Pau Espin Pedrol | b54acca | 2021-11-22 20:35:44 +0100 | [diff] [blame] | 1 | module HNB_Tests { |
| 2 | |
| 3 | /* Integration Tests for OsmoHNodeB |
| 4 | * (C) 2021 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de> |
| 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 | * This test suite tests OsmoHNodB while emulating both multiple UE as |
| 13 | * well as the HNBGW. See README for more details. |
| 14 | * |
| 15 | * There are test cases that run in so-called 'handler mode' and test cases |
| 16 | * that run directly on top of the BSSAP and RSL CodecPorts. The "handler mode" |
| 17 | * tests abstract the multiplexing/demultiplexing of multiple SCCP connections |
| 18 | * and/or RSL channels and are hence suitable for higher-level test cases, while |
| 19 | * the "raw" tests directly on top of the CodecPorts are more suitable for lower- |
| 20 | * level testing. |
| 21 | */ |
| 22 | |
| 23 | import from Misc_Helpers all; |
| 24 | import from General_Types all; |
| 25 | import from Osmocom_Types all; |
| 26 | import from IPL4asp_Types all; |
| 27 | |
| 28 | import from Osmocom_CTRL_Functions all; |
| 29 | import from Osmocom_CTRL_Types all; |
| 30 | import from Osmocom_CTRL_Adapter all; |
| 31 | |
| 32 | import from StatsD_Types all; |
| 33 | import from StatsD_CodecPort all; |
| 34 | import from StatsD_CodecPort_CtrlFunct all; |
| 35 | import from StatsD_Checker all; |
| 36 | |
| 37 | import from Osmocom_VTY_Functions all; |
| 38 | import from TELNETasp_PortType all; |
| 39 | |
| 40 | import from HNBAP_Templates all; |
| 41 | |
| 42 | import from HNBGW_ConnectionHandler all; |
| 43 | import from Iuh_Emulation all; |
| 44 | |
| 45 | modulepar { |
| 46 | /* IP address at which the HNodeB can be reached */ |
| 47 | charstring mp_hnodeb_ip := "127.0.0.1"; |
| 48 | |
| 49 | /* IP address at which the test binds */ |
| 50 | charstring mp_hnbgw_iuh_ip := "127.0.0.1"; |
| 51 | integer mp_hnbgw_iuh_port := 29169; |
| 52 | } |
| 53 | |
| 54 | type component test_CT extends CTRL_Adapter_CT { |
| 55 | port TELNETasp_PT HNBVTY; |
| 56 | |
| 57 | /* global test case guard timer (actual timeout value is set in f_init()) */ |
| 58 | timer T_guard := 30.0; |
| 59 | } |
| 60 | |
| 61 | /* global altstep for global guard timer; */ |
| 62 | altstep as_Tguard() runs on test_CT { |
| 63 | [] T_guard.timeout { |
| 64 | setverdict(fail, "Timeout of T_guard"); |
| 65 | mtc.stop; |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | friend function f_logp(TELNETasp_PT pt, charstring log_msg) |
| 70 | { |
| 71 | // log on TTCN3 log output |
| 72 | log(log_msg); |
| 73 | // log in stderr log |
| 74 | f_vty_transceive(pt, "logp lglobal notice TTCN3 f_logp(): " & log_msg); |
| 75 | } |
| 76 | |
| 77 | function f_init_vty(charstring id := "foo") runs on test_CT { |
| 78 | if (HNBVTY.checkstate("Mapped")) { |
| 79 | /* skip initialization if already executed once */ |
| 80 | return; |
| 81 | } |
| 82 | map(self:HNBVTY, system:HNBVTY); |
| 83 | f_vty_set_prompts(HNBVTY); |
| 84 | f_vty_transceive(HNBVTY, "enable"); |
| 85 | } |
| 86 | /* global initialization function */ |
| 87 | function f_init(float guard_timeout := 30.0) runs on test_CT { |
| 88 | var integer bssap_idx; |
| 89 | |
| 90 | T_guard.start(guard_timeout); |
| 91 | activate(as_Tguard()); |
| 92 | |
| 93 | f_init_vty("VirtHNBGW"); |
| 94 | |
| 95 | /* TODO: Wait for Iuh connection to be established */ |
| 96 | } |
| 97 | |
| 98 | friend function f_shutdown_helper() runs on test_CT { |
| 99 | all component.stop; |
| 100 | setverdict(pass); |
| 101 | mtc.stop; |
| 102 | } |
| 103 | |
| 104 | friend function f_gen_test_hdlr_pars() return TestHdlrParams { |
| 105 | |
| 106 | var TestHdlrParams pars := valueof(t_def_TestHdlrPars); |
| 107 | pars.hnodeb_addr := mp_hnodeb_ip; |
| 108 | pars.hnbgw_addr := mp_hnbgw_iuh_ip; |
| 109 | pars.hnbgw_port := mp_hnbgw_iuh_port; |
| 110 | return pars; |
| 111 | } |
| 112 | |
| 113 | type function void_fn(charstring id) runs on HNBGW_ConnHdlr; |
| 114 | |
| 115 | /* helper function to create and connect a HNBGW_ConnHdlr component */ |
| 116 | private function f_connect_handler(inout HNBGW_ConnHdlr vc_conn, integer bssap_idx := 0) runs on test_CT { |
| 117 | /*connect(vc_conn:RAN, g_bssap[bssap_idx].vc_RAN:PROC); |
| 118 | connect(vc_conn:MGCP_PROC, vc_MGCP:MGCP_PROC); |
| 119 | connect(vc_conn:RSL, bts[0].rsl.vc_RSL:CLIENT_PT); |
| 120 | connect(vc_conn:RSL_PROC, bts[0].rsl.vc_RSL:RSL_PROC); |
| 121 | if (isvalue(bts[1])) { |
| 122 | connect(vc_conn:RSL1, bts[1].rsl.vc_RSL:CLIENT_PT); |
| 123 | connect(vc_conn:RSL1_PROC, bts[1].rsl.vc_RSL:RSL_PROC); |
| 124 | } |
| 125 | if (isvalue(bts[2])) { |
| 126 | connect(vc_conn:RSL2, bts[2].rsl.vc_RSL:CLIENT_PT); |
| 127 | connect(vc_conn:RSL2_PROC, bts[2].rsl.vc_RSL:RSL_PROC); |
| 128 | } |
| 129 | connect(vc_conn:BSSAP, g_bssap[bssap_idx].vc_RAN:CLIENT); |
| 130 | if (mp_enable_lcs_tests) { |
| 131 | connect(vc_conn:BSSAP_LE, g_bssap_le.vc_BSSAP_LE:CLIENT); |
| 132 | connect(vc_conn:BSSAP_LE_PROC, g_bssap_le.vc_BSSAP_LE:PROC); |
| 133 | } |
| 134 | connect(vc_conn:MGCP, vc_MGCP:MGCP_CLIENT); |
| 135 | connect(vc_conn:MGCP_MULTI, vc_MGCP:MGCP_CLIENT_MULTI); |
| 136 | connect(vc_conn:STATSD_PROC, vc_STATSD:STATSD_PROC);*/ |
| 137 | } |
| 138 | |
| 139 | function f_start_handler_create(TestHdlrParams pars) |
| 140 | runs on test_CT return HNBGW_ConnHdlr { |
| 141 | var charstring id := testcasename(); |
| 142 | var HNBGW_ConnHdlr vc_conn; |
| 143 | vc_conn := HNBGW_ConnHdlr.create(id); |
| 144 | f_connect_handler(vc_conn); |
| 145 | return vc_conn; |
| 146 | } |
| 147 | |
| 148 | function f_start_handler_run(HNBGW_ConnHdlr vc_conn, void_fn fn, TestHdlrParams pars) |
| 149 | runs on test_CT return HNBGW_ConnHdlr { |
| 150 | var charstring id := testcasename(); |
| 151 | /* Emit a marker to appear in the SUT's own logging output */ |
| 152 | f_logp(HNBVTY, id & "() start"); |
| 153 | vc_conn.start(f_handler_init(fn, id, pars)); |
| 154 | return vc_conn; |
| 155 | } |
| 156 | |
| 157 | function f_start_handler(void_fn fn, template (omit) TestHdlrParams pars_tmpl := omit) |
| 158 | runs on test_CT return HNBGW_ConnHdlr { |
| 159 | var TestHdlrParams pars; |
| 160 | if (isvalue(pars)) { |
| 161 | pars := valueof(pars_tmpl); |
| 162 | } else { |
| 163 | pars := valueof(f_gen_test_hdlr_pars()); |
| 164 | } |
| 165 | return f_start_handler_run(f_start_handler_create(pars), fn, pars); |
| 166 | } |
| 167 | |
| 168 | /* first function inside ConnHdlr component; sets g_pars + starts function */ |
| 169 | private function f_handler_init(void_fn fn, charstring id, TestHdlrParams pars) |
| 170 | runs on HNBGW_ConnHdlr { |
| 171 | f_HNBGW_ConnHdlr_init(pars); |
| 172 | HNBAP.receive(IUHEM_Event:{up_down:=IUHEM_EVENT_UP}); /* Wait for HNB to connect to us */ |
| 173 | fn.apply(id); |
| 174 | } |
| 175 | |
| 176 | private function f_tc_hnb_register_request(charstring id) runs on HNBGW_ConnHdlr { |
| 177 | f_handle_hnbap_hnb_register_req(); |
| 178 | f_sleep(1.0); |
| 179 | } |
| 180 | testcase TC_hnb_register_request_accept() runs on test_CT { |
| 181 | var HNBGW_ConnHdlr vc_conn; |
| 182 | |
| 183 | f_init(); |
| 184 | vc_conn := f_start_handler(refers(f_tc_hnb_register_request)); |
| 185 | vc_conn.done; |
| 186 | f_shutdown_helper(); |
| 187 | } |
| 188 | |
| 189 | private function f_tc_hnb_register_reject(charstring id) runs on HNBGW_ConnHdlr { |
| 190 | HNBAP.receive(tr_HNBAP_HNBRegisterRequest(char2oct(g_pars.hNB_Identity_Info), |
| 191 | g_pars.plmnid, |
| 192 | int2bit(g_pars.cell_identity, 28), |
| 193 | int2oct(g_pars.lac, 2), |
| 194 | int2oct(g_pars.rac, 1), |
| 195 | int2oct(g_pars.sac, 2) |
| 196 | )); |
| 197 | HNBAP.send(ts_HNBAP_HNBRegisterReject(ts_HnbapCause(overload))); |
| 198 | f_sleep(1.0); |
| 199 | } |
| 200 | testcase TC_hnb_register_request_reject() runs on test_CT { |
| 201 | var HNBGW_ConnHdlr vc_conn; |
| 202 | |
| 203 | f_init(); |
| 204 | vc_conn := f_start_handler(refers(f_tc_hnb_register_reject)); |
| 205 | vc_conn.done; |
| 206 | f_shutdown_helper(); |
| 207 | } |
| 208 | |
| 209 | control { |
| 210 | execute( TC_hnb_register_request_accept() ); |
| 211 | execute( TC_hnb_register_request_reject() ); |
| 212 | } |
| 213 | |
| 214 | } |