pcu: Check stats for pcu channel allocation, bytes transferred

Change-Id: I90964b32fa11ed2582afc5fb56bd302b06606f86
Related: SYS#4877

pcu/PCU_Tests.default

@@ -23,6 +23,7 @@ SGSN_Components.mp_gb_cfg := {
 }
 Osmocom_VTY_Functions.mp_prompt_prefix := "OsmoPCU";
 PCUIF_Types.mp_pcuif_version := 10;
+StatsD_Checker.mp_enable_stats := true;
 
 [TESTPORT_PARAMETERS]
 *.PCU.socket_type := "SEQPACKET"
@@ -35,6 +36,15 @@ PCUIF_Types.mp_pcuif_version := 10;
 *.PCUVTY.CTRL_CLIENT_CLEANUP_LINEFEED := "yes"
 *.PCUVTY.CTRL_DETECT_CONNECTION_ESTABLISHMENT_RESULT := "yes"
 *.PCUVTY.PROMPT1 := "OsmoPCU> "
+*.STATSVTY.CTRL_MODE := "client"
+*.STATSVTY.CTRL_HOSTNAME := "127.0.0.1"
+*.STATSVTY.CTRL_PORTNUM := "4240"
+*.STATSVTY.CTRL_LOGIN_SKIPPED := "yes"
+*.STATSVTY.CTRL_DETECT_SERVER_DISCONNECTED := "yes"
+*.STATSVTY.CTRL_READMODE := "buffered"
+*.STATSVTY.CTRL_CLIENT_CLEANUP_LINEFEED := "yes"
+*.STATSVTY.CTRL_DETECT_CONNECTION_ESTABLISHMENT_RESULT := "yes"
+*.STATSVTY.PROMPT1 := "OsmoPCU> "
 
 [MAIN_CONTROLLER]
 

pcu/PCU_Tests.ttcn

@@ -51,10 +51,18 @@ import from Native_Functions all;
 import from SGSN_Components all;
 import from GPRS_Components all;
 
+import from StatsD_Types all;
+import from StatsD_CodecPort all;
+import from StatsD_CodecPort_CtrlFunct all;
+import from StatsD_Checker all;
+
 modulepar {
 	charstring mp_pcu_sock_path := PCU_SOCK_DEFAULT;
 
 	float X2002 := 0.2; /* Timer -2002, IMM ASSIGN confirm delay */
+
+	charstring mp_pcu_statsd_ip := "127.0.0.1";
+	integer mp_pcu_statsd_port := 8125;
 }
 
 
@@ -102,10 +110,13 @@ type record lqual_range {
 	uint8_t high
 }
 
-type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT {
+type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdlr {
 	/* PCU interface abstraction component */
 	var RAW_PCUIF_CT vc_PCUIF;
 
+	/* StatsD */
+	var StatsD_Checker_CT vc_STATSD;
+
 	/* Connection to the PCUIF component */
 	port RAW_PCU_MSG_PT PCUIF;
 	/* VTY connection to the PCU */
@@ -215,6 +226,11 @@ runs on RAW_PCU_Test_CT {
 
 	f_init_vty(id);
 
+	f_init_statsd(id, vc_STATSD, mp_pcu_statsd_ip, mp_pcu_statsd_port);
+	/* This is normally done in the ConnHdlr component, but here
+	 * the Test_CT doubles as ConnHdlr */
+	connect(self:STATSD_PROC, vc_STATSD:STATSD_PROC);
+
 	vc_PCUIF.start(f_PCUIF_CT_handler(mp_pcu_sock_path));
 	vc_BTS.start(f_BTS_CT_handler(0, valueof(info_ind)));
 
@@ -1437,6 +1453,8 @@ testcase TC_dl_flow_more_blocks() runs on RAW_PCU_Test_CT {
 	/* Initialize the PCU interface abstraction */
 	f_init_raw(testcasename());
 
+	f_statsd_reset();
+
 	/* Establish BSSGP connection to the PCU */
 	f_bssgp_establish();
 	f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
@@ -1486,6 +1504,17 @@ testcase TC_dl_flow_more_blocks() runs on RAW_PCU_Test_CT {
 	/* Make sure that the next block (after the Ack) is dummy */
 	f_rx_rlcmac_dl_block_exp_dummy(dl_block);
 
+	var StatsDExpects expect := {
+		{ name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 0, max := 0},
+		{ name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.immediate.assignment_UL", mtype := "c", min := 0, max := 0},
+		{ name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 0, max := 0},
+		{ name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 112, max := 112},
+		{ name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 0, max := 0}
+	};
+	f_statsd_expect(expect);
+
 	f_shutdown(__BFILE__, __LINE__, final := true);
 }
 
@@ -1849,6 +1878,8 @@ testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT {
 	/* Initialize the PCU interface abstraction */
 	f_init_raw(testcasename());
 
+	f_statsd_reset();
+
 	/* Establish BSSGP connection to the PCU */
 	f_bssgp_establish();
 	f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
@@ -1878,6 +1909,16 @@ testcase TC_bssgp_dl_unitdata_with_valid_imsi() runs on RAW_PCU_Test_CT {
 	f_ms_tx_ul_block(ms, ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf.tfi, ms.dl_tbf.acknack_desc),
 			     f_dl_block_ack_fn(dl_block, dl_fn));
 
+	var StatsDExpects expect := {
+		{ name := "TTCN3.bts.0.rach.requests", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.immediate.assignment_DL", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.tbf.dl.alloc", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.tbf.ul.alloc", mtype := "c", min := 1, max := 1},
+		{ name := "TTCN3.bts.0.rlc.dl_payload_bytes", mtype := "c", min := 28, max := 28},
+		{ name := "TTCN3.bts.0.rlc.ul_payload_bytes", mtype := "c", min := 16, max := 16}
+	};
+	f_statsd_expect(expect);
+
 	f_shutdown(__BFILE__, __LINE__, final := true);
 }
 

pcu/gen_links.sh

@@ -50,6 +50,7 @@ gen_links $DIR $FILES
 
 DIR=../library
 FILES="Misc_Helpers.ttcn General_Types.ttcn Osmocom_VTY_Functions.ttcn Native_Functions.ttcn Native_FunctionDefs.cc GSM_Types.ttcn GSM_RR_Types.ttcn Osmocom_Types.ttcn RLCMAC_Templates.ttcn RLCMAC_Types.ttcn RLCMAC_CSN1_Templates.ttcn RLCMAC_CSN1_Types.ttcn RLCMAC_EncDec.cc "
+FILES+="StatsD_Types.ttcn StatsD_CodecPort.ttcn StatsD_CodecPort_CtrlFunct.ttcn StatsD_CodecPort_CtrlFunctdef.cc StatsD_Checker.ttcn "
 FILES+="NS_Provider_IPL4.ttcn NS_Emulation.ttcn NS_CodecPort.ttcn NS_CodecPort_CtrlFunct.ttcn NS_CodecPort_CtrlFunctDef.cc "
 FILES+="BSSGP_Emulation.ttcnpp Osmocom_Gb_Types.ttcn "
 FILES+="LLC_Templates.ttcn L3_Templates.ttcn L3_Common.ttcn "

pcu/osmo-pcu.cfg

@@ -9,6 +9,16 @@ log stderr
  logging print file basename last
  logging print extended-timestamp 1
  logging level set-all debug
+!
+stats interval 0
+stats reporter statsd
+ prefix TTCN3
+ level subscriber
+ remote-ip 127.0.0.1
+ remote-port 8125
+ flush-period 1
+ mtu 1024
+ enable
 
 line vty
  no login

pcu/regen_makefile.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-FILES="*.ttcn *.ttcnpp BSSGP_EncDec.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc NS_CodecPort_CtrlFunctDef.cc UD_PT.cc RLCMAC_EncDec.cc LLC_EncDec.cc TELNETasp_PT.cc Native_FunctionDefs.cc"
+FILES="*.ttcn *.ttcnpp BSSGP_EncDec.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc NS_CodecPort_CtrlFunctDef.cc UD_PT.cc RLCMAC_EncDec.cc LLC_EncDec.cc TELNETasp_PT.cc Native_FunctionDefs.cc StatsD_CodecPort_CtrlFunctdef.cc"
 
 export CPPFLAGS_TTCN3="-DBSSGP_EM_L3"