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Diffstat (limited to 'library/RAW_NS.ttcn')
| -rw-r--r-- | library/RAW_NS.ttcn | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/library/RAW_NS.ttcn b/library/RAW_NS.ttcn deleted file mode 100644 index 314bf317..00000000 --- a/library/RAW_NS.ttcn +++ /dev/null @@ -1,230 +0,0 @@ -module RAW_NS { - -/* Osmocom NS test suite for NS in TTCN-3 - * (C) 2018-2019 Harald Welte <laforge@gnumonks.org> - * All rights reserved. - * - * Released under the terms of GNU General Public License, Version 2 or - * (at your option) any later version. - * - * SPDX-License-Identifier: GPL-2.0-or-later - */ - -import from General_Types all; -import from Osmocom_Types all; -import from Osmocom_Gb_Types all; -import from NS_CodecPort all; -import from NS_Types all; -import from BSSGP_Types all; -import from NS_CodecPort all; -import from NS_CodecPort_CtrlFunct all; -import from NS_Emulation all; -import from Native_Functions all; -import from IPL4asp_Types all; - -public type component RAW_NS_CT { - /* UDP port towards the bottom (IUT) */ - port NS_CODEC_PT NSCP[4]; - var ConnectionId g_ns_conn_id[4] := {-1, -1, -1, -1}; - var NSConfiguration g_nsconfig[4]; - timer g_T_guard; -} - -public altstep as_Tguard() runs on RAW_NS_CT { - [] g_T_guard.timeout { - setverdict(fail, "Timeout of T_guard"); - mtc.stop; - } -} - -function f_init_ns_codec(NSConfiguration ns_config, integer idx := 0, float guard_secs := 60.0, integer tc_offset := 0) runs on RAW_NS_CT { - var Result res; - - if (not g_T_guard.running) { - g_T_guard.start(guard_secs); - activate(as_Tguard()); - } - - if (not isbound(g_nsconfig) or not isbound(g_nsconfig[idx])) { - /* copy most parts from mp_nsconfig */ - g_nsconfig[idx] := ns_config; - /* adjust those parts different for each NS-VC */ - g_nsconfig[idx].nsvci := ns_config.nsvci + idx; - g_nsconfig[idx].provider.ip.local_udp_port := ns_config.provider.ip.local_udp_port + idx + tc_offset; - } - - map(self:NSCP[idx], system:NSCP); - /* Connect the UDP socket */ - var NSConfiguration nscfg := g_nsconfig[idx]; - log("connecting NSCP[", idx, "] to ", nscfg); - res := f_IPL4_connect(NSCP[idx], nscfg.provider.ip.remote_ip, nscfg.provider.ip.remote_udp_port, - nscfg.provider.ip.local_ip, nscfg.provider.ip.local_udp_port, 0, { udp := {}}); - if (not ispresent(res.connId)) { - setverdict(fail, "Could not connect NS UDP socket, check your configuration ", g_nsconfig[idx]); - mtc.stop; - } - g_ns_conn_id[idx] := res.connId; - -} - -function f_ns_exp(template PDU_NS exp_rx, integer idx := 0) runs on RAW_NS_CT return PDU_NS { - var NS_RecvFrom nrf; - log("f_ns_exp() expecting ", exp_rx); - alt { - [] NSCP[idx].receive(t_NS_RecvFrom(exp_rx)) -> value nrf { } - [] NSCP[idx].receive(t_NS_RecvFrom(?)) -> value nrf { - setverdict(fail, "Received unexpected NS: ", nrf); - mtc.stop; - } - } - return nrf.msg; -} - -/* perform outbound NS-ALIVE procedure */ -function f_outgoing_ns_alive(integer idx := 0) runs on RAW_NS_CT { - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE)); - alt { - [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE_ACK)); - [] NSCP[idx].receive { repeat; } - } -} - -/* perform outbound NS-ALIVE procedure */ -function f_outgoing_ns_alive_no_ack(integer idx := 0, float tout := 10.0) runs on RAW_NS_CT { - timer T := tout; - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE)); - T.start; - alt { - [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE_ACK)) { - setverdict(fail, "Received unexpected NS-ALIVE ACK"); - } - [] NSCP[idx].receive { repeat; } - [] T.timeout { - setverdict(pass); - } - } -} - -function f_outgoing_ns_reset(integer idx := 0, float tout := 10.0) runs on RAW_NS_CT { - timer T := tout; - var template PDU_NS reset := ts_NS_RESET(NS_CAUSE_EQUIPMENT_FAILURE, g_nsconfig[idx].nsvci, g_nsconfig[idx].nsei) - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], reset)); - T.start; - alt { - [] NSCP[idx].receive(t_NS_RecvFrom(ts_NS_RESET_ACK(g_nsconfig[idx].nsvci, g_nsconfig[idx].nsei))) { - setverdict(pass); - } - [] NSCP[idx].receive { repeat; } - [] T.timeout { - setverdict(fail, "Failed to receive a RESET ACK"); - } - } -} - -/* perform outbound NS-BLOCK procedure */ -function f_outgoing_ns_block(NsCause cause, integer idx := 0) runs on RAW_NS_CT { - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_BLOCK(cause, g_nsconfig[idx].nsvci))); - alt { - [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_BLOCK_ACK(g_nsconfig[idx].nsvci))); - [] NSCP[idx].receive { repeat; } - } -} - -/* receive NS-ALIVE and ACK it */ -altstep as_rx_alive_tx_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE)) { - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_ALIVE_ACK)); - if (not oneshot) { repeat; } - } -} - -/* Transmit BSSGP RESET for given BVCI and expect ACK */ -function f_tx_bvc_reset_rx_ack(BssgpBvci bvci, template (omit) BssgpCellId tx_cell_id, template BssgpCellId rx_cell_id, - integer idx := 0, boolean exp_ack := true) -runs on RAW_NS_CT { - var PDU_BSSGP bssgp_tx := valueof(ts_BVC_RESET(BSSGP_CAUSE_NET_SV_CAP_MOD_GT_ZERO_KBPS, bvci, - tx_cell_id)); - timer T := 5.0; - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); - T.start; - alt { - [exp_ack] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, - decmatch tr_BVC_RESET_ACK(bvci, rx_cell_id)))) { - setverdict(pass); - } - [exp_ack] T.timeout { - setverdict(fail, "No response to BVC-RESET"); - } - [not exp_ack] T.timeout { - setverdict(pass); - } - [] NSCP[idx].receive { repeat; } - } -} - -/* Receive a BSSGP RESET for given BVCI and ACK it */ -altstep as_rx_bvc_reset_tx_ack(BssgpBvci bvci, template BssgpCellId rx_cell_id, template (omit) BssgpCellId tx_cell_id, - boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - var NS_RecvFrom ns_rf; - [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, - decmatch tr_BVC_RESET(?, bvci, rx_cell_id)))) - -> value ns_rf { - var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); - var PDU_BSSGP bssgp_tx := valueof(ts_BVC_RESET_ACK(bvci, tx_cell_id)); - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); - if (not oneshot) { repeat; } - } -} - - -/* Receive a BSSGP UNBLOCK for given BVCI and ACK it */ -altstep as_rx_bvc_unblock_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - var NS_RecvFrom ns_rf; - [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0, - decmatch t_BVC_UNBLOCK(bvci)))) - -> value ns_rf { - var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); - var PDU_BSSGP bssgp_tx := valueof(t_BVC_UNBLOCK_ACK(bvci)); - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx)))); - if (not oneshot) { repeat; } - } -} - -/* Receive a BSSGP FLOW-CONTROL-BVC and ACK it */ -altstep as_rx_bvc_fc_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - var NS_RecvFrom ns_rf; - [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, bvci, - decmatch tr_BVC_FC_BVC))) - -> value ns_rf { - var PDU_BSSGP bssgp_rx := dec_PDU_BSSGP(ns_rf.msg.pDU_NS_Unitdata.nS_SDU); - var OCT1 tag := bssgp_rx.pDU_BSSGP_FLOW_CONTROL_BVC.tag.unstructured_Value; - var PDU_BSSGP bssgp_tx := valueof(t_BVC_FC_BVC_ACK(tag)); - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_UNITDATA(t_SduCtrlB, bvci, enc_PDU_BSSGP(bssgp_tx)))); - if (not oneshot) { repeat; } - } -} - -/********************************************************************************** - * Classic Gb/IP bring-up test cases using NS-{RESET,BLOCK,UNBLOCK} and no IP-SNS * - **********************************************************************************/ - -/* Receive a NS-RESET and ACK it */ -public altstep as_rx_ns_reset_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - var NS_RecvFrom ns_rf; - [] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION, g_nsconfig[idx].nsvci, - g_nsconfig[idx].nsei))) -> value ns_rf { - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_NS_RESET_ACK(g_nsconfig[idx].nsvci, - g_nsconfig[idx].nsei))); - if (not oneshot) { repeat; } - } -} -/* Receive a NS-UNBLOCK and ACK it */ -public altstep as_rx_ns_unblock_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT { - var NS_RecvFrom ns_rf; - [] NSCP[idx].receive(t_NS_RecvFrom(t_NS_UNBLOCK)) -> value ns_rf { - NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], t_NS_UNBLOCK_ACK)); - if (not oneshot) { repeat; } - } -} - -} |