diff --git a/coolq/api.go b/coolq/api.go
index f929289..486c069 100644
--- a/coolq/api.go
+++ b/coolq/api.go
@@ -627,6 +627,11 @@ func (bot *CQBot) CQCanSendRecord() MSG {
 	return OK(MSG{"yes": true})
 }
 
+func (bot *CQBot) CQReloadEventFilter() MSG {
+	global.BootFilter()
+	return OK(nil)
+}
+
 func (bot *CQBot) CQGetStatus() MSG {
 	return OK(MSG{
 		"app_initialized": true,
diff --git a/coolq/bot.go b/coolq/bot.go
index 12a96e8..063b94d 100644
--- a/coolq/bot.go
+++ b/coolq/bot.go
@@ -226,7 +226,7 @@ func (bot *CQBot) Release() {
 
 func (bot *CQBot) dispatchEventMessage(m MSG) {
 	payload := gjson.Parse(m.ToJson())
-	filter := global.GetFilter()
+	filter := global.EventFilter
 	if filter != nil && (*filter).Eval(payload) == false {
 		log.Debug("Event filtered!")
 		return
diff --git a/global/filter.go b/global/filter.go
index e7fdad6..b2ac4cb 100644
--- a/global/filter.go
+++ b/global/filter.go
@@ -6,7 +6,6 @@ import (
 	"io/ioutil"
 	"regexp"
 	"strings"
-	"sync"
 )
 
 type Filter interface {
@@ -14,7 +13,7 @@ type Filter interface {
 }
 
 type OperationNode struct {
-	key string
+	key    string
 	filter Filter
 }
 
@@ -24,15 +23,14 @@ type NotOperator struct {
 
 func notOperatorConstruct(argument gjson.Result) *NotOperator {
 	if !argument.IsObject() {
-		log.Error("the argument of 'not' operator must be an object")
+		panic("the argument of 'not' operator must be an object")
 	}
 	op := new(NotOperator)
-	op.operand_ = GetOperatorFactory().Generate("and", argument)
+	op.operand_ = Generate("and", argument)
 	return op
 }
 
 func (notOperator NotOperator) Eval(payload gjson.Result) bool {
-	log.Debug("not " + payload.Str)
 	return !(notOperator.operand_).Eval(payload)
 }
 
@@ -42,7 +40,7 @@ type AndOperator struct {
 
 func andOperatorConstruct(argument gjson.Result) *AndOperator {
 	if !argument.IsObject() {
-		log.Error("the argument of 'and' operator must be an object")
+		panic("the argument of 'and' operator must be an object")
 	}
 	op := new(AndOperator)
 	argument.ForEach(func(key, value gjson.Result) bool {
@@ -52,19 +50,19 @@ func andOperatorConstruct(argument gjson.Result) *AndOperator {
 			//       "bar": "baz"
 			//   }
 			opKey := key.Str[1:]
-			op.operands = append(op.operands, OperationNode{"", GetOperatorFactory().Generate(opKey, value)})
+			op.operands = append(op.operands, OperationNode{"", Generate(opKey, value)})
 		} else if value.IsObject() {
 			// is an normal key with an object as the value
 			//   "foo": {
 			//       ".bar": "baz"
 			//   }
-			opKey := key.Str
-			op.operands = append(op.operands, OperationNode{opKey, GetOperatorFactory().Generate("and", value)})
+			opKey := key.String()
+			op.operands = append(op.operands, OperationNode{opKey, Generate("and", value)})
 		} else {
 			// is an normal key with a non-object as the value
 			//   "foo": "bar"
-			opKey := key.Str
-			op.operands = append(op.operands, OperationNode{opKey, GetOperatorFactory().Generate("eq", value)})
+			opKey := key.String()
+			op.operands = append(op.operands, OperationNode{opKey, Generate("eq", value)})
 		}
 		return true
 	})
@@ -72,7 +70,6 @@ func andOperatorConstruct(argument gjson.Result) *AndOperator {
 }
 
 func (andOperator *AndOperator) Eval(payload gjson.Result) bool {
-	log.Debug("and " + payload.Str)
 	res := true
 	for _, operand := range andOperator.operands {
 
@@ -98,19 +95,18 @@ type OrOperator struct {
 
 func orOperatorConstruct(argument gjson.Result) *OrOperator {
 	if !argument.IsArray() {
-		log.Error("the argument of 'or' operator must be an array")
+		panic("the argument of 'or' operator must be an array")
 	}
 	op := new(OrOperator)
 	argument.ForEach(func(_, value gjson.Result) bool {
-		op.operands = append(op.operands, GetOperatorFactory().Generate("and", value))
+		op.operands = append(op.operands, Generate("and", value))
 		return true
 	})
 	return op
 }
 
 func (orOperator OrOperator) Eval(payload gjson.Result) bool {
-	log.Debug("or "+ payload.Str)
-	res:= false
+	res := false
 	for _, operand := range orOperator.operands {
 		res = res || operand.Eval(payload)
 
@@ -132,8 +128,7 @@ func equalOperatorConstruct(argument gjson.Result) *EqualOperator {
 }
 
 func (equalOperator EqualOperator) Eval(payload gjson.Result) bool {
-	log.Debug("eq "+ payload.Str + "==" + equalOperator.value.Str)
-	return payload.Str == equalOperator.value.Str
+	return payload.String() == equalOperator.value.String()
 }
 
 type NotEqualOperator struct {
@@ -147,18 +142,16 @@ func notEqualOperatorConstruct(argument gjson.Result) *NotEqualOperator {
 }
 
 func (notEqualOperator NotEqualOperator) Eval(payload gjson.Result) bool {
-	log.Debug("neq " + payload.Str)
-	return !(payload.Str == notEqualOperator.value.Str)
+	return !(payload.String() == notEqualOperator.value.String())
 }
 
-
 type InOperator struct {
 	operand gjson.Result
 }
 
 func inOperatorConstruct(argument gjson.Result) *InOperator {
 	if argument.IsObject() {
-		log.Error("the argument of 'in' operator must be an array or a string")
+		panic("the argument of 'in' operator must be an array or a string")
 	}
 	op := new(InOperator)
 	op.operand = argument
@@ -166,16 +159,15 @@ func inOperatorConstruct(argument gjson.Result) *InOperator {
 }
 
 func (inOperator InOperator) Eval(payload gjson.Result) bool {
-	log.Debug("in " + payload.Str)
 	if inOperator.operand.IsArray() {
 		res := false
 		inOperator.operand.ForEach(func(key, value gjson.Result) bool {
-			res = res || value.Str == payload.Str
+			res = res || value.String() == payload.String()
 			return true
 		})
 		return res
 	}
-	return strings.Contains(inOperator.operand.Str, payload.Str)
+	return strings.Contains(inOperator.operand.String(), payload.String())
 }
 
 type ContainsOperator struct {
@@ -184,15 +176,14 @@ type ContainsOperator struct {
 
 func containsOperatorConstruct(argument gjson.Result) *ContainsOperator {
 	if argument.IsArray() || argument.IsObject() {
-		log.Error("the argument of 'contains' operator must be a string")
+		panic("the argument of 'contains' operator must be a string")
 	}
 	op := new(ContainsOperator)
-	op.operand = argument.Str
+	op.operand = argument.String()
 	return op
 }
 
 func (containsOperator ContainsOperator) Eval(payload gjson.Result) bool {
-	log.Debug("contains "+ payload.Str)
 	if payload.IsObject() || payload.IsArray() {
 		return false
 	}
@@ -205,29 +196,19 @@ type RegexOperator struct {
 
 func regexOperatorConstruct(argument gjson.Result) *RegexOperator {
 	if argument.IsArray() || argument.IsObject() {
-		log.Error("the argument of 'regex' operator must be a string")
+		panic("the argument of 'regex' operator must be a string")
 	}
 	op := new(RegexOperator)
-	op.regex = argument.Str
+	op.regex = argument.String()
 	return op
 }
 
 func (containsOperator RegexOperator) Eval(payload gjson.Result) bool {
-	log.Debug("regex " + payload.Str)
-	matched, _ := regexp.MatchString(containsOperator.regex, payload.Str)
+	matched, _ := regexp.MatchString(containsOperator.regex, payload.String())
 	return matched
 }
-// 单例工厂
-type operatorFactory struct{
-}
 
-var instance *operatorFactory = &operatorFactory{}
-
-func GetOperatorFactory() *operatorFactory {
-	return instance
-}
-
-func (o operatorFactory) Generate(opName string, argument gjson.Result) Filter {
+func Generate(opName string, argument gjson.Result) Filter {
 	switch opName {
 	case "not":
 		return notOperatorConstruct(argument)
@@ -246,22 +227,25 @@ func (o operatorFactory) Generate(opName string, argument gjson.Result) Filter {
 	case "regex":
 		return regexOperatorConstruct(argument)
 	default:
-		log.Warnf("the operator '%s' is not supported", opName)
-		return nil
+		panic("the operator " + opName + " is not supported")
 	}
 }
 
-var filter = new(Filter)
-var once sync.Once   // 过滤器单例模式
+var EventFilter = new(Filter)
 
-func GetFilter() *Filter {
-	once.Do(func() {
-		f, err := ioutil.ReadFile("filter.json")
-		if err != nil {
-			filter = nil
+func BootFilter() {
+	defer func() {
+		if e := recover(); e != nil {
+			log.Warnf("事件过滤器启动失败: %v", e)
+			EventFilter = nil
 		} else {
-			*filter = GetOperatorFactory().Generate("and", gjson.ParseBytes(f))
+			log.Info("事件过滤器启动成功.")
 		}
-	})
-	return filter
-}
\ No newline at end of file
+	}()
+	f, err := ioutil.ReadFile("filter.json")
+	if err != nil {
+		panic(err)
+	} else {
+		*EventFilter = Generate("and", gjson.ParseBytes(f))
+	}
+}
diff --git a/go.mod b/go.mod
index b71b7a8..5a5723f 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/jehiah/go-strftime v0.0.0-20171201141054-1d33003b3869 // indirect
 	github.com/jonboulle/clockwork v0.2.0 // indirect
 	github.com/json-iterator/go v1.1.10 // indirect
-	github.com/lestrrat-go/file-rotatelogs v2.3.0+incompatible
+	github.com/lestrrat-go/file-rotatelogs v2.4.0+incompatible
 	github.com/lestrrat-go/strftime v1.0.3 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.1 // indirect
@@ -25,7 +25,7 @@ require (
 	github.com/xujiajun/nutsdb v0.5.0
 	github.com/yinghau76/go-ascii-art v0.0.0-20190517192627-e7f465a30189
 	golang.org/x/net v0.0.0-20200904194848-62affa334b73 // indirect
-	golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f // indirect
+	golang.org/x/sys v0.0.0-20200909081042-eff7692f9009 // indirect
 	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e
 	gopkg.in/yaml.v2 v2.3.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 912714c..7d5ff26 100644
--- a/go.sum
+++ b/go.sum
@@ -70,6 +70,8 @@ github.com/leodido/go-urn v1.2.0/go.mod h1:+8+nEpDfqqsY+g338gtMEUOtuK+4dEMhiQEgx
 github.com/lestrrat-go/envload v0.0.0-20180220234015-a3eb8ddeffcc/go.mod h1:kopuH9ugFRkIXf3YoqHKyrJ9YfUFsckUU9S7B+XP+is=
 github.com/lestrrat-go/file-rotatelogs v2.3.0+incompatible h1:4mNlp+/SvALIPFpbXV3kxNJJno9iKFWGxSDE13Kl66Q=
 github.com/lestrrat-go/file-rotatelogs v2.3.0+incompatible/go.mod h1:ZQnN8lSECaebrkQytbHj4xNgtg8CR7RYXnPok8e0EHA=
+github.com/lestrrat-go/file-rotatelogs v2.4.0+incompatible h1:Y6sqxHMyB1D2YSzWkLibYKgg+SwmyFU9dF2hn6MdTj4=
+github.com/lestrrat-go/file-rotatelogs v2.4.0+incompatible/go.mod h1:ZQnN8lSECaebrkQytbHj4xNgtg8CR7RYXnPok8e0EHA=
 github.com/lestrrat-go/strftime v1.0.3 h1:qqOPU7y+TM8Y803I8fG9c/DyKG3xH/xkng6keC1015Q=
 github.com/lestrrat-go/strftime v1.0.3/go.mod h1:E1nN3pCbtMSu1yjSVeyuRFVm/U0xoR76fd03sz+Qz4g=
 github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ=
@@ -146,6 +148,8 @@ golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f h1:Fqb3ao1hUmOR3GkUOg/Y+BadLwykBIzs5q8Ez2SbHyc=
 golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200909081042-eff7692f9009 h1:W0lCpv29Hv0UaM1LXb9QlBHLNP8UFfcKjblhVCWftOM=
+golang.org/x/sys v0.0.0-20200909081042-eff7692f9009/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e h1:EHBhcS0mlXEAVwNyO2dLfjToGsyY4j24pTs2ScHnX7s=
diff --git a/main.go b/main.go
index 3aeaba6..307e630 100644
--- a/main.go
+++ b/main.go
@@ -280,6 +280,8 @@ func main() {
 	for _, rc := range conf.ReverseServers {
 		server.NewWebsocketClient(rc, conf.AccessToken, b).Run()
 	}
+	log.Info("正在加载事件过滤器.")
+	global.BootFilter()
 	log.Info("资源初始化完成, 开始处理信息.")
 	log.Info("アトリは、高性能ですから!")
 	cli.OnDisconnected(func(bot *client.QQClient, e *client.ClientDisconnectedEvent) {
diff --git a/server/http.go b/server/http.go
index 8ca0c29..9b10904 100644
--- a/server/http.go
+++ b/server/http.go
@@ -324,6 +324,10 @@ func (s *httpServer) GetVersionInfo(c *gin.Context) {
 	c.JSON(200, s.bot.CQGetVersionInfo())
 }
 
+func (s *httpServer) ReloadEventFilter(c *gin.Context) {
+	c.JSON(200, s.bot.CQReloadEventFilter())
+}
+
 func (s *httpServer) GetVipInfo(c *gin.Context) {
 	uid, _ := strconv.ParseInt(getParam(c, "user_id"), 10, 64)
 	c.JSON(200, s.bot.CQGetVipInfo(uid))
@@ -482,6 +486,9 @@ var httpApi = map[string]func(s *httpServer, c *gin.Context){
 	"_get_vip_info": func(s *httpServer, c *gin.Context) {
 		s.GetVipInfo(c)
 	},
+	"reload_event_filter": func(s *httpServer, c *gin.Context) {
+		s.ReloadEventFilter(c)
+	},
 	".handle_quick_operation": func(s *httpServer, c *gin.Context) {
 		s.HandleQuickOperation(c)
 	},
diff --git a/server/websocket.go b/server/websocket.go
index eafe0a7..ecad98a 100644
--- a/server/websocket.go
+++ b/server/websocket.go
@@ -495,6 +495,9 @@ var wsApi = map[string]func(*coolq.CQBot, gjson.Result) coolq.MSG{
 	"_get_vip_info": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
 		return bot.CQGetVipInfo(p.Get("user_id").Int())
 	},
+	"reload_event_filter": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
+		return bot.CQReloadEventFilter()
+	},
 	".handle_quick_operation": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
 		return bot.CQHandleQuickOperation(p.Get("context"), p.Get("operation"))
 	},