175 lines
4.5 KiB
Plaintext
175 lines
4.5 KiB
Plaintext
/* (C) 2019 by Harald Welte <laforge@gnumonks.org>
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* All Rights Reserved
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*
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* The idea is that these tests are executed against sccp_demo_user from
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* libosmo-sccp.git in server mode.
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*
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* Released under the terms of GNU General Public License, Version 2 or
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* (at your option) any later version.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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module SCCP_Tests_RAW {
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import from General_Types all;
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import from Osmocom_Types all;
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import from M3UA_Emulation all;
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import from SCCP_Types all;
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import from SCCPasp_Types all;
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import from SCCP_Templates all;
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import from SCCP_Emulation all;
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import from SCCP_CodecPort all;
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import from TELNETasp_PortType all;
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import from Osmocom_VTY_Functions all;
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import from SCCP_Tests all;
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type component SCCP_Test_RAW_CT {
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/* VTY to sccp_demo_user (not used yet) */
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port TELNETasp_PT SCCP_DEMO_USER_VTY;
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/* SCCP raw port runs on top of M3UA Emulation.
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* "System Under Test" is libosmo-sccp's sccp_demo_user example program. */
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var M3UA_CT vc_M3UA;
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port SCCP_CODEC_PT MTP3;
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var MSC_SCCP_MTP3_parameters g_param;
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}
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private function f_init_raw(SCCP_Configuration cfg) runs on SCCP_Test_RAW_CT {
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g_param := {
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sio := {
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ni := substr(oct2bit(cfg.sio),0,2),
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prio := substr(oct2bit(cfg.sio),2,2),
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si := substr(oct2bit(cfg.sio),4,4)
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},
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opc := cfg.own_pc,
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dpc := cfg.peer_pc,
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sls := 0,
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sccp_serviceType := cfg.sccp_service_type,
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ssn := cfg.own_ssn
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};
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map(self:SCCP_DEMO_USER_VTY, system:SCCP_DEMO_USER_VTY);
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f_vty_set_prompts(SCCP_DEMO_USER_VTY);
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f_vty_transceive(SCCP_DEMO_USER_VTY, "enable");
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/* Create and connect test components */
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vc_M3UA := M3UA_CT.create;
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connect(self:MTP3, vc_M3UA:MTP3_SP_PORT);
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map(vc_M3UA:SCTP_PORT, system:sctp);
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vc_M3UA.start(f_M3UA_Emulation(cfg.sctp_addr));
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}
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private function f_cleanup() runs on SCCP_Test_RAW_CT {
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all component.stop;
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unmap(vc_M3UA:SCTP_PORT, system:sctp);
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disconnect(vc_M3UA:MTP3_SP_PORT, self:MTP3);
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self.stop
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}
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/* connection oriented SCCP */
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const SCCP_param_ProtocolClass c_class2 := { class:='0010'B, messageHandling:='0000'B };//class 2
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function ts_SCCP_CR(OCT3 source_lref, SCCP_PAR_Address calling, SCCP_PAR_Address called)
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return template (value) PDU_SCCP {
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var SCCP_param_CPartyAddressEnc calling_enc := ConvertASPAddressToEncodedAddress_itu(calling);
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var template (value) PDU_SCCP ret := {
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connrequest := {
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messageType := cr,
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sourceLocRef := source_lref,
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protClass := c_class2,
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pointer1 := 2,
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pointer2 := 0, /* overwritten */
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calledPAddress := ConvertASPAddressToEncodedAddress_itu(called),
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optionalPart := {
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credit := omit,
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callingPAddress := {
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paramName := con_SCCP_cgPA,
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paramLength := calling_enc.paramLength, /* overwritten */
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addr := calling_enc.addr
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},
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data := omit,
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hopCounter := omit,
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importance := omit
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},
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eop := { paramName:= con_SCCP_eop }
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}
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}
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return ret;
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}
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template (present) PDU_SCCP tr_SCCP_CC(template (present) OCT3 dest_lref,
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template (present) OCT3 source_lref) := {
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connconfirm := {
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messageType := cc,
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destLocRef := dest_lref,
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sourceLocRef := source_lref,
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protClass := c_class2,
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pointer1 := ?,
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optionalPart := *,
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eop := *
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}
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}
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private function f_send_sccp(template PDU_SCCP sccp) runs on SCCP_Test_RAW_CT {
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var SCCP_MTP3_TRANSFERreq tx := {
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sio := g_param.sio,
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opc := g_param.opc,
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dpc := g_param.dpc,
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sls := g_param.sls,
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data := valueof(sccp)
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};
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MTP3.send(tx);
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}
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private function f_exp_sccp(template PDU_SCCP sccp) runs on SCCP_Test_RAW_CT {
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var SCCP_MTP3_TRANSFERind rx;
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var template SCCP_MTP3_TRANSFERind exp := {
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sio := g_param.sio,
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opc := g_param.dpc,
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dpc := g_param.opc,
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sls := g_param.sls,
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data := sccp
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};
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timer T := 10.0;
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T.start;
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alt {
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[] MTP3.receive(exp) -> value rx {
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setverdict(pass);
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}
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[] MTP3.receive {
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setverdict(fail, "Unexpected MTP/SCCP received");
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}
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[] T.timeout {
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setverdict(fail, "Timeout waiting for ", exp);
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}
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}
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}
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/* Verify sccp_demo_user answers a CR with a CC for PC and SSN set up to echo back */
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testcase TC_cr_cc() runs on SCCP_Test_RAW_CT {
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var SCCP_PAR_Address calling, called;
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called := valueof(ts_SccpAddr_PC_SSN(sccp_cfg[0].peer_pc, sccp_cfg[0].peer_ssn,
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sccp_cfg[0].sio, sccp_cfg[0].sccp_service_type));
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calling := valueof(ts_SccpAddr_PC_SSN(sccp_cfg[0].own_pc, sccp_cfg[0].own_ssn,
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sccp_cfg[0].sio, sccp_cfg[0].sccp_service_type));
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f_init_raw(sccp_cfg[0]);
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f_sleep(1.0);
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f_send_sccp(ts_SCCP_CR('000001'O, calling, called));
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f_exp_sccp(tr_SCCP_CC('000001'O, ?));
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}
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control {
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execute( TC_cr_cc() );
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}
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}
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