Update config.yaml

Co-Authored-By: R3pl4c3r <30682790+R3pl4c3r@users.noreply.github.com>

.github/ISSUE_TEMPLATE/bug-en.md

@@ -0,0 +1,92 @@
+---
+name: Bug Report
+about: Create a bug report of Xray.
+title: '[Bug] <bug you are reporting>'
+labels: ''
+assignees: ''
+
+---
+
+<!-- Thanks for your reporting.
+1. Please make sure you are submitting a bug of Xray-Core instead of acquiring usage or bug in third-party programs. If you are not sure, please contact us in our official Telegram group.
+2. Bug: **An error, flaw or fault in a program ** that causes it to produce an incorrect or unexpected result. (Reference: Wikipedia)
+3. Please check existing Issues and Discussions first and read the documentation in detail. Duplicated issues will be closed.
+4. Please don't report issue like "I can't use a feature". It's probably your own mistake.
+5. You should fully complete the following contents or this issue may not be handled.
+6. Please *make sure* the content you are submitting does not contain your private information.
+-->
+
+
+**Describe the bug**
+<!-- A clear and concise description of what the bug is. -->
+
+**To Reproduce**
+<!-- Steps to reproduce the bug: -->
+1.
+2.
+3.
+4.
+
+**Expected behavior**
+<!-- A clear and concise description of what you expected to happen. -->
+
+**Client Log**
+
+<details>
+
+```
+Please paste your client log here:
+
+
+```
+
+</details>
+
+**Server Log**
+
+<details>
+
+```
+Please paste your server log here:
+
+
+```
+
+</details>
+
+**Client config**
+
+<details>
+
+```json
+Please paste your client config file here:
+
+
+```
+
+</details>
+
+**Server Config**
+
+<details>
+
+```json
+Please paste your server config file here:
+
+
+```
+
+</details>
+
+**Client Information**
+ - OS: [e.g. Windows 10]
+ - Xray version [e.g. 1.3.1]
+ - Xray installing approach：[e.g. Xray-install]
+
+**Server Information**
+- OS: [e.g. Windows 10]
+- Xray version [e.g. 1.3.1]
+- Xray installing approach：[e.g. Xray-install]
+
+**Additional Information**
+<!-- Add any other information about the problem here. -->

.github/ISSUE_TEMPLATE/bug-zh-CN.md

@@ -0,0 +1,91 @@
+---
+name: Bug 反馈
+about: 这是 Xray 的一个 bug。
+title: '[Bug] 你发现的bug'
+labels: ''
+assignees: ''
+
+---
+
+<!-- 感谢您的反馈！
+1. 请先确认您提交的是 Xray-Core 的 Bug，而非使用咨询，抑或是第三方程序的 Bug。如果您不确定，请在 Telegram 群中反馈。
+2. Bug：软件运行中因为 **程序本身有错误** 而造成的功能不正常。(Reference: Wikipedia)
+3. 请先查询已有的 Issues 与 Discussions ，并且详细阅读文档的相关内容。如果您提出的是已知的问题，此 issue 将有可能被关闭。
+4. 请不要轻易提出类似“不能使用某功能”的问题。这往往是你自己的问题。
+5. 您需要完整地完成下列内容，否则此 issue 可能不会被处理。
+6. 请 *务必* 确保不包含任何个人隐私信息。
+-->
+
+**问题描述**
+<!-- 请清晰简洁地描述此问题。-->
+
+**复现方式**
+<!-- 复现此步骤的过程: -->
+1.
+2.
+3.
+4.
+
+**预期行为**
+<!-- 请清晰简洁地描述您期望的的行为。-->
+
+**客户端日志**
+
+<details>
+
+```
+请删除此行，并在此处粘贴客户端日志
+
+
+```
+
+</details>
+
+**服务端日志**
+
+<details>
+
+```
+请删除此行，并在此处粘贴服务端日志
+
+
+```
+
+</details>
+
+**客户端配置**
+
+<details>
+
+```json
+请删除此行，并在此处粘贴客户端配置
+
+
+```
+
+</details>
+
+**服务端配置**
+
+<details>
+
+```json
+请删除此行，并在此处粘贴服务端日志
+
+
+```
+
+</details>
+
+**客户端环境**
+ - 系统与版本: [如 Windows 10]
+ - Xray 版本 [如 1.3.1]
+ - Xray 安装方式：[如 Xray-install]
+
+**服务端环境**
+ - 系统与版本: [如 Windows 10]
+ - Xray 版本 [如 1.3.1]
+ - Xray 安装方式：[如 Xray-install]
+
+**附加信息**
+<!-- 如果您有额外的信息，请在此处说明。-->

.github/ISSUE_TEMPLATE/config.yaml

@@ -0,0 +1,9 @@
+contact_links:
+  - name: 加入 Telegram 群组 / Join Telegram Group
+    url: https://t.me/projectXray
+  - name: 官方文档 / Official Document
+    url: https://xtls.github.io/
+  - name: 安装脚本 / Installing Script
+    url: https://github.com/XTLS/Xray-install
+  - name: 示例配置 / Example Config
+    url: https://github.com/XTLS/Xray-examples

.github/ISSUE_TEMPLATE/feature-en.md

@@ -0,0 +1,32 @@
+---
+name: Feature Request
+about: Suggest an idea for Xray
+title: '[Feature] your idea'
+labels: ''
+assignees: ''
+
+---
+
+<!-- Thanks for your support!
+1. Please confirm that you are submitting a feature request.
+2. We do not recommend any inexperienced users to request a new feature. 
+3. Please check existing Issues and Discussions first and read the documentation in detail. Duplicated issues will be closed
+4. To be clear: none of developers is obliged to meet your needs. In particular, features that do not make any sense.
+5. You should fully complete the following contents.
+-->
+
+**What's your idea？**
+<!-- A clear and concise description of your idea. -->
+
+**Is it related to an issue?**
+<!-- Please specify here if yes. -->
+
+**What's your solution?**
+<!-- Describe the solution you'd like. -->
+1. 
+2. 
+3. 
+4. 
+
+**Is there any additional information?**
+<!-- Add any other information here. -->

.github/ISSUE_TEMPLATE/feature-zh-CN.md

@@ -0,0 +1,32 @@
+---
+name: 功能请求
+about: 希望 Xray 添加一个新功能。
+title: '[Feature] 你的想法'
+labels: ''
+assignees: ''
+
+---
+
+<!-- 感谢您的反馈！
+1. 请先确认您提交的是功能请求。
+2. 我们不建议缺少经验的用户提出功能请求。
+3. 请先查询已有的 Issues 与 Discussions ，并且详细阅读文档的相关内容。重复的 issue 将有可能被关闭。
+4. 需要向您明确一点：任何开发者均没有义务满足您的需求。特别是不合理或没有意义的功能。
+5. 您需要完整地完成下列内容，否则此 issue 可能不会被处理。
+-->
+
+**您的想法是什么？**
+<!-- 请清晰简洁地描述您预期中的功能。-->
+
+**是否与已知的 issue 相关？**
+<!-- 如果是，请在此注明 -->
+
+**您认为应如何实现此功能？**
+<!-- 请清晰简洁地描述如何实现此功能。-->
+1. 
+2. 
+3. 
+4. 
+
+**有没有额外的信息？**
+<!-- 如果您有额外的信息，请在此处说明。-->

.github/ISSUE_TEMPLATE/question-en.md

@@ -0,0 +1,17 @@
+---
+name: Question
+about: Question of Xray.
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!-- Thanks for your support！
+1. Issue is **NOT** a proper place to ask a question, otherwise your issue may be closed.
+2. Please check existing Issues, Discussions and documentation in detail first. You may find the answers you want before you ask the question.
+3. If it is still not resolved, please give feedback in the our official Telegram group or Discussions.
+4. Wherever you ask a question, please *make sure* the content does not contain your private information.
+5. We highly recommend you to read https://github.com/tvvocold/How-To-Ask-Questions-The-Smart-Way.
+-->
+

.github/ISSUE_TEMPLATE/question-zh-CN.md

@@ -0,0 +1,17 @@
+---
+name: 使用疑问
+about: 使用 Xray 时的疑问。
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!-- 感谢您的支持！
+1. Issue **不是**用来提问的, 否则将可能会被 close。
+2. 请先查询已有的 issue、discussion ，并且详细阅读文档的相关内容。那里可能有您需要的答案。
+3. 如果仍未解决，请在官方 Telegram 群中或 Discussion 区反馈。
+4. 无论在何处提问，请 *务必确保* 其不包含任何个人隐私信息。
+5. 我们强烈推荐您阅读 https://github.com/tvvocold/How-To-Ask-Questions-The-Smart-Way。
+-->
+

README.md

@@ -23,9 +23,8 @@
   - [Xray4Magisk](https://github.com/CerteKim/Xray4Magisk)
   - [Xray_For_Magisk](https://github.com/E7KMbb/Xray_For_Magisk)
 - Homebrew
-  - `brew install xray`
-  - [(Tap) Repository 0](https://github.com/N4FA/homebrew-xray)
-  - [(Tap) Repository 1](https://github.com/xiruizhao/homebrew-xray)
+  - [Repository 0](https://github.com/N4FA/homebrew-xray)
+  - [Repository 1](https://github.com/xiruizhao/homebrew-xray)
 
 ## Usage
 
@@ -40,6 +39,7 @@
   - [luci-app-xray](https://github.com/yichya/luci-app-xray) ([openwrt-xray](https://github.com/yichya/openwrt-xray))
 - Windows
   - [v2rayN](https://github.com/2dust/v2rayN)
+  - [Qv2ray](https://github.com/Qv2ray/Qv2ray)
   - [Netch (NetFilter & TUN/TAP)](https://github.com/NetchX/Netch)
 - Android
   - [v2rayNG](https://github.com/2dust/v2rayNG)

app/dispatcher/default.go

@@ -15,7 +15,6 @@ import (
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/core"
-	"github.com/xtls/xray-core/features/dns"
 	"github.com/xtls/xray-core/features/outbound"
 	"github.com/xtls/xray-core/features/policy"
 	"github.com/xtls/xray-core/features/routing"
@@ -176,28 +175,17 @@ func (d *DefaultDispatcher) getLink(ctx context.Context) (*transport.Link, *tran
 	return inboundLink, outboundLink
 }
 
-func shouldOverride(ctx context.Context, result SniffResult, request session.SniffingRequest, destination net.Destination) bool {
+func shouldOverride(result SniffResult, request session.SniffingRequest) bool {
 	domain := result.Domain()
 	for _, d := range request.ExcludeForDomain {
-		if strings.ToLower(domain) == d {
+		if domain == d {
 			return false
 		}
 	}
-	var fakeDNSEngine dns.FakeDNSEngine
-	core.RequireFeatures(ctx, func(fdns dns.FakeDNSEngine) {
-		fakeDNSEngine = fdns
-	})
-	protocolString := result.Protocol()
-	if resComp, ok := result.(SnifferResultComposite); ok {
-		protocolString = resComp.ProtocolForDomainResult()
-	}
+
+	protocol := result.Protocol()
 	for _, p := range request.OverrideDestinationForProtocol {
-		if strings.HasPrefix(protocolString, p) {
-			return true
-		}
-		if fakeDNSEngine != nil && protocolString != "bittorrent" && p == "fakedns" &&
-			destination.Address.Family().IsIP() && fakeDNSEngine.GetFakeIPRange().Contains(destination.Address.IP()) {
-			newError("Using sniffer ", protocolString, " since the fake DNS missed").WriteToLog(session.ExportIDToError(ctx))
+		if strings.HasPrefix(protocol, p) {
 			return true
 		}
 	}
@@ -222,33 +210,19 @@ func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destin
 		ctx = session.ContextWithContent(ctx, content)
 	}
 	sniffingRequest := content.SniffingRequest
-	switch {
-	case !sniffingRequest.Enabled:
+	if destination.Network != net.Network_TCP || !sniffingRequest.Enabled {
 		go d.routedDispatch(ctx, outbound, destination)
-	case destination.Network != net.Network_TCP:
-		// Only metadata sniff will be used for non tcp connection
-		result, err := sniffer(ctx, nil, true)
-		if err == nil {
-			content.Protocol = result.Protocol()
-			if shouldOverride(ctx, result, sniffingRequest, destination) {
-				domain := result.Domain()
-				newError("sniffed domain: ", domain).WriteToLog(session.ExportIDToError(ctx))
-				destination.Address = net.ParseAddress(domain)
-				ob.Target = destination
-			}
-		}
-		go d.routedDispatch(ctx, outbound, destination)
-	default:
+	} else {
 		go func() {
 			cReader := &cachedReader{
 				reader: outbound.Reader.(*pipe.Reader),
 			}
 			outbound.Reader = cReader
-			result, err := sniffer(ctx, cReader, sniffingRequest.MetadataOnly)
+			result, err := sniffer(ctx, cReader)
 			if err == nil {
 				content.Protocol = result.Protocol()
 			}
-			if err == nil && shouldOverride(ctx, result, sniffingRequest, destination) {
+			if err == nil && shouldOverride(result, sniffingRequest) {
 				domain := result.Domain()
 				newError("sniffed domain: ", domain).WriteToLog(session.ExportIDToError(ctx))
 				destination.Address = net.ParseAddress(domain)
@@ -260,50 +234,34 @@ func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destin
 	return inbound, nil
 }
 
-func sniffer(ctx context.Context, cReader *cachedReader, metadataOnly bool) (SniffResult, error) {
+func sniffer(ctx context.Context, cReader *cachedReader) (SniffResult, error) {
 	payload := buf.New()
 	defer payload.Release()
 
-	sniffer := NewSniffer(ctx)
+	sniffer := NewSniffer()
+	totalAttempt := 0
+	for {
+		select {
+		case <-ctx.Done():
+			return nil, ctx.Err()
+		default:
+			totalAttempt++
+			if totalAttempt > 2 {
+				return nil, errSniffingTimeout
+			}
 
-	metaresult, metadataErr := sniffer.SniffMetadata(ctx)
-
-	if metadataOnly {
-		return metaresult, metadataErr
-	}
-
-	contentResult, contentErr := func() (SniffResult, error) {
-		totalAttempt := 0
-		for {
-			select {
-			case <-ctx.Done():
-				return nil, ctx.Err()
-			default:
-				totalAttempt++
-				if totalAttempt > 2 {
-					return nil, errSniffingTimeout
-				}
-
-				cReader.Cache(payload)
-				if !payload.IsEmpty() {
-					result, err := sniffer.Sniff(ctx, payload.Bytes())
-					if err != common.ErrNoClue {
-						return result, err
-					}
-				}
-				if payload.IsFull() {
-					return nil, errUnknownContent
+			cReader.Cache(payload)
+			if !payload.IsEmpty() {
+				result, err := sniffer.Sniff(payload.Bytes())
+				if err != common.ErrNoClue {
+					return result, err
 				}
 			}
+			if payload.IsFull() {
+				return nil, errUnknownContent
+			}
 		}
-	}()
-	if contentErr != nil && metadataErr == nil {
-		return metaresult, nil
 	}
-	if contentErr == nil && metadataErr == nil {
-		return CompositeResult(metaresult, contentResult), nil
-	}
-	return contentResult, contentErr
 }
 
 func (d *DefaultDispatcher) routedDispatch(ctx context.Context, link *transport.Link, destination net.Destination) {

app/dispatcher/fakednssniffer.go

@@ -1,49 +0,0 @@
-package dispatcher
-
-import (
-	"context"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/session"
-	"github.com/xtls/xray-core/core"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-// newFakeDNSSniffer Create a Fake DNS metadata sniffer
-func newFakeDNSSniffer(ctx context.Context) (protocolSnifferWithMetadata, error) {
-	var fakeDNSEngine dns.FakeDNSEngine
-	err := core.RequireFeatures(ctx, func(fdns dns.FakeDNSEngine) {
-		fakeDNSEngine = fdns
-	})
-	if err != nil {
-		return protocolSnifferWithMetadata{}, err
-	}
-	if fakeDNSEngine == nil {
-		errNotInit := newError("FakeDNSEngine is not initialized, but such a sniffer is used").AtError()
-		return protocolSnifferWithMetadata{}, errNotInit
-	}
-	return protocolSnifferWithMetadata{protocolSniffer: func(ctx context.Context, bytes []byte) (SniffResult, error) {
-		Target := session.OutboundFromContext(ctx).Target
-		if Target.Network == net.Network_TCP || Target.Network == net.Network_UDP {
-			domainFromFakeDNS := fakeDNSEngine.GetDomainFromFakeDNS(Target.Address)
-			if domainFromFakeDNS != "" {
-				newError("fake dns got domain: ", domainFromFakeDNS, " for ip: ", Target.Address.String()).WriteToLog(session.ExportIDToError(ctx))
-				return &fakeDNSSniffResult{domainName: domainFromFakeDNS}, nil
-			}
-		}
-		return nil, common.ErrNoClue
-	}, metadataSniffer: true}, nil
-}
-
-type fakeDNSSniffResult struct {
-	domainName string
-}
-
-func (fakeDNSSniffResult) Protocol() string {
-	return "fakedns"
-}
-
-func (f fakeDNSSniffResult) Domain() string {
-	return f.domainName
-}

app/dispatcher/sniffer.go

@@ -1,8 +1,6 @@
 package dispatcher
 
 import (
-	"context"
-
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/protocol/bittorrent"
 	"github.com/xtls/xray-core/common/protocol/http"
@@ -14,46 +12,30 @@ type SniffResult interface {
 	Domain() string
 }
 
-type protocolSniffer func(context.Context, []byte) (SniffResult, error)
-
-type protocolSnifferWithMetadata struct {
-	protocolSniffer protocolSniffer
-	// A Metadata sniffer will be invoked on connection establishment only, with nil body,
-	// for both TCP and UDP connections
-	// It will not be shown as a traffic type for routing unless there is no other successful sniffing.
-	metadataSniffer bool
-}
+type protocolSniffer func([]byte) (SniffResult, error)
 
 type Sniffer struct {
-	sniffer []protocolSnifferWithMetadata
+	sniffer []protocolSniffer
 }
 
-func NewSniffer(ctx context.Context) *Sniffer {
-	ret := &Sniffer{
-		sniffer: []protocolSnifferWithMetadata{
-			{func(c context.Context, b []byte) (SniffResult, error) { return http.SniffHTTP(b) }, false},
-			{func(c context.Context, b []byte) (SniffResult, error) { return tls.SniffTLS(b) }, false},
-			{func(c context.Context, b []byte) (SniffResult, error) { return bittorrent.SniffBittorrent(b) }, false},
+func NewSniffer() *Sniffer {
+	return &Sniffer{
+		sniffer: []protocolSniffer{
+			func(b []byte) (SniffResult, error) { return http.SniffHTTP(b) },
+			func(b []byte) (SniffResult, error) { return tls.SniffTLS(b) },
+			func(b []byte) (SniffResult, error) { return bittorrent.SniffBittorrent(b) },
 		},
 	}
-	if sniffer, err := newFakeDNSSniffer(ctx); err == nil {
-		ret.sniffer = append(ret.sniffer, sniffer)
-	}
-	return ret
 }
 
 var errUnknownContent = newError("unknown content")
 
-func (s *Sniffer) Sniff(c context.Context, payload []byte) (SniffResult, error) {
-	var pendingSniffer []protocolSnifferWithMetadata
-	for _, si := range s.sniffer {
-		s := si.protocolSniffer
-		if si.metadataSniffer {
-			continue
-		}
-		result, err := s(c, payload)
+func (s *Sniffer) Sniff(payload []byte) (SniffResult, error) {
+	var pendingSniffer []protocolSniffer
+	for _, s := range s.sniffer {
+		result, err := s(payload)
 		if err == common.ErrNoClue {
-			pendingSniffer = append(pendingSniffer, si)
+			pendingSniffer = append(pendingSniffer, s)
 			continue
 		}
 
@@ -69,55 +51,3 @@ func (s *Sniffer) Sniff(c context.Context, payload []byte) (SniffResult, error)
 
 	return nil, errUnknownContent
 }
-
-func (s *Sniffer) SniffMetadata(c context.Context) (SniffResult, error) {
-	var pendingSniffer []protocolSnifferWithMetadata
-	for _, si := range s.sniffer {
-		s := si.protocolSniffer
-		if !si.metadataSniffer {
-			pendingSniffer = append(pendingSniffer, si)
-			continue
-		}
-		result, err := s(c, nil)
-		if err == common.ErrNoClue {
-			pendingSniffer = append(pendingSniffer, si)
-			continue
-		}
-
-		if err == nil && result != nil {
-			return result, nil
-		}
-	}
-
-	if len(pendingSniffer) > 0 {
-		s.sniffer = pendingSniffer
-		return nil, common.ErrNoClue
-	}
-
-	return nil, errUnknownContent
-}
-
-func CompositeResult(domainResult SniffResult, protocolResult SniffResult) SniffResult {
-	return &compositeResult{domainResult: domainResult, protocolResult: protocolResult}
-}
-
-type compositeResult struct {
-	domainResult   SniffResult
-	protocolResult SniffResult
-}
-
-func (c compositeResult) Protocol() string {
-	return c.protocolResult.Protocol()
-}
-
-func (c compositeResult) Domain() string {
-	return c.domainResult.Domain()
-}
-
-func (c compositeResult) ProtocolForDomainResult() string {
-	return c.domainResult.Protocol()
-}
-
-type SnifferResultComposite interface {
-	ProtocolForDomainResult() string
-}

app/dns/config.proto

@@ -68,6 +68,4 @@ message Config {
 
   // Tag is the inbound tag of DNS client.
   string tag = 6;
-
-  reserved 7;
 }

app/dns/dnscommon.go

@@ -2,7 +2,6 @@ package dns
 
 import (
 	"encoding/binary"
-	"strings"
 	"time"
 
 	"github.com/xtls/xray-core/common"
@@ -14,7 +13,7 @@ import (
 
 // Fqdn normalize domain make sure it ends with '.'
 func Fqdn(domain string) string {
-	if len(domain) > 0 && strings.HasSuffix(domain, ".") {
+	if len(domain) > 0 && domain[len(domain)-1] == '.' {
 		return domain
 	}
 	return domain + "."
@@ -113,7 +112,7 @@ func genEDNS0Options(clientIP net.IP) *dnsmessage.Resource {
 	return opt
 }
 
-func buildReqMsgs(domain string, option dns_feature.IPOption, reqIDGen func() uint16, reqOpts *dnsmessage.Resource) []*dnsRequest {
+func buildReqMsgs(domain string, option IPOption, reqIDGen func() uint16, reqOpts *dnsmessage.Resource) []*dnsRequest {
 	qA := dnsmessage.Question{
 		Name:  dnsmessage.MustNewName(domain),
 		Type:  dnsmessage.TypeA,

app/dns/dnscommon_test.go

@@ -9,7 +9,6 @@ import (
 	"github.com/miekg/dns"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
-	dns_feature "github.com/xtls/xray-core/features/dns"
 	"golang.org/x/net/dns/dnsmessage"
 )
 
@@ -93,7 +92,7 @@ func Test_buildReqMsgs(t *testing.T) {
 	}
 	type args struct {
 		domain  string
-		option  dns_feature.IPOption
+		option  IPOption
 		reqOpts *dnsmessage.Resource
 	}
 	tests := []struct {
@@ -101,26 +100,10 @@ func Test_buildReqMsgs(t *testing.T) {
 		args args
 		want int
 	}{
-		{"dual stack", args{"test.com", dns_feature.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		}, nil}, 2},
-		{"ipv4 only", args{"test.com", dns_feature.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: false,
-		}, nil}, 1},
-		{"ipv6 only", args{"test.com", dns_feature.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
-		}, nil}, 1},
-		{"none/error", args{"test.com", dns_feature.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: false,
-			FakeEnable: false,
-		}, nil}, 0},
+		{"dual stack", args{"test.com", IPOption{true, true}, nil}, 2},
+		{"ipv4 only", args{"test.com", IPOption{true, false}, nil}, 1},
+		{"ipv6 only", args{"test.com", IPOption{false, true}, nil}, 1},
+		{"none/error", args{"test.com", IPOption{false, false}, nil}, 0},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {

app/dns/dohdns.go

@@ -13,7 +13,6 @@ import (
 	"time"
 
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/log"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/net/cnc"
 	"github.com/xtls/xray-core/common/protocol/dns"
@@ -48,57 +47,6 @@ func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, clientIP net.
 	s := baseDOHNameServer(url, "DOH", clientIP)
 
 	s.dispatcher = dispatcher
-	tr := &http.Transport{
-		MaxIdleConns:        30,
-		IdleConnTimeout:     90 * time.Second,
-		TLSHandshakeTimeout: 30 * time.Second,
-		ForceAttemptHTTP2:   true,
-		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
-			dispatcherCtx := context.Background()
-
-			dest, err := net.ParseDestination(network + ":" + addr)
-			if err != nil {
-				return nil, err
-			}
-
-			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,
-				Status: log.AccessAccepted,
-				Reason: "",
-			})
-
-			link, err := s.dispatcher.Dispatch(dispatcherCtx, dest)
-			select {
-			case <-ctx.Done():
-				return nil, ctx.Err()
-			default:
-
-			}
-			if err != nil {
-				return nil, err
-			}
-
-			cc := common.ChainedClosable{}
-			if cw, ok := link.Writer.(common.Closable); ok {
-				cc = append(cc, cw)
-			}
-			if cr, ok := link.Reader.(common.Closable); ok {
-				cc = append(cc, cr)
-			}
-			return cnc.NewConnection(
-				cnc.ConnectionInputMulti(link.Writer),
-				cnc.ConnectionOutputMulti(link.Reader),
-				cnc.ConnectionOnClose(cc),
-			), nil
-		},
-	}
-	s.httpClient = &http.Client{
-		Timeout:   time.Second * 180,
-		Transport: tr,
-	}
 
 	return s, nil
 }
@@ -116,12 +64,6 @@ func NewDoHLocalNameServer(url *url.URL, clientIP net.IP) *DoHNameServer {
 				return nil, err
 			}
 			conn, err := internet.DialSystem(ctx, dest, nil)
-			log.Record(&log.AccessMessage{
-				From:   "DoH",
-				To:     s.dohURL,
-				Status: log.AccessAccepted,
-				Detour: "local",
-			})
 			if err != nil {
 				return nil, err
 			}
@@ -235,7 +177,7 @@ func (s *DoHNameServer) newReqID() uint16 {
 	return uint16(atomic.AddUint32(&s.reqID, 1))
 }
 
-func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, option dns_feature.IPOption) {
+func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, option IPOption) {
 	newError(s.name, " querying: ", domain).AtInfo().WriteToLog(session.ExportIDToError(ctx))
 
 	if s.name+"." == "DOH//"+domain {
@@ -307,6 +249,41 @@ func (s *DoHNameServer) dohHTTPSContext(ctx context.Context, b []byte) ([]byte,
 
 	hc := s.httpClient
 
+	// Dispatched connection will be closed (interrupted) after each request
+	// This makes DOH inefficient without a keep-alived connection
+	// See: core/app/proxyman/outbound/handler.go:113
+	// Using mux (https request wrapped in a stream layer) improves the situation.
+	// Recommend to use NewDoHLocalNameServer (DOHL:) if xray instance is running on
+	//  a normal network eg. the server side of xray
+
+	if s.dispatcher != nil {
+		tr := &http.Transport{
+			MaxIdleConns:        30,
+			IdleConnTimeout:     90 * time.Second,
+			TLSHandshakeTimeout: 30 * time.Second,
+			ForceAttemptHTTP2:   true,
+			DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+				dest, err := net.ParseDestination(network + ":" + addr)
+				if err != nil {
+					return nil, err
+				}
+
+				link, err := s.dispatcher.Dispatch(ctx, dest)
+				if err != nil {
+					return nil, err
+				}
+				return cnc.NewConnection(
+					cnc.ConnectionInputMulti(link.Writer),
+					cnc.ConnectionOutputMulti(link.Reader),
+				), nil
+			},
+		}
+		hc = &http.Client{
+			Timeout:   time.Second * 180,
+			Transport: tr,
+		}
+	}
+
 	resp, err := hc.Do(req.WithContext(ctx))
 	if err != nil {
 		return nil, err
@@ -321,7 +298,7 @@ func (s *DoHNameServer) dohHTTPSContext(ctx context.Context, b []byte) ([]byte,
 	return ioutil.ReadAll(resp.Body)
 }
 
-func (s *DoHNameServer) findIPsForDomain(domain string, option dns_feature.IPOption) ([]net.IP, error) {
+func (s *DoHNameServer) findIPsForDomain(domain string, option IPOption) ([]net.IP, error) {
 	s.RLock()
 	record, found := s.ips[domain]
 	s.RUnlock()
@@ -364,13 +341,12 @@ func (s *DoHNameServer) findIPsForDomain(domain string, option dns_feature.IPOpt
 }
 
 // QueryIP is called from dns.Server->queryIPTimeout
-func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, option dns_feature.IPOption) ([]net.IP, error) { // nolint: dupl
+func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
 
 	ips, err := s.findIPsForDomain(fqdn, option)
 	if err != errRecordNotFound {
 		newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
-		log.Record(&log.DNSLog{s.name, domain, ips, log.DNSCacheHit, 0, err})
 		return ips, err
 	}
 
@@ -401,12 +377,10 @@ func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, option dns_f
 		close(done)
 	}()
 	s.sendQuery(ctx, fqdn, option)
-	start := time.Now()
 
 	for {
 		ips, err := s.findIPsForDomain(fqdn, option)
 		if err != errRecordNotFound {
-			log.Record(&log.DNSLog{s.name, domain, ips, log.DNSQueried, time.Since(start), err})
 			return ips, err
 		}
 

app/dns/fakedns/errors.generated.go

@@ -1,9 +0,0 @@
-package fakedns
-
-import "github.com/xtls/xray-core/common/errors"
-
-type errPathObjHolder struct{}
-
-func newError(values ...interface{}) *errors.Error {
-	return errors.New(values...).WithPathObj(errPathObjHolder{})
-}

app/dns/fakedns/fake.go

@@ -1,134 +0,0 @@
-package fakedns
-
-import (
-	"context"
-	"math"
-	"math/big"
-	gonet "net"
-	"time"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/cache"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-type Holder struct {
-	domainToIP cache.Lru
-	ipRange    *gonet.IPNet
-
-	config *FakeDnsPool
-}
-
-func (*Holder) Type() interface{} {
-	return (*dns.FakeDNSEngine)(nil)
-}
-
-func (fkdns *Holder) Start() error {
-	return fkdns.initializeFromConfig()
-}
-
-func (fkdns *Holder) Close() error {
-	fkdns.domainToIP = nil
-	fkdns.ipRange = nil
-	return nil
-}
-
-func NewFakeDNSHolder() (*Holder, error) {
-	var fkdns *Holder
-	var err error
-
-	if fkdns, err = NewFakeDNSHolderConfigOnly(nil); err != nil {
-		return nil, newError("Unable to create Fake Dns Engine").Base(err).AtError()
-	}
-	err = fkdns.initialize(dns.FakeIPPool, 65535)
-	if err != nil {
-		return nil, err
-	}
-	return fkdns, nil
-}
-
-func NewFakeDNSHolderConfigOnly(conf *FakeDnsPool) (*Holder, error) {
-	return &Holder{nil, nil, conf}, nil
-}
-
-func (fkdns *Holder) initializeFromConfig() error {
-	return fkdns.initialize(fkdns.config.IpPool, int(fkdns.config.LruSize))
-}
-
-func (fkdns *Holder) initialize(ipPoolCidr string, lruSize int) error {
-	var ipRange *gonet.IPNet
-	var err error
-
-	if _, ipRange, err = gonet.ParseCIDR(ipPoolCidr); err != nil {
-		return newError("Unable to parse CIDR for Fake DNS IP assignment").Base(err).AtError()
-	}
-
-	ones, bits := ipRange.Mask.Size()
-	rooms := bits - ones
-	if math.Log2(float64(lruSize)) >= float64(rooms) {
-		return newError("LRU size is bigger than subnet size").AtError()
-	}
-	fkdns.domainToIP = cache.NewLru(lruSize)
-	fkdns.ipRange = ipRange
-	return nil
-}
-
-// GetFakeIPForDomain check and generate a fake IP for a domain name
-func (fkdns *Holder) GetFakeIPForDomain(domain string) []net.Address {
-	if v, ok := fkdns.domainToIP.Get(domain); ok {
-		return []net.Address{v.(net.Address)}
-	}
-	var currentTimeMillis = uint64(time.Now().UnixNano() / 1e6)
-	ones, bits := fkdns.ipRange.Mask.Size()
-	rooms := bits - ones
-	if rooms < 64 {
-		currentTimeMillis %= (uint64(1) << rooms)
-	}
-	var bigIntIP = big.NewInt(0).SetBytes(fkdns.ipRange.IP)
-	bigIntIP = bigIntIP.Add(bigIntIP, new(big.Int).SetUint64(currentTimeMillis))
-	var ip net.Address
-	for {
-		ip = net.IPAddress(bigIntIP.Bytes())
-
-		// if we run for a long time, we may go back to beginning and start seeing the IP in use
-		if _, ok := fkdns.domainToIP.PeekKeyFromValue(ip); !ok {
-			break
-		}
-
-		bigIntIP = bigIntIP.Add(bigIntIP, big.NewInt(1))
-		if !fkdns.ipRange.Contains(bigIntIP.Bytes()) {
-			bigIntIP = big.NewInt(0).SetBytes(fkdns.ipRange.IP)
-		}
-	}
-	fkdns.domainToIP.Put(domain, ip)
-	return []net.Address{ip}
-}
-
-// GetDomainFromFakeDNS check if an IP is a fake IP and have corresponding domain name
-func (fkdns *Holder) GetDomainFromFakeDNS(ip net.Address) string {
-	if !ip.Family().IsIP() || !fkdns.ipRange.Contains(ip.IP()) {
-		return ""
-	}
-	if k, ok := fkdns.domainToIP.GetKeyFromValue(ip); ok {
-		return k.(string)
-	}
-	newError("A fake ip request to ", ip, ", however there is no matching domain name in fake DNS").AtInfo().WriteToLog()
-	return ""
-}
-
-// GetFakeIPRange return fake IP range from configuration
-func (fkdns *Holder) GetFakeIPRange() *gonet.IPNet {
-	return fkdns.ipRange
-}
-
-func init() {
-	common.Must(common.RegisterConfig((*FakeDnsPool)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
-		var f *Holder
-		var err error
-		if f, err = NewFakeDNSHolderConfigOnly(config.(*FakeDnsPool)); err != nil {
-			return nil, err
-		}
-		return f, nil
-	}))
-}

app/dns/fakedns/fakedns.go

@@ -1,3 +0,0 @@
-package fakedns
-
-//go:generate go run github.com/xtls/xray-core/common/errors/errorgen

app/dns/fakedns/fakedns.pb.go

@@ -1,164 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.13.0
-// source: app/dns/fakedns/fakedns.proto
-
-package fakedns
-
-import (
-	proto "github.com/golang/protobuf/proto"
-	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
-	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
-	reflect "reflect"
-	sync "sync"
-)
-
-const (
-	// Verify that this generated code is sufficiently up-to-date.
-	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
-	// Verify that runtime/protoimpl is sufficiently up-to-date.
-	_ = 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 FakeDnsPool struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	IpPool  string `protobuf:"bytes,1,opt,name=ip_pool,json=ipPool,proto3" json:"ip_pool,omitempty"` //CIDR of IP pool used as fake DNS IP
-	LruSize int64  `protobuf:"varint,2,opt,name=lruSize,proto3" json:"lruSize,omitempty"`            //Size of Pool for remembering relationship between domain name and IP address
-}
-
-func (x *FakeDnsPool) Reset() {
-	*x = FakeDnsPool{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_app_dns_fakedns_fakedns_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *FakeDnsPool) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*FakeDnsPool) ProtoMessage() {}
-
-func (x *FakeDnsPool) ProtoReflect() protoreflect.Message {
-	mi := &file_app_dns_fakedns_fakedns_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use FakeDnsPool.ProtoReflect.Descriptor instead.
-func (*FakeDnsPool) Descriptor() ([]byte, []int) {
-	return file_app_dns_fakedns_fakedns_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *FakeDnsPool) GetIpPool() string {
-	if x != nil {
-		return x.IpPool
-	}
-	return ""
-}
-
-func (x *FakeDnsPool) GetLruSize() int64 {
-	if x != nil {
-		return x.LruSize
-	}
-	return 0
-}
-
-var File_app_dns_fakedns_fakedns_proto protoreflect.FileDescriptor
-
-var file_app_dns_fakedns_fakedns_proto_rawDesc = []byte{
-	0x0a, 0x1d, 0x61, 0x70, 0x70, 0x2f, 0x64, 0x6e, 0x73, 0x2f, 0x66, 0x61, 0x6b, 0x65, 0x64, 0x6e,
-	0x73, 0x2f, 0x66, 0x61, 0x6b, 0x65, 0x64, 0x6e, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
-	0x1a, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x2e, 0x61, 0x70, 0x70, 0x2e,
-	0x64, 0x6e, 0x73, 0x2e, 0x66, 0x61, 0x6b, 0x65, 0x64, 0x6e, 0x73, 0x22, 0x40, 0x0a, 0x0b, 0x46,
-	0x61, 0x6b, 0x65, 0x44, 0x6e, 0x73, 0x50, 0x6f, 0x6f, 0x6c, 0x12, 0x17, 0x0a, 0x07, 0x69, 0x70,
-	0x5f, 0x70, 0x6f, 0x6f, 0x6c, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x69, 0x70, 0x50,
-	0x6f, 0x6f, 0x6c, 0x12, 0x18, 0x0a, 0x07, 0x6c, 0x72, 0x75, 0x53, 0x69, 0x7a, 0x65, 0x18, 0x02,
-	0x20, 0x01, 0x28, 0x03, 0x52, 0x07, 0x6c, 0x72, 0x75, 0x53, 0x69, 0x7a, 0x65, 0x42, 0x5f, 0x0a,
-	0x1e, 0x63, 0x6f, 0x6d, 0x2e, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x2e,
-	0x61, 0x70, 0x70, 0x2e, 0x64, 0x6e, 0x73, 0x2e, 0x66, 0x61, 0x6b, 0x65, 0x64, 0x6e, 0x73, 0x50,
-	0x01, 0x5a, 0x1e, 0x76, 0x32, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x6f, 0x72,
-	0x65, 0x2f, 0x61, 0x70, 0x70, 0x2f, 0x64, 0x6e, 0x73, 0x2f, 0x66, 0x61, 0x6b, 0x65, 0x64, 0x6e,
-	0x73, 0xaa, 0x02, 0x1a, 0x56, 0x32, 0x52, 0x61, 0x79, 0x2e, 0x43, 0x6f, 0x72, 0x65, 0x2e, 0x41,
-	0x70, 0x70, 0x2e, 0x44, 0x6e, 0x73, 0x2e, 0x46, 0x61, 0x6b, 0x65, 0x64, 0x6e, 0x73, 0x62, 0x06,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
-}
-
-var (
-	file_app_dns_fakedns_fakedns_proto_rawDescOnce sync.Once
-	file_app_dns_fakedns_fakedns_proto_rawDescData = file_app_dns_fakedns_fakedns_proto_rawDesc
-)
-
-func file_app_dns_fakedns_fakedns_proto_rawDescGZIP() []byte {
-	file_app_dns_fakedns_fakedns_proto_rawDescOnce.Do(func() {
-		file_app_dns_fakedns_fakedns_proto_rawDescData = protoimpl.X.CompressGZIP(file_app_dns_fakedns_fakedns_proto_rawDescData)
-	})
-	return file_app_dns_fakedns_fakedns_proto_rawDescData
-}
-
-var file_app_dns_fakedns_fakedns_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
-var file_app_dns_fakedns_fakedns_proto_goTypes = []interface{}{
-	(*FakeDnsPool)(nil), // 0: xray.app.dns.fakedns.FakeDnsPool
-}
-var file_app_dns_fakedns_fakedns_proto_depIdxs = []int32{
-	0, // [0:0] is the sub-list for method output_type
-	0, // [0:0] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
-}
-
-func init() { file_app_dns_fakedns_fakedns_proto_init() }
-func file_app_dns_fakedns_fakedns_proto_init() {
-	if File_app_dns_fakedns_fakedns_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_app_dns_fakedns_fakedns_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FakeDnsPool); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_app_dns_fakedns_fakedns_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   1,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_app_dns_fakedns_fakedns_proto_goTypes,
-		DependencyIndexes: file_app_dns_fakedns_fakedns_proto_depIdxs,
-		MessageInfos:      file_app_dns_fakedns_fakedns_proto_msgTypes,
-	}.Build()
-	File_app_dns_fakedns_fakedns_proto = out.File
-	file_app_dns_fakedns_fakedns_proto_rawDesc = nil
-	file_app_dns_fakedns_fakedns_proto_goTypes = nil
-	file_app_dns_fakedns_fakedns_proto_depIdxs = nil
-}

app/dns/fakedns/fakedns.proto

@@ -1,12 +0,0 @@
-syntax = "proto3";
-
-package xray.app.dns.fakedns;
-option csharp_namespace = "Xray.App.Dns.Fakedns";
-option go_package = "github.com/xtls/xray-core/app/dns/fakedns";
-option java_package = "com.xray.app.dns.fakedns";
-option java_multiple_files = true;
-
-message FakeDnsPool{
-  string ip_pool = 1; //CIDR of IP pool used as fake DNS IP
-  int64  lruSize = 2; //Size of Pool for remembering relationship between domain name and IP address
-}

app/dns/fakedns/fakedns_test.go

@@ -1,105 +0,0 @@
-package fakedns
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/uuid"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-var (
-	ipPrefix = "198.18."
-)
-
-func TestNewFakeDnsHolder(_ *testing.T) {
-	_, err := NewFakeDNSHolder()
-	common.Must(err)
-}
-
-func TestFakeDnsHolderCreateMapping(t *testing.T) {
-	fkdns, err := NewFakeDNSHolder()
-	common.Must(err)
-
-	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	assert.Equal(t, ipPrefix, addr[0].IP().String()[0:len(ipPrefix)])
-}
-
-func TestFakeDnsHolderCreateMappingMany(t *testing.T) {
-	fkdns, err := NewFakeDNSHolder()
-	common.Must(err)
-
-	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	assert.Equal(t, ipPrefix, addr[0].IP().String()[0:len(ipPrefix)])
-
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
-	assert.Equal(t, ipPrefix, addr2[0].IP().String()[0:len(ipPrefix)])
-	assert.NotEqual(t, addr[0].IP().String(), addr2[0].IP().String())
-}
-
-func TestFakeDnsHolderCreateMappingManyAndResolve(t *testing.T) {
-	fkdns, err := NewFakeDNSHolder()
-	common.Must(err)
-
-	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
-
-	{
-		result := fkdns.GetDomainFromFakeDNS(addr[0])
-		assert.Equal(t, "fakednstest.example.com", result)
-	}
-
-	{
-		result := fkdns.GetDomainFromFakeDNS(addr2[0])
-		assert.Equal(t, "fakednstest2.example.com", result)
-	}
-}
-
-func TestFakeDnsHolderCreateMappingManySingleDomain(t *testing.T) {
-	fkdns, err := NewFakeDNSHolder()
-	common.Must(err)
-
-	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	assert.Equal(t, addr[0].IP().String(), addr2[0].IP().String())
-}
-
-func TestFakeDnsHolderCreateMappingAndRollOver(t *testing.T) {
-	fkdns, err := NewFakeDNSHolderConfigOnly(&FakeDnsPool{
-		IpPool:  dns.FakeIPPool,
-		LruSize: 256,
-	})
-	common.Must(err)
-
-	err = fkdns.Start()
-
-	common.Must(err)
-
-	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
-
-	for i := 0; i <= 8192; i++ {
-		{
-			result := fkdns.GetDomainFromFakeDNS(addr[0])
-			assert.Equal(t, "fakednstest.example.com", result)
-		}
-
-		{
-			result := fkdns.GetDomainFromFakeDNS(addr2[0])
-			assert.Equal(t, "fakednstest2.example.com", result)
-		}
-
-		{
-			uuid := uuid.New()
-			domain := uuid.String() + ".fakednstest.example.com"
-			tempAddr := fkdns.GetFakeIPForDomain(domain)
-			rsaddr := tempAddr[0].IP().String()
-
-			result := fkdns.GetDomainFromFakeDNS(net.ParseAddress(rsaddr))
-			assert.Equal(t, domain, result)
-		}
-	}
-}

app/dns/hosts.go

@@ -5,7 +5,6 @@ import (
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/strmatcher"
 	"github.com/xtls/xray-core/features"
-	"github.com/xtls/xray-core/features/dns"
 )
 
 // StaticHosts represents static domain-ip mapping in DNS server.
@@ -93,7 +92,7 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
 	return sh, nil
 }
 
-func filterIP(ips []net.Address, option dns.IPOption) []net.Address {
+func filterIP(ips []net.Address, option IPOption) []net.Address {
 	filtered := make([]net.Address, 0, len(ips))
 	for _, ip := range ips {
 		if (ip.Family().IsIPv4() && option.IPv4Enable) || (ip.Family().IsIPv6() && option.IPv6Enable) {
@@ -107,7 +106,7 @@ func filterIP(ips []net.Address, option dns.IPOption) []net.Address {
 }
 
 // LookupIP returns IP address for the given domain, if exists in this StaticHosts.
-func (h *StaticHosts) LookupIP(domain string, option dns.IPOption) []net.Address {
+func (h *StaticHosts) LookupIP(domain string, option IPOption) []net.Address {
 	indices := h.matchers.Match(domain)
 	if len(indices) == 0 {
 		return nil

app/dns/hosts_test.go

@@ -8,7 +8,6 @@ import (
 	. "github.com/xtls/xray-core/app/dns"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/dns"
 )
 
 func TestStaticHosts(t *testing.T) {
@@ -40,7 +39,7 @@ func TestStaticHosts(t *testing.T) {
 	common.Must(err)
 
 	{
-		ips := hosts.LookupIP("example.com", dns.IPOption{
+		ips := hosts.LookupIP("example.com", IPOption{
 			IPv4Enable: true,
 			IPv6Enable: true,
 		})
@@ -53,7 +52,7 @@ func TestStaticHosts(t *testing.T) {
 	}
 
 	{
-		ips := hosts.LookupIP("www.example.cn", dns.IPOption{
+		ips := hosts.LookupIP("www.example.cn", IPOption{
 			IPv4Enable: true,
 			IPv6Enable: true,
 		})
@@ -66,7 +65,7 @@ func TestStaticHosts(t *testing.T) {
 	}
 
 	{
-		ips := hosts.LookupIP("baidu.com", dns.IPOption{
+		ips := hosts.LookupIP("baidu.com", IPOption{
 			IPv4Enable: false,
 			IPv6Enable: true,
 		})

app/dns/nameserver.go

@@ -4,26 +4,39 @@ import (
 	"context"
 
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/dns"
 	"github.com/xtls/xray-core/features/dns/localdns"
 )
 
+// IPOption is an object for IP query options.
+type IPOption struct {
+	IPv4Enable bool
+	IPv6Enable bool
+}
+
 // Client is the interface for DNS client.
 type Client interface {
 	// Name of the Client.
 	Name() string
 
 	// QueryIP sends IP queries to its configured server.
-	QueryIP(ctx context.Context, domain string, option dns.IPOption) ([]net.IP, error)
+	QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error)
 }
 
 type LocalNameServer struct {
 	client *localdns.Client
 }
 
-func (s *LocalNameServer) QueryIP(_ context.Context, domain string, option dns.IPOption) ([]net.IP, error) {
-	if option.IPv4Enable || option.IPv6Enable {
-		return s.client.LookupIP(domain, option)
+func (s *LocalNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
+	if option.IPv4Enable && option.IPv6Enable {
+		return s.client.LookupIP(domain)
+	}
+
+	if option.IPv4Enable {
+		return s.client.LookupIPv4(domain)
+	}
+
+	if option.IPv6Enable {
+		return s.client.LookupIPv6(domain)
 	}
 
 	return nil, newError("neither IPv4 nor IPv6 is enabled")

app/dns/nameserver_fakedns.go

@@ -1,41 +0,0 @@
-package dns
-
-import (
-	"context"
-
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/core"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-type FakeDNSServer struct {
-	fakeDNSEngine dns.FakeDNSEngine
-}
-
-func NewFakeDNSServer() *FakeDNSServer {
-	return &FakeDNSServer{}
-}
-
-func (FakeDNSServer) Name() string {
-	return "FakeDNS"
-}
-
-func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ dns.IPOption) ([]net.IP, error) {
-	if f.fakeDNSEngine == nil {
-		if err := core.RequireFeatures(ctx, func(fd dns.FakeDNSEngine) {
-			f.fakeDNSEngine = fd
-		}); err != nil {
-			return nil, newError("Unable to locate a fake DNS Engine").Base(err).AtError()
-		}
-	}
-	ips := f.fakeDNSEngine.GetFakeIPForDomain(domain)
-
-	netIP := toNetIP(ips)
-	if netIP == nil {
-		return nil, newError("Unable to convert IP to net ip").AtError()
-	}
-
-	newError(f.Name(), " got answer: ", domain, " -> ", ips).AtInfo().WriteToLog()
-
-	return netIP, nil
-}

app/dns/nameserver_test.go

@@ -7,16 +7,14 @@ import (
 
 	. "github.com/xtls/xray-core/app/dns"
 	"github.com/xtls/xray-core/common"
-	dns_feature "github.com/xtls/xray-core/features/dns"
 )
 
 func TestLocalNameServer(t *testing.T) {
 	s := NewLocalNameServer()
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
-	ips, err := s.QueryIP(ctx, "google.com", dns_feature.IPOption{
+	ips, err := s.QueryIP(ctx, "google.com", IPOption{
 		IPv4Enable: true,
 		IPv6Enable: true,
-		FakeEnable: false,
 	})
 	cancel()
 	common.Must(err)

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.
@@ -30,8 +29,7 @@ type Server struct {
 	sync.Mutex
 	hosts         *StaticHosts
 	clientIP      net.IP
-	clients       []Client // clientIdx -> Client
-	ctx           context.Context
+	clients       []Client             // clientIdx -> Client
 	ipIndexMap    []*MultiGeoIPMatcher // clientIdx -> *MultiGeoIPMatcher
 	domainRules   [][]string           // clientIdx -> domainRuleIdx -> DomainRule
 	domainMatcher strmatcher.IndexMatcher
@@ -76,7 +74,6 @@ func generateRandomTag() string {
 func New(ctx context.Context, config *Config) (*Server, error) {
 	server := &Server{
 		clients: make([]Client, 0, len(config.NameServers)+len(config.NameServer)),
-		ctx:     ctx,
 		tag:     config.Tag,
 	}
 	if server.tag == "" {
@@ -146,9 +143,6 @@ func New(ctx context.Context, config *Config) (*Server, error) {
 				server.clients[idx] = c
 			}))
 
-		case address.Family().IsDomain() && address.Domain() == "fakedns":
-			server.clients = append(server.clients, NewFakeDNSServer())
-
 		default:
 			// UDP classic DNS mode
 			dest := endpoint.AsDestination()
@@ -300,14 +294,13 @@ func (s *Server) Match(idx int, client Client, domain string, ips []net.IP) ([]n
 	return newIps, nil
 }
 
-func (s *Server) queryIPTimeout(idx int, client Client, domain string, option dns.IPOption) ([]net.IP, error) {
-	ctx, cancel := context.WithTimeout(s.ctx, time.Second*4)
+func (s *Server) queryIPTimeout(idx int, client Client, domain string, option IPOption) ([]net.IP, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*4)
 	if len(s.tag) > 0 {
 		ctx = session.ContextWithInbound(ctx, &session.Inbound{
 			Tag: s.tag,
 		})
 	}
-	ctx = internet.ContextWithLookupDomain(ctx, domain)
 	ips, err := client.QueryIP(ctx, domain, option)
 	cancel()
 
@@ -319,7 +312,31 @@ func (s *Server) queryIPTimeout(idx int, client Client, domain string, option dn
 	return ips, err
 }
 
-func (s *Server) lookupStatic(domain string, option dns.IPOption, depth int32) []net.Address {
+// LookupIP implements dns.Client.
+func (s *Server) LookupIP(domain string) ([]net.IP, error) {
+	return s.lookupIPInternal(domain, IPOption{
+		IPv4Enable: true,
+		IPv6Enable: true,
+	})
+}
+
+// LookupIPv4 implements dns.IPv4Lookup.
+func (s *Server) LookupIPv4(domain string) ([]net.IP, error) {
+	return s.lookupIPInternal(domain, IPOption{
+		IPv4Enable: true,
+		IPv6Enable: false,
+	})
+}
+
+// LookupIPv6 implements dns.IPv6Lookup.
+func (s *Server) LookupIPv6(domain string) ([]net.IP, error) {
+	return s.lookupIPInternal(domain, IPOption{
+		IPv4Enable: false,
+		IPv6Enable: true,
+	})
+}
+
+func (s *Server) lookupStatic(domain string, option IPOption, depth int32) []net.Address {
 	ips := s.hosts.LookupIP(domain, option)
 	if ips == nil {
 		return nil
@@ -343,14 +360,14 @@ func toNetIP(ips []net.Address) []net.IP {
 	return netips
 }
 
-// LookupIP implements dns.Client.
-func (s *Server) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
+func (s *Server) lookupIPInternal(domain string, option 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, ".") {
+	if domain[len(domain)-1] == '.' {
 		domain = domain[:len(domain)-1]
 	}
 
@@ -387,10 +404,6 @@ func (s *Server) LookupIP(domain string, option dns.IPOption) ([]net.IP, error)
 		for _, idx := range indices {
 			clientIdx := int(s.matcherInfos[idx].clientIdx)
 			matchedClient = s.clients[clientIdx]
-			if !option.FakeEnable && strings.EqualFold(matchedClient.Name(), "FakeDNS") {
-				newError("skip DNS resolution for domain ", domain, " at server ", matchedClient.Name()).AtDebug().WriteToLog()
-				continue
-			}
 			ips, err := s.queryIPTimeout(clientIdx, matchedClient, domain, option)
 			if len(ips) > 0 {
 				return ips, nil
@@ -410,10 +423,7 @@ func (s *Server) LookupIP(domain string, option dns.IPOption) ([]net.IP, error)
 			newError("domain ", domain, " at server ", client.Name(), " idx:", idx, " already lookup failed, just ignore").AtDebug().WriteToLog()
 			continue
 		}
-		if !option.FakeEnable && strings.EqualFold(client.Name(), "FakeDNS") {
-			newError("skip DNS resolution for domain ", domain, " at server ", client.Name()).AtDebug().WriteToLog()
-			continue
-		}
+
 		ips, err := s.queryIPTimeout(idx, client, domain, option)
 		if len(ips) > 0 {
 			return ips, nil

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)
 		}
 	}
@@ -154,11 +154,7 @@ func TestUDPServerSubnet(t *testing.T) {
 
 	client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
 
-	ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-		FakeEnable: false,
-	})
+	ips, err := client.LookupIP("google.com")
 	if err != nil {
 		t.Fatal("unexpected error: ", err)
 	}
@@ -213,11 +209,7 @@ func TestUDPServer(t *testing.T) {
 	client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
 
 	{
-		ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -228,11 +220,7 @@ func TestUDPServer(t *testing.T) {
 	}
 
 	{
-		ips, err := client.LookupIP("facebook.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("facebook.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -243,11 +231,7 @@ func TestUDPServer(t *testing.T) {
 	}
 
 	{
-		_, err := client.LookupIP("notexist.google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		_, err := client.LookupIP("notexist.google.com")
 		if err == nil {
 			t.Fatal("nil error")
 		}
@@ -257,11 +241,8 @@ func TestUDPServer(t *testing.T) {
 	}
 
 	{
-		ips, err := client.LookupIP("ipv4only.google.com", feature_dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		clientv6 := client.(feature_dns.IPv6Lookup)
+		ips, err := clientv6.LookupIPv6("ipv4only.google.com")
 		if err != feature_dns.ErrEmptyResponse {
 			t.Fatal("error: ", err)
 		}
@@ -273,11 +254,7 @@ func TestUDPServer(t *testing.T) {
 	dnsServer.Shutdown()
 
 	{
-		ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -354,11 +331,7 @@ func TestPrioritizedDomain(t *testing.T) {
 	startTime := time.Now()
 
 	{
-		ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -417,12 +390,10 @@ func TestUDPServerIPv6(t *testing.T) {
 	common.Must(err)
 
 	client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
+	client6 := client.(feature_dns.IPv6Lookup)
+
 	{
-		ips, err := client.LookupIP("ipv6.google.com", feature_dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client6.LookupIPv6("ipv6.google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -485,11 +456,7 @@ func TestStaticHostDomain(t *testing.T) {
 	client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
 
 	{
-		ips, err := client.LookupIP("example.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("example.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -596,11 +563,7 @@ func TestIPMatch(t *testing.T) {
 	startTime := time.Now()
 
 	{
-		ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -719,11 +682,7 @@ func TestLocalDomain(t *testing.T) {
 	startTime := time.Now()
 
 	{ // Will match dotless:
-		ips, err := client.LookupIP("hostname", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("hostname")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -734,11 +693,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match domain:local
-		ips, err := client.LookupIP("hostname.local", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("hostname.local")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -749,11 +704,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match static ip
-		ips, err := client.LookupIP("hostnamestatic", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("hostnamestatic")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -764,11 +715,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match domain replacing
-		ips, err := client.LookupIP("hostnamealias", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("hostnamealias")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -779,11 +726,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match dotless:localhost, but not expectIPs: 127.0.0.2, 127.0.0.3, then matches at dotless:
-		ips, err := client.LookupIP("localhost", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("localhost")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -794,11 +737,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match dotless:localhost, and expectIPs: 127.0.0.2, 127.0.0.3
-		ips, err := client.LookupIP("localhost-a", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("localhost-a")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -809,11 +748,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match dotless:localhost, and expectIPs: 127.0.0.2, 127.0.0.3
-		ips, err := client.LookupIP("localhost-b", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("localhost-b")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -824,11 +759,7 @@ func TestLocalDomain(t *testing.T) {
 	}
 
 	{ // Will match dotless:
-		ips, err := client.LookupIP("Mijia Cloud", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("Mijia Cloud")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -990,11 +921,7 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 	startTime := time.Now()
 
 	{ // Will match server 1,2 and server 1 returns expected ip
-		ips, err := client.LookupIP("google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -1005,11 +932,8 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 	}
 
 	{ // Will match server 1,2 and server 1 returns unexpected ip, then server 2 returns expected one
-		ips, err := client.LookupIP("ipv6.google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: false,
-		})
+		clientv4 := client.(feature_dns.IPv4Lookup)
+		ips, err := clientv4.LookupIPv4("ipv6.google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -1020,11 +944,7 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 	}
 
 	{ // Will match server 3,1,2 and server 3 returns expected one
-		ips, err := client.LookupIP("api.google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("api.google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}
@@ -1035,11 +955,7 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 	}
 
 	{ // Will match server 4,3,1,2 and server 4 returns expected one
-		ips, err := client.LookupIP("v2.api.google.com", feature_dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := client.LookupIP("v2.api.google.com")
 		if err != nil {
 			t.Fatal("unexpected error: ", err)
 		}

app/dns/udpns.go

@@ -2,14 +2,12 @@ package dns
 
 import (
 	"context"
-	"github.com/xtls/xray-core/transport/internet"
 	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
 
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/log"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/protocol/dns"
 	udp_proto "github.com/xtls/xray-core/common/protocol/udp"
@@ -54,7 +52,7 @@ func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher
 		Execute:  s.Cleanup,
 	}
 	s.udpServer = udp.NewDispatcher(dispatcher, s.HandleResponse)
-	newError("DNS: created UDP client initialized for ", address.NetAddr()).AtInfo().WriteToLog()
+	newError("DNS: created udp client inited for ", address.NetAddr()).AtInfo().WriteToLog()
 	return s
 }
 
@@ -180,7 +178,7 @@ func (s *ClassicNameServer) addPendingRequest(req *dnsRequest) {
 	s.requests[id] = *req
 }
 
-func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, option dns_feature.IPOption) {
+func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, option IPOption) {
 	newError(s.name, " querying DNS for: ", domain).AtDebug().WriteToLog(session.ExportIDToError(ctx))
 
 	reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(s.clientIP))
@@ -192,21 +190,14 @@ 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",
 		})
-		udpCtx = log.ContextWithAccessMessage(udpCtx, &log.AccessMessage{
-			From:   "DNS",
-			To:     s.address,
-			Status: log.AccessAccepted,
-			Reason: "",
-		})
 		s.udpServer.Dispatch(udpCtx, s.address, b)
 	}
 }
 
-func (s *ClassicNameServer) findIPsForDomain(domain string, option dns_feature.IPOption) ([]net.IP, error) {
+func (s *ClassicNameServer) findIPsForDomain(domain string, option IPOption) ([]net.IP, error) {
 	s.RLock()
 	record, found := s.ips[domain]
 	s.RUnlock()
@@ -244,14 +235,12 @@ func (s *ClassicNameServer) findIPsForDomain(domain string, option dns_feature.I
 	return nil, dns_feature.ErrEmptyResponse
 }
 
-// QueryIP implements Server.
-func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, option dns_feature.IPOption) ([]net.IP, error) {
+func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
 
 	ips, err := s.findIPsForDomain(fqdn, option)
 	if err != errRecordNotFound {
 		newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
-		log.Record(&log.DNSLog{s.name, domain, ips, log.DNSCacheHit, 0, err})
 		return ips, err
 	}
 
@@ -282,12 +271,10 @@ func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, option d
 		close(done)
 	}()
 	s.sendQuery(ctx, fqdn, option)
-	start := time.Now()
 
 	for {
 		ips, err := s.findIPsForDomain(fqdn, option)
 		if err != errRecordNotFound {
-			log.Record(&log.DNSLog{s.name, domain, ips, log.DNSQueried, time.Since(start), err})
 			return ips, err
 		}
 

app/log/config.pb.go

@@ -88,7 +88,6 @@ type Config struct {
 	ErrorLogPath  string       `protobuf:"bytes,3,opt,name=error_log_path,json=errorLogPath,proto3" json:"error_log_path,omitempty"`
 	AccessLogType LogType      `protobuf:"varint,4,opt,name=access_log_type,json=accessLogType,proto3,enum=xray.app.log.LogType" json:"access_log_type,omitempty"`
 	AccessLogPath string       `protobuf:"bytes,5,opt,name=access_log_path,json=accessLogPath,proto3" json:"access_log_path,omitempty"`
-	EnableDnsLog  bool         `protobuf:"varint,6,opt,name=enable_dns_log,json=enableDnsLog,proto3" json:"enable_dns_log,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -158,20 +157,13 @@ func (x *Config) GetAccessLogPath() string {
 	return ""
 }
 
-func (x *Config) GetEnableDnsLog() bool {
-	if x != nil {
-		return x.EnableDnsLog
-	}
-	return false
-}
-
 var File_app_log_config_proto protoreflect.FileDescriptor
 
 var file_app_log_config_proto_rawDesc = []byte{
 	0x0a, 0x14, 0x61, 0x70, 0x70, 0x2f, 0x6c, 0x6f, 0x67, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67,
 	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70,
 	0x2e, 0x6c, 0x6f, 0x67, 0x1a, 0x14, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6c, 0x6f, 0x67,
-	0x2f, 0x6c, 0x6f, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xbb, 0x02, 0x0a, 0x06, 0x43,
+	0x2f, 0x6c, 0x6f, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x95, 0x02, 0x0a, 0x06, 0x43,
 	0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x3b, 0x0a, 0x0e, 0x65, 0x72, 0x72, 0x6f, 0x72, 0x5f, 0x6c,
 	0x6f, 0x67, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x15, 0x2e,
 	0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x6c, 0x6f, 0x67, 0x2e, 0x4c, 0x6f, 0x67,
@@ -189,17 +181,15 @@ var file_app_log_config_proto_rawDesc = []byte{
 	0x65, 0x73, 0x73, 0x4c, 0x6f, 0x67, 0x54, 0x79, 0x70, 0x65, 0x12, 0x26, 0x0a, 0x0f, 0x61, 0x63,
 	0x63, 0x65, 0x73, 0x73, 0x5f, 0x6c, 0x6f, 0x67, 0x5f, 0x70, 0x61, 0x74, 0x68, 0x18, 0x05, 0x20,
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-	0x79, 0x70, 0x65, 0x12, 0x08, 0x0a, 0x04, 0x4e, 0x6f, 0x6e, 0x65, 0x10, 0x00, 0x12, 0x0b, 0x0a,
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-	0x6c, 0x65, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x10, 0x03, 0x42,
-	0x46, 0x0a, 0x10, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e,
-	0x6c, 0x6f, 0x67, 0x50, 0x01, 0x5a, 0x21, 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,
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-	0x41, 0x70, 0x70, 0x2e, 0x4c, 0x6f, 0x67, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x74, 0x68, 0x2a, 0x35, 0x0a, 0x07, 0x4c, 0x6f, 0x67, 0x54, 0x79, 0x70, 0x65, 0x12, 0x08, 0x0a,
+	0x04, 0x4e, 0x6f, 0x6e, 0x65, 0x10, 0x00, 0x12, 0x0b, 0x0a, 0x07, 0x43, 0x6f, 0x6e, 0x73, 0x6f,
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+	0x0a, 0x05, 0x45, 0x76, 0x65, 0x6e, 0x74, 0x10, 0x03, 0x42, 0x46, 0x0a, 0x10, 0x63, 0x6f, 0x6d,
+	0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x6c, 0x6f, 0x67, 0x50, 0x01, 0x5a,
+	0x21, 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, 0x6c,
+	0x6f, 0x67, 0xaa, 0x02, 0x0c, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x41, 0x70, 0x70, 0x2e, 0x4c, 0x6f,
+	0x67, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

app/log/config.proto

@@ -22,5 +22,4 @@ message Config {
 
   LogType access_log_type = 4;
   string access_log_path = 5;
-  bool enable_dns_log = 6;
 }

app/log/log.go

@@ -17,7 +17,6 @@ type Instance struct {
 	accessLogger log.Handler
 	errorLogger  log.Handler
 	active       bool
-	dns          bool
 }
 
 // New creates a new log.Instance based on the given config.
@@ -25,7 +24,6 @@ func New(ctx context.Context, config *Config) (*Instance, error) {
 	g := &Instance{
 		config: config,
 		active: false,
-		dns:    config.EnableDnsLog,
 	}
 	log.RegisterHandler(g)
 
@@ -105,10 +103,6 @@ func (g *Instance) Handle(msg log.Message) {
 		if g.accessLogger != nil {
 			g.accessLogger.Handle(msg)
 		}
-	case *log.DNSLog:
-		if g.dns && g.accessLogger != nil {
-			g.accessLogger.Handle(msg)
-		}
 	case *log.GeneralMessage:
 		if g.errorLogger != nil && msg.Severity <= g.config.ErrorLogLevel {
 			g.errorLogger.Handle(msg)

app/proxyman/config.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.25.0
-// 	protoc        (unknown)
+// 	protoc        v3.14.0
 // source: app/proxyman/config.proto
 
 package proxyman
@@ -239,12 +239,9 @@ type SniffingConfig struct {
 	// Whether or not to enable content sniffing on an inbound connection.
 	Enabled bool `protobuf:"varint,1,opt,name=enabled,proto3" json:"enabled,omitempty"`
 	// Override target destination if sniff'ed protocol is in the given list.
-	// Supported values are "http", "tls", "fakedns".
+	// Supported values are "http", "tls".
 	DestinationOverride []string `protobuf:"bytes,2,rep,name=destination_override,json=destinationOverride,proto3" json:"destination_override,omitempty"`
 	DomainsExcluded     []string `protobuf:"bytes,3,rep,name=domains_excluded,json=domainsExcluded,proto3" json:"domains_excluded,omitempty"`
-	// Whether should only try to sniff metadata without waiting for client input.
-	// Can be used to support SMTP like protocol where server send the first message.
-	MetadataOnly bool `protobuf:"varint,4,opt,name=metadata_only,json=metadataOnly,proto3" json:"metadata_only,omitempty"`
 }
 
 func (x *SniffingConfig) Reset() {
@@ -300,13 +297,6 @@ func (x *SniffingConfig) GetDomainsExcluded() []string {
 	return nil
 }
 
-func (x *SniffingConfig) GetMetadataOnly() bool {
-	if x != nil {
-		return x.MetadataOnly
-	}
-	return false
-}
-
 type ReceiverConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -774,7 +764,7 @@ var file_app_proxyman_config_proto_rawDesc = []byte{
 	0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x2c, 0x0a, 0x04, 0x54, 0x79, 0x70, 0x65, 0x12,
 	0x0a, 0x0a, 0x06, 0x41, 0x6c, 0x77, 0x61, 0x79, 0x73, 0x10, 0x00, 0x12, 0x0a, 0x0a, 0x06, 0x52,
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+	0x6e, 0x61, 0x6c, 0x10, 0x02, 0x22, 0x88, 0x01, 0x0a, 0x0e, 0x53, 0x6e, 0x69, 0x66, 0x66, 0x69,
 	0x6e, 0x67, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x18, 0x0a, 0x07, 0x65, 0x6e, 0x61, 0x62,
 	0x6c, 0x65, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x07, 0x65, 0x6e, 0x61, 0x62, 0x6c,
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@@ -783,88 +773,86 @@ var file_app_proxyman_config_proto_rawDesc = []byte{
 	0x72, 0x72, 0x69, 0x64, 0x65, 0x12, 0x29, 0x0a, 0x10, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x73,
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+	0x78, 0x79, 0x6d, 0x61, 0x6e, 0xaa, 0x02, 0x11, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x41, 0x70, 0x70,
+	0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79, 0x6d, 0x61, 0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f,
+	0x33,
 }
 
 var (

app/proxyman/config.proto

@@ -54,13 +54,9 @@ message SniffingConfig {
   bool enabled = 1;
 
   // Override target destination if sniff'ed protocol is in the given list.
-  // Supported values are "http", "tls", "fakedns".
+  // Supported values are "http", "tls".
   repeated string destination_override = 2;
   repeated string domains_excluded = 3;
-  
-  // Whether should only try to sniff metadata without waiting for client input.
-  // Can be used to support SMTP like protocol where server send the first message.
-  bool metadata_only = 4;
 }
 
 message ReceiverConfig {

app/proxyman/inbound/always.go

@@ -133,7 +133,6 @@ func NewAlwaysOnInboundHandler(ctx context.Context, tag string, receiverConfig *
 					address:         address,
 					port:            net.Port(port),
 					dispatcher:      h.mux,
-					sniffingConfig:  receiverConfig.GetEffectiveSniffingSettings(),
 					uplinkCounter:   uplinkCounter,
 					downlinkCounter: downlinkCounter,
 					stream:          mss,

app/proxyman/inbound/dynamic.go

@@ -153,7 +153,6 @@ func (h *DynamicInboundHandler) refresh() error {
 				address:         address,
 				port:            port,
 				dispatcher:      h.mux,
-				sniffingConfig:  h.receiverConfig.GetEffectiveSniffingSettings(),
 				uplinkCounter:   uplinkCounter,
 				downlinkCounter: downlinkCounter,
 				stream:          h.streamSettings,

app/proxyman/inbound/worker.go

@@ -98,7 +98,6 @@ func (w *tcpWorker) callback(conn internet.Connection) {
 		content.SniffingRequest.Enabled = w.sniffingConfig.Enabled
 		content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride
 		content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded
-		content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly
 	}
 	ctx = session.ContextWithContent(ctx, content)
 
@@ -236,7 +235,6 @@ type udpWorker struct {
 	tag             string
 	stream          *internet.MemoryStreamConfig
 	dispatcher      routing.Dispatcher
-	sniffingConfig  *proxyman.SniffingConfig
 	uplinkCounter   stats.Counter
 	downlinkCounter stats.Counter
 
@@ -299,7 +297,7 @@ func (w *udpWorker) callback(b *buf.Buffer, source net.Destination, originalDest
 		common.Must(w.checker.Start())
 
 		go func() {
-			ctx := w.ctx
+			ctx := context.Background()
 			sid := session.NewID()
 			ctx = session.ContextWithID(ctx, sid)
 
@@ -313,13 +311,6 @@ func (w *udpWorker) callback(b *buf.Buffer, source net.Destination, originalDest
 				Gateway: net.UDPDestination(w.address, w.port),
 				Tag:     w.tag,
 			})
-			content := new(session.Content)
-			if w.sniffingConfig != nil {
-				content.SniffingRequest.Enabled = w.sniffingConfig.Enabled
-				content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride
-				content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly
-			}
-			ctx = session.ContextWithContent(ctx, content)
 			if err := w.proxy.Process(ctx, net.Network_UDP, conn, w.dispatcher); err != nil {
 				newError("connection ends").Base(err).WriteToLog(session.ExportIDToError(ctx))
 			}
@@ -460,7 +451,6 @@ func (w *dsWorker) callback(conn internet.Connection) {
 		content.SniffingRequest.Enabled = w.sniffingConfig.Enabled
 		content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride
 		content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded
-		content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly
 	}
 	ctx = session.ContextWithContent(ctx, content)
 

app/router/condition.go

@@ -66,24 +66,6 @@ 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 {
@@ -100,7 +82,7 @@ func NewDomainMatcher(domains []*Domain) (*DomainMatcher, error) {
 }
 
 func (m *DomainMatcher) ApplyDomain(domain string) bool {
-	return len(m.matchers.Match(strings.ToLower(domain))) > 0
+	return len(m.matchers.Match(domain)) > 0
 }
 
 // Apply implements Condition.
@@ -109,7 +91,7 @@ func (m *DomainMatcher) Apply(ctx routing.Context) bool {
 	if len(domain) == 0 {
 		return false
 	}
-	return m.ApplyDomain(domain)
+	return m.ApplyDomain(strings.ToLower(domain))
 }
 
 type MultiGeoIPMatcher struct {

app/router/condition_test.go

@@ -359,9 +359,6 @@ 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
@@ -390,96 +387,9 @@ func TestChinaSites(t *testing.T) {
 	}
 
 	for _, testCase := range testCases {
-		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)
+		r := matcher.ApplyDomain(testCase.Domain)
+		if r != testCase.Output {
+			t.Error("expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r)
 		}
 	}
 }

app/router/config.go

@@ -67,24 +67,11 @@ 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)
+		matcher, err := NewDomainMatcher(rr.Domain)
+		if err != nil {
+			return nil, newError("failed to build domain condition").Base(err)
 		}
-
+		conds.Add(matcher)
 	}
 
 	if len(rr.UserEmail) > 0 {

app/router/config.pb.go

@@ -1,12 +1,13 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.26.0
-// 	protoc        v3.15.8
+// 	protoc-gen-go v1.25.0
+// 	protoc        v3.14.0
 // 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"
@@ -21,6 +22,10 @@ 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
 
@@ -510,7 +515,6 @@ 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() {
@@ -668,13 +672,6 @@ func (x *RoutingRule) GetAttributes() string {
 	return ""
 }
 
-func (x *RoutingRule) GetDomainMatcher() string {
-	if x != nil {
-		return x.DomainMatcher
-	}
-	return ""
-}
-
 type isRoutingRule_TargetTag interface {
 	isRoutingRule_TargetTag()
 }
@@ -949,7 +946,7 @@ var file_app_router_config_proto_rawDesc = []byte{
 	0x74, 0x12, 0x2e, 0x0a, 0x05, 0x65, 0x6e, 0x74, 0x72, 0x79, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b,
 	0x32, 0x18, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x72, 0x6f, 0x75, 0x74,
 	0x65, 0x72, 0x2e, 0x47, 0x65, 0x6f, 0x53, 0x69, 0x74, 0x65, 0x52, 0x05, 0x65, 0x6e, 0x74, 0x72,
-	0x79, 0x22, 0xb5, 0x06, 0x0a, 0x0b, 0x52, 0x6f, 0x75, 0x74, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c,
+	0x79, 0x22, 0x8e, 0x06, 0x0a, 0x0b, 0x52, 0x6f, 0x75, 0x74, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c,
 	0x65, 0x12, 0x12, 0x0a, 0x03, 0x74, 0x61, 0x67, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x48, 0x00,
 	0x52, 0x03, 0x74, 0x61, 0x67, 0x12, 0x25, 0x0a, 0x0d, 0x62, 0x61, 0x6c, 0x61, 0x6e, 0x63, 0x69,
 	0x6e, 0x67, 0x5f, 0x74, 0x61, 0x67, 0x18, 0x0c, 0x20, 0x01, 0x28, 0x09, 0x48, 0x00, 0x52, 0x0c,
@@ -997,38 +994,36 @@ var file_app_router_config_proto_rawDesc = []byte{
 	0x6f, 0x63, 0x6f, 0x6c, 0x18, 0x09, 0x20, 0x03, 0x28, 0x09, 0x52, 0x08, 0x70, 0x72, 0x6f, 0x74,
 	0x6f, 0x63, 0x6f, 0x6c, 0x12, 0x1e, 0x0a, 0x0a, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74,
 	0x65, 0x73, 0x18, 0x0f, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0a, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62,
-	0x75, 0x74, 0x65, 0x73, 0x12, 0x25, 0x0a, 0x0e, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x5f, 0x6d,
-	0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x18, 0x11, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0d, 0x64, 0x6f,
-	0x6d, 0x61, 0x69, 0x6e, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x42, 0x0c, 0x0a, 0x0a, 0x74,
-	0x61, 0x72, 0x67, 0x65, 0x74, 0x5f, 0x74, 0x61, 0x67, 0x22, 0x4e, 0x0a, 0x0d, 0x42, 0x61, 0x6c,
-	0x61, 0x6e, 0x63, 0x69, 0x6e, 0x67, 0x52, 0x75, 0x6c, 0x65, 0x12, 0x10, 0x0a, 0x03, 0x74, 0x61,
-	0x67, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x74, 0x61, 0x67, 0x12, 0x2b, 0x0a, 0x11,
-	0x6f, 0x75, 0x74, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x5f, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x6f,
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+	0x72, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

app/router/config.proto

@@ -119,8 +119,6 @@ message RoutingRule {
   repeated string protocol = 9;
 
   string attributes = 15;
-
-  string domain_matcher = 17;
 }
 
 message BalancingRule {

app/router/router_test.go

@@ -9,7 +9,6 @@ import (
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/session"
-	"github.com/xtls/xray-core/features/dns"
 	"github.com/xtls/xray-core/features/outbound"
 	routing_session "github.com/xtls/xray-core/features/routing/session"
 	"github.com/xtls/xray-core/testing/mocks"
@@ -116,11 +115,7 @@ func TestIPOnDemand(t *testing.T) {
 	defer mockCtl.Finish()
 
 	mockDNS := mocks.NewDNSClient(mockCtl)
-	mockDNS.EXPECT().LookupIP(gomock.Eq("example.com"), dns.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-		FakeEnable: false,
-	}).Return([]net.IP{{192, 168, 0, 1}}, nil).AnyTimes()
+	mockDNS.EXPECT().LookupIP(gomock.Eq("example.com")).Return([]net.IP{{192, 168, 0, 1}}, nil).AnyTimes()
 
 	r := new(Router)
 	common.Must(r.Init(config, mockDNS, nil))
@@ -155,11 +150,7 @@ func TestIPIfNonMatchDomain(t *testing.T) {
 	defer mockCtl.Finish()
 
 	mockDNS := mocks.NewDNSClient(mockCtl)
-	mockDNS.EXPECT().LookupIP(gomock.Eq("example.com"), dns.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-		FakeEnable: false,
-	}).Return([]net.IP{{192, 168, 0, 1}}, nil).AnyTimes()
+	mockDNS.EXPECT().LookupIP(gomock.Eq("example.com")).Return([]net.IP{{192, 168, 0, 1}}, nil).AnyTimes()
 
 	r := new(Router)
 	common.Must(r.Init(config, mockDNS, nil))

common/buf/buffer.go

@@ -31,22 +31,6 @@ func New() *Buffer {
 	}
 }
 
-func NewExisted(b []byte) *Buffer {
-	if cap(b) < Size {
-		panic("Invalid buffer")
-	}
-
-	oLen := len(b)
-	if oLen < Size {
-		b = b[:Size]
-	}
-
-	return &Buffer{
-		v:   b,
-		end: int32(oLen),
-	}
-}
-
 // StackNew creates a new Buffer object on stack.
 // This method is for buffers that is released in the same function.
 func StackNew() Buffer {

common/cache/lru.go

@@ -1,85 +0,0 @@
-package cache
-
-import (
-	"container/list"
-	sync "sync"
-)
-
-// Lru simple, fast lru cache implementation
-type Lru interface {
-	Get(key interface{}) (value interface{}, ok bool)
-	GetKeyFromValue(value interface{}) (key interface{}, ok bool)
-	PeekKeyFromValue(value interface{}) (key interface{}, ok bool) // Peek means check but NOT bring to top
-	Put(key, value interface{})
-}
-
-type lru struct {
-	capacity         int
-	doubleLinkedlist *list.List
-	keyToElement     *sync.Map
-	valueToElement   *sync.Map
-	mu               *sync.Mutex
-}
-
-type lruElement struct {
-	key   interface{}
-	value interface{}
-}
-
-// NewLru init a lru cache
-func NewLru(cap int) Lru {
-	return lru{
-		capacity:         cap,
-		doubleLinkedlist: list.New(),
-		keyToElement:     new(sync.Map),
-		valueToElement:   new(sync.Map),
-		mu:               new(sync.Mutex),
-	}
-}
-
-func (l lru) Get(key interface{}) (value interface{}, ok bool) {
-	if v, ok := l.keyToElement.Load(key); ok {
-		element := v.(*list.Element)
-		l.doubleLinkedlist.MoveBefore(element, l.doubleLinkedlist.Front())
-		return element.Value.(lruElement).value, true
-	}
-	return nil, false
-}
-
-func (l lru) GetKeyFromValue(value interface{}) (key interface{}, ok bool) {
-	if k, ok := l.valueToElement.Load(value); ok {
-		element := k.(*list.Element)
-		l.doubleLinkedlist.MoveBefore(element, l.doubleLinkedlist.Front())
-		return element.Value.(lruElement).key, true
-	}
-	return nil, false
-}
-
-func (l lru) PeekKeyFromValue(value interface{}) (key interface{}, ok bool) {
-	if k, ok := l.valueToElement.Load(value); ok {
-		element := k.(*list.Element)
-		return element.Value.(lruElement).key, true
-	}
-	return nil, false
-}
-
-func (l lru) Put(key, value interface{}) {
-	e := lruElement{key, value}
-	if v, ok := l.keyToElement.Load(key); ok {
-		element := v.(*list.Element)
-		element.Value = e
-		l.doubleLinkedlist.MoveBefore(element, l.doubleLinkedlist.Front())
-	} else {
-		l.mu.Lock()
-		element := l.doubleLinkedlist.PushFront(e)
-		l.keyToElement.Store(key, element)
-		l.valueToElement.Store(value, element)
-		if l.doubleLinkedlist.Len() > l.capacity {
-			toBeRemove := l.doubleLinkedlist.Back()
-			l.doubleLinkedlist.Remove(toBeRemove)
-			l.keyToElement.Delete(toBeRemove.Value.(lruElement).key)
-			l.valueToElement.Delete(toBeRemove.Value.(lruElement).value)
-		}
-		l.mu.Unlock()
-	}
-}

common/cache/lru_test.go

@@ -1,86 +0,0 @@
-package cache_test
-
-import (
-	"testing"
-
-	. "github.com/xtls/xray-core/common/cache"
-)
-
-func TestLruReplaceValue(t *testing.T) {
-	lru := NewLru(2)
-	lru.Put(2, 6)
-	lru.Put(1, 5)
-	lru.Put(1, 2)
-	v, _ := lru.Get(1)
-	if v != 2 {
-		t.Error("should get 2", v)
-	}
-	v, _ = lru.Get(2)
-	if v != 6 {
-		t.Error("should get 6", v)
-	}
-}
-
-func TestLruRemoveOld(t *testing.T) {
-	lru := NewLru(2)
-	v, ok := lru.Get(2)
-	if ok {
-		t.Error("should get nil", v)
-	}
-	lru.Put(1, 1)
-	lru.Put(2, 2)
-	v, _ = lru.Get(1)
-	if v != 1 {
-		t.Error("should get 1", v)
-	}
-	lru.Put(3, 3)
-	v, ok = lru.Get(2)
-	if ok {
-		t.Error("should get nil", v)
-	}
-	lru.Put(4, 4)
-	v, ok = lru.Get(1)
-	if ok {
-		t.Error("should get nil", v)
-	}
-	v, _ = lru.Get(3)
-	if v != 3 {
-		t.Error("should get 3", v)
-	}
-	v, _ = lru.Get(4)
-	if v != 4 {
-		t.Error("should get 4", v)
-	}
-}
-
-func TestGetKeyFromValue(t *testing.T) {
-	lru := NewLru(2)
-	lru.Put(3, 3)
-	lru.Put(2, 2)
-	lru.GetKeyFromValue(3)
-	lru.Put(1, 1)
-	v, ok := lru.GetKeyFromValue(2)
-	if ok {
-		t.Error("should get nil", v)
-	}
-	v, _ = lru.GetKeyFromValue(3)
-	if v != 3 {
-		t.Error("should get 3", v)
-	}
-}
-
-func TestPeekKeyFromValue(t *testing.T) {
-	lru := NewLru(2)
-	lru.Put(3, 3)
-	lru.Put(2, 2)
-	lru.PeekKeyFromValue(3)
-	lru.Put(1, 1)
-	v, ok := lru.PeekKeyFromValue(3)
-	if ok {
-		t.Error("should get nil", v)
-	}
-	v, _ = lru.PeekKeyFromValue(2)
-	if v != 2 {
-		t.Error("should get 2", v)
-	}
-}

common/errors/errors.go

@@ -40,8 +40,10 @@ func (err *Error) pkgPath() string {
 		return ""
 	}
 	path := reflect.TypeOf(err.pathObj).PkgPath()
-	if len(path) >= trim {
-		return path[trim:]
+	for i := 0; i < len(path); i++ {
+		if path[i] == '/' {
+			return path[trim:]
+		}
 	}
 	return path
 }

common/log/dns.go

@@ -1,59 +0,0 @@
-package log
-
-import (
-	"net"
-	"strings"
-	"time"
-)
-
-type DNSLog struct {
-	Server  string
-	Domain  string
-	Result  []net.IP
-	Status  dnsStatus
-	Elapsed time.Duration
-	Error   error
-}
-
-func (l *DNSLog) String() string {
-	builder := &strings.Builder{}
-
-	// Server got answer: domain -> [ip1, ip2] 23ms
-	builder.WriteString(l.Server)
-	builder.WriteString(" ")
-	builder.WriteString(string(l.Status))
-	builder.WriteString(" ")
-	builder.WriteString(l.Domain)
-	builder.WriteString(" -> [")
-	builder.WriteString(joinNetIP(l.Result))
-	builder.WriteString("]")
-
-	if l.Elapsed > 0 {
-		builder.WriteString(" ")
-		builder.WriteString(l.Elapsed.String())
-	}
-	if l.Error != nil {
-		builder.WriteString(" <")
-		builder.WriteString(l.Error.Error())
-		builder.WriteString(">")
-	}
-	return builder.String()
-}
-
-type dnsStatus string
-
-var (
-	DNSQueried  = dnsStatus("got answer:")
-	DNSCacheHit = dnsStatus("cache HIT:")
-)
-
-func joinNetIP(ips []net.IP) string {
-	if len(ips) == 0 {
-		return ""
-	}
-	sips := make([]string, 0, len(ips))
-	for _, ip := range ips {
-		sips = append(sips, ip.String())
-	}
-	return strings.Join(sips, ", ")
-}

common/protocol/tls/sniff.go

@@ -102,7 +102,7 @@ func ReadClientHello(data []byte, h *SniffHeader) error {
 					return errNotClientHello
 				}
 				if nameType == 0 {
-					serverName := string(d[:nameLen])
+					serverName := strings.ToLower(string(d[:nameLen]))
 					// An SNI value may not include a
 					// trailing dot. See
 					// https://tools.ietf.org/html/rfc6066#section-3.

common/session/session.go

@@ -63,7 +63,6 @@ type SniffingRequest struct {
 	ExcludeForDomain               []string
 	OverrideDestinationForProtocol []string
 	Enabled                        bool
-	MetadataOnly                   bool
 }
 
 // Content is the metadata of the connection content.

common/strmatcher/ac_automaton_matcher.go

@@ -1,243 +0,0 @@
-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
-}

common/strmatcher/benchmark_test.go

@@ -8,19 +8,6 @@ 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)
 

common/strmatcher/mph_matcher.go

@@ -1,301 +0,0 @@
-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
-}

common/strmatcher/strmatcher.go

@@ -27,7 +27,6 @@ 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

common/strmatcher/strmatcher_test.go

@@ -91,172 +91,3 @@ 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)
-			}
-		}
-	}
-}

core/config.go

@@ -80,25 +80,14 @@ 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 {
-			var f string
-
-			if formatName == "auto" {
-				if file != "stdin:" {
-					f = getFormat(file)
-				} else {
-					f = "json"
-				}
-			} else {
+			f := getFormat(file)
+			if f == "" {
 				f = formatName
 			}
-
-			if f == "" {
-				return nil, newError("Failed to get format of ", file).AtWarning()
-			}
-
 			if f == "protobuf" {
 				hasProtobuf = true
 			}

core/config.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.6
+// 	protoc        v3.14.0
 // source: core/config.proto
 
 package core
@@ -9,7 +9,7 @@ package core
 import (
 	proto "github.com/golang/protobuf/proto"
 	serial "github.com/xtls/xray-core/common/serial"
-	global "github.com/xtls/xray-core/transport/global"
+	transport "github.com/xtls/xray-core/transport"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -48,7 +48,7 @@ type Config struct {
 	// config. Date to remove: 2020-01-13
 	//
 	// Deprecated: Do not use.
-	Transport *global.Config `protobuf:"bytes,5,opt,name=transport,proto3" json:"transport,omitempty"`
+	Transport *transport.Config `protobuf:"bytes,5,opt,name=transport,proto3" json:"transport,omitempty"`
 	// Configuration for extensions. The config may not work if corresponding
 	// extension is not loaded into Xray. Xray will ignore such config during
 	// initialization.
@@ -109,7 +109,7 @@ func (x *Config) GetApp() []*serial.TypedMessage {
 }
 
 // Deprecated: Do not use.
-func (x *Config) GetTransport() *global.Config {
+func (x *Config) GetTransport() *transport.Config {
 	if x != nil {
 		return x.Transport
 	}
@@ -283,60 +283,59 @@ var file_core_config_proto_rawDesc = []byte{
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+	0x2e, 0x43, 0x6f, 0x72, 0x65, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -357,7 +356,7 @@ var file_core_config_proto_goTypes = []interface{}{
 	(*InboundHandlerConfig)(nil),  // 1: xray.core.InboundHandlerConfig
 	(*OutboundHandlerConfig)(nil), // 2: xray.core.OutboundHandlerConfig
 	(*serial.TypedMessage)(nil),   // 3: xray.common.serial.TypedMessage
-	(*global.Config)(nil),         // 4: xray.transport.Config
+	(*transport.Config)(nil),      // 4: xray.transport.Config
 }
 var file_core_config_proto_depIdxs = []int32{
 	1, // 0: xray.core.Config.inbound:type_name -> xray.core.InboundHandlerConfig

core/config.proto

@@ -7,7 +7,7 @@ option java_package = "com.xray.core";
 option java_multiple_files = true;
 
 import "common/serial/typed_message.proto";
-import "transport/global/config.proto";
+import "transport/config.proto";
 
 // Config is the master config of Xray. Xray takes this config as input and
 // functions accordingly.

core/core.go

@@ -18,7 +18,7 @@ import (
 )
 
 var (
-	version  = "1.4.2"
+	version  = "1.3.1"
 	build    = "Custom"
 	codename = "Xray, Penetrates Everything."
 	intro    = "A unified platform for anti-censorship."

core/xray.go

@@ -16,7 +16,6 @@ import (
 	"github.com/xtls/xray-core/features/policy"
 	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/features/stats"
-	"github.com/xtls/xray-core/transport/internet"
 )
 
 // Server is an instance of Xray. At any time, there must be at most one Server instance running.
@@ -224,14 +223,6 @@ func initInstanceWithConfig(config *Config, server *Instance) (bool, error) {
 		}
 	}
 
-	internet.InitSystemDialer(
-		server.GetFeature(dns.ClientType()).(dns.Client),
-		func() outbound.Manager {
-			obm, _ := server.GetFeature(outbound.ManagerType()).(outbound.Manager)
-			return obm
-		}(),
-	)
-
 	if server.featureResolutions != nil {
 		return true, newError("not all dependency are resolved.")
 	}

features/dns/client.go

@@ -7,13 +7,6 @@ import (
 	"github.com/xtls/xray-core/features"
 )
 
-// IPOption is an object for IP query options.
-type IPOption struct {
-	IPv4Enable bool
-	IPv6Enable bool
-	FakeEnable bool
-}
-
 // Client is a Xray feature for querying DNS information.
 //
 // xray:api:stable
@@ -21,7 +14,21 @@ type Client interface {
 	features.Feature
 
 	// LookupIP returns IP address for the given domain. IPs may contain IPv4 and/or IPv6 addresses.
-	LookupIP(domain string, option IPOption) ([]net.IP, error)
+	LookupIP(domain string) ([]net.IP, error)
+}
+
+// IPv4Lookup is an optional feature for querying IPv4 addresses only.
+//
+// xray:api:beta
+type IPv4Lookup interface {
+	LookupIPv4(domain string) ([]net.IP, error)
+}
+
+// IPv6Lookup is an optional feature for querying IPv6 addresses only.
+//
+// xray:api:beta
+type IPv6Lookup interface {
+	LookupIPv6(domain string) ([]net.IP, error)
 }
 
 // ClientType returns the type of Client interface. Can be used for implementing common.HasType.

features/dns/fakedns.go

@@ -1,17 +0,0 @@
-package dns
-
-import (
-	gonet "net"
-
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features"
-)
-
-type FakeDNSEngine interface {
-	features.Feature
-	GetFakeIPForDomain(domain string) []net.Address
-	GetDomainFromFakeDNS(ip net.Address) string
-	GetFakeIPRange() *gonet.IPNet
-}
-
-var FakeIPPool = "198.18.0.0/16"

features/dns/localdns/client.go

@@ -20,41 +20,58 @@ func (*Client) Start() error { return nil }
 func (*Client) Close() error { return nil }
 
 // LookupIP implements Client.
-func (*Client) LookupIP(host string, option dns.IPOption) ([]net.IP, error) {
+func (*Client) LookupIP(host string) ([]net.IP, error) {
 	ips, err := net.LookupIP(host)
 	if err != nil {
 		return nil, err
 	}
 	parsedIPs := make([]net.IP, 0, len(ips))
-	ipv4 := make([]net.IP, 0, len(ips))
-	ipv6 := make([]net.IP, 0, len(ips))
 	for _, ip := range ips {
 		parsed := net.IPAddress(ip)
 		if parsed != nil {
 			parsedIPs = append(parsedIPs, parsed.IP())
 		}
+	}
+	if len(parsedIPs) == 0 {
+		return nil, dns.ErrEmptyResponse
+	}
+	return parsedIPs, nil
+}
+
+// LookupIPv4 implements IPv4Lookup.
+func (c *Client) LookupIPv4(host string) ([]net.IP, error) {
+	ips, err := c.LookupIP(host)
+	if err != nil {
+		return nil, err
+	}
+	ipv4 := make([]net.IP, 0, len(ips))
+	for _, ip := range ips {
 		if len(ip) == net.IPv4len {
 			ipv4 = append(ipv4, ip)
 		}
+	}
+	if len(ipv4) == 0 {
+		return nil, dns.ErrEmptyResponse
+	}
+	return ipv4, nil
+}
+
+// LookupIPv6 implements IPv6Lookup.
+func (c *Client) LookupIPv6(host string) ([]net.IP, error) {
+	ips, err := c.LookupIP(host)
+	if err != nil {
+		return nil, err
+	}
+	ipv6 := make([]net.IP, 0, len(ips))
+	for _, ip := range ips {
 		if len(ip) == net.IPv6len {
 			ipv6 = append(ipv6, ip)
 		}
 	}
-	switch {
-	case option.IPv4Enable && option.IPv6Enable:
-		if len(parsedIPs) > 0 {
-			return parsedIPs, nil
-		}
-	case option.IPv4Enable:
-		if len(ipv4) > 0 {
-			return ipv4, nil
-		}
-	case option.IPv6Enable:
-		if len(ipv6) > 0 {
-			return ipv6, nil
-		}
+	if len(ipv6) == 0 {
+		return nil, dns.ErrEmptyResponse
 	}
-	return nil, dns.ErrEmptyResponse
+	return ipv6, nil
 }
 
 // New create a new dns.Client that queries localhost for DNS.

features/dns/localdns/errors.generated.go

@@ -1,9 +0,0 @@
-package localdns
-
-import "github.com/xtls/xray-core/common/errors"
-
-type errPathObjHolder struct{}
-
-func newError(values ...interface{}) *errors.Error {
-	return errors.New(values...).WithPathObj(errPathObjHolder{})
-}

features/routing/dns/context.go

@@ -26,11 +26,7 @@ func (ctx *ResolvableContext) GetTargetIPs() []net.IP {
 	}
 
 	if domain := ctx.GetTargetDomain(); len(domain) != 0 {
-		ips, err := ctx.dnsClient.LookupIP(domain, dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		})
+		ips, err := ctx.dnsClient.LookupIP(domain)
 		if err == nil {
 			ctx.resolvedIPs = ips
 			return ips

go.mod

@@ -5,23 +5,22 @@ go 1.16
 require (
 	github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32
 	github.com/golang/mock v1.5.0
-	github.com/golang/protobuf v1.5.2
-	github.com/google/go-cmp v0.5.5
+	github.com/golang/protobuf v1.4.3
+	github.com/google/go-cmp v0.5.4
 	github.com/gorilla/websocket v1.4.2
-	github.com/lucas-clemente/quic-go v0.20.0
-	github.com/miekg/dns v1.1.41
+	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/refraction-networking/utls v0.0.0-20201210053706-2179f286686b
+	github.com/pires/go-proxyproto v0.4.2
 	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 v0.0.0-20210322153248-0c34fe9e7dc2
-	golang.org/x/net v0.0.0-20210330230544-e57232859fb2
+	go.starlark.net v0.0.0-20210223155950-e043a3d3c984
+	golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83
+	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44
-	google.golang.org/grpc v1.36.1
-	google.golang.org/protobuf v1.26.0
+	golang.org/x/sys v0.0.0-20210301091718-77cc2087c03b
+	google.golang.org/grpc v1.36.0
+	google.golang.org/protobuf v1.25.0
 	h12.io/socks v1.0.2
 )

go.sum

@@ -43,9 +43,12 @@ github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aev
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
+github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
+github.com/golang/groupcache v0.0.0-20191027212112-611e8accdfc9/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:tluoj9z5200jBnyusfRPU2LqT6J+DAorxEvtC7LHB+E=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
 github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
+github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
 github.com/golang/mock v1.4.4/go.mod h1:l3mdAwkq5BuhzHwde/uurv3sEJeZMXNpwsxVWU71h+4=
 github.com/golang/mock v1.5.0 h1:jlYHihg//f7RRwuPfptm04yp4s7O6Kw8EZiVYIGcH0g=
 github.com/golang/mock v1.5.0/go.mod h1:CWnOUgYIOo4TcNZ0wHX3YZCqsaM1I1Jvs6v3mP3KVu8=
@@ -59,9 +62,8 @@ github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:W
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
 github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
-github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
-github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
+github.com/golang/protobuf v1.4.3 h1:JjCZWpVbqXDqFVmTfYWEVTMIYrL/NPdPSCHPJ0T/raM=
+github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
@@ -69,8 +71,8 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.4 h1:L8R9j+yAqZuZjsqh/z+F1NCffTKKLShY6zXTItVIZ8M=
+github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
@@ -96,19 +98,19 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/pty v1.1.3/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/lucas-clemente/quic-go v0.20.0 h1:FSU3YN5VnLafHR27Ejs1r1CYMS7XMyIVDzRewkDLNBw=
-github.com/lucas-clemente/quic-go v0.20.0/go.mod h1:fZq/HUDIM+mW6X6wtzORjC0E/WDBMKe5Hf9bgjISwLk=
+github.com/lucas-clemente/quic-go v0.19.3 h1:eCDQqvGBB+kCTkA0XrAFtNe81FMa0/fn4QSoeAbmiF4=
+github.com/lucas-clemente/quic-go v0.19.3/go.mod h1:ADXpNbTQjq1hIzCpB+y/k5iz4n4z4IwqoLb94Kh5Hu8=
 github.com/lunixbochs/vtclean v1.0.0/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm/+2c2E2WMI=
 github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/marten-seemann/qpack v0.2.1/go.mod h1:F7Gl5L1jIgN1D11ucXefiuJS9UMVP2opoCp2jDKb7wc=
-github.com/marten-seemann/qtls-go1-15 v0.1.4 h1:RehYMOyRW8hPVEja1KBVsFVNSm35Jj9Mvs5yNoZZ28A=
-github.com/marten-seemann/qtls-go1-15 v0.1.4/go.mod h1:GyFwywLKkRt+6mfU99csTEY1joMZz5vmB1WNZH3P81I=
-github.com/marten-seemann/qtls-go1-16 v0.1.3 h1:XEZ1xGorVy9u+lJq+WXNE+hiqRYLNvJGYmwfwKQN2gU=
-github.com/marten-seemann/qtls-go1-16 v0.1.3/go.mod h1:gNpI2Ol+lRS3WwSOtIUUtRwZEQMXjYK+dQSBFbethAk=
+github.com/marten-seemann/qtls v0.10.0 h1:ECsuYUKalRL240rRD4Ri33ISb7kAQ3qGDlrrl55b2pc=
+github.com/marten-seemann/qtls v0.10.0/go.mod h1:UvMd1oaYDACI99/oZUYLzMCkBXQVT0aGm99sJhbT8hs=
+github.com/marten-seemann/qtls-go1-15 v0.1.1 h1:LIH6K34bPVttyXnUWixk0bzH6/N07VxbSabxn5A5gZQ=
+github.com/marten-seemann/qtls-go1-15 v0.1.1/go.mod h1:GyFwywLKkRt+6mfU99csTEY1joMZz5vmB1WNZH3P81I=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00vh2OMYv+xgHpAMF4=
-github.com/miekg/dns v1.1.41 h1:WMszZWJG0XmzbK9FEmzH2TVcqYzFesusSIB41b8KHxY=
-github.com/miekg/dns v1.1.41/go.mod h1:p6aan82bvRIyn+zDIv9xYNUpwa73JcSh9BKwknJysuI=
+github.com/miekg/dns v1.1.40 h1:pyyPFfGMnciYUk/mXpKkVmeMQjfXqt3FAJ2hy7tPiLA=
+github.com/miekg/dns v1.1.40/go.mod h1:KNUDUusw/aVsxyTYZM1oqvCicbwhgbNgztCETuNZ7xM=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
 github.com/neelance/astrewrite v0.0.0-20160511093645-99348263ae86/go.mod h1:kHJEU3ofeGjhHklVoIGuVj85JJwZ6kWPaJwCIxgnFmo=
@@ -127,8 +129,8 @@ github.com/pelletier/go-toml v1.8.1 h1:1Nf83orprkJyknT6h7zbuEGUEjcyVlCxSUGTENmNC
 github.com/pelletier/go-toml v1.8.1/go.mod h1:T2/BmBdy8dvIRq1a/8aqjN41wvWlN4lrapLU/GW4pbc=
 github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2 h1:JhzVVoYvbOACxoUmOs6V/G4D5nPVUW73rKvXxP4XUJc=
 github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2/go.mod h1:iIss55rKnNBTvrwdmkUpLnDpZoAHvWaiq5+iMmen4AE=
-github.com/pires/go-proxyproto v0.5.0 h1:A4Jv4ZCaV3AFJeGh5mGwkz4iuWUYMlQ7IoO/GTuSuLo=
-github.com/pires/go-proxyproto v0.5.0/go.mod h1:Odh9VFOZJCf9G8cLW5o435Xf1J95Jw9Gw5rnCjcwzAY=
+github.com/pires/go-proxyproto v0.4.2 h1:VRAvsUCTrmiahoU5fqQqkbY0GWcJ1Q0F7b7CkFaipSU=
+github.com/pires/go-proxyproto v0.4.2/go.mod h1:Odh9VFOZJCf9G8cLW5o435Xf1J95Jw9Gw5rnCjcwzAY=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
@@ -137,8 +139,6 @@ github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro=
 github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
-github.com/refraction-networking/utls v0.0.0-20201210053706-2179f286686b h1:lzo71oHzQEz0fKMSjR0BpVzuh2hOHvJTxnN3Rnikmtg=
-github.com/refraction-networking/utls v0.0.0-20201210053706-2179f286686b/go.mod h1:tz9gX959MEFfFN5whTIocCLUG57WiILqtdVxI8c6Wj0=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
 github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c h1:pqy40B3MQWYrza7YZXOXgl0Nf0QGFqrOC0BKae1UNAA=
 github.com/seiflotfy/cuckoofilter v0.0.0-20201222105146-bc6005554a0c/go.mod h1:bR6DqgcAl1zTcOX8/pE2Qkj9XO00eCNqmKb7lXP8EAg=
@@ -169,6 +169,7 @@ github.com/sourcegraph/annotate v0.0.0-20160123013949-f4cad6c6324d/go.mod h1:Udh
 github.com/sourcegraph/syntaxhighlight v0.0.0-20170531221838-bd320f5d308e/go.mod h1:HuIsMU8RRBOtsCgI77wP899iHVBQpCmg4ErYMZB+2IA=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
@@ -179,8 +180,9 @@ github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMI
 github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499 h1:QHESTXtfgc1ABV+ArlbPVqUx9Ht5I0dDkYhxYoXFxNo=
 github.com/xtls/go v0.0.0-20201118062508-3632bf3b7499/go.mod h1:5TB2+k58gx4A4g2Nf5miSHNDF6CuAzHKpWBooLAshTs=
 go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
-go.starlark.net v0.0.0-20210312235212-74c10e2c17dc h1:pVkptfeOTFfx+zXZo7HEHN3d5LmhatBFvHdm/f2QnpY=
-go.starlark.net v0.0.0-20210312235212-74c10e2c17dc/go.mod h1:t3mmBBPzAVvK0L0n1drDmrQsJ8FoIx4INCqVMTr/Zo0=
+go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
+go.starlark.net v0.0.0-20210223155950-e043a3d3c984 h1:xwwDQW5We85NaTk2APgoN9202w/l0DVGp+GZMfsrh7s=
+go.starlark.net v0.0.0-20210223155950-e043a3d3c984/go.mod h1:t3mmBBPzAVvK0L0n1drDmrQsJ8FoIx4INCqVMTr/Zo0=
 go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1yOyC1qaOBpL57BhE=
 golang.org/x/build v0.0.0-20190111050920-041ab4dc3f9d/go.mod h1:OWs+y06UdEOHN4y+MfF/py+xQ/tYqIWW03b70/CG9Rw=
 golang.org/x/crypto v0.0.0-20181030102418-4d3f4d9ffa16/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -189,13 +191,14 @@ golang.org/x/crypto v0.0.0-20190313024323-a1f597ede03a/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 h1:It14KIkyBFYkHkwZ7k45minvA9aorojkyjGk9KJ5B/w=
-golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
+golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83 h1:/ZScEX8SfEmUGRHs0gxpqteO5nfNW6axyZbBdw9A12g=
+golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
+golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -208,11 +211,11 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190313220215-9f648a60d977/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200707034311-ab3426394381/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
-golang.org/x/net v0.0.0-20210330230544-e57232859fb2 h1:nGCZOty+lVDsc4H2qPFksI5Se296+V+GhMiL/TzmYNk=
-golang.org/x/net v0.0.0-20210330230544-e57232859fb2/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181017192945-9dcd33a902f4/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20181203162652-d668ce993890/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -232,19 +235,22 @@ golang.org/x/sys v0.0.0-20181029174526-d69651ed3497/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190316082340-a2f829d7f35f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20201231184435-2d18734c6014/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210303074136-134d130e1a04/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44 h1:Bli41pIlzTzf3KEY06n+xnzK/BESIg2ze4Pgfh/aI8c=
-golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210301091718-77cc2087c03b h1:kHlr0tATeLRMEiZJu5CknOw/E8V6h69sXXQFGoPtjcc=
+golang.org/x/sys v0.0.0-20210301091718-77cc2087c03b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
@@ -261,6 +267,7 @@ golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20191216052735-49a3e744a425/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 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=
@@ -278,6 +285,7 @@ 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 v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
@@ -285,11 +293,12 @@ google.golang.org/grpc v1.14.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmE
 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 v1.36.1 h1:cmUfbeGKnz9+2DD/UYsMQXeqbHZqZDs4eQwW0sFOpBY=
-google.golang.org/grpc v1.36.1/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.36.0 h1:o1bcQ6imQMIOpdrO3SWf2z5RV72WbDwdXuK0MDlc8As=
+google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 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=
@@ -298,10 +307,8 @@ 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 h1:bxAC2xTBsZGibn2RTntX0oH50xLsqy1OxA9tTL3p/lk=
-google.golang.org/protobuf v1.26.0/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=
@@ -324,5 +331,7 @@ honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWh
 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=

infra/conf/fakedns.go

@@ -1,66 +0,0 @@
-package conf
-
-import (
-	"github.com/golang/protobuf/proto"
-	"github.com/xtls/xray-core/app/dns/fakedns"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-type FakeDNSConfig struct {
-	IPPool  string `json:"ipPool"`
-	LruSize int64  `json:"poolSize"`
-}
-
-func (f FakeDNSConfig) Build() (proto.Message, error) {
-	return &fakedns.FakeDnsPool{
-		IpPool:  f.IPPool,
-		LruSize: f.LruSize,
-	}, nil
-}
-
-type FakeDNSPostProcessingStage struct{}
-
-func (FakeDNSPostProcessingStage) Process(conf *Config) error {
-	var fakeDNSInUse bool
-
-	if conf.DNSConfig != nil {
-		for _, v := range conf.DNSConfig.Servers {
-			if v.Address.Family().IsDomain() {
-				if v.Address.Domain() == "fakedns" {
-					fakeDNSInUse = true
-				}
-			}
-		}
-	}
-
-	if fakeDNSInUse {
-		if conf.FakeDNS == nil {
-			// Add a Fake DNS Config if there is none
-			conf.FakeDNS = &FakeDNSConfig{
-				IPPool:  dns.FakeIPPool,
-				LruSize: 65535,
-			}
-		}
-		found := false
-		// Check if there is a Outbound with necessary sniffer on
-		var inbounds []InboundDetourConfig
-
-		if len(conf.InboundConfigs) > 0 {
-			inbounds = append(inbounds, conf.InboundConfigs...)
-		}
-		for _, v := range inbounds {
-			if v.SniffingConfig != nil && v.SniffingConfig.Enabled && v.SniffingConfig.DestOverride != nil {
-				for _, dov := range *v.SniffingConfig.DestOverride {
-					if dov == "fakedns" {
-						found = true
-					}
-				}
-			}
-		}
-		if !found {
-			newError("Defined Fake DNS but haven't enabled fake dns sniffing at any inbound.").AtWarning().WriteToLog()
-		}
-	}
-
-	return nil
-}

infra/conf/grpc.go

@@ -1,16 +0,0 @@
-package conf
-
-import (
-	"github.com/golang/protobuf/proto"
-
-	"github.com/xtls/xray-core/transport/internet/grpc"
-)
-
-type GRPCConfig struct {
-	ServiceName string `json:"serviceName"`
-	MultiMode   bool   `json:"multiMode"`
-}
-
-func (g GRPCConfig) Build() (proto.Message, error) {
-	return &grpc.Config{ServiceName: g.ServiceName, MultiMode: g.MultiMode}, nil
-}

infra/conf/init.go

@@ -1,5 +0,0 @@
-package conf
-
-func init() {
-	RegisterConfigureFilePostProcessingStage("FakeDNS", &FakeDNSPostProcessingStage{})
-}

infra/conf/lint.go

@@ -1,23 +0,0 @@
-package conf
-
-type ConfigureFilePostProcessingStage interface {
-	Process(conf *Config) error
-}
-
-var configureFilePostProcessingStages map[string]ConfigureFilePostProcessingStage
-
-func RegisterConfigureFilePostProcessingStage(name string, stage ConfigureFilePostProcessingStage) {
-	if configureFilePostProcessingStages == nil {
-		configureFilePostProcessingStages = make(map[string]ConfigureFilePostProcessingStage)
-	}
-	configureFilePostProcessingStages[name] = stage
-}
-
-func PostProcessConfigureFile(conf *Config) error {
-	for k, v := range configureFilePostProcessingStages {
-		if err := v.Process(conf); err != nil {
-			return newError("Rejected by Postprocessing Stage ", k).AtError().Base(err)
-		}
-	}
-	return nil
-}

infra/conf/log.go

@@ -19,7 +19,6 @@ type LogConfig struct {
 	AccessLog string `json:"access"`
 	ErrorLog  string `json:"error"`
 	LogLevel  string `json:"loglevel"`
-	DNSLog    bool   `json:"dnsLog"`
 }
 
 func (v *LogConfig) Build() *log.Config {
@@ -29,7 +28,6 @@ func (v *LogConfig) Build() *log.Config {
 	config := &log.Config{
 		ErrorLogType:  log.LogType_Console,
 		AccessLogType: log.LogType_Console,
-		EnableDnsLog:  v.DNSLog,
 	}
 
 	if v.AccessLog == "none" {

infra/conf/router.go

@@ -98,8 +98,6 @@ 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) {
@@ -493,10 +491,6 @@ 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)

infra/conf/transport.go

@@ -2,7 +2,7 @@ package conf
 
 import (
 	"github.com/xtls/xray-core/common/serial"
-	"github.com/xtls/xray-core/transport/global"
+	"github.com/xtls/xray-core/transport"
 	"github.com/xtls/xray-core/transport/internet"
 )
 
@@ -13,13 +13,11 @@ type TransportConfig struct {
 	HTTPConfig *HTTPConfig         `json:"httpSettings"`
 	DSConfig   *DomainSocketConfig `json:"dsSettings"`
 	QUICConfig *QUICConfig         `json:"quicSettings"`
-	GRPCConfig *GRPCConfig         `json:"grpcSettings"`
-	GUNConfig  *GRPCConfig         `json:"gunSettings"`
 }
 
 // Build implements Buildable.
-func (c *TransportConfig) Build() (*global.Config, error) {
-	config := new(global.Config)
+func (c *TransportConfig) Build() (*transport.Config, error) {
+	config := new(transport.Config)
 
 	if c.TCPConfig != nil {
 		ts, err := c.TCPConfig.Build()
@@ -87,19 +85,5 @@ func (c *TransportConfig) Build() (*global.Config, error) {
 		})
 	}
 
-	if c.GRPCConfig == nil {
-		c.GRPCConfig = c.GUNConfig
-	}
-	if c.GRPCConfig != nil {
-		gs, err := c.GRPCConfig.Build()
-		if err != nil {
-			return nil, newError("Failed to build gRPC config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "grpc",
-			Settings:     serial.ToTypedMessage(gs),
-		})
-	}
-
 	return config, nil
 }

infra/conf/transport_internet.go

@@ -2,9 +2,6 @@ package conf
 
 import (
 	"encoding/json"
-	"math"
-	"net/url"
-	"strconv"
 	"strings"
 
 	"github.com/golang/protobuf/proto"
@@ -157,20 +154,9 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
 			Value: value,
 		})
 	}
-	var ed uint32
-	if u, err := url.Parse(path); err == nil {
-		if q := u.Query(); q.Get("ed") != "" {
-			Ed, _ := strconv.Atoi(q.Get("ed"))
-			ed = uint32(Ed)
-			q.Del("ed")
-			u.RawQuery = q.Encode()
-			path = u.String()
-		}
-	}
 	config := &websocket.Config{
 		Path:   path,
 		Header: header,
-		Ed:     ed,
 	}
 	if c.AcceptProxyProtocol {
 		config.AcceptProxyProtocol = c.AcceptProxyProtocol
@@ -321,7 +307,6 @@ type TLSConfig struct {
 	MaxVersion               string           `json:"maxVersion"`
 	CipherSuites             string           `json:"cipherSuites"`
 	PreferServerCipherSuites bool             `json:"preferServerCipherSuites"`
-	Fingerprint              string           `json:"fingerprint"`
 }
 
 // Build implements Buildable.
@@ -349,7 +334,6 @@ 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)
 	return config, nil
 }
 
@@ -460,37 +444,26 @@ func (p TransportProtocol) Build() (string, error) {
 		return "domainsocket", nil
 	case "quic":
 		return "quic", nil
-	case "grpc", "gun":
-		return "grpc", nil
 	default:
 		return "", newError("Config: unknown transport protocol: ", p)
 	}
 }
 
 type SocketConfig struct {
-	Mark                int32       `json:"mark"`
-	TFO                 interface{} `json:"tcpFastOpen"`
-	TProxy              string      `json:"tproxy"`
-	AcceptProxyProtocol bool        `json:"acceptProxyProtocol"`
-	DomainStrategy      string      `json:"domainStrategy"`
-	DialerProxy         string      `json:"dialerProxy"`
+	Mark                int32  `json:"mark"`
+	TFO                 *bool  `json:"tcpFastOpen"`
+	TProxy              string `json:"tproxy"`
+	AcceptProxyProtocol bool   `json:"acceptProxyProtocol"`
 }
 
 // Build implements Buildable.
 func (c *SocketConfig) Build() (*internet.SocketConfig, error) {
-	tfo := int32(0) // don't invoke setsockopt() for TFO
+	var tfoSettings internet.SocketConfig_TCPFastOpenState
 	if c.TFO != nil {
-		switch v := c.TFO.(type) {
-		case bool:
-			if v {
-				tfo = 256
-			} else {
-				tfo = -1 // TFO need to be disabled
-			}
-		case float64:
-			tfo = int32(math.Min(v, math.MaxInt32))
-		default:
-			return nil, newError("tcpFastOpen: only boolean and integer value is acceptable")
+		if *c.TFO {
+			tfoSettings = internet.SocketConfig_Enable
+		} else {
+			tfoSettings = internet.SocketConfig_Disable
 		}
 	}
 	var tproxy internet.SocketConfig_TProxyMode
@@ -503,23 +476,11 @@ func (c *SocketConfig) Build() (*internet.SocketConfig, error) {
 		tproxy = internet.SocketConfig_Off
 	}
 
-	var dStrategy = internet.DomainStrategy_AS_IS
-	switch strings.ToLower(c.DomainStrategy) {
-	case "useip", "use_ip":
-		dStrategy = internet.DomainStrategy_USE_IP
-	case "useip4", "useipv4", "use_ipv4", "use_ip_v4", "use_ip4":
-		dStrategy = internet.DomainStrategy_USE_IP4
-	case "useip6", "useipv6", "use_ipv6", "use_ip_v6", "use_ip6":
-		dStrategy = internet.DomainStrategy_USE_IP6
-	}
-
 	return &internet.SocketConfig{
 		Mark:                c.Mark,
-		Tfo:                 tfo,
+		Tfo:                 tfoSettings,
 		Tproxy:              tproxy,
-		DomainStrategy:      dStrategy,
 		AcceptProxyProtocol: c.AcceptProxyProtocol,
-		DialerProxy:         c.DialerProxy,
 	}, nil
 }
 
@@ -535,8 +496,6 @@ type StreamConfig struct {
 	DSSettings     *DomainSocketConfig `json:"dsSettings"`
 	QUICSettings   *QUICConfig         `json:"quicSettings"`
 	SocketSettings *SocketConfig       `json:"sockopt"`
-	GRPCConfig     *GRPCConfig         `json:"grpcSettings"`
-	GUNConfig      *GRPCConfig         `json:"gunSettings"`
 }
 
 // Build implements Buildable.
@@ -646,19 +605,6 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
 			Settings:     serial.ToTypedMessage(qs),
 		})
 	}
-	if c.GRPCConfig == nil {
-		c.GRPCConfig = c.GUNConfig
-	}
-	if c.GRPCConfig != nil {
-		gs, err := c.GRPCConfig.Build()
-		if err != nil {
-			return nil, newError("Failed to build gRPC config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "grpc",
-			Settings:     serial.ToTypedMessage(gs),
-		})
-	}
 	if c.SocketSettings != nil {
 		ss, err := c.SocketSettings.Build()
 		if err != nil {
@@ -671,9 +617,6 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
 
 type ProxyConfig struct {
 	Tag string `json:"tag"`
-
-	// TransportLayerProxy: For compatibility.
-	TransportLayerProxy bool `json:"transportLayer"`
 }
 
 // Build implements Buildable.
@@ -682,7 +625,6 @@ func (v *ProxyConfig) Build() (*internet.ProxyConfig, error) {
 		return nil, newError("Proxy tag is not set.")
 	}
 	return &internet.ProxyConfig{
-		Tag:                 v.Tag,
-		TransportLayerProxy: v.TransportLayerProxy,
+		Tag: v.Tag,
 	}, nil
 }

infra/conf/transport_test.go

@@ -8,9 +8,8 @@ import (
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/serial"
 	. "github.com/xtls/xray-core/infra/conf"
-	"github.com/xtls/xray-core/transport/global"
+	"github.com/xtls/xray-core/transport"
 	"github.com/xtls/xray-core/transport/internet"
-	"github.com/xtls/xray-core/transport/internet/grpc"
 	"github.com/xtls/xray-core/transport/internet/headers/http"
 	"github.com/xtls/xray-core/transport/internet/headers/noop"
 	"github.com/xtls/xray-core/transport/internet/headers/tls"
@@ -31,134 +30,19 @@ 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: `{
 				"mark": 1,
-				"tcpFastOpen": true,
-				"domainStrategy": "UseIP",
-				"dialerProxy": "tag"
+				"tcpFastOpen": true
 			}`,
 			Parser: createParser(),
-			Output: expectedOutput,
+			Output: &internet.SocketConfig{
+				Mark: 1,
+				Tfo:  internet.SocketConfig_Enable,
+			},
 		},
 	})
-	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: 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: 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) {
@@ -208,14 +92,10 @@ func TestTransportConfig(t *testing.T) {
 					"header": {
 						"type": "dtls"
 					}
-				},
-				"grpcSettings": {
-					"serviceName": "name",
-					"multiMode": true
 				}
 			}`,
 			Parser: createParser(),
-			Output: &global.Config{
+			Output: &transport.Config{
 				TransportSettings: []*internet.TransportConfig{
 					{
 						ProtocolName: "tcp",
@@ -282,31 +162,6 @@ func TestTransportConfig(t *testing.T) {
 							Header: serial.ToTypedMessage(&tls.PacketConfig{}),
 						}),
 					},
-					{
-						ProtocolName: "grpc",
-						Settings: serial.ToTypedMessage(&grpc.Config{
-							ServiceName: "name",
-							MultiMode:   true,
-						}),
-					},
-				},
-			},
-		},
-		{
-			Input: `{
-				"gunSettings": {
-					"serviceName": "name"
-				}
-			}`,
-			Parser: createParser(),
-			Output: &global.Config{
-				TransportSettings: []*internet.TransportConfig{
-					{
-						ProtocolName: "grpc",
-						Settings: serial.ToTypedMessage(&grpc.Config{
-							ServiceName: "name",
-						}),
-					},
 				},
 			},
 		},

infra/conf/trojan.go

@@ -104,7 +104,7 @@ type TrojanUserConfig struct {
 // TrojanServerConfig is Inbound configuration
 type TrojanServerConfig struct {
 	Clients   []*TrojanUserConfig      `json:"clients"`
-	Fallback  *TrojanInboundFallback   `json:"fallback"`
+	Fallback  json.RawMessage          `json:"fallback"`
 	Fallbacks []*TrojanInboundFallback `json:"fallbacks"`
 }
 

infra/conf/vless.go

@@ -29,7 +29,7 @@ type VLessInboundFallback struct {
 type VLessInboundConfig struct {
 	Clients    []json.RawMessage       `json:"clients"`
 	Decryption string                  `json:"decryption"`
-	Fallback   *VLessInboundFallback   `json:"fallback"`
+	Fallback   json.RawMessage         `json:"fallback"`
 	Fallbacks  []*VLessInboundFallback `json:"fallbacks"`
 }
 

infra/conf/xray.go

@@ -2,7 +2,6 @@ package conf
 
 import (
 	"encoding/json"
-	"github.com/xtls/xray-core/transport/internet"
 	"log"
 	"os"
 	"strings"
@@ -62,7 +61,6 @@ type SniffingConfig struct {
 	Enabled         bool        `json:"enabled"`
 	DestOverride    *StringList `json:"destOverride"`
 	DomainsExcluded *StringList `json:"domainsExcluded"`
-	MetadataOnly    bool        `json:"metadataOnly"`
 }
 
 // Build implements Buildable.
@@ -75,8 +73,6 @@ func (c *SniffingConfig) Build() (*proxyman.SniffingConfig, error) {
 				p = append(p, "http")
 			case "tls", "https", "ssl":
 				p = append(p, "tls")
-			case "fakedns":
-				p = append(p, "fakedns")
 			default:
 				return nil, newError("unknown protocol: ", protocol)
 			}
@@ -94,7 +90,6 @@ func (c *SniffingConfig) Build() (*proxyman.SniffingConfig, error) {
 		Enabled:             c.Enabled,
 		DestinationOverride: p,
 		DomainsExcluded:     d,
-		MetadataOnly:        c.MetadataOnly,
 	}, nil
 }
 
@@ -272,22 +267,9 @@ type OutboundDetourConfig struct {
 	MuxSettings   *MuxConfig       `json:"mux"`
 }
 
-func (c *OutboundDetourConfig) checkChainProxyConfig() error {
-	if c.StreamSetting == nil || c.ProxySettings == nil || c.StreamSetting.SocketSettings == nil {
-		return nil
-	}
-	if len(c.ProxySettings.Tag) > 0 && len(c.StreamSetting.SocketSettings.DialerProxy) > 0 {
-		return newError("proxySettings.tag is conflicted with sockopt.dialerProxy").AtWarning()
-	}
-	return nil
-}
-
 // Build implements Buildable.
 func (c *OutboundDetourConfig) Build() (*core.OutboundHandlerConfig, error) {
 	senderSettings := &proxyman.SenderConfig{}
-	if err := c.checkChainProxyConfig(); err != nil {
-		return nil, err
-	}
 
 	if c.SendThrough != nil {
 		address := c.SendThrough
@@ -313,18 +295,6 @@ func (c *OutboundDetourConfig) Build() (*core.OutboundHandlerConfig, error) {
 		if err != nil {
 			return nil, newError("invalid outbound detour proxy settings.").Base(err)
 		}
-		if ps.TransportLayerProxy {
-			if senderSettings.StreamSettings != nil {
-				if senderSettings.StreamSettings.SocketSettings != nil {
-					senderSettings.StreamSettings.SocketSettings.DialerProxy = ps.Tag
-				} else {
-					senderSettings.StreamSettings.SocketSettings = &internet.SocketConfig{DialerProxy: ps.Tag}
-				}
-			} else {
-				senderSettings.StreamSettings = &internet.StreamConfig{SocketSettings: &internet.SocketConfig{DialerProxy: ps.Tag}}
-			}
-			ps = nil
-		}
 		senderSettings.ProxySettings = ps
 	}
 
@@ -399,7 +369,6 @@ type Config struct {
 	API             *APIConfig             `json:"api"`
 	Stats           *StatsConfig           `json:"stats"`
 	Reverse         *ReverseConfig         `json:"reverse"`
-	FakeDNS         *FakeDNSConfig         `json:"fakeDns"`
 }
 
 func (c *Config) findInboundTag(tag string) int {
@@ -453,10 +422,6 @@ func (c *Config) Override(o *Config, fn string) {
 		c.Reverse = o.Reverse
 	}
 
-	if o.FakeDNS != nil {
-		c.FakeDNS = o.FakeDNS
-	}
-
 	// deprecated attrs... keep them for now
 	if o.InboundConfig != nil {
 		c.InboundConfig = o.InboundConfig
@@ -528,10 +493,6 @@ func applyTransportConfig(s *StreamConfig, t *TransportConfig) {
 
 // Build implements Buildable.
 func (c *Config) Build() (*core.Config, error) {
-	if err := PostProcessConfigureFile(c); err != nil {
-		return nil, err
-	}
-
 	config := &core.Config{
 		App: []*serial.TypedMessage{
 			serial.ToTypedMessage(&dispatcher.Config{}),
@@ -598,14 +559,6 @@ func (c *Config) Build() (*core.Config, error) {
 		config.App = append(config.App, serial.ToTypedMessage(r))
 	}
 
-	if c.FakeDNS != nil {
-		r, err := c.FakeDNS.Build()
-		if err != nil {
-			return nil, err
-		}
-		config.App = append(config.App, serial.ToTypedMessage(r))
-	}
-
 	var inbounds []InboundDetourConfig
 
 	if c.InboundConfig != nil {

main/commands/all/tls/cert.go

@@ -26,9 +26,6 @@ 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.
 

main/distro/all/all.go

@@ -16,7 +16,6 @@ import (
 
 	// Other optional features.
 	_ "github.com/xtls/xray-core/app/dns"
-	_ "github.com/xtls/xray-core/app/dns/fakedns"
 	_ "github.com/xtls/xray-core/app/log"
 	_ "github.com/xtls/xray-core/app/policy"
 	_ "github.com/xtls/xray-core/app/reverse"
@@ -40,7 +39,6 @@ import (
 
 	// Transports
 	_ "github.com/xtls/xray-core/transport/internet/domainsocket"
-	_ "github.com/xtls/xray-core/transport/internet/grpc"
 	_ "github.com/xtls/xray-core/transport/internet/http"
 	_ "github.com/xtls/xray-core/transport/internet/kcp"
 	_ "github.com/xtls/xray-core/transport/internet/quic"

main/run.go

@@ -11,7 +11,6 @@ import (
 	"regexp"
 	"runtime"
 	"runtime/debug"
-	"strings"
 	"syscall"
 
 	"github.com/xtls/xray-core/common/cmdarg"
@@ -32,7 +31,7 @@ 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 "auto".
+Default "json".
 
 The -test flag tells Xray to test config files only, 
 without launching the server
@@ -47,7 +46,7 @@ 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", "auto", "Format of input file.")
+	format      = cmdRun.Flag.String("format", "json", "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.
@@ -112,26 +111,13 @@ 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(getRegepxByFormat(), f.Name())
+		matched, err := regexp.MatchString(`^.+\.(json|toml|yaml|yml)$`, f.Name())
 		if err != nil {
 			log.Fatalln(err)
 		}
@@ -174,7 +160,7 @@ func getConfigFilePath() cmdarg.Arg {
 func getConfigFormat() string {
 	f := core.GetFormatByExtension(*format)
 	if f == "" {
-		f = "auto"
+		f = "json"
 	}
 	return f
 }

proxy/dns/dns.go

@@ -36,13 +36,25 @@ type ownLinkVerifier interface {
 }
 
 type Handler struct {
-	client          dns.Client
+	ipv4Lookup      dns.IPv4Lookup
+	ipv6Lookup      dns.IPv6Lookup
 	ownLinkVerifier ownLinkVerifier
 	server          net.Destination
 }
 
 func (h *Handler) Init(config *Config, dnsClient dns.Client) error {
-	h.client = dnsClient
+	ipv4lookup, ok := dnsClient.(dns.IPv4Lookup)
+	if !ok {
+		return newError("dns.Client doesn't implement IPv4Lookup")
+	}
+	h.ipv4Lookup = ipv4lookup
+
+	ipv6lookup, ok := dnsClient.(dns.IPv6Lookup)
+	if !ok {
+		return newError("dns.Client doesn't implement IPv6Lookup")
+	}
+	h.ipv6Lookup = ipv6lookup
+
 	if v, ok := dnsClient.(ownLinkVerifier); ok {
 		h.ownLinkVerifier = v
 	}
@@ -197,21 +209,11 @@ func (h *Handler) handleIPQuery(id uint16, qType dnsmessage.Type, domain string,
 	var ips []net.IP
 	var err error
 
-	var ttl uint32 = 600
-
 	switch qType {
 	case dnsmessage.TypeA:
-		ips, err = h.client.LookupIP(domain, dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: true,
-		})
+		ips, err = h.ipv4Lookup.LookupIPv4(domain)
 	case dnsmessage.TypeAAAA:
-		ips, err = h.client.LookupIP(domain, dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: true,
-		})
+		ips, err = h.ipv6Lookup.LookupIPv6(domain)
 	}
 
 	rcode := dns.RCodeFromError(err)
@@ -239,7 +241,7 @@ func (h *Handler) handleIPQuery(id uint16, qType dnsmessage.Type, domain string,
 	}))
 	common.Must(builder.StartAnswers())
 
-	rHeader := dnsmessage.ResourceHeader{Name: dnsmessage.MustNewName(domain), Class: dnsmessage.ClassINET, TTL: ttl}
+	rHeader := dnsmessage.ResourceHeader{Name: dnsmessage.MustNewName(domain), Class: dnsmessage.ClassINET, TTL: 600}
 	for _, ip := range ips {
 		if len(ip) == net.IPv4len {
 			var r dnsmessage.AResource

proxy/freedom/freedom.go

@@ -59,26 +59,19 @@ func (h *Handler) policy() policy.Session {
 }
 
 func (h *Handler) resolveIP(ctx context.Context, domain string, localAddr net.Address) net.Address {
-	var option dns.IPOption = dns.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-		FakeEnable: false,
-	}
+	var lookupFunc func(string) ([]net.IP, error) = h.dns.LookupIP
+
 	if h.config.DomainStrategy == Config_USE_IP4 || (localAddr != nil && localAddr.Family().IsIPv4()) {
-		option = dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: false,
+		if lookupIPv4, ok := h.dns.(dns.IPv4Lookup); ok {
+			lookupFunc = lookupIPv4.LookupIPv4
 		}
 	} else if h.config.DomainStrategy == Config_USE_IP6 || (localAddr != nil && localAddr.Family().IsIPv6()) {
-		option = dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
+		if lookupIPv6, ok := h.dns.(dns.IPv6Lookup); ok {
+			lookupFunc = lookupIPv6.LookupIPv6
 		}
 	}
 
-	ips, err := h.dns.LookupIP(domain, option)
+	ips, err := lookupFunc(domain)
 	if err != nil {
 		newError("failed to get IP address for domain ", domain).Base(err).WriteToLog(session.ExportIDToError(ctx))
 	}
@@ -132,7 +125,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 					Address: ip,
 					Port:    dialDest.Port,
 				}
-				newError("dialing to ", dialDest).WriteToLog(session.ExportIDToError(ctx))
+				newError("dialing to to ", dialDest).WriteToLog(session.ExportIDToError(ctx))
 			}
 		}
 

proxy/trojan/server.go

@@ -458,7 +458,7 @@ func (s *Server) fallback(ctx context.Context, sid errors.ExportOption, err erro
 						if k == '\r' || k == '\n' { // avoid logging \r or \n
 							break
 						}
-						if k == '?' || k == ' ' {
+						if k == ' ' {
 							path = string(firstBytes[i:j])
 							newError("realPath = " + path).AtInfo().WriteToLog(sid)
 							if pfb[path] == nil {

proxy/vless/inbound/inbound.go

@@ -293,7 +293,7 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection i
 								if k == '\r' || k == '\n' { // avoid logging \r or \n
 									break
 								}
-								if k == '?' || k == ' ' {
+								if k == ' ' {
 									path = string(firstBytes[i:j])
 									newError("realPath = " + path).AtInfo().WriteToLog(sid)
 									if pfb[path] == nil {

proxy/vless/outbound/outbound.go

@@ -178,7 +178,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 	clientReader := link.Reader // .(*pipe.Reader)
 	clientWriter := link.Writer // .(*pipe.Writer)
 
-	if request.Command == protocol.RequestCommandUDP && h.cone && request.Port != 53 && request.Port != 443 {
+	if request.Command == protocol.RequestCommandUDP && h.cone {
 		request.Command = protocol.RequestCommandMux
 		request.Address = net.DomainAddress("v1.mux.cool")
 		request.Port = net.Port(666)

proxy/vmess/outbound/outbound.go

@@ -131,7 +131,7 @@ func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer inte
 	ctx, cancel := context.WithCancel(ctx)
 	timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle)
 
-	if request.Command == protocol.RequestCommandUDP && h.cone && request.Port != 53 && request.Port != 443 {
+	if request.Command == protocol.RequestCommandUDP && h.cone {
 		request.Command = protocol.RequestCommandMux
 		request.Address = net.DomainAddress("v1.mux.cool")
 		request.Port = net.Port(666)

testing/mocks/dns.go

@@ -6,7 +6,6 @@ package mocks
 
 import (
 	gomock "github.com/golang/mock/gomock"
-	dns "github.com/xtls/xray-core/features/dns"
 	net "net"
 	reflect "reflect"
 )
@@ -49,18 +48,18 @@ func (mr *DNSClientMockRecorder) Close() *gomock.Call {
 }
 
 // LookupIP mocks base method
-func (m *DNSClient) LookupIP(arg0 string, arg1 dns.IPOption) ([]net.IP, error) {
+func (m *DNSClient) LookupIP(arg0 string) ([]net.IP, error) {
 	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "LookupIP", arg0, arg1)
+	ret := m.ctrl.Call(m, "LookupIP", arg0)
 	ret0, _ := ret[0].([]net.IP)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }
 
 // LookupIP indicates an expected call of LookupIP
-func (mr *DNSClientMockRecorder) LookupIP(arg0, arg1 interface{}) *gomock.Call {
+func (mr *DNSClientMockRecorder) LookupIP(arg0 interface{}) *gomock.Call {
 	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LookupIP", reflect.TypeOf((*DNSClient)(nil).LookupIP), arg0, arg1)
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LookupIP", reflect.TypeOf((*DNSClient)(nil).LookupIP), arg0)
 }
 
 // Start mocks base method

testing/scenarios/tls_test.go

@@ -24,7 +24,6 @@ import (
 	"github.com/xtls/xray-core/testing/servers/tcp"
 	"github.com/xtls/xray-core/testing/servers/udp"
 	"github.com/xtls/xray-core/transport/internet"
-	"github.com/xtls/xray-core/transport/internet/grpc"
 	"github.com/xtls/xray-core/transport/internet/http"
 	"github.com/xtls/xray-core/transport/internet/tls"
 	"github.com/xtls/xray-core/transport/internet/websocket"
@@ -590,239 +589,3 @@ func TestHTTP2(t *testing.T) {
 		t.Error(err)
 	}
 }
-
-func TestGRPC(t *testing.T) {
-	tcpServer := tcp.Server{
-		MsgProcessor: xor,
-	}
-	dest, err := tcpServer.Start()
-	common.Must(err)
-	defer tcpServer.Close()
-
-	userID := protocol.NewID(uuid.New())
-	serverPort := tcp.PickPort()
-	serverConfig := &core.Config{
-		Inbound: []*core.InboundHandlerConfig{
-			{
-				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
-					PortRange: net.SinglePortRange(serverPort),
-					Listen:    net.NewIPOrDomain(net.LocalHostIP),
-					StreamSettings: &internet.StreamConfig{
-						ProtocolName: "grpc",
-						TransportSettings: []*internet.TransportConfig{
-							{
-								ProtocolName: "grpc",
-								Settings:     serial.ToTypedMessage(&grpc.Config{ServiceName: "🍉"}),
-							},
-						},
-						SecurityType: serial.GetMessageType(&tls.Config{}),
-						SecuritySettings: []*serial.TypedMessage{
-							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
-							}),
-						},
-					},
-				}),
-				ProxySettings: serial.ToTypedMessage(&inbound.Config{
-					User: []*protocol.User{
-						{
-							Account: serial.ToTypedMessage(&vmess.Account{
-								Id: userID.String(),
-							}),
-						},
-					},
-				}),
-			},
-		},
-		Outbound: []*core.OutboundHandlerConfig{
-			{
-				ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
-			},
-		},
-	}
-
-	clientPort := tcp.PickPort()
-	clientConfig := &core.Config{
-		Inbound: []*core.InboundHandlerConfig{
-			{
-				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
-					PortRange: net.SinglePortRange(clientPort),
-					Listen:    net.NewIPOrDomain(net.LocalHostIP),
-				}),
-				ProxySettings: serial.ToTypedMessage(&dokodemo.Config{
-					Address: net.NewIPOrDomain(dest.Address),
-					Port:    uint32(dest.Port),
-					NetworkList: &net.NetworkList{
-						Network: []net.Network{net.Network_TCP},
-					},
-				}),
-			},
-		},
-		Outbound: []*core.OutboundHandlerConfig{
-			{
-				ProxySettings: serial.ToTypedMessage(&outbound.Config{
-					Receiver: []*protocol.ServerEndpoint{
-						{
-							Address: net.NewIPOrDomain(net.LocalHostIP),
-							Port:    uint32(serverPort),
-							User: []*protocol.User{
-								{
-									Account: serial.ToTypedMessage(&vmess.Account{
-										Id: userID.String(),
-									}),
-								},
-							},
-						},
-					},
-				}),
-				SenderSettings: serial.ToTypedMessage(&proxyman.SenderConfig{
-					StreamSettings: &internet.StreamConfig{
-						ProtocolName: "grpc",
-						TransportSettings: []*internet.TransportConfig{
-							{
-								ProtocolName: "grpc",
-								Settings:     serial.ToTypedMessage(&grpc.Config{ServiceName: "🍉"}),
-							},
-						},
-						SecurityType: serial.GetMessageType(&tls.Config{}),
-						SecuritySettings: []*serial.TypedMessage{
-							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
-							}),
-						},
-					},
-				}),
-			},
-		},
-	}
-
-	servers, err := InitializeServerConfigs(serverConfig, clientConfig)
-	common.Must(err)
-	defer CloseAllServers(servers)
-
-	var errg errgroup.Group
-	for i := 0; i < 10; i++ {
-		errg.Go(testTCPConn(clientPort, 1024*10240, time.Second*40))
-	}
-	if err := errg.Wait(); err != nil {
-		t.Error(err)
-	}
-}
-
-func TestGRPCMultiMode(t *testing.T) {
-	tcpServer := tcp.Server{
-		MsgProcessor: xor,
-	}
-	dest, err := tcpServer.Start()
-	common.Must(err)
-	defer tcpServer.Close()
-
-	userID := protocol.NewID(uuid.New())
-	serverPort := tcp.PickPort()
-	serverConfig := &core.Config{
-		Inbound: []*core.InboundHandlerConfig{
-			{
-				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
-					PortRange: net.SinglePortRange(serverPort),
-					Listen:    net.NewIPOrDomain(net.LocalHostIP),
-					StreamSettings: &internet.StreamConfig{
-						ProtocolName: "grpc",
-						TransportSettings: []*internet.TransportConfig{
-							{
-								ProtocolName: "grpc",
-								Settings:     serial.ToTypedMessage(&grpc.Config{ServiceName: "🍉"}),
-							},
-						},
-						SecurityType: serial.GetMessageType(&tls.Config{}),
-						SecuritySettings: []*serial.TypedMessage{
-							serial.ToTypedMessage(&tls.Config{
-								Certificate: []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil))},
-							}),
-						},
-					},
-				}),
-				ProxySettings: serial.ToTypedMessage(&inbound.Config{
-					User: []*protocol.User{
-						{
-							Account: serial.ToTypedMessage(&vmess.Account{
-								Id: userID.String(),
-							}),
-						},
-					},
-				}),
-			},
-		},
-		Outbound: []*core.OutboundHandlerConfig{
-			{
-				ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
-			},
-		},
-	}
-
-	clientPort := tcp.PickPort()
-	clientConfig := &core.Config{
-		Inbound: []*core.InboundHandlerConfig{
-			{
-				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
-					PortRange: net.SinglePortRange(clientPort),
-					Listen:    net.NewIPOrDomain(net.LocalHostIP),
-				}),
-				ProxySettings: serial.ToTypedMessage(&dokodemo.Config{
-					Address: net.NewIPOrDomain(dest.Address),
-					Port:    uint32(dest.Port),
-					NetworkList: &net.NetworkList{
-						Network: []net.Network{net.Network_TCP},
-					},
-				}),
-			},
-		},
-		Outbound: []*core.OutboundHandlerConfig{
-			{
-				ProxySettings: serial.ToTypedMessage(&outbound.Config{
-					Receiver: []*protocol.ServerEndpoint{
-						{
-							Address: net.NewIPOrDomain(net.LocalHostIP),
-							Port:    uint32(serverPort),
-							User: []*protocol.User{
-								{
-									Account: serial.ToTypedMessage(&vmess.Account{
-										Id: userID.String(),
-									}),
-								},
-							},
-						},
-					},
-				}),
-				SenderSettings: serial.ToTypedMessage(&proxyman.SenderConfig{
-					StreamSettings: &internet.StreamConfig{
-						ProtocolName: "grpc",
-						TransportSettings: []*internet.TransportConfig{
-							{
-								ProtocolName: "grpc",
-								Settings:     serial.ToTypedMessage(&grpc.Config{ServiceName: "🍉", MultiMode: true}),
-							},
-						},
-						SecurityType: serial.GetMessageType(&tls.Config{}),
-						SecuritySettings: []*serial.TypedMessage{
-							serial.ToTypedMessage(&tls.Config{
-								AllowInsecure: true,
-							}),
-						},
-					},
-				}),
-			},
-		},
-	}
-
-	servers, err := InitializeServerConfigs(serverConfig, clientConfig)
-	common.Must(err)
-	defer CloseAllServers(servers)
-
-	var errg errgroup.Group
-	for i := 0; i < 10; i++ {
-		errg.Go(testTCPConn(clientPort, 1024*10240, time.Second*40))
-	}
-	if err := errg.Wait(); err != nil {
-		t.Error(err)
-	}
-}

transport/config.go

@@ -1,4 +1,4 @@
-package global
+package transport
 
 import (
 	"github.com/xtls/xray-core/transport/internet"

transport/config.pb.go

@@ -0,0 +1,165 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.25.0
+// 	protoc        v3.14.0
+// source: transport/config.proto
+
+package transport
+
+import (
+	proto "github.com/golang/protobuf/proto"
+	internet "github.com/xtls/xray-core/transport/internet"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = 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
+
+// Global transport settings. This affects all type of connections that go
+// through Xray. Deprecated. Use each settings in StreamConfig.
+//
+// Deprecated: Do not use.
+type Config struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	TransportSettings []*internet.TransportConfig `protobuf:"bytes,1,rep,name=transport_settings,json=transportSettings,proto3" json:"transport_settings,omitempty"`
+}
+
+func (x *Config) Reset() {
+	*x = Config{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_transport_config_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Config) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Config) ProtoMessage() {}
+
+func (x *Config) ProtoReflect() protoreflect.Message {
+	mi := &file_transport_config_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Config.ProtoReflect.Descriptor instead.
+func (*Config) Descriptor() ([]byte, []int) {
+	return file_transport_config_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Config) GetTransportSettings() []*internet.TransportConfig {
+	if x != nil {
+		return x.TransportSettings
+	}
+	return nil
+}
+
+var File_transport_config_proto protoreflect.FileDescriptor
+
+var file_transport_config_proto_rawDesc = []byte{
+	0x0a, 0x16, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x63, 0x6f, 0x6e, 0x66,
+	0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74,
+	0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x1a, 0x1f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70,
+	0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x2f, 0x63, 0x6f, 0x6e,
+	0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x65, 0x0a, 0x06, 0x43, 0x6f, 0x6e,
+	0x66, 0x69, 0x67, 0x12, 0x57, 0x0a, 0x12, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74,
+	0x5f, 0x73, 0x65, 0x74, 0x74, 0x69, 0x6e, 0x67, 0x73, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b, 0x32,
+	0x28, 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, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70,
+	0x6f, 0x72, 0x74, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x52, 0x11, 0x74, 0x72, 0x61, 0x6e, 0x73,
+	0x70, 0x6f, 0x72, 0x74, 0x53, 0x65, 0x74, 0x74, 0x69, 0x6e, 0x67, 0x73, 0x3a, 0x02, 0x18, 0x01,
+	0x42, 0x4c, 0x0a, 0x12, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61,
+	0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x50, 0x01, 0x5a, 0x23, 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, 0xaa, 0x02, 0x0e,
+	0x58, 0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x62, 0x06,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_transport_config_proto_rawDescOnce sync.Once
+	file_transport_config_proto_rawDescData = file_transport_config_proto_rawDesc
+)
+
+func file_transport_config_proto_rawDescGZIP() []byte {
+	file_transport_config_proto_rawDescOnce.Do(func() {
+		file_transport_config_proto_rawDescData = protoimpl.X.CompressGZIP(file_transport_config_proto_rawDescData)
+	})
+	return file_transport_config_proto_rawDescData
+}
+
+var file_transport_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
+var file_transport_config_proto_goTypes = []interface{}{
+	(*Config)(nil),                   // 0: xray.transport.Config
+	(*internet.TransportConfig)(nil), // 1: xray.transport.internet.TransportConfig
+}
+var file_transport_config_proto_depIdxs = []int32{
+	1, // 0: xray.transport.Config.transport_settings:type_name -> xray.transport.internet.TransportConfig
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
+}
+
+func init() { file_transport_config_proto_init() }
+func file_transport_config_proto_init() {
+	if File_transport_config_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_transport_config_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Config); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_transport_config_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   1,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_transport_config_proto_goTypes,
+		DependencyIndexes: file_transport_config_proto_depIdxs,
+		MessageInfos:      file_transport_config_proto_msgTypes,
+	}.Build()
+	File_transport_config_proto = out.File
+	file_transport_config_proto_rawDesc = nil
+	file_transport_config_proto_goTypes = nil
+	file_transport_config_proto_depIdxs = nil
+}

transport/config.proto

@@ -1,9 +1,9 @@
 syntax = "proto3";
 
 package xray.transport;
-option csharp_namespace = "Xray.Transport.Global";
-option go_package = "github.com/xtls/xray-core/transport/global";
-option java_package = "com.xray.transport.global";
+option csharp_namespace = "Xray.Transport";
+option go_package = "github.com/xtls/xray-core/transport";
+option java_package = "com.xray.transport";
 option java_multiple_files = true;
 
 import "transport/internet/config.proto";

transport/global/config.pb.go

@@ -1,167 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.14.0
-// source: transport/global/config.proto
-
-package global
-
-import (
-	proto "github.com/golang/protobuf/proto"
-	internet "github.com/xtls/xray-core/transport/internet"
-	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
-	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
-	reflect "reflect"
-	sync "sync"
-)
-
-const (
-	// Verify that this generated code is sufficiently up-to-date.
-	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
-	// Verify that runtime/protoimpl is sufficiently up-to-date.
-	_ = 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
-
-// Global transport settings. This affects all type of connections that go
-// through Xray. Deprecated. Use each settings in StreamConfig.
-//
-// Deprecated: Do not use.
-type Config struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	TransportSettings []*internet.TransportConfig `protobuf:"bytes,1,rep,name=transport_settings,json=transportSettings,proto3" json:"transport_settings,omitempty"`
-}
-
-func (x *Config) Reset() {
-	*x = Config{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_transport_global_config_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Config) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Config) ProtoMessage() {}
-
-func (x *Config) ProtoReflect() protoreflect.Message {
-	mi := &file_transport_global_config_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use Config.ProtoReflect.Descriptor instead.
-func (*Config) Descriptor() ([]byte, []int) {
-	return file_transport_global_config_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *Config) GetTransportSettings() []*internet.TransportConfig {
-	if x != nil {
-		return x.TransportSettings
-	}
-	return nil
-}
-
-var File_transport_global_config_proto protoreflect.FileDescriptor
-
-var file_transport_global_config_proto_rawDesc = []byte{
-	0x0a, 0x1d, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x67, 0x6c, 0x6f, 0x62,
-	0x61, 0x6c, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
-	0x0e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x1a,
-	0x1f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65, 0x72,
-	0x6e, 0x65, 0x74, 0x2f, 0x63, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x22, 0x65, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x12, 0x57, 0x0a, 0x12, 0x74, 0x72,
-	0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x5f, 0x73, 0x65, 0x74, 0x74, 0x69, 0x6e, 0x67, 0x73,
-	0x18, 0x01, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x28, 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, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67,
-	0x52, 0x11, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x53, 0x65, 0x74, 0x74, 0x69,
-	0x6e, 0x67, 0x73, 0x3a, 0x02, 0x18, 0x01, 0x42, 0x61, 0x0a, 0x19, 0x63, 0x6f, 0x6d, 0x2e, 0x78,
-	0x72, 0x61, 0x79, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x67, 0x6c,
-	0x6f, 0x62, 0x61, 0x6c, 0x50, 0x01, 0x5a, 0x2a, 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, 0x67, 0x6c, 0x6f, 0x62,
-	0x61, 0x6c, 0xaa, 0x02, 0x15, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70,
-	0x6f, 0x72, 0x74, 0x2e, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
-	0x6f, 0x33,
-}
-
-var (
-	file_transport_global_config_proto_rawDescOnce sync.Once
-	file_transport_global_config_proto_rawDescData = file_transport_global_config_proto_rawDesc
-)
-
-func file_transport_global_config_proto_rawDescGZIP() []byte {
-	file_transport_global_config_proto_rawDescOnce.Do(func() {
-		file_transport_global_config_proto_rawDescData = protoimpl.X.CompressGZIP(file_transport_global_config_proto_rawDescData)
-	})
-	return file_transport_global_config_proto_rawDescData
-}
-
-var file_transport_global_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
-var file_transport_global_config_proto_goTypes = []interface{}{
-	(*Config)(nil),                   // 0: xray.transport.Config
-	(*internet.TransportConfig)(nil), // 1: xray.transport.internet.TransportConfig
-}
-var file_transport_global_config_proto_depIdxs = []int32{
-	1, // 0: xray.transport.Config.transport_settings:type_name -> xray.transport.internet.TransportConfig
-	1, // [1:1] is the sub-list for method output_type
-	1, // [1:1] is the sub-list for method input_type
-	1, // [1:1] is the sub-list for extension type_name
-	1, // [1:1] is the sub-list for extension extendee
-	0, // [0:1] is the sub-list for field type_name
-}
-
-func init() { file_transport_global_config_proto_init() }
-func file_transport_global_config_proto_init() {
-	if File_transport_global_config_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_transport_global_config_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Config); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_transport_global_config_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   1,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_transport_global_config_proto_goTypes,
-		DependencyIndexes: file_transport_global_config_proto_depIdxs,
-		MessageInfos:      file_transport_global_config_proto_msgTypes,
-	}.Build()
-	File_transport_global_config_proto = out.File
-	file_transport_global_config_proto_rawDesc = nil
-	file_transport_global_config_proto_goTypes = nil
-	file_transport_global_config_proto_depIdxs = nil
-}

transport/internet/config.pb.go

@@ -84,56 +84,56 @@ func (TransportProtocol) EnumDescriptor() ([]byte, []int) {
 	return file_transport_internet_config_proto_rawDescGZIP(), []int{0}
 }
 
-type DomainStrategy int32
+type SocketConfig_TCPFastOpenState int32
 
 const (
-	DomainStrategy_AS_IS   DomainStrategy = 0
-	DomainStrategy_USE_IP  DomainStrategy = 1
-	DomainStrategy_USE_IP4 DomainStrategy = 2
-	DomainStrategy_USE_IP6 DomainStrategy = 3
+	// AsIs is to leave the current TFO state as is, unmodified.
+	SocketConfig_AsIs SocketConfig_TCPFastOpenState = 0
+	// Enable is for enabling TFO explictly.
+	SocketConfig_Enable SocketConfig_TCPFastOpenState = 1
+	// Disable is for disabling TFO explictly.
+	SocketConfig_Disable SocketConfig_TCPFastOpenState = 2
 )
 
-// Enum value maps for DomainStrategy.
+// Enum value maps for SocketConfig_TCPFastOpenState.
 var (
-	DomainStrategy_name = map[int32]string{
-		0: "AS_IS",
-		1: "USE_IP",
-		2: "USE_IP4",
-		3: "USE_IP6",
+	SocketConfig_TCPFastOpenState_name = map[int32]string{
+		0: "AsIs",
+		1: "Enable",
+		2: "Disable",
 	}
-	DomainStrategy_value = map[string]int32{
-		"AS_IS":   0,
-		"USE_IP":  1,
-		"USE_IP4": 2,
-		"USE_IP6": 3,
+	SocketConfig_TCPFastOpenState_value = map[string]int32{
+		"AsIs":    0,
+		"Enable":  1,
+		"Disable": 2,
 	}
 )
 
-func (x DomainStrategy) Enum() *DomainStrategy {
-	p := new(DomainStrategy)
+func (x SocketConfig_TCPFastOpenState) Enum() *SocketConfig_TCPFastOpenState {
+	p := new(SocketConfig_TCPFastOpenState)
 	*p = x
 	return p
 }
 
-func (x DomainStrategy) String() string {
+func (x SocketConfig_TCPFastOpenState) String() string {
 	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
 }
 
-func (DomainStrategy) Descriptor() protoreflect.EnumDescriptor {
+func (SocketConfig_TCPFastOpenState) Descriptor() protoreflect.EnumDescriptor {
 	return file_transport_internet_config_proto_enumTypes[1].Descriptor()
 }
 
-func (DomainStrategy) Type() protoreflect.EnumType {
+func (SocketConfig_TCPFastOpenState) Type() protoreflect.EnumType {
 	return &file_transport_internet_config_proto_enumTypes[1]
 }
 
-func (x DomainStrategy) Number() protoreflect.EnumNumber {
+func (x SocketConfig_TCPFastOpenState) Number() protoreflect.EnumNumber {
 	return protoreflect.EnumNumber(x)
 }
 
-// Deprecated: Use DomainStrategy.Descriptor instead.
-func (DomainStrategy) EnumDescriptor() ([]byte, []int) {
-	return file_transport_internet_config_proto_rawDescGZIP(), []int{1}
+// Deprecated: Use SocketConfig_TCPFastOpenState.Descriptor instead.
+func (SocketConfig_TCPFastOpenState) EnumDescriptor() ([]byte, []int) {
+	return file_transport_internet_config_proto_rawDescGZIP(), []int{3, 0}
 }
 
 type SocketConfig_TProxyMode int32
@@ -185,7 +185,7 @@ func (x SocketConfig_TProxyMode) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use SocketConfig_TProxyMode.Descriptor instead.
 func (SocketConfig_TProxyMode) EnumDescriptor() ([]byte, []int) {
-	return file_transport_internet_config_proto_rawDescGZIP(), []int{3, 0}
+	return file_transport_internet_config_proto_rawDescGZIP(), []int{3, 1}
 }
 
 type TransportConfig struct {
@@ -357,8 +357,7 @@ type ProxyConfig struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Tag                 string `protobuf:"bytes,1,opt,name=tag,proto3" json:"tag,omitempty"`
-	TransportLayerProxy bool   `protobuf:"varint,2,opt,name=transportLayerProxy,proto3" json:"transportLayerProxy,omitempty"`
+	Tag string `protobuf:"bytes,1,opt,name=tag,proto3" json:"tag,omitempty"`
 }
 
 func (x *ProxyConfig) Reset() {
@@ -400,13 +399,6 @@ func (x *ProxyConfig) GetTag() string {
 	return ""
 }
 
-func (x *ProxyConfig) GetTransportLayerProxy() bool {
-	if x != nil {
-		return x.TransportLayerProxy
-	}
-	return false
-}
-
 // SocketConfig is options to be applied on network sockets.
 type SocketConfig struct {
 	state         protoimpl.MessageState
@@ -416,17 +408,15 @@ type SocketConfig struct {
 	// Mark of the connection. If non-zero, the value will be set to SO_MARK.
 	Mark int32 `protobuf:"varint,1,opt,name=mark,proto3" json:"mark,omitempty"`
 	// TFO is the state of TFO settings.
-	Tfo int32 `protobuf:"varint,2,opt,name=tfo,proto3" json:"tfo,omitempty"`
+	Tfo SocketConfig_TCPFastOpenState `protobuf:"varint,2,opt,name=tfo,proto3,enum=xray.transport.internet.SocketConfig_TCPFastOpenState" json:"tfo,omitempty"`
 	// TProxy is for enabling TProxy socket option.
 	Tproxy SocketConfig_TProxyMode `protobuf:"varint,3,opt,name=tproxy,proto3,enum=xray.transport.internet.SocketConfig_TProxyMode" json:"tproxy,omitempty"`
 	// ReceiveOriginalDestAddress is for enabling IP_RECVORIGDSTADDR socket
 	// option. This option is for UDP only.
-	ReceiveOriginalDestAddress bool           `protobuf:"varint,4,opt,name=receive_original_dest_address,json=receiveOriginalDestAddress,proto3" json:"receive_original_dest_address,omitempty"`
-	BindAddress                []byte         `protobuf:"bytes,5,opt,name=bind_address,json=bindAddress,proto3" json:"bind_address,omitempty"`
-	BindPort                   uint32         `protobuf:"varint,6,opt,name=bind_port,json=bindPort,proto3" json:"bind_port,omitempty"`
-	AcceptProxyProtocol        bool           `protobuf:"varint,7,opt,name=accept_proxy_protocol,json=acceptProxyProtocol,proto3" json:"accept_proxy_protocol,omitempty"`
-	DomainStrategy             DomainStrategy `protobuf:"varint,8,opt,name=domain_strategy,json=domainStrategy,proto3,enum=xray.transport.internet.DomainStrategy" json:"domain_strategy,omitempty"`
-	DialerProxy                string         `protobuf:"bytes,9,opt,name=dialer_proxy,json=dialerProxy,proto3" json:"dialer_proxy,omitempty"`
+	ReceiveOriginalDestAddress bool   `protobuf:"varint,4,opt,name=receive_original_dest_address,json=receiveOriginalDestAddress,proto3" json:"receive_original_dest_address,omitempty"`
+	BindAddress                []byte `protobuf:"bytes,5,opt,name=bind_address,json=bindAddress,proto3" json:"bind_address,omitempty"`
+	BindPort                   uint32 `protobuf:"varint,6,opt,name=bind_port,json=bindPort,proto3" json:"bind_port,omitempty"`
+	AcceptProxyProtocol        bool   `protobuf:"varint,7,opt,name=accept_proxy_protocol,json=acceptProxyProtocol,proto3" json:"accept_proxy_protocol,omitempty"`
 }
 
 func (x *SocketConfig) Reset() {
@@ -468,11 +458,11 @@ func (x *SocketConfig) GetMark() int32 {
 	return 0
 }
 
-func (x *SocketConfig) GetTfo() int32 {
+func (x *SocketConfig) GetTfo() SocketConfig_TCPFastOpenState {
 	if x != nil {
 		return x.Tfo
 	}
-	return 0
+	return SocketConfig_AsIs
 }
 
 func (x *SocketConfig) GetTproxy() SocketConfig_TProxyMode {
@@ -510,20 +500,6 @@ func (x *SocketConfig) GetAcceptProxyProtocol() bool {
 	return false
 }
 
-func (x *SocketConfig) GetDomainStrategy() DomainStrategy {
-	if x != nil {
-		return x.DomainStrategy
-	}
-	return DomainStrategy_AS_IS
-}
-
-func (x *SocketConfig) GetDialerProxy() string {
-	if x != nil {
-		return x.DialerProxy
-	}
-	return ""
-}
-
 var File_transport_internet_config_proto protoreflect.FileDescriptor
 
 var file_transport_internet_config_proto_rawDesc = []byte{
@@ -571,58 +547,51 @@ var file_transport_internet_config_proto_rawDesc = []byte{
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 }
 
 var (
@@ -640,14 +609,14 @@ func file_transport_internet_config_proto_rawDescGZIP() []byte {
 var file_transport_internet_config_proto_enumTypes = make([]protoimpl.EnumInfo, 3)
 var file_transport_internet_config_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
 var file_transport_internet_config_proto_goTypes = []interface{}{
-	(TransportProtocol)(0),       // 0: xray.transport.internet.TransportProtocol
-	(DomainStrategy)(0),          // 1: xray.transport.internet.DomainStrategy
-	(SocketConfig_TProxyMode)(0), // 2: xray.transport.internet.SocketConfig.TProxyMode
-	(*TransportConfig)(nil),      // 3: xray.transport.internet.TransportConfig
-	(*StreamConfig)(nil),         // 4: xray.transport.internet.StreamConfig
-	(*ProxyConfig)(nil),          // 5: xray.transport.internet.ProxyConfig
-	(*SocketConfig)(nil),         // 6: xray.transport.internet.SocketConfig
-	(*serial.TypedMessage)(nil),  // 7: xray.common.serial.TypedMessage
+	(TransportProtocol)(0),             // 0: xray.transport.internet.TransportProtocol
+	(SocketConfig_TCPFastOpenState)(0), // 1: xray.transport.internet.SocketConfig.TCPFastOpenState
+	(SocketConfig_TProxyMode)(0),       // 2: xray.transport.internet.SocketConfig.TProxyMode
+	(*TransportConfig)(nil),            // 3: xray.transport.internet.TransportConfig
+	(*StreamConfig)(nil),               // 4: xray.transport.internet.StreamConfig
+	(*ProxyConfig)(nil),                // 5: xray.transport.internet.ProxyConfig
+	(*SocketConfig)(nil),               // 6: xray.transport.internet.SocketConfig
+	(*serial.TypedMessage)(nil),        // 7: xray.common.serial.TypedMessage
 }
 var file_transport_internet_config_proto_depIdxs = []int32{
 	0, // 0: xray.transport.internet.TransportConfig.protocol:type_name -> xray.transport.internet.TransportProtocol
@@ -656,8 +625,8 @@ var file_transport_internet_config_proto_depIdxs = []int32{
 	3, // 3: xray.transport.internet.StreamConfig.transport_settings:type_name -> xray.transport.internet.TransportConfig
 	7, // 4: xray.transport.internet.StreamConfig.security_settings:type_name -> xray.common.serial.TypedMessage
 	6, // 5: xray.transport.internet.StreamConfig.socket_settings:type_name -> xray.transport.internet.SocketConfig
-	2, // 6: xray.transport.internet.SocketConfig.tproxy:type_name -> xray.transport.internet.SocketConfig.TProxyMode
-	1, // 7: xray.transport.internet.SocketConfig.domain_strategy:type_name -> xray.transport.internet.DomainStrategy
+	1, // 6: xray.transport.internet.SocketConfig.tfo:type_name -> xray.transport.internet.SocketConfig.TCPFastOpenState
+	2, // 7: xray.transport.internet.SocketConfig.tproxy:type_name -> xray.transport.internet.SocketConfig.TProxyMode
 	8, // [8:8] is the sub-list for method output_type
 	8, // [8:8] is the sub-list for method input_type
 	8, // [8:8] is the sub-list for extension type_name

transport/internet/config.proto

@@ -17,13 +17,6 @@ enum TransportProtocol {
   DomainSocket = 5;
 }
 
-enum DomainStrategy {
-  AS_IS = 0;
-  USE_IP = 1;
-  USE_IP4 = 2;
-  USE_IP6 = 3;
-}
-
 message TransportConfig {
   // Type of network that this settings supports.
   // Deprecated. Use the string form below.
@@ -54,18 +47,24 @@ message StreamConfig {
   SocketConfig socket_settings = 6;
 }
 
-message ProxyConfig {
-  string tag = 1;
-  bool transportLayerProxy = 2;
-}
+message ProxyConfig { string tag = 1; }
 
 // SocketConfig is options to be applied on network sockets.
 message SocketConfig {
   // Mark of the connection. If non-zero, the value will be set to SO_MARK.
   int32 mark = 1;
 
+  enum TCPFastOpenState {
+    // AsIs is to leave the current TFO state as is, unmodified.
+    AsIs = 0;
+    // Enable is for enabling TFO explictly.
+    Enable = 1;
+    // Disable is for disabling TFO explictly.
+    Disable = 2;
+  }
+
   // TFO is the state of TFO settings.
-  int32 tfo = 2;
+  TCPFastOpenState tfo = 2;
 
   enum TProxyMode {
     // TProxy is off.
@@ -88,7 +87,4 @@ message SocketConfig {
   uint32 bind_port = 6;
 
   bool accept_proxy_protocol = 7;
-
-  DomainStrategy domain_strategy = 8;
-  string dialer_proxy = 9;
 }

transport/internet/grpc/config.go

@@ -1,14 +0,0 @@
-package grpc
-
-import (
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/transport/internet"
-)
-
-const protocolName = "grpc"
-
-func init() {
-	common.Must(internet.RegisterProtocolConfigCreator(protocolName, func() interface{} {
-		return new(Config)
-	}))
-}

transport/internet/grpc/config.pb.go

@@ -1,172 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.6
-// 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"
-	sync "sync"
-)
-
-const (
-	// Verify that this generated code is sufficiently up-to-date.
-	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
-	// Verify that runtime/protoimpl is sufficiently up-to-date.
-	_ = 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
-	unknownFields protoimpl.UnknownFields
-
-	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"`
-}
-
-func (x *Config) Reset() {
-	*x = Config{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_transport_internet_grpc_config_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Config) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Config) ProtoMessage() {}
-
-func (x *Config) ProtoReflect() protoreflect.Message {
-	mi := &file_transport_internet_grpc_config_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use Config.ProtoReflect.Descriptor instead.
-func (*Config) Descriptor() ([]byte, []int) {
-	return file_transport_internet_grpc_config_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *Config) GetHost() string {
-	if x != nil {
-		return x.Host
-	}
-	return ""
-}
-
-func (x *Config) GetServiceName() string {
-	if x != nil {
-		return x.ServiceName
-	}
-	return ""
-}
-
-func (x *Config) GetMultiMode() bool {
-	if x != nil {
-		return x.MultiMode
-	}
-	return false
-}
-
-var File_transport_internet_grpc_config_proto protoreflect.FileDescriptor
-
-var file_transport_internet_grpc_config_proto_rawDesc = []byte{
-	0x0a, 0x24, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65,
-	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,
-}
-
-var (
-	file_transport_internet_grpc_config_proto_rawDescOnce sync.Once
-	file_transport_internet_grpc_config_proto_rawDescData = file_transport_internet_grpc_config_proto_rawDesc
-)
-
-func file_transport_internet_grpc_config_proto_rawDescGZIP() []byte {
-	file_transport_internet_grpc_config_proto_rawDescOnce.Do(func() {
-		file_transport_internet_grpc_config_proto_rawDescData = protoimpl.X.CompressGZIP(file_transport_internet_grpc_config_proto_rawDescData)
-	})
-	return file_transport_internet_grpc_config_proto_rawDescData
-}
-
-var file_transport_internet_grpc_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
-var file_transport_internet_grpc_config_proto_goTypes = []interface{}{
-	(*Config)(nil), // 0: xray.transport.internet.grpc.encoding.Config
-}
-var file_transport_internet_grpc_config_proto_depIdxs = []int32{
-	0, // [0:0] is the sub-list for method output_type
-	0, // [0:0] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
-}
-
-func init() { file_transport_internet_grpc_config_proto_init() }
-func file_transport_internet_grpc_config_proto_init() {
-	if File_transport_internet_grpc_config_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_transport_internet_grpc_config_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Config); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_transport_internet_grpc_config_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   1,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_transport_internet_grpc_config_proto_goTypes,
-		DependencyIndexes: file_transport_internet_grpc_config_proto_depIdxs,
-		MessageInfos:      file_transport_internet_grpc_config_proto_msgTypes,
-	}.Build()
-	File_transport_internet_grpc_config_proto = out.File
-	file_transport_internet_grpc_config_proto_rawDesc = nil
-	file_transport_internet_grpc_config_proto_goTypes = nil
-	file_transport_internet_grpc_config_proto_depIdxs = nil
-}

transport/internet/grpc/config.proto

@@ -1,10 +0,0 @@
-syntax = "proto3";
-
-package xray.transport.internet.grpc.encoding;
-option go_package = "github.com/xtls/xray-core/transport/internet/grpc";
-
-message Config {
-  string host = 1;
-  string service_name = 2;
-  bool multi_mode = 3;
-}

transport/internet/grpc/dial.go

@@ -1,139 +0,0 @@
-package grpc
-
-import (
-	"context"
-	gonet "net"
-	"sync"
-	"time"
-
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/backoff"
-	"google.golang.org/grpc/connectivity"
-	"google.golang.org/grpc/credentials"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/session"
-	"github.com/xtls/xray-core/transport/internet"
-	"github.com/xtls/xray-core/transport/internet/grpc/encoding"
-	"github.com/xtls/xray-core/transport/internet/tls"
-)
-
-func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (internet.Connection, error) {
-	newError("creating connection to ", dest).WriteToLog(session.ExportIDToError(ctx))
-
-	conn, err := dialgRPC(ctx, dest, streamSettings)
-	if err != nil {
-		return nil, newError("failed to dial gRPC").Base(err)
-	}
-	return internet.Connection(conn), nil
-}
-
-func init() {
-	common.Must(internet.RegisterTransportDialer(protocolName, Dial))
-}
-
-type dialerConf struct {
-	net.Destination
-	*internet.SocketConfig
-	*tls.Config
-}
-
-var (
-	globalDialerMap    map[dialerConf]*grpc.ClientConn
-	globalDialerAccess sync.Mutex
-)
-
-func dialgRPC(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (net.Conn, error) {
-	grpcSettings := streamSettings.ProtocolSettings.(*Config)
-
-	tlsConfig := tls.ConfigFromStreamSettings(streamSettings)
-
-	conn, err := getGrpcClient(ctx, dest, tlsConfig, streamSettings.SocketSettings)
-
-	if err != nil {
-		return nil, newError("failed to dial gRPC").Base(err)
-	}
-	client := encoding.NewGRPCServiceClient(conn)
-	if grpcSettings.MultiMode {
-		newError("using gRPC multi mode").AtDebug().WriteToLog()
-		grpcService, err := client.(encoding.GRPCServiceClientX).TunMultiCustomName(ctx, grpcSettings.ServiceName)
-		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)
-	if err != nil {
-		return nil, newError("Cannot dial gRPC").Base(err)
-	}
-
-	return encoding.NewHunkConn(grpcService, nil), nil
-}
-
-func getGrpcClient(ctx context.Context, dest net.Destination, tlsConfig *tls.Config, sockopt *internet.SocketConfig) (*grpc.ClientConn, error) {
-	globalDialerAccess.Lock()
-	defer globalDialerAccess.Unlock()
-
-	if globalDialerMap == nil {
-		globalDialerMap = make(map[dialerConf]*grpc.ClientConn)
-	}
-
-	if client, found := globalDialerMap[dialerConf{dest, sockopt, tlsConfig}]; found && client.GetState() != connectivity.Shutdown {
-		return client, nil
-	}
-
-	dialOption := grpc.WithInsecure()
-
-	if tlsConfig != nil {
-		dialOption = grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig.GetTLSConfig()))
-	}
-
-	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()),
-		dialOption,
-		grpc.WithConnectParams(grpc.ConnectParams{
-			Backoff: backoff.Config{
-				BaseDelay:  500 * time.Millisecond,
-				Multiplier: 1.5,
-				Jitter:     0.2,
-				MaxDelay:   19 * time.Second,
-			},
-			MinConnectTimeout: 5 * time.Second,
-		}),
-		grpc.WithContextDialer(func(gctx context.Context, s string) (gonet.Conn, error) {
-			gctx = session.ContextWithID(gctx, session.IDFromContext(ctx))
-			gctx = session.ContextWithOutbound(gctx, session.OutboundFromContext(ctx))
-
-			rawHost, rawPort, err := net.SplitHostPort(s)
-			if err != nil {
-				return nil, err
-			}
-			if len(rawPort) == 0 {
-				rawPort = "443"
-			}
-			port, err := net.PortFromString(rawPort)
-			if err != nil {
-				return nil, err
-			}
-			address := net.ParseAddress(rawHost)
-			conn, err := internet.DialSystem(gctx, net.TCPDestination(address, port), sockopt)
-			if err != nil {
-				newError("failed to dial connection for gRPC").Base(err).WriteToLog()
-			}
-			return conn, err
-		}),
-		grpc.WithBlock(),
-		grpc.WithReturnConnectionError(),
-		grpc.WithDisableRetry(),
-	)
-	globalDialerMap[dialerConf{dest, sockopt, tlsConfig}] = conn
-	return conn, err
-}