diff --git a/src/redis-acl.c b/src/redis-acl.c
index c54d8f9..8ac33a8 100644
--- a/src/redis-acl.c
+++ b/src/redis-acl.c
@@ -3,32 +3,49 @@
 #include "redismodule.h"
 
 static RedisModuleCommandFilter *filter;
+static int time = 1;
+static int MAX_TIME = 1000;
 
 void AuthFilter_CommandFilter(RedisModuleCommandFilter *filter) {
-  int log = 0;
   int pos = 0;
   RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "command filter");
   while (pos < RedisModule_CommandFilterArgsCount(filter)) {
     const RedisModuleString *arg = RedisModule_CommandFilterArgGet(filter, pos);
     size_t arg_len;
     const char *arg_str = RedisModule_StringPtrLen(arg, &arg_len);
-    RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "str=%s,len=%d", arg_str, arg_len);
+    RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "str=%s,len=%ld", arg_str, arg_len);
+    if (strcmp(arg_str, "auth") == 0) {
+      RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "command is auth");
+      RedisModule_CommandFilterArgReplace(filter, pos, RedisModule_CreateString(NULL, "acl.auth", 9));
+    }
     // 解密
     pos++;
   }
-  RedisModuleUser *user = RedisModule_CreateModuleUser("default");
-  if (user == NULL) {
-    RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "user is null");
-
-  }
-
+  RedisModule_Log(NULL, LOG_LEVEL_NOTICE, "filter finished");
 }
 
 int AuthCommand_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
-
+  REDISMODULE_NOT_USED(ctx);
+  REDISMODULE_NOT_USED(argc);
+  REDISMODULE_NOT_USED(argv);
+  RedisModule_Log(ctx, LOG_LEVEL_NOTICE, "acl.auth begin");
+  RedisModule_ReplyWithCString(ctx, "ok");
   return REDISMODULE_OK;
 }
 
+void cronLoopCallBack(RedisModuleCtx *ctx, RedisModuleEvent *e, uint64_t sub, void *data) {
+  REDISMODULE_NOT_USED(e);
+  RedisModuleCronLoop *ei = data;
+  REDISMODULE_NOT_USED(ei);
+  REDISMODULE_NOT_USED(sub);
+  if (time < MAX_TIME) {
+    time++;
+    return;
+  }
+  RedisModule_Log(ctx, LOG_LEVEL_NOTICE, "cron event");
+  time = 0;
+}
+
 int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc) {
   REDISMODULE_NOT_USED(argv);
   REDISMODULE_NOT_USED(argc);
@@ -42,12 +59,15 @@ int RedisModule_OnLoad(RedisModuleCtx *ctx, RedisModuleString **argv, int argc)
     RedisModule_Log(ctx, LOG_LEVEL_WARNING, "init filter failed");
     return REDISMODULE_ERR;
   }
+  RedisModule_Log(ctx, LOG_LEVEL_NOTICE, "init filter success");
 
   if (RedisModule_CreateCommand(ctx, "acl.auth", AuthCommand_RedisCommand, 
         "no-auth", 0,0,0) == REDISMODULE_ERR) {
     RedisModule_Log(ctx, LOG_LEVEL_WARNING, "init acl.auth failed");
     return REDISMODULE_ERR;
   }
+  RedisModule_Log(ctx, LOG_LEVEL_NOTICE, "init command success");
+  RedisModule_SubscribeToServerEvent(ctx, RedisModuleEvent_CronLoop, cronLoopCallBack);
 
   RedisModule_Log(ctx, LOG_LEVEL_NOTICE, "init redis-auth success!");
   return REDISMODULE_OK;