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homework-jianmu/source/client/src/clientMsgHandler.c

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/*
* 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 "catalog.h"
#include "clientInt.h"
#include "clientLog.h"
#include "clientMonitor.h"
#include "cmdnodes.h"
#include "command.h"
#include "os.h"
#include "query.h"
#include "systable.h"
#include "tdatablock.h"
#include "tdef.h"
#include "tglobal.h"
#include "tname.h"
#include "tversion.h"
extern SClientHbMgr clientHbMgr;
static void setErrno(SRequestObj* pRequest, int32_t code) {
pRequest->code = code;
terrno = code;
}
int32_t genericRspCallback(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
setErrno(pRequest, code);
if (NEED_CLIENT_RM_TBLMETA_REQ(pRequest->type)) {
if (removeMeta(pRequest->pTscObj, pRequest->targetTableList, IS_VIEW_REQUEST(pRequest->type)) != 0) {
tscError("failed to remove meta data for table");
}
}
taosMemoryFree(pMsg->pEpSet);
taosMemoryFree(pMsg->pData);
if (pRequest->body.queryFp != NULL) {
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
int32_t processConnectRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = acquireRequest(*(int64_t*)param);
if (NULL == pRequest) {
goto EXIT;
}
if (code != TSDB_CODE_SUCCESS) {
goto End;
}
STscObj* pTscObj = pRequest->pTscObj;
if (NULL == pTscObj->pAppInfo) {
code = TSDB_CODE_TSC_DISCONNECTED;
goto End;
}
SConnectRsp connectRsp = {0};
if (tDeserializeSConnectRsp(pMsg->pData, pMsg->len, &connectRsp) != 0) {
code = TSDB_CODE_TSC_INVALID_VERSION;
goto End;
}
if ((code = taosCheckVersionCompatibleFromStr(td_version, connectRsp.sVer, 3)) != 0) {
tscError("version not compatible. client version:%s, server version:%s", td_version, connectRsp.sVer);
goto End;
}
int32_t now = taosGetTimestampSec();
int32_t delta = abs(now - connectRsp.svrTimestamp);
if (delta > timestampDeltaLimit) {
code = TSDB_CODE_TIME_UNSYNCED;
tscError("time diff:%ds is too big", delta);
goto End;
}
if (connectRsp.epSet.numOfEps == 0) {
code = TSDB_CODE_APP_ERROR;
goto End;
}
int updateEpSet = 1;
if (connectRsp.dnodeNum == 1) {
SEpSet srcEpSet = getEpSet_s(&pTscObj->pAppInfo->mgmtEp);
SEpSet dstEpSet = connectRsp.epSet;
if (srcEpSet.numOfEps == 1) {
if (rpcSetDefaultAddr(pTscObj->pAppInfo->pTransporter, srcEpSet.eps[srcEpSet.inUse].fqdn,
dstEpSet.eps[dstEpSet.inUse].fqdn) != 0) {
tscError("failed to set default addr for rpc");
}
updateEpSet = 0;
}
}
if (updateEpSet == 1 && !isEpsetEqual(&pTscObj->pAppInfo->mgmtEp.epSet, &connectRsp.epSet)) {
SEpSet corEpSet = getEpSet_s(&pTscObj->pAppInfo->mgmtEp);
SEpSet* pOrig = &corEpSet;
SEp* pOrigEp = &pOrig->eps[pOrig->inUse];
SEp* pNewEp = &connectRsp.epSet.eps[connectRsp.epSet.inUse];
tscDebug("mnode epset updated from %d/%d=>%s:%d to %d/%d=>%s:%d in connRsp", pOrig->inUse, pOrig->numOfEps,
pOrigEp->fqdn, pOrigEp->port, connectRsp.epSet.inUse, connectRsp.epSet.numOfEps, pNewEp->fqdn,
pNewEp->port);
updateEpSet_s(&pTscObj->pAppInfo->mgmtEp, &connectRsp.epSet);
}
for (int32_t i = 0; i < connectRsp.epSet.numOfEps; ++i) {
tscDebug("QID:0x%" PRIx64 ", epSet.fqdn[%d]:%s port:%d, connObj:0x%" PRIx64, pRequest->requestId, i,
connectRsp.epSet.eps[i].fqdn, connectRsp.epSet.eps[i].port, pTscObj->id);
}
pTscObj->sysInfo = connectRsp.sysInfo;
pTscObj->connId = connectRsp.connId;
pTscObj->acctId = connectRsp.acctId;
tstrncpy(pTscObj->sVer, connectRsp.sVer, tListLen(pTscObj->sVer));
tstrncpy(pTscObj->sDetailVer, connectRsp.sDetailVer, tListLen(pTscObj->sDetailVer));
// update the appInstInfo
pTscObj->pAppInfo->clusterId = connectRsp.clusterId;
pTscObj->pAppInfo->serverCfg.monitorParas = connectRsp.monitorParas;
pTscObj->pAppInfo->serverCfg.enableAuditDelete = connectRsp.enableAuditDelete;
tscDebug("monitor paras from connect rsp, clusterId:0x%" PRIx64 ", threshold:%d scope:%d",
connectRsp.clusterId, connectRsp.monitorParas.tsSlowLogThreshold, connectRsp.monitorParas.tsSlowLogScope);
lastClusterId = connectRsp.clusterId;
pTscObj->connType = connectRsp.connType;
pTscObj->passInfo.ver = connectRsp.passVer;
pTscObj->authVer = connectRsp.authVer;
pTscObj->whiteListInfo.ver = connectRsp.whiteListVer;
if (taosHashGet(appInfo.pInstMapByClusterId, &connectRsp.clusterId, LONG_BYTES) == NULL) {
if (taosHashPut(appInfo.pInstMapByClusterId, &connectRsp.clusterId, LONG_BYTES, &pTscObj->pAppInfo,
POINTER_BYTES) != 0) {
tscError("failed to put appInfo into appInfo.pInstMapByClusterId");
} else {
#ifdef USE_MONITOR
MonitorSlowLogData data = {0};
data.clusterId = pTscObj->pAppInfo->clusterId;
data.type = SLOW_LOG_READ_BEGINNIG;
(void)monitorPutData2MonitorQueue(data); // ignore
monitorClientSlowQueryInit(connectRsp.clusterId);
monitorClientSQLReqInit(connectRsp.clusterId);
#endif
}
}
(void)taosThreadMutexLock(&clientHbMgr.lock);
SAppHbMgr* pAppHbMgr = taosArrayGetP(clientHbMgr.appHbMgrs, pTscObj->appHbMgrIdx);
if (pAppHbMgr) {
if (hbRegisterConn(pAppHbMgr, pTscObj->id, connectRsp.clusterId, connectRsp.connType) != 0) {
tscError("QID:0x%" PRIx64 ", failed to register conn to hbMgr", pRequest->requestId);
}
} else {
(void)taosThreadMutexUnlock(&clientHbMgr.lock);
code = TSDB_CODE_TSC_DISCONNECTED;
goto End;
}
(void)taosThreadMutexUnlock(&clientHbMgr.lock);
tscDebug("QID:0x%" PRIx64 ", clusterId:0x%" PRIx64 ", totalConn:%" PRId64, pRequest->requestId, connectRsp.clusterId,
pTscObj->pAppInfo->numOfConns);
End:
if (code != 0) {
setErrno(pRequest, code);
}
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
if (pRequest) {
(void)releaseRequest(pRequest->self);
}
EXIT:
taosMemoryFree(param);
taosMemoryFree(pMsg->pEpSet);
taosMemoryFree(pMsg->pData);
return code;
}
SMsgSendInfo* buildMsgInfoImpl(SRequestObj* pRequest) {
SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
if (pMsgSendInfo == NULL) return pMsgSendInfo;
pMsgSendInfo->requestObjRefId = pRequest->self;
pMsgSendInfo->requestId = pRequest->requestId;
pMsgSendInfo->param = pRequest;
pMsgSendInfo->msgType = pRequest->type;
pMsgSendInfo->target.type = TARGET_TYPE_MNODE;
pMsgSendInfo->msgInfo = pRequest->body.requestMsg;
pMsgSendInfo->fp = getMsgRspHandle(pRequest->type);
return pMsgSendInfo;
}
int32_t processCreateDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
// todo rsp with the vnode id list
SRequestObj* pRequest = param;
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
struct SCatalog* pCatalog = NULL;
code = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
if (TSDB_CODE_SUCCESS == code) {
STscObj* pTscObj = pRequest->pTscObj;
SRequestConnInfo conn = {.pTrans = pTscObj->pAppInfo->pTransporter,
.requestId = pRequest->requestId,
.requestObjRefId = pRequest->self,
.mgmtEps = getEpSet_s(&pTscObj->pAppInfo->mgmtEp)};
char dbFName[TSDB_DB_FNAME_LEN];
(void)snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_INFORMATION_SCHEMA_DB);
if (catalogRefreshDBVgInfo(pCatalog, &conn, dbFName) != 0) {
tscError("QID:0x%" PRIx64 ", failed to refresh db vg info", pRequest->requestId);
}
(void)snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_PERFORMANCE_SCHEMA_DB);
if (catalogRefreshDBVgInfo(pCatalog, &conn, dbFName) != 0) {
tscError("QID:0x%" PRIx64 ", failed to refresh db vg info", pRequest->requestId);
}
}
}
if (pRequest->body.queryFp) {
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
int32_t processUseDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (TSDB_CODE_MND_DB_NOT_EXIST == code || TSDB_CODE_MND_DB_IN_CREATING == code ||
TSDB_CODE_MND_DB_IN_DROPPING == code) {
SUseDbRsp usedbRsp = {0};
if (tDeserializeSUseDbRsp(pMsg->pData, pMsg->len, &usedbRsp) != 0) {
tscError("QID:0x%" PRIx64 ", deserialize SUseDbRsp failed", pRequest->requestId);
}
struct SCatalog* pCatalog = NULL;
if (usedbRsp.vgVersion >= 0) { // cached in local
int64_t clusterId = pRequest->pTscObj->pAppInfo->clusterId;
int32_t code1 = catalogGetHandle(clusterId, &pCatalog);
if (code1 != TSDB_CODE_SUCCESS) {
tscWarn("QID:0x%" PRIx64 ", catalogGetHandle failed, clusterId:0x%" PRIx64 ", error:%s", pRequest->requestId, clusterId,
tstrerror(code1));
} else {
if (catalogRemoveDB(pCatalog, usedbRsp.db, usedbRsp.uid) != 0) {
tscError("QID:0x%" PRIx64 ", catalogRemoveDB failed, db:%s, uid:%" PRId64, pRequest->requestId, usedbRsp.db,
usedbRsp.uid);
}
}
}
tFreeSUsedbRsp(&usedbRsp);
}
if (code != TSDB_CODE_SUCCESS) {
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
setErrno(pRequest, code);
if (pRequest->body.queryFp != NULL) {
doRequestCallback(pRequest, pRequest->code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
SUseDbRsp usedbRsp = {0};
if (tDeserializeSUseDbRsp(pMsg->pData, pMsg->len, &usedbRsp) != 0) {
tscError("QID:0x%" PRIx64 ", deserialize SUseDbRsp failed", pRequest->requestId);
}
if (strlen(usedbRsp.db) == 0) {
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (usedbRsp.errCode != 0) {
return usedbRsp.errCode;
} else {
return TSDB_CODE_APP_ERROR;
}
}
tscTrace("db:%s, usedbRsp received, numOfVgroups:%d", usedbRsp.db, usedbRsp.vgNum);
for (int32_t i = 0; i < usedbRsp.vgNum; ++i) {
SVgroupInfo* pInfo = taosArrayGet(usedbRsp.pVgroupInfos, i);
if (pInfo == NULL) {
continue;
}
tscTrace("vgId:%d, numOfEps:%d inUse:%d ", pInfo->vgId, pInfo->epSet.numOfEps, pInfo->epSet.inUse);
for (int32_t j = 0; j < pInfo->epSet.numOfEps; ++j) {
tscTrace("vgId:%d, index:%d epset:%s:%u", pInfo->vgId, j, pInfo->epSet.eps[j].fqdn, pInfo->epSet.eps[j].port);
}
}
SName name = {0};
if (tNameFromString(&name, usedbRsp.db, T_NAME_ACCT | T_NAME_DB) != TSDB_CODE_SUCCESS) {
tscError("QID:0x%" PRIx64 ", failed to parse db name:%s", pRequest->requestId, usedbRsp.db);
}
SUseDbOutput output = {0};
code = queryBuildUseDbOutput(&output, &usedbRsp);
if (code != 0) {
terrno = code;
if (output.dbVgroup) taosHashCleanup(output.dbVgroup->vgHash);
tscError("QID:0x%" PRIx64 ", failed to build use db output since %s", pRequest->requestId, terrstr());
} else if (output.dbVgroup && output.dbVgroup->vgHash) {
struct SCatalog* pCatalog = NULL;
int32_t code1 = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
if (code1 != TSDB_CODE_SUCCESS) {
tscWarn("catalogGetHandle failed, clusterId:0x%" PRIx64 ", error:%s", pRequest->pTscObj->pAppInfo->clusterId,
tstrerror(code1));
} else {
if (catalogUpdateDBVgInfo(pCatalog, output.db, output.dbId, output.dbVgroup) != 0) {
tscError("QID:0x%" PRIx64 ", failed to update db vg info, db:%s, dbId:%" PRId64, pRequest->requestId, output.db,
output.dbId);
}
output.dbVgroup = NULL;
}
}
taosMemoryFreeClear(output.dbVgroup);
tFreeSUsedbRsp(&usedbRsp);
char db[TSDB_DB_NAME_LEN] = {0};
if (tNameGetDbName(&name, db) != TSDB_CODE_SUCCESS) {
tscError("QID:0x%" PRIx64 ", failed to get db name since %s", pRequest->requestId, tstrerror(code));
}
setConnectionDB(pRequest->pTscObj, db);
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (pRequest->body.queryFp != NULL) {
doRequestCallback(pRequest, pRequest->code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return 0;
}
int32_t processCreateSTableRsp(void* param, SDataBuf* pMsg, int32_t code) {
if (pMsg == NULL) {
tscError("processCreateSTableRsp: invalid input param, pMsg is NULL");
return TSDB_CODE_TSC_INVALID_INPUT;
}
if (param == NULL) {
taosMemoryFree(pMsg->pEpSet);
taosMemoryFree(pMsg->pData);
tscError("processCreateSTableRsp: invalid input param, param is NULL");
return TSDB_CODE_TSC_INVALID_INPUT;
}
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
SMCreateStbRsp createRsp = {0};
SDecoder coder = {0};
tDecoderInit(&coder, pMsg->pData, pMsg->len);
if (pMsg->len > 0) {
code = tDecodeSMCreateStbRsp(&coder, &createRsp); // pMsg->len == 0
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
}
}
tDecoderClear(&coder);
pRequest->body.resInfo.execRes.msgType = TDMT_MND_CREATE_STB;
pRequest->body.resInfo.execRes.res = createRsp.pMeta;
}
taosMemoryFree(pMsg->pEpSet);
taosMemoryFree(pMsg->pData);
if (pRequest->body.queryFp != NULL) {
SExecResult* pRes = &pRequest->body.resInfo.execRes;
if (code == TSDB_CODE_SUCCESS) {
SCatalog* pCatalog = NULL;
int32_t ret = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
if (pRes->res != NULL) {
ret = handleCreateTbExecRes(pRes->res, pCatalog);
}
if (ret != TSDB_CODE_SUCCESS) {
code = ret;
}
}
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
int32_t processDropDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
SDropDbRsp dropdbRsp = {0};
if (tDeserializeSDropDbRsp(pMsg->pData, pMsg->len, &dropdbRsp) != 0) {
tscError("QID:0x%" PRIx64 ", deserialize SDropDbRsp failed", pRequest->requestId);
}
struct SCatalog* pCatalog = NULL;
code = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
if (TSDB_CODE_SUCCESS == code) {
if (catalogRemoveDB(pCatalog, dropdbRsp.db, dropdbRsp.uid) != 0) {
tscError("QID:0x%" PRIx64 ", failed to remove db:%s", pRequest->requestId, dropdbRsp.db);
}
STscObj* pTscObj = pRequest->pTscObj;
SRequestConnInfo conn = {.pTrans = pTscObj->pAppInfo->pTransporter,
.requestId = pRequest->requestId,
.requestObjRefId = pRequest->self,
.mgmtEps = getEpSet_s(&pTscObj->pAppInfo->mgmtEp)};
char dbFName[TSDB_DB_FNAME_LEN] = {0};
(void)snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_INFORMATION_SCHEMA_DB);
if (catalogRefreshDBVgInfo(pCatalog, &conn, dbFName) != TSDB_CODE_SUCCESS) {
tscError("QID:0x%" PRIx64 ", failed to refresh db vg info, db:%s", pRequest->requestId, dbFName);
}
(void)snprintf(dbFName, sizeof(dbFName) - 1, "%d.%s", pTscObj->acctId, TSDB_PERFORMANCE_SCHEMA_DB);
if (catalogRefreshDBVgInfo(pCatalog, &conn, dbFName) != 0) {
tscError("QID:0x%" PRIx64 ", failed to refresh db vg info, db:%s", pRequest->requestId, dbFName);
}
}
}
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (pRequest->body.queryFp != NULL) {
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
int32_t processAlterStbRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
SMAlterStbRsp alterRsp = {0};
SDecoder coder = {0};
tDecoderInit(&coder, pMsg->pData, pMsg->len);
if (pMsg->len > 0) {
code = tDecodeSMAlterStbRsp(&coder, &alterRsp); // pMsg->len == 0
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
}
}
tDecoderClear(&coder);
pRequest->body.resInfo.execRes.msgType = TDMT_MND_ALTER_STB;
pRequest->body.resInfo.execRes.res = alterRsp.pMeta;
}
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (pRequest->body.queryFp != NULL) {
SExecResult* pRes = &pRequest->body.resInfo.execRes;
if (code == TSDB_CODE_SUCCESS) {
SCatalog* pCatalog = NULL;
int32_t ret = catalogGetHandle(pRequest->pTscObj->pAppInfo->clusterId, &pCatalog);
if (pRes->res != NULL) {
ret = handleAlterTbExecRes(pRes->res, pCatalog);
}
if (ret != TSDB_CODE_SUCCESS) {
code = ret;
}
}
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
static int32_t buildShowVariablesBlock(SArray* pVars, SSDataBlock** block) {
int32_t code = 0;
int32_t line = 0;
SSDataBlock* pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
TSDB_CHECK_NULL(pBlock, code, line, END, terrno);
pBlock->info.hasVarCol = true;
pBlock->pDataBlock = taosArrayInit(SHOW_VARIABLES_RESULT_COLS, sizeof(SColumnInfoData));
TSDB_CHECK_NULL(pBlock->pDataBlock, code, line, END, terrno);
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD1_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD2_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD3_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD4_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = SHOW_VARIABLES_RESULT_FIELD5_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
int32_t numOfCfg = taosArrayGetSize(pVars);
code = blockDataEnsureCapacity(pBlock, numOfCfg);
TSDB_CHECK_CODE(code, line, END);
for (int32_t i = 0, c = 0; i < numOfCfg; ++i, c = 0) {
SVariablesInfo* pInfo = taosArrayGet(pVars, i);
TSDB_CHECK_NULL(pInfo, code, line, END, terrno);
char name[TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(name, pInfo->name, TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE);
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
TSDB_CHECK_NULL(pColInfo, code, line, END, terrno);
code = colDataSetVal(pColInfo, i, name, false);
TSDB_CHECK_CODE(code, line, END);
char value[TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(value, pInfo->value, TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
TSDB_CHECK_NULL(pColInfo, code, line, END, terrno);
code = colDataSetVal(pColInfo, i, value, false);
TSDB_CHECK_CODE(code, line, END);
char scope[TSDB_CONFIG_SCOPE_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(scope, pInfo->scope, TSDB_CONFIG_SCOPE_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
TSDB_CHECK_NULL(pColInfo, code, line, END, terrno);
code = colDataSetVal(pColInfo, i, scope, false);
TSDB_CHECK_CODE(code, line, END);
char category[TSDB_CONFIG_CATEGORY_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(category, pInfo->category, TSDB_CONFIG_CATEGORY_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
TSDB_CHECK_NULL(pColInfo, code, line, END, terrno);
code = colDataSetVal(pColInfo, i, category, false);
TSDB_CHECK_CODE(code, line, END);
char info[TSDB_CONFIG_INFO_LEN + VARSTR_HEADER_SIZE] = {0};
STR_WITH_MAXSIZE_TO_VARSTR(info, pInfo->info, TSDB_CONFIG_INFO_LEN + VARSTR_HEADER_SIZE);
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
TSDB_CHECK_NULL(pColInfo, code, line, END, terrno);
code = colDataSetVal(pColInfo, i, info, false);
TSDB_CHECK_CODE(code, line, END);
}
pBlock->info.rows = numOfCfg;
*block = pBlock;
return code;
END:
taosArrayDestroy(pBlock->pDataBlock);
taosMemoryFree(pBlock);
return code;
}
static int32_t buildShowVariablesRsp(SArray* pVars, SRetrieveTableRsp** pRsp) {
SSDataBlock* pBlock = NULL;
int32_t code = buildShowVariablesBlock(pVars, &pBlock);
if (code) {
return code;
}
size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);
size_t rspSize = sizeof(SRetrieveTableRsp) + dataEncodeBufSize + PAYLOAD_PREFIX_LEN;
*pRsp = taosMemoryCalloc(1, rspSize);
if (NULL == *pRsp) {
code = terrno;
goto _exit;
}
(*pRsp)->useconds = 0;
(*pRsp)->completed = 1;
(*pRsp)->precision = 0;
(*pRsp)->compressed = 0;
(*pRsp)->numOfRows = htobe64((int64_t)pBlock->info.rows);
(*pRsp)->numOfCols = htonl(SHOW_VARIABLES_RESULT_COLS);
int32_t len = 0;
if ((*pRsp)->numOfRows > 0) {
len = blockEncode(pBlock, (*pRsp)->data + PAYLOAD_PREFIX_LEN, dataEncodeBufSize, SHOW_VARIABLES_RESULT_COLS);
if (len < 0) {
uError("buildShowVariablesRsp error, len:%d", len);
code = terrno;
goto _exit;
}
SET_PAYLOAD_LEN((*pRsp)->data, len, len);
int32_t payloadLen = len + PAYLOAD_PREFIX_LEN;
(*pRsp)->payloadLen = htonl(payloadLen);
(*pRsp)->compLen = htonl(payloadLen);
if (payloadLen != rspSize - sizeof(SRetrieveTableRsp)) {
uError("buildShowVariablesRsp error, len:%d != rspSize - sizeof(SRetrieveTableRsp):%" PRIu64, len,
(uint64_t)(rspSize - sizeof(SRetrieveTableRsp)));
code = TSDB_CODE_TSC_INVALID_INPUT;
goto _exit;
}
}
blockDataDestroy(pBlock);
pBlock = NULL;
return TSDB_CODE_SUCCESS;
_exit:
if (*pRsp) {
taosMemoryFree(*pRsp);
*pRsp = NULL;
}
if (pBlock) {
blockDataDestroy(pBlock);
pBlock = NULL;
}
return code;
}
int32_t processShowVariablesRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
SShowVariablesRsp rsp = {0};
SRetrieveTableRsp* pRes = NULL;
code = tDeserializeSShowVariablesRsp(pMsg->pData, pMsg->len, &rsp);
if (TSDB_CODE_SUCCESS == code) {
code = buildShowVariablesRsp(rsp.variables, &pRes);
}
if (TSDB_CODE_SUCCESS == code) {
code = setQueryResultFromRsp(&pRequest->body.resInfo, pRes, false, pRequest->isStmtBind);
}
if (code != 0) {
taosMemoryFree(pRes);
}
tFreeSShowVariablesRsp(&rsp);
}
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (pRequest->body.queryFp != NULL) {
doRequestCallback(pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
static int32_t buildCompactDbBlock(SCompactDbRsp* pRsp, SSDataBlock** block) {
int32_t code = 0;
int32_t line = 0;
SSDataBlock* pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
TSDB_CHECK_NULL(pBlock, code, line, END, terrno);
pBlock->info.hasVarCol = true;
pBlock->pDataBlock = taosArrayInit(COMPACT_DB_RESULT_COLS, sizeof(SColumnInfoData));
TSDB_CHECK_NULL(pBlock->pDataBlock, code, line, END, terrno);
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = COMPACT_DB_RESULT_FIELD1_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_INT;
infoData.info.bytes = tDataTypes[TSDB_DATA_TYPE_INT].bytes;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = COMPACT_DB_RESULT_FIELD3_LEN;
TSDB_CHECK_NULL(taosArrayPush(pBlock->pDataBlock, &infoData), code, line, END, terrno);
code = blockDataEnsureCapacity(pBlock, 1);
TSDB_CHECK_CODE(code, line, END);
SColumnInfoData* pResultCol = taosArrayGet(pBlock->pDataBlock, 0);
TSDB_CHECK_NULL(pResultCol, code, line, END, terrno);
SColumnInfoData* pIdCol = taosArrayGet(pBlock->pDataBlock, 1);
TSDB_CHECK_NULL(pIdCol, code, line, END, terrno);
SColumnInfoData* pReasonCol = taosArrayGet(pBlock->pDataBlock, 2);
TSDB_CHECK_NULL(pReasonCol, code, line, END, terrno);
char result[COMPACT_DB_RESULT_FIELD1_LEN] = {0};
char reason[COMPACT_DB_RESULT_FIELD3_LEN] = {0};
if (pRsp->bAccepted) {
STR_TO_VARSTR(result, "accepted");
code = colDataSetVal(pResultCol, 0, result, false);
TSDB_CHECK_CODE(code, line, END);
code = colDataSetVal(pIdCol, 0, (void*)&pRsp->compactId, false);
TSDB_CHECK_CODE(code, line, END);
STR_TO_VARSTR(reason, "success");
code = colDataSetVal(pReasonCol, 0, reason, false);
TSDB_CHECK_CODE(code, line, END);
} else {
STR_TO_VARSTR(result, "rejected");
code = colDataSetVal(pResultCol, 0, result, false);
TSDB_CHECK_CODE(code, line, END);
colDataSetNULL(pIdCol, 0);
STR_TO_VARSTR(reason, "compaction is ongoing");
code = colDataSetVal(pReasonCol, 0, reason, false);
TSDB_CHECK_CODE(code, line, END);
}
pBlock->info.rows = 1;
*block = pBlock;
return TSDB_CODE_SUCCESS;
END:
taosMemoryFree(pBlock);
taosArrayDestroy(pBlock->pDataBlock);
return code;
}
static int32_t buildRetriveTableRspForCompactDb(SCompactDbRsp* pCompactDb, SRetrieveTableRsp** pRsp) {
SSDataBlock* pBlock = NULL;
int32_t code = buildCompactDbBlock(pCompactDb, &pBlock);
if (code) {
return code;
}
size_t dataEncodeBufSize = blockGetEncodeSize(pBlock);
size_t rspSize = sizeof(SRetrieveTableRsp) + dataEncodeBufSize + PAYLOAD_PREFIX_LEN;
*pRsp = taosMemoryCalloc(1, rspSize);
if (NULL == *pRsp) {
code = terrno;
goto _exit;
}
(*pRsp)->useconds = 0;
(*pRsp)->completed = 1;
(*pRsp)->precision = 0;
(*pRsp)->compressed = 0;
(*pRsp)->compLen = 0;
(*pRsp)->payloadLen = 0;
(*pRsp)->numOfRows = htobe64((int64_t)pBlock->info.rows);
(*pRsp)->numOfCols = htonl(COMPACT_DB_RESULT_COLS);
int32_t len = blockEncode(pBlock, (*pRsp)->data + PAYLOAD_PREFIX_LEN, dataEncodeBufSize, COMPACT_DB_RESULT_COLS);
if (len < 0) {
uError("buildRetriveTableRspForCompactDb error, len:%d", len);
code = terrno;
goto _exit;
}
blockDataDestroy(pBlock);
SET_PAYLOAD_LEN((*pRsp)->data, len, len);
int32_t payloadLen = len + PAYLOAD_PREFIX_LEN;
(*pRsp)->payloadLen = htonl(payloadLen);
(*pRsp)->compLen = htonl(payloadLen);
if (payloadLen != rspSize - sizeof(SRetrieveTableRsp)) {
uError("buildRetriveTableRspForCompactDb error, len:%d != rspSize - sizeof(SRetrieveTableRsp):%" PRIu64, len,
(uint64_t)(rspSize - sizeof(SRetrieveTableRsp)));
code = TSDB_CODE_TSC_INVALID_INPUT;
goto _exit;
}
return TSDB_CODE_SUCCESS;
_exit:
if (*pRsp) {
taosMemoryFree(*pRsp);
*pRsp = NULL;
}
if (pBlock) {
blockDataDestroy(pBlock);
pBlock = NULL;
}
return code;
}
int32_t processCompactDbRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
} else {
SCompactDbRsp rsp = {0};
SRetrieveTableRsp* pRes = NULL;
code = tDeserializeSCompactDbRsp(pMsg->pData, pMsg->len, &rsp);
if (TSDB_CODE_SUCCESS == code) {
code = buildRetriveTableRspForCompactDb(&rsp, &pRes);
}
if (TSDB_CODE_SUCCESS == code) {
code = setQueryResultFromRsp(&pRequest->body.resInfo, pRes, false, pRequest->isStmtBind);
}
if (code != 0) {
taosMemoryFree(pRes);
}
}
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (pRequest->body.queryFp != NULL) {
pRequest->body.queryFp(((SSyncQueryParam*)pRequest->body.interParam)->userParam, pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
static int32_t setCreateStreamFailedRsp(void* param, SDataBuf* pMsg, int32_t code) {
if (pMsg) {
taosMemoryFree(pMsg->pEpSet);
taosMemoryFree(pMsg->pData);
}
if (code != 0){
tscError("setCreateStreamFailedRsp since %s", tstrerror(code));
} else{
tscInfo("setCreateStreamFailedRsp success");
}
return code;
}
void sendCreateStreamFailedMsg(SRequestObj* pRequest, char* streamName){
int32_t code = 0;
tscInfo("send failed stream name to mgmt: %s", streamName);
int32_t size = INT_BYTES + strlen(streamName);
void *buf = taosMemoryMalloc(size);
if (buf == NULL) {
tscError("failed to strdup stream name: %s", terrstr());
return;
}
*(int32_t*)buf = pRequest->code;
memcpy(POINTER_SHIFT(buf, INT_BYTES), streamName, strlen(streamName));
SMsgSendInfo* sendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
if (sendInfo == NULL) {
taosMemoryFree(buf);
tscError("failed to calloc msgSendInfo: %s", terrstr());
return;
}
sendInfo->msgInfo = (SDataBuf){.pData = buf, .len = size, .handle = NULL};
sendInfo->requestId = generateRequestId();
sendInfo->requestObjRefId = 0;
sendInfo->msgType = TDMT_MND_FAILED_STREAM;
sendInfo->fp = setCreateStreamFailedRsp;
SEpSet epSet = getEpSet_s(&pRequest->pTscObj->pAppInfo->mgmtEp);
code = asyncSendMsgToServer(pRequest->pTscObj->pAppInfo->pTransporter, &epSet, NULL, sendInfo);
if (code != 0) {
tscError("failed to send failed stream name to mgmt since %s", tstrerror(code));
}
}
static void processCreateStreamSecondPhaseRsp(void* param, void* res, int32_t code) {
SRequestObj* pRequest = res;
if (code != 0 && param != NULL){
sendCreateStreamFailedMsg(pRequest, param);
}
taosMemoryFree(param);
destroyRequest(pRequest);
}
static char* getStreamName(SRequestObj* pRequest){
SCreateStreamStmt* pStmt = (SCreateStreamStmt*)(pRequest->pQuery->pRoot);
SName name;
int32_t code = tNameSetDbName(&name, pRequest->pTscObj->acctId, pStmt->streamName, strlen(pStmt->streamName));
if (TSDB_CODE_SUCCESS != code) {
tscError("failed to set db name for stream since %s", tstrerror(code));
return NULL;
} else{
char *streamName = taosMemoryCalloc(1, TSDB_STREAM_FNAME_LEN);
(void)tNameGetFullDbName(&name, streamName);
return streamName;
}
}
void processCreateStreamSecondPhase(SRequestObj* pRequest){
tscInfo("[create stream with histroy] create in second phase");
char *streamName = getStreamName(pRequest);
size_t sqlLen = strlen(pRequest->sqlstr);
SRequestObj* pRequestNew = NULL;
int32_t code = buildRequest(pRequest->pTscObj->id, pRequest->sqlstr, sqlLen, streamName, false, &pRequestNew, 0);
if (code != TSDB_CODE_SUCCESS) {
tscError("[create stream with histroy] create in second phase, build request failed since %s", tstrerror(code));
return;
}
pRequestNew->source = pRequest->source;
pRequestNew->body.queryFp = processCreateStreamSecondPhaseRsp;
pRequestNew->streamRunHistory = true;
doAsyncQuery(pRequestNew, false);
}
int32_t processCreateStreamFirstPhaseRsp(void* param, SDataBuf* pMsg, int32_t code) {
SRequestObj* pRequest = param;
if (code != TSDB_CODE_SUCCESS) {
setErrno(pRequest, code);
}
if (NEED_CLIENT_RM_TBLMETA_REQ(pRequest->type)) {
if (removeMeta(pRequest->pTscObj, pRequest->targetTableList, IS_VIEW_REQUEST(pRequest->type)) != 0) {
tscError("failed to remove meta data for table");
}
}
taosMemoryFree(pMsg->pData);
taosMemoryFree(pMsg->pEpSet);
if (code == 0 && !pRequest->streamRunHistory && tsStreamRunHistoryAsync){
processCreateStreamSecondPhase(pRequest);
}
if (pRequest->body.queryFp != NULL) {
pRequest->body.queryFp(((SSyncQueryParam*)pRequest->body.interParam)->userParam, pRequest, code);
} else {
if (tsem_post(&pRequest->body.rspSem) != 0) {
tscError("failed to post semaphore");
}
}
return code;
}
__async_send_cb_fn_t getMsgRspHandle(int32_t msgType) {
switch (msgType) {
case TDMT_MND_CONNECT:
return processConnectRsp;
case TDMT_MND_CREATE_DB:
return processCreateDbRsp;
case TDMT_MND_USE_DB:
return processUseDbRsp;
case TDMT_MND_CREATE_STB:
return processCreateSTableRsp;
case TDMT_MND_DROP_DB:
return processDropDbRsp;
case TDMT_MND_ALTER_STB:
return processAlterStbRsp;
case TDMT_MND_SHOW_VARIABLES:
return processShowVariablesRsp;
case TDMT_MND_CREATE_STREAM:
return processCreateStreamFirstPhaseRsp;
case TDMT_MND_COMPACT_DB:
return processCompactDbRsp;
default:
return genericRspCallback;
}
}
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