vnode.h 7.1 KB
Newer Older
H
refact  
Hongze Cheng 已提交
1 2 3 4 5 6 7 8 9 10 11 12 13
/*
 * 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/>.
S
Shengliang Guan 已提交
14 15 16 17 18
 */

#ifndef _TD_VNODE_H_
#define _TD_VNODE_H_

H
refact  
Hongze Cheng 已提交
19
#include "os.h"
S
Shengliang Guan 已提交
20
#include "tmsgcb.h"
L
Liu Jicong 已提交
21 22
#include "tqueue.h"
#include "trpc.h"
H
refact  
Hongze Cheng 已提交
23

H
Hongze Cheng 已提交
24
#include "sync.h"
H
refact  
Hongze Cheng 已提交
25
#include "tarray.h"
S
Shengliang Guan 已提交
26
#include "tfs.h"
H
refact  
Hongze Cheng 已提交
27
#include "wal.h"
S
Shengliang Guan 已提交
28

H
Hongze Cheng 已提交
29 30
#include "tcommon.h"
#include "tfs.h"
H
Hongze Cheng 已提交
31 32 33 34
#include "tmallocator.h"
#include "tmsg.h"
#include "trow.h"

H
Hongze Cheng 已提交
35
#include "tdb.h"
H
Hongze Cheng 已提交
36

S
Shengliang Guan 已提交
37 38 39
#ifdef __cplusplus
extern "C" {
#endif
C
Cary Xu 已提交
40

H
Hongze Cheng 已提交
41
// vnode
C
Cary Xu 已提交
42 43 44
typedef struct SVnode    SVnode;
typedef struct STsdbCfg  STsdbCfg;  // todo: remove
typedef struct SVnodeCfg SVnodeCfg;
H
Hongze Cheng 已提交
45

H
Hongze Cheng 已提交
46 47
extern const SVnodeCfg vnodeCfgDefault;

H
more  
Hongze Cheng 已提交
48
int     vnodeInit(int nthreads);
H
Hongze Cheng 已提交
49
void    vnodeCleanup();
H
Hongze Cheng 已提交
50
int     vnodeCreate(const char *path, SVnodeCfg *pCfg, STfs *pTfs);
H
refact  
Hongze Cheng 已提交
51
void    vnodeDestroy(const char *path, STfs *pTfs);
H
Hongze Cheng 已提交
52
SVnode *vnodeOpen(const char *path, STfs *pTfs, SMsgCb msgCb);
H
Hongze Cheng 已提交
53
void    vnodeClose(SVnode *pVnode);
H
Hongze Cheng 已提交
54
int     vnodePreprocessWriteReqs(SVnode *pVnode, SArray *pMsgs, int64_t *version);
H
Hongze Cheng 已提交
55
int     vnodeProcessWriteReq(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRpcMsg *pRsp);
H
Hongze Cheng 已提交
56 57 58 59 60
int     vnodeProcessCMsg(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp);
int     vnodeProcessSyncReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp);
int     vnodeProcessQueryMsg(SVnode *pVnode, SRpcMsg *pMsg);
int     vnodeProcessFetchMsg(SVnode *pVnode, SRpcMsg *pMsg, SQueueInfo *pInfo);
int32_t vnodeGetLoad(SVnode *pVnode, SVnodeLoad *pLoad);
H
Hongze Cheng 已提交
61
int     vnodeValidateTableHash(SVnode *pVnode, char *tableFName);
H
Hongze Cheng 已提交
62

63 64 65
int32_t vnodeStart(SVnode *pVnode);
void    vnodeStop(SVnode *pVnode);

H
Hongze Cheng 已提交
66
int64_t vnodeGetSyncHandle(SVnode *pVnode);
H
Hongze Cheng 已提交
67
void    vnodeGetSnapshot(SVnode *pVnode, SSnapshot *pSnapshot);
68
void    vnodeGetInfo(SVnode *pVnode, const char **dbname, int32_t *vgId);
H
Hongze Cheng 已提交
69

H
Hongze Cheng 已提交
70
// meta
H
Hongze Cheng 已提交
71 72 73 74
typedef struct SMeta       SMeta;  // todo: remove
typedef struct SMetaReader SMetaReader;
typedef struct SMetaEntry  SMetaEntry;

H
Hongze Cheng 已提交
75
void metaReaderInit(SMetaReader *pReader, SMeta *pMeta, int32_t flags);
H
Hongze Cheng 已提交
76
void metaReaderClear(SMetaReader *pReader);
H
Hongze Cheng 已提交
77
int  metaGetTableEntryByUid(SMetaReader *pReader, tb_uid_t uid);
H
Hongze Cheng 已提交
78
int  metaReadNext(SMetaReader *pReader);
H
Hongze Cheng 已提交
79

H
Hongze Cheng 已提交
80
#if 1  // refact APIs below (TODO)
H
Hongze Cheng 已提交
81 82 83
typedef SVCreateTbReq   STbCfg;
typedef SVCreateTSmaReq SSmaCfg;

H
Hongze Cheng 已提交
84 85
typedef struct SMTbCursor SMTbCursor;

H
Hongze Cheng 已提交
86 87
SMTbCursor *metaOpenTbCursor(SMeta *pMeta);
void        metaCloseTbCursor(SMTbCursor *pTbCur);
H
Hongze Cheng 已提交
88
int         metaTbCursorNext(SMTbCursor *pTbCur);
H
Hongze Cheng 已提交
89
#endif
H
Hongze Cheng 已提交
90

H
Hongze Cheng 已提交
91
// tsdb
92
// typedef struct STsdb STsdb;
H
Hongze Cheng 已提交
93
typedef void *tsdbReaderT;
H
Hongze Cheng 已提交
94 95 96 97

#define BLOCK_LOAD_OFFSET_SEQ_ORDER 1
#define BLOCK_LOAD_TABLE_SEQ_ORDER  2
#define BLOCK_LOAD_TABLE_RR_ORDER   3
H
Hongze Cheng 已提交
98

99
tsdbReaderT *tsdbQueryTables(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *tableInfoGroup, uint64_t qId,
H
Hongze Cheng 已提交
100
                             uint64_t taskId);
101
tsdbReaderT  tsdbQueryCacheLast(SVnode *pVnode, SQueryTableDataCond *pCond, STableGroupInfo *groupList, uint64_t qId,
H
Hongze Cheng 已提交
102 103 104 105 106 107 108 109 110
                                void *pMemRef);
int32_t      tsdbGetFileBlocksDistInfo(tsdbReaderT *pReader, STableBlockDistInfo *pTableBlockInfo);
bool         isTsdbCacheLastRow(tsdbReaderT *pReader);
int32_t      tsdbQuerySTableByTagCond(void *pMeta, uint64_t uid, TSKEY skey, const char *pTagCond, size_t len,
                                      int16_t tagNameRelType, const char *tbnameCond, STableGroupInfo *pGroupInfo,
                                      SColIndex *pColIndex, int32_t numOfCols, uint64_t reqId, uint64_t taskId);
int64_t      tsdbGetNumOfRowsInMemTable(tsdbReaderT *pHandle);
bool         tsdbNextDataBlock(tsdbReaderT pTsdbReadHandle);
void         tsdbRetrieveDataBlockInfo(tsdbReaderT *pTsdbReadHandle, SDataBlockInfo *pBlockInfo);
H
Hongze Cheng 已提交
111 112 113 114 115 116
int32_t tsdbRetrieveDataBlockStatisInfo(tsdbReaderT *pTsdbReadHandle, SColumnDataAgg ***pBlockStatis, bool *allHave);
SArray *tsdbRetrieveDataBlock(tsdbReaderT *pTsdbReadHandle, SArray *pColumnIdList);
void    tsdbResetReadHandle(tsdbReaderT queryHandle, SQueryTableDataCond *pCond);
void    tsdbDestroyTableGroup(STableGroupInfo *pGroupList);
int32_t tsdbGetOneTableGroup(void *pMeta, uint64_t uid, TSKEY startKey, STableGroupInfo *pGroupInfo);
int32_t tsdbGetTableGroupFromIdList(SVnode *pVnode, SArray *pTableIdList, STableGroupInfo *pGroupInfo);
H
Hongze Cheng 已提交
117 118

// tq
H
Hongze Cheng 已提交
119 120 121 122 123 124 125 126 127 128

typedef struct STqReadHandle STqReadHandle;

STqReadHandle *tqInitSubmitMsgScanner(SMeta *pMeta);

void    tqReadHandleSetColIdList(STqReadHandle *pReadHandle, SArray *pColIdList);
int     tqReadHandleSetTbUidList(STqReadHandle *pHandle, const SArray *tbUidList);
int     tqReadHandleAddTbUidList(STqReadHandle *pHandle, const SArray *tbUidList);
int32_t tqReadHandleSetMsg(STqReadHandle *pHandle, SSubmitReq *pMsg, int64_t ver);
bool    tqNextDataBlock(STqReadHandle *pHandle);
H
Hongze Cheng 已提交
129 130
int32_t tqRetrieveDataBlock(SArray **ppCols, STqReadHandle *pHandle, uint64_t *pGroupId, uint64_t *pUid,
                            int32_t *pNumOfRows, int16_t *pNumOfCols);
H
Hongze Cheng 已提交
131

H
Hongze Cheng 已提交
132
// need to reposition
H
Hongze Cheng 已提交
133

H
Hongze Cheng 已提交
134 135
// structs
struct STsdbCfg {
C
Cary Xu 已提交
136 137 138 139 140 141 142 143 144 145
  int8_t  precision;
  int8_t  update;
  int8_t  compression;
  int8_t  slLevel;
  int32_t minRows;
  int32_t maxRows;
  int32_t days;   // just for save config, don't use in tsdbRead/tsdbCommit/..., and use STsdbKeepCfg in STsdb instead
  int32_t keep0;  // just for save config, don't use in tsdbRead/tsdbCommit/..., and use STsdbKeepCfg in STsdb instead
  int32_t keep1;  // just for save config, don't use in tsdbRead/tsdbCommit/..., and use STsdbKeepCfg in STsdb instead
  int32_t keep2;  // just for save config, don't use in tsdbRead/tsdbCommit/..., and use STsdbKeepCfg in STsdb instead
C
Cary Xu 已提交
146 147 148
  SRetention retentions[TSDB_RETENTION_MAX];
};

H
Hongze Cheng 已提交
149
struct SVnodeCfg {
H
Hongze Cheng 已提交
150
  int32_t  vgId;
S
Shengliang Guan 已提交
151
  char     dbname[TSDB_DB_FNAME_LEN];
D
dapan1121 已提交
152
  uint64_t dbId;
H
Hongze Cheng 已提交
153 154
  int32_t  szPage;
  int32_t  szCache;
H
Hongze Cheng 已提交
155 156
  uint64_t szBuf;
  bool     isHeap;
H
Hongze Cheng 已提交
157
  bool     isWeak;
H
more  
Hongze Cheng 已提交
158
  STsdbCfg tsdbCfg;
H
Hongze Cheng 已提交
159
  SWalCfg  walCfg;
S
Shengliang Guan 已提交
160
  SSyncCfg syncCfg;
D
dapan1121 已提交
161 162
  uint32_t hashBegin;
  uint32_t hashEnd;
L
Liu Jicong 已提交
163
  int8_t   hashMethod;
H
Hongze Cheng 已提交
164
};
H
save  
Hongze Cheng 已提交
165

H
Hongze Cheng 已提交
166 167 168 169
typedef struct {
  TSKEY    lastKey;
  uint64_t uid;
} STableKeyInfo;
170

H
Hongze Cheng 已提交
171 172 173 174 175 176 177 178 179 180 181
struct SMetaEntry {
  int64_t     version;
  int8_t      type;
  tb_uid_t    uid;
  const char *name;
  union {
    struct {
      SSchemaWrapper schema;
      SSchemaWrapper schemaTag;
    } stbEntry;
    struct {
H
Hongze Cheng 已提交
182 183 184 185
      int64_t        ctime;
      int32_t        ttlDays;
      tb_uid_t       suid;
      const uint8_t *pTags;
H
Hongze Cheng 已提交
186 187 188 189 190 191 192 193 194 195 196 197
    } ctbEntry;
    struct {
      int64_t        ctime;
      int32_t        ttlDays;
      SSchemaWrapper schema;
    } ntbEntry;
  };
};

struct SMetaReader {
  int32_t    flags;
  SMeta     *pMeta;
H
Hongze Cheng 已提交
198
  SDecoder   coder;
H
Hongze Cheng 已提交
199 200 201 202 203
  SMetaEntry me;
  void      *pBuf;
  int        szBuf;
};

H
Hongze Cheng 已提交
204 205 206 207 208 209 210 211 212
struct SMTbCursor {
  TDBC       *pDbc;
  void       *pKey;
  void       *pVal;
  int         kLen;
  int         vLen;
  SMetaReader mr;
};

S
Shengliang Guan 已提交
213 214 215 216
#ifdef __cplusplus
}
#endif

217
#endif /*_TD_VNODE_H_*/