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TDengine

taosdata / TDengine
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T
TDengine
提交 3a6a714a 编写于 作者: S Shengliang Guan
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source/libs/tfs/inc/tfsInt.h
浏览文件 @ 3a6a714a
......@@ -22,7 +22,6 @@
#include "taoserror.h"
#include "tcoding.h"
#include "tfs.h"
#include "tglobal.h"
#include "thash.h"
#include "tlog.h"
......
src/cq/CMakeLists.txt 已删除 100644 → 0
浏览文件 @ 68f45ebe
CMAKE_MINIMUM_REQUIRED(VERSION 2.8...3.20)
PROJECT(TDengine)
INCLUDE_DIRECTORIES(inc)
INCLUDE_DIRECTORIES(${TD_COMMUNITY_DIR}/src/client/inc)
INCLUDE_DIRECTORIES(${TD_COMMUNITY_DIR}/src/query/inc)
AUX_SOURCE_DIRECTORY(${CMAKE_CURRENT_SOURCE_DIR}/src SRC)
ADD_LIBRARY(tcq ${SRC})
IF (TD_SOMODE_STATIC)
TARGET_LINK_LIBRARIES(tcq tutil common taos_static)
ELSE ()
TARGET_LINK_LIBRARIES(tcq tutil common taos)
ENDIF ()
ADD_SUBDIRECTORY(test)
src/cq/src/cqMain.c 已删除 100644 → 0
浏览文件 @ 68f45ebe
/*
* 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/>.
*/
#define _DEFAULT_SOURCE
#include <errno.h>
#include <pthread.h>
#include <stdlib.h>
#include <string.h>
#include "../../../include/client/taos.h"
#include "taosdef.h"
#include "tmsg.h"
#include "tcq.h"
#include "tdataformat.h"
#include "tglobal.h"
#include "tlog.h"
#include "tsclient.h"
#include "ttimer.h"
#include "twal.h"
#define cFatal(...) { if (cqDebugFlag & DEBUG_FATAL) { taosPrintLog("CQ FATAL ", 255, __VA_ARGS__); }}
#define cError(...) { if (cqDebugFlag & DEBUG_ERROR) { taosPrintLog("CQ ERROR ", 255, __VA_ARGS__); }}
#define cWarn(...) { if (cqDebugFlag & DEBUG_WARN) { taosPrintLog("CQ WARN ", 255, __VA_ARGS__); }}
#define cInfo(...) { if (cqDebugFlag & DEBUG_INFO) { taosPrintLog("CQ ", 255, __VA_ARGS__); }}
#define cDebug(...) { if (cqDebugFlag & DEBUG_DEBUG) { taosPrintLog("CQ ", cqDebugFlag, __VA_ARGS__); }}
#define cTrace(...) { if (cqDebugFlag & DEBUG_TRACE) { taosPrintLog("CQ ", cqDebugFlag, __VA_ARGS__); }}
typedef struct SCqObj {
tmr_h tmrId;
int64_t rid;
uint64_t uid;
int32_t tid; // table ID
int32_t rowSize; // bytes of a row
char * dstTable;
char * sqlStr; // SQL string
STSchema * pSchema; // pointer to schema array
void * pStream;
struct SCqObj *prev;
struct SCqObj *next;
SCqContext * pContext;
} SCqObj;
static void cqProcessStreamRes(void *param, TAOS_RES *tres, TAOS_ROW row);
static void cqCreateStream(SCqContext *pContext, SCqObj *pObj);
int32_t cqObjRef = -1;
int32_t cqVnodeNum = 0;
void cqRmFromList(SCqObj *pObj) {
//LOCK in caller
SCqContext *pContext = pObj->pContext;
if (pObj->prev) {
pObj->prev->next = pObj->next;
} else {
pContext->pHead = pObj->next;
}
if (pObj->next) {
pObj->next->prev = pObj->prev;
}
}
static void freeSCqContext(void *handle) {
if (handle == NULL) {
return;
}
SCqContext *pContext = handle;
pthread_mutex_destroy(&pContext->mutex);
taosTmrCleanUp(pContext->tmrCtrl);
pContext->tmrCtrl = NULL;
cDebug("vgId:%d, CQ is closed", pContext->vgId);
free(pContext);
}
void cqFree(void *handle) {
if (tsEnableStream == 0) {
return;
}
SCqObj *pObj = handle;
SCqContext *pContext = pObj->pContext;
int32_t delete = 0;
pthread_mutex_lock(&pContext->mutex);
// free the resources associated
if (pObj->pStream) {
taos_close_stream(pObj->pStream);
pObj->pStream = NULL;
} else {
taosTmrStop(pObj->tmrId);
pObj->tmrId = 0;
}
cInfo("vgId:%d, id:%d CQ:%s is dropped", pContext->vgId, pObj->tid, pObj->sqlStr);
tdFreeSchema(pObj->pSchema);
free(pObj->dstTable);
free(pObj->sqlStr);
free(pObj);
pContext->cqObjNum--;
if (pContext->cqObjNum <= 0 && pContext->delete) {
delete = 1;
}
pthread_mutex_unlock(&pContext->mutex);
if (delete) {
freeSCqContext(pContext);
}
}
void cqCreateRef() {
int32_t ref = atomic_load_32(&cqObjRef);
if (ref == -1) {
ref = taosOpenRef(4096, cqFree);
if (atomic_val_compare_exchange_32(&cqObjRef, -1, ref) != -1) {
taosCloseRef(ref);
}
}
}
void *cqOpen(void *ahandle, const SCqCfg *pCfg) {
if (tsEnableStream == 0) {
return NULL;
}
SCqContext *pContext = calloc(sizeof(SCqContext), 1);
if (pContext == NULL) {
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
atomic_add_fetch_32(&cqVnodeNum, 1);
cqCreateRef();
pContext->tmrCtrl = taosTmrInit(0, 0, 0, "CQ");
tstrncpy(pContext->user, pCfg->user, sizeof(pContext->user));
tstrncpy(pContext->pass, pCfg->pass, sizeof(pContext->pass));
const char* db = pCfg->db;
for (const char* p = db; *p != 0; p++) {
if (*p == '.') {
db = p + 1;
break;
}
}
tstrncpy(pContext->db, db, sizeof(pContext->db));
pContext->vgId = pCfg->vgId;
pContext->cqWrite = pCfg->cqWrite;
tscEmbedded = 1;
pthread_mutex_init(&pContext->mutex, NULL);
cDebug("vgId:%d, CQ is opened", pContext->vgId);
return pContext;
}
void cqClose(void *handle) {
if (tsEnableStream == 0) {
return;
}
SCqContext *pContext = handle;
if (handle == NULL) return;
pContext->delete = 1;
int32_t hasCq = 0;
int32_t existLoop = 0;
// stop all CQs
cqStop(pContext);
int64_t rid = 0;
while (1) {
pthread_mutex_lock(&pContext->mutex);
SCqObj *pObj = pContext->pHead;
if (pObj) {
cqRmFromList(pObj);
rid = pObj->rid;
hasCq = 1;
if (pContext->pHead == NULL) {
existLoop = 1;
}
} else {
pthread_mutex_unlock(&pContext->mutex);
break;
}
pthread_mutex_unlock(&pContext->mutex);
taosRemoveRef(cqObjRef, rid);
if (existLoop) {
break;
}
}
if (hasCq == 0) {
freeSCqContext(pContext);
}
int32_t remainn = atomic_sub_fetch_32(&cqVnodeNum, 1);
if (remainn <= 0) {
int32_t ref = cqObjRef;
cqObjRef = -1;
taosCloseRef(ref);
}
}
void cqStart(void *handle) {
if (tsEnableStream == 0) {
return;
}
SCqContext *pContext = handle;
if (pContext->dbConn || pContext->master) return;
cDebug("vgId:%d, start all CQs", pContext->vgId);
pthread_mutex_lock(&pContext->mutex);
pContext->master = 1;
SCqObj *pObj = pContext->pHead;
while (pObj) {
cqCreateStream(pContext, pObj);
pObj = pObj->next;
}
pthread_mutex_unlock(&pContext->mutex);
}
void cqStop(void *handle) {
if (tsEnableStream == 0) {
return;
}
SCqContext *pContext = handle;
cDebug("vgId:%d, stop all CQs", pContext->vgId);
if (pContext->dbConn == NULL || pContext->master == 0) return;
pthread_mutex_lock(&pContext->mutex);
pContext->master = 0;
SCqObj *pObj = pContext->pHead;
while (pObj) {
if (pObj->pStream) {
taos_close_stream(pObj->pStream);
pObj->pStream = NULL;
cInfo("vgId:%d, id:%d CQ:%s is closed", pContext->vgId, pObj->tid, pObj->sqlStr);
} else {
taosTmrStop(pObj->tmrId);
pObj->tmrId = 0;
}
pObj = pObj->next;
}
if (pContext->dbConn) taos_close(pContext->dbConn);
pContext->dbConn = NULL;
pthread_mutex_unlock(&pContext->mutex);
}
void *cqCreate(void *handle, uint64_t uid, int32_t sid, const char* dstTable, char *sqlStr, STSchema *pSchema, int start) {
if (tsEnableStream == 0) {
return NULL;
}
SCqContext *pContext = handle;
int64_t rid = 0;
pthread_mutex_lock(&pContext->mutex);
SCqObj *pObj = pContext->pHead;
while (pObj) {
if (pObj->uid == uid) {
rid = pObj->rid;
pthread_mutex_unlock(&pContext->mutex);
return (void *)rid;
}
pObj = pObj->next;
}
pthread_mutex_unlock(&pContext->mutex);
pObj = calloc(sizeof(SCqObj), 1);
if (pObj == NULL) return NULL;
pObj->uid = uid;
pObj->tid = sid;
if (dstTable != NULL) {
pObj->dstTable = strdup(dstTable);
}
pObj->sqlStr = strdup(sqlStr);
pObj->pSchema = tdDupSchema(pSchema);
pObj->rowSize = schemaTLen(pSchema);
cInfo("vgId:%d, id:%d CQ:%s is created", pContext->vgId, pObj->tid, pObj->sqlStr);
pthread_mutex_lock(&pContext->mutex);
pObj->next = pContext->pHead;
if (pContext->pHead) pContext->pHead->prev = pObj;
pContext->pHead = pObj;
pContext->cqObjNum++;
pObj->rid = taosAddRef(cqObjRef, pObj);
if(start && pContext->master) {
cqCreateStream(pContext, pObj);
} else {
pObj->pContext = pContext;
}
rid = pObj->rid;
pthread_mutex_unlock(&pContext->mutex);
return (void *)rid;
}
void cqDrop(void *handle) {
if (tsEnableStream == 0) {
return;
}
SCqObj* pObj = (SCqObj*)taosAcquireRef(cqObjRef, (int64_t)handle);
if (pObj == NULL) {
return;
}
SCqContext *pContext = pObj->pContext;
pthread_mutex_lock(&pContext->mutex);
cqRmFromList(pObj);
// free the resources associated
if (pObj->pStream) {
taos_close_stream(pObj->pStream);
pObj->pStream = NULL;
} else {
taosTmrStop(pObj->tmrId);
pObj->tmrId = 0;
}
pthread_mutex_unlock(&pContext->mutex);
taosRemoveRef(cqObjRef, (int64_t)handle);
taosReleaseRef(cqObjRef, (int64_t)handle);
}
static void doCreateStream(void *param, TAOS_RES *result, int32_t code) {
SCqObj* pObj = (SCqObj*)taosAcquireRef(cqObjRef, (int64_t)param);
if (pObj == NULL) {
return;
}
SCqContext* pContext = pObj->pContext;
SSqlObj* pSql = (SSqlObj*)result;
if (code == TSDB_CODE_SUCCESS) {
if (atomic_val_compare_exchange_ptr(&(pContext->dbConn), NULL, pSql->pTscObj) != NULL) {
taos_close(pSql->pTscObj);
}
}
pthread_mutex_lock(&pContext->mutex);
cqCreateStream(pContext, pObj);
pthread_mutex_unlock(&pContext->mutex);
taosReleaseRef(cqObjRef, (int64_t)param);
}
static void cqProcessCreateTimer(void *param, void *tmrId) {
SCqObj* pObj = (SCqObj*)taosAcquireRef(cqObjRef, (int64_t)param);
if (pObj == NULL) {
return;
}
SCqContext* pContext = pObj->pContext;
if (pContext->dbConn == NULL) {
cDebug("vgId:%d, try connect to TDengine", pContext->vgId);
taos_connect_a(NULL, pContext->user, pContext->pass, pContext->db, 0, doCreateStream, param, NULL);
} else {
pthread_mutex_lock(&pContext->mutex);
cqCreateStream(pContext, pObj);
pthread_mutex_unlock(&pContext->mutex);
}
taosReleaseRef(cqObjRef, (int64_t)param);
}
// inner implement in tscStream.c
TAOS_STREAM *taos_open_stream_withname(TAOS *taos, const char* desName, const char *sqlstr, void (*fp)(void *param, TAOS_RES *, TAOS_ROW row),
int64_t stime, void *param, void (*callback)(void *), void* cqhandle);
static void cqCreateStream(SCqContext *pContext, SCqObj *pObj) {
pObj->pContext = pContext;
if (pContext->dbConn == NULL) {
cDebug("vgId:%d, create dbConn after 1000 ms", pContext->vgId);
pObj->tmrId = taosTmrStart(cqProcessCreateTimer, 1000, (void *)pObj->rid, pContext->tmrCtrl);
return;
}
pObj->tmrId = 0;
if (pObj->pStream == NULL) {
pObj->pStream = taos_open_stream_withname(pContext->dbConn, pObj->dstTable, pObj->sqlStr, cqProcessStreamRes, \
INT64_MIN, (void *)pObj->rid, NULL, pContext);
// TODO the pObj->pStream may be released if error happens
if (pObj->pStream) {
pContext->num++;
cDebug("vgId:%d, id:%d CQ:%s is opened", pContext->vgId, pObj->tid, pObj->sqlStr);
} else {
cError("vgId:%d, id:%d CQ:%s, failed to open", pContext->vgId, pObj->tid, pObj->sqlStr);
}
}
}
static void cqProcessStreamRes(void *param, TAOS_RES *tres, TAOS_ROW row) {
SCqObj* pObj = (SCqObj*)taosAcquireRef(cqObjRef, (int64_t)param);
if (pObj == NULL) {
return;
}
if (tres == NULL && row == NULL) {
taos_close_stream(pObj->pStream);
pObj->pStream = NULL;
taosReleaseRef(cqObjRef, (int64_t)param);
return;
}
SCqContext *pContext = pObj->pContext;
STSchema *pSchema = pObj->pSchema;
if (pObj->pStream == NULL) {
taosReleaseRef(cqObjRef, (int64_t)param);
return;
}
cDebug("vgId:%d, id:%d CQ:%s stream result is ready", pContext->vgId, pObj->tid, pObj->sqlStr);
int32_t size = sizeof(SWalHead) + sizeof(SSubmitMsg) + sizeof(SSubmitBlk) + TD_MEM_ROW_DATA_HEAD_SIZE + pObj->rowSize;
char *buffer = calloc(size, 1);
SWalHead *pHead = (SWalHead *)buffer;
SSubmitMsg *pMsg = (SSubmitMsg *) (buffer + sizeof(SWalHead));
SSubmitBlk *pBlk = (SSubmitBlk *) (buffer + sizeof(SWalHead) + sizeof(SSubmitMsg));
SMemRow trow = (SMemRow)pBlk->data;
SDataRow dataRow = (SDataRow)memRowDataBody(trow);
memRowSetType(trow, SMEM_ROW_DATA);
tdInitDataRow(dataRow, pSchema);
for (int32_t i = 0; i < pSchema->numOfCols; i++) {
STColumn *c = pSchema->columns + i;
void *val = row[i];
if (val == NULL) {
val = (void *)getNullValue(c->type);
} else if (c->type == TSDB_DATA_TYPE_BINARY) {
val = ((char*)val) - sizeof(VarDataLenT);
} else if (c->type == TSDB_DATA_TYPE_NCHAR) {
char buf[TSDB_MAX_NCHAR_LEN];
int32_t len = taos_fetch_lengths(tres)[i];
taosMbsToUcs4(val, len, buf, sizeof(buf), &len);
memcpy((char *)val + sizeof(VarDataLenT), buf, len);
varDataLen(val) = len;
}
tdAppendColVal(dataRow, val, c->type, c->offset);
}
pBlk->dataLen = htonl(memRowDataTLen(trow));
pBlk->schemaLen = 0;
pBlk->uid = htobe64(pObj->uid);
pBlk->tid = htonl(pObj->tid);
pBlk->numOfRows = htons(1);
pBlk->sversion = htonl(pSchema->version);
pBlk->padding = 0;
pHead->len = sizeof(SSubmitMsg) + sizeof(SSubmitBlk) + memRowDataTLen(trow);
pMsg->header.vgId = htonl(pContext->vgId);
pMsg->header.contLen = htonl(pHead->len);
pMsg->length = pMsg->header.contLen;
pMsg->numOfBlocks = htonl(1);
pHead->msgType = TDMT_VND_SUBMIT;
pHead->version = 0;
// write into vnode write queue
pContext->cqWrite(pContext->vgId, pHead, TAOS_QTYPE_CQ, NULL);
free(buffer);
taosReleaseRef(cqObjRef, (int64_t)param);
}
src/cq/test/CMakeLists.txt 已删除 100644 → 0
浏览文件 @ 68f45ebe
CMAKE_MINIMUM_REQUIRED(VERSION 2.8...3.20)
PROJECT(TDengine)
LIST(APPEND CQTEST_SRC ./cqtest.c)
ADD_EXECUTABLE(cqtest ${CQTEST_SRC})
TARGET_LINK_LIBRARIES(cqtest tcq taos_static)
src/cq/test/cqtest.c 已删除 100644 → 0
浏览文件 @ 68f45ebe
/*
* 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/>.
*/
//#define _DEFAULT_SOURCE
#include "os.h"
#include "taosdef.h"
#include "tmsg.h"
#include "tglobal.h"
#include "tlog.h"
#include "tcq.h"
int64_t ver = 0;
void *pCq = NULL;
int writeToQueue(int32_t vgId, void *data, int type, void *pMsg) {
return 0;
}
int main(int argc, char *argv[]) {
int num = 3;
for (int i=1; i<argc; ++i) {
if (strcmp(argv[i], "-d")==0 && i < argc-1) {
dDebugFlag = atoi(argv[++i]);
} else if (strcmp(argv[i], "-n") == 0 && i <argc-1) {
num = atoi(argv[++i]);
} else {
printf("\nusage: %s [options] \n", argv[0]);
printf(" [-n num]: number of streams, default:%d\n", num);
printf(" [-d debugFlag]: debug flag, default:%d\n", dDebugFlag);
printf(" [-h help]: print out this help\n\n");
exit(0);
}
}
taosInitLog("cq.log", 100000, 10);
SCqCfg cqCfg;
strcpy(cqCfg.user, TSDB_DEFAULT_USER);
strcpy(cqCfg.pass, TSDB_DEFAULT_PASS);
cqCfg.vgId = 2;
cqCfg.cqWrite = writeToQueue;
pCq = cqOpen(NULL, &cqCfg);
if (pCq == NULL) {
printf("failed to open CQ\n");
exit(-1);
}
STSchemaBuilder schemaBuilder = {0};
tdInitTSchemaBuilder(&schemaBuilder, 0);
tdAddColToSchema(&schemaBuilder, TSDB_DATA_TYPE_TIMESTAMP, 0, 8);
tdAddColToSchema(&schemaBuilder, TSDB_DATA_TYPE_INT, 1, 4);
STSchema *pSchema = tdGetSchemaFromBuilder(&schemaBuilder);
tdDestroyTSchemaBuilder(&schemaBuilder);
for (int sid =1; sid<10; ++sid) {
cqCreate(pCq, sid, sid, NULL, "select avg(speed) from demo.t1 sliding(1s) interval(5s)", pSchema, 1);
}
tdFreeSchema(pSchema);
while (1) {
char c = (char)getchar();
switch(c) {
case 's':
cqStart(pCq);
break;
case 't':
cqStop(pCq);
break;
case 'c':
// create a CQ
break;
case 'd':
// drop a CQ
break;
case 'q':
break;
default:
printf("invalid command:%c", c);
}
if (c=='q') break;
}
cqClose(pCq);
taosCloseLog();
return 0;
}
src/inc/query.h 已删除 100644 → 0
浏览文件 @ 68f45ebe
/*
* 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 TDENGINE_QUERY_H
#define TDENGINE_QUERY_H
#ifdef __cplusplus
extern "C" {
#endif
typedef void* qinfo_t;
/**
* create the qinfo object according to QueryTableMsg
* @param tsdb
* @param pQueryTableMsg
* @param qinfo
* @return
*/
int32_t qCreateQueryInfo(void* tsdb, int32_t vgId, SQueryTableMsg* pQueryTableMsg, qinfo_t* qinfo, uint64_t qId);
/**
* the main query execution function, including query on both table and multitables,
* which are decided according to the tag or table name query conditions
*
* @param qinfo
* @return
*/
bool qTableQuery(qinfo_t qinfo, uint64_t *qId);
/**
* Retrieve the produced results information, if current query is not paused or completed,
* this function will be blocked to wait for the query execution completed or paused,
* in which case enough results have been produced already.
*
* @param qinfo
* @return
*/
int32_t qRetrieveQueryResultInfo(qinfo_t qinfo, 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 qinfo qinfo object
* @param pRsp response message
* @param contLen payload length
* @return
*/
int32_t qDumpRetrieveResult(qinfo_t qinfo, SRetrieveTableRsp** pRsp, int32_t* contLen, bool* continueExec);
/**
*
* @param qinfo
* @return
*/
void* qGetResultRetrieveMsg(qinfo_t qinfo);
/**
* kill current ongoing query and free query handle automatically
* @param qinfo qhandle
* @return
*/
int32_t qKillQuery(qinfo_t qinfo);
//kill by qid
int32_t qKillQueryByQId(void* pMgmt, int64_t qId, int32_t waitMs, int32_t waitCount);
bool qSolveCommitNoBlock(void* pRepo, void* pMgmt);
int32_t qQueryCompleted(qinfo_t qinfo);
/**
* destroy query info structure
* @param qHandle
*/
void qDestroyQueryInfo(qinfo_t qHandle);
void* qOpenQueryMgmt(int32_t vgId);
void qQueryMgmtNotifyClosed(void* pExecutor);
void qQueryMgmtReOpen(void *pExecutor);
void qCleanupQueryMgmt(void* pExecutor);
void** qRegisterQInfo(void* pMgmt, uint64_t qId, void *qInfo);
void** qAcquireQInfo(void* pMgmt, uint64_t key);
void** qReleaseQInfo(void* pMgmt, void* pQInfo, bool freeHandle);
bool checkQIdEqual(void *qHandle, uint64_t qId);
int64_t genQueryId(void);
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_QUERY_H
src/inc/tcq.h 已删除 100644 → 0
浏览文件 @ 68f45ebe
/*
* 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_CQ_H_
#define _TD_CQ_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "tdataformat.h"
typedef int32_t (*FCqWrite)(int32_t vgId, void *pHead, int32_t qtype, void *pMsg);
typedef struct {
int32_t vgId;
char user[TSDB_USER_LEN];
char pass[TSDB_PASSWORD_LEN];
char db[TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN]; // size must same with SVnodeObj.db[TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN]
FCqWrite cqWrite;
} SCqCfg;
// SCqContext
typedef struct {
int32_t vgId;
int32_t master;
int32_t num; // number of continuous streams
char user[TSDB_USER_LEN];
char pass[TSDB_PASSWORD_LEN];
char db[TSDB_DB_NAME_LEN];
FCqWrite cqWrite;
struct SCqObj *pHead;
void *dbConn;
void *tmrCtrl;
pthread_mutex_t mutex;
int32_t delete;
int32_t cqObjNum;
} SCqContext;
// the following API shall be called by vnode
void *cqOpen(void *ahandle, const SCqCfg *pCfg);
void cqClose(void *handle);
// if vnode is master, vnode call this API to start CQ
void cqStart(void *handle);
// if vnode is slave/unsynced, vnode shall call this API to stop CQ
void cqStop(void *handle);
// cqCreate is called by TSDB to start an instance of CQ
void *cqCreate(void *handle, uint64_t uid, int32_t sid, const char* dstTable, char *sqlStr, STSchema *pSchema, int start);
// cqDrop is called by TSDB to stop an instance of CQ, handle is the return value of cqCreate
void cqDrop(void *handle);
extern int32_t cqDebugFlag;
#ifdef __cplusplus
}
#endif
#endif // _TD_CQ_H_
src/inc/tsdb.h 已删除 100644 → 0
浏览文件 @ 68f45ebe
/*
* 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_H_
#define _TD_TSDB_H_
#include <pthread.h>
#include <stdbool.h>
#include <stdint.h>
#include "taosdef.h"
#include "tmsg.h"
#include "tarray.h"
#include "tdataformat.h"
#include "tname.h"
#include "hash.h"
#include "tlockfree.h"
#include "tlist.h"
#ifdef __cplusplus
extern "C" {
#endif
#define TSDB_VERSION_MAJOR 1
#define TSDB_VERSION_MINOR 0
#define TSDB_INVALID_SUPER_TABLE_ID -1
#define TSDB_STATUS_COMMIT_START 1
#define TSDB_STATUS_COMMIT_OVER 2
#define TSDB_STATUS_COMMIT_NOBLOCK 3 //commit no block, need to be solved
// TSDB STATE DEFINITION
#define TSDB_STATE_OK 0x0
#define TSDB_STATE_BAD_META 0x1
#define TSDB_STATE_BAD_DATA 0x2
// --------- TSDB APPLICATION HANDLE DEFINITION
typedef struct {
void *appH;
void *cqH;
int (*notifyStatus)(void *, int status, int eno);
int (*eventCallBack)(void *);
void *(*cqCreateFunc)(void *handle, uint64_t uid, int32_t sid, const char *dstTable, char *sqlStr, STSchema *pSchema, int start);
void (*cqDropFunc)(void *handle);
} STsdbAppH;
// --------- TSDB REPOSITORY CONFIGURATION DEFINITION
typedef struct {
int32_t tsdbId;
int32_t cacheBlockSize;
int32_t totalBlocks;
int32_t daysPerFile; // day per file sharding policy
int32_t keep; // day of data to keep
int32_t keep1;
int32_t keep2;
int32_t minRowsPerFileBlock; // minimum rows per file block
int32_t maxRowsPerFileBlock; // maximum rows per file block
int8_t precision;
int8_t compression;
int8_t update;
int8_t cacheLastRow; // 0:no cache, 1: cache last row, 2: cache last NULL column 3: 1&2
} STsdbCfg;
#define CACHE_NO_LAST(c) ((c)->cacheLastRow == 0)
#define CACHE_LAST_ROW(c) (((c)->cacheLastRow & 1) > 0)
#define CACHE_LAST_NULL_COLUMN(c) (((c)->cacheLastRow & 2) > 0)
// --------- TSDB REPOSITORY USAGE STATISTICS
typedef struct {
int64_t totalStorage; // total bytes occupie
int64_t compStorage;
int64_t pointsWritten; // total data points written
} STsdbStat;
typedef struct STsdbRepo STsdbRepo;
STsdbCfg *tsdbGetCfg(const STsdbRepo *repo);
// --------- TSDB REPOSITORY DEFINITION
int32_t tsdbCreateRepo(int repoid);
int32_t tsdbDropRepo(int repoid);
STsdbRepo *tsdbOpenRepo(STsdbCfg *pCfg, STsdbAppH *pAppH);
int tsdbCloseRepo(STsdbRepo *repo, int toCommit);
int32_t tsdbConfigRepo(STsdbRepo *repo, STsdbCfg *pCfg);
int tsdbGetState(STsdbRepo *repo);
int8_t tsdbGetCompactState(STsdbRepo *repo);
// --------- TSDB TABLE DEFINITION
typedef struct {
uint64_t uid; // the unique table ID
int32_t tid; // the table ID in the repository.
} STableId;
// --------- TSDB TABLE configuration
typedef struct {
ETableType type;
char * name;
STableId tableId;
int32_t sversion;
char * sname; // super table name
uint64_t superUid;
STSchema * schema;
STSchema * tagSchema;
SKVRow tagValues;
char * sql;
} STableCfg;
void tsdbClearTableCfg(STableCfg *config);
void *tsdbGetTableTagVal(const void *pTable, int32_t colId, int16_t type, int16_t bytes);
char *tsdbGetTableName(void *pTable);
#define TSDB_TABLEID(_table) ((STableId*) (_table))
#define TSDB_PREV_ROW 0x1
#define TSDB_NEXT_ROW 0x2
STableCfg *tsdbCreateTableCfgFromMsg(SMDCreateTableMsg *pMsg);
int tsdbCreateTable(STsdbRepo *repo, STableCfg *pCfg);
int tsdbDropTable(STsdbRepo *pRepo, STableId tableId);
int tsdbUpdateTableTagValue(STsdbRepo *repo, SUpdateTableTagValMsg *pMsg);
uint32_t tsdbGetFileInfo(STsdbRepo *repo, char *name, uint32_t *index, uint32_t eindex, int64_t *size);
// the TSDB repository info
typedef struct STsdbRepoInfo {
STsdbCfg tsdbCfg;
uint64_t version; // version of the repository
int64_t tsdbTotalDataSize; // the original inserted data size
int64_t tsdbTotalDiskSize; // the total disk size taken by this TSDB repository
// TODO: Other informations to add
} STsdbRepoInfo;
STsdbRepoInfo *tsdbGetStatus(STsdbRepo *pRepo);
// the meter information report structure
typedef struct {
STableCfg tableCfg;
uint64_t version;
int64_t tableTotalDataSize; // In bytes
int64_t tableTotalDiskSize; // In bytes
} STableInfo;
// -- FOR INSERT DATA
/**
* Insert data to a table in a repository
* @param pRepo the TSDB repository handle
* @param pData the data to insert (will give a more specific description)
*
* @return the number of points inserted, -1 for failure and the error number is set
*/
int32_t tsdbInsertData(STsdbRepo *repo, SSubmitMsg *pMsg, SShellSubmitRspMsg *pRsp);
// -- FOR QUERY TIME SERIES DATA
typedef void *TsdbQueryHandleT; // Use void to hide implementation details
#define BLOCK_LOAD_OFFSET_SEQ_ORDER 1
#define BLOCK_LOAD_TABLE_SEQ_ORDER 2
#define BLOCK_LOAD_TABLE_RR_ORDER 3
// query condition to build multi-table data block iterator
typedef struct STsdbQueryCond {
STimeWindow twindow;
int32_t order; // desc|asc order to iterate the data block
int32_t numOfCols;
SColumnInfo *colList;
bool loadExternalRows; // load external rows or not
int32_t type; // data block load type:
} STsdbQueryCond;
typedef struct STableData STableData;
typedef struct {
T_REF_DECLARE()
SRWLatch latch;
TSKEY keyFirst;
TSKEY keyLast;
int64_t numOfRows;
int32_t maxTables;
STableData **tData;
SList * actList;
SList * extraBuffList;
SList * bufBlockList;
int64_t pointsAdd; // TODO
int64_t storageAdd; // TODO
} SMemTable;
typedef struct {
SMemTable* mem;
SMemTable* imem;
SMemTable mtable;
SMemTable* omem;
} SMemSnapshot;
typedef struct SMemRef {
int32_t ref;
SMemSnapshot snapshot;
} SMemRef;
typedef struct SDataBlockInfo {
STimeWindow window;
int32_t rows;
int32_t numOfCols;
int64_t uid;
int32_t tid;
} SDataBlockInfo;
typedef struct SFileBlockInfo {
int32_t numBlocksOfStep;
} SFileBlockInfo;
typedef struct {
void *pTable;
TSKEY lastKey;
} STableKeyInfo;
typedef struct {
uint32_t numOfTables;
SArray *pGroupList;
SHashObj *map; // speedup acquire the tableQueryInfo by table uid
} STableGroupInfo;
#define TSDB_BLOCK_DIST_STEP_ROWS 16
typedef struct {
uint16_t rowSize;
uint16_t numOfFiles;
uint32_t numOfTables;
uint64_t totalSize;
uint64_t totalRows;
int32_t maxRows;
int32_t minRows;
int32_t firstSeekTimeUs;
uint32_t numOfRowsInMemTable;
uint32_t numOfSmallBlocks;
SArray *dataBlockInfos;
} STableBlockDist;
/**
* Get the data block iterator, starting from position according to the query condition
*
* @param tsdb tsdb handle
* @param pCond query condition, including time window, result set order, and basic required columns for each block
* @param tableInfoGroup table object list in the form of set, grouped into different sets according to the
* group by condition
* @param qinfo query info handle from query processor
* @return
*/
TsdbQueryHandleT *tsdbQueryTables(STsdbRepo *tsdb, STsdbQueryCond *pCond, STableGroupInfo *tableInfoGroup, uint64_t qId,
SMemRef *pRef);
/**
* Get the last row of the given query time window for all the tables in STableGroupInfo object.
* Note that only one data block with only row will be returned while invoking retrieve data block function for
* all tables in this group.
*
* @param tsdb tsdb handle
* @param pCond query condition, including time window, result set order, and basic required columns for each block
* @param tableInfo table list.
* @return
*/
TsdbQueryHandleT tsdbQueryLastRow(STsdbRepo *tsdb, STsdbQueryCond *pCond, STableGroupInfo *tableInfo, uint64_t qId,
SMemRef *pRef);
TsdbQueryHandleT tsdbQueryCacheLast(STsdbRepo *tsdb, STsdbQueryCond *pCond, STableGroupInfo *groupList, uint64_t qId, SMemRef* pMemRef);
bool isTsdbCacheLastRow(TsdbQueryHandleT* pTsdbReadHandle);
/**
* get the queried table object list
* @param pHandle
* @return
*/
SArray *tsdbGetQueriedTableList(TsdbQueryHandleT *pHandle);
/**
* get the group list according to table id from client
* @param tsdb
* @param pCond
* @param groupList
* @param qinfo
* @return
*/
TsdbQueryHandleT tsdbQueryRowsInExternalWindow(STsdbRepo *tsdb, STsdbQueryCond *pCond, STableGroupInfo *groupList,
uint64_t qId, SMemRef *pRef);
/**
* get num of rows in mem table
*
* @param pHandle
* @return row size
*/
int64_t tsdbGetNumOfRowsInMemTable(TsdbQueryHandleT* pHandle);
/**
* move to next block if exists
*
* @param pTsdbReadHandle
* @return
*/
bool tsdbNextDataBlock(TsdbQueryHandleT pTsdbReadHandle);
/**
* Get current data block information
*
* @param pTsdbReadHandle
* @param pBlockInfo
* @return
*/
void tsdbRetrieveDataBlockInfo(TsdbQueryHandleT *pTsdbReadHandle, SDataBlockInfo *pBlockInfo);
/**
*
* Get the pre-calculated information w.r.t. current data block.
*
* In case of data block in cache, the pBlockStatis will always be NULL.
* If a block is not completed loaded from disk, the pBlockStatis will be NULL.
* @pBlockStatis the pre-calculated value for current data blocks. if the block is a cache block, always return 0
* @return
*/
int32_t tsdbRetrieveDataBlockStatisInfo(TsdbQueryHandleT *pTsdbReadHandle, SDataStatis **pBlockStatis);
/**
*
* The query condition with primary timestamp is passed to iterator during its constructor function,
* the returned data block must be satisfied with the time window condition in any cases,
* which means the SData data block is not actually the completed disk data blocks.
*
* @param pTsdbReadHandle query handle
* @param pColumnIdList required data columns id list
* @return
*/
SArray *tsdbRetrieveDataBlock(TsdbQueryHandleT *pTsdbReadHandle, SArray *pColumnIdList);
/**
* Get the qualified table id for a super table according to the tag query expression.
* @param stableid. super table sid
* @param pTagCond. tag query condition
*/
int32_t tsdbQuerySTableByTagCond(STsdbRepo *tsdb, uint64_t uid, TSKEY key, const char *pTagCond, size_t len,
int16_t tagNameRelType, const char *tbnameCond, STableGroupInfo *pGroupList,
SColIndex *pColIndex, int32_t numOfCols);
/**
* destroy the created table group list, which is generated by tag query
* @param pGroupList
*/
void tsdbDestroyTableGroup(STableGroupInfo *pGroupList);
/**
* create the table group result including only one table, used to handle the normal table query
*
* @param tsdb tsdbHandle
* @param uid table uid
* @param pGroupInfo the generated result
* @return
*/
int32_t tsdbGetOneTableGroup(STsdbRepo *tsdb, uint64_t uid, TSKEY startKey, STableGroupInfo *pGroupInfo);
/**
*
* @param tsdb
* @param pTableIdList
* @param pGroupInfo
* @return
*/
int32_t tsdbGetTableGroupFromIdList(STsdbRepo *tsdb, SArray *pTableIdList, STableGroupInfo *pGroupInfo);
/**
* clean up the query handle
* @param queryHandle
*/
void tsdbCleanupQueryHandle(TsdbQueryHandleT queryHandle);
void tsdbResetQueryHandle(TsdbQueryHandleT queryHandle, STsdbQueryCond *pCond);
void tsdbResetQueryHandleForNewTable(TsdbQueryHandleT queryHandle, STsdbQueryCond *pCond, STableGroupInfo* groupList);
int32_t tsdbGetFileBlocksDistInfo(TsdbQueryHandleT* queryHandle, STableBlockDist* pTableBlockInfo);
/**
* get the statistics of repo usage
* @param repo. point to the tsdbrepo
* @param totalPoints. total data point written
* @param totalStorage. total bytes took by the tsdb
* @param compStorage. total bytes took by the tsdb after compressed
*/
void tsdbReportStat(void *repo, int64_t *totalPoints, int64_t *totalStorage, int64_t *compStorage);
int tsdbInitCommitQueue();
void tsdbDestroyCommitQueue();
int tsdbSyncCommit(STsdbRepo *repo);
void tsdbIncCommitRef(int vgId);
void tsdbDecCommitRef(int vgId);
// For TSDB file sync
int tsdbSyncSend(void *pRepo, SOCKET socketFd);
int tsdbSyncRecv(void *pRepo, SOCKET socketFd);
// For TSDB Compact
int tsdbCompact(STsdbRepo *pRepo);
// For TSDB Health Monitor
// no problem return true
bool tsdbNoProblem(STsdbRepo* pRepo);
#ifdef __cplusplus
}
#endif
#endif // _TD_TSDB_H_
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