DEBUG CMDKEYS: provide some guarantee to getKeysFromCommand().

getKeysFromCommand() is designed to be called with the command arguments
passing the basic arity checks described in the command table.

DEBUG CMDKEYS must provide the same guarantees for calling
getKeysFromCommand() to be safe.
This commit is contained in:
antirez
2014-03-10 16:43:38 +01:00
parent 94129415bf
commit ab8e1bbcdc

View File

@ -370,7 +370,13 @@ void debugCommand(redisClient *c) {
if (!cmd) {
addReplyError(c,"Invalid command specified");
return;
} else if ((cmd->arity > 0 && cmd->arity != c->argc-2) ||
((c->argc-2) < -cmd->arity))
{
addReplyError(c,"Invalid number of arguments specified for command");
return;
}
keys = getKeysFromCommand(cmd,c->argv+2,c->argc-2,&numkeys);
addReplyMultiBulkLen(c,numkeys);
for (j = 0; j < numkeys; j++) addReplyBulk(c,c->argv[keys[j]+2]);