v1.2.1

Improve configuration detector (cone or symmetric)
16 -> 60, 8 -> 300
2025-08-22 09:36:49 +08:00 · 2021-01-10 07:58:53 +00:00 · 2021-01-10 07:50:21 +00:00 · 2021-01-10 04:50:26 +00:00 · 2021-01-09 16:36:20 +00:00 · 2021-01-08 12:00:46 +00:00
64 changed files with 1258 additions and 416 deletions
--- a/README.md
+++ b/README.md
@@ -20,6 +20,9 @@
 - Magisk
  - [Xray4Magisk](https://github.com/CerteKim/Xray4Magisk)
  - [Xray_For_Magisk](https://github.com/E7KMbb/Xray_For_Magisk)
+- Homebrew
+  - [Repository 0](https://github.com/N4FA/homebrew-xray)
+  - [Repository 1](https://github.com/xiruizhao/homebrew-xray)

 ## Usage

--- a/app/commander/outbound.go
+++ b/app/commander/outbound.go
@@ -6,6 +6,7 @@ import (

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/signal/done"
 	"github.com/xtls/xray-core/transport"
 )
@@ -79,7 +80,7 @@ func (co *Outbound) Dispatch(ctx context.Context, link *transport.Link) {
 	}

 	closeSignal := done.New()
-	c := net.NewConnection(net.ConnectionInputMulti(link.Writer), net.ConnectionOutputMulti(link.Reader), net.ConnectionOnClose(closeSignal))
+	c := cnc.NewConnection(cnc.ConnectionInputMulti(link.Writer), cnc.ConnectionOutputMulti(link.Reader), cnc.ConnectionOnClose(closeSignal))
 	co.listener.add(c)
 	co.access.RUnlock()
 	<-closeSignal.Wait()
--- a/app/dispatcher/default.go
+++ b/app/dispatcher/default.go
@@ -263,9 +263,11 @@ func (d *DefaultDispatcher) routedDispatch(ctx context.Context, link *transport.
 		skipRoutePick = content.SkipRoutePick
 	}

+	var inTag string
 	if d.router != nil && !skipRoutePick {
 		if route, err := d.router.PickRoute(routing_session.AsRoutingContext(ctx)); err == nil {
 			tag := route.GetOutboundTag()
+			inTag = route.GetInboundTag()
 			if h := d.ohm.GetHandler(tag); h != nil {
 				newError("taking detour [", tag, "] for [", destination, "]").WriteToLog(session.ExportIDToError(ctx))
 				handler = h
@@ -290,7 +292,11 @@ func (d *DefaultDispatcher) routedDispatch(ctx context.Context, link *transport.

 	if accessMessage := log.AccessMessageFromContext(ctx); accessMessage != nil {
 		if tag := handler.Tag(); tag != "" {
-			accessMessage.Detour = tag
+			if inTag != "" {
+				accessMessage.Detour = inTag + " -> " + tag
+			} else {
+				accessMessage.Detour = tag
+			}
 		}
 		log.Record(accessMessage)
 	}
--- a/app/dns/dohdns.go
+++ b/app/dns/dohdns.go
@@ -14,6 +14,7 @@ import (

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/protocol/dns"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/common/signal/pubsub"
@@ -65,9 +66,9 @@ func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, clientIP net.
 			if err != nil {
 				return nil, err
 			}
-			return net.NewConnection(
-				net.ConnectionInputMulti(link.Writer),
-				net.ConnectionOutputMulti(link.Reader),
+			return cnc.NewConnection(
+				cnc.ConnectionInputMulti(link.Writer),
+				cnc.ConnectionOutputMulti(link.Reader),
 			), nil
 		},
 	}
--- a/app/proxyman/inbound/always.go
+++ b/app/proxyman/inbound/always.go
@@ -136,6 +136,7 @@ func NewAlwaysOnInboundHandler(ctx context.Context, tag string, receiverConfig *
 					uplinkCounter:   uplinkCounter,
 					downlinkCounter: downlinkCounter,
 					stream:          mss,
+					ctx:             ctx,
 				}
 				h.workers = append(h.workers, worker)
 			}
--- a/app/proxyman/inbound/dynamic.go
+++ b/app/proxyman/inbound/dynamic.go
@@ -156,6 +156,7 @@ func (h *DynamicInboundHandler) refresh() error {
 				uplinkCounter:   uplinkCounter,
 				downlinkCounter: downlinkCounter,
 				stream:          h.streamSettings,
+				ctx:             h.ctx,
 			}
 			if err := worker.Start(); err != nil {
 				newError("failed to create UDP worker").Base(err).AtWarning().WriteToLog()
--- a/app/proxyman/inbound/worker.go
+++ b/app/proxyman/inbound/worker.go
@@ -239,6 +239,9 @@ type udpWorker struct {

 	checker    *task.Periodic
 	activeConn map[connID]*udpConn
+
+	ctx  context.Context
+	cone bool
 }

 func (w *udpWorker) getConnection(id connID) (*udpConn, bool) {
@@ -279,7 +282,10 @@ func (w *udpWorker) callback(b *buf.Buffer, source net.Destination, originalDest
 		src: source,
 	}
 	if originalDest.IsValid() {
-		id.dest = originalDest
+		if !w.cone {
+			id.dest = originalDest
+		}
+		b.UDP = &originalDest
 	}
 	conn, existing := w.getConnection(id)

@@ -336,7 +342,7 @@ func (w *udpWorker) clean() error {
 	}

 	for addr, conn := range w.activeConn {
-		if nowSec-atomic.LoadInt64(&conn.lastActivityTime) > 8 { // TODO Timeout too small
+		if nowSec-atomic.LoadInt64(&conn.lastActivityTime) > 300 {
 			delete(w.activeConn, addr)
 			conn.Close()
 		}
@@ -357,8 +363,10 @@ func (w *udpWorker) Start() error {
 		return err
 	}

+	w.cone = w.ctx.Value("cone").(bool)
+
 	w.checker = &task.Periodic{
-		Interval: time.Second * 16,
+		Interval: time.Minute,
 		Execute:  w.clean,
 	}

--- a/app/proxyman/outbound/handler.go
+++ b/app/proxyman/outbound/handler.go
@@ -7,6 +7,7 @@ import (
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/mux"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/outbound"
@@ -173,7 +174,7 @@ func (h *Handler) Dial(ctx context.Context, dest net.Destination) (internet.Conn
 				downlinkReader, downlinkWriter := pipe.New(opts...)

 				go handler.Dispatch(ctx, &transport.Link{Reader: uplinkReader, Writer: downlinkWriter})
-				conn := net.NewConnection(net.ConnectionInputMulti(uplinkWriter), net.ConnectionOutputMulti(downlinkReader))
+				conn := cnc.NewConnection(cnc.ConnectionInputMulti(uplinkWriter), cnc.ConnectionOutputMulti(downlinkReader))

 				if config := tls.ConfigFromStreamSettings(h.streamSettings); config != nil {
 					tlsConfig := config.GetTLSConfig(tls.WithDestination(dest))
--- a/common/buf/buffer.go
+++ b/common/buf/buffer.go
@@ -4,6 +4,7 @@ import (
 	"io"

 	"github.com/xtls/xray-core/common/bytespool"
+	"github.com/xtls/xray-core/common/net"
 )

 const (
@@ -20,6 +21,7 @@ type Buffer struct {
 	v     []byte
 	start int32
 	end   int32
+	UDP   *net.Destination
 }

 // New creates a Buffer with 0 length and 2K capacity.
@@ -47,6 +49,7 @@ func (b *Buffer) Release() {
 	b.v = nil
 	b.Clear()
 	pool.Put(p)
+	b.UDP = nil
 }

 // Clear clears the content of the buffer, results an empty buffer with
--- a/common/log/access.go
+++ b/common/log/access.go
@@ -36,19 +36,23 @@ func (m *AccessMessage) String() string {
 	builder.WriteString(string(m.Status))
 	builder.WriteByte(' ')
 	builder.WriteString(serial.ToString(m.To))
-	builder.WriteByte(' ')
+
 	if len(m.Detour) > 0 {
-		builder.WriteByte('[')
+		builder.WriteString(" [")
 		builder.WriteString(m.Detour)
-		builder.WriteString("] ")
+		builder.WriteByte(']')
+	}
+
+	if reason := serial.ToString(m.Reason); len(reason) > 0 {
+		builder.WriteString(" ")
+		builder.WriteString(reason)
 	}
-	builder.WriteString(serial.ToString(m.Reason))

 	if len(m.Email) > 0 {
-		builder.WriteString("email:")
+		builder.WriteString(" email: ")
 		builder.WriteString(m.Email)
-		builder.WriteByte(' ')
 	}
+
 	return builder.String()
 }

--- a/common/net/cnc/connection.go
+++ b/common/net/cnc/connection.go
@@ -1,12 +1,12 @@
-package net
+package cnc

 import (
 	"io"
-	"net"
 	"time"

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
+	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/signal/done"
 )

@@ -88,8 +88,8 @@ type connection struct {
 	writer  buf.Writer
 	done    *done.Instance
 	onClose io.Closer
-	local   Addr
-	remote  Addr
+	local   net.Addr
+	remote  net.Addr
 }

 func (c *connection) Read(b []byte) (int, error) {
--- a/common/ocsp/errors.generated.go
+++ b/common/ocsp/errors.generated.go
@@ -1,4 +1,4 @@
-package jsonem
+package ocsp

 import "github.com/xtls/xray-core/common/errors"

--- a/common/ocsp/ocsp.go
+++ b/common/ocsp/ocsp.go
@@ -0,0 +1,136 @@
+package ocsp
+
+import (
+	"bytes"
+	"crypto/x509"
+	"encoding/pem"
+	"io/ioutil"
+	"net/http"
+	"os"
+
+	"golang.org/x/crypto/ocsp"
+
+	"github.com/xtls/xray-core/common/platform/filesystem"
+)
+
+func GetOCSPForFile(path string) ([]byte, error) {
+	return filesystem.ReadFile(path)
+}
+
+func CheckOCSPFileIsNotExist(path string) bool {
+	_, err := os.Stat(path)
+	if err != nil {
+		return os.IsNotExist(err)
+	}
+	return false
+}
+
+func GetOCSPStapling(cert [][]byte, path string) ([]byte, error) {
+	ocspData, err := GetOCSPForFile(path)
+	if err != nil {
+		ocspData, err = GetOCSPForCert(cert)
+		if !CheckOCSPFileIsNotExist(path) {
+			err = os.Remove(path)
+			if err != nil {
+				return nil, err
+			}
+		}
+		newFile, err := os.Create(path)
+		if err != nil {
+			return nil, err
+		}
+		newFile.Write(ocspData)
+		defer newFile.Close()
+	}
+	return ocspData, nil
+}
+
+func GetOCSPForCert(cert [][]byte) ([]byte, error) {
+	bundle := new(bytes.Buffer)
+	for _, derBytes := range cert {
+		err := pem.Encode(bundle, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
+		if err != nil {
+			return nil, err
+		}
+	}
+	pemBundle := bundle.Bytes()
+
+	certificates, err := parsePEMBundle(pemBundle)
+
+	if err != nil {
+		return nil, err
+	}
+	issuedCert := certificates[0]
+	if len(issuedCert.OCSPServer) == 0 {
+		return nil, newError("no OCSP server specified in cert")
+	}
+	if len(certificates) == 1 {
+		if len(issuedCert.IssuingCertificateURL) == 0 {
+			return nil, newError("no issuing certificate URL")
+		}
+		resp, errC := http.Get(issuedCert.IssuingCertificateURL[0])
+		if errC != nil {
+			return nil, newError("no issuing certificate URL")
+		}
+		defer resp.Body.Close()
+
+		issuerBytes, errC := ioutil.ReadAll(resp.Body)
+		if errC != nil {
+			return nil, newError(errC)
+		}
+
+		issuerCert, errC := x509.ParseCertificate(issuerBytes)
+		if errC != nil {
+			return nil, newError(errC)
+		}
+
+		certificates = append(certificates, issuerCert)
+	}
+	issuerCert := certificates[1]
+
+	ocspReq, err := ocsp.CreateRequest(issuedCert, issuerCert, nil)
+	if err != nil {
+		return nil, err
+	}
+	reader := bytes.NewReader(ocspReq)
+	req, err := http.Post(issuedCert.OCSPServer[0], "application/ocsp-request", reader)
+	if err != nil {
+		return nil, newError(err)
+	}
+	defer req.Body.Close()
+	ocspResBytes, err := ioutil.ReadAll(req.Body)
+
+	if err != nil {
+		return nil, newError(err)
+	}
+	return ocspResBytes, nil
+
+}
+
+// parsePEMBundle parses a certificate bundle from top to bottom and returns
+// a slice of x509 certificates. This function will error if no certificates are found.
+func parsePEMBundle(bundle []byte) ([]*x509.Certificate, error) {
+	var certificates []*x509.Certificate
+	var certDERBlock *pem.Block
+
+	for {
+		certDERBlock, bundle = pem.Decode(bundle)
+		if certDERBlock == nil {
+			break
+		}
+
+		if certDERBlock.Type == "CERTIFICATE" {
+			cert, err := x509.ParseCertificate(certDERBlock.Bytes)
+			if err != nil {
+				return nil, err
+			}
+			certificates = append(certificates, cert)
+		}
+	}
+
+	if len(certificates) == 0 {
+		return nil, newError("no certificates were found while parsing the bundle")
+	}
+
+	return certificates, nil
+}
--- a/common/serial/string.go
+++ b/common/serial/string.go
@@ -8,7 +8,7 @@ import (
 // ToString serialize an arbitrary value into string.
 func ToString(v interface{}) string {
 	if v == nil {
-		return " "
+		return ""
 	}

 	switch value := v.(type) {
--- a/core/core.go
+++ b/core/core.go
@@ -18,7 +18,7 @@ import (
 )

 var (
-	version  = "1.1.4"
+	version  = "1.2.1"
 	build    = "Custom"
 	codename = "Xray, Penetrates Everything."
 	intro    = "A unified platform for anti-censorship."
--- a/core/functions.go
+++ b/core/functions.go
@@ -6,6 +6,7 @@ import (

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/transport/internet/udp"
 )
@@ -53,13 +54,13 @@ func Dial(ctx context.Context, v *Instance, dest net.Destination) (net.Conn, err
 	if err != nil {
 		return nil, err
 	}
-	var readerOpt net.ConnectionOption
+	var readerOpt cnc.ConnectionOption
 	if dest.Network == net.Network_TCP {
-		readerOpt = net.ConnectionOutputMulti(r.Reader)
+		readerOpt = cnc.ConnectionOutputMulti(r.Reader)
 	} else {
-		readerOpt = net.ConnectionOutputMultiUDP(r.Reader)
+		readerOpt = cnc.ConnectionOutputMultiUDP(r.Reader)
 	}
-	return net.NewConnection(net.ConnectionInputMulti(r.Writer), readerOpt), nil
+	return cnc.NewConnection(cnc.ConnectionInputMulti(r.Writer), readerOpt), nil
 }

 // DialUDP provides a way to exchange UDP packets through Xray instance to remote servers.
--- a/core/xray.go
+++ b/core/xray.go
@@ -3,8 +3,13 @@ package core
 import (
 	"context"
 	"reflect"
+	"runtime/debug"
+	"strings"
 	"sync"

+	"github.com/golang/protobuf/proto"
+
+	"github.com/xtls/xray-core/app/proxyman"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/features"
@@ -179,6 +184,31 @@ func NewWithContext(ctx context.Context, config *Config) (*Instance, error) {
 }

 func initInstanceWithConfig(config *Config, server *Instance) (bool, error) {
+	cone := true
+	v, t := false, false
+	for _, outbound := range config.Outbound {
+		s := strings.ToLower(outbound.ProxySettings.Type)
+		l := len(s)
+		if l >= 16 && s[11:16] == "vless" || l >= 16 && s[11:16] == "vmess" {
+			v = true
+			continue
+		}
+		if l >= 17 && s[11:17] == "trojan" || l >= 22 && s[11:22] == "shadowsocks" {
+			t = true
+			var m proxyman.SenderConfig
+			proto.Unmarshal(outbound.SenderSettings.Value, &m)
+			if m.MultiplexSettings != nil && m.MultiplexSettings.Enabled {
+				cone = false
+				break
+			}
+		}
+	}
+	if v && !t {
+		cone = false
+	}
+	server.ctx = context.WithValue(server.ctx, "cone", cone)
+	defer debug.FreeOSMemory()
+
 	if config.Transport != nil {
 		features.PrintDeprecatedFeatureWarning("global transport settings")
 	}
--- a/go.mod
+++ b/go.mod
@@ -3,22 +3,23 @@ module github.com/xtls/xray-core
 go 1.15

 require (
-	github.com/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165 // indirect
+	github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32
 	github.com/golang/mock v1.4.4
 	github.com/golang/protobuf v1.4.3
 	github.com/google/go-cmp v0.5.4
 	github.com/gorilla/websocket v1.4.2
 	github.com/lucas-clemente/quic-go v0.19.3
 	github.com/miekg/dns v1.1.35
+	github.com/pelletier/go-toml v1.8.1
 	github.com/pires/go-proxyproto v0.3.3
-	github.com/seiflotfy/cuckoofilter v0.0.0-20201009151232-afb285a456ab
+	github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c
 	github.com/stretchr/testify v1.6.1
 	github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499
 	go.starlark.net v0.0.0-20201210151846-e81fc95f7bd5
-	golang.org/x/crypto v0.0.0-20201217014255-9d1352758620
-	golang.org/x/net v0.0.0-20201216054612-986b41b23924
+	golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad
+	golang.org/x/net v0.0.0-20201224014010-6772e930b67b
 	golang.org/x/sync v0.0.0-20201207232520-09787c993a3a
-	golang.org/x/sys v0.0.0-20201218084310-7d0127a74742
+	golang.org/x/sys v0.0.0-20210110051926-789bb1bd4061
 	google.golang.org/grpc v1.34.0
 	google.golang.org/protobuf v1.25.0
 	h12.io/socks v1.0.2
--- a/go.sum
+++ b/go.sum
@@ -37,6 +37,8 @@ github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMo
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
+github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32 h1:Mn26/9ZMNWSw9C9ERFA1PUxfmGpolnw2v0bKOREu5ew=
+github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32/go.mod h1:GIjDIg/heH5DOkXY3YJ/wNhfHsQHoXGjl8G8amsYQ1I=
 github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aevW3Awn0=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
@@ -121,6 +123,8 @@ github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7J
 github.com/onsi/gomega v1.10.1 h1:o0+MgICZLuZ7xjH7Vx6zS/zcu93/BEp1VwkIW1mEXCE=
 github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
 github.com/openzipkin/zipkin-go v0.1.1/go.mod h1:NtoC/o8u3JlF1lSlyPNswIbeQH9bJTmOf0Erfk+hxe8=
+github.com/pelletier/go-toml v1.8.1 h1:1Nf83orprkJyknT6h7zbuEGUEjcyVlCxSUGTENmNCRM=
+github.com/pelletier/go-toml v1.8.1/go.mod h1:T2/BmBdy8dvIRq1a/8aqjN41wvWlN4lrapLU/GW4pbc=
 github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2 h1:JhzVVoYvbOACxoUmOs6V/G4D5nPVUW73rKvXxP4XUJc=
 github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2/go.mod h1:iIss55rKnNBTvrwdmkUpLnDpZoAHvWaiq5+iMmen4AE=
 github.com/pires/go-proxyproto v0.3.3 h1:jOXGrsAfSQVFiD1hWg1aiHpLYsd6SJw/8cLN594sB7Q=
@@ -134,8 +138,8 @@ github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:
 github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro=
 github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
-github.com/seiflotfy/cuckoofilter v0.0.0-20201009151232-afb285a456ab h1:O43uBnD2Y6fo1oFsXY+Vqp1n3RFfxg1u3XATDGvUXgI=
-github.com/seiflotfy/cuckoofilter v0.0.0-20201009151232-afb285a456ab/go.mod h1:ET5mVvNjwaGXRgZxO9UZr7X+8eAf87AfIYNwRSp9s4Y=
+github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c h1:pqy40B3MQWYrza7YZXOXgl0Nf0QGFqrOC0BKae1UNAA=
+github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c/go.mod h1:bR6DqgcAl1zTcOX8/pE2Qkj9XO00eCNqmKb7lXP8EAg=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/shurcooL/component v0.0.0-20170202220835-f88ec8f54cc4/go.mod h1:XhFIlyj5a1fBNx5aJTbKoIq0mNaPvOagO+HjB3EtxrY=
 github.com/shurcooL/events v0.0.0-20181021180414-410e4ca65f48/go.mod h1:5u70Mqkb5O5cxEA8nxTsgrgLehJeAw6Oc4Ab1c/P1HM=
@@ -184,8 +188,8 @@ golang.org/x/crypto v0.0.0-20190313024323-a1f597ede03a/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20201217014255-9d1352758620 h1:3wPMTskHO3+O6jqTEXyFcsnuxMQOqYSaHsDxcbUXpqA=
-golang.org/x/crypto v0.0.0-20201217014255-9d1352758620/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
+golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad h1:DN0cp81fZ3njFcrLCytUHRSUkqBjfTo4Tx9RJTWs0EY=
+golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -206,8 +210,8 @@ golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
-golang.org/x/net v0.0.0-20201216054612-986b41b23924 h1:QsnDpLLOKwHBBDa8nDws4DYNc/ryVW2vCpxCs09d4PY=
-golang.org/x/net v0.0.0-20201216054612-986b41b23924/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20201224014010-6772e930b67b h1:iFwSg7t5GZmB/Q5TjiEAsdoLDrdJRC1RiF2WhuV29Qw=
+golang.org/x/net v0.0.0-20201224014010-6772e930b67b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -238,8 +242,8 @@ golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201218084310-7d0127a74742 h1:+CBz4km/0KPU3RGTwARGh/noP3bEwtHcq+0YcBQM2JQ=
-golang.org/x/sys v0.0.0-20201218084310-7d0127a74742/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210110051926-789bb1bd4061 h1:DQmQoKxQWtyybCtX/3dIuDBcAhFszqq8YiNeS6sNu1c=
+golang.org/x/sys v0.0.0-20210110051926-789bb1bd4061/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -310,8 +314,9 @@ gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c h1:grhR+C34yXImVGp7EzNk+DTIk+323eIUWOmEevy6bDo=
+gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
 h12.io/socks v1.0.2 h1:cZhhbV8+DE0Y1kotwhr1a3RC3kFO7AtuZ4GLr3qKSc8=
 h12.io/socks v1.0.2/go.mod h1:AIhxy1jOId/XCz9BO+EIgNL2rQiPTBNnOfnVnQ+3Eck=
--- a/infra/conf/dns.go
+++ b/infra/conf/dns.go
@@ -84,7 +84,7 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {

 	geoipList, err := toCidrList(c.ExpectIPs)
 	if err != nil {
-		return nil, newError("invalid ip rule: ", c.ExpectIPs).Base(err)
+		return nil, newError("invalid IP rule: ", c.ExpectIPs).Base(err)
 	}

 	return &dns.NameServer{
@@ -142,7 +142,7 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 	for _, server := range c.Servers {
 		ns, err := server.Build()
 		if err != nil {
-			return nil, newError("failed to build name server").Base(err)
+			return nil, newError("failed to build nameserver").Base(err)
 		}
 		config.NameServer = append(config.NameServer, ns)
 	}
@@ -159,15 +159,23 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 			var mappings []*dns.Config_HostMapping
 			switch {
 			case strings.HasPrefix(domain, "domain:"):
+				domainName := domain[7:]
+				if len(domainName) == 0 {
+					return nil, newError("empty domain type of rule: ", domain)
+				}
 				mapping := getHostMapping(addr)
 				mapping.Type = dns.DomainMatchingType_Subdomain
-				mapping.Domain = domain[7:]
+				mapping.Domain = domainName
 				mappings = append(mappings, mapping)

 			case strings.HasPrefix(domain, "geosite:"):
-				domains, err := loadGeositeWithAttr("geosite.dat", strings.ToUpper(domain[8:]))
+				listName := domain[8:]
+				if len(listName) == 0 {
+					return nil, newError("empty geosite rule: ", domain)
+				}
+				domains, err := loadGeositeWithAttr("geosite.dat", listName)
 				if err != nil {
-					return nil, newError("invalid geosite settings: ", domain).Base(err)
+					return nil, newError("failed to load geosite: ", listName).Base(err)
 				}
 				for _, d := range domains {
 					mapping := getHostMapping(addr)
@@ -177,21 +185,33 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 				}

 			case strings.HasPrefix(domain, "regexp:"):
+				regexpVal := domain[7:]
+				if len(regexpVal) == 0 {
+					return nil, newError("empty regexp type of rule: ", domain)
+				}
 				mapping := getHostMapping(addr)
 				mapping.Type = dns.DomainMatchingType_Regex
-				mapping.Domain = domain[7:]
+				mapping.Domain = regexpVal
 				mappings = append(mappings, mapping)

 			case strings.HasPrefix(domain, "keyword:"):
+				keywordVal := domain[8:]
+				if len(keywordVal) == 0 {
+					return nil, newError("empty keyword type of rule: ", domain)
+				}
 				mapping := getHostMapping(addr)
 				mapping.Type = dns.DomainMatchingType_Keyword
-				mapping.Domain = domain[8:]
+				mapping.Domain = keywordVal
 				mappings = append(mappings, mapping)

 			case strings.HasPrefix(domain, "full:"):
+				fullVal := domain[5:]
+				if len(fullVal) == 0 {
+					return nil, newError("empty full domain type of rule: ", domain)
+				}
 				mapping := getHostMapping(addr)
 				mapping.Type = dns.DomainMatchingType_Full
-				mapping.Domain = domain[5:]
+				mapping.Domain = fullVal
 				mappings = append(mappings, mapping)

 			case strings.HasPrefix(domain, "dotless:"):
@@ -213,10 +233,10 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 					return nil, newError("invalid external resource: ", domain)
 				}
 				filename := kv[0]
-				country := kv[1]
-				domains, err := loadGeositeWithAttr(filename, country)
+				list := kv[1]
+				domains, err := loadGeositeWithAttr(filename, list)
 				if err != nil {
-					return nil, newError("failed to load domains: ", country, " from ", filename).Base(err)
+					return nil, newError("failed to load domain list: ", list, " from ", filename).Base(err)
 				}
 				for _, d := range domains {
 					mapping := getHostMapping(addr)
--- a/infra/conf/serial/loader.go
+++ b/infra/conf/serial/loader.go
@@ -4,6 +4,10 @@ import (
 	"bytes"
 	"encoding/json"
 	"io"
+	"io/ioutil"
+
+	"github.com/ghodss/yaml"
+	"github.com/pelletier/go-toml"

 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/core"
@@ -80,3 +84,68 @@ func LoadJSONConfig(reader io.Reader) (*core.Config, error) {

 	return pbConfig, nil
 }
+
+// DecodeTOMLConfig reads from reader and decode the config into *conf.Config
+// using github.com/pelletier/go-toml and map to convert toml to json.
+func DecodeTOMLConfig(reader io.Reader) (*conf.Config, error) {
+	tomlFile, err := ioutil.ReadAll(reader)
+	if err != nil {
+		return nil, newError("failed to read config file").Base(err)
+	}
+
+	configMap := make(map[string]interface{})
+	if err := toml.Unmarshal(tomlFile, &configMap); err != nil {
+		return nil, newError("failed to convert toml to map").Base(err)
+	}
+
+	jsonFile, err := json.Marshal(&configMap)
+	if err != nil {
+		return nil, newError("failed to convert map to json").Base(err)
+	}
+
+	return DecodeJSONConfig(bytes.NewReader(jsonFile))
+}
+
+func LoadTOMLConfig(reader io.Reader) (*core.Config, error) {
+	tomlConfig, err := DecodeTOMLConfig(reader)
+	if err != nil {
+		return nil, err
+	}
+
+	pbConfig, err := tomlConfig.Build()
+	if err != nil {
+		return nil, newError("failed to parse toml config").Base(err)
+	}
+
+	return pbConfig, nil
+}
+
+// DecodeYAMLConfig reads from reader and decode the config into *conf.Config
+// using github.com/ghodss/yaml to convert yaml to json.
+func DecodeYAMLConfig(reader io.Reader) (*conf.Config, error) {
+	yamlFile, err := ioutil.ReadAll(reader)
+	if err != nil {
+		return nil, newError("failed to read config file").Base(err)
+	}
+
+	jsonFile, err := yaml.YAMLToJSON(yamlFile)
+	if err != nil {
+		return nil, newError("failed to convert yaml to json").Base(err)
+	}
+
+	return DecodeJSONConfig(bytes.NewReader(jsonFile))
+}
+
+func LoadYAMLConfig(reader io.Reader) (*core.Config, error) {
+	yamlConfig, err := DecodeYAMLConfig(reader)
+	if err != nil {
+		return nil, err
+	}
+
+	pbConfig, err := yamlConfig.Build()
+	if err != nil {
+		return nil, newError("failed to parse yaml config").Base(err)
+	}
+
+	return pbConfig, nil
+}
--- a/infra/conf/transport_internet.go
+++ b/infra/conf/transport_internet.go
@@ -247,11 +247,12 @@ func readFileOrString(f string, s []string) ([]byte, error) {
 }

 type TLSCertConfig struct {
-	CertFile string   `json:"certificateFile"`
-	CertStr  []string `json:"certificate"`
-	KeyFile  string   `json:"keyFile"`
-	KeyStr   []string `json:"key"`
-	Usage    string   `json:"usage"`
+	CertFile     string   `json:"certificateFile"`
+	CertStr      []string `json:"certificate"`
+	KeyFile      string   `json:"keyFile"`
+	KeyStr       []string `json:"key"`
+	Usage        string   `json:"usage"`
+	OcspStapling int64    `json:"ocspStapling"`
 }

 // Build implements Buildable.
@@ -283,6 +284,8 @@ func (c *TLSCertConfig) Build() (*tls.Certificate, error) {
 		certificate.Usage = tls.Certificate_ENCIPHERMENT
 	}

+	certificate.OcspStapling = c.OcspStapling
+
 	return certificate, nil
 }

@@ -291,7 +294,7 @@ type TLSConfig struct {
 	Certs                    []*TLSCertConfig `json:"certificates"`
 	ServerName               string           `json:"serverName"`
 	ALPN                     *StringList      `json:"alpn"`
-	DisableSessionResumption bool             `json:"disableSessionResumption"`
+	EnableSessionResumption  bool             `json:"enableSessionResumption"`
 	DisableSystemRoot        bool             `json:"disableSystemRoot"`
 	MinVersion               string           `json:"minVersion"`
 	MaxVersion               string           `json:"maxVersion"`
@@ -318,7 +321,7 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 	if c.ALPN != nil && len(*c.ALPN) > 0 {
 		config.NextProtocol = []string(*c.ALPN)
 	}
-	config.DisableSessionResumption = c.DisableSessionResumption
+	config.EnableSessionResumption = c.EnableSessionResumption
 	config.DisableSystemRoot = c.DisableSystemRoot
 	config.MinVersion = c.MinVersion
 	config.MaxVersion = c.MaxVersion
@@ -328,11 +331,12 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 }

 type XTLSCertConfig struct {
-	CertFile string   `json:"certificateFile"`
-	CertStr  []string `json:"certificate"`
-	KeyFile  string   `json:"keyFile"`
-	KeyStr   []string `json:"key"`
-	Usage    string   `json:"usage"`
+	CertFile     string   `json:"certificateFile"`
+	CertStr      []string `json:"certificate"`
+	KeyFile      string   `json:"keyFile"`
+	KeyStr       []string `json:"key"`
+	Usage        string   `json:"usage"`
+	OcspStapling int64    `json:"ocspStapling"`
 }

 // Build implements Buildable.
@@ -364,6 +368,8 @@ func (c *XTLSCertConfig) Build() (*xtls.Certificate, error) {
 		certificate.Usage = xtls.Certificate_ENCIPHERMENT
 	}

+	certificate.OcspStapling = c.OcspStapling
+
 	return certificate, nil
 }

@@ -372,7 +378,7 @@ type XTLSConfig struct {
 	Certs                    []*XTLSCertConfig `json:"certificates"`
 	ServerName               string            `json:"serverName"`
 	ALPN                     *StringList       `json:"alpn"`
-	DisableSessionResumption bool              `json:"disableSessionResumption"`
+	EnableSessionResumption  bool              `json:"enableSessionResumption"`
 	DisableSystemRoot        bool              `json:"disableSystemRoot"`
 	MinVersion               string            `json:"minVersion"`
 	MaxVersion               string            `json:"maxVersion"`
@@ -399,7 +405,7 @@ func (c *XTLSConfig) Build() (proto.Message, error) {
 	if c.ALPN != nil && len(*c.ALPN) > 0 {
 		config.NextProtocol = []string(*c.ALPN)
 	}
-	config.DisableSessionResumption = c.DisableSessionResumption
+	config.EnableSessionResumption = c.EnableSessionResumption
 	config.DisableSystemRoot = c.DisableSystemRoot
 	config.MinVersion = c.MinVersion
 	config.MaxVersion = c.MaxVersion
--- a/infra/conf/trojan.go
+++ b/infra/conf/trojan.go
@@ -167,7 +167,7 @@ func (c *TrojanServerConfig) Build() (proto.Message, error) {
 				switch fb.Dest[0] {
 				case '@', '/':
 					fb.Type = "unix"
-					if fb.Dest[0] == '@' && len(fb.Dest) > 1 && fb.Dest[1] == '@' && runtime.GOOS == "linux" {
+					if fb.Dest[0] == '@' && len(fb.Dest) > 1 && fb.Dest[1] == '@' && (runtime.GOOS == "linux" || runtime.GOOS == "android") {
 						fullAddr := make([]byte, len(syscall.RawSockaddrUnix{}.Path)) // may need padding to work with haproxy
 						copy(fullAddr, fb.Dest[1:])
 						fb.Dest = string(fullAddr)
--- a/infra/conf/vless.go
+++ b/infra/conf/vless.go
@@ -101,7 +101,7 @@ func (c *VLessInboundConfig) Build() (proto.Message, error) {
 				switch fb.Dest[0] {
 				case '@', '/':
 					fb.Type = "unix"
-					if fb.Dest[0] == '@' && len(fb.Dest) > 1 && fb.Dest[1] == '@' && runtime.GOOS == "linux" {
+					if fb.Dest[0] == '@' && len(fb.Dest) > 1 && fb.Dest[1] == '@' && (runtime.GOOS == "linux" || runtime.GOOS == "android") {
 						fullAddr := make([]byte, len(syscall.RawSockaddrUnix{}.Path)) // may need padding to work with haproxy
 						copy(fullAddr, fb.Dest[1:])
 						fb.Dest = string(fullAddr)
--- a/main/distro/all/all.go
+++ b/main/distro/all/all.go
@@ -57,15 +57,14 @@ import (
 	_ "github.com/xtls/xray-core/transport/internet/headers/wechat"
 	_ "github.com/xtls/xray-core/transport/internet/headers/wireguard"

-	// JSON config support. Choose only one from the two below.
-	// The following line loads JSON from xctl
-	// _ "github.com/xtls/xray-core/main/json"
-	// The following line loads JSON internally
-	_ "github.com/xtls/xray-core/main/jsonem"
+	// JSON & TOML & YAML
+	_ "github.com/xtls/xray-core/main/json"
+	_ "github.com/xtls/xray-core/main/toml"
+	_ "github.com/xtls/xray-core/main/yaml"

 	// Load config from file or http(s)
 	_ "github.com/xtls/xray-core/main/confloader/external"

-	// commands
+	// Commands
 	_ "github.com/xtls/xray-core/main/commands/all"
 )
--- a/main/json/config_json.go
+++ b/main/json/config_json.go
@@ -1,38 +0,0 @@
-package json
-
-//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
-
-import (
-	"io"
-	"os"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/cmdarg"
-	core "github.com/xtls/xray-core/core"
-	"github.com/xtls/xray-core/main/confloader"
-)
-
-func init() {
-	common.Must(core.RegisterConfigLoader(&core.ConfigFormat{
-		Name:      "JSON",
-		Extension: []string{"json"},
-		Loader: func(input interface{}) (*core.Config, error) {
-			switch v := input.(type) {
-			case cmdarg.Arg:
-				r, err := confloader.LoadExtConfig(v, os.Stdin)
-				if err != nil {
-					return nil, newError("failed to execute xctl to convert config file.").Base(err).AtWarning()
-				}
-				return core.LoadConfig("protobuf", "", r)
-			case io.Reader:
-				r, err := confloader.LoadExtConfig([]string{"stdin:"}, os.Stdin)
-				if err != nil {
-					return nil, newError("failed to execute xctl to convert config file.").Base(err).AtWarning()
-				}
-				return core.LoadConfig("protobuf", "", r)
-			default:
-				return nil, newError("unknown type")
-			}
-		},
-	}))
-}
--- a/main/jsonem/jsonem.go
+++ b/main/jsonem/jsonem.go
@@ -1,4 +1,4 @@
-package jsonem
+package json

 import (
 	"io"
--- a/main/run.go
+++ b/main/run.go
@@ -8,6 +8,7 @@ import (
 	"os/signal"
 	"path"
 	"path/filepath"
+	"regexp"
 	"runtime"
 	"runtime/debug"
 	"strings"
@@ -66,17 +67,19 @@ func executeRun(cmd *base.Command, args []string) {
 	printVersion()
 	server, err := startXray()
 	if err != nil {
-		base.Fatalf("Failed to start: %s", err)
+		fmt.Println("Failed to start:", err)
+		// Configuration error. Exit with a special value to prevent systemd from restarting.
+		os.Exit(23)
 	}

 	if *test {
 		fmt.Println("Configuration OK.")
-		base.SetExitStatus(0)
-		base.Exit()
+		os.Exit(0)
 	}

 	if err := server.Start(); err != nil {
-		base.Fatalf("Failed to start: %s", err)
+		fmt.Println("Failed to start:", err)
+		os.Exit(-1)
 	}
 	defer server.Close()

@@ -114,7 +117,11 @@ func readConfDir(dirPath string) {
 		log.Fatalln(err)
 	}
 	for _, f := range confs {
-		if strings.HasSuffix(f.Name(), ".json") {
+		matched, err := regexp.MatchString(`^.+\.(json|toml|yaml|yml)$`, f.Name())
+		if err != nil {
+			log.Fatalln(err)
+		}
+		if matched {
 			configFiles.Set(path.Join(dirPath, f.Name()))
 		}
 	}
@@ -154,6 +161,10 @@ func getConfigFormat() string {
 	switch strings.ToLower(*format) {
 	case "pb", "protobuf":
 		return "protobuf"
+	case "yaml", "yml":
+		return "yaml"
+	case "toml":
+		return "toml"
 	default:
 		return "json"
 	}
@@ -163,6 +174,9 @@ func startXray() (core.Server, error) {
 	configFiles := getConfigFilePath()

 	config, err := core.LoadConfig(getConfigFormat(), configFiles[0], configFiles)
+
+	//config, err := core.LoadConfigs(getConfigFormat(), configFiles)
+
 	if err != nil {
 		return nil, newError("failed to load config files: [", configFiles.String(), "]").Base(err)
 	}
--- a/main/toml/errors.generated.go
+++ b/main/toml/errors.generated.go
@@ -0,0 +1,9 @@
+package toml
+
+import "github.com/xtls/xray-core/common/errors"
+
+type errPathObjHolder struct{}
+
+func newError(values ...interface{}) *errors.Error {
+	return errors.New(values...).WithPathObj(errPathObjHolder{})
+}
--- a/main/toml/toml.go
+++ b/main/toml/toml.go
@@ -0,0 +1,48 @@
+package toml
+
+import (
+	"io"
+
+	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/cmdarg"
+	"github.com/xtls/xray-core/core"
+	"github.com/xtls/xray-core/infra/conf"
+	"github.com/xtls/xray-core/infra/conf/serial"
+	"github.com/xtls/xray-core/main/confloader"
+)
+
+func init() {
+	common.Must(core.RegisterConfigLoader(&core.ConfigFormat{
+		Name:      "TOML",
+		Extension: []string{"toml"},
+		Loader: func(input interface{}) (*core.Config, error) {
+			switch v := input.(type) {
+			case cmdarg.Arg:
+				cf := &conf.Config{}
+				for i, arg := range v {
+					newError("Reading config: ", arg).AtInfo().WriteToLog()
+					r, err := confloader.LoadConfig(arg)
+					if err != nil {
+						return nil, newError("failed to read config: ", arg).Base(err)
+					}
+					c, err := serial.DecodeTOMLConfig(r)
+					if err != nil {
+						return nil, newError("failed to decode config: ", arg).Base(err)
+					}
+					if i == 0 {
+						// This ensure even if the muti-json parser do not support a setting,
+						// It is still respected automatically for the first configure file
+						*cf = *c
+						continue
+					}
+					cf.Override(c, arg)
+				}
+				return cf.Build()
+			case io.Reader:
+				return serial.LoadTOMLConfig(v)
+			default:
+				return nil, newError("unknow type")
+			}
+		},
+	}))
+}
--- a/main/yaml/errors.generated.go
+++ b/main/yaml/errors.generated.go
@@ -0,0 +1,9 @@
+package yaml
+
+import "github.com/xtls/xray-core/common/errors"
+
+type errPathObjHolder struct{}
+
+func newError(values ...interface{}) *errors.Error {
+	return errors.New(values...).WithPathObj(errPathObjHolder{})
+}
--- a/main/yaml/yaml.go
+++ b/main/yaml/yaml.go
@@ -0,0 +1,48 @@
+package yaml
+
+import (
+	"io"
+
+	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/cmdarg"
+	"github.com/xtls/xray-core/core"
+	"github.com/xtls/xray-core/infra/conf"
+	"github.com/xtls/xray-core/infra/conf/serial"
+	"github.com/xtls/xray-core/main/confloader"
+)
+
+func init() {
+	common.Must(core.RegisterConfigLoader(&core.ConfigFormat{
+		Name:      "YAML",
+		Extension: []string{"yaml", "yml"},
+		Loader: func(input interface{}) (*core.Config, error) {
+			switch v := input.(type) {
+			case cmdarg.Arg:
+				cf := &conf.Config{}
+				for i, arg := range v {
+					newError("Reading config: ", arg).AtInfo().WriteToLog()
+					r, err := confloader.LoadConfig(arg)
+					if err != nil {
+						return nil, newError("failed to read config: ", arg).Base(err)
+					}
+					c, err := serial.DecodeYAMLConfig(r)
+					if err != nil {
+						return nil, newError("failed to decode config: ", arg).Base(err)
+					}
+					if i == 0 {
+						// This ensure even if the muti-json parser do not support a setting,
+						// It is still respected automatically for the first configure file
+						*cf = *c
+						continue
+					}
+					cf.Override(c, arg)
+				}
+				return cf.Build()
+			case io.Reader:
+				return serial.LoadYAMLConfig(v)
+			default:
+				return nil, newError("unknow type")
+			}
+		},
+	}))
+}
--- a/proxy/dokodemo/dokodemo.go
+++ b/proxy/dokodemo/dokodemo.go
@@ -163,36 +163,60 @@ func (d *DokodemoDoor) Process(ctx context.Context, network net.Network, conn in
 		if !destinationOverridden {
 			writer = &buf.SequentialWriter{Writer: conn}
 		} else {
-			sockopt := &internet.SocketConfig{
-				Tproxy: internet.SocketConfig_TProxy,
+			back := conn.RemoteAddr().(*net.UDPAddr)
+			if !dest.Address.Family().IsIP() {
+				if len(back.IP) == 4 {
+					dest.Address = net.AnyIP
+				} else {
+					dest.Address = net.AnyIPv6
+				}
 			}
-			if dest.Address.Family().IsIP() {
-				sockopt.BindAddress = dest.Address.IP()
-				sockopt.BindPort = uint32(dest.Port)
+			addr := &net.UDPAddr{
+				IP:   dest.Address.IP(),
+				Port: int(dest.Port),
 			}
+			var mark int
 			if d.sockopt != nil {
-				sockopt.Mark = d.sockopt.Mark
+				mark = int(d.sockopt.Mark)
 			}
-			tConn, err := internet.DialSystem(ctx, net.DestinationFromAddr(conn.RemoteAddr()), sockopt)
+			pConn, err := FakeUDP(addr, mark)
 			if err != nil {
 				return err
 			}
-			defer tConn.Close()
-
-			writer = &buf.SequentialWriter{Writer: tConn}
-			tReader := buf.NewPacketReader(tConn)
-			requestCount++
-			tproxyRequest = func() error {
-				defer func() {
-					if atomic.AddInt32(&requestCount, -1) == 0 {
-						timer.SetTimeout(plcy.Timeouts.DownlinkOnly)
-					}
-				}()
-				if err := buf.Copy(tReader, link.Writer, buf.UpdateActivity(timer)); err != nil {
-					return newError("failed to transport request (TPROXY conn)").Base(err)
+			writer = NewPacketWriter(pConn, &dest, mark, back)
+			defer writer.(*PacketWriter).Close()
+			/*
+				sockopt := &internet.SocketConfig{
+					Tproxy: internet.SocketConfig_TProxy,
 				}
-				return nil
-			}
+				if dest.Address.Family().IsIP() {
+					sockopt.BindAddress = dest.Address.IP()
+					sockopt.BindPort = uint32(dest.Port)
+				}
+				if d.sockopt != nil {
+					sockopt.Mark = d.sockopt.Mark
+				}
+				tConn, err := internet.DialSystem(ctx, net.DestinationFromAddr(conn.RemoteAddr()), sockopt)
+				if err != nil {
+					return err
+				}
+				defer tConn.Close()
+
+				writer = &buf.SequentialWriter{Writer: tConn}
+				tReader := buf.NewPacketReader(tConn)
+				requestCount++
+				tproxyRequest = func() error {
+					defer func() {
+						if atomic.AddInt32(&requestCount, -1) == 0 {
+							timer.SetTimeout(plcy.Timeouts.DownlinkOnly)
+						}
+					}()
+					if err := buf.Copy(tReader, link.Writer, buf.UpdateActivity(timer)); err != nil {
+						return newError("failed to transport request (TPROXY conn)").Base(err)
+					}
+					return nil
+				}
+			*/
 		}
 	}

@@ -215,3 +239,74 @@ func (d *DokodemoDoor) Process(ctx context.Context, network net.Network, conn in

 	return nil
 }
+
+func NewPacketWriter(conn net.PacketConn, d *net.Destination, mark int, back *net.UDPAddr) buf.Writer {
+	writer := &PacketWriter{
+		conn:  conn,
+		conns: make(map[net.Destination]net.PacketConn),
+		mark:  mark,
+		back:  back,
+	}
+	writer.conns[*d] = conn
+	return writer
+}
+
+type PacketWriter struct {
+	conn  net.PacketConn
+	conns map[net.Destination]net.PacketConn
+	mark  int
+	back  *net.UDPAddr
+}
+
+func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	for {
+		mb2, b := buf.SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+		var err error
+		if b.UDP != nil && b.UDP.Address.Family().IsIP() {
+			conn := w.conns[*b.UDP]
+			if conn == nil {
+				conn, err = FakeUDP(
+					&net.UDPAddr{
+						IP:   b.UDP.Address.IP(),
+						Port: int(b.UDP.Port),
+					},
+					w.mark,
+				)
+				if err != nil {
+					b.Release()
+					buf.ReleaseMulti(mb)
+					return err
+				}
+				w.conns[*b.UDP] = conn
+			}
+			_, err = conn.WriteTo(b.Bytes(), w.back)
+			if err != nil {
+				conn.Close()
+				w.conns[*b.UDP] = nil
+				newError(err).WriteToLog()
+			}
+			b.Release()
+		} else {
+			_, err = w.conn.WriteTo(b.Bytes(), w.back)
+			b.Release()
+			if err != nil {
+				buf.ReleaseMulti(mb)
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+func (w *PacketWriter) Close() error {
+	for _, conn := range w.conns {
+		if conn != nil {
+			conn.Close()
+		}
+	}
+	return nil
+}
--- a/proxy/dokodemo/fakeudp_linux.go
+++ b/proxy/dokodemo/fakeudp_linux.go
@@ -0,0 +1,72 @@
+// +build linux
+
+package dokodemo
+
+import (
+	"fmt"
+	"net"
+	"os"
+	"syscall"
+)
+
+func FakeUDP(addr *net.UDPAddr, mark int) (net.PacketConn, error) {
+
+	localSocketAddress, af, err := udpAddrToSocketAddr(addr)
+	if err != nil {
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("build local socket address: %s", err)}
+	}
+
+	fileDescriptor, err := syscall.Socket(af, syscall.SOCK_DGRAM, 0)
+	if err != nil {
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("socket open: %s", err)}
+	}
+
+	if mark != 0 {
+		if err = syscall.SetsockoptInt(fileDescriptor, syscall.SOL_SOCKET, syscall.SO_MARK, mark); err != nil {
+			syscall.Close(fileDescriptor)
+			return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("set socket option: SO_MARK: %s", err)}
+		}
+	}
+
+	if err = syscall.SetsockoptInt(fileDescriptor, syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1); err != nil {
+		syscall.Close(fileDescriptor)
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("set socket option: SO_REUSEADDR: %s", err)}
+	}
+
+	if err = syscall.SetsockoptInt(fileDescriptor, syscall.SOL_IP, syscall.IP_TRANSPARENT, 1); err != nil {
+		syscall.Close(fileDescriptor)
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("set socket option: IP_TRANSPARENT: %s", err)}
+	}
+
+	if err = syscall.Bind(fileDescriptor, localSocketAddress); err != nil {
+		syscall.Close(fileDescriptor)
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("socket bind: %s", err)}
+	}
+
+	fdFile := os.NewFile(uintptr(fileDescriptor), fmt.Sprintf("net-udp-fake-%s", addr.String()))
+	defer fdFile.Close()
+
+	packetConn, err := net.FilePacketConn(fdFile)
+	if err != nil {
+		syscall.Close(fileDescriptor)
+		return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("convert file descriptor to connection: %s", err)}
+	}
+
+	return packetConn, nil
+}
+
+func udpAddrToSocketAddr(addr *net.UDPAddr) (syscall.Sockaddr, int, error) {
+	switch {
+	case addr.IP.To4() != nil:
+		ip := [4]byte{}
+		copy(ip[:], addr.IP.To4())
+
+		return &syscall.SockaddrInet4{Addr: ip, Port: addr.Port}, syscall.AF_INET, nil
+
+	default:
+		ip := [16]byte{}
+		copy(ip[:], addr.IP.To16())
+
+		return &syscall.SockaddrInet6{Addr: ip, Port: addr.Port, ZoneId: 0}, syscall.AF_INET6, nil
+	}
+}
--- a/proxy/dokodemo/fakeudp_other.go
+++ b/proxy/dokodemo/fakeudp_other.go
@@ -0,0 +1,12 @@
+// +build !linux
+
+package dokodemo
+
+import (
+	"fmt"
+	"net"
+)
+
+func FakeUDP(addr *net.UDPAddr, mark int) (net.PacketConn, error) {
+	return nil, &net.OpError{Op: "fake", Err: fmt.Errorf("!linux")}
+}
--- a/proxy/freedom/freedom.go
+++ b/proxy/freedom/freedom.go
@@ -17,6 +17,7 @@ import (
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/dns"
 	"github.com/xtls/xray-core/features/policy"
+	"github.com/xtls/xray-core/features/stats"
 	"github.com/xtls/xray-core/transport"
 	"github.com/xtls/xray-core/transport/internet"
 )
@@ -148,7 +149,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 		if destination.Network == net.Network_TCP {
 			writer = buf.NewWriter(conn)
 		} else {
-			writer = &buf.SequentialWriter{Writer: conn}
+			writer = NewPacketWriter(conn, h, ctx)
 		}

 		if err := buf.Copy(input, writer, buf.UpdateActivity(timer)); err != nil {
@@ -165,7 +166,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 		if destination.Network == net.Network_TCP {
 			reader = buf.NewReader(conn)
 		} else {
-			reader = buf.NewPacketReader(conn)
+			reader = NewPacketReader(conn)
 		}
 		if err := buf.Copy(reader, output, buf.UpdateActivity(timer)); err != nil {
 			return newError("failed to process response").Base(err)
@@ -180,3 +181,112 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte

 	return nil
 }
+
+func NewPacketReader(conn net.Conn) buf.Reader {
+	iConn := conn
+	statConn, ok := iConn.(*internet.StatCouterConnection)
+	if ok {
+		iConn = statConn.Connection
+	}
+	var counter stats.Counter
+	if statConn != nil {
+		counter = statConn.ReadCounter
+	}
+	if c, ok := iConn.(*internet.PacketConnWrapper); ok {
+		return &PacketReader{
+			PacketConnWrapper: c,
+			Counter:           counter,
+		}
+	}
+	return &buf.PacketReader{Reader: conn}
+}
+
+type PacketReader struct {
+	*internet.PacketConnWrapper
+	stats.Counter
+}
+
+func (r *PacketReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
+	b := buf.New()
+	b.Resize(0, buf.Size)
+	n, d, err := r.PacketConnWrapper.ReadFrom(b.Bytes())
+	if err != nil {
+		b.Release()
+		return nil, err
+	}
+	b.Resize(0, int32(n))
+	b.UDP = &net.Destination{
+		Address: net.IPAddress(d.(*net.UDPAddr).IP),
+		Port:    net.Port(d.(*net.UDPAddr).Port),
+		Network: net.Network_UDP,
+	}
+	if r.Counter != nil {
+		r.Counter.Add(int64(n))
+	}
+	return buf.MultiBuffer{b}, nil
+}
+
+func NewPacketWriter(conn net.Conn, h *Handler, ctx context.Context) buf.Writer {
+	iConn := conn
+	statConn, ok := iConn.(*internet.StatCouterConnection)
+	if ok {
+		iConn = statConn.Connection
+	}
+	var counter stats.Counter
+	if statConn != nil {
+		counter = statConn.WriteCounter
+	}
+	if c, ok := iConn.(*internet.PacketConnWrapper); ok {
+		return &PacketWriter{
+			PacketConnWrapper: c,
+			Counter:           counter,
+			Handler:           h,
+			Context:           ctx,
+		}
+	}
+	return &buf.SequentialWriter{Writer: conn}
+}
+
+type PacketWriter struct {
+	*internet.PacketConnWrapper
+	stats.Counter
+	*Handler
+	context.Context
+}
+
+func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	for {
+		mb2, b := buf.SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+		var n int
+		var err error
+		if b.UDP != nil {
+			if w.Handler.config.useIP() && b.UDP.Address.Family().IsDomain() {
+				ip := w.Handler.resolveIP(w.Context, b.UDP.Address.Domain(), nil)
+				if ip != nil {
+					b.UDP.Address = ip
+				}
+			}
+			destAddr, _ := net.ResolveUDPAddr("udp", b.UDP.NetAddr())
+			if destAddr == nil {
+				b.Release()
+				continue
+			}
+			n, err = w.PacketConnWrapper.WriteTo(b.Bytes(), destAddr)
+		} else {
+			n, err = w.PacketConnWrapper.Write(b.Bytes())
+		}
+		b.Release()
+		if err != nil {
+			buf.ReleaseMulti(mb)
+			return err
+		}
+		if w.Counter != nil {
+			w.Counter.Add(int64(n))
+		}
+	}
+	return nil
+}
--- a/proxy/http/client.go
+++ b/proxy/http/client.go
@@ -168,6 +168,7 @@ func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, u
 			rawConn.Close()
 			return nil, err
 		}
+		defer resp.Body.Close()

 		if resp.StatusCode != http.StatusOK {
 			rawConn.Close()
--- a/proxy/http/server.go
+++ b/proxy/http/server.go
@@ -293,6 +293,7 @@ func (s *Server) handlePlainHTTP(ctx context.Context, request *http.Request, wri
 				response.Close = true
 				result = nil
 			}
+			defer response.Body.Close()
 		} else {
 			newError("failed to read response from ", request.Host).Base(err).AtWarning().WriteToLog(session.ExportIDToError(ctx))
 			response = &http.Response{
--- a/proxy/shadowsocks/client.go
+++ b/proxy/shadowsocks/client.go
@@ -134,14 +134,15 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 	}

 	if request.Command == protocol.RequestCommandUDP {
-		writer := &buf.SequentialWriter{Writer: &UDPWriter{
-			Writer:  conn,
-			Request: request,
-		}}

 		requestDone := func() error {
 			defer timer.SetTimeout(sessionPolicy.Timeouts.DownlinkOnly)

+			writer := &UDPWriter{
+				Writer:  conn,
+				Request: request,
+			}
+
 			if err := buf.Copy(link.Reader, writer, buf.UpdateActivity(timer)); err != nil {
 				return newError("failed to transport all UDP request").Base(err)
 			}
--- a/proxy/shadowsocks/protocol.go
+++ b/proxy/shadowsocks/protocol.go
@@ -230,11 +230,13 @@ func (v *UDPReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
 		buffer.Release()
 		return nil, err
 	}
-	_, payload, err := DecodeUDPPacket(v.User, buffer)
+	u, payload, err := DecodeUDPPacket(v.User, buffer)
 	if err != nil {
 		buffer.Release()
 		return nil, err
 	}
+	dest := u.Destination()
+	payload.UDP = &dest
 	return buf.MultiBuffer{payload}, nil
 }

@@ -243,13 +245,33 @@ type UDPWriter struct {
 	Request *protocol.RequestHeader
 }

-// Write implements io.Writer.
-func (w *UDPWriter) Write(payload []byte) (int, error) {
-	packet, err := EncodeUDPPacket(w.Request, payload)
-	if err != nil {
-		return 0, err
+func (w *UDPWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	for {
+		mb2, b := buf.SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+		request := w.Request
+		if b.UDP != nil {
+			request = &protocol.RequestHeader{
+				User:    w.Request.User,
+				Address: b.UDP.Address,
+				Port:    b.UDP.Port,
+			}
+		}
+		packet, err := EncodeUDPPacket(request, b.Bytes())
+		b.Release()
+		if err != nil {
+			buf.ReleaseMulti(mb)
+			return err
+		}
+		_, err = w.Writer.Write(packet.Bytes())
+		packet.Release()
+		if err != nil {
+			buf.ReleaseMulti(mb)
+			return err
+		}
 	}
-	_, err = w.Writer.Write(packet.Bytes())
-	packet.Release()
-	return len(payload), err
+	return nil
 }
--- a/proxy/shadowsocks/protocol_test.go
+++ b/proxy/shadowsocks/protocol_test.go
@@ -145,7 +145,7 @@ func TestUDPReaderWriter(t *testing.T) {
 	cache := buf.New()
 	defer cache.Release()

-	writer := &buf.SequentialWriter{Writer: &UDPWriter{
+	writer := &UDPWriter{
 		Writer: cache,
 		Request: &protocol.RequestHeader{
 			Version: Version,
@@ -153,7 +153,7 @@ func TestUDPReaderWriter(t *testing.T) {
 			Port:    123,
 			User:    user,
 		},
-	}}
+	}

 	reader := &UDPReader{
 		Reader: cache,
--- a/proxy/shadowsocks/server.go
+++ b/proxy/shadowsocks/server.go
@@ -24,6 +24,7 @@ type Server struct {
 	config        *ServerConfig
 	user          *protocol.MemoryUser
 	policyManager policy.Manager
+	cone          bool
 }

 // NewServer create a new Shadowsocks server.
@@ -42,6 +43,7 @@ func NewServer(ctx context.Context, config *ServerConfig) (*Server, error) {
 		config:        config,
 		user:          mUser,
 		policyManager: v.GetFeature(policy.ManagerType()).(policy.Manager),
+		cone:          ctx.Value("cone").(bool),
 	}

 	return s, nil
@@ -77,6 +79,15 @@ func (s *Server) handlerUDPPayload(ctx context.Context, conn internet.Connection
 		}

 		payload := packet.Payload
+
+		if payload.UDP != nil {
+			request = &protocol.RequestHeader{
+				User:    request.User,
+				Address: payload.UDP.Address,
+				Port:    payload.UDP.Port,
+			}
+		}
+
 		data, err := EncodeUDPPacket(request, payload.Bytes())
 		payload.Release()
 		if err != nil {
@@ -94,6 +105,8 @@ func (s *Server) handlerUDPPayload(ctx context.Context, conn internet.Connection
 	}
 	inbound.User = s.user

+	var dest *net.Destination
+
 	reader := buf.NewPacketReader(conn)
 	for {
 		mpayload, err := reader.ReadMultiBuffer()
@@ -117,21 +130,28 @@ func (s *Server) handlerUDPPayload(ctx context.Context, conn internet.Connection
 				continue
 			}

+			destination := request.Destination()
+
 			currentPacketCtx := ctx
-			dest := request.Destination()
 			if inbound.Source.IsValid() {
 				currentPacketCtx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
 					From:   inbound.Source,
-					To:     dest,
+					To:     destination,
 					Status: log.AccessAccepted,
 					Reason: "",
 					Email:  request.User.Email,
 				})
 			}
-			newError("tunnelling request to ", dest).WriteToLog(session.ExportIDToError(currentPacketCtx))
+			newError("tunnelling request to ", destination).WriteToLog(session.ExportIDToError(currentPacketCtx))
+
+			data.UDP = &destination
+
+			if !s.cone || dest == nil {
+				dest = &destination
+			}

 			currentPacketCtx = protocol.ContextWithRequestHeader(currentPacketCtx, request)
-			udpServer.Dispatch(currentPacketCtx, dest, data)
+			udpServer.Dispatch(currentPacketCtx, *dest, data)
 		}
 	}

--- a/proxy/socks/client.go
+++ b/proxy/socks/client.go
@@ -51,14 +51,19 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 	if outbound == nil || !outbound.Target.IsValid() {
 		return newError("target not specified.")
 	}
+	// Destination of the inner request.
 	destination := outbound.Target

+	// Outbound server.
 	var server *protocol.ServerSpec
+	// Outbound server's destination.
+	var dest net.Destination
+	// Connection to the outbound server.
 	var conn internet.Connection

 	if err := retry.ExponentialBackoff(5, 100).On(func() error {
 		server = c.serverPicker.PickServer()
-		dest := server.Destination()
+		dest = server.Destination()
 		rawConn, err := dialer.Dial(ctx, dest)
 		if err != nil {
 			return err
@@ -101,6 +106,11 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 	if err != nil {
 		return newError("failed to establish connection to server").AtWarning().Base(err)
 	}
+	if udpRequest != nil {
+		if udpRequest.Address == net.AnyIP || udpRequest.Address == net.AnyIPv6 {
+			udpRequest.Address = dest.Address
+		}
+	}

 	if err := conn.SetDeadline(time.Time{}); err != nil {
 		newError("failed to clear deadline after handshake").Base(err).WriteToLog(session.ExportIDToError(ctx))
@@ -128,11 +138,12 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 		defer udpConn.Close()
 		requestFunc = func() error {
 			defer timer.SetTimeout(p.Timeouts.DownlinkOnly)
-			return buf.Copy(link.Reader, &buf.SequentialWriter{Writer: NewUDPWriter(request, udpConn)}, buf.UpdateActivity(timer))
+			writer := &UDPWriter{Writer: udpConn, Request: request}
+			return buf.Copy(link.Reader, writer, buf.UpdateActivity(timer))
 		}
 		responseFunc = func() error {
 			defer timer.SetTimeout(p.Timeouts.UplinkOnly)
-			reader := &UDPReader{reader: udpConn}
+			reader := &UDPReader{Reader: udpConn}
 			return buf.Copy(reader, link.Writer, buf.UpdateActivity(timer))
 		}
 	}
--- a/proxy/socks/protocol.go
+++ b/proxy/socks/protocol.go
@@ -16,7 +16,7 @@ const (

 	cmdTCPConnect    = 0x01
 	cmdTCPBind       = 0x02
-	cmdUDPPort       = 0x03
+	cmdUDPAssociate  = 0x03
 	cmdTorResolve    = 0xF0
 	cmdTorResolvePTR = 0xF1

@@ -39,8 +39,10 @@ var addrParser = protocol.NewAddressParser(
 )

 type ServerSession struct {
-	config *ServerConfig
-	port   net.Port
+	config       *ServerConfig
+	address      net.Address
+	port         net.Port
+	localAddress net.Address
 }

 func (s *ServerSession) handshake4(cmd byte, reader io.Reader, writer io.Writer) (*protocol.RequestHeader, error) {
@@ -162,7 +164,7 @@ func (s *ServerSession) handshake5(nMethod byte, reader io.Reader, writer io.Wri
 	case cmdTCPConnect, cmdTorResolve, cmdTorResolvePTR:
 		// We don't have a solution for Tor case now. Simply treat it as connect command.
 		request.Command = protocol.RequestCommandTCP
-	case cmdUDPPort:
+	case cmdUDPAssociate:
 		if !s.config.UdpEnabled {
 			writeSocks5Response(writer, statusCmdNotSupport, net.AnyIP, net.Port(0))
 			return nil, newError("UDP is not enabled.")
@@ -185,15 +187,17 @@ func (s *ServerSession) handshake5(nMethod byte, reader io.Reader, writer io.Wri
 	request.Address = addr
 	request.Port = port

-	responseAddress := net.AnyIP
-	responsePort := net.Port(1717)
+	responseAddress := s.address
+	responsePort := s.port
+	//nolint:gocritic // Use if else chain for clarity
 	if request.Command == protocol.RequestCommandUDP {
-		addr := s.config.Address.AsAddress()
-		if addr == nil {
-			addr = net.LocalHostIP
+		if s.config.Address != nil {
+			// Use configured IP as remote address in the response to UDP Associate
+			responseAddress = s.config.Address.AsAddress()
+		} else {
+			// Use conn.LocalAddr() IP as remote address in the response by default
+			responseAddress = s.localAddress
 		}
-		responseAddress = addr
-		responsePort = s.port
 	}
 	if err := writeSocks5Response(writer, statusSuccess, responseAddress, responsePort); err != nil {
 		return nil, err
@@ -353,47 +357,59 @@ func EncodeUDPPacket(request *protocol.RequestHeader, data []byte) (*buf.Buffer,
 }

 type UDPReader struct {
-	reader io.Reader
-}
-
-func NewUDPReader(reader io.Reader) *UDPReader {
-	return &UDPReader{reader: reader}
+	Reader io.Reader
 }

 func (r *UDPReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
-	b := buf.New()
-	if _, err := b.ReadFrom(r.reader); err != nil {
+	buffer := buf.New()
+	_, err := buffer.ReadFrom(r.Reader)
+	if err != nil {
+		buffer.Release()
 		return nil, err
 	}
-	if _, err := DecodeUDPPacket(b); err != nil {
+	u, err := DecodeUDPPacket(buffer)
+	if err != nil {
+		buffer.Release()
 		return nil, err
 	}
-	return buf.MultiBuffer{b}, nil
+	dest := u.Destination()
+	buffer.UDP = &dest
+	return buf.MultiBuffer{buffer}, nil
 }

 type UDPWriter struct {
-	request *protocol.RequestHeader
-	writer  io.Writer
+	Writer  io.Writer
+	Request *protocol.RequestHeader
 }

-func NewUDPWriter(request *protocol.RequestHeader, writer io.Writer) *UDPWriter {
-	return &UDPWriter{
-		request: request,
-		writer:  writer,
+func (w *UDPWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
+	for {
+		mb2, b := buf.SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+		request := w.Request
+		if b.UDP != nil {
+			request = &protocol.RequestHeader{
+				Address: b.UDP.Address,
+				Port:    b.UDP.Port,
+			}
+		}
+		packet, err := EncodeUDPPacket(request, b.Bytes())
+		b.Release()
+		if err != nil {
+			buf.ReleaseMulti(mb)
+			return err
+		}
+		_, err = w.Writer.Write(packet.Bytes())
+		packet.Release()
+		if err != nil {
+			buf.ReleaseMulti(mb)
+			return err
+		}
 	}
-}
-
-// Write implements io.Writer.
-func (w *UDPWriter) Write(b []byte) (int, error) {
-	eb, err := EncodeUDPPacket(w.request, b)
-	if err != nil {
-		return 0, err
-	}
-	defer eb.Release()
-	if _, err := w.writer.Write(eb.Bytes()); err != nil {
-		return 0, err
-	}
-	return len(b), nil
+	return nil
 }

 func ClientHandshake(request *protocol.RequestHeader, reader io.Reader, writer io.Writer) (*protocol.RequestHeader, error) {
@@ -446,7 +462,7 @@ func ClientHandshake(request *protocol.RequestHeader, reader io.Reader, writer i

 	command := byte(cmdTCPConnect)
 	if request.Command == protocol.RequestCommandUDP {
-		command = byte(cmdUDPPort)
+		command = byte(cmdUDPAssociate)
 	}
 	common.Must2(b.Write([]byte{socks5Version, command, 0x00 /* reserved */}))
 	if err := addrParser.WriteAddressPort(b, request.Address, request.Port); err != nil {
--- a/proxy/socks/protocol_test.go
+++ b/proxy/socks/protocol_test.go
@@ -20,14 +20,14 @@ func TestUDPEncoding(t *testing.T) {
 		Address: net.IPAddress([]byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6}),
 		Port:    1024,
 	}
-	writer := &buf.SequentialWriter{Writer: NewUDPWriter(request, b)}
+	writer := &UDPWriter{Writer: b, Request: request}

 	content := []byte{'a'}
 	payload := buf.New()
 	payload.Write(content)
 	common.Must(writer.WriteMultiBuffer(buf.MultiBuffer{payload}))

-	reader := NewUDPReader(b)
+	reader := &UDPReader{Reader: b}

 	decodedPayload, err := reader.ReadMultiBuffer()
 	common.Must(err)
--- a/proxy/socks/server.go
+++ b/proxy/socks/server.go
@@ -26,6 +26,7 @@ import (
 type Server struct {
 	config        *ServerConfig
 	policyManager policy.Manager
+	cone          bool
 }

 // NewServer creates a new Server object.
@@ -34,6 +35,7 @@ func NewServer(ctx context.Context, config *ServerConfig) (*Server, error) {
 	s := &Server{
 		config:        config,
 		policyManager: v.GetFeature(policy.ManagerType()).(policy.Manager),
+		cone:          ctx.Value("cone").(bool),
 	}
 	return s, nil
 }
@@ -89,8 +91,10 @@ func (s *Server) processTCP(ctx context.Context, conn internet.Connection, dispa
 	}

 	svrSession := &ServerSession{
-		config: s.config,
-		port:   inbound.Gateway.Port,
+		config:       s.config,
+		address:      inbound.Gateway.Address,
+		port:         inbound.Gateway.Port,
+		localAddress: net.IPAddress(conn.LocalAddr().(*net.TCPAddr).IP),
 	}

 	reader := &buf.BufferedReader{Reader: buf.NewReader(conn)}
@@ -196,6 +200,15 @@ func (s *Server) handleUDPPayload(ctx context.Context, conn internet.Connection,
 		if request == nil {
 			return
 		}
+
+		if payload.UDP != nil {
+			request = &protocol.RequestHeader{
+				User:    request.User,
+				Address: payload.UDP.Address,
+				Port:    payload.UDP.Port,
+			}
+		}
+
 		udpMessage, err := EncodeUDPPacket(request, payload.Bytes())
 		payload.Release()

@@ -207,10 +220,13 @@ func (s *Server) handleUDPPayload(ctx context.Context, conn internet.Connection,
 		conn.Write(udpMessage.Bytes())
 	})

-	if inbound := session.InboundFromContext(ctx); inbound != nil && inbound.Source.IsValid() {
+	inbound := session.InboundFromContext(ctx)
+	if inbound != nil && inbound.Source.IsValid() {
 		newError("client UDP connection from ", inbound.Source).WriteToLog(session.ExportIDToError(ctx))
 	}

+	var dest *net.Destination
+
 	reader := buf.NewPacketReader(conn)
 	for {
 		mpayload, err := reader.ReadMultiBuffer()
@@ -231,19 +247,28 @@ func (s *Server) handleUDPPayload(ctx context.Context, conn internet.Connection,
 				payload.Release()
 				continue
 			}
+
+			destination := request.Destination()
+
 			currentPacketCtx := ctx
-			newError("send packet to ", request.Destination(), " with ", payload.Len(), " bytes").AtDebug().WriteToLog(session.ExportIDToError(ctx))
-			if inbound := session.InboundFromContext(ctx); inbound != nil && inbound.Source.IsValid() {
+			newError("send packet to ", destination, " with ", payload.Len(), " bytes").AtDebug().WriteToLog(session.ExportIDToError(ctx))
+			if inbound != nil && inbound.Source.IsValid() {
 				currentPacketCtx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
 					From:   inbound.Source,
-					To:     request.Destination(),
+					To:     destination,
 					Status: log.AccessAccepted,
 					Reason: "",
 				})
 			}

+			payload.UDP = &destination
+
+			if !s.cone || dest == nil {
+				dest = &destination
+			}
+
 			currentPacketCtx = protocol.ContextWithRequestHeader(currentPacketCtx, request)
-			udpServer.Dispatch(currentPacketCtx, request.Destination(), payload)
+			udpServer.Dispatch(currentPacketCtx, *dest, payload)
 		}
 	}
 }
--- a/proxy/trojan/client.go
+++ b/proxy/trojan/client.go
@@ -7,6 +7,7 @@ import (

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
+	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/protocol"
@@ -145,12 +146,13 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 	postRequest := func() error {
 		defer timer.SetTimeout(sessionPolicy.Timeouts.DownlinkOnly)

-		var bodyWriter buf.Writer
 		bufferWriter := buf.NewBufferedWriter(buf.NewWriter(conn))
+
 		connWriter.Writer = bufferWriter
 		connWriter.Target = destination
 		connWriter.Account = account

+		var bodyWriter buf.Writer
 		if destination.Network == net.Network_UDP {
 			bodyWriter = &PacketWriter{Writer: connWriter, Target: destination}
 		} else {
@@ -167,6 +169,11 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
 			return newError("failed to flush payload").Base(err).AtWarning()
 		}

+		// Send header if not sent yet
+		if _, err = connWriter.Write([]byte{}); err != nil {
+			return err.(*errors.Error).AtWarning()
+		}
+
 		if err = buf.Copy(link.Reader, bodyWriter, buf.UpdateActivity(timer)); err != nil {
 			return newError("failed to transfer request payload").Base(err).AtInfo()
 		}
--- a/proxy/trojan/protocol.go
+++ b/proxy/trojan/protocol.go
@@ -128,31 +128,21 @@ type PacketWriter struct {

 // WriteMultiBuffer implements buf.Writer
 func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
-	b := make([]byte, maxLength)
-	for !mb.IsEmpty() {
-		var length int
-		mb, length = buf.SplitBytes(mb, b)
-		if _, err := w.writePacket(b[:length], w.Target); err != nil {
+	for {
+		mb2, b := buf.SplitFirst(mb)
+		mb = mb2
+		if b == nil {
+			break
+		}
+		target := &w.Target
+		if b.UDP != nil {
+			target = b.UDP
+		}
+		if _, err := w.writePacket(b.Bytes(), *target); err != nil {
 			buf.ReleaseMulti(mb)
 			return err
 		}
 	}
-
-	return nil
-}
-
-// WriteMultiBufferWithMetadata writes udp packet with destination specified
-func (w *PacketWriter) WriteMultiBufferWithMetadata(mb buf.MultiBuffer, dest net.Destination) error {
-	b := make([]byte, maxLength)
-	for !mb.IsEmpty() {
-		var length int
-		mb, length = buf.SplitBytes(mb, b)
-		if _, err := w.writePacket(b[:length], dest); err != nil {
-			buf.ReleaseMulti(mb)
-			return err
-		}
-	}
-
 	return nil
 }

@@ -249,12 +239,6 @@ func (c *ConnReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
 	return buf.MultiBuffer{b}, err
 }

-// PacketPayload combines udp payload and destination
-type PacketPayload struct {
-	Target net.Destination
-	Buffer buf.MultiBuffer
-}
-
 // PacketReader is UDP Connection Reader Wrapper for trojan protocol
 type PacketReader struct {
 	io.Reader
@@ -262,15 +246,6 @@ type PacketReader struct {

 // ReadMultiBuffer implements buf.Reader
 func (r *PacketReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
-	p, err := r.ReadMultiBufferWithMetadata()
-	if p != nil {
-		return p.Buffer, err
-	}
-	return nil, err
-}
-
-// ReadMultiBufferWithMetadata reads udp packet with destination
-func (r *PacketReader) ReadMultiBufferWithMetadata() (*PacketPayload, error) {
 	addr, port, err := addrParser.ReadAddressPort(nil, r)
 	if err != nil {
 		return nil, newError("failed to read address and port").Base(err)
@@ -300,6 +275,7 @@ func (r *PacketReader) ReadMultiBufferWithMetadata() (*PacketPayload, error) {
 		}

 		b := buf.New()
+		b.UDP = &dest
 		mb = append(mb, b)
 		n, err := b.ReadFullFrom(r, int32(length))
 		if err != nil {
@@ -310,7 +286,7 @@ func (r *PacketReader) ReadMultiBufferWithMetadata() (*PacketPayload, error) {
 		remain -= int(n)
 	}

-	return &PacketPayload{Target: dest, Buffer: mb}, nil
+	return mb, nil
 }

 func ReadV(reader buf.Reader, writer buf.Writer, timer signal.ActivityUpdater, conn *xtls.Conn, rawConn syscall.RawConn, counter stats.Counter, sctx context.Context) error {
--- a/proxy/trojan/protocol_test.go
+++ b/proxy/trojan/protocol_test.go
@@ -71,21 +71,22 @@ func TestUDPRequest(t *testing.T) {
 	common.Must(connReader.ParseHeader())

 	packetReader := &PacketReader{Reader: connReader}
-	p, err := packetReader.ReadMultiBufferWithMetadata()
+	mb, err := packetReader.ReadMultiBuffer()
 	common.Must(err)

-	if p.Buffer.IsEmpty() {
+	if mb.IsEmpty() {
 		t.Error("no request data")
 	}

-	if r := cmp.Diff(p.Target, destination); r != "" {
+	mb2, b := buf.SplitFirst(mb)
+	defer buf.ReleaseMulti(mb2)
+
+	dest := *b.UDP
+	if r := cmp.Diff(dest, destination); r != "" {
 		t.Error("destination: ", r)
 	}

-	mb, decoded := buf.SplitFirst(p.Buffer)
-	buf.ReleaseMulti(mb)
-
-	if r := cmp.Diff(decoded.Bytes(), payload); r != "" {
+	if r := cmp.Diff(b.Bytes(), payload); r != "" {
 		t.Error("data: ", r)
 	}
 }
--- a/proxy/trojan/server.go
+++ b/proxy/trojan/server.go
@@ -47,6 +47,7 @@ type Server struct {
 	policyManager policy.Manager
 	validator     *Validator
 	fallbacks     map[string]map[string]*Fallback // or nil
+	cone          bool
 }

 // NewServer creates a new trojan inbound handler.
@@ -67,6 +68,7 @@ func NewServer(ctx context.Context, config *ServerConfig) (*Server, error) {
 	server := &Server{
 		policyManager: v.GetFeature(policy.ManagerType()).(policy.Manager),
 		validator:     validator,
+		cone:          ctx.Value("cone").(bool),
 	}

 	if config.Fallbacks != nil {
@@ -250,18 +252,24 @@ func (s *Server) Process(ctx context.Context, network net.Network, conn internet

 func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReader, clientWriter *PacketWriter, dispatcher routing.Dispatcher) error {
 	udpServer := udp.NewDispatcher(dispatcher, func(ctx context.Context, packet *udp_proto.Packet) {
-		common.Must(clientWriter.WriteMultiBufferWithMetadata(buf.MultiBuffer{packet.Payload}, packet.Source))
+		udpPayload := packet.Payload
+		if udpPayload.UDP == nil {
+			udpPayload.UDP = &packet.Source
+		}
+		common.Must(clientWriter.WriteMultiBuffer(buf.MultiBuffer{udpPayload}))
 	})

 	inbound := session.InboundFromContext(ctx)
 	user := inbound.User

+	var dest *net.Destination
+
 	for {
 		select {
 		case <-ctx.Done():
 			return nil
 		default:
-			p, err := clientReader.ReadMultiBufferWithMetadata()
+			mb, err := clientReader.ReadMultiBuffer()
 			if err != nil {
 				if errors.Cause(err) != io.EOF {
 					return newError("unexpected EOF").Base(err)
@@ -269,17 +277,31 @@ func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReade
 				return nil
 			}

-			ctx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
-				From:   inbound.Source,
-				To:     p.Target,
-				Status: log.AccessAccepted,
-				Reason: "",
-				Email:  user.Email,
-			})
-			newError("tunnelling request to ", p.Target).WriteToLog(session.ExportIDToError(ctx))
+			mb2, b := buf.SplitFirst(mb)
+			if b == nil {
+				continue
+			}
+			destination := *b.UDP

-			for _, b := range p.Buffer {
-				udpServer.Dispatch(ctx, p.Target, b)
+			currentPacketCtx := ctx
+			if inbound.Source.IsValid() {
+				currentPacketCtx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
+					From:   inbound.Source,
+					To:     destination,
+					Status: log.AccessAccepted,
+					Reason: "",
+					Email:  user.Email,
+				})
+			}
+			newError("tunnelling request to ", destination).WriteToLog(session.ExportIDToError(ctx))
+
+			if !s.cone || dest == nil {
+				dest = &destination
+			}
+
+			udpServer.Dispatch(currentPacketCtx, *dest, b) // first packet
+			for _, payload := range mb2 {
+				udpServer.Dispatch(currentPacketCtx, *dest, payload)
 			}
 		}
 	}
--- a/testing/scenarios/transport_test.go
+++ b/testing/scenarios/transport_test.go
@@ -136,8 +136,8 @@ func TestHTTPConnectionHeader(t *testing.T) {
 }

 func TestDomainSocket(t *testing.T) {
-	if runtime.GOOS == "windows" {
-		t.Skip("Not supported on windows")
+	if runtime.GOOS == "windows" || runtime.GOOS == "android" {
+		t.Skip("Not supported on windows or android")
 		return
 	}
 	tcpServer := tcp.Server{
--- a/transport/internet/domainsocket/listener_test.go
+++ b/transport/internet/domainsocket/listener_test.go
@@ -1,4 +1,5 @@
 // +build !windows
+// +build !android

 package domainsocket_test

--- a/transport/internet/http/dialer.go
+++ b/transport/internet/http/dialer.go
@@ -10,6 +10,7 @@ import (
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/transport/internet"
 	"github.com/xtls/xray-core/transport/internet/tls"
 	"github.com/xtls/xray-core/transport/pipe"
@@ -124,10 +125,10 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me

 	bwriter := buf.NewBufferedWriter(pwriter)
 	common.Must(bwriter.SetBuffered(false))
-	return net.NewConnection(
-		net.ConnectionOutput(response.Body),
-		net.ConnectionInput(bwriter),
-		net.ConnectionOnClose(common.ChainedClosable{breader, bwriter, response.Body}),
+	return cnc.NewConnection(
+		cnc.ConnectionOutput(response.Body),
+		cnc.ConnectionInput(bwriter),
+		cnc.ConnectionOnClose(common.ChainedClosable{breader, bwriter, response.Body}),
 	), nil
 }

--- a/transport/internet/http/hub.go
+++ b/transport/internet/http/hub.go
@@ -14,6 +14,7 @@ import (

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/net/cnc"
 	http_proto "github.com/xtls/xray-core/common/protocol/http"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/common/session"
@@ -97,12 +98,12 @@ func (l *Listener) ServeHTTP(writer http.ResponseWriter, request *http.Request)
 	}

 	done := done.New()
-	conn := net.NewConnection(
-		net.ConnectionOutput(request.Body),
-		net.ConnectionInput(flushWriter{w: writer, d: done}),
-		net.ConnectionOnClose(common.ChainedClosable{done, request.Body}),
-		net.ConnectionLocalAddr(l.Addr()),
-		net.ConnectionRemoteAddr(remoteAddr),
+	conn := cnc.NewConnection(
+		cnc.ConnectionOutput(request.Body),
+		cnc.ConnectionInput(flushWriter{w: writer, d: done}),
+		cnc.ConnectionOnClose(common.ChainedClosable{done, request.Body}),
+		cnc.ConnectionLocalAddr(l.Addr()),
+		cnc.ConnectionRemoteAddr(remoteAddr),
 	)
 	l.handler(conn)
 	<-done.Wait()
--- a/transport/internet/system_dialer.go
+++ b/transport/internet/system_dialer.go
@@ -60,7 +60,7 @@ func (d *DefaultSystemDialer) Dial(ctx context.Context, src net.Address, dest ne
 		if err != nil {
 			return nil, err
 		}
-		return &packetConnWrapper{
+		return &PacketConnWrapper{
 			conn: packetConn,
 			dest: destAddr,
 		}, nil
@@ -98,41 +98,49 @@ func (d *DefaultSystemDialer) Dial(ctx context.Context, src net.Address, dest ne
 	return dialer.DialContext(ctx, dest.Network.SystemString(), dest.NetAddr())
 }

-type packetConnWrapper struct {
+type PacketConnWrapper struct {
 	conn net.PacketConn
 	dest net.Addr
 }

-func (c *packetConnWrapper) Close() error {
+func (c *PacketConnWrapper) Close() error {
 	return c.conn.Close()
 }

-func (c *packetConnWrapper) LocalAddr() net.Addr {
+func (c *PacketConnWrapper) LocalAddr() net.Addr {
 	return c.conn.LocalAddr()
 }

-func (c *packetConnWrapper) RemoteAddr() net.Addr {
+func (c *PacketConnWrapper) RemoteAddr() net.Addr {
 	return c.dest
 }

-func (c *packetConnWrapper) Write(p []byte) (int, error) {
+func (c *PacketConnWrapper) Write(p []byte) (int, error) {
 	return c.conn.WriteTo(p, c.dest)
 }

-func (c *packetConnWrapper) Read(p []byte) (int, error) {
+func (c *PacketConnWrapper) Read(p []byte) (int, error) {
 	n, _, err := c.conn.ReadFrom(p)
 	return n, err
 }

-func (c *packetConnWrapper) SetDeadline(t time.Time) error {
+func (c *PacketConnWrapper) WriteTo(p []byte, d net.Addr) (int, error) {
+	return c.conn.WriteTo(p, d)
+}
+
+func (c *PacketConnWrapper) ReadFrom(p []byte) (int, net.Addr, error) {
+	return c.conn.ReadFrom(p)
+}
+
+func (c *PacketConnWrapper) SetDeadline(t time.Time) error {
 	return c.conn.SetDeadline(t)
 }

-func (c *packetConnWrapper) SetReadDeadline(t time.Time) error {
+func (c *PacketConnWrapper) SetReadDeadline(t time.Time) error {
 	return c.conn.SetReadDeadline(t)
 }

-func (c *packetConnWrapper) SetWriteDeadline(t time.Time) error {
+func (c *PacketConnWrapper) SetWriteDeadline(t time.Time) error {
 	return c.conn.SetWriteDeadline(t)
 }

--- a/transport/internet/system_listener.go
+++ b/transport/internet/system_listener.go
@@ -54,7 +54,7 @@ func (dl *DefaultListener) Listen(ctx context.Context, addr net.Addr, sockopt *S
 		lc.Control = nil
 		network = addr.Network()
 		address = addr.Name
-		if runtime.GOOS == "linux" && address[0] == '@' {
+		if (runtime.GOOS == "linux" || runtime.GOOS == "android") && address[0] == '@' {
 			// linux abstract unix domain socket is lockfree
 			if len(address) > 1 && address[1] == '@' {
 				// but may need padding to work with haproxy
--- a/transport/internet/tcp/hub.go
+++ b/transport/internet/tcp/hub.go
@@ -48,7 +48,7 @@ func ListenTCP(ctx context.Context, address net.Address, port net.Port, streamSe
 			Net:  "unix",
 		}, streamSettings.SocketSettings)
 		if err != nil {
-			return nil, newError("failed to listen Unix Doman Socket on ", address).Base(err)
+			return nil, newError("failed to listen Unix Domain Socket on ", address).Base(err)
 		}
 		newError("listening Unix Domain Socket on ", address).WriteToLog(session.ExportIDToError(ctx))
 		locker := ctx.Value(address.Domain())
--- a/transport/internet/tls/config.go
+++ b/transport/internet/tls/config.go
@@ -8,6 +8,7 @@ import (
 	"time"

 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/ocsp"
 	"github.com/xtls/xray-core/common/protocol/tls/cert"
 	"github.com/xtls/xray-core/transport/internet"
 )
@@ -53,6 +54,19 @@ func (c *Config) BuildCertificates() []tls.Certificate {
 			continue
 		}
 		certs = append(certs, keyPair)
+		if entry.OcspStapling != 0 {
+			go func(cert *tls.Certificate) {
+				t := time.NewTicker(time.Duration(entry.OcspStapling) * time.Second)
+				for {
+					if newData, err := ocsp.GetOCSPForCert(cert.Certificate); err != nil {
+						newError("ignoring invalid OCSP").Base(err).AtWarning().WriteToLog()
+					} else if string(newData) != string(cert.OCSPStaple) {
+						cert.OCSPStaple = newData
+					}
+					<-t.C
+				}
+			}(&certs[len(certs)-1])
+		}
 	}
 	return certs
 }
@@ -180,7 +194,7 @@ func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 			RootCAs:                root,
 			InsecureSkipVerify:     false,
 			NextProtos:             nil,
-			SessionTicketsDisabled: false,
+			SessionTicketsDisabled: true,
 		}
 	}

@@ -189,7 +203,7 @@ func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 		RootCAs:                root,
 		InsecureSkipVerify:     c.AllowInsecure,
 		NextProtos:             c.NextProtocol,
-		SessionTicketsDisabled: c.DisableSessionResumption,
+		SessionTicketsDisabled: !c.EnableSessionResumption,
 	}

 	for _, opt := range opts {
--- a/transport/internet/tls/config.pb.go
+++ b/transport/internet/tls/config.pb.go
@@ -80,10 +80,11 @@ type Certificate struct {
 	unknownFields protoimpl.UnknownFields

 	// TLS certificate in x509 format.
-	Certificate []byte `protobuf:"bytes,1,opt,name=Certificate,proto3" json:"Certificate,omitempty"`
+	Certificate []byte `protobuf:"bytes,1,opt,name=certificate,proto3" json:"certificate,omitempty"`
 	// TLS key in x509 format.
-	Key   []byte            `protobuf:"bytes,2,opt,name=Key,proto3" json:"Key,omitempty"`
-	Usage Certificate_Usage `protobuf:"varint,3,opt,name=usage,proto3,enum=xray.transport.internet.tls.Certificate_Usage" json:"usage,omitempty"`
+	Key          []byte            `protobuf:"bytes,2,opt,name=key,proto3" json:"key,omitempty"`
+	Usage        Certificate_Usage `protobuf:"varint,3,opt,name=usage,proto3,enum=xray.transport.internet.tls.Certificate_Usage" json:"usage,omitempty"`
+	OcspStapling int64             `protobuf:"varint,4,opt,name=ocsp_stapling,json=ocspStapling,proto3" json:"ocsp_stapling,omitempty"`
 }

 func (x *Certificate) Reset() {
@@ -139,6 +140,13 @@ func (x *Certificate) GetUsage() Certificate_Usage {
 	return Certificate_ENCIPHERMENT
 }

+func (x *Certificate) GetOcspStapling() int64 {
+	if x != nil {
+		return x.OcspStapling
+	}
+	return 0
+}
+
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -152,8 +160,8 @@ type Config struct {
 	ServerName string `protobuf:"bytes,3,opt,name=server_name,json=serverName,proto3" json:"server_name,omitempty"`
 	// Lists of string as ALPN values.
 	NextProtocol []string `protobuf:"bytes,4,rep,name=next_protocol,json=nextProtocol,proto3" json:"next_protocol,omitempty"`
-	// Whether or not to disable session (ticket) resumption.
-	DisableSessionResumption bool `protobuf:"varint,5,opt,name=disable_session_resumption,json=disableSessionResumption,proto3" json:"disable_session_resumption,omitempty"`
+	// Whether or not to enable session (ticket) resumption.
+	EnableSessionResumption bool `protobuf:"varint,5,opt,name=enable_session_resumption,json=enableSessionResumption,proto3" json:"enable_session_resumption,omitempty"`
 	// If true, root certificates on the system will not be loaded for
 	// verification.
 	DisableSystemRoot bool `protobuf:"varint,6,opt,name=disable_system_root,json=disableSystemRoot,proto3" json:"disable_system_root,omitempty"`
@@ -227,9 +235,9 @@ func (x *Config) GetNextProtocol() []string {
 	return nil
 }

-func (x *Config) GetDisableSessionResumption() bool {
+func (x *Config) GetEnableSessionResumption() bool {
 	if x != nil {
-		return x.DisableSessionResumption
+		return x.EnableSessionResumption
 	}
 	return false
 }
@@ -276,57 +284,59 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
 	0x72, 0x6e, 0x65, 0x74, 0x2f, 0x74, 0x6c, 0x73, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e,
 	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x1b, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e,
 	0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x74,
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 }

 var (
--- a/transport/internet/tls/config.proto
+++ b/transport/internet/tls/config.proto
@@ -8,10 +8,10 @@ option java_multiple_files = true;

 message Certificate {
  // TLS certificate in x509 format.
-  bytes Certificate = 1;
+  bytes certificate = 1;

  // TLS key in x509 format.
-  bytes Key = 2;
+  bytes key = 2;

  enum Usage {
    ENCIPHERMENT = 0;
@@ -20,6 +20,8 @@ message Certificate {
  }

  Usage usage = 3;
+
+  int64 ocsp_stapling = 4;
 }

 message Config {
@@ -35,8 +37,8 @@ message Config {
  // Lists of string as ALPN values.
  repeated string next_protocol = 4;

-  // Whether or not to disable session (ticket) resumption.
-  bool disable_session_resumption = 5;
+  // Whether or not to enable session (ticket) resumption.
+  bool enable_session_resumption = 5;

  // If true, root certificates on the system will not be loaded for
  // verification.
--- a/transport/internet/udp/dispatcher.go
+++ b/transport/internet/udp/dispatcher.go
@@ -66,7 +66,7 @@ func (v *Dispatcher) getInboundRay(ctx context.Context, dest net.Destination) *c
 		cancel()
 		v.RemoveRay(dest)
 	}
-	timer := signal.CancelAfterInactivity(ctx, removeRay, time.Second*4)
+	timer := signal.CancelAfterInactivity(ctx, removeRay, time.Minute)
 	link, _ := v.dispatcher.Dispatch(ctx, dest)
 	entry := &connEntry{
 		link:   link,
--- a/transport/internet/xtls/config.go
+++ b/transport/internet/xtls/config.go
@@ -9,6 +9,7 @@ import (
 	xtls "github.com/xtls/go"

 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/ocsp"
 	"github.com/xtls/xray-core/common/protocol/tls/cert"
 	"github.com/xtls/xray-core/transport/internet"
 )
@@ -52,6 +53,19 @@ func (c *Config) BuildCertificates() []xtls.Certificate {
 			continue
 		}
 		certs = append(certs, keyPair)
+		if entry.OcspStapling != 0 {
+			go func(cert *xtls.Certificate) {
+				t := time.NewTicker(time.Duration(entry.OcspStapling) * time.Second)
+				for {
+					if newData, err := ocsp.GetOCSPForCert(cert.Certificate); err != nil {
+						newError("ignoring invalid OCSP").Base(err).AtWarning().WriteToLog()
+					} else if string(newData) != string(cert.OCSPStaple) {
+						cert.OCSPStaple = newData
+					}
+					<-t.C
+				}
+			}(&certs[len(certs)-1])
+		}
 	}
 	return certs
 }
@@ -171,7 +185,7 @@ func (c *Config) GetXTLSConfig(opts ...Option) *xtls.Config {
 			RootCAs:                root,
 			InsecureSkipVerify:     false,
 			NextProtos:             nil,
-			SessionTicketsDisabled: false,
+			SessionTicketsDisabled: true,
 		}
 	}

@@ -180,7 +194,7 @@ func (c *Config) GetXTLSConfig(opts ...Option) *xtls.Config {
 		RootCAs:                root,
 		InsecureSkipVerify:     c.AllowInsecure,
 		NextProtos:             c.NextProtocol,
-		SessionTicketsDisabled: c.DisableSessionResumption,
+		SessionTicketsDisabled: !c.EnableSessionResumption,
 	}

 	for _, opt := range opts {
--- a/transport/internet/xtls/config.pb.go
+++ b/transport/internet/xtls/config.pb.go
@@ -80,10 +80,11 @@ type Certificate struct {
 	unknownFields protoimpl.UnknownFields

 	// TLS certificate in x509 format.
-	Certificate []byte `protobuf:"bytes,1,opt,name=Certificate,proto3" json:"Certificate,omitempty"`
+	Certificate []byte `protobuf:"bytes,1,opt,name=certificate,proto3" json:"certificate,omitempty"`
 	// TLS key in x509 format.
-	Key   []byte            `protobuf:"bytes,2,opt,name=Key,proto3" json:"Key,omitempty"`
-	Usage Certificate_Usage `protobuf:"varint,3,opt,name=usage,proto3,enum=xray.transport.internet.xtls.Certificate_Usage" json:"usage,omitempty"`
+	Key          []byte            `protobuf:"bytes,2,opt,name=key,proto3" json:"key,omitempty"`
+	Usage        Certificate_Usage `protobuf:"varint,3,opt,name=usage,proto3,enum=xray.transport.internet.xtls.Certificate_Usage" json:"usage,omitempty"`
+	OcspStapling int64             `protobuf:"varint,4,opt,name=ocsp_stapling,json=ocspStapling,proto3" json:"ocsp_stapling,omitempty"`
 }

 func (x *Certificate) Reset() {
@@ -139,6 +140,13 @@ func (x *Certificate) GetUsage() Certificate_Usage {
 	return Certificate_ENCIPHERMENT
 }

+func (x *Certificate) GetOcspStapling() int64 {
+	if x != nil {
+		return x.OcspStapling
+	}
+	return 0
+}
+
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -152,8 +160,8 @@ type Config struct {
 	ServerName string `protobuf:"bytes,3,opt,name=server_name,json=serverName,proto3" json:"server_name,omitempty"`
 	// Lists of string as ALPN values.
 	NextProtocol []string `protobuf:"bytes,4,rep,name=next_protocol,json=nextProtocol,proto3" json:"next_protocol,omitempty"`
-	// Whether or not to disable session (ticket) resumption.
-	DisableSessionResumption bool `protobuf:"varint,5,opt,name=disable_session_resumption,json=disableSessionResumption,proto3" json:"disable_session_resumption,omitempty"`
+	// Whether or not to enable session (ticket) resumption.
+	EnableSessionResumption bool `protobuf:"varint,5,opt,name=enable_session_resumption,json=enableSessionResumption,proto3" json:"enable_session_resumption,omitempty"`
 	// If true, root certificates on the system will not be loaded for
 	// verification.
 	DisableSystemRoot bool `protobuf:"varint,6,opt,name=disable_system_root,json=disableSystemRoot,proto3" json:"disable_system_root,omitempty"`
@@ -227,9 +235,9 @@ func (x *Config) GetNextProtocol() []string {
 	return nil
 }

-func (x *Config) GetDisableSessionResumption() bool {
+func (x *Config) GetEnableSessionResumption() bool {
 	if x != nil {
-		return x.DisableSessionResumption
+		return x.EnableSessionResumption
 	}
 	return false
 }
@@ -276,57 +284,60 @@ var file_transport_internet_xtls_config_proto_rawDesc = []byte{
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+	0x33,
 }

 var (
--- a/transport/internet/xtls/config.proto
+++ b/transport/internet/xtls/config.proto
@@ -8,10 +8,10 @@ option java_multiple_files = true;

 message Certificate {
  // TLS certificate in x509 format.
-  bytes Certificate = 1;
+  bytes certificate = 1;

  // TLS key in x509 format.
-  bytes Key = 2;
+  bytes key = 2;

  enum Usage {
    ENCIPHERMENT = 0;
@@ -20,6 +20,8 @@ message Certificate {
  }

  Usage usage = 3;
+
+  int64 ocsp_stapling = 4;
 }

 message Config {
@@ -35,8 +37,8 @@ message Config {
  // Lists of string as ALPN values.
  repeated string next_protocol = 4;

-  // Whether or not to disable session (ticket) resumption.
-  bool disable_session_resumption = 5;
+  // Whether or not to enable session (ticket) resumption.
+  bool enable_session_resumption = 5;

  // If true, root certificates on the system will not be loaded for
  // verification.
Author	SHA1	Message	Date
RPRX	e254424c43	v1.2.1	2021-01-10 07:58:53 +00:00
RPRX	ee15cc253f	Improve configuration detector (cone or symmetric)	2021-01-10 07:50:21 +00:00
RPRX	43eb5d1b25	16 -> 60, 8 -> 300 https://github.com/XTLS/Xray-core/issues/129#issuecomment-757355137 十分感谢 @GleenJi 等协助测试	2021-01-10 04:50:26 +00:00
RPRX	700966508f	Improve the response to UDP Associate in Socks5	2021-01-09 16:36:20 +00:00
RPRX	7427a55ef1	Adjust Trojan Outbound postRequest	2021-01-08 12:00:46 +00:00
RPRX	fb0e517158	Adjust Trojan & Socks handleUDPPayload	2021-01-08 06:00:51 +00:00
maskedeken	d5aeb6c545	Refine Trojan packet reader & writer (#142 )	2021-01-08 03:55:25 +00:00
RPRX	161e18299c	Fix TPROXY UDP/IPv6 https://github.com/XTLS/Xray-core/issues/137#issuecomment-756064627 十分感谢 @Ninedyz @changyp6	2021-01-07 12:21:27 +00:00
eMeab	be9421fedf	Optimized log (#121 )	2021-01-04 05:05:38 +00:00
RPRX	8fc2d3b61f	v1.2.0	2021-01-01 12:30:16 +00:00
秋のかえで	9d4038427d	Enable loading TOML & YAML by confdir (#120 )	2021-01-01 12:16:22 +00:00
秋のかえで	38ec9208d8	Change TOML package to github.com/pelletier/go-toml (#119 )	2021-01-01 11:37:38 +00:00
RPRX	7df135a5c4	Disable session resumption by default https://github.com/v2fly/v2ray-core/issues/557#issuecomment-751962569	2021-01-01 11:33:09 +00:00
RPRX	c41a1a56fe	Refactor: TPROXY inbound UDP write back https://t.me/projectXray/119670 虽然不一定是最终的版本，但值得记录，感谢协助测试的各位朋友，特别感谢 @yichya @huyz	2020-12-31 15:57:15 +00:00
RPRX	310a938511	VLESS & VMess are not ready to accept FullCone yet	2020-12-30 08:10:26 +00:00
RPRX	2da07e0f8a	Refactor: FullCone TPROXY Inbound & Socks Outbound https://t.me/projectXray/116037	2020-12-29 11:50:17 +00:00
RPRX	13ad3fddf6	Refactor: net.UDPAddr -> net.Destination https://t.me/projectXray/111998	2020-12-28 09:40:28 +00:00
RPRX	6bcac6cb10	Move common/net/connection.go into cnc folder	2020-12-28 03:20:39 +08:00
RPRX	0203190a98	v1.1.5	2020-12-25 15:25:10 +00:00
RPRX	a78db47571	Adjust OCSP Stapling	2020-12-25 15:10:12 +00:00
RPRX	ffd8fd1d8a	Adjust JSON & TOML & YAML	2020-12-25 18:53:17 +08:00
eMeab	3d7e86efba	Add OCSP Stapling for TLS & XTLS (#92 )	2020-12-25 08:01:20 +00:00
Arthur Morgan	6f25191822	Changes from v2ray-core (#93 )	2020-12-24 19:45:35 +00:00
Monsoon	85619b5a29	Add YAML Support (#86 )	2020-12-24 19:30:26 +00:00
秋のかえで	f073456ac0	Add TOML Support (#98 )	2020-12-24 19:11:32 +00:00
RPRX	09f9d03fb6	Add Homebrew	2020-12-24 12:43:19 +00:00
RPRX	8f8f7dd66f	Refactor: Shadowsocks & Trojan UDP FullCone NAT https://t.me/projectXray/95704	2020-12-23 13:06:21 +00:00