ttcn3
/
osmo-ttcn3-hacks
mirror of https://gerrit.osmocom.org/osmo-ttcn3-hacks
10
0
Fork 1
Code Issues Releases Wiki Activity

bsc: Add CommonID Test: Send CommonID from MSC and check it is processed 

Related: OS#2969
Change-Id: I501108bc6c19b17d3fc680211c7290a31770a159
This commit is contained in:
Harald Welte 2020-06-21 19:42:15 +02:00 committed by laforge
parent 709650980a
commit eddf0e9e10
3 changed files with 60 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
bsc/BSC_Tests.ttcn
View File

@ -2777,6 +2777,33 @@ testcase TC_classmark() runs on test_CT {
vc_conn.done;
}
/* Send a CommonID from the simulated MSC and verify that the information is used to
* fill BSC-internal data structures (specifically, bsc_subscr associated with subscr_conn) */
private function f_tc_common_id(charstring id) runs on MSC_ConnHdlr {
g_pars := f_gen_test_hdlr_pars();
f_MscConnHdlr_init_vty();
f_create_chan_and_exp();
/* we should now have a COMPL_L3 at the MSC */
BSSAP.receive(tr_BSSMAP_ComplL3);
/* Send CommonID */
BSSAP.send(ts_BSSMAP_CommonId(g_pars.imsi));
/* Use VTY to verify that the IMSI of the subscr_conn is set */
var charstring regex := "*(IMSI: " & hex2str(g_pars.imsi) & ")*";
f_vty_transceive_match_regexp_retry(BSCVTY, "show conns", regex, 0, 4, 1.0);
setverdict(pass);
}
testcase TC_common_id() runs on test_CT {
var MSC_ConnHdlr vc_conn;
f_init(1, true);
f_sleep(1.0);
vc_conn := f_start_handler(refers(f_tc_common_id));
vc_conn.done;
}
private function f_est_single_l3(template PDU_ML3_MS_NW l3) runs on MSC_ConnHdlr {
g_pars := f_gen_test_hdlr_pars();
f_create_chan_and_exp();
@ -5206,6 +5233,7 @@ control {
execute( TC_oml_unknown_unit_id() );
execute( TC_classmark() );
execute( TC_common_id() );
execute( TC_unsol_ass_fail() );
execute( TC_unsol_ass_compl() );
execute( TC_unsol_ho_fail() );

10
bsc/MSC_ConnectionHandler.ttcn
View File

@ -431,9 +431,7 @@ type component MSC_ConnHdlr extends RAN_ConnHdlr, RSL_DchanHdlr, MGCP_ConnHdlr {
var boolean g_vty_initialized := false;
}
/* initialize all parameters */
function f_MscConnHdlr_init(integer i, HostName bts, HostName mgw, BSSMAP_FIELD_CodecType codecType) runs on MSC_ConnHdlr {
f_MediaState_init(g_media, i, bts, mgw, codecType);
function f_MscConnHdlr_init_vty() runs on MSC_ConnHdlr {
if (not g_vty_initialized) {
map(self:BSCVTY, system:BSCVTY);
f_vty_set_prompts(BSCVTY);
@ -442,6 +440,12 @@ function f_MscConnHdlr_init(integer i, HostName bts, HostName mgw, BSSMAP_FIELD_
}
}
/* initialize all parameters */
function f_MscConnHdlr_init(integer i, HostName bts, HostName mgw, BSSMAP_FIELD_CodecType codecType) runs on MSC_ConnHdlr {
f_MediaState_init(g_media, i, bts, mgw, codecType);
f_MscConnHdlr_init_vty();
}
private function get_next_trans_id() runs on MSC_ConnHdlr return MgcpTransId {
var MgcpTransId tid := int2str(g_trans_id);
g_trans_id := g_trans_id + 1;

25
library/BSSMAP_Templates.ttcn
View File

@ -1599,6 +1599,31 @@ modifies tr_BSSAP_BSSMAP := {
}
}
template PDU_BSSAP ts_BSSMAP_CommonId(hexstring imsi_digits)
modifies ts_BSSAP_BSSMAP := {
pdu := {
bssmap := {
commonID := {
messageType := '2F'O,
iMSI := ts_BSSMAP_Imsi(imsi_digits),
sNAAccessInformation := omit
}
}
}
}
template PDU_BSSAP tr_BSSMAP_CommonId(template hexstring imsi_digits)
modifies tr_BSSAP_BSSMAP := {
pdu := {
bssmap := {
commonID := {
messageType := '2F'O,
iMSI := tr_BSSMAP_Imsi(imsi_digits),
sNAAccessInformation := *
}
}
}
}