msc); |
| 354 | } |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 355 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 356 | /* OSC -> SIP: OSC confirms call establishment to SIP side */ |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 357 | as_SIP_expect_resp(tr_SIP_Response(cp.comp.sip_call_id, sip_addr_ext, sip_addr_gsm, contact_addr := ?, |
| 358 | method := "INVITE", status_code := 200, |
| 359 | seq_nr := ?, reason := "OK", |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 360 | body := expect_sdp_to_sip)); |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 361 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 362 | /* OSC <- SIP: SIP world acknowledges "200 OK" */ |
| 363 | SIP.send(ts_SIP_ACK(cp.comp.sip_call_id, cp.comp.sip_url_ext, cp.comp.sip_url_gsm, |
| 364 | cp.comp.sip_seq_nr, omit)); |
| 365 | /* MSC <- OSC: OSC sends SETUP COMPL to MNCC (which triggers CC CONNECT ACK */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 366 | MNCC.receive(tr_MNCC_SETUP_COMPL_req(cp.mncc_call_id)) -> value mncc { |
| 367 | check_sdp(sdp_to_msc, mncc.u.signal.sdp, expect_sdp_to_msc); |
| 368 | } |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 369 | } |
| 370 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 371 | /* Establish a mobile originated call described in 'cp' */ |
| 372 | function f_establish_mo(inout CallPars cp) runs on ConnHdlr { |
| 373 | var MNCC_number dst := valueof(ts_MNCC_number(cp.called, GSM48_TON_UNKNOWN)); |
| 374 | var MNCC_number src := valueof(ts_MNCC_number(cp.calling, GSM48_TON_UNKNOWN)); |
| 375 | var template SipAddr sip_addr_gsm := tr_SipAddr_from_val(cp.comp.sip_url_gsm); |
| 376 | var template SipAddr sip_addr_ext := tr_SipAddr_from_val(cp.comp.sip_url_ext); |
| 377 | var PDU_SIP_Request sip_req; |
| 378 | var integer seq_nr; |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 379 | var MNCC_PDU mncc; |
| 380 | |
| 381 | /* The last SDP that the MSC received via MNCC from osmo-sip-connector */ |
| 382 | var charstring sdp_to_msc := ""; |
| 383 | /* At first, allow any empty and nonempty SDP. As the test progresses, this may expect specific SDP instead. */ |
| 384 | var template charstring expect_sdp_to_msc := *; |
| 385 | |
| 386 | /* If cp.mncc_with_sdp == true, expect SDP forwarding like this: |
| 387 | * |
| 388 | * SDP1: osmo-msc's RTP and codec info |
| 389 | * SDP2: SIP agent's RTP and codec info |
| 390 | * |
| 391 | * MNCC osmo-sip-connector SIP |
| 392 | * -------SDP1-->| MNCC SETUP ind |
| 393 | * <-------------| MNCC RTP CREATE (?) |
| 394 | * |-----SDP1--> SIP Invite |
| 395 | * |<----------- SIP (Invite) Trying |
| 396 | * <-------------| MNCC CALL PROC req |
| 397 | * |<----------- SIP (Invite) Ringing |
| 398 | * <-------------| MNCC ALERT req |
| 399 | * | (MT picks up) |
| 400 | * |<--SDP2----- SIP (Invite) OK |
| 401 | * <--SDP2-------| MNCC RTP CONNECT (SDP optional, still unchanged from SDP2) |
| 402 | * <-------------| MNCC SETUP rsp (SDP optional, still unchanged from SDP2) |
| 403 | * ------------->| MNCC SETUP COMPL ind (SDP optional, still unchanged from SDP1) |
| 404 | * |------------> SIP ACK |
| 405 | */ |
| 406 | |
| 407 | var charstring cn_sdp := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 408 | f_mgcp_addr2addrtype(cp.cn_rtp_addr) & " " & cp.cn_rtp_addr & |
| 409 | "\r\nt=0 0\r\nm=audio " & int2str(cp.cn_rtp_port) & |
| 410 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 411 | |
| 412 | f_create_sip_expect(cp.comp.sip_url_ext.addr.nameAddr.addrSpec); |
| 413 | |
| 414 | /* MSC -> OSC: MSC sends SETUP.ind after CC SETUP was received from MS */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 415 | mncc := valueof(ts_MNCC_SETUP_ind(cp.mncc_call_id, dst, src, "262420123456789")); |
| 416 | if (cp.mncc_with_sdp) { |
| 417 | mncc.u.signal.sdp := cn_sdp; |
| 418 | } |
| 419 | MNCC.send(mncc); |
| 420 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 421 | /* MSC <- OSC: Create GSM side RTP socket */ |
| 422 | MNCC.receive(tr_MNCC_RTP_CREATE(cp.mncc_call_id)) { |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 423 | mncc := valueof(ts_MNCC_RTP_CREATE(cp.mncc_call_id)); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 424 | mncc.u.rtp.payload_msg_type := oct2int('0300'O); |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 425 | /* FIXME: makes no sense to send cp.cn_rtp_addr back to the cn. */ |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 426 | mncc.u.rtp.is_ipv6 := f_addr_is_ipv6(cp.cn_rtp_addr); |
| 427 | mncc.u.rtp.ip := f_addrstr2addr(cp.cn_rtp_addr); |
| 428 | mncc.u.rtp.rtp_port := cp.cn_rtp_port; |
| 429 | MNCC.send(mncc); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 430 | } |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 431 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 432 | /* OSC -> SIP: Send INVITE with GSM side IP/Port in SDP */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 433 | var template charstring expect_sdp_to_sip := ?; |
| 434 | if (cp.mncc_with_sdp) { |
| 435 | /* Expect the same SDP as sent to osmo-sip-connector in MNCC, and allow osmo-sip-connector to append an |
| 436 | * "a=sendrecv;" */ |
| 437 | expect_sdp_to_sip := pattern cn_sdp & "*"; |
| 438 | } |
| 439 | sip_req := f_SIP_expect_req(tr_SIP_INVITE(?, sip_addr_gsm, sip_addr_ext, ?, expect_sdp_to_sip)); |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 440 | cp.comp.sip_url_gsm.params := sip_req.msgHeader.fromField.fromParams; |
| 441 | cp.comp.sip_call_id := sip_req.msgHeader.callId.callid; |
| 442 | seq_nr := sip_req.msgHeader.cSeq.seqNumber; |
| 443 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 444 | /* OSC <- SIP: Notify call is proceeding */ |
| 445 | SIP.send(ts_SIP_Response(cp.comp.sip_call_id, cp.comp.sip_url_gsm, cp.comp.sip_url_ext, |
| 446 | "INVITE", 100, seq_nr, "Trying", sip_req.msgHeader.via)); |
| 447 | /* MSC <- OSC: "100 Trying" translated to MNCC_CALL_PROC_REQ */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 448 | MNCC.receive(tr_MNCC_CALL_PROC_req(cp.mncc_call_id)) -> value mncc { |
| 449 | check_sdp(sdp_to_msc, mncc.u.signal.sdp, ""); |
| 450 | } |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 451 | |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 452 | /* OSC <- SIP: SIP-terminated user is ringing now. 180 Ringing should not contain any SDP. */ |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 453 | SIP.send(ts_SIP_Response(cp.comp.sip_call_id, cp.comp.sip_url_gsm, cp.comp.sip_url_ext, |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 454 | "INVITE", 180, seq_nr, "Ringing", sip_req.msgHeader.via, omit)); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 455 | |
| 456 | /* MSC <- OSC: "180 Ringing" translated to MNCC_ALERT_REQ */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 457 | MNCC.receive(tr_MNCC_ALERT_req(cp.mncc_call_id)) -> value mncc { |
| 458 | check_sdp(sdp_to_msc, mncc.u.signal.sdp, expect_sdp_to_msc); |
| 459 | } |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 460 | |
| 461 | /* OSC <- SIP: SIP-terminated user has accepted the call */ |
| 462 | SIP.send(ts_SIP_Response(cp.comp.sip_call_id, cp.comp.sip_url_gsm, cp.comp.sip_url_ext, |
| 463 | "INVITE", 200, seq_nr, "OK", sip_req.msgHeader.via, |
| 464 | cp.comp.sip_body)); |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 465 | |
| 466 | if (cp.mncc_with_sdp) { |
| 467 | /* If we expect SDP forwarding, from now on expect MNCC to reflect the SDP that we just sent on SIP. */ |
| 468 | expect_sdp_to_msc := cp.comp.sip_body; |
| 469 | } |
| 470 | /* If we don't expect SDP forwarding, just keep expect_sdp_to_msc := *. */ |
| 471 | |
| 472 | MNCC.receive(tr_MNCC_RTP_CONNECT(cp.mncc_call_id)) -> value mncc { |
| 473 | check_sdp(sdp_to_msc, mncc.u.rtp.sdp, expect_sdp_to_msc); |
| 474 | } |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 475 | /* MSC <- OSC: "200 OK" translated to MNCC_SETUP_RSP */ |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 476 | MNCC.receive(tr_MNCC_SETUP_rsp(cp.mncc_call_id)) -> value mncc { |
| 477 | check_sdp(sdp_to_msc, mncc.u.signal.sdp, expect_sdp_to_msc); |
| 478 | } |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 479 | |
| 480 | /* MSC -> OSC: CC CONNECT ACK was received from MS */ |
| 481 | MNCC.send(ts_MNCC_SETUP_COMPL_ind(cp.mncc_call_id)); |
| 482 | /* OSC -> SIP: Acknowledge the call */ |
| 483 | SIP.receive(tr_SIP_ACK(cp.comp.sip_call_id, sip_addr_gsm, sip_addr_ext, ?, omit)); |
| 484 | } |
| 485 | |
| 486 | /* Release call from the mobile side */ |
| 487 | function f_release_mobile(inout CallPars cp) runs on ConnHdlr { |
| 488 | var template SipAddr sip_addr_gsm := tr_SipAddr_from_val(cp.comp.sip_url_gsm); |
| 489 | var template SipAddr sip_addr_ext := tr_SipAddr_from_val(cp.comp.sip_url_ext); |
| 490 | var PDU_SIP_Request sip_req; |
| 491 | SIP.clear; |
| 492 | /* MSC -> OSC: Simulate a CC DISCONNET from the MT user */ |
| 493 | MNCC.send(ts_MNCC_DISC_ind(cp.mncc_call_id, ts_MNCC_cause(0))); |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 494 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 495 | /* OSC -> SIP: Expect BYE from OSC to SIP side */ |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 496 | sip_req := f_SIP_expect_req(tr_SIP_BYE(cp.comp.sip_call_id, sip_addr_gsm, sip_addr_ext, ?, *)); |
| 497 | cp.comp.sip_url_gsm.params := sip_req.msgHeader.fromField.fromParams; |
| 498 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 499 | /* OSC <- SIP: Acknowledge the BYE */ |
| 500 | SIP.send(ts_SIP_Response(cp.comp.sip_call_id, cp.comp.sip_url_gsm, cp.comp.sip_url_ext, |
| 501 | "BYE", 200, sip_req.msgHeader.cSeq.seqNumber, "OK", |
| 502 | sip_req.msgHeader.via)); |
| 503 | /* MSC <- OSC: Send REL_REQ to MSC, triggers CC RELEASE REQ to MS */ |
| 504 | MNCC.receive(tr_MNCC_REL_req(cp.mncc_call_id)); // CAUSE? |
| 505 | /* MSC -> OSC: MS has responded with CC CLEAR COMPL, triggers MNCC_REL_CNF */ |
| 506 | MNCC.send(ts_MNCC_REL_cnf(cp.mncc_call_id, ts_MNCC_cause(0))); |
| 507 | } |
| 508 | |
| 509 | /* Release call from the SIP side */ |
| 510 | function f_release_sip(inout CallPars cp) runs on ConnHdlr { |
| 511 | var template SipAddr sip_addr_gsm := tr_SipAddr_from_val(cp.comp.sip_url_gsm); |
| 512 | var template SipAddr sip_addr_ext := tr_SipAddr_from_val(cp.comp.sip_url_ext); |
| 513 | /* OSC <- SIP: SIP-side sends a BYE to OSC */ |
| 514 | SIP.send(ts_SIP_BYE(cp.comp.sip_call_id, cp.comp.sip_url_ext, cp.comp.sip_url_gsm, |
| 515 | cp.comp.sip_seq_nr, omit)); |
| 516 | /* MSC <- OSC: Expect OSC to cause MNCC Disconnect Request */ |
| 517 | MNCC.receive(tr_MNCC_DISC_req(cp.mncc_call_id)); |
| 518 | /* MSC -> OSC: Indicate GSM side release */ |
| 519 | MNCC.send(ts_MNCC_REL_ind(cp.mncc_call_id, ts_MNCC_cause(0))); |
| 520 | /* OSC -> SIP: Confirmation to SIP side */ |
Neels Hofmeyr | c35b657 | 2023-09-12 02:16:43 +0200 | [diff] [blame] | 521 | as_SIP_expect_resp(tr_SIP_Response(cp.comp.sip_call_id, sip_addr_ext, sip_addr_gsm, *, |
| 522 | "BYE", 200, cp.comp.sip_seq_nr, "OK", omit)); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 523 | } |
| 524 | |
| 525 | /* Successful MT Call, which is subsequently released by GSM side */ |
| 526 | private function f_TC_mt_success_rel_gsm(charstring id) runs on ConnHdlr { |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 527 | var CallPars cp := g_pars.g_cp; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 528 | f_CallPars_compute(cp); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 529 | cp.comp.sip_body := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 530 | f_mgcp_addr2addrtype(cp.sip_rtp_addr) & " " & cp.sip_rtp_addr & |
| 531 | "\r\nt=0 0\r\nm=audio " & int2str(cp.sip_rtp_port) & |
| 532 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 533 | f_sleep(3.0) |
| 534 | |
| 535 | f_establish_mt(cp); |
| 536 | /* now call is fully established */ |
| 537 | f_sleep(2.0); |
| 538 | f_release_mobile(cp); |
| 539 | setverdict(pass); |
| 540 | } |
| 541 | testcase TC_mt_success_rel_gsm() runs on test_CT { |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 542 | var ConnHdlrPars pars; |
| 543 | var ConnHdlr vc_conn; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 544 | f_init(); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 545 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 546 | pars.g_cp := valueof(t_CallPars(false, false)); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 547 | vc_conn := f_start_handler(refers(f_TC_mt_success_rel_gsm), pars); |
| 548 | vc_conn.done; |
| 549 | } |
| 550 | testcase TC_mt_success_rel_gsm_ipv6() runs on test_CT { |
| 551 | var ConnHdlrPars pars; |
| 552 | var ConnHdlr vc_conn; |
| 553 | f_init(); |
| 554 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 555 | pars.g_cp := valueof(t_CallPars(false, false)); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 556 | pars.g_cp.sip_rtp_addr := "::1"; |
| 557 | pars.g_cp.cn_rtp_addr := "::2"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 558 | vc_conn := f_start_handler(refers(f_TC_mt_success_rel_gsm), pars); |
| 559 | vc_conn.done; |
| 560 | } |
| 561 | |
| 562 | /* Successful MT Call, which is subsequently released by SIP side */ |
| 563 | private function f_TC_mt_success_rel_sip(charstring id) runs on ConnHdlr { |
Neels Hofmeyr | fb7f43b | 2023-09-13 05:42:41 +0200 | [diff] [blame] | 564 | var CallPars cp := g_pars.g_cp; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 565 | f_CallPars_compute(cp); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 566 | cp.comp.sip_body := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 567 | f_mgcp_addr2addrtype(cp.sip_rtp_addr) & " " & cp.sip_rtp_addr & |
| 568 | "\r\nt=0 0\r\nm=audio " & int2str(cp.sip_rtp_port) & |
| 569 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 570 | f_sleep(3.0) |
| 571 | |
| 572 | f_establish_mt(cp); |
| 573 | /* now call is fully established */ |
| 574 | f_sleep(2.0); |
| 575 | f_release_sip(cp); |
| 576 | setverdict(pass); |
| 577 | } |
| 578 | testcase TC_mt_success_rel_sip() runs on test_CT { |
| 579 | var ConnHdlrPars pars; |
| 580 | var ConnHdlr vc_conn; |
| 581 | f_init(); |
| 582 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 583 | pars.g_cp := valueof(t_CallPars(false, false)); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 584 | vc_conn := f_start_handler(refers(f_TC_mt_success_rel_sip), pars); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 585 | vc_conn.done; |
| 586 | } |
| 587 | |
| 588 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 589 | /* Successful MO Call, which is subsequently released by GSM side */ |
| 590 | private function f_TC_mo_success_rel_gsm(charstring id) runs on ConnHdlr { |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 591 | var CallPars cp := g_pars.g_cp; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 592 | f_CallPars_compute(cp); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 593 | cp.comp.sip_body := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 594 | f_mgcp_addr2addrtype(cp.sip_rtp_addr) & " " & cp.sip_rtp_addr & |
| 595 | "\r\nt=0 0\r\nm=audio " & int2str(cp.sip_rtp_port) & |
| 596 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 597 | f_sleep(3.0) |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 598 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 599 | f_establish_mo(cp); |
| 600 | /* now call is fully established */ |
| 601 | f_sleep(2.0); |
| 602 | f_release_mobile(cp); |
| 603 | setverdict(pass); |
| 604 | } |
| 605 | testcase TC_mo_success_rel_gsm() runs on test_CT { |
| 606 | var ConnHdlrPars pars; |
| 607 | var ConnHdlr vc_conn; |
| 608 | f_init(); |
| 609 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 610 | pars.g_cp := valueof(t_CallPars(true, false)); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 611 | vc_conn := f_start_handler(refers(f_TC_mo_success_rel_gsm), pars); |
| 612 | vc_conn.done; |
| 613 | } |
| 614 | testcase TC_mo_success_rel_gsm_ipv6() runs on test_CT { |
| 615 | var ConnHdlrPars pars; |
| 616 | var ConnHdlr vc_conn; |
| 617 | f_init(); |
| 618 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 619 | pars.g_cp := valueof(t_CallPars(true, false)); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 620 | pars.g_cp.sip_rtp_addr := "::1"; |
| 621 | pars.g_cp.cn_rtp_addr := "::2"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 622 | vc_conn := f_start_handler(refers(f_TC_mo_success_rel_gsm), pars); |
| 623 | vc_conn.done; |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 624 | } |
| 625 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 626 | /* Successful MO Call, which is subsequently released by SIP side */ |
| 627 | private function f_TC_mo_success_rel_sip(charstring id) runs on ConnHdlr { |
Neels Hofmeyr | fb7f43b | 2023-09-13 05:42:41 +0200 | [diff] [blame] | 628 | var CallPars cp := g_pars.g_cp; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 629 | f_CallPars_compute(cp); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 630 | cp.comp.sip_body := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 631 | f_mgcp_addr2addrtype(cp.sip_rtp_addr) & " " & cp.sip_rtp_addr & |
| 632 | "\r\nt=0 0\r\nm=audio " & int2str(cp.sip_rtp_port) & |
| 633 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 634 | f_sleep(3.0) |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 635 | |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 636 | f_establish_mo(cp); |
| 637 | /* now call is fully established */ |
| 638 | f_sleep(2.0); |
| 639 | f_release_sip(cp); |
| 640 | setverdict(pass); |
| 641 | } |
| 642 | testcase TC_mo_success_rel_sip() runs on test_CT { |
| 643 | var ConnHdlrPars pars; |
| 644 | var ConnHdlr vc_conn; |
| 645 | f_init(); |
| 646 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 647 | pars.g_cp := valueof(t_CallPars(is_mo := true, mncc_with_sdp := false)); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 648 | vc_conn := f_start_handler(refers(f_TC_mo_success_rel_sip), pars); |
| 649 | vc_conn.done; |
| 650 | } |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 651 | |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 652 | /* SETUP followed by DISC results in lingering B-leg (OS#3518)*/ |
| 653 | private function f_TC_mo_setup_disc_late_rtp(charstring id) runs on ConnHdlr { |
Neels Hofmeyr | fb7f43b | 2023-09-13 05:42:41 +0200 | [diff] [blame] | 654 | var CallPars cp := g_pars.g_cp; |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 655 | f_CallPars_compute(cp); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 656 | cp.comp.sip_body := "v=0\r\no=Osmocom 0 0 IN IP4 1.1.1.1\r\ns=GSM Call\r\nc=IN " & |
| 657 | f_mgcp_addr2addrtype(cp.sip_rtp_addr) & " " & cp.sip_rtp_addr & |
| 658 | "\r\nt=0 0\r\nm=audio " & int2str(cp.sip_rtp_port) & |
| 659 | " RTP/AVP 0\r\na=rtpmap:0 GSM/8000\r\n"; |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 660 | f_sleep(3.0); |
| 661 | |
| 662 | var MNCC_number dst := valueof(ts_MNCC_number(cp.called, GSM48_TON_UNKNOWN)); |
| 663 | var MNCC_number src := valueof(ts_MNCC_number(cp.calling, GSM48_TON_UNKNOWN)); |
| 664 | var template SipAddr sip_addr_gsm := tr_SipAddr_from_val(cp.comp.sip_url_gsm); |
| 665 | var template SipAddr sip_addr_ext := tr_SipAddr_from_val(cp.comp.sip_url_ext); |
| 666 | |
| 667 | f_create_sip_expect(cp.comp.sip_url_ext.addr.nameAddr.addrSpec); |
| 668 | |
| 669 | /* MSC -> OSC: MSC sends SETUP.ind after CC SETUP was received from MS */ |
| 670 | MNCC.send(ts_MNCC_SETUP_ind(cp.mncc_call_id, dst, src, "262420123456789")); |
| 671 | |
| 672 | /* MSC -> OSC: Simulate a CC DISCONNET from the MT user *before* responding to the RTP_CREATE */ |
| 673 | MNCC.send(ts_MNCC_DISC_ind(cp.mncc_call_id, ts_MNCC_cause(0))); |
| 674 | |
| 675 | /* MSC <- OSC: Create GSM side RTP socket (too late) */ |
| 676 | MNCC.receive(tr_MNCC_RTP_CREATE(cp.mncc_call_id)) { |
| 677 | var MNCC_PDU mncc := valueof(ts_MNCC_RTP_CREATE(cp.mncc_call_id)); |
| 678 | mncc.u.rtp.payload_msg_type := oct2int('0300'O); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 679 | mncc.u.rtp.is_ipv6 := f_addr_is_ipv6(cp.cn_rtp_addr); |
| 680 | mncc.u.rtp.ip := f_addrstr2addr(cp.cn_rtp_addr); |
| 681 | mncc.u.rtp.rtp_port := cp.cn_rtp_port; |
| 682 | MNCC.send(mncc); |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 683 | } |
| 684 | |
| 685 | /* OSC -> SIP: We should never receive INVITE */ |
| 686 | timer T := 10.0; |
| 687 | T.start; |
| 688 | alt { |
| 689 | [] SIP.receive(tr_SIP_INVITE(?, sip_addr_gsm, sip_addr_ext, ?, ?)) { |
| 690 | setverdict(fail, "Received unexpected INVITE"); |
| 691 | } |
| 692 | [] T.timeout { |
| 693 | setverdict(pass); |
| 694 | } |
| 695 | } |
| 696 | } |
| 697 | testcase TC_mo_setup_disc_late_rtp() runs on test_CT { |
| 698 | var ConnHdlrPars pars; |
| 699 | var ConnHdlr vc_conn; |
| 700 | f_init(); |
| 701 | pars := valueof(t_Pars); |
Neels Hofmeyr | a0d015b | 2023-09-13 04:32:14 +0200 | [diff] [blame] | 702 | pars.g_cp := valueof(t_CallPars(is_mo := true, mncc_with_sdp := false)); |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 703 | vc_conn := f_start_handler(refers(f_TC_mo_setup_disc_late_rtp), pars); |
| 704 | vc_conn.done; |
| 705 | } |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 706 | |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 707 | testcase TC_mt_with_sdp() runs on test_CT { |
| 708 | var ConnHdlrPars pars; |
| 709 | var ConnHdlr vc_conn; |
| 710 | f_init(); |
| 711 | pars := valueof(t_Pars); |
| 712 | pars.g_cp := valueof(t_CallPars(is_mo := false, mncc_with_sdp := true)); |
| 713 | vc_conn := f_start_handler(refers(f_TC_mt_success_rel_gsm), pars); |
| 714 | vc_conn.done; |
| 715 | } |
| 716 | |
| 717 | testcase TC_mo_with_sdp() runs on test_CT { |
| 718 | var ConnHdlrPars pars; |
| 719 | var ConnHdlr vc_conn; |
| 720 | f_init(); |
| 721 | pars := valueof(t_Pars); |
| 722 | pars.g_cp := valueof(t_CallPars(is_mo := true, mncc_with_sdp := true)); |
| 723 | vc_conn := f_start_handler(refers(f_TC_mo_success_rel_sip), pars); |
| 724 | vc_conn.done; |
| 725 | } |
| 726 | |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 727 | control { |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 728 | execute( TC_mt_success_rel_gsm() ); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 729 | execute( TC_mt_success_rel_gsm_ipv6() ); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 730 | execute( TC_mt_success_rel_sip() ); |
| 731 | execute( TC_mo_success_rel_gsm() ); |
Pau Espin Pedrol | bdd874a | 2020-09-10 19:09:47 +0200 | [diff] [blame] | 732 | execute( TC_mo_success_rel_gsm_ipv6() ); |
Harald Welte | b0d9360 | 2018-03-20 18:09:34 +0100 | [diff] [blame] | 733 | execute( TC_mo_success_rel_sip() ); |
Harald Welte | ddf011e | 2019-04-19 09:39:35 +0200 | [diff] [blame] | 734 | execute( TC_mo_setup_disc_late_rtp() ); |
Neels Hofmeyr | 2e3a0e2 | 2023-09-12 02:09:48 +0200 | [diff] [blame] | 735 | execute( TC_mt_with_sdp() ); |
| 736 | execute( TC_mo_with_sdp() ); |
Harald Welte | afec471 | 2018-03-19 22:52:17 +0100 | [diff] [blame] | 737 | } |
| 738 | |
| 739 | |
| 740 | |
| 741 | } |