userspace/snmpd: add wrsStartCntGroup using wrsGroupTemplate

Add:
--wrsStartCntHAL
--wrsStartCntPPSI
--update MIB

Signed-off-by: Adam Wujek <adam.wujek@cern.ch>

userspace/snmpd/Makefile

@@ -28,6 +28,7 @@ SOURCES = \
 	init.c \
 	snmp_shmem.c \
 	wrsScalar.c \
+	wrsStartCntGroup.c \
 	wrsPstatsTable.c \
 	shmem.c \
 	wrsPtpDataTable.c \

userspace/snmpd/WR-SWITCH-MIB.txt

@@ -138,7 +138,25 @@ wrsTempThresholdPSR OBJECT-TYPE
             "Threshold level for Power Supply Right (PSR) temperature"
     ::= { wrsTemperatureGroup 8 }
 
---wrsRestartCntGroup      OBJECT IDENTIFIER ::= { wrsExpertStatus 2 }
+wrsStartCntGroup      OBJECT IDENTIFIER ::= { wrsExpertStatus 2 }
+
+-- wrsStartCntGroup (.6.2)
+wrsStartCntHAL OBJECT-TYPE
+    SYNTAX         Counter32
+    MAX-ACCESS     read-only
+    STATUS         current
+    DESCRIPTION
+            "Number of HAL deamon starts"
+    ::= { wrsStartCntGroup 1 }
+
+wrsStartCntPPSI OBJECT-TYPE
+    SYNTAX         Counter32
+    MAX-ACCESS     read-only
+    STATUS         current
+    DESCRIPTION
+            "Number of PPSI deamon starts"
+    ::= { wrsStartCntGroup 2 }
+
 --wrsSpllState            OBJECT IDENTIFIER ::= { wrsExpertStatus 3 }
 -- wrsPstatsTable (.6.1.4)
 wrsPstatsTable OBJECT-TYPE

userspace/snmpd/init.c

@@ -8,6 +8,7 @@
 /* The sub-init functions */
 #include "wrsSnmp.h"
 #include "snmp_shmem.h"
+#include "wrsStartCntGroup.h"
 #include "wrsPstatsTable.h"
 #include "wrsPtpDataTable.h"
 #include "wrsCurrentTimeGroup.h"
@@ -22,6 +23,7 @@ void init_wrsSnmp(void)
 {
 	init_shm();
 	init_wrsScalar();
+	init_wrsStartCntGroup();
 	init_wrsPstatsTable();
 	init_wrsPtpDataTable();
 	init_wrsCurrentTimeGroup();

userspace/snmpd/wrsStartCntGroup.c

+#include "wrsSnmp.h"
+#include "shmem_snmp.h"
+#include "wrsStartCntGroup.h"
+
+static struct pickinfo wrsStartCnt_pickinfo[] = {
+	FIELD(wrsStartCnt_s, ASN_COUNTER, wrsStartCntHAL),
+	FIELD(wrsStartCnt_s, ASN_COUNTER, wrsStartCntPPSI),
+};
+
+struct wrsStartCnt_s wrsStartCnt_s;
+
+time_t wrsStartCnt_data_fill(void){
+	static time_t time_update;
+	time_t time_cur;
+
+	time_cur = time(NULL);
+	if (time_update
+	    && time_cur - time_update < WRSSTARTCNT_CACHE_TIMEOUT) {
+		/* cache not updated, return last update time */
+		return time_update;
+	}
+	time_update = time_cur;
+
+	memset(&wrsStartCnt_s, 0, sizeof(wrsStartCnt_s));
+
+	/* get start counters from shmem's */
+	wrsStartCnt_s.wrsStartCntHAL = hal_head->pidsequence;
+	wrsStartCnt_s.wrsStartCntPPSI = ppsi_head->pidsequence;
+
+	/* there was an update, return current time */
+	return time_update;
+}
+
+
+#define GT_OID WRSSTARTCNT_OID
+#define GT_PICKINFO wrsStartCnt_pickinfo
+#define GT_DATA_FILL_FUNC wrsStartCnt_data_fill
+#define GT_DATA_STRUCT wrsStartCnt_s
+#define GT_GROUP_NAME "wrsStartCnt"
+#define GT_INIT_FUNC init_wrsStartCntGroup
+
+#include "wrsGroupTemplate.h"

userspace/snmpd/wrsStartCntGroup.h

+#ifndef WRS_START_CNT_GROUP_H
+#define WRS_START_CNT_GROUP_H
+
+#define WRSSTARTCNT_CACHE_TIMEOUT 5
+#define WRSSTARTCNT_OID WRS_OID, 6, 2
+
+struct wrsStartCnt_s {
+	uint32_t wrsStartCntHAL;
+	uint32_t wrsStartCntPPSI;
+};
+
+extern struct wrsStartCnt_s wrsStartCnt_s;
+time_t wrsStartCnt_data_fill(void);
+
+void init_wrsStartCntGroup(void);
+#endif /* WRS_START_CNT_GROUP_H */