966 lines
32 KiB
C
966 lines
32 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "command.h"
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#include "catalog.h"
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#include "commandInt.h"
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#include "scheduler.h"
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#include "systable.h"
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#include "tdatablock.h"
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#include "tglobal.h"
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#include "tgrant.h"
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#include "taosdef.h"
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extern SConfig* tsCfg;
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static int32_t buildRetrieveTableRsp(SSDataBlock* pBlock, int32_t numOfCols, SRetrieveTableRsp** pRsp) {
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size_t rspSize = sizeof(SRetrieveTableRsp) + blockGetEncodeSize(pBlock);
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*pRsp = taosMemoryCalloc(1, rspSize);
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if (NULL == *pRsp) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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(*pRsp)->useconds = 0;
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(*pRsp)->completed = 1;
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(*pRsp)->precision = 0;
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(*pRsp)->compressed = 0;
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(*pRsp)->compLen = 0;
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(*pRsp)->numOfRows = htobe64((int64_t)pBlock->info.rows);
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(*pRsp)->numOfCols = htonl(numOfCols);
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int32_t len = blockEncode(pBlock, (*pRsp)->data, numOfCols);
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return TSDB_CODE_SUCCESS;
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}
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static int32_t getSchemaBytes(const SSchema* pSchema) {
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switch (pSchema->type) {
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case TSDB_DATA_TYPE_BINARY:
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case TSDB_DATA_TYPE_VARBINARY:
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case TSDB_DATA_TYPE_GEOMETRY:
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return (pSchema->bytes - VARSTR_HEADER_SIZE);
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case TSDB_DATA_TYPE_NCHAR:
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case TSDB_DATA_TYPE_JSON:
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return (pSchema->bytes - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE;
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default:
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return pSchema->bytes;
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}
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}
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static int32_t buildDescResultDataBlock(SSDataBlock** pOutput) {
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SSDataBlock* pBlock = createDataBlock();
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if (NULL == pBlock) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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SColumnInfoData infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, DESCRIBE_RESULT_FIELD_LEN, 1);
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int32_t code = blockDataAppendColInfo(pBlock, &infoData);
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if (TSDB_CODE_SUCCESS == code) {
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infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, DESCRIBE_RESULT_TYPE_LEN, 2);
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code = blockDataAppendColInfo(pBlock, &infoData);
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}
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if (TSDB_CODE_SUCCESS == code) {
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infoData = createColumnInfoData(TSDB_DATA_TYPE_INT, tDataTypes[TSDB_DATA_TYPE_INT].bytes, 3);
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code = blockDataAppendColInfo(pBlock, &infoData);
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}
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if (TSDB_CODE_SUCCESS == code) {
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infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, DESCRIBE_RESULT_NOTE_LEN, 4);
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code = blockDataAppendColInfo(pBlock, &infoData);
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}
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if (TSDB_CODE_SUCCESS == code) {
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*pOutput = pBlock;
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} else {
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blockDataDestroy(pBlock);
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}
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return code;
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}
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static int32_t setDescResultIntoDataBlock(bool sysInfoUser, SSDataBlock* pBlock, int32_t numOfRows, STableMeta* pMeta, int8_t biMode) {
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blockDataEnsureCapacity(pBlock, numOfRows);
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pBlock->info.rows = 0;
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// field
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SColumnInfoData* pCol1 = taosArrayGet(pBlock->pDataBlock, 0);
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// Type
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SColumnInfoData* pCol2 = taosArrayGet(pBlock->pDataBlock, 1);
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// Length
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SColumnInfoData* pCol3 = taosArrayGet(pBlock->pDataBlock, 2);
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// Note
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SColumnInfoData* pCol4 = taosArrayGet(pBlock->pDataBlock, 3);
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char buf[DESCRIBE_RESULT_FIELD_LEN] = {0};
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for (int32_t i = 0; i < numOfRows; ++i) {
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if (invisibleColumn(sysInfoUser, pMeta->tableType, pMeta->schema[i].flags)) {
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continue;
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}
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STR_TO_VARSTR(buf, pMeta->schema[i].name);
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colDataSetVal(pCol1, pBlock->info.rows, buf, false);
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STR_TO_VARSTR(buf, tDataTypes[pMeta->schema[i].type].name);
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colDataSetVal(pCol2, pBlock->info.rows, buf, false);
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int32_t bytes = getSchemaBytes(pMeta->schema + i);
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colDataSetVal(pCol3, pBlock->info.rows, (const char*)&bytes, false);
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STR_TO_VARSTR(buf, i >= pMeta->tableInfo.numOfColumns ? "TAG" : "");
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colDataSetVal(pCol4, pBlock->info.rows, buf, false);
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++(pBlock->info.rows);
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}
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if (biMode != 0) {
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STR_TO_VARSTR(buf, "tbname");
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colDataSetVal(pCol1, pBlock->info.rows, buf, false);
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STR_TO_VARSTR(buf, "VARCHAR");
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colDataSetVal(pCol2, pBlock->info.rows, buf, false);
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int32_t bytes = TSDB_TABLE_NAME_LEN - 1;
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colDataSetVal(pCol3, pBlock->info.rows, (const char*)&bytes, false);
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STR_TO_VARSTR(buf, "TAG");
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colDataSetVal(pCol4, pBlock->info.rows, buf, false);
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++(pBlock->info.rows);
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}
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if (pBlock->info.rows <= 0) {
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qError("no permission to view any columns");
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return TSDB_CODE_PAR_PERMISSION_DENIED;
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}
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return TSDB_CODE_SUCCESS;
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}
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static int32_t execDescribe(bool sysInfoUser, SNode* pStmt, SRetrieveTableRsp** pRsp, int8_t biMode) {
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SDescribeStmt* pDesc = (SDescribeStmt*)pStmt;
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int32_t numOfRows = TABLE_TOTAL_COL_NUM(pDesc->pMeta);
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SSDataBlock* pBlock = NULL;
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int32_t code = buildDescResultDataBlock(&pBlock);
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if (TSDB_CODE_SUCCESS == code) {
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code = setDescResultIntoDataBlock(sysInfoUser, pBlock, numOfRows, pDesc->pMeta, biMode);
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}
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if (TSDB_CODE_SUCCESS == code) {
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code = buildRetrieveTableRsp(pBlock, DESCRIBE_RESULT_COLS, pRsp);
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}
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blockDataDestroy(pBlock);
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return code;
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}
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static int32_t execResetQueryCache() { return catalogClearCache(); }
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static int32_t buildCreateDBResultDataBlock(SSDataBlock** pOutput) {
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SSDataBlock* pBlock = createDataBlock();
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if (NULL == pBlock) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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SColumnInfoData infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, SHOW_CREATE_DB_RESULT_COLS, 1);
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int32_t code = blockDataAppendColInfo(pBlock, &infoData);
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if (TSDB_CODE_SUCCESS == code) {
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infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, SHOW_CREATE_DB_RESULT_FIELD2_LEN, 2);
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code = blockDataAppendColInfo(pBlock, &infoData);
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}
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if (TSDB_CODE_SUCCESS == code) {
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*pOutput = pBlock;
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} else {
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blockDataDestroy(pBlock);
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}
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return code;
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}
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static int32_t buildAliveResultDataBlock(SSDataBlock** pOutput) {
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SSDataBlock* pBlock = createDataBlock();
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if (NULL == pBlock) {
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return TSDB_CODE_OUT_OF_MEMORY;
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}
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SColumnInfoData infoData = createColumnInfoData(TSDB_DATA_TYPE_INT, sizeof(int32_t), 1);
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int32_t code = blockDataAppendColInfo(pBlock, &infoData);
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if (TSDB_CODE_SUCCESS == code) {
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*pOutput = pBlock;
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} else {
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blockDataDestroy(pBlock);
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}
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return code;
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}
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int64_t getValOfDiffPrecision(int8_t unit, int64_t val) {
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int64_t v = 0;
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switch (unit) {
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case 's':
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v = val / 1000;
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break;
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case 'm':
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v = val / tsTickPerMin[TSDB_TIME_PRECISION_MILLI];
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break;
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case 'h':
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v = val / (tsTickPerMin[TSDB_TIME_PRECISION_MILLI] * 60);
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break;
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case 'd':
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v = val / (tsTickPerMin[TSDB_TIME_PRECISION_MILLI] * 24 * 60);
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break;
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case 'w':
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v = val / (tsTickPerMin[TSDB_TIME_PRECISION_MILLI] * 24 * 60 * 7);
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break;
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default:
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break;
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}
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return v;
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}
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char* buildRetension(SArray* pRetension) {
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size_t size = taosArrayGetSize(pRetension);
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if (size == 0) {
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return NULL;
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}
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char* p1 = taosMemoryCalloc(1, 100);
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SRetention* p = taosArrayGet(pRetension, 0);
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int32_t len = 0;
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int64_t v1 = getValOfDiffPrecision(p->freqUnit, p->freq);
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int64_t v2 = getValOfDiffPrecision(p->keepUnit, p->keep);
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len += sprintf(p1 + len, "%" PRId64 "%c:%" PRId64 "%c", v1, p->freqUnit, v2, p->keepUnit);
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if (size > 1) {
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len += sprintf(p1 + len, ",");
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p = taosArrayGet(pRetension, 1);
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v1 = getValOfDiffPrecision(p->freqUnit, p->freq);
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v2 = getValOfDiffPrecision(p->keepUnit, p->keep);
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len += sprintf(p1 + len, "%" PRId64 "%c:%" PRId64 "%c", v1, p->freqUnit, v2, p->keepUnit);
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}
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if (size > 2) {
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len += sprintf(p1 + len, ",");
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p = taosArrayGet(pRetension, 2);
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v1 = getValOfDiffPrecision(p->freqUnit, p->freq);
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v2 = getValOfDiffPrecision(p->keepUnit, p->keep);
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len += sprintf(p1 + len, "%" PRId64 "%c:%" PRId64 "%c", v1, p->freqUnit, v2, p->keepUnit);
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}
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return p1;
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}
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static const char* cacheModelStr(int8_t cacheModel) {
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switch (cacheModel) {
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case TSDB_CACHE_MODEL_NONE:
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return TSDB_CACHE_MODEL_NONE_STR;
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case TSDB_CACHE_MODEL_LAST_ROW:
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return TSDB_CACHE_MODEL_LAST_ROW_STR;
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case TSDB_CACHE_MODEL_LAST_VALUE:
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return TSDB_CACHE_MODEL_LAST_VALUE_STR;
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case TSDB_CACHE_MODEL_BOTH:
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return TSDB_CACHE_MODEL_BOTH_STR;
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default:
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break;
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}
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return TSDB_CACHE_MODEL_NONE_STR;
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}
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static void setCreateDBResultIntoDataBlock(SSDataBlock* pBlock, char* dbName, char* dbFName, SDbCfgInfo* pCfg) {
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blockDataEnsureCapacity(pBlock, 1);
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pBlock->info.rows = 1;
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SColumnInfoData* pCol1 = taosArrayGet(pBlock->pDataBlock, 0);
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char buf1[SHOW_CREATE_DB_RESULT_FIELD1_LEN] = {0};
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STR_TO_VARSTR(buf1, dbName);
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colDataSetVal(pCol1, 0, buf1, false);
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SColumnInfoData* pCol2 = taosArrayGet(pBlock->pDataBlock, 1);
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char buf2[SHOW_CREATE_DB_RESULT_FIELD2_LEN] = {0};
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int32_t len = 0;
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char* prec = NULL;
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switch (pCfg->precision) {
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case TSDB_TIME_PRECISION_MILLI:
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prec = TSDB_TIME_PRECISION_MILLI_STR;
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break;
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case TSDB_TIME_PRECISION_MICRO:
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prec = TSDB_TIME_PRECISION_MICRO_STR;
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break;
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case TSDB_TIME_PRECISION_NANO:
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prec = TSDB_TIME_PRECISION_NANO_STR;
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break;
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default:
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prec = "none";
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break;
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}
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char* retentions = buildRetension(pCfg->pRetensions);
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int32_t dbFNameLen = strlen(dbFName);
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int32_t hashPrefix = 0;
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if (pCfg->hashPrefix > 0) {
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hashPrefix = pCfg->hashPrefix - dbFNameLen - 1;
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} else if (pCfg->hashPrefix < 0) {
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hashPrefix = pCfg->hashPrefix + dbFNameLen + 1;
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}
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if (IS_SYS_DBNAME(dbName)) {
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len += sprintf(buf2 + VARSTR_HEADER_SIZE, "CREATE DATABASE `%s`", dbName);
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} else {
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len += sprintf(
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buf2 + VARSTR_HEADER_SIZE,
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"CREATE DATABASE `%s` BUFFER %d CACHESIZE %d CACHEMODEL '%s' COMP %d DURATION %dm "
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"WAL_FSYNC_PERIOD %d MAXROWS %d MINROWS %d STT_TRIGGER %d KEEP %dm,%dm,%dm PAGES %d PAGESIZE %d PRECISION '%s' REPLICA %d "
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"WAL_LEVEL %d VGROUPS %d SINGLE_STABLE %d TABLE_PREFIX %d TABLE_SUFFIX %d TSDB_PAGESIZE %d "
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"WAL_RETENTION_PERIOD %d WAL_RETENTION_SIZE %" PRId64,
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dbName, pCfg->buffer, pCfg->cacheSize, cacheModelStr(pCfg->cacheLast), pCfg->compression, pCfg->daysPerFile,
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pCfg->walFsyncPeriod, pCfg->maxRows, pCfg->minRows, pCfg->sstTrigger, pCfg->daysToKeep0, pCfg->daysToKeep1, pCfg->daysToKeep2,
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pCfg->pages, pCfg->pageSize, prec, pCfg->replications, pCfg->walLevel, pCfg->numOfVgroups,
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1 == pCfg->numOfStables, hashPrefix, pCfg->hashSuffix, pCfg->tsdbPageSize, pCfg->walRetentionPeriod, pCfg->walRetentionSize);
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if (retentions) {
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len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, " RETENTIONS %s", retentions);
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}
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}
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taosMemoryFree(retentions);
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(varDataLen(buf2)) = len;
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colDataSetVal(pCol2, 0, buf2, false);
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}
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#define CHECK_LEADER(n) (row[n] && (fields[n].type == TSDB_DATA_TYPE_VARCHAR && strncasecmp(row[n], "leader", varDataLen((char *)row[n] - VARSTR_HEADER_SIZE)) == 0))
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// on this row, if have leader return true else return false
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bool existLeaderRole(TAOS_ROW row, TAOS_FIELD* fields, int nFields) {
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// vgroup_id | db_name | tables | v1_dnode | v1_status | v2_dnode | v2_status | v3_dnode | v3_status | v4_dnode |
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// v4_status | cacheload | tsma |
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if (nFields != 14) {
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return false;
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}
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// check have leader on cloumn v*_status on 4 6 8 10
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if (CHECK_LEADER(4) || CHECK_LEADER(6) || CHECK_LEADER(8) || CHECK_LEADER(10)) {
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return true;
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}
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return false;
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}
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// get db alive status, return 1 is alive else return 0
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int32_t getAliveStatusFromApi(int64_t* pConnId, char* dbName, int32_t* pStatus) {
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char sql[128 + TSDB_DB_NAME_LEN] = "select * from information_schema.ins_vgroups";
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int32_t code;
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// filter with db name
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if (dbName && dbName[0] != 0) {
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char str[64 + TSDB_DB_NAME_LEN] = "";
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// test db name exist
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sprintf(str, "show create database %s ;", dbName);
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TAOS_RES* dbRes = taos_query(pConnId, str);
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code = taos_errno(dbRes);
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if (code != TSDB_CODE_SUCCESS) {
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taos_free_result(dbRes);
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return code;
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}
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taos_free_result(dbRes);
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sprintf(str, " where db_name='%s' ;", dbName);
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strcat(sql, str);
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}
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TAOS_RES* res = taos_query(pConnId, sql);
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code = taos_errno(res);
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if (code != TSDB_CODE_SUCCESS) {
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taos_free_result(res);
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return code;
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}
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TAOS_ROW row = NULL;
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TAOS_FIELD* fields = taos_fetch_fields(res);
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int32_t nFields = taos_num_fields(res);
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int32_t nAvailble = 0;
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int32_t nUnAvailble = 0;
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while ((row = taos_fetch_row(res)) != NULL) {
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if (existLeaderRole(row, fields, nFields)) {
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nAvailble++;
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} else {
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nUnAvailble++;
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}
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}
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taos_free_result(res);
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int32_t status = 0;
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if (nAvailble + nUnAvailble == 0 || nUnAvailble == 0) {
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status = SHOW_STATUS_AVAILABLE;
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} else if (nAvailble > 0 && nUnAvailble > 0) {
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status = SHOW_STATUS_HALF_AVAILABLE;
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} else {
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status = SHOW_STATUS_NOT_AVAILABLE;
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}
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if (pStatus) {
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*pStatus = status;
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}
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return TSDB_CODE_SUCCESS;
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}
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static int32_t setAliveResultIntoDataBlock(int64_t* pConnId, SSDataBlock* pBlock, char* dbName) {
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blockDataEnsureCapacity(pBlock, 1);
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pBlock->info.rows = 1;
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SColumnInfoData* pCol1 = taosArrayGet(pBlock->pDataBlock, 0);
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int32_t status = 0;
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int32_t code = getAliveStatusFromApi(pConnId, dbName, &status);
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if (code == TSDB_CODE_SUCCESS) {
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colDataSetVal(pCol1, 0, (const char*)&status, false);
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}
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return code;
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}
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static int32_t execShowAliveStatus(int64_t* pConnId, SShowAliveStmt* pStmt, SRetrieveTableRsp** pRsp) {
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SSDataBlock* pBlock = NULL;
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int32_t code = buildAliveResultDataBlock(&pBlock);
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if (TSDB_CODE_SUCCESS == code) {
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code = setAliveResultIntoDataBlock(pConnId, pBlock, pStmt->dbName);
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}
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if (TSDB_CODE_SUCCESS == code) {
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code = buildRetrieveTableRsp(pBlock, SHOW_ALIVE_RESULT_COLS, pRsp);
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}
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blockDataDestroy(pBlock);
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return code;
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}
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|
|
static int32_t execShowCreateDatabase(SShowCreateDatabaseStmt* pStmt, SRetrieveTableRsp** pRsp) {
|
|
SSDataBlock* pBlock = NULL;
|
|
int32_t code = buildCreateDBResultDataBlock(&pBlock);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
setCreateDBResultIntoDataBlock(pBlock, pStmt->dbName, pStmt->dbFName, pStmt->pCfg);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildRetrieveTableRsp(pBlock, SHOW_CREATE_DB_RESULT_COLS, pRsp);
|
|
}
|
|
blockDataDestroy(pBlock);
|
|
return code;
|
|
}
|
|
|
|
static int32_t buildCreateTbResultDataBlock(SSDataBlock** pOutput) {
|
|
SSDataBlock* pBlock = createDataBlock();
|
|
if (NULL == pBlock) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SColumnInfoData infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, SHOW_CREATE_TB_RESULT_FIELD1_LEN, 1);
|
|
int32_t code = blockDataAppendColInfo(pBlock, &infoData);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
infoData = createColumnInfoData(TSDB_DATA_TYPE_VARCHAR, SHOW_CREATE_TB_RESULT_FIELD2_LEN, 2);
|
|
code = blockDataAppendColInfo(pBlock, &infoData);
|
|
}
|
|
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
*pOutput = pBlock;
|
|
} else {
|
|
blockDataDestroy(pBlock);
|
|
}
|
|
return code;
|
|
}
|
|
|
|
void appendColumnFields(char* buf, int32_t* len, STableCfg* pCfg) {
|
|
for (int32_t i = 0; i < pCfg->numOfColumns; ++i) {
|
|
SSchema* pSchema = pCfg->pSchemas + i;
|
|
char type[32];
|
|
sprintf(type, "%s", tDataTypes[pSchema->type].name);
|
|
if (TSDB_DATA_TYPE_VARCHAR == pSchema->type || TSDB_DATA_TYPE_VARBINARY == pSchema->type || TSDB_DATA_TYPE_GEOMETRY == pSchema->type) {
|
|
sprintf(type + strlen(type), "(%d)", (int32_t)(pSchema->bytes - VARSTR_HEADER_SIZE));
|
|
} else if (TSDB_DATA_TYPE_NCHAR == pSchema->type) {
|
|
sprintf(type + strlen(type), "(%d)", (int32_t)((pSchema->bytes - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE));
|
|
}
|
|
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s", ((i > 0) ? ", " : ""), pSchema->name, type);
|
|
}
|
|
}
|
|
|
|
void appendTagFields(char* buf, int32_t* len, STableCfg* pCfg) {
|
|
for (int32_t i = 0; i < pCfg->numOfTags; ++i) {
|
|
SSchema* pSchema = pCfg->pSchemas + pCfg->numOfColumns + i;
|
|
char type[32];
|
|
sprintf(type, "%s", tDataTypes[pSchema->type].name);
|
|
if (TSDB_DATA_TYPE_VARCHAR == pSchema->type || TSDB_DATA_TYPE_VARBINARY == pSchema->type || TSDB_DATA_TYPE_GEOMETRY == pSchema->type) {
|
|
sprintf(type + strlen(type), "(%d)", (int32_t)(pSchema->bytes - VARSTR_HEADER_SIZE));
|
|
} else if (TSDB_DATA_TYPE_NCHAR == pSchema->type) {
|
|
sprintf(type + strlen(type), "(%d)", (int32_t)((pSchema->bytes - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE));
|
|
}
|
|
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s` %s", ((i > 0) ? ", " : ""), pSchema->name, type);
|
|
}
|
|
}
|
|
|
|
void appendTagNameFields(char* buf, int32_t* len, STableCfg* pCfg) {
|
|
for (int32_t i = 0; i < pCfg->numOfTags; ++i) {
|
|
SSchema* pSchema = pCfg->pSchemas + pCfg->numOfColumns + i;
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s`%s`", ((i > 0) ? ", " : ""), pSchema->name);
|
|
}
|
|
}
|
|
|
|
int32_t appendTagValues(char* buf, int32_t* len, STableCfg* pCfg) {
|
|
SArray* pTagVals = NULL;
|
|
STag* pTag = (STag*)pCfg->pTags;
|
|
|
|
if (NULL == pCfg->pTags || pCfg->numOfTags <= 0) {
|
|
qError("tag missed in table cfg, pointer:%p, numOfTags:%d", pCfg->pTags, pCfg->numOfTags);
|
|
return TSDB_CODE_APP_ERROR;
|
|
}
|
|
|
|
if (tTagIsJson(pTag)) {
|
|
char* pJson = parseTagDatatoJson(pTag);
|
|
if (pJson) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s", pJson);
|
|
taosMemoryFree(pJson);
|
|
}
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t code = tTagToValArray((const STag*)pCfg->pTags, &pTagVals);
|
|
if (code) {
|
|
return code;
|
|
}
|
|
|
|
int16_t valueNum = taosArrayGetSize(pTagVals);
|
|
int32_t num = 0;
|
|
int32_t j = 0;
|
|
for (int32_t i = 0; i < pCfg->numOfTags; ++i) {
|
|
SSchema* pSchema = pCfg->pSchemas + pCfg->numOfColumns + i;
|
|
if (i > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ", ");
|
|
}
|
|
|
|
if (j >= valueNum) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "NULL");
|
|
continue;
|
|
}
|
|
|
|
STagVal* pTagVal = (STagVal*)taosArrayGet(pTagVals, j);
|
|
if (pSchema->colId > pTagVal->cid) {
|
|
qError("tag value and column mismatch, schemaId:%d, valId:%d", pSchema->colId, pTagVal->cid);
|
|
taosArrayDestroy(pTagVals);
|
|
return TSDB_CODE_APP_ERROR;
|
|
} else if (pSchema->colId == pTagVal->cid) {
|
|
char type = pTagVal->type;
|
|
int32_t tlen = 0;
|
|
|
|
if (IS_VAR_DATA_TYPE(type)) {
|
|
dataConverToStr(buf + VARSTR_HEADER_SIZE + *len, type, pTagVal->pData, pTagVal->nData, &tlen);
|
|
} else {
|
|
dataConverToStr(buf + VARSTR_HEADER_SIZE + *len, type, &pTagVal->i64, tDataTypes[type].bytes, &tlen);
|
|
}
|
|
*len += tlen;
|
|
j++;
|
|
} else {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "NULL");
|
|
}
|
|
|
|
/*
|
|
if (type == TSDB_DATA_TYPE_BINARY || type == TSDB_DATA_TYPE_GEOMETRY) {
|
|
if (pTagVal->nData > 0) {
|
|
if (num) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ", ");
|
|
}
|
|
|
|
memcpy(buf + VARSTR_HEADER_SIZE + *len, pTagVal->pData, pTagVal->nData);
|
|
*len += pTagVal->nData;
|
|
}
|
|
} else if (type == TSDB_DATA_TYPE_NCHAR) {
|
|
if (pTagVal->nData > 0) {
|
|
if (num) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ", ");
|
|
}
|
|
int32_t tlen = taosUcs4ToMbs((TdUcs4 *)pTagVal->pData, pTagVal->nData, buf + VARSTR_HEADER_SIZE + *len);
|
|
}
|
|
} else if (type == TSDB_DATA_TYPE_DOUBLE) {
|
|
double val = *(double *)(&pTagVal->i64);
|
|
int len = 0;
|
|
term = indexTermCreate(suid, ADD_VALUE, type, key, nKey, (const char *)&val, len);
|
|
} else if (type == TSDB_DATA_TYPE_BOOL) {
|
|
int val = *(int *)(&pTagVal->i64);
|
|
int len = 0;
|
|
term = indexTermCreate(suid, ADD_VALUE, TSDB_DATA_TYPE_INT, key, nKey, (const char *)&val, len);
|
|
}
|
|
*/
|
|
}
|
|
|
|
taosArrayDestroy(pTagVals);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
void appendTableOptions(char* buf, int32_t* len, SDbCfgInfo* pDbCfg, STableCfg* pCfg) {
|
|
if (pCfg->commentLen > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " COMMENT '%s'", pCfg->pComment);
|
|
} else if (0 == pCfg->commentLen) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " COMMENT ''");
|
|
}
|
|
|
|
if (NULL != pDbCfg->pRetensions && pCfg->watermark1 > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " WATERMARK %" PRId64 "a", pCfg->watermark1);
|
|
if (pCfg->watermark2 > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ", %" PRId64 "a", pCfg->watermark2);
|
|
}
|
|
}
|
|
|
|
if (NULL != pDbCfg->pRetensions && pCfg->delay1 > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " MAX_DELAY %" PRId64 "a", pCfg->delay1);
|
|
if (pCfg->delay2 > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ", %" PRId64 "a", pCfg->delay2);
|
|
}
|
|
}
|
|
|
|
int32_t funcNum = taosArrayGetSize(pCfg->pFuncs);
|
|
if (NULL != pDbCfg->pRetensions && funcNum > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " ROLLUP(");
|
|
for (int32_t i = 0; i < funcNum; ++i) {
|
|
char* pFunc = taosArrayGet(pCfg->pFuncs, i);
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "%s%s", ((i > 0) ? ", " : ""), pFunc);
|
|
}
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ")");
|
|
}
|
|
|
|
if (pCfg->ttl > 0) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " TTL %d", pCfg->ttl);
|
|
}
|
|
|
|
if (TSDB_SUPER_TABLE == pCfg->tableType || TSDB_NORMAL_TABLE == pCfg->tableType) {
|
|
int32_t nSma = 0;
|
|
for (int32_t i = 0; i < pCfg->numOfColumns; ++i) {
|
|
if (IS_BSMA_ON(pCfg->pSchemas + i)) {
|
|
++nSma;
|
|
}
|
|
}
|
|
|
|
if (nSma < pCfg->numOfColumns && nSma > 0) {
|
|
bool smaOn = false;
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, " SMA(");
|
|
for (int32_t i = 0; i < pCfg->numOfColumns; ++i) {
|
|
if (IS_BSMA_ON(pCfg->pSchemas + i)) {
|
|
if (smaOn) {
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ",`%s`", (pCfg->pSchemas + i)->name);
|
|
} else {
|
|
smaOn = true;
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, "`%s`", (pCfg->pSchemas + i)->name);
|
|
}
|
|
}
|
|
}
|
|
*len += sprintf(buf + VARSTR_HEADER_SIZE + *len, ")");
|
|
}
|
|
}
|
|
}
|
|
|
|
static int32_t setCreateTBResultIntoDataBlock(SSDataBlock* pBlock, SDbCfgInfo* pDbCfg, char* tbName, STableCfg* pCfg) {
|
|
int32_t code = 0;
|
|
blockDataEnsureCapacity(pBlock, 1);
|
|
pBlock->info.rows = 1;
|
|
|
|
SColumnInfoData* pCol1 = taosArrayGet(pBlock->pDataBlock, 0);
|
|
char buf1[SHOW_CREATE_TB_RESULT_FIELD1_LEN] = {0};
|
|
STR_TO_VARSTR(buf1, tbName);
|
|
colDataSetVal(pCol1, 0, buf1, false);
|
|
|
|
SColumnInfoData* pCol2 = taosArrayGet(pBlock->pDataBlock, 1);
|
|
char* buf2 = taosMemoryMalloc(SHOW_CREATE_TB_RESULT_FIELD2_LEN);
|
|
if (NULL == buf2) {
|
|
terrno = TSDB_CODE_OUT_OF_MEMORY;
|
|
return terrno;
|
|
}
|
|
|
|
int32_t len = 0;
|
|
|
|
if (TSDB_SUPER_TABLE == pCfg->tableType) {
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE, "CREATE STABLE `%s` (", tbName);
|
|
appendColumnFields(buf2, &len, pCfg);
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ") TAGS (");
|
|
appendTagFields(buf2, &len, pCfg);
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ")");
|
|
appendTableOptions(buf2, &len, pDbCfg, pCfg);
|
|
} else if (TSDB_CHILD_TABLE == pCfg->tableType) {
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE, "CREATE TABLE `%s` USING `%s` (", tbName, pCfg->stbName);
|
|
appendTagNameFields(buf2, &len, pCfg);
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ") TAGS (");
|
|
code = appendTagValues(buf2, &len, pCfg);
|
|
if (code) {
|
|
taosMemoryFree(buf2);
|
|
return code;
|
|
}
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ")");
|
|
appendTableOptions(buf2, &len, pDbCfg, pCfg);
|
|
} else {
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE, "CREATE TABLE `%s` (", tbName);
|
|
appendColumnFields(buf2, &len, pCfg);
|
|
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ")");
|
|
appendTableOptions(buf2, &len, pDbCfg, pCfg);
|
|
}
|
|
|
|
varDataLen(buf2) = (len > 65535) ? 65535 : len;
|
|
|
|
colDataSetVal(pCol2, 0, buf2, false);
|
|
|
|
taosMemoryFree(buf2);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t execShowCreateTable(SShowCreateTableStmt* pStmt, SRetrieveTableRsp** pRsp) {
|
|
SSDataBlock* pBlock = NULL;
|
|
int32_t code = buildCreateTbResultDataBlock(&pBlock);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = setCreateTBResultIntoDataBlock(pBlock, pStmt->pDbCfg, pStmt->tableName, pStmt->pTableCfg);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildRetrieveTableRsp(pBlock, SHOW_CREATE_TB_RESULT_COLS, pRsp);
|
|
}
|
|
blockDataDestroy(pBlock);
|
|
return code;
|
|
}
|
|
|
|
static int32_t execShowCreateSTable(SShowCreateTableStmt* pStmt, SRetrieveTableRsp** pRsp) {
|
|
STableCfg* pCfg = (STableCfg*)pStmt->pTableCfg;
|
|
if (TSDB_SUPER_TABLE != pCfg->tableType) {
|
|
terrno = TSDB_CODE_TSC_NOT_STABLE_ERROR;
|
|
return terrno;
|
|
}
|
|
|
|
return execShowCreateTable(pStmt, pRsp);
|
|
}
|
|
|
|
static int32_t execAlterCmd(char* cmd, char* value, bool* processed) {
|
|
int32_t code = 0;
|
|
|
|
if (0 == strcasecmp(cmd, COMMAND_RESET_LOG)) {
|
|
taosResetLog();
|
|
cfgDumpCfg(tsCfg, 0, false);
|
|
} else if (0 == strcasecmp(cmd, COMMAND_SCHEDULE_POLICY)) {
|
|
code = schedulerUpdatePolicy(atoi(value));
|
|
} else if (0 == strcasecmp(cmd, COMMAND_ENABLE_RESCHEDULE)) {
|
|
code = schedulerEnableReSchedule(atoi(value));
|
|
} else if (0 == strcasecmp(cmd, COMMAND_CATALOG_DEBUG)) {
|
|
code = ctgdHandleDbgCommand(value);
|
|
} else if (0 == strcasecmp(cmd, COMMAND_ENABLE_MEM_DEBUG)) {
|
|
code = taosMemoryDbgInit();
|
|
if (code) {
|
|
qError("failed to init memory dbg, error:%s", tstrerror(code));
|
|
return code;
|
|
}
|
|
tsAsyncLog = false;
|
|
qInfo("memory dbg enabled");
|
|
} else if (0 == strcasecmp(cmd, COMMAND_DISABLE_MEM_DEBUG)) {
|
|
code = taosMemoryDbgInitRestore();
|
|
if (code) {
|
|
qError("failed to restore from memory dbg, error:%s", tstrerror(code));
|
|
return code;
|
|
}
|
|
qInfo("memory dbg disabled");
|
|
} else {
|
|
goto _return;
|
|
}
|
|
|
|
*processed = true;
|
|
|
|
_return:
|
|
|
|
if (code) {
|
|
terrno = code;
|
|
}
|
|
|
|
return code;
|
|
}
|
|
|
|
static int32_t execAlterLocal(SAlterLocalStmt* pStmt) {
|
|
bool processed = false;
|
|
|
|
if (execAlterCmd(pStmt->config, pStmt->value, &processed)) {
|
|
return terrno;
|
|
}
|
|
|
|
if (processed) {
|
|
goto _return;
|
|
}
|
|
|
|
bool forbidden = false;
|
|
taosLocalCfgForbiddenToChange(pStmt->config, &forbidden);
|
|
if (forbidden) {
|
|
terrno = TSDB_CODE_OPS_NOT_SUPPORT;
|
|
return terrno;
|
|
}
|
|
|
|
if (cfgSetItem(tsCfg, pStmt->config, pStmt->value, CFG_STYPE_ALTER_CMD)) {
|
|
return terrno;
|
|
}
|
|
|
|
if (taosApplyLocalCfg(tsCfg, pStmt->config)) {
|
|
return terrno;
|
|
}
|
|
|
|
_return:
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t buildLocalVariablesResultDataBlock(SSDataBlock** pOutput) {
|
|
SSDataBlock* pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
|
|
if (NULL == pBlock) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
pBlock->info.hasVarCol = true;
|
|
|
|
pBlock->pDataBlock = taosArrayInit(SHOW_LOCAL_VARIABLES_RESULT_COLS, sizeof(SColumnInfoData));
|
|
|
|
SColumnInfoData infoData = {0};
|
|
|
|
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
|
|
infoData.info.bytes = SHOW_LOCAL_VARIABLES_RESULT_FIELD1_LEN;
|
|
taosArrayPush(pBlock->pDataBlock, &infoData);
|
|
|
|
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
|
|
infoData.info.bytes = SHOW_LOCAL_VARIABLES_RESULT_FIELD2_LEN;
|
|
taosArrayPush(pBlock->pDataBlock, &infoData);
|
|
|
|
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
|
|
infoData.info.bytes = SHOW_LOCAL_VARIABLES_RESULT_FIELD3_LEN;
|
|
taosArrayPush(pBlock->pDataBlock, &infoData);
|
|
|
|
*pOutput = pBlock;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t setLocalVariablesResultIntoDataBlock(SSDataBlock* pBlock) {
|
|
int32_t numOfCfg = taosArrayGetSize(tsCfg->array);
|
|
int32_t numOfRows = 0;
|
|
blockDataEnsureCapacity(pBlock, numOfCfg);
|
|
|
|
for (int32_t i = 0, c = 0; i < numOfCfg; ++i, c = 0) {
|
|
SConfigItem* pItem = taosArrayGet(tsCfg->array, i);
|
|
GRANT_CFG_SKIP;
|
|
|
|
char name[TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE] = {0};
|
|
STR_WITH_MAXSIZE_TO_VARSTR(name, pItem->name, TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE);
|
|
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
|
|
colDataSetVal(pColInfo, i, name, false);
|
|
|
|
char value[TSDB_CONFIG_VALUE_LEN + VARSTR_HEADER_SIZE] = {0};
|
|
int32_t valueLen = 0;
|
|
cfgDumpItemValue(pItem, &value[VARSTR_HEADER_SIZE], TSDB_CONFIG_VALUE_LEN, &valueLen);
|
|
varDataSetLen(value, valueLen);
|
|
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
|
|
colDataSetVal(pColInfo, i, value, false);
|
|
|
|
char scope[TSDB_CONFIG_SCOPE_LEN + VARSTR_HEADER_SIZE] = {0};
|
|
cfgDumpItemScope(pItem, &scope[VARSTR_HEADER_SIZE], TSDB_CONFIG_SCOPE_LEN, &valueLen);
|
|
varDataSetLen(scope, valueLen);
|
|
pColInfo = taosArrayGet(pBlock->pDataBlock, c++);
|
|
colDataSetVal(pColInfo, i, scope, false);
|
|
|
|
numOfRows++;
|
|
}
|
|
|
|
pBlock->info.rows = numOfRows;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t execShowLocalVariables(SRetrieveTableRsp** pRsp) {
|
|
SSDataBlock* pBlock = NULL;
|
|
int32_t code = buildLocalVariablesResultDataBlock(&pBlock);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = setLocalVariablesResultIntoDataBlock(pBlock);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildRetrieveTableRsp(pBlock, SHOW_LOCAL_VARIABLES_RESULT_COLS, pRsp);
|
|
}
|
|
blockDataDestroy(pBlock);
|
|
return code;
|
|
}
|
|
|
|
static int32_t createSelectResultDataBlock(SNodeList* pProjects, SSDataBlock** pOutput) {
|
|
SSDataBlock* pBlock = createDataBlock();
|
|
if (NULL == pBlock) {
|
|
return TSDB_CODE_OUT_OF_MEMORY;
|
|
}
|
|
|
|
SNode* pProj = NULL;
|
|
FOREACH(pProj, pProjects) {
|
|
SExprNode* pExpr = (SExprNode*)pProj;
|
|
SColumnInfoData infoData = {0};
|
|
if (TSDB_DATA_TYPE_NULL == pExpr->resType.type) {
|
|
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
|
|
infoData.info.bytes = 0;
|
|
} else {
|
|
infoData.info.type = pExpr->resType.type;
|
|
infoData.info.bytes = pExpr->resType.bytes;
|
|
}
|
|
blockDataAppendColInfo(pBlock, &infoData);
|
|
}
|
|
*pOutput = pBlock;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t buildSelectResultDataBlock(SNodeList* pProjects, SSDataBlock* pBlock) {
|
|
blockDataEnsureCapacity(pBlock, 1);
|
|
|
|
int32_t index = 0;
|
|
SNode* pProj = NULL;
|
|
FOREACH(pProj, pProjects) {
|
|
if (QUERY_NODE_VALUE != nodeType(pProj)) {
|
|
return TSDB_CODE_PAR_INVALID_SELECTED_EXPR;
|
|
} else {
|
|
if (((SValueNode*)pProj)->isNull) {
|
|
colDataSetVal(taosArrayGet(pBlock->pDataBlock, index++), 0, NULL, true);
|
|
} else {
|
|
colDataSetVal(taosArrayGet(pBlock->pDataBlock, index++), 0, nodesGetValueFromNode((SValueNode*)pProj), false);
|
|
}
|
|
}
|
|
}
|
|
|
|
pBlock->info.rows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t execSelectWithoutFrom(SSelectStmt* pSelect, SRetrieveTableRsp** pRsp) {
|
|
SSDataBlock* pBlock = NULL;
|
|
int32_t code = createSelectResultDataBlock(pSelect->pProjectionList, &pBlock);
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildSelectResultDataBlock(pSelect->pProjectionList, pBlock);
|
|
}
|
|
if (TSDB_CODE_SUCCESS == code) {
|
|
code = buildRetrieveTableRsp(pBlock, LIST_LENGTH(pSelect->pProjectionList), pRsp);
|
|
}
|
|
blockDataDestroy(pBlock);
|
|
return code;
|
|
}
|
|
|
|
int32_t qExecCommand(int64_t* pConnId, bool sysInfoUser, SNode* pStmt, SRetrieveTableRsp** pRsp, int8_t biMode) {
|
|
switch (nodeType(pStmt)) {
|
|
case QUERY_NODE_DESCRIBE_STMT:
|
|
return execDescribe(sysInfoUser, pStmt, pRsp, biMode);
|
|
case QUERY_NODE_RESET_QUERY_CACHE_STMT:
|
|
return execResetQueryCache();
|
|
case QUERY_NODE_SHOW_CREATE_DATABASE_STMT:
|
|
return execShowCreateDatabase((SShowCreateDatabaseStmt*)pStmt, pRsp);
|
|
case QUERY_NODE_SHOW_CREATE_TABLE_STMT:
|
|
return execShowCreateTable((SShowCreateTableStmt*)pStmt, pRsp);
|
|
case QUERY_NODE_SHOW_CREATE_STABLE_STMT:
|
|
return execShowCreateSTable((SShowCreateTableStmt*)pStmt, pRsp);
|
|
case QUERY_NODE_ALTER_LOCAL_STMT:
|
|
return execAlterLocal((SAlterLocalStmt*)pStmt);
|
|
case QUERY_NODE_SHOW_LOCAL_VARIABLES_STMT:
|
|
return execShowLocalVariables(pRsp);
|
|
case QUERY_NODE_SELECT_STMT:
|
|
return execSelectWithoutFrom((SSelectStmt*)pStmt, pRsp);
|
|
case QUERY_NODE_SHOW_DB_ALIVE_STMT:
|
|
case QUERY_NODE_SHOW_CLUSTER_ALIVE_STMT:
|
|
return execShowAliveStatus(pConnId, (SShowAliveStmt*)pStmt, pRsp);
|
|
default:
|
|
break;
|
|
}
|
|
return TSDB_CODE_FAILED;
|
|
}
|