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osmo-ttcn3-hacks
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hnbgw: test PS RAB Ass both with and without PFCP 

Add mp_enable_pfcp_tests. When true, osmo-hnbgw-with-pfcp.cfg needs to
be used.

Related: I39b9632f8524a9f3455c1a2d7611bfe8ba07c2fd (osmo-hnbgw)
Related: I02b60941343000a4618e95f56326bec170c32bfe (docker-playground)
Related: SYS#6093
Change-Id: I511e758807e0512c18f3f9e0a8c4699b9a3f5992
This commit is contained in:
Neels Hofmeyr 2022-08-29 16:24:12 +02:00 committed by neels
parent 0345d20778
commit bacb74f241
3 changed files with 113 additions and 9 deletions
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77
hnbgw/HNBGW_Tests.ttcn
View File

@ -97,6 +97,8 @@ modulepar {
rctx := 2
};
boolean mp_enable_pfcp_tests := false;
/* IP address at which we listen for PFCP to emulate a UPF in ttcn3 */
charstring mp_pfcp_ip_local := "127.0.0.1";
@ -1264,7 +1266,7 @@ template GtpParameters t_GtpParameters := {
}
}
friend function f_tc_ps_rab_assignment(charstring id, TestHdlrParams pars) runs on ConnHdlr {
friend function f_tc_ps_rab_assignment_with_pfcp(charstring id, TestHdlrParams pars) runs on ConnHdlr {
var RANAP_PDU tx;
var RANAP_PDU rx;
timer T := 5.0;
@ -1353,14 +1355,76 @@ friend function f_tc_ps_rab_assignment(charstring id, TestHdlrParams pars) runs
f_sleep(2.0);
}
testcase TC_ps_rab_assignment() runs on test_CT {
testcase TC_ps_rab_assignment_with_pfcp() runs on test_CT {
var ConnHdlr vc_conn;
g_num_hnbs := 1;
f_init();
f_start_hnbs();
f_sleep(1.0);
vc_conn := f_start_handler_with_pars(refers(f_tc_ps_rab_assignment), t_pars(7, ps_domain := true));
vc_conn := f_start_handler_with_pars(refers(f_tc_ps_rab_assignment_with_pfcp), t_pars(7, ps_domain := true));
vc_conn.done;
}
altstep as_disallow_pfcp() runs on ConnHdlr {
[] PFCP.receive(PDU_PFCP:?) {
setverdict(fail, "Received PFCP message, but no PFCP communication expected");
mtc.stop;
}
}
friend function f_tc_ps_rab_assignment_without_pfcp(charstring id, TestHdlrParams pars) runs on ConnHdlr {
var RANAP_PDU tx;
var RANAP_PDU rx;
timer T := 5.0;
f_init_handler(pars);
f_pfcp_register();
activate(as_disallow_pfcp());
tx := f_build_initial_ue(g_pars);
f_iuh2iu_connect(tx);
var GtpParameters gtp_pars := valueof(t_GtpParameters);
var template RAB_SetupOrModifyList rab_sml;
/* Send RAB Assignment Request */
rab_sml := ts_RAB_SML_ps(t_RAB_id(23), f_ts_RAB_TLA(gtp_pars.core.remote.addr), gtp_pars.core.remote.teid);
tx := valueof(ts_RANAP_RabAssReq(rab_sml));
BSSAP.send(tx);
/* Expect on Iuh: unmodified RAB Assignment Request */
rx := valueof(ts_RANAP_RabAssReq(rab_sml));
RUA.receive(rx);
/* Send back RAB Assignment Response via Iuh */
var template RAB_SetupOrModifiedList rab_smdl;
rab_smdl := ts_RAB_SMdL_ps(t_RAB_id(23), f_ts_RAB_TLA(gtp_pars.access.remote.addr),
gtp_pars.access.remote.teid);
tx := valueof(ts_RANAP_RabAssResp(rab_smdl));
RUA.send(tx);
/* Expect on IuPS: unmodified RAB Assignment Response */
BSSAP.receive(tr_RANAP_RabAssResp(rab_smdl));
f_sleep(2.0);
tx := valueof(ts_RANAP_IuReleaseCommand(ts_RanapCause_om_intervention));
f_iu2iuh(tx);
tx := valueof(ts_RANAP_IuReleaseComplete());
f_iuh2iu(tx);
f_sleep(2.0);
}
testcase TC_ps_rab_assignment_without_pfcp() runs on test_CT {
var ConnHdlr vc_conn;
f_init();
f_start_hnbs();
f_sleep(1.0);
vc_conn := f_start_handler_with_pars(refers(f_tc_ps_rab_assignment_without_pfcp), t_pars(7, ps_domain := true));
vc_conn.done;
}
@ -1379,7 +1443,12 @@ control {
execute(TC_rab_assign_mgcp_to());
execute(TC_ranap_cs_mo_disconnect());
execute(TC_ranap_ps_mo_disconnect());
execute(TC_ps_rab_assignment());
if (mp_enable_pfcp_tests) {
execute(TC_ps_rab_assignment_with_pfcp());
} else {
execute(TC_ps_rab_assignment_without_pfcp());
}
/* Run at the end since it makes osmo-hnbgw <= 1.3.0 crash: OS#5676 */
execute(TC_hnb_reregister_reuse_sctp_assoc());

40
hnbgw/osmo-hnbgw-with-pfcp.cfg Normal file
View File

@ -0,0 +1,40 @@
!
! OsmoHNBGW (1.1.0) configuration saved from vty
!!
!
log stderr
logging filter all 1
logging color 1
logging print category-hex 1
logging print category 1
logging print thread-id 0
logging print extended-timestamp 1
logging print file 1
logging level set-all debug
!
line vty
no login
!
cs7 instance 0
point-code 0.23.5
sccp-address msc
routing-indicator PC
point-code 0.23.4
sccp-address sgsn
routing-indicator PC
point-code 0.23.1
hnbgw
log-prefix hnb-id
iuh
local-ip 127.0.0.1
local-port 29169
hnbap-allow-tmsi 1
iucs
remote-addr msc
iups
remote-addr sgsn
pfcp
remote-addr 127.0.0.1
local-addr 127.0.0.2
local-port 8805
timer pfcp x26 5

5
hnbgw/osmo-hnbgw.cfg
View File

@ -33,8 +33,3 @@ hnbgw
remote-addr msc
iups
remote-addr sgsn
pfcp
remote-addr 127.0.0.1
local-addr 127.0.0.2
local-port 8805
timer pfcp x26 5