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3909b3c6
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TDengine
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体验新版 GitCode,发现更多精彩内容 >>
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3909b3c6
编写于
10月 31, 2020
作者:
S
Shengliang Guan
浏览文件
操作
浏览文件
下载
差异文件
Merge from origin/develop
上级
06b3e87a
d7c73fa3
变更
15
隐藏空白更改
内联
并排
Showing
15 changed file
with
621 addition
and
453 deletion
+621
-453
src/dnode/src/dnodeMain.c
src/dnode/src/dnodeMain.c
+2
-0
src/inc/tsync.h
src/inc/tsync.h
+1
-1
src/inc/twal.h
src/inc/twal.h
+16
-10
src/mnode/src/mnodeSdb.c
src/mnode/src/mnodeSdb.c
+3
-3
src/sync/src/syncRetrieve.c
src/sync/src/syncRetrieve.c
+2
-2
src/sync/test/syncServer.c
src/sync/test/syncServer.c
+1
-1
src/util/inc/talloc.h
src/util/inc/talloc.h
+20
-2
src/util/src/talloc.c
src/util/src/talloc.c
+79
-0
src/vnode/src/vnodeMain.c
src/vnode/src/vnodeMain.c
+4
-3
src/wal/inc/walInt.h
src/wal/inc/walInt.h
+26
-2
src/wal/src/walMgmt.c
src/wal/src/walMgmt.c
+218
-1
src/wal/src/walUtil.c
src/wal/src/walUtil.c
+118
-0
src/wal/src/walWrite.c
src/wal/src/walWrite.c
+126
-423
src/wal/test/waltest.c
src/wal/test/waltest.c
+4
-4
tests/script/unique/dnode/offline1.sim
tests/script/unique/dnode/offline1.sim
+1
-1
未找到文件。
src/dnode/src/dnodeMain.c
浏览文件 @
3909b3c6
...
...
@@ -19,6 +19,7 @@
#include "tutil.h"
#include "tconfig.h"
#include "tglobal.h"
#include "twal.h"
#include "dnode.h"
#include "dnodeInt.h"
#include "dnodeMgmt.h"
...
...
@@ -58,6 +59,7 @@ static const SDnodeComponent tsDnodeComponents[] = {
{
"dnodeeps"
,
dnodeInitEps
,
dnodeCleanupEps
},
{
"mnodeinfos"
,
dnodeInitMInfos
,
dnodeCleanupMInfos
},
{
"globalcfg"
,
taosCheckGlobalCfg
,
NULL
},
{
"wal"
,
walInit
,
walCleanUp
},
{
"check"
,
dnodeInitCheck
,
dnodeCleanupCheck
},
// NOTES: dnodeInitCheck must be behind the dnodeinitStorage component !!!
{
"vread"
,
dnodeInitVnodeRead
,
dnodeCleanupVnodeRead
},
{
"vwrite"
,
dnodeInitVnodeWrite
,
dnodeCleanupVnodeWrite
},
...
...
src/inc/tsync.h
浏览文件 @
3909b3c6
...
...
@@ -68,7 +68,7 @@ typedef uint32_t (*FGetFileInfo)(void *ahandle, char *name, uint32_t *index, uin
// get the wal file from index or after
// return value, -1: error, 1:more wal files, 0:last WAL. if name[0]==0, no WAL file
typedef
int
(
*
FGetWalInfo
)(
void
*
ahandle
,
char
*
name
,
uint32_t
*
index
);
typedef
int
32_t
(
*
FGetWalInfo
)(
void
*
ahandle
,
char
*
fileName
,
int64_t
*
fileId
);
// when a forward pkt is received, call this to handle data
typedef
int
(
*
FWriteToCache
)(
void
*
ahandle
,
void
*
pHead
,
int
type
);
...
...
src/inc/twal.h
浏览文件 @
3909b3c6
...
...
@@ -19,9 +19,11 @@
extern
"C"
{
#endif
#define TAOS_WAL_NOLOG 0
#define TAOS_WAL_WRITE 1
#define TAOS_WAL_FSYNC 2
typedef
enum
{
TAOS_WAL_NOLOG
=
0
,
TAOS_WAL_WRITE
=
1
,
TAOS_WAL_FSYNC
=
2
}
EWalType
;
typedef
struct
{
int8_t
msgType
;
...
...
@@ -34,8 +36,9 @@ typedef struct {
}
SWalHead
;
typedef
struct
{
int
8_t
walLevel
;
// wal level
int
32_t
vgId
;
int32_t
fsyncPeriod
;
// millisecond
int8_t
walLevel
;
// wal level
int8_t
wals
;
// number of WAL files;
int8_t
keep
;
// keep the wal file when closed
}
SWalCfg
;
...
...
@@ -43,14 +46,17 @@ typedef struct {
typedef
void
*
twalh
;
// WAL HANDLE
typedef
int
(
*
FWalWrite
)(
void
*
ahandle
,
void
*
pHead
,
int
type
);
twalh
walOpen
(
const
char
*
path
,
const
SWalCfg
*
pCfg
);
int
walAlter
(
twalh
pWal
,
const
SWalCfg
*
pCfg
);
int32_t
walInit
();
void
walCleanUp
();
twalh
walOpen
(
char
*
path
,
SWalCfg
*
pCfg
);
int32_t
walAlter
(
twalh
pWal
,
SWalCfg
*
pCfg
);
void
walClose
(
twalh
);
int
walRenew
(
twalh
);
int
walWrite
(
twalh
,
SWalHead
*
);
int
32_t
walRenew
(
twalh
);
int
32_t
walWrite
(
twalh
,
SWalHead
*
);
void
walFsync
(
twalh
);
int
walRestore
(
twalh
,
void
*
pVnode
,
FWalWrite
writeFp
);
int
walGetWalFile
(
twalh
,
char
*
name
,
uint32_t
*
index
);
int
32_t
walRestore
(
twalh
,
void
*
pVnode
,
FWalWrite
writeFp
);
int
32_t
walGetWalFile
(
twalh
,
char
*
fileName
,
int64_t
*
fileId
);
int64_t
walGetVersion
(
twalh
);
#ifdef __cplusplus
...
...
src/mnode/src/mnodeSdb.c
浏览文件 @
3909b3c6
...
...
@@ -175,7 +175,7 @@ static void *sdbGetTableFromId(int32_t tableId) {
}
static
int32_t
sdbInitWal
()
{
SWalCfg
walCfg
=
{.
walLevel
=
2
,
.
wals
=
2
,
.
keep
=
1
,
.
fsyncPeriod
=
0
};
SWalCfg
walCfg
=
{.
vgId
=
1
,
.
walLevel
=
2
,
.
wals
=
2
,
.
keep
=
1
,
.
fsyncPeriod
=
0
};
char
temp
[
TSDB_FILENAME_LEN
];
sprintf
(
temp
,
"%s/wal"
,
tsMnodeDir
);
tsSdbObj
.
wal
=
walOpen
(
temp
,
&
walCfg
);
...
...
@@ -237,8 +237,8 @@ static uint32_t sdbGetFileInfo(void *ahandle, char *name, uint32_t *index, uint3
return
0
;
}
static
int
sdbGetWalInfo
(
void
*
ahandle
,
char
*
name
,
uint32_t
*
index
)
{
return
walGetWalFile
(
tsSdbObj
.
wal
,
name
,
index
);
static
int
32_t
sdbGetWalInfo
(
void
*
ahandle
,
char
*
fileName
,
int64_t
*
fileId
)
{
return
walGetWalFile
(
tsSdbObj
.
wal
,
fileName
,
fileId
);
}
static
void
sdbNotifyRole
(
void
*
ahandle
,
int8_t
role
)
{
...
...
src/sync/src/syncRetrieve.c
浏览文件 @
3909b3c6
...
...
@@ -287,7 +287,7 @@ static int syncRetrieveLastWal(SSyncPeer *pPeer, char *name, uint64_t fversion,
return
-
1
;
}
static
int
syncProcessLastWal
(
SSyncPeer
*
pPeer
,
char
*
wname
,
uint32
_t
index
)
{
static
int
syncProcessLastWal
(
SSyncPeer
*
pPeer
,
char
*
wname
,
int64
_t
index
)
{
SSyncNode
*
pNode
=
pPeer
->
pSyncNode
;
int
code
=
-
1
;
char
fname
[
TSDB_FILENAME_LEN
*
2
];
// full path to wal file
...
...
@@ -377,7 +377,7 @@ static int syncRetrieveWal(SSyncPeer *pPeer) {
int32_t
size
;
struct
stat
fstat
;
int
code
=
-
1
;
uint32_t
index
=
0
;
int64_t
index
=
0
;
while
(
1
)
{
// retrieve wal info
...
...
src/sync/test/syncServer.c
浏览文件 @
3909b3c6
...
...
@@ -254,7 +254,7 @@ uint32_t getFileInfo(void *ahandle, char *name, uint32_t *index, uint32_t eindex
return
magic
;
}
int
getWalInfo
(
void
*
ahandle
,
char
*
name
,
uint32
_t
*
index
)
{
int
getWalInfo
(
void
*
ahandle
,
char
*
name
,
int64
_t
*
index
)
{
struct
stat
fstat
;
char
aname
[
280
];
...
...
src/
wal/inc/walMgmt
.h
→
src/
util/inc/talloc
.h
浏览文件 @
3909b3c6
...
...
@@ -13,13 +13,31 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_
WAL_MGMT
_H
#define TDENGINE_
WAL_MGMT
_H
#ifndef TDENGINE_
UTIL_ALLOC
_H
#define TDENGINE_
UTIL_ALLOC
_H
#ifdef __cplusplus
extern
"C"
{
#endif
#define TSDB_USE_SYS_MEM
#ifdef TSDB_USE_SYS_MEM
#define tmalloc(size) malloc(size)
#define tcalloc(size) calloc(1, size)
#define trealloc(p, size) realloc(p, size)
#define tmemalign(alignment, size) malloc(size)
#define tfree(p) free(p)
#define tmemzero(p, size) memset(p, 0, size)
#else
void
*
tmalloc
(
int32_t
size
);
void
*
tcalloc
(
int32_t
size
);
void
*
trealloc
(
void
*
p
,
int32_t
size
);
void
*
tmemalign
(
int32_t
alignment
,
int32_t
size
);
void
tfree
(
void
*
p
);
void
tmemzero
(
void
*
p
,
int32_t
size
);
#endif
#ifdef __cplusplus
}
#endif
...
...
src/util/src/talloc.c
0 → 100644
浏览文件 @
3909b3c6
/*
* 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 "tulog.h"
#include "talloc.h"
#define TSDB_HAVE_MEMALIGN
#ifndef TSDB_USE_SYS_MEM
void
*
tmalloc
(
int32_t
size
)
{
void
*
p
=
malloc
(
size
);
if
(
p
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
uError
(
"failed to malloc memory, size:%d reason:%s"
,
size
,
strerror
(
errno
));
}
return
p
;
}
void
*
tcalloc
(
int32_t
size
)
{
void
*
p
=
calloc
(
1
,
size
);
if
(
p
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
uError
(
"failed to calloc memory, size:%d reason:%s"
,
size
,
strerror
(
errno
));
}
return
p
;
}
void
*
trealloc
(
void
*
p
,
int32_t
size
)
{
p
=
realloc
(
p
,
size
);
if
(
p
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
uError
(
"failed to realloc memory, size:%d reason:%s"
,
size
,
strerror
(
errno
));
}
return
p
;
}
void
tfree
(
void
*
p
)
{
free
(
p
);
}
void
tmemzero
(
void
*
p
,
int32_t
size
)
{
memset
(
p
,
0
,
size
);
}
#ifdef TSDB_HAVE_MEMALIGN
void
*
tmemalign
(
int32_t
alignment
,
int32_t
size
)
{
void
*
p
;
int
err
=
posix_memalign
(
&
p
,
alignment
,
size
);
if
(
err
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
uError
(
"failed to memalign memory, alignment:%d size:%d reason:%s"
,
alignment
,
size
,
strerror
(
err
));
p
=
NULL
;
}
return
p
;
}
#else
void
*
tmemalign
(
int32_t
alignment
,
int32_t
size
)
{
return
tmalloc
(
size
);
}
#endif
#endif
\ No newline at end of file
src/vnode/src/vnodeMain.c
浏览文件 @
3909b3c6
...
...
@@ -38,7 +38,7 @@ static SHashObj*tsDnodeVnodesHash;
static
void
vnodeCleanUp
(
SVnodeObj
*
pVnode
);
static
int
vnodeProcessTsdbStatus
(
void
*
arg
,
int
status
);
static
uint32_t
vnodeGetFileInfo
(
void
*
ahandle
,
char
*
name
,
uint32_t
*
index
,
uint32_t
eindex
,
int64_t
*
size
,
uint64_t
*
fversion
);
static
int
vnodeGetWalInfo
(
void
*
ahandle
,
char
*
name
,
uint32_t
*
index
);
static
int
vnodeGetWalInfo
(
void
*
ahandle
,
char
*
fileName
,
int64_t
*
fileId
);
static
void
vnodeNotifyRole
(
void
*
ahandle
,
int8_t
role
);
static
void
vnodeCtrlFlow
(
void
*
handle
,
int32_t
mseconds
);
static
int
vnodeNotifyFileSynced
(
void
*
ahandle
,
uint64_t
fversion
);
...
...
@@ -298,6 +298,7 @@ int32_t vnodeOpen(int32_t vnode, char *rootDir) {
}
sprintf
(
temp
,
"%s/wal"
,
rootDir
);
pVnode
->
walCfg
.
vgId
=
pVnode
->
vgId
;
pVnode
->
wal
=
walOpen
(
temp
,
&
pVnode
->
walCfg
);
if
(
pVnode
->
wal
==
NULL
)
{
vnodeCleanUp
(
pVnode
);
...
...
@@ -618,9 +619,9 @@ static uint32_t vnodeGetFileInfo(void *ahandle, char *name, uint32_t *index, uin
return
tsdbGetFileInfo
(
pVnode
->
tsdb
,
name
,
index
,
eindex
,
size
);
}
static
int
vnodeGetWalInfo
(
void
*
ahandle
,
char
*
name
,
uint32_t
*
index
)
{
static
int
vnodeGetWalInfo
(
void
*
ahandle
,
char
*
fileName
,
int64_t
*
fileId
)
{
SVnodeObj
*
pVnode
=
ahandle
;
return
walGetWalFile
(
pVnode
->
wal
,
name
,
index
);
return
walGetWalFile
(
pVnode
->
wal
,
fileName
,
fileId
);
}
static
void
vnodeNotifyRole
(
void
*
ahandle
,
int8_t
role
)
{
...
...
src/wal/inc/walInt.h
浏览文件 @
3909b3c6
...
...
@@ -31,8 +31,32 @@ extern int32_t wDebugFlag;
#define wDebug(...) { if (wDebugFlag & DEBUG_DEBUG) { taosPrintLog("WAL ", wDebugFlag, __VA_ARGS__); }}
#define wTrace(...) { if (wDebugFlag & DEBUG_TRACE) { taosPrintLog("WAL ", wDebugFlag, __VA_ARGS__); }}
#define walPrefix "wal"
#define walSignature (uint32_t)(0xFAFBFDFE)
#define WAL_PREFIX "wal"
#define WAL_PREFIX_LEN 3
#define WAL_REFRESH_MS 1000
#define WAL_MAX_SIZE (1024 * 1024)
#define WAL_SIGNATURE ((uint32_t)(0xFAFBFDFE))
#define WAL_PATH_LEN (TSDB_FILENAME_LEN + 12)
#define WAL_FILE_LEN (TSDB_FILENAME_LEN + 32)
#define WAL_FILE_NUM 3
typedef
struct
{
uint64_t
version
;
int64_t
fileId
;
int32_t
vgId
;
int32_t
fd
;
int32_t
keep
;
int32_t
level
;
int32_t
fsyncPeriod
;
int32_t
fsyncSeq
;
char
path
[
WAL_PATH_LEN
];
char
name
[
WAL_FILE_LEN
];
pthread_mutex_t
mutex
;
}
SWal
;
int32_t
walGetNextFile
(
SWal
*
pWal
,
int64_t
*
nextFileId
);
int32_t
walGetOldFile
(
SWal
*
pWal
,
int64_t
curFileId
,
int32_t
minDiff
,
int64_t
*
oldFileId
);
int32_t
walGetNewFile
(
SWal
*
pWal
,
int64_t
*
newFileId
);
#ifdef __cplusplus
}
...
...
src/wal/src/walMgmt.c
浏览文件 @
3909b3c6
...
...
@@ -16,6 +16,223 @@
#define _DEFAULT_SOURCE
#include "os.h"
#include "taoserror.h"
#include "talloc.h"
#include "tref.h"
#include "twal.h"
#include "walInt.h"
#include "walMgmt.h"
\ No newline at end of file
typedef
struct
{
int32_t
refId
;
int32_t
seq
;
int8_t
stop
;
pthread_t
thread
;
pthread_mutex_t
mutex
;
}
SWalMgmt
;
static
SWalMgmt
tsWal
;
static
int32_t
walCreateThread
();
static
void
walStopThread
();
static
int32_t
walInitObj
(
SWal
*
pWal
);
static
void
walFreeObj
(
void
*
pWal
);
int32_t
walInit
()
{
tmemzero
(
&
tsWal
,
sizeof
(
SWalMgmt
));
tsWal
.
refId
=
taosOpenRef
(
TSDB_MIN_VNODES
,
walFreeObj
);
int32_t
code
=
walCreateThread
();
if
(
code
!=
TSDB_CODE_SUCCESS
)
{
wError
(
"failed to init wal module since %s"
,
tstrerror
(
code
));
return
code
;
}
wInfo
(
"wal module is initialized, refId:%d"
,
tsWal
.
refId
);
return
code
;
}
void
walCleanUp
()
{
walStopThread
();
taosCloseRef
(
tsWal
.
refId
);
wInfo
(
"wal module is cleaned up"
);
}
void
*
walOpen
(
char
*
path
,
SWalCfg
*
pCfg
)
{
SWal
*
pWal
=
tcalloc
(
sizeof
(
SWal
));
if
(
pWal
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
NULL
;
}
pWal
->
vgId
=
pCfg
->
vgId
;
pWal
->
fd
=
-
1
;
pWal
->
fileId
=
-
1
;
pWal
->
level
=
pCfg
->
walLevel
;
pWal
->
keep
=
pCfg
->
keep
;
pWal
->
fsyncPeriod
=
pCfg
->
fsyncPeriod
;
tstrncpy
(
pWal
->
path
,
path
,
sizeof
(
pWal
->
path
));
pthread_mutex_init
(
&
pWal
->
mutex
,
NULL
);
pWal
->
fsyncSeq
=
pCfg
->
fsyncPeriod
%
1000
;
if
(
pWal
->
fsyncSeq
<=
0
)
pWal
->
fsyncSeq
=
1
;
if
(
walInitObj
(
pWal
)
!=
TSDB_CODE_SUCCESS
)
{
walFreeObj
(
pWal
);
return
NULL
;
}
if
(
taosAddRef
(
tsWal
.
refId
,
pWal
)
!=
TSDB_CODE_SUCCESS
)
{
walFreeObj
(
pWal
);
return
NULL
;
}
wDebug
(
"vgId:%d, wal:%p is opened, level:%d fsyncPeriod:%d"
,
pWal
->
vgId
,
pWal
,
pWal
->
level
,
pWal
->
fsyncPeriod
);
return
pWal
;
}
int32_t
walAlter
(
void
*
handle
,
SWalCfg
*
pCfg
)
{
if
(
handle
==
NULL
)
return
TSDB_CODE_WAL_APP_ERROR
;
SWal
*
pWal
=
handle
;
if
(
pWal
->
level
==
pCfg
->
walLevel
&&
pWal
->
fsyncPeriod
==
pCfg
->
fsyncPeriod
)
{
wDebug
(
"vgId:%d, old walLevel:%d fsync:%d, new walLevel:%d fsync:%d not change"
,
pWal
->
vgId
,
pWal
->
level
,
pWal
->
fsyncPeriod
,
pCfg
->
walLevel
,
pCfg
->
fsyncPeriod
);
return
TSDB_CODE_SUCCESS
;
}
wInfo
(
"vgId:%d, change old walLevel:%d fsync:%d, new walLevel:%d fsync:%d"
,
pWal
->
vgId
,
pWal
->
level
,
pWal
->
fsyncPeriod
,
pCfg
->
walLevel
,
pCfg
->
fsyncPeriod
);
pWal
->
level
=
pCfg
->
walLevel
;
pWal
->
fsyncPeriod
=
pCfg
->
fsyncPeriod
;
pWal
->
fsyncSeq
=
pCfg
->
fsyncPeriod
%
1000
;
if
(
pWal
->
fsyncSeq
<=
0
)
pWal
->
fsyncSeq
=
1
;
return
TSDB_CODE_SUCCESS
;
}
void
walClose
(
void
*
handle
)
{
if
(
handle
==
NULL
)
return
;
SWal
*
pWal
=
handle
;
pthread_mutex_lock
(
&
pWal
->
mutex
);
taosClose
(
pWal
->
fd
);
if
(
!
pWal
->
keep
)
{
int64_t
fileId
=
-
1
;
while
(
walGetNextFile
(
pWal
,
&
fileId
)
>=
0
)
{
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%"
PRId64
,
pWal
->
path
,
WAL_PREFIX
,
fileId
);
if
(
fileId
==
pWal
->
fileId
)
{
wDebug
(
"vgId:%d, wal:%p file:%s, it is closed and kept"
,
pWal
->
vgId
,
pWal
,
pWal
->
name
);
}
else
if
(
remove
(
pWal
->
name
)
<
0
)
{
wError
(
"vgId:%d, wal:%p file:%s, failed to remove"
,
pWal
->
vgId
,
pWal
,
pWal
->
name
);
}
else
{
wDebug
(
"vgId:%d, wal:%p file:%s, it is removed"
,
pWal
->
vgId
,
pWal
,
pWal
->
name
);
}
}
}
else
{
wDebug
(
"vgId:%d, wal:%p file:%s, it is closed and kept"
,
pWal
->
vgId
,
pWal
,
pWal
->
name
);
}
pthread_mutex_unlock
(
&
pWal
->
mutex
);
taosRemoveRef
(
tsWal
.
refId
,
pWal
);
}
static
int32_t
walInitObj
(
SWal
*
pWal
)
{
if
(
taosMkDir
(
pWal
->
path
,
0755
)
!=
0
)
{
wError
(
"vgId:%d, file:%s, failed to create directory since %s"
,
pWal
->
vgId
,
pWal
->
path
,
strerror
(
errno
));
return
TAOS_SYSTEM_ERROR
(
errno
);
}
if
(
pWal
->
keep
)
{
return
TSDB_CODE_SUCCESS
;
}
walRenew
(
pWal
);
if
(
pWal
&&
pWal
->
fd
<
0
)
{
wError
(
"vgId:%d, file:%s, failed to open file since %s"
,
pWal
->
vgId
,
pWal
->
path
,
strerror
(
errno
));
return
TAOS_SYSTEM_ERROR
(
errno
);
}
wDebug
(
"vgId:%d, file is initialized"
,
pWal
->
vgId
);
return
TSDB_CODE_SUCCESS
;
}
static
void
walFreeObj
(
void
*
wal
)
{
SWal
*
pWal
=
wal
;
wDebug
(
"vgId:%d, wal:%p is freed"
,
pWal
->
vgId
,
pWal
);
taosClose
(
pWal
->
fd
);
pthread_mutex_destroy
(
&
pWal
->
mutex
);
tfree
(
pWal
);
}
static
bool
walNeedFsync
(
SWal
*
pWal
)
{
if
(
pWal
->
fsyncPeriod
<=
0
||
pWal
->
level
!=
TAOS_WAL_FSYNC
)
{
return
false
;
}
if
(
tsWal
.
seq
%
pWal
->
fsyncSeq
==
0
)
{
return
true
;
}
return
false
;
}
static
void
walUpdateSeq
()
{
taosMsleep
(
WAL_REFRESH_MS
);
if
(
++
tsWal
.
seq
<=
0
)
{
tsWal
.
seq
=
1
;
}
}
static
void
walFsyncAll
()
{
SWal
*
pWal
=
taosIterateRef
(
tsWal
.
refId
,
NULL
);
while
(
pWal
)
{
if
(
walNeedFsync
(
pWal
))
{
wTrace
(
"vgId:%d, do fsync, level:%d seq:%d rseq:%d"
,
pWal
->
vgId
,
pWal
->
level
,
pWal
->
fsyncSeq
,
tsWal
.
seq
);
int32_t
code
=
fsync
(
pWal
->
fd
);
if
(
code
!=
0
)
{
wError
(
"vgId:%d, file:%s, failed to fsync since %s"
,
pWal
->
vgId
,
pWal
->
name
,
strerror
(
code
));
}
}
pWal
=
taosIterateRef
(
tsWal
.
refId
,
pWal
);
}
}
static
void
*
walThreadFunc
(
void
*
param
)
{
while
(
1
)
{
walUpdateSeq
();
walFsyncAll
();
if
(
tsWal
.
stop
)
break
;
}
return
NULL
;
}
static
int32_t
walCreateThread
()
{
pthread_attr_t
thAttr
;
pthread_attr_init
(
&
thAttr
);
pthread_attr_setdetachstate
(
&
thAttr
,
PTHREAD_CREATE_JOINABLE
);
if
(
pthread_create
(
&
tsWal
.
thread
,
&
thAttr
,
walThreadFunc
,
NULL
)
!=
0
)
{
wError
(
"failed to create wal thread since %s"
,
strerror
(
errno
));
return
TAOS_SYSTEM_ERROR
(
errno
);
}
pthread_attr_destroy
(
&
thAttr
);
wDebug
(
"wal thread is launched"
);
return
TSDB_CODE_SUCCESS
;
}
static
void
walStopThread
()
{
tsWal
.
stop
=
1
;
if
(
tsWal
.
thread
)
{
pthread_join
(
tsWal
.
thread
,
NULL
);
}
wDebug
(
"wal thread is stopped"
);
}
src/wal/src/walUtil.c
0 → 100644
浏览文件 @
3909b3c6
/*
* 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 "walInt.h"
int32_t
walGetNextFile
(
SWal
*
pWal
,
int64_t
*
nextFileId
)
{
int64_t
curFileId
=
*
nextFileId
;
int64_t
minFileId
=
INT64_MAX
;
DIR
*
dir
=
opendir
(
pWal
->
path
);
if
(
dir
==
NULL
)
{
wError
(
"vgId:%d, path:%s, failed to open since %s"
,
pWal
->
vgId
,
pWal
->
path
,
strerror
(
errno
));
return
-
1
;
}
struct
dirent
*
ent
;
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
char
*
name
=
ent
->
d_name
;
if
(
strncmp
(
name
,
WAL_PREFIX
,
WAL_PREFIX_LEN
)
==
0
)
{
int64_t
id
=
atoll
(
name
+
WAL_PREFIX_LEN
);
if
(
id
<=
curFileId
)
continue
;
if
(
id
<
minFileId
)
{
minFileId
=
id
;
}
}
}
closedir
(
dir
);
if
(
minFileId
==
INT64_MAX
)
return
-
1
;
*
nextFileId
=
minFileId
;
wTrace
(
"vgId:%d, path:%s, curFileId:%"
PRId64
" nextFileId:%"
PRId64
,
pWal
->
vgId
,
pWal
->
path
,
curFileId
,
*
nextFileId
);
return
0
;
}
int32_t
walGetOldFile
(
SWal
*
pWal
,
int64_t
curFileId
,
int32_t
minDiff
,
int64_t
*
oldFileId
)
{
int64_t
minFileId
=
INT64_MAX
;
DIR
*
dir
=
opendir
(
pWal
->
path
);
if
(
dir
==
NULL
)
{
wError
(
"vgId:%d, path:%s, failed to open since %s"
,
pWal
->
vgId
,
pWal
->
path
,
strerror
(
errno
));
return
-
1
;
}
struct
dirent
*
ent
;
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
char
*
name
=
ent
->
d_name
;
if
(
strncmp
(
name
,
WAL_PREFIX
,
WAL_PREFIX_LEN
)
==
0
)
{
int64_t
id
=
atoll
(
name
+
WAL_PREFIX_LEN
);
if
(
id
>=
curFileId
)
continue
;
minDiff
--
;
if
(
id
<
minFileId
)
{
minFileId
=
id
;
}
}
}
closedir
(
dir
);
if
(
minFileId
==
INT64_MAX
)
return
-
1
;
if
(
minDiff
>
0
)
return
-
1
;
*
oldFileId
=
minFileId
;
wTrace
(
"vgId:%d, path:%s, curFileId:%"
PRId64
" oldFildId:%"
PRId64
,
pWal
->
vgId
,
pWal
->
path
,
curFileId
,
*
oldFileId
);
return
0
;
}
int32_t
walGetNewFile
(
SWal
*
pWal
,
int64_t
*
newFileId
)
{
int64_t
maxFileId
=
INT64_MIN
;
DIR
*
dir
=
opendir
(
pWal
->
path
);
if
(
dir
==
NULL
)
{
wError
(
"vgId:%d, path:%s, failed to open since %s"
,
pWal
->
vgId
,
pWal
->
path
,
strerror
(
errno
));
return
-
1
;
}
struct
dirent
*
ent
;
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
char
*
name
=
ent
->
d_name
;
if
(
strncmp
(
name
,
WAL_PREFIX
,
WAL_PREFIX_LEN
)
==
0
)
{
int64_t
id
=
atoll
(
name
+
WAL_PREFIX_LEN
);
if
(
id
>
maxFileId
)
{
maxFileId
=
id
;
}
}
}
closedir
(
dir
);
if
(
maxFileId
==
INT64_MIN
)
{
*
newFileId
=
0
;
}
else
{
*
newFileId
=
maxFileId
;
}
wTrace
(
"vgId:%d, path:%s, newFileId:%"
PRId64
,
pWal
->
vgId
,
pWal
->
path
,
*
newFileId
);
return
0
;
}
\ No newline at end of file
src/wal/src/walWrite.c
浏览文件 @
3909b3c6
...
...
@@ -15,238 +15,93 @@
#define _DEFAULT_SOURCE
#include "os.h"
#include "twal.h"
#include "walInt.h"
#include "walMgmt.h"
#include "tchecksum.h"
#include "tutil.h"
#include "ttimer.h"
#include "talloc.h"
#include "taoserror.h"
#include "tchecksum.h"
#include "twal.h"
#include "tqueue.h"
typedef
struct
{
uint64_t
version
;
int
fd
;
int
keep
;
int
level
;
int32_t
fsyncPeriod
;
void
*
timer
;
void
*
signature
;
int
max
;
// maximum number of wal files
uint32_t
id
;
// increase continuously
int
num
;
// number of wal files
char
path
[
TSDB_FILENAME_LEN
];
char
name
[
TSDB_FILENAME_LEN
+
16
];
pthread_mutex_t
mutex
;
}
SWal
;
static
void
*
walTmrCtrl
=
NULL
;
static
int
tsWalNum
=
0
;
static
pthread_once_t
walModuleInit
=
PTHREAD_ONCE_INIT
;
static
int
walHandleExistingFiles
(
const
char
*
path
);
static
int
walRestoreWalFile
(
SWal
*
pWal
,
void
*
pVnode
,
FWalWrite
writeFp
);
static
int
walRemoveWalFiles
(
const
char
*
path
);
static
void
walProcessFsyncTimer
(
void
*
param
,
void
*
tmrId
);
static
void
walRelease
(
SWal
*
pWal
);
static
int
walGetMaxOldFileId
(
char
*
odir
);
static
void
walModuleInitFunc
()
{
walTmrCtrl
=
taosTmrInit
(
1000
,
100
,
300000
,
"WAL"
);
if
(
walTmrCtrl
==
NULL
)
walModuleInit
=
PTHREAD_ONCE_INIT
;
else
wDebug
(
"WAL module is initialized"
);
}
static
inline
bool
walNeedFsyncTimer
(
SWal
*
pWal
)
{
if
(
pWal
->
fsyncPeriod
>
0
&&
pWal
->
level
==
TAOS_WAL_FSYNC
)
{
return
true
;
}
return
false
;
}
void
*
walOpen
(
const
char
*
path
,
const
SWalCfg
*
pCfg
)
{
SWal
*
pWal
=
calloc
(
sizeof
(
SWal
),
1
);
if
(
pWal
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
NULL
;
}
pthread_once
(
&
walModuleInit
,
walModuleInitFunc
);
if
(
walTmrCtrl
==
NULL
)
{
free
(
pWal
);
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
NULL
;
}
atomic_add_fetch_32
(
&
tsWalNum
,
1
);
pWal
->
fd
=
-
1
;
pWal
->
max
=
pCfg
->
wals
;
pWal
->
id
=
0
;
pWal
->
num
=
0
;
pWal
->
level
=
pCfg
->
walLevel
;
pWal
->
keep
=
pCfg
->
keep
;
pWal
->
fsyncPeriod
=
pCfg
->
fsyncPeriod
;
pWal
->
signature
=
pWal
;
tstrncpy
(
pWal
->
path
,
path
,
sizeof
(
pWal
->
path
));
pthread_mutex_init
(
&
pWal
->
mutex
,
NULL
);
if
(
walNeedFsyncTimer
(
pWal
))
{
pWal
->
timer
=
taosTmrStart
(
walProcessFsyncTimer
,
pWal
->
fsyncPeriod
,
pWal
,
walTmrCtrl
);
if
(
pWal
->
timer
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
walRelease
(
pWal
);
return
NULL
;
}
}
if
(
taosMkDir
(
path
,
0755
)
!=
0
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"wal:%s, failed to create directory(%s)"
,
path
,
strerror
(
errno
));
walRelease
(
pWal
);
pWal
=
NULL
;
}
if
(
pCfg
->
keep
==
1
)
return
pWal
;
if
(
walHandleExistingFiles
(
path
)
==
0
)
walRenew
(
pWal
);
if
(
pWal
&&
pWal
->
fd
<
0
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"wal:%s, failed to open(%s)"
,
path
,
strerror
(
errno
));
walRelease
(
pWal
);
pWal
=
NULL
;
}
if
(
pWal
)
wDebug
(
"wal:%s, it is open, level:%d fsyncPeriod:%d"
,
path
,
pWal
->
level
,
pWal
->
fsyncPeriod
);
return
pWal
;
}
int
walAlter
(
twalh
wal
,
const
SWalCfg
*
pCfg
)
{
SWal
*
pWal
=
wal
;
if
(
pWal
==
NULL
)
{
return
TSDB_CODE_WAL_APP_ERROR
;
}
if
(
pWal
->
level
==
pCfg
->
walLevel
&&
pWal
->
fsyncPeriod
==
pCfg
->
fsyncPeriod
)
{
wDebug
(
"wal:%s, old walLevel:%d fsync:%d, new walLevel:%d fsync:%d not change"
,
pWal
->
name
,
pWal
->
level
,
pWal
->
fsyncPeriod
,
pCfg
->
walLevel
,
pCfg
->
fsyncPeriod
);
return
TSDB_CODE_SUCCESS
;
}
wInfo
(
"wal:%s, change old walLevel:%d fsync:%d, new walLevel:%d fsync:%d"
,
pWal
->
name
,
pWal
->
level
,
pWal
->
fsyncPeriod
,
pCfg
->
walLevel
,
pCfg
->
fsyncPeriod
);
pthread_mutex_lock
(
&
pWal
->
mutex
);
pWal
->
level
=
pCfg
->
walLevel
;
pWal
->
fsyncPeriod
=
pCfg
->
fsyncPeriod
;
if
(
walNeedFsyncTimer
(
pWal
))
{
wInfo
(
"wal:%s, reset fsync timer, walLevel:%d fsyncPeriod:%d"
,
pWal
->
name
,
pWal
->
level
,
pWal
->
fsyncPeriod
);
taosTmrReset
(
walProcessFsyncTimer
,
pWal
->
fsyncPeriod
,
pWal
,
&
pWal
->
timer
,
walTmrCtrl
);
}
else
{
wInfo
(
"wal:%s, stop fsync timer, walLevel:%d fsyncPeriod:%d"
,
pWal
->
name
,
pWal
->
level
,
pWal
->
fsyncPeriod
);
taosTmrStop
(
pWal
->
timer
);
pWal
->
timer
=
NULL
;
}
pthread_mutex_unlock
(
&
pWal
->
mutex
);
return
TSDB_CODE_SUCCESS
;
}
void
walClose
(
void
*
handle
)
{
if
(
handle
==
NULL
)
return
;
SWal
*
pWal
=
handle
;
taosClose
(
pWal
->
fd
);
if
(
pWal
->
timer
)
taosTmrStopA
(
&
pWal
->
timer
);
if
(
pWal
->
keep
==
0
)
{
// remove all files in the directory
for
(
int
i
=
0
;
i
<
pWal
->
num
;
++
i
)
{
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%d"
,
pWal
->
path
,
walPrefix
,
pWal
->
id
-
i
);
if
(
remove
(
pWal
->
name
)
<
0
)
{
wError
(
"wal:%s, failed to remove"
,
pWal
->
name
);
}
else
{
wDebug
(
"wal:%s, it is removed"
,
pWal
->
name
);
}
}
}
else
{
wDebug
(
"wal:%s, it is closed and kept"
,
pWal
->
name
);
}
#include "walInt.h"
walRelease
(
pWal
);
}
static
int32_t
walRestoreWalFile
(
SWal
*
pWal
,
void
*
pVnode
,
FWalWrite
writeFp
,
char
*
name
);
int
walRenew
(
void
*
handle
)
{
int
32_t
walRenew
(
void
*
handle
)
{
if
(
handle
==
NULL
)
return
0
;
SWal
*
pWal
=
handle
;
terrno
=
0
;
SWal
*
pWal
=
handle
;
int32_t
code
=
0
;
pthread_mutex_lock
(
&
pWal
->
mutex
);
if
(
pWal
->
fd
>=
0
)
{
close
(
pWal
->
fd
);
pWal
->
id
++
;
wDebug
(
"wal:%s, it is closed"
,
pWal
->
name
);
wDebug
(
"vgId:%d, file:%s, it is closed"
,
pWal
->
vgId
,
pWal
->
name
);
}
pWal
->
num
++
;
if
(
pWal
->
keep
)
{
pWal
->
fileId
=
0
;
}
else
{
if
(
walGetNewFile
(
pWal
,
&
pWal
->
fileId
)
!=
0
)
pWal
->
fileId
=
0
;
pWal
->
fileId
++
;
}
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%
d"
,
pWal
->
path
,
walPrefix
,
pWal
->
i
d
);
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%
"
PRId64
,
pWal
->
path
,
WAL_PREFIX
,
pWal
->
fileI
d
);
pWal
->
fd
=
open
(
pWal
->
name
,
O_WRONLY
|
O_CREAT
,
S_IRWXU
|
S_IRWXG
|
S_IRWXO
);
if
(
pWal
->
fd
<
0
)
{
wError
(
"wal:%s, failed to open(%s)"
,
pWal
->
name
,
strerror
(
errno
)
);
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
code
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"vgId:%d, file:%s, failed to open since %s"
,
pWal
->
vgId
,
pWal
->
name
,
strerror
(
errno
)
);
}
else
{
wDebug
(
"wal:%s, it is created"
,
pWal
->
name
);
if
(
pWal
->
num
>
pWal
->
max
)
{
// remove the oldest wal file
char
name
[
TSDB_FILENAME_LEN
*
3
];
snprintf
(
name
,
sizeof
(
name
),
"%s/%s%d"
,
pWal
->
path
,
walPrefix
,
pWal
->
id
-
pWal
->
max
);
if
(
remove
(
name
)
<
0
)
{
wError
(
"wal:%s, failed to remove(%s)"
,
name
,
strerror
(
errno
));
wDebug
(
"vgId:%d, file:%s, it is created"
,
pWal
->
vgId
,
pWal
->
name
);
}
if
(
!
pWal
->
keep
)
{
// remove the oldest wal file
int64_t
oldFileId
=
-
1
;
if
(
walGetOldFile
(
pWal
,
pWal
->
fileId
,
WAL_FILE_NUM
,
&
oldFileId
)
==
0
)
{
char
walName
[
WAL_FILE_LEN
]
=
{
0
};
snprintf
(
walName
,
sizeof
(
walName
),
"%s/%s%"
PRId64
,
pWal
->
path
,
WAL_PREFIX
,
oldFileId
);
if
(
remove
(
walName
)
<
0
)
{
wError
(
"vgId:%d, file:%s, failed to remove since %s"
,
pWal
->
vgId
,
walName
,
strerror
(
errno
));
}
else
{
wDebug
(
"
wal:%s, it is removed"
,
n
ame
);
wDebug
(
"
vgId:%d, file:%s, it is removed"
,
pWal
->
vgId
,
walN
ame
);
}
pWal
->
num
--
;
}
}
pthread_mutex_unlock
(
&
pWal
->
mutex
);
return
terrno
;
return
code
;
}
int
walWrite
(
void
*
handle
,
SWalHead
*
pHead
)
{
SWal
*
pWal
=
handle
;
if
(
pWal
==
NULL
)
return
-
1
;
int32_t
walWrite
(
void
*
handle
,
SWalHead
*
pHead
)
{
if
(
handle
==
NULL
)
return
-
1
;
terrno
=
0
;
SWal
*
pWal
=
handle
;
int32_t
code
=
0
;
// no wal
if
(
pWal
->
level
==
TAOS_WAL_NOLOG
)
return
0
;
if
(
pHead
->
version
<=
pWal
->
version
)
return
0
;
pHead
->
signature
=
walSignature
;
pHead
->
signature
=
WAL_SIGNATURE
;
taosCalcChecksumAppend
(
0
,
(
uint8_t
*
)
pHead
,
sizeof
(
SWalHead
));
int
contLen
=
pHead
->
len
+
sizeof
(
SWalHead
);
int32_t
contLen
=
pHead
->
len
+
sizeof
(
SWalHead
);
pthread_mutex_lock
(
&
pWal
->
mutex
);
if
(
taosTWrite
(
pWal
->
fd
,
pHead
,
contLen
)
!=
contLen
)
{
wError
(
"wal:%s, failed to write(%s)"
,
pWal
->
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
terrno
;
code
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"vgId:%d, file:%s, failed to write since %s"
,
pWal
->
vgId
,
pWal
->
name
,
strerror
(
errno
));
}
else
{
pWal
->
version
=
pHead
->
version
;
wTrace
(
"vgId:%d, write version:%"
PRId64
", fileId:%"
PRId64
,
pWal
->
vgId
,
pWal
->
version
,
pWal
->
fileId
);
}
pthread_mutex_unlock
(
&
pWal
->
mutex
);
ASSERT
(
contLen
==
pHead
->
len
+
sizeof
(
SWalHead
));
return
0
;
return
code
;
}
void
walFsync
(
void
*
handle
)
{
...
...
@@ -255,167 +110,125 @@ void walFsync(void *handle) {
if
(
pWal
->
fsyncPeriod
==
0
)
{
if
(
fsync
(
pWal
->
fd
)
<
0
)
{
wError
(
"
wal:%s, fsync failed(%s)"
,
pWal
->
name
,
strerror
(
errno
));
wError
(
"
vgId:%d, file:%s, fsync failed since %s"
,
pWal
->
vgId
,
pWal
->
name
,
strerror
(
errno
));
}
}
}
int
walRestore
(
void
*
handle
,
void
*
pVnode
,
int
(
*
writeFp
)(
void
*
,
void
*
,
int
))
{
SWal
*
pWal
=
handle
;
struct
dirent
*
ent
;
int
count
=
0
;
uint32_t
maxId
=
0
,
minId
=
-
1
,
index
=
0
;
int32_t
walRestore
(
void
*
handle
,
void
*
pVnode
,
int32_t
(
*
writeFp
)(
void
*
,
void
*
,
int32_t
))
{
if
(
handle
==
NULL
)
return
-
1
;
terrno
=
0
;
int
plen
=
strlen
(
walPrefix
);
char
opath
[
TSDB_FILENAME_LEN
+
5
];
SWal
*
pWal
=
handle
;
int32_t
count
=
0
;
int32_t
code
=
0
;
int64_t
fileId
=
-
1
;
int
slen
=
snprintf
(
opath
,
sizeof
(
opath
),
"%s"
,
pWal
->
path
);
if
(
pWal
->
keep
==
0
)
strcpy
(
opath
+
slen
,
"/old"
)
;
while
((
code
=
walGetNextFile
(
pWal
,
&
fileId
))
>=
0
)
{
if
(
fileId
==
pWal
->
fileId
)
continue
;
DIR
*
dir
=
opendir
(
opath
);
if
(
dir
==
NULL
&&
errno
==
ENOENT
)
return
0
;
if
(
dir
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
terrno
;
}
char
walName
[
WAL_FILE_LEN
];
snprintf
(
walName
,
sizeof
(
pWal
->
name
),
"%s/%s%"
PRId64
,
pWal
->
path
,
WAL_PREFIX
,
fileId
);
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
if
(
strncmp
(
ent
->
d_name
,
walPrefix
,
plen
)
==
0
)
{
index
=
atol
(
ent
->
d_name
+
plen
);
if
(
index
>
maxId
)
maxId
=
index
;
if
(
index
<
minId
)
minId
=
index
;
count
++
;
wDebug
(
"vgId:%d, file:%s, will be restored"
,
pWal
->
vgId
,
walName
);
int32_t
code
=
walRestoreWalFile
(
pWal
,
pVnode
,
writeFp
,
walName
);
if
(
code
!=
TSDB_CODE_SUCCESS
)
{
wDebug
(
"vgId:%d, file:%s, failed to restore since %s"
,
pWal
->
vgId
,
walName
,
tstrerror
(
code
));
continue
;
}
}
closedir
(
dir
);
if
(
!
pWal
->
keep
)
{
wDebug
(
"vgId:%d, file:%s, restore success, remove this file"
,
pWal
->
vgId
,
walName
);
remove
(
walName
);
}
else
{
wDebug
(
"vgId:%d, file:%s, restore success and keep it"
,
pWal
->
vgId
,
walName
);
}
if
(
count
==
0
)
{
if
(
pWal
->
keep
)
terrno
=
walRenew
(
pWal
);
return
terrno
;
count
++
;
}
if
(
count
!=
(
maxId
-
minId
+
1
))
{
wError
(
"wal:%s, messed up, count:%d max:%d min:%d"
,
opath
,
count
,
maxId
,
minId
);
terrno
=
TSDB_CODE_WAL_APP_ERROR
;
}
else
{
wDebug
(
"wal:%s, %d files will be restored"
,
opath
,
count
);
if
(
!
pWal
->
keep
)
return
TSDB_CODE_SUCCESS
;
for
(
index
=
minId
;
index
<=
maxId
;
++
index
)
{
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%d"
,
opath
,
walPrefix
,
index
);
terrno
=
walRestoreWalFile
(
pWal
,
pVnode
,
writeFp
);
if
(
terrno
<
0
)
continue
;
}
}
if
(
terrno
==
0
)
{
if
(
pWal
->
keep
==
0
)
{
terrno
=
walRemoveWalFiles
(
opath
);
if
(
terrno
==
0
)
{
if
(
remove
(
opath
)
<
0
)
{
wError
(
"wal:%s, failed to remove directory(%s)"
,
opath
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
}
}
}
else
{
// open the existing WAL file in append mode
pWal
->
num
=
count
;
pWal
->
id
=
maxId
;
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%d"
,
opath
,
walPrefix
,
maxId
);
pWal
->
fd
=
open
(
pWal
->
name
,
O_WRONLY
|
O_CREAT
|
O_APPEND
,
S_IRWXU
|
S_IRWXG
|
S_IRWXO
);
if
(
pWal
->
fd
<
0
)
{
wError
(
"wal:%s, failed to open file(%s)"
,
pWal
->
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
}
if
(
count
==
0
)
{
wDebug
(
"vgId:%d, file:%s not exist, renew it"
,
pWal
->
vgId
,
pWal
->
name
);
return
walRenew
(
pWal
);
}
else
{
// open the existing WAL file in append mode
pWal
->
fileId
=
0
;
snprintf
(
pWal
->
name
,
sizeof
(
pWal
->
name
),
"%s/%s%"
PRId64
,
pWal
->
path
,
WAL_PREFIX
,
pWal
->
fileId
);
pWal
->
fd
=
open
(
pWal
->
name
,
O_WRONLY
|
O_CREAT
|
O_APPEND
,
S_IRWXU
|
S_IRWXG
|
S_IRWXO
);
if
(
pWal
->
fd
<
0
)
{
wError
(
"vgId:%d, file:%s, failed to open since %s"
,
pWal
->
vgId
,
pWal
->
name
,
strerror
(
errno
));
return
TAOS_SYSTEM_ERROR
(
errno
);
}
wDebug
(
"vgId:%d, file:%s open success"
,
pWal
->
vgId
,
pWal
->
name
);
}
return
terrno
;
return
TSDB_CODE_SUCCESS
;
}
int
walGetWalFile
(
void
*
handle
,
char
*
name
,
uint32_t
*
index
)
{
SWal
*
pWal
=
handle
;
int
code
=
1
;
int32_t
first
=
0
;
int32_t
walGetWalFile
(
void
*
handle
,
char
*
fileName
,
int64_t
*
fileId
)
{
if
(
handle
==
NULL
)
return
-
1
;
SWal
*
pWal
=
handle
;
name
[
0
]
=
0
;
if
(
pWal
==
NULL
||
pWal
->
num
==
0
)
return
0
;
// for keep
if
(
*
fileId
==
0
)
*
fileId
=
-
1
;
pthread_mutex_lock
(
&
(
pWal
->
mutex
));
first
=
pWal
->
id
+
1
-
pWal
->
num
;
if
(
*
index
==
0
)
*
index
=
first
;
// set to first one
if
(
*
index
<
first
&&
*
index
>
pWal
->
id
)
{
code
=
-
1
;
// index out of range
}
else
{
sprintf
(
name
,
"wal/%s%d"
,
walPrefix
,
*
index
);
code
=
(
*
index
==
pWal
->
id
)
?
0
:
1
;
int32_t
code
=
walGetNextFile
(
pWal
,
fileId
);
if
(
code
>=
0
)
{
sprintf
(
fileName
,
"wal/%s%"
PRId64
,
WAL_PREFIX
,
*
fileId
);
code
=
(
*
fileId
==
pWal
->
fileId
)
?
0
:
1
;
}
wTrace
(
"vgId:%d, get wal file, code:%d curId:%"
PRId64
" outId:%"
PRId64
,
pWal
->
vgId
,
code
,
pWal
->
fileId
,
*
fileId
);
pthread_mutex_unlock
(
&
(
pWal
->
mutex
));
return
code
;
}
static
void
walRelease
(
SWal
*
pWal
)
{
pthread_mutex_destroy
(
&
pWal
->
mutex
);
pWal
->
signature
=
NULL
;
free
(
pWal
);
if
(
atomic_sub_fetch_32
(
&
tsWalNum
,
1
)
==
0
)
{
if
(
walTmrCtrl
)
taosTmrCleanUp
(
walTmrCtrl
);
walTmrCtrl
=
NULL
;
walModuleInit
=
PTHREAD_ONCE_INIT
;
wDebug
(
"WAL module is cleaned up"
);
}
}
static
int
walRestoreWalFile
(
SWal
*
pWal
,
void
*
pVnode
,
FWalWrite
writeFp
)
{
char
*
name
=
pWal
->
name
;
int
size
=
1024
*
1024
;
// default 1M buffer size
terrno
=
0
;
char
*
buffer
=
malloc
(
size
);
static
int32_t
walRestoreWalFile
(
SWal
*
pWal
,
void
*
pVnode
,
FWalWrite
writeFp
,
char
*
name
)
{
int32_t
size
=
WAL_MAX_SIZE
;
void
*
buffer
=
tmalloc
(
size
);
if
(
buffer
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
terrno
;
wError
(
"vgId:%d, file:%s, failed to open for restore since %s"
,
pWal
->
vgId
,
name
,
strerror
(
errno
)
);
return
TAOS_SYSTEM_ERROR
(
errno
)
;
}
SWalHead
*
pHead
=
(
SWalHead
*
)
buffer
;
int
fd
=
open
(
name
,
O_RDWR
);
int32_t
fd
=
open
(
name
,
O_RDWR
);
if
(
fd
<
0
)
{
wError
(
"wal:%s, failed to open for restore(%s)"
,
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
free
(
buffer
);
return
terrno
;
wError
(
"vgId:%d, file:%s, failed to open for restore since %s"
,
pWal
->
vgId
,
name
,
strerror
(
errno
));
tfree
(
buffer
);
return
TAOS_SYSTEM_ERROR
(
errno
);
}
wDebug
(
"wal:%s, start to restore"
,
name
);
wDebug
(
"vgId:%d, file:%s, start to restore"
,
pWal
->
vgId
,
name
);
int32_t
code
=
TSDB_CODE_SUCCESS
;
size_t
offset
=
0
;
SWalHead
*
pHead
=
buffer
;
size_t
offset
=
0
;
while
(
1
)
{
int
ret
=
taosTRead
(
fd
,
pHead
,
sizeof
(
SWalHead
));
int
32_t
ret
=
taosTRead
(
fd
,
pHead
,
sizeof
(
SWalHead
));
if
(
ret
==
0
)
break
;
if
(
ret
<
0
)
{
wError
(
"
wal:%s, failed to read wal head part since %s"
,
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"
vgId:%d, file:%s, failed to read wal head part since %s"
,
pWal
->
vgId
,
name
,
strerror
(
errno
));
code
=
TAOS_SYSTEM_ERROR
(
errno
);
break
;
}
if
(
ret
<
sizeof
(
SWalHead
))
{
wError
(
"wal:%s, failed to read head, ret:%d, skip the rest of file"
,
name
,
ret
);
wError
(
"vgId:%d, file:%s, failed to read wal head since %s, read size:%d, skip the rest of file"
,
pWal
->
vgId
,
name
,
strerror
(
errno
),
ret
);
taosFtruncate
(
fd
,
offset
);
fsync
(
fd
);
break
;
}
if
(
!
taosCheckChecksumWhole
((
uint8_t
*
)
pHead
,
sizeof
(
SWalHead
)))
{
w
Warn
(
"wal:%s, cksum is messed up, skip the rest of file"
,
name
);
terrno
=
TSDB_CODE_WAL_FILE_CORRUPTED
;
w
Error
(
"vgId:%d, file:%s, wal head cksum is messed up, skip the rest of file"
,
pWal
->
vgId
,
name
);
code
=
TSDB_CODE_WAL_FILE_CORRUPTED
;
ASSERT
(
false
);
break
;
}
...
...
@@ -424,22 +237,24 @@ static int walRestoreWalFile(SWal *pWal, void *pVnode, FWalWrite writeFp) {
size
=
sizeof
(
SWalHead
)
+
pHead
->
len
;
buffer
=
realloc
(
buffer
,
size
);
if
(
buffer
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"vgId:%d, file:%s, failed to open for restore since %s"
,
pWal
->
vgId
,
name
,
strerror
(
errno
));
code
=
TAOS_SYSTEM_ERROR
(
errno
);
break
;
}
pHead
=
(
SWalHead
*
)
buffer
;
pHead
=
buffer
;
}
ret
=
taosTRead
(
fd
,
pHead
->
cont
,
pHead
->
len
);
if
(
ret
<
0
)
{
wError
(
"
wal:%s failed to read wal body part since %s"
,
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
wError
(
"
vgId:%d, file:%s failed to read wal body part since %s"
,
pWal
->
vgId
,
name
,
strerror
(
errno
));
code
=
TAOS_SYSTEM_ERROR
(
errno
);
break
;
}
if
(
ret
<
pHead
->
len
)
{
wError
(
"wal:%s, failed to read body, len:%d ret:%d, skip the rest of file"
,
name
,
pHead
->
len
,
ret
);
wError
(
"vgId:%d, file:%s, failed to read body since %s, read size:%d len:%d , skip the rest of file"
,
pWal
->
vgId
,
name
,
strerror
(
errno
),
ret
,
pHead
->
len
);
taosFtruncate
(
fd
,
offset
);
fsync
(
fd
);
break
;
...
...
@@ -448,102 +263,16 @@ static int walRestoreWalFile(SWal *pWal, void *pVnode, FWalWrite writeFp) {
offset
=
offset
+
sizeof
(
SWalHead
)
+
pHead
->
len
;
if
(
pWal
->
keep
)
pWal
->
version
=
pHead
->
version
;
(
*
writeFp
)(
pVnode
,
pHead
,
TAOS_QTYPE_WAL
);
}
close
(
fd
);
free
(
buffer
);
return
terrno
;
}
int
walHandleExistingFiles
(
const
char
*
path
)
{
char
oname
[
TSDB_FILENAME_LEN
*
3
];
char
nname
[
TSDB_FILENAME_LEN
*
3
];
char
opath
[
TSDB_FILENAME_LEN
];
snprintf
(
opath
,
sizeof
(
opath
),
"%s/old"
,
path
);
struct
dirent
*
ent
;
DIR
*
dir
=
opendir
(
path
);
int
plen
=
strlen
(
walPrefix
);
terrno
=
0
;
int
midx
=
walGetMaxOldFileId
(
opath
);
int
count
=
0
;
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
if
(
strncmp
(
ent
->
d_name
,
walPrefix
,
plen
)
==
0
)
{
midx
++
;
snprintf
(
oname
,
sizeof
(
oname
),
"%s/%s"
,
path
,
ent
->
d_name
);
snprintf
(
nname
,
sizeof
(
nname
),
"%s/old/wal%d"
,
path
,
midx
);
if
(
taosMkDir
(
opath
,
0755
)
!=
0
)
{
wError
(
"wal:%s, failed to create directory:%s(%s)"
,
oname
,
opath
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
break
;
}
if
(
rename
(
oname
,
nname
)
<
0
)
{
wError
(
"wal:%s, failed to move to new:%s"
,
oname
,
nname
);
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
break
;
}
count
++
;
}
wDebug
(
"wal:%s, %d files are moved for restoration"
,
path
,
count
);
}
closedir
(
dir
);
return
terrno
;
}
static
int
walRemoveWalFiles
(
const
char
*
path
)
{
int
plen
=
strlen
(
walPrefix
);
char
name
[
TSDB_FILENAME_LEN
*
3
];
terrno
=
0
;
wTrace
(
"vgId:%d, restore version:%"
PRIu64
", fileId:%"
PRId64
,
pWal
->
vgId
,
pWal
->
version
,
pWal
->
fileId
)
;
struct
dirent
*
ent
;
DIR
*
dir
=
opendir
(
path
);
if
(
dir
==
NULL
&&
errno
==
ENOENT
)
return
0
;
if
(
dir
==
NULL
)
{
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
terrno
;
}
while
((
ent
=
readdir
(
dir
))
!=
NULL
)
{
if
(
strncmp
(
ent
->
d_name
,
walPrefix
,
plen
)
==
0
)
{
snprintf
(
name
,
sizeof
(
name
),
"%s/%s"
,
path
,
ent
->
d_name
);
if
(
remove
(
name
)
<
0
)
{
wError
(
"wal:%s, failed to remove(%s)"
,
name
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
}
}
(
*
writeFp
)(
pVnode
,
pHead
,
TAOS_QTYPE_WAL
);
}
closedir
(
dir
);
return
terrno
;
}
static
void
walProcessFsyncTimer
(
void
*
param
,
void
*
tmrId
)
{
SWal
*
pWal
=
param
;
if
(
pWal
->
signature
!=
pWal
)
return
;
if
(
pWal
->
fd
<
0
)
return
;
if
(
fsync
(
pWal
->
fd
)
<
0
)
{
wError
(
"wal:%s, fsync failed(%s)"
,
pWal
->
name
,
strerror
(
errno
));
}
close
(
fd
);
tfree
(
buffer
);
if
(
walNeedFsyncTimer
(
pWal
))
{
pWal
->
timer
=
taosTmrStart
(
walProcessFsyncTimer
,
pWal
->
fsyncPeriod
,
pWal
,
walTmrCtrl
);
}
else
{
wInfo
(
"wal:%s, stop fsync timer for walLevel:%d fsyncPeriod:%d"
,
pWal
->
name
,
pWal
->
level
,
pWal
->
fsyncPeriod
);
taosTmrStop
(
pWal
->
timer
);
pWal
->
timer
=
NULL
;
}
return
code
;
}
int64_t
walGetVersion
(
twalh
param
)
{
...
...
@@ -552,29 +281,3 @@ int64_t walGetVersion(twalh param) {
return
pWal
->
version
;
}
static
int
walGetMaxOldFileId
(
char
*
odir
)
{
int
midx
=
0
;
DIR
*
dir
=
NULL
;
struct
dirent
*
dp
=
NULL
;
int
plen
=
strlen
(
walPrefix
);
if
(
access
(
odir
,
F_OK
)
!=
0
)
return
midx
;
dir
=
opendir
(
odir
);
if
(
dir
==
NULL
)
{
wError
(
"failed to open directory %s since %s"
,
odir
,
strerror
(
errno
));
terrno
=
TAOS_SYSTEM_ERROR
(
errno
);
return
-
1
;
}
while
((
dp
=
readdir
(
dir
))
!=
NULL
)
{
if
(
strncmp
(
dp
->
d_name
,
walPrefix
,
plen
)
==
0
)
{
int
idx
=
atol
(
dp
->
d_name
+
plen
);
if
(
midx
<
idx
)
midx
=
idx
;
}
}
closedir
(
dir
);
return
midx
;
}
\ No newline at end of file
src/wal/test/waltest.c
浏览文件 @
3909b3c6
...
...
@@ -115,17 +115,17 @@ int main(int argc, char *argv[]) {
printf
(
"%d wal files are written
\n
"
,
total
);
uint32
_t
index
=
0
;
char
name
[
256
];
int64
_t
index
=
0
;
char
name
[
256
];
while
(
1
)
{
int
code
=
walGetWalFile
(
pWal
,
name
,
&
index
);
if
(
code
==
-
1
)
{
printf
(
"failed to get wal file, index:%
d
\n
"
,
index
);
printf
(
"failed to get wal file, index:%
"
PRId64
"
\n
"
,
index
);
break
;
}
printf
(
"index:%
d
wal:%s
\n
"
,
index
,
name
);
printf
(
"index:%
"
PRId64
"
wal:%s
\n
"
,
index
,
name
);
if
(
code
==
0
)
break
;
index
++
;
...
...
tests/script/unique/dnode/offline1.sim
浏览文件 @
3909b3c6
...
...
@@ -49,7 +49,7 @@ print dnode1 $data4_2
if $data4_1 != ready then
return -1
endi
if $data4_2
!= offline
then
if $data4_2
== ready
then
return -1
endi
...
...
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