Accept REPLCONF in any state.

src/redis.c

@@ -223,7 +223,7 @@ struct redisCommand redisCommandTable[] = {
     {"discard",discardCommand,1,"rs",0,NULL,0,0,0,0,0},
     {"sync",syncCommand,1,"ars",0,NULL,0,0,0,0,0},
     {"psync",syncCommand,3,"ars",0,NULL,0,0,0,0,0},
-    {"replconf",replconfCommand,-1,"ars",0,NULL,0,0,0,0,0},
+    {"replconf",replconfCommand,-1,"arslt",0,NULL,0,0,0,0,0},
     {"flushdb",flushdbCommand,1,"w",0,NULL,0,0,0,0,0},
     {"flushall",flushallCommand,1,"w",0,NULL,0,0,0,0,0},
     {"sort",sortCommand,-2,"wm",0,NULL,1,1,1,0,0},
@@ -1842,9 +1842,10 @@ int processCommand(redisClient *c) {
         return REDIS_OK;
     }
 
-    /* Lua script too slow? Only allow commands with REDIS_CMD_STALE flag. */
+    /* Lua script too slow? Only allow a limited number of commands. */
     if (server.lua_timedout &&
           c->cmd->proc != authCommand &&
+          c->cmd->proc != replconfCommand &&
         !(c->cmd->proc == shutdownCommand &&
           c->argc == 2 &&
           tolower(((char*)c->argv[1]->ptr)[0]) == 'n') &&