Merge pull request #14993 from taosdata/feature/stream

feat(tmq): support background heartbeat

include/common/tmsg.h

@@ -75,13 +75,18 @@ typedef uint16_t tmsg_t;
 #define TSDB_IE_TYPE_DNODE_EXT   6
 #define TSDB_IE_TYPE_DNODE_STATE 7
 
-enum { CONN_TYPE__QUERY = 1, CONN_TYPE__TMQ, CONN_TYPE__UDFD, CONN_TYPE__MAX };
+enum {
+  CONN_TYPE__QUERY = 1,
+  CONN_TYPE__TMQ,
+  CONN_TYPE__UDFD,
+  CONN_TYPE__MAX,
+};
 
 enum {
   HEARTBEAT_KEY_USER_AUTHINFO = 1,
   HEARTBEAT_KEY_DBINFO,
   HEARTBEAT_KEY_STBINFO,
-  HEARTBEAT_KEY_MQ_TMP,
+  HEARTBEAT_KEY_TMQ,
 };
 
 typedef enum _mgmt_table {
@@ -2146,6 +2151,15 @@ typedef struct {
   char    cgroup[TSDB_CGROUP_LEN];
 } SMqAskEpReq;
 
+typedef struct {
+  int64_t consumerId;
+  int32_t epoch;
+} SMqHbReq;
+
+typedef struct {
+  int8_t reserved;
+} SMqHbRsp;
+
 typedef struct {
   int32_t key;
   int32_t valueLen;
@@ -2335,29 +2349,30 @@ static FORCE_INLINE int32_t tDecodeSClientHbKey(SDecoder* pDecoder, SClientHbKey
   return 0;
 }
 
-typedef struct SMqHbVgInfo {
+typedef struct {
   int32_t vgId;
-} SMqHbVgInfo;
+  // TODO stas
+} SMqReportVgInfo;
 
-static FORCE_INLINE int32_t taosEncodeSMqVgInfo(void** buf, const SMqHbVgInfo* pVgInfo) {
+static FORCE_INLINE int32_t taosEncodeSMqVgInfo(void** buf, const SMqReportVgInfo* pVgInfo) {
   int32_t tlen = 0;
   tlen += taosEncodeFixedI32(buf, pVgInfo->vgId);
   return tlen;
 }
 
-static FORCE_INLINE void* taosDecodeSMqVgInfo(void* buf, SMqHbVgInfo* pVgInfo) {
+static FORCE_INLINE void* taosDecodeSMqVgInfo(void* buf, SMqReportVgInfo* pVgInfo) {
   buf = taosDecodeFixedI32(buf, &pVgInfo->vgId);
   return buf;
 }
 
-typedef struct SMqHbTopicInfo {
+typedef struct {
   int32_t epoch;
   int64_t topicUid;
   char    name[TSDB_TOPIC_FNAME_LEN];
   SArray* pVgInfo;  // SArray<SMqHbVgInfo>
-} SMqHbTopicInfo;
+} SMqTopicInfo;
 
-static FORCE_INLINE int32_t taosEncodeSMqHbTopicInfoMsg(void** buf, const SMqHbTopicInfo* pTopicInfo) {
+static FORCE_INLINE int32_t taosEncodeSMqTopicInfoMsg(void** buf, const SMqTopicInfo* pTopicInfo) {
   int32_t tlen = 0;
   tlen += taosEncodeFixedI32(buf, pTopicInfo->epoch);
   tlen += taosEncodeFixedI64(buf, pTopicInfo->topicUid);
@@ -2365,35 +2380,35 @@ static FORCE_INLINE int32_t taosEncodeSMqHbTopicInfoMsg(void** buf, const SMqHbT
   int32_t sz = taosArrayGetSize(pTopicInfo->pVgInfo);
   tlen += taosEncodeFixedI32(buf, sz);
   for (int32_t i = 0; i < sz; i++) {
-    SMqHbVgInfo* pVgInfo = (SMqHbVgInfo*)taosArrayGet(pTopicInfo->pVgInfo, i);
+    SMqReportVgInfo* pVgInfo = (SMqReportVgInfo*)taosArrayGet(pTopicInfo->pVgInfo, i);
     tlen += taosEncodeSMqVgInfo(buf, pVgInfo);
   }
   return tlen;
 }
 
-static FORCE_INLINE void* taosDecodeSMqHbTopicInfoMsg(void* buf, SMqHbTopicInfo* pTopicInfo) {
+static FORCE_INLINE void* taosDecodeSMqTopicInfoMsg(void* buf, SMqTopicInfo* pTopicInfo) {
   buf = taosDecodeFixedI32(buf, &pTopicInfo->epoch);
   buf = taosDecodeFixedI64(buf, &pTopicInfo->topicUid);
   buf = taosDecodeStringTo(buf, pTopicInfo->name);
   int32_t sz;
   buf = taosDecodeFixedI32(buf, &sz);
-  pTopicInfo->pVgInfo = taosArrayInit(sz, sizeof(SMqHbVgInfo));
+  pTopicInfo->pVgInfo = taosArrayInit(sz, sizeof(SMqReportVgInfo));
   for (int32_t i = 0; i < sz; i++) {
-    SMqHbVgInfo vgInfo;
+    SMqReportVgInfo vgInfo;
     buf = taosDecodeSMqVgInfo(buf, &vgInfo);
     taosArrayPush(pTopicInfo->pVgInfo, &vgInfo);
   }
   return buf;
 }
 
-typedef struct SMqHbMsg {
+typedef struct {
   int32_t status;  // ask hb endpoint
   int32_t epoch;
   int64_t consumerId;
   SArray* pTopics;  // SArray<SMqHbTopicInfo>
-} SMqHbMsg;
+} SMqReportReq;
 
-static FORCE_INLINE int32_t taosEncodeSMqMsg(void** buf, const SMqHbMsg* pMsg) {
+static FORCE_INLINE int32_t taosEncodeSMqReportMsg(void** buf, const SMqReportReq* pMsg) {
   int32_t tlen = 0;
   tlen += taosEncodeFixedI32(buf, pMsg->status);
   tlen += taosEncodeFixedI32(buf, pMsg->epoch);
@@ -2401,22 +2416,22 @@ static FORCE_INLINE int32_t taosEncodeSMqMsg(void** buf, const SMqHbMsg* pMsg) {
   int32_t sz = taosArrayGetSize(pMsg->pTopics);
   tlen += taosEncodeFixedI32(buf, sz);
   for (int32_t i = 0; i < sz; i++) {
-    SMqHbTopicInfo* topicInfo = (SMqHbTopicInfo*)taosArrayGet(pMsg->pTopics, i);
+    SMqTopicInfo* topicInfo = (SMqTopicInfo*)taosArrayGet(pMsg->pTopics, i);
-    tlen += taosEncodeSMqHbTopicInfoMsg(buf, topicInfo);
+    tlen += taosEncodeSMqTopicInfoMsg(buf, topicInfo);
   }
   return tlen;
 }
 
-static FORCE_INLINE void* taosDecodeSMqMsg(void* buf, SMqHbMsg* pMsg) {
+static FORCE_INLINE void* taosDecodeSMqReportMsg(void* buf, SMqReportReq* pMsg) {
   buf = taosDecodeFixedI32(buf, &pMsg->status);
   buf = taosDecodeFixedI32(buf, &pMsg->epoch);
   buf = taosDecodeFixedI64(buf, &pMsg->consumerId);
   int32_t sz;
   buf = taosDecodeFixedI32(buf, &sz);
-  pMsg->pTopics = taosArrayInit(sz, sizeof(SMqHbTopicInfo));
+  pMsg->pTopics = taosArrayInit(sz, sizeof(SMqTopicInfo));
   for (int32_t i = 0; i < sz; i++) {
-    SMqHbTopicInfo topicInfo;
+    SMqTopicInfo topicInfo;
-    buf = taosDecodeSMqHbTopicInfoMsg(buf, &topicInfo);
+    buf = taosDecodeSMqTopicInfoMsg(buf, &topicInfo);
     taosArrayPush(pMsg->pTopics, &topicInfo);
   }
   return buf;
@@ -2921,89 +2936,6 @@ typedef struct {
 int32_t tEncodeSMqDataRsp(SEncoder* pEncoder, const SMqDataRsp* pRsp);
 int32_t tDecodeSMqDataRsp(SDecoder* pDecoder, SMqDataRsp* pRsp);
 
-#if 0
-typedef struct {
-  SMqRspHead head;
-  int64_t    reqOffset;
-  int64_t    rspOffset;
-  int32_t    skipLogNum;
-  int32_t    blockNum;
-  int8_t     withTbName;
-  int8_t     withSchema;
-  SArray*    blockDataLen;  // SArray<int32_t>
-  SArray*    blockData;     // SArray<SRetrieveTableRsp*>
-  SArray*    blockTbName;   // SArray<char*>
-  SArray*    blockSchema;   // SArray<SSchemaWrapper>
-} SMqDataBlkRsp;
-
-static FORCE_INLINE int32_t tEncodeSMqDataBlkRsp(void** buf, const SMqDataBlkRsp* pRsp) {
-  int32_t tlen = 0;
-  tlen += taosEncodeFixedI64(buf, pRsp->reqOffset);
-  tlen += taosEncodeFixedI64(buf, pRsp->rspOffset);
-  tlen += taosEncodeFixedI32(buf, pRsp->skipLogNum);
-  tlen += taosEncodeFixedI32(buf, pRsp->blockNum);
-  if (pRsp->blockNum != 0) {
-    tlen += taosEncodeFixedI8(buf, pRsp->withTbName);
-    tlen += taosEncodeFixedI8(buf, pRsp->withSchema);
-
-    for (int32_t i = 0; i < pRsp->blockNum; i++) {
-      int32_t bLen = *(int32_t*)taosArrayGet(pRsp->blockDataLen, i);
-      void*   data = taosArrayGetP(pRsp->blockData, i);
-      tlen += taosEncodeFixedI32(buf, bLen);
-      tlen += taosEncodeBinary(buf, data, bLen);
-      if (pRsp->withSchema) {
-        SSchemaWrapper* pSW = (SSchemaWrapper*)taosArrayGetP(pRsp->blockSchema, i);
-        tlen += taosEncodeSSchemaWrapper(buf, pSW);
-      }
-      if (pRsp->withTbName) {
-        char* tbName = (char*)taosArrayGetP(pRsp->blockTbName, i);
-        tlen += taosEncodeString(buf, tbName);
-      }
-    }
-  }
-  return tlen;
-}
-
-static FORCE_INLINE void* tDecodeSMqDataBlkRsp(const void* buf, SMqDataBlkRsp* pRsp) {
-  buf = taosDecodeFixedI64(buf, &pRsp->reqOffset);
-  buf = taosDecodeFixedI64(buf, &pRsp->rspOffset);
-  buf = taosDecodeFixedI32(buf, &pRsp->skipLogNum);
-  buf = taosDecodeFixedI32(buf, &pRsp->blockNum);
-  if (pRsp->blockNum != 0) {
-    pRsp->blockData = taosArrayInit(pRsp->blockNum, sizeof(void*));
-    pRsp->blockDataLen = taosArrayInit(pRsp->blockNum, sizeof(int32_t));
-    buf = taosDecodeFixedI8(buf, &pRsp->withTbName);
-    buf = taosDecodeFixedI8(buf, &pRsp->withSchema);
-    if (pRsp->withTbName) {
-      pRsp->blockTbName = taosArrayInit(pRsp->blockNum, sizeof(void*));
-    }
-    if (pRsp->withSchema) {
-      pRsp->blockSchema = taosArrayInit(pRsp->blockNum, sizeof(void*));
-    }
-
-    for (int32_t i = 0; i < pRsp->blockNum; i++) {
-      int32_t bLen = 0;
-      void*   data = NULL;
-      buf = taosDecodeFixedI32(buf, &bLen);
-      buf = taosDecodeBinary(buf, &data, bLen);
-      taosArrayPush(pRsp->blockDataLen, &bLen);
-      taosArrayPush(pRsp->blockData, &data);
-      if (pRsp->withSchema) {
-        SSchemaWrapper* pSW = (SSchemaWrapper*)taosMemoryMalloc(sizeof(SSchemaWrapper));
-        buf = taosDecodeSSchemaWrapper(buf, pSW);
-        taosArrayPush(pRsp->blockSchema, &pSW);
-      }
-      if (pRsp->withTbName) {
-        char* name = NULL;
-        buf = taosDecodeString(buf, &name);
-        taosArrayPush(pRsp->blockTbName, &name);
-      }
-    }
-  }
-  return (void*)buf;
-}
-#endif
-
 typedef struct {
   SMqRspHead head;
   char       cgroup[TSDB_CGROUP_LEN];

include/common/tmsgdef.h

@@ -144,6 +144,7 @@ enum {
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_ASK_EP, "ask-ep", SMqAskEpReq, SMqAskEpRsp)
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_CONSUMER_LOST, "consumer-lost", SMqConsumerLostMsg, NULL)
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_CONSUMER_RECOVER, "consumer-recover", SMqConsumerRecoverMsg, NULL)
+  TD_DEF_MSG_TYPE(TDMT_MND_MQ_HB, "consumer-hb", NULL, NULL)
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_DO_REBALANCE, "do-rebalance", SMqDoRebalanceMsg, NULL)
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_DROP_CGROUP, "drop-cgroup", SMqDropCGroupReq, SMqDropCGroupRsp)
   TD_DEF_MSG_TYPE(TDMT_MND_MQ_COMMIT_OFFSET, "mnode-commit-offset", SMqCMCommitOffsetReq, SMqCMCommitOffsetRsp)

source/client/src/clientHb.c

@@ -571,7 +571,8 @@ int32_t hbQueryHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req
   return TSDB_CODE_SUCCESS;
 }
 
-void hbMgrInitMqHbHandle() {
+static FORCE_INLINE void hbMgrInitHandle() {
+  // init all handle
   clientHbMgr.reqHandle[CONN_TYPE__QUERY] = hbQueryHbReqHandle;
   clientHbMgr.reqHandle[CONN_TYPE__TMQ] = hbMqHbReqHandle;
 
@@ -579,11 +580,6 @@ void hbMgrInitMqHbHandle() {
   clientHbMgr.rspHandle[CONN_TYPE__TMQ] = hbMqHbRspHandle;
 }
 
-static FORCE_INLINE void hbMgrInitHandle() {
-  // init all handle
-  hbMgrInitMqHbHandle();
-}
-
 SClientHbBatchReq *hbGatherAllInfo(SAppHbMgr *pAppHbMgr) {
   SClientHbBatchReq *pBatchReq = taosMemoryCalloc(1, sizeof(SClientHbBatchReq));
   if (pBatchReq == NULL) {

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

@@ -196,6 +196,7 @@ SArray *mmGetMsgHandles() {
   if (dmSetMgmtHandle(pArray, TDMT_MND_DROP_TOPIC, mmPutMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_MND_SUBSCRIBE, mmPutMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_MND_MQ_ASK_EP, mmPutMsgToReadQueue, 0) == NULL) goto _OVER;
+  if (dmSetMgmtHandle(pArray, TDMT_MND_MQ_HB, mmPutMsgToReadQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_MND_MQ_DROP_CGROUP, mmPutMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_MND_MQ_DROP_CGROUP_RSP, mmPutMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_MND_MQ_COMMIT_OFFSET, mmPutMsgToWriteQueue, 0) == NULL) goto _OVER;

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

@@ -48,6 +48,7 @@ static void    mndCancelGetNextConsumer(SMnode *pMnode, void *pIter);
 
 static int32_t mndProcessSubscribeReq(SRpcMsg *pMsg);
 static int32_t mndProcessAskEpReq(SRpcMsg *pMsg);
+static int32_t mndProcessMqHbReq(SRpcMsg *pMsg);
 static int32_t mndProcessMqTimerMsg(SRpcMsg *pMsg);
 static int32_t mndProcessConsumerLostMsg(SRpcMsg *pMsg);
 static int32_t mndProcessConsumerRecoverMsg(SRpcMsg *pMsg);
@@ -62,6 +63,7 @@ int32_t mndInitConsumer(SMnode *pMnode) {
                      .deleteFp = (SdbDeleteFp)mndConsumerActionDelete};
 
   mndSetMsgHandle(pMnode, TDMT_MND_SUBSCRIBE, mndProcessSubscribeReq);
+  mndSetMsgHandle(pMnode, TDMT_MND_MQ_HB, mndProcessMqHbReq);
   mndSetMsgHandle(pMnode, TDMT_MND_MQ_ASK_EP, mndProcessAskEpReq);
   mndSetMsgHandle(pMnode, TDMT_MND_MQ_TIMER, mndProcessMqTimerMsg);
   mndSetMsgHandle(pMnode, TDMT_MND_MQ_CONSUMER_LOST, mndProcessConsumerLostMsg);
@@ -255,24 +257,15 @@ static int32_t mndProcessMqTimerMsg(SRpcMsg *pMsg) {
   return 0;
 }
 
-static int32_t mndProcessAskEpReq(SRpcMsg *pMsg) {
+static int32_t mndProcessMqHbReq(SRpcMsg *pMsg) {
-  SMnode      *pMnode = pMsg->info.node;
+  SMnode   *pMnode = pMsg->info.node;
-  SMqAskEpReq *pReq = (SMqAskEpReq *)pMsg->pCont;
+  SMqHbReq *pReq = (SMqHbReq *)pMsg->pCont;
-  SMqAskEpRsp  rsp = {0};
+  int64_t   consumerId = be64toh(pReq->consumerId);
-  int64_t      consumerId = be64toh(pReq->consumerId);
-  int32_t      epoch = ntohl(pReq->epoch);
 
-  SMqConsumerObj *pConsumer = mndAcquireConsumer(pMsg->info.node, consumerId);
+  SMqConsumerObj *pConsumer = mndAcquireConsumer(pMnode, consumerId);
-  if (pConsumer == NULL) {
-    terrno = TSDB_CODE_MND_CONSUMER_NOT_EXIST;
-    return -1;
-  }
 
-  ASSERT(strcmp(pReq->cgroup, pConsumer->cgroup) == 0);
-  /*int32_t hbStatus = atomic_load_32(&pConsumer->hbStatus);*/
   atomic_store_32(&pConsumer->hbStatus, 0);
 
-  // 1. check consumer status
   int32_t status = atomic_load_32(&pConsumer->status);
 
   if (status == MQ_CONSUMER_STATUS__LOST_REBD) {
@@ -286,6 +279,46 @@ static int32_t mndProcessAskEpReq(SRpcMsg *pMsg) {
     tmsgPutToQueue(&pMnode->msgCb, WRITE_QUEUE, pRpcMsg);
   }
 
+  mndReleaseConsumer(pMnode, pConsumer);
+
+  return 0;
+}
+
+static int32_t mndProcessAskEpReq(SRpcMsg *pMsg) {
+  SMnode      *pMnode = pMsg->info.node;
+  SMqAskEpReq *pReq = (SMqAskEpReq *)pMsg->pCont;
+  SMqAskEpRsp  rsp = {0};
+  int64_t      consumerId = be64toh(pReq->consumerId);
+  int32_t      epoch = ntohl(pReq->epoch);
+
+  SMqConsumerObj *pConsumer = mndAcquireConsumer(pMnode, consumerId);
+  if (pConsumer == NULL) {
+    terrno = TSDB_CODE_MND_CONSUMER_NOT_EXIST;
+    return -1;
+  }
+
+  ASSERT(strcmp(pReq->cgroup, pConsumer->cgroup) == 0);
+
+#if 1
+  atomic_store_32(&pConsumer->hbStatus, 0);
+#endif
+
+  // 1. check consumer status
+  int32_t status = atomic_load_32(&pConsumer->status);
+
+#if 1
+  if (status == MQ_CONSUMER_STATUS__LOST_REBD) {
+    SMqConsumerRecoverMsg *pRecoverMsg = rpcMallocCont(sizeof(SMqConsumerRecoverMsg));
+
+    pRecoverMsg->consumerId = consumerId;
+    SRpcMsg *pRpcMsg = taosMemoryCalloc(1, sizeof(SRpcMsg));
+    pRpcMsg->msgType = TDMT_MND_MQ_CONSUMER_RECOVER;
+    pRpcMsg->pCont = pRecoverMsg;
+    pRpcMsg->contLen = sizeof(SMqConsumerRecoverMsg);
+    tmsgPutToQueue(&pMnode->msgCb, WRITE_QUEUE, pRpcMsg);
+  }
+#endif
+
   if (status != MQ_CONSUMER_STATUS__READY) {
     terrno = TSDB_CODE_MND_CONSUMER_NOT_READY;
     return -1;

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

@@ -388,67 +388,7 @@ static void mndCancelGetNextApp(SMnode *pMnode, void *pIter) {
 }
 
 static SClientHbRsp *mndMqHbBuildRsp(SMnode *pMnode, SClientHbReq *pReq) {
-#if 0
+  //
-  SClientHbRsp* pRsp = taosMemoryMalloc(sizeof(SClientHbRsp));
-  if (pRsp == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    return NULL;
-  }
-  pRsp->connKey = pReq->connKey;
-  SMqHbBatchRsp batchRsp;
-  batchRsp.batchRsps = taosArrayInit(0, sizeof(SMqHbRsp));
-  if (batchRsp.batchRsps == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    return NULL;
-  }
-  SClientHbKey connKey = pReq->connKey;
-  SHashObj* pObj =  pReq->info;
-  SKv* pKv = taosHashGet(pObj, "mq-tmp", strlen("mq-tmp") + 1);
-  if (pKv == NULL) {
-    taosMemoryFree(pRsp);
-    return NULL;
-  }
-  SMqHbMsg mqHb;
-  taosDecodeSMqMsg(pKv->value, &mqHb);
-  /*int64_t clientUid = htonl(pKv->value);*/
-  /*if (mqHb.epoch )*/
-  int sz = taosArrayGetSize(mqHb.pTopics);
-  SMqConsumerObj* pConsumer = mndAcquireConsumer(pMnode, mqHb.consumerId); 
-  for (int i = 0; i < sz; i++) {
-    SMqHbOneTopicBatchRsp innerBatchRsp;
-    innerBatchRsp.rsps = taosArrayInit(sz, sizeof(SMqHbRsp));
-    if (innerBatchRsp.rsps == NULL) {
-      //TODO
-      terrno = TSDB_CODE_OUT_OF_MEMORY;
-      return NULL;
-    }
-    SMqHbTopicInfo* topicInfo = taosArrayGet(mqHb.pTopics, i);
-    SMqConsumerTopic* pConsumerTopic = taosHashGet(pConsumer->topicHash, topicInfo->name, strlen(topicInfo->name)+1);
-    if (pConsumerTopic->epoch != topicInfo->epoch) {
-      //add new vgids into rsp
-      int vgSz = taosArrayGetSize(topicInfo->pVgInfo);
-      for (int j = 0; j < vgSz; j++) {
-        SMqHbRsp innerRsp;
-        SMqHbVgInfo* pVgInfo = taosArrayGet(topicInfo->pVgInfo, i);
-        SVgObj* pVgObj = mndAcquireVgroup(pMnode, pVgInfo->vgId);
-        innerRsp.epSet = mndGetVgroupEpset(pMnode, pVgObj);
-        taosArrayPush(innerBatchRsp.rsps, &innerRsp);
-      }
-    }
-    taosArrayPush(batchRsp.batchRsps, &innerBatchRsp);
-  }
-  int32_t tlen = taosEncodeSMqHbBatchRsp(NULL, &batchRsp);
-  void* buf = taosMemoryMalloc(tlen);
-  if (buf == NULL) {
-    //TODO
-    return NULL;
-  }
-  void* abuf = buf;
-  taosEncodeSMqHbBatchRsp(&abuf, &batchRsp);
-  pRsp->body = buf;
-  pRsp->bodyLen = tlen;
-  return pRsp;
-#endif
   return NULL;
 }