| module CBC_Tests { |
| |
| import from Osmocom_Types all; |
| |
| import from BSSAP_Types all; |
| import from BSSMAP_Templates all; |
| import from CBSP_Types all; |
| import from CBSP_Templates all; |
| import from CBSP_Adapter all; |
| import from CBSP_CodecPort all; |
| import from Socket_API_Definitions all; |
| |
| import from HTTP_Adapter all; |
| import from HTTPmsg_Types all; |
| import from ECBE_Types all; |
| |
| modulepar { |
| charstring mp_cbc_host := "127.0.0.1"; |
| integer mp_cbc_port := 48049; |
| integer mp_ecbe_port := 12345; |
| }; |
| |
| type component test_CT extends CBSP_Adapter_CT, http_CT { |
| }; |
| |
| /********************************************************************************* |
| * ECBE (REST) interface |
| *********************************************************************************/ |
| |
| function f_ecbe_tx_post_cbs(EcbeCbcMessage cbc) |
| runs on http_CT { |
| var charstring body := oct2char(enc_EcbeCbcMessage(cbc)); |
| log("TX POST CBS: ", body); |
| var HTTPMessage http_resp; |
| f_http_tx_request(url := "/api/ecbe/v1/message", method := "POST", body := body); |
| } |
| |
| function f_ecbe_rx_resp(template integer exp_sts := (200..299)) |
| runs on http_CT return HTTPResponse { |
| var HTTPMessage http_resp := f_http_rx_response(tr_HTTP_Resp(exp_sts), tout := 20.0); |
| return http_resp.response; |
| } |
| |
| /* run a HTTP POST to add a new CBC message */ |
| function f_ecbe_post_cbs(EcbeCbcMessage cbc, template integer exp_sts := 201) |
| runs on http_CT return HTTPResponse { |
| f_ecbe_tx_post_cbs(cbc); |
| return f_ecbe_rx_resp(exp_sts) |
| } |
| |
| function f_ecbe_tx_delete_cbs(integer msg_id) |
| runs on http_CT { |
| f_http_tx_request("/api/ecbe/v1/message/" & int2str(msg_id), method := "DELETE"); |
| } |
| |
| /* run a HTTP GET on specified URL expecting json in RSRES format as response */ |
| function f_ecbe_delete_cbs(integer msg_id, template integer exp_sts := 200) |
| runs on http_CT return HTTPResponse { |
| f_ecbe_tx_delete_cbs(msg_id); |
| return f_ecbe_rx_resp(exp_sts); |
| } |
| |
| |
| altstep as_cbsp_reset(integer idx) runs on CBSP_Adapter_CT { |
| var CBSP_RecvFrom rf; |
| [] CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], tr_CBSP_RESET)) -> value rf { |
| var CBSP_IE ie; |
| f_cbsp_find_ie(rf.msg, CBSP_IEI_CELL_LIST, ie); |
| CBSP[idx].send(ts_CBSP_Send(g_cbsp_conn_id[idx], |
| ts_CBSP_RESET_COMPL(ie.body.cell_list.cell_id))); |
| } |
| } |
| |
| private function f_cbs2ecbe_category(CBSP_Category cat_in) return EcbeCategory |
| { |
| select (cat_in) { |
| case (CBSP_CATEG_HIGH_PRIO) { return high_priority; } |
| case (CBSP_CATEG_BACKGROUND) { return background; } |
| case (CBSP_CATEG_NORMAL) { return normal; } |
| case else { mtc.stop } |
| } |
| } |
| |
| private function f_cbs2ecbe_page(CBS_MessageContent inp) return EcbePage |
| { |
| return hex2str(oct2hex(inp.payload)); |
| } |
| |
| /* convert from CBS_Message to EcbeCbcMessage */ |
| function f_cbs2ecbe(CBS_Message inp, charstring cbe_name) return EcbeCbcMessage |
| { |
| var EcbeCbcMessage ret := { |
| cbe_name := cbe_name, |
| category := f_cbs2ecbe_category(inp.category), |
| repetition_period := inp.rep_period, |
| num_of_bcast := inp.num_bcast_req, |
| scope := { scope_plmn := {} }, |
| smscb_message := { |
| serial_nr := { |
| serial_nr_encoded := inp.ser_nr |
| }, |
| message_id := inp.msg_id, |
| payload := { |
| payload_encoded := { |
| dcs := inp.dcs, |
| pages := { } /* appended below */ |
| } |
| } |
| } |
| }; |
| for (var integer i := 0; i < lengthof(inp.content); i := i+1) { |
| ret.smscb_message.payload.payload_encoded.pages := |
| ret.smscb_message.payload.payload_encoded.pages & { f_cbs2ecbe_page(inp.content[i]) }; |
| } |
| return ret; |
| } |
| |
| /********************************************************************************* |
| * CBSP interface |
| *********************************************************************************/ |
| |
| /* receive + acknowledge KEEP-ALIVE */ |
| altstep as_cbsp_keepalive_ack(integer idx) runs on CBSP_Adapter_CT { |
| [] CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], tr_CBSP_KEEP_ALIVE)) { |
| CBSP[idx].send(ts_CBSP_Send(g_cbsp_conn_id[idx], ts_CBSP_KEEP_ALIVE_COMPL)); |
| } |
| } |
| |
| /* receive + ignore RESTART */ |
| altstep as_cbsp_restart(integer idx) runs on CBSP_Adapter_CT { |
| [] CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], tr_CBSP_RESTART)); |
| } |
| |
| private function f_init(boolean raw := false) runs on test_CT { |
| f_http_init(mp_cbc_host, mp_ecbe_port); |
| CBSP_Adapter.f_connect(mp_cbc_host, mp_cbc_port, "", -1); |
| |
| if (not raw) { |
| var BSSMAP_FIELD_CellIdentificationList cell_list := { |
| cIl_allInBSS := ''O |
| }; |
| activate(as_cbsp_keepalive_ack(0)); |
| activate(as_cbsp_restart(0)); |
| f_cbsp_send(ts_CBSP_RESTART(cell_list, CBSP_BC_MSGT_CBS, CBSP_RI_DATA_LOST)); |
| f_cbsp_send(ts_CBSP_RESTART(cell_list, CBSP_BC_MSGT_EMERG, CBSP_RI_DATA_LOST)); |
| as_cbsp_reset(0); |
| } |
| } |
| |
| /* test whether or not we receive a valid KEEP-ALIVE from the CBC */ |
| testcase TC_rx_keepalive() runs on test_CT { |
| var CBSP_PDU rx; |
| var CBSP_IE ie; |
| |
| f_init(); |
| rx := f_cbsp_exp(tr_CBSP_KEEP_ALIVE(?)); |
| f_cbsp_find_ie(rx, CBSP_IEI_KEEP_ALIVE_REP_PERIOD, ie); |
| |
| setverdict(pass); |
| } |
| |
| /* test whether CBC terminates connection if KEEP-ALIVE is not answered by BSC */ |
| testcase TC_rx_keepalive_timeout() runs on test_CT { |
| var CBSP_PDU rx; |
| var CBSP_IE ie; |
| var integer ka_rep_per_s; |
| |
| f_init(); |
| rx := f_cbsp_exp(tr_CBSP_KEEP_ALIVE(?)); |
| f_cbsp_find_ie(rx, CBSP_IEI_KEEP_ALIVE_REP_PERIOD, ie); |
| |
| /* sleep for longer than the keep-alive period */ |
| ka_rep_per_s := f_cbsp_period2s(ie.body.keep_alive_rep_period); |
| f_sleep(int2float(ka_rep_per_s + 5)); |
| |
| /* expect the CBSP connection to be closed */ |
| CBSP[0].receive(PortEvent:{connClosed:=?}) |
| |
| setverdict(pass); |
| } |
| |
| type record CBS_Message { |
| uint16_t msg_id, |
| uint16_t ser_nr, |
| uint16_t old_ser_nr optional, |
| BSSMAP_FIELD_CellIdentificationList cell_list, |
| uint8_t channel_ind, |
| CBSP_Category category, |
| uint16_t rep_period, |
| uint16_t num_bcast_req, |
| uint8_t dcs, |
| CBS_MessageContents content |
| }; |
| type record CBS_MessageContent { |
| octetstring payload, |
| uint8_t user_len |
| }; |
| type record of CBS_MessageContent CBS_MessageContents; |
| |
| /* handle a CBSP-WRITE-REPLACE and respond to it with COMPLETE or FAILURE depending on arguments */ |
| private function f_cbsp_write(CBS_Message msg, integer idx := 0, |
| template (omit) BSSMAP_FIELD_CellIdentificationList tx_cell_list := omit, |
| template (omit) CBSP_FailureListItems tx_fail_list := omit, |
| template (omit) CBSP_IE_NumBcastComplList tx_compl_list := omit) |
| runs on test_CT { |
| var template CBSP_IEs content_ies := {}; |
| var template (present) CBSP_PDU rx_templ; |
| var CBSP_RecvFrom rf; |
| for (var integer i := 0; i < lengthof(msg.content); i := i+1) { |
| //content_ies[i] := tr_CbspMsgContent(msg.content[i].payload, msg.content[i].user_len); |
| content_ies[i] := tr_CbspMsgContent(?, ?); |
| } |
| rx_templ := tr_CBSP_WRITE_CBS(msg.msg_id, msg.ser_nr, msg.cell_list, msg.channel_ind, |
| msg.category, msg.rep_period, msg.num_bcast_req, msg.dcs, |
| content_ies); |
| alt { |
| [] CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], rx_templ)) -> value rf { |
| var template (value) CBSP_PDU tx; |
| if (istemplatekind(tx_fail_list, "omit")) { |
| var template (value) BSSMAP_FIELD_CellIdentificationList tx_list; |
| if (istemplatekind(tx_cell_list, "omit")) { |
| /* use the "expected list" when confirming the write-replace */ |
| tx_list := msg.cell_list; |
| } else { |
| /* use an user-provided different list of cells */ |
| tx_list := valueof(tx_cell_list); |
| } |
| if (istemplatekind(tx_compl_list, "omit")) { |
| tx := ts_CBSP_WRITE_CBS_COMPL(msg.msg_id, msg.ser_nr, tx_list, msg.channel_ind); |
| } else { |
| tx := ts_CBSP_REPLACE_CBS_COMPL(msg.msg_id, msg.ser_nr, msg.old_ser_nr, |
| valueof(tx_compl_list), tx_list, |
| msg.channel_ind); |
| } |
| } else { |
| tx := ts_CBSP_WRITE_CBS_FAIL(msg.msg_id, msg.ser_nr, valueof(tx_fail_list), |
| omit, tx_cell_list, msg.channel_ind); |
| } |
| CBSP[idx].send(ts_CBSP_Send(g_cbsp_conn_id[idx], tx)); |
| } |
| [] as_cbsp_keepalive_ack(idx) { repeat; } |
| [] CBSP[idx].receive { |
| setverdict(fail, "Received unexpected CBSP in index ", idx); |
| } |
| } |
| } |
| |
| /* handle a CBSP-KILL and respond to it with COMPLETE or FAILURE depending on arguments */ |
| private function f_cbsp_handle_kill(integer idx, uint16_t msg_id, uint16_t ser_nr, |
| template BSSMAP_FIELD_CellIdentificationList exp_list, |
| template (omit) BSSMAP_FIELD_CellIdentificationList tx_list, |
| template (omit) CBSP_FailureListItems tx_fail_list := omit, |
| template (omit) CBSP_IE_NumBcastComplList tx_compl_list := omit, |
| template (omit) uint8_t channel_ind := omit) |
| runs on test_CT { |
| var template (present) CBSP_PDU rx_templ; |
| var CBSP_RecvFrom rf; |
| |
| rx_templ := tr_CBSP_KILL(msg_id, ser_nr, exp_list, channel_ind); |
| alt { |
| [] CBSP[idx].receive(tr_CBSP_Recv(g_cbsp_conn_id[idx], rx_templ)) -> value rf { |
| var template (value) CBSP_PDU tx; |
| if (istemplatekind(tx_fail_list, "omit")) { |
| tx := ts_CBSP_KILL_COMPL(msg_id, ser_nr, tx_compl_list, tx_list, channel_ind); |
| } else { |
| tx := ts_CBSP_KILL_FAIL(msg_id, ser_nr, valueof(tx_fail_list), tx_compl_list, |
| tx_list, channel_ind); |
| } |
| CBSP[idx].send(ts_CBSP_Send(g_cbsp_conn_id[idx], tx)); |
| } |
| [] as_cbsp_keepalive_ack(idx) { repeat; } |
| [] CBSP[idx].receive { |
| setverdict(fail, "Received unexpected CBSP in index ", idx); |
| } |
| } |
| } |
| |
| private const BSSMAP_FIELD_CellIdentificationList cil_BSS := { |
| cIl_allInBSS := ''O |
| }; |
| |
| testcase TC_write_replace() runs on test_CT { |
| f_init(); |
| var CBS_Message msg := { |
| msg_id := 42, |
| ser_nr := 16752, |
| old_ser_nr := omit, |
| cell_list := cil_BSS, |
| channel_ind := 0, |
| category := CBSP_CATEG_NORMAL, |
| rep_period := 5, |
| num_bcast_req := 3, |
| dcs := 1, |
| content := { |
| { '00'O, 1 } |
| } |
| }; |
| f_cbsp_write(msg); |
| f_sleep(100.0); |
| } |
| |
| testcase TC_selftest() runs on test_CT { |
| const octetstring c_load_q := '0700000d0400080000f110012345671200'O; |
| const octetstring c_load_q_compl := '0800000f0a000a0000f1100123456700001200'O; |
| const octetstring c_reset := '1000000b0400080000f11001234567'O; |
| const octetstring c_reset_compl := '1100000b0400080000f11001234567'O; |
| const octetstring c_msg_sts_q := '0a0000130e022b0200000400080000f110012345671200'O; |
| const octetstring c_msg_sts_q_fail := '0c0000140e022b0200000900090000f11001234567021200'O; |
| const octetstring c_kill := '040000110e00000200000400080000f11001234567'O; |
| const octetstring c_kill_fail := '060000120e00000200000900090000f1100123456702'O; |
| const octetstring c_write_repl := '010000c70e022b0300300400080000f110012345671200050006000407000613020c400107f4f29c9e769f5de337b90c921d1b8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d100'O; |
| const octetstring c_write_repl_compl := '020000130e022b0300300400080000f110012345671200'O; |
| const octetstring c_write_repl_fail := '030000140e022b0300300900090000f110012345670d1200'O; |
| const octetstring c_msg_s_q := '0a0000130e022b0200900400080000f110012345671200'O; |
| const octetstring c_msg_s_q_compl := '0b0000160e022b02009008000b0000f110012345670008001200'O; |
| const octetstring c_kill_compl := '050000160e022b02008008000b0000f110012345670006001200'O; |
| |
| log(dec_CBSP_PDU(c_load_q)); |
| log(dec_CBSP_PDU(c_load_q_compl)); |
| log(dec_CBSP_PDU(c_reset)); |
| log(dec_CBSP_PDU(c_reset_compl)); |
| log(dec_CBSP_PDU(c_msg_sts_q)); |
| log(dec_CBSP_PDU(c_msg_sts_q_fail)); |
| log(dec_CBSP_PDU(c_kill)); |
| log(dec_CBSP_PDU(c_kill_fail)); |
| log(dec_CBSP_PDU(c_write_repl)); |
| log(dec_CBSP_PDU(c_write_repl_compl)); |
| log(dec_CBSP_PDU(c_write_repl_fail)); |
| log(dec_CBSP_PDU(c_msg_s_q)); |
| log(dec_CBSP_PDU(c_msg_s_q_compl)); |
| log(dec_CBSP_PDU(c_kill_compl)); |
| } |
| |
| import from SABP_Types all; |
| import from SABP_Templates all; |
| import from SABP_IEs all; |
| import from SABP_PDU_Descriptions all; |
| |
| testcase TC_selftest_sabp() runs on test_CT { |
| const octetstring c_write := '00000080930000080006000211120007000240c0000f0010000113f0030282ec0613f0030282ec070001400100000d0002012a000900020000000400010100000056029f01b4d90d064297d9ec37e8fe96b3c9a0303bdd68341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d168341a8d46a3d10012'O; |
| |
| log(dec_SABP_PDU(c_write)); |
| log(enc_SABP_PDU(dec_SABP_PDU(c_write))); |
| |
| var template (value) Service_Areas_List sa_list := { |
| ts_SabpSai('62F224'O, '0023'O, '0042'O) |
| }; |
| var template (value) SABP_PDU tx; |
| |
| tx := ts_SABP_Write(int2bit(1, 16), int2bit(1, 16), sa_list, 23, 42, '00000000'B, '01011010'B); |
| log("Write: ", enc_SABP_PDU(valueof(tx))) |
| |
| var Service_Areas_List sa_list2 := { valueof(ts_SabpSai('62F224'O, '1000'O, '0042'O)) }; |
| for (var integer i := 0; i < 2500; i := i+1) { |
| sa_list2 := sa_list2 & {valueof(ts_SabpSai('62F224'O, '2000'O, int2oct(i,2))) }; |
| } |
| tx := ts_SABP_Write(int2bit(2, 16), int2bit(2, 16), sa_list2, 23, 42, '00000000'B, '01011010'B); |
| log("Write: ", enc_SABP_PDU(valueof(tx))) |
| |
| tx := ts_SABP_Restart(sa_list); |
| log("Restart: ", enc_SABP_PDU(valueof(tx))); |
| } |
| |
| /********************************************************************************* |
| * ECBE interface (verifying expected procedures on CBSP) |
| *********************************************************************************/ |
| |
| function f_create_and_delete(CBS_Message msg, |
| template (omit) BSSMAP_FIELD_CellIdentificationList cell_list_success) |
| runs on test_CT { |
| var EcbeCbcMessage ecbe := f_cbs2ecbe(msg, "TTCN-3"); |
| f_ecbe_tx_post_cbs(ecbe); |
| f_cbsp_write(msg, 0, cell_list_success); |
| f_ecbe_rx_resp(201); |
| |
| f_sleep(2.0); |
| |
| f_ecbe_tx_delete_cbs(msg.msg_id); |
| /* FIXME: cbc segfaults if we terminate here (if we don't wait for Connect_result? */ |
| f_cbsp_handle_kill(0, msg.msg_id, msg.ser_nr, cell_list_success, cell_list_success); |
| f_ecbe_rx_resp(200); |
| } |
| |
| private template (value) CBS_Message t_CBSmsg(uint16_t msg_id, uint16_t ser_nr) := { |
| msg_id := msg_id, |
| ser_nr := ser_nr, |
| old_ser_nr := omit, |
| cell_list := cil_BSS, |
| channel_ind := 0, |
| category := CBSP_CATEG_NORMAL, |
| rep_period := 5, |
| num_bcast_req := 3, |
| dcs := 1, |
| content := { |
| { '00'O, 1 } |
| } |
| }; |
| |
| /* specify a variety of different Cell Identifier formats to extend test coverage */ |
| testcase TC_ecbe_create_delete_cgi() runs on test_CT { |
| f_init(); |
| var template (value) BSSMAP_FIELD_CellIdentificationList cell_list_success; |
| var template (value) CBS_Message msg := t_CBSmsg(43, 16752); |
| |
| cell_list_success := ts_BSSMAP_CIL_CGI({ |
| ts_BSSMAP_CI_CGI('901'H, '70'H, 23, 42), |
| ts_BSSMAP_CI_CGI('901'H, '70'H, 24, 42), |
| ts_BSSMAP_CI_CGI('901'H, '70'H, 24, 43) |
| }); |
| f_create_and_delete(valueof(msg), cell_list_success); |
| } |
| testcase TC_ecbe_create_delete_lac_ci() runs on test_CT { |
| f_init(); |
| var template (value) BSSMAP_FIELD_CellIdentificationList cell_list_success; |
| var template (value) CBS_Message msg := t_CBSmsg(44, 16752); |
| cell_list_success := ts_BSSMAP_CIL_LAC_CI({ |
| ts_BSSMAP_CI_LAC_CI(10001, 50001), |
| ts_BSSMAP_CI_LAC_CI(10002, 50002), |
| ts_BSSMAP_CI_LAC_CI(10003, 50003) |
| }); |
| f_create_and_delete(valueof(msg), cell_list_success); |
| } |
| testcase TC_ecbe_create_delete_lac() runs on test_CT { |
| f_init(); |
| var template (value) BSSMAP_FIELD_CellIdentificationList cell_list_success; |
| var template (value) CBS_Message msg := t_CBSmsg(45, 16752); |
| cell_list_success := ts_BSSMAP_CIL_LAC({ |
| ts_BSSMAP_CI_LAC(10001), |
| ts_BSSMAP_CI_LAC(10002), |
| ts_BSSMAP_CI_LAC(10003) |
| }); |
| f_create_and_delete(valueof(msg), cell_list_success); |
| } |
| testcase TC_ecbe_create_delete_ci() runs on test_CT { |
| f_init(); |
| var template (value) BSSMAP_FIELD_CellIdentificationList cell_list_success; |
| var template (value) CBS_Message msg := t_CBSmsg(46, 16752); |
| cell_list_success := ts_BSSMAP_CIL_CI({ |
| ts_BSSMAP_CI_CI(50001), |
| ts_BSSMAP_CI_CI(50002), |
| ts_BSSMAP_CI_CI(50003) |
| }); |
| f_create_and_delete(valueof(msg), cell_list_success); |
| } |
| testcase TC_ecbe_create_delete_lai() runs on test_CT { |
| f_init(); |
| var template (value) BSSMAP_FIELD_CellIdentificationList cell_list_success; |
| var template (value) CBS_Message msg := t_CBSmsg(47, 16752); |
| cell_list_success := ts_BSSMAP_CIL_LAI({ |
| ts_BSSMAP_CI_LAI('901'H, '70'H, 25), |
| ts_BSSMAP_CI_LAI('901'H, '70'H, 26), |
| ts_BSSMAP_CI_LAI('901'H, '70'H, 27) |
| }); |
| f_create_and_delete(valueof(msg), cell_list_success); |
| } |
| |
| control { |
| execute( TC_rx_keepalive() ); |
| execute( TC_rx_keepalive_timeout() ); |
| execute( TC_ecbe_create_delete_cgi() ); |
| execute( TC_ecbe_create_delete_lac_ci() ); |
| execute( TC_ecbe_create_delete_lac() ); |
| execute( TC_ecbe_create_delete_ci() ); |
| execute( TC_ecbe_create_delete_lai() ); |
| } |
| |
| } |