homework-jianmu/src/inc/sdb.h

147 lines
3.5 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/>.
*/
#ifndef TDENGINE_SDB_H
#define TDENGINE_SDB_H
#ifdef __cplusplus
extern "C" {
#endif
#include "taosmsg.h"
#include "taosdef.h"
extern uint16_t tsMgmtMgmtPort;
extern uint16_t tsMgmtSyncPort;
extern int sdbMaxNodes;
extern int tsMgmtPeerHBTimer; // seconds
extern char sdbZone[];
extern char sdbMasterIp[];
extern char sdbPrivateIp[];
extern char * sdbStatusStr[];
extern char * sdbRoleStr[];
extern void * mnodeSdb;
extern int sdbExtConns;
extern int sdbMaster;
extern uint32_t sdbPublicIp;
extern uint32_t sdbMasterStartTime;
extern SRpcIpSet *pSdbIpList;
extern SRpcIpSet *pSdbPublicIpList;
extern void (*sdbWorkAsMasterCallback)(); // this function pointer will be set by taosd
enum _keytype {
SDB_KEYTYPE_STRING, SDB_KEYTYPE_UINT32, SDB_KEYTYPE_AUTO, SDB_KEYTYPE_RECYCLE, SDB_KEYTYPE_MAX
};
#define SDB_ROLE_UNAPPROVED 0
#define SDB_ROLE_UNDECIDED 1
#define SDB_ROLE_MASTER 2
#define SDB_ROLE_SLAVE 3
#define SDB_STATUS_OFFLINE 0
#define SDB_STATUS_UNSYNCED 1
#define SDB_STATUS_SYNCING 2
#define SDB_STATUS_SERVING 3
#define SDB_STATUS_DELETED 4
enum _sdbaction {
SDB_TYPE_INSERT,
SDB_TYPE_DELETE,
SDB_TYPE_UPDATE,
SDB_TYPE_DECODE,
SDB_TYPE_ENCODE,
SDB_TYPE_BEFORE_BATCH_UPDATE,
SDB_TYPE_BATCH_UPDATE,
SDB_TYPE_AFTER_BATCH_UPDATE,
SDB_TYPE_RESET,
SDB_TYPE_DESTROY,
SDB_MAX_ACTION_TYPES
};
#define SDB_MAX_PEERS 4
typedef struct {
uint32_t ip;
uint32_t publicIp;
char ipstr[20];
char zone[12];
char role;
int64_t createdTime;
uint64_t dbVersion;
int64_t lostTime;
char status;
char numOfMnodes;
int numOfDnodes;
char updateEnd[1];
// internal
int syncFd;
void *hbTimer;
void *thandle;
void *pSync;
} SSdbPeer;
SSdbPeer *sdbAddPeer(uint32_t ip, uint32_t publicIp, char role);
void sdbUpdateIpList();
extern SSdbPeer *sdbPeer[];
#define sdbInited (sdbPeer[0])
#define sdbStatus (sdbPeer[0]->status)
void *sdbOpenTable(int maxRows, int32_t maxRowSize, char *name, uint8_t keyType, char *directory,
void *(*appTool)(char, void *, char *, int, int *));
void *sdbGetRow(void *handle, void *key);
int64_t sdbInsertRow(void *handle, void *row, int rowSize);
int sdbDeleteRow(void *handle, void *key);
int sdbUpdateRow(void *handle, void *row, int updateSize, char isUpdated);
void *sdbFetchRow(void *handle, void *pNode, void **ppRow);
int sdbBatchUpdateRow(void *handle, void *row, int rowSize);
int64_t sdbGetId(void *handle);
int64_t sdbGetNumOfRows(void *handle);
void sdbSaveSnapShot(void *handle);
void sdbCloseTable(void *handle);
int sdbRemovePeerByIp(uint32_t ip);
int sdbInitPeers(char *directory);
void sdbCleanUpPeers();
int sdbCfgNode(char *cont);
int64_t sdbGetVersion();
int32_t sdbGetRunStatus();
#define TSDB_MAX_NORMAL_TABLES 10000
#define TSDB_MAX_SUPER_TABLES 1000
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_SDB_H