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6be4119f
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TDengine
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体验新版 GitCode,发现更多精彩内容 >>
提交
6be4119f
编写于
5月 30, 2022
作者:
M
Minghao Li
浏览文件
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电子邮件补丁
差异文件
add syncNodeIsIndexInSnapshot syncNodeGetLastIndexTerm syncNodeGetPreIndexTerm
上级
79ae770a
变更
2
显示空白变更内容
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并排
Showing
2 changed file
with
39 addition
and
3 deletion
+39
-3
source/libs/sync/inc/syncInt.h
source/libs/sync/inc/syncInt.h
+1
-1
source/libs/sync/src/syncMain.c
source/libs/sync/src/syncMain.c
+38
-2
未找到文件。
source/libs/sync/inc/syncInt.h
浏览文件 @
6be4119f
...
...
@@ -220,7 +220,7 @@ void syncNodeVoteForTerm(SSyncNode* pSyncNode, SyncTerm term, SRaftId* pRaftId);
void
syncNodeVoteForSelf
(
SSyncNode
*
pSyncNode
);
// snapshot --------------
bool
syncNodeIsInSnapshot
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
);
bool
syncNodeIsIn
dexIn
Snapshot
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
);
int32_t
syncNodeGetLastIndexTerm
(
SSyncNode
*
pSyncNode
,
SyncIndex
*
pLastIndex
,
SyncTerm
*
pLastTerm
);
int32_t
syncNodeGetPreIndexTerm
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
,
SyncIndex
*
pPreIndex
,
SyncTerm
*
pPreTerm
);
...
...
source/libs/sync/src/syncMain.c
浏览文件 @
6be4119f
...
...
@@ -1201,11 +1201,47 @@ void syncNodeVoteForSelf(SSyncNode* pSyncNode) {
}
// snapshot --------------
bool
syncNodeIsInSnapshot
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
)
{
return
true
;
}
bool
syncNodeIsIndexInSnapshot
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
)
{
SSnapshot
snapshot
;
pSyncNode
->
pFsm
->
FpGetSnapshot
(
pSyncNode
->
pFsm
,
&
snapshot
);
bool
b
=
index
<=
snapshot
.
lastApplyIndex
;
return
b
;
}
int32_t
syncNodeGetLastIndexTerm
(
SSyncNode
*
pSyncNode
,
SyncIndex
*
pLastIndex
,
SyncTerm
*
pLastTerm
)
{
SyncIndex
logLastIndex
=
pSyncNode
->
pLogStore
->
getLastIndex
(
pSyncNode
->
pLogStore
);
SSnapshot
snapshot
;
pSyncNode
->
pFsm
->
FpGetSnapshot
(
pSyncNode
->
pFsm
,
&
snapshot
);
SyncIndex
snapshotLastIndex
=
snapshot
.
lastApplyIndex
;
int32_t
syncNodeGetLastIndexTerm
(
SSyncNode
*
pSyncNode
,
SyncIndex
*
pLastIndex
,
SyncTerm
*
pLastTerm
)
{
return
0
;
}
if
(
logLastIndex
>
snapshotLastIndex
)
{
*
pLastIndex
=
logLastIndex
;
*
pLastTerm
=
pSyncNode
->
pLogStore
->
getLastTerm
(
pSyncNode
->
pLogStore
);
}
else
{
*
pLastIndex
=
snapshotLastIndex
;
*
pLastTerm
=
snapshot
.
lastApplyTerm
;
}
return
0
;
}
int32_t
syncNodeGetPreIndexTerm
(
SSyncNode
*
pSyncNode
,
SyncIndex
index
,
SyncIndex
*
pPreIndex
,
SyncTerm
*
pPreTerm
)
{
ASSERT
(
index
>=
SYNC_INDEX_BEGIN
);
int
ret
=
0
;
SyncIndex
preIndex
=
index
-
1
;
if
(
syncNodeIsIndexInSnapshot
(
pSyncNode
,
preIndex
))
{
SSnapshot
snapshot
;
pSyncNode
->
pFsm
->
FpGetSnapshot
(
pSyncNode
->
pFsm
,
&
snapshot
);
ASSERT
(
preIndex
==
snapshot
.
lastApplyIndex
);
*
pPreIndex
=
snapshot
.
lastApplyIndex
;
*
pPreTerm
=
snapshot
.
lastApplyTerm
;
}
else
{
SSyncRaftEntry
*
pPreEntry
=
pSyncNode
->
pLogStore
->
getEntry
(
pSyncNode
->
pLogStore
,
preIndex
);
ASSERT
(
pPreEntry
!=
NULL
);
*
pPreIndex
=
pPreEntry
->
index
;
*
pPreTerm
=
pPreEntry
->
term
;
}
return
0
;
}
...
...
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