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PCU: Prepare for having multiple Gb connections on tester side 

Change-Id: I6de4832bda18b36873f57986a34ba8082af2c853
Related: OS#3372
This commit is contained in:
Harald Welte 2019-02-21 22:19:21 +01:00
parent c4d7beb3ff
commit bf76824482
2 changed files with 94 additions and 62 deletions
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109
pcu/PCU_Tests_RAW.ttcn
View File

@ -30,8 +30,9 @@ modulepar {
type component RAW_NS_CT {
/* UDP port towards the bottom (IUT) */
port NS_CODEC_PT NSCP;
var ConnectionId g_ns_conn_id := -1;
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;
/* PCUIF (we emulate the BTS part) */
@ -67,28 +68,41 @@ function f_init_pcuif() runs on RAW_NS_CT {
PCU.send(t_SD_PCUIF(g_pcu_conn_id, info_ind));
}
function f_init_ns_codec(float guard_secs := 60.0) runs on RAW_NS_CT {
function f_init_ns_codec(integer idx := 0, float guard_secs := 60.0) runs on RAW_NS_CT {
var Result res;
map(self:NSCP, system:NSCP);
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] := mp_nsconfig;
/* adjust those parts different for each NS-VC */
g_nsconfig[idx].nsvci := mp_nsconfig.nsvci + idx;
g_nsconfig[idx].local_udp_port := mp_nsconfig.local_udp_port + idx;
}
map(self:NSCP[idx], system:NSCP);
/* Connect the UDP socket */
res := f_IPL4_connect(NSCP, mp_nsconfig.remote_ip, mp_nsconfig.remote_udp_port,
mp_nsconfig.local_ip, mp_nsconfig.local_udp_port,
0, { udp := {}});
log("connecting NSCP[", idx, "] to ", g_nsconfig[idx]);
res := f_IPL4_connect(NSCP[idx], g_nsconfig[idx].remote_ip, g_nsconfig[idx].remote_udp_port,
g_nsconfig[idx].local_ip, g_nsconfig[idx].local_udp_port, 0, { udp := {}});
if (not ispresent(res.connId)) {
setverdict(fail, "Could not connect NS UDP socket, check your configuration");
setverdict(fail, "Could not connect NS UDP socket, check your configuration ", g_nsconfig[idx]);
mtc.stop;
}
g_ns_conn_id := res.connId;
g_T_guard.start(guard_secs);
activate(as_Tguard());
g_ns_conn_id[idx] := res.connId;
}
function f_ns_exp(template PDU_NS exp_rx) runs on RAW_NS_CT return PDU_NS {
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.receive(t_NS_RecvFrom(exp_rx)) -> value nrf { }
[] NSCP.receive {
[] NSCP[idx].receive(t_NS_RecvFrom(exp_rx)) -> value nrf { }
[] NSCP[idx].receive {
setverdict(fail, "Received unexpected NS: ", nrf);
mtc.stop;
}
@ -97,69 +111,69 @@ function f_ns_exp(template PDU_NS exp_rx) runs on RAW_NS_CT return PDU_NS {
}
/* perform outbound NS-ALIVE procedure */
function f_outgoing_ns_alive() runs on RAW_NS_CT {
NSCP.send(t_NS_Send(g_ns_conn_id, t_NS_ALIVE));
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.receive(t_NS_RecvFrom(t_NS_ALIVE_ACK));
[] NSCP.receive { repeat; }
[] NSCP[idx].receive(t_NS_RecvFrom(t_NS_ALIVE_ACK));
[] NSCP[idx].receive { repeat; }
}
}
/* perform outbound NS-BLOCK procedure */
function f_outgoing_ns_block(NsCause cause) runs on RAW_NS_CT {
NSCP.send(t_NS_Send(g_ns_conn_id, ts_NS_BLOCK(cause, mp_nsconfig.nsvci)));
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.receive(t_NS_RecvFrom(tr_NS_BLOCK_ACK(mp_nsconfig.nsvci)));
[] NSCP.receive { repeat; }
[] 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) runs on RAW_NS_CT {
[] NSCP.receive(t_NS_RecvFrom(t_NS_ALIVE)) {
NSCP.send(t_NS_Send(g_ns_conn_id, t_NS_ALIVE_ACK));
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; }
}
}
/* Receive a BSSGP RESET for given BVCI and ACK it */
altstep as_rx_bvc_reset_tx_ack(BssgpBvci bvci, boolean oneshot := false) runs on RAW_NS_CT {
altstep as_rx_bvc_reset_tx_ack(BssgpBvci bvci, boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT {
var NS_RecvFrom ns_rf;
/* FIXME: nail down received cell_id in match */
[] NSCP.receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0,
[] NSCP[idx].receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0,
decmatch tr_BVC_RESET(?, 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(ts_BVC_RESET_ACK(bvci, mp_gb_cfg.cell_id));
NSCP.send(t_NS_Send(g_ns_conn_id, ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx))));
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) runs on RAW_NS_CT {
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.receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, 0,
[] 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.send(t_NS_Send(g_ns_conn_id, ts_NS_UNITDATA(t_SduCtrlB, 0, enc_PDU_BSSGP(bssgp_tx))));
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) runs on RAW_NS_CT {
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.receive(t_NS_RecvFrom(tr_NS_UNITDATA(t_SduCtrlB, bvci,
[] 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.send(t_NS_Send(g_ns_conn_id, ts_NS_UNITDATA(t_SduCtrlB, bvci, enc_PDU_BSSGP(bssgp_tx))));
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; }
}
}
@ -169,19 +183,20 @@ altstep as_rx_bvc_fc_tx_ack(BssgpBvci bvci, boolean oneshot := false) runs on RA
**********************************************************************************/
/* Receive a NS-RESET and ACK it */
private altstep as_rx_ns_reset_ack(boolean oneshot := false) runs on RAW_NS_CT {
private altstep as_rx_ns_reset_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT {
var NS_RecvFrom ns_rf;
[] NSCP.receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION, mp_nsconfig.nsvci,
mp_nsconfig.nsei))) -> value ns_rf {
NSCP.send(t_NS_Send(g_ns_conn_id, ts_NS_RESET_ACK(mp_nsconfig.nsvci, mp_nsconfig.nsei)));
[] 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 */
private altstep as_rx_ns_unblock_ack(boolean oneshot := false) runs on RAW_NS_CT {
private altstep as_rx_ns_unblock_ack(boolean oneshot := false, integer idx := 0) runs on RAW_NS_CT {
var NS_RecvFrom ns_rf;
[] NSCP.receive(t_NS_RecvFrom(t_NS_UNBLOCK)) -> value ns_rf {
NSCP.send(t_NS_Send(g_ns_conn_id, t_NS_UNBLOCK_ACK));
[] 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; }
}
}
@ -204,8 +219,8 @@ testcase TC_ns_reset_retrans() runs on RAW_NS_CT {
var integer i;
for (i := 0; i < 3; i := i+1) {
NSCP.receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION,
mp_nsconfig.nsvci, mp_nsconfig.nsei)));
NSCP[0].receive(t_NS_RecvFrom(tr_NS_RESET(NS_CAUSE_OM_INTERVENTION,
g_nsconfig[0].nsvci, g_nsconfig[0].nsei)));
}
/* Expect inbound NS-RESET procedure */
@ -228,19 +243,19 @@ testcase TC_ns_alive() runs on RAW_NS_CT {
/* Test for NS-RESET after NS-ALIVE timeout */
testcase TC_ns_alive_timeout_reset() runs on RAW_NS_CT {
f_init_ns_codec(100.0);
f_init_ns_codec(guard_secs := 100.0);
f_init_pcuif();
/* Expect inbound NS-RESET procedure */
as_rx_ns_reset_ack(oneshot := true);
/* wait for at least one NS-ALIVE */
NSCP.receive(t_NS_RecvFrom(t_NS_ALIVE));
NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE));
/* wait for NS-RESET to re-appear, ignoring any NS-ALIVE until then */
alt {
[] as_rx_ns_reset_ack(oneshot := true) { setverdict(pass); }
[] NSCP.receive(t_NS_RecvFrom(t_NS_ALIVE)) { repeat; }
[] NSCP[0].receive(t_NS_RecvFrom(t_NS_ALIVE)) { repeat; }
}
}
@ -273,7 +288,7 @@ testcase TC_ns_unblock_retrans() runs on RAW_NS_CT {
activate(as_rx_alive_tx_ack());
/* wait for first NS-UNBLOCK, don't respond */
NSCP.receive(t_NS_RecvFrom(t_NS_UNBLOCK));
NSCP[0].receive(t_NS_RecvFrom(t_NS_UNBLOCK));
/* wait for re-transmission of NS-UNBLOCK */
as_rx_ns_unblock_ack(oneshot := true);

47
pcu/PCU_Tests_RAW_SNS.ttcn
View File

@ -12,40 +12,57 @@ import from NS_Types all;
**********************************************************************************/
/* perform inbound SNS-SIZE procedure */
function f_incoming_sns_size(template (omit) NsCause cause := omit) runs on RAW_NS_CT {
function f_incoming_sns_size(template (omit) NsCause cause := omit, integer idx := 0)
runs on RAW_NS_CT {
var PDU_NS rx;
/* expect one single SNS-SIZE with RESET flag; one remote v4 EP; no v6 EP */
rx := f_ns_exp(tr_SNS_SIZE(mp_nsconfig.nsei, rst_flag := true, max_nsvcs := ?,
num_v4 := 1, num_v6 := omit));
NSCP.send(t_NS_Send(g_ns_conn_id, ts_SNS_SIZE_ACK(mp_nsconfig.nsei, cause)));
rx := f_ns_exp(tr_SNS_SIZE(g_nsconfig[idx].nsei, rst_flag := true, max_nsvcs := 8,
num_v4 := 4, num_v6 := omit), idx);
NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_SIZE_ACK(g_nsconfig[idx].nsei, cause)));
}
/* perform outbound SNS-SIZE procedure */
function f_outgoing_sns_size(template (omit) NsCause cause := omit) runs on RAW_NS_CT {
function f_outgoing_sns_size(template (omit) NsCause cause := omit, integer idx:= 0)
runs on RAW_NS_CT {
var PDU_NS rx;
NSCP.send(t_NS_Send(g_ns_conn_id, ts_SNS_SIZE(mp_nsconfig.nsei, rst_flag := true, max_nsvcs := 1,
NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_SIZE(g_nsconfig[idx].nsei, rst_flag := true, max_nsvcs := 1,
num_v4 := 1, num_v6 := omit)
));
/* expect one single SNS-SIZE with RESET flag; one remote v4 EP; no v6 EP */
rx := f_ns_exp(tr_SNS_SIZE_ACK(mp_nsconfig.nsei, cause));
rx := f_ns_exp(tr_SNS_SIZE_ACK(g_nsconfig[idx].nsei, cause), idx);
}
/* perform inbound SNS-CONFIG procedure */
function f_incoming_sns_config(template (omit) NsCause cause := omit) runs on RAW_NS_CT {
function f_incoming_sns_config(template (omit) NsCause cause := omit, integer idx := 0)
runs on RAW_NS_CT {
var PDU_NS rx;
rx := f_ns_exp(tr_SNS_CONFIG(mp_nsconfig.nsei, end_flag := true, v4 := ?));
NSCP.send(t_NS_Send(g_ns_conn_id, ts_SNS_CONFIG_ACK(mp_nsconfig.nsei, cause)));
rx := f_ns_exp(tr_SNS_CONFIG(g_nsconfig[idx].nsei, end_flag := true, v4 := ?), idx);
NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause)));
}
/* perform outbound SNS-CONFIG procedure */
function f_outgoing_sns_config(template (omit) NsCause cause := omit) runs on RAW_NS_CT {
function f_outgoing_sns_config(template (omit) NsCause cause := omit, integer idx := 0)
runs on RAW_NS_CT {
var PDU_NS rx;
var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(mp_nsconfig.local_ip,
mp_nsconfig.local_udp_port) }
NSCP.send(t_NS_Send(g_ns_conn_id, ts_SNS_CONFIG(mp_nsconfig.nsei, true, v4)));
rx := f_ns_exp(tr_SNS_CONFIG_ACK(mp_nsconfig.nsei, cause));
var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[idx].local_ip,
g_nsconfig[idx].local_udp_port) }
NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG(g_nsconfig[idx].nsei, true, v4)));
rx := f_ns_exp(tr_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause), idx);
}
/* perform outbound SNS-CONFIG procedure (separate endpoints: 1 for control, 1 for user */
function f_outgoing_sns_config_1c1u(template (omit) NsCause cause := omit, integer idx := 0)
runs on RAW_NS_CT {
var PDU_NS rx;
var template (omit) IP4_Elements v4 := { ts_SNS_IPv4(g_nsconfig[0].local_ip,
g_nsconfig[0].local_udp_port, 1, 0),
ts_SNS_IPv4(g_nsconfig[1].local_ip,
g_nsconfig[1].local_udp_port, 0, 1) };
NSCP[idx].send(t_NS_Send(g_ns_conn_id[idx], ts_SNS_CONFIG(g_nsconfig[idx].nsei, true, v4)));
rx := f_ns_exp(tr_SNS_CONFIG_ACK(g_nsconfig[idx].nsei, cause), idx);
}
/* PCU-originated SNS-SIZE: successful case */
testcase TC_sns_po_size_success() runs on RAW_NS_CT {
f_init_ns_codec();