shm

source/dnode/mgmt/bnode/inc/bmInt.h

@@ -22,6 +22,21 @@
 extern "C" {
 #endif
 
+
+typedef struct SBnodeMgmt {
+  int32_t      refCount;
+  int8_t       deployed;
+  int8_t       dropped;
+  SBnode      *pBnode;
+  SRWLatch     latch;
+  SDnodeWorker writeWorker;
+
+    //
+  SMsgHandle msgHandles[TDMT_MAX];
+  SProcObj  *pProcess;
+  bool       singleProc;
+} SBnodeMgmt;
+
 SMgmtFp bmGetMgmtFp();
 
 int32_t dndInitBnode(SDnode *pDnode);

source/dnode/mgmt/bnode/src/bmMgmt.c

@@ -179,9 +179,9 @@ static void dndBuildBnodeOption(SDnode *pDnode, SBnodeOpt *pOption) {
   pOption->pDnode = pDnode;
   pOption->sendReqToDnodeFp = dndSendReqToDnode;
   pOption->sendReqToMnodeFp = dndSendReqToMnode;
-  pOption->sendRedirectRspFp = dndSendRedirectRsp;
-  pOption->dnodeId = dndGetDnodeId(pDnode);
-  pOption->clusterId = dndGetClusterId(pDnode);
+  pOption->sendRedirectRspFp = dmSendRedirectRsp;
+  pOption->dnodeId = dmGetDnodeId(pDnode);
+  pOption->clusterId = dmGetClusterId(pDnode);
   pOption->sver = tsVersion;
 }
 
@@ -268,7 +268,7 @@ int32_t dndProcessCreateBnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (createReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (createReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_BNODE_INVALID_OPTION;
     dError("failed to create bnode since %s", terrstr());
     return -1;
@@ -284,7 +284,7 @@ int32_t dndProcessDropBnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (dropReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (dropReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_BNODE_INVALID_OPTION;
     dError("failed to drop bnode since %s", terrstr());
     return -1;

source/dnode/mgmt/container/inc/dndInt.h

@@ -16,10 +16,6 @@
 #ifndef _TD_DND_INT_H_
 #define _TD_DND_INT_H_
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 #include "os.h"
 
 #include "cJSON.h"
@@ -47,6 +43,11 @@ extern "C" {
 #include "snode.h"
 #include "tfs.h"
 #include "vnode.h"
+#include "monitor.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 #define dFatal(...) { if (dDebugFlag & DEBUG_FATAL) { taosPrintLog("DND FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); }}
 #define dError(...) { if (dDebugFlag & DEBUG_ERROR) { taosPrintLog("DND ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }}
@@ -61,11 +62,15 @@ typedef enum { DND_STAT_INIT, DND_STAT_RUNNING, DND_STAT_STOPPED } EDndStatus;
 typedef enum { DND_WORKER_SINGLE, DND_WORKER_MULTI } EWorkerType;
 typedef enum { DND_ENV_INIT, DND_ENV_READY, DND_ENV_CLEANUP } EEnvStat;
 
-typedef struct SDnodeMgmt SDnodeMgmt;
-
 typedef struct SMgmtFp      SMgmtFp;
 typedef struct SMgmtWrapper SMgmtWrapper;
 typedef struct SMsgHandle   SMsgHandle;
+typedef struct SDnodeMgmt   SDnodeMgmt;
+typedef struct SVnodesMgmt  SVnodesMgmt;
+typedef struct SMnodeMgmt   SMnodeMgmt;
+typedef struct SQnodeMgmt   SQnodeMgmt;
+typedef struct SSnodeMgmt   SSnodeMgmt;
+typedef struct SBnodeMgmt   SBnodeMgmt;
 
 typedef void (*RpcMsgFp)(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEps);
 typedef void (*NodeMsgFp)(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg);
@@ -80,115 +85,6 @@ typedef struct SMsgHandle {
   SMgmtWrapper *pWrapper;
 } SMsgHandle;
 
-typedef struct {
-  EWorkerType type;
-  const char *name;
-  int32_t     minNum;
-  int32_t     maxNum;
-  void       *queueFp;
-  SDnode     *pDnode;
-  STaosQueue *queue;
-  union {
-    SQWorkerPool pool;
-    SWWorkerPool mpool;
-  };
-} SDnodeWorker;
-
-
-typedef struct {
-  int32_t      refCount;
-  int8_t       deployed;
-  int8_t       dropped;
-  SMnode      *pMnode;
-  SRWLatch     latch;
-  SDnodeWorker readWorker;
-  SDnodeWorker writeWorker;
-  SDnodeWorker syncWorker;
-  int8_t       replica;
-  int8_t       selfIndex;
-  SReplica     replicas[TSDB_MAX_REPLICA];
-
-  //
-  SMsgHandle  msgHandles[TDMT_MAX];
-  SProcObj *pProcess;
-  bool      singleProc;
-} SMnodeMgmt;
-
-typedef struct {
-  int32_t      refCount;
-  int8_t       deployed;
-  int8_t       dropped;
-  SQnode      *pQnode;
-  SRWLatch     latch;
-  SDnodeWorker queryWorker;
-  SDnodeWorker fetchWorker;
-
-  //
-  SMsgHandle msgHandles[TDMT_MAX];
-  SProcObj  *pProcess;
-  bool       singleProc;
-} SQnodeMgmt;
-
-typedef struct {
-  int32_t      refCount;
-  int8_t       deployed;
-  int8_t       dropped;
-  SSnode      *pSnode;
-  SRWLatch     latch;
-  SDnodeWorker writeWorker;
-
-    //
-  SMsgHandle msgHandles[TDMT_MAX];
-  SProcObj  *pProcess;
-  bool       singleProc;
-} SSnodeMgmt;
-
-typedef struct {
-  int32_t openVnodes;
-  int32_t totalVnodes;
-  int32_t masterNum;
-  int64_t numOfSelectReqs;
-  int64_t numOfInsertReqs;
-  int64_t numOfInsertSuccessReqs;
-  int64_t numOfBatchInsertReqs;
-  int64_t numOfBatchInsertSuccessReqs;
-} SVnodesStat;
-
-typedef struct {
-  int32_t      refCount;
-  int8_t       deployed;
-  int8_t       dropped;
-  SBnode      *pBnode;
-  SRWLatch     latch;
-  SDnodeWorker writeWorker;
-
-    //
-  SMsgHandle msgHandles[TDMT_MAX];
-  SProcObj  *pProcess;
-  bool       singleProc;
-} SBnodeMgmt;
-
-typedef struct {
-  SVnodesStat  stat;
-  SHashObj    *hash;
-  SRWLatch     latch;
-  SQWorkerPool queryPool;
-  SFWorkerPool fetchPool;
-  SWWorkerPool syncPool;
-  SWWorkerPool writePool;
-
-    //
-  SMsgHandle msgHandles[TDMT_MAX];
-  SProcObj  *pProcess;
-  bool       singleProc;
-} SVnodesMgmt;
-
-typedef struct {
-  void          *serverRpc;
-  void          *clientRpc;
-  SMsgHandle msgHandles[TDMT_MAX];
-} STransMgmt;
-
 typedef struct SMgmtFp {
   OpenNodeFp     openFp;
   CloseNodeFp    closeFp;
@@ -207,31 +103,69 @@ typedef struct SMgmtWrapper {
   SMgmtFp     fp;
 } SMgmtWrapper;
 
+typedef struct {
+  EWorkerType type;
+  const char *name;
+  int32_t     minNum;
+  int32_t     maxNum;
+  void       *queueFp;
+  SDnode     *pDnode;
+  STaosQueue *queue;
+  union {
+    SQWorkerPool pool;
+    SWWorkerPool mpool;
+  };
+} SDnodeWorker;
+
+typedef struct {
+  void      *serverRpc;
+  void      *clientRpc;
+  SMsgHandle msgHandles[TDMT_MAX];
+} STransMgmt;
+
 typedef struct SDnode {
+  int64_t      rebootTime;
   EDndStatus   status;
   EDndEvent    event;
   EProcType    procType;
   SDndCfg      cfg;
   SStartupReq  startup;
   TdFilePtr    pLockFile;
-  STransMgmt   tmgmt;
-  STfs        *pTfs;
+  STransMgmt   trans;
   SMgmtFp      fps[NODE_MAX];
   SMgmtWrapper wrappers[NODE_MAX];
 } SDnode;
 
-EDndStatus  dndGetStatus(SDnode *pDnode);
-void        dndSetStatus(SDnode *pDnode, EDndStatus stat);
-const char *dndStatStr(EDndStatus stat);
-void        dndReportStartup(SDnode *pDnode, char *pName, char *pDesc);
-void        dndGetStartup(SDnode *pDnode, SStartupReq *pStartup);
-TdFilePtr   dndCheckRunning(char *dataDir);
-
-SMgmtWrapper *dndGetWrapper(SDnode *pDnode, ENodeType nodeType) ;
-
-void dndProcessRpcMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEpSet);
-
-SMgmtFp dmGetMgmtFp();
+// dndInt.h
+int32_t       dndInit();
+void          dndCleanup();
+EDndStatus    dndGetStatus(SDnode *pDnode);
+void          dndSetStatus(SDnode *pDnode, EDndStatus stat);
+const char   *dndStatStr(EDndStatus stat);
+void          dndReportStartup(SDnode *pDnode, char *pName, char *pDesc);
+void          dndGetStartup(SDnode *pDnode, SStartupReq *pStartup);
+TdFilePtr     dndCheckRunning(char *dataDir);
+SMgmtWrapper *dndGetWrapper(SDnode *pDnode, ENodeType nodeType);
+
+// dndMonitor.h
+void dndSendMonitorReport(SDnode *pDnode);
+
+// dndNode.h
+SDnode *dndCreate(SDndCfg *pCfg);
+void    dndClose(SDnode *pDnode);
+int32_t dndRun(SDnode *pDnode);
+void    dndeHandleEvent(SDnode *pDnode, EDndEvent event);
+void    dndProcessRpcMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEpSet);
+
+// dndTransport.h
+int32_t dndSendReqToMnode(SDnode *pDnode, SRpcMsg *pRpcMsg);
+int32_t dndSendReqToDnode(SDnode *pDnode, SEpSet *pEpSet, SRpcMsg *pRpcMsg);
+
+// dndWorker.h
+int32_t dndInitWorker(SDnode *pDnode, SDnodeWorker *pWorker, EWorkerType type, const char *name, int32_t minNum,
+                      int32_t maxNum, void *queueFp);
+void    dndCleanupWorker(SDnodeWorker *pWorker);
+int32_t dndWriteMsgToWorker(SDnodeWorker *pWorker, void *pCont, int32_t contLen);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/container/inc/dndNode.h

@@ -22,7 +22,11 @@
 extern "C" {
 #endif
 
-void dndProcessRpcMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEpSet);
+SDnode *dndCreate(SDndCfg *pCfg);
+void    dndClose(SDnode *pDnode);
+int32_t dndRun(SDnode *pDnode);
+void    dndeHandleEvent(SDnode *pDnode, EDndEvent event);
+void    dndProcessRpcMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEpSet);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/container/inc/dndWorker.h

@@ -27,11 +27,6 @@ int32_t dndInitWorker(SDnode *pDnode, SDnodeWorker *pWorker, EWorkerType type, c
 void    dndCleanupWorker(SDnodeWorker *pWorker);
 int32_t dndWriteMsgToWorker(SDnodeWorker *pWorker, void *pCont, int32_t contLen);
 
-
-
-void dndProcessMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg);
-
-
 #ifdef __cplusplus
 }
 #endif

source/dnode/mgmt/container/src/dndInt.c

@@ -15,9 +15,6 @@
 
 #define _DEFAULT_SOURCE
 #include "dndInt.h"
-#include "dmHandle.h"
-#include "dndTransport.h"
-#include "vmInt.h"
 
 static int8_t once = DND_ENV_INIT;
 
@@ -38,22 +35,6 @@ int32_t dndInit() {
     return -1;
   }
 
-  if (walInit() != 0) {
-    dError("failed to init wal since %s", terrstr());
-    dndCleanup();
-    return -1;
-  }
-
-  SVnodeOpt vnodeOpt = {0};
-  vnodeOpt.nthreads = tsNumOfCommitThreads;
-  vnodeOpt.putReqToVQueryQFp = dndPutReqToVQueryQ;
-  vnodeOpt.sendReqToDnodeFp = dndSendReqToDnode;
-  if (vnodeInit(&vnodeOpt) != 0) {
-    dError("failed to init vnode since %s", terrstr());
-    dndCleanup();
-    return -1;
-  }
-
   SMonCfg monCfg = {0};
   monCfg.maxLogs = tsMonitorMaxLogs;
   monCfg.port = tsMonitorPort;
@@ -76,10 +57,7 @@ void dndCleanup() {
   }
 
   monCleanup();
-  vnodeCleanup();
-  walCleanUp();
   rpcCleanup();
-
   taosStopCacheRefreshWorker();
   dInfo("dnode env is cleaned up");
 }
@@ -141,8 +119,3 @@ TdFilePtr dndCheckRunning(char *dataDir) {
 
   return pFile;
 }
-
-void dndeHandleEvent(SDnode *pDnode, EDndEvent event) {
-  dInfo("dnode object receive event %d, data:%p", event, pDnode);
-  pDnode->event = event;
-}

source/dnode/mgmt/container/src/dndMonitor.c

@@ -15,7 +15,9 @@
 
 #define _DEFAULT_SOURCE
 #include "dndMonitor.h"
-#include "dmMgmt.h"
+#include "dmInt.h"
+#include "mmInt.h"
+#include "vmInt.h"
 
 static int32_t dndGetMonitorDiskInfo(SDnode *pDnode, SMonDiskInfo *pInfo) {
   tstrncpy(pInfo->logdir.name, tsLogDir, sizeof(pInfo->logdir.name));
@@ -23,23 +25,18 @@ static int32_t dndGetMonitorDiskInfo(SDnode *pDnode, SMonDiskInfo *pInfo) {
   tstrncpy(pInfo->tempdir.name, tsTempDir, sizeof(pInfo->tempdir.name));
   pInfo->tempdir.size = tsTempSpace.size;
 
-  if (pDnode->pTfs != NULL) {
-    return tfsGetMonitorInfo(NULL, pInfo);
-  }
-  return 0;
+  return vmGetTfsMonitorInfo(dndGetWrapper(pDnode, VNODES), pInfo);
 }
 
 static void dndGetMonitorBasicInfo(SDnode *pDnode, SMonBasicInfo *pInfo) {
-  pInfo->dnode_id = dndGetDnodeId(pDnode);
+  pInfo->dnode_id = dmGetDnodeId(pDnode);
   tstrncpy(pInfo->dnode_ep, tsLocalEp, TSDB_EP_LEN);
-  pInfo->cluster_id = dndGetClusterId(pDnode);
+  pInfo->cluster_id = dmGetClusterId(pDnode);
   pInfo->protocol = 1;
 }
 
 static void dndGetMonitorDnodeInfo(SDnode *pDnode, SMonDnodeInfo *pInfo) {
-
-#if 0
-  pInfo->uptime = (taosGetTimestampMs() - pDnode->dmgmt.rebootTime) / (86400000.0f);
+  pInfo->uptime = (taosGetTimestampMs() - pDnode->rebootTime) / (86400000.0f);
   taosGetCpuUsage(&pInfo->cpu_engine, &pInfo->cpu_system);
   pInfo->cpu_cores = tsNumOfCores;
   taosGetProcMemory(&pInfo->mem_engine);
@@ -51,17 +48,8 @@ static void dndGetMonitorDnodeInfo(SDnode *pDnode, SMonDnodeInfo *pInfo) {
   taosGetCardInfo(&pInfo->net_in, &pInfo->net_out);
   taosGetProcIO(&pInfo->io_read, &pInfo->io_write, &pInfo->io_read_disk, &pInfo->io_write_disk);
 
-  SVnodesStat *pStat = &pDnode->vmgmt.stat;
-  pInfo->req_select = pStat->numOfSelectReqs;
-  pInfo->req_insert = pStat->numOfInsertReqs;
-  pInfo->req_insert_success = pStat->numOfInsertSuccessReqs;
-  pInfo->req_insert_batch = pStat->numOfBatchInsertReqs;
-  pInfo->req_insert_batch_success = pStat->numOfBatchInsertSuccessReqs;
-  pInfo->errors = tsNumOfErrorLogs;
-  pInfo->vnodes_num = pStat->totalVnodes;
-  pInfo->masters = pStat->masterNum;
-  pInfo->has_mnode = pDnode->mmgmt.deployed;
-#endif  
+  vmGetVndMonitorInfo(dndGetWrapper(pDnode, VNODES), pInfo);
+  pInfo->has_mnode = (dndGetWrapper(pDnode, MNODE)->required);
 }
 
 void dndSendMonitorReport(SDnode *pDnode) {
@@ -74,7 +62,7 @@ void dndSendMonitorReport(SDnode *pDnode) {
   SMonBasicInfo basicInfo = {0};
   dndGetMonitorBasicInfo(pDnode, &basicInfo);
   monSetBasicInfo(pMonitor, &basicInfo);
-#if 0
+
   SMonClusterInfo clusterInfo = {0};
   SMonVgroupInfo  vgroupInfo = {0};
   SMonGrantInfo   grantInfo = {0};
@@ -97,7 +85,7 @@ void dndSendMonitorReport(SDnode *pDnode) {
   taosArrayDestroy(clusterInfo.mnodes);
   taosArrayDestroy(vgroupInfo.vgroups);
   taosArrayDestroy(diskInfo.datadirs);
-#endif
+
   monSendReport(pMonitor);
   monCleanupMonitorInfo(pMonitor);
 }
\ No newline at end of file

source/dnode/mgmt/container/src/dndNode.c

@@ -74,6 +74,7 @@ SDnode *dndCreate(SDndCfg *pCfg) {
   }
 
   dndSetStatus(pDnode, DND_STAT_INIT);
+  pDnode->rebootTime = taosGetTimestampMs();
   pDnode->pLockFile = dndCheckRunning(pCfg->dataDir);
   if (pDnode->pLockFile == NULL) {
     goto _OVER;
@@ -257,4 +258,10 @@ int32_t dndRun(SDnode *pDnode) {
   return 0;
 }
 
+void dndeHandleEvent(SDnode *pDnode, EDndEvent event) {
+  dInfo("dnode object receive event %d, data:%p", event, pDnode);
+  pDnode->event = event;
+}
+
+
 void dndProcessRpcMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SRpcMsg *pMsg, SEpSet *pEpSet) {}
\ No newline at end of file

source/dnode/mgmt/container/src/dndTransport.c

@@ -24,7 +24,7 @@
 
 static void dndProcessResponse(void *parent, SRpcMsg *pRsp, SEpSet *pEpSet) {
   SDnode     *pDnode = parent;
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   tmsg_t msgType = pRsp->msgType;
 
@@ -47,7 +47,7 @@ static void dndProcessResponse(void *parent, SRpcMsg *pRsp, SEpSet *pEpSet) {
 }
 
 int32_t dndInitClient(SDnode *pDnode) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   SRpcInit rpcInit;
   memset(&rpcInit, 0, sizeof(rpcInit));
@@ -77,7 +77,7 @@ int32_t dndInitClient(SDnode *pDnode) {
 }
 
 void dndCleanupClient(SDnode *pDnode) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
   if (pMgmt->clientRpc) {
     rpcClose(pMgmt->clientRpc);
     pMgmt->clientRpc = NULL;
@@ -87,12 +87,12 @@ void dndCleanupClient(SDnode *pDnode) {
 
 static void dndProcessRequest(void *param, SRpcMsg *pReq, SEpSet *pEpSet) {
   SDnode     *pDnode = param;
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   tmsg_t msgType = pReq->msgType;
   if (msgType == TDMT_DND_NETWORK_TEST) {
     dTrace("RPC %p, network test req will be processed, app:%p", pReq->handle, pReq->ahandle);
-    dndProcessStartupReq(pDnode, pReq);
+    dmProcessStartupReq(pDnode, pReq);
     return;
   }
 
@@ -131,10 +131,10 @@ static void dndProcessRequest(void *param, SRpcMsg *pReq, SEpSet *pEpSet) {
 }
 
 static void dndSendMsgToMnodeRecv(SDnode *pDnode, SRpcMsg *pRpcMsg, SRpcMsg *pRpcRsp) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   SEpSet epSet = {0};
-  dndGetMnodeEpSet(pDnode, &epSet);
+  dmGetMnodeEpSet(pDnode, &epSet);
   rpcSendRecv(pMgmt->clientRpc, &epSet, pRpcMsg, pRpcRsp);
 }
 
@@ -208,7 +208,7 @@ static int32_t dndRetrieveUserAuthInfo(void *parent, char *user, char *spi, char
 }
 
 int32_t dndInitServer(SDnode *pDnode) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   int32_t numOfThreads = (int32_t)((tsNumOfCores * tsNumOfThreadsPerCore) / 2.0);
   if (numOfThreads < 1) {
@@ -238,7 +238,7 @@ int32_t dndInitServer(SDnode *pDnode) {
 }
 
 void dndCleanupServer(SDnode *pDnode) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
   if (pMgmt->serverRpc) {
     rpcClose(pMgmt->serverRpc);
     pMgmt->serverRpc = NULL;
@@ -247,7 +247,7 @@ void dndCleanupServer(SDnode *pDnode) {
 }
 
 int32_t dndSetMsgHandle(SDnode *pDnode) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
 
   for (ENodeType nodeType = 0; nodeType < NODE_MAX; ++nodeType) {
     SMgmtWrapper  *pWrapper = &pDnode->wrappers[nodeType];
@@ -274,7 +274,7 @@ int32_t dndSetMsgHandle(SDnode *pDnode) {
 }
 
 int32_t dndSendReqToDnode(SDnode *pDnode, SEpSet *pEpSet, SRpcMsg *pReq) {
-  STransMgmt *pMgmt = &pDnode->tmgmt;
+  STransMgmt *pMgmt = &pDnode->trans;
   if (pMgmt->clientRpc == NULL) {
     terrno = TSDB_CODE_DND_OFFLINE;
     return -1;
@@ -286,6 +286,6 @@ int32_t dndSendReqToDnode(SDnode *pDnode, SEpSet *pEpSet, SRpcMsg *pReq) {
 
 int32_t dndSendReqToMnode(SDnode *pDnode, SRpcMsg *pReq) {
   SEpSet epSet = {0};
-  dndGetMnodeEpSet(pDnode, &epSet);
+  dmGetMnodeEpSet(pDnode, &epSet);
   return dndSendReqToDnode(pDnode, &epSet, pReq);
 }

source/dnode/mgmt/dnode/inc/dmFile.h

@@ -24,7 +24,7 @@ extern "C" {
 
 int32_t dmReadFile(SDnodeMgmt *pMgmt);
 int32_t dmWriteFile(SDnodeMgmt *pMgmt);
-void    dndUpdateDnodeEps(SDnodeMgmt *pMgmt, SArray *pDnodeEps);
+void    dmUpdateDnodeEps(SDnodeMgmt *pMgmt, SArray *pDnodeEps);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/dnode/inc/dmHandle.h

@@ -22,12 +22,11 @@
 extern "C" {
 #endif
 
-void       dndInitMsgHandles(SMgmtWrapper *pWrapper);
+void       dmInitMsgHandles(SMgmtWrapper *pWrapper);
 SMsgHandle dmGetMsgHandle(SMgmtWrapper *pWrapper, int32_t msgIndex);
 
-
-void dndSendStatusReq(SDnode *pDnode);
-void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pMsg);
+void dmSendStatusReq(SDnode *pDnode);
+void dmProcessStartupReq(SDnode *pDnode, SRpcMsg *pMsg);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/dnode/inc/dmInt.h

@@ -27,7 +27,6 @@ typedef struct SDnodeMgmt {
   int32_t      dropped;
   int64_t      clusterId;
   int64_t      dver;
-  int64_t      rebootTime;
   int64_t      updateTime;
   int8_t       statusSent;
   SEpSet       mnodeEpSet;
@@ -42,9 +41,16 @@ typedef struct SDnodeMgmt {
   SDnode      *pDnode;
 } SDnodeMgmt;
 
+// dmFile.h
+void dmGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet);
+
+// dmHandle.h
+void dmProcessStartupReq(SDnode *pDnode, SRpcMsg *pMsg);
+
+// dmInt.h
 SMgmtFp dmGetMgmtFp();
-void    dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pMsg);
-void    dndGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet);
+int32_t dmGetDnodeId(SDnode *pDnode);
+int64_t dmGetClusterId(SDnode *pDnode);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/dnode/inc/dmMgmt.h

@@ -22,18 +22,18 @@
 extern "C" {
 #endif
 
-int32_t dndInitMgmt(SDnode *pDnode);
-void    dndStopMgmt(SDnode *pDnode);
-void    dndCleanupMgmt(SDnode *pDnode);
+int32_t dmInitMgmt(SDnode *pDnode);
+void    dmStopMgmt(SDnode *pDnode);
+void    dmCleanupMgmt(SDnode *pDnode);
 
-int32_t dndGetDnodeId(SDnode *pDnode);
-int64_t dndGetClusterId(SDnode *pDnode);
-void    dndGetDnodeEp(SDnode *pDnode, int32_t dnodeId, char *pEp, char *pFqdn, uint16_t *pPort);
-void    dndGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet);
+int32_t dmGetDnodeId(SDnode *pDnode);
+int64_t dmGetClusterId(SDnode *pDnode);
+void    dmGetDnodeEp(SDnode *pDnode, int32_t dnodeId, char *pEp, char *pFqdn, uint16_t *pPort);
+void    dmGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet);
 
-void dndSendRedirectRsp(SDnode *pDnode, SRpcMsg *pMsg);
+void dmSendRedirectRsp(SDnode *pDnode, SRpcMsg *pMsg);
+void dmProcessMgmtMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg) ;
 
-void dndProcessMgmtMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg) ;
 #ifdef __cplusplus
 }
 #endif

source/dnode/mgmt/dnode/src/dmFile.c

@@ -210,7 +210,7 @@ int32_t dmWriteFile(SDnodeMgmt *pMgmt) {
   return 0;
 }
 
-void dndUpdateDnodeEps(SDnodeMgmt *pMgmt, SArray *pDnodeEps) {
+void dmUpdateDnodeEps(SDnodeMgmt *pMgmt, SArray *pDnodeEps) {
   int32_t numOfEps = taosArrayGetSize(pDnodeEps);
   if (numOfEps <= 0) return;
 

source/dnode/mgmt/dnode/src/dmHandle.c

@@ -27,29 +27,29 @@ static void dndSetMsgHandle(SMgmtWrapper *pWrapper, int32_t msgType, NodeMsgFp n
   pHandle->rpcMsgFp = dndProcessRpcMsg;
 }
 
-void dndInitMsgHandles(SMgmtWrapper *pWrapper) {
+void dmInitMsgHandles(SMgmtWrapper *pWrapper) {
   // Requests handled by DNODE
-  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_MNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_ALTER_MNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_MNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_QNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_QNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_SNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_SNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_BNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_BNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_VNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_ALTER_VNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_VNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_SYNC_VNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_COMPACT_VNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_CONFIG_DNODE, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_DND_NETWORK_TEST, dndProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_MNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_ALTER_MNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_MNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_QNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_QNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_SNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_SNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_BNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_BNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CREATE_VNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_ALTER_VNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_DROP_VNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_SYNC_VNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_COMPACT_VNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_CONFIG_DNODE, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_DND_NETWORK_TEST, dmProcessMgmtMsg);
 
   // Requests handled by MNODE
-  dndSetMsgHandle(pWrapper, TDMT_MND_STATUS_RSP, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_MND_GRANT_RSP, dndProcessMgmtMsg);
-  dndSetMsgHandle(pWrapper, TDMT_MND_AUTH_RSP, dndProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_MND_STATUS_RSP, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_MND_GRANT_RSP, dmProcessMgmtMsg);
+  dndSetMsgHandle(pWrapper, TDMT_MND_AUTH_RSP, dmProcessMgmtMsg);
 }
 
 SMsgHandle dmGetMsgHandle(SMgmtWrapper *pWrapper, int32_t msgIndex) {

source/dnode/mgmt/dnode/src/dmMgmt.c

@@ -38,7 +38,7 @@ static void    dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pRsp);
 static void    dndProcessAuthRsp(SDnode *pDnode, SRpcMsg *pRsp);
 static void    dndProcessGrantRsp(SDnode *pDnode, SRpcMsg *pRsp);
 
-int32_t dndGetDnodeId(SDnode *pDnode) {
+int32_t dmGetDnodeId(SDnode *pDnode) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   taosRLockLatch(&pMgmt->latch);
   int32_t dnodeId = pMgmt->dnodeId;
@@ -46,7 +46,7 @@ int32_t dndGetDnodeId(SDnode *pDnode) {
   return dnodeId;
 }
 
-int64_t dndGetClusterId(SDnode *pDnode) {
+int64_t dmGetClusterId(SDnode *pDnode) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   taosRLockLatch(&pMgmt->latch);
   int64_t clusterId = pMgmt->clusterId;
@@ -54,7 +54,7 @@ int64_t dndGetClusterId(SDnode *pDnode) {
   return clusterId;
 }
 
-void dndGetDnodeEp(SDnode *pDnode, int32_t dnodeId, char *pEp, char *pFqdn, uint16_t *pPort) {
+void dmGetDnodeEp(SDnode *pDnode, int32_t dnodeId, char *pEp, char *pFqdn, uint16_t *pPort) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   taosRLockLatch(&pMgmt->latch);
 
@@ -74,18 +74,18 @@ void dndGetDnodeEp(SDnode *pDnode, int32_t dnodeId, char *pEp, char *pFqdn, uint
   taosRUnLockLatch(&pMgmt->latch);
 }
 
-void dndGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {
+void dmGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   taosRLockLatch(&pMgmt->latch);
   *pEpSet = pMgmt->mnodeEpSet;
   taosRUnLockLatch(&pMgmt->latch);
 }
 
-void dndSendRedirectRsp(SDnode *pDnode, SRpcMsg *pReq) {
+void dmSendRedirectRsp(SDnode *pDnode, SRpcMsg *pReq) {
   tmsg_t msgType = pReq->msgType;
 
   SEpSet epSet = {0};
-  dndGetMnodeEpSet(pDnode, &epSet);
+  dmGetMnodeEpSet(pDnode, &epSet);
 
   dDebug("RPC %p, req:%s is redirected, num:%d use:%d", pReq->handle, TMSG_INFO(msgType), epSet.numOfEps, epSet.inUse);
   for (int32_t i = 0; i < epSet.numOfEps; ++i) {
@@ -115,7 +115,7 @@ static void dndUpdateMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {
 }
 
 
-void dndSendStatusReq(SDnode *pDnode) {
+void dmSendStatusReq(SDnode *pDnode) {
   SStatusReq req = {0};
 
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
@@ -183,7 +183,7 @@ static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pRsp) {
         tDeserializeSStatusRsp(pRsp->pCont, pRsp->contLen, &statusRsp) == 0) {
       pMgmt->dver = statusRsp.dver;
       dndUpdateDnodeCfg(pDnode, &statusRsp.dnodeCfg);
-      dndUpdateDnodeEps(pDnode, statusRsp.pDnodeEps);
+      dmUpdateDnodeEps(pDnode, statusRsp.pDnodeEps);
     }
     taosArrayDestroy(statusRsp.pDnodeEps);
   }
@@ -203,7 +203,7 @@ static int32_t dndProcessConfigDnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
   return TSDB_CODE_OPS_NOT_SUPPORT;
 }
 
-void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
+void dmProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
   dDebug("startup req is received");
 
   SStartupReq *pStartup = rpcMallocCont(sizeof(SStartupReq));
@@ -215,7 +215,7 @@ void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
   rpcSendResponse(&rpcRsp);
 }
 
-void dndStopMgmt(SDnode *pDnode) {
+void dmStopMgmt(SDnode *pDnode) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   dndCleanupWorker(&pMgmt->mgmtWorker);
   dndCleanupWorker(&pMgmt->statusWorker);
@@ -226,7 +226,7 @@ void dndStopMgmt(SDnode *pDnode) {
   }
 }
 
-void dndCleanupMgmt(SDnode *pDnode) {
+void dmCleanupMgmt(SDnode *pDnode) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
   taosWLockLatch(&pMgmt->latch);
 
@@ -249,7 +249,7 @@ void dndCleanupMgmt(SDnode *pDnode) {
   dInfo("dnode-mgmt is cleaned up");
 }
 
-void dndProcessMgmtMsg(SDnode *pDnode, SRpcMsg *pMsg, SEpSet *pEpSet) {
+void dmProcessMgmtMsg(SDnode *pDnode, SRpcMsg *pMsg, SEpSet *pEpSet) {
   SDnodeMgmt *pMgmt = &pDnode->dmgmt;
 
   if (pEpSet && pEpSet->numOfEps > 0 && pMsg->msgType == TDMT_MND_STATUS_RSP) {
@@ -275,25 +275,24 @@ void dndProcessMgmtMsg(SDnode *pDnode, SRpcMsg *pMsg, SEpSet *pEpSet) {
 
 
 
-void dndStopMgmt(SDnode *pDnode) {}
+void dmStopMgmt(SDnode *pDnode) {}
 
-void dndCleanupMgmt(SDnode *pDnode){}
+void dmCleanupMgmt(SDnode *pDnode){}
 
 
-void dndSendStatusReq(SDnode *pDnode){}
+void dmSendStatusReq(SDnode *pDnode){}
 
 
-void dndGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {}
+void dmGetMnodeEpSet(SDnode *pDnode, SEpSet *pEpSet) {}
 
 
-void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq){}
-void dndProcessMgmtMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg){}
+void dmProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq){}
+void dmProcessMgmtMsg(SDnode *pDnode, SMgmtWrapper *pWrapper, SNodeMsg *pMsg){}
 
 static int32_t dmInit(SMgmtWrapper *pWrapper) {
   SDnodeMgmt *pMgmt = calloc(1, sizeof(SDnodeMgmt));
 
   pMgmt->dnodeId = 0;
-  pMgmt->rebootTime = taosGetTimestampMs();
   pMgmt->dropped = 0;
   pMgmt->clusterId = 0;
   pMgmt->path = pWrapper->path;
@@ -325,7 +324,7 @@ static int32_t dmInit(SMgmtWrapper *pWrapper) {
   return 0;
 
   // dndSetStatus(pDnode, DND_STAT_RUNNING);
-  // dndSendStatusReq(pDnode);
+  // dmSendStatusReq(pDnode);
   // dndReportStartup(pDnode, "TDengine", "initialized successfully");
 
 #if 0

source/dnode/mgmt/dnode/src/dmWorker.c

@@ -37,7 +37,7 @@ static void *dnodeThreadRoutine(void *param) {
 
     float statusInterval = (curTime - lastStatusTime) / 1000.0f;
     if (statusInterval >= tsStatusInterval && !pMgmt->statusSent) {
-      dndSendStatusReq(pDnode);
+      dmSendStatusReq(pDnode);
       lastStatusTime = curTime;
     }
 

source/dnode/mgmt/mnode/inc/mmInt.h

@@ -23,6 +23,27 @@ extern "C" {
 #endif
 
 
+
+typedef struct SMnodeMgmt {
+  int32_t      refCount;
+  int8_t       deployed;
+  int8_t       dropped;
+  SMnode      *pMnode;
+  SRWLatch     latch;
+  SDnodeWorker readWorker;
+  SDnodeWorker writeWorker;
+  SDnodeWorker syncWorker;
+  int8_t       replica;
+  int8_t       selfIndex;
+  SReplica     replicas[TSDB_MAX_REPLICA];
+
+  //
+  SMsgHandle  msgHandles[TDMT_MAX];
+  SProcObj *pProcess;
+  bool      singleProc;
+} SMnodeMgmt;
+
+
 // interface
 SMgmtFp mmGetMgmtFp();
 

source/dnode/mgmt/mnode/src/mmHandle.c

@@ -27,7 +27,7 @@ int32_t mmProcessCreateMnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (createReq.replica <= 1 || createReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (createReq.replica <= 1 || createReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_MNODE_INVALID_OPTION;
     dError("failed to create mnode since %s", terrstr());
     return -1;
@@ -59,7 +59,7 @@ int32_t mmProcessAlterMnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (alterReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (alterReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_MNODE_INVALID_OPTION;
     dError("failed to alter mnode since %s", terrstr());
     return -1;
@@ -93,7 +93,7 @@ int32_t mmProcessDropMnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (dropReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (dropReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_MNODE_INVALID_OPTION;
     dError("failed to drop mnode since %s", terrstr());
     return -1;

source/dnode/mgmt/mnode/src/mmMgmt.c

@@ -204,11 +204,11 @@ int32_t mmDrop(SDnode *pDnode) {
 }
 
 static bool mmDeployRequired(SDnode *pDnode) {
-  if (dndGetDnodeId(pDnode) > 0) {
+  if (dmGetDnodeId(pDnode) > 0) {
     return false;
   }
 
-  if (dndGetClusterId(pDnode) > 0) {
+  if (dmGetClusterId(pDnode) > 0) {
     return false;
   }
 
@@ -223,11 +223,11 @@ static void mmInitOption(SDnode *pDnode, SMnodeOpt *pOption) {
   pOption->pDnode = pDnode;
   pOption->sendReqToDnodeFp = dndSendReqToDnode;
   pOption->sendReqToMnodeFp = dndSendReqToMnode;
-  pOption->sendRedirectRspFp = dndSendRedirectRsp;
+  pOption->sendRedirectRspFp = dmSendRedirectRsp;
   pOption->putReqToMWriteQFp = mmPutMsgToWriteQueue;
   pOption->putReqToMReadQFp = mmPutMsgToReadQueue;
-  pOption->dnodeId = dndGetDnodeId(pDnode);
-  pOption->clusterId = dndGetClusterId(pDnode);
+  pOption->dnodeId = dmGetDnodeId(pDnode);
+  pOption->clusterId = dmGetClusterId(pDnode);
 }
 
 static void mmBuildOptionForDeploy(SDnode *pDnode, SMnodeOpt *pOption) {
@@ -255,8 +255,8 @@ static void mmBuildOptionForOpen(SDnode *pDnode, SMnodeOpt *pOption) {
 
 int32_t mmBuildOptionFromReq(SDnode *pDnode, SMnodeOpt *pOption, SDCreateMnodeReq *pCreate) {
   mmInitOption(pDnode, pOption);
-  pOption->dnodeId = dndGetDnodeId(pDnode);
-  pOption->clusterId = dndGetClusterId(pDnode);
+  pOption->dnodeId = dmGetDnodeId(pDnode);
+  pOption->clusterId = dmGetClusterId(pDnode);
 
   pOption->replica = pCreate->replica;
   pOption->selfIndex = -1;

source/dnode/mgmt/mnode/src/mmWorker.c

@@ -70,7 +70,7 @@ void mmInitMsgFp(SMnodeMgmt *pMgmt) {
 
 static void mmSendRpcRsp(SDnode *pDnode, SRpcMsg *pRpc) {
   if (pRpc->code == TSDB_CODE_DND_MNODE_NOT_DEPLOYED || pRpc->code == TSDB_CODE_APP_NOT_READY) {
-    dndSendRedirectRsp(pDnode, pRpc);
+    dmSendRedirectRsp(pDnode, pRpc);
   } else {
     rpcSendResponse(pRpc);
   }

source/dnode/mgmt/qnode/inc/qmInt.h

@@ -16,10 +16,26 @@
 #ifndef _TD_DND_QNODE_INT_H_
 #define _TD_DND_QNODE_INT_H_
 
+#include "dndInt.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
-#include "dndInt.h"
+
+typedef struct SQnodeMgmt {
+  int32_t      refCount;
+  int8_t       deployed;
+  int8_t       dropped;
+  SQnode      *pQnode;
+  SRWLatch     latch;
+  SDnodeWorker queryWorker;
+  SDnodeWorker fetchWorker;
+
+  //
+  SMsgHandle msgHandles[TDMT_MAX];
+  SProcObj  *pProcess;
+  bool       singleProc;
+} SQnodeMgmt;
 
 SMgmtFp qmGetMgmtFp();
 

source/dnode/mgmt/qnode/src/qmMgmt.c

@@ -185,9 +185,9 @@ static void dndBuildQnodeOption(SDnode *pDnode, SQnodeOpt *pOption) {
   pOption->pDnode = pDnode;
   pOption->sendReqToDnodeFp = dndSendReqToDnode;
   pOption->sendReqToMnodeFp = dndSendReqToMnode;
-  pOption->sendRedirectRspFp = dndSendRedirectRsp;
-  pOption->dnodeId = dndGetDnodeId(pDnode);
-  pOption->clusterId = dndGetClusterId(pDnode);
+  pOption->sendRedirectRspFp = dmSendRedirectRsp;
+  pOption->dnodeId = dmGetDnodeId(pDnode);
+  pOption->clusterId = dmGetClusterId(pDnode);
   pOption->sver = tsVersion;
 }
 
@@ -274,7 +274,7 @@ int32_t dndProcessCreateQnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (createReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (createReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_QNODE_INVALID_OPTION;
     dError("failed to create qnode since %s", terrstr());
     return -1;
@@ -290,7 +290,7 @@ int32_t dndProcessDropQnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (dropReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (dropReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_QNODE_INVALID_OPTION;
     dError("failed to drop qnode since %s", terrstr());
     return -1;

source/dnode/mgmt/snode/inc/smHandle.h

@@ -16,7 +16,7 @@
 #ifndef _TD_DND_SNODE_HANDLE_H_
 #define _TD_DND_SNODE_HANDLE_H_
 
-#include "mmInt.h"
+#include "smInt.h"
 
 #ifdef __cplusplus
 extern "C" {

source/dnode/mgmt/snode/inc/smInt.h

@@ -16,10 +16,26 @@
 #ifndef _TD_DND_SNODE_INT_H_
 #define _TD_DND_SNODE_INT_H_
 
+#include "dndInt.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
-#include "dndInt.h"
+
+typedef struct SSnodeMgmt {
+  int32_t      refCount;
+  int8_t       deployed;
+  int8_t       dropped;
+  SSnode      *pSnode;
+  SRWLatch     latch;
+  SDnodeWorker writeWorker;
+
+    //
+  SMsgHandle msgHandles[TDMT_MAX];
+  SProcObj  *pProcess;
+  bool       singleProc;
+} SSnodeMgmt;
+
 
 SMgmtFp smGetMgmtFp();
 

source/dnode/mgmt/snode/src/smHandle.c

@@ -21,6 +21,6 @@ void smInitMsgHandles(SMgmtWrapper *pWrapper) {
 }
 
 SMsgHandle smGetMsgHandle(SMgmtWrapper *pWrapper, int32_t msgIndex) {
-  SBnodeMgmt *pMgmt = pWrapper->pMgmt;
+  SSnodeMgmt *pMgmt = pWrapper->pMgmt;
   return pMgmt->msgHandles[msgIndex];
 }

source/dnode/mgmt/snode/src/smMgmt.c

@@ -179,9 +179,9 @@ static void dndBuildSnodeOption(SDnode *pDnode, SSnodeOpt *pOption) {
   pOption->pDnode = pDnode;
   pOption->sendReqToDnodeFp = dndSendReqToDnode;
   pOption->sendReqToMnodeFp = dndSendReqToMnode;
-  pOption->sendRedirectRspFp = dndSendRedirectRsp;
-  pOption->dnodeId = dndGetDnodeId(pDnode);
-  pOption->clusterId = dndGetClusterId(pDnode);
+  pOption->sendRedirectRspFp = dmSendRedirectRsp;
+  pOption->dnodeId = dmGetDnodeId(pDnode);
+  pOption->clusterId = dmGetClusterId(pDnode);
   pOption->sver = tsVersion;
 }
 
@@ -268,7 +268,7 @@ int32_t dndProcessCreateSnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (createReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (createReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_SNODE_INVALID_OPTION;
     dError("failed to create snode since %s", terrstr());
     return -1;
@@ -284,7 +284,7 @@ int32_t dndProcessDropSnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
     return -1;
   }
 
-  if (dropReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (dropReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_SNODE_INVALID_OPTION;
     dError("failed to drop snode since %s", terrstr());
     return -1;

source/dnode/mgmt/vnode/inc/vmInt.h

@@ -22,6 +22,32 @@
 extern "C" {
 #endif
 
+
+typedef struct {
+  int32_t openVnodes;
+  int32_t totalVnodes;
+  int32_t masterNum;
+  int64_t numOfSelectReqs;
+  int64_t numOfInsertReqs;
+  int64_t numOfInsertSuccessReqs;
+  int64_t numOfBatchInsertReqs;
+  int64_t numOfBatchInsertSuccessReqs;
+} SVnodesStat;
+
+typedef struct SVnodesMgmt {
+  SVnodesStat  stat;
+  SHashObj    *hash;
+  SRWLatch     latch;
+  SQWorkerPool queryPool;
+  SFWorkerPool fetchPool;
+  SWWorkerPool syncPool;
+  SWWorkerPool writePool;
+  STfs        *pTfs;
+  SMsgHandle   msgHandles[TDMT_MAX];
+  SProcObj    *pProcess;
+  bool         singleProc;
+} SVnodesMgmt;
+
 SMgmtFp vmGetMgmtFp() ;
 
 int32_t dndInitVnodes(SDnode *pDnode);
@@ -39,7 +65,8 @@ int32_t dndProcessAuthVnodeReq(SDnode *pDnode, SRpcMsg *pReq);
 int32_t dndProcessSyncVnodeReq(SDnode *pDnode, SRpcMsg *pReq);
 int32_t dndProcessCompactVnodeReq(SDnode *pDnode, SRpcMsg *pReq);
 
-int32_t dndPutReqToVQueryQ(SDnode *pDnode, SRpcMsg *pReq);
+int32_t vmGetTfsMonitorInfo(SMgmtWrapper *pWrapper, SMonDiskInfo *pInfo);
+void vmGetVndMonitorInfo(SMgmtWrapper *pWrapper, SMonDnodeInfo *pInfo);
 
 #ifdef __cplusplus
 }

source/dnode/mgmt/vnode/inc/vmMgmt.h

+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _TD_DND_VNODE_MGMT_H_
+#define _TD_DND_VNODE_MGMT_H_
+
+#include "vmInt.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+int32_t dndPutReqToVQueryQ(SDnode *pDnode, SRpcMsg *pReq);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TD_DND_VNODE_MGMT_H_*/

source/dnode/mgmt/vnode/src/vmInt.c

@@ -16,15 +16,40 @@
 #define _DEFAULT_SOURCE
 #include "vmInt.h"
 #include "vmHandle.h"
+#include "vmMgmt.h"
 
-bool vmRequireNode(SMgmtWrapper *pWrapper) { return false; }
+static int32_t vmInit(SMgmtWrapper *pWrapper) {
+  SVnodeOpt vnodeOpt = {0};
+  vnodeOpt.nthreads = tsNumOfCommitThreads;
+  vnodeOpt.putReqToVQueryQFp = dndPutReqToVQueryQ;
+  vnodeOpt.sendReqToDnodeFp = dndSendReqToDnode;
+  if (vnodeInit(&vnodeOpt) != 0) {
+    dError("failed to init vnode since %s", terrstr());
+    dndCleanup();
+    return -1;
+  }
 
+  if (walInit() != 0) {
+    dError("failed to init wal since %s", terrstr());
+    dndCleanup();
+    return -1;
+  }
+
+  return 0;
+}
+
+static void vmCleanup(SMgmtWrapper *pWrapper) {
+  walCleanUp();
+  vnodeCleanup();
+}
+
+static bool vmRequire(SMgmtWrapper *pWrapper) { return false; }
 
 SMgmtFp vmGetMgmtFp() {
   SMgmtFp mgmtFp = {0};
-  mgmtFp.openFp = NULL;
-  mgmtFp.closeFp = NULL;
-  mgmtFp.requiredFp = vmRequireNode;
+  mgmtFp.openFp = vmInit;
+  mgmtFp.closeFp = vmCleanup;
+  mgmtFp.requiredFp = vmRequire;
   mgmtFp.getMsgHandleFp = vmGetMsgHandle;
   return mgmtFp;
 }

source/dnode/mgmt/vnode/src/vmMgmt.c

@@ -554,7 +554,7 @@ int32_t dndProcessCreateVnodeReq(SDnode *pDnode, SRpcMsg *pReq) {
   SWrapperCfg wrapperCfg = {0};
   dndGenerateWrapperCfg(pDnode, &createReq, &wrapperCfg);
 
-  if (createReq.dnodeId != dndGetDnodeId(pDnode)) {
+  if (createReq.dnodeId != dmGetDnodeId(pDnode)) {
     terrno = TSDB_CODE_DND_VNODE_INVALID_OPTION;
     dDebug("vgId:%d, failed to create vnode since %s", createReq.vgId, terrstr());
     return -1;
@@ -1055,4 +1055,27 @@ void dndGetVnodeLoads(SDnode *pDnode, SArray *pLoads) {
   // walCleanUp();
 // }
 
-int32_t dndPutReqToVQueryQ(SDnode *pDnode, SRpcMsg *pReq){return 0;}
+int32_t dndPutReqToVQueryQ(SDnode *pDnode, SRpcMsg *pReq){return 0;}
\ No newline at end of file
+
+
+int32_t vmGetTfsMonitorInfo(SMgmtWrapper *pWrapper, SMonDiskInfo *pInfo){
+  SVnodesMgmt *pMgmt = pWrapper->pMgmt;
+  if (pMgmt ==  NULL) return -1;
+
+  return tfsGetMonitorInfo(pMgmt->pTfs, pInfo);;
+}
+
+void vmGetVndMonitorInfo(SMgmtWrapper *pWrapper, SMonDnodeInfo *pInfo) {
+  SVnodesMgmt *pMgmt = pWrapper->pMgmt;
+  if (pMgmt ==  NULL) return;
+
+  SVnodesStat *pStat = &pMgmt->stat;
+  pInfo->req_select = pStat->numOfSelectReqs;
+  pInfo->req_insert = pStat->numOfInsertReqs;
+  pInfo->req_insert_success = pStat->numOfInsertSuccessReqs;
+  pInfo->req_insert_batch = pStat->numOfBatchInsertReqs;
+  pInfo->req_insert_batch_success = pStat->numOfBatchInsertSuccessReqs;
+  pInfo->errors = tsNumOfErrorLogs;
+  pInfo->vnodes_num = pStat->totalVnodes;
+  pInfo->masters = pStat->masterNum;
+}
\ No newline at end of file