v1.4.3

go1.17
adjust for go1.17
2025-08-23 01:56:48 +08:00 · 2021-09-08 01:38:12 +08:00 · 2021-09-08 01:33:14 +08:00 · 2021-09-08 01:30:20 +08:00 · 2021-09-08 01:13:32 +08:00 · 2021-09-08 00:53:55 +08:00
67 changed files with 1863 additions and 463 deletions
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -121,7 +121,7 @@ jobs:
      - name: Set up Go
        uses: actions/setup-go@v2
        with:
-          go-version: ^1.16
+          go-version: ^1.17

      - name: Get project dependencies
        run: go mod download
--- a/README.md
+++ b/README.md
@@ -23,8 +23,9 @@
  - [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)
+  - `brew install xray`
+  - [(Tap) Repository 0](https://github.com/N4FA/homebrew-xray)
+  - [(Tap) Repository 1](https://github.com/xiruizhao/homebrew-xray)

 ## Usage

@@ -43,6 +44,7 @@
  - [Netch (NetFilter & TUN/TAP)](https://github.com/NetchX/Netch)
 - Android
  - [v2rayNG](https://github.com/2dust/v2rayNG)
+  - [AnXray](https://github.com/XTLS/AnXray)
  - [Kitsunebi](https://github.com/rurirei/Kitsunebi/tree/release_xtls)
 - iOS / Mac
  - [Shadowrocket](https://apps.apple.com/app/shadowrocket/id932747118)
--- a/app/dispatcher/default.go
+++ b/app/dispatcher/default.go
@@ -179,7 +179,7 @@ func (d *DefaultDispatcher) getLink(ctx context.Context) (*transport.Link, *tran
 func shouldOverride(ctx context.Context, result SniffResult, request session.SniffingRequest, destination net.Destination) bool {
 	domain := result.Domain()
 	for _, d := range request.ExcludeForDomain {
-		if domain == d {
+		if strings.ToLower(domain) == d {
 			return false
 		}
 	}
@@ -196,7 +196,7 @@ func shouldOverride(ctx context.Context, result SniffResult, request session.Sni
 			return true
 		}
 		if fakeDNSEngine != nil && protocolString != "bittorrent" && p == "fakedns" &&
-			fakeDNSEngine.GetFakeIPRange().Contains(destination.Address.IP()) {
+			destination.Address.Family().IsIP() && fakeDNSEngine.GetFakeIPRange().Contains(destination.Address.IP()) {
 			newError("Using sniffer ", protocolString, " since the fake DNS missed").WriteToLog(session.ExportIDToError(ctx))
 			return true
 		}
--- a/app/dns/dohdns.go
+++ b/app/dns/dohdns.go
@@ -61,7 +61,8 @@ func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, clientIP net.
 				return nil, err
 			}

-			dispatcherCtx = session.ContextWithContent(dispatcherCtx, &session.Content{Protocol: "tls"})
+			dispatcherCtx = session.ContextWithContent(dispatcherCtx, session.ContentFromContext(ctx))
+			dispatcherCtx = session.ContextWithInbound(dispatcherCtx, session.InboundFromContext(ctx))
 			dispatcherCtx = log.ContextWithAccessMessage(dispatcherCtx, &log.AccessMessage{
 				From:   "DoH",
 				To:     s.dohURL,
--- a/app/dns/server.go
+++ b/app/dns/server.go
@@ -22,7 +22,6 @@ import (
 	"github.com/xtls/xray-core/features"
 	"github.com/xtls/xray-core/features/dns"
 	"github.com/xtls/xray-core/features/routing"
-	"github.com/xtls/xray-core/transport/internet"
 )

 // Server is a DNS rely server.
@@ -307,7 +306,7 @@ func (s *Server) queryIPTimeout(idx int, client Client, domain string, option dn
 			Tag: s.tag,
 		})
 	}
-	ctx = internet.ContextWithLookupDomain(ctx, domain)
+
 	ips, err := client.QueryIP(ctx, domain, option)
 	cancel()

@@ -348,7 +347,6 @@ func (s *Server) LookupIP(domain string, option dns.IPOption) ([]net.IP, error)
 	if domain == "" {
 		return nil, newError("empty domain name")
 	}
-	domain = strings.ToLower(domain)

 	// normalize the FQDN form query
 	if strings.HasSuffix(domain, ".") {
--- a/app/dns/server_test.go
+++ b/app/dns/server_test.go
@@ -101,8 +101,8 @@ func (*staticHandler) ServeDNS(w dns.ResponseWriter, r *dns.Msg) {
 			rr, _ := dns.NewRR("localhost-b. IN A 127.0.0.4")
 			ans.Answer = append(ans.Answer, rr)

-		case q.Name == "mijia\\ cloud." && q.Qtype == dns.TypeA:
-			rr, _ := dns.NewRR("mijia\\ cloud. IN A 127.0.0.1")
+		case q.Name == "Mijia\\ Cloud." && q.Qtype == dns.TypeA:
+			rr, _ := dns.NewRR("Mijia\\ Cloud. IN A 127.0.0.1")
 			ans.Answer = append(ans.Answer, rr)
 		}
 	}
--- a/app/dns/udpns.go
+++ b/app/dns/udpns.go
@@ -2,7 +2,6 @@ package dns

 import (
 	"context"
-	"github.com/xtls/xray-core/transport/internet"
 	"strings"
 	"sync"
 	"sync/atomic"
@@ -192,7 +191,7 @@ func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, option
 		if inbound := session.InboundFromContext(ctx); inbound != nil {
 			udpCtx = session.ContextWithInbound(udpCtx, inbound)
 		}
-		udpCtx = internet.ContextWithLookupDomain(udpCtx, internet.LookupDomainFromContext(ctx))
+
 		udpCtx = session.ContextWithContent(udpCtx, &session.Content{
 			Protocol: "dns",
 		})
--- a/app/router/condition.go
+++ b/app/router/condition.go
@@ -66,6 +66,24 @@ type DomainMatcher struct {
 	matchers strmatcher.IndexMatcher
 }

+func NewMphMatcherGroup(domains []*Domain) (*DomainMatcher, error) {
+	g := strmatcher.NewMphMatcherGroup()
+	for _, d := range domains {
+		matcherType, f := matcherTypeMap[d.Type]
+		if !f {
+			return nil, newError("unsupported domain type", d.Type)
+		}
+		_, err := g.AddPattern(d.Value, matcherType)
+		if err != nil {
+			return nil, err
+		}
+	}
+	g.Build()
+	return &DomainMatcher{
+		matchers: g,
+	}, nil
+}
+
 func NewDomainMatcher(domains []*Domain) (*DomainMatcher, error) {
 	g := new(strmatcher.MatcherGroup)
 	for _, d := range domains {
@@ -82,7 +100,7 @@ func NewDomainMatcher(domains []*Domain) (*DomainMatcher, error) {
 }

 func (m *DomainMatcher) ApplyDomain(domain string) bool {
-	return len(m.matchers.Match(domain)) > 0
+	return len(m.matchers.Match(strings.ToLower(domain))) > 0
 }

 // Apply implements Condition.
@@ -91,7 +109,7 @@ func (m *DomainMatcher) Apply(ctx routing.Context) bool {
 	if len(domain) == 0 {
 		return false
 	}
-	return m.ApplyDomain(strings.ToLower(domain))
+	return m.ApplyDomain(domain)
 }

 type MultiGeoIPMatcher struct {
--- a/app/router/condition_test.go
+++ b/app/router/condition_test.go
@@ -359,6 +359,9 @@ func TestChinaSites(t *testing.T) {
 	matcher, err := NewDomainMatcher(domains)
 	common.Must(err)

+	acMatcher, err := NewMphMatcherGroup(domains)
+	common.Must(err)
+
 	type TestCase struct {
 		Domain string
 		Output bool
@@ -387,9 +390,96 @@ func TestChinaSites(t *testing.T) {
 	}

 	for _, testCase := range testCases {
-		r := matcher.ApplyDomain(testCase.Domain)
-		if r != testCase.Output {
-			t.Error("expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r)
+		r1 := matcher.ApplyDomain(testCase.Domain)
+		r2 := acMatcher.ApplyDomain(testCase.Domain)
+		if r1 != testCase.Output {
+			t.Error("DomainMatcher expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r1)
+		} else if r2 != testCase.Output {
+			t.Error("ACDomainMatcher expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r2)
+		}
+	}
+}
+
+func BenchmarkMphDomainMatcher(b *testing.B) {
+	domains, err := loadGeoSite("CN")
+	common.Must(err)
+
+	matcher, err := NewMphMatcherGroup(domains)
+	common.Must(err)
+
+	type TestCase struct {
+		Domain string
+		Output bool
+	}
+	testCases := []TestCase{
+		{
+			Domain: "163.com",
+			Output: true,
+		},
+		{
+			Domain: "163.com",
+			Output: true,
+		},
+		{
+			Domain: "164.com",
+			Output: false,
+		},
+		{
+			Domain: "164.com",
+			Output: false,
+		},
+	}
+
+	for i := 0; i < 1024; i++ {
+		testCases = append(testCases, TestCase{Domain: strconv.Itoa(i) + ".not-exists.com", Output: false})
+	}
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		for _, testCase := range testCases {
+			_ = matcher.ApplyDomain(testCase.Domain)
+		}
+	}
+}
+
+func BenchmarkDomainMatcher(b *testing.B) {
+	domains, err := loadGeoSite("CN")
+	common.Must(err)
+
+	matcher, err := NewDomainMatcher(domains)
+	common.Must(err)
+
+	type TestCase struct {
+		Domain string
+		Output bool
+	}
+	testCases := []TestCase{
+		{
+			Domain: "163.com",
+			Output: true,
+		},
+		{
+			Domain: "163.com",
+			Output: true,
+		},
+		{
+			Domain: "164.com",
+			Output: false,
+		},
+		{
+			Domain: "164.com",
+			Output: false,
+		},
+	}
+
+	for i := 0; i < 1024; i++ {
+		testCases = append(testCases, TestCase{Domain: strconv.Itoa(i) + ".not-exists.com", Output: false})
+	}
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		for _, testCase := range testCases {
+			_ = matcher.ApplyDomain(testCase.Domain)
 		}
 	}
 }
--- a/app/router/config.go
+++ b/app/router/config.go
@@ -67,11 +67,24 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	conds := NewConditionChan()

 	if len(rr.Domain) > 0 {
+		switch rr.DomainMatcher {
+		case "linear":
 			matcher, err := NewDomainMatcher(rr.Domain)
 			if err != nil {
 				return nil, newError("failed to build domain condition").Base(err)
 			}
 			conds.Add(matcher)
+		case "mph", "hybrid":
+			fallthrough
+		default:
+			matcher, err := NewMphMatcherGroup(rr.Domain)
+			if err != nil {
+				return nil, newError("failed to build domain condition with MphDomainMatcher").Base(err)
+			}
+			newError("MphDomainMatcher is enabled for ", len(rr.Domain), " domain rule(s)").AtDebug().WriteToLog()
+			conds.Add(matcher)
+		}
+
 	}

 	if len(rr.UserEmail) > 0 {
--- a/app/router/config.pb.go
+++ b/app/router/config.pb.go
@@ -1,13 +1,12 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.15.8
 // source: app/router/config.proto

 package router

 import (
-	proto "github.com/golang/protobuf/proto"
 	net "github.com/xtls/xray-core/common/net"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
@@ -22,10 +21,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )

-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 // Type of domain value.
 type Domain_Type int32

@@ -515,6 +510,7 @@ type RoutingRule struct {
 	InboundTag     []string      `protobuf:"bytes,8,rep,name=inbound_tag,json=inboundTag,proto3" json:"inbound_tag,omitempty"`
 	Protocol       []string      `protobuf:"bytes,9,rep,name=protocol,proto3" json:"protocol,omitempty"`
 	Attributes     string        `protobuf:"bytes,15,opt,name=attributes,proto3" json:"attributes,omitempty"`
+	DomainMatcher  string        `protobuf:"bytes,17,opt,name=domain_matcher,json=domainMatcher,proto3" json:"domain_matcher,omitempty"`
 }

 func (x *RoutingRule) Reset() {
@@ -672,6 +668,13 @@ func (x *RoutingRule) GetAttributes() string {
 	return ""
 }

+func (x *RoutingRule) GetDomainMatcher() string {
+	if x != nil {
+		return x.DomainMatcher
+	}
+	return ""
+}
+
 type isRoutingRule_TargetTag interface {
 	isRoutingRule_TargetTag()
 }
@@ -946,7 +949,7 @@ var file_app_router_config_proto_rawDesc = []byte{
 	0x74, 0x12, 0x2e, 0x0a, 0x05, 0x65, 0x6e, 0x74, 0x72, 0x79, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b,
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@@ -994,36 +997,38 @@ var file_app_router_config_proto_rawDesc = []byte{
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+	0x6f, 0x75, 0x74, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x5f, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x6f,
+	0x72, 0x18, 0x02, 0x20, 0x03, 0x28, 0x09, 0x52, 0x10, 0x6f, 0x75, 0x74, 0x62, 0x6f, 0x75, 0x6e,
+	0x64, 0x53, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x22, 0x9b, 0x02, 0x0a, 0x06, 0x43, 0x6f,
+	0x6e, 0x66, 0x69, 0x67, 0x12, 0x4f, 0x0a, 0x0f, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x5f, 0x73,
+	0x74, 0x72, 0x61, 0x74, 0x65, 0x67, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x26, 0x2e,
+	0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x72, 0x6f, 0x75, 0x74, 0x65, 0x72, 0x2e,
+	0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x53, 0x74, 0x72,
+	0x61, 0x74, 0x65, 0x67, 0x79, 0x52, 0x0e, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x53, 0x74, 0x72,
+	0x61, 0x74, 0x65, 0x67, 0x79, 0x12, 0x30, 0x0a, 0x04, 0x72, 0x75, 0x6c, 0x65, 0x18, 0x02, 0x20,
+	0x03, 0x28, 0x0b, 0x32, 0x1c, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x72,
+	0x6f, 0x75, 0x74, 0x65, 0x72, 0x2e, 0x52, 0x6f, 0x75, 0x74, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c,
+	0x65, 0x52, 0x04, 0x72, 0x75, 0x6c, 0x65, 0x12, 0x45, 0x0a, 0x0e, 0x62, 0x61, 0x6c, 0x61, 0x6e,
+	0x63, 0x69, 0x6e, 0x67, 0x5f, 0x72, 0x75, 0x6c, 0x65, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0b, 0x32,
+	0x1e, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x72, 0x6f, 0x75, 0x74, 0x65,
+	0x72, 0x2e, 0x42, 0x61, 0x6c, 0x61, 0x6e, 0x63, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c, 0x65, 0x52,
+	0x0d, 0x62, 0x61, 0x6c, 0x61, 0x6e, 0x63, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c, 0x65, 0x22, 0x47,
+	0x0a, 0x0e, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x53, 0x74, 0x72, 0x61, 0x74, 0x65, 0x67, 0x79,
+	0x12, 0x08, 0x0a, 0x04, 0x41, 0x73, 0x49, 0x73, 0x10, 0x00, 0x12, 0x09, 0x0a, 0x05, 0x55, 0x73,
+	0x65, 0x49, 0x70, 0x10, 0x01, 0x12, 0x10, 0x0a, 0x0c, 0x49, 0x70, 0x49, 0x66, 0x4e, 0x6f, 0x6e,
+	0x4d, 0x61, 0x74, 0x63, 0x68, 0x10, 0x02, 0x12, 0x0e, 0x0a, 0x0a, 0x49, 0x70, 0x4f, 0x6e, 0x44,
+	0x65, 0x6d, 0x61, 0x6e, 0x64, 0x10, 0x03, 0x42, 0x4f, 0x0a, 0x13, 0x63, 0x6f, 0x6d, 0x2e, 0x78,
+	0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x72, 0x6f, 0x75, 0x74, 0x65, 0x72, 0x50, 0x01,
+	0x5a, 0x24, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c,
+	0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x61, 0x70, 0x70, 0x2f,
+	0x72, 0x6f, 0x75, 0x74, 0x65, 0x72, 0xaa, 0x02, 0x0f, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x41, 0x70,
+	0x70, 0x2e, 0x52, 0x6f, 0x75, 0x74, 0x65, 0x72, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/app/router/config.proto
+++ b/app/router/config.proto
@@ -119,6 +119,8 @@ message RoutingRule {
  repeated string protocol = 9;

  string attributes = 15;
+
+  string domain_matcher = 17;
 }

 message BalancingRule {
--- a/common/buf/buffer.go
+++ b/common/buf/buffer.go
@@ -24,10 +24,17 @@ type Buffer struct {
 	UDP   *net.Destination
 }

-// New creates a Buffer with 0 length and 2K capacity.
+// New creates a Buffer with 0 length and 8K capacity.
 func New() *Buffer {
+	buf := pool.Get().([]byte)
+	if cap(buf) >= Size {
+		buf = buf[:Size]
+	} else {
+		buf = make([]byte, Size)
+	}
+
 	return &Buffer{
-		v: pool.Get().([]byte),
+		v: buf,
 	}
 }

@@ -38,7 +45,7 @@ func NewExisted(b []byte) *Buffer {

 	oLen := len(b)
 	if oLen < Size {
-		b = append(b, make([]byte, Size-oLen)...)
+		b = b[:Size]
 	}

 	return &Buffer{
@@ -50,8 +57,15 @@ func NewExisted(b []byte) *Buffer {
 // StackNew creates a new Buffer object on stack.
 // This method is for buffers that is released in the same function.
 func StackNew() Buffer {
+	buf := pool.Get().([]byte)
+	if cap(buf) >= Size {
+		buf = buf[:Size]
+	} else {
+		buf = make([]byte, Size)
+	}
+
 	return Buffer{
-		v: pool.Get().([]byte),
+		v: buf,
 	}
 }

@@ -64,7 +78,10 @@ func (b *Buffer) Release() {
 	p := b.v
 	b.v = nil
 	b.Clear()
+
+	if cap(p) == Size {
 		pool.Put(p)
+	}
 	b.UDP = nil
 }

--- a/common/buf/readv_reader.go
+++ b/common/buf/readv_reader.go
@@ -4,7 +4,6 @@ package buf

 import (
 	"io"
-	"runtime"
 	"syscall"

 	"github.com/xtls/xray-core/common/platform"
@@ -134,17 +133,13 @@ func (r *ReadVReader) ReadMultiBuffer() (MultiBuffer, error) {
 	return mb, nil
 }

-var useReadv = true
+var useReadv bool

 func init() {
 	const defaultFlagValue = "NOT_DEFINED_AT_ALL"
 	value := platform.NewEnvFlag("xray.buf.readv").GetValue(func() string { return defaultFlagValue })
 	switch value {
-	case defaultFlagValue, "auto":
-		if (runtime.GOARCH == "386" || runtime.GOARCH == "amd64" || runtime.GOARCH == "s390x") && (runtime.GOOS == "linux" || runtime.GOOS == "darwin" || runtime.GOOS == "windows") {
-			useReadv = true
-		}
-	case "enable":
+	case defaultFlagValue, "auto", "enable":
 		useReadv = true
 	}
 }
--- a/common/protocol/tls/sniff.go
+++ b/common/protocol/tls/sniff.go
@@ -102,7 +102,7 @@ func ReadClientHello(data []byte, h *SniffHeader) error {
 					return errNotClientHello
 				}
 				if nameType == 0 {
-					serverName := strings.ToLower(string(d[:nameLen]))
+					serverName := string(d[:nameLen])
 					// An SNI value may not include a
 					// trailing dot. See
 					// https://tools.ietf.org/html/rfc6066#section-3.
--- a/common/strmatcher/ac_automaton_matcher.go
+++ b/common/strmatcher/ac_automaton_matcher.go
@@ -0,0 +1,243 @@
+package strmatcher
+
+import (
+	"container/list"
+)
+
+const validCharCount = 53
+
+type MatchType struct {
+	matchType Type
+	exist     bool
+}
+
+const (
+	TrieEdge bool = true
+	FailEdge bool = false
+)
+
+type Edge struct {
+	edgeType bool
+	nextNode int
+}
+
+type ACAutomaton struct {
+	trie   [][validCharCount]Edge
+	fail   []int
+	exists []MatchType
+	count  int
+}
+
+func newNode() [validCharCount]Edge {
+	var s [validCharCount]Edge
+	for i := range s {
+		s[i] = Edge{
+			edgeType: FailEdge,
+			nextNode: 0,
+		}
+	}
+	return s
+}
+
+var char2Index = []int{
+	'A':  0,
+	'a':  0,
+	'B':  1,
+	'b':  1,
+	'C':  2,
+	'c':  2,
+	'D':  3,
+	'd':  3,
+	'E':  4,
+	'e':  4,
+	'F':  5,
+	'f':  5,
+	'G':  6,
+	'g':  6,
+	'H':  7,
+	'h':  7,
+	'I':  8,
+	'i':  8,
+	'J':  9,
+	'j':  9,
+	'K':  10,
+	'k':  10,
+	'L':  11,
+	'l':  11,
+	'M':  12,
+	'm':  12,
+	'N':  13,
+	'n':  13,
+	'O':  14,
+	'o':  14,
+	'P':  15,
+	'p':  15,
+	'Q':  16,
+	'q':  16,
+	'R':  17,
+	'r':  17,
+	'S':  18,
+	's':  18,
+	'T':  19,
+	't':  19,
+	'U':  20,
+	'u':  20,
+	'V':  21,
+	'v':  21,
+	'W':  22,
+	'w':  22,
+	'X':  23,
+	'x':  23,
+	'Y':  24,
+	'y':  24,
+	'Z':  25,
+	'z':  25,
+	'!':  26,
+	'$':  27,
+	'&':  28,
+	'\'': 29,
+	'(':  30,
+	')':  31,
+	'*':  32,
+	'+':  33,
+	',':  34,
+	';':  35,
+	'=':  36,
+	':':  37,
+	'%':  38,
+	'-':  39,
+	'.':  40,
+	'_':  41,
+	'~':  42,
+	'0':  43,
+	'1':  44,
+	'2':  45,
+	'3':  46,
+	'4':  47,
+	'5':  48,
+	'6':  49,
+	'7':  50,
+	'8':  51,
+	'9':  52,
+}
+
+func NewACAutomaton() *ACAutomaton {
+	var ac = new(ACAutomaton)
+	ac.trie = append(ac.trie, newNode())
+	ac.fail = append(ac.fail, 0)
+	ac.exists = append(ac.exists, MatchType{
+		matchType: Full,
+		exist:     false,
+	})
+	return ac
+}
+
+func (ac *ACAutomaton) Add(domain string, t Type) {
+	var node = 0
+	for i := len(domain) - 1; i >= 0; i-- {
+		var idx = char2Index[domain[i]]
+		if ac.trie[node][idx].nextNode == 0 {
+			ac.count++
+			if len(ac.trie) < ac.count+1 {
+				ac.trie = append(ac.trie, newNode())
+				ac.fail = append(ac.fail, 0)
+				ac.exists = append(ac.exists, MatchType{
+					matchType: Full,
+					exist:     false,
+				})
+			}
+			ac.trie[node][idx] = Edge{
+				edgeType: TrieEdge,
+				nextNode: ac.count,
+			}
+		}
+		node = ac.trie[node][idx].nextNode
+	}
+	ac.exists[node] = MatchType{
+		matchType: t,
+		exist:     true,
+	}
+	switch t {
+	case Domain:
+		ac.exists[node] = MatchType{
+			matchType: Full,
+			exist:     true,
+		}
+		var idx = char2Index['.']
+		if ac.trie[node][idx].nextNode == 0 {
+			ac.count++
+			if len(ac.trie) < ac.count+1 {
+				ac.trie = append(ac.trie, newNode())
+				ac.fail = append(ac.fail, 0)
+				ac.exists = append(ac.exists, MatchType{
+					matchType: Full,
+					exist:     false,
+				})
+			}
+			ac.trie[node][idx] = Edge{
+				edgeType: TrieEdge,
+				nextNode: ac.count,
+			}
+		}
+		node = ac.trie[node][idx].nextNode
+		ac.exists[node] = MatchType{
+			matchType: t,
+			exist:     true,
+		}
+	default:
+		break
+	}
+}
+
+func (ac *ACAutomaton) Build() {
+	var queue = list.New()
+	for i := 0; i < validCharCount; i++ {
+		if ac.trie[0][i].nextNode != 0 {
+			queue.PushBack(ac.trie[0][i])
+		}
+	}
+	for {
+		var front = queue.Front()
+		if front == nil {
+			break
+		} else {
+			var node = front.Value.(Edge).nextNode
+			queue.Remove(front)
+			for i := 0; i < validCharCount; i++ {
+				if ac.trie[node][i].nextNode != 0 {
+					ac.fail[ac.trie[node][i].nextNode] = ac.trie[ac.fail[node]][i].nextNode
+					queue.PushBack(ac.trie[node][i])
+				} else {
+					ac.trie[node][i] = Edge{
+						edgeType: FailEdge,
+						nextNode: ac.trie[ac.fail[node]][i].nextNode,
+					}
+				}
+			}
+		}
+	}
+}
+
+func (ac *ACAutomaton) Match(s string) bool {
+	var node = 0
+	var fullMatch = true
+	// 1. the match string is all through trie edge. FULL MATCH or DOMAIN
+	// 2. the match string is through a fail edge. NOT FULL MATCH
+	// 2.1 Through a fail edge, but there exists a valid node. SUBSTR
+	for i := len(s) - 1; i >= 0; i-- {
+		var idx = char2Index[s[i]]
+		fullMatch = fullMatch && ac.trie[node][idx].edgeType
+		node = ac.trie[node][idx].nextNode
+		switch ac.exists[node].matchType {
+		case Substr:
+			return true
+		case Domain:
+			if fullMatch {
+				return true
+			}
+		default:
+			break
+		}
+	}
+	return fullMatch && ac.exists[node].exist
+}
--- a/common/strmatcher/benchmark_test.go
+++ b/common/strmatcher/benchmark_test.go
@@ -8,6 +8,19 @@ import (
 	. "github.com/xtls/xray-core/common/strmatcher"
 )

+func BenchmarkACAutomaton(b *testing.B) {
+	ac := NewACAutomaton()
+	for i := 1; i <= 1024; i++ {
+		ac.Add(strconv.Itoa(i)+".v2ray.com", Domain)
+	}
+	ac.Build()
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		_ = ac.Match("0.v2ray.com")
+	}
+}
+
 func BenchmarkDomainMatcherGroup(b *testing.B) {
 	g := new(DomainMatcherGroup)

--- a/common/strmatcher/mph_matcher.go
+++ b/common/strmatcher/mph_matcher.go
@@ -0,0 +1,301 @@
+package strmatcher
+
+import (
+	"math/bits"
+	"regexp"
+	"sort"
+	"strings"
+	"unsafe"
+)
+
+// PrimeRK is the prime base used in Rabin-Karp algorithm.
+const PrimeRK = 16777619
+
+// calculate the rolling murmurHash of given string
+func RollingHash(s string) uint32 {
+	h := uint32(0)
+	for i := len(s) - 1; i >= 0; i-- {
+		h = h*PrimeRK + uint32(s[i])
+	}
+	return h
+}
+
+// A MphMatcherGroup is divided into three parts:
+// 1. `full` and `domain` patterns are matched by Rabin-Karp algorithm and minimal perfect hash table;
+// 2. `substr` patterns are matched by ac automaton;
+// 3. `regex` patterns are matched with the regex library.
+type MphMatcherGroup struct {
+	ac            *ACAutomaton
+	otherMatchers []matcherEntry
+	rules         []string
+	level0        []uint32
+	level0Mask    int
+	level1        []uint32
+	level1Mask    int
+	count         uint32
+	ruleMap       *map[string]uint32
+}
+
+func (g *MphMatcherGroup) AddFullOrDomainPattern(pattern string, t Type) {
+	h := RollingHash(pattern)
+	switch t {
+	case Domain:
+		(*g.ruleMap)["."+pattern] = h*PrimeRK + uint32('.')
+		fallthrough
+	case Full:
+		(*g.ruleMap)[pattern] = h
+	default:
+	}
+}
+
+func NewMphMatcherGroup() *MphMatcherGroup {
+	return &MphMatcherGroup{
+		ac:            nil,
+		otherMatchers: nil,
+		rules:         nil,
+		level0:        nil,
+		level0Mask:    0,
+		level1:        nil,
+		level1Mask:    0,
+		count:         1,
+		ruleMap:       &map[string]uint32{},
+	}
+}
+
+// AddPattern adds a pattern to MphMatcherGroup
+func (g *MphMatcherGroup) AddPattern(pattern string, t Type) (uint32, error) {
+	switch t {
+	case Substr:
+		if g.ac == nil {
+			g.ac = NewACAutomaton()
+		}
+		g.ac.Add(pattern, t)
+	case Full, Domain:
+		pattern = strings.ToLower(pattern)
+		g.AddFullOrDomainPattern(pattern, t)
+	case Regex:
+		r, err := regexp.Compile(pattern)
+		if err != nil {
+			return 0, err
+		}
+		g.otherMatchers = append(g.otherMatchers, matcherEntry{
+			m:  &regexMatcher{pattern: r},
+			id: g.count,
+		})
+	default:
+		panic("Unknown type")
+	}
+	return g.count, nil
+}
+
+// Build builds a minimal perfect hash table and ac automaton from insert rules
+func (g *MphMatcherGroup) Build() {
+	if g.ac != nil {
+		g.ac.Build()
+	}
+	keyLen := len(*g.ruleMap)
+	if keyLen == 0 {
+		keyLen = 1
+		(*g.ruleMap)["empty___"] = RollingHash("empty___")
+	}
+	g.level0 = make([]uint32, nextPow2(keyLen/4))
+	g.level0Mask = len(g.level0) - 1
+	g.level1 = make([]uint32, nextPow2(keyLen))
+	g.level1Mask = len(g.level1) - 1
+	var sparseBuckets = make([][]int, len(g.level0))
+	var ruleIdx int
+	for rule, hash := range *g.ruleMap {
+		n := int(hash) & g.level0Mask
+		g.rules = append(g.rules, rule)
+		sparseBuckets[n] = append(sparseBuckets[n], ruleIdx)
+		ruleIdx++
+	}
+	g.ruleMap = nil
+	var buckets []indexBucket
+	for n, vals := range sparseBuckets {
+		if len(vals) > 0 {
+			buckets = append(buckets, indexBucket{n, vals})
+		}
+	}
+	sort.Sort(bySize(buckets))
+
+	occ := make([]bool, len(g.level1))
+	var tmpOcc []int
+	for _, bucket := range buckets {
+		var seed = uint32(0)
+		for {
+			findSeed := true
+			tmpOcc = tmpOcc[:0]
+			for _, i := range bucket.vals {
+				n := int(strhashFallback(unsafe.Pointer(&g.rules[i]), uintptr(seed))) & g.level1Mask
+				if occ[n] {
+					for _, n := range tmpOcc {
+						occ[n] = false
+					}
+					seed++
+					findSeed = false
+					break
+				}
+				occ[n] = true
+				tmpOcc = append(tmpOcc, n)
+				g.level1[n] = uint32(i)
+			}
+			if findSeed {
+				g.level0[bucket.n] = seed
+				break
+			}
+		}
+	}
+}
+
+func nextPow2(v int) int {
+	if v <= 1 {
+		return 1
+	}
+	const MaxUInt = ^uint(0)
+	n := (MaxUInt >> bits.LeadingZeros(uint(v))) + 1
+	return int(n)
+}
+
+// Lookup searches for s in t and returns its index and whether it was found.
+func (g *MphMatcherGroup) Lookup(h uint32, s string) bool {
+	i0 := int(h) & g.level0Mask
+	seed := g.level0[i0]
+	i1 := int(strhashFallback(unsafe.Pointer(&s), uintptr(seed))) & g.level1Mask
+	n := g.level1[i1]
+	return s == g.rules[int(n)]
+}
+
+// Match implements IndexMatcher.Match.
+func (g *MphMatcherGroup) Match(pattern string) []uint32 {
+	result := []uint32{}
+	hash := uint32(0)
+	for i := len(pattern) - 1; i >= 0; i-- {
+		hash = hash*PrimeRK + uint32(pattern[i])
+		if pattern[i] == '.' {
+			if g.Lookup(hash, pattern[i:]) {
+				result = append(result, 1)
+				return result
+			}
+		}
+	}
+	if g.Lookup(hash, pattern) {
+		result = append(result, 1)
+		return result
+	}
+	if g.ac != nil && g.ac.Match(pattern) {
+		result = append(result, 1)
+		return result
+	}
+	for _, e := range g.otherMatchers {
+		if e.m.Match(pattern) {
+			result = append(result, e.id)
+			return result
+		}
+	}
+	return nil
+}
+
+type indexBucket struct {
+	n    int
+	vals []int
+}
+
+type bySize []indexBucket
+
+func (s bySize) Len() int           { return len(s) }
+func (s bySize) Less(i, j int) bool { return len(s[i].vals) > len(s[j].vals) }
+func (s bySize) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }
+
+type stringStruct struct {
+	str unsafe.Pointer
+	len int
+}
+
+func strhashFallback(a unsafe.Pointer, h uintptr) uintptr {
+	x := (*stringStruct)(a)
+	return memhashFallback(x.str, h, uintptr(x.len))
+}
+
+const (
+	// Constants for multiplication: four random odd 64-bit numbers.
+	m1 = 16877499708836156737
+	m2 = 2820277070424839065
+	m3 = 9497967016996688599
+	m4 = 15839092249703872147
+)
+
+var hashkey = [4]uintptr{1, 1, 1, 1}
+
+func memhashFallback(p unsafe.Pointer, seed, s uintptr) uintptr {
+	h := uint64(seed + s*hashkey[0])
+tail:
+	switch {
+	case s == 0:
+	case s < 4:
+		h ^= uint64(*(*byte)(p))
+		h ^= uint64(*(*byte)(add(p, s>>1))) << 8
+		h ^= uint64(*(*byte)(add(p, s-1))) << 16
+		h = rotl31(h*m1) * m2
+	case s <= 8:
+		h ^= uint64(readUnaligned32(p))
+		h ^= uint64(readUnaligned32(add(p, s-4))) << 32
+		h = rotl31(h*m1) * m2
+	case s <= 16:
+		h ^= readUnaligned64(p)
+		h = rotl31(h*m1) * m2
+		h ^= readUnaligned64(add(p, s-8))
+		h = rotl31(h*m1) * m2
+	case s <= 32:
+		h ^= readUnaligned64(p)
+		h = rotl31(h*m1) * m2
+		h ^= readUnaligned64(add(p, 8))
+		h = rotl31(h*m1) * m2
+		h ^= readUnaligned64(add(p, s-16))
+		h = rotl31(h*m1) * m2
+		h ^= readUnaligned64(add(p, s-8))
+		h = rotl31(h*m1) * m2
+	default:
+		v1 := h
+		v2 := uint64(seed * hashkey[1])
+		v3 := uint64(seed * hashkey[2])
+		v4 := uint64(seed * hashkey[3])
+		for s >= 32 {
+			v1 ^= readUnaligned64(p)
+			v1 = rotl31(v1*m1) * m2
+			p = add(p, 8)
+			v2 ^= readUnaligned64(p)
+			v2 = rotl31(v2*m2) * m3
+			p = add(p, 8)
+			v3 ^= readUnaligned64(p)
+			v3 = rotl31(v3*m3) * m4
+			p = add(p, 8)
+			v4 ^= readUnaligned64(p)
+			v4 = rotl31(v4*m4) * m1
+			p = add(p, 8)
+			s -= 32
+		}
+		h = v1 ^ v2 ^ v3 ^ v4
+		goto tail
+	}
+
+	h ^= h >> 29
+	h *= m3
+	h ^= h >> 32
+	return uintptr(h)
+}
+func add(p unsafe.Pointer, x uintptr) unsafe.Pointer {
+	return unsafe.Pointer(uintptr(p) + x)
+}
+func readUnaligned32(p unsafe.Pointer) uint32 {
+	q := (*[4]byte)(p)
+	return uint32(q[0]) | uint32(q[1])<<8 | uint32(q[2])<<16 | uint32(q[3])<<24
+}
+
+func rotl31(x uint64) uint64 {
+	return (x << 31) | (x >> (64 - 31))
+}
+func readUnaligned64(p unsafe.Pointer) uint64 {
+	q := (*[8]byte)(p)
+	return uint64(q[0]) | uint64(q[1])<<8 | uint64(q[2])<<16 | uint64(q[3])<<24 | uint64(q[4])<<32 | uint64(q[5])<<40 | uint64(q[6])<<48 | uint64(q[7])<<56
+}
--- a/common/strmatcher/strmatcher.go
+++ b/common/strmatcher/strmatcher.go
@@ -27,6 +27,7 @@ const (

 // New creates a new Matcher based on the given pattern.
 func (t Type) New(pattern string) (Matcher, error) {
+	// 1. regex matching is case-sensitive
 	switch t {
 	case Full:
 		return fullMatcher(pattern), nil
--- a/common/strmatcher/strmatcher_test.go
+++ b/common/strmatcher/strmatcher_test.go
@@ -91,3 +91,172 @@ func TestMatcherGroup(t *testing.T) {
 		}
 	}
 }
+
+func TestACAutomaton(t *testing.T) {
+	cases1 := []struct {
+		pattern string
+		mType   Type
+		input   string
+		output  bool
+	}{
+		{
+			pattern: "xtls.github.io",
+			mType:   Domain,
+			input:   "www.xtls.github.io",
+			output:  true,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Domain,
+			input:   "xtls.github.io",
+			output:  true,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Domain,
+			input:   "www.xtis.github.io",
+			output:  false,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Domain,
+			input:   "tls.github.io",
+			output:  false,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Domain,
+			input:   "xxtls.github.io",
+			output:  false,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Full,
+			input:   "xtls.github.io",
+			output:  true,
+		},
+		{
+			pattern: "xtls.github.io",
+			mType:   Full,
+			input:   "xxtls.github.io",
+			output:  false,
+		},
+	}
+	for _, test := range cases1 {
+		var ac = NewACAutomaton()
+		ac.Add(test.pattern, test.mType)
+		ac.Build()
+		if m := ac.Match(test.input); m != test.output {
+			t.Error("unexpected output: ", m, " for test case ", test)
+		}
+	}
+	{
+		cases2Input := []struct {
+			pattern string
+			mType   Type
+		}{
+			{
+				pattern: "163.com",
+				mType:   Domain,
+			},
+			{
+				pattern: "m.126.com",
+				mType:   Full,
+			},
+			{
+				pattern: "3.com",
+				mType:   Full,
+			},
+			{
+				pattern: "google.com",
+				mType:   Substr,
+			},
+			{
+				pattern: "vgoogle.com",
+				mType:   Substr,
+			},
+		}
+		var ac = NewACAutomaton()
+		for _, test := range cases2Input {
+			ac.Add(test.pattern, test.mType)
+		}
+		ac.Build()
+		cases2Output := []struct {
+			pattern string
+			res     bool
+		}{
+			{
+				pattern: "126.com",
+				res:     false,
+			},
+			{
+				pattern: "m.163.com",
+				res:     true,
+			},
+			{
+				pattern: "mm163.com",
+				res:     false,
+			},
+			{
+				pattern: "m.126.com",
+				res:     true,
+			},
+			{
+				pattern: "163.com",
+				res:     true,
+			},
+			{
+				pattern: "63.com",
+				res:     false,
+			},
+			{
+				pattern: "oogle.com",
+				res:     false,
+			},
+			{
+				pattern: "vvgoogle.com",
+				res:     true,
+			},
+		}
+		for _, test := range cases2Output {
+			if m := ac.Match(test.pattern); m != test.res {
+				t.Error("unexpected output: ", m, " for test case ", test)
+			}
+		}
+	}
+
+	{
+		cases3Input := []struct {
+			pattern string
+			mType   Type
+		}{
+			{
+				pattern: "video.google.com",
+				mType:   Domain,
+			},
+			{
+				pattern: "gle.com",
+				mType:   Domain,
+			},
+		}
+		var ac = NewACAutomaton()
+		for _, test := range cases3Input {
+			ac.Add(test.pattern, test.mType)
+		}
+		ac.Build()
+		cases3Output := []struct {
+			pattern string
+			res     bool
+		}{
+			{
+				pattern: "google.com",
+				res:     false,
+			},
+		}
+		for _, test := range cases3Output {
+			if m := ac.Match(test.pattern); m != test.res {
+				t.Error("unexpected output: ", m, " for test case ", test)
+			}
+		}
+	}
+}
--- a/core/config.go
+++ b/core/config.go
@@ -80,14 +80,25 @@ func getFormat(filename string) string {
 func LoadConfig(formatName string, input interface{}) (*Config, error) {
 	switch v := input.(type) {
 	case cmdarg.Arg:
-
 		formats := make([]string, len(v))
 		hasProtobuf := false
 		for i, file := range v {
-			f := getFormat(file)
-			if f == "" {
+			var f string
+
+			if formatName == "auto" {
+				if file != "stdin:" {
+					f = getFormat(file)
+				} else {
+					f = "json"
+				}
+			} else {
 				f = formatName
 			}
+
+			if f == "" {
+				return nil, newError("Failed to get format of ", file).AtWarning()
+			}
+
 			if f == "protobuf" {
 				hasProtobuf = true
 			}
--- a/core/core.go
+++ b/core/core.go
@@ -18,7 +18,7 @@ import (
 )

 var (
-	version  = "1.4.0"
+	version  = "1.4.3"
 	build    = "Custom"
 	codename = "Xray, Penetrates Everything."
 	intro    = "A unified platform for anti-censorship."
--- a/go.mod
+++ b/go.mod
@@ -1,26 +1,48 @@
 module github.com/xtls/xray-core

-go 1.16
+go 1.17

 require (
 	github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32
-	github.com/golang/mock v1.5.0
-	github.com/golang/protobuf v1.4.3
-	github.com/google/go-cmp v0.5.5
+	github.com/golang/mock v1.6.0
+	github.com/golang/protobuf v1.5.2
+	github.com/google/go-cmp v0.5.6
 	github.com/gorilla/websocket v1.4.2
-	github.com/lucas-clemente/quic-go v0.19.3
-	github.com/miekg/dns v1.1.40
-	github.com/pelletier/go-toml v1.8.1
-	github.com/pires/go-proxyproto v0.5.0
+	github.com/lucas-clemente/quic-go v0.23.0
+	github.com/miekg/dns v1.1.43
+	github.com/pelletier/go-toml v1.9.4
+	github.com/pires/go-proxyproto v0.6.0
+	github.com/refraction-networking/utls v0.0.0-20210713165636-0b2885c8c0d4
 	github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c
 	github.com/stretchr/testify v1.7.0
 	github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499
-	go.starlark.net v0.0.0-20210312235212-74c10e2c17dc
-	golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83
-	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
+	go.starlark.net v0.0.0-20210901212718-87f333178d59
+	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5
+	golang.org/x/net v0.0.0-20210903162142-ad29c8ab022f
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/sys v0.0.0-20210313202042-bd2e13477e9c
-	google.golang.org/grpc v1.36.0
-	google.golang.org/protobuf v1.25.0
-	h12.io/socks v1.0.2
+	golang.org/x/sys v0.0.0-20210906170528-6f6e22806c34
+	google.golang.org/grpc v1.40.0
+	google.golang.org/protobuf v1.27.1
+	h12.io/socks v1.0.3
+)
+
+require (
+	github.com/cheekybits/genny v1.0.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165 // indirect
+	github.com/fsnotify/fsnotify v1.5.1 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
+	github.com/marten-seemann/qtls-go1-16 v0.1.4 // indirect
+	github.com/marten-seemann/qtls-go1-17 v0.1.0 // indirect
+	github.com/nxadm/tail v1.4.8 // indirect
+	github.com/onsi/ginkgo v1.16.4 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	golang.org/x/mod v0.5.0 // indirect
+	golang.org/x/text v0.3.7 // indirect
+	golang.org/x/tools v0.1.5 // indirect
+	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
+	google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83 // indirect
+	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -8,18 +8,23 @@ dmitri.shuralyov.com/service/change v0.0.0-20181023043359-a85b471d5412/go.mod h1
 dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c/go.mod h1:0PRwlb0D6DFvNNtx+9ybjezNCa8XF0xaYcETyp6rHWU=
 git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
+github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cheekybits/genny v1.0.0 h1:uGGa4nei+j20rOSeDeP5Of12XVm7TGUd4dJA9RDitfE=
 github.com/cheekybits/genny v1.0.0/go.mod h1:+tQajlRqAUrPI7DOSpB0XAqZYtQakVtB7wXkRAgjxjQ=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
 github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
+github.com/cncf/xds/go v0.0.0-20210312221358-fbca930ec8ed/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/coreos/go-systemd v0.0.0-20181012123002-c6f51f82210d/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -29,32 +34,35 @@ github.com/dgryski/go-metro v0.0.0-20200812162917-85c65e2d0165/go.mod h1:c9O8+fp
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
+github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
+github.com/envoyproxy/go-control-plane v0.9.9-0.20210512163311-63b5d3c536b0/go.mod h1:hliV/p42l8fGbc6Y9bQ70uLwIvmJyVE5k4iMKlh8wCQ=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
-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/fsnotify/fsnotify v1.5.1 h1:mZcQUHVQUQWoPXXtuf9yuEXKudkV2sx1E06UadKWpgI=
+github.com/fsnotify/fsnotify v1.5.1/go.mod h1:T3375wBYaZdLLcVNkcVbzGHY7f1l/uK5T5Ai1i3InKU=
 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/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
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@@ -62,8 +70,10 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
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@@ -71,8 +81,9 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -85,6 +96,7 @@ github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0U
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@@ -98,39 +110,44 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
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@@ -139,6 +156,9 @@ github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:
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@@ -167,9 +187,9 @@ github.com/shurcooL/users v0.0.0-20180125191416-49c67e49c537/go.mod h1:QJTqeLYED
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@@ -179,10 +199,12 @@ github.com/viant/assertly v0.4.8/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49u
 github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
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 github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499/go.mod h1:5TB2+k58gx4A4g2Nf5miSHNDF6CuAzHKpWBooLAshTs=
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+github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
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+go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
+go.starlark.net v0.0.0-20210901212718-87f333178d59 h1:F8ArBy9n1l7HE1JjzOIYqweEqoUlywy5+L3bR0tIa9g=
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@@ -191,15 +213,19 @@ golang.org/x/crypto v0.0.0-20190313024323-a1f597ede03a/go.mod h1:djNgcEr1/C05ACk
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@@ -211,22 +237,27 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn
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@@ -235,27 +266,32 @@ golang.org/x/sys v0.0.0-20181029174526-d69651ed3497/go.mod h1:STP8DvDyc/dI5b8T5h
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@@ -267,7 +303,11 @@ golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3
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+golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.5 h1:ouewzE6p+/VEB31YYnTbEJdi8pFqKp4P4n85vwo3DHA=
+golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -285,20 +325,22 @@ google.golang.org/genproto v0.0.0-20180831171423-11092d34479b/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20181029155118-b69ba1387ce2/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20181202183823-bd91e49a0898/go.mod h1:7Ep/1NZk928CDR8SjdVbjWNpdIf6nzjE3BTgJDr2Atg=
 google.golang.org/genproto v0.0.0-20190306203927-b5d61aea6440/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
-google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
+google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
+google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83 h1:3V2dxSZpz4zozWWUq36vUxXEKnSYitEH2LdsAx+RUmg=
+google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
 google.golang.org/grpc v1.14.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.16.0/go.mod h1:0JHn/cJsOMiMfNA9+DeHDlAU7KAAB5GDlYFpa9MZMio=
 google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.36.0 h1:o1bcQ6imQMIOpdrO3SWf2z5RV72WbDwdXuK0MDlc8As=
+google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
 google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.40.0 h1:AGJ0Ih4mHjSeibYkFGh1dD9KJ/eOtZ93I6hoHhukQ5Q=
+google.golang.org/grpc v1.40.0/go.mod h1:ogyxbiOoUXAkP+4+xa6PZSE9DZgIHtSpzjDTB9KAK34=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -307,8 +349,11 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi
 google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
+google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -318,20 +363,21 @@ gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkep
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3/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.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 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=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/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=
+h12.io/socks v1.0.3 h1:Ka3qaQewws4j4/eDQnOdpr4wXsC//dXtWvftlIcCQUo=
+h12.io/socks v1.0.3/go.mod h1:AIhxy1jOId/XCz9BO+EIgNL2rQiPTBNnOfnVnQ+3Eck=
 honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
-rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
 sourcegraph.com/sourcegraph/go-diff v0.5.0/go.mod h1:kuch7UrkMzY0X+p9CRK03kfuPQ2zzQcaEFbx8wA8rck=
 sourcegraph.com/sqs/pbtypes v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0=
--- a/infra/conf/grpc.go
+++ b/infra/conf/grpc.go
@@ -9,8 +9,23 @@ import (
 type GRPCConfig struct {
 	ServiceName         string `json:"serviceName" `
 	MultiMode           bool   `json:"multiMode"`
+	IdleTimeout         int32  `json:"idle_timeout"`
+	HealthCheckTimeout  int32  `json:"health_check_timeout"`
+	PermitWithoutStream bool   `json:"permit_without_stream"`
 }

-func (g GRPCConfig) Build() (proto.Message, error) {
-	return &grpc.Config{ServiceName: g.ServiceName, MultiMode: g.MultiMode}, nil
+func (g *GRPCConfig) Build() (proto.Message, error) {
+	if g.IdleTimeout <= 0 {
+		g.IdleTimeout = 0
+	}
+	if g.HealthCheckTimeout <= 0 {
+		g.HealthCheckTimeout = 0
+	}
+	return &grpc.Config{
+		ServiceName:         g.ServiceName,
+		MultiMode:           g.MultiMode,
+		IdleTimeout:         g.IdleTimeout,
+		HealthCheckTimeout:  g.HealthCheckTimeout,
+		PermitWithoutStream: g.PermitWithoutStream,
+	}, nil
 }
--- a/infra/conf/router.go
+++ b/infra/conf/router.go
@@ -98,6 +98,8 @@ type RouterRule struct {
 	Type        string `json:"type"`
 	OutboundTag string `json:"outboundTag"`
 	BalancerTag string `json:"balancerTag"`
+
+	DomainMatcher string `json:"domainMatcher"`
 }

 func ParseIP(s string) (*router.CIDR, error) {
@@ -491,6 +493,10 @@ func parseFieldRule(msg json.RawMessage) (*router.RoutingRule, error) {
 		return nil, newError("neither outboundTag nor balancerTag is specified in routing rule")
 	}

+	if rawFieldRule.DomainMatcher != "" {
+		rule.DomainMatcher = rawFieldRule.DomainMatcher
+	}
+
 	if rawFieldRule.Domain != nil {
 		for _, domain := range *rawFieldRule.Domain {
 			rules, err := parseDomainRule(domain)
--- a/infra/conf/transport_internet.go
+++ b/infra/conf/transport_internet.go
@@ -181,12 +181,22 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
 type HTTPConfig struct {
 	Host               *StringList `json:"host"`
 	Path               string      `json:"path"`
+	ReadIdleTimeout    int32       `json:"read_idle_timeout"`
+	HealthCheckTimeout int32       `json:"health_check_timeout"`
 }

 // Build implements Buildable.
 func (c *HTTPConfig) Build() (proto.Message, error) {
+	if c.ReadIdleTimeout <= 0 {
+		c.ReadIdleTimeout = 0
+	}
+	if c.HealthCheckTimeout <= 0 {
+		c.HealthCheckTimeout = 0
+	}
 	config := &http.Config{
 		Path:               c.Path,
+		IdleTimeout:        c.ReadIdleTimeout,
+		HealthCheckTimeout: c.HealthCheckTimeout,
 	}
 	if c.Host != nil {
 		config.Host = []string(*c.Host)
@@ -321,6 +331,8 @@ type TLSConfig struct {
 	MaxVersion               string           `json:"maxVersion"`
 	CipherSuites             string           `json:"cipherSuites"`
 	PreferServerCipherSuites bool             `json:"preferServerCipherSuites"`
+	Fingerprint              string           `json:"fingerprint"`
+	RejectUnknownSNI         bool             `json:"rejectUnknownSni"`
 }

 // Build implements Buildable.
@@ -348,6 +360,8 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 	config.MaxVersion = c.MaxVersion
 	config.CipherSuites = c.CipherSuites
 	config.PreferServerCipherSuites = c.PreferServerCipherSuites
+	config.Fingerprint = strings.ToLower(c.Fingerprint)
+	config.RejectUnknownSni = c.RejectUnknownSNI
 	return config, nil
 }

@@ -411,6 +425,7 @@ type XTLSConfig struct {
 	MaxVersion               string            `json:"maxVersion"`
 	CipherSuites             string            `json:"cipherSuites"`
 	PreferServerCipherSuites bool              `json:"preferServerCipherSuites"`
+	RejectUnknownSNI         bool              `json:"rejectUnknownSni"`
 }

 // Build implements Buildable.
@@ -438,6 +453,7 @@ func (c *XTLSConfig) Build() (proto.Message, error) {
 	config.MaxVersion = c.MaxVersion
 	config.CipherSuites = c.CipherSuites
 	config.PreferServerCipherSuites = c.PreferServerCipherSuites
+	config.RejectUnknownSni = c.RejectUnknownSNI
 	return config, nil
 }

@@ -476,22 +492,19 @@ type SocketConfig struct {

 // Build implements Buildable.
 func (c *SocketConfig) Build() (*internet.SocketConfig, error) {
-	tfo := int32(-1)
+	tfo := int32(0) // don't invoke setsockopt() for TFO
 	if c.TFO != nil {
 		switch v := c.TFO.(type) {
 		case bool:
 			if v {
 				tfo = 256
 			} else {
-				tfo = 0
+				tfo = -1 // TFO need to be disabled
 			}
 		case float64:
-			if v < 0 {
-				return nil, newError("tcpFastOpen: only boolean and non-negative integer value is acceptable")
-			}
 			tfo = int32(math.Min(v, math.MaxInt32))
 		default:
-			return nil, newError("tcpFastOpen: only boolean and non-negative integer value is acceptable")
+			return nil, newError("tcpFastOpen: only boolean and integer value is acceptable")
 		}
 	}
 	var tproxy internet.SocketConfig_TProxyMode
--- a/infra/conf/transport_test.go
+++ b/infra/conf/transport_test.go
@@ -31,6 +31,13 @@ func TestSocketConfig(t *testing.T) {
 		}
 	}

+	// test "tcpFastOpen": true, queue length 256 is expected. other parameters are tested here too
+	expectedOutput := &internet.SocketConfig{
+		Mark:           1,
+		Tfo:            256,
+		DomainStrategy: internet.DomainStrategy_USE_IP,
+		DialerProxy:    "tag",
+	}
 	runMultiTestCase(t, []TestCase{
 		{
 			Input: `{
@@ -40,38 +47,118 @@ func TestSocketConfig(t *testing.T) {
 				"dialerProxy": "tag"
 			}`,
 			Parser: createParser(),
-			Output: &internet.SocketConfig{
-				Mark:           1,
-				Tfo:            256,
-				DomainStrategy: internet.DomainStrategy_USE_IP,
-				DialerProxy:    "tag",
-			},
+			Output: expectedOutput,
 		},
 	})
+	if expectedOutput.ParseTFOValue() != 256 {
+		t.Fatalf("unexpected parsed TFO value, which should be 256")
+	}
+
+	// test "tcpFastOpen": false, disabled TFO is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  -1,
+	}
 	runMultiTestCase(t, []TestCase{
 		{
 			Input: `{
 				"tcpFastOpen": false
 			}`,
 			Parser: createParser(),
-			Output: &internet.SocketConfig{
-				Mark: 0,
-				Tfo:  0,
-			},
+			Output: expectedOutput,
 		},
 	})
+	if expectedOutput.ParseTFOValue() != 0 {
+		t.Fatalf("unexpected parsed TFO value, which should be 0")
+	}
+
+	// test "tcpFastOpen": 65535, queue length 65535 is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  65535,
+	}
 	runMultiTestCase(t, []TestCase{
 		{
 			Input: `{
 				"tcpFastOpen": 65535
 			}`,
 			Parser: createParser(),
-			Output: &internet.SocketConfig{
-				Mark: 0,
-				Tfo:  65535,
-			},
+			Output: expectedOutput,
 		},
 	})
+	if expectedOutput.ParseTFOValue() != 65535 {
+		t.Fatalf("unexpected parsed TFO value, which should be 65535")
+	}
+
+	// test "tcpFastOpen": -65535, disable TFO is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  -65535,
+	}
+	runMultiTestCase(t, []TestCase{
+		{
+			Input: `{
+				"tcpFastOpen": -65535
+			}`,
+			Parser: createParser(),
+			Output: expectedOutput,
+		},
+	})
+	if expectedOutput.ParseTFOValue() != 0 {
+		t.Fatalf("unexpected parsed TFO value, which should be 0")
+	}
+
+	// test "tcpFastOpen": 0, no operation is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  0,
+	}
+	runMultiTestCase(t, []TestCase{
+		{
+			Input: `{
+				"tcpFastOpen": 0
+			}`,
+			Parser: createParser(),
+			Output: expectedOutput,
+		},
+	})
+	if expectedOutput.ParseTFOValue() != -1 {
+		t.Fatalf("unexpected parsed TFO value, which should be -1")
+	}
+
+	// test omit "tcpFastOpen", no operation is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  0,
+	}
+	runMultiTestCase(t, []TestCase{
+		{
+			Input:  `{}`,
+			Parser: createParser(),
+			Output: expectedOutput,
+		},
+	})
+	if expectedOutput.ParseTFOValue() != -1 {
+		t.Fatalf("unexpected parsed TFO value, which should be -1")
+	}
+
+	// test "tcpFastOpen": null, no operation is expected
+	expectedOutput = &internet.SocketConfig{
+		Mark: 0,
+		Tfo:  0,
+	}
+	runMultiTestCase(t, []TestCase{
+		{
+			Input: `{
+				"tcpFastOpen": null
+			}`,
+			Parser: createParser(),
+			Output: expectedOutput,
+		},
+	})
+	if expectedOutput.ParseTFOValue() != -1 {
+		t.Fatalf("unexpected parsed TFO value, which should be -1")
+	}
 }

 func TestTransportConfig(t *testing.T) {
--- a/main/commands/all/tls/cert.go
+++ b/main/commands/all/tls/cert.go
@@ -26,6 +26,9 @@ Arguments:
 	-domain=domain_name 
 		The domain name for the certificate.

+	-name=common_name 
+		The common name for the certificate.
+
 	-org=organization 
 		The organization name for the certificate.

--- a/main/run.go
+++ b/main/run.go
@@ -11,6 +11,7 @@ import (
 	"regexp"
 	"runtime"
 	"runtime/debug"
+	"strings"
 	"syscall"

 	"github.com/xtls/xray-core/common/cmdarg"
@@ -31,7 +32,7 @@ Xray. Multiple assign is accepted.
 The -confdir=dir flag sets a dir with multiple json config

 The -format=json flag sets the format of config files. 
-Default "json".
+Default "auto".

 The -test flag tells Xray to test config files only, 
 without launching the server
@@ -46,7 +47,7 @@ var (
 	configFiles cmdarg.Arg // "Config file for Xray.", the option is customed type, parse in main
 	configDir   string
 	test        = cmdRun.Flag.Bool("test", false, "Test config file only, without launching Xray server.")
-	format      = cmdRun.Flag.String("format", "json", "Format of input file.")
+	format      = cmdRun.Flag.String("format", "auto", "Format of input file.")

 	/* We have to do this here because Golang's Test will also need to parse flag, before
 	 * main func in this file is run.
@@ -111,13 +112,26 @@ func dirExists(file string) bool {
 	return err == nil && info.IsDir()
 }

+func getRegepxByFormat() string {
+	switch strings.ToLower(*format) {
+	case "json":
+		return `^.+\.json$`
+	case "toml":
+		return `^.+\.toml$`
+	case "yaml", "yml":
+		return `^.+\.(yaml|yml)$`
+	default:
+		return `^.+\.(json|toml|yaml|yml)$`
+	}
+}
+
 func readConfDir(dirPath string) {
 	confs, err := ioutil.ReadDir(dirPath)
 	if err != nil {
 		log.Fatalln(err)
 	}
 	for _, f := range confs {
-		matched, err := regexp.MatchString(`^.+\.(json|toml|yaml|yml)$`, f.Name())
+		matched, err := regexp.MatchString(getRegepxByFormat(), f.Name())
 		if err != nil {
 			log.Fatalln(err)
 		}
@@ -160,7 +174,7 @@ func getConfigFilePath() cmdarg.Arg {
 func getConfigFormat() string {
 	f := core.GetFormatByExtension(*format)
 	if f == "" {
-		f = "json"
+		f = "auto"
 	}
 	return f
 }
--- a/transport/internet/dialer.go
+++ b/transport/internet/dialer.go
@@ -3,8 +3,15 @@ package internet
 import (
 	"context"

+	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/dice"
 	"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/features/dns"
+	"github.com/xtls/xray-core/features/outbound"
+	"github.com/xtls/xray-core/transport"
+	"github.com/xtls/xray-core/transport/pipe"
 )

 // Dialer is the interface for dialing outbound connections.
@@ -62,11 +69,99 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *MemoryStrea
 	return nil, newError("unknown network ", dest.Network)
 }

+var (
+	dnsClient dns.Client
+	obm       outbound.Manager
+)
+
+func lookupIP(domain string, strategy DomainStrategy, localAddr net.Address) ([]net.IP, error) {
+	if dnsClient == nil {
+		return nil, nil
+	}
+
+	var option = dns.IPOption{
+		IPv4Enable: true,
+		IPv6Enable: true,
+		FakeEnable: false,
+	}
+
+	switch {
+	case strategy == DomainStrategy_USE_IP4 || (localAddr != nil && localAddr.Family().IsIPv4()):
+		option = dns.IPOption{
+			IPv4Enable: true,
+			IPv6Enable: false,
+			FakeEnable: false,
+		}
+	case strategy == DomainStrategy_USE_IP6 || (localAddr != nil && localAddr.Family().IsIPv6()):
+		option = dns.IPOption{
+			IPv4Enable: false,
+			IPv6Enable: true,
+			FakeEnable: false,
+		}
+	case strategy == DomainStrategy_AS_IS:
+		return nil, nil
+	}
+
+	return dnsClient.LookupIP(domain, option)
+}
+
+func canLookupIP(ctx context.Context, dst net.Destination, sockopt *SocketConfig) bool {
+	if dst.Address.Family().IsIP() || dnsClient == nil {
+		return false
+	}
+	return sockopt.DomainStrategy != DomainStrategy_AS_IS
+}
+
+func redirect(ctx context.Context, dst net.Destination, obt string) net.Conn {
+	newError("redirecting request " + dst.String() + " to " + obt).WriteToLog(session.ExportIDToError(ctx))
+	h := obm.GetHandler(obt)
+	ctx = session.ContextWithOutbound(ctx, &session.Outbound{dst, nil})
+	if h != nil {
+		ur, uw := pipe.New(pipe.OptionsFromContext(ctx)...)
+		dr, dw := pipe.New(pipe.OptionsFromContext(ctx)...)
+
+		go h.Dispatch(ctx, &transport.Link{ur, dw})
+		nc := cnc.NewConnection(
+			cnc.ConnectionInputMulti(uw),
+			cnc.ConnectionOutputMulti(dr),
+			cnc.ConnectionOnClose(common.ChainedClosable{uw, dw}),
+		)
+		return nc
+	}
+	return nil
+}
+
 // DialSystem calls system dialer to create a network connection.
 func DialSystem(ctx context.Context, dest net.Destination, sockopt *SocketConfig) (net.Conn, error) {
 	var src net.Address
 	if outbound := session.OutboundFromContext(ctx); outbound != nil {
 		src = outbound.Gateway
 	}
+	if sockopt == nil {
 		return effectiveSystemDialer.Dial(ctx, src, dest, sockopt)
 	}
+
+	if canLookupIP(ctx, dest, sockopt) {
+		ips, err := lookupIP(dest.Address.String(), sockopt.DomainStrategy, src)
+		if err == nil && len(ips) > 0 {
+			dest.Address = net.IPAddress(ips[dice.Roll(len(ips))])
+			newError("replace destination with " + dest.String()).AtInfo().WriteToLog()
+		} else if err != nil {
+			newError("failed to resolve ip").Base(err).AtWarning().WriteToLog()
+		}
+	}
+
+	if obm != nil && len(sockopt.DialerProxy) > 0 {
+		nc := redirect(ctx, dest, sockopt.DialerProxy)
+		if nc != nil {
+			return nc, nil
+		}
+	}
+
+	return effectiveSystemDialer.Dial(ctx, src, dest, sockopt)
+}
+
+func InitSystemDialer(dc dns.Client, om outbound.Manager) {
+	dnsClient = dc
+	obm = om
+}
--- a/transport/internet/grpc/config.go
+++ b/transport/internet/grpc/config.go
@@ -1,6 +1,8 @@
 package grpc

 import (
+	"net/url"
+
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/transport/internet"
 )
@@ -12,3 +14,7 @@ func init() {
 		return new(Config)
 	}))
 }
+
+func (c *Config) getNormalizedName() string {
+	return url.PathEscape(c.ServiceName)
+}
--- a/transport/internet/grpc/config.pb.go
+++ b/transport/internet/grpc/config.pb.go
@@ -1,13 +1,12 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.6
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.17.3
 // source: transport/internet/grpc/config.proto

 package grpc

 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -21,10 +20,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )

-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -33,6 +28,9 @@ type Config struct {
 	Host                string `protobuf:"bytes,1,opt,name=host,proto3" json:"host,omitempty"`
 	ServiceName         string `protobuf:"bytes,2,opt,name=service_name,json=serviceName,proto3" json:"service_name,omitempty"`
 	MultiMode           bool   `protobuf:"varint,3,opt,name=multi_mode,json=multiMode,proto3" json:"multi_mode,omitempty"`
+	IdleTimeout         int32  `protobuf:"varint,4,opt,name=idle_timeout,json=idleTimeout,proto3" json:"idle_timeout,omitempty"`
+	HealthCheckTimeout  int32  `protobuf:"varint,5,opt,name=health_check_timeout,json=healthCheckTimeout,proto3" json:"health_check_timeout,omitempty"`
+	PermitWithoutStream bool   `protobuf:"varint,6,opt,name=permit_without_stream,json=permitWithoutStream,proto3" json:"permit_without_stream,omitempty"`
 }

 func (x *Config) Reset() {
@@ -88,6 +86,27 @@ func (x *Config) GetMultiMode() bool {
 	return false
 }

+func (x *Config) GetIdleTimeout() int32 {
+	if x != nil {
+		return x.IdleTimeout
+	}
+	return 0
+}
+
+func (x *Config) GetHealthCheckTimeout() int32 {
+	if x != nil {
+		return x.HealthCheckTimeout
+	}
+	return 0
+}
+
+func (x *Config) GetPermitWithoutStream() bool {
+	if x != nil {
+		return x.PermitWithoutStream
+	}
+	return false
+}
+
 var File_transport_internet_grpc_config_proto protoreflect.FileDescriptor

 var file_transport_internet_grpc_config_proto_rawDesc = []byte{
@@ -95,17 +114,26 @@ var file_transport_internet_grpc_config_proto_rawDesc = []byte{
 	0x72, 0x6e, 0x65, 0x74, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67,
 	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x25, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61,
 	0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e,
-	0x67, 0x72, 0x70, 0x63, 0x2e, 0x65, 0x6e, 0x63, 0x6f, 0x64, 0x69, 0x6e, 0x67, 0x22, 0x5e, 0x0a,
-	0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x12, 0x0a, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x18,
-	0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x12, 0x21, 0x0a, 0x0c, 0x73,
-	0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28,
-	0x09, 0x52, 0x0b, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4e, 0x61, 0x6d, 0x65, 0x12, 0x1d,
-	0x0a, 0x0a, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x5f, 0x6d, 0x6f, 0x64, 0x65, 0x18, 0x03, 0x20, 0x01,
-	0x28, 0x08, 0x52, 0x09, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x4d, 0x6f, 0x64, 0x65, 0x42, 0x33, 0x5a,
-	0x31, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73,
-	0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73,
-	0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x67, 0x72,
-	0x70, 0x63, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x67, 0x72, 0x70, 0x63, 0x2e, 0x65, 0x6e, 0x63, 0x6f, 0x64, 0x69, 0x6e, 0x67, 0x22, 0xe7, 0x01,
+	0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x12, 0x0a, 0x04, 0x68, 0x6f, 0x73, 0x74,
+	0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x12, 0x21, 0x0a, 0x0c,
+	0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01,
+	0x28, 0x09, 0x52, 0x0b, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4e, 0x61, 0x6d, 0x65, 0x12,
+	0x1d, 0x0a, 0x0a, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x5f, 0x6d, 0x6f, 0x64, 0x65, 0x18, 0x03, 0x20,
+	0x01, 0x28, 0x08, 0x52, 0x09, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x4d, 0x6f, 0x64, 0x65, 0x12, 0x21,
+	0x0a, 0x0c, 0x69, 0x64, 0x6c, 0x65, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74, 0x18, 0x04,
+	0x20, 0x01, 0x28, 0x05, 0x52, 0x0b, 0x69, 0x64, 0x6c, 0x65, 0x54, 0x69, 0x6d, 0x65, 0x6f, 0x75,
+	0x74, 0x12, 0x30, 0x0a, 0x14, 0x68, 0x65, 0x61, 0x6c, 0x74, 0x68, 0x5f, 0x63, 0x68, 0x65, 0x63,
+	0x6b, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74, 0x18, 0x05, 0x20, 0x01, 0x28, 0x05, 0x52,
+	0x12, 0x68, 0x65, 0x61, 0x6c, 0x74, 0x68, 0x43, 0x68, 0x65, 0x63, 0x6b, 0x54, 0x69, 0x6d, 0x65,
+	0x6f, 0x75, 0x74, 0x12, 0x32, 0x0a, 0x15, 0x70, 0x65, 0x72, 0x6d, 0x69, 0x74, 0x5f, 0x77, 0x69,
+	0x74, 0x68, 0x6f, 0x75, 0x74, 0x5f, 0x73, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x18, 0x06, 0x20, 0x01,
+	0x28, 0x08, 0x52, 0x13, 0x70, 0x65, 0x72, 0x6d, 0x69, 0x74, 0x57, 0x69, 0x74, 0x68, 0x6f, 0x75,
+	0x74, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x42, 0x33, 0x5a, 0x31, 0x67, 0x69, 0x74, 0x68, 0x75,
+	0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d,
+	0x63, 0x6f, 0x72, 0x65, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69,
+	0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x62, 0x06, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/transport/internet/grpc/config.proto
+++ b/transport/internet/grpc/config.proto
@@ -7,4 +7,7 @@ message Config {
  string host = 1;
  string service_name = 2;
  bool multi_mode = 3;
+  int32 idle_timeout = 4;
+  int32 health_check_timeout = 5;
+  bool permit_without_stream = 6;
 }
--- a/transport/internet/grpc/dial.go
+++ b/transport/internet/grpc/dial.go
@@ -10,6 +10,7 @@ import (
 	"google.golang.org/grpc/backoff"
 	"google.golang.org/grpc/connectivity"
 	"google.golang.org/grpc/credentials"
+	"google.golang.org/grpc/keepalive"

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
@@ -35,7 +36,7 @@ func init() {

 type dialerConf struct {
 	net.Destination
-	*internet.SocketConfig
+	*internet.MemoryStreamConfig
 }

 var (
@@ -46,14 +47,7 @@ var (
 func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (net.Conn, error) {
 	grpcSettings := streamSettings.ProtocolSettings.(*Config)

-	config := tls.ConfigFromStreamSettings(streamSettings)
-	var dialOption = grpc.WithInsecure()
-
-	if config != nil {
-		dialOption = grpc.WithTransportCredentials(credentials.NewTLS(config.GetTLSConfig()))
-	}
-
-	conn, err := getGrpcClient(ctx, dest, dialOption, streamSettings.SocketSettings)
+	conn, err := getGrpcClient(ctx, dest, streamSettings)

 	if err != nil {
 		return nil, newError("Cannot dial gRPC").Base(err)
@@ -61,14 +55,14 @@ func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *interne
 	client := encoding.NewGRPCServiceClient(conn)
 	if grpcSettings.MultiMode {
 		newError("using gRPC multi mode").AtDebug().WriteToLog()
-		grpcService, err := client.(encoding.GRPCServiceClientX).TunMultiCustomName(ctx, grpcSettings.ServiceName)
+		grpcService, err := client.(encoding.GRPCServiceClientX).TunMultiCustomName(ctx, grpcSettings.getNormalizedName())
 		if err != nil {
 			return nil, newError("Cannot dial gRPC").Base(err)
 		}
 		return encoding.NewMultiHunkConn(grpcService, nil), nil
 	}

-	grpcService, err := client.(encoding.GRPCServiceClientX).TunCustomName(ctx, grpcSettings.ServiceName)
+	grpcService, err := client.(encoding.GRPCServiceClientX).TunCustomName(ctx, grpcSettings.getNormalizedName())
 	if err != nil {
 		return nil, newError("Cannot dial gRPC").Base(err)
 	}
@@ -76,21 +70,22 @@ func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *interne
 	return encoding.NewHunkConn(grpcService, nil), nil
 }

-func getGrpcClient(ctx context.Context, dest net.Destination, dialOption grpc.DialOption, sockopt *internet.SocketConfig) (*grpc.ClientConn, error) {
+func getGrpcClient(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (*grpc.ClientConn, error) {
 	globalDialerAccess.Lock()
 	defer globalDialerAccess.Unlock()

 	if globalDialerMap == nil {
 		globalDialerMap = make(map[dialerConf]*grpc.ClientConn)
 	}
+	tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
+	sockopt := streamSettings.SocketSettings
+	grpcSettings := streamSettings.ProtocolSettings.(*Config)

-	if client, found := globalDialerMap[dialerConf{dest, sockopt}]; found && client.GetState() != connectivity.Shutdown {
+	if client, found := globalDialerMap[dialerConf{dest, streamSettings}]; found && client.GetState() != connectivity.Shutdown {
 		return client, nil
 	}

-	conn, err := grpc.Dial(
-		gonet.JoinHostPort(dest.Address.String(), dest.Port.String()),
-		dialOption,
+	var dialOptions = []grpc.DialOption{
 		grpc.WithConnectParams(grpc.ConnectParams{
 			Backoff: backoff.Config{
 				BaseDelay:  500 * time.Millisecond,
@@ -124,7 +119,33 @@ func getGrpcClient(ctx context.Context, dest net.Destination, dialOption grpc.Di
 			address := net.ParseAddress(rawHost)
 			return internet.DialSystem(gctx, net.TCPDestination(address, port), sockopt)
 		}),
+	}
+
+	if tlsConfig != nil {
+		dialOptions = append(dialOptions, grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig.GetTLSConfig())))
+	} else {
+		dialOptions = append(dialOptions, grpc.WithInsecure())
+	}
+
+	if grpcSettings.IdleTimeout > 0 || grpcSettings.HealthCheckTimeout > 0 || grpcSettings.PermitWithoutStream {
+		dialOptions = append(dialOptions, grpc.WithKeepaliveParams(keepalive.ClientParameters{
+			Time:                time.Second * time.Duration(grpcSettings.IdleTimeout),
+			Timeout:             time.Second * time.Duration(grpcSettings.HealthCheckTimeout),
+			PermitWithoutStream: grpcSettings.PermitWithoutStream,
+		}))
+	}
+
+	var grpcDestHost string
+	if dest.Address.Family().IsDomain() {
+		grpcDestHost = dest.Address.Domain()
+	} else {
+		grpcDestHost = dest.Address.IP().String()
+	}
+
+	conn, err := grpc.Dial(
+		gonet.JoinHostPort(grpcDestHost, dest.Port.String()),
+		dialOptions...,
 	)
-	globalDialerMap[dialerConf{dest, sockopt}] = conn
+	globalDialerMap[dialerConf{dest, streamSettings}] = conn
 	return conn, err
 }
--- a/transport/internet/grpc/encoding/customSeviceName.go
+++ b/transport/internet/grpc/encoding/customSeviceName.go
@@ -39,7 +39,7 @@ func (c *gRPCServiceClient) TunCustomName(ctx context.Context, name string, opts
 }

 func (c *gRPCServiceClient) TunMultiCustomName(ctx context.Context, name string, opts ...grpc.CallOption) (GRPCService_TunMultiClient, error) {
-	stream, err := c.cc.NewStream(ctx, &ServerDesc(name).Streams[0], "/"+name+"/TunMulti", opts...)
+	stream, err := c.cc.NewStream(ctx, &ServerDesc(name).Streams[1], "/"+name+"/TunMulti", opts...)
 	if err != nil {
 		return nil, err
 	}
--- a/transport/internet/grpc/encoding/hunkconn.go
+++ b/transport/internet/grpc/encoding/hunkconn.go
@@ -5,12 +5,15 @@ import (
 	"io"
 	"net"

+	"google.golang.org/grpc/peer"
+
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/signal/done"
 )

 type HunkConn interface {
+	Context() context.Context
 	Send(*Hunk) error
 	Recv() (*Hunk, error)
 	SendMsg(m interface{}) error
@@ -35,11 +38,23 @@ func NewHunkReadWriter(hc HunkConn, cancel context.CancelFunc) *HunkReaderWriter
 }

 func NewHunkConn(hc HunkConn, cancel context.CancelFunc) net.Conn {
+	var rAddr net.Addr
+	pr, ok := peer.FromContext(hc.Context())
+	if ok {
+		rAddr = pr.Addr
+	} else {
+		rAddr = &net.TCPAddr{
+			IP:   []byte{0, 0, 0, 0},
+			Port: 0,
+		}
+	}
+
 	wrc := NewHunkReadWriter(hc, cancel)
 	return cnc.NewConnection(
 		cnc.ConnectionInput(wrc),
 		cnc.ConnectionOutput(wrc),
 		cnc.ConnectionOnClose(wrc),
+		cnc.ConnectionRemoteAddr(rAddr),
 	)
 }

@@ -85,7 +100,7 @@ func (h *HunkReaderWriter) ReadMultiBuffer() (buf.MultiBuffer, error) {
 		}
 	}

-	if cap(h.buf) == buf.Size {
+	if cap(h.buf) >= buf.Size {
 		b := h.buf
 		h.index = len(h.buf)
 		return buf.MultiBuffer{buf.NewExisted(b)}, nil
--- a/transport/internet/grpc/encoding/multiconn.go
+++ b/transport/internet/grpc/encoding/multiconn.go
@@ -5,12 +5,15 @@ import (
 	"io"
 	"net"

+	"google.golang.org/grpc/peer"
+
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/signal/done"
 )

 type MultiHunkConn interface {
+	Context() context.Context
 	Send(*MultiHunk) error
 	Recv() (*MultiHunk, error)
 	SendMsg(m interface{}) error
@@ -30,11 +33,23 @@ func NewMultiHunkReadWriter(hc MultiHunkConn, cancel context.CancelFunc) *MultiH
 }

 func NewMultiHunkConn(hc MultiHunkConn, cancel context.CancelFunc) net.Conn {
+	var rAddr net.Addr
+	pr, ok := peer.FromContext(hc.Context())
+	if ok {
+		rAddr = pr.Addr
+	} else {
+		rAddr = &net.TCPAddr{
+			IP:   []byte{0, 0, 0, 0},
+			Port: 0,
+		}
+	}
+
 	wrc := NewMultiHunkReadWriter(hc, cancel)
 	return cnc.NewConnection(
 		cnc.ConnectionInputMulti(wrc),
 		cnc.ConnectionOutputMulti(wrc),
 		cnc.ConnectionOnClose(wrc),
+		cnc.ConnectionRemoteAddr(rAddr),
 	)
 }

@@ -64,17 +79,21 @@ func (h *MultiHunkReaderWriter) ReadMultiBuffer() (buf.MultiBuffer, error) {

 	var mb = make(buf.MultiBuffer, 0, len(h.buf))
 	for _, b := range h.buf {
-		if cap(b) >= buf.Size {
-			mb = append(mb, buf.NewExisted(b))
+		if len(b) == 0 {
 			continue
 		}

+		if cap(b) >= buf.Size {
+			mb = append(mb, buf.NewExisted(b))
+		} else {
 			nb := buf.New()
 			nb.Extend(int32(len(b)))
 			copy(nb.Bytes(), b)

 			mb = append(mb, nb)
 		}
+
+	}
 	return mb, nil
 }

@@ -84,12 +103,15 @@ func (h *MultiHunkReaderWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
 		return io.ErrClosedPipe
 	}

-	hunk := &MultiHunk{Data: make([][]byte, len(mb))}
+	hunks := make([][]byte, 0, len(mb))
+
 	for _, b := range mb {
-		hunk.Data = append(hunk.Data, b.Bytes())
+		if b.Len() > 0 {
+			hunks = append(hunks, b.Bytes())
+		}
 	}

-	err := h.hc.Send(hunk)
+	err := h.hc.Send(&MultiHunk{Data: hunks})
 	if err != nil {
 		return err
 	}
--- a/transport/internet/grpc/hub.go
+++ b/transport/internet/grpc/hub.go
@@ -2,9 +2,11 @@ package grpc

 import (
 	"context"
+	"time"

 	"google.golang.org/grpc"
 	"google.golang.org/grpc/credentials"
+	"google.golang.org/grpc/keepalive"

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
@@ -75,12 +77,19 @@ func Listen(ctx context.Context, address net.Address, port net.Port, settings *i

 	config := tls.ConfigFromStreamSettings(settings)

+	var options []grpc.ServerOption
 	var s *grpc.Server
-	if config == nil {
-		s = grpc.NewServer()
-	} else {
-		s = grpc.NewServer(grpc.Creds(credentials.NewTLS(config.GetTLSConfig(tls.WithNextProto("h2")))))
+	if config != nil {
+		options = append(options, grpc.Creds(credentials.NewTLS(config.GetTLSConfig(tls.WithNextProto("h2")))))
 	}
+	if grpcSettings.IdleTimeout > 0 || grpcSettings.HealthCheckTimeout > 0 {
+		options = append(options, grpc.KeepaliveParams(keepalive.ServerParameters{
+			Time:    time.Second * time.Duration(grpcSettings.IdleTimeout),
+			Timeout: time.Second * time.Duration(grpcSettings.HealthCheckTimeout),
+		}))
+	}
+
+	s = grpc.NewServer(options...)
 	listener.s = s

 	if settings.SocketSettings != nil && settings.SocketSettings.AcceptProxyProtocol {
@@ -114,7 +123,7 @@ func Listen(ctx context.Context, address net.Address, port net.Port, settings *i
 			}
 		}

-		encoding.RegisterGRPCServiceServerX(s, listener, grpcSettings.ServiceName)
+		encoding.RegisterGRPCServiceServerX(s, listener, grpcSettings.getNormalizedName())

 		if err = s.Serve(streamListener); err != nil {
 			newError("Listener for gRPC ended").Base(err).WriteToLog()
--- a/transport/internet/headers/http/http.go
+++ b/transport/internet/headers/http/http.go
@@ -90,7 +90,7 @@ func (h *HeaderReader) Read(reader io.Reader) (*buf.Buffer, error) {
 			buffer.Clear()
 			copy(buffer.Extend(lenEnding), leftover)

-			if _, err := readRequest(bufio.NewReader(bytes.NewReader(headerBuf.Bytes())), false); err != io.ErrUnexpectedEOF {
+			if _, err := readRequest(bufio.NewReader(bytes.NewReader(headerBuf.Bytes()))); err != io.ErrUnexpectedEOF {
 				return nil, err
 			}
 		}
@@ -110,7 +110,7 @@ func (h *HeaderReader) Read(reader io.Reader) (*buf.Buffer, error) {
 	}

 	// Parse the request
-	if req, err := readRequest(bufio.NewReader(bytes.NewReader(headerBuf.Bytes())), false); err != nil {
+	if req, err := readRequest(bufio.NewReader(bytes.NewReader(headerBuf.Bytes()))); err != nil {
 		return nil, err
 	} else {
 		h.req = req
--- a/transport/internet/headers/http/linkedreadRequest.go
+++ b/transport/internet/headers/http/linkedreadRequest.go
@@ -8,4 +8,4 @@ import (
 )

 //go:linkname readRequest net/http.readRequest
-func readRequest(b *bufio.Reader, deleteHostHeader bool) (req *http.Request, err error)
+func readRequest(b *bufio.Reader) (req *http.Request, err error)
--- a/transport/internet/http/config.pb.go
+++ b/transport/internet/http/config.pb.go
@@ -1,13 +1,12 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.17.3
 // source: transport/internet/http/config.proto

 package http

 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -21,10 +20,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )

-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -32,6 +27,8 @@ type Config struct {

 	Host               []string `protobuf:"bytes,1,rep,name=host,proto3" json:"host,omitempty"`
 	Path               string   `protobuf:"bytes,2,opt,name=path,proto3" json:"path,omitempty"`
+	IdleTimeout        int32    `protobuf:"varint,3,opt,name=idle_timeout,json=idleTimeout,proto3" json:"idle_timeout,omitempty"`
+	HealthCheckTimeout int32    `protobuf:"varint,4,opt,name=health_check_timeout,json=healthCheckTimeout,proto3" json:"health_check_timeout,omitempty"`
 }

 func (x *Config) Reset() {
@@ -80,6 +77,20 @@ func (x *Config) GetPath() string {
 	return ""
 }

+func (x *Config) GetIdleTimeout() int32 {
+	if x != nil {
+		return x.IdleTimeout
+	}
+	return 0
+}
+
+func (x *Config) GetHealthCheckTimeout() int32 {
+	if x != nil {
+		return x.HealthCheckTimeout
+	}
+	return 0
+}
+
 var File_transport_internet_http_config_proto protoreflect.FileDescriptor

 var file_transport_internet_http_config_proto_rawDesc = []byte{
@@ -87,18 +98,23 @@ var file_transport_internet_http_config_proto_rawDesc = []byte{
 	0x72, 0x6e, 0x65, 0x74, 0x2f, 0x68, 0x74, 0x74, 0x70, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67,
 	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x1c, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61,
 	0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e,
-	0x68, 0x74, 0x74, 0x70, 0x22, 0x30, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x12,
-	0x0a, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x18, 0x01, 0x20, 0x03, 0x28, 0x09, 0x52, 0x04, 0x68, 0x6f,
-	0x73, 0x74, 0x12, 0x12, 0x0a, 0x04, 0x70, 0x61, 0x74, 0x68, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09,
-	0x52, 0x04, 0x70, 0x61, 0x74, 0x68, 0x42, 0x76, 0x0a, 0x20, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72,
-	0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74,
-	0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x68, 0x74, 0x74, 0x70, 0x50, 0x01, 0x5a, 0x31, 0x67, 0x69,
-	0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72,
-	0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72,
-	0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x68, 0x74, 0x74, 0x70, 0xaa,
-	0x02, 0x1c, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74,
-	0x2e, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x48, 0x74, 0x74, 0x70, 0x62, 0x06,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x68, 0x74, 0x74, 0x70, 0x22, 0x85, 0x01, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12,
+	0x12, 0x0a, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x18, 0x01, 0x20, 0x03, 0x28, 0x09, 0x52, 0x04, 0x68,
+	0x6f, 0x73, 0x74, 0x12, 0x12, 0x0a, 0x04, 0x70, 0x61, 0x74, 0x68, 0x18, 0x02, 0x20, 0x01, 0x28,
+	0x09, 0x52, 0x04, 0x70, 0x61, 0x74, 0x68, 0x12, 0x21, 0x0a, 0x0c, 0x69, 0x64, 0x6c, 0x65, 0x5f,
+	0x74, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x05, 0x52, 0x0b, 0x69,
+	0x64, 0x6c, 0x65, 0x54, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74, 0x12, 0x30, 0x0a, 0x14, 0x68, 0x65,
+	0x61, 0x6c, 0x74, 0x68, 0x5f, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x6f,
+	0x75, 0x74, 0x18, 0x04, 0x20, 0x01, 0x28, 0x05, 0x52, 0x12, 0x68, 0x65, 0x61, 0x6c, 0x74, 0x68,
+	0x43, 0x68, 0x65, 0x63, 0x6b, 0x54, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74, 0x42, 0x76, 0x0a, 0x20,
+	0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f,
+	0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x68, 0x74, 0x74, 0x70,
+	0x50, 0x01, 0x5a, 0x31, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78,
+	0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x74, 0x72,
+	0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74,
+	0x2f, 0x68, 0x74, 0x74, 0x70, 0xaa, 0x02, 0x1c, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61,
+	0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e,
+	0x48, 0x74, 0x74, 0x70, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/transport/internet/http/config.proto
+++ b/transport/internet/http/config.proto
@@ -9,4 +9,6 @@ option java_multiple_files = true;
 message Config {
  repeated string host = 1;
  string path = 2;
+  int32 idle_timeout = 3;
+  int32 health_check_timeout = 4;
 }
--- a/transport/internet/http/dialer.go
+++ b/transport/internet/http/dialer.go
@@ -6,6 +6,7 @@ import (
 	"net/http"
 	"net/url"
 	"sync"
+	"time"

 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
@@ -20,7 +21,7 @@ import (

 type dialerConf struct {
 	net.Destination
-	*internet.SocketConfig
+	*internet.MemoryStreamConfig
 }

 var (
@@ -28,7 +29,7 @@ var (
 	globalDialerAccess sync.Mutex
 )

-func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.Config, sockopt *internet.SocketConfig) (*http.Client, error) {
+func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (*http.Client, error) {
 	globalDialerAccess.Lock()
 	defer globalDialerAccess.Unlock()

@@ -36,7 +37,14 @@ func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.C
 		globalDialerMap = make(map[dialerConf]*http.Client)
 	}

-	if client, found := globalDialerMap[dialerConf{dest, sockopt}]; found {
+	httpSettings := streamSettings.ProtocolSettings.(*Config)
+	tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
+	if tlsConfig == nil {
+		return nil, newError("TLS must be enabled for http transport.").AtWarning()
+	}
+	sockopt := streamSettings.SocketSettings
+
+	if client, found := globalDialerMap[dialerConf{dest, streamSettings}]; found {
 		return client, nil
 	}

@@ -85,25 +93,26 @@ func getHTTPClient(ctx context.Context, dest net.Destination, tlsSettings *tls.C
 			}
 			return cn, nil
 		},
-		TLSClientConfig: tlsSettings.GetTLSConfig(tls.WithDestination(dest)),
+		TLSClientConfig: tlsConfig.GetTLSConfig(tls.WithDestination(dest)),
+	}
+
+	if httpSettings.IdleTimeout > 0 || httpSettings.HealthCheckTimeout > 0 {
+		transport.ReadIdleTimeout = time.Second * time.Duration(httpSettings.IdleTimeout)
+		transport.PingTimeout = time.Second * time.Duration(httpSettings.HealthCheckTimeout)
 	}

 	client := &http.Client{
 		Transport: transport,
 	}

-	globalDialerMap[dialerConf{dest, sockopt}] = client
+	globalDialerMap[dialerConf{dest, streamSettings}] = client
 	return client, nil
 }

 // Dial dials a new TCP connection to the given destination.
 func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (internet.Connection, error) {
 	httpSettings := streamSettings.ProtocolSettings.(*Config)
-	tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
-	if tlsConfig == nil {
-		return nil, newError("TLS must be enabled for http transport.").AtWarning()
-	}
-	client, err := getHTTPClient(ctx, dest, tlsConfig, streamSettings.SocketSettings)
+	client, err := getHTTPClient(ctx, dest, streamSettings)
 	if err != nil {
 		return nil, err
 	}
--- a/transport/internet/quic/dialer.go
+++ b/transport/internet/quic/dialer.go
@@ -148,8 +148,7 @@ func (s *clientSessions) openConnection(destAddr net.Addr, config *Config, tlsCo

 	quicConfig := &quic.Config{
 		ConnectionIDLength: 12,
-		HandshakeTimeout:   time.Second * 8,
-		MaxIdleTimeout:     time.Second * 30,
+		KeepAlive:          true,
 	}

 	conn, err := wrapSysConn(rawConn, config)
--- a/transport/internet/quic/hub.go
+++ b/transport/internet/quic/hub.go
@@ -103,8 +103,7 @@ func Listen(ctx context.Context, address net.Address, port net.Port, streamSetti

 	quicConfig := &quic.Config{
 		ConnectionIDLength:    12,
-		HandshakeTimeout:      time.Second * 8,
-		MaxIdleTimeout:        time.Second * 45,
+		KeepAlive:             true,
 		MaxIncomingStreams:    32,
 		MaxIncomingUniStreams: -1,
 	}
--- a/transport/internet/sockopt.go
+++ b/transport/internet/sockopt.go
@@ -17,3 +17,14 @@ func isUDPSocket(network string) bool {
 		return false
 	}
 }
+
+func (v *SocketConfig) ParseTFOValue() int {
+	if v.Tfo == 0 {
+		return -1
+	}
+	tfo := int(v.Tfo)
+	if tfo < 0 {
+		tfo = 0
+	}
+	return tfo
+}
--- a/transport/internet/sockopt_darwin.go
+++ b/transport/internet/sockopt_darwin.go
@@ -15,12 +15,12 @@ const (

 func applyOutboundSocketOptions(network string, address string, fd uintptr, config *SocketConfig) error {
 	if isTCPSocket(network) {
-		tfo := config.Tfo
+		tfo := config.ParseTFOValue()
 		if tfo > 0 {
 			tfo = TCP_FASTOPEN_CLIENT
 		}
 		if tfo >= 0 {
-			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, int(tfo)); err != nil {
+			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, tfo); err != nil {
 				return err
 			}
 		}
@@ -31,12 +31,12 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf

 func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig) error {
 	if isTCPSocket(network) {
-		tfo := config.Tfo
+		tfo := config.ParseTFOValue()
 		if tfo > 0 {
 			tfo = TCP_FASTOPEN_SERVER
 		}
 		if tfo >= 0 {
-			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, int(tfo)); err != nil {
+			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, tfo); err != nil {
 				return err
 			}
 		}
--- a/transport/internet/sockopt_freebsd.go
+++ b/transport/internet/sockopt_freebsd.go
@@ -130,7 +130,7 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf
 	}

 	if isTCPSocket(network) {
-		tfo := int(config.Tfo)
+		tfo := config.ParseTFOValue()
 		if tfo > 0 {
 			tfo = 1
 		}
@@ -163,9 +163,10 @@ func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig)
 		}
 	}
 	if isTCPSocket(network) {
-		if config.Tfo >= 0 {
-			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, unix.TCP_FASTOPEN, int(config.Tfo)); err != nil {
-				return newError("failed to set TCP_FASTOPEN=", config.Tfo).Base(err)
+		tfo := config.ParseTFOValue()
+		if tfo >= 0 {
+			if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, unix.TCP_FASTOPEN, tfo); err != nil {
+				return newError("failed to set TCP_FASTOPEN=", tfo).Base(err)
 			}
 		}
 	}
--- a/transport/internet/sockopt_linux.go
+++ b/transport/internet/sockopt_linux.go
@@ -48,7 +48,7 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf
 	}

 	if isTCPSocket(network) {
-		tfo := int(config.Tfo)
+		tfo := config.ParseTFOValue()
 		if tfo > 0 {
 			tfo = 1
 		}
@@ -75,9 +75,10 @@ func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig)
 		}
 	}
 	if isTCPSocket(network) {
-		if config.Tfo >= 0 {
-			if err := syscall.SetsockoptInt(int(fd), syscall.SOL_TCP, TCP_FASTOPEN, int(config.Tfo)); err != nil {
-				return newError("failed to set TCP_FASTOPEN=", config.Tfo).Base(err)
+		tfo := config.ParseTFOValue()
+		if tfo >= 0 {
+			if err := syscall.SetsockoptInt(int(fd), syscall.SOL_TCP, TCP_FASTOPEN, tfo); err != nil {
+				return newError("failed to set TCP_FASTOPEN=", tfo).Base(err)
 			}
 		}
 	}
--- a/transport/internet/sockopt_windows.go
+++ b/transport/internet/sockopt_windows.go
@@ -8,12 +8,12 @@ const (
 	TCP_FASTOPEN = 15
 )

-func setTFO(fd syscall.Handle, tfo int32) error {
+func setTFO(fd syscall.Handle, tfo int) error {
 	if tfo > 0 {
 		tfo = 1
 	}
 	if tfo >= 0 {
-		if err := syscall.SetsockoptInt(fd, syscall.IPPROTO_TCP, TCP_FASTOPEN, int(tfo)); err != nil {
+		if err := syscall.SetsockoptInt(fd, syscall.IPPROTO_TCP, TCP_FASTOPEN, tfo); err != nil {
 			return err
 		}
 	}
@@ -22,7 +22,7 @@ func setTFO(fd syscall.Handle, tfo int32) error {

 func applyOutboundSocketOptions(network string, address string, fd uintptr, config *SocketConfig) error {
 	if isTCPSocket(network) {
-		if err := setTFO(syscall.Handle(fd), config.Tfo); err != nil {
+		if err := setTFO(syscall.Handle(fd), config.ParseTFOValue()); err != nil {
 			return err
 		}

@@ -33,7 +33,7 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf

 func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig) error {
 	if isTCPSocket(network) {
-		if err := setTFO(syscall.Handle(fd), config.Tfo); err != nil {
+		if err := setTFO(syscall.Handle(fd), config.ParseTFOValue()); err != nil {
 			return err
 		}
 	}
--- a/transport/internet/system_dialer.go
+++ b/transport/internet/system_dialer.go
@@ -5,29 +5,18 @@ import (
 	"syscall"
 	"time"

-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/dice"
 	"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/features/dns"
 	"github.com/xtls/xray-core/features/outbound"
-	"github.com/xtls/xray-core/transport"
-	"github.com/xtls/xray-core/transport/pipe"
 )

 var (
 	effectiveSystemDialer SystemDialer = &DefaultSystemDialer{}
 )

-// InitSystemDialer: It's private method and you are NOT supposed to use this function.
-func InitSystemDialer(dc dns.Client, om outbound.Manager) {
-	effectiveSystemDialer.Init(dc, om)
-}
-
 type SystemDialer interface {
 	Dial(ctx context.Context, source net.Address, destination net.Destination, sockopt *SocketConfig) (net.Conn, error)
-	Init(dc dns.Client, om outbound.Manager)
 }

 type DefaultSystemDialer struct {
@@ -58,85 +47,8 @@ func hasBindAddr(sockopt *SocketConfig) bool {
 	return sockopt != nil && len(sockopt.BindAddress) > 0 && sockopt.BindPort > 0
 }

-func (d *DefaultSystemDialer) lookupIP(domain string, strategy DomainStrategy, localAddr net.Address) ([]net.IP, error) {
-	if d.dns == nil {
-		return nil, nil
-	}
-
-	var option = dns.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-		FakeEnable: false,
-	}
-
-	switch {
-	case strategy == DomainStrategy_USE_IP4 || (localAddr != nil && localAddr.Family().IsIPv4()):
-		option = dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: false,
-		}
-	case strategy == DomainStrategy_USE_IP6 || (localAddr != nil && localAddr.Family().IsIPv6()):
-		option = dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
-		}
-	case strategy == DomainStrategy_AS_IS:
-		return nil, nil
-	}
-
-	return d.dns.LookupIP(domain, option)
-}
-
-func (d *DefaultSystemDialer) canLookupIP(ctx context.Context, dst net.Destination, sockopt *SocketConfig) bool {
-	if sockopt == nil || dst.Address.Family().IsIP() || d.dns == nil {
-		return false
-	}
-	if dst.Address.Domain() == LookupDomainFromContext(ctx) {
-		newError("infinite loop detected").AtError().WriteToLog(session.ExportIDToError(ctx))
-		return false
-	}
-	return sockopt.DomainStrategy != DomainStrategy_AS_IS
-}
-
-func (d *DefaultSystemDialer) redirect(ctx context.Context, dst net.Destination, obt string) net.Conn {
-	newError("redirecting request " + dst.String() + " to " + obt).WriteToLog(session.ExportIDToError(ctx))
-	h := d.obm.GetHandler(obt)
-	ctx = session.ContextWithOutbound(ctx, &session.Outbound{dst, nil})
-	if h != nil {
-		ur, uw := pipe.New(pipe.OptionsFromContext(ctx)...)
-		dr, dw := pipe.New(pipe.OptionsFromContext(ctx)...)
-
-		go h.Dispatch(ctx, &transport.Link{ur, dw})
-		nc := cnc.NewConnection(
-			cnc.ConnectionInputMulti(uw),
-			cnc.ConnectionOutputMulti(dr),
-			cnc.ConnectionOnClose(common.ChainedClosable{uw, dw}),
-		)
-		return nc
-	}
-	return nil
-}
-
 func (d *DefaultSystemDialer) Dial(ctx context.Context, src net.Address, dest net.Destination, sockopt *SocketConfig) (net.Conn, error) {
 	newError("dialing to " + dest.String()).AtDebug().WriteToLog()
-	if d.obm != nil && sockopt != nil && len(sockopt.DialerProxy) > 0 {
-		nc := d.redirect(ctx, dest, sockopt.DialerProxy)
-		if nc != nil {
-			return nc, nil
-		}
-	}
-
-	if d.canLookupIP(ctx, dest, sockopt) {
-		ips, err := d.lookupIP(dest.Address.String(), sockopt.DomainStrategy, src)
-		if err == nil && len(ips) > 0 {
-			dest.Address = net.IPAddress(ips[dice.Roll(len(ips))])
-			newError("replace destination with " + dest.String()).AtInfo().WriteToLog()
-		} else if err != nil {
-			newError("failed to resolve ip").Base(err).AtWarning().WriteToLog()
-		}
-	}

 	if dest.Network == net.Network_UDP && !hasBindAddr(sockopt) {
 		srcAddr := resolveSrcAddr(net.Network_UDP, src)
@@ -192,11 +104,6 @@ func (d *DefaultSystemDialer) Dial(ctx context.Context, src net.Address, dest ne
 	return dialer.DialContext(ctx, dest.Network.SystemString(), dest.NetAddr())
 }

-func (d *DefaultSystemDialer) Init(dc dns.Client, om outbound.Manager) {
-	d.dns = dc
-	d.obm = om
-}
-
 type PacketConnWrapper struct {
 	conn net.PacketConn
 	dest net.Addr
@@ -257,8 +164,6 @@ func WithAdapter(dialer SystemDialerAdapter) SystemDialer {
 	}
 }

-func (v *SimpleSystemDialer) Init(_ dns.Client, _ outbound.Manager) {}
-
 func (v *SimpleSystemDialer) Dial(ctx context.Context, src net.Address, dest net.Destination, sockopt *SocketConfig) (net.Conn, error) {
 	return v.adapter.Dial(dest.Network.SystemString(), dest.NetAddr())
 }
--- a/transport/internet/system_dialer_context.go
+++ b/transport/internet/system_dialer_context.go
@@ -1,18 +0,0 @@
-package internet
-
-import "context"
-
-type systemDialer int
-
-const systemDialerKey systemDialer = 0
-
-func ContextWithLookupDomain(ctx context.Context, domain string) context.Context {
-	return context.WithValue(ctx, systemDialerKey, domain)
-}
-
-func LookupDomainFromContext(ctx context.Context) string {
-	if domain, ok := ctx.Value(systemDialerKey).(string); ok {
-		return domain
-	}
-	return ""
-}
--- a/transport/internet/tcp/dialer.go
+++ b/transport/internet/tcp/dialer.go
@@ -21,14 +21,14 @@ func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me

 	if config := tls.ConfigFromStreamSettings(streamSettings); config != nil {
 		tlsConfig := config.GetTLSConfig(tls.WithDestination(dest))
-		/*
-			if config.IsExperiment8357() {
-				conn = tls.UClient(conn, tlsConfig)
+		if fingerprint, ok := tls.Fingerprints[config.Fingerprint]; ok {
+			conn = tls.UClient(conn, tlsConfig, fingerprint)
+			if err := conn.(*tls.UConn).Handshake(); err != nil {
+				return nil, err
+			}
 		} else {
 			conn = tls.Client(conn, tlsConfig)
 		}
-		*/
-		conn = tls.Client(conn, tlsConfig)
 	} else if config := xtls.ConfigFromStreamSettings(streamSettings); config != nil {
 		xtlsConfig := config.GetXTLSConfig(xtls.WithDestination(dest))
 		conn = xtls.Client(conn, xtlsConfig)
--- a/transport/internet/tcp/hub.go
+++ b/transport/internet/tcp/hub.go
@@ -38,7 +38,8 @@ func ListenTCP(ctx context.Context, address net.Address, port net.Port, streamSe
 		if streamSettings.SocketSettings == nil {
 			streamSettings.SocketSettings = &internet.SocketConfig{}
 		}
-		streamSettings.SocketSettings.AcceptProxyProtocol = l.config.AcceptProxyProtocol
+		streamSettings.SocketSettings.AcceptProxyProtocol =
+			l.config.AcceptProxyProtocol || streamSettings.SocketSettings.AcceptProxyProtocol
 	}
 	var listener net.Listener
 	var err error
--- a/transport/internet/tls/config.go
+++ b/transport/internet/tls/config.go
@@ -18,8 +18,6 @@ var (
 	globalSessionCache = tls.NewLRUClientSessionCache(128)
 )

-const exp8357 = "experiment:8357"
-
 // ParseCertificate converts a cert.Certificate to Certificate.
 func ParseCertificate(c *cert.Certificate) *Certificate {
 	if c != nil {
@@ -123,7 +121,7 @@ func isCertificateExpired(c *tls.Certificate) bool {
 	}

 	// If leaf is not there, the certificate is probably not used yet. We trust user to provide a valid certificate.
-	return c.Leaf != nil && c.Leaf.NotAfter.Before(time.Now().Add(-time.Minute))
+	return c.Leaf != nil && c.Leaf.NotAfter.Before(time.Now().Add(time.Minute*2))
 }

 func issueCertificate(rawCA *Certificate, domain string) (*tls.Certificate, error) {
@@ -175,6 +173,9 @@ func getGetCertificateFunc(c *tls.Config, ca []*Certificate) func(hello *tls.Cli
 			for _, certificate := range c.Certificates {
 				if !isCertificateExpired(&certificate) {
 					newCerts = append(newCerts, certificate)
+				} else if certificate.Leaf != nil {
+					expTime := certificate.Leaf.NotAfter.Format(time.RFC3339)
+					newError("old certificate for ", domain, " (expire on ", expTime, ") discarded").AtInfo().WriteToLog()
 				}
 			}

@@ -192,6 +193,14 @@ func getGetCertificateFunc(c *tls.Config, ca []*Certificate) func(hello *tls.Cli
 					newError("failed to issue new certificate for ", domain).Base(err).WriteToLog()
 					continue
 				}
+				parsed, err := x509.ParseCertificate(newCert.Certificate[0])
+				if err == nil {
+					newCert.Leaf = parsed
+					expTime := parsed.NotAfter.Format(time.RFC3339)
+					newError("new certificate for ", domain, " (expire on ", expTime, ") issued").AtInfo().WriteToLog()
+				} else {
+					newError("failed to parse new certificate for ", domain).Base(err).WriteToLog()
+				}

 				access.Lock()
 				c.Certificates = append(c.Certificates, *newCert)
@@ -213,13 +222,13 @@ func getGetCertificateFunc(c *tls.Config, ca []*Certificate) func(hello *tls.Cli
 	}
 }

-func getNewGetCertficateFunc(certs []*tls.Certificate) func(hello *tls.ClientHelloInfo) (*tls.Certificate, error) {
+func getNewGetCertificateFunc(certs []*tls.Certificate, rejectUnknownSNI bool) func(hello *tls.ClientHelloInfo) (*tls.Certificate, error) {
 	return func(hello *tls.ClientHelloInfo) (*tls.Certificate, error) {
 		if len(certs) == 0 {
-			return nil, newError("empty certs")
+			return nil, errNoCertificates
 		}
 		sni := strings.ToLower(hello.ServerName)
-		if len(certs) == 1 || sni == "" {
+		if !rejectUnknownSNI && (len(certs) == 1 || sni == "") {
 			return certs[0], nil
 		}
 		gsni := "*"
@@ -236,19 +245,14 @@ func getNewGetCertficateFunc(certs []*tls.Certificate) func(hello *tls.ClientHel
 				}
 			}
 		}
+		if rejectUnknownSNI {
+			return nil, errNoCertificates
+		}
 		return certs[0], nil
 	}
 }

-func (c *Config) IsExperiment8357() bool {
-	return strings.HasPrefix(c.ServerName, exp8357)
-}
-
 func (c *Config) parseServerName() string {
-	if c.IsExperiment8357() {
-		return c.ServerName[len(exp8357):]
-	}
-
 	return c.ServerName
 }

@@ -285,7 +289,7 @@ func (c *Config) GetTLSConfig(opts ...Option) *tls.Config {
 	if len(caCerts) > 0 {
 		config.GetCertificate = getGetCertificateFunc(config, caCerts)
 	} else {
-		config.GetCertificate = getNewGetCertficateFunc(c.BuildCertificates())
+		config.GetCertificate = getNewGetCertificateFunc(c.BuildCertificates(), c.RejectUnknownSni)
 	}

 	if sn := c.parseServerName(); len(sn) > 0 {
--- a/transport/internet/tls/config.pb.go
+++ b/transport/internet/tls/config.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc        v3.15.8
 // source: transport/internet/tls/config.proto

 package tls
@@ -200,6 +200,9 @@ type Config struct {
 	CipherSuites string `protobuf:"bytes,9,opt,name=cipher_suites,json=cipherSuites,proto3" json:"cipher_suites,omitempty"`
 	// Whether the server selects its most preferred ciphersuite.
 	PreferServerCipherSuites bool `protobuf:"varint,10,opt,name=prefer_server_cipher_suites,json=preferServerCipherSuites,proto3" json:"prefer_server_cipher_suites,omitempty"`
+	// TLS Client Hello fingerprint (uTLS).
+	Fingerprint      string `protobuf:"bytes,11,opt,name=fingerprint,proto3" json:"fingerprint,omitempty"`
+	RejectUnknownSni bool   `protobuf:"varint,12,opt,name=reject_unknown_sni,json=rejectUnknownSni,proto3" json:"reject_unknown_sni,omitempty"`
 }

 func (x *Config) Reset() {
@@ -304,6 +307,20 @@ func (x *Config) GetPreferServerCipherSuites() bool {
 	return false
 }

+func (x *Config) GetFingerprint() string {
+	if x != nil {
+		return x.Fingerprint
+	}
+	return ""
+}
+
+func (x *Config) GetRejectUnknownSni() bool {
+	if x != nil {
+		return x.RejectUnknownSni
+	}
+	return false
+}
+
 var File_transport_internet_tls_config_proto protoreflect.FileDescriptor

 var file_transport_internet_tls_config_proto_rawDesc = []byte{
@@ -333,7 +350,7 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
 	0x43, 0x49, 0x50, 0x48, 0x45, 0x52, 0x4d, 0x45, 0x4e, 0x54, 0x10, 0x00, 0x12, 0x14, 0x0a, 0x10,
 	0x41, 0x55, 0x54, 0x48, 0x4f, 0x52, 0x49, 0x54, 0x59, 0x5f, 0x56, 0x45, 0x52, 0x49, 0x46, 0x59,
 	0x10, 0x01, 0x12, 0x13, 0x0a, 0x0f, 0x41, 0x55, 0x54, 0x48, 0x4f, 0x52, 0x49, 0x54, 0x59, 0x5f,
-	0x49, 0x53, 0x53, 0x55, 0x45, 0x10, 0x02, 0x22, 0xd3, 0x03, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66,
+	0x49, 0x53, 0x53, 0x55, 0x45, 0x10, 0x02, 0x22, 0xa3, 0x04, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66,
 	0x69, 0x67, 0x12, 0x25, 0x0a, 0x0e, 0x61, 0x6c, 0x6c, 0x6f, 0x77, 0x5f, 0x69, 0x6e, 0x73, 0x65,
 	0x63, 0x75, 0x72, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0d, 0x61, 0x6c, 0x6c, 0x6f,
 	0x77, 0x49, 0x6e, 0x73, 0x65, 0x63, 0x75, 0x72, 0x65, 0x12, 0x4a, 0x0a, 0x0b, 0x63, 0x65, 0x72,
@@ -362,7 +379,12 @@ var file_transport_internet_tls_config_proto_rawDesc = []byte{
 	0x0a, 0x1b, 0x70, 0x72, 0x65, 0x66, 0x65, 0x72, 0x5f, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x5f,
 	0x63, 0x69, 0x70, 0x68, 0x65, 0x72, 0x5f, 0x73, 0x75, 0x69, 0x74, 0x65, 0x73, 0x18, 0x0a, 0x20,
 	0x01, 0x28, 0x08, 0x52, 0x18, 0x70, 0x72, 0x65, 0x66, 0x65, 0x72, 0x53, 0x65, 0x72, 0x76, 0x65,
-	0x72, 0x43, 0x69, 0x70, 0x68, 0x65, 0x72, 0x53, 0x75, 0x69, 0x74, 0x65, 0x73, 0x42, 0x73, 0x0a,
+	0x72, 0x43, 0x69, 0x70, 0x68, 0x65, 0x72, 0x53, 0x75, 0x69, 0x74, 0x65, 0x73, 0x12, 0x20, 0x0a,
+	0x0b, 0x66, 0x69, 0x6e, 0x67, 0x65, 0x72, 0x70, 0x72, 0x69, 0x6e, 0x74, 0x18, 0x0b, 0x20, 0x01,
+	0x28, 0x09, 0x52, 0x0b, 0x66, 0x69, 0x6e, 0x67, 0x65, 0x72, 0x70, 0x72, 0x69, 0x6e, 0x74, 0x12,
+	0x2c, 0x0a, 0x12, 0x72, 0x65, 0x6a, 0x65, 0x63, 0x74, 0x5f, 0x75, 0x6e, 0x6b, 0x6e, 0x6f, 0x77,
+	0x6e, 0x5f, 0x73, 0x6e, 0x69, 0x18, 0x0c, 0x20, 0x01, 0x28, 0x08, 0x52, 0x10, 0x72, 0x65, 0x6a,
+	0x65, 0x63, 0x74, 0x55, 0x6e, 0x6b, 0x6e, 0x6f, 0x77, 0x6e, 0x53, 0x6e, 0x69, 0x42, 0x73, 0x0a,
 	0x1f, 0x63, 0x6f, 0x6d, 0x2e, 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, 0x6c, 0x73,
 	0x50, 0x01, 0x5a, 0x30, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x78,
--- a/transport/internet/tls/config.proto
+++ b/transport/internet/tls/config.proto
@@ -64,4 +64,9 @@ message Config {

  // Whether the server selects its most preferred ciphersuite.
  bool prefer_server_cipher_suites = 10;
+
+  // TLS Client Hello fingerprint (uTLS).
+  string fingerprint = 11;
+
+  bool reject_unknown_sni = 12;
 }
--- a/transport/internet/tls/tls.go
+++ b/transport/internet/tls/tls.go
@@ -3,6 +3,8 @@ package tls
 import (
 	"crypto/tls"

+	utls "github.com/refraction-networking/utls"
+
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net"
 )
@@ -41,25 +43,43 @@ func Client(c net.Conn, config *tls.Config) net.Conn {
 	return &Conn{Conn: tlsConn}
 }

-/*
-func copyConfig(c *tls.Config) *utls.Config {
-	return &utls.Config{
-		NextProtos:         c.NextProtos,
-		ServerName:         c.ServerName,
-		InsecureSkipVerify: c.InsecureSkipVerify,
-		MinVersion:         utls.VersionTLS12,
-		MaxVersion:         utls.VersionTLS12,
-	}
-}
-
-func UClient(c net.Conn, config *tls.Config) net.Conn {
-	uConfig := copyConfig(config)
-	return utls.Client(c, uConfig)
-}
-*/
-
 // Server initiates a TLS server handshake on the given connection.
 func Server(c net.Conn, config *tls.Config) net.Conn {
 	tlsConn := tls.Server(c, config)
 	return &Conn{Conn: tlsConn}
 }
+
+type UConn struct {
+	*utls.UConn
+}
+
+func (c *UConn) HandshakeAddress() net.Address {
+	if err := c.Handshake(); err != nil {
+		return nil
+	}
+	state := c.ConnectionState()
+	if state.ServerName == "" {
+		return nil
+	}
+	return net.ParseAddress(state.ServerName)
+}
+
+func UClient(c net.Conn, config *tls.Config, fingerprint *utls.ClientHelloID) net.Conn {
+	utlsConn := utls.UClient(c, copyConfig(config), *fingerprint)
+	return &UConn{UConn: utlsConn}
+}
+
+func copyConfig(c *tls.Config) *utls.Config {
+	return &utls.Config{
+		RootCAs:            c.RootCAs,
+		ServerName:         c.ServerName,
+		InsecureSkipVerify: c.InsecureSkipVerify,
+	}
+}
+
+var Fingerprints = map[string]*utls.ClientHelloID{
+	"chrome":     &utls.HelloChrome_Auto,
+	"firefox":    &utls.HelloFirefox_Auto,
+	"safari":     &utls.HelloIOS_Auto,
+	"randomized": &utls.HelloRandomized,
+}
--- a/transport/internet/tls/unsafe.go
+++ b/transport/internet/tls/unsafe.go
@@ -0,0 +1,6 @@
+package tls
+
+import _ "unsafe"
+
+//go:linkname errNoCertificates crypto/tls.errNoCertificates
+var errNoCertificates error
--- a/transport/internet/websocket/dialer.go
+++ b/transport/internet/websocket/dialer.go
@@ -2,8 +2,12 @@ package websocket

 import (
 	"context"
+	_ "embed"
 	"encoding/base64"
+	"fmt"
 	"io"
+	"net/http"
+	"os"
 	"time"

 	"github.com/gorilla/websocket"
@@ -15,6 +19,27 @@ import (
 	"github.com/xtls/xray-core/transport/internet/tls"
 )

+//go:embed dialer.html
+var webpage []byte
+var conns chan *websocket.Conn
+
+func init() {
+	if addr := os.Getenv("XRAY_BROWSER_DIALER"); addr != "" {
+		conns = make(chan *websocket.Conn, 256)
+		go http.ListenAndServe(addr, http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			if r.URL.Path == "/websocket" {
+				if conn, err := upgrader.Upgrade(w, r, nil); err == nil {
+					conns <- conn
+				} else {
+					fmt.Println("unexpected error")
+				}
+			} else {
+				w.Write(webpage)
+			}
+		}))
+	}
+}
+
 // Dial dials a WebSocket connection to the given destination.
 func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (internet.Connection, error) {
 	newError("creating connection to ", dest).WriteToLog(session.ExportIDToError(ctx))
@@ -66,6 +91,30 @@ func dialWebSocket(ctx context.Context, dest net.Destination, streamSettings *in
 	}
 	uri := protocol + "://" + host + wsSettings.GetNormalizedPath()

+	if conns != nil {
+		data := []byte(uri)
+		if ed != nil {
+			data = append(data, " "+base64.RawURLEncoding.EncodeToString(ed)...)
+		}
+		var conn *websocket.Conn
+		for {
+			conn = <-conns
+			if conn.WriteMessage(websocket.TextMessage, data) != nil {
+				conn.Close()
+			} else {
+				break
+			}
+		}
+		if _, p, err := conn.ReadMessage(); err != nil {
+			conn.Close()
+			return nil, err
+		} else if s := string(p); s != "ok" {
+			conn.Close()
+			return nil, newError(s)
+		}
+		return newConnection(conn, conn.RemoteAddr(), nil), nil
+	}
+
 	header := wsSettings.GetRequestHeader()
 	if ed != nil {
 		header.Set("Sec-WebSocket-Protocol", base64.StdEncoding.EncodeToString(ed))
--- a/transport/internet/websocket/dialer.html
+++ b/transport/internet/websocket/dialer.html
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<html>
+<head>
+	<title>Browser Dialer</title>
+</head>
+<body>
+	<script>
+		// Copyright (c) 2021 XRAY. Mozilla Public License 2.0.
+		var url = "ws://" + window.location.host + "/websocket"
+		var count = 0
+		setInterval(check, 1000)
+		function check() {
+			if (count <= 0) {
+				count += 1
+				console.log("Prepare", url)
+				var ws = new WebSocket(url)
+				var wss = undefined
+				var first = true
+				ws.onmessage = function (event) {
+					if (first) {
+						first = false
+						count -= 1
+						var arr = event.data.split(" ")
+						console.log("Dial", arr[0], arr[1])
+						wss = new WebSocket(arr[0], arr[1])
+						var opened = false
+						wss.onopen = function (event) {
+							opened = true
+							ws.send("ok")
+						}
+						wss.onmessage = function (event) {
+							ws.send(event.data)
+						}
+						wss.onclose = function (event) {
+							ws.close()
+						}
+						wss.onerror = function (event) {
+							!opened && ws.send("fail")
+							wss.close()
+						}
+						check()
+					} else wss.send(event.data)
+				}
+				ws.onclose = function (event) {
+					if (first) count -= 1
+					else wss.close()
+				}
+				ws.onerror = function (event) {
+					ws.close()
+				}
+			}
+		}
+	</script>
+</body>
+</html>
--- a/transport/internet/websocket/hub.go
+++ b/transport/internet/websocket/hub.go
@@ -7,6 +7,7 @@ import (
 	"encoding/base64"
 	"io"
 	"net/http"
+	"strings"
 	"sync"
 	"time"

@@ -25,6 +26,8 @@ type requestHandler struct {
 	ln   *Listener
 }

+var replacer = strings.NewReplacer("+", "-", "/", "_", "=", "")
+
 var upgrader = &websocket.Upgrader{
 	ReadBufferSize:   4 * 1024,
 	WriteBufferSize:  4 * 1024,
@@ -39,7 +42,17 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req
 		writer.WriteHeader(http.StatusNotFound)
 		return
 	}
-	conn, err := upgrader.Upgrade(writer, request, nil)
+
+	var extraReader io.Reader
+	var responseHeader = http.Header{}
+	if str := request.Header.Get("Sec-WebSocket-Protocol"); str != "" {
+		if ed, err := base64.RawURLEncoding.DecodeString(replacer.Replace(str)); err == nil && len(ed) > 0 {
+			extraReader = bytes.NewReader(ed)
+			responseHeader.Set("Sec-WebSocket-Protocol", str)
+		}
+	}
+
+	conn, err := upgrader.Upgrade(writer, request, responseHeader)
 	if err != nil {
 		newError("failed to convert to WebSocket connection").Base(err).WriteToLog()
 		return
@@ -54,12 +67,6 @@ func (h *requestHandler) ServeHTTP(writer http.ResponseWriter, request *http.Req
 		}
 	}

-	var extraReader io.Reader
-	if str := request.Header.Get("Sec-WebSocket-Protocol"); str != "" {
-		if ed, err := base64.StdEncoding.DecodeString(str); err == nil && len(ed) > 0 {
-			extraReader = bytes.NewReader(ed)
-		}
-	}
 	h.ln.addConn(newConnection(conn, remoteAddr, extraReader))
 }

@@ -82,7 +89,8 @@ func ListenWS(ctx context.Context, address net.Address, port net.Port, streamSet
 		if streamSettings.SocketSettings == nil {
 			streamSettings.SocketSettings = &internet.SocketConfig{}
 		}
-		streamSettings.SocketSettings.AcceptProxyProtocol = l.config.AcceptProxyProtocol
+		streamSettings.SocketSettings.AcceptProxyProtocol =
+			l.config.AcceptProxyProtocol || streamSettings.SocketSettings.AcceptProxyProtocol
 	}
 	var listener net.Listener
 	var err error
@@ -128,7 +136,7 @@ func ListenWS(ctx context.Context, address net.Address, port net.Port, streamSet
 			ln:   l,
 		},
 		ReadHeaderTimeout: time.Second * 4,
-		MaxHeaderBytes:    2048,
+		MaxHeaderBytes:    4096,
 	}

 	go func() {
--- a/transport/internet/xtls/config.go
+++ b/transport/internet/xtls/config.go
@@ -212,13 +212,13 @@ func getGetCertificateFunc(c *xtls.Config, ca []*Certificate) func(hello *xtls.C
 	}
 }

-func getNewGetCertficateFunc(certs []*xtls.Certificate) func(hello *xtls.ClientHelloInfo) (*xtls.Certificate, error) {
+func getNewGetCertificateFunc(certs []*xtls.Certificate, rejectUnknownSNI bool) func(hello *xtls.ClientHelloInfo) (*xtls.Certificate, error) {
 	return func(hello *xtls.ClientHelloInfo) (*xtls.Certificate, error) {
 		if len(certs) == 0 {
-			return nil, newError("empty certs")
+			return nil, errNoCertificates
 		}
 		sni := strings.ToLower(hello.ServerName)
-		if len(certs) == 1 || sni == "" {
+		if !rejectUnknownSNI && (len(certs) == 1 || sni == "") {
 			return certs[0], nil
 		}
 		gsni := "*"
@@ -235,6 +235,9 @@ func getNewGetCertficateFunc(certs []*xtls.Certificate) func(hello *xtls.ClientH
 				}
 			}
 		}
+		if rejectUnknownSNI {
+			return nil, errNoCertificates
+		}
 		return certs[0], nil
 	}
 }
@@ -276,7 +279,7 @@ func (c *Config) GetXTLSConfig(opts ...Option) *xtls.Config {
 	if len(caCerts) > 0 {
 		config.GetCertificate = getGetCertificateFunc(config, caCerts)
 	} else {
-		config.GetCertificate = getNewGetCertficateFunc(c.BuildCertificates())
+		config.GetCertificate = getNewGetCertificateFunc(c.BuildCertificates(), c.RejectUnknownSni)
 	}

 	if sn := c.parseServerName(); len(sn) > 0 {
--- a/transport/internet/xtls/config.pb.go
+++ b/transport/internet/xtls/config.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
+// 	protoc        v3.15.8
 // source: transport/internet/xtls/config.proto

 package xtls
@@ -200,6 +200,7 @@ type Config struct {
 	CipherSuites string `protobuf:"bytes,9,opt,name=cipher_suites,json=cipherSuites,proto3" json:"cipher_suites,omitempty"`
 	// Whether the server selects its most preferred ciphersuite.
 	PreferServerCipherSuites bool `protobuf:"varint,10,opt,name=prefer_server_cipher_suites,json=preferServerCipherSuites,proto3" json:"prefer_server_cipher_suites,omitempty"`
+	RejectUnknownSni         bool `protobuf:"varint,12,opt,name=reject_unknown_sni,json=rejectUnknownSni,proto3" json:"reject_unknown_sni,omitempty"`
 }

 func (x *Config) Reset() {
@@ -304,6 +305,13 @@ func (x *Config) GetPreferServerCipherSuites() bool {
 	return false
 }

+func (x *Config) GetRejectUnknownSni() bool {
+	if x != nil {
+		return x.RejectUnknownSni
+	}
+	return false
+}
+
 var File_transport_internet_xtls_config_proto protoreflect.FileDescriptor

 var file_transport_internet_xtls_config_proto_rawDesc = []byte{
@@ -333,7 +341,7 @@ var file_transport_internet_xtls_config_proto_rawDesc = []byte{
 	0x0c, 0x45, 0x4e, 0x43, 0x49, 0x50, 0x48, 0x45, 0x52, 0x4d, 0x45, 0x4e, 0x54, 0x10, 0x00, 0x12,
 	0x14, 0x0a, 0x10, 0x41, 0x55, 0x54, 0x48, 0x4f, 0x52, 0x49, 0x54, 0x59, 0x5f, 0x56, 0x45, 0x52,
 	0x49, 0x46, 0x59, 0x10, 0x01, 0x12, 0x13, 0x0a, 0x0f, 0x41, 0x55, 0x54, 0x48, 0x4f, 0x52, 0x49,
-	0x54, 0x59, 0x5f, 0x49, 0x53, 0x53, 0x55, 0x45, 0x10, 0x02, 0x22, 0xd4, 0x03, 0x0a, 0x06, 0x43,
+	0x54, 0x59, 0x5f, 0x49, 0x53, 0x53, 0x55, 0x45, 0x10, 0x02, 0x22, 0x82, 0x04, 0x0a, 0x06, 0x43,
 	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x25, 0x0a, 0x0e, 0x61, 0x6c, 0x6c, 0x6f, 0x77, 0x5f, 0x69,
 	0x6e, 0x73, 0x65, 0x63, 0x75, 0x72, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0d, 0x61,
 	0x6c, 0x6c, 0x6f, 0x77, 0x49, 0x6e, 0x73, 0x65, 0x63, 0x75, 0x72, 0x65, 0x12, 0x4b, 0x0a, 0x0b,
@@ -363,15 +371,17 @@ var file_transport_internet_xtls_config_proto_rawDesc = []byte{
 	0x76, 0x65, 0x72, 0x5f, 0x63, 0x69, 0x70, 0x68, 0x65, 0x72, 0x5f, 0x73, 0x75, 0x69, 0x74, 0x65,
 	0x73, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x08, 0x52, 0x18, 0x70, 0x72, 0x65, 0x66, 0x65, 0x72, 0x53,
 	0x65, 0x72, 0x76, 0x65, 0x72, 0x43, 0x69, 0x70, 0x68, 0x65, 0x72, 0x53, 0x75, 0x69, 0x74, 0x65,
-	0x73, 0x42, 0x76, 0x0a, 0x20, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72,
-	0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74,
-	0x2e, 0x78, 0x74, 0x6c, 0x73, 0x50, 0x01, 0x5a, 0x31, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e,
-	0x63, 0x6f, 0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f,
-	0x72, 0x65, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74,
-	0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0xaa, 0x02, 0x1c, 0x58, 0x72, 0x61,
-	0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x49, 0x6e, 0x74, 0x65,
-	0x72, 0x6e, 0x65, 0x74, 0x2e, 0x58, 0x74, 0x6c, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x33,
+	0x73, 0x12, 0x2c, 0x0a, 0x12, 0x72, 0x65, 0x6a, 0x65, 0x63, 0x74, 0x5f, 0x75, 0x6e, 0x6b, 0x6e,
+	0x6f, 0x77, 0x6e, 0x5f, 0x73, 0x6e, 0x69, 0x18, 0x0c, 0x20, 0x01, 0x28, 0x08, 0x52, 0x10, 0x72,
+	0x65, 0x6a, 0x65, 0x63, 0x74, 0x55, 0x6e, 0x6b, 0x6e, 0x6f, 0x77, 0x6e, 0x53, 0x6e, 0x69, 0x42,
+	0x76, 0x0a, 0x20, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e,
+	0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2e, 0x78,
+	0x74, 0x6c, 0x73, 0x50, 0x01, 0x5a, 0x31, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f,
+	0x6d, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65,
+	0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72,
+	0x6e, 0x65, 0x74, 0x2f, 0x78, 0x74, 0x6c, 0x73, 0xaa, 0x02, 0x1c, 0x58, 0x72, 0x61, 0x79, 0x2e,
+	0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e,
+	0x65, 0x74, 0x2e, 0x58, 0x74, 0x6c, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }

 var (
--- a/transport/internet/xtls/config.proto
+++ b/transport/internet/xtls/config.proto
@@ -64,4 +64,7 @@ message Config {

  // Whether the server selects its most preferred ciphersuite.
  bool prefer_server_cipher_suites = 10;
+
+
+  bool reject_unknown_sni = 12;
 }
--- a/transport/internet/xtls/unsafe.go
+++ b/transport/internet/xtls/unsafe.go
@@ -0,0 +1,6 @@
+package xtls
+
+import _ "unsafe"
+
+//go:linkname errNoCertificates github.com/xtls/go.errNoCertificates
+var errNoCertificates error
Author	SHA1	Message	Date
Arthur Morgan	1dca3cb3dd	v1.4.3	2021-09-08 01:38:12 +08:00
Arthur Morgan	28d17ac17f	go1.17	2021-09-08 01:33:14 +08:00
Arthur Morgan	e6019a89c9	adjust for go1.17	2021-09-08 01:30:20 +08:00
Arthur Morgan	3213e5dd81	update dependencies	2021-09-08 01:13:32 +08:00
Arthur Morgan	c950edede2	Merge pull request #618 from XTLS/fix/service-name gRPC: Use `PathEscape` encoded service name	2021-09-08 00:53:55 +08:00
Arthur Morgan	64892fb2c3	Merge pull request #609 from XTLS/fix/dialer Move `DomainStrategy` & `DialerProxy` to `DialSystem`	2021-09-08 00:53:37 +08:00
Arthur Morgan	0403e6ddc3	Merge pull request #669 from AkinoKaede/fix-cannot-disable-readv Fix cannot disable ReadV	2021-09-08 00:53:00 +08:00
Arthur Morgan	d9d239750b	Merge pull request #633 from XTLS/feature/h2-health-check Add health check for h2 & gRPC	2021-09-08 00:52:10 +08:00
Arthur Morgan	73e10f0f6f	Merge pull request #599 from XTLS/fix/buffer Check buffer before releasing and reusing	2021-09-08 00:51:33 +08:00
Arthur Morgan	7a9e72b133	Merge pull request #589 from bhoppi/main Fix: new cert issuing is incorrectly delayed	2021-09-08 00:50:32 +08:00
Arthur Morgan	66b58e6076	Merge pull request #553 from XTLS/tls/reject-unknown-sni Add: reject unknown SNI	2021-09-08 00:48:51 +08:00
秋のかえで	17cdeac57f	Fix: cannot disable ReadV	2021-08-07 18:26:28 +08:00
hmol233	e4bf620795	minor tweak	2021-07-10 16:41:23 +08:00
hmol233	31c7141fef	gRPC: add keepalive option `PermitWithoutStream`	2021-07-05 21:25:21 +08:00
hmol233	57b9006d26	gRPC: add keepalive option for server	2021-07-05 21:25:03 +08:00
hmol233	d9d04a230f	Add h2 & gRPC health check	2021-07-03 16:01:59 +08:00
hmol233	3dc9fba20d	gRPC: Use `PathEscape` encoded service name	2021-06-27 16:46:26 +08:00
RPRX	d45298a10d	Add AnXray	2021-06-20 15:13:37 +00:00
RPRX	6e8581f5dc	Re-Add Qv2ray	2021-06-20 15:12:36 +00:00
hmol233	86a8fb5d84	Move `DomainStrategy` & `DialerProxy` to `DialSystem` Fix https://github.com/XTLS/Xray-core/issues/608	2021-06-18 19:28:02 +08:00
hmol233	3531b95d82	?	2021-06-14 20:43:48 +08:00
hmol233	b977899926	Check buffer before releasing to avoid `extending out of bound` issue in some cases	2021-06-14 20:40:17 +08:00
Bhoppi Chaw	2220411644	fix new cert issuing is incorrectly delayed	2021-06-05 23:32:05 +08:00
hmol233	3b8618b379	Fix linkname	2021-05-10 07:11:27 +08:00
hmol233	e8a8465220	Fix reject unknown sni with single cert	2021-05-10 00:28:40 +08:00
hmol233	1f92b948c0	Fix errNoCertificates	2021-05-10 00:11:45 +08:00
hmol233	53b99efe78	Add: reject unknown SNI Co-Authored-By: 玖柒Max <60207794+jiuqi9997@users.noreply.github.com>	2021-05-09 23:47:21 +08:00
RPRX	1e3d739a5b	Remove Qv2ray	2021-04-27 10:35:01 +00:00
秋のかえで	7b7084f825	Refactor: A faster DomainMatcher implementation (#348 ) Co-authored-by: DarthVader <61409963+darsvador@users.noreply.github.com>	2021-04-18 13:21:17 +08:00
Bhoppi Chaw	bf94fb53ca	Fix QUIC disconnecting issue (#475 ) Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>	2021-04-06 16:37:28 +00:00
lucifer	1d13a8da49	fix grpc dial ipv6 address (#476 )	2021-04-05 09:00:46 +08:00
Jim Han	f65c21337c	v1.4.2	2021-04-01 21:08:53 +08:00
RPRX	4bf8b6d89c	Fix uTLS fingerprints support Thank @HirbodBehnam https://github.com/XTLS/Xray-core/issues/461	2021-04-01 09:15:18 +00:00
Jim Han	95a68a6d73	v1.4.1	2021-03-31 16:00:16 +08:00
秋のかえで	7f2fad73d4	Chore: Upgrade dependencies (#432 ) Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>	2021-03-31 06:18:34 +00:00
Jim Han	3ed14c2fcd	Fix: gRPC & HTTP/2 dialer (#445 )	2021-03-30 16:43:31 +00:00
risetechlab	b63049f404	Fix: TFO AsIs bug (#452 )	2021-03-30 16:42:02 +00:00
RPRX	a9e11075d1	Add uTLS fingerprints support (#451 )	2021-03-29 10:08:29 +00:00
Jim Han	e564d9ef7e	Fix: TCP & WS override AcceptProxyProtocol (#425 )	2021-03-28 16:16:07 +00:00
秋のかえで	6c936e2fd3	fix: set json to default format to stdin (#446 )	2021-03-28 23:45:13 +08:00
秋のかえで	b2d8168284	docs: add common name to the help of tls cert (#435 )	2021-03-27 18:32:30 +08:00
RPRX	e0910ab4d9	Update dialer.html	2021-03-23 16:55:05 +00:00
RPRX	d46af8b5d4	Add WSS Browser Dialer support (#421 )	2021-03-23 09:25:35 +00:00
Jim Han	0470381fe2	Fix: gRPC multi accepting empty bytes (#411 )	2021-03-21 09:16:52 +00:00
秋のかえで	b0e7ad9663	Fix: format flag not working (#410 )	2021-03-21 09:13:51 +00:00
Kid	4e63c22197	Add Homebrew installation command (#392 ) Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>	2021-03-17 17:56:56 +00:00
maskedeken	36961ed882	Add remote addr to gRPC transport layer conn (#382 ) Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>	2021-03-17 17:55:51 +00:00
JimhHan	de54d4b08f	Fix: sniffer call IP() on a DomainAddress	2021-03-17 23:29:06 +08:00
JimhHan	32713bcc0e	Fix: Context without proper session close https://github.com/XTLS/Xray-core/issues/383	2021-03-17 23:27:42 +08:00