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
 

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()
-	if request.ExcludedDomainMatcher != nil {
-		if request.ExcludedDomainMatcher.ApplyDomain(domain) {
+	for _, d := range request.ExcludeForDomain {
+		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
 		}
 	}
@@ -205,16 +193,6 @@ func shouldOverride(ctx context.Context, result SniffResult, request session.Sni
 	return false
 }
 
-func canSniff(ctx context.Context, req session.SniffingRequest, destination net.Destination) bool {
-	if destination.Address.Family().IsIP() && req.ExcludedIPMatcher != nil {
-		if req.ExcludedIPMatcher.MatchIP(destination.Address.IP()) {
-			return false
-		}
-	}
-
-	return true
-}
-
 // Dispatch implements routing.Dispatcher.
 func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destination) (*transport.Link, error) {
 	if !destination.IsValid() {
@@ -232,39 +210,19 @@ func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destin
 		ctx = session.ContextWithContent(ctx, content)
 	}
 	sniffingRequest := content.SniffingRequest
-
-	if !canSniff(ctx, sniffingRequest, destination) {
-		newError("skip sniffing for ip ", destination.Address.String()).AtDebug().WriteToLog()
-		sniffingRequest.Enabled = false
-	}
-
-	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)
@@ -276,59 +234,48 @@ 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) {
 	var handler outbound.Handler
 
+	skipRoutePick := false
+	if content := session.ContentFromContext(ctx); content != nil {
+		skipRoutePick = content.SkipRoutePick
+	}
+
 	routingLink := routing_session.AsRoutingContext(ctx)
 	inTag := routingLink.GetInboundTag()
 	isPickRoute := false
-	if d.router != nil {
+	if d.router != nil && !skipRoutePick {
 		if route, err := d.router.PickRoute(routingLink); err == nil {
 			outTag := route.GetOutboundTag()
 			isPickRoute = true

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.go

@@ -1,64 +0,0 @@
-package dns
-
-import (
-	dm "github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/str"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/uuid"
-)
-
-var typeMap = map[dm.MatchingType]str.Type{
-	dm.MatchingType_Keyword:   str.Substr,
-	dm.MatchingType_Regex:     str.Regex,
-	dm.MatchingType_Subdomain: str.Domain,
-	dm.MatchingType_Full:      str.Full,
-}
-
-// References:
-// https://www.iana.org/assignments/special-use-domain-names/special-use-domain-names.xhtml
-// https://unix.stackexchange.com/questions/92441/whats-the-difference-between-local-home-and-lan
-var localTLDsAndDotlessDomains = []*dm.Domain{
-	{Type: dm.MatchingType_Regex, Value: "^[^.]+$"}, // This will only match domains without any dot
-	{Type: dm.MatchingType_Subdomain, Value: "local"},
-	{Type: dm.MatchingType_Subdomain, Value: "localdomain"},
-	{Type: dm.MatchingType_Subdomain, Value: "localhost"},
-	{Type: dm.MatchingType_Subdomain, Value: "lan"},
-	{Type: dm.MatchingType_Subdomain, Value: "home.arpa"},
-	{Type: dm.MatchingType_Subdomain, Value: "example"},
-	{Type: dm.MatchingType_Subdomain, Value: "invalid"},
-	{Type: dm.MatchingType_Subdomain, Value: "test"},
-}
-
-var localTLDsAndDotlessDomainsRule = &NameServer_OriginalRule{
-	Rule: "geosite:private",
-	Size: uint32(len(localTLDsAndDotlessDomains)),
-}
-
-func toStrMatcher(t dm.MatchingType, domain string) (str.Matcher, error) {
-	strMType, f := typeMap[t]
-	if !f {
-		return nil, newError("unknown mapping type", t).AtWarning()
-	}
-	matcher, err := strMType.New(domain)
-	if err != nil {
-		return nil, newError("failed to create str matcher").Base(err)
-	}
-	return matcher, nil
-}
-
-func toNetIP(addrs []net.Address) ([]net.IP, error) {
-	ips := make([]net.IP, 0, len(addrs))
-	for _, addr := range addrs {
-		if addr.Family().IsIP() {
-			ips = append(ips, addr.IP())
-		} else {
-			return nil, newError("Failed to convert address", addr, "to Net IP.").AtWarning()
-		}
-	}
-	return ips, nil
-}
-
-func generateRandomTag() string {
-	id := uuid.New()
-	return "xray.system." + id.String()
-}

app/dns/config.pb.go

@@ -1,14 +1,14 @@
 // 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/dns/config.proto
 
 package dns
 
 import (
-	domain "github.com/xtls/xray-core/common/matcher/domain"
-	geoip "github.com/xtls/xray-core/common/matcher/geoip"
+	proto "github.com/golang/protobuf/proto"
+	router "github.com/xtls/xray-core/app/router"
 	net "github.com/xtls/xray-core/common/net"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
@@ -23,115 +23,71 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-type QueryStrategy int32
+// 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 DomainMatchingType int32
 
 const (
-	QueryStrategy_USE_IP  QueryStrategy = 0
-	QueryStrategy_USE_IP4 QueryStrategy = 1
-	QueryStrategy_USE_IP6 QueryStrategy = 2
+	DomainMatchingType_Full      DomainMatchingType = 0
+	DomainMatchingType_Subdomain DomainMatchingType = 1
+	DomainMatchingType_Keyword   DomainMatchingType = 2
+	DomainMatchingType_Regex     DomainMatchingType = 3
 )
 
-// Enum value maps for QueryStrategy.
+// Enum value maps for DomainMatchingType.
 var (
-	QueryStrategy_name = map[int32]string{
-		0: "USE_IP",
-		1: "USE_IP4",
-		2: "USE_IP6",
+	DomainMatchingType_name = map[int32]string{
+		0: "Full",
+		1: "Subdomain",
+		2: "Keyword",
+		3: "Regex",
 	}
-	QueryStrategy_value = map[string]int32{
-		"USE_IP":  0,
-		"USE_IP4": 1,
-		"USE_IP6": 2,
+	DomainMatchingType_value = map[string]int32{
+		"Full":      0,
+		"Subdomain": 1,
+		"Keyword":   2,
+		"Regex":     3,
 	}
 )
 
-func (x QueryStrategy) Enum() *QueryStrategy {
-	p := new(QueryStrategy)
+func (x DomainMatchingType) Enum() *DomainMatchingType {
+	p := new(DomainMatchingType)
 	*p = x
 	return p
 }
 
-func (x QueryStrategy) String() string {
+func (x DomainMatchingType) String() string {
 	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
 }
 
-func (QueryStrategy) Descriptor() protoreflect.EnumDescriptor {
+func (DomainMatchingType) Descriptor() protoreflect.EnumDescriptor {
 	return file_app_dns_config_proto_enumTypes[0].Descriptor()
 }
 
-func (QueryStrategy) Type() protoreflect.EnumType {
+func (DomainMatchingType) Type() protoreflect.EnumType {
 	return &file_app_dns_config_proto_enumTypes[0]
 }
 
-func (x QueryStrategy) Number() protoreflect.EnumNumber {
+func (x DomainMatchingType) Number() protoreflect.EnumNumber {
 	return protoreflect.EnumNumber(x)
 }
 
-// Deprecated: Use QueryStrategy.Descriptor instead.
-func (QueryStrategy) EnumDescriptor() ([]byte, []int) {
+// Deprecated: Use DomainMatchingType.Descriptor instead.
+func (DomainMatchingType) EnumDescriptor() ([]byte, []int) {
 	return file_app_dns_config_proto_rawDescGZIP(), []int{0}
 }
 
-type CacheStrategy int32
-
-const (
-	CacheStrategy_Cache_ALL     CacheStrategy = 0
-	CacheStrategy_Cache_NOERROR CacheStrategy = 1
-	CacheStrategy_Cache_DISABLE CacheStrategy = 2
-)
-
-// Enum value maps for CacheStrategy.
-var (
-	CacheStrategy_name = map[int32]string{
-		0: "Cache_ALL",
-		1: "Cache_NOERROR",
-		2: "Cache_DISABLE",
-	}
-	CacheStrategy_value = map[string]int32{
-		"Cache_ALL":     0,
-		"Cache_NOERROR": 1,
-		"Cache_DISABLE": 2,
-	}
-)
-
-func (x CacheStrategy) Enum() *CacheStrategy {
-	p := new(CacheStrategy)
-	*p = x
-	return p
-}
-
-func (x CacheStrategy) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (CacheStrategy) Descriptor() protoreflect.EnumDescriptor {
-	return file_app_dns_config_proto_enumTypes[1].Descriptor()
-}
-
-func (CacheStrategy) Type() protoreflect.EnumType {
-	return &file_app_dns_config_proto_enumTypes[1]
-}
-
-func (x CacheStrategy) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use CacheStrategy.Descriptor instead.
-func (CacheStrategy) EnumDescriptor() ([]byte, []int) {
-	return file_app_dns_config_proto_rawDescGZIP(), []int{1}
-}
-
 type NameServer struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Address           *net.Endpoint              `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
-	ClientIp          []byte                     `protobuf:"bytes,5,opt,name=client_ip,json=clientIp,proto3" json:"client_ip,omitempty"`
-	SkipFallback      bool                       `protobuf:"varint,6,opt,name=skipFallback,proto3" json:"skipFallback,omitempty"`
-	PrioritizedDomain []*domain.Domain           `protobuf:"bytes,2,rep,name=prioritized_domain,json=prioritizedDomain,proto3" json:"prioritized_domain,omitempty"`
-	Geoip             []*geoip.GeoIP             `protobuf:"bytes,3,rep,name=geoip,proto3" json:"geoip,omitempty"`
-	OriginalRules     []*NameServer_OriginalRule `protobuf:"bytes,4,rep,name=original_rules,json=originalRules,proto3" json:"original_rules,omitempty"`
+	Address           *net.Endpoint                `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	PrioritizedDomain []*NameServer_PriorityDomain `protobuf:"bytes,2,rep,name=prioritized_domain,json=prioritizedDomain,proto3" json:"prioritized_domain,omitempty"`
+	Geoip             []*router.GeoIP              `protobuf:"bytes,3,rep,name=geoip,proto3" json:"geoip,omitempty"`
+	OriginalRules     []*NameServer_OriginalRule   `protobuf:"bytes,4,rep,name=original_rules,json=originalRules,proto3" json:"original_rules,omitempty"`
 }
 
 func (x *NameServer) Reset() {
@@ -173,28 +129,14 @@ func (x *NameServer) GetAddress() *net.Endpoint {
 	return nil
 }
 
-func (x *NameServer) GetClientIp() []byte {
-	if x != nil {
-		return x.ClientIp
-	}
-	return nil
-}
-
-func (x *NameServer) GetSkipFallback() bool {
-	if x != nil {
-		return x.SkipFallback
-	}
-	return false
-}
-
-func (x *NameServer) GetPrioritizedDomain() []*domain.Domain {
+func (x *NameServer) GetPrioritizedDomain() []*NameServer_PriorityDomain {
 	if x != nil {
 		return x.PrioritizedDomain
 	}
 	return nil
 }
 
-func (x *NameServer) GetGeoip() []*geoip.GeoIP {
+func (x *NameServer) GetGeoip() []*router.GeoIP {
 	if x != nil {
 		return x.Geoip
 	}
@@ -232,10 +174,6 @@ type Config struct {
 	StaticHosts []*Config_HostMapping `protobuf:"bytes,4,rep,name=static_hosts,json=staticHosts,proto3" json:"static_hosts,omitempty"`
 	// Tag is the inbound tag of DNS client.
 	Tag string `protobuf:"bytes,6,opt,name=tag,proto3" json:"tag,omitempty"`
-	// DisableCache disables DNS cache
-	CacheStrategy   CacheStrategy `protobuf:"varint,8,opt,name=cache_strategy,json=cacheStrategy,proto3,enum=xray.app.dns.CacheStrategy" json:"cache_strategy,omitempty"`
-	QueryStrategy   QueryStrategy `protobuf:"varint,9,opt,name=query_strategy,json=queryStrategy,proto3,enum=xray.app.dns.QueryStrategy" json:"query_strategy,omitempty"`
-	DisableFallback bool          `protobuf:"varint,10,opt,name=disableFallback,proto3" json:"disableFallback,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -314,25 +252,59 @@ func (x *Config) GetTag() string {
 	return ""
 }
 
-func (x *Config) GetCacheStrategy() CacheStrategy {
-	if x != nil {
-		return x.CacheStrategy
-	}
-	return CacheStrategy_Cache_ALL
+type NameServer_PriorityDomain struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=xray.app.dns.DomainMatchingType" json:"type,omitempty"`
+	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
 }
 
-func (x *Config) GetQueryStrategy() QueryStrategy {
-	if x != nil {
-		return x.QueryStrategy
+func (x *NameServer_PriorityDomain) Reset() {
+	*x = NameServer_PriorityDomain{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_app_dns_config_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
 	}
-	return QueryStrategy_USE_IP
 }
 
-func (x *Config) GetDisableFallback() bool {
-	if x != nil {
-		return x.DisableFallback
+func (x *NameServer_PriorityDomain) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*NameServer_PriorityDomain) ProtoMessage() {}
+
+func (x *NameServer_PriorityDomain) ProtoReflect() protoreflect.Message {
+	mi := &file_app_dns_config_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
 	}
-	return false
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use NameServer_PriorityDomain.ProtoReflect.Descriptor instead.
+func (*NameServer_PriorityDomain) Descriptor() ([]byte, []int) {
+	return file_app_dns_config_proto_rawDescGZIP(), []int{0, 0}
+}
+
+func (x *NameServer_PriorityDomain) GetType() DomainMatchingType {
+	if x != nil {
+		return x.Type
+	}
+	return DomainMatchingType_Full
+}
+
+func (x *NameServer_PriorityDomain) GetDomain() string {
+	if x != nil {
+		return x.Domain
+	}
+	return ""
 }
 
 type NameServer_OriginalRule struct {
@@ -347,7 +319,7 @@ type NameServer_OriginalRule struct {
 func (x *NameServer_OriginalRule) Reset() {
 	*x = NameServer_OriginalRule{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_app_dns_config_proto_msgTypes[2]
+		mi := &file_app_dns_config_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -360,7 +332,7 @@ func (x *NameServer_OriginalRule) String() string {
 func (*NameServer_OriginalRule) ProtoMessage() {}
 
 func (x *NameServer_OriginalRule) ProtoReflect() protoreflect.Message {
-	mi := &file_app_dns_config_proto_msgTypes[2]
+	mi := &file_app_dns_config_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -373,7 +345,7 @@ func (x *NameServer_OriginalRule) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NameServer_OriginalRule.ProtoReflect.Descriptor instead.
 func (*NameServer_OriginalRule) Descriptor() ([]byte, []int) {
-	return file_app_dns_config_proto_rawDescGZIP(), []int{0, 0}
+	return file_app_dns_config_proto_rawDescGZIP(), []int{0, 1}
 }
 
 func (x *NameServer_OriginalRule) GetRule() string {
@@ -395,18 +367,19 @@ type Config_HostMapping struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Type   domain.MatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=xray.common.matcher.domain.MatchingType" json:"type,omitempty"`
-	Domain string              `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
-	Ip     [][]byte            `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,omitempty"`
+	Type   DomainMatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=xray.app.dns.DomainMatchingType" json:"type,omitempty"`
+	Domain string             `protobuf:"bytes,2,opt,name=domain,proto3" json:"domain,omitempty"`
+	Ip     [][]byte           `protobuf:"bytes,3,rep,name=ip,proto3" json:"ip,omitempty"`
 	// ProxiedDomain indicates the mapped domain has the same IP address on this
-	// domain. Xray will use this domain for IP queries.
+	// domain. Xray will use this domain for IP queries. This field is only
+	// effective if ip is empty.
 	ProxiedDomain string `protobuf:"bytes,4,opt,name=proxied_domain,json=proxiedDomain,proto3" json:"proxied_domain,omitempty"`
 }
 
 func (x *Config_HostMapping) Reset() {
 	*x = Config_HostMapping{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_app_dns_config_proto_msgTypes[4]
+		mi := &file_app_dns_config_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -419,7 +392,7 @@ func (x *Config_HostMapping) String() string {
 func (*Config_HostMapping) ProtoMessage() {}
 
 func (x *Config_HostMapping) ProtoReflect() protoreflect.Message {
-	mi := &file_app_dns_config_proto_msgTypes[4]
+	mi := &file_app_dns_config_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -435,11 +408,11 @@ func (*Config_HostMapping) Descriptor() ([]byte, []int) {
 	return file_app_dns_config_proto_rawDescGZIP(), []int{1, 1}
 }
 
-func (x *Config_HostMapping) GetType() domain.MatchingType {
+func (x *Config_HostMapping) GetType() DomainMatchingType {
 	if x != nil {
 		return x.Type
 	}
-	return domain.MatchingType_Full
+	return DomainMatchingType_Full
 }
 
 func (x *Config_HostMapping) GetDomain() string {
@@ -471,96 +444,79 @@ var file_app_dns_config_proto_rawDesc = []byte{
 	0x2e, 0x64, 0x6e, 0x73, 0x1a, 0x18, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e, 0x65, 0x74,
 	0x2f, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1c,
 	0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e, 0x65, 0x74, 0x2f, 0x64, 0x65, 0x73, 0x74, 0x69,
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-	0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x2f, 0x64, 0x6f, 0x6d,
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+	0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1b, 0x2e, 0x78, 0x72, 0x61,
+	0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x6e, 0x65, 0x74, 0x2e, 0x49, 0x50, 0x4f,
+	0x72, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x3a, 0x02,
+	0x38, 0x01, 0x1a, 0x92, 0x01, 0x0a, 0x0b, 0x48, 0x6f, 0x73, 0x74, 0x4d, 0x61, 0x70, 0x70, 0x69,
+	0x6e, 0x67, 0x12, 0x34, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e,
+	0x32, 0x20, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x64, 0x6e, 0x73, 0x2e,
+	0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x69, 0x6e, 0x67, 0x54, 0x79,
+	0x70, 0x65, 0x52, 0x04, 0x74, 0x79, 0x70, 0x65, 0x12, 0x16, 0x0a, 0x06, 0x64, 0x6f, 0x6d, 0x61,
+	0x69, 0x6e, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e,
+	0x12, 0x0e, 0x0a, 0x02, 0x69, 0x70, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0c, 0x52, 0x02, 0x69, 0x70,
+	0x12, 0x25, 0x0a, 0x0e, 0x70, 0x72, 0x6f, 0x78, 0x69, 0x65, 0x64, 0x5f, 0x64, 0x6f, 0x6d, 0x61,
+	0x69, 0x6e, 0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0d, 0x70, 0x72, 0x6f, 0x78, 0x69, 0x65,
+	0x64, 0x44, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x2a, 0x45, 0x0a, 0x12, 0x44, 0x6f, 0x6d, 0x61, 0x69,
+	0x6e, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x69, 0x6e, 0x67, 0x54, 0x79, 0x70, 0x65, 0x12, 0x08, 0x0a,
+	0x04, 0x46, 0x75, 0x6c, 0x6c, 0x10, 0x00, 0x12, 0x0d, 0x0a, 0x09, 0x53, 0x75, 0x62, 0x64, 0x6f,
+	0x6d, 0x61, 0x69, 0x6e, 0x10, 0x01, 0x12, 0x0b, 0x0a, 0x07, 0x4b, 0x65, 0x79, 0x77, 0x6f, 0x72,
+	0x64, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x52, 0x65, 0x67, 0x65, 0x78, 0x10, 0x03, 0x42, 0x46,
+	0x0a, 0x10, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x64,
+	0x6e, 0x73, 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, 0x64, 0x6e, 0x73, 0xaa, 0x02, 0x0c, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x41,
+	0x70, 0x70, 0x2e, 0x44, 0x6e, 0x73, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -575,40 +531,37 @@ func file_app_dns_config_proto_rawDescGZIP() []byte {
 	return file_app_dns_config_proto_rawDescData
 }
 
-var file_app_dns_config_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_app_dns_config_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_app_dns_config_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
+var file_app_dns_config_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_app_dns_config_proto_goTypes = []interface{}{
-	(QueryStrategy)(0),              // 0: xray.app.dns.QueryStrategy
-	(CacheStrategy)(0),              // 1: xray.app.dns.CacheStrategy
-	(*NameServer)(nil),              // 2: xray.app.dns.NameServer
-	(*Config)(nil),                  // 3: xray.app.dns.Config
-	(*NameServer_OriginalRule)(nil), // 4: xray.app.dns.NameServer.OriginalRule
-	nil,                             // 5: xray.app.dns.Config.HostsEntry
-	(*Config_HostMapping)(nil),      // 6: xray.app.dns.Config.HostMapping
-	(*net.Endpoint)(nil),            // 7: xray.common.net.Endpoint
-	(*domain.Domain)(nil),           // 8: xray.common.matcher.domain.Domain
-	(*geoip.GeoIP)(nil),             // 9: xray.common.matcher.geoip.GeoIP
-	(*net.IPOrDomain)(nil),          // 10: xray.common.net.IPOrDomain
-	(domain.MatchingType)(0),        // 11: xray.common.matcher.domain.MatchingType
+	(DomainMatchingType)(0),           // 0: xray.app.dns.DomainMatchingType
+	(*NameServer)(nil),                // 1: xray.app.dns.NameServer
+	(*Config)(nil),                    // 2: xray.app.dns.Config
+	(*NameServer_PriorityDomain)(nil), // 3: xray.app.dns.NameServer.PriorityDomain
+	(*NameServer_OriginalRule)(nil),   // 4: xray.app.dns.NameServer.OriginalRule
+	nil,                               // 5: xray.app.dns.Config.HostsEntry
+	(*Config_HostMapping)(nil),        // 6: xray.app.dns.Config.HostMapping
+	(*net.Endpoint)(nil),              // 7: xray.common.net.Endpoint
+	(*router.GeoIP)(nil),              // 8: xray.app.router.GeoIP
+	(*net.IPOrDomain)(nil),            // 9: xray.common.net.IPOrDomain
 }
 var file_app_dns_config_proto_depIdxs = []int32{
 	7,  // 0: xray.app.dns.NameServer.address:type_name -> xray.common.net.Endpoint
-	8,  // 1: xray.app.dns.NameServer.prioritized_domain:type_name -> xray.common.matcher.domain.Domain
-	9,  // 2: xray.app.dns.NameServer.geoip:type_name -> xray.common.matcher.geoip.GeoIP
+	3,  // 1: xray.app.dns.NameServer.prioritized_domain:type_name -> xray.app.dns.NameServer.PriorityDomain
+	8,  // 2: xray.app.dns.NameServer.geoip:type_name -> xray.app.router.GeoIP
 	4,  // 3: xray.app.dns.NameServer.original_rules:type_name -> xray.app.dns.NameServer.OriginalRule
 	7,  // 4: xray.app.dns.Config.NameServers:type_name -> xray.common.net.Endpoint
-	2,  // 5: xray.app.dns.Config.name_server:type_name -> xray.app.dns.NameServer
+	1,  // 5: xray.app.dns.Config.name_server:type_name -> xray.app.dns.NameServer
 	5,  // 6: xray.app.dns.Config.Hosts:type_name -> xray.app.dns.Config.HostsEntry
 	6,  // 7: xray.app.dns.Config.static_hosts:type_name -> xray.app.dns.Config.HostMapping
-	1,  // 8: xray.app.dns.Config.cache_strategy:type_name -> xray.app.dns.CacheStrategy
-	0,  // 9: xray.app.dns.Config.query_strategy:type_name -> xray.app.dns.QueryStrategy
-	10, // 10: xray.app.dns.Config.HostsEntry.value:type_name -> xray.common.net.IPOrDomain
-	11, // 11: xray.app.dns.Config.HostMapping.type:type_name -> xray.common.matcher.domain.MatchingType
-	12, // [12:12] is the sub-list for method output_type
-	12, // [12:12] is the sub-list for method input_type
-	12, // [12:12] is the sub-list for extension type_name
-	12, // [12:12] is the sub-list for extension extendee
-	0,  // [0:12] is the sub-list for field type_name
+	0,  // 8: xray.app.dns.NameServer.PriorityDomain.type:type_name -> xray.app.dns.DomainMatchingType
+	9,  // 9: xray.app.dns.Config.HostsEntry.value:type_name -> xray.common.net.IPOrDomain
+	0,  // 10: xray.app.dns.Config.HostMapping.type:type_name -> xray.app.dns.DomainMatchingType
+	11, // [11:11] is the sub-list for method output_type
+	11, // [11:11] is the sub-list for method input_type
+	11, // [11:11] is the sub-list for extension type_name
+	11, // [11:11] is the sub-list for extension extendee
+	0,  // [0:11] is the sub-list for field type_name
 }
 
 func init() { file_app_dns_config_proto_init() }
@@ -642,6 +595,18 @@ func file_app_dns_config_proto_init() {
 			}
 		}
 		file_app_dns_config_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*NameServer_PriorityDomain); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_app_dns_config_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NameServer_OriginalRule); i {
 			case 0:
 				return &v.state
@@ -653,7 +618,7 @@ func file_app_dns_config_proto_init() {
 				return nil
 			}
 		}
-		file_app_dns_config_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+		file_app_dns_config_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Config_HostMapping); i {
 			case 0:
 				return &v.state
@@ -671,8 +636,8 @@ func file_app_dns_config_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_app_dns_config_proto_rawDesc,
-			NumEnums:      2,
-			NumMessages:   5,
+			NumEnums:      1,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

app/dns/config.proto

@@ -8,34 +8,31 @@ option java_multiple_files = true;
 
 import "common/net/address.proto";
 import "common/net/destination.proto";
-import "common/matcher/domain/domain.proto";
-import "common/matcher/geoip/geoip.proto";
+import "app/router/config.proto";
 
 message NameServer {
   xray.common.net.Endpoint address = 1;
-  bytes client_ip = 5;
-  bool skipFallback = 6;
+
+  message PriorityDomain {
+    DomainMatchingType type = 1;
+    string domain = 2;
+  }
 
   message OriginalRule {
     string rule = 1;
     uint32 size = 2;
   }
 
-  repeated xray.common.matcher.domain.Domain prioritized_domain = 2;
-  repeated xray.common.matcher.geoip.GeoIP geoip = 3;
+  repeated PriorityDomain prioritized_domain = 2;
+  repeated xray.app.router.GeoIP geoip = 3;
   repeated OriginalRule original_rules = 4;
 }
 
-enum QueryStrategy {
-  USE_IP = 0;
-  USE_IP4 = 1;
-  USE_IP6 = 2;
-}
-
-enum CacheStrategy {
-  Cache_ALL = 0;
-  Cache_NOERROR = 1;
-  Cache_DISABLE = 2;
+enum DomainMatchingType {
+  Full = 0;
+  Subdomain = 1;
+  Keyword = 2;
+  Regex = 3;
 }
 
 message Config {
@@ -56,13 +53,14 @@ message Config {
   bytes client_ip = 3;
 
   message HostMapping {
-    xray.common.matcher.domain.MatchingType type = 1;
+    DomainMatchingType type = 1;
     string domain = 2;
 
     repeated bytes ip = 3;
 
     // ProxiedDomain indicates the mapped domain has the same IP address on this
-    // domain. Xray will use this domain for IP queries.
+    // domain. Xray will use this domain for IP queries. This field is only
+    // effective if ip is empty.
     string proxied_domain = 4;
   }
 
@@ -70,13 +68,4 @@ message Config {
 
   // Tag is the inbound tag of DNS client.
   string tag = 6;
-
-  reserved 7;
-
-  // DisableCache disables DNS cache
-  CacheStrategy cache_strategy = 8;
-
-  QueryStrategy query_strategy = 9;
-
-  bool disableFallback = 10;
 }

app/dns/dns.go

@@ -2,312 +2,3 @@
 package dns
 
 //go:generate go run github.com/xtls/xray-core/common/errors/errorgen
-
-import (
-	"context"
-	"fmt"
-	"strings"
-	"sync"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/matcher/geoip"
-	"github.com/xtls/xray-core/common/matcher/str"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/session"
-	"github.com/xtls/xray-core/features"
-	"github.com/xtls/xray-core/features/dns"
-)
-
-// DNS is a DNS rely server.
-type DNS struct {
-	sync.Mutex
-	tag             string
-	cacheStrategy   CacheStrategy
-	disableFallback bool
-	ipOption        *dns.IPOption
-	hosts           *StaticHosts
-	clients         []*Client
-	ctx             context.Context
-	domainMatcher   str.IndexMatcher
-	matcherInfos    []DomainMatcherInfo
-}
-
-// DomainMatcherInfo contains information attached to index returned by Server.domainMatcher
-type DomainMatcherInfo struct {
-	clientIdx     uint16
-	domainRuleIdx uint16
-}
-
-// New creates a new DNS server with given configuration.
-func New(ctx context.Context, config *Config) (*DNS, error) {
-	var tag string
-	if len(config.Tag) > 0 {
-		tag = config.Tag
-	} else {
-		tag = generateRandomTag()
-	}
-
-	var clientIP net.IP
-	switch len(config.ClientIp) {
-	case 0, net.IPv4len, net.IPv6len:
-		clientIP = net.IP(config.ClientIp)
-	default:
-		return nil, newError("unexpected client IP length ", len(config.ClientIp))
-	}
-
-	var ipOption *dns.IPOption
-	switch config.QueryStrategy {
-	case QueryStrategy_USE_IP:
-		ipOption = &dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: true,
-			FakeEnable: false,
-		}
-	case QueryStrategy_USE_IP4:
-		ipOption = &dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-			FakeEnable: false,
-		}
-	case QueryStrategy_USE_IP6:
-		ipOption = &dns.IPOption{
-			IPv4Enable: false,
-			IPv6Enable: true,
-			FakeEnable: false,
-		}
-	}
-
-	hosts, err := NewStaticHosts(config.StaticHosts, config.Hosts)
-	if err != nil {
-		return nil, newError("failed to create hosts").Base(err)
-	}
-
-	clients := []*Client{}
-	domainRuleCount := 0
-	for _, ns := range config.NameServer {
-		domainRuleCount += len(ns.PrioritizedDomain)
-	}
-
-	// MatcherInfos is ensured to cover the maximum index domainMatcher could return, where matcher's index starts from 1
-	matcherInfos := make([]DomainMatcherInfo, domainRuleCount+1)
-	domainMatcher := &str.MatcherGroup{}
-	geoipContainer := geoip.GeoIPMatcherContainer{}
-
-	for _, endpoint := range config.NameServers {
-		features.PrintDeprecatedFeatureWarning("simple DNS server")
-		client, err := NewSimpleClient(ctx, endpoint, clientIP)
-		if err != nil {
-			return nil, newError("failed to create client").Base(err)
-		}
-		clients = append(clients, client)
-	}
-
-	for _, ns := range config.NameServer {
-		clientIdx := len(clients)
-		updateDomain := func(domainRule str.Matcher, originalRuleIdx int, matcherInfos []DomainMatcherInfo) error {
-			midx := domainMatcher.Add(domainRule)
-			matcherInfos[midx] = DomainMatcherInfo{
-				clientIdx:     uint16(clientIdx),
-				domainRuleIdx: uint16(originalRuleIdx),
-			}
-			return nil
-		}
-
-		myClientIP := clientIP
-		switch len(ns.ClientIp) {
-		case net.IPv4len, net.IPv6len:
-			myClientIP = net.IP(ns.ClientIp)
-		}
-		client, err := NewClient(ctx, ns, myClientIP, geoipContainer, &matcherInfos, updateDomain)
-		if err != nil {
-			return nil, newError("failed to create client").Base(err)
-		}
-		clients = append(clients, client)
-	}
-
-	// If there is no DNS client in config, add a `localhost` DNS client
-	if len(clients) == 0 {
-		clients = append(clients, NewLocalDNSClient())
-	}
-
-	return &DNS{
-		tag:             tag,
-		hosts:           hosts,
-		ipOption:        ipOption,
-		clients:         clients,
-		ctx:             ctx,
-		domainMatcher:   domainMatcher,
-		matcherInfos:    matcherInfos,
-		cacheStrategy:   config.CacheStrategy,
-		disableFallback: config.DisableFallback,
-	}, nil
-}
-
-// Type implements common.HasType.
-func (*DNS) Type() interface{} {
-	return dns.ClientType()
-}
-
-// Start implements common.Runnable.
-func (s *DNS) Start() error {
-	return nil
-}
-
-// Close implements common.Closable.
-func (s *DNS) Close() error {
-	return nil
-}
-
-// IsOwnLink implements proxy.dns.ownLinkVerifier
-func (s *DNS) IsOwnLink(ctx context.Context) bool {
-	inbound := session.InboundFromContext(ctx)
-	return inbound != nil && inbound.Tag == s.tag
-}
-
-// LookupIP implements dns.Client.
-func (s *DNS) LookupIP(domain string) ([]net.IP, error) {
-	return s.lookupIPInternal(domain, s.ipOption.Copy())
-}
-
-// LookupOptions implements dns.Client.
-func (s *DNS) LookupOptions(domain string, opts ...dns.Option) ([]net.IP, error) {
-	opt := s.ipOption.Copy()
-	for _, o := range opts {
-		if o != nil {
-			o(opt)
-		}
-	}
-
-	return s.lookupIPInternal(domain, opt)
-}
-
-// LookupIPv4 implements dns.IPv4Lookup.
-func (s *DNS) LookupIPv4(domain string) ([]net.IP, error) {
-	return s.lookupIPInternal(domain, &dns.IPOption{
-		IPv4Enable: true,
-	})
-}
-
-// LookupIPv6 implements dns.IPv6Lookup.
-func (s *DNS) LookupIPv6(domain string) ([]net.IP, error) {
-	return s.lookupIPInternal(domain, &dns.IPOption{
-		IPv6Enable: true,
-	})
-}
-
-func (s *DNS) lookupIPInternal(domain string, option *dns.IPOption) ([]net.IP, error) {
-	if domain == "" {
-		return nil, newError("empty domain name")
-	}
-	if isQuery(option) {
-		return nil, newError("empty option: Impossible.").AtWarning()
-	}
-
-	// Normalize the FQDN form query
-	if strings.HasSuffix(domain, ".") {
-		domain = domain[:len(domain)-1]
-	}
-
-	// Static host lookup
-	switch addrs := s.hosts.Lookup(domain, option); {
-	case addrs == nil: // Domain not recorded in static host
-		break
-	case len(addrs) == 0: // Domain recorded, but no valid IP returned (e.g. IPv4 address with only IPv6 enabled)
-		return nil, dns.ErrEmptyResponse
-	case len(addrs) == 1 && addrs[0].Family().IsDomain(): // Domain replacement
-		newError("domain replaced: ", domain, " -> ", addrs[0].Domain()).WriteToLog()
-		domain = addrs[0].Domain()
-	default:
-		// Successfully found ip records in static host.
-		// Skip hosts mapping result in FakeDNS query.
-		if isIPQuery(option) {
-			newError("returning ", len(addrs), " IP(s) for domain ", domain, " -> ", addrs).WriteToLog()
-			return toNetIP(addrs)
-		}
-	}
-
-	// Name servers lookup
-	errs := []error{}
-	ctx := session.ContextWithInbound(s.ctx, &session.Inbound{Tag: s.tag})
-	for _, client := range s.sortClients(domain, option) {
-		ips, err := client.QueryIP(ctx, domain, *option, s.cacheStrategy)
-		if len(ips) > 0 {
-			return ips, nil
-		}
-		if err != nil {
-			newError("failed to lookup ip for domain ", domain, " at server ", client.Name()).Base(err).WriteToLog()
-			errs = append(errs, err)
-		}
-		if err != context.Canceled && err != context.DeadlineExceeded && err != errExpectedIPNonMatch {
-			return nil, err
-		}
-	}
-
-	return nil, newError("returning nil for domain ", domain).Base(errors.Combine(errs...))
-}
-
-func (s *DNS) sortClients(domain string, option *dns.IPOption) []*Client {
-	clients := make([]*Client, 0, len(s.clients))
-	clientUsed := make([]bool, len(s.clients))
-	clientNames := make([]string, 0, len(s.clients))
-	domainRules := []string{}
-
-	defer func() {
-		if len(domainRules) > 0 {
-			newError("domain ", domain, " matches following rules: ", domainRules).AtDebug().WriteToLog()
-		}
-		if len(clientNames) > 0 {
-			newError("domain ", domain, " will use DNS in order: ", clientNames).AtDebug().WriteToLog()
-		}
-		if len(clients) == 0 {
-			clients = append(clients, s.clients[0])
-			clientNames = append(clientNames, s.clients[0].Name())
-			newError("domain ", domain, " will use the first DNS: ", clientNames).AtDebug().WriteToLog()
-		}
-	}()
-
-	// Priority domain matching
-	for _, match := range s.domainMatcher.Match(domain) {
-		info := s.matcherInfos[match]
-		client := s.clients[info.clientIdx]
-		domainRule := client.domains[info.domainRuleIdx]
-		if !canQueryOnClient(option, client) {
-			newError("skipping the client " + client.Name()).AtDebug().WriteToLog()
-			continue
-		}
-		domainRules = append(domainRules, fmt.Sprintf("%s(DNS idx:%d)", domainRule, info.clientIdx))
-		if clientUsed[info.clientIdx] {
-			continue
-		}
-		clientUsed[info.clientIdx] = true
-		clients = append(clients, client)
-		clientNames = append(clientNames, client.Name())
-	}
-
-	if !s.disableFallback {
-		// Default round-robin query
-		for idx, client := range s.clients {
-			if clientUsed[idx] || client.skipFallback {
-				continue
-			}
-
-			if !canQueryOnClient(option, client) {
-				newError("skipping the client " + client.Name()).AtDebug().WriteToLog()
-				continue
-			}
-
-			clientUsed[idx] = true
-			clients = append(clients, client)
-			clientNames = append(clientNames, client.Name())
-		}
-	}
-
-	return clients
-}
-
-func init() {
-	common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
-		return New(ctx, config.(*Config))
-	}))
-}

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"
@@ -42,77 +41,20 @@ type DoHNameServer struct {
 	name       string
 }
 
-// NewDoHNameServer creates DOH server object for remote resolving
-func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher) (*DoHNameServer, error) {
+// NewDoHNameServer creates DOH client object for remote resolving
+func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, clientIP net.IP) (*DoHNameServer, error) {
 	newError("DNS: created Remote DOH client for ", url.String()).AtInfo().WriteToLog()
-	s := baseDOHNameServer(url, "DOH")
+	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
-			}
-			log.Record(&log.AccessMessage{
-				From:   "DoH",
-				To:     s.dohURL,
-				Status: log.AccessAccepted,
-				Detour: "local",
-			})
-
-			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
 }
 
 // NewDoHLocalNameServer creates DOH client object for local resolving
-func NewDoHLocalNameServer(url *url.URL) *DoHNameServer {
+func NewDoHLocalNameServer(url *url.URL, clientIP net.IP) *DoHNameServer {
 	url.Scheme = "https"
-	s := baseDOHNameServer(url, "DOHL")
+	s := baseDOHNameServer(url, "DOHL", clientIP)
 	tr := &http.Transport{
 		IdleConnTimeout:   90 * time.Second,
 		ForceAttemptHTTP2: true,
@@ -122,12 +64,6 @@ func NewDoHLocalNameServer(url *url.URL) *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
 			}
@@ -142,12 +78,13 @@ func NewDoHLocalNameServer(url *url.URL) *DoHNameServer {
 	return s
 }
 
-func baseDOHNameServer(url *url.URL, prefix string) *DoHNameServer {
+func baseDOHNameServer(url *url.URL, prefix string, clientIP net.IP) *DoHNameServer {
 	s := &DoHNameServer{
-		ips:    make(map[string]record),
-		pub:    pubsub.NewService(),
-		name:   prefix + "//" + url.Host,
-		dohURL: url.String(),
+		ips:      make(map[string]record),
+		clientIP: clientIP,
+		pub:      pubsub.NewService(),
+		name:     prefix + "//" + url.Host,
+		dohURL:   url.String(),
 	}
 	s.cleanup = &task.Periodic{
 		Interval: time.Minute,
@@ -157,7 +94,7 @@ func baseDOHNameServer(url *url.URL, prefix string) *DoHNameServer {
 	return s
 }
 
-// Name implements Server.
+// Name returns client name
 func (s *DoHNameServer) Name() string {
 	return s.name
 }
@@ -240,7 +177,7 @@ func (s *DoHNameServer) newReqID() uint16 {
 	return uint16(atomic.AddUint32(&s.reqID, 1))
 }
 
-func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, 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 {
@@ -248,7 +185,7 @@ func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP n
 		return
 	}
 
-	reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(clientIP))
+	reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(s.clientIP))
 
 	var deadline time.Time
 	if d, ok := ctx.Deadline(); ok {
@@ -269,8 +206,8 @@ func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP n
 			}
 
 			dnsCtx = session.ContextWithContent(dnsCtx, &session.Content{
-				Protocol:       "https",
-				SkipDNSResolve: true,
+				Protocol: "https",
+				//SkipRoutePick: true,
 			})
 
 			// forced to use mux for DOH
@@ -312,6 +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
@@ -326,7 +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()
@@ -354,7 +326,7 @@ func (s *DoHNameServer) findIPsForDomain(domain string, option dns_feature.IPOpt
 	}
 
 	if len(ips) > 0 {
-		return toNetIP(ips)
+		return toNetIP(ips), nil
 	}
 
 	if lastErr != nil {
@@ -368,21 +340,14 @@ func (s *DoHNameServer) findIPsForDomain(domain string, option dns_feature.IPOpt
 	return nil, errRecordNotFound
 }
 
-// QueryIP implements Server.
-func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, cs CacheStrategy) ([]net.IP, error) { // nolint: dupl
+// QueryIP is called from dns.Server->queryIPTimeout
+func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
 
-	if cs == CacheStrategy_Cache_DISABLE {
-		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
-	} else {
-		ips, err := s.findIPsForDomain(fqdn, option)
-		if err != errRecordNotFound {
-			if cs == CacheStrategy_Cache_NOERROR && err == nil {
-				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
-			}
-		}
+	ips, err := s.findIPsForDomain(fqdn, option)
+	if err != errRecordNotFound {
+		newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
+		return ips, err
 	}
 
 	// ipv4 and ipv6 belong to different subscription groups
@@ -411,13 +376,11 @@ func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net
 		}
 		close(done)
 	}()
-	s.sendQuery(ctx, fqdn, clientIP, option)
-	start := time.Now()
+	s.sendQuery(ctx, fqdn, option)
 
 	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

@@ -2,21 +2,39 @@ package dns
 
 import (
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/str"
 	"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.
 type StaticHosts struct {
 	ips      [][]net.Address
-	matchers *str.MatcherGroup
+	matchers *strmatcher.MatcherGroup
+}
+
+var typeMap = map[DomainMatchingType]strmatcher.Type{
+	DomainMatchingType_Full:      strmatcher.Full,
+	DomainMatchingType_Subdomain: strmatcher.Domain,
+	DomainMatchingType_Keyword:   strmatcher.Substr,
+	DomainMatchingType_Regex:     strmatcher.Regex,
+}
+
+func toStrMatcher(t DomainMatchingType, domain string) (strmatcher.Matcher, error) {
+	strMType, f := typeMap[t]
+	if !f {
+		return nil, newError("unknown mapping type", t).AtWarning()
+	}
+	matcher, err := strMType.New(domain)
+	if err != nil {
+		return nil, newError("failed to create str matcher").Base(err)
+	}
+	return matcher, nil
 }
 
 // NewStaticHosts creates a new StaticHosts instance.
 func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDomain) (*StaticHosts, error) {
-	g := new(str.MatcherGroup)
+	g := new(strmatcher.MatcherGroup)
 	sh := &StaticHosts{
 		ips:      make([][]net.Address, len(hosts)+len(legacy)+16),
 		matchers: g,
@@ -26,7 +44,7 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
 		features.PrintDeprecatedFeatureWarning("simple host mapping")
 
 		for domain, ip := range legacy {
-			matcher, err := str.Full.New(domain)
+			matcher, err := strmatcher.Full.New(domain)
 			common.Must(err)
 			id := g.Add(matcher)
 
@@ -47,9 +65,6 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
 		id := g.Add(matcher)
 		ips := make([]net.Address, 0, len(mapping.Ip)+1)
 		switch {
-		case len(mapping.ProxiedDomain) > 0:
-			ips = append(ips, net.DomainAddress(mapping.ProxiedDomain))
-
 		case len(mapping.Ip) > 0:
 			for _, ip := range mapping.Ip {
 				addr := net.IPAddress(ip)
@@ -59,56 +74,49 @@ func NewStaticHosts(hosts []*Config_HostMapping, legacy map[string]*net.IPOrDoma
 				ips = append(ips, addr)
 			}
 
+		case len(mapping.ProxiedDomain) > 0:
+			ips = append(ips, net.DomainAddress(mapping.ProxiedDomain))
+
 		default:
 			return nil, newError("neither IP address nor proxied domain specified for domain: ", mapping.Domain).AtWarning()
 		}
 
+		// Special handling for localhost IPv6. This is a dirty workaround as JSON config supports only single IP mapping.
+		if len(ips) == 1 && ips[0] == net.LocalHostIP {
+			ips = append(ips, net.LocalHostIPv6)
+		}
+
 		sh.ips[id] = ips
 	}
 
 	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) {
 			filtered = append(filtered, ip)
 		}
 	}
+	if len(filtered) == 0 {
+		return nil
+	}
 	return filtered
 }
 
-func (h *StaticHosts) lookupInternal(domain string) []net.Address {
-	var ips []net.Address
-	for _, id := range h.matchers.Match(domain) {
+// LookupIP returns IP address for the given domain, if exists in this StaticHosts.
+func (h *StaticHosts) LookupIP(domain string, option IPOption) []net.Address {
+	indices := h.matchers.Match(domain)
+	if len(indices) == 0 {
+		return nil
+	}
+	ips := []net.Address{}
+	for _, id := range indices {
 		ips = append(ips, h.ips[id]...)
 	}
 	if len(ips) == 1 && ips[0].Family().IsDomain() {
 		return ips
 	}
-	return ips
-}
-
-func (h *StaticHosts) lookup(domain string, option *dns.IPOption, maxDepth int) []net.Address {
-	switch addrs := h.lookupInternal(domain); {
-	case len(addrs) == 0: // Not recorded in static hosts, return nil
-		return nil
-	case len(addrs) == 1 && addrs[0].Family().IsDomain(): // Try to unwrap domain
-		newError("found replaced domain: ", domain, " -> ", addrs[0].Domain(), ". Try to unwrap it").AtDebug().WriteToLog()
-		if maxDepth > 0 {
-			unwrapped := h.lookup(addrs[0].Domain(), option, maxDepth-1)
-			if unwrapped != nil {
-				return unwrapped
-			}
-		}
-		return addrs
-	default: // IP record found, return a non-nil IP array
-		return filterIP(addrs, option)
-	}
-}
-
-// Lookup returns IP addresses or proxied domain for the given domain, if exists in this StaticHosts.
-func (h *StaticHosts) Lookup(domain string, option *dns.IPOption) []net.Address {
-	return h.lookup(domain, option, 5)
+	return filterIP(ips, option)
 }

app/dns/hosts_test.go

@@ -7,47 +7,30 @@ import (
 
 	. "github.com/xtls/xray-core/app/dns"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/domain"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/dns"
 )
 
 func TestStaticHosts(t *testing.T) {
 	pb := []*Config_HostMapping{
 		{
-			Type:   domain.MatchingType_Full,
+			Type:   DomainMatchingType_Full,
 			Domain: "example.com",
 			Ip: [][]byte{
 				{1, 1, 1, 1},
 			},
 		},
 		{
-			Type:   domain.MatchingType_Full,
-			Domain: "proxy.example.com",
-			Ip: [][]byte{
-				{1, 2, 3, 4},
-				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
-			},
-			ProxiedDomain: "another-proxy.example.com",
-		},
-		{
-			Type:          domain.MatchingType_Full,
-			Domain:        "proxy2.example.com",
-			ProxiedDomain: "proxy.example.com",
-		},
-		{
-			Type:   domain.MatchingType_Subdomain,
+			Type:   DomainMatchingType_Subdomain,
 			Domain: "example.cn",
 			Ip: [][]byte{
 				{2, 2, 2, 2},
 			},
 		},
 		{
-			Type:   domain.MatchingType_Subdomain,
+			Type:   DomainMatchingType_Subdomain,
 			Domain: "baidu.com",
 			Ip: [][]byte{
 				{127, 0, 0, 1},
-				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
 			},
 		},
 	}
@@ -56,7 +39,7 @@ func TestStaticHosts(t *testing.T) {
 	common.Must(err)
 
 	{
-		ips := hosts.Lookup("example.com", &dns.IPOption{
+		ips := hosts.LookupIP("example.com", IPOption{
 			IPv4Enable: true,
 			IPv6Enable: true,
 		})
@@ -69,33 +52,7 @@ func TestStaticHosts(t *testing.T) {
 	}
 
 	{
-		domain := hosts.Lookup("proxy.example.com", &dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-		})
-		if len(domain) != 1 {
-			t.Error("expect 1 domain, but got ", len(domain))
-		}
-		if diff := cmp.Diff(domain[0].Domain(), "another-proxy.example.com"); diff != "" {
-			t.Error(diff)
-		}
-	}
-
-	{
-		domain := hosts.Lookup("proxy2.example.com", &dns.IPOption{
-			IPv4Enable: true,
-			IPv6Enable: false,
-		})
-		if len(domain) != 1 {
-			t.Error("expect 1 domain, but got ", len(domain))
-		}
-		if diff := cmp.Diff(domain[0].Domain(), "another-proxy.example.com"); diff != "" {
-			t.Error(diff)
-		}
-	}
-
-	{
-		ips := hosts.Lookup("www.example.cn", &dns.IPOption{
+		ips := hosts.LookupIP("www.example.cn", IPOption{
 			IPv4Enable: true,
 			IPv6Enable: true,
 		})
@@ -108,7 +65,7 @@ func TestStaticHosts(t *testing.T) {
 	}
 
 	{
-		ips := hosts.Lookup("baidu.com", &dns.IPOption{
+		ips := hosts.LookupIP("baidu.com", IPOption{
 			IPv4Enable: false,
 			IPv6Enable: true,
 		})

app/dns/nameserver.go

@@ -2,211 +2,53 @@ package dns
 
 import (
 	"context"
-	"net/url"
-	"strings"
-	"time"
 
-	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/matcher/geoip"
-	"github.com/xtls/xray-core/common/matcher/str"
 	"github.com/xtls/xray-core/common/net"
-	core "github.com/xtls/xray-core/core"
-	"github.com/xtls/xray-core/features/dns"
-	"github.com/xtls/xray-core/features/routing"
+	"github.com/xtls/xray-core/features/dns/localdns"
 )
 
-// Server is the interface for Name Server.
-type Server interface {
-	// Name of the Client.
-	Name() string
-	// QueryIP sends IP queries to its configured server.
-	QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns.IPOption, cs CacheStrategy) ([]net.IP, error)
+// IPOption is an object for IP query options.
+type IPOption struct {
+	IPv4Enable bool
+	IPv6Enable bool
 }
 
 // Client is the interface for DNS client.
-type Client struct {
-	server       Server
-	clientIP     net.IP
-	skipFallback bool
-	domains      []string
-	expectIPs    []*geoip.GeoIPMatcher
+type Client interface {
+	// Name of the Client.
+	Name() string
+
+	// QueryIP sends IP queries to its configured server.
+	QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error)
 }
 
-var errExpectedIPNonMatch = errors.New("expectIPs not match")
-
-// NewServer creates a name server object according to the network destination url.
-func NewServer(dest net.Destination, dispatcher routing.Dispatcher) (Server, error) {
-	if address := dest.Address; address.Family().IsDomain() {
-		u, err := url.Parse(address.Domain())
-		if err != nil {
-			return nil, err
-		}
-		switch {
-		case strings.EqualFold(u.String(), "localhost"):
-			return NewLocalNameServer(), nil
-		case strings.EqualFold(u.Scheme, "https"): // DOH Remote mode
-			return NewDoHNameServer(u, dispatcher)
-		case strings.EqualFold(u.Scheme, "https+local"): // DOH Local mode
-			return NewDoHLocalNameServer(u), nil
-		case strings.EqualFold(u.Scheme, "quic+local"): // DNS-over-QUIC Local mode
-			return NewQUICNameServer(u)
-		case strings.EqualFold(u.String(), "fakedns"):
-			return NewFakeDNSServer(), nil
-		}
-	}
-	if dest.Network == net.Network_Unknown {
-		dest.Network = net.Network_UDP
-	}
-	if dest.Network == net.Network_UDP { // UDP classic DNS mode
-		return NewClassicNameServer(dest, dispatcher), nil
-	}
-	return nil, newError("No available name server could be created from ", dest).AtWarning()
+type LocalNameServer struct {
+	client *localdns.Client
 }
 
-// NewClient creates a DNS client managing a name server with client IP, domain rules and expected IPs.
-func NewClient(ctx context.Context, ns *NameServer, clientIP net.IP, container geoip.GeoIPMatcherContainer, matcherInfos *[]DomainMatcherInfo, updateDomainRule func(str.Matcher, int, []DomainMatcherInfo) error) (*Client, error) {
-	client := &Client{}
-
-	err := core.RequireFeatures(ctx, func(dispatcher routing.Dispatcher) error {
-		// Create a new server for each client for now
-		server, err := NewServer(ns.Address.AsDestination(), dispatcher)
-		if err != nil {
-			return newError("failed to create nameserver").Base(err).AtWarning()
-		}
-
-		// Priotize local domains with specific TLDs or without any dot to local DNS
-		if _, isLocalDNS := server.(*LocalNameServer); isLocalDNS {
-			ns.PrioritizedDomain = append(ns.PrioritizedDomain, localTLDsAndDotlessDomains...)
-			ns.OriginalRules = append(ns.OriginalRules, localTLDsAndDotlessDomainsRule)
-			// The following lines is a solution to avoid core panics（rule index out of range） when setting `localhost` DNS client in config.
-			// Because the `localhost` DNS client will apend len(localTLDsAndDotlessDomains) rules into matcherInfos to match `geosite:private` default rule.
-			// But `matcherInfos` has no enough length to add rules, which leads to core panics (rule index out of range).
-			// To avoid this, the length of `matcherInfos` must be equal to the expected, so manually append it with Golang default zero value first for later modification.
-			for i := 0; i < len(localTLDsAndDotlessDomains); i++ {
-				*matcherInfos = append(*matcherInfos, DomainMatcherInfo{
-					clientIdx:     uint16(0),
-					domainRuleIdx: uint16(0),
-				})
-			}
-		}
-
-		// Establish domain rules
-		var rules []string
-		ruleCurr := 0
-		ruleIter := 0
-		for _, domain := range ns.PrioritizedDomain {
-			domainRule, err := toStrMatcher(domain.Type, domain.Value)
-			if err != nil {
-				return newError("failed to create prioritized domain").Base(err).AtWarning()
-			}
-			originalRuleIdx := ruleCurr
-			if ruleCurr < len(ns.OriginalRules) {
-				rule := ns.OriginalRules[ruleCurr]
-				if ruleCurr >= len(rules) {
-					rules = append(rules, rule.Rule)
-				}
-				ruleIter++
-				if ruleIter >= int(rule.Size) {
-					ruleIter = 0
-					ruleCurr++
-				}
-			} else { // No original rule, generate one according to current domain matcher (majorly for compatibility with tests)
-				rules = append(rules, domainRule.String())
-				ruleCurr++
-			}
-			err = updateDomainRule(domainRule, originalRuleIdx, *matcherInfos)
-			if err != nil {
-				return newError("failed to create prioritized domain").Base(err).AtWarning()
-			}
-		}
-
-		// Establish expected IPs
-		var matchers []*geoip.GeoIPMatcher
-		for _, geoip := range ns.Geoip {
-			matcher, err := container.Add(geoip)
-			if err != nil {
-				return newError("failed to create ip matcher").Base(err).AtWarning()
-			}
-			matchers = append(matchers, matcher)
-		}
-
-		if len(clientIP) > 0 {
-			switch ns.Address.Address.GetAddress().(type) {
-			case *net.IPOrDomain_Domain:
-				newError("DNS: client ", ns.Address.Address.GetDomain(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
-			case *net.IPOrDomain_Ip:
-				newError("DNS: client ", ns.Address.Address.GetIp(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
-			}
-		}
-
-		client.server = server
-		client.clientIP = clientIP
-		client.domains = rules
-		client.expectIPs = matchers
-		return nil
-	})
-	return client, err
-}
-
-// NewSimpleClient creates a DNS client with a simple destination.
-func NewSimpleClient(ctx context.Context, endpoint *net.Endpoint, clientIP net.IP) (*Client, error) {
-	client := &Client{}
-	err := core.RequireFeatures(ctx, func(dispatcher routing.Dispatcher) error {
-		server, err := NewServer(endpoint.AsDestination(), dispatcher)
-		if err != nil {
-			return newError("failed to create nameserver").Base(err).AtWarning()
-		}
-		client.server = server
-		client.clientIP = clientIP
-		return nil
-	})
-
-	if len(clientIP) > 0 {
-		switch endpoint.Address.GetAddress().(type) {
-		case *net.IPOrDomain_Domain:
-			newError("DNS: client ", endpoint.Address.GetDomain(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
-		case *net.IPOrDomain_Ip:
-			newError("DNS: client ", endpoint.Address.GetIp(), " uses clientIP ", clientIP.String()).AtInfo().WriteToLog()
-		}
+func (s *LocalNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
+	if option.IPv4Enable && option.IPv6Enable {
+		return s.client.LookupIP(domain)
 	}
 
-	return client, err
+	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")
 }
 
-// Name returns the server name the client manages.
-func (c *Client) Name() string {
-	return c.server.Name()
+func (s *LocalNameServer) Name() string {
+	return "localhost"
 }
 
-// QueryIP send DNS query to the name server with the client's IP.
-func (c *Client) QueryIP(ctx context.Context, domain string, option dns.IPOption, cs CacheStrategy) ([]net.IP, error) {
-	ctx, cancel := context.WithTimeout(ctx, 4*time.Second)
-	ips, err := c.server.QueryIP(ctx, domain, c.clientIP, option, cs)
-	cancel()
-
-	if err != nil {
-		return ips, err
+func NewLocalNameServer() *LocalNameServer {
+	newError("DNS: created localhost client").AtInfo().WriteToLog()
+	return &LocalNameServer{
+		client: localdns.New(),
 	}
-	return c.MatchExpectedIPs(domain, ips)
-}
-
-// MatchExpectedIPs matches queried domain IPs with expected IPs and returns matched ones.
-func (c *Client) MatchExpectedIPs(domain string, ips []net.IP) ([]net.IP, error) {
-	if len(c.expectIPs) == 0 {
-		return ips, nil
-	}
-	newIps := []net.IP{}
-	for _, ip := range ips {
-		for _, matcher := range c.expectIPs {
-			if matcher.Match(ip) {
-				newIps = append(newIps, ip)
-				break
-			}
-		}
-	}
-	if len(newIps) == 0 {
-		return nil, errExpectedIPNonMatch
-	}
-	newError("domain ", domain, " expectIPs ", newIps, " matched at server ", c.Name()).AtDebug().WriteToLog()
-	return newIps, nil
 }

app/dns/nameserver_doh_test.go

@@ -1,60 +0,0 @@
-package dns_test
-
-import (
-	"context"
-	"net/url"
-	"testing"
-	"time"
-
-	"github.com/google/go-cmp/cmp"
-
-	. "github.com/xtls/xray-core/app/dns"
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/net"
-	dns_feature "github.com/xtls/xray-core/features/dns"
-)
-
-func TestDOHNameServer(t *testing.T) {
-	url, err := url.Parse("https+local://1.1.1.1/dns-query")
-	common.Must(err)
-
-	s := NewDoHLocalNameServer(url)
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if len(ips) == 0 {
-		t.Error("expect some ips, but got 0")
-	}
-}
-
-func TestDOHNameServerWithCache(t *testing.T) {
-	url, err := url.Parse("https+local://1.1.1.1/dns-query")
-	common.Must(err)
-
-	s := NewDoHLocalNameServer(url)
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if len(ips) == 0 {
-		t.Error("expect some ips, but got 0")
-	}
-
-	ctx2, cancel := context.WithTimeout(context.Background(), time.Second*2)
-	ips2, err := s.QueryIP(ctx2, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if r := cmp.Diff(ips2, ips); r != "" {
-		t.Fatal(r)
-	}
-}

app/dns/nameserver_fakedns.go

@@ -1,43 +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{}
-}
-
-const FakeDNSName = "FakeDNS"
-
-func (FakeDNSServer) Name() string {
-	return FakeDNSName
-}
-
-func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ net.IP, _ dns.IPOption, _ CacheStrategy) ([]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, err := toNetIP(ips)
-	if err != nil {
-		return nil, newError("Unable to convert IP to net ip").Base(err).AtError()
-	}
-
-	newError(f.Name(), " got answer: ", domain, " -> ", ips).AtInfo().WriteToLog()
-
-	return netIP, nil
-}

app/dns/nameserver_local.go

@@ -1,53 +0,0 @@
-package dns
-
-import (
-	"context"
-
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/dns"
-	"github.com/xtls/xray-core/features/dns/localdns"
-)
-
-// LocalNameServer is an wrapper over local DNS feature.
-type LocalNameServer struct {
-	client *localdns.Client
-}
-
-// QueryIP implements Server.
-func (s *LocalNameServer) QueryIP(_ context.Context, domain string, _ net.IP, option dns.IPOption, _ CacheStrategy) ([]net.IP, error) {
-	var ips []net.IP
-	var err error
-
-	switch {
-	case option.IPv4Enable && option.IPv6Enable:
-		ips, err = s.client.LookupIP(domain)
-	case option.IPv4Enable:
-		ips, err = s.client.LookupIPv4(domain)
-	case option.IPv6Enable:
-		ips, err = s.client.LookupIPv6(domain)
-	}
-
-	if len(ips) > 0 {
-		newError("Localhost got answer: ", domain, " -> ", ips).AtInfo().WriteToLog()
-	}
-
-	return ips, err
-}
-
-// Name implements Server.
-func (s *LocalNameServer) Name() string {
-	return "localhost"
-}
-
-// NewLocalNameServer creates localdns server object for directly lookup in system DNS.
-func NewLocalNameServer() *LocalNameServer {
-	newError("DNS: created localhost client").AtInfo().WriteToLog()
-	return &LocalNameServer{
-		client: localdns.New(),
-	}
-}
-
-// NewLocalDNSClient creates localdns client object for directly lookup in system DNS.
-func NewLocalDNSClient() *Client {
-	return &Client{server: NewLocalNameServer()}
-}

app/dns/nameserver_quic.go

@@ -1,394 +0,0 @@
-package dns
-
-import (
-	"context"
-	"net/url"
-	"sync"
-	"sync/atomic"
-	"time"
-
-	"github.com/lucas-clemente/quic-go"
-	"golang.org/x/net/dns/dnsmessage"
-	"golang.org/x/net/http2"
-
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/buf"
-	"github.com/xtls/xray-core/common/log"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/protocol/dns"
-	"github.com/xtls/xray-core/common/session"
-	"github.com/xtls/xray-core/common/signal/pubsub"
-	"github.com/xtls/xray-core/common/task"
-	dns_feature "github.com/xtls/xray-core/features/dns"
-	"github.com/xtls/xray-core/transport/internet/tls"
-)
-
-// NextProtoDQ - During connection establishment, DNS/QUIC support is indicated
-// by selecting the ALPN token "dq" in the crypto handshake.
-const NextProtoDQ = "doq-i00"
-
-// QUICNameServer implemented DNS over QUIC
-type QUICNameServer struct {
-	sync.RWMutex
-	ips         map[string]record
-	pub         *pubsub.Service
-	cleanup     *task.Periodic
-	reqID       uint32
-	name        string
-	destination net.Destination
-	session     quic.Session
-}
-
-// NewQUICNameServer creates DNS-over-QUIC client object for local resolving
-func NewQUICNameServer(url *url.URL) (*QUICNameServer, error) {
-	newError("DNS: created Local DNS-over-QUIC client for ", url.String()).AtInfo().WriteToLog()
-
-	var err error
-	port := net.Port(784)
-	if url.Port() != "" {
-		port, err = net.PortFromString(url.Port())
-		if err != nil {
-			return nil, err
-		}
-	}
-	dest := net.UDPDestination(net.DomainAddress(url.Hostname()), port)
-
-	s := &QUICNameServer{
-		ips:         make(map[string]record),
-		pub:         pubsub.NewService(),
-		name:        url.String(),
-		destination: dest,
-	}
-	s.cleanup = &task.Periodic{
-		Interval: time.Minute,
-		Execute:  s.Cleanup,
-	}
-
-	return s, nil
-}
-
-// Name returns client name
-func (s *QUICNameServer) Name() string {
-	return s.name
-}
-
-// Cleanup clears expired items from cache
-func (s *QUICNameServer) Cleanup() error {
-	now := time.Now()
-	s.Lock()
-	defer s.Unlock()
-
-	if len(s.ips) == 0 {
-		return newError("nothing to do. stopping...")
-	}
-
-	for domain, record := range s.ips {
-		if record.A != nil && record.A.Expire.Before(now) {
-			record.A = nil
-		}
-		if record.AAAA != nil && record.AAAA.Expire.Before(now) {
-			record.AAAA = nil
-		}
-
-		if record.A == nil && record.AAAA == nil {
-			newError(s.name, " cleanup ", domain).AtDebug().WriteToLog()
-			delete(s.ips, domain)
-		} else {
-			s.ips[domain] = record
-		}
-	}
-
-	if len(s.ips) == 0 {
-		s.ips = make(map[string]record)
-	}
-
-	return nil
-}
-
-func (s *QUICNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
-	elapsed := time.Since(req.start)
-
-	s.Lock()
-	rec := s.ips[req.domain]
-	updated := false
-
-	switch req.reqType {
-	case dnsmessage.TypeA:
-		if isNewer(rec.A, ipRec) {
-			rec.A = ipRec
-			updated = true
-		}
-	case dnsmessage.TypeAAAA:
-		addr := make([]net.Address, 0)
-		for _, ip := range ipRec.IP {
-			if len(ip.IP()) == net.IPv6len {
-				addr = append(addr, ip)
-			}
-		}
-		ipRec.IP = addr
-		if isNewer(rec.AAAA, ipRec) {
-			rec.AAAA = ipRec
-			updated = true
-		}
-	}
-	newError(s.name, " got answer: ", req.domain, " ", req.reqType, " -> ", ipRec.IP, " ", elapsed).AtInfo().WriteToLog()
-
-	if updated {
-		s.ips[req.domain] = rec
-	}
-	switch req.reqType {
-	case dnsmessage.TypeA:
-		s.pub.Publish(req.domain+"4", nil)
-	case dnsmessage.TypeAAAA:
-		s.pub.Publish(req.domain+"6", nil)
-	}
-	s.Unlock()
-	common.Must(s.cleanup.Start())
-}
-
-func (s *QUICNameServer) newReqID() uint16 {
-	return uint16(atomic.AddUint32(&s.reqID, 1))
-}
-
-func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {
-	newError(s.name, " querying: ", domain).AtInfo().WriteToLog(session.ExportIDToError(ctx))
-
-	reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(clientIP))
-
-	var deadline time.Time
-	if d, ok := ctx.Deadline(); ok {
-		deadline = d
-	} else {
-		deadline = time.Now().Add(time.Second * 5)
-	}
-
-	for _, req := range reqs {
-		go func(r *dnsRequest) {
-			// generate new context for each req, using same context
-			// may cause reqs all aborted if any one encounter an error
-			dnsCtx := context.Background()
-
-			// reserve internal dns server requested Inbound
-			if inbound := session.InboundFromContext(ctx); inbound != nil {
-				dnsCtx = session.ContextWithInbound(dnsCtx, inbound)
-			}
-			dnsCtx = session.ContextWithContent(dnsCtx, &session.Content{
-				Protocol:       "quic",
-				SkipDNSResolve: true,
-			})
-			dnsCtx = log.ContextWithAccessMessage(dnsCtx, &log.AccessMessage{
-				From:   "DoQ",
-				To:     s.name,
-				Status: log.AccessAccepted,
-				Reason: "",
-			})
-
-			var cancel context.CancelFunc
-			dnsCtx, cancel = context.WithDeadline(dnsCtx, deadline)
-			defer cancel()
-
-			b, err := dns.PackMessage(r.msg)
-			if err != nil {
-				newError("failed to pack dns query").Base(err).AtError().WriteToLog()
-				return
-			}
-
-			conn, err := s.openStream(dnsCtx)
-			if err != nil {
-				newError("failed to open quic session").Base(err).AtError().WriteToLog()
-				return
-			}
-
-			_, err = conn.Write(b.Bytes())
-			if err != nil {
-				newError("failed to send query").Base(err).AtError().WriteToLog()
-				return
-			}
-
-			_ = conn.Close()
-
-			respBuf := buf.New()
-			defer respBuf.Release()
-			n, err := respBuf.ReadFrom(conn)
-			if err != nil && n == 0 {
-				newError("failed to read response").Base(err).AtError().WriteToLog()
-				return
-			}
-
-			rec, err := parseResponse(respBuf.Bytes())
-			if err != nil {
-				newError("failed to handle response").Base(err).AtError().WriteToLog()
-				return
-			}
-			s.updateIP(r, rec)
-		}(req)
-	}
-}
-
-func (s *QUICNameServer) findIPsForDomain(domain string, option dns_feature.IPOption) ([]net.IP, error) {
-	s.RLock()
-	record, found := s.ips[domain]
-	s.RUnlock()
-
-	if !found {
-		return nil, errRecordNotFound
-	}
-
-	var ips []net.Address
-	var lastErr error
-	if option.IPv6Enable && record.AAAA != nil && record.AAAA.RCode == dnsmessage.RCodeSuccess {
-		aaaa, err := record.AAAA.getIPs()
-		if err != nil {
-			lastErr = err
-		}
-		ips = append(ips, aaaa...)
-	}
-
-	if option.IPv4Enable && record.A != nil && record.A.RCode == dnsmessage.RCodeSuccess {
-		a, err := record.A.getIPs()
-		if err != nil {
-			lastErr = err
-		}
-		ips = append(ips, a...)
-	}
-
-	if len(ips) > 0 {
-		return toNetIP(ips)
-	}
-
-	if lastErr != nil {
-		return nil, lastErr
-	}
-
-	if (option.IPv4Enable && record.A != nil) || (option.IPv6Enable && record.AAAA != nil) {
-		return nil, dns_feature.ErrEmptyResponse
-	}
-
-	return nil, errRecordNotFound
-}
-
-// QueryIP is called from dns.Server->queryIPTimeout
-func (s *QUICNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, cs CacheStrategy) ([]net.IP, error) {
-	fqdn := Fqdn(domain)
-
-	if cs == CacheStrategy_Cache_DISABLE {
-		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
-	} else {
-		ips, err := s.findIPsForDomain(fqdn, option)
-		if err != errRecordNotFound {
-			if cs == CacheStrategy_Cache_NOERROR && err == nil {
-				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
-			}
-		}
-	}
-
-	// ipv4 and ipv6 belong to different subscription groups
-	var sub4, sub6 *pubsub.Subscriber
-	if option.IPv4Enable {
-		sub4 = s.pub.Subscribe(fqdn + "4")
-		defer sub4.Close()
-	}
-	if option.IPv6Enable {
-		sub6 = s.pub.Subscribe(fqdn + "6")
-		defer sub6.Close()
-	}
-	done := make(chan interface{})
-	go func() {
-		if sub4 != nil {
-			select {
-			case <-sub4.Wait():
-			case <-ctx.Done():
-			}
-		}
-		if sub6 != nil {
-			select {
-			case <-sub6.Wait():
-			case <-ctx.Done():
-			}
-		}
-		close(done)
-	}()
-	s.sendQuery(ctx, fqdn, clientIP, 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
-		}
-
-		select {
-		case <-ctx.Done():
-			return nil, ctx.Err()
-		case <-done:
-		}
-	}
-}
-
-func isActive(s quic.Session) bool {
-	select {
-	case <-s.Context().Done():
-		return false
-	default:
-		return true
-	}
-}
-
-func (s *QUICNameServer) getSession() (quic.Session, error) {
-	var session quic.Session
-	s.RLock()
-	session = s.session
-	if session != nil && isActive(session) {
-		s.RUnlock()
-		return session, nil
-	}
-	if session != nil {
-		// we're recreating the session, let's create a new one
-		_ = session.CloseWithError(0, "")
-	}
-	s.RUnlock()
-
-	s.Lock()
-	defer s.Unlock()
-
-	var err error
-	session, err = s.openSession()
-	if err != nil {
-		// This does not look too nice, but QUIC (or maybe quic-go)
-		// doesn't seem stable enough.
-		// Maybe retransmissions aren't fully implemented in quic-go?
-		// Anyways, the simple solution is to make a second try when
-		// it fails to open the QUIC session.
-		session, err = s.openSession()
-		if err != nil {
-			return nil, err
-		}
-	}
-	s.session = session
-	return session, nil
-}
-
-func (s *QUICNameServer) openSession() (quic.Session, error) {
-	tlsConfig := tls.Config{}
-	quicConfig := &quic.Config{}
-
-	session, err := quic.DialAddrContext(context.Background(), s.destination.NetAddr(), tlsConfig.GetTLSConfig(tls.WithNextProto("http/1.1", http2.NextProtoTLS, NextProtoDQ)), quicConfig)
-	if err != nil {
-		return nil, err
-	}
-
-	return session, nil
-}
-
-func (s *QUICNameServer) openStream(ctx context.Context) (quic.Stream, error) {
-	session, err := s.getSession()
-	if err != nil {
-		return nil, err
-	}
-
-	// open a new stream
-	return session.OpenStreamSync(ctx)
-}

app/dns/nameserver_quic_test.go

@@ -1,60 +0,0 @@
-package dns_test
-
-import (
-	"context"
-	"net/url"
-	"testing"
-	"time"
-
-	"github.com/google/go-cmp/cmp"
-
-	. "github.com/xtls/xray-core/app/dns"
-	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/net"
-	dns_feature "github.com/xtls/xray-core/features/dns"
-)
-
-func TestQUICNameServer(t *testing.T) {
-	url, err := url.Parse("quic://dns.adguard.com")
-	common.Must(err)
-	s, err := NewQUICNameServer(url)
-	common.Must(err)
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if len(ips) == 0 {
-		t.Error("expect some ips, but got 0")
-	}
-}
-
-func TestQUICNameServerWithCache(t *testing.T) {
-	url, err := url.Parse("quic://dns.adguard.com")
-	common.Must(err)
-	s, err := NewQUICNameServer(url)
-	common.Must(err)
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if len(ips) == 0 {
-		t.Error("expect some ips, but got 0")
-	}
-
-	ctx2, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips2, err := s.QueryIP(ctx2, "google.com", net.IP(nil), dns_feature.IPOption{
-		IPv4Enable: true,
-		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
-	cancel()
-	common.Must(err)
-	if r := cmp.Diff(ips2, ips); r != "" {
-		t.Fatal(r)
-	}
-}

app/dns/nameserver_test.go

@@ -7,17 +7,15 @@ 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 TestLocalNameServer(t *testing.T) {
 	s := NewLocalNameServer()
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
-	ips, err := s.QueryIP(ctx, "google.com", net.IP{}, dns.IPOption{
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
+	ips, err := s.QueryIP(ctx, "google.com", IPOption{
 		IPv4Enable: true,
 		IPv6Enable: true,
-	}, CacheStrategy_Cache_ALL)
+	})
 	cancel()
 	common.Must(err)
 	if len(ips) == 0 {

app/dns/options.go

@@ -1,16 +0,0 @@
-package dns
-
-import "github.com/xtls/xray-core/features/dns"
-
-func isIPQuery(o *dns.IPOption) bool {
-	return o.IPv4Enable || o.IPv6Enable
-}
-
-func canQueryOnClient(o *dns.IPOption, c *Client) bool {
-	isIPClient := !(c.Name() == FakeDNSName)
-	return isIPClient && isIPQuery(o)
-}
-
-func isQuery(o *dns.IPOption) bool {
-	return !(o.IPv4Enable || o.IPv6Enable || o.FakeEnable)
-}

app/dns/server.go

@@ -0,0 +1,448 @@
+package dns
+
+//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"net/url"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/xtls/xray-core/app/router"
+	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/errors"
+	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/session"
+	"github.com/xtls/xray-core/common/strmatcher"
+	"github.com/xtls/xray-core/common/uuid"
+	core "github.com/xtls/xray-core/core"
+	"github.com/xtls/xray-core/features"
+	"github.com/xtls/xray-core/features/dns"
+	"github.com/xtls/xray-core/features/routing"
+)
+
+// Server is a DNS rely server.
+type Server struct {
+	sync.Mutex
+	hosts         *StaticHosts
+	clientIP      net.IP
+	clients       []Client             // clientIdx -> Client
+	ipIndexMap    []*MultiGeoIPMatcher // clientIdx -> *MultiGeoIPMatcher
+	domainRules   [][]string           // clientIdx -> domainRuleIdx -> DomainRule
+	domainMatcher strmatcher.IndexMatcher
+	matcherInfos  []DomainMatcherInfo // matcherIdx -> DomainMatcherInfo
+	tag           string
+}
+
+// DomainMatcherInfo contains information attached to index returned by Server.domainMatcher
+type DomainMatcherInfo struct {
+	clientIdx     uint16
+	domainRuleIdx uint16
+}
+
+// MultiGeoIPMatcher for match
+type MultiGeoIPMatcher struct {
+	matchers []*router.GeoIPMatcher
+}
+
+var errExpectedIPNonMatch = errors.New("expectIPs not match")
+
+// Match check ip match
+func (c *MultiGeoIPMatcher) Match(ip net.IP) bool {
+	for _, matcher := range c.matchers {
+		if matcher.Match(ip) {
+			return true
+		}
+	}
+	return false
+}
+
+// HasMatcher check has matcher
+func (c *MultiGeoIPMatcher) HasMatcher() bool {
+	return len(c.matchers) > 0
+}
+
+func generateRandomTag() string {
+	id := uuid.New()
+	return "xray.system." + id.String()
+}
+
+// New creates a new DNS server with given configuration.
+func New(ctx context.Context, config *Config) (*Server, error) {
+	server := &Server{
+		clients: make([]Client, 0, len(config.NameServers)+len(config.NameServer)),
+		tag:     config.Tag,
+	}
+	if server.tag == "" {
+		server.tag = generateRandomTag()
+	}
+	if len(config.ClientIp) > 0 {
+		if len(config.ClientIp) != net.IPv4len && len(config.ClientIp) != net.IPv6len {
+			return nil, newError("unexpected IP length", len(config.ClientIp))
+		}
+		server.clientIP = net.IP(config.ClientIp)
+	}
+
+	hosts, err := NewStaticHosts(config.StaticHosts, config.Hosts)
+	if err != nil {
+		return nil, newError("failed to create hosts").Base(err)
+	}
+	server.hosts = hosts
+
+	addNameServer := func(ns *NameServer) int {
+		endpoint := ns.Address
+		address := endpoint.Address.AsAddress()
+
+		switch {
+		case address.Family().IsDomain() && address.Domain() == "localhost":
+			server.clients = append(server.clients, NewLocalNameServer())
+			// Priotize local domains with specific TLDs or without any dot to local DNS
+			// References:
+			// https://www.iana.org/assignments/special-use-domain-names/special-use-domain-names.xhtml
+			// https://unix.stackexchange.com/questions/92441/whats-the-difference-between-local-home-and-lan
+			localTLDsAndDotlessDomains := []*NameServer_PriorityDomain{
+				{Type: DomainMatchingType_Regex, Domain: "^[^.]+$"}, // This will only match domains without any dot
+				{Type: DomainMatchingType_Subdomain, Domain: "local"},
+				{Type: DomainMatchingType_Subdomain, Domain: "localdomain"},
+				{Type: DomainMatchingType_Subdomain, Domain: "localhost"},
+				{Type: DomainMatchingType_Subdomain, Domain: "lan"},
+				{Type: DomainMatchingType_Subdomain, Domain: "home.arpa"},
+				{Type: DomainMatchingType_Subdomain, Domain: "example"},
+				{Type: DomainMatchingType_Subdomain, Domain: "invalid"},
+				{Type: DomainMatchingType_Subdomain, Domain: "test"},
+			}
+			ns.PrioritizedDomain = append(ns.PrioritizedDomain, localTLDsAndDotlessDomains...)
+
+		case address.Family().IsDomain() && strings.HasPrefix(address.Domain(), "https+local://"):
+			// URI schemed string treated as domain
+			// DOH Local mode
+			u, err := url.Parse(address.Domain())
+			if err != nil {
+				log.Fatalln(newError("DNS config error").Base(err))
+			}
+			server.clients = append(server.clients, NewDoHLocalNameServer(u, server.clientIP))
+
+		case address.Family().IsDomain() && strings.HasPrefix(address.Domain(), "https://"):
+			// DOH Remote mode
+			u, err := url.Parse(address.Domain())
+			if err != nil {
+				log.Fatalln(newError("DNS config error").Base(err))
+			}
+			idx := len(server.clients)
+			server.clients = append(server.clients, nil)
+
+			// need the core dispatcher, register DOHClient at callback
+			common.Must(core.RequireFeatures(ctx, func(d routing.Dispatcher) {
+				c, err := NewDoHNameServer(u, d, server.clientIP)
+				if err != nil {
+					log.Fatalln(newError("DNS config error").Base(err))
+				}
+				server.clients[idx] = c
+			}))
+
+		default:
+			// UDP classic DNS mode
+			dest := endpoint.AsDestination()
+			if dest.Network == net.Network_Unknown {
+				dest.Network = net.Network_UDP
+			}
+			if dest.Network == net.Network_UDP {
+				idx := len(server.clients)
+				server.clients = append(server.clients, nil)
+
+				common.Must(core.RequireFeatures(ctx, func(d routing.Dispatcher) {
+					server.clients[idx] = NewClassicNameServer(dest, d, server.clientIP)
+				}))
+			}
+		}
+		server.ipIndexMap = append(server.ipIndexMap, nil)
+		return len(server.clients) - 1
+	}
+
+	if len(config.NameServers) > 0 {
+		features.PrintDeprecatedFeatureWarning("simple DNS server")
+		for _, destPB := range config.NameServers {
+			addNameServer(&NameServer{Address: destPB})
+		}
+	}
+
+	if len(config.NameServer) > 0 {
+		clientIndices := []int{}
+		domainRuleCount := 0
+		for _, ns := range config.NameServer {
+			idx := addNameServer(ns)
+			clientIndices = append(clientIndices, idx)
+			domainRuleCount += len(ns.PrioritizedDomain)
+		}
+
+		domainRules := make([][]string, len(server.clients))
+		domainMatcher := &strmatcher.MatcherGroup{}
+		matcherInfos := make([]DomainMatcherInfo, domainRuleCount+1) // matcher index starts from 1
+		var geoIPMatcherContainer router.GeoIPMatcherContainer
+		for nidx, ns := range config.NameServer {
+			idx := clientIndices[nidx]
+
+			// Establish domain rule matcher
+			rules := []string{}
+			ruleCurr := 0
+			ruleIter := 0
+			for _, domain := range ns.PrioritizedDomain {
+				matcher, err := toStrMatcher(domain.Type, domain.Domain)
+				if err != nil {
+					return nil, newError("failed to create prioritized domain").Base(err).AtWarning()
+				}
+				midx := domainMatcher.Add(matcher)
+				if midx >= uint32(len(matcherInfos)) { // This rarely happens according to current matcher's implementation
+					newError("expanding domain matcher info array to size ", midx, " when adding ", matcher).AtDebug().WriteToLog()
+					matcherInfos = append(matcherInfos, make([]DomainMatcherInfo, midx-uint32(len(matcherInfos))+1)...)
+				}
+				info := &matcherInfos[midx]
+				info.clientIdx = uint16(idx)
+				if ruleCurr < len(ns.OriginalRules) {
+					info.domainRuleIdx = uint16(ruleCurr)
+					rule := ns.OriginalRules[ruleCurr]
+					if ruleCurr >= len(rules) {
+						rules = append(rules, rule.Rule)
+					}
+					ruleIter++
+					if ruleIter >= int(rule.Size) {
+						ruleIter = 0
+						ruleCurr++
+					}
+				} else { // No original rule, generate one according to current domain matcher (majorly for compatibility with tests)
+					info.domainRuleIdx = uint16(len(rules))
+					rules = append(rules, matcher.String())
+				}
+			}
+			domainRules[idx] = rules
+
+			// only add to ipIndexMap if GeoIP is configured
+			if len(ns.Geoip) > 0 {
+				var matchers []*router.GeoIPMatcher
+				for _, geoip := range ns.Geoip {
+					matcher, err := geoIPMatcherContainer.Add(geoip)
+					if err != nil {
+						return nil, newError("failed to create ip matcher").Base(err).AtWarning()
+					}
+					matchers = append(matchers, matcher)
+				}
+				matcher := &MultiGeoIPMatcher{matchers: matchers}
+				server.ipIndexMap[idx] = matcher
+			}
+		}
+		server.domainRules = domainRules
+		server.domainMatcher = domainMatcher
+		server.matcherInfos = matcherInfos
+	}
+
+	if len(server.clients) == 0 {
+		server.clients = append(server.clients, NewLocalNameServer())
+		server.ipIndexMap = append(server.ipIndexMap, nil)
+	}
+
+	return server, nil
+}
+
+// Type implements common.HasType.
+func (*Server) Type() interface{} {
+	return dns.ClientType()
+}
+
+// Start implements common.Runnable.
+func (s *Server) Start() error {
+	return nil
+}
+
+// Close implements common.Closable.
+func (s *Server) Close() error {
+	return nil
+}
+
+func (s *Server) IsOwnLink(ctx context.Context) bool {
+	inbound := session.InboundFromContext(ctx)
+	return inbound != nil && inbound.Tag == s.tag
+}
+
+// Match check dns ip match geoip
+func (s *Server) Match(idx int, client Client, domain string, ips []net.IP) ([]net.IP, error) {
+	var matcher *MultiGeoIPMatcher
+	if idx < len(s.ipIndexMap) {
+		matcher = s.ipIndexMap[idx]
+	}
+	if matcher == nil {
+		return ips, nil
+	}
+
+	if !matcher.HasMatcher() {
+		newError("domain ", domain, " server has no valid matcher: ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
+		return ips, nil
+	}
+
+	newIps := []net.IP{}
+	for _, ip := range ips {
+		if matcher.Match(ip) {
+			newIps = append(newIps, ip)
+		}
+	}
+	if len(newIps) == 0 {
+		return nil, errExpectedIPNonMatch
+	}
+	newError("domain ", domain, " expectIPs ", newIps, " matched at server ", client.Name(), " idx:", idx).AtDebug().WriteToLog()
+	return newIps, nil
+}
+
+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,
+		})
+	}
+	ips, err := client.QueryIP(ctx, domain, option)
+	cancel()
+
+	if err != nil {
+		return ips, err
+	}
+
+	ips, err = s.Match(idx, client, domain, ips)
+	return ips, err
+}
+
+// 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
+	}
+	if ips[0].Family().IsDomain() && depth < 5 {
+		if newIPs := s.lookupStatic(ips[0].Domain(), option, depth+1); newIPs != nil {
+			return newIPs
+		}
+	}
+	return ips
+}
+
+func toNetIP(ips []net.Address) []net.IP {
+	if len(ips) == 0 {
+		return nil
+	}
+	netips := make([]net.IP, 0, len(ips))
+	for _, ip := range ips {
+		netips = append(netips, ip.IP())
+	}
+	return netips
+}
+
+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 domain[len(domain)-1] == '.' {
+		domain = domain[:len(domain)-1]
+	}
+
+	ips := s.lookupStatic(domain, option, 0)
+	if ips != nil && ips[0].Family().IsIP() {
+		newError("returning ", len(ips), " IPs for domain ", domain).WriteToLog()
+		return toNetIP(ips), nil
+	}
+
+	if ips != nil && ips[0].Family().IsDomain() {
+		newdomain := ips[0].Domain()
+		newError("domain replaced: ", domain, " -> ", newdomain).WriteToLog()
+		domain = newdomain
+	}
+
+	var lastErr error
+	var matchedClient Client
+	if s.domainMatcher != nil {
+		indices := s.domainMatcher.Match(domain)
+		domainRules := []string{}
+		matchingDNS := []string{}
+		for _, idx := range indices {
+			info := s.matcherInfos[idx]
+			rule := s.domainRules[info.clientIdx][info.domainRuleIdx]
+			domainRules = append(domainRules, fmt.Sprintf("%s(DNS idx:%d)", rule, info.clientIdx))
+			matchingDNS = append(matchingDNS, s.clients[info.clientIdx].Name())
+		}
+		if len(domainRules) > 0 {
+			newError("domain ", domain, " matches following rules: ", domainRules).AtDebug().WriteToLog()
+		}
+		if len(matchingDNS) > 0 {
+			newError("domain ", domain, " uses following DNS first: ", matchingDNS).AtDebug().WriteToLog()
+		}
+		for _, idx := range indices {
+			clientIdx := int(s.matcherInfos[idx].clientIdx)
+			matchedClient = s.clients[clientIdx]
+			ips, err := s.queryIPTimeout(clientIdx, matchedClient, domain, option)
+			if len(ips) > 0 {
+				return ips, nil
+			}
+			if err == dns.ErrEmptyResponse {
+				return nil, err
+			}
+			if err != nil {
+				newError("failed to lookup ip for domain ", domain, " at server ", matchedClient.Name()).Base(err).WriteToLog()
+				lastErr = err
+			}
+		}
+	}
+
+	for idx, client := range s.clients {
+		if client == matchedClient {
+			newError("domain ", domain, " at server ", client.Name(), " idx:", idx, " already lookup failed, just ignore").AtDebug().WriteToLog()
+			continue
+		}
+
+		ips, err := s.queryIPTimeout(idx, client, domain, option)
+		if len(ips) > 0 {
+			return ips, nil
+		}
+
+		if err != nil {
+			newError("failed to lookup ip for domain ", domain, " at server ", client.Name()).Base(err).WriteToLog()
+			lastErr = err
+		}
+		if err != context.Canceled && err != context.DeadlineExceeded && err != errExpectedIPNonMatch {
+			return nil, err
+		}
+	}
+
+	return nil, newError("returning nil for domain ", domain).Base(lastErr)
+}
+
+func init() {
+	common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
+		return New(ctx, config.(*Config))
+	}))
+}

app/dns/server_test.go

@@ -12,9 +12,8 @@ import (
 	"github.com/xtls/xray-core/app/policy"
 	"github.com/xtls/xray-core/app/proxyman"
 	_ "github.com/xtls/xray-core/app/proxyman/outbound"
+	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/core"
@@ -102,8 +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)
 		}
 	}
@@ -304,10 +303,10 @@ func TestPrioritizedDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							{
-								Type:  domain.MatchingType_Full,
-								Value: "google.com",
+								Type:   DomainMatchingType_Full,
+								Domain: "google.com",
 							},
 						},
 					},
@@ -392,6 +391,7 @@ func TestUDPServerIPv6(t *testing.T) {
 
 	client := v.GetFeature(feature_dns.ClientType()).(feature_dns.Client)
 	client6 := client.(feature_dns.IPv6Lookup)
+
 	{
 		ips, err := client6.LookupIPv6("ipv6.google.com")
 		if err != nil {
@@ -433,7 +433,7 @@ func TestStaticHostDomain(t *testing.T) {
 				},
 				StaticHosts: []*Config_HostMapping{
 					{
-						Type:          domain.MatchingType_Full,
+						Type:          DomainMatchingType_Full,
 						Domain:        "example.com",
 						ProxiedDomain: "google.com",
 					},
@@ -497,10 +497,10 @@ func TestIPMatch(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{
 								CountryCode: "local",
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{
 										// inner ip, will not match
 										Ip:     []byte{192, 168, 11, 1},
@@ -521,10 +521,10 @@ func TestIPMatch(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{
 								CountryCode: "test",
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{
 										Ip:     []byte{8, 8, 8, 8},
 										Prefix: 32,
@@ -533,7 +533,7 @@ func TestIPMatch(t *testing.T) {
 							},
 							{
 								CountryCode: "test",
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{
 										Ip:     []byte{8, 8, 8, 4},
 										Prefix: 32,
@@ -617,14 +617,14 @@ func TestLocalDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							// Equivalent of dotless:localhost
-							{Type: domain.MatchingType_Regex, Value: "^[^.]*localhost[^.]*$"},
+							{Type: DomainMatchingType_Regex, Domain: "^[^.]*localhost[^.]*$"},
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{ // Will match localhost, localhost-a and localhost-b,
 								CountryCode: "local",
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{Ip: []byte{127, 0, 0, 2}, Prefix: 32},
 									{Ip: []byte{127, 0, 0, 3}, Prefix: 32},
 									{Ip: []byte{127, 0, 0, 4}, Prefix: 32},
@@ -642,22 +642,22 @@ func TestLocalDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							// Equivalent of dotless: and domain:local
-							{Type: domain.MatchingType_Regex, Value: "^[^.]*$"},
-							{Type: domain.MatchingType_Subdomain, Value: "local"},
-							{Type: domain.MatchingType_Subdomain, Value: "localdomain"},
+							{Type: DomainMatchingType_Regex, Domain: "^[^.]*$"},
+							{Type: DomainMatchingType_Subdomain, Domain: "local"},
+							{Type: DomainMatchingType_Subdomain, Domain: "localdomain"},
 						},
 					},
 				},
 				StaticHosts: []*Config_HostMapping{
 					{
-						Type:   domain.MatchingType_Full,
+						Type:   DomainMatchingType_Full,
 						Domain: "hostnamestatic",
 						Ip:     [][]byte{{127, 0, 0, 53}},
 					},
 					{
-						Type:          domain.MatchingType_Full,
+						Type:          DomainMatchingType_Full,
 						Domain:        "hostnamealias",
 						ProxiedDomain: "hostname.localdomain",
 					},
@@ -813,15 +813,15 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							{
-								Type:  domain.MatchingType_Subdomain,
-								Value: "google.com",
+								Type:   DomainMatchingType_Subdomain,
+								Domain: "google.com",
 							},
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{ // Will only match 8.8.8.8 and 8.8.4.4
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{Ip: []byte{8, 8, 8, 8}, Prefix: 32},
 									{Ip: []byte{8, 8, 4, 4}, Prefix: 32},
 								},
@@ -838,15 +838,15 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							{
-								Type:  domain.MatchingType_Subdomain,
-								Value: "google.com",
+								Type:   DomainMatchingType_Subdomain,
+								Domain: "google.com",
 							},
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{ // Will match 8.8.8.8 and 8.8.8.7, etc
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{Ip: []byte{8, 8, 8, 7}, Prefix: 24},
 								},
 							},
@@ -862,15 +862,15 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							{
-								Type:  domain.MatchingType_Subdomain,
-								Value: "api.google.com",
+								Type:   DomainMatchingType_Subdomain,
+								Domain: "api.google.com",
 							},
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{ // Will only match 8.8.7.7 (api.google.com)
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{Ip: []byte{8, 8, 7, 7}, Prefix: 32},
 								},
 							},
@@ -886,15 +886,15 @@ func TestMultiMatchPrioritizedDomain(t *testing.T) {
 							},
 							Port: uint32(port),
 						},
-						PrioritizedDomain: []*domain.Domain{
+						PrioritizedDomain: []*NameServer_PriorityDomain{
 							{
-								Type:  domain.MatchingType_Full,
-								Value: "v2.api.google.com",
+								Type:   DomainMatchingType_Full,
+								Domain: "v2.api.google.com",
 							},
 						},
-						Geoip: []*geoip.GeoIP{
+						Geoip: []*router.GeoIP{
 							{ // Will only match 8.8.7.8 (v2.api.google.com)
-								Cidr: []*geoip.CIDR{
+								Cidr: []*router.CIDR{
 									{Ip: []byte{8, 8, 7, 8}, Prefix: 32},
 								},
 							},

app/dns/udpns.go

@@ -8,7 +8,6 @@ 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/protocol/dns"
 	udp_proto "github.com/xtls/xray-core/common/protocol/udp"
@@ -31,10 +30,10 @@ type ClassicNameServer struct {
 	udpServer *udp.Dispatcher
 	cleanup   *task.Periodic
 	reqID     uint32
+	clientIP  net.IP
 }
 
-// NewClassicNameServer creates udp server object for remote resolving.
-func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher) *ClassicNameServer {
+func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher, clientIP net.IP) *ClassicNameServer {
 	// default to 53 if unspecific
 	if address.Port == 0 {
 		address.Port = net.Port(53)
@@ -44,6 +43,7 @@ func NewClassicNameServer(address net.Destination, dispatcher routing.Dispatcher
 		address:  address,
 		ips:      make(map[string]record),
 		requests: make(map[uint16]dnsRequest),
+		clientIP: clientIP,
 		pub:      pubsub.NewService(),
 		name:     strings.ToUpper(address.String()),
 	}
@@ -52,16 +52,14 @@ 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
 }
 
-// Name implements Server.
 func (s *ClassicNameServer) Name() string {
 	return s.name
 }
 
-// Cleanup clears expired items from cache
 func (s *ClassicNameServer) Cleanup() error {
 	now := time.Now()
 	s.Lock()
@@ -103,7 +101,6 @@ func (s *ClassicNameServer) Cleanup() error {
 	return nil
 }
 
-// HandleResponse handles udp response packet from remote DNS server.
 func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_proto.Packet) {
 	ipRec, err := parseResponse(packet.Payload.Bytes())
 	if err != nil {
@@ -181,10 +178,10 @@ func (s *ClassicNameServer) addPendingRequest(req *dnsRequest) {
 	s.requests[id] = *req
 }
 
-func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, 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(clientIP))
+	reqs := buildReqMsgs(domain, option, s.newReqID, genEDNS0Options(s.clientIP))
 
 	for _, req := range reqs {
 		s.addPendingRequest(req)
@@ -196,17 +193,11 @@ func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, client
 		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()
@@ -234,7 +225,7 @@ func (s *ClassicNameServer) findIPsForDomain(domain string, option dns_feature.I
 	}
 
 	if len(ips) > 0 {
-		return toNetIP(ips)
+		return toNetIP(ips), nil
 	}
 
 	if lastErr != nil {
@@ -244,21 +235,13 @@ 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, clientIP net.IP, option dns_feature.IPOption, cs CacheStrategy) ([]net.IP, error) {
+func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
 
-	if cs == CacheStrategy_Cache_DISABLE {
-		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()
-	} else {
-		ips, err := s.findIPsForDomain(fqdn, option)
-		if err != errRecordNotFound {
-			if cs == CacheStrategy_Cache_NOERROR && err == nil {
-				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
-			}
-		}
+	ips, err := s.findIPsForDomain(fqdn, option)
+	if err != errRecordNotFound {
+		newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
+		return ips, err
 	}
 
 	// ipv4 and ipv6 belong to different subscription groups
@@ -287,13 +270,11 @@ func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, clientIP
 		}
 		close(done)
 	}()
-	s.sendQuery(ctx, fqdn, clientIP, option)
-	start := time.Now()
+	s.sendQuery(ctx, fqdn, option)
 
 	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,
 	0x01, 0x28, 0x09, 0x52, 0x0d, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x4c, 0x6f, 0x67, 0x50, 0x61,
-	0x74, 0x68, 0x12, 0x24, 0x0a, 0x0e, 0x65, 0x6e, 0x61, 0x62, 0x6c, 0x65, 0x5f, 0x64, 0x6e, 0x73,
-	0x5f, 0x6c, 0x6f, 0x67, 0x18, 0x06, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0c, 0x65, 0x6e, 0x61, 0x62,
-	0x6c, 0x65, 0x44, 0x6e, 0x73, 0x4c, 0x6f, 0x67, 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, 0x6c, 0x65, 0x10, 0x01, 0x12, 0x08, 0x0a, 0x04, 0x46, 0x69,
-	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,
-	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,
+	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,
+	0x6c, 0x65, 0x10, 0x01, 0x12, 0x08, 0x0a, 0x04, 0x46, 0x69, 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, 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.go

@@ -1,12 +1,5 @@
 package proxyman
 
-import (
-	"github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
-)
-
-//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
-
 func (s *AllocationStrategy) GetConcurrencyValue() uint32 {
 	if s == nil || s.Concurrency == nil {
 		return 3
@@ -44,32 +37,3 @@ func (c *ReceiverConfig) GetEffectiveSniffingSettings() *SniffingConfig {
 
 	return nil
 }
-
-type SniffingMatcher struct {
-	ExDomain *domain.DomainMatcher
-	ExIP     *geoip.MultiGeoIPMatcher
-}
-
-func NewSniffingMatcher(sc *SniffingConfig) (*SniffingMatcher, error) {
-	m := new(SniffingMatcher)
-
-	if sc == nil {
-		return m, nil
-	}
-
-	if sc.DomainsExcluded != nil {
-		exDomain, err := domain.NewDomainMatcher(sc.DomainsExcluded)
-		if err != nil {
-			return nil, newError("failed to parse domain").Base(err)
-		}
-		m.ExDomain = exDomain
-	}
-	if sc.IpsExcluded != nil {
-		exIP, err := geoip.NewMultiGeoIPMatcher(sc.IpsExcluded, true)
-		if err != nil {
-			return nil, newError("failed to parse ip").Base(err)
-		}
-		m.ExIP = exIP
-	}
-	return m, nil
-}

app/proxyman/config.pb.go

@@ -1,15 +1,13 @@
 // 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: app/proxyman/config.proto
 
 package proxyman
 
 import (
 	proto "github.com/golang/protobuf/proto"
-	domain "github.com/xtls/xray-core/common/matcher/domain"
-	geoip "github.com/xtls/xray-core/common/matcher/geoip"
 	net "github.com/xtls/xray-core/common/net"
 	serial "github.com/xtls/xray-core/common/serial"
 	internet "github.com/xtls/xray-core/transport/internet"
@@ -241,13 +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".
-	DestinationOverride []string         `protobuf:"bytes,2,rep,name=destination_override,json=destinationOverride,proto3" json:"destination_override,omitempty"`
-	DomainsExcluded     []*domain.Domain `protobuf:"bytes,3,rep,name=domains_excluded,json=domainsExcluded,proto3" json:"domains_excluded,omitempty"`
-	IpsExcluded         []*geoip.GeoIP   `protobuf:"bytes,5,rep,name=ips_excluded,json=ipsExcluded,proto3" json:"ips_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"`
+	// 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"`
 }
 
 func (x *SniffingConfig) Reset() {
@@ -296,27 +290,13 @@ func (x *SniffingConfig) GetDestinationOverride() []string {
 	return nil
 }
 
-func (x *SniffingConfig) GetDomainsExcluded() []*domain.Domain {
+func (x *SniffingConfig) GetDomainsExcluded() []string {
 	if x != nil {
 		return x.DomainsExcluded
 	}
 	return nil
 }
 
-func (x *SniffingConfig) GetIpsExcluded() []*geoip.GeoIP {
-	if x != nil {
-		return x.IpsExcluded
-	}
-	return nil
-}
-
-func (x *SniffingConfig) GetMetadataOnly() bool {
-	if x != nil {
-		return x.MetadataOnly
-	}
-	return false
-}
-
 type ReceiverConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -748,144 +728,131 @@ var File_app_proxyman_config_proto protoreflect.FileDescriptor
 var file_app_proxyman_config_proto_rawDesc = []byte{
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+	0x33,
 }
 
 var (
@@ -915,37 +882,33 @@ var file_app_proxyman_config_proto_goTypes = []interface{}{
 	(*MultiplexingConfig)(nil),                               // 9: xray.app.proxyman.MultiplexingConfig
 	(*AllocationStrategy_AllocationStrategyConcurrency)(nil), // 10: xray.app.proxyman.AllocationStrategy.AllocationStrategyConcurrency
 	(*AllocationStrategy_AllocationStrategyRefresh)(nil),     // 11: xray.app.proxyman.AllocationStrategy.AllocationStrategyRefresh
-	(*domain.Domain)(nil),                                    // 12: xray.common.matcher.domain.Domain
-	(*geoip.GeoIP)(nil),                                      // 13: xray.common.matcher.geoip.GeoIP
-	(*net.PortRange)(nil),                                    // 14: xray.common.net.PortRange
-	(*net.IPOrDomain)(nil),                                   // 15: xray.common.net.IPOrDomain
-	(*internet.StreamConfig)(nil),                            // 16: xray.transport.internet.StreamConfig
-	(*serial.TypedMessage)(nil),                              // 17: xray.common.serial.TypedMessage
-	(*internet.ProxyConfig)(nil),                             // 18: xray.transport.internet.ProxyConfig
+	(*net.PortRange)(nil),                                    // 12: xray.common.net.PortRange
+	(*net.IPOrDomain)(nil),                                   // 13: xray.common.net.IPOrDomain
+	(*internet.StreamConfig)(nil),                            // 14: xray.transport.internet.StreamConfig
+	(*serial.TypedMessage)(nil),                              // 15: xray.common.serial.TypedMessage
+	(*internet.ProxyConfig)(nil),                             // 16: xray.transport.internet.ProxyConfig
 }
 var file_app_proxyman_config_proto_depIdxs = []int32{
 	1,  // 0: xray.app.proxyman.AllocationStrategy.type:type_name -> xray.app.proxyman.AllocationStrategy.Type
 	10, // 1: xray.app.proxyman.AllocationStrategy.concurrency:type_name -> xray.app.proxyman.AllocationStrategy.AllocationStrategyConcurrency
 	11, // 2: xray.app.proxyman.AllocationStrategy.refresh:type_name -> xray.app.proxyman.AllocationStrategy.AllocationStrategyRefresh
-	12, // 3: xray.app.proxyman.SniffingConfig.domains_excluded:type_name -> xray.common.matcher.domain.Domain
-	13, // 4: xray.app.proxyman.SniffingConfig.ips_excluded:type_name -> xray.common.matcher.geoip.GeoIP
-	14, // 5: xray.app.proxyman.ReceiverConfig.port_range:type_name -> xray.common.net.PortRange
-	15, // 6: xray.app.proxyman.ReceiverConfig.listen:type_name -> xray.common.net.IPOrDomain
-	3,  // 7: xray.app.proxyman.ReceiverConfig.allocation_strategy:type_name -> xray.app.proxyman.AllocationStrategy
-	16, // 8: xray.app.proxyman.ReceiverConfig.stream_settings:type_name -> xray.transport.internet.StreamConfig
-	0,  // 9: xray.app.proxyman.ReceiverConfig.domain_override:type_name -> xray.app.proxyman.KnownProtocols
-	4,  // 10: xray.app.proxyman.ReceiverConfig.sniffing_settings:type_name -> xray.app.proxyman.SniffingConfig
-	17, // 11: xray.app.proxyman.InboundHandlerConfig.receiver_settings:type_name -> xray.common.serial.TypedMessage
-	17, // 12: xray.app.proxyman.InboundHandlerConfig.proxy_settings:type_name -> xray.common.serial.TypedMessage
-	15, // 13: xray.app.proxyman.SenderConfig.via:type_name -> xray.common.net.IPOrDomain
-	16, // 14: xray.app.proxyman.SenderConfig.stream_settings:type_name -> xray.transport.internet.StreamConfig
-	18, // 15: xray.app.proxyman.SenderConfig.proxy_settings:type_name -> xray.transport.internet.ProxyConfig
-	9,  // 16: xray.app.proxyman.SenderConfig.multiplex_settings:type_name -> xray.app.proxyman.MultiplexingConfig
-	17, // [17:17] is the sub-list for method output_type
-	17, // [17:17] is the sub-list for method input_type
-	17, // [17:17] is the sub-list for extension type_name
-	17, // [17:17] is the sub-list for extension extendee
-	0,  // [0:17] is the sub-list for field type_name
+	12, // 3: xray.app.proxyman.ReceiverConfig.port_range:type_name -> xray.common.net.PortRange
+	13, // 4: xray.app.proxyman.ReceiverConfig.listen:type_name -> xray.common.net.IPOrDomain
+	3,  // 5: xray.app.proxyman.ReceiverConfig.allocation_strategy:type_name -> xray.app.proxyman.AllocationStrategy
+	14, // 6: xray.app.proxyman.ReceiverConfig.stream_settings:type_name -> xray.transport.internet.StreamConfig
+	0,  // 7: xray.app.proxyman.ReceiverConfig.domain_override:type_name -> xray.app.proxyman.KnownProtocols
+	4,  // 8: xray.app.proxyman.ReceiverConfig.sniffing_settings:type_name -> xray.app.proxyman.SniffingConfig
+	15, // 9: xray.app.proxyman.InboundHandlerConfig.receiver_settings:type_name -> xray.common.serial.TypedMessage
+	15, // 10: xray.app.proxyman.InboundHandlerConfig.proxy_settings:type_name -> xray.common.serial.TypedMessage
+	13, // 11: xray.app.proxyman.SenderConfig.via:type_name -> xray.common.net.IPOrDomain
+	14, // 12: xray.app.proxyman.SenderConfig.stream_settings:type_name -> xray.transport.internet.StreamConfig
+	16, // 13: xray.app.proxyman.SenderConfig.proxy_settings:type_name -> xray.transport.internet.ProxyConfig
+	9,  // 14: xray.app.proxyman.SenderConfig.multiplex_settings:type_name -> xray.app.proxyman.MultiplexingConfig
+	15, // [15:15] is the sub-list for method output_type
+	15, // [15:15] is the sub-list for method input_type
+	15, // [15:15] is the sub-list for extension type_name
+	15, // [15:15] is the sub-list for extension extendee
+	0,  // [0:15] is the sub-list for field type_name
 }
 
 func init() { file_app_proxyman_config_proto_init() }

app/proxyman/config.proto

@@ -6,8 +6,6 @@ option go_package = "github.com/xtls/xray-core/app/proxyman";
 option java_package = "com.xray.app.proxyman";
 option java_multiple_files = true;
 
-import "common/matcher/domain/domain.proto";
-import "common/matcher/geoip/geoip.proto";
 import "common/net/address.proto";
 import "common/net/port.proto";
 import "transport/internet/config.proto";
@@ -56,15 +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 xray.common.matcher.domain.Domain domains_excluded = 3;
-  repeated xray.common.matcher.geoip.GeoIP ips_excluded = 5;
-  
-  // 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;
+  repeated string domains_excluded = 3;
 }
 
 message ReceiverConfig {

app/proxyman/errors.generated.go

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

app/proxyman/inbound/always.go

@@ -91,20 +91,13 @@ func NewAlwaysOnInboundHandler(ctx context.Context, tag string, receiverConfig *
 		if net.HasNetwork(nl, net.Network_UNIX) {
 			newError("creating unix domain socket worker on ", address).AtDebug().WriteToLog()
 
-			sc := receiverConfig.GetEffectiveSniffingSettings()
-			sm, err := proxyman.NewSniffingMatcher(sc)
-			if err != nil {
-				return nil, err
-			}
-
 			worker := &dsWorker{
 				address:         address,
 				proxy:           p,
 				stream:          mss,
 				tag:             tag,
 				dispatcher:      h.mux,
-				sniffingConfig:  sc,
-				sniffingMatcher: sm,
+				sniffingConfig:  receiverConfig.GetEffectiveSniffingSettings(),
 				uplinkCounter:   uplinkCounter,
 				downlinkCounter: downlinkCounter,
 				ctx:             ctx,
@@ -117,12 +110,6 @@ func NewAlwaysOnInboundHandler(ctx context.Context, tag string, receiverConfig *
 			if net.HasNetwork(nl, net.Network_TCP) {
 				newError("creating stream worker on ", address, ":", port).AtDebug().WriteToLog()
 
-				sc := receiverConfig.GetEffectiveSniffingSettings()
-				sm, err := proxyman.NewSniffingMatcher(sc)
-				if err != nil {
-					return nil, err
-				}
-
 				worker := &tcpWorker{
 					address:         address,
 					port:            net.Port(port),
@@ -131,8 +118,7 @@ func NewAlwaysOnInboundHandler(ctx context.Context, tag string, receiverConfig *
 					recvOrigDest:    receiverConfig.ReceiveOriginalDestination,
 					tag:             tag,
 					dispatcher:      h.mux,
-					sniffingConfig:  sc,
-					sniffingMatcher: sm,
+					sniffingConfig:  receiverConfig.GetEffectiveSniffingSettings(),
 					uplinkCounter:   uplinkCounter,
 					downlinkCounter: downlinkCounter,
 					ctx:             ctx,
@@ -147,7 +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

@@ -39,7 +39,6 @@ type tcpWorker struct {
 	tag             string
 	dispatcher      routing.Dispatcher
 	sniffingConfig  *proxyman.SniffingConfig
-	sniffingMatcher *proxyman.SniffingMatcher
 	uplinkCounter   stats.Counter
 	downlinkCounter stats.Counter
 
@@ -98,9 +97,7 @@ func (w *tcpWorker) callback(conn internet.Connection) {
 	if w.sniffingConfig != nil {
 		content.SniffingRequest.Enabled = w.sniffingConfig.Enabled
 		content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride
-		content.SniffingRequest.ExcludedDomainMatcher = w.sniffingMatcher.ExDomain
-		content.SniffingRequest.ExcludedIPMatcher = w.sniffingMatcher.ExIP
-		content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly
+		content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded
 	}
 	ctx = session.ContextWithContent(ctx, content)
 
@@ -238,7 +235,6 @@ type udpWorker struct {
 	tag             string
 	stream          *internet.MemoryStreamConfig
 	dispatcher      routing.Dispatcher
-	sniffingConfig  *proxyman.SniffingConfig
 	uplinkCounter   stats.Counter
 	downlinkCounter stats.Counter
 
@@ -301,7 +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)
 
@@ -315,13 +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))
 			}
@@ -430,7 +419,6 @@ type dsWorker struct {
 	tag             string
 	dispatcher      routing.Dispatcher
 	sniffingConfig  *proxyman.SniffingConfig
-	sniffingMatcher *proxyman.SniffingMatcher
 	uplinkCounter   stats.Counter
 	downlinkCounter stats.Counter
 
@@ -462,9 +450,7 @@ func (w *dsWorker) callback(conn internet.Connection) {
 	if w.sniffingConfig != nil {
 		content.SniffingRequest.Enabled = w.sniffingConfig.Enabled
 		content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride
-		content.SniffingRequest.ExcludedDomainMatcher = w.sniffingMatcher.ExDomain
-		content.SniffingRequest.ExcludedIPMatcher = w.sniffingMatcher.ExIP
-		content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly
+		content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded
 	}
 	ctx = session.ContextWithContent(ctx, content)
 

app/router/command/command_test.go

@@ -12,8 +12,6 @@ import (
 	. "github.com/xtls/xray-core/app/router/command"
 	"github.com/xtls/xray-core/app/stats"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/testing/mocks"
@@ -233,11 +231,11 @@ func TestSerivceTestRoute(t *testing.T) {
 				TargetTag:      &router.RoutingRule_Tag{Tag: "out"},
 			},
 			{
-				Domain:    []*domain.Domain{{Type: domain.MatchingType_Subdomain, Value: "com"}},
+				Domain:    []*router.Domain{{Type: router.Domain_Domain, Value: "com"}},
 				TargetTag: &router.RoutingRule_Tag{Tag: "out"},
 			},
 			{
-				SourceGeoip: []*geoip.GeoIP{{CountryCode: "private", Cidr: []*geoip.CIDR{{Ip: []byte{127, 0, 0, 0}, Prefix: 8}}}},
+				SourceGeoip: []*router.GeoIP{{CountryCode: "private", Cidr: []*router.CIDR{{Ip: []byte{127, 0, 0, 0}, Prefix: 8}}}},
 				TargetTag:   &router.RoutingRule_Tag{Tag: "out"},
 			},
 			{

app/router/command/config.go

@@ -28,12 +28,6 @@ func (c routingContext) GetTargetPort() net.Port {
 	return net.Port(c.RoutingContext.GetTargetPort())
 }
 
-// GetSkipDNSResolve is a mock implementation here to match the interface,
-// SkipDNSResolve is set from dns module, no use if coming from a protobuf object?
-func (c routingContext) GetSkipDNSResolve() bool {
-	return false
-}
-
 // AsRoutingContext converts a protobuf RoutingContext into an implementation of routing.Context.
 func AsRoutingContext(r *RoutingContext) routing.Context {
 	return routingContext{r}

app/router/condition.go

@@ -7,6 +7,7 @@ import (
 	"go.starlark.net/syntax"
 
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/strmatcher"
 	"github.com/xtls/xray-core/features/routing"
 )
 
@@ -40,6 +41,100 @@ func (v *ConditionChan) Len() int {
 	return len(*v)
 }
 
+var matcherTypeMap = map[Domain_Type]strmatcher.Type{
+	Domain_Plain:  strmatcher.Substr,
+	Domain_Regex:  strmatcher.Regex,
+	Domain_Domain: strmatcher.Domain,
+	Domain_Full:   strmatcher.Full,
+}
+
+func domainToMatcher(domain *Domain) (strmatcher.Matcher, error) {
+	matcherType, f := matcherTypeMap[domain.Type]
+	if !f {
+		return nil, newError("unsupported domain type", domain.Type)
+	}
+
+	matcher, err := matcherType.New(domain.Value)
+	if err != nil {
+		return nil, newError("failed to create domain matcher").Base(err)
+	}
+
+	return matcher, nil
+}
+
+type DomainMatcher struct {
+	matchers strmatcher.IndexMatcher
+}
+
+func NewDomainMatcher(domains []*Domain) (*DomainMatcher, error) {
+	g := new(strmatcher.MatcherGroup)
+	for _, d := range domains {
+		m, err := domainToMatcher(d)
+		if err != nil {
+			return nil, err
+		}
+		g.Add(m)
+	}
+
+	return &DomainMatcher{
+		matchers: g,
+	}, nil
+}
+
+func (m *DomainMatcher) ApplyDomain(domain string) bool {
+	return len(m.matchers.Match(domain)) > 0
+}
+
+// Apply implements Condition.
+func (m *DomainMatcher) Apply(ctx routing.Context) bool {
+	domain := ctx.GetTargetDomain()
+	if len(domain) == 0 {
+		return false
+	}
+	return m.ApplyDomain(strings.ToLower(domain))
+}
+
+type MultiGeoIPMatcher struct {
+	matchers []*GeoIPMatcher
+	onSource bool
+}
+
+func NewMultiGeoIPMatcher(geoips []*GeoIP, onSource bool) (*MultiGeoIPMatcher, error) {
+	var matchers []*GeoIPMatcher
+	for _, geoip := range geoips {
+		matcher, err := globalGeoIPContainer.Add(geoip)
+		if err != nil {
+			return nil, err
+		}
+		matchers = append(matchers, matcher)
+	}
+
+	matcher := &MultiGeoIPMatcher{
+		matchers: matchers,
+		onSource: onSource,
+	}
+
+	return matcher, nil
+}
+
+// Apply implements Condition.
+func (m *MultiGeoIPMatcher) Apply(ctx routing.Context) bool {
+	var ips []net.IP
+	if m.onSource {
+		ips = ctx.GetSourceIPs()
+	} else {
+		ips = ctx.GetTargetIPs()
+	}
+	for _, ip := range ips {
+		for _, matcher := range m.matchers {
+			if matcher.Match(ip) {
+				return true
+			}
+		}
+	}
+	return false
+}
+
 type PortMatcher struct {
 	port     net.MemoryPortList
 	onSource bool

app/router/condition_geoip.go

@@ -1,4 +1,4 @@
-package geoip
+package router
 
 import (
 	"encoding/binary"
@@ -7,24 +7,17 @@ import (
 	"github.com/xtls/xray-core/common/net"
 )
 
-//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
-
 type ipv6 struct {
 	a uint64
 	b uint64
 }
 
 type GeoIPMatcher struct {
-	countryCode  string
-	reverseMatch bool
-	ip4          []uint32
-	prefix4      []uint8
-	ip6          []ipv6
-	prefix6      []uint8
-}
-
-func (m *GeoIPMatcher) SetReverseMatch(isReverseMatch bool) {
-	m.reverseMatch = isReverseMatch
+	countryCode string
+	ip4         []uint32
+	prefix4     []uint8
+	ip6         []ipv6
+	prefix6     []uint8
 }
 
 func normalize4(ip uint32, prefix uint8) uint32 {
@@ -154,17 +147,8 @@ func (m *GeoIPMatcher) match6(ip ipv6) bool {
 func (m *GeoIPMatcher) Match(ip net.IP) bool {
 	switch len(ip) {
 	case 4:
-		if m.reverseMatch {
-			return !m.match4(binary.BigEndian.Uint32(ip))
-		}
 		return m.match4(binary.BigEndian.Uint32(ip))
 	case 16:
-		if m.reverseMatch {
-			return !m.match6(ipv6{
-				a: binary.BigEndian.Uint64(ip[0:8]),
-				b: binary.BigEndian.Uint64(ip[8:16]),
-			})
-		}
 		return m.match6(ipv6{
 			a: binary.BigEndian.Uint64(ip[0:8]),
 			b: binary.BigEndian.Uint64(ip[8:16]),
@@ -184,15 +168,14 @@ type GeoIPMatcherContainer struct {
 func (c *GeoIPMatcherContainer) Add(geoip *GeoIP) (*GeoIPMatcher, error) {
 	if len(geoip.CountryCode) > 0 {
 		for _, m := range c.matchers {
-			if m.countryCode == geoip.CountryCode && m.reverseMatch == geoip.ReverseMatch {
+			if m.countryCode == geoip.CountryCode {
 				return m, nil
 			}
 		}
 	}
 
 	m := &GeoIPMatcher{
-		countryCode:  geoip.CountryCode,
-		reverseMatch: geoip.ReverseMatch,
+		countryCode: geoip.CountryCode,
 	}
 	if err := m.Init(geoip.Cidr); err != nil {
 		return nil, err
@@ -204,5 +187,5 @@ func (c *GeoIPMatcherContainer) Add(geoip *GeoIP) (*GeoIPMatcher, error) {
 }
 
 var (
-	GlobalGeoIPContainer GeoIPMatcherContainer
+	globalGeoIPContainer GeoIPMatcherContainer
 )

app/router/condition_geoip_test.go

@@ -1,16 +1,16 @@
-package geoip_test
+package router_test
 
 import (
 	"os"
 	"path/filepath"
 	"testing"
 
+	"github.com/golang/protobuf/proto"
+	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
-	. "github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/platform/filesystem"
-	"google.golang.org/protobuf/proto"
 )
 
 func init() {
@@ -18,47 +18,27 @@ func init() {
 	common.Must(err)
 
 	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "..", "resources", "geoip.dat")))
-	}
-	if _, err := os.Stat(platform.GetAssetLocation("geoiptestrouter.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoiptestrouter.dat"), filepath.Join(wd, "..", "..", "..", "resources", "geoip.dat")))
+		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "resources", "geoip.dat")))
 	}
 	if _, err := os.Stat(platform.GetAssetLocation("geosite.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "..", "resources", "geosite.dat")))
-	}
-}
-
-func TestParseIPList(t *testing.T) {
-	ips := []string{
-		"geoip:us",
-		"geoip:cn",
-		"geoip:!cn",
-		"ext:geoiptestrouter.dat:!cn",
-		"ext:geoiptestrouter.dat:ca",
-		"ext-ip:geoiptestrouter.dat:!cn",
-		"ext-ip:geoiptestrouter.dat:!ca",
-	}
-
-	_, err := ParseIPList(ips)
-	if err != nil {
-		t.Fatalf("Failed to parse geoip list, got %s", err)
+		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "resources", "geosite.dat")))
 	}
 }
 
 func TestGeoIPMatcherContainer(t *testing.T) {
-	container := &GeoIPMatcherContainer{}
+	container := &router.GeoIPMatcherContainer{}
 
-	m1, err := container.Add(&GeoIP{
+	m1, err := container.Add(&router.GeoIP{
 		CountryCode: "CN",
 	})
 	common.Must(err)
 
-	m2, err := container.Add(&GeoIP{
+	m2, err := container.Add(&router.GeoIP{
 		CountryCode: "US",
 	})
 	common.Must(err)
 
-	m3, err := container.Add(&GeoIP{
+	m3, err := container.Add(&router.GeoIP{
 		CountryCode: "CN",
 	})
 	common.Must(err)
@@ -73,7 +53,7 @@ func TestGeoIPMatcherContainer(t *testing.T) {
 }
 
 func TestGeoIPMatcher(t *testing.T) {
-	cidrList := CIDRList{
+	cidrList := router.CIDRList{
 		{Ip: []byte{0, 0, 0, 0}, Prefix: 8},
 		{Ip: []byte{10, 0, 0, 0}, Prefix: 8},
 		{Ip: []byte{100, 64, 0, 0}, Prefix: 10},
@@ -90,7 +70,7 @@ func TestGeoIPMatcher(t *testing.T) {
 		{Ip: []byte{91, 108, 4, 0}, Prefix: 16},
 	}
 
-	matcher := &GeoIPMatcher{}
+	matcher := &router.GeoIPMatcher{}
 	common.Must(matcher.Init(cidrList))
 
 	testCases := []struct {
@@ -143,47 +123,11 @@ func TestGeoIPMatcher(t *testing.T) {
 	}
 }
 
-func TestGeoIPReverseMatcher(t *testing.T) {
-	cidrList := CIDRList{
-		{Ip: []byte{8, 8, 8, 8}, Prefix: 32},
-		{Ip: []byte{91, 108, 4, 0}, Prefix: 16},
-	}
-	matcher := &GeoIPMatcher{}
-	matcher.SetReverseMatch(true) // Reverse match
-	common.Must(matcher.Init(cidrList))
-
-	testCases := []struct {
-		Input  string
-		Output bool
-	}{
-		{
-			Input:  "8.8.8.8",
-			Output: false,
-		},
-		{
-			Input:  "2001:cdba::3257:9652",
-			Output: true,
-		},
-		{
-			Input:  "91.108.255.254",
-			Output: false,
-		},
-	}
-
-	for _, testCase := range testCases {
-		ip := net.ParseAddress(testCase.Input).IP()
-		actual := matcher.Match(ip)
-		if actual != testCase.Output {
-			t.Error("expect input", testCase.Input, "to be", testCase.Output, ", but actually", actual)
-		}
-	}
-}
-
 func TestGeoIPMatcher4CN(t *testing.T) {
 	ips, err := loadGeoIP("CN")
 	common.Must(err)
 
-	matcher := &GeoIPMatcher{}
+	matcher := &router.GeoIPMatcher{}
 	common.Must(matcher.Init(ips))
 
 	if matcher.Match([]byte{8, 8, 8, 8}) {
@@ -195,7 +139,7 @@ func TestGeoIPMatcher6US(t *testing.T) {
 	ips, err := loadGeoIP("US")
 	common.Must(err)
 
-	matcher := &GeoIPMatcher{}
+	matcher := &router.GeoIPMatcher{}
 	common.Must(matcher.Init(ips))
 
 	if !matcher.Match(net.ParseAddress("2001:4860:4860::8888").IP()) {
@@ -203,12 +147,12 @@ func TestGeoIPMatcher6US(t *testing.T) {
 	}
 }
 
-func loadGeoIP(country string) ([]*CIDR, error) {
+func loadGeoIP(country string) ([]*router.CIDR, error) {
 	geoipBytes, err := filesystem.ReadAsset("geoip.dat")
 	if err != nil {
 		return nil, err
 	}
-	var geoipList GeoIPList
+	var geoipList router.GeoIPList
 	if err := proto.Unmarshal(geoipBytes, &geoipList); err != nil {
 		return nil, err
 	}
@@ -226,7 +170,7 @@ func BenchmarkGeoIPMatcher4CN(b *testing.B) {
 	ips, err := loadGeoIP("CN")
 	common.Must(err)
 
-	matcher := &GeoIPMatcher{}
+	matcher := &router.GeoIPMatcher{}
 	common.Must(matcher.Init(ips))
 
 	b.ResetTimer()
@@ -240,7 +184,7 @@ func BenchmarkGeoIPMatcher6US(b *testing.B) {
 	ips, err := loadGeoIP("US")
 	common.Must(err)
 
-	matcher := &GeoIPMatcher{}
+	matcher := &router.GeoIPMatcher{}
 	common.Must(matcher.Init(ips))
 
 	b.ResetTimer()

app/router/condition_test.go

@@ -11,9 +11,6 @@ import (
 	. "github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
-	"github.com/xtls/xray-core/common/matcher/geosite"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/platform/filesystem"
@@ -29,10 +26,10 @@ func init() {
 	common.Must(err)
 
 	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "resources", "geoip.dat")))
+		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "release", "config", "geoip.dat")))
 	}
 	if _, err := os.Stat(platform.GetAssetLocation("geosite.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "resources", "geosite.dat")))
+		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "release", "config", "geosite.dat")))
 	}
 }
 
@@ -64,18 +61,18 @@ func TestRoutingRule(t *testing.T) {
 	}{
 		{
 			rule: &RoutingRule{
-				Domain: []*domain.Domain{
+				Domain: []*Domain{
 					{
 						Value: "example.com",
-						Type:  domain.MatchingType_Keyword,
+						Type:  Domain_Plain,
 					},
 					{
 						Value: "google.com",
-						Type:  domain.MatchingType_Subdomain,
+						Type:  Domain_Domain,
 					},
 					{
 						Value: "^facebook\\.com$",
-						Type:  domain.MatchingType_Regex,
+						Type:  Domain_Regex,
 					},
 				},
 			},
@@ -112,7 +109,7 @@ func TestRoutingRule(t *testing.T) {
 		},
 		{
 			rule: &RoutingRule{
-				Cidr: []*geoip.CIDR{
+				Cidr: []*CIDR{
 					{
 						Ip:     []byte{8, 8, 8, 8},
 						Prefix: 32,
@@ -148,9 +145,9 @@ func TestRoutingRule(t *testing.T) {
 		},
 		{
 			rule: &RoutingRule{
-				Geoip: []*geoip.GeoIP{
+				Geoip: []*GeoIP{
 					{
-						Cidr: []*geoip.CIDR{
+						Cidr: []*CIDR{
 							{
 								Ip:     []byte{8, 8, 8, 8},
 								Prefix: 32,
@@ -188,7 +185,7 @@ func TestRoutingRule(t *testing.T) {
 		},
 		{
 			rule: &RoutingRule{
-				SourceCidr: []*geoip.CIDR{
+				SourceCidr: []*CIDR{
 					{
 						Ip:     []byte{192, 168, 0, 0},
 						Prefix: 16,
@@ -336,19 +333,19 @@ func TestRoutingRule(t *testing.T) {
 	}
 }
 
-func loadGeoSite(country string) ([]*domain.Domain, error) {
+func loadGeoSite(country string) ([]*Domain, error) {
 	geositeBytes, err := filesystem.ReadAsset("geosite.dat")
 	if err != nil {
 		return nil, err
 	}
-	var geositeList geosite.GeoSiteList
+	var geositeList GeoSiteList
 	if err := proto.Unmarshal(geositeBytes, &geositeList); err != nil {
 		return nil, err
 	}
 
 	for _, site := range geositeList.Entry {
 		if site.CountryCode == country {
-			return geosite.ToDomains(site.Domain), nil
+			return site.Domain, nil
 		}
 	}
 
@@ -359,10 +356,7 @@ func TestChinaSites(t *testing.T) {
 	domains, err := loadGeoSite("CN")
 	common.Must(err)
 
-	matcher, err := domain.NewDomainMatcher(domains)
-	common.Must(err)
-
-	acMatcher, err := domain.NewMphMatcherGroup(domains)
+	matcher, err := NewDomainMatcher(domains)
 	common.Must(err)
 
 	type TestCase struct {
@@ -393,126 +387,20 @@ 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)
+		r := matcher.ApplyDomain(testCase.Domain)
+		if r != testCase.Output {
+			t.Error("expected output ", testCase.Output, " for domain ", testCase.Domain, " but got ", r)
 		}
 	}
 }
 
-func BenchmarkMphDomainMatcher(b *testing.B) {
-	domains, err := loadGeoSite("CN")
-	common.Must(err)
-
-	matcher, err := domain.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 := domain.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)
-		}
-	}
-}
-
-func loadGeoIP(country string) ([]*geoip.CIDR, error) {
-	geoipBytes, err := filesystem.ReadAsset("dat")
-	if err != nil {
-		return nil, err
-	}
-	var geoipList geoip.GeoIPList
-	if err := proto.Unmarshal(geoipBytes, &geoipList); err != nil {
-		return nil, err
-	}
-
-	for _, geoip := range geoipList.Entry {
-		if geoip.CountryCode == country {
-			return geoip.Cidr, nil
-		}
-	}
-
-	panic("country not found: " + country)
-}
-
 func BenchmarkMultiGeoIPMatcher(b *testing.B) {
-	var geoips []*geoip.GeoIP
+	var geoips []*GeoIP
 
 	{
 		ips, err := loadGeoIP("CN")
 		common.Must(err)
-		geoips = append(geoips, &geoip.GeoIP{
+		geoips = append(geoips, &GeoIP{
 			CountryCode: "CN",
 			Cidr:        ips,
 		})
@@ -521,7 +409,7 @@ func BenchmarkMultiGeoIPMatcher(b *testing.B) {
 	{
 		ips, err := loadGeoIP("JP")
 		common.Must(err)
-		geoips = append(geoips, &geoip.GeoIP{
+		geoips = append(geoips, &GeoIP{
 			CountryCode: "JP",
 			Cidr:        ips,
 		})
@@ -530,7 +418,7 @@ func BenchmarkMultiGeoIPMatcher(b *testing.B) {
 	{
 		ips, err := loadGeoIP("CA")
 		common.Must(err)
-		geoips = append(geoips, &geoip.GeoIP{
+		geoips = append(geoips, &GeoIP{
 			CountryCode: "CA",
 			Cidr:        ips,
 		})
@@ -539,13 +427,13 @@ func BenchmarkMultiGeoIPMatcher(b *testing.B) {
 	{
 		ips, err := loadGeoIP("US")
 		common.Must(err)
-		geoips = append(geoips, &geoip.GeoIP{
+		geoips = append(geoips, &GeoIP{
 			CountryCode: "US",
 			Cidr:        ips,
 		})
 	}
 
-	matcher, err := geoip.NewMultiGeoIPMatcher(geoips, false)
+	matcher, err := NewMultiGeoIPMatcher(geoips, false)
 	common.Must(err)
 
 	ctx := withOutbound(&session.Outbound{Target: net.TCPDestination(net.ParseAddress("8.8.8.8"), 80)})

app/router/config.go

@@ -1,13 +1,50 @@
 package router
 
 import (
-	dm "github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/features/outbound"
 	"github.com/xtls/xray-core/features/routing"
 )
 
+// CIDRList is an alias of []*CIDR to provide sort.Interface.
+type CIDRList []*CIDR
+
+// Len implements sort.Interface.
+func (l *CIDRList) Len() int {
+	return len(*l)
+}
+
+// Less implements sort.Interface.
+func (l *CIDRList) Less(i int, j int) bool {
+	ci := (*l)[i]
+	cj := (*l)[j]
+
+	if len(ci.Ip) < len(cj.Ip) {
+		return true
+	}
+
+	if len(ci.Ip) > len(cj.Ip) {
+		return false
+	}
+
+	for k := 0; k < len(ci.Ip); k++ {
+		if ci.Ip[k] < cj.Ip[k] {
+			return true
+		}
+
+		if ci.Ip[k] > cj.Ip[k] {
+			return false
+		}
+	}
+
+	return ci.Prefix < cj.Prefix
+}
+
+// Swap implements sort.Interface.
+func (l *CIDRList) Swap(i int, j int) {
+	(*l)[i], (*l)[j] = (*l)[j], (*l)[i]
+}
+
 type Rule struct {
 	Tag       string
 	Balancer  *Balancer
@@ -30,24 +67,11 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	conds := NewConditionChan()
 
 	if len(rr.Domain) > 0 {
-		switch rr.DomainMatcher {
-		case "linear":
-			matcher, err := dm.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 := dm.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 {
@@ -75,13 +99,13 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	}
 
 	if len(rr.Geoip) > 0 {
-		cond, err := geoip.NewMultiGeoIPMatcher(rr.Geoip, false)
+		cond, err := NewMultiGeoIPMatcher(rr.Geoip, false)
 		if err != nil {
 			return nil, err
 		}
 		conds.Add(cond)
 	} else if len(rr.Cidr) > 0 {
-		cond, err := geoip.NewMultiGeoIPMatcher([]*geoip.GeoIP{{Cidr: rr.Cidr}}, false)
+		cond, err := NewMultiGeoIPMatcher([]*GeoIP{{Cidr: rr.Cidr}}, false)
 		if err != nil {
 			return nil, err
 		}
@@ -89,13 +113,13 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	}
 
 	if len(rr.SourceGeoip) > 0 {
-		cond, err := geoip.NewMultiGeoIPMatcher(rr.SourceGeoip, true)
+		cond, err := NewMultiGeoIPMatcher(rr.SourceGeoip, true)
 		if err != nil {
 			return nil, err
 		}
 		conds.Add(cond)
 	} else if len(rr.SourceCidr) > 0 {
-		cond, err := geoip.NewMultiGeoIPMatcher([]*geoip.GeoIP{{Cidr: rr.SourceCidr}}, true)
+		cond, err := NewMultiGeoIPMatcher([]*GeoIP{{Cidr: rr.SourceCidr}}, true)
 		if err != nil {
 			return nil, err
 		}

app/router/config.proto

@@ -8,8 +8,66 @@ option java_multiple_files = true;
 
 import "common/net/port.proto";
 import "common/net/network.proto";
-import "common/matcher/domain/domain.proto";
-import "common/matcher/geoip/geoip.proto";
+
+// Domain for routing decision.
+message Domain {
+  // Type of domain value.
+  enum Type {
+    // The value is used as is.
+    Plain = 0;
+    // The value is used as a regular expression.
+    Regex = 1;
+    // The value is a root domain.
+    Domain = 2;
+    // The value is a domain.
+    Full = 3;
+  }
+
+  // Domain matching type.
+  Type type = 1;
+
+  // Domain value.
+  string value = 2;
+
+  message Attribute {
+    string key = 1;
+
+    oneof typed_value {
+      bool bool_value = 2;
+      int64 int_value = 3;
+    }
+  }
+
+  // Attributes of this domain. May be used for filtering.
+  repeated Attribute attribute = 3;
+}
+
+// IP for routing decision, in CIDR form.
+message CIDR {
+  // IP address, should be either 4 or 16 bytes.
+  bytes ip = 1;
+
+  // Number of leading ones in the network mask.
+  uint32 prefix = 2;
+}
+
+message GeoIP {
+  string country_code = 1;
+  repeated CIDR cidr = 2;
+}
+
+message GeoIPList {
+  repeated GeoIP entry = 1;
+}
+
+message GeoSite {
+  string country_code = 1;
+  repeated Domain domain = 2;
+}
+
+message GeoSiteList {
+  repeated GeoSite entry = 1;
+}
 
 message RoutingRule {
   oneof target_tag {
@@ -21,17 +79,17 @@ message RoutingRule {
   }
 
   // List of domains for target domain matching.
-  repeated xray.common.matcher.domain.Domain domain = 2;
+  repeated Domain domain = 2;
 
   // List of CIDRs for target IP address matching.
   // Deprecated. Use geoip below.
-  repeated xray.common.matcher.geoip.CIDR cidr = 3 [deprecated = true];
+  repeated CIDR cidr = 3 [deprecated = true];
 
   // List of GeoIPs for target IP address matching. If this entry exists, the
   // cidr above will have no effect. GeoIP fields with the same country code are
   // supposed to contain exactly same content. They will be merged during
   // runtime. For customized GeoIPs, please leave country code empty.
-  repeated xray.common.matcher.geoip.GeoIP geoip = 10;
+  repeated GeoIP geoip = 10;
 
   // A range of port [from, to]. If the destination port is in this range, this
   // rule takes effect. Deprecated. Use port_list.
@@ -47,11 +105,11 @@ message RoutingRule {
   repeated xray.common.net.Network networks = 13;
 
   // List of CIDRs for source IP address matching.
-  repeated xray.common.matcher.geoip.CIDR source_cidr = 6 [deprecated = true];
+  repeated CIDR source_cidr = 6 [deprecated = true];
 
   // List of GeoIPs for source IP address matching. If this entry exists, the
   // source_cidr above will have no effect.
-  repeated xray.common.matcher.geoip.GeoIP source_geoip = 11;
+  repeated GeoIP source_geoip = 11;
 
   // List of ports for source port matching.
   xray.common.net.PortList source_port_list = 16;
@@ -61,8 +119,6 @@ message RoutingRule {
   repeated string protocol = 9;
 
   string attributes = 15;
-
-  string domain_matcher = 17;
 }
 
 message BalancingRule {

app/router/router.go

@@ -80,13 +80,7 @@ func (r *Router) PickRoute(ctx routing.Context) (routing.Route, error) {
 }
 
 func (r *Router) pickRouteInternal(ctx routing.Context) (*Rule, routing.Context, error) {
-
-	// SkipDNSResolve is set from DNS module.
-	// the DOH remote server maybe a domain name,
-	// this prevents cycle resolving dead loop
-	skipDNSResolve := ctx.GetSkipDNSResolve()
-
-	if r.domainStrategy == Config_IpOnDemand && !skipDNSResolve {
+	if r.domainStrategy == Config_IpOnDemand {
 		ctx = routing_dns.ContextWithDNSClient(ctx, r.dns)
 	}
 
@@ -96,7 +90,7 @@ func (r *Router) pickRouteInternal(ctx routing.Context) (*Rule, routing.Context,
 		}
 	}
 
-	if r.domainStrategy != Config_IpIfNonMatch || len(ctx.GetTargetDomain()) == 0 || skipDNSResolve {
+	if r.domainStrategy != Config_IpIfNonMatch || len(ctx.GetTargetDomain()) == 0 {
 		return nil, ctx, common.ErrNoClue
 	}
 

app/router/router_test.go

@@ -7,7 +7,6 @@ import (
 	"github.com/golang/mock/gomock"
 	. "github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/features/outbound"
@@ -102,7 +101,7 @@ func TestIPOnDemand(t *testing.T) {
 				TargetTag: &RoutingRule_Tag{
 					Tag: "test",
 				},
-				Cidr: []*geoip.CIDR{
+				Cidr: []*CIDR{
 					{
 						Ip:     []byte{192, 168, 0, 0},
 						Prefix: 16,
@@ -137,7 +136,7 @@ func TestIPIfNonMatchDomain(t *testing.T) {
 				TargetTag: &RoutingRule_Tag{
 					Tag: "test",
 				},
-				Cidr: []*geoip.CIDR{
+				Cidr: []*CIDR{
 					{
 						Ip:     []byte{192, 168, 0, 0},
 						Prefix: 16,
@@ -172,7 +171,7 @@ func TestIPIfNonMatchIP(t *testing.T) {
 				TargetTag: &RoutingRule_Tag{
 					Tag: "test",
 				},
-				Cidr: []*geoip.CIDR{
+				Cidr: []*CIDR{
 					{
 						Ip:     []byte{127, 0, 0, 0},
 						Prefix: 8,

app/stats/command/command.go

@@ -11,7 +11,7 @@ import (
 
 	"github.com/xtls/xray-core/app/stats"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/matcher/str"
+	"github.com/xtls/xray-core/common/strmatcher"
 	"github.com/xtls/xray-core/core"
 	feature_stats "github.com/xtls/xray-core/features/stats"
 )
@@ -49,7 +49,7 @@ func (s *statsServer) GetStats(ctx context.Context, request *GetStatsRequest) (*
 }
 
 func (s *statsServer) QueryStats(ctx context.Context, request *QueryStatsRequest) (*QueryStatsResponse, error) {
-	matcher, err := str.Substr.New(request.Pattern)
+	matcher, err := strmatcher.Substr.New(request.Pattern)
 	if err != nil {
 		return nil, err
 	}

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/matcher/domain/conf/conf.go

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

common/matcher/domain/conf/domain.go

@@ -1,94 +0,0 @@
-package conf
-
-import (
-	"strings"
-
-	dm "github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geosite"
-)
-
-func ParseDomainRule(domain string) ([]*dm.Domain, error) {
-	if strings.HasPrefix(domain, "geosite:") {
-		country := strings.ToUpper(domain[8:])
-		domains, err := geosite.LoadGeositeWithAttr("geosite.dat", country)
-		if err != nil {
-			return nil, newError("failed to load geosite: ", country).Base(err)
-		}
-		return domains, nil
-	}
-	var isExtDatFile = 0
-	{
-		const prefix = "ext:"
-		if strings.HasPrefix(domain, prefix) {
-			isExtDatFile = len(prefix)
-		}
-		const prefixQualified = "ext-domain:"
-		if strings.HasPrefix(domain, prefixQualified) {
-			isExtDatFile = len(prefixQualified)
-		}
-	}
-	if isExtDatFile != 0 {
-		kv := strings.Split(domain[isExtDatFile:], ":")
-		if len(kv) != 2 {
-			return nil, newError("invalid external resource: ", domain)
-		}
-		filename := kv[0]
-		country := kv[1]
-		domains, err := geosite.LoadGeositeWithAttr(filename, country)
-		if err != nil {
-			return nil, newError("failed to load external sites: ", country, " from ", filename).Base(err)
-		}
-		return domains, nil
-	}
-
-	domainRule := new(dm.Domain)
-	switch {
-	case strings.HasPrefix(domain, "regexp:"):
-		regexpVal := domain[7:]
-		if len(regexpVal) == 0 {
-			return nil, newError("empty regexp type of rule: ", domain)
-		}
-		domainRule.Type = dm.MatchingType_Regex
-		domainRule.Value = regexpVal
-
-	case strings.HasPrefix(domain, "domain:"):
-		domainName := domain[7:]
-		if len(domainName) == 0 {
-			return nil, newError("empty domain type of rule: ", domain)
-		}
-		domainRule.Type = dm.MatchingType_Subdomain
-		domainRule.Value = domainName
-
-	case strings.HasPrefix(domain, "full:"):
-		fullVal := domain[5:]
-		if len(fullVal) == 0 {
-			return nil, newError("empty full domain type of rule: ", domain)
-		}
-		domainRule.Type = dm.MatchingType_Full
-		domainRule.Value = fullVal
-
-	case strings.HasPrefix(domain, "keyword:"):
-		keywordVal := domain[8:]
-		if len(keywordVal) == 0 {
-			return nil, newError("empty keyword type of rule: ", domain)
-		}
-		domainRule.Type = dm.MatchingType_Keyword
-		domainRule.Value = keywordVal
-
-	case strings.HasPrefix(domain, "dotless:"):
-		domainRule.Type = dm.MatchingType_Regex
-		switch substr := domain[8:]; {
-		case substr == "":
-			domainRule.Value = "^[^.]*$"
-		case !strings.Contains(substr, "."):
-			domainRule.Value = "^[^.]*" + substr + "[^.]*$"
-		default:
-			return nil, newError("substr in dotless rule should not contain a dot: ", substr)
-		}
-
-	default:
-		domainRule.Type = dm.MatchingType_Keyword
-		domainRule.Value = domain
-	}
-	return []*dm.Domain{domainRule}, nil
-}

common/matcher/domain/conf/errors.generated.go

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

common/matcher/domain/domain.go

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

common/matcher/domain/domain.pb.go

@@ -1,229 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.6
-// source: common/matcher/domain/domain.proto
-
-package domain
-
-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 MatchingType int32
-
-const (
-	MatchingType_Full      MatchingType = 0
-	MatchingType_Subdomain MatchingType = 1
-	MatchingType_Keyword   MatchingType = 2
-	MatchingType_Regex     MatchingType = 3
-)
-
-// Enum value maps for MatchingType.
-var (
-	MatchingType_name = map[int32]string{
-		0: "Full",
-		1: "Subdomain",
-		2: "Keyword",
-		3: "Regex",
-	}
-	MatchingType_value = map[string]int32{
-		"Full":      0,
-		"Subdomain": 1,
-		"Keyword":   2,
-		"Regex":     3,
-	}
-)
-
-func (x MatchingType) Enum() *MatchingType {
-	p := new(MatchingType)
-	*p = x
-	return p
-}
-
-func (x MatchingType) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (MatchingType) Descriptor() protoreflect.EnumDescriptor {
-	return file_common_matcher_domain_domain_proto_enumTypes[0].Descriptor()
-}
-
-func (MatchingType) Type() protoreflect.EnumType {
-	return &file_common_matcher_domain_domain_proto_enumTypes[0]
-}
-
-func (x MatchingType) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use MatchingType.Descriptor instead.
-func (MatchingType) EnumDescriptor() ([]byte, []int) {
-	return file_common_matcher_domain_domain_proto_rawDescGZIP(), []int{0}
-}
-
-type Domain struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	// Domain matching type.
-	Type MatchingType `protobuf:"varint,1,opt,name=type,proto3,enum=xray.common.matcher.domain.MatchingType" json:"type,omitempty"`
-	// Domain value.
-	Value string `protobuf:"bytes,2,opt,name=value,proto3" json:"value,omitempty"`
-}
-
-func (x *Domain) Reset() {
-	*x = Domain{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_domain_domain_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Domain) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Domain) ProtoMessage() {}
-
-func (x *Domain) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_domain_domain_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 Domain.ProtoReflect.Descriptor instead.
-func (*Domain) Descriptor() ([]byte, []int) {
-	return file_common_matcher_domain_domain_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *Domain) GetType() MatchingType {
-	if x != nil {
-		return x.Type
-	}
-	return MatchingType_Full
-}
-
-func (x *Domain) GetValue() string {
-	if x != nil {
-		return x.Value
-	}
-	return ""
-}
-
-var File_common_matcher_domain_domain_proto protoreflect.FileDescriptor
-
-var file_common_matcher_domain_domain_proto_rawDesc = []byte{
-	0x0a, 0x22, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72,
-	0x2f, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x2f, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x2e, 0x70,
-	0x72, 0x6f, 0x74, 0x6f, 0x12, 0x1a, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f,
-	0x6e, 0x2e, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x2e, 0x64, 0x6f, 0x6d, 0x61, 0x69, 0x6e,
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-	0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x2e, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x69, 0x6e, 0x67, 0x54, 0x79,
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-	0x0a, 0x0c, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x69, 0x6e, 0x67, 0x54, 0x79, 0x70, 0x65, 0x12, 0x08,
-	0x0a, 0x04, 0x46, 0x75, 0x6c, 0x6c, 0x10, 0x00, 0x12, 0x0d, 0x0a, 0x09, 0x53, 0x75, 0x62, 0x64,
-	0x6f, 0x6d, 0x61, 0x69, 0x6e, 0x10, 0x01, 0x12, 0x0b, 0x0a, 0x07, 0x4b, 0x65, 0x79, 0x77, 0x6f,
-	0x72, 0x64, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x52, 0x65, 0x67, 0x65, 0x78, 0x10, 0x03, 0x42,
-	0x70, 0x0a, 0x1e, 0x63, 0x6f, 0x6d, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d,
-	0x6f, 0x6e, 0x2e, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x2e, 0x64, 0x6f, 0x6d, 0x61, 0x69,
-	0x6e, 0x50, 0x01, 0x5a, 0x2f, 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, 0x63,
-	0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x2f, 0x64, 0x6f,
-	0x6d, 0x61, 0x69, 0x6e, 0xaa, 0x02, 0x1a, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x43, 0x6f, 0x6d, 0x6d,
-	0x6f, 0x6e, 0x2e, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72, 0x2e, 0x44, 0x6f, 0x6d, 0x61, 0x69,
-	0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
-}
-
-var (
-	file_common_matcher_domain_domain_proto_rawDescOnce sync.Once
-	file_common_matcher_domain_domain_proto_rawDescData = file_common_matcher_domain_domain_proto_rawDesc
-)
-
-func file_common_matcher_domain_domain_proto_rawDescGZIP() []byte {
-	file_common_matcher_domain_domain_proto_rawDescOnce.Do(func() {
-		file_common_matcher_domain_domain_proto_rawDescData = protoimpl.X.CompressGZIP(file_common_matcher_domain_domain_proto_rawDescData)
-	})
-	return file_common_matcher_domain_domain_proto_rawDescData
-}
-
-var file_common_matcher_domain_domain_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_common_matcher_domain_domain_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
-var file_common_matcher_domain_domain_proto_goTypes = []interface{}{
-	(MatchingType)(0), // 0: xray.common.matcher.domain.MatchingType
-	(*Domain)(nil),    // 1: xray.common.matcher.domain.Domain
-}
-var file_common_matcher_domain_domain_proto_depIdxs = []int32{
-	0, // 0: xray.common.matcher.domain.Domain.type:type_name -> xray.common.matcher.domain.MatchingType
-	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_common_matcher_domain_domain_proto_init() }
-func file_common_matcher_domain_domain_proto_init() {
-	if File_common_matcher_domain_domain_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_common_matcher_domain_domain_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Domain); 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_common_matcher_domain_domain_proto_rawDesc,
-			NumEnums:      1,
-			NumMessages:   1,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_common_matcher_domain_domain_proto_goTypes,
-		DependencyIndexes: file_common_matcher_domain_domain_proto_depIdxs,
-		EnumInfos:         file_common_matcher_domain_domain_proto_enumTypes,
-		MessageInfos:      file_common_matcher_domain_domain_proto_msgTypes,
-	}.Build()
-	File_common_matcher_domain_domain_proto = out.File
-	file_common_matcher_domain_domain_proto_rawDesc = nil
-	file_common_matcher_domain_domain_proto_goTypes = nil
-	file_common_matcher_domain_domain_proto_depIdxs = nil
-}

common/matcher/domain/domain.proto

@@ -1,39 +0,0 @@
-syntax = "proto3";
-
-package xray.common.matcher.domain;
-option csharp_namespace = "Xray.Common.Matcher.Domain";
-option go_package = "github.com/xtls/xray-core/common/matcher/domain";
-option java_package = "com.xray.common.matcher.domain";
-option java_multiple_files = true;
-
-enum MatchingType {
-  Full = 0;
-  Subdomain = 1;
-  Keyword = 2;
-  Regex = 3;
-}
-
-message Domain {
-  // Domain matching type.
-  MatchingType type = 1;
-
-  // Domain value.
-  string value = 2;
-}
-
-/*
-func toDomainMatchingType(t router.Domain_Type) dns.DomainMatchingType {
-	switch t {
-	case router.Domain_Domain:
-		return dns.DomainMatchingType_Subdomain
-	case router.Domain_Full:
-		return dns.DomainMatchingType_Full
-	case router.Domain_Plain:
-		return dns.DomainMatchingType_Keyword
-	case router.Domain_Regex:
-		return dns.DomainMatchingType_Regex
-	default:
-		panic("unknown domain type")
-	}
-}
- */

common/matcher/domain/errors.generated.go

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

common/matcher/domain/matcher.go

@@ -1,79 +0,0 @@
-package domain
-
-import (
-	"strings"
-
-	"github.com/xtls/xray-core/common/matcher/str"
-	"github.com/xtls/xray-core/features/routing"
-)
-
-var matcherTypeMap = map[MatchingType]str.Type{
-	MatchingType_Keyword:   str.Substr,
-	MatchingType_Regex:     str.Regex,
-	MatchingType_Subdomain: str.Domain,
-	MatchingType_Full:      str.Full,
-}
-
-func domainToMatcher(domain *Domain) (str.Matcher, error) {
-	matcherType, f := matcherTypeMap[domain.Type]
-	if !f {
-		return nil, newError("unsupported domain type", domain.Type)
-	}
-
-	matcher, err := matcherType.New(domain.Value)
-	if err != nil {
-		return nil, newError("failed to create domain matcher").Base(err)
-	}
-
-	return matcher, nil
-}
-
-type DomainMatcher struct {
-	matchers str.IndexMatcher
-}
-
-func NewMphMatcherGroup(domains []*Domain) (*DomainMatcher, error) {
-	g := str.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(str.MatcherGroup)
-	for _, d := range domains {
-		m, err := domainToMatcher(d)
-		if err != nil {
-			return nil, err
-		}
-		g.Add(m)
-	}
-
-	return &DomainMatcher{
-		matchers: g,
-	}, nil
-}
-
-func (m *DomainMatcher) ApplyDomain(domain string) bool {
-	return len(m.matchers.Match(strings.ToLower(domain))) > 0
-}
-
-// Apply implements Condition.
-func (m *DomainMatcher) Apply(ctx routing.Context) bool {
-	domain := ctx.GetTargetDomain()
-	if len(domain) == 0 {
-		return false
-	}
-	return m.ApplyDomain(domain)
-}

common/matcher/geoip/conf.go

@@ -1,224 +0,0 @@
-package geoip
-
-import (
-	"runtime"
-	"strconv"
-	"strings"
-
-	"github.com/golang/protobuf/proto"
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/platform/filesystem"
-)
-
-var (
-	FileCache = make(map[string][]byte)
-	IPCache   = make(map[string]*GeoIP)
-)
-
-func LoadGeoIP(code string) ([]*CIDR, error) {
-	return LoadIPFile("geoip.dat", code)
-}
-
-func LoadIPFile(file, code string) ([]*CIDR, error) {
-	index := file + ":" + code
-	if IPCache[index] == nil {
-		bs, err := loadFile(file)
-		if err != nil {
-			return nil, newError("failed to load file: ", file).Base(err)
-		}
-		bs = find(bs, []byte(code))
-		if bs == nil {
-			return nil, newError("code not found in ", file, ": ", code)
-		}
-		var geoipdat GeoIP
-		if err := proto.Unmarshal(bs, &geoipdat); err != nil {
-			return nil, newError("error unmarshal IP in ", file, ": ", code).Base(err)
-		}
-		defer runtime.GC()        // or debug.FreeOSMemory()
-		return geoipdat.Cidr, nil // do not cache geoip
-		// IPCache[index] = &geoipdat
-	}
-	return IPCache[index].Cidr, nil
-}
-
-func loadFile(file string) ([]byte, error) {
-	if FileCache[file] == nil {
-		bs, err := filesystem.ReadAsset(file)
-		if err != nil {
-			return nil, newError("failed to open file: ", file).Base(err)
-		}
-		if len(bs) == 0 {
-			return nil, newError("empty file: ", file)
-		}
-		// Do not cache file, may save RAM when there
-		// are many files, but consume CPU each time.
-		return bs, nil
-		// FileCache[file] = bs
-	}
-	return FileCache[file], nil
-}
-
-func find(data, code []byte) []byte {
-	codeL := len(code)
-	if codeL == 0 {
-		return nil
-	}
-	for {
-		dataL := len(data)
-		if dataL < 2 {
-			return nil
-		}
-		x, y := proto.DecodeVarint(data[1:])
-		if x == 0 && y == 0 {
-			return nil
-		}
-		headL, bodyL := 1+y, int(x)
-		dataL -= headL
-		if dataL < bodyL {
-			return nil
-		}
-		data = data[headL:]
-		if int(data[1]) == codeL {
-			for i := 0; i < codeL && data[2+i] == code[i]; i++ {
-				if i+1 == codeL {
-					return data[:bodyL]
-				}
-			}
-		}
-		if dataL == bodyL {
-			return nil
-		}
-		data = data[bodyL:]
-	}
-}
-
-func ParseIPList(ips []string) ([]*GeoIP, error) {
-	var geoipList []*GeoIP
-	var customCidrs []*CIDR
-
-	for _, ip := range ips {
-		if strings.HasPrefix(ip, "geoip:") {
-			country := ip[6:]
-			isReverseMatch := false
-			if strings.HasPrefix(country, "!") {
-				country = country[1:]
-				isReverseMatch = true
-			}
-
-			geoipc, err := LoadGeoIP(strings.ToUpper(country))
-			if err != nil {
-				return nil, newError("failed to load GeoIP: ", country).Base(err)
-			}
-
-			geoipList = append(geoipList, &GeoIP{
-				CountryCode:  strings.ToUpper(country),
-				Cidr:         geoipc,
-				ReverseMatch: isReverseMatch,
-			})
-			continue
-		}
-		var isExtDatFile = 0
-		{
-			const prefix = "ext:"
-			if strings.HasPrefix(ip, prefix) {
-				isExtDatFile = len(prefix)
-			}
-			const prefixQualified = "ext-ip:"
-			if strings.HasPrefix(ip, prefixQualified) {
-				isExtDatFile = len(prefixQualified)
-			}
-		}
-		if isExtDatFile != 0 {
-			kv := strings.Split(ip[isExtDatFile:], ":")
-			if len(kv) != 2 {
-				return nil, newError("invalid external resource: ", ip)
-			}
-
-			filename := kv[0]
-			country := kv[1]
-			if len(filename) == 0 || len(country) == 0 {
-				return nil, newError("empty filename or empty country in rule")
-			}
-
-			isReverseMatch := false
-			if strings.HasPrefix(country, "!") {
-				country = country[1:]
-				isReverseMatch = true
-			}
-			geoipc, err := LoadIPFile(filename, strings.ToUpper(country))
-			if err != nil {
-				return nil, newError("failed to load IPs: ", country, " from ", filename).Base(err)
-			}
-
-			geoipList = append(geoipList, &GeoIP{
-				CountryCode:  strings.ToUpper(filename + "_" + country),
-				Cidr:         geoipc,
-				ReverseMatch: isReverseMatch,
-			})
-
-			continue
-		}
-
-		ipRule, err := ParseIP(ip)
-		if err != nil {
-			return nil, newError("invalid IP: ", ip).Base(err)
-		}
-		customCidrs = append(customCidrs, ipRule)
-	}
-
-	if len(customCidrs) > 0 {
-		geoipList = append(geoipList, &GeoIP{
-			Cidr: customCidrs,
-		})
-	}
-
-	return geoipList, nil
-}
-
-func ParseIP(s string) (*CIDR, error) {
-	var addr, mask string
-	i := strings.Index(s, "/")
-	if i < 0 {
-		addr = s
-	} else {
-		addr = s[:i]
-		mask = s[i+1:]
-	}
-	ip := net.ParseAddress(addr)
-	switch ip.Family() {
-	case net.AddressFamilyIPv4:
-		bits := uint32(32)
-		if len(mask) > 0 {
-			bits64, err := strconv.ParseUint(mask, 10, 32)
-			if err != nil {
-				return nil, newError("invalid network mask for router: ", mask).Base(err)
-			}
-			bits = uint32(bits64)
-		}
-		if bits > 32 {
-			return nil, newError("invalid network mask for router: ", bits)
-		}
-		return &CIDR{
-			Ip:     ip.IP(),
-			Prefix: bits,
-		}, nil
-	case net.AddressFamilyIPv6:
-		bits := uint32(128)
-		if len(mask) > 0 {
-			bits64, err := strconv.ParseUint(mask, 10, 32)
-			if err != nil {
-				return nil, newError("invalid network mask for router: ", mask).Base(err)
-			}
-			bits = uint32(bits64)
-		}
-		if bits > 128 {
-			return nil, newError("invalid network mask for router: ", bits)
-		}
-		return &CIDR{
-			Ip:     ip.IP(),
-			Prefix: bits,
-		}, nil
-	default:
-		return nil, newError("unsupported address for router: ", s)
-	}
-}

common/matcher/geoip/crid.go

@@ -1,40 +0,0 @@
-package geoip
-
-// CIDRList is an alias of []*CIDR to provide sort.Interface.
-type CIDRList []*CIDR
-
-// Len implements sort.Interface.
-func (l *CIDRList) Len() int {
-	return len(*l)
-}
-
-// Less implements sort.Interface.
-func (l *CIDRList) Less(i int, j int) bool {
-	ci := (*l)[i]
-	cj := (*l)[j]
-
-	if len(ci.Ip) < len(cj.Ip) {
-		return true
-	}
-
-	if len(ci.Ip) > len(cj.Ip) {
-		return false
-	}
-
-	for k := 0; k < len(ci.Ip); k++ {
-		if ci.Ip[k] < cj.Ip[k] {
-			return true
-		}
-
-		if ci.Ip[k] > cj.Ip[k] {
-			return false
-		}
-	}
-
-	return ci.Prefix < cj.Prefix
-}
-
-// Swap implements sort.Interface.
-func (l *CIDRList) Swap(i int, j int) {
-	(*l)[i], (*l)[j] = (*l)[j], (*l)[i]
-}

common/matcher/geoip/errors.generated.go

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

common/matcher/geoip/geoip.pb.go

@@ -1,317 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.7
-// source: common/matcher/geoip/geoip.proto
-
-package geoip
-
-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
-
-// IP for routing decision, in CIDR form.
-type CIDR struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	// IP address, should be either 4 or 16 bytes.
-	Ip []byte `protobuf:"bytes,1,opt,name=ip,proto3" json:"ip,omitempty"`
-	// Number of leading ones in the network mask.
-	Prefix uint32 `protobuf:"varint,2,opt,name=prefix,proto3" json:"prefix,omitempty"`
-}
-
-func (x *CIDR) Reset() {
-	*x = CIDR{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geoip_geoip_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *CIDR) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*CIDR) ProtoMessage() {}
-
-func (x *CIDR) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geoip_geoip_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 CIDR.ProtoReflect.Descriptor instead.
-func (*CIDR) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geoip_geoip_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *CIDR) GetIp() []byte {
-	if x != nil {
-		return x.Ip
-	}
-	return nil
-}
-
-func (x *CIDR) GetPrefix() uint32 {
-	if x != nil {
-		return x.Prefix
-	}
-	return 0
-}
-
-type GeoIP struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	CountryCode  string  `protobuf:"bytes,1,opt,name=country_code,json=countryCode,proto3" json:"country_code,omitempty"`
-	Cidr         []*CIDR `protobuf:"bytes,2,rep,name=cidr,proto3" json:"cidr,omitempty"`
-	ReverseMatch bool    `protobuf:"varint,3,opt,name=reverse_match,json=reverseMatch,proto3" json:"reverse_match,omitempty"`
-}
-
-func (x *GeoIP) Reset() {
-	*x = GeoIP{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geoip_geoip_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GeoIP) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GeoIP) ProtoMessage() {}
-
-func (x *GeoIP) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geoip_geoip_proto_msgTypes[1]
-	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 GeoIP.ProtoReflect.Descriptor instead.
-func (*GeoIP) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geoip_geoip_proto_rawDescGZIP(), []int{1}
-}
-
-func (x *GeoIP) GetCountryCode() string {
-	if x != nil {
-		return x.CountryCode
-	}
-	return ""
-}
-
-func (x *GeoIP) GetCidr() []*CIDR {
-	if x != nil {
-		return x.Cidr
-	}
-	return nil
-}
-
-func (x *GeoIP) GetReverseMatch() bool {
-	if x != nil {
-		return x.ReverseMatch
-	}
-	return false
-}
-
-type GeoIPList struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Entry []*GeoIP `protobuf:"bytes,1,rep,name=entry,proto3" json:"entry,omitempty"`
-}
-
-func (x *GeoIPList) Reset() {
-	*x = GeoIPList{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geoip_geoip_proto_msgTypes[2]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GeoIPList) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GeoIPList) ProtoMessage() {}
-
-func (x *GeoIPList) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geoip_geoip_proto_msgTypes[2]
-	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 GeoIPList.ProtoReflect.Descriptor instead.
-func (*GeoIPList) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geoip_geoip_proto_rawDescGZIP(), []int{2}
-}
-
-func (x *GeoIPList) GetEntry() []*GeoIP {
-	if x != nil {
-		return x.Entry
-	}
-	return nil
-}
-
-var File_common_matcher_geoip_geoip_proto protoreflect.FileDescriptor
-
-var file_common_matcher_geoip_geoip_proto_rawDesc = []byte{
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-}
-
-var (
-	file_common_matcher_geoip_geoip_proto_rawDescOnce sync.Once
-	file_common_matcher_geoip_geoip_proto_rawDescData = file_common_matcher_geoip_geoip_proto_rawDesc
-)
-
-func file_common_matcher_geoip_geoip_proto_rawDescGZIP() []byte {
-	file_common_matcher_geoip_geoip_proto_rawDescOnce.Do(func() {
-		file_common_matcher_geoip_geoip_proto_rawDescData = protoimpl.X.CompressGZIP(file_common_matcher_geoip_geoip_proto_rawDescData)
-	})
-	return file_common_matcher_geoip_geoip_proto_rawDescData
-}
-
-var file_common_matcher_geoip_geoip_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
-var file_common_matcher_geoip_geoip_proto_goTypes = []interface{}{
-	(*CIDR)(nil),      // 0: xray.common.matcher.geoip.CIDR
-	(*GeoIP)(nil),     // 1: xray.common.matcher.geoip.GeoIP
-	(*GeoIPList)(nil), // 2: xray.common.matcher.geoip.GeoIPList
-}
-var file_common_matcher_geoip_geoip_proto_depIdxs = []int32{
-	0, // 0: xray.common.matcher.geoip.GeoIP.cidr:type_name -> xray.common.matcher.geoip.CIDR
-	1, // 1: xray.common.matcher.geoip.GeoIPList.entry:type_name -> xray.common.matcher.geoip.GeoIP
-	2, // [2:2] is the sub-list for method output_type
-	2, // [2:2] is the sub-list for method input_type
-	2, // [2:2] is the sub-list for extension type_name
-	2, // [2:2] is the sub-list for extension extendee
-	0, // [0:2] is the sub-list for field type_name
-}
-
-func init() { file_common_matcher_geoip_geoip_proto_init() }
-func file_common_matcher_geoip_geoip_proto_init() {
-	if File_common_matcher_geoip_geoip_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_common_matcher_geoip_geoip_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CIDR); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_common_matcher_geoip_geoip_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GeoIP); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_common_matcher_geoip_geoip_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GeoIPList); 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_common_matcher_geoip_geoip_proto_rawDesc,
-			NumEnums:      0,
-			NumMessages:   3,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_common_matcher_geoip_geoip_proto_goTypes,
-		DependencyIndexes: file_common_matcher_geoip_geoip_proto_depIdxs,
-		MessageInfos:      file_common_matcher_geoip_geoip_proto_msgTypes,
-	}.Build()
-	File_common_matcher_geoip_geoip_proto = out.File
-	file_common_matcher_geoip_geoip_proto_rawDesc = nil
-	file_common_matcher_geoip_geoip_proto_goTypes = nil
-	file_common_matcher_geoip_geoip_proto_depIdxs = nil
-}

common/matcher/geoip/geoip.proto

@@ -1,26 +0,0 @@
-syntax = "proto3";
-
-package xray.common.matcher.geoip;
-option csharp_namespace = "Xray.Common.Matcher.GeoIP";
-option go_package = "github.com/xtls/xray-core/common/matcher/geoip";
-option java_package = "com.xray.common.matcher.geoip";
-option java_multiple_files = true;
-
-// IP for routing decision, in CIDR form.
-message CIDR {
-  // IP address, should be either 4 or 16 bytes.
-  bytes ip = 1;
-
-  // Number of leading ones in the network mask.
-  uint32 prefix = 2;
-}
-
-message GeoIP {
-  string country_code = 1;
-  repeated CIDR cidr = 2;
-  bool reverse_match =3;
-}
-
-message GeoIPList {
-  repeated GeoIP entry = 1;
-}

common/matcher/geoip/matcher.go

@@ -1,57 +0,0 @@
-package geoip
-
-import (
-	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/features/routing"
-)
-
-type MultiGeoIPMatcher struct {
-	matchers []*GeoIPMatcher
-	onSource bool
-}
-
-func NewMultiGeoIPMatcher(geoips []*GeoIP, onSource bool) (*MultiGeoIPMatcher, error) {
-	var matchers []*GeoIPMatcher
-	for _, geoip := range geoips {
-		matcher, err := GlobalGeoIPContainer.Add(geoip)
-		if err != nil {
-			return nil, err
-		}
-		matchers = append(matchers, matcher)
-	}
-
-	matcher := &MultiGeoIPMatcher{
-		matchers: matchers,
-		onSource: onSource,
-	}
-
-	return matcher, nil
-}
-
-// Apply implements Condition.
-func (m *MultiGeoIPMatcher) Apply(ctx routing.Context) bool {
-	var ips []net.IP
-	if m.onSource {
-		ips = ctx.GetSourceIPs()
-	} else {
-		ips = ctx.GetTargetIPs()
-	}
-	for _, ip := range ips {
-		for _, matcher := range m.matchers {
-			if matcher.Match(ip) {
-				return true
-			}
-		}
-	}
-	return false
-}
-
-// MatchIP match given ip.
-func (m *MultiGeoIPMatcher) MatchIP(ip net.IP) bool {
-	for _, matcher := range m.matchers {
-		if matcher.Match(ip) {
-			return true
-		}
-	}
-	return false
-}

common/matcher/geosite/attribute.go

@@ -1,35 +0,0 @@
-package geosite
-
-import "strings"
-
-type AttributeList struct {
-	matcher []AttributeMatcher
-}
-
-func (al *AttributeList) Match(domain *Domain) bool {
-	for _, matcher := range al.matcher {
-		if !matcher.Match(domain) {
-			return false
-		}
-	}
-	return true
-}
-
-func (al *AttributeList) IsEmpty() bool {
-	return len(al.matcher) == 0
-}
-
-type AttributeMatcher interface {
-	Match(*Domain) bool
-}
-
-type BooleanMatcher string
-
-func (m BooleanMatcher) Match(domain *Domain) bool {
-	for _, attr := range domain.Attribute {
-		if strings.EqualFold(attr.GetKey(), string(m)) {
-			return true
-		}
-	}
-	return false
-}

common/matcher/geosite/conf.go

@@ -1,42 +0,0 @@
-package geosite
-
-import (
-	"strings"
-
-	dm "github.com/xtls/xray-core/common/matcher/domain"
-)
-
-func LoadGeositeWithAttr(file string, siteWithAttr string) ([]*dm.Domain, error) {
-	parts := strings.Split(siteWithAttr, "@")
-	if len(parts) == 0 {
-		return nil, newError("empty site")
-	}
-	country := strings.ToUpper(parts[0])
-	attrs := parseAttrs(parts[1:])
-	domains, err := loadSite(file, country)
-	if err != nil {
-		return nil, err
-	}
-
-	if attrs.IsEmpty() {
-		return ToDomains(domains), nil
-	}
-
-	filteredDomains := make([]*dm.Domain, 0, len(domains))
-	for _, domain := range domains {
-		if attrs.Match(domain) {
-			filteredDomains = append(filteredDomains, domain.ToDomain())
-		}
-	}
-
-	return filteredDomains, nil
-}
-
-func parseAttrs(attrs []string) *AttributeList {
-	al := new(AttributeList)
-	for _, attr := range attrs {
-		lc := strings.ToLower(attr)
-		al.matcher = append(al.matcher, BooleanMatcher(lc))
-	}
-	return al
-}

common/matcher/geosite/errors.generated.go

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

common/matcher/geosite/file.go

@@ -1,86 +0,0 @@
-package geosite
-
-import (
-	"runtime"
-
-	"github.com/golang/protobuf/proto"
-	"github.com/xtls/xray-core/common/platform/filesystem"
-)
-
-var (
-	SiteCache = make(map[string]*GeoSite)
-	FileCache = make(map[string][]byte)
-)
-
-func loadFile(file string) ([]byte, error) {
-	if FileCache[file] == nil {
-		bs, err := filesystem.ReadAsset(file)
-		if err != nil {
-			return nil, newError("failed to open file: ", file).Base(err)
-		}
-		if len(bs) == 0 {
-			return nil, newError("empty file: ", file)
-		}
-		// Do not cache file, may save RAM when there
-		// are many files, but consume CPU each time.
-		return bs, nil
-		FileCache[file] = bs
-	}
-	return FileCache[file], nil
-}
-
-func loadSite(file, code string) ([]*Domain, error) {
-	index := file + ":" + code
-	if SiteCache[index] == nil {
-		bs, err := loadFile(file)
-		if err != nil {
-			return nil, newError("failed to load file: ", file).Base(err)
-		}
-		bs = find(bs, []byte(code))
-		if bs == nil {
-			return nil, newError("list not found in ", file, ": ", code)
-		}
-		var ges GeoSite
-		if err := proto.Unmarshal(bs, &ges); err != nil {
-			return nil, newError("error unmarshal Site in ", file, ": ", code).Base(err)
-		}
-		defer runtime.GC()     // or debug.FreeOSMemory()
-		return ges.Domain, nil // do not cache geosite
-		SiteCache[index] = &ges
-	}
-	return SiteCache[index].Domain, nil
-}
-
-func find(data, code []byte) []byte {
-	codeL := len(code)
-	if codeL == 0 {
-		return nil
-	}
-	for {
-		dataL := len(data)
-		if dataL < 2 {
-			return nil
-		}
-		x, y := proto.DecodeVarint(data[1:])
-		if x == 0 && y == 0 {
-			return nil
-		}
-		headL, bodyL := 1+y, int(x)
-		dataL -= headL
-		if dataL < bodyL {
-			return nil
-		}
-		data = data[headL:]
-		if int(data[1]) == codeL {
-			for i := 0; i < codeL && data[2+i] == code[i]; i++ {
-				if i+1 == codeL {
-					return data[:bodyL]
-				}
-			}
-		}
-		if dataL == bodyL {
-			return nil
-		}
-		data = data[bodyL:]
-	}
-}

common/matcher/geosite/geosite.go

@@ -1,33 +0,0 @@
-package geosite
-
-import "github.com/xtls/xray-core/common/matcher/domain"
-
-//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
-
-func ToDomains(dms []*Domain) []*domain.Domain {
-	dm := make([]*domain.Domain, len(dms))
-
-	for idx, entry := range dms {
-		dm[idx] = entry.ToDomain()
-	}
-
-	return dm
-}
-
-func (d *Domain) ToDomain() *domain.Domain {
-	return &domain.Domain{Type: d.Type.ToMatchingType(), Value: d.Value}
-}
-
-func (t Domain_Type) ToMatchingType() domain.MatchingType {
-	switch t {
-	case Domain_Plain:
-		return domain.MatchingType_Keyword
-	case Domain_Regex:
-		return domain.MatchingType_Regex
-	case Domain_Domain:
-		return domain.MatchingType_Subdomain
-	case Domain_Full:
-		return domain.MatchingType_Full
-	}
-	panic("impossible")
-}

common/matcher/geosite/geosite.pb.go

@@ -1,501 +0,0 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
-// versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.6
-// source: common/matcher/geosite/geosite.proto
-
-package geosite
-
-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 Domain_Type int32
-
-const (
-	// The value is used as is.
-	Domain_Plain Domain_Type = 0
-	// The value is used as a regular expression.
-	Domain_Regex Domain_Type = 1
-	// The value is a root domain.
-	Domain_Domain Domain_Type = 2
-	// The value is a domain.
-	Domain_Full Domain_Type = 3
-)
-
-// Enum value maps for Domain_Type.
-var (
-	Domain_Type_name = map[int32]string{
-		0: "Plain",
-		1: "Regex",
-		2: "Domain",
-		3: "Full",
-	}
-	Domain_Type_value = map[string]int32{
-		"Plain":  0,
-		"Regex":  1,
-		"Domain": 2,
-		"Full":   3,
-	}
-)
-
-func (x Domain_Type) Enum() *Domain_Type {
-	p := new(Domain_Type)
-	*p = x
-	return p
-}
-
-func (x Domain_Type) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (Domain_Type) Descriptor() protoreflect.EnumDescriptor {
-	return file_common_matcher_geosite_geosite_proto_enumTypes[0].Descriptor()
-}
-
-func (Domain_Type) Type() protoreflect.EnumType {
-	return &file_common_matcher_geosite_geosite_proto_enumTypes[0]
-}
-
-func (x Domain_Type) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use Domain_Type.Descriptor instead.
-func (Domain_Type) EnumDescriptor() ([]byte, []int) {
-	return file_common_matcher_geosite_geosite_proto_rawDescGZIP(), []int{0, 0}
-}
-
-type Domain struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	// Domain matching type.
-	Type Domain_Type `protobuf:"varint,1,opt,name=type,proto3,enum=xray.common.matcher.geosite.Domain_Type" json:"type,omitempty"`
-	// Domain value.
-	Value string `protobuf:"bytes,2,opt,name=value,proto3" json:"value,omitempty"`
-	// Attributes of this domain. May be used for filtering.
-	Attribute []*Domain_Attribute `protobuf:"bytes,3,rep,name=attribute,proto3" json:"attribute,omitempty"`
-}
-
-func (x *Domain) Reset() {
-	*x = Domain{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geosite_geosite_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Domain) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Domain) ProtoMessage() {}
-
-func (x *Domain) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geosite_geosite_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 Domain.ProtoReflect.Descriptor instead.
-func (*Domain) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geosite_geosite_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *Domain) GetType() Domain_Type {
-	if x != nil {
-		return x.Type
-	}
-	return Domain_Plain
-}
-
-func (x *Domain) GetValue() string {
-	if x != nil {
-		return x.Value
-	}
-	return ""
-}
-
-func (x *Domain) GetAttribute() []*Domain_Attribute {
-	if x != nil {
-		return x.Attribute
-	}
-	return nil
-}
-
-type GeoSite struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	CountryCode string    `protobuf:"bytes,1,opt,name=country_code,json=countryCode,proto3" json:"country_code,omitempty"`
-	Domain      []*Domain `protobuf:"bytes,2,rep,name=domain,proto3" json:"domain,omitempty"`
-}
-
-func (x *GeoSite) Reset() {
-	*x = GeoSite{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geosite_geosite_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GeoSite) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GeoSite) ProtoMessage() {}
-
-func (x *GeoSite) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geosite_geosite_proto_msgTypes[1]
-	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 GeoSite.ProtoReflect.Descriptor instead.
-func (*GeoSite) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geosite_geosite_proto_rawDescGZIP(), []int{1}
-}
-
-func (x *GeoSite) GetCountryCode() string {
-	if x != nil {
-		return x.CountryCode
-	}
-	return ""
-}
-
-func (x *GeoSite) GetDomain() []*Domain {
-	if x != nil {
-		return x.Domain
-	}
-	return nil
-}
-
-type GeoSiteList struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Entry []*GeoSite `protobuf:"bytes,1,rep,name=entry,proto3" json:"entry,omitempty"`
-}
-
-func (x *GeoSiteList) Reset() {
-	*x = GeoSiteList{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geosite_geosite_proto_msgTypes[2]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GeoSiteList) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GeoSiteList) ProtoMessage() {}
-
-func (x *GeoSiteList) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geosite_geosite_proto_msgTypes[2]
-	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 GeoSiteList.ProtoReflect.Descriptor instead.
-func (*GeoSiteList) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geosite_geosite_proto_rawDescGZIP(), []int{2}
-}
-
-func (x *GeoSiteList) GetEntry() []*GeoSite {
-	if x != nil {
-		return x.Entry
-	}
-	return nil
-}
-
-type Domain_Attribute struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Key string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
-	// Types that are assignable to TypedValue:
-	//	*Domain_Attribute_BoolValue
-	//	*Domain_Attribute_IntValue
-	TypedValue isDomain_Attribute_TypedValue `protobuf_oneof:"typed_value"`
-}
-
-func (x *Domain_Attribute) Reset() {
-	*x = Domain_Attribute{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_common_matcher_geosite_geosite_proto_msgTypes[3]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Domain_Attribute) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Domain_Attribute) ProtoMessage() {}
-
-func (x *Domain_Attribute) ProtoReflect() protoreflect.Message {
-	mi := &file_common_matcher_geosite_geosite_proto_msgTypes[3]
-	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 Domain_Attribute.ProtoReflect.Descriptor instead.
-func (*Domain_Attribute) Descriptor() ([]byte, []int) {
-	return file_common_matcher_geosite_geosite_proto_rawDescGZIP(), []int{0, 0}
-}
-
-func (x *Domain_Attribute) GetKey() string {
-	if x != nil {
-		return x.Key
-	}
-	return ""
-}
-
-func (m *Domain_Attribute) GetTypedValue() isDomain_Attribute_TypedValue {
-	if m != nil {
-		return m.TypedValue
-	}
-	return nil
-}
-
-func (x *Domain_Attribute) GetBoolValue() bool {
-	if x, ok := x.GetTypedValue().(*Domain_Attribute_BoolValue); ok {
-		return x.BoolValue
-	}
-	return false
-}
-
-func (x *Domain_Attribute) GetIntValue() int64 {
-	if x, ok := x.GetTypedValue().(*Domain_Attribute_IntValue); ok {
-		return x.IntValue
-	}
-	return 0
-}
-
-type isDomain_Attribute_TypedValue interface {
-	isDomain_Attribute_TypedValue()
-}
-
-type Domain_Attribute_BoolValue struct {
-	BoolValue bool `protobuf:"varint,2,opt,name=bool_value,json=boolValue,proto3,oneof"`
-}
-
-type Domain_Attribute_IntValue struct {
-	IntValue int64 `protobuf:"varint,3,opt,name=int_value,json=intValue,proto3,oneof"`
-}
-
-func (*Domain_Attribute_BoolValue) isDomain_Attribute_TypedValue() {}
-
-func (*Domain_Attribute_IntValue) isDomain_Attribute_TypedValue() {}
-
-var File_common_matcher_geosite_geosite_proto protoreflect.FileDescriptor
-
-var file_common_matcher_geosite_geosite_proto_rawDesc = []byte{
-	0x0a, 0x24, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x72,
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-	0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x6d, 0x61, 0x74, 0x63, 0x68,
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-	0x1b, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x43, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x4d, 0x61, 0x74,
-	0x63, 0x68, 0x65, 0x72, 0x2e, 0x47, 0x65, 0x6f, 0x53, 0x69, 0x74, 0x65, 0x62, 0x06, 0x70, 0x72,
-	0x6f, 0x74, 0x6f, 0x33,
-}
-
-var (
-	file_common_matcher_geosite_geosite_proto_rawDescOnce sync.Once
-	file_common_matcher_geosite_geosite_proto_rawDescData = file_common_matcher_geosite_geosite_proto_rawDesc
-)
-
-func file_common_matcher_geosite_geosite_proto_rawDescGZIP() []byte {
-	file_common_matcher_geosite_geosite_proto_rawDescOnce.Do(func() {
-		file_common_matcher_geosite_geosite_proto_rawDescData = protoimpl.X.CompressGZIP(file_common_matcher_geosite_geosite_proto_rawDescData)
-	})
-	return file_common_matcher_geosite_geosite_proto_rawDescData
-}
-
-var file_common_matcher_geosite_geosite_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_common_matcher_geosite_geosite_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
-var file_common_matcher_geosite_geosite_proto_goTypes = []interface{}{
-	(Domain_Type)(0),         // 0: xray.common.matcher.geosite.Domain.Type
-	(*Domain)(nil),           // 1: xray.common.matcher.geosite.Domain
-	(*GeoSite)(nil),          // 2: xray.common.matcher.geosite.GeoSite
-	(*GeoSiteList)(nil),      // 3: xray.common.matcher.geosite.GeoSiteList
-	(*Domain_Attribute)(nil), // 4: xray.common.matcher.geosite.Domain.Attribute
-}
-var file_common_matcher_geosite_geosite_proto_depIdxs = []int32{
-	0, // 0: xray.common.matcher.geosite.Domain.type:type_name -> xray.common.matcher.geosite.Domain.Type
-	4, // 1: xray.common.matcher.geosite.Domain.attribute:type_name -> xray.common.matcher.geosite.Domain.Attribute
-	1, // 2: xray.common.matcher.geosite.GeoSite.domain:type_name -> xray.common.matcher.geosite.Domain
-	2, // 3: xray.common.matcher.geosite.GeoSiteList.entry:type_name -> xray.common.matcher.geosite.GeoSite
-	4, // [4:4] is the sub-list for method output_type
-	4, // [4:4] is the sub-list for method input_type
-	4, // [4:4] is the sub-list for extension type_name
-	4, // [4:4] is the sub-list for extension extendee
-	0, // [0:4] is the sub-list for field type_name
-}
-
-func init() { file_common_matcher_geosite_geosite_proto_init() }
-func file_common_matcher_geosite_geosite_proto_init() {
-	if File_common_matcher_geosite_geosite_proto != nil {
-		return
-	}
-	if !protoimpl.UnsafeEnabled {
-		file_common_matcher_geosite_geosite_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Domain); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_common_matcher_geosite_geosite_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GeoSite); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_common_matcher_geosite_geosite_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GeoSiteList); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_common_matcher_geosite_geosite_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Domain_Attribute); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
-	file_common_matcher_geosite_geosite_proto_msgTypes[3].OneofWrappers = []interface{}{
-		(*Domain_Attribute_BoolValue)(nil),
-		(*Domain_Attribute_IntValue)(nil),
-	}
-	type x struct{}
-	out := protoimpl.TypeBuilder{
-		File: protoimpl.DescBuilder{
-			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_common_matcher_geosite_geosite_proto_rawDesc,
-			NumEnums:      1,
-			NumMessages:   4,
-			NumExtensions: 0,
-			NumServices:   0,
-		},
-		GoTypes:           file_common_matcher_geosite_geosite_proto_goTypes,
-		DependencyIndexes: file_common_matcher_geosite_geosite_proto_depIdxs,
-		EnumInfos:         file_common_matcher_geosite_geosite_proto_enumTypes,
-		MessageInfos:      file_common_matcher_geosite_geosite_proto_msgTypes,
-	}.Build()
-	File_common_matcher_geosite_geosite_proto = out.File
-	file_common_matcher_geosite_geosite_proto_rawDesc = nil
-	file_common_matcher_geosite_geosite_proto_goTypes = nil
-	file_common_matcher_geosite_geosite_proto_depIdxs = nil
-}

common/matcher/geosite/geosite.proto

@@ -1,46 +0,0 @@
-syntax = "proto3";
-
-package xray.common.matcher.geosite;
-option csharp_namespace = "Xray.Common.Matcher.GeoSite";
-option go_package = "github.com/xtls/xray-core/common/matcher/geosite";
-option java_package = "com.xray.common.matcher.geosite";
-option java_multiple_files = true;
-
-message Domain {
-  enum Type {
-    // The value is used as is.
-    Plain = 0;
-    // The value is used as a regular expression.
-    Regex = 1;
-    // The value is a root domain.
-    Domain = 2;
-    // The value is a domain.
-    Full = 3;
-  }
-  // Domain matching type.
-  Type type = 1;
-
-  // Domain value.
-  string value = 2;
-
-  message Attribute {
-    string key = 1;
-
-    oneof typed_value {
-      bool bool_value = 2;
-      int64 int_value = 3;
-    }
-  }
-
-  // Attributes of this domain. May be used for filtering.
-  repeated Attribute attribute = 3;
-}
-
-message GeoSite {
-  string country_code = 1;
-  repeated Domain domain = 2;
-}
-
-message GeoSiteList {
-  repeated GeoSite entry = 1;
-}

common/matcher/str/ac_automaton_matcher.go

@@ -1,243 +0,0 @@
-package str
-
-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/matcher/str/mph_matcher.go

@@ -1,301 +0,0 @@
-package str
-
-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/matcher/str/strmatcher_test.go

@@ -1,262 +0,0 @@
-package str_test
-
-import (
-	"reflect"
-	"testing"
-
-	"github.com/xtls/xray-core/common"
-	. "github.com/xtls/xray-core/common/matcher/str"
-)
-
-func TestMatcherGroup(t *testing.T) {
-	rules := []struct {
-		Type   Type
-		Domain string
-	}{
-		{
-			Type:   Regex,
-			Domain: "apis\\.us$",
-		},
-		{
-			Type:   Substr,
-			Domain: "apis",
-		},
-		{
-			Type:   Domain,
-			Domain: "googleapis.com",
-		},
-		{
-			Type:   Domain,
-			Domain: "com",
-		},
-		{
-			Type:   Full,
-			Domain: "www.baidu.com",
-		},
-		{
-			Type:   Substr,
-			Domain: "apis",
-		},
-		{
-			Type:   Domain,
-			Domain: "googleapis.com",
-		},
-		{
-			Type:   Full,
-			Domain: "fonts.googleapis.com",
-		},
-		{
-			Type:   Full,
-			Domain: "www.baidu.com",
-		},
-		{
-			Type:   Domain,
-			Domain: "example.com",
-		},
-	}
-	cases := []struct {
-		Input  string
-		Output []uint32
-	}{
-		{
-			Input:  "www.baidu.com",
-			Output: []uint32{5, 9, 4},
-		},
-		{
-			Input:  "fonts.googleapis.com",
-			Output: []uint32{8, 3, 7, 4, 2, 6},
-		},
-		{
-			Input:  "example.googleapis.com",
-			Output: []uint32{3, 7, 4, 2, 6},
-		},
-		{
-			Input:  "testapis.us",
-			Output: []uint32{1, 2, 6},
-		},
-		{
-			Input:  "example.com",
-			Output: []uint32{10, 4},
-		},
-	}
-	matcherGroup := &MatcherGroup{}
-	for _, rule := range rules {
-		matcher, err := rule.Type.New(rule.Domain)
-		common.Must(err)
-		matcherGroup.Add(matcher)
-	}
-	for _, test := range cases {
-		if m := matcherGroup.Match(test.Input); !reflect.DeepEqual(m, test.Output) {
-			t.Error("unexpected output: ", m, " for test case ", test)
-		}
-	}
-}
-
-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)
-			}
-		}
-	}
-}

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

@@ -6,8 +6,6 @@ import (
 	"math/rand"
 
 	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/matcher/domain"
-	"github.com/xtls/xray-core/common/matcher/geoip"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/signal"
@@ -62,11 +60,9 @@ type Outbound struct {
 
 // SniffingRequest controls the behavior of content sniffing.
 type SniffingRequest struct {
-	ExcludedDomainMatcher          *domain.DomainMatcher
-	ExcludedIPMatcher              *geoip.MultiGeoIPMatcher
+	ExcludeForDomain               []string
 	OverrideDestinationForProtocol []string
 	Enabled                        bool
-	MetadataOnly                   bool
 }
 
 // Content is the metadata of the connection content.
@@ -78,7 +74,7 @@ type Content struct {
 
 	Attributes map[string]string
 
-	SkipDNSResolve bool
+	SkipRoutePick bool
 }
 
 // Sockopt is the settings for socket connection.

common/strmatcher/benchmark_test.go

@@ -1,26 +1,13 @@
-package str_test
+package strmatcher_test
 
 import (
 	"strconv"
 	"testing"
 
 	"github.com/xtls/xray-core/common"
-	. "github.com/xtls/xray-core/common/matcher/str"
+	. "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)+".xray.com", Domain)
-	}
-	ac.Build()
-
-	b.ResetTimer()
-	for i := 0; i < b.N; i++ {
-		_ = ac.Match("0.xray.com")
-	}
-}
-
 func BenchmarkDomainMatcherGroup(b *testing.B) {
 	g := new(DomainMatcherGroup)
 

common/strmatcher/domain_matcher.go

@@ -1,4 +1,4 @@
-package str
+package strmatcher
 
 import "strings"
 

common/strmatcher/domain_matcher_test.go

@@ -1,10 +1,10 @@
-package str_test
+package strmatcher_test
 
 import (
 	"reflect"
 	"testing"
 
-	. "github.com/xtls/xray-core/common/matcher/str"
+	. "github.com/xtls/xray-core/common/strmatcher"
 )
 
 func TestDomainMatcherGroup(t *testing.T) {

common/strmatcher/full_matcher.go

@@ -1,4 +1,4 @@
-package str
+package strmatcher
 
 type FullMatcherGroup struct {
 	matchers map[string][]uint32

common/strmatcher/full_matcher_test.go

@@ -1,10 +1,10 @@
-package str_test
+package strmatcher_test
 
 import (
 	"reflect"
 	"testing"
 
-	. "github.com/xtls/xray-core/common/matcher/str"
+	. "github.com/xtls/xray-core/common/strmatcher"
 )
 
 func TestFullMatcherGroup(t *testing.T) {

common/strmatcher/matchers.go

@@ -1,4 +1,4 @@
-package str
+package strmatcher
 
 import (
 	"regexp"

common/strmatcher/matchers_test.go

@@ -1,10 +1,10 @@
-package str_test
+package strmatcher_test
 
 import (
 	"testing"
 
 	"github.com/xtls/xray-core/common"
-	. "github.com/xtls/xray-core/common/matcher/str"
+	. "github.com/xtls/xray-core/common/strmatcher"
 )
 
 func TestMatcher(t *testing.T) {

common/strmatcher/strmatcher.go

@@ -1,4 +1,4 @@
-package str
+package strmatcher
 
 import (
 	"regexp"
@@ -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

@@ -0,0 +1,93 @@
+package strmatcher_test
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/xtls/xray-core/common"
+	. "github.com/xtls/xray-core/common/strmatcher"
+)
+
+func TestMatcherGroup(t *testing.T) {
+	rules := []struct {
+		Type   Type
+		Domain string
+	}{
+		{
+			Type:   Regex,
+			Domain: "apis\\.us$",
+		},
+		{
+			Type:   Substr,
+			Domain: "apis",
+		},
+		{
+			Type:   Domain,
+			Domain: "googleapis.com",
+		},
+		{
+			Type:   Domain,
+			Domain: "com",
+		},
+		{
+			Type:   Full,
+			Domain: "www.baidu.com",
+		},
+		{
+			Type:   Substr,
+			Domain: "apis",
+		},
+		{
+			Type:   Domain,
+			Domain: "googleapis.com",
+		},
+		{
+			Type:   Full,
+			Domain: "fonts.googleapis.com",
+		},
+		{
+			Type:   Full,
+			Domain: "www.baidu.com",
+		},
+		{
+			Type:   Domain,
+			Domain: "example.com",
+		},
+	}
+	cases := []struct {
+		Input  string
+		Output []uint32
+	}{
+		{
+			Input:  "www.baidu.com",
+			Output: []uint32{5, 9, 4},
+		},
+		{
+			Input:  "fonts.googleapis.com",
+			Output: []uint32{8, 3, 7, 4, 2, 6},
+		},
+		{
+			Input:  "example.googleapis.com",
+			Output: []uint32{3, 7, 4, 2, 6},
+		},
+		{
+			Input:  "testapis.us",
+			Output: []uint32{1, 2, 6},
+		},
+		{
+			Input:  "example.com",
+			Output: []uint32{10, 4},
+		},
+	}
+	matcherGroup := &MatcherGroup{}
+	for _, rule := range rules {
+		matcher, err := rule.Type.New(rule.Domain)
+		common.Must(err)
+		matcherGroup.Add(matcher)
+	}
+	for _, test := range cases {
+		if m := matcherGroup.Match(test.Input); !reflect.DeepEqual(m, test.Output) {
+			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
 			}