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7df9b141
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redis
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体验新版 GitCode,发现更多精彩内容 >>
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7df9b141
编写于
12月 12, 2011
作者:
A
antirez
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
Sorted Set type AOF rewrite using variadic ZADD.
上级
8d875ccb
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
70 addition
and
50 deletion
+70
-50
src/aof.c
src/aof.c
+70
-50
未找到文件。
src/aof.c
浏览文件 @
7df9b141
...
@@ -526,6 +526,75 @@ int rewriteSetObject(rio *r, robj *key, robj *o) {
...
@@ -526,6 +526,75 @@ int rewriteSetObject(rio *r, robj *key, robj *o) {
return
1
;
return
1
;
}
}
/* Emit the commands needed to rebuild a sorted set object.
* The function returns 0 on error, 1 on success. */
int
rewriteSortedSetObject
(
rio
*
r
,
robj
*
key
,
robj
*
o
)
{
long
long
count
=
0
,
items
=
zsetLength
(
o
);
if
(
o
->
encoding
==
REDIS_ENCODING_ZIPLIST
)
{
unsigned
char
*
zl
=
o
->
ptr
;
unsigned
char
*
eptr
,
*
sptr
;
unsigned
char
*
vstr
;
unsigned
int
vlen
;
long
long
vll
;
double
score
;
eptr
=
ziplistIndex
(
zl
,
0
);
redisAssert
(
eptr
!=
NULL
);
sptr
=
ziplistNext
(
zl
,
eptr
);
redisAssert
(
sptr
!=
NULL
);
while
(
eptr
!=
NULL
)
{
redisAssert
(
ziplistGet
(
eptr
,
&
vstr
,
&
vlen
,
&
vll
));
score
=
zzlGetScore
(
sptr
);
if
(
count
==
0
)
{
int
cmd_items
=
(
items
>
REDIS_AOFREWRITE_ITEMS_PER_CMD
)
?
REDIS_AOFREWRITE_ITEMS_PER_CMD
:
items
;
if
(
rioWriteBulkCount
(
r
,
'*'
,
2
+
cmd_items
*
2
)
==
0
)
return
0
;
if
(
rioWriteBulkString
(
r
,
"ZADD"
,
4
)
==
0
)
return
0
;
if
(
rioWriteBulkObject
(
r
,
key
)
==
0
)
return
0
;
}
if
(
rioWriteBulkDouble
(
r
,
score
)
==
0
)
return
0
;
if
(
vstr
!=
NULL
)
{
if
(
rioWriteBulkString
(
r
,(
char
*
)
vstr
,
vlen
)
==
0
)
return
0
;
}
else
{
if
(
rioWriteBulkLongLong
(
r
,
vll
)
==
0
)
return
0
;
}
zzlNext
(
zl
,
&
eptr
,
&
sptr
);
if
(
++
count
==
REDIS_AOFREWRITE_ITEMS_PER_CMD
)
count
=
0
;
items
--
;
}
}
else
if
(
o
->
encoding
==
REDIS_ENCODING_SKIPLIST
)
{
zset
*
zs
=
o
->
ptr
;
dictIterator
*
di
=
dictGetIterator
(
zs
->
dict
);
dictEntry
*
de
;
while
((
de
=
dictNext
(
di
))
!=
NULL
)
{
robj
*
eleobj
=
dictGetKey
(
de
);
double
*
score
=
dictGetVal
(
de
);
if
(
count
==
0
)
{
int
cmd_items
=
(
items
>
REDIS_AOFREWRITE_ITEMS_PER_CMD
)
?
REDIS_AOFREWRITE_ITEMS_PER_CMD
:
items
;
if
(
rioWriteBulkCount
(
r
,
'*'
,
2
+
cmd_items
*
2
)
==
0
)
return
0
;
if
(
rioWriteBulkString
(
r
,
"ZADD"
,
4
)
==
0
)
return
0
;
if
(
rioWriteBulkObject
(
r
,
key
)
==
0
)
return
0
;
}
if
(
rioWriteBulkDouble
(
r
,
*
score
)
==
0
)
return
0
;
if
(
rioWriteBulkObject
(
r
,
eleobj
)
==
0
)
return
0
;
if
(
++
count
==
REDIS_AOFREWRITE_ITEMS_PER_CMD
)
count
=
0
;
items
--
;
}
dictReleaseIterator
(
di
);
}
else
{
redisPanic
(
"Unknown sorted zset encoding"
);
}
return
1
;
}
/* Write a sequence of commands able to fully rebuild the dataset into
/* Write a sequence of commands able to fully rebuild the dataset into
* "filename". Used both by REWRITEAOF and BGREWRITEAOF.
* "filename". Used both by REWRITEAOF and BGREWRITEAOF.
*
*
...
@@ -592,56 +661,7 @@ int rewriteAppendOnlyFile(char *filename) {
...
@@ -592,56 +661,7 @@ int rewriteAppendOnlyFile(char *filename) {
}
else
if
(
o
->
type
==
REDIS_SET
)
{
}
else
if
(
o
->
type
==
REDIS_SET
)
{
if
(
rewriteSetObject
(
&
aof
,
&
key
,
o
)
==
0
)
goto
werr
;
if
(
rewriteSetObject
(
&
aof
,
&
key
,
o
)
==
0
)
goto
werr
;
}
else
if
(
o
->
type
==
REDIS_ZSET
)
{
}
else
if
(
o
->
type
==
REDIS_ZSET
)
{
/* Emit the ZADDs needed to rebuild the sorted set */
if
(
rewriteSortedSetObject
(
&
aof
,
&
key
,
o
)
==
0
)
goto
werr
;
char
cmd
[]
=
"*4
\r\n
$4
\r\n
ZADD
\r\n
"
;
if
(
o
->
encoding
==
REDIS_ENCODING_ZIPLIST
)
{
unsigned
char
*
zl
=
o
->
ptr
;
unsigned
char
*
eptr
,
*
sptr
;
unsigned
char
*
vstr
;
unsigned
int
vlen
;
long
long
vll
;
double
score
;
eptr
=
ziplistIndex
(
zl
,
0
);
redisAssert
(
eptr
!=
NULL
);
sptr
=
ziplistNext
(
zl
,
eptr
);
redisAssert
(
sptr
!=
NULL
);
while
(
eptr
!=
NULL
)
{
redisAssert
(
ziplistGet
(
eptr
,
&
vstr
,
&
vlen
,
&
vll
));
score
=
zzlGetScore
(
sptr
);
if
(
rioWrite
(
&
aof
,
cmd
,
sizeof
(
cmd
)
-
1
)
==
0
)
goto
werr
;
if
(
rioWriteBulkObject
(
&
aof
,
&
key
)
==
0
)
goto
werr
;
if
(
rioWriteBulkDouble
(
&
aof
,
score
)
==
0
)
goto
werr
;
if
(
vstr
!=
NULL
)
{
if
(
rioWriteBulkString
(
&
aof
,(
char
*
)
vstr
,
vlen
)
==
0
)
goto
werr
;
}
else
{
if
(
rioWriteBulkLongLong
(
&
aof
,
vll
)
==
0
)
goto
werr
;
}
zzlNext
(
zl
,
&
eptr
,
&
sptr
);
}
}
else
if
(
o
->
encoding
==
REDIS_ENCODING_SKIPLIST
)
{
zset
*
zs
=
o
->
ptr
;
dictIterator
*
di
=
dictGetIterator
(
zs
->
dict
);
dictEntry
*
de
;
while
((
de
=
dictNext
(
di
))
!=
NULL
)
{
robj
*
eleobj
=
dictGetKey
(
de
);
double
*
score
=
dictGetVal
(
de
);
if
(
rioWrite
(
&
aof
,
cmd
,
sizeof
(
cmd
)
-
1
)
==
0
)
goto
werr
;
if
(
rioWriteBulkObject
(
&
aof
,
&
key
)
==
0
)
goto
werr
;
if
(
rioWriteBulkDouble
(
&
aof
,
*
score
)
==
0
)
goto
werr
;
if
(
rioWriteBulkObject
(
&
aof
,
eleobj
)
==
0
)
goto
werr
;
}
dictReleaseIterator
(
di
);
}
else
{
redisPanic
(
"Unknown sorted set encoding"
);
}
}
else
if
(
o
->
type
==
REDIS_HASH
)
{
}
else
if
(
o
->
type
==
REDIS_HASH
)
{
char
cmd
[]
=
"*4
\r\n
$4
\r\n
HSET
\r\n
"
;
char
cmd
[]
=
"*4
\r\n
$4
\r\n
HSET
\r\n
"
;
...
...
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