Merge branch 'New' into 3.0

.gitignore

@@ -24,7 +24,6 @@ mac/
 *.orig
 src/connector/nodejs/node_modules/
 src/connector/nodejs/out/
-tests/test/
 tests/taoshebei/
 tests/taoscsv/
 tests/taosdalipu/

.gitmodules

@@ -10,10 +10,6 @@
 [submodule "deps/TSZ"]
 	path = deps/TSZ
 	url = https://github.com/taosdata/TSZ.git
-[submodule "tests"]
-	path = tests
-	url = https://github.com/taosdata/tests
-	branch = 3.0
 [submodule "examples/rust"]
 	path = examples/rust
 	url = https://github.com/songtianyi/tdengine-rust-bindings.git

CMakeLists.txt

@@ -9,6 +9,7 @@ project(
 set(CMAKE_SUPPORT_DIR "${CMAKE_SOURCE_DIR}/cmake")
 set(CMAKE_CONTRIB_DIR "${CMAKE_SOURCE_DIR}/contrib")
 include(${CMAKE_SUPPORT_DIR}/cmake.options)
+include(${CMAKE_SUPPORT_DIR}/cmake.version)
 
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror -fPIC -gdwarf-2 -msse4.2 -mfma -g3")
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror -fPIC -gdwarf-2 -msse4.2 -mfma -g3")

Jenkinsfile2

@@ -74,37 +74,9 @@ def pre_test(){
     git pull >/dev/null
     git fetch origin +refs/pull/${CHANGE_ID}/merge
     git checkout -qf FETCH_HEAD
-    git submodule update --init --recursive --remote
+    git submodule update --init --recursive
     '''
-    script {
-      if (env.CHANGE_TARGET == 'master') {
-        sh '''
-        cd ${WKCT}
-        git checkout master
-        '''
-        }
-      else if(env.CHANGE_TARGET == '2.0'){
-        sh '''
-        cd ${WKCT}
-        git checkout 2.0
-        '''
-      }
-      else if(env.CHANGE_TARGET == '3.0'){
-        sh '''
-        cd ${WKCT}
-        git checkout 3.0
-        '''
-      } 
-      else{
-        sh '''
-        cd ${WKCT}
-        git checkout develop
-        '''
-      }
-    }
     sh'''
-    cd ${WKCT}
-    git pull >/dev/null
     cd ${WKC}
     export TZ=Asia/Harbin
     date
@@ -123,7 +95,6 @@ pipeline {
   environment{
       WK = '/var/lib/jenkins/workspace/TDinternal'
       WKC= '/var/lib/jenkins/workspace/TDengine'
-      WKCT= '/var/lib/jenkins/workspace/TDengine/tests'
   }
   stages {
       stage('pre_build'){

cmake/cmake.version

+
+IF (DEFINED VERNUMBER)
+  SET(TD_VER_NUMBER ${VERNUMBER})
+ELSE ()
+  SET(TD_VER_NUMBER "3.0.0.0")
+ENDIF ()
+
+IF (DEFINED VERCOMPATIBLE)
+  SET(TD_VER_COMPATIBLE ${VERCOMPATIBLE})
+ELSE ()
+  SET(TD_VER_COMPATIBLE "3.0.0.0")
+ENDIF ()
+
+find_program(HAVE_GIT NAMES git)
+
+IF (DEFINED GITINFO)
+  SET(TD_VER_GIT ${GITINFO})
+ELSEIF (HAVE_GIT)
+  execute_process(COMMAND git log -1 --format=%H WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} OUTPUT_VARIABLE GIT_COMMITID)
+  #message(STATUS "git log result:${GIT_COMMITID}")
+  IF (GIT_COMMITID)
+    string (REGEX REPLACE "[\n\t\r]" "" GIT_COMMITID ${GIT_COMMITID})
+    SET(TD_VER_GIT ${GIT_COMMITID})
+  ELSE ()
+    message(STATUS "not a git repository")
+    SET(TD_VER_GIT "no git commit id")
+  ENDIF ()
+ELSE ()
+  message(STATUS "no git cmd")
+  SET(TD_VER_GIT "no git commit id")
+ENDIF ()
+
+IF (DEFINED VERDATE)
+  SET(TD_VER_DATE ${VERDATE})
+ELSE ()
+  STRING(TIMESTAMP TD_VER_DATE "%Y-%m-%d %H:%M:%S") 
+ENDIF ()
+
+IF (DEFINED VERTYPE)
+  SET(TD_VER_VERTYPE ${VERTYPE})
+ELSE ()
+  SET(TD_VER_VERTYPE "stable")
+ENDIF ()
+
+IF (DEFINED CPUTYPE)
+  SET(TD_VER_CPUTYPE ${CPUTYPE})
+ELSE ()
+  IF (TD_WINDOWS_32)
+    SET(TD_VER_CPUTYPE "x86")
+  ELSEIF (TD_LINUX_32)
+    SET(TD_VER_CPUTYPE "x86")  
+  ELSEIF (TD_ARM_32)
+    SET(TD_VER_CPUTYPE "x86")  
+  ELSEIF (TD_MIPS_32)
+    SET(TD_VER_CPUTYPE "x86")  
+  ELSE ()
+    SET(TD_VER_CPUTYPE "x64")
+  ENDIF ()
+ENDIF ()
+
+IF (DEFINED OSTYPE)
+  SET(TD_VER_OSTYPE ${OSTYPE})
+ELSE ()
+  SET(TD_VER_OSTYPE "Linux")
+ENDIF ()
+
+MESSAGE(STATUS "============= compile version parameter information start ============= ")
+MESSAGE(STATUS "ver number:" ${TD_VER_NUMBER})
+MESSAGE(STATUS "compatible ver number:" ${TD_VER_COMPATIBLE})
+MESSAGE(STATUS "communit commit id:" ${TD_VER_GIT})
+MESSAGE(STATUS "build date:" ${TD_VER_DATE})
+MESSAGE(STATUS "ver type:" ${TD_VER_VERTYPE})
+MESSAGE(STATUS "ver cpu:" ${TD_VER_CPUTYPE})
+MESSAGE(STATUS "os type:" ${TD_VER_OSTYPE})
+MESSAGE(STATUS "============= compile version parameter information end  ============= ")
+
+STRING(REPLACE "." "_" TD_LIB_VER_NUMBER ${TD_VER_NUMBER})

contrib/test/craft/CMakeLists.txt

 add_executable(simulate_vnode "simulate_vnode.c")
-target_link_libraries(simulate_vnode craft lz4 uv_a)
+target_link_libraries(simulate_vnode PUBLIC craft lz4 uv_a)
\ No newline at end of file

contrib/test/traft/single_node/CMakeLists.txt

@@ -3,4 +3,4 @@ target_sources(singleNode
   PRIVATE
   "singleNode.c" 
 )
-target_link_libraries(singleNode traft lz4 uv_a)
+target_link_libraries(singleNode PUBLIC traft lz4 uv_a)

include/common/taosdef.h

@@ -56,6 +56,11 @@ typedef enum {
   TSDB_STATIS_NONE = 1,  // statis part not exist
 } ETsdbStatisStatus;
 
+typedef enum {
+  TSDB_SMA_STAT_OK = 0,       // ready to provide service
+  TSDB_SMA_STAT_EXPIRED = 1,  // not ready or expired
+} ETsdbSmaStat;
+
 extern char *qtypeStr[];
 
 #ifdef __cplusplus

include/common/tcommon.h

@@ -25,24 +25,6 @@
 extern "C" {
 #endif
 
-// typedef struct STimeWindow {
-//   TSKEY skey;
-//   TSKEY ekey;
-// } STimeWindow;
-
-// typedef struct {
-//   int32_t dataLen;
-//   char    name[TSDB_TABLE_FNAME_LEN];
-//   char   *data;
-// } STagData;
-
-// typedef struct SSchema {
-//   uint8_t type;
-//   char    name[TSDB_COL_NAME_LEN];
-//   int16_t colId;
-//   int16_t bytes;
-// } SSchema;
-
 enum {
   TMQ_CONF__RESET_OFFSET__LATEST = -1,
   TMQ_CONF__RESET_OFFSET__EARLIEAST = -2,
@@ -50,7 +32,8 @@ enum {
 };
 
 enum {
-  TMQ_MSG_TYPE__POLL_RSP = 0,
+  TMQ_MSG_TYPE__DUMMY = 0,
+  TMQ_MSG_TYPE__POLL_RSP,
   TMQ_MSG_TYPE__EP_RSP,
 };
 
@@ -152,7 +135,7 @@ static FORCE_INLINE void* tDecodeDataBlock(const void* buf, SSDataBlock* pBlock)
   return (void*)buf;
 }
 
-static FORCE_INLINE int32_t tEncodeSMqConsumeRsp(void** buf, const SMqConsumeRsp* pRsp) {
+static FORCE_INLINE int32_t tEncodeSMqPollRsp(void** buf, const SMqPollRsp* pRsp) {
   int32_t tlen = 0;
   int32_t sz = 0;
   tlen += taosEncodeFixedI64(buf, pRsp->consumerId);
@@ -173,7 +156,7 @@ static FORCE_INLINE int32_t tEncodeSMqConsumeRsp(void** buf, const SMqConsumeRsp
   return tlen;
 }
 
-static FORCE_INLINE void* tDecodeSMqConsumeRsp(void* buf, SMqConsumeRsp* pRsp) {
+static FORCE_INLINE void* tDecodeSMqPollRsp(void* buf, SMqPollRsp* pRsp) {
   int32_t sz;
   buf = taosDecodeFixedI64(buf, &pRsp->consumerId);
   buf = taosDecodeFixedI64(buf, &pRsp->reqOffset);
@@ -211,7 +194,7 @@ static FORCE_INLINE void tDeleteSSDataBlock(SSDataBlock* pBlock) {
   // tfree(pBlock);
 }
 
-static FORCE_INLINE void tDeleteSMqConsumeRsp(SMqConsumeRsp* pRsp) {
+static FORCE_INLINE void tDeleteSMqConsumeRsp(SMqPollRsp* pRsp) {
   if (pRsp->schemas) {
     if (pRsp->schemas->nCols) {
       tfree(pRsp->schemas->pSchema);
@@ -285,4 +268,4 @@ typedef struct SSessionWindow {
 }
 #endif
 
-#endif  /*_TD_COMMON_DEF_H_*/
+#endif /*_TD_COMMON_DEF_H_*/

include/common/tglobal.h

@@ -58,6 +58,7 @@ extern int32_t  tsMonitorInterval;
 extern char     tsMonitorFqdn[];
 extern uint16_t tsMonitorPort;
 extern int32_t  tsMonitorMaxLogs;
+extern bool     tsMonitorComp;
 
 // query buffer management
 extern int32_t tsQueryBufferSize;  // maximum allowed usage buffer size in MB for each data node during query processing
@@ -83,7 +84,6 @@ extern int64_t tsMaxRetentWindow;
 extern char version[];
 extern char compatible_version[];
 extern char gitinfo[];
-extern char gitinfoOfInternal[];
 extern char buildinfo[];
 
 // lossy

include/common/tmsg.h

@@ -70,7 +70,7 @@ typedef uint16_t tmsg_t;
 
 typedef enum {
   HEARTBEAT_TYPE_MQ = 0,
-  HEARTBEAT_TYPE_QUERY = 1,
+  HEARTBEAT_TYPE_QUERY,
   // types can be added here
   //
   HEARTBEAT_TYPE_MAX
@@ -671,6 +671,11 @@ typedef struct {
   int64_t totalStorage;
   int64_t compStorage;
   int64_t pointsWritten;
+  int64_t numOfSelectReqs;
+  int64_t numOfInsertReqs;
+  int64_t numOfInsertSuccessReqs;
+  int64_t numOfBatchInsertReqs;
+  int64_t numOfBatchInsertSuccessReqs;
 } SVnodeLoad;
 
 typedef struct {
@@ -741,7 +746,7 @@ typedef struct {
   int32_t  fsyncPeriod;
   uint32_t hashBegin;
   uint32_t hashEnd;
-  int8_t   hashMethod;  
+  int8_t   hashMethod;
   int8_t   walLevel;
   int8_t   precision;
   int8_t   compression;
@@ -752,7 +757,7 @@ typedef struct {
   int8_t   selfIndex;
   int8_t   streamMode;
   SReplica replicas[TSDB_MAX_REPLICA];
-  
+
 } SCreateVnodeReq, SAlterVnodeReq;
 
 int32_t tSerializeSCreateVnodeReq(void* buf, int32_t bufLen, SCreateVnodeReq* pReq);
@@ -790,7 +795,7 @@ typedef struct SVgroupInfo {
   int32_t  vgId;
   uint32_t hashBegin;
   uint32_t hashEnd;
-  SEpSet   epset;
+  SEpSet   epSet;
 } SVgroupInfo;
 
 typedef struct {
@@ -1383,7 +1388,7 @@ typedef struct {
 typedef struct SMqCMGetSubEpReq {
   int64_t consumerId;
   int32_t epoch;
-  char    cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char    cgroup[TSDB_CGROUP_LEN];
 } SMqCMGetSubEpReq;
 
 static FORCE_INLINE int32_t tEncodeSMsgHead(void** buf, const SMsgHead* pMsg) {
@@ -1683,7 +1688,7 @@ typedef struct {
   int32_t vgId;
   int64_t consumerId;
   char    topicName[TSDB_TOPIC_FNAME_LEN];
-  char    cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char    cgroup[TSDB_CGROUP_LEN];
   char*   sql;
   char*   logicalPlan;
   char*   physicalPlan;
@@ -1746,7 +1751,7 @@ typedef struct {
   int32_t  vgId;
   int64_t  consumerId;
   char     topicName[TSDB_TOPIC_FNAME_LEN];
-  char     cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char     cgroup[TSDB_CGROUP_LEN];
 } SMqSetCVgRsp;
 
 typedef struct {
@@ -1754,14 +1759,14 @@ typedef struct {
   int32_t  vgId;
   int64_t  consumerId;
   char     topicName[TSDB_TOPIC_FNAME_LEN];
-  char     cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char     cgroup[TSDB_CGROUP_LEN];
 } SMqMVRebRsp;
 
 typedef struct {
   int32_t vgId;
   int64_t offset;
   char    topicName[TSDB_TOPIC_FNAME_LEN];
-  char    cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char    cgroup[TSDB_CGROUP_LEN];
 } SMqOffset;
 
 typedef struct {
@@ -1837,6 +1842,205 @@ static FORCE_INLINE void* tDecodeSSchemaWrapper(void* buf, SSchemaWrapper* pSW)
   }
   return buf;
 }
+typedef enum {
+  TD_TIME_UNIT_UNKNOWN = -1,
+  TD_TIME_UNIT_YEAR = 0,
+  TD_TIME_UNIT_SEASON = 1,
+  TD_TIME_UNIT_MONTH = 2,
+  TD_TIME_UNIT_WEEK = 3,
+  TD_TIME_UNIT_DAY = 4,
+  TD_TIME_UNIT_HOUR = 5,
+  TD_TIME_UNIT_MINUTE = 6,
+  TD_TIME_UNIT_SEC = 7,
+  TD_TIME_UNIT_MILLISEC = 8,
+  TD_TIME_UNIT_MICROSEC = 9,
+  TD_TIME_UNIT_NANOSEC = 10
+} ETDTimeUnit;
+typedef struct {
+  uint8_t   version;  // for compatibility
+  uint8_t   intervalUnit;
+  uint8_t   slidingUnit;
+  char      indexName[TSDB_INDEX_NAME_LEN + 1];
+  col_id_t  numOfColIds;
+  uint16_t  numOfFuncIds;
+  uint64_t  tableUid;  // super/common table uid
+  int64_t   interval;
+  int64_t   sliding;
+  col_id_t* colIds;   // sorted column ids
+  uint16_t* funcIds;  // sorted sma function ids
+} STSma;              // Time-range-wise SMA
+
+typedef struct {
+  int64_t ver;  // use a general definition
+  STSma   tSma;
+} SVCreateTSmaReq;
+
+typedef struct {
+  int8_t      type;                                // 0 status report, 1 update data
+  char        indexName[TSDB_INDEX_NAME_LEN + 1];  //
+  STimeWindow windows;
+} STSmaMsg;
+
+typedef struct {
+  int64_t ver;  // use a general definition
+  char    indexName[TSDB_INDEX_NAME_LEN + 1];
+} SVDropTSmaReq;
+typedef struct {
+} SVCreateTSmaRsp, SVDropTSmaRsp;
+
+int32_t tSerializeSVCreateTSmaReq(void** buf, SVCreateTSmaReq* pReq);
+void*   tDeserializeSVCreateTSmaReq(void* buf, SVCreateTSmaReq* pReq);
+int32_t tSerializeSVDropTSmaReq(void** buf, SVDropTSmaReq* pReq);
+void*   tDeserializeSVDropTSmaReq(void* buf, SVDropTSmaReq* pReq);
+
+typedef struct {
+  STimeWindow tsWindow;     // [skey, ekey]
+  uint64_t    tableUid;     // sub/common table uid
+  int32_t     numOfBlocks;  // number of sma blocks for each column, total number is numOfBlocks*numOfColId
+  int32_t     dataLen;      // total data length
+  col_id_t*   colIds;       // e.g. 2,4,9,10
+  col_id_t    numOfColIds;  // e.g. 4
+  char        data[];       // the sma blocks
+} STSmaData;
+
+// TODO: move to the final location afte schema of STSma/STSmaData defined
+static FORCE_INLINE void tdDestroySmaData(STSmaData* pSmaData) {
+  if (pSmaData) {
+    if (pSmaData->colIds) {
+      tfree(pSmaData->colIds);
+    }
+    tfree(pSmaData);
+  }
+}
+
+// RSma: Rollup SMA
+typedef struct {
+  int64_t  interval;
+  int32_t  retention;  // unit: day
+  uint16_t days;       // unit: day
+  int8_t   intervalUnit;
+} SSmaParams;
+
+typedef struct {
+  STSma   tsma;
+  float   xFilesFactor;
+  SArray* smaParams;  // SSmaParams
+} SRSma;
+
+typedef struct {
+  uint32_t number;
+  STSma*   tSma;
+} STSmaWrapper;
+
+static FORCE_INLINE void tdDestroyTSma(STSma* pSma) {
+  if (pSma) {
+    tfree(pSma->colIds);
+    tfree(pSma->funcIds);
+  }
+}
+
+static FORCE_INLINE void tdDestroyTSmaWrapper(STSmaWrapper* pSW) {
+  if (pSW) {
+    if (pSW->tSma) {
+      for (uint32_t i = 0; i < pSW->number; ++i) {
+        tdDestroyTSma(pSW->tSma + i);
+      }
+      tfree(pSW->tSma);
+    }
+  }
+}
+
+static FORCE_INLINE int32_t tEncodeTSma(void** buf, const STSma* pSma) {
+  int32_t tlen = 0;
+
+  tlen += taosEncodeFixedU8(buf, pSma->version);
+  tlen += taosEncodeFixedU8(buf, pSma->intervalUnit);
+  tlen += taosEncodeFixedU8(buf, pSma->slidingUnit);
+  tlen += taosEncodeString(buf, pSma->indexName);
+  tlen += taosEncodeFixedU16(buf, pSma->numOfColIds);
+  tlen += taosEncodeFixedU16(buf, pSma->numOfFuncIds);
+  tlen += taosEncodeFixedU64(buf, pSma->tableUid);
+  tlen += taosEncodeFixedI64(buf, pSma->interval);
+  tlen += taosEncodeFixedI64(buf, pSma->sliding);
+
+  for (col_id_t i = 0; i < pSma->numOfColIds; ++i) {
+    tlen += taosEncodeFixedU16(buf, *(pSma->colIds + i));
+  }
+
+  for (uint16_t i = 0; i < pSma->numOfFuncIds; ++i) {
+    tlen += taosEncodeFixedU16(buf, *(pSma->funcIds + i));
+  }
+
+  return tlen;
+}
+
+static FORCE_INLINE int32_t tEncodeTSmaWrapper(void** buf, const STSmaWrapper* pSW) {
+  int32_t tlen = 0;
+
+  tlen += taosEncodeFixedU32(buf, pSW->number);
+  for (uint32_t i = 0; i < pSW->number; ++i) {
+    tlen += tEncodeTSma(buf, pSW->tSma + i);
+  }
+  return tlen;
+}
+
+static FORCE_INLINE void* tDecodeTSma(void* buf, STSma* pSma) {
+  buf = taosDecodeFixedU8(buf, &pSma->version);
+  buf = taosDecodeFixedU8(buf, &pSma->intervalUnit);
+  buf = taosDecodeFixedU8(buf, &pSma->slidingUnit);
+  buf = taosDecodeStringTo(buf, pSma->indexName);
+  buf = taosDecodeFixedU16(buf, &pSma->numOfColIds);
+  buf = taosDecodeFixedU16(buf, &pSma->numOfFuncIds);
+  buf = taosDecodeFixedU64(buf, &pSma->tableUid);
+  buf = taosDecodeFixedI64(buf, &pSma->interval);
+  buf = taosDecodeFixedI64(buf, &pSma->sliding);
+
+  if (pSma->numOfColIds > 0) {
+    pSma->colIds = (col_id_t*)calloc(pSma->numOfColIds, sizeof(STSma));
+    if (pSma->colIds == NULL) {
+      return NULL;
+    }
+    for (uint16_t i = 0; i < pSma->numOfColIds; ++i) {
+      buf = taosDecodeFixedU16(buf, pSma->colIds + i);
+    }
+  } else {
+    pSma->colIds = NULL;
+  }
+
+  if (pSma->numOfFuncIds > 0) {
+    pSma->funcIds = (uint16_t*)calloc(pSma->numOfFuncIds, sizeof(STSma));
+    if (pSma->funcIds == NULL) {
+      return NULL;
+    }
+    for (uint16_t i = 0; i < pSma->numOfFuncIds; ++i) {
+      buf = taosDecodeFixedU16(buf, pSma->funcIds + i);
+    }
+  } else {
+    pSma->funcIds = NULL;
+  }
+
+  return buf;
+}
+
+static FORCE_INLINE void* tDecodeTSmaWrapper(void* buf, STSmaWrapper* pSW) {
+  buf = taosDecodeFixedU32(buf, &pSW->number);
+
+  pSW->tSma = (STSma*)calloc(pSW->number, sizeof(STSma));
+  if (pSW->tSma == NULL) {
+    return NULL;
+  }
+
+  for (uint32_t i = 0; i < pSW->number; ++i) {
+    if ((buf = tDecodeTSma(buf, pSW->tSma + i)) == NULL) {
+      for (uint32_t j = i; j >= 0; --i) {
+        tdDestroyTSma(pSW->tSma + j);
+      }
+      free(pSW->tSma);
+      return NULL;
+    }
+  }
+  return buf;
+}
 
 typedef struct {
   int64_t uid;
@@ -1869,7 +2073,7 @@ typedef struct {
   int32_t         skipLogNum;
   int32_t         numOfTopics;
   SArray*         pBlockData;  // SArray<SSDataBlock>
-} SMqConsumeRsp;
+} SMqPollRsp;
 
 // one req for one vg+topic
 typedef struct {
@@ -1878,11 +2082,11 @@ typedef struct {
   int64_t consumerId;
   int64_t blockingTime;
   int32_t epoch;
-  char    cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char    cgroup[TSDB_CGROUP_LEN];
 
   int64_t currentOffset;
   char    topic[TSDB_TOPIC_FNAME_LEN];
-} SMqConsumeReq;
+} SMqPollReq;
 
 typedef struct {
   int32_t vgId;
@@ -1897,14 +2101,14 @@ typedef struct {
 
 typedef struct {
   int64_t consumerId;
-  char    cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char    cgroup[TSDB_CGROUP_LEN];
   SArray* topics;  // SArray<SMqSubTopicEp>
 } SMqCMGetSubEpRsp;
 
 struct tmq_message_t {
   SMqRspHead head;
   union {
-    SMqConsumeRsp    consumeRsp;
+    SMqPollRsp       consumeRsp;
     SMqCMGetSubEpRsp getEpRsp;
   };
   void* extra;

include/common/tmsgdef.h

@@ -184,6 +184,9 @@ enum {
   TD_DEF_MSG_TYPE(TDMT_VND_SUBSCRIBE, "vnode-subscribe", SMVSubscribeReq, SMVSubscribeRsp)
   TD_DEF_MSG_TYPE(TDMT_VND_CONSUME, "vnode-consume", SMqCVConsumeReq, SMqCVConsumeRsp)
 
+  TD_DEF_MSG_TYPE(TDMT_VND_CREATE_SMA, "vnode-create-sma", NULL, NULL)
+  TD_DEF_MSG_TYPE(TDMT_VND_CANCEL_SMA, "vnode-cancel-sma", NULL, NULL)
+  TD_DEF_MSG_TYPE(TDMT_VND_DROP_SMA, "vnode-drop-sma", NULL, NULL)
 
   // Requests handled by QNODE
   TD_NEW_MSG_SEG(TDMT_QND_MSG)

include/common/trow.h

@@ -118,6 +118,8 @@ typedef struct {
 } SKvRow;
 
 typedef struct {
+  /// timestamp
+  TSKEY ts;
   union {
     /// union field for encode and decode
     uint32_t info;
@@ -138,8 +140,6 @@ typedef struct {
   uint32_t len;
   /// row version
   uint64_t ver;
-  /// timestamp
-  TSKEY ts;
   /// the inline data, maybe a tuple or a k-v tuple
   char data[];
 } STSRow;
@@ -173,7 +173,7 @@ typedef struct {
 #define TD_ROW_DATA(r)     ((r)->data)
 #define TD_ROW_LEN(r)      ((r)->len)
 #define TD_ROW_KEY(r)      ((r)->ts)
-#define TD_ROW_KEY_ADDR(r) POINTER_SHIFT((r), 16)
+#define TD_ROW_KEY_ADDR(r) (r)
 
 // N.B. If without STSchema, getExtendedRowSize() is used to get the rowMaxBytes and
 // (int32_t)ceil((double)nCols/TD_VTYPE_PARTS) should be added if TD_SUPPORT_BITMAP defined.

include/dnode/snode/snode.h

@@ -16,6 +16,9 @@
 #ifndef _TD_SNODE_H_
 #define _TD_SNODE_H_
 
+#include "tmsg.h"
+#include "trpc.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -88,4 +91,4 @@ void sndDestroy(const char *path);
 }
 #endif
 
-#endif /*_TD_SNODE_H_*/
+#endif /*_TD_SNODE_H_*/
\ No newline at end of file

include/libs/executor/executor.h

@@ -89,25 +89,6 @@ int32_t qExecTask(qTaskInfo_t tinfo, SSDataBlock** pRes, uint64_t *useconds);
  */
 int32_t qRetrieveQueryResultInfo(qTaskInfo_t tinfo, bool* buildRes, void* pRspContext);
 
-/**
- *
- * Retrieve the actual results to fill the response message payload.
- * Note that this function must be executed after qRetrieveQueryResultInfo is invoked.
- *
- * @param tinfo  tinfo object
- * @param pRsp    response message
- * @param contLen payload length
- * @return
- */
-//int32_t qDumpRetrieveResult(qTaskInfo_t tinfo, SRetrieveTableRsp** pRsp, int32_t* contLen, bool* continueExec);
-
-/**
- * return the transporter context (RPC)
- * @param tinfo
- * @return
- */
-void* qGetResultRetrieveMsg(qTaskInfo_t tinfo);
-
 /**
  * kill the ongoing query and free the query handle and corresponding resources automatically
  * @param tinfo  qhandle

include/libs/monitor/monitor.h

@@ -18,32 +18,40 @@
 
 #include "tarray.h"
 #include "tdef.h"
+#include "tlog.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+#define MON_STATUS_LEN 8
+#define MON_ROLE_LEN   9
+#define MON_VER_LEN    12
+#define MON_LOG_LEN    1024
+
 typedef struct {
   int32_t dnode_id;
   char    dnode_ep[TSDB_EP_LEN];
+  int64_t cluster_id;
+  int32_t protocol;
 } SMonBasicInfo;
 
 typedef struct {
   int32_t dnode_id;
   char    dnode_ep[TSDB_EP_LEN];
-  char    status[8];
+  char    status[MON_STATUS_LEN];
 } SMonDnodeDesc;
 
 typedef struct {
   int32_t mnode_id;
   char    mnode_ep[TSDB_EP_LEN];
-  char    role[8];
+  char    role[MON_ROLE_LEN];
 } SMonMnodeDesc;
 
 typedef struct {
   char    first_ep[TSDB_EP_LEN];
   int32_t first_ep_dnode_id;
-  char    version[12];
+  char    version[MON_VER_LEN];
   float   master_uptime;     // day
   int32_t monitor_interval;  // sec
   int32_t vgroups_total;
@@ -57,19 +65,18 @@ typedef struct {
 
 typedef struct {
   int32_t dnode_id;
-  int8_t  vnode_online;
-  char    vnode_role[8];
+  char    vnode_role[MON_ROLE_LEN];
 } SMonVnodeDesc;
 
 typedef struct {
   int32_t       vgroup_id;
+  char          database_name[TSDB_DB_NAME_LEN];
+  int32_t       tables_num;
+  char          status[MON_STATUS_LEN];
   SMonVnodeDesc vnodes[TSDB_MAX_REPLICA];
 } SMonVgroupDesc;
 
 typedef struct {
-  char    database_name[TSDB_DB_NAME_LEN];
-  int32_t tables_num;
-  int8_t  status;
   SArray *vgroups;  // array of SMonVgroupDesc
 } SMonVgroupInfo;
 
@@ -81,62 +88,56 @@ typedef struct {
 
 typedef struct {
   float   uptime;  // day
-  float   cpu_engine;
-  float   cpu_system;
+  double  cpu_engine;
+  double  cpu_system;
   float   cpu_cores;
-  float   mem_engine;     // MB
-  float   mem_system;     // MB
-  float   mem_total;      // MB
-  float   disk_engine;    // GB
-  float   disk_used;      // GB
-  float   disk_total;     // GB
-  float   net_in;         // Kb/s
-  float   net_out;        // Kb/s
-  float   io_read;        // Mb/s
-  float   io_write;       // Mb/s
-  float   io_read_disk;   // Mb/s
-  float   io_write_disk;  // Mb/s
-  int32_t req_select;
-  float   req_select_rate;
-  int32_t req_insert;
-  int32_t req_insert_success;
-  float   req_insert_rate;
-  int32_t req_insert_batch;
-  int32_t req_insert_batch_success;
-  float   req_insert_batch_rate;
+  int64_t mem_engine;   // KB
+  int64_t mem_system;   // KB
+  int64_t mem_total;    // KB
+  int64_t disk_engine;  // Byte
+  int64_t disk_used;    // Byte
+  int64_t disk_total;   // Byte
+  int64_t net_in;       // bytes
+  int64_t net_out;      // bytes
+  int64_t io_read;      // bytes
+  int64_t io_write;     // bytes
+  int64_t io_read_disk;   // bytes
+  int64_t io_write_disk;  // bytes
+  int64_t req_select;
+  int64_t req_insert;
+  int64_t req_insert_success;
+  int64_t req_insert_batch;
+  int64_t req_insert_batch_success;
   int32_t errors;
   int32_t vnodes_num;
   int32_t masters;
-  int32_t has_mnode;
+  int8_t  has_mnode;
 } SMonDnodeInfo;
 
 typedef struct {
   char      name[TSDB_FILENAME_LEN];
-  int32_t   level;
+  int8_t    level;
   SDiskSize size;
 } SMonDiskDesc;
 
 typedef struct {
-  SArray *disks;  // array of SMonDiskDesc
+  SArray      *datadirs;  // array of SMonDiskDesc
+  SMonDiskDesc logdir;
+  SMonDiskDesc tempdir;
 } SMonDiskInfo;
 
-typedef struct {
-  int64_t ts;
-  int8_t  level;
-  char    content[1024];
-} SMonLogItem;
-
 typedef struct SMonInfo SMonInfo;
 
 typedef struct {
   const char *server;
   uint16_t    port;
   int32_t     maxLogs;
+  bool        comp;
 } SMonCfg;
 
 int32_t monInit(const SMonCfg *pCfg);
 void    monCleanup();
-void    monAddLogItem(SMonLogItem *pItem);
+void    monRecordLog(int64_t ts, ELogLevel level, const char *content);
 
 SMonInfo *monCreateMonitorInfo();
 void      monSetBasicInfo(SMonInfo *pMonitor, SMonBasicInfo *pInfo);

include/libs/qcom/query.h

@@ -44,10 +44,10 @@ enum {
 };
 
 typedef struct STableComInfo {
-  uint8_t numOfTags;      // the number of tags in schema
-  uint8_t precision;      // the number of precision
-  int16_t numOfColumns;   // the number of columns
-  int32_t rowSize;        // row size of the schema
+  uint8_t numOfTags;     // the number of tags in schema
+  uint8_t precision;     // the number of precision
+  int16_t numOfColumns;  // the number of columns
+  int32_t rowSize;       // row size of the schema
 } STableComInfo;
 
 /*
@@ -56,49 +56,45 @@ typedef struct STableComInfo {
  * The cached child table meta info. For each child table, 24 bytes are required to keep the essential table info.
  */
 typedef struct SCTableMeta {
-  int32_t  vgId:24;
+  int32_t  vgId : 24;
   int8_t   tableType;
   uint64_t uid;
   uint64_t suid;
 } SCTableMeta;
 
 /*
- * Note that the first 24 bytes of STableMeta are identical to SCTableMeta, it is safe to cast a STableMeta to be a SCTableMeta.
+ * Note that the first 24 bytes of STableMeta are identical to SCTableMeta, it is safe to cast a STableMeta to be a
+ * SCTableMeta.
  */
 typedef struct STableMeta {
-  //BEGIN: KEEP THIS PART SAME WITH SCTableMeta
-  int32_t        vgId:24;
-  int8_t         tableType;
-  uint64_t       uid;
-  uint64_t       suid;
-  //END: KEEP THIS PART SAME WITH SCTableMeta
-  
-  // if the table is TSDB_CHILD_TABLE, the following information is acquired from the corresponding super table meta info
-  int16_t        sversion;
-  int16_t        tversion;
-  STableComInfo  tableInfo;
-  SSchema        schema[];
+  // BEGIN: KEEP THIS PART SAME WITH SCTableMeta
+  int32_t  vgId : 24;
+  int8_t   tableType;
+  uint64_t uid;
+  uint64_t suid;
+  // END: KEEP THIS PART SAME WITH SCTableMeta
+
+  // if the table is TSDB_CHILD_TABLE, the following information is acquired from the corresponding super table meta
+  // info
+  int16_t       sversion;
+  int16_t       tversion;
+  STableComInfo tableInfo;
+  SSchema       schema[];
 } STableMeta;
 
 typedef struct SDBVgInfo {
-  int32_t   vgVersion;  
+  int32_t   vgVersion;
   int8_t    hashMethod;
-  SHashObj *vgHash;  //key:vgId, value:SVgroupInfo
+  SHashObj* vgHash;  // key:vgId, value:SVgroupInfo
 } SDBVgInfo;
 
 typedef struct SUseDbOutput {
-  char           db[TSDB_DB_FNAME_LEN];
-  uint64_t       dbId;
-  SDBVgInfo     *dbVgroup;
+  char       db[TSDB_DB_FNAME_LEN];
+  uint64_t   dbId;
+  SDBVgInfo* dbVgroup;
 } SUseDbOutput;
 
-enum {
-  META_TYPE_NULL_TABLE = 1,
-  META_TYPE_CTABLE,
-  META_TYPE_TABLE,
-  META_TYPE_BOTH_TABLE
-};
-
+enum { META_TYPE_NULL_TABLE = 1, META_TYPE_CTABLE, META_TYPE_TABLE, META_TYPE_BOTH_TABLE };
 
 typedef struct STableMetaOutput {
   int32_t     metaType;
@@ -107,30 +103,30 @@ typedef struct STableMetaOutput {
   char        ctbName[TSDB_TABLE_NAME_LEN];
   char        tbName[TSDB_TABLE_NAME_LEN];
   SCTableMeta ctbMeta;
-  STableMeta *tbMeta;
+  STableMeta* tbMeta;
 } STableMetaOutput;
 
 typedef struct SDataBuf {
-  void     *pData;
-  uint32_t  len;
-  void     *handle;
+  void*    pData;
+  uint32_t len;
+  void*    handle;
 } SDataBuf;
 
 typedef int32_t (*__async_send_cb_fn_t)(void* param, const SDataBuf* pMsg, int32_t code);
 typedef int32_t (*__async_exec_fn_t)(void* param);
 
 typedef struct SMsgSendInfo {
-  __async_send_cb_fn_t fp;        //async callback function
-  void     *param;
-  uint64_t  requestId;
-  uint64_t  requestObjRefId;
-  int32_t   msgType;
-  SDataBuf  msgInfo;
+  __async_send_cb_fn_t fp;  // async callback function
+  void*                param;
+  uint64_t             requestId;
+  uint64_t             requestObjRefId;
+  int32_t              msgType;
+  SDataBuf             msgInfo;
 } SMsgSendInfo;
 
 typedef struct SQueryNodeAddr {
   int32_t nodeId;  // vgId or qnodeId
-  SEpSet  epset;
+  SEpSet  epSet;
 } SQueryNodeAddr;
 
 int32_t initTaskQueue();
@@ -154,34 +150,67 @@ int32_t taosAsyncExec(__async_exec_fn_t execFn, void* execParam, int32_t* code);
  * @param pInfo
  * @return
  */
-int32_t asyncSendMsgToServer(void *pTransporter, SEpSet* epSet, int64_t* pTransporterId, const SMsgSendInfo* pInfo);
+int32_t asyncSendMsgToServer(void* pTransporter, SEpSet* epSet, int64_t* pTransporterId, const SMsgSendInfo* pInfo);
 
-int32_t queryBuildUseDbOutput(SUseDbOutput *pOut, SUseDbRsp *usedbRsp);
+int32_t queryBuildUseDbOutput(SUseDbOutput* pOut, SUseDbRsp* usedbRsp);
 
 void initQueryModuleMsgHandle();
 
 const SSchema* tGetTbnameColumnSchema();
-bool tIsValidSchema(struct SSchema* pSchema, int32_t numOfCols, int32_t numOfTags);
+bool           tIsValidSchema(struct SSchema* pSchema, int32_t numOfCols, int32_t numOfTags);
 
-int32_t queryCreateTableMetaFromMsg(STableMetaRsp* msg, bool isSuperTable, STableMeta **pMeta);
+int32_t queryCreateTableMetaFromMsg(STableMetaRsp* msg, bool isSuperTable, STableMeta** pMeta);
 
-extern int32_t (*queryBuildMsg[TDMT_MAX])(void* input, char **msg, int32_t msgSize, int32_t *msgLen);
-extern int32_t (*queryProcessMsgRsp[TDMT_MAX])(void* output, char *msg, int32_t msgSize);
+extern int32_t (*queryBuildMsg[TDMT_MAX])(void* input, char** msg, int32_t msgSize, int32_t* msgLen);
+extern int32_t (*queryProcessMsgRsp[TDMT_MAX])(void* output, char* msg, int32_t msgSize);
 
-
-#define SET_META_TYPE_NULL(t) (t) = META_TYPE_NULL_TABLE
-#define SET_META_TYPE_CTABLE(t) (t) = META_TYPE_CTABLE
-#define SET_META_TYPE_TABLE(t) (t) = META_TYPE_TABLE
+#define SET_META_TYPE_NULL(t)       (t) = META_TYPE_NULL_TABLE
+#define SET_META_TYPE_CTABLE(t)     (t) = META_TYPE_CTABLE
+#define SET_META_TYPE_TABLE(t)      (t) = META_TYPE_TABLE
 #define SET_META_TYPE_BOTH_TABLE(t) (t) = META_TYPE_BOTH_TABLE
 
-#define qFatal(...)  do { if (qDebugFlag & DEBUG_FATAL) { taosPrintLog("QRY FATAL ", qDebugFlag, __VA_ARGS__); }} while(0)
-#define qError(...)  do { if (qDebugFlag & DEBUG_ERROR) { taosPrintLog("QRY ERROR ", qDebugFlag, __VA_ARGS__); }} while(0)
-#define qWarn(...)   do { if (qDebugFlag & DEBUG_WARN)  { taosPrintLog("QRY WARN ", qDebugFlag, __VA_ARGS__); }}  while(0)
-#define qInfo(...)   do { if (qDebugFlag & DEBUG_INFO)  { taosPrintLog("QRY ", qDebugFlag, __VA_ARGS__); }} while(0)
-#define qDebug(...)  do { if (qDebugFlag & DEBUG_DEBUG) { taosPrintLog("QRY ", qDebugFlag, __VA_ARGS__); }} while(0)
-#define qTrace(...)  do { if (qDebugFlag & DEBUG_TRACE) { taosPrintLog("QRY ", qDebugFlag, __VA_ARGS__); }} while(0)
-#define qDebugL(...) do { if (qDebugFlag & DEBUG_DEBUG) { taosPrintLongString("QRY ", qDebugFlag, __VA_ARGS__); }} while(0)
-
+#define qFatal(...)                                                     \
+  do {                                                                  \
+    if (qDebugFlag & DEBUG_FATAL) {                                     \
+      taosPrintLog("QRY FATAL ", DEBUG_FATAL, qDebugFlag, __VA_ARGS__); \
+    }                                                                   \
+  } while (0)
+#define qError(...)                                                     \
+  do {                                                                  \
+    if (qDebugFlag & DEBUG_ERROR) {                                     \
+      taosPrintLog("QRY ERROR ", DEBUG_ERROR, qDebugFlag, __VA_ARGS__); \
+    }                                                                   \
+  } while (0)
+#define qWarn(...)                                                    \
+  do {                                                                \
+    if (qDebugFlag & DEBUG_WARN) {                                    \
+      taosPrintLog("QRY WARN ", DEBUG_WARN, qDebugFlag, __VA_ARGS__); \
+    }                                                                 \
+  } while (0)
+#define qInfo(...)                                               \
+  do {                                                           \
+    if (qDebugFlag & DEBUG_INFO) {                               \
+      taosPrintLog("QRY ", DEBUG_INFO, qDebugFlag, __VA_ARGS__); \
+    }                                                            \
+  } while (0)
+#define qDebug(...)                                               \
+  do {                                                            \
+    if (qDebugFlag & DEBUG_DEBUG) {                               \
+      taosPrintLog("QRY ", DEBUG_DEBUG, qDebugFlag, __VA_ARGS__); \
+    }                                                             \
+  } while (0)
+#define qTrace(...)                                               \
+  do {                                                            \
+    if (qDebugFlag & DEBUG_TRACE) {                               \
+      taosPrintLog("QRY ", DEBUG_TRACE, qDebugFlag, __VA_ARGS__); \
+    }                                                             \
+  } while (0)
+#define qDebugL(...)                                                     \
+  do {                                                                   \
+    if (qDebugFlag & DEBUG_DEBUG) {                                      \
+      taosPrintLongString("QRY ", DEBUG_DEBUG, qDebugFlag, __VA_ARGS__); \
+    }                                                                    \
+  } while (0)
 
 #ifdef __cplusplus
 }

include/libs/scalar/filter.h

@@ -19,10 +19,12 @@
 extern "C" {
 #endif
 
+#include "tcommon.h"
+#include "nodes.h"
+
 typedef struct SFilterInfo SFilterInfo;
 typedef int32_t (*filer_get_col_from_id)(void *, int32_t, void **);
 
-
 enum {
   FLT_OPTION_NO_REWRITE = 1,
   FLT_OPTION_TIMESTAMP = 2,
@@ -34,7 +36,6 @@ typedef struct SFilterColumnParam{
   SArray* pDataBlock;
 } SFilterColumnParam;
 
-
 extern int32_t filterInitFromNode(SNode *pNode, SFilterInfo **pinfo, uint32_t options);
 extern bool filterExecute(SFilterInfo *info, SSDataBlock *pSrc, int8_t** p, SColumnDataAgg *statis, int16_t numOfCols);
 extern int32_t filterSetDataFromSlotId(SFilterInfo *info, void *param);

include/libs/sync/sync.h

@@ -21,7 +21,7 @@ extern "C" {
 #endif
 
 #include <stdint.h>
-#include <tep.h>
+#include <tdatablock.h>
 #include "taosdef.h"
 #include "trpc.h"
 
@@ -31,12 +31,10 @@ typedef int64_t  SyncIndex;
 typedef uint64_t SyncTerm;
 
 typedef enum {
-  TAOS_SYNC_STATE_FOLLOWER = 0,
-  TAOS_SYNC_STATE_CANDIDATE = 1,
-  TAOS_SYNC_STATE_LEADER = 2,
-} ESyncRole;
-
-typedef ESyncRole ESyncState;
+  TAOS_SYNC_STATE_FOLLOWER = 100,
+  TAOS_SYNC_STATE_CANDIDATE = 101,
+  TAOS_SYNC_STATE_LEADER = 102,
+} ESyncState;
 
 typedef struct SSyncBuffer {
   void*  data;
@@ -136,10 +134,13 @@ typedef struct SSyncInfo {
   SyncGroupId vgId;
   SSyncCfg    syncCfg;
   char        path[TSDB_FILENAME_LEN];
+  char        walPath[TSDB_FILENAME_LEN];
   SSyncFSM*   pFsm;
 
   void* rpcClient;
   int32_t (*FpSendMsg)(void* rpcClient, const SEpSet* pEpSet, SRpcMsg* pMsg);
+  void* queue;
+  int32_t (*FpEqMsg)(void* queue, SRpcMsg* pMsg);
 
 } SSyncInfo;
 
@@ -149,13 +150,10 @@ typedef struct SSyncNode SSyncNode;
 int32_t syncInit();
 void    syncCleanUp();
 
-int64_t syncStart(const SSyncInfo* pSyncInfo);
-void    syncStop(int64_t rid);
-int32_t syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg);
-
-int32_t syncForwardToPeer(int64_t rid, const SRpcMsg* pBuf, bool isWeak);
-// int32_t syncForwardToPeer(int64_t rid, const SSyncBuffer* pBuf, bool isWeak);
-
+int64_t    syncStart(const SSyncInfo* pSyncInfo);
+void       syncStop(int64_t rid);
+int32_t    syncReconfig(int64_t rid, const SSyncCfg* pSyncCfg);
+int32_t    syncForwardToPeer(int64_t rid, const SRpcMsg* pBuf, bool isWeak);
 ESyncState syncGetMyRole(int64_t rid);
 void       syncGetNodesRole(int64_t rid, SNodesRole* pNodeRole);
 

include/libs/tfs/tfs.h

@@ -17,6 +17,7 @@
 #define _TD_TFS_H_
 
 #include "tdef.h"
+#include "monitor.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -237,6 +238,14 @@ const STfsFile *tfsReaddir(STfsDir *pDir);
  */
 void tfsClosedir(STfsDir *pDir);
 
+/**
+ * @brief Get disk info of tfs.
+ *
+ * @param pTfs The fs object.
+ * @param pInfo The info object.
+ */
+int32_t tfsGetMonitorInfo(STfs *pTfs, SMonDiskInfo *pInfo);
+
 #ifdef __cplusplus
 }
 #endif

include/util/thttp.h → include/libs/transport/thttp.h

@@ -22,7 +22,9 @@
 extern "C" {
 #endif
 
-int32_t taosSendHttpReport(const char* server, uint16_t port, const char* pCont, int32_t contLen);
+typedef enum { HTTP_GZIP, HTTP_FLAT } EHttpCompFlag;
+
+int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag);
 
 #ifdef __cplusplus
 }

include/libs/wal/wal.h

@@ -24,43 +24,41 @@
 extern "C" {
 #endif
 
-extern int32_t wDebugFlag;
-
-#define wFatal(...)                                 \
-  {                                                 \
-    if (wDebugFlag & DEBUG_FATAL) {                 \
-      taosPrintLog("WAL FATAL ", 255, __VA_ARGS__); \
-    }                                               \
+#define wFatal(...)                                              \
+  {                                                              \
+    if (wDebugFlag & DEBUG_FATAL) {                              \
+      taosPrintLog("WAL FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); \
+    }                                                            \
   }
-#define wError(...)                                 \
-  {                                                 \
-    if (wDebugFlag & DEBUG_ERROR) {                 \
-      taosPrintLog("WAL ERROR ", 255, __VA_ARGS__); \
-    }                                               \
+#define wError(...)                                              \
+  {                                                              \
+    if (wDebugFlag & DEBUG_ERROR) {                              \
+      taosPrintLog("WAL ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); \
+    }                                                            \
   }
-#define wWarn(...)                                 \
-  {                                                \
-    if (wDebugFlag & DEBUG_WARN) {                 \
-      taosPrintLog("WAL WARN ", 255, __VA_ARGS__); \
-    }                                              \
+#define wWarn(...)                                             \
+  {                                                            \
+    if (wDebugFlag & DEBUG_WARN) {                             \
+      taosPrintLog("WAL WARN ", DEBUG_WARN, 255, __VA_ARGS__); \
+    }                                                          \
   }
-#define wInfo(...)                            \
-  {                                           \
-    if (wDebugFlag & DEBUG_INFO) {            \
-      taosPrintLog("WAL ", 255, __VA_ARGS__); \
-    }                                         \
+#define wInfo(...)                                        \
+  {                                                       \
+    if (wDebugFlag & DEBUG_INFO) {                        \
+      taosPrintLog("WAL ", DEBUG_INFO, 255, __VA_ARGS__); \
+    }                                                     \
   }
-#define wDebug(...)                                  \
-  {                                                  \
-    if (wDebugFlag & DEBUG_DEBUG) {                  \
-      taosPrintLog("WAL ", wDebugFlag, __VA_ARGS__); \
-    }                                                \
+#define wDebug(...)                                               \
+  {                                                               \
+    if (wDebugFlag & DEBUG_DEBUG) {                               \
+      taosPrintLog("WAL ", DEBUG_DEBUG, wDebugFlag, __VA_ARGS__); \
+    }                                                             \
   }
-#define wTrace(...)                                  \
-  {                                                  \
-    if (wDebugFlag & DEBUG_TRACE) {                  \
-      taosPrintLog("WAL ", wDebugFlag, __VA_ARGS__); \
-    }                                                \
+#define wTrace(...)                                               \
+  {                                                               \
+    if (wDebugFlag & DEBUG_TRACE) {                               \
+      taosPrintLog("WAL ", DEBUG_TRACE, wDebugFlag, __VA_ARGS__); \
+    }                                                             \
   }
 
 #define WAL_HEAD_VER 0

include/os/os.h

@@ -44,6 +44,7 @@ extern "C" {
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/utsname.h>
+#include <sys/param.h>
 #include <unistd.h>
 #include <wchar.h>
 #include <wctype.h>

include/os/osDir.h

@@ -16,17 +16,39 @@
 #ifndef _TD_OS_DIR_H_
 #define _TD_OS_DIR_H_
 
+// If the error is in a third-party library, place this header file under the third-party library header file.
+#ifndef ALLOW_FORBID_FUNC
+    #define opendir OPENDIR_FUNC_TAOS_FORBID
+    #define readdir READDIR_FUNC_TAOS_FORBID
+    #define closedir CLOSEDIR_FUNC_TAOS_FORBID
+    #define dirname DIRNAME_FUNC_TAOS_FORBID
+    #undef basename
+    #define basename BASENAME_FUNC_TAOS_FORBID
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+typedef struct TdDir *TdDirPtr;
+typedef struct TdDirEntry *TdDirEntryPtr;
+
+
 void    taosRemoveDir(const char *dirname);
-int32_t taosDirExist(char *dirname);
+bool    taosDirExist(char *dirname);
 int32_t taosMkDir(const char *dirname);
 void    taosRemoveOldFiles(const char *dirname, int32_t keepDays);
 int32_t taosExpandDir(const char *dirname, char *outname, int32_t maxlen);
 int32_t taosRealPath(char *dirname, int32_t maxlen);
 bool    taosIsDir(const char *dirname);
+char*   taosDirName(char *dirname);
+char*   taosDirEntryBaseName(char *dirname);
+
+TdDirPtr      taosOpenDir(const char *dirname);
+TdDirEntryPtr taosReadDir(TdDirPtr pDir);
+bool          taosDirEntryIsDir(TdDirEntryPtr pDirEntry);
+char*         taosGetDirEntryName(TdDirEntryPtr pDirEntry);
+int32_t       taosCloseDir(TdDirPtr pDir);
 
 #ifdef __cplusplus
 }

include/os/osEnv.h

@@ -28,11 +28,11 @@ extern char    tsCharset[];
 extern char    tsLocale[];
 extern int8_t  tsDaylight;
 extern bool    tsEnableCoreFile;
-extern int64_t tsPageSize;
+extern int64_t tsPageSizeKB;
 extern int64_t tsOpenMax;
 extern int64_t tsStreamMax;
-extern int32_t tsNumOfCores;
-extern int32_t tsTotalMemoryMB;
+extern float   tsNumOfCores;
+extern int64_t tsTotalMemoryKB;
 
 extern char configDir[];
 extern char tsDataDir[];

include/os/osFile.h

@@ -22,11 +22,18 @@ extern "C" {
 
 #include "osSocket.h"
 
+// If the error is in a third-party library, place this header file under the third-party library header file.
 #ifndef ALLOW_FORBID_FUNC
     #define open OPEN_FUNC_TAOS_FORBID
     #define fopen FOPEN_FUNC_TAOS_FORBID
-    // #define close CLOSE_FUNC_TAOS_FORBID
-    // #define fclose FCLOSE_FUNC_TAOS_FORBID
+    #define access ACCESS_FUNC_TAOS_FORBID
+    #define stat STAT_FUNC_TAOS_FORBID
+    #define lstat LSTAT_FUNC_TAOS_FORBID
+    #define fstat FSTAT_FUNC_TAOS_FORBID
+    #define close CLOSE_FUNC_TAOS_FORBID
+    #define fclose FCLOSE_FUNC_TAOS_FORBID
+    #define fsync FSYNC_FUNC_TAOS_FORBID
+    // #define fflush FFLUSH_FUNC_TAOS_FORBID
 #endif
 
 #ifndef PATH_MAX
@@ -43,7 +50,13 @@ typedef struct TdFile *TdFilePtr;
 #define TD_FILE_TEXT      0x0020
 #define TD_FILE_AUTO_DEL  0x0040
 #define TD_FILE_EXCL      0x0080
-#define TD_FILE_STREAM    0x0100   // Only support taosFprintfFile, taosGetLineFile, taosGetLineFile, taosEOFFile
+#define TD_FILE_STREAM    0x0100   // Only support taosFprintfFile, taosGetLineFile, taosEOFFile
+TdFilePtr taosOpenFile(const char *path,int32_t tdFileOptions);
+
+#define TD_FILE_ACCESS_EXIST_OK 0x1
+#define TD_FILE_ACCESS_READ_OK  0x2
+#define TD_FILE_ACCESS_WRITE_OK 0x4
+bool    taosCheckAccessFile(const char *pathname, int mode);
  
 int32_t taosLockFile(TdFilePtr pFile);
 int32_t taosUnLockFile(TdFilePtr pFile);
@@ -51,9 +64,9 @@ int32_t taosUnLockFile(TdFilePtr pFile);
 int32_t taosUmaskFile(int32_t maskVal);
  
 int32_t taosStatFile(const char *path, int64_t *size, int32_t *mtime);
+int32_t taosDevInoFile(const char *path, int64_t *stDev, int64_t *stIno);
 int32_t taosFStatFile(TdFilePtr pFile, int64_t *size, int32_t *mtime);
- 
-TdFilePtr taosOpenFile(const char *path,int32_t tdFileOptions);
+bool    taosCheckExistFile(const char *pathname);
  
 int64_t taosLSeekFile(TdFilePtr pFile, int64_t offset, int32_t whence);
 int32_t taosFtruncateFile(TdFilePtr pFile, int64_t length);
@@ -62,7 +75,7 @@ int32_t taosFsyncFile(TdFilePtr pFile);
 int64_t taosReadFile(TdFilePtr pFile, void *buf, int64_t count);
 int64_t taosPReadFile(TdFilePtr pFile, void *buf, int64_t count, int64_t offset);
 int64_t taosWriteFile(TdFilePtr pFile, const void *buf, int64_t count);
-void taosFprintfFile(TdFilePtr pFile, const char *format, ...);
+void    taosFprintfFile(TdFilePtr pFile, const char *format, ...);
 int64_t taosGetLineFile(TdFilePtr pFile, char ** __restrict__ ptrBuf);
 int32_t taosEOFFile(TdFilePtr pFile);
  
@@ -70,16 +83,16 @@ int64_t taosCloseFile(TdFilePtr *ppFile);
  
 int32_t taosRenameFile(const char *oldName, const char *newName);
 int64_t taosCopyFile(const char *from, const char *to);
+int32_t taosRemoveFile(const char *path);
  
-void taosGetTmpfilePath(const char *inputTmpDir, const char *fileNamePrefix, char *dstPath);
+void    taosGetTmpfilePath(const char *inputTmpDir, const char *fileNamePrefix, char *dstPath);
  
-int64_t taosSendFile(SocketFd fdDst, TdFilePtr pFileSrc, int64_t *offset, int64_t size);
 int64_t taosFSendFile(TdFilePtr pFileOut, TdFilePtr pFileIn, int64_t *offset, int64_t size);
 
 void *taosMmapReadOnlyFile(TdFilePtr pFile, int64_t length);
 bool taosValidFile(TdFilePtr pFile);
 
-int taosGetErrorFile(TdFilePtr pFile);
+int32_t taosGetErrorFile(TdFilePtr pFile);
 
 #ifdef __cplusplus
 }

include/os/osSocket.h

@@ -16,6 +16,17 @@
 #ifndef _TD_OS_SOCKET_H_
 #define _TD_OS_SOCKET_H_
 
+// If the error is in a third-party library, place this header file under the third-party library header file.
+#ifndef ALLOW_FORBID_FUNC
+    #define socket SOCKET_FUNC_TAOS_FORBID
+    #define bind   BIND_FUNC_TAOS_FORBID
+    #define listen LISTEN_FUNC_TAOS_FORBID
+    #define accept ACCEPT_FUNC_TAOS_FORBID
+    #define epoll_create EPOLL_CREATE_FUNC_TAOS_FORBID
+    #define epoll_ctl EPOLL_CTL_FUNC_TAOS_FORBID
+    #define epoll_wait EPOLL_WAIT_FUNC_TAOS_FORBID
+#endif
+
 #if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)
   #include "winsock2.h"
   #include <WS2tcpip.h>
@@ -30,34 +41,6 @@
 extern "C" {
 #endif
 
-#define TAOS_EPOLL_WAIT_TIME 500
-typedef int32_t SOCKET;
-typedef SOCKET  EpollFd;
-#define EpollClose(pollFd) taosCloseSocket(pollFd)
-
-#if defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)
-typedef SOCKET SocketFd;
-#else
-typedef int32_t SocketFd;
-#endif
-
-int32_t taosSendto(SocketFd fd, void * msg, int len, unsigned int flags, const struct sockaddr * to, int tolen);
-int32_t taosWriteSocket(SocketFd fd, void *msg, int len);
-int32_t taosReadSocket(SocketFd fd, void *msg, int len);
-int32_t taosCloseSocketNoCheck(SocketFd fd);
-int32_t taosCloseSocket(SocketFd fd);
-void    taosShutDownSocketRD(SOCKET fd);
-void    taosShutDownSocketWR(SOCKET fd);
-int32_t taosSetNonblocking(SOCKET sock, int32_t on);
-void    taosIgnSIGPIPE();
-void    taosBlockSIGPIPE();
-void    taosSetMaskSIGPIPE();
-int32_t taosSetSockOpt(SOCKET socketfd, int32_t level, int32_t optname, void *optval, int32_t optlen);
-int32_t taosGetSockOpt(SOCKET socketfd, int32_t level, int32_t optname, void *optval, int32_t *optlen);
-
-uint32_t    taosInetAddr(const char *ipAddr);
-const char *taosInetNtoa(struct in_addr ipInt);
-
 #if (defined(_TD_WINDOWS_64) || defined(_TD_WINDOWS_32)) 
   #define htobe64 htonll
   #if defined(_TD_GO_DLL_)
@@ -69,22 +52,54 @@ const char *taosInetNtoa(struct in_addr ipInt);
   #define htobe64 htonll
 #endif
 
-int32_t taosReadn(SOCKET sock, char *buffer, int32_t len);
-int32_t taosWriteMsg(SOCKET fd, void *ptr, int32_t nbytes);
-int32_t taosReadMsg(SOCKET fd, void *ptr, int32_t nbytes);
-int32_t taosNonblockwrite(SOCKET fd, char *ptr, int32_t nbytes);
-int64_t taosCopyFds(SOCKET sfd, int32_t dfd, int64_t len);
-int32_t taosSetNonblocking(SOCKET sock, int32_t on);
+#define TAOS_EPOLL_WAIT_TIME 500
 
-SOCKET  taosOpenUdpSocket(uint32_t localIp, uint16_t localPort);
-SOCKET  taosOpenTcpClientSocket(uint32_t ip, uint16_t port, uint32_t localIp);
-SOCKET  taosOpenTcpServerSocket(uint32_t ip, uint16_t port);
-int32_t taosKeepTcpAlive(SOCKET sockFd);
+typedef struct TdSocketServer *TdSocketServerPtr;
+typedef struct TdSocket *TdSocketPtr;
+typedef struct TdEpoll *TdEpollPtr;
 
-int32_t  taosGetFqdn(char *);
+int32_t taosSendto(TdSocketPtr pSocket, void * msg, int len, unsigned int flags, const struct sockaddr * to, int tolen);
+int32_t taosWriteSocket(TdSocketPtr pSocket, void *msg, int len);
+int32_t taosReadSocket(TdSocketPtr pSocket, void *msg, int len);
+int32_t taosReadFromSocket(TdSocketPtr pSocket, void *buf, int32_t len, int32_t flags, struct sockaddr *destAddr, socklen_t *addrLen);
+int32_t taosCloseSocket(TdSocketPtr *ppSocket);
+int32_t taosCloseSocketServer(TdSocketServerPtr *ppSocketServer);
+int32_t taosShutDownSocketRD(TdSocketPtr pSocket);
+int32_t taosShutDownSocketServerRD(TdSocketServerPtr pSocketServer);
+int32_t taosShutDownSocketWR(TdSocketPtr pSocket);
+int32_t taosShutDownSocketServerWR(TdSocketServerPtr pSocketServer);
+int32_t taosShutDownSocketRDWR(TdSocketPtr pSocket);
+int32_t taosShutDownSocketServerRDWR(TdSocketServerPtr pSocketServer);
+int32_t taosSetNonblocking(TdSocketPtr pSocket, int32_t on);
+int32_t taosSetSockOpt(TdSocketPtr pSocket, int32_t level, int32_t optname, void *optval, int32_t optlen);
+int32_t taosGetSockOpt(TdSocketPtr pSocket, int32_t level, int32_t optname, void *optval, int32_t *optlen);
+int32_t taosWriteMsg(TdSocketPtr pSocket, void *ptr, int32_t nbytes);
+int32_t taosReadMsg(TdSocketPtr pSocket, void *ptr, int32_t nbytes);
+int32_t taosNonblockwrite(TdSocketPtr pSocket, char *ptr, int32_t nbytes);
+int64_t taosCopyFds(TdSocketPtr pSrcSocket, TdSocketPtr pDestSocket, int64_t len);
+
+TdSocketPtr taosOpenUdpSocket(uint32_t localIp, uint16_t localPort);
+TdSocketPtr taosOpenTcpClientSocket(uint32_t ip, uint16_t port, uint32_t localIp);
+TdSocketServerPtr taosOpenTcpServerSocket(uint32_t ip, uint16_t port);
+int32_t taosKeepTcpAlive(TdSocketPtr pSocket);
+TdSocketPtr taosAcceptTcpConnectSocket(TdSocketServerPtr pServerSocket, struct sockaddr *destAddr, socklen_t *addrLen);
+
+int32_t taosGetSocketName(TdSocketPtr pSocket,struct sockaddr *destAddr, socklen_t *addrLen);
+
+void     taosBlockSIGPIPE();
 uint32_t taosGetIpv4FromFqdn(const char *);
+int32_t  taosGetFqdn(char *);
 void     tinet_ntoa(char *ipstr, uint32_t ip);
 uint32_t ip2uint(const char *const ip_addr);
+void     taosIgnSIGPIPE();
+void     taosSetMaskSIGPIPE();
+uint32_t taosInetAddr(const char *ipAddr);
+const char *taosInetNtoa(struct in_addr ipInt);
+
+TdEpollPtr taosCreateEpoll(int32_t size);
+int32_t taosCtlEpoll(TdEpollPtr pEpoll, int32_t epollOperate, TdSocketPtr pSocket, struct epoll_event *event);
+int32_t taosWaitEpoll(TdEpollPtr pEpoll, struct epoll_event *event, int32_t maxEvents, int32_t timeout);
+int32_t taosCloseEpoll(TdEpollPtr *ppEpoll);
 
 #ifdef __cplusplus
 }

include/os/osSysinfo.h

@@ -33,20 +33,19 @@ typedef struct {
   SDiskSize size;
 } SDiskSpace;
 
+bool    taosCheckSystemIsSmallEnd();
 void    taosGetSystemInfo();
-bool    taosGetEmail(char *email, int32_t maxLen);
-bool    taosGetOsReleaseName(char *releaseName, int32_t maxLen);
-bool    taosGetCpuInfo(char *cpuModel, int32_t maxLen, int32_t *numOfCores);
-int32_t taosGetCpuCores();
-bool    taosGetCpuUsage(float *sysCpuUsage, float *procCpuUsage);
-bool    taosGetTotalSysMemoryKB(uint64_t *kb);
-bool    taosGetProcMemory(float *memoryUsedMB);  //
-bool    taosGetSysMemory(float *memoryUsedMB);   //
+int32_t taosGetEmail(char *email, int32_t maxLen);
+int32_t taosGetOsReleaseName(char *releaseName, int32_t maxLen);
+int32_t taosGetCpuInfo(char *cpuModel, int32_t maxLen, float *numOfCores);
+int32_t taosGetCpuCores(float *numOfCores);
+int32_t taosGetCpuUsage(double *cpu_system, double *cpu_engine);
+int32_t taosGetTotalMemory(int64_t *totalKB);
+int32_t taosGetProcMemory(int64_t *usedKB);
+int32_t taosGetSysMemory(int64_t *usedKB);
 int32_t taosGetDiskSize(char *dataDir, SDiskSize *diskSize);
-bool    taosReadProcIO(int64_t *rchars, int64_t *wchars);
-bool    taosGetProcIO(float *readKB, float *writeKB);
-bool    taosGetCardInfo(int64_t *bytes, int64_t *rbytes, int64_t *tbytes);
-bool    taosGetBandSpeed(float *bandSpeedKb);
+int32_t taosGetProcIO(int64_t *rchars, int64_t *wchars, int64_t *read_bytes, int64_t *write_bytes);
+int32_t taosGetCardInfo(int64_t *receive_bytes, int64_t *transmit_bytes);
 
 int32_t taosSystem(const char *cmd);
 void    taosKillSystem();

include/util/taoserror.h

@@ -84,6 +84,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_INVALID_VERSION_NUMBER        TAOS_DEF_ERROR_CODE(0, 0x0120)
 #define TSDB_CODE_INVALID_VERSION_STRING        TAOS_DEF_ERROR_CODE(0, 0x0121)
 #define TSDB_CODE_VERSION_NOT_COMPATIBLE        TAOS_DEF_ERROR_CODE(0, 0x0122)
+#define TSDB_CODE_COMPRESS_ERROR                TAOS_DEF_ERROR_CODE(0, 0x0123)
 
 //client
 #define TSDB_CODE_TSC_INVALID_OPERATION         TAOS_DEF_ERROR_CODE(0, 0x0200)

include/util/tcache.h

@@ -40,55 +40,9 @@ typedef struct SCacheStatis {
   int64_t refreshCount;
 } SCacheStatis;
 
-struct STrashElem;
-
-typedef struct SCacheDataNode {
-  uint64_t           addedTime;   // the added time when this element is added or updated into cache
-  uint64_t           lifespan;    // life duration when this element should be remove from cache
-  uint64_t           expireTime;  // expire time
-  uint64_t           signature;
-  struct STrashElem *pTNodeHeader;    // point to trash node head
-  uint16_t           keySize : 15;    // max key size: 32kb
-  bool               inTrashcan : 1;  // denote if it is in trash or not
-  uint32_t           size;            // allocated size for current SCacheDataNode
-  T_REF_DECLARE()
-  char *key;
-  char  data[];
-} SCacheDataNode;
-
-typedef struct STrashElem {
-  struct STrashElem *prev;
-  struct STrashElem *next;
-  SCacheDataNode    *pData;
-} STrashElem;
-
-/*
- * to accommodate the old data which has the same key value of new one in hashList
- * when an new node is put into cache, if an existed one with the same key:
- * 1. if the old one does not be referenced, update it.
- * 2. otherwise, move the old one to pTrash, addedTime the new one.
- *
- * when the node in pTrash does not be referenced, it will be release at the expired expiredTime
- */
-typedef struct {
-  int64_t           totalSize;  // total allocated buffer in this hash table, SCacheObj is not included.
-  int64_t           refreshTime;
-  STrashElem       *pTrash;
-  char             *name;
-  SCacheStatis      statistics;
-  SHashObj         *pHashTable;
-  __cache_free_fn_t freeFp;
-  uint32_t          numOfElemsInTrash;  // number of element in trash
-  uint8_t           deleting;           // set the deleting flag to stop refreshing ASAP.
-  pthread_t         refreshWorker;
-  bool              extendLifespan;  // auto extend life span when one item is accessed.
-  int64_t           checkTick;       // tick used to record the check times of the refresh threads
-#if defined(LINUX)
-  pthread_rwlock_t lock;
-#else
-  pthread_mutex_t lock;
-#endif
-} SCacheObj;
+typedef struct SCacheObj  SCacheObj;
+typedef struct SCacheIter SCacheIter;
+typedef struct STrashElem STrashElem;
 
 /**
  * initialize the cache object
@@ -141,7 +95,7 @@ void *taosCacheAcquireByData(SCacheObj *pCacheObj, void *data);
  * @param data
  * @return
  */
-void *taosCacheTransfer(SCacheObj *pCacheObj, void **data);
+void *taosCacheTransferData(SCacheObj *pCacheObj, void **data);
 
 /**
  * remove data in cache, the data will not be removed immediately.
@@ -152,6 +106,13 @@ void *taosCacheTransfer(SCacheObj *pCacheObj, void **data);
  */
 void taosCacheRelease(SCacheObj *pCacheObj, void **data, bool _remove);
 
+/**
+ *
+ * @param pCacheObj
+ * @return
+ */
+size_t taosCacheGetNumOfObj(const SCacheObj* pCacheObj);
+
 /**
  *  move all data node into trash, clear node in trash can if it is not referenced by any clients
  * @param handle
@@ -184,6 +145,12 @@ void taosCacheRefresh(SCacheObj *pCacheObj, __cache_trav_fn_t fp, void *param1);
  */
 void taosStopCacheRefreshWorker();
 
+SCacheIter* taosCacheCreateIter(const SCacheObj* pCacheObj);
+bool taosCacheIterNext(SCacheIter* pIter);
+void* taosCacheIterGetData(const SCacheIter* pIter, size_t* dataLen);
+void* taosCacheIterGetKey(const SCacheIter* pIter, size_t* keyLen);
+void taosCacheDestroyIter(SCacheIter* pIter);
+
 #ifdef __cplusplus
 }
 #endif

include/util/tdef.h

@@ -195,6 +195,7 @@ typedef enum ELogicConditionType {
 #define TSDB_NODE_NAME_LEN  64
 #define TSDB_TABLE_NAME_LEN 193  // it is a null-terminated string
 #define TSDB_TOPIC_NAME_LEN 193  // it is a null-terminated string
+#define TSDB_CGROUP_LEN     193  // it is a null-terminated string
 #define TSDB_DB_NAME_LEN    65
 #define TSDB_DB_FNAME_LEN   (TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN + TSDB_NAME_DELIMITER_LEN)
 
@@ -206,12 +207,12 @@ typedef enum ELogicConditionType {
 #define TSDB_FUNC_TYPE_AGGREGATE 2
 #define TSDB_FUNC_MAX_RETRIEVE   1024
 
+#define TSDB_INDEX_NAME_LEN      32
 #define TSDB_TYPE_STR_MAX_LEN    32
 #define TSDB_TABLE_FNAME_LEN     (TSDB_DB_FNAME_LEN + TSDB_TABLE_NAME_LEN + TSDB_NAME_DELIMITER_LEN)
 #define TSDB_TOPIC_FNAME_LEN     TSDB_TABLE_FNAME_LEN
-#define TSDB_CONSUMER_GROUP_LEN  192
-#define TSDB_SUBSCRIBE_KEY_LEN   (TSDB_CONSUMER_GROUP_LEN + TSDB_TOPIC_FNAME_LEN + 2)
-#define TSDB_PARTITION_KEY_LEN   (TSDB_CONSUMER_GROUP_LEN + TSDB_TOPIC_FNAME_LEN + 2)
+#define TSDB_SUBSCRIBE_KEY_LEN   (TSDB_CGROUP_LEN + TSDB_TOPIC_FNAME_LEN + 2)
+#define TSDB_PARTITION_KEY_LEN   (TSDB_SUBSCRIBE_KEY_LEN + 20)
 #define TSDB_COL_NAME_LEN        65
 #define TSDB_MAX_SAVED_SQL_LEN   TSDB_MAX_COLUMNS * 64
 #define TSDB_MAX_SQL_LEN         TSDB_PAYLOAD_SIZE
@@ -427,6 +428,8 @@ typedef struct {
   int32_t primary;
 } SDiskCfg;
 
+#define TMQ_SEPARATOR ':'
+
 #ifdef __cplusplus
 }
 #endif

include/util/thash.h

@@ -28,12 +28,8 @@ typedef int32_t (*_equal_fn_t)(const void *, const void *, size_t len);
 typedef void (*_hash_before_fn_t)(void *);
 typedef void (*_hash_free_fn_t)(void *);
 
-#define HASH_MAX_CAPACITY        (1024 * 1024 * 16)
-#define HASH_DEFAULT_LOAD_FACTOR (0.75)
-
-#define HASH_INDEX(v, c) ((v) & ((c)-1))
-
-#define HASH_NODE_EXIST(code) (code == -2)
+#define HASH_KEY_ALREADY_EXISTS (-2)
+#define HASH_NODE_EXIST(code) (code == HASH_KEY_ALREADY_EXISTS)
 
 /**
  * murmur hash algorithm
@@ -54,49 +50,15 @@ uint32_t taosIntHash_32(const char *key, uint32_t len);
 uint32_t taosIntHash_64(const char *key, uint32_t len);
 
 _hash_fn_t taosGetDefaultHashFunction(int32_t type);
-
 _equal_fn_t taosGetDefaultEqualFunction(int32_t type);
 
-typedef struct SHashNode {
-  struct SHashNode *next;
-  uint32_t          hashVal;  // the hash value of key
-  uint32_t          dataLen;  // length of data
-  uint32_t          keyLen;   // length of the key
-  uint16_t          count;    // reference count
-  int8_t            removed;  // flag to indicate removed
-  char              data[];
-} SHashNode;
-
-#define GET_HASH_NODE_KEY(_n)  ((char *)(_n) + sizeof(SHashNode) + (_n)->dataLen)
-#define GET_HASH_NODE_DATA(_n) ((char *)(_n) + sizeof(SHashNode))
-#define GET_HASH_PNODE(_n)     ((SHashNode *)((char *)(_n) - sizeof(SHashNode)))
-
 typedef enum SHashLockTypeE {
   HASH_NO_LOCK = 0,
   HASH_ENTRY_LOCK = 1,
 } SHashLockTypeE;
 
-typedef struct SHashEntry {
-  int32_t    num;    // number of elements in current entry
-  SRWLatch   latch;  // entry latch
-  SHashNode *next;
-} SHashEntry;
-
-typedef struct SHashObj {
-  SHashEntry **hashList;
-  uint32_t     capacity;  // number of slots
-  uint32_t     size;      // number of elements in hash table
-
-  _hash_fn_t        hashFp;      // hash function
-  _hash_free_fn_t   freeFp;      // hash node free callback function
-  _equal_fn_t       equalFp;     // equal function
-  _hash_before_fn_t callbackFp;  // function invoked before return the value to caller
-
-  SRWLatch       lock;          // read-write spin lock
-  SHashLockTypeE type;          // lock type
-  bool           enableUpdate;  // enable update
-  SArray        *pMemBlock;     // memory block allocated for SHashEntry
-} SHashObj;
+typedef struct SHashNode SHashNode;
+typedef struct SHashObj SHashObj;
 
 /**
  * init the hash table
@@ -126,8 +88,6 @@ int32_t taosHashGetSize(const SHashObj *pHashObj);
  */
 int32_t taosHashPut(SHashObj *pHashObj, const void *key, size_t keyLen, void *data, size_t size);
 
-int32_t taosHashPutExt(SHashObj *pHashObj, const void *key, size_t keyLen, void *data, size_t size, bool *newAdded);
-
 /**
  * return the payload data with the specified key
  *
@@ -146,17 +106,18 @@ void *taosHashGet(SHashObj *pHashObj, const void *key, size_t keyLen);
  * @param destBuf
  * @return
  */
-void *taosHashGetClone(SHashObj *pHashObj, const void *key, size_t keyLen, void *destBuf);
+int32_t taosHashGetDup(SHashObj *pHashObj, const void *key, size_t keyLen, void *destBuf);
 
 /**
- * Clone the result to interval allocated buffer
+ *
  * @param pHashObj
  * @param key
  * @param keyLen
  * @param destBuf
+ * @param size
  * @return
  */
-void *taosHashGetCloneExt(SHashObj *pHashObj, const void *key, size_t keyLen, void (*fp)(void *), void **d, size_t *sz);
+int32_t taosHashGetDup_m(SHashObj* pHashObj, const void* key, size_t keyLen, void** destBuf, int32_t* size);
 
 /**
  * remove item with the specified key
@@ -207,37 +168,13 @@ void *taosHashIterate(SHashObj *pHashObj, void *p);
  */
 void taosHashCancelIterate(SHashObj *pHashObj, void *p);
 
-/**
- * Get the corresponding key information for a given data in hash table
- * @param data
- * @return
- */
-int32_t taosHashGetKey(void *data, void **key, size_t *keyLen);
-
-/**
- * Get the corresponding key information for a given data in hash table, using memcpy
- * @param data
- * @param dst
- * @return
- */
-static FORCE_INLINE int32_t taosHashCopyKey(void *data, void *dst) {
-  if (NULL == data || NULL == dst) {
-    return -1;
-  }
-
-  SHashNode *node = GET_HASH_PNODE(data);
-  void      *key = GET_HASH_NODE_KEY(node);
-  memcpy(dst, key, node->keyLen);
-
-  return 0;
-}
-
-/**
- * Get the corresponding data length for a given data in hash table
- * @param data
- * @return
- */
-int32_t taosHashGetDataLen(void *data);
+ /**
+  * Get the corresponding key information for a given data in hash table
+  * @param data
+  * @param keyLen
+  * @return
+  */
+void *taosHashGetKey(void *data, size_t* keyLen);
 
 /**
  * return the payload data with the specified key(reference number added)
@@ -258,8 +195,20 @@ void *taosHashAcquire(SHashObj *pHashObj, const void *key, size_t keyLen);
  */
 void taosHashRelease(SHashObj *pHashObj, void *p);
 
+/**
+ *
+ * @param pHashObj
+ * @param fp
+ */
 void taosHashSetEqualFp(SHashObj *pHashObj, _equal_fn_t fp);
 
+/**
+ *
+ * @param pHashObj
+ * @param fp
+ */
+void taosHashSetFreeFp(SHashObj *pHashObj, _hash_free_fn_t fp);
+
 #ifdef __cplusplus
 }
 #endif

include/util/tlog.h

@@ -22,9 +22,29 @@
 extern "C" {
 #endif
 
+typedef enum {
+  DEBUG_FATAL = 1,
+  DEBUG_ERROR = 1,
+  DEBUG_WARN = 2,
+  DEBUG_INFO = 2,
+  DEBUG_DEBUG = 4,
+  DEBUG_TRACE = 8,
+  DEBUG_DUMP = 16,
+  DEBUG_SCREEN = 64,
+  DEBUG_FILE = 128
+} ELogLevel;
+
+typedef void (*LogFp)(int64_t ts, ELogLevel level, const char *content);
+
+extern bool    tsLogEmbedded;
 extern bool    tsAsyncLog;
 extern int32_t tsNumOfLogLines;
 extern int32_t tsLogKeepDays;
+extern LogFp   tsLogFp;
+extern int64_t tsNumOfErrorLogs;
+extern int64_t tsNumOfInfoLogs;
+extern int64_t tsNumOfDebugLogs;
+extern int64_t tsNumOfTraceLogs;
 extern int32_t dDebugFlag;
 extern int32_t vDebugFlag;
 extern int32_t mDebugFlag;
@@ -40,45 +60,33 @@ extern int32_t tsdbDebugFlag;
 extern int32_t tqDebugFlag;
 extern int32_t fsDebugFlag;
 
-#define DEBUG_FATAL  1U
-#define DEBUG_ERROR  DEBUG_FATAL
-#define DEBUG_WARN   2U
-#define DEBUG_INFO   DEBUG_WARN
-#define DEBUG_DEBUG  4U
-#define DEBUG_TRACE  8U
-#define DEBUG_DUMP   16U
-#define DEBUG_SCREEN 64U
-#define DEBUG_FILE   128U
-
 int32_t taosInitLog(const char *logName, int32_t maxFiles);
 void    taosCloseLog();
 void    taosResetLog();
 void    taosSetAllDebugFlag(int32_t flag);
 void    taosDumpData(uint8_t *msg, int32_t len);
 
-void taosPrintLog(const char *flags, int32_t dflag, const char *format, ...)
+void taosPrintLog(const char *flags, ELogLevel level, int32_t dflag, const char *format, ...)
 #ifdef __GNUC__
-    __attribute__((format(printf, 3, 4)))
+    __attribute__((format(printf, 4, 5)))
 #endif
     ;
 
-void taosPrintLongString(const char *flags, int32_t dflag, const char *format, ...)
+void taosPrintLongString(const char *flags, ELogLevel level, int32_t dflag, const char *format, ...)
 #ifdef __GNUC__
-    __attribute__((format(printf, 3, 4)))
+    __attribute__((format(printf, 4, 5)))
 #endif
     ;
 
-extern int8_t tscEmbeddedInUtil;
-
-#define uFatal(...) { if (uDebugFlag & DEBUG_FATAL) { taosPrintLog("UTL FATAL", tscEmbeddedInUtil ? 255 : uDebugFlag, __VA_ARGS__); }}
-#define uError(...) { if (uDebugFlag & DEBUG_ERROR) { taosPrintLog("UTL ERROR ", tscEmbeddedInUtil ? 255 : uDebugFlag, __VA_ARGS__); }}
-#define uWarn(...)  { if (uDebugFlag & DEBUG_WARN)  { taosPrintLog("UTL WARN ", tscEmbeddedInUtil ? 255 : uDebugFlag, __VA_ARGS__); }}
-#define uInfo(...)  { if (uDebugFlag & DEBUG_INFO)  { taosPrintLog("UTL ", tscEmbeddedInUtil ? 255 : uDebugFlag, __VA_ARGS__); }}
-#define uDebug(...) { if (uDebugFlag & DEBUG_DEBUG) { taosPrintLog("UTL ", uDebugFlag, __VA_ARGS__); }}
-#define uTrace(...) { if (uDebugFlag & DEBUG_TRACE) { taosPrintLog("UTL ", uDebugFlag, __VA_ARGS__); }}
+#define uFatal(...) { if (uDebugFlag & DEBUG_FATAL) { taosPrintLog("UTL FATAL", DEBUG_FATAL, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}
+#define uError(...) { if (uDebugFlag & DEBUG_ERROR) { taosPrintLog("UTL ERROR ", DEBUG_ERROR, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}
+#define uWarn(...)  { if (uDebugFlag & DEBUG_WARN)  { taosPrintLog("UTL WARN ", DEBUG_WARN, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}
+#define uInfo(...)  { if (uDebugFlag & DEBUG_INFO)  { taosPrintLog("UTL ", DEBUG_INFO, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}
+#define uDebug(...) { if (uDebugFlag & DEBUG_DEBUG) { taosPrintLog("UTL ", DEBUG_DEBUG, uDebugFlag, __VA_ARGS__); }}
+#define uTrace(...) { if (uDebugFlag & DEBUG_TRACE) { taosPrintLog("UTL ", DEBUG_TRACE, uDebugFlag, __VA_ARGS__); }}
 
-#define pError(...) { taosPrintLog("APP ERROR ", 255, __VA_ARGS__); }
-#define pPrint(...) { taosPrintLog("APP ", 255, __VA_ARGS__); }
+#define pError(...) { taosPrintLog("APP ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }
+#define pPrint(...) { taosPrintLog("APP ", DEBUG_INFO, 255, __VA_ARGS__); }
 
 #ifdef __cplusplus
 }

include/util/tpagedbuf.h

@@ -53,7 +53,7 @@ typedef struct SDiskbasedBufStatis {
  * @param handle
  * @return
  */
-int32_t createDiskbasedBuf(SDiskbasedBuf** pBuf, int32_t pagesize, int32_t inMemBufSize, uint64_t qId, const char* dir);
+int32_t createDiskbasedBuf(SDiskbasedBuf** pBuf, int32_t pagesize, int32_t inMemBufSize, const char* id, const char* dir);
 
 /**
  *

include/util/version.h

@@ -23,7 +23,6 @@ extern "C" {
 extern char version[];
 extern char compatible_version[];
 extern char gitinfo[];
-extern char gitinfoOfInternal[];
 extern char buildinfo[];
 
 #ifdef __cplusplus

source/client/inc/clientInt.h

@@ -20,12 +20,12 @@
 extern "C" {
 #endif
 
-#include "tcommon.h"
 #include "parser.h"
 #include "query.h"
 #include "taos.h"
+#include "tcommon.h"
+#include "tdatablock.h"
 #include "tdef.h"
-#include "tep.h"
 #include "thash.h"
 #include "tlist.h"
 #include "tmsg.h"
@@ -47,12 +47,12 @@ extern "C" {
 
 typedef struct SAppInstInfo SAppInstInfo;
 
-typedef struct SHbConnInfo {
+typedef struct {
   void*         param;
   SClientHbReq* req;
 } SHbConnInfo;
 
-typedef struct SAppHbMgr {
+typedef struct {
   char* key;
   // statistics
   int32_t reportCnt;
@@ -68,11 +68,11 @@ typedef struct SAppHbMgr {
   SHashObj* connInfo;    // hash<SClientHbKey, SHbConnInfo>
 } SAppHbMgr;
 
-typedef int32_t (*FHbRspHandle)(struct SAppHbMgr* pAppHbMgr, SClientHbRsp* pRsp);
+typedef int32_t (*FHbRspHandle)(SAppHbMgr* pAppHbMgr, SClientHbRsp* pRsp);
 
 typedef int32_t (*FHbReqHandle)(SClientHbKey* connKey, void* param, SClientHbReq* req);
 
-typedef struct SClientHbMgr {
+typedef struct {
   int8_t inited;
   // ctl
   int8_t          threadStop;
@@ -108,13 +108,13 @@ typedef struct SHeartBeatInfo {
 } SHeartBeatInfo;
 
 struct SAppInstInfo {
-  int64_t           numOfConns;
-  SCorEpSet         mgmtEp;
-  SInstanceSummary  summary;
-  SList*            pConnList;  // STscObj linked list
-  int64_t           clusterId;
-  void*             pTransporter;
-  struct SAppHbMgr* pAppHbMgr;
+  int64_t          numOfConns;
+  SCorEpSet        mgmtEp;
+  SInstanceSummary summary;
+  SList*           pConnList;  // STscObj linked list
+  int64_t          clusterId;
+  void*            pTransporter;
+  SAppHbMgr*       pAppHbMgr;
 };
 
 typedef struct SAppInfo {
@@ -141,10 +141,6 @@ typedef struct STscObj {
   SAppInstInfo*   pAppInfo;
 } STscObj;
 
-typedef struct SMqConsumer {
-  STscObj* pTscObj;
-} SMqConsumer;
-
 typedef struct SReqResultInfo {
   const char* pRspMsg;
   const char* pData;
@@ -172,7 +168,7 @@ typedef struct SRequestSendRecvBody {
   SShowReqInfo      showInfo;  // todo this attribute will be removed after the query framework being completed.
   SDataBuf          requestMsg;
   int64_t           queryJob;  // query job, created according to sql query DAG.
-  struct SQueryDag* pDag;       // the query dag, generated according to the sql statement.
+  struct SQueryDag* pDag;      // the query dag, generated according to the sql statement.
   SReqResultInfo    resInfo;
 } SRequestSendRecvBody;
 

source/client/inc/clientLog.h

@@ -22,13 +22,13 @@ extern "C" {
 
 #include "tlog.h"
 
-#define tscFatal(...)  do { if (cDebugFlag & DEBUG_FATAL) { taosPrintLog("TSC FATAL ", cDebugFlag, __VA_ARGS__); }} while(0)
-#define tscError(...)  do { if (cDebugFlag & DEBUG_ERROR) { taosPrintLog("TSC ERROR ", cDebugFlag, __VA_ARGS__); }} while(0)
-#define tscWarn(...)   do { if (cDebugFlag & DEBUG_WARN)  { taosPrintLog("TSC WARN ", cDebugFlag, __VA_ARGS__); }}  while(0)
-#define tscInfo(...)   do { if (cDebugFlag & DEBUG_INFO)  { taosPrintLog("TSC ", cDebugFlag, __VA_ARGS__); }} while(0)
-#define tscDebug(...)  do { if (cDebugFlag & DEBUG_DEBUG) { taosPrintLog("TSC ", cDebugFlag, __VA_ARGS__); }} while(0)
-#define tscTrace(...)  do { if (cDebugFlag & DEBUG_TRACE) { taosPrintLog("TSC ", cDebugFlag, __VA_ARGS__); }} while(0)
-#define tscDebugL(...) do { if (cDebugFlag & DEBUG_DEBUG) { taosPrintLongString("TSC ", cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscFatal(...)  do { if (cDebugFlag & DEBUG_FATAL) { taosPrintLog("TSC FATAL ", DEBUG_FATAL, cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscError(...)  do { if (cDebugFlag & DEBUG_ERROR) { taosPrintLog("TSC ERROR ", DEBUG_ERROR, cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscWarn(...)   do { if (cDebugFlag & DEBUG_WARN)  { taosPrintLog("TSC WARN ", DEBUG_WARN, cDebugFlag, __VA_ARGS__); }}  while(0)
+#define tscInfo(...)   do { if (cDebugFlag & DEBUG_INFO)  { taosPrintLog("TSC ", DEBUG_INFO, cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscDebug(...)  do { if (cDebugFlag & DEBUG_DEBUG) { taosPrintLog("TSC ", DEBUG_DEBUG, cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscTrace(...)  do { if (cDebugFlag & DEBUG_TRACE) { taosPrintLog("TSC ", DEBUG_TRACE, cDebugFlag, __VA_ARGS__); }} while(0)
+#define tscDebugL(...) do { if (cDebugFlag & DEBUG_DEBUG) { taosPrintLongString("TSC ", DEBUG_DEBUG, cDebugFlag, __VA_ARGS__); }} while(0)
 
 #ifdef __cplusplus
 }

source/client/src/clientHb.c

@@ -23,7 +23,7 @@ static SClientHbMgr clientHbMgr = {0};
 static int32_t hbCreateThread();
 static void    hbStopThread();
 
-static int32_t hbMqHbRspHandle(struct SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) { return 0; }
+static int32_t hbMqHbRspHandle(SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) { return 0; }
 
 static int32_t hbProcessDBInfoRsp(void *value, int32_t valueLen, struct SCatalog *pCatalog) {
   int32_t code = 0;
@@ -104,7 +104,7 @@ static int32_t hbProcessStbInfoRsp(void *value, int32_t valueLen, struct SCatalo
   return TSDB_CODE_SUCCESS;
 }
 
-static int32_t hbQueryHbRspHandle(struct SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) {
+static int32_t hbQueryHbRspHandle(SAppHbMgr *pAppHbMgr, SClientHbRsp *pRsp) {
   SHbConnInfo *info = taosHashGet(pAppHbMgr->connInfo, &pRsp->connKey, sizeof(SClientHbKey));
   if (NULL == info) {
     tscWarn("fail to get connInfo, may be dropped, connId:%d, type:%d", pRsp->connKey.connId, pRsp->connKey.hbType);
@@ -163,7 +163,7 @@ static int32_t hbQueryHbRspHandle(struct SAppHbMgr *pAppHbMgr, SClientHbRsp *pRs
   return TSDB_CODE_SUCCESS;
 }
 
-static int32_t hbMqAsyncCallBack(void *param, const SDataBuf *pMsg, int32_t code) {
+static int32_t hbAsyncCallBack(void *param, const SDataBuf *pMsg, int32_t code) {
   static int32_t emptyRspNum = 0;
   if (code != 0) {
     tfree(param);
@@ -226,7 +226,11 @@ int32_t hbGetExpiredDBInfo(SClientHbKey *connKey, struct SCatalog *pCatalog, SCl
     db->vgVersion = htonl(db->vgVersion);
   }
 
-  SKv kv = {.key = HEARTBEAT_KEY_DBINFO, .valueLen = sizeof(SDbVgVersion) * dbNum, .value = dbs};
+  SKv kv = {
+      .key = HEARTBEAT_KEY_DBINFO,
+      .valueLen = sizeof(SDbVgVersion) * dbNum,
+      .value = dbs,
+  };
 
   tscDebug("hb got %d expired db, valueLen:%d", dbNum, kv.valueLen);
 
@@ -256,7 +260,11 @@ int32_t hbGetExpiredStbInfo(SClientHbKey *connKey, struct SCatalog *pCatalog, SC
     stb->tversion = htons(stb->tversion);
   }
 
-  SKv kv = {.key = HEARTBEAT_KEY_STBINFO, .valueLen = sizeof(SSTableMetaVersion) * stbNum, .value = stbs};
+  SKv kv = {
+      .key = HEARTBEAT_KEY_STBINFO,
+      .valueLen = sizeof(SSTableMetaVersion) * stbNum,
+      .value = stbs,
+  };
 
   tscDebug("hb got %d expired stb, valueLen:%d", stbNum, kv.valueLen);
 
@@ -288,7 +296,7 @@ int32_t hbQueryHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req
   return TSDB_CODE_SUCCESS;
 }
 
-int32_t hbMqHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req) {}
+int32_t hbMqHbReqHandle(SClientHbKey *connKey, void *param, SClientHbReq *req) { return 0; }
 
 void hbMgrInitMqHbHandle() {
   clientHbMgr.reqHandle[HEARTBEAT_TYPE_QUERY] = hbQueryHbReqHandle;
@@ -396,7 +404,7 @@ static void *hbThreadFunc(void *param) {
         free(buf);
         break;
       }
-      pInfo->fp = hbMqAsyncCallBack;
+      pInfo->fp = hbAsyncCallBack;
       pInfo->msgInfo.pData = buf;
       pInfo->msgInfo.len = tlen;
       pInfo->msgType = TDMT_MND_HEARTBEAT;
@@ -448,7 +456,6 @@ static void hbStopThread() {
 }
 
 SAppHbMgr *appHbMgrInit(SAppInstInfo *pAppInstInfo, char *key) {
-  /*return NULL;*/
   hbMgrInit();
   SAppHbMgr *pAppHbMgr = malloc(sizeof(SAppHbMgr));
   if (pAppHbMgr == NULL) {
@@ -473,7 +480,8 @@ SAppHbMgr *appHbMgrInit(SAppInstInfo *pAppInstInfo, char *key) {
     free(pAppHbMgr);
     return NULL;
   }
-  pAppHbMgr->activeInfo->freeFp = tFreeClientHbReq;
+
+  taosHashSetFreeFp(pAppHbMgr->activeInfo, tFreeClientHbReq);
   // init getInfoFunc
   pAppHbMgr->connInfo = taosHashInit(64, hbKeyHashFunc, 1, HASH_ENTRY_LOCK);
 
@@ -506,7 +514,6 @@ void appHbMgrCleanup(void) {
 }
 
 int hbMgrInit() {
-  /*return 0;*/
   // init once
   int8_t old = atomic_val_compare_exchange_8(&clientHbMgr.inited, 0, 1);
   if (old == 1) return 0;
@@ -524,7 +531,7 @@ int hbMgrInit() {
 }
 
 void hbMgrCleanUp() {
-  return;
+#if 0
   hbStopThread();
 
   // destroy all appHbMgr
@@ -537,6 +544,7 @@ void hbMgrCleanUp() {
   pthread_mutex_unlock(&clientHbMgr.lock);
 
   clientHbMgr.appHbMgrs = NULL;
+#endif
 }
 
 int hbRegisterConnImpl(SAppHbMgr *pAppHbMgr, SClientHbKey connKey, SHbConnInfo *info) {
@@ -563,9 +571,11 @@ int hbRegisterConnImpl(SAppHbMgr *pAppHbMgr, SClientHbKey connKey, SHbConnInfo *
 }
 
 int hbRegisterConn(SAppHbMgr *pAppHbMgr, int32_t connId, int64_t clusterId, int32_t hbType) {
-  /*return 0;*/
-  SClientHbKey connKey = {.connId = connId, .hbType = HEARTBEAT_TYPE_QUERY};
-  SHbConnInfo  info = {0};
+  SClientHbKey connKey = {
+      .connId = connId,
+      .hbType = HEARTBEAT_TYPE_QUERY,
+  };
+  SHbConnInfo info = {0};
 
   switch (hbType) {
     case HEARTBEAT_TYPE_QUERY: {
@@ -586,7 +596,6 @@ int hbRegisterConn(SAppHbMgr *pAppHbMgr, int32_t connId, int64_t clusterId, int3
 }
 
 void hbDeregisterConn(SAppHbMgr *pAppHbMgr, SClientHbKey connKey) {
-  /*return;*/
   int32_t code = 0;
   code = taosHashRemove(pAppHbMgr->activeInfo, &connKey, sizeof(SClientHbKey));
   code = taosHashRemove(pAppHbMgr->connInfo, &connKey, sizeof(SClientHbKey));
@@ -598,7 +607,6 @@ void hbDeregisterConn(SAppHbMgr *pAppHbMgr, SClientHbKey connKey) {
 
 int hbAddConnInfo(SAppHbMgr *pAppHbMgr, SClientHbKey connKey, void *key, void *value, int32_t keyLen,
                   int32_t valueLen) {
-  return 0;
   // find req by connection id
   SClientHbReq *pReq = taosHashGet(pAppHbMgr->activeInfo, &connKey, sizeof(SClientHbKey));
   ASSERT(pReq != NULL);

source/client/src/clientImpl.c

@@ -4,8 +4,8 @@
 #include "parser.h"
 #include "planner.h"
 #include "scheduler.h"
+#include "tdatablock.h"
 #include "tdef.h"
-#include "tep.h"
 #include "tglobal.h"
 #include "tmsgtype.h"
 #include "tpagedbuf.h"
@@ -517,7 +517,7 @@ void* doFetchRow(SRequestObj* pRequest) {
       SShowReqInfo* pShowReqInfo = &pRequest->body.showInfo;
       SVgroupInfo*  pVgroupInfo = taosArrayGet(pShowReqInfo->pArray, pShowReqInfo->currentIndex);
 
-      epSet = pVgroupInfo->epset;
+      epSet = pVgroupInfo->epSet;
     } else if (pRequest->type == TDMT_VND_SHOW_TABLES_FETCH) {
       pRequest->type = TDMT_VND_SHOW_TABLES;
       SShowReqInfo* pShowReqInfo = &pRequest->body.showInfo;
@@ -534,7 +534,7 @@ void* doFetchRow(SRequestObj* pRequest) {
       pRequest->body.requestMsg.pData = pShowReq;
 
       SMsgSendInfo* body = buildMsgInfoImpl(pRequest);
-      epSet = pVgroupInfo->epset;
+      epSet = pVgroupInfo->epSet;
 
       int64_t  transporterId = 0;
       STscObj* pTscObj = pRequest->pTscObj;

source/common/src/tep.c → source/common/src/tdatablock.c

@@ -14,7 +14,7 @@
  */
 
 #define _DEFAULT_SOURCE
-#include "tep.h"
+#include "tdatablock.h"
 #include "tcompare.h"
 #include "tglobal.h"
 

source/common/src/tglobal.c

@@ -17,7 +17,7 @@
 #include "tglobal.h"
 #include "tcompare.h"
 #include "tconfig.h"
-#include "tep.h"
+#include "tdatablock.h"
 #include "tlog.h"
 
 SConfig *tsCfg = NULL;
@@ -48,10 +48,11 @@ bool    tsPrintAuth = 0;
 
 // monitor
 bool     tsEnableMonitor = 1;
-int32_t  tsMonitorInterval = 5;
+int32_t  tsMonitorInterval = 30;
 char     tsMonitorFqdn[TSDB_FQDN_LEN] = {0};
 uint16_t tsMonitorPort = 6043;
 int32_t  tsMonitorMaxLogs = 100;
+bool     tsMonitorComp = false;
 
 /*
  * denote if the server needs to compress response message at the application layer to client, including query rsp,
@@ -155,21 +156,40 @@ static void taosAddDataDir(int32_t index, char *v1, int32_t level, int32_t prima
   uTrace("dataDir:%s, level:%d primary:%d is configured", v1, level, primary);
 }
 
-static void taosSetTfsCfg(SConfig *pCfg) {
+static int32_t taosSetTfsCfg(SConfig *pCfg) {
   SConfigItem *pItem = cfgGetItem(pCfg, "dataDir");
-  if (pItem == NULL) return;
+  memset(tsDataDir, 0, PATH_MAX);
 
   int32_t size = taosArrayGetSize(pItem->array);
   if (size <= 0) {
     tsDiskCfgNum = 1;
     taosAddDataDir(0, pItem->str, 0, 1);
+    tstrncpy(tsDataDir, pItem->str, PATH_MAX);
+    if (taosMkDir(tsDataDir) != 0) {
+      uError("failed to create dataDir:%s since %s", tsDataDir, terrstr());
+      return -1;
+    }
   } else {
     tsDiskCfgNum = size < TFS_MAX_DISKS ? size : TFS_MAX_DISKS;
     for (int32_t index = 0; index < tsDiskCfgNum; ++index) {
       SDiskCfg *pCfg = taosArrayGet(pItem->array, index);
       memcpy(&tsDiskCfg[index], pCfg, sizeof(SDiskCfg));
+      if (pCfg->level == 0 && pCfg->primary == 1) {
+        tstrncpy(tsDataDir, pCfg->dir, PATH_MAX);
+      }
+      if (taosMkDir(pCfg->dir) != 0) {
+        uError("failed to create tfsDir:%s since %s", tsDataDir, terrstr());
+        return -1;
+      }
     }
   }
+
+  if (tsDataDir[0] == 0) {
+    uError("datadir not set");
+    return -1;
+  }
+
+  return 0;
 }
 
 struct SConfig *taosGetCfg() {
@@ -279,11 +299,11 @@ static int32_t taosAddSystemCfg(SConfig *pCfg) {
   if (cfgAddLocale(pCfg, "locale", tsLocale) != 0) return -1;
   if (cfgAddCharset(pCfg, "charset", tsCharset) != 0) return -1;
   if (cfgAddBool(pCfg, "enableCoreFile", 1, 1) != 0) return -1;
-  if (cfgAddInt32(pCfg, "numOfCores", tsNumOfCores, 1, 100000, 1) != 0) return -1;
-  if (cfgAddInt32(pCfg, "pageSize(KB)", tsPageSize, 0, INT64_MAX, 1) != 0) return -1;
+  if (cfgAddFloat(pCfg, "numOfCores", tsNumOfCores, 0, 100000, 1) != 0) return -1;
   if (cfgAddInt64(pCfg, "openMax", tsOpenMax, 0, INT64_MAX, 1) != 0) return -1;
   if (cfgAddInt64(pCfg, "streamMax", tsStreamMax, 0, INT64_MAX, 1) != 0) return -1;
-  if (cfgAddInt32(pCfg, "totalMemory(MB)", tsTotalMemoryMB, 0, INT32_MAX, 1) != 0) return -1;
+  if (cfgAddInt32(pCfg, "pageSize(KB)", tsPageSizeKB, 0, INT64_MAX, 1) != 0) return -1;
+  if (cfgAddInt64(pCfg, "totalMemory(KB)", tsTotalMemoryKB, 0, INT64_MAX, 1) != 0) return -1;
   if (cfgAddString(pCfg, "os sysname", info.sysname, 1) != 0) return -1;
   if (cfgAddString(pCfg, "os nodename", info.nodename, 1) != 0) return -1;
   if (cfgAddString(pCfg, "os release", info.release, 1) != 0) return -1;
@@ -294,7 +314,6 @@ static int32_t taosAddSystemCfg(SConfig *pCfg) {
   if (cfgAddString(pCfg, "version", version, 1) != 0) return -1;
   if (cfgAddString(pCfg, "compatible_version", compatible_version, 1) != 0) return -1;
   if (cfgAddString(pCfg, "gitinfo", gitinfo, 1) != 0) return -1;
-  if (cfgAddString(pCfg, "gitinfoOfInternal", gitinfoOfInternal, 1) != 0) return -1;
   if (cfgAddString(pCfg, "buildinfo", buildinfo, 1) != 0) return -1;
   return 0;
 }
@@ -327,6 +346,7 @@ static int32_t taosAddServerCfg(SConfig *pCfg) {
   if (cfgAddString(pCfg, "monitorFqdn", tsMonitorFqdn, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "monitorPort", tsMonitorPort, 1, 65056, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "monitorMaxLogs", tsMonitorMaxLogs, 1, 1000000, 0) != 0) return -1;
+  if (cfgAddBool(pCfg, "monitorComp", tsMonitorComp, 0) != 0) return -1;
 
   return 0;
 }
@@ -358,7 +378,7 @@ static void taosSetServerLogCfg(SConfig *pCfg) {
   fsDebugFlag = cfgGetItem(pCfg, "fsDebugFlag")->i32;
 }
 
-static void taosSetClientCfg(SConfig *pCfg) {
+static int32_t taosSetClientCfg(SConfig *pCfg) {
   tstrncpy(tsLocalFqdn, cfgGetItem(pCfg, "fqdn")->str, TSDB_FQDN_LEN);
   tsServerPort = (uint16_t)cfgGetItem(pCfg, "serverPort")->i32;
   snprintf(tsLocalEp, sizeof(tsLocalEp), "%s:%u", tsLocalFqdn, tsServerPort);
@@ -375,9 +395,13 @@ static void taosSetClientCfg(SConfig *pCfg) {
   snprintf(tsSecond, sizeof(tsSecond), "%s:%u", secondEp.fqdn, secondEp.port);
   cfgSetItem(pCfg, "secondEp", tsSecond, pSecondpItem->stype);
 
-  tstrncpy(tsLogDir, cfgGetItem(pCfg, "tempDir")->str, PATH_MAX);
-  taosExpandDir(tsLogDir, tsLogDir, PATH_MAX);
+  tstrncpy(tsTempDir, cfgGetItem(pCfg, "tempDir")->str, PATH_MAX);
+  taosExpandDir(tsTempDir, tsTempDir, PATH_MAX);
   tsTempSpace.reserved = cfgGetItem(pCfg, "minimalTempDirGB")->fval;
+  if (taosMkDir(tsTempDir) != 0) {
+    uError("failed to create tempDir:%s since %s", tsTempDir, terrstr());
+    return -1;
+  }
 
   tsNumOfThreadsPerCore = cfgGetItem(pCfg, "maxTmrCtrl")->fval;
   tsMaxTmrCtrl = cfgGetItem(pCfg, "maxTmrCtrl")->i32;
@@ -392,6 +416,8 @@ static void taosSetClientCfg(SConfig *pCfg) {
   tsMaxNumOfOrderedResults = cfgGetItem(pCfg, "maxNumOfOrderedRes")->i32;
   tsKeepOriginalColumnName = cfgGetItem(pCfg, "keepColumnName")->bval;
   tsMaxBinaryDisplayWidth = cfgGetItem(pCfg, "maxBinaryDisplayWidth")->i32;
+
+  return 0;
 }
 
 static void taosSetSystemCfg(SConfig *pCfg) {
@@ -404,10 +430,6 @@ static void taosSetSystemCfg(SConfig *pCfg) {
   const char *charset = cfgGetItem(pCfg, "charset")->str;
   taosSetSystemLocale(locale, charset);
 
-  if (tsNumOfCores <= 1) {
-    tsNumOfCores = 2;
-  }
-
   bool enableCore = cfgGetItem(pCfg, "enableCoreFile")->bval;
   taosSetConsoleEcho(enableCore);
 
@@ -415,11 +437,8 @@ static void taosSetSystemCfg(SConfig *pCfg) {
   tsVersion = 30000000;
 }
 
-static void taosSetServerCfg(SConfig *pCfg) {
-  tstrncpy(tsDataDir, cfgGetItem(pCfg, "dataDir")->str, PATH_MAX);
-  taosExpandDir(tsDataDir, tsDataDir, PATH_MAX);
-
-  tsTempSpace.reserved = cfgGetItem(pCfg, "minimalDataDirGB")->fval;
+static int32_t taosSetServerCfg(SConfig *pCfg) {
+  tsDataSpace.reserved = cfgGetItem(pCfg, "minimalDataDirGB")->fval;
   tsNumOfCommitThreads = cfgGetItem(pCfg, "numOfCommitThreads")->i32;
   tsRatioOfQueryCores = cfgGetItem(pCfg, "ratioOfQueryCores")->fval;
   tsMaxNumOfDistinctResults = cfgGetItem(pCfg, "maxNumOfDistinctRes")->i32;
@@ -444,10 +463,13 @@ static void taosSetServerCfg(SConfig *pCfg) {
   tstrncpy(tsMonitorFqdn, cfgGetItem(pCfg, "monitorFqdn")->str, TSDB_FQDN_LEN);
   tsMonitorPort = (uint16_t)cfgGetItem(pCfg, "monitorPort")->i32;
   tsMonitorMaxLogs = cfgGetItem(pCfg, "monitorMaxLogs")->i32;
+  tsMonitorComp = cfgGetItem(pCfg, "monitorComp")->bval;
 
   if (tsQueryBufferSize >= 0) {
     tsQueryBufferSizeBytes = tsQueryBufferSize * 1048576UL;
   }
+
+  return 0;
 }
 
 int32_t taosCreateLog(const char *logname, int32_t logFileNum, const char *cfgDir, const char *envFile,
@@ -458,10 +480,10 @@ int32_t taosCreateLog(const char *logname, int32_t logFileNum, const char *cfgDi
   if (pCfg == NULL) return -1;
 
   if (tsc) {
-    tscEmbeddedInUtil = 0;
+    tsLogEmbedded = 0;
     if (taosAddClientLogCfg(pCfg) != 0) return -1;
   } else {
-    tscEmbeddedInUtil = 1;
+    tsLogEmbedded = 1;
     if (taosAddClientLogCfg(pCfg) != 0) return -1;
     if (taosAddServerLogCfg(pCfg) != 0) return -1;
   }
@@ -508,8 +530,8 @@ int32_t taosInitCfg(const char *cfgDir, const char *envFile, const char *apolloU
   tsCfg = cfgInit();
 
   if (tsc) {
-    if (taosAddClientLogCfg(tsCfg) != 0) return -1;
     if (taosAddClientCfg(tsCfg) != 0) return -1;
+    if (taosAddClientLogCfg(tsCfg) != 0) return -1;
   } else {
     if (taosAddClientCfg(tsCfg) != 0) return -1;
     if (taosAddServerCfg(tsCfg) != 0) return -1;
@@ -532,24 +554,14 @@ int32_t taosInitCfg(const char *cfgDir, const char *envFile, const char *apolloU
   }
 
   if (tsc) {
-    taosSetClientCfg(tsCfg);
+    if (taosSetClientCfg(tsCfg)) return -1;
   } else {
-    taosSetClientCfg(tsCfg);
-    taosSetServerCfg(tsCfg);
-    taosSetTfsCfg(tsCfg);
+    if (taosSetClientCfg(tsCfg)) return -1;
+    if (taosSetServerCfg(tsCfg)) return -1;
+    if (taosSetTfsCfg(tsCfg) != 0) return -1;
   }
   taosSetSystemCfg(tsCfg);
 
-  if (taosMkDir(tsTempDir) != 0) {
-    uError("failed to create dir:%s since %s", tsTempDir, terrstr());
-    return -1;
-  }
-
-  if (!tsc && taosMkDir(tsDataDir) != 0) {
-    uError("failed to create dir:%s since %s", tsDataDir, terrstr());
-    return -1;
-  }
-
   cfgDumpCfg(tsCfg, tsc, false);
   return 0;
 }

source/common/src/tmsg.c

@@ -1481,7 +1481,7 @@ static int32_t tSerializeSUseDbRspImp(SCoder *pEncoder, SUseDbRsp *pRsp) {
     if (tEncodeI32(pEncoder, pVgInfo->vgId) < 0) return -1;
     if (tEncodeU32(pEncoder, pVgInfo->hashBegin) < 0) return -1;
     if (tEncodeU32(pEncoder, pVgInfo->hashEnd) < 0) return -1;
-    if (tEncodeSEpSet(pEncoder, &pVgInfo->epset) < 0) return -1;
+    if (tEncodeSEpSet(pEncoder, &pVgInfo->epSet) < 0) return -1;
   }
 
   return 0;
@@ -1541,7 +1541,7 @@ int32_t tDeserializeSUseDbRspImp(SCoder *pDecoder, SUseDbRsp *pRsp) {
     if (tDecodeI32(pDecoder, &vgInfo.vgId) < 0) return -1;
     if (tDecodeU32(pDecoder, &vgInfo.hashBegin) < 0) return -1;
     if (tDecodeU32(pDecoder, &vgInfo.hashEnd) < 0) return -1;
-    if (tDecodeSEpSet(pDecoder, &vgInfo.epset) < 0) return -1;
+    if (tDecodeSEpSet(pDecoder, &vgInfo.epSet) < 0) return -1;
     taosArrayPush(pRsp->pVgroupInfos, &vgInfo);
   }
 
@@ -2390,3 +2390,36 @@ int32_t tDecodeSMqCMCommitOffsetReq(SCoder *decoder, SMqCMCommitOffsetReq *pReq)
   tEndDecode(decoder);
   return 0;
 }
+
+int32_t tSerializeSVCreateTSmaReq(void **buf, SVCreateTSmaReq *pReq) {
+  int32_t tlen = 0;
+
+  tlen += taosEncodeFixedI64(buf, pReq->ver);
+  tlen += tEncodeTSma(buf, &pReq->tSma);
+
+  return tlen;
+}
+
+void *tDeserializeSVCreateTSmaReq(void *buf, SVCreateTSmaReq *pReq) {
+  buf = taosDecodeFixedI64(buf, &(pReq->ver));
+
+  if ((buf = tDecodeTSma(buf, &pReq->tSma)) == NULL) {
+    tdDestroyTSma(&pReq->tSma);
+  }
+  return buf;
+}
+
+int32_t tSerializeSVDropTSmaReq(void **buf, SVDropTSmaReq *pReq) {
+  int32_t tlen = 0;
+
+  tlen += taosEncodeFixedI64(buf, pReq->ver);
+  tlen += taosEncodeString(buf, pReq->indexName);
+
+  return tlen;
+}
+void *tDeserializeSVDropTSmaReq(void *buf, SVDropTSmaReq *pReq) {
+  buf = taosDecodeFixedI64(buf, &(pReq->ver));
+  buf = taosDecodeStringTo(buf, pReq->indexName);
+
+  return buf;
+}

source/common/src/ttszip.c

@@ -46,7 +46,7 @@ STSBuf* tsBufCreate(bool autoDelete, int32_t order) {
   }
 
   if (!autoDelete) {
-    remove(pTSBuf->path);
+    taosRemoveFile(pTSBuf->path);
   }
 
   if (NULL == allocResForTSBuf(pTSBuf)) {
@@ -178,7 +178,7 @@ void* tsBufDestroy(STSBuf* pTSBuf) {
 
   if (pTSBuf->autoDelete) {
     //    ("tsBuf %p destroyed, delete tmp file:%s", pTSBuf, pTSBuf->path);
-    remove(pTSBuf->path);
+    taosRemoveFile(pTSBuf->path);
   } else {
     //    tscDebug("tsBuf %p destroyed, tmp file:%s, remains", pTSBuf, pTSBuf->path);
   }

source/common/test/commonTests.cpp

-#include "tcommon.h"
 #include <gtest/gtest.h>
-#include <tep.h>
 #include <iostream>
 
 #pragma GCC diagnostic push
@@ -10,6 +8,9 @@
 #pragma GCC diagnostic ignored "-Wsign-compare"
 #include "os.h"
 
+#include "tcommon.h"
+#include "tdatablock.h"
+#include "tcommon.h"
 #include "taos.h"
 #include "tvariant.h"
 #include "tdef.h"

source/common/test/tmsgTest.cpp

 #include <iostream>
 
-#include "gtest/gtest.h"
+#include <gtest/gtest.h>
 
 #include "tmsg.h"
 

source/dnode/mgmt/daemon/src/dmnMain.c

@@ -97,6 +97,11 @@ int32_t dmnRunDnode() {
 }
 
 int main(int argc, char const *argv[]) {
+  if (!taosCheckSystemIsSmallEnd()) {
+    uError("TDengine does not run on non-small-end machines.");
+    return -1;
+  }
+
   if (dmnParseOption(argc, argv) != 0) {
     return -1;
   }

source/dnode/mgmt/daemon/src/dmnUtil.c

@@ -30,6 +30,5 @@ void dmnPrintVersion() {
 #endif
   printf("%s version: %s compatible_version: %s\n", releaseName, version, compatible_version);
   printf("gitinfo: %s\n", gitinfo);
-  printf("gitinfoI: %s\n", gitinfoOfInternal);
   printf("builuInfo: %s\n", buildinfo);
 }

source/dnode/mgmt/impl/inc/dndEnv.h

@@ -31,7 +31,7 @@ typedef struct {
   SDnode     *pDnode;
   STaosQueue *queue;
   union {
-    SQWorkerPool  pool;
+    SQWorkerPool pool;
     SWWorkerPool mpool;
   };
 } SDnodeWorker;
@@ -105,9 +105,19 @@ typedef struct {
 } SBnodeMgmt;
 
 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 {
+  SVnodesStat  stat;
   SHashObj    *hash;
-  int32_t      openVnodes;
-  int32_t      totalVnodes;
   SRWLatch     latch;
   SQWorkerPool queryPool;
   SFWorkerPool fetchPool;
@@ -137,6 +147,8 @@ typedef struct SDnode {
   SStartupReq  startup;
 } SDnode;
 
+int32_t dndGetMonitorDiskInfo(SDnode *pDnode, SMonDiskInfo *pInfo);
+
 #ifdef __cplusplus
 }
 #endif

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

@@ -23,9 +23,11 @@ extern "C" {
 #include "os.h"
 
 #include "cJSON.h"
+#include "monitor.h"
 #include "tcache.h"
 #include "tcrc32c.h"
-#include "tep.h"
+#include "tdatablock.h"
+#include "tglobal.h"
 #include "thash.h"
 #include "tlockfree.h"
 #include "tlog.h"
@@ -35,8 +37,6 @@ extern "C" {
 #include "tthread.h"
 #include "ttime.h"
 #include "tworker.h"
-#include "tglobal.h"
-#include "monitor.h"
 
 #include "dnode.h"
 
@@ -47,14 +47,12 @@ extern "C" {
 #include "vnode.h"
 #include "tfs.h"
 
-extern int32_t dDebugFlag;
-
-#define dFatal(...) { if (dDebugFlag & DEBUG_FATAL) { taosPrintLog("DND FATAL ", 255, __VA_ARGS__); }}
-#define dError(...) { if (dDebugFlag & DEBUG_ERROR) { taosPrintLog("DND ERROR ", 255, __VA_ARGS__); }}
-#define dWarn(...)  { if (dDebugFlag & DEBUG_WARN)  { taosPrintLog("DND WARN ", 255, __VA_ARGS__); }}
-#define dInfo(...)  { if (dDebugFlag & DEBUG_INFO)  { taosPrintLog("DND ", 255, __VA_ARGS__); }}
-#define dDebug(...) { if (dDebugFlag & DEBUG_DEBUG) { taosPrintLog("DND ", dDebugFlag, __VA_ARGS__); }}
-#define dTrace(...) { if (dDebugFlag & DEBUG_TRACE) { taosPrintLog("DND ", dDebugFlag, __VA_ARGS__); }}
+#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__); }}
+#define dWarn(...)  { if (dDebugFlag & DEBUG_WARN)  { taosPrintLog("DND WARN ", DEBUG_WARN, 255, __VA_ARGS__); }}
+#define dInfo(...)  { if (dDebugFlag & DEBUG_INFO)  { taosPrintLog("DND ", DEBUG_INFO, 255, __VA_ARGS__); }}
+#define dDebug(...) { if (dDebugFlag & DEBUG_DEBUG) { taosPrintLog("DND ", DEBUG_DEBUG, dDebugFlag, __VA_ARGS__); }}
+#define dTrace(...) { if (dDebugFlag & DEBUG_TRACE) { taosPrintLog("DND ", DEBUG_TRACE, dDebugFlag, __VA_ARGS__); }}
 
 typedef enum { DND_STAT_INIT, DND_STAT_RUNNING, DND_STAT_STOPPED } EStat;
 typedef enum { DND_WORKER_SINGLE, DND_WORKER_MULTI } EWorkerType;

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

@@ -298,7 +298,7 @@ int32_t dndInit() {
     return -1;
   }
 
-  SMonCfg monCfg = {.maxLogs = tsMonitorMaxLogs, .port = tsMonitorPort, .server = tsMonitorFqdn};
+  SMonCfg monCfg = {.maxLogs = tsMonitorMaxLogs, .port = tsMonitorPort, .server = tsMonitorFqdn, .comp = tsMonitorComp};
   if (monInit(&monCfg) != 0) {
     dError("failed to init monitor since %s", terrstr());
     dndCleanup();
@@ -323,3 +323,12 @@ void dndCleanup() {
   taosStopCacheRefreshWorker();
   dInfo("dnode env is cleaned up");
 }
+
+int32_t dndGetMonitorDiskInfo(SDnode *pDnode, SMonDiskInfo *pInfo) {
+  tstrncpy(pInfo->logdir.name, tsLogDir, sizeof(pInfo->logdir.name));
+  pInfo->logdir.size = tsLogSpace.size;
+  tstrncpy(pInfo->tempdir.name, tsTempDir, sizeof(pInfo->tempdir.name));
+  pInfo->tempdir.size = tsTempSpace.size;
+
+  return tfsGetMonitorInfo(pDnode->pTfs, pInfo);
+}
\ No newline at end of file

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

@@ -474,20 +474,47 @@ void dndProcessStartupReq(SDnode *pDnode, SRpcMsg *pReq) {
   rpcSendResponse(&rpcRsp);
 }
 
-void dndGetBasicInfo(SDnode *pDnode, SMonBasicInfo *pInfo) {
+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) {
+  pInfo->uptime = (taosGetTimestampMs() - pDnode->dmgmt.rebootTime) / (86400000.0f);
+  taosGetCpuUsage(&pInfo->cpu_engine, &pInfo->cpu_system);
+  pInfo->cpu_cores = tsNumOfCores;
+  taosGetProcMemory(&pInfo->mem_engine);
+  taosGetSysMemory(&pInfo->mem_system);
+  pInfo->mem_total = tsTotalMemoryKB;
+  pInfo->disk_engine = 0;
+  pInfo->disk_used = tsDataSpace.size.used;
+  pInfo->disk_total = tsDataSpace.size.total;
+  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;
 }
 
 static void dndSendMonitorReport(SDnode *pDnode) {
-  if (!tsEnableMonitor || tsMonitorFqdn[0] == 0) return;
+  if (!tsEnableMonitor || tsMonitorFqdn[0] == 0 || tsMonitorPort == 0) return;
+  dTrace("pDnode:%p, send monitor report to %s:%u", pDnode, tsMonitorFqdn, tsMonitorPort);
+
   SMonInfo *pMonitor = monCreateMonitorInfo();
   if (pMonitor == NULL) return;
 
-  dTrace("pDnode:%p, send monitor report to %s:%u", pDnode, tsMonitorFqdn, tsMonitorPort);
-
   SMonBasicInfo basicInfo = {0};
-  dndGetBasicInfo(pDnode, &basicInfo);
+  dndGetMonitorBasicInfo(pDnode, &basicInfo);
   monSetBasicInfo(pMonitor, &basicInfo);
 
   SMonClusterInfo clusterInfo = {0};
@@ -499,6 +526,20 @@ static void dndSendMonitorReport(SDnode *pDnode) {
     monSetGrantInfo(pMonitor, &grantInfo);
   }
 
+  SMonDnodeInfo dnodeInfo = {0};
+  dndGetMonitorDnodeInfo(pDnode, &dnodeInfo);
+  monSetDnodeInfo(pMonitor, &dnodeInfo);
+
+  SMonDiskInfo diskInfo = {0};
+  if (dndGetMonitorDiskInfo(pDnode, &diskInfo) == 0) {
+    monSetDiskInfo(pMonitor, &diskInfo);
+  }
+
+  taosArrayDestroy(clusterInfo.dnodes);
+  taosArrayDestroy(clusterInfo.mnodes);
+  taosArrayDestroy(vgroupInfo.vgroups);
+  taosArrayDestroy(diskInfo.datadirs);
+
   monSendReport(pMonitor);
   monCleanupMonitorInfo(pMonitor);
 }

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

@@ -639,4 +639,4 @@ int32_t dndGetMnodeMonitorInfo(SDnode *pDnode, SMonClusterInfo *pClusterInfo, SM
   int32_t code = mndGetMonitorInfo(pMnode, pClusterInfo, pVgroupInfo, pGrantInfo);
   dndReleaseMnode(pDnode, pMnode);
   return code;
-}
+}
\ No newline at end of file

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

@@ -17,6 +17,7 @@
 #include "dndVnodes.h"
 #include "dndMgmt.h"
 #include "dndTransport.h"
+#include "sync.h"
 
 typedef struct {
   int32_t  vgId;
@@ -85,7 +86,7 @@ static SVnodeObj *dndAcquireVnode(SDnode *pDnode, int32_t vgId) {
   int32_t      refCount = 0;
 
   taosRLockLatch(&pMgmt->latch);
-  taosHashGetClone(pMgmt->hash, &vgId, sizeof(int32_t), (void *)&pVnode);
+  taosHashGetDup(pMgmt->hash, &vgId, sizeof(int32_t), (void *)&pVnode);
   if (pVnode == NULL) {
     terrno = TSDB_CODE_VND_INVALID_VGROUP_ID;
   } else {
@@ -381,7 +382,7 @@ static void *dnodeOpenVnodeFunc(void *param) {
 
     char stepDesc[TSDB_STEP_DESC_LEN] = {0};
     snprintf(stepDesc, TSDB_STEP_DESC_LEN, "vgId:%d, start to restore, %d of %d have been opened", pCfg->vgId,
-             pMgmt->openVnodes, pMgmt->totalVnodes);
+             pMgmt->stat.openVnodes, pMgmt->stat.totalVnodes);
     dndReportStartup(pDnode, "open-vnodes", stepDesc);
 
     SVnodeCfg cfg = {.pDnode = pDnode, .pTfs = pDnode->pTfs, .vgId = pCfg->vgId, .dbId = pCfg->dbUid};
@@ -395,7 +396,7 @@ static void *dnodeOpenVnodeFunc(void *param) {
       pThread->opened++;
     }
 
-    atomic_add_fetch_32(&pMgmt->openVnodes, 1);
+    atomic_add_fetch_32(&pMgmt->stat.openVnodes, 1);
   }
 
   dDebug("thread:%d, total vnodes:%d, opened:%d failed:%d", pThread->threadIndex, pThread->vnodeNum, pThread->opened,
@@ -421,7 +422,7 @@ static int32_t dndOpenVnodes(SDnode *pDnode) {
     return -1;
   }
 
-  pMgmt->totalVnodes = numOfVnodes;
+  pMgmt->stat.totalVnodes = numOfVnodes;
 
   int32_t threadNum = tsNumOfCores;
 #if 1
@@ -469,11 +470,11 @@ static int32_t dndOpenVnodes(SDnode *pDnode) {
   free(threads);
   free(pCfgs);
 
-  if (pMgmt->openVnodes != pMgmt->totalVnodes) {
-    dError("there are total vnodes:%d, opened:%d", pMgmt->totalVnodes, pMgmt->openVnodes);
+  if (pMgmt->stat.openVnodes != pMgmt->stat.totalVnodes) {
+    dError("there are total vnodes:%d, opened:%d", pMgmt->stat.totalVnodes, pMgmt->stat.openVnodes);
     return -1;
   } else {
-    dInfo("total vnodes:%d open successfully", pMgmt->totalVnodes);
+    dInfo("total vnodes:%d open successfully", pMgmt->stat.totalVnodes);
     return 0;
   }
 }
@@ -979,11 +980,18 @@ void dndCleanupVnodes(SDnode *pDnode) {
 
 void dndGetVnodeLoads(SDnode *pDnode, SArray *pLoads) {
   SVnodesMgmt *pMgmt = &pDnode->vmgmt;
+  SVnodesStat *pStat = &pMgmt->stat;
+  int32_t      totalVnodes = 0;
+  int32_t      masterNum = 0;
+  int64_t      numOfSelectReqs = 0;
+  int64_t      numOfInsertReqs = 0;
+  int64_t      numOfInsertSuccessReqs = 0;
+  int64_t      numOfBatchInsertReqs = 0;
+  int64_t      numOfBatchInsertSuccessReqs = 0;
 
   taosRLockLatch(&pMgmt->latch);
 
-  int32_t v = 0;
-  void   *pIter = taosHashIterate(pMgmt->hash, NULL);
+  void *pIter = taosHashIterate(pMgmt->hash, NULL);
   while (pIter) {
     SVnodeObj **ppVnode = pIter;
     if (ppVnode == NULL || *ppVnode == NULL) continue;
@@ -993,8 +1001,24 @@ void dndGetVnodeLoads(SDnode *pDnode, SArray *pLoads) {
     vnodeGetLoad(pVnode->pImpl, &vload);
     taosArrayPush(pLoads, &vload);
 
+    numOfSelectReqs += vload.numOfSelectReqs;
+    numOfInsertReqs += vload.numOfInsertReqs;
+    numOfInsertSuccessReqs += vload.numOfInsertSuccessReqs;
+    numOfBatchInsertReqs += vload.numOfBatchInsertReqs;
+    numOfBatchInsertSuccessReqs += vload.numOfBatchInsertSuccessReqs;
+    totalVnodes++;
+    if (vload.role == TAOS_SYNC_STATE_LEADER) masterNum++;
+
     pIter = taosHashIterate(pMgmt->hash, pIter);
   }
 
   taosRUnLockLatch(&pMgmt->latch);
+
+  pStat->totalVnodes = totalVnodes;
+  pStat->masterNum = masterNum;
+  pStat->numOfSelectReqs = numOfSelectReqs;
+  pStat->numOfInsertReqs = numOfInsertReqs;
+  pStat->numOfInsertSuccessReqs = numOfInsertSuccessReqs;
+  pStat->numOfBatchInsertReqs = numOfBatchInsertReqs;
+  pStat->numOfBatchInsertSuccessReqs = numOfBatchInsertSuccessReqs;
 }

source/dnode/mgmt/impl/test/sut/src/client.cpp

@@ -14,7 +14,7 @@
  */
 
 #include "sut.h"
-#include "tep.h"
+#include "tdatablock.h"
 
 static void processClientRsp(void* parent, SRpcMsg* pRsp, SEpSet* pEpSet) {
   TestClient* client = (TestClient*)parent;

source/dnode/mgmt/impl/test/sut/src/sut.cpp

@@ -28,7 +28,7 @@ void Testbase::InitLog(const char* path) {
   wDebugFlag = 0;
   sDebugFlag = 0;
   tsdbDebugFlag = 0;
-  tscEmbeddedInUtil = 1;
+  tsLogEmbedded = 1;
   tsAsyncLog = 0;
 
   taosRemoveDir(path);

source/dnode/mnode/impl/inc/mndDef.h

@@ -34,46 +34,6 @@
 extern "C" {
 #endif
 
-extern int32_t mDebugFlag;
-
-// mnode log function
-#define mFatal(...)                                 \
-  {                                                 \
-    if (mDebugFlag & DEBUG_FATAL) {                 \
-      taosPrintLog("MND FATAL ", 255, __VA_ARGS__); \
-    }                                               \
-  }
-#define mError(...)                                 \
-  {                                                 \
-    if (mDebugFlag & DEBUG_ERROR) {                 \
-      taosPrintLog("MND ERROR ", 255, __VA_ARGS__); \
-    }                                               \
-  }
-#define mWarn(...)                                 \
-  {                                                \
-    if (mDebugFlag & DEBUG_WARN) {                 \
-      taosPrintLog("MND WARN ", 255, __VA_ARGS__); \
-    }                                              \
-  }
-#define mInfo(...)                            \
-  {                                           \
-    if (mDebugFlag & DEBUG_INFO) {            \
-      taosPrintLog("MND ", 255, __VA_ARGS__); \
-    }                                         \
-  }
-#define mDebug(...)                                  \
-  {                                                  \
-    if (mDebugFlag & DEBUG_DEBUG) {                  \
-      taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); \
-    }                                                \
-  }
-#define mTrace(...)                                  \
-  {                                                  \
-    if (mDebugFlag & DEBUG_TRACE) {                  \
-      taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); \
-    }                                                \
-  }
-
 typedef enum {
   MND_AUTH_ACCT_START = 0,
   MND_AUTH_ACCT_USER,
@@ -634,7 +594,7 @@ typedef struct {
   int64_t  consumerId;
   int64_t  connId;
   SRWLatch lock;
-  char     cgroup[TSDB_CONSUMER_GROUP_LEN];
+  char     cgroup[TSDB_CGROUP_LEN];
   SArray*  currentTopics;        // SArray<char*>
   SArray*  recentRemovedTopics;  // SArray<char*>
   int32_t  epoch;
@@ -701,6 +661,9 @@ static FORCE_INLINE void* tDecodeSMqConsumerObj(void* buf, SMqConsumerObj* pCons
   return buf;
 }
 
+typedef struct {
+} SStreamScheduler;
+
 typedef struct SMnodeMsg {
   char    user[TSDB_USER_LEN];
   char    db[TSDB_DB_FNAME_LEN];

source/dnode/mnode/impl/inc/mndInt.h

@@ -20,7 +20,7 @@
 
 #include "sdb.h"
 #include "tcache.h"
-#include "tep.h"
+#include "tdatablock.h"
 #include "tglobal.h"
 #include "tqueue.h"
 #include "ttime.h"
@@ -31,6 +31,13 @@
 extern "C" {
 #endif
 
+#define mFatal(...) { if (mDebugFlag & DEBUG_FATAL) { taosPrintLog("MND FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); }}
+#define mError(...) { if (mDebugFlag & DEBUG_ERROR) { taosPrintLog("MND ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }}
+#define mWarn(...)  { if (mDebugFlag & DEBUG_WARN)  { taosPrintLog("MND WARN ", DEBUG_WARN, 255, __VA_ARGS__); }}
+#define mInfo(...)  { if (mDebugFlag & DEBUG_INFO)  { taosPrintLog("MND ", DEBUG_INFO, 255, __VA_ARGS__); }}
+#define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", DEBUG_DEBUG, mDebugFlag, __VA_ARGS__); }}
+#define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", DEBUG_TRACE, mDebugFlag, __VA_ARGS__); }}
+
 typedef int32_t (*MndMsgFp)(SMnodeMsg *pMsg);
 typedef int32_t (*MndInitFp)(SMnode *pMnode);
 typedef void (*MndCleanupFp)(SMnode *pMnode);
@@ -85,6 +92,11 @@ typedef struct {
   ESyncState state;
 } SSyncMgmt;
 
+typedef struct {
+  int64_t expireTimeMS;
+  int64_t timeseriesAllowed;
+} SGrantInfo;
+
 typedef struct SMnode {
   int32_t           dnodeId;
   int64_t           clusterId;
@@ -105,6 +117,7 @@ typedef struct SMnode {
   STelemMgmt        telemMgmt;
   SSyncMgmt         syncMgmt;
   SHashObj         *infosMeta;
+  SGrantInfo        grant;
   MndMsgFp          msgFp[TDMT_MAX];
   SendReqToDnodeFp  sendReqToDnodeFp;
   SendReqToMnodeFp  sendReqToMnodeFp;
@@ -120,7 +133,7 @@ void    mndSetMsgHandle(SMnode *pMnode, tmsg_t msgType, MndMsgFp fp);
 
 uint64_t mndGenerateUid(char *name, int32_t len);
 
-int32_t mndGetLoad(SMnode *pMnode, SMnodeLoad *pLoad);
+void mndGetLoad(SMnode *pMnode, SMnodeLoad *pLoad);
 
 #ifdef __cplusplus
 }

source/dnode/mnode/impl/inc/mndProfile.h

@@ -24,6 +24,7 @@ extern "C" {
 
 int32_t mndInitProfile(SMnode *pMnode);
 void    mndCleanupProfile(SMnode *pMnode);
+int32_t mndGetNumOfConnections(SMnode *pMnode);
 
 #ifdef __cplusplus
 }

source/dnode/mnode/impl/inc/mndScheduler.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_MND_SCHEDULER_H_
+#define _TD_MND_SCHEDULER_H_
+
+#include "mndInt.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int32_t mndInitScheduler(SMnode* pMnode);
+void    mndCleanupScheduler(SMnode* pMnode);
+
+int32_t mndSchedInitSubEp(SMnode* pMnode, const SMqTopicObj* pTopic, SMqSubscribeObj* pSub);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TD_MND_SCHEDULER_H_ */

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

@@ -900,10 +900,10 @@ static void mndBuildDBVgroupInfo(SDbObj *pDb, SMnode *pMnode, SArray *pVgList) {
       vgInfo.vgId = pVgroup->vgId;
       vgInfo.hashBegin = pVgroup->hashBegin;
       vgInfo.hashEnd = pVgroup->hashEnd;
-      vgInfo.epset.numOfEps = pVgroup->replica;
+      vgInfo.epSet.numOfEps = pVgroup->replica;
       for (int32_t gid = 0; gid < pVgroup->replica; ++gid) {
         SVnodeGid *pVgid = &pVgroup->vnodeGid[gid];
-        SEp       *pEp = &vgInfo.epset.eps[gid];
+        SEp       *pEp = &vgInfo.epSet.eps[gid];
         SDnodeObj *pDnode = mndAcquireDnode(pMnode, pVgid->dnodeId);
         if (pDnode != NULL) {
           memcpy(pEp->fqdn, pDnode->fqdn, TSDB_FQDN_LEN);
@@ -911,7 +911,7 @@ static void mndBuildDBVgroupInfo(SDbObj *pDb, SMnode *pMnode, SArray *pVgList) {
         }
         mndReleaseDnode(pMnode, pDnode);
         if (pVgid->role == TAOS_SYNC_STATE_LEADER) {
-          vgInfo.epset.inUse = gid;
+          vgInfo.epSet.inUse = gid;
         }
       }
       vindex++;

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

@@ -340,9 +340,16 @@ static int32_t mndProcessStatusReq(SMnodeMsg *pReq) {
         pVgroup->compStorage = pVload->compStorage;
         pVgroup->pointsWritten = pVload->pointsWritten;
       }
+      bool roleChanged = false;
       for (int32_t vg = 0; vg < pVgroup->replica; ++vg) {
+        if (pVgroup->vnodeGid[vg].role != pVload->role) {
+          roleChanged = true;
+        }
         pVgroup->vnodeGid[vg].role = pVload->role;
       }
+      if (roleChanged) {
+        // notify scheduler role has changed
+      }
     }
 
     mndReleaseVgroup(pMnode, pVgroup);
@@ -631,13 +638,13 @@ static int32_t mndGetConfigMeta(SMnodeMsg *pReq, SShowObj *pShow, STableMetaRsp
 
   pShow->bytes[cols] = TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE;
   pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
-    strcpy(pSchema[cols].name, "name");
+  strcpy(pSchema[cols].name, "name");
   pSchema[cols].bytes = pShow->bytes[cols];
   cols++;
 
   pShow->bytes[cols] = TSDB_CONIIG_VALUE_LEN + VARSTR_HEADER_SIZE;
   pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
-   strcpy(pSchema[cols].name, "value");
+  strcpy(pSchema[cols].name, "value");
   pSchema[cols].bytes = pShow->bytes[cols];
   cols++;
 
@@ -823,4 +830,4 @@ static int32_t mndRetrieveDnodes(SMnodeMsg *pReq, SShowObj *pShow, char *data, i
 static void mndCancelGetNextDnode(SMnode *pMnode, void *pIter) {
   SSdb *pSdb = pMnode->pSdb;
   sdbCancelFetch(pSdb, pIter);
-}
+}
\ No newline at end of file

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

@@ -99,11 +99,15 @@ void mndUpdateMnodeRole(SMnode *pMnode) {
     pIter = sdbFetch(pSdb, SDB_MNODE, pIter, (void **)&pObj);
     if (pIter == NULL) break;
 
+    ESyncState lastRole = pObj->role;
     if (pObj->id == 1) {
       pObj->role = TAOS_SYNC_STATE_LEADER;
     } else {
       pObj->role = TAOS_SYNC_STATE_CANDIDATE;
     }
+    if (pObj->role != lastRole) {
+      pObj->roleTime = taosGetTimestampMs();
+    }
 
     sdbRelease(pSdb, pObj);
   }

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

@@ -48,7 +48,7 @@ static SConnObj *mndCreateConn(SMnode *pMnode, SRpcConnInfo *pInfo, int32_t pid,
 static void      mndFreeConn(SConnObj *pConn);
 static SConnObj *mndAcquireConn(SMnode *pMnode, int32_t connId);
 static void      mndReleaseConn(SMnode *pMnode, SConnObj *pConn);
-static void     *mndGetNextConn(SMnode *pMnode, void *pIter, SConnObj **pConn);
+static void     *mndGetNextConn(SMnode *pMnode, SCacheIter *pIter);
 static void      mndCancelGetNextConn(SMnode *pMnode, void *pIter);
 static int32_t   mndProcessHeartBeatReq(SMnodeMsg *pReq);
 static int32_t   mndProcessConnectReq(SMnodeMsg *pReq);
@@ -158,27 +158,23 @@ static void mndReleaseConn(SMnode *pMnode, SConnObj *pConn) {
   taosCacheRelease(pMgmt->cache, (void **)&pConn, false);
 }
 
-static void *mndGetNextConn(SMnode *pMnode, void *pIter, SConnObj **pConn) {
-  SProfileMgmt *pMgmt = &pMnode->profileMgmt;
-
-  *pConn = NULL;
-
-  pIter = taosHashIterate(pMgmt->cache->pHashTable, pIter);
-  if (pIter == NULL) return NULL;
-
-  SCacheDataNode **pNode = pIter;
-  if (pNode == NULL || *pNode == NULL) {
-    taosHashCancelIterate(pMgmt->cache->pHashTable, pIter);
-    return NULL;
+void *mndGetNextConn(SMnode *pMnode, SCacheIter *pIter) {
+  SConnObj* pConn = NULL;
+  bool hasNext = taosCacheIterNext(pIter);
+  if (hasNext) {
+    size_t dataLen = 0;
+    pConn = taosCacheIterGetData(pIter, &dataLen);
+  } else {
+    taosCacheDestroyIter(pIter);
   }
 
-  *pConn = (SConnObj *)((*pNode)->data);
-  return pIter;
+  return pConn;
 }
 
 static void mndCancelGetNextConn(SMnode *pMnode, void *pIter) {
-  SProfileMgmt *pMgmt = &pMnode->profileMgmt;
-  taosHashCancelIterate(pMgmt->cache->pHashTable, pIter);
+  if (pIter != NULL) {
+    taosCacheDestroyIter(pIter);
+  }
 }
 
 static int32_t mndProcessConnectReq(SMnodeMsg *pReq) {
@@ -376,8 +372,8 @@ static int32_t mndProcessHeartBeatReq(SMnodeMsg *pReq) {
             int32_t rspLen = 0;
             mndValidateDbInfo(pMnode, kv->value, kv->valueLen / sizeof(SDbVgVersion), &rspMsg, &rspLen);
             if (rspMsg && rspLen > 0) {
-              SKv kv = {.key = HEARTBEAT_KEY_DBINFO, .valueLen = rspLen, .value = rspMsg};
-              taosArrayPush(hbRsp.info, &kv);
+              SKv kv1 = {.key = HEARTBEAT_KEY_DBINFO, .valueLen = rspLen, .value = rspMsg};
+              taosArrayPush(hbRsp.info, &kv1);
             }
             break;
           }
@@ -386,8 +382,8 @@ static int32_t mndProcessHeartBeatReq(SMnodeMsg *pReq) {
             int32_t rspLen = 0;
             mndValidateStbInfo(pMnode, kv->value, kv->valueLen / sizeof(SSTableMetaVersion), &rspMsg, &rspLen);
             if (rspMsg && rspLen > 0) {
-              SKv kv = {.key = HEARTBEAT_KEY_STBINFO, .valueLen = rspLen, .value = rspMsg};
-              taosArrayPush(hbRsp.info, &kv);
+              SKv kv1 = {.key = HEARTBEAT_KEY_STBINFO, .valueLen = rspLen, .value = rspMsg};
+              taosArrayPush(hbRsp.info, &kv1);
             }
             break;
           }
@@ -638,7 +634,7 @@ static int32_t mndGetConnsMeta(SMnodeMsg *pReq, SShowObj *pShow, STableMetaRsp *
     pShow->offset[i] = pShow->offset[i - 1] + pShow->bytes[i - 1];
   }
 
-  pShow->numOfRows = taosHashGetSize(pMgmt->cache->pHashTable);
+  pShow->numOfRows = taosCacheGetNumOfObj(pMgmt->cache);
   pShow->rowSize = pShow->offset[cols - 1] + pShow->bytes[cols - 1];
   strcpy(pMeta->tbName, mndShowStr(pShow->type));
 
@@ -653,8 +649,13 @@ static int32_t mndRetrieveConns(SMnodeMsg *pReq, SShowObj *pShow, char *data, in
   char     *pWrite;
   char      ipStr[TSDB_IPv4ADDR_LEN + 6];
 
+  if (pShow->pIter == NULL) {
+    SProfileMgmt *pMgmt = &pMnode->profileMgmt;
+    pShow->pIter = taosCacheCreateIter(pMgmt->cache);
+  }
+
   while (numOfRows < rows) {
-    pShow->pIter = mndGetNextConn(pMnode, pShow->pIter, &pConn);
+    pConn = mndGetNextConn(pMnode, pShow->pIter);
     if (pConn == NULL) break;
 
     cols = 0;
@@ -823,19 +824,24 @@ static int32_t mndRetrieveQueries(SMnodeMsg *pReq, SShowObj *pShow, char *data,
   void     *pIter;
   char      str[TSDB_IPv4ADDR_LEN + 6] = {0};
 
+  if (pShow->pIter == NULL) {
+    SProfileMgmt *pMgmt = &pMnode->profileMgmt;
+    pShow->pIter = taosCacheCreateIter(pMgmt->cache);
+  }
+
   while (numOfRows < rows) {
-    pIter = mndGetNextConn(pMnode, pShow->pIter, &pConn);
+    pConn = mndGetNextConn(pMnode, pShow->pIter);
     if (pConn == NULL) {
-      pShow->pIter = pIter;
+      pShow->pIter = NULL;
       break;
     }
 
     if (numOfRows + pConn->numOfQueries >= rows) {
-      mndCancelGetNextConn(pMnode, pIter);
+      taosCacheDestroyIter(pShow->pIter);
+      pShow->pIter = NULL;
       break;
     }
 
-    pShow->pIter = pIter;
     for (int32_t i = 0; i < pConn->numOfQueries; ++i) {
       SQueryDesc *pDesc = pConn->pQueries + i;
       cols = 0;
@@ -913,6 +919,12 @@ static int32_t mndRetrieveQueries(SMnodeMsg *pReq, SShowObj *pShow, char *data,
 }
 
 static void mndCancelGetNextQuery(SMnode *pMnode, void *pIter) {
-  SProfileMgmt *pMgmt = &pMnode->profileMgmt;
-  taosHashCancelIterate(pMgmt->cache->pHashTable, pIter);
+  if (pIter != NULL) {
+    taosCacheDestroyIter(pIter);
+  }
 }
+
+int32_t mndGetNumOfConnections(SMnode *pMnode) {
+  SProfileMgmt *pMgmt = &pMnode->profileMgmt;
+  return taosCacheGetNumOfObj(pMgmt->cache);
+}
\ No newline at end of file

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

+/*
+ * 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/>.
+ */
+
+#include "mndScheduler.h"
+#include "mndConsumer.h"
+#include "mndDb.h"
+#include "mndDnode.h"
+#include "mndMnode.h"
+#include "mndOffset.h"
+#include "mndShow.h"
+#include "mndStb.h"
+#include "mndSubscribe.h"
+#include "mndTopic.h"
+#include "mndTrans.h"
+#include "mndUser.h"
+#include "mndVgroup.h"
+#include "tcompare.h"
+#include "tname.h"
+
+int32_t mndSchedInitSubEp(SMnode* pMnode, const SMqTopicObj* pTopic, SMqSubscribeObj* pSub) {
+  SSdb*      pSdb = pMnode->pSdb;
+  SVgObj*    pVgroup = NULL;
+  SQueryDag* pDag = qStringToDag(pTopic->physicalPlan);
+  if (pDag == NULL) {
+    terrno = TSDB_CODE_QRY_INVALID_INPUT;
+    return -1;
+  }
+
+  ASSERT(pSub->vgNum == 0);
+
+  int32_t levelNum = taosArrayGetSize(pDag->pSubplans);
+  if (levelNum != 1) {
+    qDestroyQueryDag(pDag);
+    terrno = TSDB_CODE_MND_UNSUPPORTED_TOPIC;
+    return -1;
+  }
+
+  SArray* plans = taosArrayGetP(pDag->pSubplans, 0);
+
+  int32_t opNum = taosArrayGetSize(plans);
+  if (opNum != 1) {
+    qDestroyQueryDag(pDag);
+    terrno = TSDB_CODE_MND_UNSUPPORTED_TOPIC;
+    return -1;
+  }
+  SSubplan* plan = taosArrayGetP(plans, 0);
+
+  void* pIter = NULL;
+  while (1) {
+    pIter = sdbFetch(pSdb, SDB_VGROUP, pIter, (void**)&pVgroup);
+    if (pIter == NULL) break;
+    if (pVgroup->dbUid != pTopic->dbUid) {
+      sdbRelease(pSdb, pVgroup);
+      continue;
+    }
+
+    pSub->vgNum++;
+    plan->execNode.nodeId = pVgroup->vgId;
+    plan->execNode.epSet = mndGetVgroupEpset(pMnode, pVgroup);
+
+    SMqConsumerEp consumerEp = {0};
+    consumerEp.status = 0;
+    consumerEp.consumerId = -1;
+    consumerEp.epSet = plan->execNode.epSet;
+    consumerEp.vgId = plan->execNode.nodeId;
+    int32_t msgLen;
+    if (qSubPlanToString(plan, &consumerEp.qmsg, &msgLen) < 0) {
+      sdbRelease(pSdb, pVgroup);
+      qDestroyQueryDag(pDag);
+      terrno = TSDB_CODE_QRY_INVALID_INPUT;
+      return -1;
+    }
+    taosArrayPush(pSub->unassignedVg, &consumerEp);
+  }
+
+  qDestroyQueryDag(pDag);
+
+  return 0;
+}

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

@@ -20,6 +20,7 @@
 #include "mndDnode.h"
 #include "mndMnode.h"
 #include "mndOffset.h"
+#include "mndScheduler.h"
 #include "mndShow.h"
 #include "mndStb.h"
 #include "mndTopic.h"
@@ -39,7 +40,7 @@ enum {
   MQ_SUBSCRIBE_STATUS__DELETED,
 };
 
-static char *mndMakeSubscribeKey(const char *cgroup, const char *topicName);
+static int32_t mndMakeSubscribeKey(char *key, const char *cgroup, const char *topicName);
 
 static SSdbRaw *mndSubActionEncode(SMqSubscribeObj *);
 static SSdbRow *mndSubActionDecode(SSdbRaw *pRaw);
@@ -87,22 +88,24 @@ static SMqSubscribeObj *mndCreateSubscription(SMnode *pMnode, const SMqTopicObj
     terrno = TSDB_CODE_OUT_OF_MEMORY;
     return NULL;
   }
-  char *key = mndMakeSubscribeKey(cgroup, pTopic->name);
-  if (key == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
+  char key[TSDB_SUBSCRIBE_KEY_LEN];
+  mndMakeSubscribeKey(key, cgroup, pTopic->name);
+  strcpy(pSub->key, key);
+
+  if (mndSchedInitSubEp(pMnode, pTopic, pSub) < 0) {
     tDeleteSMqSubscribeObj(pSub);
     free(pSub);
     return NULL;
   }
-  strcpy(pSub->key, key);
-  free(key);
 
+#if 0
   if (mndInitUnassignedVg(pMnode, pTopic, pSub) < 0) {
     terrno = TSDB_CODE_OUT_OF_MEMORY;
     tDeleteSMqSubscribeObj(pSub);
     free(pSub);
     return NULL;
   }
+#endif
   // TODO: disable alter subscribed table
   return pSub;
 }
@@ -291,7 +294,11 @@ static int32_t mndProcessGetSubEpReq(SMnodeMsg *pMsg) {
           for (int32_t k = 0; k < vgsz; k++) {
             char           offsetKey[TSDB_PARTITION_KEY_LEN];
             SMqConsumerEp *pConsumerEp = taosArrayGet(pSubConsumer->vgInfo, k);
-            SMqSubVgEp     vgEp = {.epSet = pConsumerEp->epSet, .vgId = pConsumerEp->vgId, .offset = -1};
+            SMqSubVgEp     vgEp = {
+                    .epSet = pConsumerEp->epSet,
+                    .vgId = pConsumerEp->vgId,
+                    .offset = -1,
+            };
             mndMakePartitionKey(offsetKey, pConsumer->cgroup, topicName, pConsumerEp->vgId);
             SMqOffsetObj *pOffsetObj = mndAcquireOffset(pMnode, offsetKey);
             if (pOffsetObj != NULL) {
@@ -325,15 +332,14 @@ static int32_t mndProcessGetSubEpReq(SMnodeMsg *pMsg) {
   return 0;
 }
 
-static int32_t mndSplitSubscribeKey(char *key, char **topic, char **cgroup) {
+static int32_t mndSplitSubscribeKey(const char *key, char *topic, char *cgroup) {
   int32_t i = 0;
-  while (key[i] != ':') {
+  while (key[i] != TMQ_SEPARATOR) {
     i++;
   }
-  key[i] = 0;
-  *cgroup = strdup(key);
-  key[i] = ':';
-  *topic = strdup(&key[i + 1]);
+  memcpy(topic, key, i - 1);
+  topic[i] = 0;
+  strcpy(cgroup, &key[i + 1]);
   return 0;
 }
 
@@ -342,7 +348,7 @@ static SMqRebSubscribe *mndGetOrCreateRebSub(SHashObj *pHash, const char *key) {
   if (pRebSub == NULL) {
     pRebSub = tNewSMqRebSubscribe(key);
     if (pRebSub == NULL) {
-      // TODO
+      terrno = TSDB_CODE_OUT_OF_MEMORY;
       return NULL;
     }
     taosHashPut(pHash, key, strlen(key), pRebSub, sizeof(SMqRebSubscribe));
@@ -369,8 +375,9 @@ static int32_t mndProcessMqTimerMsg(SMnodeMsg *pMsg) {
         // get all topics of that topic
         int32_t sz = taosArrayGetSize(pConsumer->currentTopics);
         for (int32_t i = 0; i < sz; i++) {
-          char            *topic = taosArrayGetP(pConsumer->currentTopics, i);
-          char            *key = mndMakeSubscribeKey(pConsumer->cgroup, topic);
+          char *topic = taosArrayGetP(pConsumer->currentTopics, i);
+          char  key[TSDB_SUBSCRIBE_KEY_LEN];
+          mndMakeSubscribeKey(key, pConsumer->cgroup, topic);
           SMqRebSubscribe *pRebSub = mndGetOrCreateRebSub(pRebMsg->rebSubHash, key);
           taosArrayPush(pRebSub->lostConsumers, &pConsumer->consumerId);
         }
@@ -386,8 +393,9 @@ static int32_t mndProcessMqTimerMsg(SMnodeMsg *pMsg) {
       }
       int32_t sz = taosArrayGetSize(rebSubs);
       for (int32_t i = 0; i < sz; i++) {
-        char            *topic = taosArrayGetP(rebSubs, i);
-        char            *key = mndMakeSubscribeKey(pConsumer->cgroup, topic);
+        char *topic = taosArrayGetP(rebSubs, i);
+        char  key[TSDB_SUBSCRIBE_KEY_LEN];
+        mndMakeSubscribeKey(key, pConsumer->cgroup, topic);
         SMqRebSubscribe *pRebSub = mndGetOrCreateRebSub(pRebMsg->rebSubHash, key);
         if (status == MQ_CONSUMER_STATUS__INIT) {
           taosArrayPush(pRebSub->newConsumers, &pConsumer->consumerId);
@@ -407,7 +415,11 @@ static int32_t mndProcessMqTimerMsg(SMnodeMsg *pMsg) {
   }
   if (taosHashGetSize(pRebMsg->rebSubHash) != 0) {
     mInfo("mq rebalance will be triggered");
-    SRpcMsg rpcMsg = {.msgType = TDMT_MND_MQ_DO_REBALANCE, .pCont = pRebMsg, .contLen = sizeof(SMqDoRebalanceMsg)};
+    SRpcMsg rpcMsg = {
+        .msgType = TDMT_MND_MQ_DO_REBALANCE,
+        .pCont = pRebMsg,
+        .contLen = sizeof(SMqDoRebalanceMsg),
+    };
     pMnode->putReqToMWriteQFp(pMnode->pDnode, &rpcMsg);
   } else {
     taosHashCleanup(pRebMsg->rebSubHash);
@@ -520,9 +532,9 @@ static int32_t mndProcessDoRebalanceMsg(SMnodeMsg *pMsg) {
             taosArrayPush(pSubConsumer->vgInfo, pConsumerEp);
 
             if (pConsumerEp->oldConsumerId == -1) {
-              char *topic;
-              char *cgroup;
-              mndSplitSubscribeKey(pSub->key, &topic, &cgroup);
+              char topic[TSDB_TOPIC_FNAME_LEN];
+              char cgroup[TSDB_CGROUP_LEN];
+              mndSplitSubscribeKey(pSub->key, topic, cgroup);
               SMqTopicObj *pTopic = mndAcquireTopic(pMnode, topic);
 
               mInfo("mq set conn: assign vgroup %d of topic %s to consumer %ld", pConsumerEp->vgId, topic,
@@ -530,8 +542,6 @@ static int32_t mndProcessDoRebalanceMsg(SMnodeMsg *pMsg) {
 
               mndPersistMqSetConnReq(pMnode, pTrans, pTopic, cgroup, pConsumerEp);
               mndReleaseTopic(pMnode, pTopic);
-              free(topic);
-              free(cgroup);
             } else {
               mInfo("mq rebalance: assign vgroup %d, from consumer %ld to consumer %ld", pConsumerEp->vgId,
                     pConsumerEp->oldConsumerId, pConsumerEp->consumerId);
@@ -759,6 +769,7 @@ static int32_t mndProcessDoRebalanceMsg(SMnodeMsg *pMsg) {
 }
 #endif
 
+#if 0
 static int32_t mndInitUnassignedVg(SMnode *pMnode, const SMqTopicObj *pTopic, SMqSubscribeObj *pSub) {
   SSdb      *pSdb = pMnode->pSdb;
   SVgObj    *pVgroup = NULL;
@@ -804,6 +815,7 @@ static int32_t mndInitUnassignedVg(SMnode *pMnode, const SMqTopicObj *pTopic, SM
   /*qDestroyQueryDag(pDag);*/
   return 0;
 }
+#endif
 
 static int32_t mndPersistMqSetConnReq(SMnode *pMnode, STrans *pTrans, const SMqTopicObj *pTopic, const char *cgroup,
                                       const SMqConsumerEp *pConsumerEp) {
@@ -949,23 +961,19 @@ static int32_t mndSubActionUpdate(SSdb *pSdb, SMqSubscribeObj *pOldSub, SMqSubsc
   return 0;
 }
 
-static char *mndMakeSubscribeKey(const char *cgroup, const char *topicName) {
-  char *key = malloc(TSDB_SHOW_SUBQUERY_LEN);
-  if (key == NULL) {
-    return NULL;
-  }
+static int32_t mndMakeSubscribeKey(char *key, const char *cgroup, const char *topicName) {
   int32_t tlen = strlen(cgroup);
   memcpy(key, cgroup, tlen);
-  key[tlen] = ':';
+  key[tlen] = TMQ_SEPARATOR;
   strcpy(key + tlen + 1, topicName);
-  return key;
+  return 0;
 }
 
 SMqSubscribeObj *mndAcquireSubscribe(SMnode *pMnode, const char *cgroup, const char *topicName) {
-  SSdb            *pSdb = pMnode->pSdb;
-  char            *key = mndMakeSubscribeKey(cgroup, topicName);
+  SSdb *pSdb = pMnode->pSdb;
+  char  key[TSDB_SUBSCRIBE_KEY_LEN];
+  mndMakeSubscribeKey(key, cgroup, topicName);
   SMqSubscribeObj *pSub = sdbAcquire(pSdb, SDB_SUBSCRIBE, key);
-  free(key);
   if (pSub == NULL) {
     terrno = TSDB_CODE_MND_SUBSCRIBE_NOT_EXIST;
   }

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

@@ -18,15 +18,15 @@
 #include "mndCluster.h"
 #include "mndSync.h"
 #include "tbuffer.h"
-#include "tjson.h"
 #include "thttp.h"
+#include "tjson.h"
 
 #define TELEMETRY_SERVER "telemetry.taosdata.com"
 #define TELEMETRY_PORT   80
 
 static void mndBuildRuntimeInfo(SMnode* pMnode, SJson* pJson) {
   SMnodeLoad load = {0};
-  if (mndGetLoad(pMnode, &load) != 0) return;
+  mndGetLoad(pMnode, &load);
 
   tjsonAddDoubleToObject(pJson, "numOfDnode", load.numOfDnode);
   tjsonAddDoubleToObject(pJson, "numOfMnode", load.numOfMnode);
@@ -52,23 +52,20 @@ static char* mndBuildTelemetryReport(SMnode* pMnode) {
   tjsonAddStringToObject(pJson, "instanceId", clusterName);
   tjsonAddDoubleToObject(pJson, "reportVersion", 1);
 
-  if (taosGetOsReleaseName(tmp, sizeof(tmp))) {
+  if (taosGetOsReleaseName(tmp, sizeof(tmp)) == 0) {
     tjsonAddStringToObject(pJson, "os", tmp);
   }
 
-  int32_t numOfCores = 0;
-  if (taosGetCpuInfo(tmp, sizeof(tmp), &numOfCores)) {
+  float numOfCores = 0;
+  if (taosGetCpuInfo(tmp, sizeof(tmp), &numOfCores) == 0) {
     tjsonAddStringToObject(pJson, "cpuModel", tmp);
     tjsonAddDoubleToObject(pJson, "numOfCpu", numOfCores);
   } else {
-    tjsonAddDoubleToObject(pJson, "numOfCpu", taosGetCpuCores());
+    tjsonAddDoubleToObject(pJson, "numOfCpu", tsNumOfCores);
   }
 
-  uint64_t memoryKB = 0;
-  if (taosGetTotalSysMemoryKB(&memoryKB)) {
-    snprintf(tmp, sizeof(tmp), "%" PRIu64 " kB", memoryKB);
-    tjsonAddStringToObject(pJson, "memory", tmp);
-  }
+  snprintf(tmp, sizeof(tmp), "%" PRId64 " kB", tsTotalMemoryKB);
+  tjsonAddStringToObject(pJson, "memory", tmp);
 
   tjsonAddStringToObject(pJson, "version", version);
   tjsonAddStringToObject(pJson, "buildInfo", buildinfo);
@@ -90,7 +87,7 @@ static int32_t mndProcessTelemTimer(SMnodeMsg* pReq) {
   taosWLockLatch(&pMgmt->lock);
   char* pCont = mndBuildTelemetryReport(pMnode);
   if (pCont != NULL) {
-    taosSendHttpReport(TELEMETRY_SERVER, TELEMETRY_PORT, pCont, strlen(pCont));
+    taosSendHttpReport(TELEMETRY_SERVER, TELEMETRY_PORT, pCont, strlen(pCont), HTTP_FLAT);
     free(pCont);
   }
   taosWUnLockLatch(&pMgmt->lock);

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

@@ -96,7 +96,11 @@ static void mndCalMqRebalance(void *param, void *tmrId) {
   if (mndIsMaster(pMnode)) {
     int32_t contLen = 0;
     void   *pReq = mndBuildTimerMsg(&contLen);
-    SRpcMsg rpcMsg = {.msgType = TDMT_MND_MQ_TIMER, .pCont = pReq, .contLen = contLen};
+    SRpcMsg rpcMsg = {
+        .msgType = TDMT_MND_MQ_TIMER,
+        .pCont = pReq,
+        .contLen = contLen,
+    };
     pMnode->putReqToMReadQFp(pMnode->pDnode, &rpcMsg);
   }
 
@@ -359,6 +363,7 @@ SMnode *mndOpen(const char *path, const SMnodeOpt *pOption) {
     return NULL;
   }
 
+  mndUpdateMnodeRole(pMnode);
   mDebug("mnode open successfully ");
   return pMnode;
 }
@@ -385,26 +390,6 @@ void mndDestroy(const char *path) {
   mDebug("mnode is destroyed");
 }
 
-int32_t mndGetLoad(SMnode *pMnode, SMnodeLoad *pLoad) {
-  pLoad->numOfDnode = 0;
-  pLoad->numOfMnode = 0;
-  pLoad->numOfVgroup = 0;
-  pLoad->numOfDatabase = 0;
-  pLoad->numOfSuperTable = 0;
-  pLoad->numOfChildTable = 0;
-  pLoad->numOfColumn = 0;
-  pLoad->totalPoints = 0;
-  pLoad->totalStorage = 0;
-  pLoad->compStorage = 0;
-
-  return 0;
-}
-
-int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgroupInfo *pVgroupInfo,
-                          SMonGrantInfo *pGrantInfo) {
-                            return 0;
-                          }
-
 SMnodeMsg *mndInitMsg(SMnode *pMnode, SRpcMsg *pRpcMsg) {
   SMnodeMsg *pMsg = taosAllocateQitem(sizeof(SMnodeMsg));
   if (pMsg == NULL) {
@@ -523,3 +508,131 @@ uint64_t mndGenerateUid(char *name, int32_t len) {
     }
   } while (true);
 }
+
+void mndGetLoad(SMnode *pMnode, SMnodeLoad *pLoad) {
+  memset(pLoad, 0, sizeof(SMnodeLoad));
+
+  SSdb *pSdb = pMnode->pSdb;
+  pLoad->numOfDnode = sdbGetSize(pSdb, SDB_DNODE);
+  pLoad->numOfMnode = sdbGetSize(pSdb, SDB_MNODE);
+  pLoad->numOfVgroup = sdbGetSize(pSdb, SDB_VGROUP);
+  pLoad->numOfDatabase = sdbGetSize(pSdb, SDB_DB);
+  pLoad->numOfSuperTable = sdbGetSize(pSdb, SDB_STB);
+
+  void *pIter = NULL;
+  while (1) {
+    SVgObj *pVgroup = NULL;
+    pIter = sdbFetch(pSdb, SDB_VGROUP, pIter, (void **)&pVgroup);
+    if (pIter == NULL) break;
+
+    pLoad->numOfChildTable += pVgroup->numOfTables;
+    pLoad->numOfColumn += pVgroup->numOfTimeSeries;
+    pLoad->totalPoints += pVgroup->pointsWritten;
+    pLoad->totalStorage += pVgroup->totalStorage;
+    pLoad->compStorage += pVgroup->compStorage;
+
+    sdbRelease(pSdb, pVgroup);
+  }
+}
+
+int32_t mndGetMonitorInfo(SMnode *pMnode, SMonClusterInfo *pClusterInfo, SMonVgroupInfo *pVgroupInfo,
+                          SMonGrantInfo *pGrantInfo) {
+  if (!mndIsMaster(pMnode)) return -1;
+
+  SSdb   *pSdb = pMnode->pSdb;
+  int64_t ms = taosGetTimestampMs();
+
+  pClusterInfo->dnodes = taosArrayInit(sdbGetSize(pSdb, SDB_DNODE), sizeof(SMonDnodeDesc));
+  pClusterInfo->mnodes = taosArrayInit(sdbGetSize(pSdb, SDB_MNODE), sizeof(SMonMnodeDesc));
+  pVgroupInfo->vgroups = taosArrayInit(sdbGetSize(pSdb, SDB_VGROUP), sizeof(SMonVgroupDesc));
+  if (pClusterInfo->dnodes == NULL || pClusterInfo->mnodes == NULL || pVgroupInfo->vgroups == NULL) {
+    return -1;
+  }
+
+  // cluster info
+  tstrncpy(pClusterInfo->version, version, sizeof(pClusterInfo->version));
+  pClusterInfo->monitor_interval = tsMonitorInterval;
+  pClusterInfo->connections_total = mndGetNumOfConnections(pMnode);
+
+  void *pIter = NULL;
+  while (1) {
+    SDnodeObj *pObj = NULL;
+    pIter = sdbFetch(pSdb, SDB_DNODE, pIter, (void **)&pObj);
+    if (pIter == NULL) break;
+
+    SMonDnodeDesc desc = {0};
+    desc.dnode_id = pObj->id;
+    tstrncpy(desc.dnode_ep, pObj->ep, sizeof(desc.dnode_ep));
+    if (mndIsDnodeOnline(pMnode, pObj, ms)) {
+      tstrncpy(desc.status, "ready", sizeof(desc.status));
+    } else {
+      tstrncpy(desc.status, "offline", sizeof(desc.status));
+    }
+    taosArrayPush(pClusterInfo->dnodes, &desc);
+    sdbRelease(pSdb, pObj);
+  }
+
+  pIter = NULL;
+  while (1) {
+    SMnodeObj *pObj = NULL;
+    pIter = sdbFetch(pSdb, SDB_MNODE, pIter, (void **)&pObj);
+    if (pIter == NULL) break;
+
+    SMonMnodeDesc desc = {0};
+    desc.mnode_id = pObj->id;
+    tstrncpy(desc.mnode_ep, pObj->pDnode->ep, sizeof(desc.mnode_ep));
+    tstrncpy(desc.role, mndGetRoleStr(pObj->role), sizeof(desc.role));
+    taosArrayPush(pClusterInfo->mnodes, &desc);
+    sdbRelease(pSdb, pObj);
+
+    if (pObj->role == TAOS_SYNC_STATE_LEADER) {
+      pClusterInfo->first_ep_dnode_id = pObj->id;
+      tstrncpy(pClusterInfo->first_ep, pObj->pDnode->ep, sizeof(pClusterInfo->first_ep));
+      pClusterInfo->master_uptime = (ms - pObj->roleTime) / (86400000.0f);
+    }
+  }
+
+  // vgroup info
+  pIter = NULL;
+  while (1) {
+    SVgObj *pVgroup = NULL;
+    pIter = sdbFetch(pSdb, SDB_VGROUP, pIter, (void **)&pVgroup);
+    if (pIter == NULL) break;
+
+    pClusterInfo->vgroups_total++;
+
+    SMonVgroupDesc desc = {0};
+    desc.vgroup_id = pVgroup->vgId;
+    strncpy(desc.database_name, pVgroup->dbName, sizeof(desc.database_name));
+    desc.tables_num = pVgroup->numOfTables;
+    pGrantInfo->timeseries_used += pVgroup->numOfTimeSeries;
+    tstrncpy(desc.status, "unsynced", sizeof(desc.status));
+    for (int32_t i = 0; i < pVgroup->replica; ++i) {
+      SVnodeGid     *pVgid = &pVgroup->vnodeGid[i];
+      SMonVnodeDesc *pVnDesc = &desc.vnodes[i];
+      pVnDesc->dnode_id = pVgid->dnodeId;
+      tstrncpy(pVnDesc->vnode_role, mndGetRoleStr(pVgid->role), sizeof(pVnDesc->vnode_role));
+      if (pVgid->role == TAOS_SYNC_STATE_LEADER) {
+        tstrncpy(desc.status, "ready", sizeof(desc.status));
+        pClusterInfo->vgroups_alive++;
+      }
+      if (pVgid->role == TAOS_SYNC_STATE_LEADER || pVgid->role == TAOS_SYNC_STATE_CANDIDATE) {
+        pClusterInfo->vnodes_alive++;
+      }
+      pClusterInfo->vnodes_total++;
+    }
+
+    taosArrayPush(pVgroupInfo->vgroups, &desc);
+    sdbRelease(pSdb, pVgroup);
+  }
+
+  // grant info
+  pGrantInfo->expire_time = (pMnode->grant.expireTimeMS - ms) / 86400000.0f;
+  pGrantInfo->timeseries_total = pMnode->grant.timeseriesAllowed;
+  if (pMnode->grant.expireTimeMS == 0) {
+    pGrantInfo->expire_time = INT32_MAX;
+    pGrantInfo->timeseries_total = INT32_MAX;
+  }
+
+  return 0;
+}

source/dnode/mnode/impl/test/db/db.cpp

@@ -292,9 +292,9 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
       EXPECT_GT(pInfo->vgId, 0);
       EXPECT_EQ(pInfo->hashBegin, 0);
       EXPECT_EQ(pInfo->hashEnd, UINT32_MAX / 2 - 1);
-      EXPECT_EQ(pInfo->epset.inUse, 0);
-      EXPECT_EQ(pInfo->epset.numOfEps, 1);
-      SEp* pAddr = &pInfo->epset.eps[0];
+      EXPECT_EQ(pInfo->epSet.inUse, 0);
+      EXPECT_EQ(pInfo->epSet.numOfEps, 1);
+      SEp* pAddr = &pInfo->epSet.eps[0];
       EXPECT_EQ(pAddr->port, 9030);
       EXPECT_STREQ(pAddr->fqdn, "localhost");
     }
@@ -307,9 +307,9 @@ TEST_F(MndTestDb, 03_Create_Use_Restart_Use_Db) {
       EXPECT_GT(pInfo->vgId, 0);
       EXPECT_EQ(pInfo->hashBegin, UINT32_MAX / 2);
       EXPECT_EQ(pInfo->hashEnd, UINT32_MAX);
-      EXPECT_EQ(pInfo->epset.inUse, 0);
-      EXPECT_EQ(pInfo->epset.numOfEps, 1);
-      SEp* pAddr = &pInfo->epset.eps[0];
+      EXPECT_EQ(pInfo->epSet.inUse, 0);
+      EXPECT_EQ(pInfo->epSet.numOfEps, 1);
+      SEp* pAddr = &pInfo->epSet.eps[0];
       EXPECT_EQ(pAddr->port, 9030);
       EXPECT_STREQ(pAddr->fqdn, "localhost");
     }

source/dnode/mnode/sdb/inc/sdbInt.h

@@ -28,12 +28,12 @@
 extern "C" {
 #endif
 
-#define mFatal(...) { if (mDebugFlag & DEBUG_FATAL) { taosPrintLog("MND FATAL ", 255, __VA_ARGS__); }}
-#define mError(...) { if (mDebugFlag & DEBUG_ERROR) { taosPrintLog("MND ERROR ", 255, __VA_ARGS__); }}
-#define mWarn(...)  { if (mDebugFlag & DEBUG_WARN)  { taosPrintLog("MND WARN ", 255, __VA_ARGS__); }}
-#define mInfo(...)  { if (mDebugFlag & DEBUG_INFO)  { taosPrintLog("MND ", 255, __VA_ARGS__); }}
-#define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }}
-#define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", mDebugFlag, __VA_ARGS__); }}
+#define mFatal(...) { if (mDebugFlag & DEBUG_FATAL) { taosPrintLog("MND FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); }}
+#define mError(...) { if (mDebugFlag & DEBUG_ERROR) { taosPrintLog("MND ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }}
+#define mWarn(...)  { if (mDebugFlag & DEBUG_WARN)  { taosPrintLog("MND WARN ", DEBUG_WARN, 255, __VA_ARGS__); }}
+#define mInfo(...)  { if (mDebugFlag & DEBUG_INFO)  { taosPrintLog("MND ", DEBUG_INFO, 255, __VA_ARGS__); }}
+#define mDebug(...) { if (mDebugFlag & DEBUG_DEBUG) { taosPrintLog("MND ", DEBUG_DEBUG, mDebugFlag, __VA_ARGS__); }}
+#define mTrace(...) { if (mDebugFlag & DEBUG_TRACE) { taosPrintLog("MND ", DEBUG_TRACE, mDebugFlag, __VA_ARGS__); }}
 
 #define SDB_MAX_SIZE (32 * 1024)
 

source/dnode/snode/src/snode.c

@@ -17,6 +17,7 @@
 
 SSnode *sndOpen(const char *path, const SSnodeOpt *pOption) {
   SSnode *pSnode = calloc(1, sizeof(SSnode));
+  memcpy(&pSnode->cfg, pOption, sizeof(SSnodeOpt));
   return pSnode;
 }
 
@@ -29,4 +30,4 @@ int32_t sndProcessMsg(SSnode *pSnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
   return 0;
 }
 
-void sndDestroy(const char *path) {}
+void sndDestroy(const char *path) {}
\ No newline at end of file

source/dnode/vnode/CMakeLists.txt

@@ -54,5 +54,5 @@ elseif(${META_DB_IMPL} STREQUAL "TDB")
 endif()
 
 if(${BUILD_TEST})
-    # add_subdirectory(test)
+    add_subdirectory(test)
 endif(${BUILD_TEST})

source/dnode/vnode/inc/meta.h

@@ -24,8 +24,8 @@
 extern "C" {
 #endif
 
-#define META_SUPER_TABLE TD_SUPER_TABLE
-#define META_CHILD_TABLE TD_CHILD_TABLE
+#define META_SUPER_TABLE  TD_SUPER_TABLE
+#define META_CHILD_TABLE  TD_CHILD_TABLE
 #define META_NORMAL_TABLE TD_NORMAL_TABLE
 
 // Types exported
@@ -38,22 +38,29 @@ typedef struct SMetaCfg {
 
 typedef struct SMTbCursor  SMTbCursor;
 typedef struct SMCtbCursor SMCtbCursor;
+typedef struct SMSmaCursor SMSmaCursor;
 
-typedef SVCreateTbReq STbCfg;
+typedef SVCreateTbReq   STbCfg;
+typedef SVCreateTSmaReq SSmaCfg;
 
 // SMeta operations
-SMeta *metaOpen(const char *path, const SMetaCfg *pMetaCfg, SMemAllocatorFactory *pMAF);
-void   metaClose(SMeta *pMeta);
-void   metaRemove(const char *path);
-int    metaCreateTable(SMeta *pMeta, STbCfg *pTbCfg);
-int    metaDropTable(SMeta *pMeta, tb_uid_t uid);
-int    metaCommit(SMeta *pMeta);
+SMeta * metaOpen(const char *path, const SMetaCfg *pMetaCfg, SMemAllocatorFactory *pMAF);
+void    metaClose(SMeta *pMeta);
+void    metaRemove(const char *path);
+int     metaCreateTable(SMeta *pMeta, STbCfg *pTbCfg);
+int     metaDropTable(SMeta *pMeta, tb_uid_t uid);
+int     metaCommit(SMeta *pMeta);
+int32_t metaCreateTSma(SMeta *pMeta, SSmaCfg *pCfg);
+int32_t metaDropTSma(SMeta *pMeta, char *indexName);
 
 // For Query
 STbCfg *        metaGetTbInfoByUid(SMeta *pMeta, tb_uid_t uid);
 STbCfg *        metaGetTbInfoByName(SMeta *pMeta, char *tbname, tb_uid_t *uid);
 SSchemaWrapper *metaGetTableSchema(SMeta *pMeta, tb_uid_t uid, int32_t sver, bool isinline);
 STSchema *      metaGetTbTSchema(SMeta *pMeta, tb_uid_t uid, int32_t sver);
+STSma *         metaGetSmaInfoByName(SMeta *pMeta, const char *indexName);
+STSmaWrapper *  metaGetSmaInfoByUid(SMeta *pMeta, tb_uid_t uid);
+SArray *        metaGetSmaTbUids(SMeta *pMeta, bool isDup);
 
 SMTbCursor *metaOpenTbCursor(SMeta *pMeta);
 void        metaCloseTbCursor(SMTbCursor *pTbCur);
@@ -63,6 +70,10 @@ SMCtbCursor *metaOpenCtbCursor(SMeta *pMeta, tb_uid_t uid);
 void         metaCloseCtbCurosr(SMCtbCursor *pCtbCur);
 tb_uid_t     metaCtbCursorNext(SMCtbCursor *pCtbCur);
 
+SMSmaCursor *metaOpenSmaCursor(SMeta *pMeta, tb_uid_t uid);
+void         metaCloseSmaCurosr(SMSmaCursor *pSmaCur);
+const char * metaSmaCursorNext(SMSmaCursor *pSmaCur);
+
 // Options
 void metaOptionsInit(SMetaCfg *pMetaCfg);
 void metaOptionsClear(SMetaCfg *pMetaCfg);

source/dnode/vnode/inc/tq.h

@@ -13,16 +13,14 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TD_TQ_H_
-#define _TD_TQ_H_
+#ifndef _TQ_H_
+#define _TQ_H_
 
-#include "tcommon.h"
 #include "executor.h"
-#include "tmallocator.h"
 #include "meta.h"
-#include "scheduler.h"
 #include "taoserror.h"
-#include "tlist.h"
+#include "tcommon.h"
+#include "tmallocator.h"
 #include "tmsg.h"
 #include "trpc.h"
 #include "ttimer.h"
@@ -54,7 +52,7 @@ void tqClose(STQ*);
 int tqPushMsg(STQ*, void* msg, tmsg_t msgType, int64_t version);
 int tqCommit(STQ*);
 
-int32_t tqProcessConsumeReq(STQ* pTq, SRpcMsg* pMsg);
+int32_t tqProcessPollReq(STQ* pTq, SRpcMsg* pMsg);
 int32_t tqProcessSetConnReq(STQ* pTq, char* msg);
 int32_t tqProcessRebReq(STQ* pTq, char* msg);
 
@@ -62,4 +60,4 @@ int32_t tqProcessRebReq(STQ* pTq, char* msg);
 }
 #endif
 
-#endif /*_TD_TQ_H_*/
+#endif /*_TQ_H_*/

source/dnode/vnode/inc/tsdb.h

@@ -87,6 +87,27 @@ int    tsdbInsertData(STsdb *pTsdb, SSubmitReq *pMsg, SSubmitRsp *pRsp);
 int    tsdbPrepareCommit(STsdb *pTsdb);
 int    tsdbCommit(STsdb *pTsdb);
 
+/**
+ * @brief Insert tSma(Time-range-wise SMA) data from stream computing engine
+ * 
+ * @param pTsdb 
+ * @param param 
+ * @param pData 
+ * @return int32_t 
+ */
+int32_t tsdbInsertTSmaData(STsdb *pTsdb, STSma *param, STSmaData *pData);
+
+/**
+ * @brief Insert RSma(Time-range-wise Rollup SMA) data.
+ * 
+ * @param pTsdb 
+ * @param param 
+ * @param pData 
+ * @return int32_t 
+ */
+int32_t tsdbInsertRSmaData(STsdb *pTsdb, SRSma *param, STSmaData *pData);
+
+
 // STsdbCfg
 int  tsdbOptionsInit(STsdbCfg *);
 void tsdbOptionsClear(STsdbCfg *);

source/dnode/vnode/inc/vnode.h

@@ -59,7 +59,7 @@ typedef struct {
   SWalCfg  walCfg;
   uint32_t hashBegin;
   uint32_t hashEnd;
-  int8_t   hashMethod;  
+  int8_t   hashMethod;
 } SVnodeCfg;
 
 typedef struct {
@@ -202,6 +202,22 @@ int32_t vnodeGetLoad(SVnode *pVnode, SVnodeLoad *pLoad);
 
 /* ------------------------- TQ READ --------------------------- */
 
+enum {
+  TQ_STREAM_TOKEN__DATA = 1,
+  TQ_STREAM_TOKEN__WATERMARK,
+  TQ_STREAM_TOKEN__CHECKPOINT,
+};
+
+typedef struct {
+  int8_t type;
+  int8_t reserved[7];
+  union {
+    void   *data;
+    int64_t wmTs;
+    int64_t checkpointId;
+  };
+} STqStreamToken;
+
 STqReadHandle *tqInitSubmitMsgScanner(SMeta *pMeta);
 
 static FORCE_INLINE void tqReadHandleSetColIdList(STqReadHandle *pReadHandle, SArray *pColIdList) {
@@ -213,6 +229,10 @@ static FORCE_INLINE void tqReadHandleSetColIdList(STqReadHandle *pReadHandle, SA
 //}
 
 static FORCE_INLINE int tqReadHandleSetTbUidList(STqReadHandle *pHandle, const SArray *tbUidList) {
+  if (pHandle->tbIdHash) {
+    taosHashClear(pHandle->tbIdHash);
+  }
+
   pHandle->tbIdHash = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), true, HASH_NO_LOCK);
   if (pHandle->tbIdHash == NULL) {
     terrno = TSDB_CODE_OUT_OF_MEMORY;
@@ -227,6 +247,23 @@ static FORCE_INLINE int tqReadHandleSetTbUidList(STqReadHandle *pHandle, const S
   return 0;
 }
 
+static FORCE_INLINE int tqReadHandleAddTbUidList(STqReadHandle *pHandle, const SArray *tbUidList) {
+  if (pHandle->tbIdHash == NULL) {
+    pHandle->tbIdHash = taosHashInit(64, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT), true, HASH_NO_LOCK);
+    if (pHandle->tbIdHash == NULL) {
+      terrno = TSDB_CODE_OUT_OF_MEMORY;
+      return -1;
+    }
+  }
+
+  for (int i = 0; i < taosArrayGetSize(tbUidList); i++) {
+    int64_t *pKey = (int64_t *)taosArrayGet(tbUidList, i);
+    taosHashPut(pHandle->tbIdHash, pKey, sizeof(int64_t), NULL, 0);
+  }
+
+  return 0;
+}
+
 int32_t tqReadHandleSetMsg(STqReadHandle *pHandle, SSubmitReq *pMsg, int64_t ver);
 bool    tqNextDataBlock(STqReadHandle *pHandle);
 int     tqRetrieveDataBlockInfo(STqReadHandle *pHandle, SDataBlockInfo *pBlockInfo);

source/dnode/vnode/src/inc/metaDef.h

@@ -33,6 +33,8 @@ int  metaOpenDB(SMeta* pMeta);
 void metaCloseDB(SMeta* pMeta);
 int  metaSaveTableToDB(SMeta* pMeta, STbCfg* pTbCfg);
 int  metaRemoveTableFromDb(SMeta* pMeta, tb_uid_t uid);
+int  metaSaveSmaToDB(SMeta* pMeta, STSma* pTbCfg);
+int  metaRemoveSmaFromDb(SMeta* pMeta, const char* indexName);
 
 // SMetaCache
 int  metaOpenCache(SMeta* pMeta);
@@ -76,4 +78,4 @@ struct SMeta {
 }
 #endif
 
-#endif /*_TD_META_DEF_H_*/
+#endif /*_TD_META_DEF_H_*/
\ No newline at end of file

source/dnode/vnode/src/inc/tqInt.h

@@ -19,49 +19,52 @@
 #include "meta.h"
 #include "tlog.h"
 #include "tq.h"
-#include "trpc.h"
+#include "tqPush.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-extern int32_t tqDebugFlag;
-
-#define tqFatal(...)                                \
-  {                                                 \
-    if (tqDebugFlag & DEBUG_FATAL) {                \
-      taosPrintLog("TQ  FATAL ", 255, __VA_ARGS__); \
-    }                                               \
+#define tqFatal(...)                                             \
+  {                                                              \
+    if (tqDebugFlag & DEBUG_FATAL) {                             \
+      taosPrintLog("TQ  FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); \
+    }                                                            \
   }
-#define tqError(...)                                \
-  {                                                 \
-    if (tqDebugFlag & DEBUG_ERROR) {                \
-      taosPrintLog("TQ  ERROR ", 255, __VA_ARGS__); \
-    }                                               \
+
+#define tqError(...)                                             \
+  {                                                              \
+    if (tqDebugFlag & DEBUG_ERROR) {                             \
+      taosPrintLog("TQ  ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); \
+    }                                                            \
   }
-#define tqWarn(...)                                \
-  {                                                \
-    if (tqDebugFlag & DEBUG_WARN) {                \
-      taosPrintLog("TQ  WARN ", 255, __VA_ARGS__); \
-    }                                              \
+
+#define tqWarn(...)                                            \
+  {                                                            \
+    if (tqDebugFlag & DEBUG_WARN) {                            \
+      taosPrintLog("TQ  WARN ", DEBUG_WARN, 255, __VA_ARGS__); \
+    }                                                          \
   }
-#define tqInfo(...)                           \
-  {                                           \
-    if (tqDebugFlag & DEBUG_INFO) {           \
-      taosPrintLog("TQ  ", 255, __VA_ARGS__); \
-    }                                         \
+
+#define tqInfo(...)                                       \
+  {                                                       \
+    if (tqDebugFlag & DEBUG_INFO) {                       \
+      taosPrintLog("TQ  ", DEBUG_INFO, 255, __VA_ARGS__); \
+    }                                                     \
   }
-#define tqDebug(...)                                  \
-  {                                                   \
-    if (tqDebugFlag & DEBUG_DEBUG) {                  \
-      taosPrintLog("TQ  ", tqDebugFlag, __VA_ARGS__); \
-    }                                                 \
+
+#define tqDebug(...)                                               \
+  {                                                                \
+    if (tqDebugFlag & DEBUG_DEBUG) {                               \
+      taosPrintLog("TQ  ", DEBUG_DEBUG, tqDebugFlag, __VA_ARGS__); \
+    }                                                              \
   }
-#define tqTrace(...)                                  \
-  {                                                   \
-    if (tqDebugFlag & DEBUG_TRACE) {                  \
-      taosPrintLog("TQ  ", tqDebugFlag, __VA_ARGS__); \
-    }                                                 \
+
+#define tqTrace(...)                                               \
+  {                                                                \
+    if (tqDebugFlag & DEBUG_TRACE) {                               \
+      taosPrintLog("TQ  ", DEBUG_TRACE, tqDebugFlag, __VA_ARGS__); \
+    }                                                              \
   }
 
 #define TQ_BUFFER_SIZE 8
@@ -140,9 +143,7 @@ typedef struct {
   // topics that are not connectted
   STqMetaList* unconnectTopic;
 
-  // TODO:temporaral use, to be replaced by unified tfile
   TdFilePtr pFile;
-  // TODO:temporaral use, to be replaced by unified tfile
   TdFilePtr pIdxFile;
 
   char*          dirPath;
@@ -159,6 +160,7 @@ struct STQ {
   STqCfg*       tqConfig;
   STqMemRef     tqMemRef;
   STqMetaStore* tqMeta;
+  STqPushMgr*   tqPushMgr;
   SWal*         pWal;
   SMeta*        pVnodeMeta;
 };

source/dnode/vnode/src/inc/tqPush.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 _TQ_PUSH_H_
+#define _TQ_PUSH_H_
+
+#include "executor.h"
+#include "thash.h"
+#include "trpc.h"
+#include "ttimer.h"
+#include "vnode.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum {
+  TQ_PUSHER_TYPE__CLIENT = 1,
+  TQ_PUSHER_TYPE__STREAM,
+};
+
+typedef struct {
+  int8_t   type;
+  int8_t   reserved[3];
+  int32_t  ttl;
+  int64_t  consumerId;
+  SRpcMsg* pMsg;
+  // SMqPollRsp* rsp;
+} STqClientPusher;
+
+typedef struct {
+  int8_t      type;
+  int8_t      nodeType;
+  int8_t      reserved[6];
+  int64_t     streamId;
+  qTaskInfo_t task;
+  // TODO sync function
+} STqStreamPusher;
+
+typedef struct {
+  int8_t type;  // mq or stream
+} STqPusher;
+
+typedef struct {
+  SHashObj* pHash;  // <id, STqPush*>
+} STqPushMgr;
+
+typedef struct {
+  int8_t inited;
+  tmr_h  timer;
+} STqPushMgmt;
+
+static STqPushMgmt tqPushMgmt;
+
+int32_t tqPushMgrInit();
+void    tqPushMgrCleanUp();
+
+STqPushMgr* tqPushMgrOpen();
+void        tqPushMgrClose(STqPushMgr* pushMgr);
+
+STqClientPusher* tqAddClientPusher(STqPushMgr* pushMgr, SRpcMsg* pMsg, int64_t consumerId, int64_t ttl);
+STqStreamPusher* tqAddStreamPusher(STqPushMgr* pushMgr, int64_t streamId, SEpSet* pEpSet);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TQ_PUSH_H_*/

source/dnode/vnode/src/inc/tsdbCommit.h

@@ -16,6 +16,10 @@
 #ifndef _TD_TSDB_COMMIT_H_
 #define _TD_TSDB_COMMIT_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct {
   int   minFid;
   int   midFid;
@@ -66,4 +70,8 @@ int   tsdbApplyRtn(STsdbRepo *pRepo);
 
 #endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _TD_TSDB_COMMIT_H_ */
\ No newline at end of file

source/dnode/vnode/src/inc/tsdbDef.h

@@ -35,6 +35,7 @@
 #include "tsdbMemory.h"
 #include "tsdbOptions.h"
 #include "tsdbReadImpl.h"
+#include "tsdbSma.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -51,6 +52,7 @@ struct STsdb {
   STsdbFS *             fs;
   SMeta *               pMeta;
   STfs *                pTfs;
+  SSmaStat *            pSmaStat;
 };
 
 #define REPO_ID(r) ((r)->vgId)

source/dnode/vnode/src/inc/tsdbFS.h

@@ -18,6 +18,10 @@
 
 #include "tsdbFile.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 // ================== TSDB global config
 extern bool tsdbForceKeepFile;
 
@@ -38,6 +42,10 @@ typedef struct {
 typedef struct {
   STsdbFSMeta meta;  // FS meta
   SArray *    df;    // data file array
+
+  // SArray *    v2f100.tsma.index_name
+  
+  SArray *    smaf;  // sma data file array    v2f1900.tsma.index_name
 } SFSStatus;
 
 typedef struct {
@@ -111,4 +119,8 @@ static FORCE_INLINE int tsdbUnLockFS(STsdbFS *pFs) {
   return 0;
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _TD_TSDB_FS_H_ */

source/dnode/vnode/src/inc/tsdbFile.h

@@ -19,6 +19,10 @@
 #include "tchecksum.h"
 #include "tfs.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define TSDB_FILE_HEAD_SIZE 512
 #define TSDB_FILE_DELIMITER 0xF00AFA0F
 #define TSDB_FILE_INIT_MAGIC 0xFFFFFFFF
@@ -410,4 +414,8 @@ static FORCE_INLINE bool tsdbFSetIsOk(SDFileSet* pSet) {
   return true;
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* _TS_TSDB_FILE_H_ */
\ No newline at end of file

source/dnode/vnode/src/inc/tsdbLog.h

@@ -18,13 +18,21 @@
 
 #include "tlog.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 extern int32_t tsdbDebugFlag;
 
-#define tsdbFatal(...) do { if (tsdbDebugFlag & DEBUG_FATAL) { taosPrintLog("TDB FATAL ", 255, __VA_ARGS__); }}     while(0)
-#define tsdbError(...) do { if (tsdbDebugFlag & DEBUG_ERROR) { taosPrintLog("TDB ERROR ", 255, __VA_ARGS__); }}     while(0)
-#define tsdbWarn(...)  do { if (tsdbDebugFlag & DEBUG_WARN)  { taosPrintLog("TDB WARN ", 255, __VA_ARGS__); }}      while(0)
-#define tsdbInfo(...)  do { if (tsdbDebugFlag & DEBUG_INFO)  { taosPrintLog("TDB ", 255, __VA_ARGS__); }}           while(0)
-#define tsdbDebug(...) do { if (tsdbDebugFlag & DEBUG_DEBUG) { taosPrintLog("TDB ", tsdbDebugFlag, __VA_ARGS__); }} while(0)
-#define tsdbTrace(...) do { if (tsdbDebugFlag & DEBUG_TRACE) { taosPrintLog("TDB ", tsdbDebugFlag, __VA_ARGS__); }} while(0)
+#define tsdbFatal(...) do { if (tsdbDebugFlag & DEBUG_FATAL) { taosPrintLog("TDB FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); }}     while(0)
+#define tsdbError(...) do { if (tsdbDebugFlag & DEBUG_ERROR) { taosPrintLog("TDB ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); }}     while(0)
+#define tsdbWarn(...)  do { if (tsdbDebugFlag & DEBUG_WARN)  { taosPrintLog("TDB WARN ", DEBUG_WARN, 255, __VA_ARGS__); }}      while(0)
+#define tsdbInfo(...)  do { if (tsdbDebugFlag & DEBUG_INFO)  { taosPrintLog("TDB ", DEBUG_INFO, 255, __VA_ARGS__); }}           while(0)
+#define tsdbDebug(...) do { if (tsdbDebugFlag & DEBUG_DEBUG) { taosPrintLog("TDB ", DEBUG_DEBUG, tsdbDebugFlag, __VA_ARGS__); }} while(0)
+#define tsdbTrace(...) do { if (tsdbDebugFlag & DEBUG_TRACE) { taosPrintLog("TDB ", DEBUG_TRACE, tsdbDebugFlag, __VA_ARGS__); }} while(0)
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* _TD_TSDB_LOG_H_ */
\ No newline at end of file

source/dnode/vnode/src/inc/tsdbMemory.h

@@ -16,6 +16,10 @@
 #ifndef _TD_TSDB_MEMORY_H_
 #define _TD_TSDB_MEMORY_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 static void * taosTMalloc(size_t size);
 static void * taosTCalloc(size_t nmemb, size_t size);
 static void * taosTRealloc(void *ptr, size_t size);
@@ -70,5 +74,8 @@ static FORCE_INLINE void* taosTZfree(void* ptr) {
   return NULL;
 }
 
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* _TD_TSDB_MEMORY_H_ */
\ No newline at end of file

source/dnode/vnode/src/inc/tsdbReadImpl.h

@@ -24,6 +24,10 @@
 #include "tsdbMemory.h"
 #include "tcommon.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct SReadH SReadH;
 
 typedef struct {
@@ -244,4 +248,8 @@ static FORCE_INLINE int tsdbMakeRoom(void **ppBuf, size_t size) {
   return 0;
 }
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /*_TD_TSDB_READ_IMPL_H_*/

source/dnode/vnode/src/inc/tsdbSma.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_TSDB_SMA_H_
+#define _TD_TSDB_SMA_H_
+
+typedef struct SSmaStat SSmaStat;
+
+// insert/update interface
+int32_t tsdbInsertTSmaDataImpl(STsdb *pTsdb, STSma *param, STSmaData *pData);
+int32_t tsdbInsertRSmaDataImpl(STsdb *pTsdb, SRSma *param, STSmaData *pData);
+
+
+// query interface
+// TODO: This is the basic params, and should wrap the params to a queryHandle.
+int32_t tsdbGetTSmaDataImpl(STsdb *pTsdb, STSma *param, STSmaData *pData, STimeWindow *queryWin, int32_t nMaxResult);
+
+// management interface
+int32_t tsdbUpdateExpiredWindow(STsdb *pTsdb, char *msg);
+int32_t tsdbGetTSmaStatus(STsdb *pTsdb, STSma *param, void *result);
+int32_t tsdbRemoveTSmaData(STsdb *pTsdb, STSma *param, STimeWindow *pWin);
+int32_t tsdbFreeSmaState(SSmaStat *pSmaStat);
+
+// internal func
+
+
+static FORCE_INLINE int32_t tsdbEncodeTSmaKey(uint64_t tableUid, col_id_t colId, TSKEY tsKey, void **pData) {
+  int32_t len = 0;
+  len += taosEncodeFixedU64(pData, tableUid);
+  len += taosEncodeFixedU16(pData, colId);
+  len += taosEncodeFixedI64(pData, tsKey);
+  return len;
+}
+
+#endif /* _TD_TSDB_SMA_H_ */
\ No newline at end of file

source/dnode/vnode/src/inc/vnd.h

@@ -88,44 +88,41 @@ int vnodeScheduleTask(SVnodeTask* task);
 int32_t vnodePutReqToVQueryQ(SVnode* pVnode, struct SRpcMsg* pReq);
 void    vnodeSendReqToDnode(SVnode* pVnode, struct SEpSet* epSet, struct SRpcMsg* pReq);
 
-// For Log
-extern int32_t vDebugFlag;
-
-#define vFatal(...)                                 \
-  do {                                              \
-    if (vDebugFlag & DEBUG_FATAL) {                 \
-      taosPrintLog("VND FATAL ", 255, __VA_ARGS__); \
-    }                                               \
+#define vFatal(...)                                              \
+  do {                                                           \
+    if (vDebugFlag & DEBUG_FATAL) {                              \
+      taosPrintLog("VND FATAL ", DEBUG_FATAL, 255, __VA_ARGS__); \
+    }                                                            \
   } while (0)
-#define vError(...)                                 \
-  do {                                              \
-    if (vDebugFlag & DEBUG_ERROR) {                 \
-      taosPrintLog("VND ERROR ", 255, __VA_ARGS__); \
-    }                                               \
+#define vError(...)                                              \
+  do {                                                           \
+    if (vDebugFlag & DEBUG_ERROR) {                              \
+      taosPrintLog("VND ERROR ", DEBUG_ERROR, 255, __VA_ARGS__); \
+    }                                                            \
   } while (0)
-#define vWarn(...)                                 \
-  do {                                             \
-    if (vDebugFlag & DEBUG_WARN) {                 \
-      taosPrintLog("VND WARN ", 255, __VA_ARGS__); \
-    }                                              \
+#define vWarn(...)                                             \
+  do {                                                         \
+    if (vDebugFlag & DEBUG_WARN) {                             \
+      taosPrintLog("VND WARN ", DEBUG_WARN, 255, __VA_ARGS__); \
+    }                                                          \
   } while (0)
-#define vInfo(...)                            \
-  do {                                        \
-    if (vDebugFlag & DEBUG_INFO) {            \
-      taosPrintLog("VND ", 255, __VA_ARGS__); \
-    }                                         \
+#define vInfo(...)                                        \
+  do {                                                    \
+    if (vDebugFlag & DEBUG_INFO) {                        \
+      taosPrintLog("VND ", DEBUG_INFO, 255, __VA_ARGS__); \
+    }                                                     \
   } while (0)
-#define vDebug(...)                                     \
-  do {                                                  \
-    if (vDebugFlag & DEBUG_DEBUG) {                     \
-      taosPrintLog("VND ", tsdbDebugFlag, __VA_ARGS__); \
-    }                                                   \
+#define vDebug(...)                                                  \
+  do {                                                               \
+    if (vDebugFlag & DEBUG_DEBUG) {                                  \
+      taosPrintLog("VND ", DEBUG_DEBUG, tsdbDebugFlag, __VA_ARGS__); \
+    }                                                                \
   } while (0)
-#define vTrace(...)                                     \
-  do {                                                  \
-    if (vDebugFlag & DEBUG_TRACE) {                     \
-      taosPrintLog("VND ", tsdbDebugFlag, __VA_ARGS__); \
-    }                                                   \
+#define vTrace(...)                                                  \
+  do {                                                               \
+    if (vDebugFlag & DEBUG_TRACE) {                                  \
+      taosPrintLog("VND ", DEBUG_TRACE, tsdbDebugFlag, __VA_ARGS__); \
+    }                                                                \
   } while (0)
 
 // vnodeCfg.h

source/dnode/vnode/src/meta/metaTable.c

@@ -50,3 +50,4 @@ int metaDropTable(SMeta *pMeta, tb_uid_t uid) {
 
   return 0;
 }
+

source/dnode/vnode/src/tq/tqMetaStore.c

@@ -90,7 +90,7 @@ STqMetaStore* tqStoreOpen(STQ* pTq, const char* path, FTqSerialize serializer, F
   char name[pathLen + 10];
 
   strcpy(name, path);
-  if (taosDirExist(name) != 0 && taosMkDir(name) != 0) {
+  if (!taosDirExist(name) && taosMkDir(name) != 0) {
     terrno = TSDB_CODE_TQ_FAILED_TO_CREATE_DIR;
     tqError("failed to create dir:%s since %s ", name, terrstr());
   }