Update 1.8.7 and dependencies

* Feat: Using `Makefile` to build xray

* Typo

.github/build/friendly-filenames.json

@@ -2,7 +2,6 @@
   "android-arm64": { "friendlyName": "android-arm64-v8a" },
   "darwin-amd64": { "friendlyName": "macos-64" },
   "darwin-arm64": { "friendlyName": "macos-arm64-v8a" },
-  "dragonfly-amd64": { "friendlyName": "dragonfly-64" },
   "freebsd-386": { "friendlyName": "freebsd-32" },
   "freebsd-amd64": { "friendlyName": "freebsd-64" },
   "freebsd-arm64": { "friendlyName": "freebsd-arm64-v8a" },
@@ -22,6 +21,7 @@
   "linux-ppc64le": { "friendlyName": "linux-ppc64le" },
   "linux-ppc64": { "friendlyName": "linux-ppc64" },
   "linux-riscv64": { "friendlyName": "linux-riscv64" },
+  "linux-loong64": { "friendlyName": "linux-loong64" },
   "linux-s390x": { "friendlyName": "linux-s390x" },
   "openbsd-386": { "friendlyName": "openbsd-32" },
   "openbsd-amd64": { "friendlyName": "openbsd-64" },
@@ -31,4 +31,4 @@
   "windows-amd64": { "friendlyName": "windows-64" },
   "windows-arm64": { "friendlyName": "windows-arm64-v8a" },
   "windows-arm7": { "friendlyName": "windows-arm32-v7a" }
-}
+}

.github/workflows/docker.yml

@@ -11,10 +11,10 @@ jobs:
     permissions:
       packages: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Docker metadata
         id: meta
-        uses: docker/metadata-action@v4
+        uses: docker/metadata-action@v5
         with:
           images: ghcr.io/${{ github.repository_owner }}/xray-core
           flavor: latest=true
@@ -23,7 +23,7 @@ jobs:
             type=ref,event=pr
             type=semver,pattern={{version}}
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
@@ -31,11 +31,11 @@ jobs:
       - # Add support for more platforms with QEMU (optional)
         # https://github.com/docker/setup-qemu-action
         name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
       - name: Build and push
-        uses: docker/build-push-action@v4
+        uses: docker/build-push-action@v5
         with:
           context: .
           platforms: linux/amd64,linux/arm64

.github/workflows/release.yml

@@ -70,12 +70,10 @@ jobs:
     strategy:
       matrix:
         # Include amd64 on all platforms.
-        goos: [windows, freebsd, openbsd, linux, dragonfly, darwin]
+        goos: [windows, freebsd, openbsd, linux, darwin]
         goarch: [amd64, 386]
         exclude:
-          # Exclude i386 on darwin and dragonfly.
-          - goarch: 386
-            goos: dragonfly
+          # Exclude i386 on darwin
           - goarch: 386
             goos: darwin
         include:
@@ -105,12 +103,14 @@ jobs:
             goarch: arm
             goarm: 7
           # BEGIN Other architectures
-          # BEGIN riscv64 & ARM64
+          # BEGIN riscv64 & ARM64 & LOONG64
           - goos: linux
             goarch: arm64
           - goos: linux
             goarch: riscv64
-          # END riscv64 & ARM64
+          - goos: linux
+            goarch: loong64
+          # END riscv64 & ARM64 & LOONG64
           # BEGIN MIPS
           - goos: linux
             goarch: mips64
@@ -156,7 +156,7 @@ jobs:
       CGO_ENABLED: 0
     steps:
       - name: Checkout codebase
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Show workflow information 
         run: |
@@ -165,44 +165,19 @@ jobs:
           echo "ASSET_NAME=$_NAME" >> $GITHUB_ENV
 
       - name: Set up Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21'
           check-latest: true
 
       - name: Get project dependencies
         run: go mod download
       
-      - name: Replace Custom to Commit ID
-        if: github.event_name != 'release'
-        run: |
-          ID=$(git rev-parse --short ${{ github.sha }})
-          if [ "${{ github.event_name }}" == 'pull_request' ]
-          then
-            ID=$(git rev-parse --short ${{ github.event.pull_request.head.sha }})
-          fi
-          sed -i '/build/ s/Custom/'$ID'/' ./core/core.go
- 
       - name: Build Xray
         run: |
           mkdir -p build_assets
-          go build -v -o build_assets/xray -trimpath -ldflags "-s -w -buildid=" ./main
-
-      - name: Build background Xray on Windows 
-        if: matrix.goos == 'windows'
-        run: |
-          go build -v -o build_assets/wxray.exe -trimpath -ldflags "-s -w -H windowsgui -buildid=" ./main
-    
-      - name: Build Mips softfloat Xray
-        if: matrix.goarch == 'mips' || matrix.goarch == 'mipsle'
-        run: |
-          GOMIPS=softfloat go build -v -o build_assets/xray_softfloat -trimpath -ldflags "-s -w -buildid=" ./main
-
-      - name: Rename Windows Xray
-        if: matrix.goos == 'windows'
-        run: |
-          cd ./build_assets || exit 1
-          mv xray xray.exe
+          make
+          find . -maxdepth 1 -type f -regex '.*\(wxray\|xray\|xray_softfloat\)\(\|.exe\)' -exec mv {} ./build_assets/ \;
 
       - name: Restore Cache
         uses: actions/cache/restore@v3
@@ -235,7 +210,7 @@ jobs:
           mv build_assets Xray-${{ env.ASSET_NAME }}
 
       - name: Upload files to Artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Xray-${{ env.ASSET_NAME }}
           path: |

.github/workflows/test.yml

@@ -28,12 +28,12 @@ jobs:
         os: [windows-latest, ubuntu-latest, macos-latest]
     steps:
       - name: Set up Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: '1.21'
           check-latest: true
       - name: Checkout codebase
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Restore Cache
         uses: actions/cache/restore@v3
         with:

.gitignore

@@ -19,6 +19,7 @@
 *.zip
 *.tar.gz
 xray
+xray_softfloat
 mockgen
 vprotogen
 !infra/vprotogen/
@@ -26,3 +27,4 @@ errorgen
 !common/errors/errorgen/
 *.dat
 .vscode
+/build_assets

Makefile

@@ -0,0 +1,29 @@
+NAME = xray
+
+VERSION=$(shell git describe --always --dirty)
+
+LDFLAGS = -X github.com/xtls/xray-core/core.build=$(VERSION) -s -w -buildid=
+PARAMS = -trimpath -ldflags "$(LDFLAGS)" -v
+MAIN = ./main
+PREFIX ?= $(shell go env GOPATH)
+ifeq ($(GOOS),windows)
+OUTPUT = $(NAME).exe
+ADDITION = go build -o w$(NAME).exe -trimpath -ldflags "-H windowsgui $(LDFLAGS)" -v $(MAIN)
+else
+OUTPUT = $(NAME)
+endif
+ifeq ($(shell echo "$(GOARCH)" | grep -Pq "(mips|mipsle)" && echo true),true) # 
+ADDITION = GOMIPS=softfloat go build -o $(NAME)_softfloat -trimpath -ldflags "$(LDFLAGS)" -v $(MAIN)
+endif
+.PHONY: clean
+
+build:
+	go build -o $(OUTPUT) $(PARAMS) $(MAIN)
+	$(ADDITION)
+
+install:
+	go build -o $(PREFIX)/bin/$(OUTPUT) $(PARAMS) $(MAIN)
+
+clean:
+	go clean -v -i $(PWD)
+	rm -f xray xray.exe wxray.exe xray_softfloat

README.md

@@ -23,9 +23,11 @@
 - Linux Script
   - [XTLS/Xray-install](https://github.com/XTLS/Xray-install)
 - Docker
+  - Official: [ghcr.io/xtls/xray-core](https://ghcr.io/xtls/xray-core) 
+  - [iamybj/docker-xray](https://hub.docker.com/r/iamybj/docker-xray)
   - [teddysun/xray](https://hub.docker.com/r/teddysun/xray)
 - Web Panel
-  - [X-UI](https://github.com/FranzKafkaYu/x-ui), [X-UI-English](https://github.com/NidukaAkalanka/x-ui-english), [3X-UI](https://github.com/MHSanaei/3x-ui), [X-UI](https://github.com/alireza0/x-ui), [X-UI](https://github.com/diditra/x-ui)
+  - [X-UI-English](https://github.com/NidukaAkalanka/x-ui-english), [3X-UI](https://github.com/MHSanaei/3x-ui), [X-UI](https://github.com/alireza0/x-ui), [X-UI](https://github.com/diditra/x-ui)
   - [Xray-UI](https://github.com/qist/xray-ui), [X-UI](https://github.com/sing-web/x-ui)
   - [Hiddify](https://github.com/hiddify/hiddify-config)
   - [Marzban](https://github.com/Gozargah/Marzban)
@@ -54,6 +56,8 @@
   - [XTLS Vision](https://github.com/chika0801/Xray-install)
   - [REALITY (English)](https://cscot.pages.dev/2023/03/02/Xray-REALITY-tutorial/)
   - [XTLS-Iran-Reality (English)](https://github.com/SasukeFreestyle/XTLS-Iran-Reality)
+  - [Xray REALITY with 'steal oneself' (English)](https://computerscot.github.io/vless-xtls-utls-reality-steal-oneself.html)
+  - [Xray with WireGuard inbound (English)](https://g800.pages.dev/wireguard)
 
 ## GUI Clients
 
@@ -63,6 +67,8 @@
   - [luci-app-xray](https://github.com/yichya/luci-app-xray) ([openwrt-xray](https://github.com/yichya/openwrt-xray))
 - Windows
   - [v2rayN](https://github.com/2dust/v2rayN)
+  - [NekoRay](https://github.com/Matsuridayo/nekoray)
+  - [Furious](https://github.com/LorenEteval/Furious)
   - [HiddifyN](https://github.com/hiddify/HiddifyN)
   - [Invisible Man - Xray](https://github.com/InvisibleManVPN/InvisibleMan-XRayClient)
 - Android
@@ -72,21 +78,29 @@
 - iOS & macOS arm64
   - [Mango](https://github.com/arror/Mango)
   - [FoXray](https://apps.apple.com/app/foxray/id6448898396)
+  - [Streisand](https://apps.apple.com/app/streisand/id6450534064)
 - macOS arm64 & x64
+  - [V2rayU](https://github.com/yanue/V2rayU)
   - [V2RayXS](https://github.com/tzmax/V2RayXS)
+  - [Furious](https://github.com/LorenEteval/Furious)
   - [FoXray](https://apps.apple.com/app/foxray/id6448898396)
 - Linux
   - [v2rayA](https://github.com/v2rayA/v2rayA)
+  - [NekoRay](https://github.com/Matsuridayo/nekoray)
+  - [Furious](https://github.com/LorenEteval/Furious)
 
 ## Others that support VLESS, XTLS, REALITY, XUDP, PLUX...
 
 - iOS & macOS arm64
   - [Shadowrocket](https://apps.apple.com/app/shadowrocket/id932747118)
+- Xray Tools
+  - [xray-knife](https://github.com/lilendian0x00/xray-knife)
 - Xray Wrapper
   - [XTLS/libXray](https://github.com/XTLS/libXray)
   - [xtlsapi](https://github.com/hiddify/xtlsapi)
   - [AndroidLibXrayLite](https://github.com/2dust/AndroidLibXrayLite)
   - [XrayKit](https://github.com/arror/XrayKit)
+  - [Xray-core-python](https://github.com/LorenEteval/Xray-core-python)
 - [XrayR](https://github.com/XrayR-project/XrayR)
   - [XrayR-release](https://github.com/XrayR-project/XrayR-release)
   - [XrayR-V2Board](https://github.com/missuo/XrayR-V2Board)
@@ -111,16 +125,8 @@
 
 ## Compilation
 
-### Windows
-
 ```bash
-go build -o xray.exe -trimpath -ldflags "-s -w -buildid=" ./main
-```
-
-### Linux / macOS
-
-```bash
-go build -o xray -trimpath -ldflags "-s -w -buildid=" ./main
+make
 ```
 
 ## Stargazers over time

app/commander/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/commander/config.proto
 

app/dispatcher/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/dispatcher/config.proto
 

app/dispatcher/default.go

@@ -4,7 +4,6 @@ package dispatcher
 
 import (
 	"context"
-	"fmt"
 	"strings"
 	"sync"
 	"time"
@@ -135,77 +134,10 @@ func (*DefaultDispatcher) Start() error {
 // Close implements common.Closable.
 func (*DefaultDispatcher) Close() error { return nil }
 
-func (d *DefaultDispatcher) getLink(ctx context.Context, network net.Network, sniffing session.SniffingRequest) (*transport.Link, *transport.Link) {
-	downOpt := pipe.OptionsFromContext(ctx)
-	upOpt := downOpt
-
-	if network == net.Network_UDP {
-		var ip2domain *sync.Map // net.IP.String() => domain, this map is used by server side when client turn on fakedns
-		// Client will send domain address in the buffer.UDP.Address, server record all possible target IP addrs.
-		// When target replies, server will restore the domain and send back to client.
-		// Note: this map is not global but per connection context
-		upOpt = append(upOpt, pipe.OnTransmission(func(mb buf.MultiBuffer) buf.MultiBuffer {
-			for i, buffer := range mb {
-				if buffer.UDP == nil {
-					continue
-				}
-				addr := buffer.UDP.Address
-				if addr.Family().IsIP() {
-					if fkr0, ok := d.fdns.(dns.FakeDNSEngineRev0); ok && fkr0.IsIPInIPPool(addr) && sniffing.Enabled {
-						domain := fkr0.GetDomainFromFakeDNS(addr)
-						if len(domain) > 0 {
-							buffer.UDP.Address = net.DomainAddress(domain)
-							newError("[fakedns client] override with domain: ", domain, " for xUDP buffer at ", i).WriteToLog(session.ExportIDToError(ctx))
-						} else {
-							newError("[fakedns client] failed to find domain! :", addr.String(), " for xUDP buffer at ", i).AtWarning().WriteToLog(session.ExportIDToError(ctx))
-						}
-					}
-				} else {
-					if ip2domain == nil {
-						ip2domain = new(sync.Map)
-						newError("[fakedns client] create a new map").WriteToLog(session.ExportIDToError(ctx))
-					}
-					domain := addr.Domain()
-					ips, err := d.dns.LookupIP(domain, dns.IPOption{true, true, false})
-					if err == nil {
-						for _, ip := range ips {
-							ip2domain.Store(ip.String(), domain)
-						}
-						newError("[fakedns client] candidate ip: "+fmt.Sprintf("%v", ips), " for xUDP buffer at ", i).WriteToLog(session.ExportIDToError(ctx))
-					} else {
-						newError("[fakedns client] failed to look up IP for ", domain, " for xUDP buffer at ", i).Base(err).WriteToLog(session.ExportIDToError(ctx))
-					}
-				}
-			}
-			return mb
-		}))
-		downOpt = append(downOpt, pipe.OnTransmission(func(mb buf.MultiBuffer) buf.MultiBuffer {
-			for i, buffer := range mb {
-				if buffer.UDP == nil {
-					continue
-				}
-				addr := buffer.UDP.Address
-				if addr.Family().IsIP() {
-					if ip2domain == nil {
-						continue
-					}
-					if domain, found := ip2domain.Load(addr.IP().String()); found {
-						buffer.UDP.Address = net.DomainAddress(domain.(string))
-						newError("[fakedns client] restore domain: ", domain.(string), " for xUDP buffer at ", i).WriteToLog(session.ExportIDToError(ctx))
-					}
-				} else {
-					if fkr0, ok := d.fdns.(dns.FakeDNSEngineRev0); ok {
-						fakeIp := fkr0.GetFakeIPForDomain(addr.Domain())
-						buffer.UDP.Address = fakeIp[0]
-						newError("[fakedns client] restore FakeIP: ", buffer.UDP, fmt.Sprintf("%v", fakeIp), " for xUDP buffer at ", i).WriteToLog(session.ExportIDToError(ctx))
-					}
-				}
-			}
-			return mb
-		}))
-	}
-	uplinkReader, uplinkWriter := pipe.New(upOpt...)
-	downlinkReader, downlinkWriter := pipe.New(downOpt...)
+func (d *DefaultDispatcher) getLink(ctx context.Context) (*transport.Link, *transport.Link) {
+	opt := pipe.OptionsFromContext(ctx)
+	uplinkReader, uplinkWriter := pipe.New(opt...)
+	downlinkReader, downlinkWriter := pipe.New(opt...)
 
 	inboundLink := &transport.Link{
 		Reader: downlinkReader,
@@ -263,7 +195,7 @@ func (d *DefaultDispatcher) shouldOverride(ctx context.Context, result SniffResu
 		protocolString = resComp.ProtocolForDomainResult()
 	}
 	for _, p := range request.OverrideDestinationForProtocol {
-		if strings.HasPrefix(protocolString, p) {
+		if strings.HasPrefix(protocolString, p) || strings.HasPrefix(p, protocolString) {
 			return true
 		}
 		if fkr0, ok := d.fdns.(dns.FakeDNSEngineRev0); ok && protocolString != "bittorrent" && p == "fakedns" &&
@@ -286,18 +218,20 @@ func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destin
 	if !destination.IsValid() {
 		panic("Dispatcher: Invalid destination.")
 	}
-	ob := &session.Outbound{
-		Target: destination,
+	ob := session.OutboundFromContext(ctx)
+	if ob == nil {
+		ob = &session.Outbound{}
+		ctx = session.ContextWithOutbound(ctx, ob)
 	}
-	ctx = session.ContextWithOutbound(ctx, ob)
+	ob.OriginalTarget = destination
+	ob.Target = destination
 	content := session.ContentFromContext(ctx)
 	if content == nil {
 		content = new(session.Content)
 		ctx = session.ContextWithContent(ctx, content)
 	}
-
 	sniffingRequest := content.SniffingRequest
-	inbound, outbound := d.getLink(ctx, destination.Network, sniffingRequest)
+	inbound, outbound := d.getLink(ctx)
 	if !sniffingRequest.Enabled {
 		go d.routedDispatch(ctx, outbound, destination)
 	} else {
@@ -314,7 +248,15 @@ func (d *DefaultDispatcher) Dispatch(ctx context.Context, destination net.Destin
 				domain := result.Domain()
 				newError("sniffed domain: ", domain).WriteToLog(session.ExportIDToError(ctx))
 				destination.Address = net.ParseAddress(domain)
-				if sniffingRequest.RouteOnly && result.Protocol() != "fakedns" {
+				protocol := result.Protocol()
+				if resComp, ok := result.(SnifferResultComposite); ok {
+					protocol = resComp.ProtocolForDomainResult()
+				}
+				isFakeIP := false
+				if fkr0, ok := d.fdns.(dns.FakeDNSEngineRev0); ok && ob.Target.Address.Family().IsIP() && fkr0.IsIPInIPPool(ob.Target.Address) {
+					isFakeIP = true
+				}
+				if sniffingRequest.RouteOnly && protocol != "fakedns" && protocol != "fakedns+others" && !isFakeIP {
 					ob.RouteTarget = destination
 				} else {
 					ob.Target = destination
@@ -331,10 +273,13 @@ func (d *DefaultDispatcher) DispatchLink(ctx context.Context, destination net.De
 	if !destination.IsValid() {
 		return newError("Dispatcher: Invalid destination.")
 	}
-	ob := &session.Outbound{
-		Target: destination,
+	ob := session.OutboundFromContext(ctx)
+	if ob == nil {
+		ob = &session.Outbound{}
+		ctx = session.ContextWithOutbound(ctx, ob)
 	}
-	ctx = session.ContextWithOutbound(ctx, ob)
+	ob.OriginalTarget = destination
+	ob.Target = destination
 	content := session.ContentFromContext(ctx)
 	if content == nil {
 		content = new(session.Content)
@@ -356,7 +301,15 @@ func (d *DefaultDispatcher) DispatchLink(ctx context.Context, destination net.De
 			domain := result.Domain()
 			newError("sniffed domain: ", domain).WriteToLog(session.ExportIDToError(ctx))
 			destination.Address = net.ParseAddress(domain)
-			if sniffingRequest.RouteOnly && result.Protocol() != "fakedns" {
+			protocol := result.Protocol()
+			if resComp, ok := result.(SnifferResultComposite); ok {
+				protocol = resComp.ProtocolForDomainResult()
+			}
+			isFakeIP := false
+			if fkr0, ok := d.fdns.(dns.FakeDNSEngineRev0); ok && ob.Target.Address.Family().IsIP() && fkr0.IsIPInIPPool(ob.Target.Address) {
+				isFakeIP = true
+			}
+			if sniffingRequest.RouteOnly && protocol != "fakedns" && protocol != "fakedns+others" && !isFakeIP {
 				ob.RouteTarget = destination
 			} else {
 				ob.Target = destination

app/dns/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/dns/config.proto
 
@@ -134,6 +134,7 @@ type NameServer struct {
 	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"`
+	QueryStrategy     QueryStrategy                `protobuf:"varint,7,opt,name=query_strategy,json=queryStrategy,proto3,enum=xray.app.dns.QueryStrategy" json:"query_strategy,omitempty"`
 }
 
 func (x *NameServer) Reset() {
@@ -210,6 +211,13 @@ func (x *NameServer) GetOriginalRules() []*NameServer_OriginalRule {
 	return nil
 }
 
+func (x *NameServer) GetQueryStrategy() QueryStrategy {
+	if x != nil {
+		return x.QueryStrategy
+	}
+	return QueryStrategy_USE_IP
+}
+
 type Config struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -538,7 +546,7 @@ var file_app_dns_config_proto_rawDesc = []byte{
 	0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e, 0x65, 0x74, 0x2f, 0x64, 0x65, 0x73, 0x74, 0x69,
 	0x6e, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x17, 0x61, 0x70,
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+	0x0a, 0x03, 0x74, 0x61, 0x67, 0x18, 0x06, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x74, 0x61, 0x67,
+	0x12, 0x22, 0x0a, 0x0c, 0x64, 0x69, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x43, 0x61, 0x63, 0x68, 0x65,
+	0x18, 0x08, 0x20, 0x01, 0x28, 0x08, 0x52, 0x0c, 0x64, 0x69, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x43,
+	0x61, 0x63, 0x68, 0x65, 0x12, 0x42, 0x0a, 0x0e, 0x71, 0x75, 0x65, 0x72, 0x79, 0x5f, 0x73, 0x74,
+	0x72, 0x61, 0x74, 0x65, 0x67, 0x79, 0x18, 0x09, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x1b, 0x2e, 0x78,
+	0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x64, 0x6e, 0x73, 0x2e, 0x51, 0x75, 0x65, 0x72,
+	0x79, 0x53, 0x74, 0x72, 0x61, 0x74, 0x65, 0x67, 0x79, 0x52, 0x0d, 0x71, 0x75, 0x65, 0x72, 0x79,
+	0x53, 0x74, 0x72, 0x61, 0x74, 0x65, 0x67, 0x79, 0x12, 0x28, 0x0a, 0x0f, 0x64, 0x69, 0x73, 0x61,
+	0x62, 0x6c, 0x65, 0x46, 0x61, 0x6c, 0x6c, 0x62, 0x61, 0x63, 0x6b, 0x18, 0x0a, 0x20, 0x01, 0x28,
+	0x08, 0x52, 0x0f, 0x64, 0x69, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x46, 0x61, 0x6c, 0x6c, 0x62, 0x61,
+	0x63, 0x6b, 0x12, 0x36, 0x0a, 0x16, 0x64, 0x69, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x46, 0x61, 0x6c,
+	0x6c, 0x62, 0x61, 0x63, 0x6b, 0x49, 0x66, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x18, 0x0b, 0x20, 0x01,
+	0x28, 0x08, 0x52, 0x16, 0x64, 0x69, 0x73, 0x61, 0x62, 0x6c, 0x65, 0x46, 0x61, 0x6c, 0x6c, 0x62,
+	0x61, 0x63, 0x6b, 0x49, 0x66, 0x4d, 0x61, 0x74, 0x63, 0x68, 0x1a, 0x55, 0x0a, 0x0a, 0x48, 0x6f,
+	0x73, 0x74, 0x73, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18,
+	0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x31, 0x0a, 0x05, 0x76, 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, 0x4a, 0x04, 0x08, 0x07, 0x10, 0x08, 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, 0x2a, 0x35, 0x0a, 0x0d, 0x51, 0x75, 0x65, 0x72, 0x79, 0x53, 0x74, 0x72, 0x61,
+	0x74, 0x65, 0x67, 0x79, 0x12, 0x0a, 0x0a, 0x06, 0x55, 0x53, 0x45, 0x5f, 0x49, 0x50, 0x10, 0x00,
+	0x12, 0x0b, 0x0a, 0x07, 0x55, 0x53, 0x45, 0x5f, 0x49, 0x50, 0x34, 0x10, 0x01, 0x12, 0x0b, 0x0a,
+	0x07, 0x55, 0x53, 0x45, 0x5f, 0x49, 0x50, 0x36, 0x10, 0x02, 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 (
@@ -664,19 +676,20 @@ var file_app_dns_config_proto_depIdxs = []int32{
 	4,  // 1: xray.app.dns.NameServer.prioritized_domain:type_name -> xray.app.dns.NameServer.PriorityDomain
 	9,  // 2: xray.app.dns.NameServer.geoip:type_name -> xray.app.router.GeoIP
 	5,  // 3: xray.app.dns.NameServer.original_rules:type_name -> xray.app.dns.NameServer.OriginalRule
-	8,  // 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
-	6,  // 6: xray.app.dns.Config.Hosts:type_name -> xray.app.dns.Config.HostsEntry
-	7,  // 7: xray.app.dns.Config.static_hosts:type_name -> xray.app.dns.Config.HostMapping
-	1,  // 8: xray.app.dns.Config.query_strategy:type_name -> xray.app.dns.QueryStrategy
-	0,  // 9: xray.app.dns.NameServer.PriorityDomain.type:type_name -> xray.app.dns.DomainMatchingType
-	10, // 10: xray.app.dns.Config.HostsEntry.value:type_name -> xray.common.net.IPOrDomain
-	0,  // 11: xray.app.dns.Config.HostMapping.type:type_name -> xray.app.dns.DomainMatchingType
-	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
+	1,  // 4: xray.app.dns.NameServer.query_strategy:type_name -> xray.app.dns.QueryStrategy
+	8,  // 5: xray.app.dns.Config.NameServers:type_name -> xray.common.net.Endpoint
+	2,  // 6: xray.app.dns.Config.name_server:type_name -> xray.app.dns.NameServer
+	6,  // 7: xray.app.dns.Config.Hosts:type_name -> xray.app.dns.Config.HostsEntry
+	7,  // 8: xray.app.dns.Config.static_hosts:type_name -> xray.app.dns.Config.HostMapping
+	1,  // 9: xray.app.dns.Config.query_strategy:type_name -> xray.app.dns.QueryStrategy
+	0,  // 10: xray.app.dns.NameServer.PriorityDomain.type:type_name -> xray.app.dns.DomainMatchingType
+	10, // 11: xray.app.dns.Config.HostsEntry.value:type_name -> xray.common.net.IPOrDomain
+	0,  // 12: xray.app.dns.Config.HostMapping.type:type_name -> xray.app.dns.DomainMatchingType
+	13, // [13:13] is the sub-list for method output_type
+	13, // [13:13] is the sub-list for method input_type
+	13, // [13:13] is the sub-list for extension type_name
+	13, // [13:13] is the sub-list for extension extendee
+	0,  // [0:13] is the sub-list for field type_name
 }
 
 func init() { file_app_dns_config_proto_init() }

app/dns/config.proto

@@ -28,6 +28,7 @@ message NameServer {
   repeated PriorityDomain prioritized_domain = 2;
   repeated xray.app.router.GeoIP geoip = 3;
   repeated OriginalRule original_rules = 4;
+  QueryStrategy query_strategy = 7;
 }
 
 enum DomainMatchingType {

app/dns/dns.go

@@ -215,7 +215,8 @@ func (s *DNS) LookupIP(domain string, option dns.IPOption) ([]net.IP, error) {
 			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 && err != dns.ErrEmptyResponse {
+		// 5 for RcodeRefused in miekg/dns, hardcode to reduce binary size
+		if err != context.Canceled && err != context.DeadlineExceeded && err != errExpectedIPNonMatch && err != dns.ErrEmptyResponse && dns.RCodeFromError(err) != 5 {
 			return nil, err
 		}
 	}

app/dns/fakedns/fakedns.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/dns/fakedns/fakedns.proto
 

app/dns/nameserver.go

@@ -35,7 +35,7 @@ type Client struct {
 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) {
+func NewServer(dest net.Destination, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (Server, error) {
 	if address := dest.Address; address.Family().IsDomain() {
 		u, err := url.Parse(address.Domain())
 		if err != nil {
@@ -45,15 +45,15 @@ func NewServer(dest net.Destination, dispatcher routing.Dispatcher) (Server, err
 		case strings.EqualFold(u.String(), "localhost"):
 			return NewLocalNameServer(), nil
 		case strings.EqualFold(u.Scheme, "https"): // DOH Remote mode
-			return NewDoHNameServer(u, dispatcher)
+			return NewDoHNameServer(u, dispatcher, queryStrategy)
 		case strings.EqualFold(u.Scheme, "https+local"): // DOH Local mode
-			return NewDoHLocalNameServer(u), nil
+			return NewDoHLocalNameServer(u, queryStrategy), nil
 		case strings.EqualFold(u.Scheme, "quic+local"): // DNS-over-QUIC Local mode
-			return NewQUICNameServer(u)
+			return NewQUICNameServer(u, queryStrategy)
 		case strings.EqualFold(u.Scheme, "tcp"): // DNS-over-TCP Remote mode
-			return NewTCPNameServer(u, dispatcher)
+			return NewTCPNameServer(u, dispatcher, queryStrategy)
 		case strings.EqualFold(u.Scheme, "tcp+local"): // DNS-over-TCP Local mode
-			return NewTCPLocalNameServer(u)
+			return NewTCPLocalNameServer(u, queryStrategy)
 		case strings.EqualFold(u.String(), "fakedns"):
 			return NewFakeDNSServer(), nil
 		}
@@ -68,12 +68,19 @@ func NewServer(dest net.Destination, dispatcher routing.Dispatcher) (Server, err
 }
 
 // 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 router.GeoIPMatcherContainer, matcherInfos *[]*DomainMatcherInfo, updateDomainRule func(strmatcher.Matcher, int, []*DomainMatcherInfo) error) (*Client, error) {
+func NewClient(
+	ctx context.Context,
+	ns *NameServer,
+	clientIP net.IP,
+	container router.GeoIPMatcherContainer,
+	matcherInfos *[]*DomainMatcherInfo,
+	updateDomainRule func(strmatcher.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)
+		server, err := NewServer(ns.Address.AsDestination(), dispatcher, ns.GetQueryStrategy())
 		if err != nil {
 			return newError("failed to create nameserver").Base(err).AtWarning()
 		}
@@ -160,7 +167,7 @@ func NewClient(ctx context.Context, ns *NameServer, clientIP net.IP, container r
 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)
+		server, err := NewServer(endpoint.AsDestination(), dispatcher, QueryStrategy_USE_IP)
 		if err != nil {
 			return newError("failed to create nameserver").Base(err).AtWarning()
 		}
@@ -218,3 +225,24 @@ func (c *Client) MatchExpectedIPs(domain string, ips []net.IP) ([]net.IP, error)
 	newError("domain ", domain, " expectIPs ", newIps, " matched at server ", c.Name()).AtDebug().WriteToLog()
 	return newIps, nil
 }
+
+func ResolveIpOptionOverride(queryStrategy QueryStrategy, ipOption dns.IPOption) dns.IPOption {
+	switch queryStrategy {
+	case QueryStrategy_USE_IP:
+		return ipOption
+	case QueryStrategy_USE_IP4:
+		return dns.IPOption{
+			IPv4Enable: ipOption.IPv4Enable,
+			IPv6Enable: false,
+			FakeEnable: false,
+		}
+	case QueryStrategy_USE_IP6:
+		return dns.IPOption{
+			IPv4Enable: false,
+			IPv6Enable: ipOption.IPv6Enable,
+			FakeEnable: false,
+		}
+	default:
+		return ipOption
+	}
+}

app/dns/nameserver_doh.go

@@ -31,19 +31,20 @@ import (
 type DoHNameServer struct {
 	dispatcher routing.Dispatcher
 	sync.RWMutex
-	ips        map[string]*record
-	pub        *pubsub.Service
-	cleanup    *task.Periodic
-	reqID      uint32
-	httpClient *http.Client
-	dohURL     string
-	name       string
+	ips           map[string]*record
+	pub           *pubsub.Service
+	cleanup       *task.Periodic
+	reqID         uint32
+	httpClient    *http.Client
+	dohURL        string
+	name          string
+	queryStrategy QueryStrategy
 }
 
 // NewDoHNameServer creates DOH server object for remote resolving.
-func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher) (*DoHNameServer, error) {
+func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (*DoHNameServer, error) {
 	newError("DNS: created Remote DOH client for ", url.String()).AtInfo().WriteToLog()
-	s := baseDOHNameServer(url, "DOH")
+	s := baseDOHNameServer(url, "DOH", queryStrategy)
 
 	s.dispatcher = dispatcher
 	tr := &http.Transport{
@@ -90,9 +91,9 @@ func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher) (*DoHNameServ
 }
 
 // NewDoHLocalNameServer creates DOH client object for local resolving
-func NewDoHLocalNameServer(url *url.URL) *DoHNameServer {
+func NewDoHLocalNameServer(url *url.URL, queryStrategy QueryStrategy) *DoHNameServer {
 	url.Scheme = "https"
-	s := baseDOHNameServer(url, "DOHL")
+	s := baseDOHNameServer(url, "DOHL", queryStrategy)
 	tr := &http.Transport{
 		IdleConnTimeout:   90 * time.Second,
 		ForceAttemptHTTP2: true,
@@ -122,12 +123,13 @@ func NewDoHLocalNameServer(url *url.URL) *DoHNameServer {
 	return s
 }
 
-func baseDOHNameServer(url *url.URL, prefix string) *DoHNameServer {
+func baseDOHNameServer(url *url.URL, prefix string, queryStrategy QueryStrategy) *DoHNameServer {
 	s := &DoHNameServer{
-		ips:    make(map[string]*record),
-		pub:    pubsub.NewService(),
-		name:   prefix + "//" + url.Host,
-		dohURL: url.String(),
+		ips:           make(map[string]*record),
+		pub:           pubsub.NewService(),
+		name:          prefix + "//" + url.Host,
+		dohURL:        url.String(),
+		queryStrategy: queryStrategy,
 	}
 	s.cleanup = &task.Periodic{
 		Interval: time.Minute,
@@ -353,6 +355,10 @@ func (s *DoHNameServer) findIPsForDomain(domain string, option dns_feature.IPOpt
 // QueryIP implements Server.
 func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error) { // nolint: dupl
 	fqdn := Fqdn(domain)
+	option = ResolveIpOptionOverride(s.queryStrategy, option)
+	if !option.IPv4Enable && !option.IPv6Enable {
+		return nil, dns_feature.ErrEmptyResponse
+	}
 
 	if disableCache {
 		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()

app/dns/nameserver_doh_test.go

@@ -17,7 +17,7 @@ func TestDOHNameServer(t *testing.T) {
 	url, err := url.Parse("https+local://1.1.1.1/dns-query")
 	common.Must(err)
 
-	s := NewDoHLocalNameServer(url)
+	s := NewDoHLocalNameServer(url, QueryStrategy_USE_IP)
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
 	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
 		IPv4Enable: true,
@@ -34,7 +34,7 @@ func TestDOHNameServerWithCache(t *testing.T) {
 	url, err := url.Parse("https+local://1.1.1.1/dns-query")
 	common.Must(err)
 
-	s := NewDoHLocalNameServer(url)
+	s := NewDoHLocalNameServer(url, QueryStrategy_USE_IP)
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
 	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
 		IPv4Enable: true,
@@ -57,3 +57,49 @@ func TestDOHNameServerWithCache(t *testing.T) {
 		t.Fatal(r)
 	}
 }
+
+func TestDOHNameServerWithIPv4Override(t *testing.T) {
+	url, err := url.Parse("https+local://1.1.1.1/dns-query")
+	common.Must(err)
+
+	s := NewDoHLocalNameServer(url, QueryStrategy_USE_IP4)
+	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,
+	}, false)
+	cancel()
+	common.Must(err)
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv4len {
+			t.Error("expect only IPv4 response from DNS query")
+		}
+	}
+}
+
+func TestDOHNameServerWithIPv6Override(t *testing.T) {
+	url, err := url.Parse("https+local://1.1.1.1/dns-query")
+	common.Must(err)
+
+	s := NewDoHLocalNameServer(url, QueryStrategy_USE_IP6)
+	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,
+	}, false)
+	cancel()
+	common.Must(err)
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv6len {
+			t.Error("expect only IPv6 response from DNS query")
+		}
+	}
+}

app/dns/nameserver_quic.go

@@ -31,17 +31,18 @@ const handshakeTimeout = time.Second * 8
 // 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
-	connection  quic.Connection
+	ips           map[string]*record
+	pub           *pubsub.Service
+	cleanup       *task.Periodic
+	reqID         uint32
+	name          string
+	destination   *net.Destination
+	connection    quic.Connection
+	queryStrategy QueryStrategy
 }
 
 // NewQUICNameServer creates DNS-over-QUIC client object for local resolving
-func NewQUICNameServer(url *url.URL) (*QUICNameServer, error) {
+func NewQUICNameServer(url *url.URL, queryStrategy QueryStrategy) (*QUICNameServer, error) {
 	newError("DNS: created Local DNS-over-QUIC client for ", url.String()).AtInfo().WriteToLog()
 
 	var err error
@@ -55,10 +56,11 @@ func NewQUICNameServer(url *url.URL) (*QUICNameServer, error) {
 	dest := net.UDPDestination(net.ParseAddress(url.Hostname()), port)
 
 	s := &QUICNameServer{
-		ips:         make(map[string]*record),
-		pub:         pubsub.NewService(),
-		name:        url.String(),
-		destination: &dest,
+		ips:           make(map[string]*record),
+		pub:           pubsub.NewService(),
+		name:          url.String(),
+		destination:   &dest,
+		queryStrategy: queryStrategy,
 	}
 	s.cleanup = &task.Periodic{
 		Interval: time.Minute,
@@ -269,6 +271,10 @@ func (s *QUICNameServer) findIPsForDomain(domain string, option dns_feature.IPOp
 // QueryIP is called from dns.Server->queryIPTimeout
 func (s *QUICNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
+	option = ResolveIpOptionOverride(s.queryStrategy, option)
+	if !option.IPv4Enable && !option.IPv6Enable {
+		return nil, dns_feature.ErrEmptyResponse
+	}
 
 	if disableCache {
 		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()

app/dns/nameserver_quic_test.go

@@ -16,7 +16,7 @@ import (
 func TestQUICNameServer(t *testing.T) {
 	url, err := url.Parse("quic://dns.adguard.com")
 	common.Must(err)
-	s, err := NewQUICNameServer(url)
+	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP)
 	common.Must(err)
 	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
 	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns.IPOption{
@@ -40,3 +40,49 @@ func TestQUICNameServer(t *testing.T) {
 		t.Fatal(r)
 	}
 }
+
+func TestQUICNameServerWithIPv4Override(t *testing.T) {
+	url, err := url.Parse("quic://dns.adguard.com")
+	common.Must(err)
+	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP4)
+	common.Must(err)
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
+	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns.IPOption{
+		IPv4Enable: true,
+		IPv6Enable: true,
+	}, false)
+	cancel()
+	common.Must(err)
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv4len {
+			t.Error("expect only IPv4 response from DNS query")
+		}
+	}
+}
+
+func TestQUICNameServerWithIPv6Override(t *testing.T) {
+	url, err := url.Parse("quic://dns.adguard.com")
+	common.Must(err)
+	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP6)
+	common.Must(err)
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*2)
+	ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns.IPOption{
+		IPv4Enable: true,
+		IPv6Enable: true,
+	}, false)
+	cancel()
+	common.Must(err)
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv6len {
+			t.Error("expect only IPv6 response from DNS query")
+		}
+	}
+}

app/dns/nameserver_tcp.go

@@ -27,18 +27,23 @@ import (
 // TCPNameServer implemented DNS over TCP (RFC7766).
 type TCPNameServer struct {
 	sync.RWMutex
-	name        string
-	destination *net.Destination
-	ips         map[string]*record
-	pub         *pubsub.Service
-	cleanup     *task.Periodic
-	reqID       uint32
-	dial        func(context.Context) (net.Conn, error)
+	name          string
+	destination   *net.Destination
+	ips           map[string]*record
+	pub           *pubsub.Service
+	cleanup       *task.Periodic
+	reqID         uint32
+	dial          func(context.Context) (net.Conn, error)
+	queryStrategy QueryStrategy
 }
 
 // NewTCPNameServer creates DNS over TCP server object for remote resolving.
-func NewTCPNameServer(url *url.URL, dispatcher routing.Dispatcher) (*TCPNameServer, error) {
-	s, err := baseTCPNameServer(url, "TCP")
+func NewTCPNameServer(
+	url *url.URL,
+	dispatcher routing.Dispatcher,
+	queryStrategy QueryStrategy,
+) (*TCPNameServer, error) {
+	s, err := baseTCPNameServer(url, "TCP", queryStrategy)
 	if err != nil {
 		return nil, err
 	}
@@ -59,8 +64,8 @@ func NewTCPNameServer(url *url.URL, dispatcher routing.Dispatcher) (*TCPNameServ
 }
 
 // NewTCPLocalNameServer creates DNS over TCP client object for local resolving
-func NewTCPLocalNameServer(url *url.URL) (*TCPNameServer, error) {
-	s, err := baseTCPNameServer(url, "TCPL")
+func NewTCPLocalNameServer(url *url.URL, queryStrategy QueryStrategy) (*TCPNameServer, error) {
+	s, err := baseTCPNameServer(url, "TCPL", queryStrategy)
 	if err != nil {
 		return nil, err
 	}
@@ -72,22 +77,22 @@ func NewTCPLocalNameServer(url *url.URL) (*TCPNameServer, error) {
 	return s, nil
 }
 
-func baseTCPNameServer(url *url.URL, prefix string) (*TCPNameServer, error) {
-	var err error
+func baseTCPNameServer(url *url.URL, prefix string, queryStrategy QueryStrategy) (*TCPNameServer, error) {
 	port := net.Port(53)
 	if url.Port() != "" {
-		port, err = net.PortFromString(url.Port())
-		if err != nil {
+		var err error
+		if port, err = net.PortFromString(url.Port()); err != nil {
 			return nil, err
 		}
 	}
 	dest := net.TCPDestination(net.ParseAddress(url.Hostname()), port)
 
 	s := &TCPNameServer{
-		destination: &dest,
-		ips:         make(map[string]*record),
-		pub:         pubsub.NewService(),
-		name:        prefix + "//" + dest.NetAddr(),
+		destination:   &dest,
+		ips:           make(map[string]*record),
+		pub:           pubsub.NewService(),
+		name:          prefix + "//" + dest.NetAddr(),
+		queryStrategy: queryStrategy,
 	}
 	s.cleanup = &task.Periodic{
 		Interval: time.Minute,
@@ -308,6 +313,10 @@ func (s *TCPNameServer) findIPsForDomain(domain string, option dns_feature.IPOpt
 // QueryIP implements Server.
 func (s *TCPNameServer) QueryIP(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption, disableCache bool) ([]net.IP, error) {
 	fqdn := Fqdn(domain)
+	option = ResolveIpOptionOverride(s.queryStrategy, option)
+	if !option.IPv4Enable && !option.IPv6Enable {
+		return nil, dns_feature.ErrEmptyResponse
+	}
 
 	if disableCache {
 		newError("DNS cache is disabled. Querying IP for ", domain, " at ", s.name).AtDebug().WriteToLog()

app/dns/nameserver_tcp_test.go

@@ -16,7 +16,7 @@ import (
 func TestTCPLocalNameServer(t *testing.T) {
 	url, err := url.Parse("tcp+local://8.8.8.8")
 	common.Must(err)
-	s, err := NewTCPLocalNameServer(url)
+	s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP)
 	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{
@@ -33,7 +33,7 @@ func TestTCPLocalNameServer(t *testing.T) {
 func TestTCPLocalNameServerWithCache(t *testing.T) {
 	url, err := url.Parse("tcp+local://8.8.8.8")
 	common.Must(err)
-	s, err := NewTCPLocalNameServer(url)
+	s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP)
 	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{
@@ -57,3 +57,51 @@ func TestTCPLocalNameServerWithCache(t *testing.T) {
 		t.Fatal(r)
 	}
 }
+
+func TestTCPLocalNameServerWithIPv4Override(t *testing.T) {
+	url, err := url.Parse("tcp+local://8.8.8.8")
+	common.Must(err)
+	s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP4)
+	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,
+	}, false)
+	cancel()
+	common.Must(err)
+
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv4len {
+			t.Error("expect only IPv4 response from DNS query")
+		}
+	}
+}
+
+func TestTCPLocalNameServerWithIPv6Override(t *testing.T) {
+	url, err := url.Parse("tcp+local://8.8.8.8")
+	common.Must(err)
+	s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP6)
+	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,
+	}, false)
+	cancel()
+	common.Must(err)
+
+	if len(ips) == 0 {
+		t.Error("expect some ips, but got 0")
+	}
+
+	for _, ip := range ips {
+		if len(ip) != net.IPv6len {
+			t.Error("expect only IPv6 response from DNS query")
+		}
+	}
+}

app/log/command/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/log/command/config.proto
 

app/log/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/log/config.proto
 

app/metrics/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/metrics/config.proto
 

app/observatory/command/command.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/observatory/command/command.proto
 

app/observatory/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/observatory/config.proto
 

app/observatory/observer.go

@@ -9,7 +9,6 @@ import (
 	"sync"
 	"time"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common"
 	v2net "github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/session"
@@ -19,6 +18,7 @@ import (
 	"github.com/xtls/xray-core/features/extension"
 	"github.com/xtls/xray-core/features/outbound"
 	"github.com/xtls/xray-core/transport/internet/tagged"
+	"google.golang.org/protobuf/proto"
 )
 
 type Observer struct {

app/policy/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/policy/config.proto
 

app/proxyman/command/command.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/proxyman/command/command.proto
 

app/proxyman/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/proxyman/config.proto
 

app/proxyman/inbound/worker.go

@@ -60,6 +60,7 @@ func (w *tcpWorker) callback(conn stat.Connection) {
 	sid := session.NewID()
 	ctx = session.ContextWithID(ctx, sid)
 
+	var outbound = &session.Outbound{}
 	if w.recvOrigDest {
 		var dest net.Destination
 		switch getTProxyType(w.stream) {
@@ -74,11 +75,10 @@ func (w *tcpWorker) callback(conn stat.Connection) {
 			dest = net.DestinationFromAddr(conn.LocalAddr())
 		}
 		if dest.IsValid() {
-			ctx = session.ContextWithOutbound(ctx, &session.Outbound{
-				Target: dest,
-			})
+			outbound.Target = dest
 		}
 	}
+	ctx = session.ContextWithOutbound(ctx, outbound)
 
 	if w.uplinkCounter != nil || w.downlinkCounter != nil {
 		conn = &stat.CounterConnection{

app/proxyman/outbound/handler.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/xtls/xray-core/app/proxyman"
 	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/mux"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/net/cnc"
@@ -166,6 +167,11 @@ func (h *Handler) Tag() string {
 
 // Dispatch implements proxy.Outbound.Dispatch.
 func (h *Handler) Dispatch(ctx context.Context, link *transport.Link) {
+	outbound := session.OutboundFromContext(ctx)
+	if outbound.Target.Network == net.Network_UDP && outbound.OriginalTarget.Address != nil && outbound.OriginalTarget.Address != outbound.Target.Address {
+		link.Reader = &buf.EndpointOverrideReader{Reader: link.Reader, Dest: outbound.Target.Address, OriginalDest: outbound.OriginalTarget.Address}
+		link.Writer = &buf.EndpointOverrideWriter{Writer: link.Writer, Dest: outbound.Target.Address, OriginalDest: outbound.OriginalTarget.Address}
+	}
 	if h.mux != nil {
 		test := func(err error) {
 			if err != nil {
@@ -175,7 +181,6 @@ func (h *Handler) Dispatch(ctx context.Context, link *transport.Link) {
 				common.Interrupt(link.Writer)
 			}
 		}
-		outbound := session.OutboundFromContext(ctx)
 		if outbound.Target.Network == net.Network_UDP && outbound.Target.Port == 443 {
 			switch h.udp443 {
 			case "reject":
@@ -224,6 +229,10 @@ func (h *Handler) Address() net.Address {
 	return h.senderSettings.Via.AsAddress()
 }
 
+func (h *Handler) DestIpAddress() net.IP {
+	return internet.DestIpAddress()
+}
+
 // Dial implements internet.Dialer.
 func (h *Handler) Dial(ctx context.Context, dest net.Destination) (stat.Connection, error) {
 	if h.senderSettings != nil {
@@ -269,7 +278,12 @@ func (h *Handler) Dial(ctx context.Context, dest net.Destination) (stat.Connecti
 	}
 
 	conn, err := internet.Dial(ctx, dest, h.streamSettings)
-	return h.getStatCouterConnection(conn), err
+	conn = h.getStatCouterConnection(conn)
+	outbound := session.OutboundFromContext(ctx)
+	if outbound != nil {
+		outbound.Conn = conn
+	}
+	return conn, err
 }
 
 func (h *Handler) getStatCouterConnection(conn stat.Connection) stat.Connection {

app/proxyman/outbound/uot.go

@@ -11,6 +11,9 @@ import (
 )
 
 func (h *Handler) getUoTConnection(ctx context.Context, dest net.Destination) (stat.Connection, error) {
+	if dest.Address == nil {
+		return nil, newError("nil destination address")
+	}
 	if !dest.Address.Family().IsDomain() {
 		return nil, os.ErrInvalid
 	}

app/reverse/bridge.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"time"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common/mux"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/session"
@@ -12,6 +11,7 @@ import (
 	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/transport"
 	"github.com/xtls/xray-core/transport/pipe"
+	"google.golang.org/protobuf/proto"
 )
 
 // Bridge is a component in reverse proxy, that relays connections from Portal to local address.

app/reverse/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/reverse/config.proto
 

app/reverse/portal.go

@@ -5,7 +5,6 @@ import (
 	"sync"
 	"time"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/mux"
@@ -15,6 +14,7 @@ import (
 	"github.com/xtls/xray-core/features/outbound"
 	"github.com/xtls/xray-core/transport"
 	"github.com/xtls/xray-core/transport/pipe"
+	"google.golang.org/protobuf/proto"
 )
 
 type Portal struct {

app/router/balancing.go

@@ -2,6 +2,8 @@ package router
 
 import (
 	"context"
+	reflect "reflect"
+	sync "sync"
 
 	"github.com/xtls/xray-core/common/dice"
 	"github.com/xtls/xray-core/features/extension"
@@ -23,6 +25,39 @@ func (s *RandomStrategy) PickOutbound(tags []string) string {
 	return tags[dice.Roll(n)]
 }
 
+type RoundRobinStrategy struct {
+	mu         sync.Mutex
+	tags       []string
+	index      int
+	roundRobin *RoundRobinStrategy
+}
+
+func NewRoundRobin(tags []string) *RoundRobinStrategy {
+	return &RoundRobinStrategy{
+		tags: tags,
+	}
+}
+func (r *RoundRobinStrategy) NextTag() string {
+	r.mu.Lock()
+	defer r.mu.Unlock()
+
+	tags := r.tags[r.index]
+	r.index = (r.index + 1) % len(r.tags)
+	return tags
+}
+
+func (s *RoundRobinStrategy) PickOutbound(tags []string) string {
+	if len(tags) == 0 {
+		panic("0 tags")
+	}
+	if s.roundRobin == nil || !reflect.DeepEqual(s.roundRobin.tags, tags) {
+		s.roundRobin = NewRoundRobin(tags)
+	}
+	tag := s.roundRobin.NextTag()
+
+	return tag
+}
+
 type Balancer struct {
 	selectors []string
 	strategy  BalancingStrategy

app/router/command/command.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/router/command/command.proto
 

app/router/condition.go

@@ -1,6 +1,7 @@
 package router
 
 import (
+	"regexp"
 	"strings"
 
 	"github.com/xtls/xray-core/common/net"
@@ -282,18 +283,18 @@ func (m *ProtocolMatcher) Apply(ctx routing.Context) bool {
 }
 
 type AttributeMatcher struct {
-	configuredKeys map[string]string
+	configuredKeys map[string]*regexp.Regexp
 }
 
 // Match implements attributes matching.
 func (m *AttributeMatcher) Match(attrs map[string]string) bool {
-	// headers are insensitive most likely. So we do a convert
+	// header keys are case insensitive most likely. So we do a convert
 	httpHeaders := make(map[string]string)
 	for key, value := range attrs {
-		httpHeaders[strings.ToLower(key)] = strings.ToLower(value)
+		httpHeaders[strings.ToLower(key)] = value
 	}
-	for key, value := range m.configuredKeys {
-		if a, ok := httpHeaders[key]; !ok || !strings.Contains(a, value) {
+	for key, regex := range m.configuredKeys {
+		if a, ok := httpHeaders[key]; !ok || !regex.MatchString(a) {
 			return false
 		}
 	}

app/router/condition_geoip.go

@@ -1,81 +1,49 @@
 package router
 
 import (
-	"encoding/binary"
-	"sort"
+	"net/netip"
+	"strconv"
 
 	"github.com/xtls/xray-core/common/net"
+	"go4.org/netipx"
 )
 
-type ipv6 struct {
-	a uint64
-	b uint64
-}
-
 type GeoIPMatcher struct {
 	countryCode  string
 	reverseMatch bool
-	ip4          []uint32
-	prefix4      []uint8
-	ip6          []ipv6
-	prefix6      []uint8
-}
-
-func normalize4(ip uint32, prefix uint8) uint32 {
-	return (ip >> (32 - prefix)) << (32 - prefix)
-}
-
-func normalize6(ip ipv6, prefix uint8) ipv6 {
-	if prefix <= 64 {
-		ip.a = (ip.a >> (64 - prefix)) << (64 - prefix)
-		ip.b = 0
-	} else {
-		ip.b = (ip.b >> (128 - prefix)) << (128 - prefix)
-	}
-	return ip
+	ip4          *netipx.IPSet
+	ip6          *netipx.IPSet
 }
 
 func (m *GeoIPMatcher) Init(cidrs []*CIDR) error {
-	ip4Count := 0
-	ip6Count := 0
+	var builder4, builder6 netipx.IPSetBuilder
 
 	for _, cidr := range cidrs {
-		ip := cidr.Ip
+		ip := net.IP(cidr.GetIp())
+		ipPrefixString := ip.String() + "/" + strconv.Itoa(int(cidr.GetPrefix()))
+		ipPrefix, err := netip.ParsePrefix(ipPrefixString)
+		if err != nil {
+			return err
+		}
+
 		switch len(ip) {
-		case 4:
-			ip4Count++
-		case 16:
-			ip6Count++
-		default:
-			return newError("unexpect ip length: ", len(ip))
+		case net.IPv4len:
+			builder4.AddPrefix(ipPrefix)
+		case net.IPv6len:
+			builder6.AddPrefix(ipPrefix)
 		}
 	}
 
-	cidrList := CIDRList(cidrs)
-	sort.Sort(&cidrList)
+	if ip4, err := builder4.IPSet(); err != nil {
+		return err
+	} else {
+		m.ip4 = ip4
+	}
 
-	m.ip4 = make([]uint32, 0, ip4Count)
-	m.prefix4 = make([]uint8, 0, ip4Count)
-	m.ip6 = make([]ipv6, 0, ip6Count)
-	m.prefix6 = make([]uint8, 0, ip6Count)
-
-	for _, cidr := range cidrList {
-		ip := cidr.Ip
-		prefix := uint8(cidr.Prefix)
-		switch len(ip) {
-		case 4:
-			m.ip4 = append(m.ip4, normalize4(binary.BigEndian.Uint32(ip), prefix))
-			m.prefix4 = append(m.prefix4, prefix)
-		case 16:
-			ip6 := ipv6{
-				a: binary.BigEndian.Uint64(ip[0:8]),
-				b: binary.BigEndian.Uint64(ip[8:16]),
-			}
-			ip6 = normalize6(ip6, prefix)
-
-			m.ip6 = append(m.ip6, ip6)
-			m.prefix6 = append(m.prefix6, prefix)
-		}
+	if ip6, err := builder6.IPSet(); err != nil {
+		return err
+	} else {
+		m.ip6 = ip6
 	}
 
 	return nil
@@ -85,91 +53,37 @@ func (m *GeoIPMatcher) SetReverseMatch(isReverseMatch bool) {
 	m.reverseMatch = isReverseMatch
 }
 
-func (m *GeoIPMatcher) match4(ip uint32) bool {
-	if len(m.ip4) == 0 {
+func (m *GeoIPMatcher) match4(ip net.IP) bool {
+	nip, ok := netipx.FromStdIP(ip)
+	if !ok {
 		return false
 	}
 
-	if ip < m.ip4[0] {
-		return false
-	}
-
-	size := uint32(len(m.ip4))
-	l := uint32(0)
-	r := size
-	for l < r {
-		x := ((l + r) >> 1)
-		if ip < m.ip4[x] {
-			r = x
-			continue
-		}
-
-		nip := normalize4(ip, m.prefix4[x])
-		if nip == m.ip4[x] {
-			return true
-		}
-
-		l = x + 1
-	}
-
-	return l > 0 && normalize4(ip, m.prefix4[l-1]) == m.ip4[l-1]
+	return m.ip4.Contains(nip)
 }
 
-func less6(a ipv6, b ipv6) bool {
-	return a.a < b.a || (a.a == b.a && a.b < b.b)
-}
-
-func (m *GeoIPMatcher) match6(ip ipv6) bool {
-	if len(m.ip6) == 0 {
+func (m *GeoIPMatcher) match6(ip net.IP) bool {
+	nip, ok := netipx.FromStdIP(ip)
+	if !ok {
 		return false
 	}
 
-	if less6(ip, m.ip6[0]) {
-		return false
-	}
-
-	size := uint32(len(m.ip6))
-	l := uint32(0)
-	r := size
-	for l < r {
-		x := (l + r) / 2
-		if less6(ip, m.ip6[x]) {
-			r = x
-			continue
-		}
-
-		if normalize6(ip, m.prefix6[x]) == m.ip6[x] {
-			return true
-		}
-
-		l = x + 1
-	}
-
-	return l > 0 && normalize6(ip, m.prefix6[l-1]) == m.ip6[l-1]
+	return m.ip6.Contains(nip)
 }
 
 // Match returns true if the given ip is included by the GeoIP.
 func (m *GeoIPMatcher) Match(ip net.IP) bool {
+	isMatched := false
 	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]),
-		})
-	default:
-		return false
+	case net.IPv4len:
+		isMatched = m.match4(ip)
+	case net.IPv6len:
+		isMatched = m.match6(ip)
 	}
+	if m.reverseMatch {
+		return !isMatched
+	}
+	return isMatched
 }
 
 // GeoIPMatcherContainer is a container for GeoIPMatchers. It keeps unique copies of GeoIPMatcher by country code.

app/router/condition_geoip_test.go

@@ -5,12 +5,12 @@ import (
 	"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/net"
 	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/platform/filesystem"
+	"google.golang.org/protobuf/proto"
 )
 
 func init() {
@@ -53,7 +53,7 @@ func TestGeoIPMatcherContainer(t *testing.T) {
 }
 
 func TestGeoIPMatcher(t *testing.T) {
-	cidrList := router.CIDRList{
+	cidrList := []*router.CIDR{
 		{Ip: []byte{0, 0, 0, 0}, Prefix: 8},
 		{Ip: []byte{10, 0, 0, 0}, Prefix: 8},
 		{Ip: []byte{100, 64, 0, 0}, Prefix: 10},
@@ -124,8 +124,40 @@ func TestGeoIPMatcher(t *testing.T) {
 	}
 }
 
+func TestGeoIPMatcherRegression(t *testing.T) {
+	cidrList := []*router.CIDR{
+		{Ip: []byte{98, 108, 20, 0}, Prefix: 22},
+		{Ip: []byte{98, 108, 20, 0}, Prefix: 23},
+	}
+
+	matcher := &router.GeoIPMatcher{}
+	common.Must(matcher.Init(cidrList))
+
+	testCases := []struct {
+		Input  string
+		Output bool
+	}{
+		{
+			Input:  "98.108.22.11",
+			Output: true,
+		},
+		{
+			Input:  "98.108.25.0",
+			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 TestGeoIPReverseMatcher(t *testing.T) {
-	cidrList := router.CIDRList{
+	cidrList := []*router.CIDR{
 		{Ip: []byte{8, 8, 8, 8}, Prefix: 32},
 		{Ip: []byte{91, 108, 4, 0}, Prefix: 16},
 	}

app/router/condition_test.go

@@ -6,7 +6,6 @@ import (
 	"strconv"
 	"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/errors"
@@ -18,6 +17,7 @@ import (
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/features/routing"
 	routing_session "github.com/xtls/xray-core/features/routing/session"
+	"google.golang.org/protobuf/proto"
 )
 
 func init() {
@@ -319,6 +319,19 @@ func TestRoutingRule(t *testing.T) {
 				},
 			},
 		},
+		{
+			rule: &RoutingRule{
+				Attributes: map[string]string{
+					"Custom": "p([a-z]+)ch",
+				},
+			},
+			test: []ruleTest{
+				{
+					input:  withContent(&session.Content{Attributes: map[string]string{"custom": "peach"}}),
+					output: true,
+				},
+			},
+		},
 	}
 
 	for _, test := range cases {

app/router/config.go

@@ -1,6 +1,7 @@
 package router
 
 import (
+	"regexp"
 	"strings"
 
 	"github.com/xtls/xray-core/common/net"
@@ -8,45 +9,6 @@ import (
 	"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
@@ -145,9 +107,9 @@ func (rr *RoutingRule) BuildCondition() (Condition, error) {
 	}
 
 	if len(rr.Attributes) > 0 {
-		configuredKeys := make(map[string]string)
+		configuredKeys := make(map[string]*regexp.Regexp)
 		for key, value := range rr.Attributes {
-			configuredKeys[strings.ToLower(key)] = strings.ToLower(value)
+			configuredKeys[strings.ToLower(key)] = regexp.MustCompile(value)
 		}
 		conds.Add(&AttributeMatcher{configuredKeys})
 	}
@@ -167,6 +129,12 @@ func (br *BalancingRule) Build(ohm outbound.Manager) (*Balancer, error) {
 			strategy:  &LeastPingStrategy{},
 			ohm:       ohm,
 		}, nil
+	case "roundRobin":
+		return &Balancer{
+			selectors: br.OutboundSelector,
+			strategy:  &RoundRobinStrategy{},
+			ohm:       ohm,
+		}, nil
 	case "random":
 		fallthrough
 	default:

app/router/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/router/config.proto
 

app/stats/command/command.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/stats/command/command.proto
 

app/stats/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: app/stats/config.proto
 

common/buf/copy.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/signal"
+	"github.com/xtls/xray-core/features/stats"
 )
 
 type dataHandler func(MultiBuffer)
@@ -40,6 +41,17 @@ func CountSize(sc *SizeCounter) CopyOption {
 	}
 }
 
+// AddToStatCounter a CopyOption add to stat counter
+func AddToStatCounter(sc stats.Counter) CopyOption {
+	return func(handler *copyHandler) {
+		handler.onData = append(handler.onData, func(b MultiBuffer) {
+			if sc != nil {
+				sc.Add(int64(b.Len()))
+			}
+		})
+	}
+}
+
 type readError struct {
 	error
 }

common/buf/override.go

@@ -0,0 +1,38 @@
+package buf
+
+import (
+	"github.com/xtls/xray-core/common/net"
+)
+
+type EndpointOverrideReader struct {
+	Reader
+	Dest         net.Address
+	OriginalDest net.Address
+}
+
+func (r *EndpointOverrideReader) ReadMultiBuffer() (MultiBuffer, error) {
+	mb, err := r.Reader.ReadMultiBuffer()
+	if err == nil {
+		for _, b := range mb {
+			if b.UDP != nil && b.UDP.Address == r.OriginalDest {
+				b.UDP.Address = r.Dest
+			}
+		}
+	}
+	return mb, err
+}
+
+type EndpointOverrideWriter struct {
+	Writer
+	Dest         net.Address
+	OriginalDest net.Address
+}
+
+func (w *EndpointOverrideWriter) WriteMultiBuffer(mb MultiBuffer) error {
+	for _, b := range mb {
+		if b.UDP != nil && b.UDP.Address == w.Dest {
+			b.UDP.Address = w.OriginalDest
+		}
+	}
+	return w.Writer.WriteMultiBuffer(mb)
+}

common/buf/readv_reader.go

@@ -147,7 +147,7 @@ var useReadv bool
 
 func init() {
 	const defaultFlagValue = "NOT_DEFINED_AT_ALL"
-	value := platform.NewEnvFlag("xray.buf.readv").GetValue(func() string { return defaultFlagValue })
+	value := platform.NewEnvFlag(platform.UseReadV).GetValue(func() string { return defaultFlagValue })
 	switch value {
 	case defaultFlagValue, "auto", "enable":
 		useReadv = true

common/log/log.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/log/log.proto
 

common/log/logger.go

@@ -27,6 +27,11 @@ type generalLogger struct {
 	done    *done.Instance
 }
 
+type serverityLogger struct {
+	inner    *generalLogger
+	logLevel Severity
+}
+
 // NewLogger returns a generic log handler that can handle all type of messages.
 func NewLogger(logWriterCreator WriterCreator) Handler {
 	return &generalLogger{
@@ -37,6 +42,32 @@ func NewLogger(logWriterCreator WriterCreator) Handler {
 	}
 }
 
+func ReplaceWithSeverityLogger(serverity Severity) {
+	w := CreateStdoutLogWriter()
+	g := &generalLogger{
+		creator: w,
+		buffer:  make(chan Message, 16),
+		access:  semaphore.New(1),
+		done:    done.New(),
+	}
+	s := &serverityLogger{
+		inner:    g,
+		logLevel: serverity,
+	}
+	RegisterHandler(s)
+}
+
+func (l *serverityLogger) Handle(msg Message) {
+	switch msg := msg.(type) {
+	case *GeneralMessage:
+		if msg.Severity <= l.logLevel {
+			l.inner.Handle(msg)
+		}
+	default:
+		l.inner.Handle(msg)
+	}
+}
+
 func (l *generalLogger) run() {
 	defer l.access.Signal()
 
@@ -67,6 +98,7 @@ func (l *generalLogger) run() {
 }
 
 func (l *generalLogger) Handle(msg Message) {
+
 	select {
 	case l.buffer <- msg:
 	default:

common/net/address.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/net/address.proto
 

common/net/destination.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/net/destination.proto
 

common/net/network.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/net/network.proto
 

common/net/port.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/net/port.proto
 

common/ocsp/ocsp.go

@@ -28,6 +28,9 @@ func GetOCSPStapling(cert [][]byte, path string) ([]byte, error) {
 	ocspData, err := GetOCSPForFile(path)
 	if err != nil {
 		ocspData, err = GetOCSPForCert(cert)
+		if err != nil {
+			return nil, err
+		}
 		if !CheckOCSPFileIsNotExist(path) {
 			err = os.Remove(path)
 			if err != nil {

common/platform/others.go

@@ -17,15 +17,13 @@ func LineSeparator() string {
 }
 
 func GetToolLocation(file string) string {
-	const name = "xray.location.tool"
-	toolPath := EnvFlag{Name: name, AltName: NormalizeEnvName(name)}.GetValue(getExecutableDir)
+	toolPath := NewEnvFlag(ToolLocation).GetValue(getExecutableDir)
 	return filepath.Join(toolPath, file)
 }
 
 // GetAssetLocation searches for `file` in certain locations
 func GetAssetLocation(file string) string {
-	const name = "xray.location.asset"
-	assetPath := NewEnvFlag(name).GetValue(getExecutableDir)
+	assetPath := NewEnvFlag(AssetLocation).GetValue(getExecutableDir)
 	defPath := filepath.Join(assetPath, file)
 	for _, p := range []string{
 		defPath,

common/platform/platform.go

@@ -7,6 +7,24 @@ import (
 	"strings"
 )
 
+const (
+	PluginLocation  = "xray.location.plugin"
+	ConfigLocation  = "xray.location.config"
+	ConfdirLocation = "xray.location.confdir"
+	ToolLocation    = "xray.location.tool"
+	AssetLocation   = "xray.location.asset"
+
+	UseReadV         = "xray.buf.readv"
+	UseFreedomSplice = "xray.buf.splice"
+	UseVmessPadding  = "xray.vmess.padding"
+	UseCone          = "xray.cone.disabled"
+
+	BufferSize           = "xray.ray.buffer.size"
+	BrowserDialerAddress = "xray.browser.dialer"
+	XUDPLog              = "xray.xudp.show"
+	XUDPBaseKey          = "xray.xudp.basekey"
+)
+
 type EnvFlag struct {
 	Name    string
 	AltName string
@@ -67,20 +85,17 @@ func getExecutableSubDir(dir string) func() string {
 }
 
 func GetPluginDirectory() string {
-	const name = "xray.location.plugin"
-	pluginDir := NewEnvFlag(name).GetValue(getExecutableSubDir("plugins"))
+	pluginDir := NewEnvFlag(PluginLocation).GetValue(getExecutableSubDir("plugins"))
 	return pluginDir
 }
 
 func GetConfigurationPath() string {
-	const name = "xray.location.config"
-	configPath := NewEnvFlag(name).GetValue(getExecutableDir)
+	configPath := NewEnvFlag(ConfigLocation).GetValue(getExecutableDir)
 	return filepath.Join(configPath, "config.json")
 }
 
 // GetConfDirPath reads "xray.location.confdir"
 func GetConfDirPath() string {
-	const name = "xray.location.confdir"
-	configPath := NewEnvFlag(name).GetValue(func() string { return "" })
+	configPath := NewEnvFlag(ConfdirLocation).GetValue(func() string { return "" })
 	return configPath
 }

common/platform/windows.go

@@ -15,14 +15,12 @@ func LineSeparator() string {
 }
 
 func GetToolLocation(file string) string {
-	const name = "xray.location.tool"
-	toolPath := EnvFlag{Name: name, AltName: NormalizeEnvName(name)}.GetValue(getExecutableDir)
+	toolPath := NewEnvFlag(ToolLocation).GetValue(getExecutableDir)
 	return filepath.Join(toolPath, file+".exe")
 }
 
 // GetAssetLocation searches for `file` in the excutable dir
 func GetAssetLocation(file string) string {
-	const name = "xray.location.asset"
-	assetPath := NewEnvFlag(name).GetValue(getExecutableDir)
+	assetPath := NewEnvFlag(AssetLocation).GetValue(getExecutableDir)
 	return filepath.Join(assetPath, file)
 }

common/protocol/headers.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/protocol/headers.proto
 

common/protocol/server_spec.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/protocol/server_spec.proto
 

common/protocol/user.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/protocol/user.proto
 

common/reflect/marshal.go

@@ -0,0 +1,173 @@
+package reflect
+
+import (
+	"encoding/json"
+	"reflect"
+	"slices"
+
+	cserial "github.com/xtls/xray-core/common/serial"
+)
+
+func MarshalToJson(v interface{}) (string, bool) {
+	if itf := marshalInterface(v, true); itf != nil {
+		if b, err := json.MarshalIndent(itf, "", "  "); err == nil {
+			return string(b[:]), true
+		}
+	}
+	return "", false
+}
+
+func marshalTypedMessage(v *cserial.TypedMessage, ignoreNullValue bool) interface{} {
+	tmsg, err := v.GetInstance()
+	if err != nil {
+		return nil
+	}
+	r := marshalInterface(tmsg, ignoreNullValue)
+	if msg, ok := r.(map[string]interface{}); ok {
+		msg["_TypedMessage_"] = v.Type
+	}
+	return r
+}
+
+func marshalSlice(v reflect.Value, ignoreNullValue bool) interface{} {
+	r := make([]interface{}, 0)
+	for i := 0; i < v.Len(); i++ {
+		rv := v.Index(i)
+		if rv.CanInterface() {
+			value := rv.Interface()
+			r = append(r, marshalInterface(value, ignoreNullValue))
+		}
+	}
+	return r
+}
+
+func marshalStruct(v reflect.Value, ignoreNullValue bool) interface{} {
+	r := make(map[string]interface{})
+	t := v.Type()
+	for i := 0; i < v.NumField(); i++ {
+		rv := v.Field(i)
+		if rv.CanInterface() {
+			ft := t.Field(i)
+			name := ft.Name
+			value := rv.Interface()
+			tv := marshalInterface(value, ignoreNullValue)
+			if tv != nil || !ignoreNullValue {
+				r[name] = tv
+			}
+		}
+	}
+	return r
+}
+
+func marshalMap(v reflect.Value, ignoreNullValue bool) interface{} {
+	// policy.level is map[uint32] *struct
+	kt := v.Type().Key()
+	vt := reflect.TypeOf((*interface{})(nil))
+	mt := reflect.MapOf(kt, vt)
+	r := reflect.MakeMap(mt)
+	for _, key := range v.MapKeys() {
+		rv := v.MapIndex(key)
+		if rv.CanInterface() {
+			iv := rv.Interface()
+			tv := marshalInterface(iv, ignoreNullValue)
+			if tv != nil || !ignoreNullValue {
+				r.SetMapIndex(key, reflect.ValueOf(&tv))
+			}
+		}
+	}
+	return r.Interface()
+}
+
+func marshalIString(v interface{}) (r string, ok bool) {
+	defer func() {
+		if err := recover(); err != nil {
+			r = ""
+			ok = false
+		}
+	}()
+
+	if iStringFn, ok := v.(interface{ String() string }); ok {
+		return iStringFn.String(), true
+	}
+	return "", false
+}
+
+func marshalKnownType(v interface{}, ignoreNullValue bool) (interface{}, bool) {
+	switch ty := v.(type) {
+	case cserial.TypedMessage:
+		return marshalTypedMessage(&ty, ignoreNullValue), true
+	case *cserial.TypedMessage:
+		return marshalTypedMessage(ty, ignoreNullValue), true
+	case map[string]json.RawMessage:
+		return ty, true
+	case []json.RawMessage:
+		return ty, true
+	case *json.RawMessage:
+		return ty, true
+	case json.RawMessage:
+		return ty, true
+	default:
+		return nil, false
+	}
+}
+
+var valueKinds = []reflect.Kind{
+	reflect.Bool,
+	reflect.Int,
+	reflect.Int8,
+	reflect.Int16,
+	reflect.Int32,
+	reflect.Int64,
+	reflect.Uint,
+	reflect.Uint8,
+	reflect.Uint16,
+	reflect.Uint32,
+	reflect.Uint64,
+	reflect.Uintptr,
+	reflect.Float32,
+	reflect.Float64,
+	reflect.Complex64,
+	reflect.Complex128,
+	reflect.String,
+}
+
+func isValueKind(kind reflect.Kind) bool {
+	return slices.Contains(valueKinds, kind)
+}
+
+func marshalInterface(v interface{}, ignoreNullValue bool) interface{} {
+
+	if r, ok := marshalKnownType(v, ignoreNullValue); ok {
+		return r
+	}
+
+	rv := reflect.ValueOf(v)
+	if rv.Kind() == reflect.Ptr {
+		rv = rv.Elem()
+	}
+	k := rv.Kind()
+	if k == reflect.Invalid {
+		return nil
+	}
+	if isValueKind(k) {
+		return v
+	}
+
+	switch k {
+	case reflect.Struct:
+		return marshalStruct(rv, ignoreNullValue)
+	case reflect.Slice:
+		return marshalSlice(rv, ignoreNullValue)
+	case reflect.Array:
+		return marshalSlice(rv, ignoreNullValue)
+	case reflect.Map:
+		return marshalMap(rv, ignoreNullValue)
+	default:
+		break
+	}
+
+	if str, ok := marshalIString(v); ok {
+		return str
+	}
+	return nil
+}

common/reflect/marshal_test.go

@@ -0,0 +1,187 @@
+package reflect_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"strings"
+	"testing"
+
+	. "github.com/xtls/xray-core/common/reflect"
+	cserial "github.com/xtls/xray-core/common/serial"
+	iserial "github.com/xtls/xray-core/infra/conf/serial"
+)
+
+func TestMashalStruct(t *testing.T) {
+	type Foo = struct {
+		N   int                             `json:"n"`
+		Np  *int                            `json:"np"`
+		S   string                          `json:"s"`
+		Arr *[]map[string]map[string]string `json:"arr"`
+	}
+
+	n := 1
+	np := &n
+	arr := make([]map[string]map[string]string, 0)
+	m1 := make(map[string]map[string]string, 0)
+	m2 := make(map[string]string, 0)
+	m2["hello"] = "world"
+	m1["foo"] = m2
+
+	arr = append(arr, m1)
+
+	f1 := Foo{
+		N:   n,
+		Np:  np,
+		S:   "hello",
+		Arr: &arr,
+	}
+
+	s, ok1 := MarshalToJson(f1)
+	sp, ok2 := MarshalToJson(&f1)
+
+	if !ok1 || !ok2 || s != sp {
+		t.Error("marshal failed")
+	}
+
+	f2 := Foo{}
+	if json.Unmarshal([]byte(s), &f2) != nil {
+		t.Error("json unmarshal failed")
+	}
+
+	v := (*f2.Arr)[0]["foo"]["hello"]
+
+	if f1.N != f2.N || *(f1.Np) != *(f2.Np) || f1.S != f2.S || v != "world" {
+		t.Error("f1 not equal to f2")
+	}
+}
+
+func TestMarshalConfigJson(t *testing.T) {
+
+	buf := bytes.NewBufferString(getConfig())
+	config, err := iserial.DecodeJSONConfig(buf)
+	if err != nil {
+		t.Error("decode JSON config failed")
+	}
+
+	bc, err := config.Build()
+	if err != nil {
+		t.Error("build core config failed")
+	}
+
+	tmsg := cserial.ToTypedMessage(bc)
+	tc, ok := MarshalToJson(tmsg)
+	if !ok {
+		t.Error("marshal config failed")
+	}
+
+	// t.Log(tc)
+
+	keywords := []string{
+		"4784f9b8-a879-4fec-9718-ebddefa47750",
+		"bing.com",
+		"DomainStrategy",
+		"InboundTag",
+		"Level",
+		"Stats",
+		"UserDownlink",
+		"UserUplink",
+		"System",
+		"InboundDownlink",
+		"OutboundUplink",
+	}
+	for _, kw := range keywords {
+		if !strings.Contains(tc, kw) {
+			t.Error("marshaled config error")
+		}
+	}
+}
+
+func getConfig() string {
+	return `{
+		"log": {
+		  "loglevel": "debug"
+		},
+		"stats": {},
+		"policy": {
+		  "levels": {
+			"0": {
+			  "statsUserUplink": true,
+			  "statsUserDownlink": true
+			}
+		  },
+		  "system": {
+			"statsInboundUplink": true,
+			"statsInboundDownlink": true,
+			"statsOutboundUplink": true,
+			"statsOutboundDownlink": true
+		  }
+		},
+		"inbounds": [
+		  {
+			"tag": "agentin",
+			"protocol": "http",
+			"port": 8080,
+			"listen": "127.0.0.1",
+			"settings": {}
+		  },
+		  {
+			"listen": "127.0.0.1",
+			"port": 10085,
+			"protocol": "dokodemo-door",
+			"settings": {
+			  "address": "127.0.0.1"
+			},
+			"tag": "api-in"
+		  }
+		],
+		"api": {
+		  "tag": "api",
+		  "services": [
+			"HandlerService",
+			"StatsService"
+		  ]
+		},
+		"routing": {
+		  "rules": [
+			{
+			  "inboundTag": [
+				"api-in"
+			  ],
+			  "outboundTag": "api",
+			  "type": "field"
+			}
+		  ],
+		  "domainStrategy": "AsIs"
+		},
+		"outbounds": [
+		  {
+			"protocol": "vless",
+			"settings": {
+			  "vnext": [
+				{
+				  "address": "1.2.3.4",
+				  "port": 1234,
+				  "users": [
+					{
+					  "id": "4784f9b8-a879-4fec-9718-ebddefa47750",
+					  "encryption": "none"
+					}
+				  ]
+				}
+			  ]
+			},
+			"tag": "agentout",
+			"streamSettings": {
+			  "network": "ws",
+			  "security": "none",
+			  "wsSettings": {
+				"path": "/?ed=2048",
+				"headers": {
+				  "Host": "bing.com"
+				}
+			  }
+			}
+		  }
+		]
+	  }`
+}

common/serial/typed_message.go

@@ -1,10 +1,9 @@
 package serial
 
 import (
-	"errors"
-	"reflect"
-
-	"github.com/golang/protobuf/proto"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/reflect/protoreflect"
+	"google.golang.org/protobuf/reflect/protoregistry"
 )
 
 // ToTypedMessage converts a proto Message into TypedMessage.
@@ -21,16 +20,17 @@ func ToTypedMessage(message proto.Message) *TypedMessage {
 
 // GetMessageType returns the name of this proto Message.
 func GetMessageType(message proto.Message) string {
-	return proto.MessageName(message)
+	return string(message.ProtoReflect().Descriptor().FullName())
 }
 
 // GetInstance creates a new instance of the message with messageType.
 func GetInstance(messageType string) (interface{}, error) {
-	mType := proto.MessageType(messageType)
-	if mType == nil || mType.Elem() == nil {
-		return nil, errors.New("Serial: Unknown type: " + messageType)
+	messageTypeDescriptor := protoreflect.FullName(messageType)
+	mType, err := protoregistry.GlobalTypes.FindMessageByName(messageTypeDescriptor)
+	if err != nil {
+		return nil, err
 	}
-	return reflect.New(mType.Elem()).Interface(), nil
+	return mType.New().Interface(), nil
 }
 
 // GetInstance converts current TypedMessage into a proto Message.

common/serial/typed_message.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: common/serial/typed_message.proto
 

common/session/session.go

@@ -50,15 +50,30 @@ type Inbound struct {
 	Conn net.Conn
 	// Timer of the inbound buf copier. May be nil.
 	Timer *signal.ActivityTimer
+	// CanSpliceCopy is a property for this connection, set by both inbound and outbound
+	// 1 = can, 2 = after processing protocol info should be able to, 3 = cannot
+	CanSpliceCopy int
+}
+
+func(i *Inbound) SetCanSpliceCopy(canSpliceCopy int) int {
+	if canSpliceCopy > i.CanSpliceCopy {
+		i.CanSpliceCopy = canSpliceCopy
+	}
+	return i.CanSpliceCopy
 }
 
 // Outbound is the metadata of an outbound connection.
 type Outbound struct {
 	// Target address of the outbound connection.
-	Target      net.Destination
-	RouteTarget net.Destination
+	OriginalTarget net.Destination
+	Target         net.Destination
+	RouteTarget    net.Destination
 	// Gateway address
 	Gateway net.Address
+	// Name of the outbound proxy that handles the connection.
+	Name string
+	// Conn is actually internet.Connection. May be nil. It is currently nil for outbound with proxySettings 
+	Conn net.Conn
 }
 
 // SniffingRequest controls the behavior of content sniffing.

common/singbridge/destination.go

@@ -18,19 +18,25 @@ func ToNetwork(network string) net.Network {
 }
 
 func ToDestination(socksaddr M.Socksaddr, network net.Network) net.Destination {
+	// IsFqdn() implicitly checks if the domain name is valid
 	if socksaddr.IsFqdn() {
 		return net.Destination{
 			Network: network,
 			Address: net.DomainAddress(socksaddr.Fqdn),
 			Port:    net.Port(socksaddr.Port),
 		}
-	} else {
+	}
+
+	// IsIP() implicitly checks if the IP address is valid
+	if socksaddr.IsIP() {
 		return net.Destination{
 			Network: network,
 			Address: net.IPAddress(socksaddr.Addr.AsSlice()),
 			Port:    net.Port(socksaddr.Port),
 		}
 	}
+
+	return net.Destination{}
 }
 
 func ToSocksaddr(destination net.Destination) M.Socksaddr {

common/singbridge/dialer.go

@@ -43,7 +43,7 @@ func NewOutboundDialer(outbound proxy.Outbound, dialer internet.Dialer) *XrayOut
 }
 
 func (d *XrayOutboundDialer) DialContext(ctx context.Context, network string, destination M.Socksaddr) (net.Conn, error) {
-	ctx = session.ContextWithOutbound(context.Background(), &session.Outbound{
+	ctx = session.ContextWithOutbound(ctx, &session.Outbound{
 		Target: ToDestination(destination, ToNetwork(network)),
 	})
 	opts := []pipe.Option{pipe.WithSizeLimit(64 * 1024)}

common/strmatcher/ac_automaton_matcher.go

@@ -225,7 +225,11 @@ func (ac *ACAutomaton) Match(s string) bool {
 	// 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-- {
-		idx := char2Index[s[i]]
+		chr := int(s[i])
+		if chr >= len(char2Index) {
+			return false
+		}
+		idx := char2Index[chr]
 		fullMatch = fullMatch && ac.trie[node][idx].edgeType
 		node = ac.trie[node][idx].nextNode
 		switch ac.exists[node].matchType {

common/strmatcher/strmatcher_test.go

@@ -217,6 +217,10 @@ func TestACAutomaton(t *testing.T) {
 				pattern: "vvgoogle.com",
 				res:     true,
 			},
+			{
+				pattern: "½",
+				res:     false,
+			},
 		}
 		for _, test := range cases2Output {
 			if m := ac.Match(test.pattern); m != test.res {
@@ -224,7 +228,6 @@ func TestACAutomaton(t *testing.T) {
 			}
 		}
 	}
-
 	{
 		cases3Input := []struct {
 			pattern string

common/xudp/errors.generated.go

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

common/xudp/xudp.go

@@ -6,11 +6,13 @@ import (
 	"encoding/base64"
 	"fmt"
 	"io"
-	"os"
+	"strconv"
 	"strings"
+	"time"
 
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/session"
 	"lukechampine.com/blake3"
@@ -28,22 +30,20 @@ var (
 	BaseKey []byte
 )
 
-const (
-	EnvShow    = "XRAY_XUDP_SHOW"
-	EnvBaseKey = "XRAY_XUDP_BASEKEY"
-)
-
 func init() {
-	if strings.ToLower(os.Getenv(EnvShow)) == "true" {
+	if strings.ToLower(platform.NewEnvFlag(platform.XUDPLog).GetValue(func() string { return "" })) == "true" {
 		Show = true
 	}
-	if raw, found := os.LookupEnv(EnvBaseKey); found {
-		if BaseKey, _ = base64.RawURLEncoding.DecodeString(raw); len(BaseKey) == 32 {
-			return
-		}
-		panic(EnvBaseKey + ": invalid value: " + raw)
-	}
 	rand.Read(BaseKey)
+	go func() {
+		time.Sleep(100 * time.Millisecond) // this is not nice, but need to give some time for Android to setup ENV 
+		if raw := platform.NewEnvFlag(platform.XUDPBaseKey).GetValue(func() string { return "" }); raw != "" {
+			if BaseKey, _ = base64.RawURLEncoding.DecodeString(raw); len(BaseKey) == 32 {
+				return
+			}
+			panic(platform.XUDPBaseKey + ": invalid value (BaseKey must be 32 bytes): " + raw + " len " + strconv.Itoa(len(BaseKey)))
+		}
+	}()
 }
 
 func GetGlobalID(ctx context.Context) (globalID [8]byte) {
@@ -56,7 +56,7 @@ func GetGlobalID(ctx context.Context) (globalID [8]byte) {
 		h.Write([]byte(inbound.Source.String()))
 		copy(globalID[:], h.Sum(nil))
 		if Show {
-			fmt.Printf("XUDP inbound.Source.String(): %v\tglobalID: %v\n", inbound.Source.String(), globalID)
+			newError(fmt.Sprintf("XUDP inbound.Source.String(): %v\tglobalID: %v\n", inbound.Source.String(), globalID)).WriteToLog(session.ExportIDToError(ctx))
 		}
 	}
 	return

core/config.go

@@ -2,13 +2,14 @@ package core
 
 import (
 	"io"
+	"slices"
 	"strings"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/cmdarg"
 	"github.com/xtls/xray-core/main/confloader"
+	"google.golang.org/protobuf/proto"
 )
 
 // ConfigFormat is a configurable format of Xray config file.
@@ -24,10 +25,14 @@ type ConfigLoader func(input interface{}) (*Config, error)
 // ConfigBuilder is a builder to build core.Config from filenames and formats
 type ConfigBuilder func(files []string, formats []string) (*Config, error)
 
+// ConfigMerger merge multiple json configs into on config
+type ConfigsMerger func(files []string, formats []string) (string, error)
+
 var (
 	configLoaderByName    = make(map[string]*ConfigFormat)
 	configLoaderByExt     = make(map[string]*ConfigFormat)
 	ConfigBuilderForFiles ConfigBuilder
+	ConfigMergedFormFiles ConfigsMerger
 )
 
 // RegisterConfigLoader add a new ConfigLoader.
@@ -49,6 +54,20 @@ func RegisterConfigLoader(format *ConfigFormat) error {
 	return nil
 }
 
+func GetMergedConfig(args cmdarg.Arg) (string, error) {
+	files := make([]string, 0)
+	formats := make([]string, 0)
+	supported := []string{"json", "yaml", "toml"}
+	for _, file := range args {
+		format := getFormat(file)
+		if slices.Contains(supported, format) {
+			files = append(files, file)
+			formats = append(formats, format)
+		}
+	}
+	return ConfigMergedFormFiles(files, formats)
+}
+
 func GetFormatByExtension(ext string) string {
 	switch strings.ToLower(ext) {
 	case "pb", "protobuf":
@@ -57,7 +76,7 @@ func GetFormatByExtension(ext string) string {
 		return "yaml"
 	case "toml":
 		return "toml"
-	case "json":
+	case "json", "jsonc":
 		return "json"
 	default:
 		return ""

core/config.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.30.0
+// 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
 // source: core/config.proto
 

core/core.go

@@ -21,7 +21,7 @@ import (
 var (
 	Version_x byte = 1
 	Version_y byte = 8
-	Version_z byte = 3
+	Version_z byte = 7
 )
 
 var (

core/functions_test.go

@@ -7,7 +7,6 @@ import (
 	"testing"
 	"time"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/google/go-cmp/cmp"
 	"github.com/xtls/xray-core/app/dispatcher"
 	"github.com/xtls/xray-core/app/proxyman"
@@ -18,6 +17,7 @@ import (
 	"github.com/xtls/xray-core/proxy/freedom"
 	"github.com/xtls/xray-core/testing/servers/tcp"
 	"github.com/xtls/xray-core/testing/servers/udp"
+	"google.golang.org/protobuf/proto"
 )
 
 func xor(b []byte) []byte {

core/xray.go

@@ -2,11 +2,11 @@ package core
 
 import (
 	"context"
-	"os"
 	"reflect"
 	"sync"
 
 	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/features"
 	"github.com/xtls/xray-core/features/dns"
@@ -181,7 +181,8 @@ func NewWithContext(ctx context.Context, config *Config) (*Instance, error) {
 }
 
 func initInstanceWithConfig(config *Config, server *Instance) (bool, error) {
-	server.ctx = context.WithValue(server.ctx, "cone", os.Getenv("XRAY_CONE_DISABLED") != "true")
+	server.ctx = context.WithValue(server.ctx, "cone", 
+		platform.NewEnvFlag(platform.UseCone).GetValue(func() string { return "" }) != "true")
 
 	if config.Transport != nil {
 		features.PrintDeprecatedFeatureWarning("global transport settings")

core/xray_test.go

@@ -3,7 +3,6 @@ package core_test
 import (
 	"testing"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/app/dispatcher"
 	"github.com/xtls/xray-core/app/proxyman"
 	"github.com/xtls/xray-core/common"
@@ -19,6 +18,7 @@ import (
 	"github.com/xtls/xray-core/proxy/vmess"
 	"github.com/xtls/xray-core/proxy/vmess/outbound"
 	"github.com/xtls/xray-core/testing/servers/tcp"
+	"google.golang.org/protobuf/proto"
 )
 
 func TestXrayDependency(t *testing.T) {

features/extension/observatory.go

@@ -3,8 +3,8 @@ package extension
 import (
 	"context"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/features"
+	"google.golang.org/protobuf/proto"
 )
 
 type Observatory interface {

features/policy/policy.go

@@ -83,12 +83,8 @@ func ManagerType() interface{} {
 var defaultBufferSize int32
 
 func init() {
-	const key = "xray.ray.buffer.size"
 	const defaultValue = -17
-	size := platform.EnvFlag{
-		Name:    key,
-		AltName: platform.NormalizeEnvName(key),
-	}.GetValueAsInt(defaultValue)
+	size := platform.NewEnvFlag(platform.BufferSize).GetValueAsInt(defaultValue)
 
 	switch size {
 	case 0:

go.mod

@@ -1,59 +1,62 @@
 module github.com/xtls/xray-core
 
-go 1.20
+go 1.21.4
 
 require (
 	github.com/ghodss/yaml v1.0.1-0.20220118164431-d8423dcdf344
 	github.com/golang/mock v1.6.0
-	github.com/golang/protobuf v1.5.3
-	github.com/google/go-cmp v0.5.9
-	github.com/gorilla/websocket v1.5.0
-	github.com/miekg/dns v1.1.54
+	github.com/google/go-cmp v0.6.0
+	github.com/gorilla/websocket v1.5.1
+	github.com/miekg/dns v1.1.57
 	github.com/pelletier/go-toml v1.9.5
 	github.com/pires/go-proxyproto v0.7.0
-	github.com/quic-go/quic-go v0.35.1
-	github.com/refraction-networking/utls v1.3.2
-	github.com/sagernet/sing v0.2.5
-	github.com/sagernet/sing-shadowsocks v0.2.2
-	github.com/sagernet/wireguard-go v0.0.0-20221116151939-c99467f53f2c
+	github.com/quic-go/quic-go v0.40.1
+	github.com/refraction-networking/utls v1.6.0
+	github.com/sagernet/sing v0.3.0
+	github.com/sagernet/sing-shadowsocks v0.2.6
 	github.com/seiflotfy/cuckoofilter v0.0.0-20220411075957-e3b120b3f5fb
 	github.com/stretchr/testify v1.8.4
 	github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e
-	github.com/xtls/reality v0.0.0-20230613075828-e07c3b04b983
-	golang.org/x/crypto v0.10.0
-	golang.org/x/net v0.11.0
-	golang.org/x/sync v0.3.0
-	golang.org/x/sys v0.9.0
-	google.golang.org/grpc v1.56.0
-	google.golang.org/protobuf v1.30.0
-	gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c
+	github.com/vishvananda/netlink v1.2.1-beta.2.0.20230316163032-ced5aaba43e3
+	github.com/xtls/reality v0.0.0-20231112171332-de1173cf2b19
+	go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
+	golang.org/x/crypto v0.17.0
+	golang.org/x/net v0.19.0
+	golang.org/x/sync v0.6.0
+	golang.org/x/sys v0.16.0
+	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173
+	google.golang.org/grpc v1.60.1
+	google.golang.org/protobuf v1.32.0
+	gvisor.dev/gvisor v0.0.0-20231104011432-48a6d7d5bd0b
 	h12.io/socks v1.0.3
 	lukechampine.com/blake3 v1.2.1
 )
 
 require (
-	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/andybalholm/brotli v1.0.6 // indirect
+	github.com/cloudflare/circl v1.3.7 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgryski/go-metro v0.0.0-20211217172704-adc40b04c140 // indirect
 	github.com/francoispqt/gojay v1.2.13 // indirect
-	github.com/gaukas/godicttls v0.0.3 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/btree v1.1.2 // indirect
-	github.com/google/pprof v0.0.0-20230602150820-91b7bce49751 // indirect
-	github.com/klauspost/compress v1.16.6 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.5 // indirect
-	github.com/onsi/ginkgo/v2 v2.11.0 // indirect
+	github.com/google/pprof v0.0.0-20231229205709-960ae82b1e42 // indirect
+	github.com/klauspost/compress v1.17.4 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.6 // indirect
+	github.com/onsi/ginkgo/v2 v2.13.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.3.2 // indirect
-	github.com/quic-go/qtls-go1-20 v0.2.2 // indirect
+	github.com/quic-go/qtls-go1-20 v0.4.1 // indirect
 	github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 // indirect
-	go.uber.org/atomic v1.11.0 // indirect
-	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1 // indirect
-	golang.org/x/mod v0.11.0 // indirect
-	golang.org/x/text v0.10.0 // indirect
-	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.10.0 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc // indirect
+	github.com/vishvananda/netns v0.0.4 // indirect
+	go.uber.org/mock v0.4.0 // indirect
+	golang.org/x/exp v0.0.0-20240103183307-be819d1f06fc // indirect
+	golang.org/x/mod v0.14.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	golang.org/x/time v0.5.0 // indirect
+	golang.org/x/tools v0.16.1 // indirect
+	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -8,13 +8,15 @@ dmitri.shuralyov.com/service/change v0.0.0-20181023043359-a85b471d5412/go.mod h1
 dmitri.shuralyov.com/state v0.0.0-20180228185332-28bcc343414c/go.mod h1:0PRwlb0D6DFvNNtx+9ybjezNCa8XF0xaYcETyp6rHWU=
 git.apache.org/thrift.git v0.0.0-20180902110319-2566ecd5d999/go.mod h1:fPE2ZNJGynbRyZ4dJvy6G277gSllfV2HJqblrnkyeyg=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
-github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/andybalholm/brotli v1.0.6 h1:Yf9fFpf49Zrxb9NlQaluyE92/+X7UVHlhMNJN2sxfOI=
+github.com/andybalholm/brotli v1.0.6/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/buger/jsonparser v0.0.0-20181115193947-bf1c66bbce23/go.mod h1:bbYlZJ7hK1yFx9hf58LP0zeX7UjIGs20ufpu3evjr+s=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/cloudflare/circl v1.3.7 h1:qlCDlTPz2n9fu58M0Nh1J/JzcFpfgkFHHX3O35r5vcU=
+github.com/cloudflare/circl v1.3.7/go.mod h1:sRTcRWXGLrKw6yIGJ+l7amYJFfAXbZG0kBSc8r4zxgA=
 github.com/coreos/go-systemd v0.0.0-20181012123002-c6f51f82210d/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -27,14 +29,13 @@ github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI
 github.com/francoispqt/gojay v1.2.13 h1:d2m3sFjloqoIUQU3TsHBgj6qg/BVGlTBeHDUmyJnXKk=
 github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
-github.com/gaukas/godicttls v0.0.3 h1:YNDIf0d9adcxOijiLrEzpfZGAkNwLRzPaG6OjU7EITk=
-github.com/gaukas/godicttls v0.0.3/go.mod h1:l6EenT4TLWgTdwslVb4sEMOCf7Bv0JAK67deKr9/NCI=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/ghodss/yaml v1.0.1-0.20220118164431-d8423dcdf344 h1:Arcl6UOIS/kgO2nW3A65HN+7CMjSDP/gofXL4CZt1V4=
 github.com/ghodss/yaml v1.0.1-0.20220118164431-d8423dcdf344/go.mod h1:GIjDIg/heH5DOkXY3YJ/wNhfHsQHoXGjl8G8amsYQ1I=
 github.com/gliderlabs/ssh v0.1.1/go.mod h1:U7qILu1NlMHj9FlMhZLlkCdDnU1DBEAqr0aevW3Awn0=
 github.com/go-errors/errors v1.0.1/go.mod h1:f4zRHt4oKfwPJE5k8C9vpYG+aDHdBFUsgrm6/TyX73Q=
-github.com/go-logr/logr v1.2.4 h1:g01GSCwiDw2xSZfjJ2/T9M+S6pFdcNtFYsp+Y43HYDQ=
+github.com/go-logr/logr v1.3.0 h1:2y3SDp0ZXuc6/cjLSZ+Q3ir+QB9T/iG5yYRXqsagWSY=
+github.com/go-logr/logr v1.3.0/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
@@ -54,19 +55,19 @@ github.com/google/btree v1.1.2 h1:xf4v41cLI2Z6FxbKm+8Bu+m8ifhj15JuZ9sa0jZCMUU=
 github.com/google/btree v1.1.2/go.mod h1:qOPhT0dTNdNzV6Z/lhRX0YXUafgPLFUh+gZMl761Gm4=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
-github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
-github.com/google/pprof v0.0.0-20230602150820-91b7bce49751 h1:hR7/MlvK23p6+lIw9SN1TigNLn9ZnF3W4SYRKq2gAHs=
-github.com/google/pprof v0.0.0-20230602150820-91b7bce49751/go.mod h1:Jh3hGz2jkYak8qXPD19ryItVnUgpgeqzdkY/D0EaeuA=
+github.com/google/pprof v0.0.0-20231229205709-960ae82b1e42 h1:dHLYa5D8/Ta0aLR2XcPsrkpAgGeFs6thhMcQK0oQ0n8=
+github.com/google/pprof v0.0.0-20231229205709-960ae82b1e42/go.mod h1:czg5+yv1E0ZGTi6S6vVK1mke0fV+FaUhNGcd6VRS9Ik=
 github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY=
 github.com/googleapis/gax-go/v2 v2.0.3/go.mod h1:LLvjysVCY1JZeum8Z6l8qUty8fiNwE08qbEPm1M08qg=
 github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
-github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA=
 github.com/grpc-ecosystem/grpc-gateway v1.5.0/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw=
 github.com/h12w/go-socks5 v0.0.0-20200522160539-76189e178364 h1:5XxdakFhqd9dnXoAZy1Mb2R/DZ6D1e+0bGC/JhucGYI=
@@ -75,10 +76,10 @@ github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/klauspost/compress v1.16.6 h1:91SKEy4K37vkp255cJ8QesJhjyRO0hn9i9G0GoUwLsk=
-github.com/klauspost/compress v1.16.6/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
-github.com/klauspost/cpuid/v2 v2.2.5 h1:0E5MSMDEoAulmXNFquVs//DdoomxaoTY1kUhbc/qbZg=
-github.com/klauspost/cpuid/v2 v2.2.5/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
+github.com/klauspost/compress v1.17.4 h1:Ej5ixsIri7BrIjBkRZLTo6ghwrEtHFk7ijlczPW4fZ4=
+github.com/klauspost/compress v1.17.4/go.mod h1:/dCuZOvVtNoHsyb+cuJD3itjs3NbnF6KH9zAO4BDxPM=
+github.com/klauspost/cpuid/v2 v2.2.6 h1:ndNyv040zDGIDh8thGkXYjnFtiN02M1PVVF+JE/48xc=
+github.com/klauspost/cpuid/v2 v2.2.6/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
@@ -89,15 +90,16 @@ github.com/lunixbochs/vtclean v1.0.0/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm
 github.com/mailru/easyjson v0.0.0-20190312143242-1de009706dbe/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00vh2OMYv+xgHpAMF4=
-github.com/miekg/dns v1.1.54 h1:5jon9mWcb0sFJGpnI99tOMhCPyJ+RPVz5b63MQG0VWI=
-github.com/miekg/dns v1.1.54/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
+github.com/miekg/dns v1.1.57 h1:Jzi7ApEIzwEPLHWRcafCN9LZSBbqQpxjt/wpgvg7wcM=
+github.com/miekg/dns v1.1.57/go.mod h1:uqRjCRUuEAA6qsOiJvDd+CFo/vW+y5WR6SNmHE55hZk=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
 github.com/neelance/astrewrite v0.0.0-20160511093645-99348263ae86/go.mod h1:kHJEU3ofeGjhHklVoIGuVj85JJwZ6kWPaJwCIxgnFmo=
 github.com/neelance/sourcemap v0.0.0-20151028013722-8c68805598ab/go.mod h1:Qr6/a/Q4r9LP1IltGz7tA7iOK1WonHEYhu1HRBA7ZiM=
-github.com/onsi/ginkgo/v2 v2.11.0 h1:WgqUCUt/lT6yXoQ8Wef0fsNn5cAuMK7+KT9UFRz2tcU=
-github.com/onsi/ginkgo/v2 v2.11.0/go.mod h1:ZhrRA5XmEE3x3rhlzamx/JJvujdZoJ2uvgI7kR0iZvM=
-github.com/onsi/gomega v1.27.8 h1:gegWiwZjBsf2DgiSbf5hpokZ98JVDMcWkUiigk6/KXc=
+github.com/onsi/ginkgo/v2 v2.13.2 h1:Bi2gGVkfn6gQcjNjZJVO8Gf0FHzMPf2phUei9tejVMs=
+github.com/onsi/ginkgo/v2 v2.13.2/go.mod h1:XStQ8QcGwLyF4HdfcZB8SFOS/MWCgDuXMSBe6zrvLgM=
+github.com/onsi/gomega v1.29.0 h1:KIA/t2t5UBzoirT4H9tsML45GEbo3ouUnBHsCfD2tVg=
+github.com/onsi/gomega v1.29.0/go.mod h1:9sxs+SwGrKI0+PWe4Fxa9tFQQBG5xSsSbMXOI8PPpoQ=
 github.com/openzipkin/zipkin-go v0.1.1/go.mod h1:NtoC/o8u3JlF1lSlyPNswIbeQH9bJTmOf0Erfk+hxe8=
 github.com/pelletier/go-toml v1.9.5 h1:4yBQzkHv+7BHq2PQUZF3Mx0IYxG7LsP222s7Agd3ve8=
 github.com/pelletier/go-toml v1.9.5/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
@@ -112,23 +114,19 @@ github.com/prometheus/client_golang v0.8.0/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXP
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/common v0.0.0-20180801064454-c7de2306084e/go.mod h1:daVV7qP5qjZbuso7PdcryaAu0sAZbrN9i7WWcTMWvro=
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@@ -166,29 +164,36 @@ github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e h1:5QefA066A1tF
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-golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
-golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
+golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20181030000716-a0a13e073c7b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -244,12 +251,16 @@ golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGm
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.10.0 h1:tvDr/iQoUqNdohiYm0LmmKcBk+q86lb9EprIUFhHHGg=
-golang.org/x/tools v0.10.0/go.mod h1:UJwyiVBsOA2uwvK/e5OY3GTpDUJriEd+/YlqAwLPmyM=
+golang.org/x/tools v0.16.1 h1:TLyB3WofjdOEepBHAU20JdNC1Zbg87elYofWYAY5oZA=
+golang.org/x/tools v0.16.1/go.mod h1:kYVVN6I1mBNoB1OX+noeBjbRk4IUEPa7JJ+TJMEooJ0=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 h1:B82qJJgjvYKsXS9jeunTOisW56dUokqW/FOteYJJ/yg=
+golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2/go.mod h1:deeaetjYA+DHMHg+sMSMI58GrEteJUUzzw7en6TJQcI=
+golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173 h1:/jFs0duh4rdb8uIfPMv78iAJGcPKDeqAFnaLBropIC4=
+golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173/go.mod h1:tkCQ4FQXmpAgYVh++1cq16/dH4QJtmvpRv19DWGAHSA=
 google.golang.org/api v0.0.0-20180910000450-7ca32eb868bf/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.0.0-20181030000543-1d582fd0359e/go.mod h1:4mhQ8q/RsB7i+udVvVy5NUi08OU8ZlA0gRVgrF7VFY0=
 google.golang.org/api v0.1.0/go.mod h1:UGEZY7KEX120AnNLIHFMKIo4obdJhkp2tPbaPlQx13Y=
@@ -262,20 +273,21 @@ google.golang.org/genproto v0.0.0-20180831171423-11092d34479b/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20181029155118-b69ba1387ce2/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20181202183823-bd91e49a0898/go.mod h1:7Ep/1NZk928CDR8SjdVbjWNpdIf6nzjE3BTgJDr2Atg=
 google.golang.org/genproto v0.0.0-20190306203927-b5d61aea6440/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc h1:XSJ8Vk1SWuNr8S18z1NZSziL0CPIXLCCMDOEFtHBOFc=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20230530153820-e85fd2cbaebc/go.mod h1:66JfowdXAEgad5O9NnYcsNPLCPZJD++2L9X0PCMODrA=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917 h1:6G8oQ016D88m1xAKljMlBOOGWDZkes4kMhgGFlf8WcQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240102182953-50ed04b92917/go.mod h1:xtjpI3tXFPP051KaWnhvxkiubL/6dJ18vLVf7q2pTOU=
 google.golang.org/grpc v1.14.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
 google.golang.org/grpc v1.16.0/go.mod h1:0JHn/cJsOMiMfNA9+DeHDlAU7KAAB5GDlYFpa9MZMio=
 google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.56.0 h1:+y7Bs8rtMd07LeXmL3NxcTLn7mUkbKZqEpPhMNkwJEE=
-google.golang.org/grpc v1.56.0/go.mod h1:I9bI3vqKfayGqPUAwGdOSu7kt6oIJLixfffKrpXqQ9s=
+google.golang.org/grpc v1.60.1 h1:26+wFr+cNqSGFcOXcabYC0lUVJVRa2Sb2ortSK7VrEU=
+google.golang.org/grpc v1.60.1/go.mod h1:OlCHIeLYqSSsLi6i49B5QGdzaMZK9+M7LXN2FKz4eGM=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
+google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -286,8 +298,8 @@ gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c h1:m5lcgWnL3OElQNVyp3qcncItJ2c0sQlSGjYK2+nJTA4=
-gvisor.dev/gvisor v0.0.0-20220901235040-6ca97ef2ce1c/go.mod h1:TIvkJD0sxe8pIob3p6T8IzxXunlp6yfgktvTNp+DGNM=
+gvisor.dev/gvisor v0.0.0-20231104011432-48a6d7d5bd0b h1:yqkg3pTifuKukuWanp8spDsL4irJkHF5WI0J47hU87o=
+gvisor.dev/gvisor v0.0.0-20231104011432-48a6d7d5bd0b/go.mod h1:10sU+Uh5KKNv1+2x2A0Gvzt8FjD3ASIhorV3YsauXhk=
 h12.io/socks v1.0.3 h1:Ka3qaQewws4j4/eDQnOdpr4wXsC//dXtWvftlIcCQUo=
 h12.io/socks v1.0.3/go.mod h1:AIhxy1jOId/XCz9BO+EIgNL2rQiPTBNnOfnVnQ+3Eck=
 honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

infra/conf/blackhole.go

@@ -3,9 +3,9 @@ package conf
 import (
 	"encoding/json"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/proxy/blackhole"
+	"google.golang.org/protobuf/proto"
 )
 
 type NoneResponse struct{}

infra/conf/buildable.go

@@ -1,6 +1,6 @@
 package conf
 
-import "github.com/golang/protobuf/proto"
+import "google.golang.org/protobuf/proto"
 
 type Buildable interface {
 	Build() (proto.Message, error)

infra/conf/common.go

@@ -2,10 +2,10 @@ package conf
 
 import (
 	"encoding/json"
-	"os"
 	"strings"
 
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/protocol"
 )
 
@@ -46,7 +46,7 @@ func (v *Address) UnmarshalJSON(data []byte) error {
 		return newError("invalid address: ", string(data)).Base(err)
 	}
 	if strings.HasPrefix(rawStr, "env:") {
-		rawStr = os.Getenv(rawStr[4:])
+		rawStr = platform.NewEnvFlag(rawStr[4:]).GetValue(func() string { return "" })
 	}
 	v.Address = net.ParseAddress(rawStr)
 
@@ -118,7 +118,7 @@ func parseIntPort(data []byte) (net.Port, error) {
 
 func parseStringPort(s string) (net.Port, net.Port, error) {
 	if strings.HasPrefix(s, "env:") {
-		s = os.Getenv(s[4:])
+		s = platform.NewEnvFlag(s[4:]).GetValue(func() string { return "" })
 	}
 
 	pair := strings.SplitN(s, "-", 2)

infra/conf/dns.go

@@ -11,12 +11,13 @@ import (
 )
 
 type NameServerConfig struct {
-	Address      *Address
-	ClientIP     *Address
-	Port         uint16
-	SkipFallback bool
-	Domains      []string
-	ExpectIPs    StringList
+	Address       *Address
+	ClientIP      *Address
+	Port          uint16
+	SkipFallback  bool
+	Domains       []string
+	ExpectIPs     StringList
+	QueryStrategy string
 }
 
 func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
@@ -27,12 +28,13 @@ func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
 	}
 
 	var advanced struct {
-		Address      *Address   `json:"address"`
-		ClientIP     *Address   `json:"clientIp"`
-		Port         uint16     `json:"port"`
-		SkipFallback bool       `json:"skipFallback"`
-		Domains      []string   `json:"domains"`
-		ExpectIPs    StringList `json:"expectIps"`
+		Address       *Address   `json:"address"`
+		ClientIP      *Address   `json:"clientIp"`
+		Port          uint16     `json:"port"`
+		SkipFallback  bool       `json:"skipFallback"`
+		Domains       []string   `json:"domains"`
+		ExpectIPs     StringList `json:"expectIps"`
+		QueryStrategy string     `json:"queryStrategy"`
 	}
 	if err := json.Unmarshal(data, &advanced); err == nil {
 		c.Address = advanced.Address
@@ -41,6 +43,7 @@ func (c *NameServerConfig) UnmarshalJSON(data []byte) error {
 		c.SkipFallback = advanced.SkipFallback
 		c.Domains = advanced.Domains
 		c.ExpectIPs = advanced.ExpectIPs
+		c.QueryStrategy = advanced.QueryStrategy
 		return nil
 	}
 
@@ -112,6 +115,7 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {
 		PrioritizedDomain: domains,
 		Geoip:             geoipList,
 		OriginalRules:     originalRules,
+		QueryStrategy:     resolveQueryStrategy(c.QueryStrategy),
 	}, nil
 }
 
@@ -311,6 +315,7 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 		DisableCache:           c.DisableCache,
 		DisableFallback:        c.DisableFallback,
 		DisableFallbackIfMatch: c.DisableFallbackIfMatch,
+		QueryStrategy:          resolveQueryStrategy(c.QueryStrategy),
 	}
 
 	if c.ClientIP != nil {
@@ -320,16 +325,6 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 		config.ClientIp = []byte(c.ClientIP.IP())
 	}
 
-	config.QueryStrategy = dns.QueryStrategy_USE_IP
-	switch strings.ToLower(c.QueryStrategy) {
-	case "useip", "use_ip", "use-ip":
-		config.QueryStrategy = dns.QueryStrategy_USE_IP
-	case "useip4", "useipv4", "use_ip4", "use_ipv4", "use_ip_v4", "use-ip4", "use-ipv4", "use-ip-v4":
-		config.QueryStrategy = dns.QueryStrategy_USE_IP4
-	case "useip6", "useipv6", "use_ip6", "use_ipv6", "use_ip_v6", "use-ip6", "use-ipv6", "use-ip-v6":
-		config.QueryStrategy = dns.QueryStrategy_USE_IP6
-	}
-
 	for _, server := range c.Servers {
 		ns, err := server.Build()
 		if err != nil {
@@ -348,3 +343,16 @@ func (c *DNSConfig) Build() (*dns.Config, error) {
 
 	return config, nil
 }
+
+func resolveQueryStrategy(queryStrategy string) dns.QueryStrategy {
+	switch strings.ToLower(queryStrategy) {
+	case "useip", "use_ip", "use-ip":
+		return dns.QueryStrategy_USE_IP
+	case "useip4", "useipv4", "use_ip4", "use_ipv4", "use_ip_v4", "use-ip4", "use-ipv4", "use-ip-v4":
+		return dns.QueryStrategy_USE_IP4
+	case "useip6", "useipv6", "use_ip6", "use_ipv6", "use_ip_v6", "use-ip6", "use-ipv6", "use-ip-v6":
+		return dns.QueryStrategy_USE_IP6
+	default:
+		return dns.QueryStrategy_USE_IP
+	}
+}

infra/conf/dns_proxy.go

@@ -1,9 +1,9 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/proxy/dns"
+	"google.golang.org/protobuf/proto"
 )
 
 type DNSOutboundConfig struct {

infra/conf/dns_proxy_test.go

@@ -27,6 +27,7 @@ func TestDnsProxyConfig(t *testing.T) {
 					Address: net.NewIPOrDomain(net.IPAddress([]byte{8, 8, 8, 8})),
 					Port:    53,
 				},
+				Non_IPQuery: "drop",
 			},
 		},
 	})

infra/conf/dns_test.go

@@ -6,7 +6,6 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/app/dns"
 	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common"
@@ -14,6 +13,7 @@ import (
 	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/platform/filesystem"
 	. "github.com/xtls/xray-core/infra/conf"
+	"google.golang.org/protobuf/proto"
 )
 
 func init() {

infra/conf/dokodemo.go

@@ -1,8 +1,8 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/proxy/dokodemo"
+	"google.golang.org/protobuf/proto"
 )
 
 type DokodemoConfig struct {

infra/conf/freedom.go

@@ -5,10 +5,10 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/golang/protobuf/proto"
 	v2net "github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/proxy/freedom"
+	"google.golang.org/protobuf/proto"
 )
 
 type FreedomConfig struct {
@@ -28,102 +28,117 @@ type Fragment struct {
 // Build implements Buildable
 func (c *FreedomConfig) Build() (proto.Message, error) {
 	config := new(freedom.Config)
-	config.DomainStrategy = freedom.Config_AS_IS
 	switch strings.ToLower(c.DomainStrategy) {
-	case "useip", "use_ip", "use-ip":
+	case "asis", "":
+		config.DomainStrategy = freedom.Config_AS_IS
+	case "useip":
 		config.DomainStrategy = freedom.Config_USE_IP
-	case "useip4", "useipv4", "use_ip4", "use_ipv4", "use_ip_v4", "use-ip4", "use-ipv4", "use-ip-v4":
+	case "useipv4":
 		config.DomainStrategy = freedom.Config_USE_IP4
-	case "useip6", "useipv6", "use_ip6", "use_ipv6", "use_ip_v6", "use-ip6", "use-ipv6", "use-ip-v6":
+	case "useipv6":
 		config.DomainStrategy = freedom.Config_USE_IP6
+	case "useipv4v6":
+		config.DomainStrategy = freedom.Config_USE_IP46
+	case "useipv6v4":
+		config.DomainStrategy = freedom.Config_USE_IP64
+	case "forceip":
+		config.DomainStrategy = freedom.Config_FORCE_IP
+	case "forceipv4":
+		config.DomainStrategy = freedom.Config_FORCE_IP4
+	case "forceipv6":
+		config.DomainStrategy = freedom.Config_FORCE_IP6
+	case "forceipv4v6":
+		config.DomainStrategy = freedom.Config_FORCE_IP46
+	case "forceipv6v4":
+		config.DomainStrategy = freedom.Config_FORCE_IP64
+	default:
+		return nil, newError("unsupported domain strategy: ", c.DomainStrategy)
 	}
 
 	if c.Fragment != nil {
-		if len(c.Fragment.Interval) == 0 || len(c.Fragment.Length) == 0 {
-			return nil, newError("Invalid interval or length")
-		}
-		intervalMinMax := strings.Split(c.Fragment.Interval, "-")
-		var minInterval, maxInterval int64
+		config.Fragment = new(freedom.Fragment)
 		var err, err2 error
-		if len(intervalMinMax) == 2 {
-			minInterval, err = strconv.ParseInt(intervalMinMax[0], 10, 64)
-			maxInterval, err2 = strconv.ParseInt(intervalMinMax[1], 10, 64)
-		} else {
-			minInterval, err = strconv.ParseInt(intervalMinMax[0], 10, 64)
-			maxInterval = minInterval
-		}
-		if err != nil {
-			return nil, newError("Invalid minimum interval: ", err).Base(err)
-		}
-		if err2 != nil {
-			return nil, newError("Invalid maximum interval: ", err2).Base(err2)
-		}
-
-		lengthMinMax := strings.Split(c.Fragment.Length, "-")
-		var minLength, maxLength int64
-		if len(lengthMinMax) == 2 {
-			minLength, err = strconv.ParseInt(lengthMinMax[0], 10, 64)
-			maxLength, err2 = strconv.ParseInt(lengthMinMax[1], 10, 64)
-
-		} else {
-			minLength, err = strconv.ParseInt(lengthMinMax[0], 10, 64)
-			maxLength = minLength
-		}
-		if err != nil {
-			return nil, newError("Invalid minimum length: ", err).Base(err)
-		}
-		if err2 != nil {
-			return nil, newError("Invalid maximum length: ", err2).Base(err2)
-		}
-
-		if minInterval > maxInterval {
-			minInterval, maxInterval = maxInterval, minInterval
-		}
-		if minLength > maxLength {
-			minLength, maxLength = maxLength, minLength
-		}
-
-		config.Fragment = &freedom.Fragment{
-			MinInterval: int32(minInterval),
-			MaxInterval: int32(maxInterval),
-			MinLength:   int32(minLength),
-			MaxLength:   int32(maxLength),
-		}
 
 		switch strings.ToLower(c.Fragment.Packets) {
 		case "tlshello":
 			// TLS Hello Fragmentation (into multiple handshake messages)
-			config.Fragment.StartPacket = 0
-			config.Fragment.EndPacket = 1
+			config.Fragment.PacketsFrom = 0
+			config.Fragment.PacketsTo = 1
 		case "":
 			// TCP Segmentation (all packets)
-			config.Fragment.StartPacket = 0
-			config.Fragment.EndPacket = 0
+			config.Fragment.PacketsFrom = 0
+			config.Fragment.PacketsTo = 0
 		default:
 			// TCP Segmentation (range)
-			packetRange := strings.Split(c.Fragment.Packets, "-")
-			var startPacket, endPacket int64
-			if len(packetRange) == 2 {
-				startPacket, err = strconv.ParseInt(packetRange[0], 10, 64)
-				endPacket, err2 = strconv.ParseInt(packetRange[1], 10, 64)
+			packetsFromTo := strings.Split(c.Fragment.Packets, "-")
+			if len(packetsFromTo) == 2 {
+				config.Fragment.PacketsFrom, err = strconv.ParseUint(packetsFromTo[0], 10, 64)
+				config.Fragment.PacketsTo, err2 = strconv.ParseUint(packetsFromTo[1], 10, 64)
 			} else {
-				startPacket, err = strconv.ParseInt(packetRange[0], 10, 64)
-				endPacket = startPacket
+				config.Fragment.PacketsFrom, err = strconv.ParseUint(packetsFromTo[0], 10, 64)
+				config.Fragment.PacketsTo = config.Fragment.PacketsFrom
 			}
 			if err != nil {
-				return nil, newError("Invalid start packet: ", err).Base(err)
+				return nil, newError("Invalid PacketsFrom").Base(err)
 			}
 			if err2 != nil {
-				return nil, newError("Invalid end packet: ", err2).Base(err2)
+				return nil, newError("Invalid PacketsTo").Base(err2)
 			}
-			if startPacket > endPacket {
-				return nil, newError("Invalid packet range: ", c.Fragment.Packets)
+			if config.Fragment.PacketsFrom > config.Fragment.PacketsTo {
+				config.Fragment.PacketsFrom, config.Fragment.PacketsTo = config.Fragment.PacketsTo, config.Fragment.PacketsFrom
 			}
-			if startPacket < 1 {
-				return nil, newError("Cannot start from packet 0")
+			if config.Fragment.PacketsFrom == 0 {
+				return nil, newError("PacketsFrom can't be 0")
+			}
+		}
+
+		{
+			if c.Fragment.Length == "" {
+				return nil, newError("Length can't be empty")
+			}
+			lengthMinMax := strings.Split(c.Fragment.Length, "-")
+			if len(lengthMinMax) == 2 {
+				config.Fragment.LengthMin, err = strconv.ParseUint(lengthMinMax[0], 10, 64)
+				config.Fragment.LengthMax, err2 = strconv.ParseUint(lengthMinMax[1], 10, 64)
+			} else {
+				config.Fragment.LengthMin, err = strconv.ParseUint(lengthMinMax[0], 10, 64)
+				config.Fragment.LengthMax = config.Fragment.LengthMin
+			}
+			if err != nil {
+				return nil, newError("Invalid LengthMin").Base(err)
+			}
+			if err2 != nil {
+				return nil, newError("Invalid LengthMax").Base(err2)
+			}
+			if config.Fragment.LengthMin > config.Fragment.LengthMax {
+				config.Fragment.LengthMin, config.Fragment.LengthMax = config.Fragment.LengthMax, config.Fragment.LengthMin
+			}
+			if config.Fragment.LengthMin == 0 {
+				return nil, newError("LengthMin can't be 0")
+			}
+		}
+
+		{
+			if c.Fragment.Interval == "" {
+				return nil, newError("Interval can't be empty")
+			}
+			intervalMinMax := strings.Split(c.Fragment.Interval, "-")
+			if len(intervalMinMax) == 2 {
+				config.Fragment.IntervalMin, err = strconv.ParseUint(intervalMinMax[0], 10, 64)
+				config.Fragment.IntervalMax, err2 = strconv.ParseUint(intervalMinMax[1], 10, 64)
+			} else {
+				config.Fragment.IntervalMin, err = strconv.ParseUint(intervalMinMax[0], 10, 64)
+				config.Fragment.IntervalMax = config.Fragment.IntervalMin
+			}
+			if err != nil {
+				return nil, newError("Invalid IntervalMin").Base(err)
+			}
+			if err2 != nil {
+				return nil, newError("Invalid IntervalMax").Base(err2)
+			}
+			if config.Fragment.IntervalMin > config.Fragment.IntervalMax {
+				config.Fragment.IntervalMin, config.Fragment.IntervalMax = config.Fragment.IntervalMax, config.Fragment.IntervalMin
 			}
-			config.Fragment.StartPacket = int32(startPacket)
-			config.Fragment.EndPacket = int32(endPacket)
 		}
 	}
 

infra/conf/general_test.go

@@ -4,9 +4,9 @@ import (
 	"encoding/json"
 	"testing"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common"
 	. "github.com/xtls/xray-core/infra/conf"
+	"google.golang.org/protobuf/proto"
 )
 
 func loadJSON(creator func() Buildable) func(string) (proto.Message, error) {

infra/conf/grpc.go

@@ -1,8 +1,8 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/transport/internet/grpc"
+	"google.golang.org/protobuf/proto"
 )
 
 type GRPCConfig struct {

infra/conf/http.go

@@ -3,10 +3,10 @@ package conf
 import (
 	"encoding/json"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/proxy/http"
+	"google.golang.org/protobuf/proto"
 )
 
 type HTTPAccount struct {

infra/conf/loopback.go

@@ -1,8 +1,8 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/proxy/loopback"
+	"google.golang.org/protobuf/proto"
 )
 
 type LoopbackConfig struct {

infra/conf/observatory.go

@@ -1,9 +1,9 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/app/observatory"
 	"github.com/xtls/xray-core/infra/conf/cfgcommon/duration"
+	"google.golang.org/protobuf/proto"
 )
 
 type ObservatoryConfig struct {

infra/conf/reverse.go

@@ -1,8 +1,8 @@
 package conf
 
 import (
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/app/reverse"
+	"google.golang.org/protobuf/proto"
 )
 
 type BridgeConfig struct {

infra/conf/router.go

@@ -6,10 +6,10 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/platform/filesystem"
+	"google.golang.org/protobuf/proto"
 )
 
 type RouterRulesConfig struct {
@@ -43,6 +43,8 @@ func (r *BalancingRule) Build() (*router.BalancingRule, error) {
 		strategy = strategyRandom
 	case strategyLeastPing:
 		strategy = "leastPing"
+	case strategyRoundRobin:
+		strategy = "roundRobin"
 	default:
 		return nil, newError("unknown balancing strategy: " + r.Strategy.Type)
 	}
@@ -245,6 +247,23 @@ func loadSite(file, code string) ([]*router.Domain, error) {
 	return SiteCache[index].Domain, nil
 }
 
+func DecodeVarint(buf []byte) (x uint64, n int) {
+	for shift := uint(0); shift < 64; shift += 7 {
+		if n >= len(buf) {
+			return 0, 0
+		}
+		b := uint64(buf[n])
+		n++
+		x |= (b & 0x7F) << shift
+		if (b & 0x80) == 0 {
+			return x, n
+		}
+	}
+
+	// The number is too large to represent in a 64-bit value.
+	return 0, 0
+}
+
 func find(data, code []byte) []byte {
 	codeL := len(code)
 	if codeL == 0 {
@@ -255,7 +274,7 @@ func find(data, code []byte) []byte {
 		if dataL < 2 {
 			return nil
 		}
-		x, y := proto.DecodeVarint(data[1:])
+		x, y := DecodeVarint(data[1:])
 		if x == 0 && y == 0 {
 			return nil
 		}
@@ -619,7 +638,7 @@ func ParseRule(msg json.RawMessage) (*router.RoutingRule, error) {
 	if err != nil {
 		return nil, newError("invalid router rule").Base(err)
 	}
-	if strings.EqualFold(rawRule.Type, "field") {
+	if rawRule.Type == "" || strings.EqualFold(rawRule.Type, "field") {
 		fieldrule, err := parseFieldRule(msg)
 		if err != nil {
 			return nil, newError("invalid field rule").Base(err)

infra/conf/router_strategy.go

@@ -1,6 +1,7 @@
 package conf
 
 const (
-	strategyRandom    string = "random"
-	strategyLeastPing string = "leastping"
+	strategyRandom     string = "random"
+	strategyLeastPing  string = "leastping"
+	strategyRoundRobin string = "roundrobin"
 )