add cluster id for monitor

include/libs/monitor/monitor.h

@@ -32,6 +32,8 @@ extern "C" {
 typedef struct {
   int32_t dnode_id;
   char    dnode_ep[TSDB_EP_LEN];
+  int64_t cluster_id;
+  int32_t protocol;
 } SMonBasicInfo;
 
 typedef struct {

source/dnode/mgmt/impl/src/dndMgmt.c

@@ -477,6 +477,8 @@ void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
 static void dndGetMonitorBasicInfo(SDnode *pDnode, SMonBasicInfo *pInfo) {
   pInfo->dnode_id = dndGetDnodeId(pDnode);
   tstrncpy(pInfo->dnode_ep, tsLocalEp, TSDB_EP_LEN);
+  pInfo->cluster_id = dndGetClusterId(pDnode);
+  pInfo->protocol = 1;
 }
 
 static void dndGetMonitorDnodeInfo(SDnode *pDnode, SMonDnodeInfo *pInfo) {

source/libs/monitor/src/monitor.c

@@ -99,6 +99,9 @@ void monSetBasicInfo(SMonInfo *pMonitor, SMonBasicInfo *pInfo) {
   tjsonAddStringToObject(pJson, "ts", buf);
   tjsonAddDoubleToObject(pJson, "dnode_id", pInfo->dnode_id);
   tjsonAddStringToObject(pJson, "dnode_ep", pInfo->dnode_ep);
+  snprintf(buf, sizeof(buf), "%" PRId64, pInfo->cluster_id);
+  tjsonAddStringToObject(pJson, "cluster_id", buf);
+  tjsonAddDoubleToObject(pJson, "protocol", pInfo->protocol);
 }
 
 void monSetClusterInfo(SMonInfo *pMonitor, SMonClusterInfo *pInfo) {

source/libs/monitor/test/monTest.cpp

@@ -22,6 +22,7 @@ class MonitorTest : public ::testing::Test {
     cfg.maxLogs = 2;
     cfg.port = 80;
     cfg.server = "localhost";
+    cfg.comp = 0;
     monInit(&cfg);
   }
 
@@ -44,6 +45,8 @@ class MonitorTest : public ::testing::Test {
 void MonitorTest::GetBasicInfo(SMonInfo *pMonitor, SMonBasicInfo *pInfo) {
   pInfo->dnode_id = 1;
   strcpy(pInfo->dnode_ep, "localhost");
+  pInfo->cluster_id = 6980428120398645172;
+  pInfo->protocol = 1;
 }
 
 void MonitorTest::GetClusterInfo(SMonInfo *pMonitor, SMonClusterInfo *pInfo) {