homework-jianmu/src/mnode/src/mgmtDb.c

872 lines
28 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define _DEFAULT_SOURCE
#include "os.h"
#include "taoserror.h"
#include "tschemautil.h"
#include "tstatus.h"
#include "mnode.h"
#include "mgmtAcct.h"
#include "mgmtBalance.h"
#include "mgmtDb.h"
#include "mgmtDnode.h"
#include "mgmtDnodeInt.h"
#include "mgmtGrant.h"
#include "mgmtTable.h"
#include "mgmtUser.h"
#include "mgmtVgroup.h"
extern void *tsVgroupSdb;
void *tsDbSdb = NULL;
int32_t tsDbUpdateSize;
void *(*mgmtDbActionFp[SDB_MAX_ACTION_TYPES])(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionInsert(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionDelete(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionUpdate(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionEncode(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionDecode(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionReset(void *row, char *str, int32_t size, int32_t *ssize);
void *mgmtDbActionDestroy(void *row, char *str, int32_t size, int32_t *ssize);
void mgmtDbActionInit() {
mgmtDbActionFp[SDB_TYPE_INSERT] = mgmtDbActionInsert;
mgmtDbActionFp[SDB_TYPE_DELETE] = mgmtDbActionDelete;
mgmtDbActionFp[SDB_TYPE_UPDATE] = mgmtDbActionUpdate;
mgmtDbActionFp[SDB_TYPE_ENCODE] = mgmtDbActionEncode;
mgmtDbActionFp[SDB_TYPE_DECODE] = mgmtDbActionDecode;
mgmtDbActionFp[SDB_TYPE_RESET] = mgmtDbActionReset;
mgmtDbActionFp[SDB_TYPE_DESTROY] = mgmtDbActionDestroy;
}
void *mgmtDbAction(char action, void *row, char *str, int32_t size, int32_t *ssize) {
if (mgmtDbActionFp[(uint8_t)action] != NULL) {
return (*(mgmtDbActionFp[(uint8_t)action]))(row, str, size, ssize);
}
return NULL;
}
int32_t mgmtInitDbs() {
void * pNode = NULL;
SDbObj * pDb = NULL;
SAcctObj *pAcct = NULL;
mgmtDbActionInit();
SDbObj tObj;
tsDbUpdateSize = tObj.updateEnd - (char *)&tObj;
tsDbSdb = sdbOpenTable(tsMaxDbs, tsDbUpdateSize, "db", SDB_KEYTYPE_STRING, tsMgmtDirectory, mgmtDbAction);
if (tsDbSdb == NULL) {
mError("failed to init db data");
return -1;
}
while (1) {
pNode = sdbFetchRow(tsDbSdb, pNode, (void **)&pDb);
if (pDb == NULL) break;
pDb->pHead = NULL;
pDb->pTail = NULL;
pDb->prev = NULL;
pDb->next = NULL;
pDb->numOfTables = 0;
pDb->numOfVgroups = 0;
pDb->numOfSuperTables = 0;
pDb->vgStatus = TSDB_VG_STATUS_READY;
pDb->vgTimer = NULL;
pAcct = mgmtGetAcct(pDb->cfg.acct);
if (pAcct != NULL)
mgmtAddDbIntoAcct(pAcct, pDb);
else {
mError("db:%s acct:%s info not exist in sdb", pDb->name, pDb->cfg.acct);
}
}
mTrace("db data is initialized");
return 0;
}
SDbObj *mgmtGetDb(char *db) {
return (SDbObj *)sdbGetRow(tsDbSdb, db);
}
SDbObj *mgmtGetDbByTableId(char *tableId) {
char db[TSDB_TABLE_ID_LEN], *pos;
pos = strstr(tableId, TS_PATH_DELIMITER);
pos = strstr(pos + 1, TS_PATH_DELIMITER);
memset(db, 0, sizeof(db));
strncpy(db, tableId, pos - tableId);
return (SDbObj *)sdbGetRow(tsDbSdb, db);
}
int32_t mgmtCheckDBParams(SCreateDbMsg *pCreate) {
if (pCreate->commitLog < 0 || pCreate->commitLog > 1) {
mError("invalid db option commitLog: %d, only 0 or 1 allowed", pCreate->commitLog);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->replications < TSDB_REPLICA_MIN_NUM || pCreate->replications > TSDB_REPLICA_MAX_NUM) {
mError("invalid db option replications: %d valid range: [%d, %d]", pCreate->replications, TSDB_REPLICA_MIN_NUM,
TSDB_REPLICA_MAX_NUM);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->daysPerFile < TSDB_FILE_MIN_PARTITION_RANGE || pCreate->daysPerFile > TSDB_FILE_MAX_PARTITION_RANGE) {
mError("invalid db option daysPerFile: %d valid range: [%d, %d]", pCreate->daysPerFile, TSDB_FILE_MIN_PARTITION_RANGE,
TSDB_FILE_MAX_PARTITION_RANGE);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->daysToKeep1 > pCreate->daysToKeep2 || pCreate->daysToKeep2 > pCreate->daysToKeep) {
mError("invalid db option daystokeep1: %d, daystokeep2: %d, daystokeep: %d", pCreate->daysToKeep1,
pCreate->daysToKeep2, pCreate->daysToKeep);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->daysToKeep1 < TSDB_FILE_MIN_PARTITION_RANGE || pCreate->daysToKeep1 < pCreate->daysPerFile) {
mError("invalid db option daystokeep: %d", pCreate->daysToKeep);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->rowsInFileBlock < TSDB_MIN_ROWS_IN_FILEBLOCK || pCreate->rowsInFileBlock > TSDB_MAX_ROWS_IN_FILEBLOCK) {
mError("invalid db option rowsInFileBlock: %d valid range: [%d, %d]", pCreate->rowsInFileBlock,
TSDB_MIN_ROWS_IN_FILEBLOCK, TSDB_MAX_ROWS_IN_FILEBLOCK);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->cacheBlockSize < TSDB_MIN_CACHE_BLOCK_SIZE || pCreate->cacheBlockSize > TSDB_MAX_CACHE_BLOCK_SIZE) {
mError("invalid db option cacheBlockSize: %d valid range: [%d, %d]", pCreate->cacheBlockSize,
TSDB_MIN_CACHE_BLOCK_SIZE, TSDB_MAX_CACHE_BLOCK_SIZE);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->maxSessions < TSDB_MIN_TABLES_PER_VNODE || pCreate->maxSessions > TSDB_MAX_TABLES_PER_VNODE) {
mError("invalid db option maxSessions: %d valid range: [%d, %d]", pCreate->maxSessions, TSDB_MIN_TABLES_PER_VNODE,
TSDB_MAX_TABLES_PER_VNODE);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->precision != TSDB_TIME_PRECISION_MILLI && pCreate->precision != TSDB_TIME_PRECISION_MICRO) {
mError("invalid db option timePrecision: %d valid value: [%d, %d]", pCreate->precision, TSDB_TIME_PRECISION_MILLI,
TSDB_TIME_PRECISION_MICRO);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->cacheNumOfBlocks.fraction < TSDB_MIN_AVG_BLOCKS || pCreate->cacheNumOfBlocks.fraction > TSDB_MAX_AVG_BLOCKS) {
mError("invalid db option ablocks: %f valid value: [%d, %d]", pCreate->cacheNumOfBlocks.fraction, 0, TSDB_MAX_AVG_BLOCKS);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->commitTime < TSDB_MIN_COMMIT_TIME_INTERVAL || pCreate->commitTime > TSDB_MAX_COMMIT_TIME_INTERVAL) {
mError("invalid db option commitTime: %d valid range: [%d, %d]", pCreate->commitTime, TSDB_MIN_COMMIT_TIME_INTERVAL,
TSDB_MAX_COMMIT_TIME_INTERVAL);
return TSDB_CODE_INVALID_OPTION;
}
if (pCreate->compression < TSDB_MIN_COMPRESSION_LEVEL || pCreate->compression > TSDB_MAX_COMPRESSION_LEVEL) {
mError("invalid db option compression: %d valid range: [%d, %d]", pCreate->compression, TSDB_MIN_COMPRESSION_LEVEL,
TSDB_MAX_COMPRESSION_LEVEL);
return TSDB_CODE_INVALID_OPTION;
}
return TSDB_CODE_SUCCESS;
}
int32_t mgmtCheckDbParams(SCreateDbMsg *pCreate) {
// assign default parameters
if (pCreate->maxSessions < 0) pCreate->maxSessions = tsSessionsPerVnode; //
if (pCreate->cacheBlockSize < 0) pCreate->cacheBlockSize = tsCacheBlockSize; //
if (pCreate->daysPerFile < 0) pCreate->daysPerFile = tsDaysPerFile; //
if (pCreate->daysToKeep < 0) pCreate->daysToKeep = tsDaysToKeep; //
if (pCreate->daysToKeep1 < 0) pCreate->daysToKeep1 = pCreate->daysToKeep; //
if (pCreate->daysToKeep2 < 0) pCreate->daysToKeep2 = pCreate->daysToKeep; //
if (pCreate->commitTime < 0) pCreate->commitTime = tsCommitTime; //
if (pCreate->compression < 0) pCreate->compression = tsCompression; //
if (pCreate->commitLog < 0) pCreate->commitLog = tsCommitLog;
if (pCreate->replications < 0) pCreate->replications = tsReplications; //
if (pCreate->rowsInFileBlock < 0) pCreate->rowsInFileBlock = tsRowsInFileBlock; //
if (pCreate->cacheNumOfBlocks.fraction < 0) pCreate->cacheNumOfBlocks.fraction = tsAverageCacheBlocks; //
if (mgmtCheckDBParams(pCreate) != TSDB_CODE_SUCCESS) {
return TSDB_CODE_INVALID_OPTION;
}
pCreate->cacheNumOfBlocks.totalBlocks = (int32_t)(pCreate->cacheNumOfBlocks.fraction * pCreate->maxSessions);
if (pCreate->cacheNumOfBlocks.totalBlocks > TSDB_MAX_CACHE_BLOCKS) {
mTrace("invalid db option cacheNumOfBlocks: %d valid range: [%d, %d]", pCreate->cacheNumOfBlocks.totalBlocks,
TSDB_MIN_CACHE_BLOCKS, TSDB_MAX_CACHE_BLOCKS);
return TSDB_CODE_INVALID_OPTION;
}
// calculate the blocks per table
if (pCreate->blocksPerTable < 0) {
pCreate->blocksPerTable = pCreate->cacheNumOfBlocks.totalBlocks / 4;
}
if (pCreate->blocksPerTable > pCreate->cacheNumOfBlocks.totalBlocks * 3 / 4) {
pCreate->blocksPerTable = pCreate->cacheNumOfBlocks.totalBlocks * 3 / 4;
}
if (pCreate->blocksPerTable < TSDB_MIN_AVG_BLOCKS) {
pCreate->blocksPerTable = TSDB_MIN_AVG_BLOCKS;
}
pCreate->maxSessions++;
return TSDB_CODE_SUCCESS;
}
int32_t mgmtCreateDb(SAcctObj *pAcct, SCreateDbMsg *pCreate) {
int32_t code = mgmtCheckDbLimit(pAcct);
if (code != 0) {
return code;
}
SDbObj *pDb = (SDbObj *)sdbGetRow(tsDbSdb, pCreate->db);
if (pDb != NULL) {
return TSDB_CODE_DB_ALREADY_EXIST;
}
code = mgmtCheckDbParams(pCreate);
if (code != TSDB_CODE_SUCCESS) return code;
assert(pCreate->daysToKeep1 <= pCreate->daysToKeep2 && pCreate->daysToKeep2 <= pCreate->daysToKeep);
code = mgmtCheckDbGrant();
if (code != 0) {
return code;
}
pDb = malloc(sizeof(SDbObj));
memset(pDb, 0, sizeof(SDbObj));
strcpy(pDb->name, pCreate->db);
strcpy(pCreate->acct, pAcct->user);
pDb->createdTime = taosGetTimestampMs();
pDb->cfg = *pCreate;
if (sdbInsertRow(tsDbSdb, pDb, 0) < 0) {
code = TSDB_CODE_SDB_ERROR;
tfree(pDb);
}
return code;
}
int32_t mgmtUpdateDb(SDbObj *pDb) {
return sdbUpdateRow(tsDbSdb, pDb, tsDbUpdateSize, 1);
}
int32_t mgmtSetDbDropping(SDbObj *pDb) {
if (pDb->dropStatus == TSDB_DB_STATUS_DROP_FROM_SDB) return 0;
SVgObj *pVgroup = pDb->pHead;
while (pVgroup != NULL) {
for (int32_t i = 0; i < pVgroup->numOfVnodes; i++) {
SVnodeGid *pVnodeGid = pVgroup->vnodeGid + i;
SDnodeObj *pDnode = mgmtGetDnode(pVnodeGid->ip);
if (pDnode == NULL) continue;
SVnodeLoad *pVload = &pDnode->vload[pVnodeGid->vnode];
if (pVload->dropStatus != TSDB_VN_DROP_STATUS_DROPPING) {
pVload->dropStatus = TSDB_VN_DROP_STATUS_DROPPING;
mPrint("dnode:%s vnode:%d db:%s set to dropping status", taosIpStr(pDnode->privateIp), pVnodeGid->vnode, pDb->name);
if (mgmtUpdateDnode(pDnode) < 0) {
mError("db:%s drop failed, dnode sdb update error", pDb->name);
return TSDB_CODE_SDB_ERROR;
}
}
}
// mgmtSendRemoveVgroupMsg(pVgroup);
pVgroup = pVgroup->next;
}
if (pDb->dropStatus == TSDB_DB_STATUS_DROPPING) return 0;
pDb->dropStatus = TSDB_DB_STATUS_DROPPING;
if (mgmtUpdateDb(pDb) < 0) {
mError("db:%s drop failed, db sdb update error", pDb->name);
return TSDB_CODE_SDB_ERROR;
}
mPrint("db:%s set to dropping status", pDb->name);
return 0;
}
bool mgmtCheckDropDbFinished(SDbObj *pDb) {
SVgObj *pVgroup = pDb->pHead;
while (pVgroup) {
for (int32_t i = 0; i < pVgroup->numOfVnodes; i++) {
SVnodeGid *pVnodeGid = pVgroup->vnodeGid + i;
SDnodeObj *pDnode = mgmtGetDnode(pVnodeGid->ip);
if (pDnode == NULL) continue;
if (pDnode->status == TSDB_DN_STATUS_OFFLINE) continue;
SVnodeLoad *pVload = &pDnode->vload[pVnodeGid->vnode];
if (pVload->dropStatus == TSDB_VN_DROP_STATUS_DROPPING) {
mTrace("dnode:%s, vnode:%d db:%s wait dropping", taosIpStr(pDnode->privateIp), pVnodeGid->vnode, pDb->name);
return false;
}
}
pVgroup = pVgroup->next;
}
mPrint("db:%s all vnodes drop finished", pDb->name);
return true;
}
void mgmtDropDbFromSdb(SDbObj *pDb) {
while (pDb->pHead) mgmtDropVgroup(pDb, pDb->pHead);
// SSuperTableObj *pMetric = pDb->pSTable;
// while (pMetric) {
// SSuperTableObj *pNext = pMetric->next;
// mgmtDropTable(pDb, pMetric->tableId, 0);
// pMetric = pNext;
// }
mPrint("db:%s all meters drop finished", pDb->name);
sdbDeleteRow(tsDbSdb, pDb);
mPrint("db:%s database drop finished", pDb->name);
}
int32_t mgmtDropDb(SDbObj *pDb) {
if (pDb->dropStatus == TSDB_DB_STATUS_DROPPING) {
bool finished = mgmtCheckDropDbFinished(pDb);
if (!finished) {
SVgObj *pVgroup = pDb->pHead;
while (pVgroup != NULL) {
mgmtSendRemoveVgroupMsg(pVgroup, NULL);
pVgroup = pVgroup->next;
}
return TSDB_CODE_ACTION_IN_PROGRESS;
}
// don't sync this action
pDb->dropStatus = TSDB_DB_STATUS_DROP_FROM_SDB;
mgmtDropDbFromSdb(pDb);
return 0;
} else {
int32_t code = mgmtSetDbDropping(pDb);
if (code != 0) return code;
return TSDB_CODE_ACTION_IN_PROGRESS;
}
}
int32_t mgmtDropDbByName(SAcctObj *pAcct, char *name, short ignoreNotExists) {
SDbObj *pDb = (SDbObj *)sdbGetRow(tsDbSdb, name);
if (pDb == NULL) {
if (ignoreNotExists) return TSDB_CODE_SUCCESS;
mWarn("db:%s is not there", name);
return TSDB_CODE_INVALID_DB;
}
if (mgmtCheckIsMonitorDB(pDb->name, tsMonitorDbName)) {
return TSDB_CODE_MONITOR_DB_FORBIDDEN;
}
return mgmtDropDb(pDb);
}
bool mgmtCheckIsMonitorDB(char *db, char *monitordb) {
char dbName[TSDB_DB_NAME_LEN + 1] = {0};
extractDBName(db, dbName);
size_t len = strlen(dbName);
return (strncasecmp(dbName, monitordb, len) == 0 && len == strlen(monitordb));
}
void mgmtMonitorDbDrop(void *unused, void *unusedt) {
void * pNode = NULL;
SDbObj *pDb = NULL;
while (1) {
pNode = sdbFetchRow(tsDbSdb, pNode, (void **)&pDb);
if (pDb == NULL) break;
if (pDb->dropStatus != TSDB_DB_STATUS_DROPPING) continue;
mgmtDropDb(pDb);
break;
}
}
int32_t mgmtAlterDb(SAcctObj *pAcct, SAlterDbMsg *pAlter) {
return 0;
// int32_t code = TSDB_CODE_SUCCESS;
//
// SDbObj *pDb = (SDbObj *) sdbGetRow(tsDbSdb, pAlter->db);
// if (pDb == NULL) {
// mTrace("db:%s is not exist", pAlter->db);
// return TSDB_CODE_INVALID_DB;
// }
//
// int32_t oldReplicaNum = pDb->cfg.replications;
// if (pAlter->daysToKeep > 0) {
// mTrace("db:%s daysToKeep:%d change to %d", pDb->name, pDb->cfg.daysToKeep, pAlter->daysToKeep);
// pDb->cfg.daysToKeep = pAlter->daysToKeep;
// } else if (pAlter->replications > 0) {
// mTrace("db:%s replica:%d change to %d", pDb->name, pDb->cfg.replications, pAlter->replications);
// if (pAlter->replications < TSDB_REPLICA_MIN_NUM || pAlter->replications > TSDB_REPLICA_MAX_NUM) {
// mError("invalid db option replica: %d valid range: %d--%d", pAlter->replications, TSDB_REPLICA_MIN_NUM, TSDB_REPLICA_MAX_NUM);
// return TSDB_CODE_INVALID_OPTION;
// }
// pDb->cfg.replications = pAlter->replications;
// } else if (pAlter->maxSessions > 0) {
// mTrace("db:%s tables:%d change to %d", pDb->name, pDb->cfg.maxSessions, pAlter->maxSessions);
// if (pAlter->maxSessions < TSDB_MIN_TABLES_PER_VNODE || pAlter->maxSessions > TSDB_MAX_TABLES_PER_VNODE) {
// mError("invalid db option tables: %d valid range: %d--%d", pAlter->maxSessions, TSDB_MIN_TABLES_PER_VNODE, TSDB_MAX_TABLES_PER_VNODE);
// return TSDB_CODE_INVALID_OPTION;
// }
// if (pAlter->maxSessions < pDb->cfg.maxSessions) {
// mError("invalid db option tables: %d should larger than original:%d", pAlter->maxSessions, pDb->cfg.maxSessions);
// return TSDB_CODE_INVALID_OPTION;
// }
// return TSDB_CODE_INVALID_OPTION;
// //The modification of tables needs to rewrite the head file, so disable this option
// //pDb->cfg.maxSessions = pAlter->maxSessions;
// } else {
// mError("db:%s alter msg, replica:%d, keep:%d, tables:%d, origin replica:%d keep:%d", pDb->name,
// pAlter->replications, pAlter->maxSessions, pAlter->daysToKeep,
// pDb->cfg.replications, pDb->cfg.daysToKeep);
// return TSDB_CODE_INVALID_OPTION;
// }
//
// if (sdbUpdateRow(tsDbSdb, pDb, tsDbUpdateSize, 1) < 0) {
// return TSDB_CODE_SDB_ERROR;
// }
//
// SVgObj *pVgroup = pDb->pHead;
// while (pVgroup != NULL) {
// mgmtUpdateVgroupState(pVgroup, TSDB_VG_LB_STATUS_UPDATE, 0);
// if (oldReplicaNum < pDb->cfg.replications) {
// if (!mgmtAddVnode(pVgroup, NULL, NULL)) {
// mWarn("db:%s vgroup:%d not enough dnode to add vnode", pAlter->db, pVgroup->vgId);
// code = TSDB_CODE_NO_ENOUGH_DNODES;
// }
// }
// if (pAlter->maxSessions > 0) {
// //rebuild meterList in mgmtVgroup.c
// mgmtUpdateVgroup(pVgroup);
// }
//// mgmtSendCreateVnodeMsg(pVgroup);
// pVgroup = pVgroup->next;
// }
// mgmtStartBalanceTimer(10);
//
// return code;
}
int32_t mgmtAddVgroupIntoDb(SDbObj *pDb, SVgObj *pVgroup) {
pVgroup->next = pDb->pHead;
pVgroup->prev = NULL;
if (pDb->pHead) pDb->pHead->prev = pVgroup;
if (pDb->pTail == NULL) pDb->pTail = pVgroup;
pDb->pHead = pVgroup;
pDb->numOfVgroups++;
return 0;
}
int32_t mgmtAddVgroupIntoDbTail(SDbObj *pDb, SVgObj *pVgroup) {
pVgroup->next = NULL;
pVgroup->prev = pDb->pTail;
if (pDb->pTail) pDb->pTail->next = pVgroup;
if (pDb->pHead == NULL) pDb->pHead = pVgroup;
pDb->pTail = pVgroup;
pDb->numOfVgroups++;
return 0;
}
int32_t mgmtRemoveVgroupFromDb(SDbObj *pDb, SVgObj *pVgroup) {
if (pVgroup->prev) pVgroup->prev->next = pVgroup->next;
if (pVgroup->next) pVgroup->next->prev = pVgroup->prev;
if (pVgroup->prev == NULL) pDb->pHead = pVgroup->next;
if (pVgroup->next == NULL) pDb->pTail = pVgroup->prev;
pDb->numOfVgroups--;
return 0;
}
int32_t mgmtMoveVgroupToTail(SDbObj *pDb, SVgObj *pVgroup) {
mgmtRemoveVgroupFromDb(pDb, pVgroup);
mgmtAddVgroupIntoDbTail(pDb, pVgroup);
return 0;
}
int32_t mgmtMoveVgroupToHead(SDbObj *pDb, SVgObj *pVgroup) {
mgmtRemoveVgroupFromDb(pDb, pVgroup);
mgmtAddVgroupIntoDb(pDb, pVgroup);
return 0;
}
void mgmtCleanUpDbs() {
sdbCloseTable(tsDbSdb);
}
int32_t mgmtGetDbMeta(STableMeta *pMeta, SShowObj *pShow, void *pConn) {
int32_t cols = 0;
SSchema *pSchema = tsGetSchema(pMeta);
SUserObj *pUser = mgmtGetUserFromConn(pConn);
if (pUser == NULL) return 0;
pShow->bytes[cols] = TSDB_DB_NAME_LEN;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "created time");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "ntables");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "vgroups");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pShow->bytes[cols] = 2;
pSchema[cols].type = TSDB_DATA_TYPE_SMALLINT;
strcpy(pSchema[cols].name, "replica");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 2;
pSchema[cols].type = TSDB_DATA_TYPE_SMALLINT;
strcpy(pSchema[cols].name, "days");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
pShow->bytes[cols] = 24;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "keep1,keep2,keep(D)");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "tables");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "rows");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "cache(b)");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_FLOAT;
strcpy(pSchema[cols].name, "ablocks");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 2;
pSchema[cols].type = TSDB_DATA_TYPE_SMALLINT;
strcpy(pSchema[cols].name, "tblocks");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 4;
pSchema[cols].type = TSDB_DATA_TYPE_INT;
strcpy(pSchema[cols].name, "ctime(s)");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 1;
pSchema[cols].type = TSDB_DATA_TYPE_TINYINT;
strcpy(pSchema[cols].name, "clog");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 1;
pSchema[cols].type = TSDB_DATA_TYPE_TINYINT;
strcpy(pSchema[cols].name, "comp");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
pShow->bytes[cols] = 3;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "time precision");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pShow->bytes[cols] = 10;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "status");
pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++;
pMeta->numOfColumns = htons(cols);
pShow->numOfColumns = cols;
pShow->offset[0] = 0;
for (int32_t i = 1; i < cols; ++i) {
pShow->offset[i] = pShow->offset[i - 1] + pShow->bytes[i - 1];
}
pShow->rowSize = pShow->offset[cols - 1] + pShow->bytes[cols - 1];
pShow->numOfRows = pUser->pAcct->acctInfo.numOfDbs;
pShow->pNode = pUser->pAcct->pHead;
return 0;
}
char *mgmtGetDbStr(char *src) {
char *pos = strstr(src, TS_PATH_DELIMITER);
return ++pos;
}
int32_t mgmtRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void *pConn) {
int32_t numOfRows = 0;
SDbObj *pDb = NULL;
char * pWrite;
int32_t cols = 0;
SUserObj *pUser = mgmtGetUserFromConn(pConn);
if (pUser == NULL) return 0;
while (numOfRows < rows) {
pDb = (SDbObj *)pShow->pNode;
if (pDb == NULL) break;
pShow->pNode = (void *)pDb->next;
if (mgmtCheckIsMonitorDB(pDb->name, tsMonitorDbName)) {
if (strcmp(pUser->user, "root") != 0 && strcmp(pUser->user, "_root") != 0 && strcmp(pUser->user, "monitor") != 0 ) {
continue;
}
}
cols = 0;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
strcpy(pWrite, mgmtGetDbStr(pDb->name));
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int64_t *)pWrite = pDb->createdTime;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->numOfTables;
cols++;
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->numOfVgroups;
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int16_t *)pWrite = pDb->cfg.replications;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int16_t *)pWrite = pDb->cfg.daysPerFile;
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
sprintf(pWrite, "%d,%d,%d", pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2, pDb->cfg.daysToKeep);
cols++;
#ifndef __CLOUD_VERSION__
if (strcmp(pUser->user, "root") == 0) {
#endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->cfg.maxSessions - 1; // table num can be created should minus 1
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->cfg.rowsInFileBlock;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->cfg.cacheBlockSize;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
#ifdef _TD_ARM_32_
*(int32_t *)pWrite = (pDb->cfg.cacheNumOfBlocks.totalBlocks * 1.0 / (pDb->cfg.maxSessions - 1));
#else
*(float *)pWrite = (pDb->cfg.cacheNumOfBlocks.totalBlocks * 1.0 / (pDb->cfg.maxSessions - 1));
#endif
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int16_t *)pWrite = pDb->cfg.blocksPerTable;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int32_t *)pWrite = pDb->cfg.commitTime;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int8_t *)pWrite = pDb->cfg.commitLog;
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
*(int8_t *)pWrite = pDb->cfg.compression;
cols++;
#ifndef __CLOUD_VERSION__
}
#endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
char *prec = (pDb->cfg.precision == TSDB_TIME_PRECISION_MILLI) ? TSDB_TIME_PRECISION_MILLI_STR
: TSDB_TIME_PRECISION_MICRO_STR;
strcpy(pWrite, prec);
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
strcpy(pWrite, pDb->dropStatus != TSDB_DB_STATUS_READY ? "dropping" : "ready");
cols++;
numOfRows++;
}
pShow->numOfReads += numOfRows;
return numOfRows;
}
void *mgmtDbActionInsert(void *row, char *str, int32_t size, int32_t *ssize) {
SDbObj *pDb = (SDbObj *) row;
SAcctObj *pAcct = mgmtGetAcct(pDb->cfg.acct);
pDb->pHead = NULL;
pDb->pTail = NULL;
pDb->numOfVgroups = 0;
pDb->numOfTables = 0;
pDb->vgTimer = NULL;
mgmtAddDbIntoAcct(pAcct, pDb);
return NULL;
}
void *mgmtDbActionDelete(void *row, char *str, int32_t size, int32_t *ssize) {
SDbObj *pDb = (SDbObj *) row;
SAcctObj *pAcct = mgmtGetAcct(pDb->cfg.acct);
mgmtRemoveDbFromAcct(pAcct, pDb);
return NULL;
}
void *mgmtDbActionUpdate(void *row, char *str, int32_t size, int32_t *ssize) {
return mgmtDbActionReset(row, str, size, ssize);
}
void *mgmtDbActionEncode(void *row, char *str, int32_t size, int32_t *ssize) {
SDbObj *pDb = (SDbObj *) row;
if (size < tsDbUpdateSize) {
*ssize = -1;
} else {
memcpy(str, pDb, tsDbUpdateSize);
*ssize = tsDbUpdateSize;
}
return NULL;
}
void *mgmtDbActionDecode(void *row, char *str, int32_t size, int32_t *ssize) {
SDbObj *pDb = (SDbObj *) malloc(sizeof(SDbObj));
if (pDb == NULL) return NULL;
memset(pDb, 0, sizeof(SDbObj));
memcpy(pDb, str, tsDbUpdateSize);
return (void *)pDb;
}
void *mgmtDbActionReset(void *row, char *str, int32_t size, int32_t *ssize) {
SDbObj *pDb = (SDbObj *) row;
memcpy(pDb, str, tsDbUpdateSize);
return NULL;
}
void *mgmtDbActionDestroy(void *row, char *str, int32_t size, int32_t *ssize) {
tfree(row);
return NULL;
}
void mgmtAddSuperTableIntoDb(SDbObj *pDb) {
atomic_add_fetch_32(&pDb->numOfSuperTables, 1);
}
void mgmtRemoveSuperTableFromDb(SDbObj *pDb) {
atomic_add_fetch_32(&pDb->numOfSuperTables, -1);
}
void mgmtAddTableIntoDb(SDbObj *pDb) {
atomic_add_fetch_32(&pDb->numOfTables, 1);
}
void mgmtRemoveTableFromDb(SDbObj *pDb) {
atomic_add_fetch_32(&pDb->numOfTables, -1);
}