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ruanhaishen
redis
Commits
278972ce
Commit
278972ce
authored
Apr 19, 2017
by
antirez
Browse files
Fix getKeysUsingCommandTable() in cluster mode.
Close #3940.
parent
20285017
Changes
1
Show whitespace changes
Inline
Side-by-side
src/db.c
View file @
278972ce
...
...
@@ -1133,11 +1133,24 @@ int *getKeysUsingCommandTable(struct redisCommand *cmd,robj **argv, int argc, in
*
numkeys
=
0
;
return
NULL
;
}
last
=
cmd
->
lastkey
;
if
(
last
<
0
)
last
=
argc
+
last
;
keys
=
zmalloc
(
sizeof
(
int
)
*
((
last
-
cmd
->
firstkey
)
+
1
));
for
(
j
=
cmd
->
firstkey
;
j
<=
last
;
j
+=
cmd
->
keystep
)
{
serverAssert
(
j
<
argc
);
if
(
j
>=
argc
)
{
/* Modules command do not have dispatch time arity checks, so
* we need to handle the case where the user passed an invalid
* number of arguments here. In this case we return no keys
* and expect the module command to report an arity error. */
if
(
cmd
->
flags
&
CMD_MODULE
)
{
zfree
(
keys
);
*
numkeys
=
0
;
return
NULL
;
}
else
{
serverPanic
(
"Redis built-in command declared keys positions not matching the arity requirements."
);
}
}
keys
[
i
++
]
=
j
;
}
*
numkeys
=
i
;
...
...
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