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laforge gerrit-no-reply at lists.osmocom.orglaforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/23570 )
Change subject: SGSN: Some initial SNS tests for IP-SNS in OsmoSGSN
......................................................................
SGSN: Some initial SNS tests for IP-SNS in OsmoSGSN
Change-Id: I821d998704756fa30278f41d0371051db9d3fc58
---
M library/RAW_NS.ttcnpp
M pcu/osmo-pcu-sns.cfg
M sgsn/SGSN_Tests_NS.ttcn
A sgsn/SGSN_Tests_SNS.cfg
A sgsn/osmo-sgsn.sns.cfg
5 files changed, 261 insertions(+), 8 deletions(-)
Approvals:
Jenkins Builder: Verified
laforge: Looks good to me, approved
pespin: Looks good to me, but someone else must approve
diff --git a/library/RAW_NS.ttcnpp b/library/RAW_NS.ttcnpp
index 76ac0a2..ff73348 100644
--- a/library/RAW_NS.ttcnpp
+++ b/library/RAW_NS.ttcnpp
@@ -34,6 +34,7 @@
#endif
var NSConfiguration g_nsconfig;
timer g_T_guard;
+ var boolean g_handle_rx_alive := false;
}
public altstep as_Tguard() runs on RAW_NS_CT {
@@ -99,6 +100,7 @@
var default d := activate(ax_rx_fail_on_any_ns());
alt {
[] NSCP[idx].receive(PDU_NS: exp_rx) -> value nrf { }
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
}
deactivate(d);
return nrf;
@@ -109,6 +111,7 @@
NSCP[idx].send(t_NS_ALIVE);
alt {
[] NSCP[idx].receive(t_NS_ALIVE_ACK);
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
}
}
@@ -122,6 +125,7 @@
[] NSCP[idx].receive(t_NS_ALIVE_ACK) {
setverdict(fail, "Received unexpected NS-ALIVE ACK");
}
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
[] T.timeout {
setverdict(pass);
@@ -138,6 +142,7 @@
[] NSCP[idx].receive(ts_NS_RESET_ACK(g_nsconfig.nsvc[idx].nsvci, g_nsconfig.nsei)) {
setverdict(pass);
}
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
[] T.timeout {
setverdict(fail, "Failed to receive a RESET ACK");
@@ -150,6 +155,7 @@
NSCP[idx].send(ts_NS_BLOCK(cause, g_nsconfig.nsvc[idx].nsvci));
alt {
[] NSCP[idx].receive(tr_NS_BLOCK_ACK(g_nsconfig.nsvc[idx].nsvci));
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
}
}
@@ -159,6 +165,7 @@
NSCP[idx].send(t_NS_UNBLOCK);
alt {
[] NSCP[idx].receive(t_NS_UNBLOCK_ACK);
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
}
}
@@ -198,6 +205,7 @@
[not exp_ack] T.timeout {
setverdict(pass);
}
+ [g_handle_rx_alive] as_rx_alive_tx_ack();
[] NSCP[idx].receive { repeat; }
}
}
@@ -298,22 +306,23 @@
}
/* perform outbound SNS-SIZE procedure */
-function f_outgoing_sns_size(template (omit) NsCause cause := omit, integer idx:= 0)
+function f_outgoing_sns_size(template (omit) NsCause cause := omit, integer max_nsvcs := 1,
+ integer num_ip := 1, integer idx:= 0)
runs on RAW_NS_CT {
log("f_outgoing_sns_size(idx=", idx, ")");
var PDU_NS rx;
var NSVCConfiguration nsvc_cfg := g_nsconfig.nsvc[idx];
if (nsvc_cfg.provider.ip.address_family == AF_INET) {
- NSCP[idx].send(ts_SNS_SIZE(g_nsconfig.nsei, rst_flag := true, max_nsvcs := 1,
- num_v4 := 1, num_v6 := omit)
+ NSCP[idx].send(ts_SNS_SIZE(g_nsconfig.nsei, rst_flag := true, max_nsvcs := max_nsvcs,
+ num_v4 := num_ip, num_v6 := omit)
);
} else {
- NSCP[idx].send(ts_SNS_SIZE(g_nsconfig.nsei, rst_flag := true, max_nsvcs := 1,
- num_v4 := omit, num_v6 := 1)
+ NSCP[idx].send(ts_SNS_SIZE(g_nsconfig.nsei, rst_flag := true, max_nsvcs := max_nsvcs,
+ num_v4 := omit, num_v6 := num_ip)
);
}
- /* expect one single SNS-SIZE with RESET flag; 4x v4 EP; no v6 EP */
+ /* expect one single SNS-SIZE */
rx := f_ns_exp(tr_SNS_SIZE_ACK(g_nsconfig.nsei, cause), idx);
}
diff --git a/pcu/osmo-pcu-sns.cfg b/pcu/osmo-pcu-sns.cfg
index a8a26bd..cfe4ccf 100644
--- a/pcu/osmo-pcu-sns.cfg
+++ b/pcu/osmo-pcu-sns.cfg
@@ -23,3 +23,5 @@
gamma 0
pcu-socket /tmp/pcu_bts
gb-dialect ip-sns
+ns
+ timer tns-test 10
diff --git a/sgsn/SGSN_Tests_NS.ttcn b/sgsn/SGSN_Tests_NS.ttcn
index dd68b05..e5d012f 100644
--- a/sgsn/SGSN_Tests_NS.ttcn
+++ b/sgsn/SGSN_Tests_NS.ttcn
@@ -47,9 +47,74 @@
f_clean_ns_codec();
}
+/* perform outgoing SNS-SIZE procedure */
+testcase TC_SNS_size() runs on RAW_Test_CT {
+ f_init_vty();
+ f_init_ns_codec(mp_nsconfig[0], guard_secs := 10.0);
+ g_handle_rx_alive := true;
+
+ f_outgoing_sns_size();
+ setverdict(pass);
+}
+
+/* outgoing SNS-SIZE procedure with more BSS side IPs than SGSN can handle */
+testcase TC_SNS_size_too_big() runs on RAW_Test_CT {
+ f_init_vty();
+ f_init_ns_codec(mp_nsconfig[0], guard_secs := 10.0);
+ g_handle_rx_alive := true;
+
+ f_outgoing_sns_size(cause := NS_CAUSE_INVALID_NR_OF_NSVCS, num_ip := 100);
+ setverdict(pass);
+}
+
+/* perform outgoing SNS-CONFIG procedure (for BSS) */
+testcase TC_SNS_config_bss() runs on RAW_Test_CT {
+ f_init_vty();
+ f_init_ns_codec(mp_nsconfig[0], guard_secs := 10.0);
+ g_handle_rx_alive := true;
+
+ f_outgoing_sns_size();
+ f_outgoing_sns_config();
+ setverdict(pass);
+}
+
+/* perform incoming SNS-CONFIG procedure (for SGSN) */
+testcase TC_SNS_config_sgsn() runs on RAW_Test_CT {
+ f_init_vty();
+ f_init_ns_codec(mp_nsconfig[0], guard_secs := 10.0);
+ g_handle_rx_alive := true;
+
+ f_outgoing_sns_size();
+ f_outgoing_sns_config();
+ f_incoming_sns_config();
+ setverdict(pass);
+}
+
+/* perform full SNS handshake and then outbound NS-ALIVE */
+testcase TC_SNS_and_alive() runs on RAW_Test_CT {
+ f_init_vty();
+ f_init_ns_codec(mp_nsconfig[0], guard_secs := 120.0);
+ g_handle_rx_alive := true;
+
+ f_outgoing_sns_size();
+ f_outgoing_sns_config();
+ f_incoming_sns_config();
+ f_outgoing_ns_alive();
+ setverdict(pass);
+}
+
control {
- execute( TC_NS_connect_alive() );
- execute( TC_NS_connect_reset() );
+
+ if (mp_nsconfig[0].handle_sns) {
+ execute( TC_SNS_size() );
+ execute( TC_SNS_size_too_big() );
+ execute( TC_SNS_config_bss() );
+ execute( TC_SNS_config_sgsn() );
+ execute( TC_SNS_and_alive() );
+ } else {
+ execute( TC_NS_connect_alive() );
+ execute( TC_NS_connect_reset() );
+ }
}
}
diff --git a/sgsn/SGSN_Tests_SNS.cfg b/sgsn/SGSN_Tests_SNS.cfg
new file mode 100644
index 0000000..d4dcea0
--- /dev/null
+++ b/sgsn/SGSN_Tests_SNS.cfg
@@ -0,0 +1,72 @@
+[ORDERED_INCLUDE]
+# Common configuration, shared between test suites
+"../Common.cfg"
+# testsuite specific configuration, not expected to change
+"./SGSN_Tests.default"
+
+# Local configuration below
+
+[LOGGING]
+
+[TESTPORT_PARAMETERS]
+*.SGSNVTY.CTRL_HOSTNAME := "127.0.0.10"
+
+[MODULE_PARAMETERS]
+SGSN_Tests.mp_nsconfig := {
+ {
+ handle_sns := true,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.103",
+ remote_ip := "127.0.0.10"
+ }
+ }
+ }
+ }
+ },
+ {
+ handle_sns := true,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.103",
+ remote_ip := "127.0.0.10"
+ }
+ }
+ }
+ }
+ },
+ {
+ handle_sns := true,
+ nsvc := {
+ {
+ provider := {
+ ip := {
+ address_family := AF_INET,
+ local_ip := "127.0.0.103",
+ remote_ip := "127.0.0.10"
+ }
+ }
+ }
+ }
+ }
+}
+SGSN_Tests.mp_ranap_cfg := {
+ {
+ sctp_addr := { 23908, "127.0.0.103", 2905, "127.0.0.200" }
+ }
+}
+SGSN_Tests.mp_hlr_ip := "127.0.0.103"
+SGSN_Tests.mp_ggsn_ip := "127.0.0.103"
+
+[MAIN_CONTROLLER]
+
+[EXECUTE]
+SGSN_Tests.control
+SGSN_Tests_Iu.control
+SGSN_Tests_NS.control
diff --git a/sgsn/osmo-sgsn.sns.cfg b/sgsn/osmo-sgsn.sns.cfg
new file mode 100644
index 0000000..69f5147
--- /dev/null
+++ b/sgsn/osmo-sgsn.sns.cfg
@@ -0,0 +1,105 @@
+!
+! OsmoSGSN (1.2.0.46-e77e-dirty) configuration saved from vty
+!!
+!
+log gsmtap 127.0.0.1
+ logging level set-all debug
+ logging filter all 1
+!
+log stderr
+ logging filter all 1
+ logging color 1
+ logging print category 1
+ logging print category-hex 0
+ logging timestamp 1
+ logging print extended-timestamp 1
+ logging print file 1
+ logging level all everything
+ logging level mm debug
+ logging level pag notice
+ logging level meas notice
+ logging level ref notice
+ logging level gprs debug
+ logging level lns debug
+ logging level lbssgp info
+ logging level llc debug
+ logging level sndcp debug
+ logging level slhc notice
+ logging level ranap info
+ logging level sua info
+ logging level v42bis info
+ logging level lglobal info
+ logging level llapd notice
+ logging level linp notice
+ logging level lmux notice
+ logging level lmi notice
+ logging level lmib notice
+ logging level lsms notice
+ logging level lctrl notice
+ logging level lgtp debug
+ logging level lstats notice
+ logging level lgsup debug
+ logging level loap notice
+ logging level lss7 notice
+ logging level lsccp info
+ logging level lsua notice
+ logging level lm3ua notice
+ logging level lmgcp notice
+!
+stats interval 5
+!
+line vty
+ no login
+ bind 127.0.0.10
+ctrl
+ bind 127.0.0.10
+!
+cs7 instance 0
+ point-code 0.23.4
+ asp asp-clnt-OsmoSGSN-A 2905 0 m3ua
+ remote-ip 127.0.0.200
+ as as-clnt-OsmoSGSN-A m3ua
+ asp asp-clnt-OsmoSGSN-A
+ routing-key 3 0.23.4
+ns
+ timer tns-block 3
+ timer tns-block-retries 3
+ timer tns-reset 3
+ timer tns-reset-retries 3
+ timer tns-test 30
+ timer tns-alive 3
+ timer tns-alive-retries 10
+ bind udp local10
+ listen 127.0.0.10 23000
+ accept-dynamic-ip-sns
+ bind udp local10_1
+ listen 127.0.0.10 23001
+ ip-sns-default bind local10
+ !ip-sns-default bind local10_1
+bssgp
+sgsn
+ gtp local-ip 127.0.0.10
+ ggsn 0 remote-ip 127.0.0.103
+ ggsn 0 gtp-version 1
+ gsup remote-ip 127.0.0.103
+ gsup remote-port 4222
+ auth-policy remote
+ gsup oap-id 0
+ ! apn * ggsn 0
+ no cdr filename
+ no cdr trap
+ cdr interval 600
+ timer t3312 600
+ timer t3322 6
+ timer t3350 6
+ timer t3360 6
+ timer t3370 6
+ timer t3313 30
+ timer t3314 44
+ timer t3316 44
+ timer t3385 8
+ timer t3386 8
+ timer t3395 8
+ timer t3397 8
+ no compression rfc1144
+ no compression v42bis
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: I821d998704756fa30278f41d0371051db9d3fc58
Gerrit-Change-Number: 23570
Gerrit-PatchSet: 2
Gerrit-Owner: laforge <laforge at osmocom.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <laforge at osmocom.org>
Gerrit-Reviewer: pespin <pespin at sysmocom.de>
Gerrit-MessageType: merged
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