enh: add stbs/tbs/dbs to monitor info

include/libs/monitor/monitor.h

@@ -109,6 +109,9 @@ typedef struct {
   char    version[MON_VER_LEN];
   float   master_uptime;     // day
   int32_t monitor_interval;  // sec
+  int32_t dbs_total;
+  int32_t stbs_total;
+  int64_t tbs_total;
   int32_t vgroups_total;
   int32_t vgroups_alive;
   int32_t vnodes_total;

source/dnode/mnode/impl/src/mndMain.c

@@ -632,6 +632,8 @@ int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgr
   tstrncpy(pClusterInfo->version, version, sizeof(pClusterInfo->version));
   pClusterInfo->monitor_interval = tsMonitorInterval;
   pClusterInfo->connections_total = mndGetNumOfConnections(pMnode);
+  pClusterInfo->dbs_total = sdbGetSize(pSdb, SDB_DB);
+  pClusterInfo->stbs_total = sdbGetSize(pSdb, SDB_STB);
 
   void *pIter = NULL;
   while (1) {
@@ -681,6 +683,7 @@ int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgr
     if (pIter == NULL) break;
 
     pClusterInfo->vgroups_total++;
+    pClusterInfo->tbs_total += pVgroup->numOfTables;
 
     SMonVgroupDesc desc = {0};
     desc.vgroup_id = pVgroup->vgId;

source/libs/monitor/src/monMain.c

@@ -201,6 +201,9 @@ static void monGenClusterJson(SMonInfo *pMonitor) {
   tjsonAddStringToObject(pJson, "version", pInfo->version);
   tjsonAddDoubleToObject(pJson, "master_uptime", pInfo->master_uptime);
   tjsonAddDoubleToObject(pJson, "monitor_interval", pInfo->monitor_interval);
+  tjsonAddDoubleToObject(pJson, "dbs_total", pInfo->dbs_total);
+  tjsonAddDoubleToObject(pJson, "tbs_total", pInfo->tbs_total);
+  tjsonAddDoubleToObject(pJson, "stbs_total", pInfo->stbs_total);
   tjsonAddDoubleToObject(pJson, "vgroups_total", pInfo->vgroups_total);
   tjsonAddDoubleToObject(pJson, "vgroups_alive", pInfo->vgroups_alive);
   tjsonAddDoubleToObject(pJson, "vnodes_total", pInfo->vnodes_total);

source/libs/monitor/src/monMsg.c

@@ -102,6 +102,9 @@ int32_t tEncodeSMonClusterInfo(SEncoder *encoder, const SMonClusterInfo *pInfo)
   if (tEncodeCStr(encoder, pInfo->version) < 0) return -1;
   if (tEncodeFloat(encoder, pInfo->master_uptime) < 0) return -1;
   if (tEncodeI32(encoder, pInfo->monitor_interval) < 0) return -1;
+  if (tEncodeI32(encoder, pInfo->dbs_total) < 0) return -1;
+  if (tEncodeI32(encoder, pInfo->stbs_total) < 0) return -1;
+  if (tEncodeI64(encoder, pInfo->tbs_total) < 0) return -1;
   if (tEncodeI32(encoder, pInfo->vgroups_total) < 0) return -1;
   if (tEncodeI32(encoder, pInfo->vgroups_alive) < 0) return -1;
   if (tEncodeI32(encoder, pInfo->vnodes_total) < 0) return -1;
@@ -130,6 +133,9 @@ int32_t tDecodeSMonClusterInfo(SDecoder *decoder, SMonClusterInfo *pInfo) {
   if (tDecodeCStrTo(decoder, pInfo->version) < 0) return -1;
   if (tDecodeFloat(decoder, &pInfo->master_uptime) < 0) return -1;
   if (tDecodeI32(decoder, &pInfo->monitor_interval) < 0) return -1;
+  if (tDecodeI32(decoder, &pInfo->dbs_total) < 0) return -1;
+  if (tDecodeI32(decoder, &pInfo->stbs_total) < 0) return -1;
+  if (tDecodeI64(decoder, &pInfo->tbs_total) < 0) return -1;
   if (tDecodeI32(decoder, &pInfo->vgroups_total) < 0) return -1;
   if (tDecodeI32(decoder, &pInfo->vgroups_alive) < 0) return -1;
   if (tDecodeI32(decoder, &pInfo->vnodes_total) < 0) return -1;