diff --git a/adapter/outbound/snell.go b/adapter/outbound/snell.go
index d0a26ecc..3b0dd4bc 100644
--- a/adapter/outbound/snell.go
+++ b/adapter/outbound/snell.go
@@ -52,7 +52,7 @@ func streamConn(c net.Conn, option streamOption) *snell.Snell {
 // StreamConn implements C.ProxyAdapter
 func (s *Snell) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 	c = streamConn(c, streamOption{s.psk, s.version, s.addr, s.obfsOption})
-	port, _ := strconv.ParseInt(metadata.DstPort, 10, 16)
+	port, _ := strconv.ParseUint(metadata.DstPort, 10, 16)
 	err := snell.WriteHeader(c, metadata.String(), uint(port), s.version)
 	return c, err
 }
diff --git a/adapter/outbound/vmess.go b/adapter/outbound/vmess.go
index 99ea531c..313aa5d6 100644
--- a/adapter/outbound/vmess.go
+++ b/adapter/outbound/vmess.go
@@ -47,10 +47,6 @@ type VmessOption struct {
 	HTTP2Opts      HTTP2Options `proxy:"h2-opts,omitempty"`
 	GrpcOpts       GrpcOptions  `proxy:"grpc-opts,omitempty"`
 	WSOpts         WSOptions    `proxy:"ws-opts,omitempty"`
-
-	// TODO: remove these until 2022
-	WSHeaders map[string]string `proxy:"ws-headers,omitempty"`
-	WSPath    string            `proxy:"ws-path,omitempty"`
 }
 
 type HTTPOptions struct {
@@ -80,13 +76,6 @@ func (v *Vmess) StreamConn(c net.Conn, metadata *C.Metadata) (net.Conn, error) {
 	var err error
 	switch v.option.Network {
 	case "ws":
-		if v.option.WSOpts.Path == "" {
-			v.option.WSOpts.Path = v.option.WSPath
-		}
-		if len(v.option.WSOpts.Headers) == 0 {
-			v.option.WSOpts.Headers = v.option.WSHeaders
-		}
-
 		host, port, _ := net.SplitHostPort(v.addr)
 		wsOpts := &vmess.WebsocketConfig{
 			Host:                host,
diff --git a/adapter/outboundgroup/parser.go b/adapter/outboundgroup/parser.go
index 190d333d..4b789a41 100644
--- a/adapter/outboundgroup/parser.go
+++ b/adapter/outboundgroup/parser.go
@@ -16,7 +16,7 @@ var (
 	errType              = errors.New("unsupport type")
 	errMissProxy         = errors.New("`use` or `proxies` missing")
 	errMissHealthCheck   = errors.New("`url` or `interval` missing")
-	errDuplicateProvider = errors.New("`duplicate provider name")
+	errDuplicateProvider = errors.New("duplicate provider name")
 )
 
 type GroupCommonOption struct {
@@ -59,8 +59,12 @@ func ParseProxyGroup(config map[string]interface{}, proxyMap map[string]C.Proxy,
 			return nil, err
 		}
 
-		// if Use not empty, drop health check options
-		if len(groupOption.Use) != 0 {
+		if _, ok := providersMap[groupName]; ok {
+			return nil, errDuplicateProvider
+		}
+
+		// select don't need health check
+		if groupOption.Type == "select" || groupOption.Type == "relay" {
 			hc := provider.NewHealthCheck(ps, "", 0, true)
 			pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
 			if err != nil {
@@ -68,35 +72,20 @@ func ParseProxyGroup(config map[string]interface{}, proxyMap map[string]C.Proxy,
 			}
 
 			providers = append(providers, pd)
+			providersMap[groupName] = pd
 		} else {
-			if _, ok := providersMap[groupName]; ok {
-				return nil, errDuplicateProvider
+			if groupOption.URL == "" || groupOption.Interval == 0 {
+				return nil, errMissHealthCheck
 			}
 
-			// select don't need health check
-			if groupOption.Type == "select" || groupOption.Type == "relay" {
-				hc := provider.NewHealthCheck(ps, "", 0, true)
-				pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
-				if err != nil {
-					return nil, err
-				}
-
-				providers = append(providers, pd)
-				providersMap[groupName] = pd
-			} else {
-				if groupOption.URL == "" || groupOption.Interval == 0 {
-					return nil, errMissHealthCheck
-				}
-
-				hc := provider.NewHealthCheck(ps, groupOption.URL, uint(groupOption.Interval), groupOption.Lazy)
-				pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
-				if err != nil {
-					return nil, err
-				}
-
-				providers = append(providers, pd)
-				providersMap[groupName] = pd
+			hc := provider.NewHealthCheck(ps, groupOption.URL, uint(groupOption.Interval), groupOption.Lazy)
+			pd, err := provider.NewCompatibleProvider(groupName, ps, hc)
+			if err != nil {
+				return nil, err
 			}
+
+			providers = append(providers, pd)
+			providersMap[groupName] = pd
 		}
 	}
 
diff --git a/adapter/provider/provider.go b/adapter/provider/provider.go
index 6a5e3052..6e27d2cc 100644
--- a/adapter/provider/provider.go
+++ b/adapter/provider/provider.go
@@ -97,7 +97,8 @@ func stopProxyProvider(pd *ProxySetProvider) {
 }
 
 func NewProxySetProvider(name string, interval time.Duration, filter string, vehicle types.Vehicle, hc *HealthCheck) (*ProxySetProvider, error) {
-	if _, err := regexp.Compile(filter); err != nil {
+	filterReg, err := regexp.Compile(filter)
+	if err != nil {
 		return nil, fmt.Errorf("invalid filter regex: %w", err)
 	}
 
@@ -127,7 +128,6 @@ func NewProxySetProvider(name string, interval time.Duration, filter string, veh
 		}
 
 		proxies := []C.Proxy{}
-		filterReg := regexp.MustCompile(filter)
 		for idx, mapping := range schema.Proxies {
 			if name, ok := mapping["name"]; ok && len(filter) > 0 && !filterReg.MatchString(name.(string)) {
 				continue
diff --git a/component/dialer/bind_others.go b/component/dialer/bind_others.go
index a74995b5..2cabb48a 100644
--- a/component/dialer/bind_others.go
+++ b/component/dialer/bind_others.go
@@ -58,11 +58,11 @@ func bindIfaceToDialer(ifaceName string, dialer *net.Dialer, network string, des
 		return nil
 	}
 
-	local := int64(0)
+	local := uint64(0)
 	if dialer.LocalAddr != nil {
 		_, port, err := net.SplitHostPort(dialer.LocalAddr.String())
 		if err == nil {
-			local, _ = strconv.ParseInt(port, 10, 16)
+			local, _ = strconv.ParseUint(port, 10, 16)
 		}
 	}
 
@@ -82,7 +82,7 @@ func bindIfaceToListenConfig(ifaceName string, _ *net.ListenConfig, network, add
 		port = "0"
 	}
 
-	local, _ := strconv.ParseInt(port, 10, 16)
+	local, _ := strconv.ParseUint(port, 10, 16)
 
 	addr, err := lookupLocalAddr(ifaceName, network, nil, int(local))
 	if err != nil {
diff --git a/component/profile/cachefile/cache.go b/component/profile/cachefile/cache.go
index 214e729b..71113567 100644
--- a/component/profile/cachefile/cache.go
+++ b/component/profile/cachefile/cache.go
@@ -1,8 +1,6 @@
 package cachefile
 
 import (
-	"bytes"
-	"encoding/gob"
 	"os"
 	"sync"
 	"time"
@@ -138,69 +136,30 @@ func (c *CacheFile) Close() error {
 	return c.DB.Close()
 }
 
-// TODO: remove migrateCache until 2022
-func migrateCache() {
-	defer func() {
-		options := bbolt.Options{Timeout: time.Second}
-		db, err := bbolt.Open(C.Path.Cache(), fileMode, &options)
-		switch err {
-		case bbolt.ErrInvalid, bbolt.ErrChecksum, bbolt.ErrVersionMismatch:
-			if err = os.Remove(C.Path.Cache()); err != nil {
-				log.Warnln("[CacheFile] remove invalid cache file error: %s", err.Error())
-				break
-			}
-			log.Infoln("[CacheFile] remove invalid cache file and create new one")
-			db, err = bbolt.Open(C.Path.Cache(), fileMode, &options)
+func initCache() {
+	options := bbolt.Options{Timeout: time.Second}
+	db, err := bbolt.Open(C.Path.Cache(), fileMode, &options)
+	switch err {
+	case bbolt.ErrInvalid, bbolt.ErrChecksum, bbolt.ErrVersionMismatch:
+		if err = os.Remove(C.Path.Cache()); err != nil {
+			log.Warnln("[CacheFile] remove invalid cache file error: %s", err.Error())
+			break
 		}
-		if err != nil {
-			log.Warnln("[CacheFile] can't open cache file: %s", err.Error())
-		}
-
-		defaultCache = &CacheFile{
-			DB: db,
-		}
-	}()
-
-	buf, err := os.ReadFile(C.Path.OldCache())
+		log.Infoln("[CacheFile] remove invalid cache file and create new one")
+		db, err = bbolt.Open(C.Path.Cache(), fileMode, &options)
+	}
 	if err != nil {
-		return
+		log.Warnln("[CacheFile] can't open cache file: %s", err.Error())
 	}
-	defer os.Remove(C.Path.OldCache())
 
-	// read old cache file
-	type cache struct {
-		Selected map[string]string
+	defaultCache = &CacheFile{
+		DB: db,
 	}
-	model := &cache{
-		Selected: map[string]string{},
-	}
-	bufReader := bytes.NewBuffer(buf)
-	gob.NewDecoder(bufReader).Decode(model)
-
-	// write to new cache file
-	db, err := bbolt.Open(C.Path.Cache(), fileMode, nil)
-	if err != nil {
-		return
-	}
-	defer db.Close()
-
-	db.Batch(func(t *bbolt.Tx) error {
-		bucket, err := t.CreateBucketIfNotExists(bucketSelected)
-		if err != nil {
-			return err
-		}
-		for group, selected := range model.Selected {
-			if err := bucket.Put([]byte(group), []byte(selected)); err != nil {
-				return err
-			}
-		}
-		return nil
-	})
 }
 
 // Cache return singleton of CacheFile
 func Cache() *CacheFile {
-	initOnce.Do(migrateCache)
+	initOnce.Do(initCache)
 
 	return defaultCache
 }
diff --git a/constant/metadata.go b/constant/metadata.go
index 6acd4202..8487fe5e 100644
--- a/constant/metadata.go
+++ b/constant/metadata.go
@@ -114,7 +114,7 @@ func (m *Metadata) UDPAddr() *net.UDPAddr {
 	if m.NetWork != UDP || m.DstIP == nil {
 		return nil
 	}
-	port, _ := strconv.ParseInt(m.DstPort, 10, 16)
+	port, _ := strconv.ParseUint(m.DstPort, 10, 16)
 	return &net.UDPAddr{
 		IP:   m.DstIP,
 		Port: int(port),
diff --git a/dns/server.go b/dns/server.go
index 88277476..533ceb2e 100644
--- a/dns/server.go
+++ b/dns/server.go
@@ -47,11 +47,11 @@ func (s *Server) SetHandler(handler handler) {
 	s.handler = handler
 }
 
-func ReCreateServer(addr string, resolver *Resolver, mapper *ResolverEnhancer) error {
+func ReCreateServer(addr string, resolver *Resolver, mapper *ResolverEnhancer) {
 	if addr == address && resolver != nil {
 		handler := NewHandler(resolver, mapper)
 		server.SetHandler(handler)
-		return nil
+		return
 	}
 
 	if server.Server != nil {
@@ -60,24 +60,33 @@ func ReCreateServer(addr string, resolver *Resolver, mapper *ResolverEnhancer) e
 		address = ""
 	}
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start DNS server error: %s", err.Error())
+		}
+	}()
+
 	_, port, err := net.SplitHostPort(addr)
 	if port == "0" || port == "" || err != nil {
-		return nil
+		return
 	}
 
 	udpAddr, err := net.ResolveUDPAddr("udp", addr)
 	if err != nil {
-		return err
+		return
 	}
 
 	p, err := net.ListenUDP("udp", udpAddr)
 	if err != nil {
-		return err
+		return
 	}
 
 	err = sockopt.UDPReuseaddr(p)
 	if err != nil {
 		log.Warnln("Failed to Reuse UDP Address: %s", err)
+
+		err = nil
 	}
 
 	address = addr
@@ -88,5 +97,6 @@ func ReCreateServer(addr string, resolver *Resolver, mapper *ResolverEnhancer) e
 	go func() {
 		server.ActivateAndServe()
 	}()
-	return nil
+
+	log.Infoln("DNS server listening at: %s", p.LocalAddr().String())
 }
diff --git a/go.mod b/go.mod
index 72225568..139a0b98 100644
--- a/go.mod
+++ b/go.mod
@@ -4,26 +4,26 @@ go 1.17
 
 require (
 	github.com/Dreamacro/go-shadowsocks2 v0.1.7
-	github.com/go-chi/chi/v5 v5.0.5
+	github.com/go-chi/chi/v5 v5.0.7
 	github.com/go-chi/cors v1.2.0
 	github.com/go-chi/render v1.0.1
-	github.com/gofrs/uuid v4.1.0+incompatible
+	github.com/gofrs/uuid v4.2.0+incompatible
 	github.com/gorilla/websocket v1.4.2
-	github.com/insomniacslk/dhcp v0.0.0-20211026125128-ad197bcd36fd
+	github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489
 	github.com/kr328/tun2socket v0.0.0-20210412191540-3d56c47e2d99
-	github.com/miekg/dns v1.1.43
+	github.com/miekg/dns v1.1.45
 	github.com/oschwald/geoip2-golang v1.5.0
 	github.com/sirupsen/logrus v1.8.1
 	github.com/stretchr/testify v1.7.0
-	github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499
+	github.com/xtls/go v0.0.0-20210920065950-d4af136d3672
 	github.com/yaling888/go-lwip v0.0.0-20211103185822-c9d650538091
 	go.etcd.io/bbolt v1.3.6
 	go.uber.org/atomic v1.9.0
 	go.uber.org/automaxprocs v1.4.0
-	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519
-	golang.org/x/net v0.0.0-20211105192438-b53810dc28af
+	golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3
+	golang.org/x/net v0.0.0-20211216030914-fe4d6282115f
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/sys v0.0.0-20211107104306-e0b2ad06fe42
+	golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e
 	golang.zx2c4.com/wireguard/windows v0.5.1
 	google.golang.org/protobuf v1.27.1
 	gopkg.in/yaml.v2 v2.4.0
@@ -37,7 +37,10 @@ require (
 	github.com/oschwald/maxminddb-golang v1.8.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/u-root/uio v0.0.0-20210528114334-82958018845c // indirect
+	golang.org/x/mod v0.4.2 // indirect
 	golang.org/x/text v0.3.8-0.20211004125949-5bd84dd9b33b // indirect
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0 // indirect
+	golang.org/x/tools v0.1.7 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
 )
diff --git a/go.sum b/go.sum
index 6f2f817f..1e91f8a5 100644
--- a/go.sum
+++ b/go.sum
@@ -139,8 +139,8 @@ github.com/frankban/quicktest v1.11.3/go.mod h1:wRf/ReqHper53s+kmmSZizM8NamnL3IM
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/ghodss/yaml v0.0.0-20150909031657-73d445a93680/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
-github.com/go-chi/chi/v5 v5.0.5 h1:l3RJ8T8TAqLsXFfah+RA6N4pydMbPwSdvNM+AFWvLUM=
-github.com/go-chi/chi/v5 v5.0.5/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-chi/chi/v5 v5.0.7 h1:rDTPXLDHGATaeHvVlLcR4Qe0zftYethFucbjVQ1PxU8=
+github.com/go-chi/chi/v5 v5.0.7/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
 github.com/go-chi/cors v1.2.0 h1:tV1g1XENQ8ku4Bq3K9ub2AtgG+p16SmzeMSGTwrOKdE=
 github.com/go-chi/cors v1.2.0/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
 github.com/go-chi/render v1.0.1 h1:4/5tis2cKaNdnv9zFLfXzcquC9HbeZgCnxGnKrltBS8=
@@ -159,8 +159,8 @@ github.com/go-openapi/swag v0.0.0-20160704191624-1d0bd113de87/go.mod h1:DXUve3Dp
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/gofrs/flock v0.8.0/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
-github.com/gofrs/uuid v4.1.0+incompatible h1:sIa2eCvUTwgjbqXrPLfNwUf9S3i3mpH1O1atV+iL/Wk=
-github.com/gofrs/uuid v4.1.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/gofrs/uuid v4.2.0+incompatible h1:yyYWMnhkhrKwwr8gAOcOCYxOOscHgDS9yZgBrnJfGa0=
+github.com/gofrs/uuid v4.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/googleapis v1.4.1/go.mod h1:2lpHqI5OcWCtVElxXnPt+s8oJvMpySlOyM6xDCrzib4=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
@@ -271,8 +271,8 @@ github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:
 github.com/ianlancetaylor/demangle v0.0.0-20210905161508-09a460cdf81d/go.mod h1:aYm2/VgdVmcIU8iMfdMvDMsRAQjcfZSKFby6HOFvi/w=
 github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
-github.com/insomniacslk/dhcp v0.0.0-20211026125128-ad197bcd36fd h1:jupbuQFZtwOBg/3EmK91/rGaYFkqCb9bwHOnwn7Cav0=
-github.com/insomniacslk/dhcp v0.0.0-20211026125128-ad197bcd36fd/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
+github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489 h1:jhdHqd7DxBrzfuFSoPxjD6nUVaV/1RIn9aHA0WCf/as=
+github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489/go.mod h1:h+MxyHxRg9NH3terB1nfRIUaQEcI0XOVkdR9LNBlp8E=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/jsimonetti/rtnetlink v0.0.0-20190606172950-9527aa82566a/go.mod h1:Oz+70psSo5OFh8DBl0Zv2ACw7Esh6pPUphlvZG9x7uw=
 github.com/jsimonetti/rtnetlink v0.0.0-20200117123717-f846d4f6c1f4/go.mod h1:WGuG/smIU4J/54PblvSbh+xvCZmpJnFgr3ds6Z55XMQ=
@@ -313,8 +313,8 @@ github.com/mdlayher/netlink v1.1.0/go.mod h1:H4WCitaheIsdF9yOYu8CFmCgQthAPIWZmcK
 github.com/mdlayher/netlink v1.1.1/go.mod h1:WTYpFb/WTvlRJAyKhZL5/uy69TDDpHHu2VZmb2XgV7o=
 github.com/mdlayher/raw v0.0.0-20190606142536-fef19f00fc18/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
 github.com/mdlayher/raw v0.0.0-20191009151244-50f2db8cc065/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
-github.com/miekg/dns v1.1.43 h1:JKfpVSCB84vrAmHzyrsxB5NAr5kLoMXZArPSw7Qlgyg=
-github.com/miekg/dns v1.1.43/go.mod h1:+evo5L0630/F6ca/Z9+GAqzhjGyn8/c+TBaOyfEl0V4=
+github.com/miekg/dns v1.1.45 h1:g5fRIhm9nx7g8osrAvgb16QJfmyMsyOCb+J7LSv+Qzk=
+github.com/miekg/dns v1.1.45/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@@ -411,8 +411,8 @@ github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:
 github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
-github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499 h1:QHESTXtfgc1ABV+ArlbPVqUx9Ht5I0dDkYhxYoXFxNo=
-github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499/go.mod h1:5TB2+k58gx4A4g2Nf5miSHNDF6CuAzHKpWBooLAshTs=
+github.com/xtls/go v0.0.0-20210920065950-d4af136d3672 h1:4mkzGhKqt3JO1BWYjtD3iRFyAx4ow67hmSqOcGjuxqQ=
+github.com/xtls/go v0.0.0-20210920065950-d4af136d3672/go.mod h1:YGGVbz9cOxyKFUmhW7LGaLZaMA0cPlHJinvAmVxEMSU=
 github.com/yaling888/go-lwip v0.0.0-20211103185822-c9d650538091 h1:uOaYhg8ue1gAzV7KNAz1uc/qvjEDRtl16nvTPYiaphM=
 github.com/yaling888/go-lwip v0.0.0-20211103185822-c9d650538091/go.mod h1:Y+f95PkWh183q1oDJxdlxTHa2mpdHG5zvBhV0TUhhSY=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -450,8 +450,10 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20200220183623-bac4c82f6975/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210317152858-513c2a44f670/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
-golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 h1:7I4JAnoQBe7ZtJcBaYHi5UtiO8tQHbUSXxL+pnGRANg=
+golang.org/x/crypto v0.0.0-20210817164053-32db794688a5/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3 h1:0es+/5331RGQPcXlMfP+WrnIIS6dNnNRe0WB02W0F4M=
+golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -486,6 +488,7 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20170114055629-f2499483f923/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -532,10 +535,12 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20211020060615-d418f374d309/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20211105192438-b53810dc28af h1:SMeNJG/vclJ5wyBBd4xupMsSJIHTd1coW9g7q6KOjmY=
-golang.org/x/net v0.0.0-20211105192438-b53810dc28af/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20211216030914-fe4d6282115f h1:hEYJvxw1lSnWIl8X9ofsYMklzaDs90JI2az5YMd4fPM=
+golang.org/x/net v0.0.0-20211216030914-fe4d6282115f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -620,7 +625,6 @@ golang.org/x/sys v0.0.0-20210104204734-6f8348627aad/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210220050731-9a76102bfb43/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210303074136-134d130e1a04/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210305230114-8fe3ee5dd75b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210320140829-1e4c9ba3b0c4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -634,10 +638,11 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210908233432-aa78b53d3365/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211007075335-d3039528d8ac/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211107104306-e0b2ad06fe42 h1:G2DDmludOQZoWbpCr7OKDxnl478ZBGMcOhrv+ooX/Q4=
-golang.org/x/sys v0.0.0-20211107104306-e0b2ad06fe42/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e h1:fLOSk5Q00efkSvAm+4xcoXD+RRmLmmulPn5I3Y9F2EM=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20160726164857-2910a502d2bf/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -711,6 +716,8 @@ golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.3/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.4/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.7 h1:6j8CgantCy3yc8JGBqkDLMKWqZ0RDU2g1HVgacojGWQ=
 golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
diff --git a/hub/executor/executor.go b/hub/executor/executor.go
index 5b448061..7f94daae 100644
--- a/hub/executor/executor.go
+++ b/hub/executor/executor.go
@@ -160,14 +160,7 @@ func updateDNS(c *config.DNS, general *config.General) {
 		resolver.DefaultLocalServer = nil
 	}
 
-	if err := dns.ReCreateServer(c.Listen, r, m); err != nil {
-		log.Errorln("Start DNS server error: %s", err.Error())
-		return
-	}
-
-	if c.Listen != "" {
-		log.Infoln("DNS server listening at: %s", c.Listen)
-	}
+	dns.ReCreateServer(c.Listen, r, m)
 }
 
 func updateHosts(tree *trie.DomainTrie) {
@@ -187,6 +180,7 @@ func updateRuleProviders(providers map[string]C.Rule) {
 }
 
 func updateGeneral(general *config.General, force bool) {
+	log.SetLevel(log.DEBUG)
 	tunnel.SetMode(general.Mode)
 	resolver.DisableIPv6 = !general.IPv6
 
@@ -223,31 +217,12 @@ func updateGeneral(general *config.General, force bool) {
 	tcpIn := tunnel.TCPIn()
 	udpIn := tunnel.UDPIn()
 
-	if err := P.ReCreateHTTP(general.Port, tcpIn); err != nil {
-		log.Errorln("Start HTTP server error: %s", err.Error())
-	}
-
-	if err := P.ReCreateSocks(general.SocksPort, tcpIn, udpIn); err != nil {
-		log.Errorln("Start SOCKS server error: %s", err.Error())
-	}
-
-	if err := P.ReCreateRedir(general.RedirPort, tcpIn, udpIn); err != nil {
-		log.Errorln("Start Redir server error: %s", err.Error())
-	}
-
-	if err := P.ReCreateTProxy(general.TProxyPort, tcpIn, udpIn); err != nil {
-		log.Errorln("Start TProxy server error: %s", err.Error())
-	}
-
-	if err := P.ReCreateMixed(general.MixedPort, tcpIn, udpIn); err != nil {
-		log.Errorln("Start Mixed(http and socks) server error: %s", err.Error())
-	}
-
-	if err := P.ReCreateTun(general.Tun, tcpIn, udpIn); err != nil {
-		log.Errorln("Start Tun interface error: %s", err.Error())
-		S.Py_Finalize()
-		os.Exit(2)
-	}
+	P.ReCreateHTTP(general.Port, tcpIn)
+	P.ReCreateSocks(general.SocksPort, tcpIn, udpIn)
+	P.ReCreateRedir(general.RedirPort, tcpIn, udpIn)
+	P.ReCreateTProxy(general.TProxyPort, tcpIn, udpIn)
+	P.ReCreateMixed(general.MixedPort, tcpIn, udpIn)
+	P.ReCreateTun(general.Tun, tcpIn, udpIn)
 
 	log.SetLevel(general.LogLevel)
 }
diff --git a/hub/route/configs.go b/hub/route/configs.go
index 1a9ac8ce..6ec86963 100644
--- a/hub/route/configs.go
+++ b/hub/route/configs.go
@@ -79,15 +79,7 @@ func patchConfigs(w http.ResponseWriter, r *http.Request) {
 	P.ReCreateMixed(pointerOrDefault(general.MixedPort, ports.MixedPort), tcpIn, udpIn)
 
 	if general.Tun != nil {
-		err := P.ReCreateTun(*general.Tun, nil, nil)
-		if err == nil {
-			log.Infoln("Recreate tun success.")
-		} else {
-			log.Errorln("Recreate tun failed: %s", err.Error())
-			render.Status(r, http.StatusBadRequest)
-			render.JSON(w, r, newError(err.Error()))
-			return
-		}
+		P.ReCreateTun(*general.Tun, tcpIn, udpIn)
 	}
 
 	if general.Mode != nil {
diff --git a/listener/listener.go b/listener/listener.go
index 5c739c7e..ea801f90 100644
--- a/listener/listener.go
+++ b/listener/listener.go
@@ -3,11 +3,13 @@ package proxy
 import (
 	"fmt"
 	"net"
+	"os"
 	"runtime"
 	"strconv"
 	"sync"
 
 	"github.com/Dreamacro/clash/adapter/inbound"
+	S "github.com/Dreamacro/clash/component/script"
 	"github.com/Dreamacro/clash/config"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/listener/http"
@@ -80,38 +82,50 @@ func SetBindAddress(host string) {
 	bindAddress = host
 }
 
-func ReCreateHTTP(port int, tcpIn chan<- C.ConnContext) error {
+func ReCreateHTTP(port int, tcpIn chan<- C.ConnContext) {
 	httpMux.Lock()
 	defer httpMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start HTTP server error: %s", err.Error())
+		}
+	}()
+
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if httpListener != nil {
 		if httpListener.RawAddress() == addr {
-			return nil
+			return
 		}
 		httpListener.Close()
 		httpListener = nil
 	}
 
 	if portIsZero(addr) {
-		return nil
+		return
 	}
 
-	var err error
 	httpListener, err = http.New(addr, tcpIn)
 	if err != nil {
-		return err
+		return
 	}
 
 	log.Infoln("HTTP proxy listening at: %s", httpListener.Address())
-	return nil
 }
 
-func ReCreateSocks(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) error {
+func ReCreateSocks(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
 	socksMux.Lock()
 	defer socksMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start SOCKS server error: %s", err.Error())
+		}
+	}()
+
 	addr := genAddr(bindAddress, port, allowLan)
 
 	shouldTCPIgnore := false
@@ -136,40 +150,46 @@ func ReCreateSocks(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	}
 
 	if shouldTCPIgnore && shouldUDPIgnore {
-		return nil
+		return
 	}
 
 	if portIsZero(addr) {
-		return nil
+		return
 	}
 
 	tcpListener, err := socks.New(addr, tcpIn)
 	if err != nil {
-		return err
+		return
 	}
 
 	udpListener, err := socks.NewUDP(addr, udpIn)
 	if err != nil {
 		tcpListener.Close()
-		return err
+		return
 	}
 
 	socksListener = tcpListener
 	socksUDPListener = udpListener
 
 	log.Infoln("SOCKS proxy listening at: %s", socksListener.Address())
-	return nil
 }
 
-func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) error {
+func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
 	redirMux.Lock()
 	defer redirMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start Redir server error: %s", err.Error())
+		}
+	}()
+
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if redirListener != nil {
 		if redirListener.RawAddress() == addr {
-			return nil
+			return
 		}
 		redirListener.Close()
 		redirListener = nil
@@ -177,20 +197,19 @@ func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 
 	if redirUDPListener != nil {
 		if redirUDPListener.RawAddress() == addr {
-			return nil
+			return
 		}
 		redirUDPListener.Close()
 		redirUDPListener = nil
 	}
 
 	if portIsZero(addr) {
-		return nil
+		return
 	}
 
-	var err error
 	redirListener, err = redir.New(addr, tcpIn)
 	if err != nil {
-		return err
+		return
 	}
 
 	redirUDPListener, err = tproxy.NewUDP(addr, udpIn)
@@ -199,18 +218,24 @@ func ReCreateRedir(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	}
 
 	log.Infoln("Redirect proxy listening at: %s", redirListener.Address())
-	return nil
 }
 
-func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) error {
+func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
 	tproxyMux.Lock()
 	defer tproxyMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start TProxy server error: %s", err.Error())
+		}
+	}()
+
 	addr := genAddr(bindAddress, port, allowLan)
 
 	if tproxyListener != nil {
 		if tproxyListener.RawAddress() == addr {
-			return nil
+			return
 		}
 		tproxyListener.Close()
 		tproxyListener = nil
@@ -218,20 +243,19 @@ func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.
 
 	if tproxyUDPListener != nil {
 		if tproxyUDPListener.RawAddress() == addr {
-			return nil
+			return
 		}
 		tproxyUDPListener.Close()
 		tproxyUDPListener = nil
 	}
 
 	if portIsZero(addr) {
-		return nil
+		return
 	}
 
-	var err error
 	tproxyListener, err = tproxy.New(addr, tcpIn)
 	if err != nil {
-		return err
+		return
 	}
 
 	tproxyUDPListener, err = tproxy.NewUDP(addr, udpIn)
@@ -240,13 +264,19 @@ func ReCreateTProxy(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.
 	}
 
 	log.Infoln("TProxy server listening at: %s", tproxyListener.Address())
-	return nil
 }
 
-func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) error {
+func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
 	mixedMux.Lock()
 	defer mixedMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start Mixed(http+socks) server error: %s", err.Error())
+		}
+	}()
+
 	addr := genAddr(bindAddress, port, allowLan)
 
 	shouldTCPIgnore := false
@@ -270,46 +300,53 @@ func ReCreateMixed(port int, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
 	}
 
 	if shouldTCPIgnore && shouldUDPIgnore {
-		return nil
+		return
 	}
 
 	if portIsZero(addr) {
-		return nil
+		return
 	}
 
-	var err error
 	mixedListener, err = mixed.New(addr, tcpIn)
 	if err != nil {
-		return err
+		return
 	}
 
 	mixedUDPLister, err = socks.NewUDP(addr, udpIn)
 	if err != nil {
 		mixedListener.Close()
-		return err
+		return
 	}
 
 	log.Infoln("Mixed(http+socks) proxy listening at: %s", mixedListener.Address())
-	return nil
 }
 
-func ReCreateTun(conf config.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) error {
+func ReCreateTun(conf config.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.PacketAdapter) {
 	tunMux.Lock()
 	defer tunMux.Unlock()
 
+	var err error
+	defer func() {
+		if err != nil {
+			log.Errorln("Start TUN interface error: %s", err.Error())
+			S.Py_Finalize()
+			os.Exit(2)
+		}
+	}()
+
 	if tunAdapter != nil {
 		tunAdapter.Close()
 		tunAdapter = nil
 	}
 
 	if !conf.Enable {
-		return nil
+		return
 	}
 
-	var err error
 	tunAdapter, err = tun.New(conf, tcpIn, udpIn)
-
-	return err
+	if err != nil {
+		log.Warnln("Failed to start TUN interface: %s", err.Error())
+	}
 }
 
 // GetPorts return the ports of proxy servers
diff --git a/test/go.mod b/test/go.mod
index 2d2204e2..bb4844da 100644
--- a/test/go.mod
+++ b/test/go.mod
@@ -4,11 +4,11 @@ go 1.17
 
 require (
 	github.com/Dreamacro/clash v1.7.2-0.20211108085948-bd2ea2b917aa
-	github.com/docker/docker v20.10.10+incompatible
+	github.com/docker/docker v20.10.12+incompatible
 	github.com/docker/go-connections v0.4.0
-	github.com/miekg/dns v1.1.43
+	github.com/miekg/dns v1.1.45
 	github.com/stretchr/testify v1.7.0
-	golang.org/x/net v0.0.0-20211105192438-b53810dc28af
+	golang.org/x/net v0.0.0-20211216030914-fe4d6282115f
 )
 
 replace github.com/Dreamacro/clash => ../
@@ -16,40 +16,43 @@ replace github.com/Dreamacro/clash => ../
 require (
 	github.com/Dreamacro/go-shadowsocks2 v0.1.7 // indirect
 	github.com/Microsoft/go-winio v0.5.1 // indirect
-	github.com/containerd/containerd v1.5.7 // indirect
+	github.com/containerd/containerd v1.5.8 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/docker/distribution v2.7.1+incompatible // indirect
 	github.com/docker/go-units v0.4.0 // indirect
-	github.com/gofrs/uuid v4.1.0+incompatible // indirect
+	github.com/gofrs/uuid v4.2.0+incompatible // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/google/btree v1.0.1 // indirect
 	github.com/gorilla/mux v1.8.0 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect
-	github.com/insomniacslk/dhcp v0.0.0-20211026125128-ad197bcd36fd // indirect
+	github.com/insomniacslk/dhcp v0.0.0-20211214070828-5297eed8f489 // indirect
 	github.com/kr328/tun2socket v0.0.0-20210412191540-3d56c47e2d99 // indirect
 	github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 // indirect
 	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
-	github.com/opencontainers/image-spec v1.0.1 // indirect
+	github.com/opencontainers/image-spec v1.0.2 // indirect
 	github.com/oschwald/geoip2-golang v1.5.0 // indirect
 	github.com/oschwald/maxminddb-golang v1.8.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/u-root/uio v0.0.0-20210528114334-82958018845c // indirect
-	github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499 // indirect
+	github.com/xtls/go v0.0.0-20210920065950-d4af136d3672 // indirect
 	github.com/yaling888/go-lwip v0.0.0-20211103185822-c9d650538091 // indirect
 	go.etcd.io/bbolt v1.3.6 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
-	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 // indirect
+	golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3 // indirect
+	golang.org/x/mod v0.4.2 // indirect
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
-	golang.org/x/sys v0.0.0-20211107104306-e0b2ad06fe42 // indirect
+	golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e // indirect
 	golang.org/x/text v0.3.8-0.20211004125949-5bd84dd9b33b // indirect
-	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect
+	golang.org/x/time v0.0.0-20211116232009-f0f3c7e86c11 // indirect
+	golang.org/x/tools v0.1.7 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	golang.zx2c4.com/wireguard/windows v0.5.1 // indirect
 	google.golang.org/genproto v0.0.0-20210722135532-667f2b7c528f // indirect
-	google.golang.org/grpc v1.42.0 // indirect
+	google.golang.org/grpc v1.43.0 // indirect
 	google.golang.org/protobuf v1.27.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
diff --git a/test/go.sum b/test/go.sum
index 0584ce90..12f6074b 100644
--- a/test/go.sum
+++ b/test/go.sum
@@ -83,7 +83,7 @@ github.com/Microsoft/hcsshim v0.8.9/go.mod h1:5692vkUqntj1idxauYlpoINNKeqCiG6Sg3
 github.com/Microsoft/hcsshim v0.8.14/go.mod h1:NtVKoYxQuTLx6gEq0L96c9Ju4JbRJ4nY2ow3VK6a9Lg=
 github.com/Microsoft/hcsshim v0.8.15/go.mod h1:x38A4YbHbdxJtc0sF6oIz+RG0npwSCAvn69iY6URG00=
 github.com/Microsoft/hcsshim v0.8.16/go.mod h1:o5/SZqmR7x9JNKsW3pu+nqHm0MF8vbA+VxGOoXdC600=
-github.com/Microsoft/hcsshim v0.8.21/go.mod h1:+w2gRZ5ReXQhFOrvSQeNfhrYB/dg3oDwTOcER2fw4I4=
+github.com/Microsoft/hcsshim v0.8.23/go.mod h1:4zegtUJth7lAvFyc6cH2gGQ5B3OFQim01nnU2M8jKDg=
 github.com/Microsoft/hcsshim/test v0.0.0-20201218223536-d3e5debf77da/go.mod h1:5hlzMzRKMLyo42nCZ9oml8AdTlq/0cvIaBv6tK1RehU=
 github.com/Microsoft/hcsshim/test v0.0.0-20210227013316-43a75bb4edd3/go.mod h1:mw7qgWloBUl75W/gVH3cQszUg1+gUITj7D6NY7ywVnY=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
@@ -119,6 +119,7 @@ github.com/bugsnag/bugsnag-go v0.0.0-20141110184014-b1d153021fcd/go.mod h1:2oa8n
 github.com/bugsnag/osext v0.0.0-20130617224835-0dd3f918b21b/go.mod h1:obH5gd0BsqsP2LwDJ9aOkm/6J86V6lyAXCoQWGw3K50=
 github.com/bugsnag/panicwrap v0.0.0-20151223152923-e2c28503fcd0/go.mod h1:D/8v3kj0zr8ZAKg1AQ6crr+5VwKN5eIywRkfhyM/+dE=
 github.com/cenkalti/backoff v1.1.1-0.20190506075156-2146c9339422/go.mod h1:b6Nc7NRH5C4aCISLry0tLnTjcuTEvoiqcWDdsU0sOGM=
+github.com/cenkalti/backoff/v4 v4.1.1/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
@@ -170,13 +171,13 @@ github.com/containerd/containerd v1.3.9/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMX
 github.com/containerd/containerd v1.4.0-beta.2.0.20200729163537-40b22ef07410/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
 github.com/containerd/containerd v1.4.1/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
 github.com/containerd/containerd v1.4.3/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
+github.com/containerd/containerd v1.4.9/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
 github.com/containerd/containerd v1.5.0-beta.1/go.mod h1:5HfvG1V2FsKesEGQ17k5/T7V960Tmcumvqn8Mc+pCYQ=
 github.com/containerd/containerd v1.5.0-beta.3/go.mod h1:/wr9AVtEM7x9c+n0+stptlo/uBBoBORwEx6ardVcmKU=
 github.com/containerd/containerd v1.5.0-beta.4/go.mod h1:GmdgZd2zA2GYIBZ0w09ZvgqEq8EfBp/m3lcVZIvPHhI=
 github.com/containerd/containerd v1.5.0-rc.0/go.mod h1:V/IXoMqNGgBlabz3tHD2TWDoTJseu1FGOKuoA4nNb2s=
-github.com/containerd/containerd v1.5.1/go.mod h1:0DOxVqwDy2iZvrZp2JUx/E+hS0UNTVn7dJnIOwtYR4g=
-github.com/containerd/containerd v1.5.7 h1:rQyoYtj4KddB3bxG6SAqd4+08gePNyJjRqvOIfV3rkM=
-github.com/containerd/containerd v1.5.7/go.mod h1:gyvv6+ugqY25TiXxcZC3L5yOeYgEw0QMhscqVp1AR9c=
+github.com/containerd/containerd v1.5.8 h1:NmkCC1/QxyZFBny8JogwLpOy2f+VEbO/f6bV2Mqtwuw=
+github.com/containerd/containerd v1.5.8/go.mod h1:YdFSv5bTFLpG2HIYmfqDpSYYTDX+mc5qtSuYx1YUb/s=
 github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containerd/continuity v0.0.0-20190815185530-f2a389ac0a02/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
 github.com/containerd/continuity v0.0.0-20191127005431-f65d91d395eb/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
@@ -210,6 +211,7 @@ github.com/containerd/ttrpc v0.0.0-20190828172938-92c8520ef9f8/go.mod h1:PvCDdDG
 github.com/containerd/ttrpc v0.0.0-20191028202541-4f1b8fe65a5c/go.mod h1:LPm1u0xBw8r8NOKoOdNMeVHSawSsltak+Ihv+etqsE8=
 github.com/containerd/ttrpc v1.0.1/go.mod h1:UAxOpgT9ziI0gJrmKvgcZivgxOp8iFPSk8httJEt98Y=
 github.com/containerd/ttrpc v1.0.2/go.mod h1:UAxOpgT9ziI0gJrmKvgcZivgxOp8iFPSk8httJEt98Y=
+github.com/containerd/ttrpc v1.1.0/go.mod h1:XX4ZTnoOId4HklF4edwc4DcqskFZuvXB1Evzy5KFQpQ=
 github.com/containerd/typeurl v0.0.0-20180627222232-a93fcdb778cd/go.mod h1:Cm3kwCdlkCfMSHURc+r6fwoGH6/F1hH3S4sg0rLFWPc=
 github.com/containerd/typeurl v0.0.0-20190911142611-5eb25027c9fd/go.mod h1:GeKYzf2pQcqv7tJ0AoCuuhtnqhva5LNU3U+OyKxxJpk=
 github.com/containerd/typeurl v1.0.1/go.mod h1:TB1hUtrpaiO88KEK56ijojHS1+NeF0izUACaJW2mdXg=
@@ -265,8 +267,8 @@ github.com/docker/distribution v2.7.1-0.20190205005809-0d3efadf0154+incompatible
 github.com/docker/distribution v2.7.1+incompatible h1:a5mlkVzth6W5A4fOsS3D2EO5BUmsJpcB+cRlLU7cSug=
 github.com/docker/distribution v2.7.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
 github.com/docker/docker v1.4.2-0.20191028175130-9e7d5ac5ea55/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
-github.com/docker/docker v20.10.10+incompatible h1:GKkP0T7U4ks6X3lmmHKC2QDprnpRJor2Z5a8m62R9ZM=
-github.com/docker/docker v20.10.10+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/docker v20.10.12+incompatible h1:CEeNmFM0QZIsJCZKMkZx0ZcahTiewkrgiwfYD+dfl1U=
+github.com/docker/docker v20.10.12+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-connections v0.3.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKohAFqRJQ=
 github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
@@ -306,7 +308,7 @@ github.com/fullsailor/pkcs7 v0.0.0-20190404230743-d7302db945fa/go.mod h1:KnogPXt
 github.com/garyburd/redigo v0.0.0-20150301180006-535138d7bcd7/go.mod h1:NR3MbYisc3/PwhQ00EMzDiPmrwpPxAn5GI05/YaO1SY=
 github.com/ghodss/yaml v0.0.0-20150909031657-73d445a93680/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
-github.com/go-chi/chi/v5 v5.0.5/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-chi/chi/v5 v5.0.7/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
 github.com/go-chi/cors v1.2.0/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
 github.com/go-chi/render v1.0.1/go.mod h1:pq4Rr7HbnsdaeHagklXub+p6Wd16Af5l9koip1OvJns=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
@@ -337,8 +339,8 @@ github.com/godbus/dbus v0.0.0-20190422162347-ade71ed3457e/go.mod h1:bBOAhwG1umN6
 github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/gofrs/flock v0.8.0/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
-github.com/gofrs/uuid v4.1.0+incompatible h1:sIa2eCvUTwgjbqXrPLfNwUf9S3i3mpH1O1atV+iL/Wk=
-github.com/gofrs/uuid v4.1.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
+github.com/gofrs/uuid v4.2.0+incompatible h1:yyYWMnhkhrKwwr8gAOcOCYxOOscHgDS9yZgBrnJfGa0=
+github.com/gofrs/uuid v4.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/googleapis v1.2.0/go.mod h1:Njal3psf3qN6dwBtQfUmBZh2ybovJ0tlu3o/AC7HYjU=
 github.com/gogo/googleapis v1.4.0/go.mod h1:5YRNX2z1oM5gXdAkurHa942MDgEJyk02w4OecKY87+c=
 github.com/gogo/googleapis v1.4.1/go.mod h1:2lpHqI5OcWCtVElxXnPt+s8oJvMpySlOyM6xDCrzib4=
@@ -471,8 +473,8 @@ github.com/imdario/mergo v0.3.10/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH
 github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/imdario/mergo v0.3.12/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
-github.com/insomniacslk/dhcp v0.0.0-20211026125128-ad197bcd36fd h1:jupbuQFZtwOBg/3EmK91/rGaYFkqCb9bwHOnwn7Cav0=
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 github.com/j-keck/arping v0.0.0-20160618110441-2cf9dc699c56/go.mod h1:ymszkNOg6tORTn+6F6j+Jc8TOr5osrynvN6ivFWZ2GA=
 github.com/jmespath/go-jmespath v0.0.0-20160202185014-0b12d6b521d8/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
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@@ -532,8 +534,8 @@ github.com/mdlayher/netlink v1.1.0/go.mod h1:H4WCitaheIsdF9yOYu8CFmCgQthAPIWZmcK
 github.com/mdlayher/netlink v1.1.1/go.mod h1:WTYpFb/WTvlRJAyKhZL5/uy69TDDpHHu2VZmb2XgV7o=
 github.com/mdlayher/raw v0.0.0-20190606142536-fef19f00fc18/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
 github.com/mdlayher/raw v0.0.0-20191009151244-50f2db8cc065/go.mod h1:7EpbotpCmVZcu+KCX4g9WaRNuu11uyhiW7+Le1dKawg=
-github.com/miekg/dns v1.1.43 h1:JKfpVSCB84vrAmHzyrsxB5NAr5kLoMXZArPSw7Qlgyg=
-github.com/miekg/dns v1.1.43/go.mod h1:+evo5L0630/F6ca/Z9+GAqzhjGyn8/c+TBaOyfEl0V4=
+github.com/miekg/dns v1.1.45 h1:g5fRIhm9nx7g8osrAvgb16QJfmyMsyOCb+J7LSv+Qzk=
+github.com/miekg/dns v1.1.45/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
 github.com/miekg/pkcs11 v1.0.3/go.mod h1:XsNlhZGX73bx86s2hdc/FuaLm2CPZJemRLMA+WTFxgs=
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@@ -584,8 +586,9 @@ github.com/opencontainers/go-digest v1.0.0-rc1.0.20180430190053-c9281466c8b2/go.
 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
 github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
 github.com/opencontainers/image-spec v1.0.0/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
-github.com/opencontainers/image-spec v1.0.1 h1:JMemWkRwHx4Zj+fVxWoMCFm/8sYGGrUVojFA6h/TRcI=
 github.com/opencontainers/image-spec v1.0.1/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
+github.com/opencontainers/image-spec v1.0.2 h1:9yCKha/T5XdGtO0q9Q9a6T5NUCsTn/DrBg0D7ufOcFM=
+github.com/opencontainers/image-spec v1.0.2/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
 github.com/opencontainers/runc v0.0.0-20190115041553-12f6a991201f/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
 github.com/opencontainers/runc v0.1.1/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
 github.com/opencontainers/runc v1.0.0-rc8.0.20190926000215-3e425f80a8c9/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
@@ -728,8 +731,8 @@ github.com/xeipuuv/gojsonschema v0.0.0-20180618132009-1d523034197f/go.mod h1:5yf
 github.com/xeipuuv/gojsonschema v1.2.0/go.mod h1:anYRn/JVcOK2ZgGU+IjEV4nwlhoK5sQluxsYJ78Id3Y=
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 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
-github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499 h1:QHESTXtfgc1ABV+ArlbPVqUx9Ht5I0dDkYhxYoXFxNo=
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 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -781,8 +784,10 @@ golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210317152858-513c2a44f670/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
 golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
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 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -817,6 +822,7 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
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 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20170114055629-f2499483f923/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -869,10 +875,12 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
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 golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
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@@ -979,7 +987,6 @@ golang.org/x/sys v0.0.0-20210104204734-6f8348627aad/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210220050731-9a76102bfb43/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@@ -995,10 +1002,11 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
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@@ -1016,8 +1024,8 @@ golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxb
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+golang.org/x/time v0.0.0-20211116232009-f0f3c7e86c11 h1:GZokNIeuVkl3aZHJchRrr13WCsols02MLUcz1U9is6M=
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@@ -1077,6 +1085,8 @@ golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.3/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.4/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
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+golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
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 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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@@ -1198,8 +1208,8 @@ google.golang.org/grpc v1.37.1/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQ
 google.golang.org/grpc v1.38.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
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 google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=