hnbgw: CN links: implement 'allow attach'
Prep for I027a059faed3f140f8801f84338956cd004043b5
Change-Id: I5c9db4b31298ca9855b4390481a709f863459172
diff --git a/hnbgw/HNBGW_Tests.ttcn b/hnbgw/HNBGW_Tests.ttcn
index 84d0b3a..92f93cf 100644
--- a/hnbgw/HNBGW_Tests.ttcn
+++ b/hnbgw/HNBGW_Tests.ttcn
@@ -408,6 +408,60 @@
vc_RUA[hnb_idx].start(RUA_Emulation.main(rua_ops, id & "-RUA"));
}
+private type record of boolean BooleanList;
+
+private function f_vty_cnlink_allow_attach(TELNETasp_PT pt, boolean ps_domain, BooleanList allow_attach_list)
+{
+ var charstring config := f_vty_transceive_ret(pt, "show running-config");
+
+ var charstring msc_sgsn;
+ if (ps_domain) {
+ msc_sgsn := "sgsn";
+ } else {
+ msc_sgsn := "msc";
+ }
+
+ f_vty_enter_config(pt);
+ for (var integer cn_nr := 0; cn_nr < sizeof(allow_attach_list); cn_nr := cn_nr+1) {
+ if (f_strstr(config, "\n" & msc_sgsn & " " & int2str(cn_nr) & "\n") < 0) {
+ /* There is no 'msc N' for this cn_nr in the running config, so don't create an empty cn by
+ * stepping into that config node. */
+ log(msc_sgsn, cn_nr, " is not configured, skipping");
+ continue;
+ }
+ f_vty_transceive(pt, msc_sgsn & " " & int2str(cn_nr));
+
+ if (allow_attach_list[cn_nr]) {
+ /* strict := false: ignore if osmo-hnbgw does not support this config option (latest build) */
+ f_vty_transceive(pt, "allow-attach", strict := false);
+ } else {
+ f_vty_transceive(pt, "no allow-attach", strict := false);
+ }
+ f_vty_transceive(pt, "exit");
+ }
+ f_vty_transceive(pt, "exit");
+}
+
+/* Start RAN adapter for CN link N.
+ * e.g. link for 'msc 0' = (ps_domain := false, cn_nr := 0)
+ * link for 'sgsn 3' = (ps_domain := true, cn_nr := 3)
+ */
+private function f_cn_nr_init(boolean ps_domain, integer cn_nr) runs on test_CT {
+ var RanOps ranops := MSC_RanOps;
+ ranops.ps_domain := ps_domain;
+ var integer cn_idx := f_cn_idx(ps_domain, cn_nr);
+ var charstring msc_sgsn := "msc";
+ if (ps_domain) {
+ msc_sgsn := "sgsn";
+ }
+ f_ran_adapter_init(g_cn[cn_idx], mp_cn_cfg[cn_idx], "HNBGW_Test." & msc_sgsn & int2str(cn_nr), ranops);
+ f_ran_adapter_start(g_cn[cn_idx]);
+}
+
+private function f_cn_idx_disconnect(integer cn_idx) runs on test_CT {
+ f_ran_adapter_cleanup(g_cn[cn_idx]);
+}
+
/* global initialization function */
function f_init(charstring id := "HNBGW", float guard_timeout := 30.0, integer nr_msc := 1, integer nr_sgsn := 1,
boolean start_hnb := true) runs on test_CT {
@@ -431,26 +485,41 @@
f_init_hnodeb(testcasename(), i, rua_ops);
}
+ f_init_vty("VirtHNBGW");
f_ipa_ctrl_start_client(mp_hnbgw_ip, mp_hnbgw_ctrl_port);
/* MSC emulation */
- var RanOps ranops := MSC_RanOps;
+
+ /* Make sure each MSC's internal state is "DISCONNECTED" at first */
+ for (var integer i := 0; i < NUM_MSC; i := i + 1) {
+ f_vty_transceive(HNBGWVTY, "msc " & int2str(i) & " ranap reset", strict := false);
+ }
+
+ var BooleanList allow_attach := { false, false, false, false };
for (var integer i := 0; i < nr_msc; i := i + 1) {
var integer cn_idx := FIRST_MSC_IDX + i;
- f_ran_adapter_init(g_cn[cn_idx], mp_cn_cfg[cn_idx], "HNBGW_Test", ranops);
- f_ran_adapter_start(g_cn[cn_idx]);
+ allow_attach[i] := true;
+ f_cn_nr_init(ps_domain := false, cn_nr := i);
}
+ /* start the test with exactly all enabled MSCs allowed to attach */
+ f_vty_cnlink_allow_attach(HNBGWVTY, false, allow_attach);
/* SGSN emulation */
- ranops.ps_domain := true;
- for (var integer i := 0; i < nr_sgsn; i := i + 1) {
- var integer cn_idx := FIRST_SGSN_IDX + i;
- f_ran_adapter_init(g_cn[cn_idx], mp_cn_cfg[cn_idx], "HNBGW_Test", ranops);
- f_ran_adapter_start(g_cn[cn_idx]);
+
+ /* Make sure each SGSN's internal state is "DISCONNECTED" at first */
+ for (var integer i := 0; i < NUM_SGSN; i := i + 1) {
+ f_vty_transceive(HNBGWVTY, "sgsn " & int2str(i) & " ranap reset", strict := false);
}
+ allow_attach := { false, false, false, false };
+ for (var integer i := 0; i < nr_sgsn; i := i + 1) {
+ var integer cn_idx := FIRST_SGSN_IDX + i;
+ allow_attach[i] := true;
+ f_cn_nr_init(ps_domain := true, cn_nr := i);
+ }
+ f_vty_cnlink_allow_attach(HNBGWVTY, true, allow_attach);
+
f_init_mgcp(id);
- f_init_vty("VirtHNBGW");
if (start_hnb) {
f_start_hnbs();