Merge pull request #36 from Sagit-chu/opencode/proud-cactus

feat: add Go backend compatibility service scaffold

.github/workflows/ci-build.yml

@@ -28,23 +28,25 @@ jobs:
         run: npm run build
 
   backend:
-    name: Build Backend
+    name: Build Go Backend
     runs-on: ubuntu-latest
     defaults:
       run:
-        working-directory: springboot-backend
+        working-directory: go-backend
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup Java 21
-        uses: actions/setup-java@v4
+      - name: Setup Go
+        uses: actions/setup-go@v5
         with:
-          java-version: '21'
-          distribution: 'temurin'
-          cache: 'maven'
+          go-version: '1.23'
+          cache-dependency-path: go-backend/go.sum
 
-      - name: Build with Maven
-        run: mvn clean package -DskipTests
+      - name: Download dependencies
+        run: go mod download
+
+      - name: Build
+        run: go build -v ./...
 
   agent:
     name: Build Agent

.github/workflows/docker-build.yml

@@ -165,8 +165,8 @@ jobs:
             -t ${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION} \
             ./vite-frontend
 
-  build-java:
-    name: Build & Push Spring Boot Backend
+  build-go-backend:
+    name: Build & Push Go Backend
     needs: check-version
     if: needs.check-version.outputs.should_build == 'true'
     runs-on: ubuntu-latest
@@ -176,22 +176,23 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up JDK and Maven
-        uses: actions/setup-java@v4
+      - name: Set up Go
+        uses: actions/setup-go@v5
         with:
-          java-version: 21
-          distribution: 'temurin'
+          go-version: '1.23'
 
-      - name: Cache Maven dependencies
+      - name: Cache Go dependencies
         uses: actions/cache@v4
         with:
-          path: ~/.m2
-          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
-          restore-keys: ${{ runner.os }}-m2
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: ${{ runner.os }}-go-backend-${{ hashFiles('go-backend/go.sum') }}
+          restore-keys: ${{ runner.os }}-go-backend-
 
-      - name: Build Java JAR
-        working-directory: ./springboot-backend
-        run: mvn clean package -DskipTests
+      - name: Download dependencies
+        working-directory: ./go-backend
+        run: go mod download
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -203,7 +204,7 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Build and push Java Docker images
+      - name: Build and push Go backend Docker images
         run: |
           VERSION="${{ needs.check-version.outputs.version }}"
           OWNER="${{ needs.check-version.outputs.image_owner }}"
@@ -211,13 +212,13 @@ jobs:
           docker buildx build \
             --platform linux/amd64,linux/arm64 \
             --push \
-            -t ${{ env.REGISTRY }}/${OWNER}/springboot-backend:latest \
-            -t ${{ env.REGISTRY }}/${OWNER}/springboot-backend:${VERSION} \
-            ./springboot-backend
+            -t ${{ env.REGISTRY }}/${OWNER}/go-backend:latest \
+            -t ${{ env.REGISTRY }}/${OWNER}/go-backend:${VERSION} \
+            ./go-backend
 
   create-release:
     name: Create Release (Tag Only)
-    needs: [check-version, build-gost, build-vite, build-java]
+    needs: [check-version, build-gost, build-vite, build-go-backend]
     if: needs.check-version.outputs.is_tag == 'true'
     runs-on: ubuntu-latest
     permissions:
@@ -252,10 +253,10 @@ jobs:
           cp docker-compose-v6.yml ./artifacts/docker-compose-v6.yml
 
           # 替换镜像地址为 GHCR
-          sed -i "s|bqlpfy/springboot-backend:[^[:space:]]*|${{ env.REGISTRY }}/${OWNER}/springboot-backend:${VERSION}|g" ./artifacts/docker-compose-v4.yml
-          sed -i "s|bqlpfy/vite-frontend:[^[:space:]]*|${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION}|g" ./artifacts/docker-compose-v4.yml
-          sed -i "s|bqlpfy/springboot-backend:[^[:space:]]*|${{ env.REGISTRY }}/${OWNER}/springboot-backend:${VERSION}|g" ./artifacts/docker-compose-v6.yml
-          sed -i "s|bqlpfy/vite-frontend:[^[:space:]]*|${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION}|g" ./artifacts/docker-compose-v6.yml
+          sed -i "s|image: .*go-backend:[^[:space:]]*|image: ${{ env.REGISTRY }}/${OWNER}/go-backend:${VERSION}|g" ./artifacts/docker-compose-v4.yml
+          sed -i "s|image: .*vite-frontend:[^[:space:]]*|image: ${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION}|g" ./artifacts/docker-compose-v4.yml
+          sed -i "s|image: .*go-backend:[^[:space:]]*|image: ${{ env.REGISTRY }}/${OWNER}/go-backend:${VERSION}|g" ./artifacts/docker-compose-v6.yml
+          sed -i "s|image: .*vite-frontend:[^[:space:]]*|image: ${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION}|g" ./artifacts/docker-compose-v6.yml
 
           # 复制并修改安装脚本
           cp install.sh ./artifacts/install.sh
@@ -294,7 +295,7 @@ jobs:
 
           \`\`\`bash
           # Backend
-          docker pull ${{ env.REGISTRY }}/${OWNER}/springboot-backend:${VERSION}
+          docker pull ${{ env.REGISTRY }}/${OWNER}/go-backend:${VERSION}
 
           # Frontend
           docker pull ${{ env.REGISTRY }}/${OWNER}/vite-frontend:${VERSION}

.gitignore

@@ -257,4 +257,7 @@ gitee/
 doraemon.jks
 device.id
 commit.sh
-sql/
+sql/
+!go-backend/internal/store/sqlite/sql/
+!go-backend/internal/store/sqlite/sql/schema.sql
+!go-backend/internal/store/sqlite/sql/data.sql

3x_base.go

@@ -0,0 +1,42 @@
+// Package controller provides HTTP request handlers and controllers for the 3x-ui web management panel.
+// It handles routing, authentication, and API endpoints for managing Xray inbounds, settings, and more.
+package controller
+
+import (
+	"net/http"
+
+	"github.com/mhsanaei/3x-ui/v2/logger"
+	"github.com/mhsanaei/3x-ui/v2/web/locale"
+	"github.com/mhsanaei/3x-ui/v2/web/session"
+
+	"github.com/gin-gonic/gin"
+)
+
+// BaseController provides common functionality for all controllers, including authentication checks.
+type BaseController struct{}
+
+// checkLogin is a middleware that verifies user authentication and handles unauthorized access.
+func (a *BaseController) checkLogin(c *gin.Context) {
+	if !session.IsLogin(c) {
+		if isAjax(c) {
+			pureJsonMsg(c, http.StatusUnauthorized, false, I18nWeb(c, "pages.login.loginAgain"))
+		} else {
+			c.Redirect(http.StatusTemporaryRedirect, c.GetString("base_path"))
+		}
+		c.Abort()
+	} else {
+		c.Next()
+	}
+}
+
+// I18nWeb retrieves an internationalized message for the web interface based on the current locale.
+func I18nWeb(c *gin.Context, name string, params ...string) string {
+	anyfunc, funcExists := c.Get("I18n")
+	if !funcExists {
+		logger.Warning("I18n function not exists in gin context!")
+		return ""
+	}
+	i18nFunc, _ := anyfunc.(func(i18nType locale.I18nType, key string, keyParams ...string) string)
+	msg := i18nFunc(locale.Web, name, params...)
+	return msg
+}

3x_inbound.go

@@ -0,0 +1,424 @@
+package controller
+
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+
+	"github.com/mhsanaei/3x-ui/v2/database/model"
+	"github.com/mhsanaei/3x-ui/v2/web/service"
+	"github.com/mhsanaei/3x-ui/v2/web/session"
+	"github.com/mhsanaei/3x-ui/v2/web/websocket"
+
+	"github.com/gin-gonic/gin"
+)
+
+// InboundController handles HTTP requests related to Xray inbounds management.
+type InboundController struct {
+	inboundService service.InboundService
+	xrayService    service.XrayService
+}
+
+// NewInboundController creates a new InboundController and sets up its routes.
+func NewInboundController(g *gin.RouterGroup) *InboundController {
+	a := &InboundController{}
+	a.initRouter(g)
+	return a
+}
+
+// initRouter initializes the routes for inbound-related operations.
+func (a *InboundController) initRouter(g *gin.RouterGroup) {
+
+	g.GET("/list", a.getInbounds)
+	g.GET("/get/:id", a.getInbound)
+	g.GET("/getClientTraffics/:email", a.getClientTraffics)
+	g.GET("/getClientTrafficsById/:id", a.getClientTrafficsById)
+
+	g.POST("/add", a.addInbound)
+	g.POST("/del/:id", a.delInbound)
+	g.POST("/update/:id", a.updateInbound)
+	g.POST("/clientIps/:email", a.getClientIps)
+	g.POST("/clearClientIps/:email", a.clearClientIps)
+	g.POST("/addClient", a.addInboundClient)
+	g.POST("/:id/delClient/:clientId", a.delInboundClient)
+	g.POST("/updateClient/:clientId", a.updateInboundClient)
+	g.POST("/:id/resetClientTraffic/:email", a.resetClientTraffic)
+	g.POST("/resetAllTraffics", a.resetAllTraffics)
+	g.POST("/resetAllClientTraffics/:id", a.resetAllClientTraffics)
+	g.POST("/delDepletedClients/:id", a.delDepletedClients)
+	g.POST("/import", a.importInbound)
+	g.POST("/onlines", a.onlines)
+	g.POST("/lastOnline", a.lastOnline)
+	g.POST("/updateClientTraffic/:email", a.updateClientTraffic)
+	g.POST("/:id/delClientByEmail/:email", a.delInboundClientByEmail)
+}
+
+// getInbounds retrieves the list of inbounds for the logged-in user.
+func (a *InboundController) getInbounds(c *gin.Context) {
+	user := session.GetLoginUser(c)
+	inbounds, err := a.inboundService.GetInbounds(user.Id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.obtain"), err)
+		return
+	}
+	jsonObj(c, inbounds, nil)
+}
+
+// getInbound retrieves a specific inbound by its ID.
+func (a *InboundController) getInbound(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "get"), err)
+		return
+	}
+	inbound, err := a.inboundService.GetInbound(id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.obtain"), err)
+		return
+	}
+	jsonObj(c, inbound, nil)
+}
+
+// getClientTraffics retrieves client traffic information by email.
+func (a *InboundController) getClientTraffics(c *gin.Context) {
+	email := c.Param("email")
+	clientTraffics, err := a.inboundService.GetClientTrafficByEmail(email)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.trafficGetError"), err)
+		return
+	}
+	jsonObj(c, clientTraffics, nil)
+}
+
+// getClientTrafficsById retrieves client traffic information by inbound ID.
+func (a *InboundController) getClientTrafficsById(c *gin.Context) {
+	id := c.Param("id")
+	clientTraffics, err := a.inboundService.GetClientTrafficByID(id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.trafficGetError"), err)
+		return
+	}
+	jsonObj(c, clientTraffics, nil)
+}
+
+// addInbound creates a new inbound configuration.
+func (a *InboundController) addInbound(c *gin.Context) {
+	inbound := &model.Inbound{}
+	err := c.ShouldBind(inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundCreateSuccess"), err)
+		return
+	}
+	user := session.GetLoginUser(c)
+	inbound.UserId = user.Id
+	if inbound.Listen == "" || inbound.Listen == "0.0.0.0" || inbound.Listen == "::" || inbound.Listen == "::0" {
+		inbound.Tag = fmt.Sprintf("inbound-%v", inbound.Port)
+	} else {
+		inbound.Tag = fmt.Sprintf("inbound-%v:%v", inbound.Listen, inbound.Port)
+	}
+
+	inbound, needRestart, err := a.inboundService.AddInbound(inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsgObj(c, I18nWeb(c, "pages.inbounds.toasts.inboundCreateSuccess"), inbound, nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+	// Broadcast inbounds update via WebSocket
+	inbounds, _ := a.inboundService.GetInbounds(user.Id)
+	websocket.BroadcastInbounds(inbounds)
+}
+
+// delInbound deletes an inbound configuration by its ID.
+func (a *InboundController) delInbound(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundDeleteSuccess"), err)
+		return
+	}
+	needRestart, err := a.inboundService.DelInbound(id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsgObj(c, I18nWeb(c, "pages.inbounds.toasts.inboundDeleteSuccess"), id, nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+	// Broadcast inbounds update via WebSocket
+	user := session.GetLoginUser(c)
+	inbounds, _ := a.inboundService.GetInbounds(user.Id)
+	websocket.BroadcastInbounds(inbounds)
+}
+
+// updateInbound updates an existing inbound configuration.
+func (a *InboundController) updateInbound(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+	inbound := &model.Inbound{
+		Id: id,
+	}
+	err = c.ShouldBind(inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+	inbound, needRestart, err := a.inboundService.UpdateInbound(inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsgObj(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), inbound, nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+	// Broadcast inbounds update via WebSocket
+	user := session.GetLoginUser(c)
+	inbounds, _ := a.inboundService.GetInbounds(user.Id)
+	websocket.BroadcastInbounds(inbounds)
+}
+
+// getClientIps retrieves the IP addresses associated with a client by email.
+func (a *InboundController) getClientIps(c *gin.Context) {
+	email := c.Param("email")
+
+	ips, err := a.inboundService.GetInboundClientIps(email)
+	if err != nil || ips == "" {
+		jsonObj(c, "No IP Record", nil)
+		return
+	}
+
+	jsonObj(c, ips, nil)
+}
+
+// clearClientIps clears the IP addresses for a client by email.
+func (a *InboundController) clearClientIps(c *gin.Context) {
+	email := c.Param("email")
+
+	err := a.inboundService.ClearClientIps(email)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.updateSuccess"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.logCleanSuccess"), nil)
+}
+
+// addInboundClient adds a new client to an existing inbound.
+func (a *InboundController) addInboundClient(c *gin.Context) {
+	data := &model.Inbound{}
+	err := c.ShouldBind(data)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+
+	needRestart, err := a.inboundService.AddInboundClient(data)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundClientAddSuccess"), nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}
+
+// delInboundClient deletes a client from an inbound by inbound ID and client ID.
+func (a *InboundController) delInboundClient(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+	clientId := c.Param("clientId")
+
+	needRestart, err := a.inboundService.DelInboundClient(id, clientId)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundClientDeleteSuccess"), nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}
+
+// updateInboundClient updates a client's configuration in an inbound.
+func (a *InboundController) updateInboundClient(c *gin.Context) {
+	clientId := c.Param("clientId")
+
+	inbound := &model.Inbound{}
+	err := c.ShouldBind(inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+
+	needRestart, err := a.inboundService.UpdateInboundClient(inbound, clientId)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundClientUpdateSuccess"), nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}
+
+// resetClientTraffic resets the traffic counter for a specific client in an inbound.
+func (a *InboundController) resetClientTraffic(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+	email := c.Param("email")
+
+	needRestart, err := a.inboundService.ResetClientTraffic(id, email)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.resetInboundClientTrafficSuccess"), nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}
+
+// resetAllTraffics resets all traffic counters across all inbounds.
+func (a *InboundController) resetAllTraffics(c *gin.Context) {
+	err := a.inboundService.ResetAllTraffics()
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	} else {
+		a.xrayService.SetToNeedRestart()
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.resetAllTrafficSuccess"), nil)
+}
+
+// resetAllClientTraffics resets traffic counters for all clients in a specific inbound.
+func (a *InboundController) resetAllClientTraffics(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+
+	err = a.inboundService.ResetAllClientTraffics(id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	} else {
+		a.xrayService.SetToNeedRestart()
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.resetAllClientTrafficSuccess"), nil)
+}
+
+// importInbound imports an inbound configuration from provided data.
+func (a *InboundController) importInbound(c *gin.Context) {
+	inbound := &model.Inbound{}
+	err := json.Unmarshal([]byte(c.PostForm("data")), inbound)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	user := session.GetLoginUser(c)
+	inbound.Id = 0
+	inbound.UserId = user.Id
+	if inbound.Listen == "" || inbound.Listen == "0.0.0.0" || inbound.Listen == "::" || inbound.Listen == "::0" {
+		inbound.Tag = fmt.Sprintf("inbound-%v", inbound.Port)
+	} else {
+		inbound.Tag = fmt.Sprintf("inbound-%v:%v", inbound.Listen, inbound.Port)
+	}
+
+	for index := range inbound.ClientStats {
+		inbound.ClientStats[index].Id = 0
+		inbound.ClientStats[index].Enable = true
+	}
+
+	needRestart := false
+	inbound, needRestart, err = a.inboundService.AddInbound(inbound)
+	jsonMsgObj(c, I18nWeb(c, "pages.inbounds.toasts.inboundCreateSuccess"), inbound, err)
+	if err == nil && needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}
+
+// delDepletedClients deletes clients in an inbound who have exhausted their traffic limits.
+func (a *InboundController) delDepletedClients(c *gin.Context) {
+	id, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+	err = a.inboundService.DelDepletedClients(id)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.delDepletedClientsSuccess"), nil)
+}
+
+// onlines retrieves the list of currently online clients.
+func (a *InboundController) onlines(c *gin.Context) {
+	jsonObj(c, a.inboundService.GetOnlineClients(), nil)
+}
+
+// lastOnline retrieves the last online timestamps for clients.
+func (a *InboundController) lastOnline(c *gin.Context) {
+	data, err := a.inboundService.GetClientsLastOnline()
+	jsonObj(c, data, err)
+}
+
+// updateClientTraffic updates the traffic statistics for a client by email.
+func (a *InboundController) updateClientTraffic(c *gin.Context) {
+	email := c.Param("email")
+
+	// Define the request structure for traffic update
+	type TrafficUpdateRequest struct {
+		Upload   int64 `json:"upload"`
+		Download int64 `json:"download"`
+	}
+
+	var request TrafficUpdateRequest
+	err := c.ShouldBindJSON(&request)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundUpdateSuccess"), err)
+		return
+	}
+
+	err = a.inboundService.UpdateClientTrafficByEmail(email, request.Upload, request.Download)
+	if err != nil {
+		jsonMsg(c, I18nWeb(c, "somethingWentWrong"), err)
+		return
+	}
+
+	jsonMsg(c, I18nWeb(c, "pages.inbounds.toasts.inboundClientUpdateSuccess"), nil)
+}
+
+// delInboundClientByEmail deletes a client from an inbound by email address.
+func (a *InboundController) delInboundClientByEmail(c *gin.Context) {
+	inboundId, err := strconv.Atoi(c.Param("id"))
+	if err != nil {
+		jsonMsg(c, "Invalid inbound ID", err)
+		return
+	}
+
+	email := c.Param("email")
+	needRestart, err := a.inboundService.DelInboundClientByEmail(inboundId, email)
+	if err != nil {
+		jsonMsg(c, "Failed to delete client by email", err)
+		return
+	}
+
+	jsonMsg(c, "Client deleted successfully", nil)
+	if needRestart {
+		a.xrayService.SetToNeedRestart()
+	}
+}

3x_xui.go

@@ -0,0 +1,54 @@
+package controller
+
+import (
+	"github.com/gin-gonic/gin"
+)
+
+// XUIController is the main controller for the X-UI panel, managing sub-controllers.
+type XUIController struct {
+	BaseController
+
+	settingController     *SettingController
+	xraySettingController *XraySettingController
+}
+
+// NewXUIController creates a new XUIController and initializes its routes.
+func NewXUIController(g *gin.RouterGroup) *XUIController {
+	a := &XUIController{}
+	a.initRouter(g)
+	return a
+}
+
+// initRouter sets up the main panel routes and initializes sub-controllers.
+func (a *XUIController) initRouter(g *gin.RouterGroup) {
+	g = g.Group("/panel")
+	g.Use(a.checkLogin)
+
+	g.GET("/", a.index)
+	g.GET("/inbounds", a.inbounds)
+	g.GET("/settings", a.settings)
+	g.GET("/xray", a.xraySettings)
+
+	a.settingController = NewSettingController(g)
+	a.xraySettingController = NewXraySettingController(g)
+}
+
+// index renders the main panel index page.
+func (a *XUIController) index(c *gin.Context) {
+	html(c, "index.html", "pages.index.title", nil)
+}
+
+// inbounds renders the inbounds management page.
+func (a *XUIController) inbounds(c *gin.Context) {
+	html(c, "inbounds.html", "pages.inbounds.title", nil)
+}
+
+// settings renders the settings management page.
+func (a *XUIController) settings(c *gin.Context) {
+	html(c, "settings.html", "pages.settings.title", nil)
+}
+
+// xraySettings renders the Xray settings page.
+func (a *XUIController) xraySettings(c *gin.Context) {
+	html(c, "xray.html", "pages.xray.title", nil)
+}

docker-compose-v4.yml

@@ -1,7 +1,7 @@
 services:
   backend:
-    image: ghcr.io/sagit-chu/springboot-backend:${FLUX_VERSION:-latest}
-    container_name: springboot-backend
+    image: ghcr.io/sagit-chu/go-backend:${FLUX_VERSION:-latest}
+    container_name: go-backend
     restart: unless-stopped
     logging:
       driver: json-file
@@ -11,7 +11,7 @@ services:
       DB_PATH: /app/data/gost.db
       JWT_SECRET: ${JWT_SECRET}
       LOG_DIR: /app/logs
-      JAVA_OPTS: "-Xms256m -Xmx512m -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Shanghai"
+      SERVER_ADDR: :6365
     ports:
       - "${BACKEND_PORT}:6365"
     volumes:
@@ -26,7 +26,7 @@ services:
       interval: 30s
       timeout: 10s
       retries: 5
-      start_period: 60s
+      start_period: 30s
 
   frontend:
     image: ghcr.io/sagit-chu/vite-frontend:${FLUX_VERSION:-latest}

docker-compose-v6.yml

@@ -1,7 +1,7 @@
 services:
   backend:
-    image: ghcr.io/sagit-chu/springboot-backend:${FLUX_VERSION:-latest}
-    container_name: springboot-backend
+    image: ghcr.io/sagit-chu/go-backend:${FLUX_VERSION:-latest}
+    container_name: go-backend
     restart: unless-stopped
     logging:
       driver: json-file
@@ -11,7 +11,7 @@ services:
       DB_PATH: /app/data/gost.db
       JWT_SECRET: ${JWT_SECRET}
       LOG_DIR: /app/logs
-      JAVA_OPTS: "-Xms256m -Xmx512m -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Shanghai"
+      SERVER_ADDR: :6365
     ports:
       - "${BACKEND_PORT}:6365"
     volumes:
@@ -26,7 +26,7 @@ services:
       interval: 30s
       timeout: 10s
       retries: 5
-      start_period: 60s
+      start_period: 30s
 
   frontend:
     image: ghcr.io/sagit-chu/vite-frontend:${FLUX_VERSION:-latest}

go-backend/Dockerfile

@@ -0,0 +1,17 @@
+FROM golang:1.23-bookworm AS builder
+WORKDIR /src
+
+COPY go.mod ./
+RUN go mod download
+
+COPY . .
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /out/paneld ./cmd/paneld
+
+FROM debian:bookworm-slim
+WORKDIR /app
+RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/*
+COPY --from=builder /out/paneld /app/paneld
+
+ENV SERVER_ADDR=:6365
+EXPOSE 6365
+ENTRYPOINT ["/app/paneld"]

go-backend/Makefile

@@ -0,0 +1,12 @@
+GO ?= go
+
+.PHONY: test build run
+
+test:
+	$(GO) test ./...
+
+build:
+	$(GO) build ./cmd/paneld
+
+run:
+	SERVER_ADDR=:6365 $(GO) run ./cmd/paneld

go-backend/cmd/paneld/main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"context"
+	"errors"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"go-backend/internal/app"
+	"go-backend/internal/config"
+)
+
+func main() {
+	cfg := config.FromEnv()
+	if cfg.JWTSecret == "" {
+		log.Println("warning: JWT_SECRET is empty")
+	}
+	log.Printf("starting go-backend on %s (db=%s)", cfg.Addr, cfg.DBPath)
+
+	a, err := app.New(cfg)
+	if err != nil {
+		log.Fatalf("failed to create app: %v", err)
+	}
+
+	errCh := make(chan error, 1)
+	go func() {
+		errCh <- a.Run()
+	}()
+
+	sigCh := make(chan os.Signal, 1)
+	signal.Notify(sigCh, syscall.SIGINT, syscall.SIGTERM)
+
+	select {
+	case sig := <-sigCh:
+		log.Printf("received signal %s, shutting down", sig)
+	case runErr := <-errCh:
+		if runErr != nil && !errors.Is(runErr, http.ErrServerClosed) {
+			log.Fatalf("server stopped unexpectedly: %v", runErr)
+		}
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	if err := a.Shutdown(ctx); err != nil {
+		log.Fatalf("shutdown failed: %v", err)
+	}
+}

go-backend/go.mod

@@ -0,0 +1,23 @@
+module go-backend
+
+go 1.23.0
+
+toolchain go1.24.4
+
+require (
+	github.com/gorilla/websocket v1.5.3
+	modernc.org/sqlite v1.37.1
+)
+
+require (
+	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/ncruces/go-strftime v0.1.9 // indirect
+	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0 // indirect
+	golang.org/x/sys v0.33.0 // indirect
+	modernc.org/libc v1.65.7 // indirect
+	modernc.org/mathutil v1.7.1 // indirect
+	modernc.org/memory v1.11.0 // indirect
+)

go-backend/go.sum

@@ -0,0 +1,49 @@
+github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
+github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
+github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
+golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0 h1:R84qjqJb5nVJMxqWYb3np9L5ZsaDtB+a39EqjV0JSUM=
+golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0/go.mod h1:S9Xr4PYopiDyqSyp5NjCrhFrqg6A5zA2E/iPHPhqnS8=
+golang.org/x/mod v0.24.0 h1:ZfthKaKaT4NrhGVZHO1/WDTwGES4De8KtWO0SIbNJMU=
+golang.org/x/mod v0.24.0/go.mod h1:IXM97Txy2VM4PJ3gI61r1YEk/gAj6zAHN3AdZt6S9Ww=
+golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
+golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc=
+golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI=
+modernc.org/cc/v4 v4.26.1 h1:+X5NtzVBn0KgsBCBe+xkDC7twLb/jNVj9FPgiwSQO3s=
+modernc.org/cc/v4 v4.26.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
+modernc.org/ccgo/v4 v4.28.0 h1:rjznn6WWehKq7dG4JtLRKxb52Ecv8OUGah8+Z/SfpNU=
+modernc.org/ccgo/v4 v4.28.0/go.mod h1:JygV3+9AV6SmPhDasu4JgquwU81XAKLd3OKTUDNOiKE=
+modernc.org/fileutil v1.3.1 h1:8vq5fe7jdtEvoCf3Zf9Nm0Q05sH6kGx0Op2CPx1wTC8=
+modernc.org/fileutil v1.3.1/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
+modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
+modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
+modernc.org/libc v1.65.7 h1:Ia9Z4yzZtWNtUIuiPuQ7Qf7kxYrxP1/jeHZzG8bFu00=
+modernc.org/libc v1.65.7/go.mod h1:011EQibzzio/VX3ygj1qGFt5kMjP0lHb0qCW5/D/pQU=
+modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
+modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
+modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
+modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
+modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=
+modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
+modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
+modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
+modernc.org/sqlite v1.37.1 h1:EgHJK/FPoqC+q2YBXg7fUmES37pCHFc97sI7zSayBEs=
+modernc.org/sqlite v1.37.1/go.mod h1:XwdRtsE1MpiBcL54+MbKcaDvcuej+IYSMfLN6gSKV8g=
+modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
+modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
+modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
+modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=

go-backend/internal/app/app.go

@@ -0,0 +1,60 @@
+package app
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"time"
+
+	"go-backend/internal/config"
+	httpserver "go-backend/internal/http"
+	"go-backend/internal/http/handler"
+	"go-backend/internal/store/sqlite"
+)
+
+type App struct {
+	cfg    config.Config
+	server *http.Server
+	repo   *sqlite.Repository
+	h      *handler.Handler
+}
+
+func New(cfg config.Config) (*App, error) {
+	repo, err := sqlite.Open(cfg.DBPath)
+	if err != nil {
+		return nil, fmt.Errorf("open sqlite: %w", err)
+	}
+
+	h := handler.New(repo, cfg.JWTSecret)
+	router := httpserver.NewRouter(h, cfg.JWTSecret)
+
+	s := &http.Server{
+		Addr:              cfg.Addr,
+		Handler:           router,
+		ReadTimeout:       30 * time.Second,
+		ReadHeaderTimeout: 5 * time.Second,
+		WriteTimeout:      30 * time.Second,
+		IdleTimeout:       60 * time.Second,
+	}
+
+	return &App{cfg: cfg, server: s, repo: repo, h: h}, nil
+}
+
+func (a *App) Run() error {
+	if a.h != nil {
+		a.h.StartBackgroundJobs()
+	}
+	return a.server.ListenAndServe()
+}
+
+func (a *App) Shutdown(ctx context.Context) error {
+	if a.h != nil {
+		a.h.StopBackgroundJobs()
+	}
+	shutdownErr := a.server.Shutdown(ctx)
+	closeErr := a.repo.Close()
+	if shutdownErr != nil {
+		return shutdownErr
+	}
+	return closeErr
+}

go-backend/internal/auth/jwt.go

@@ -0,0 +1,121 @@
+package auth
+
+import (
+	"crypto/hmac"
+	"crypto/sha256"
+	"encoding/base64"
+	"encoding/json"
+	"errors"
+	"strconv"
+	"time"
+)
+
+const (
+	algorithm  = "HmacSHA256"
+	expireTime = 90 * 24 * time.Hour
+)
+
+type Claims struct {
+	Sub    string `json:"sub"`
+	Iat    int64  `json:"iat"`
+	Exp    int64  `json:"exp"`
+	User   string `json:"user"`
+	Name   string `json:"name"`
+	RoleID int    `json:"role_id"`
+}
+
+type tokenHeader struct {
+	Alg string `json:"alg"`
+	Typ string `json:"typ"`
+}
+
+func GenerateToken(userID int64, username string, roleID int, secret string) (string, error) {
+	now := time.Now()
+	header := tokenHeader{Alg: algorithm, Typ: "JWT"}
+	claims := Claims{
+		Sub:    strconv.FormatInt(userID, 10),
+		Iat:    now.Unix(),
+		Exp:    now.Add(expireTime).Unix(),
+		User:   username,
+		Name:   username,
+		RoleID: roleID,
+	}
+
+	headerPart, err := encodeJSON(header)
+	if err != nil {
+		return "", err
+	}
+	payloadPart, err := encodeJSON(claims)
+	if err != nil {
+		return "", err
+	}
+	sig := sign(headerPart+"."+payloadPart, secret)
+
+	return headerPart + "." + payloadPart + "." + sig, nil
+}
+
+func ValidateToken(token, secret string) (Claims, bool) {
+	claims, err := ParseClaims(token, secret)
+	if err != nil {
+		return Claims{}, false
+	}
+	return claims, true
+}
+
+func ParseClaims(token, secret string) (Claims, error) {
+	parts := splitToken(token)
+	if len(parts) != 3 {
+		return Claims{}, errors.New("invalid token")
+	}
+
+	signedContent := parts[0] + "." + parts[1]
+	expected := sign(signedContent, secret)
+	if !hmac.Equal([]byte(expected), []byte(parts[2])) {
+		return Claims{}, errors.New("invalid signature")
+	}
+
+	payloadBytes, err := base64.RawURLEncoding.DecodeString(parts[1])
+	if err != nil {
+		return Claims{}, err
+	}
+
+	var claims Claims
+	if err := json.Unmarshal(payloadBytes, &claims); err != nil {
+		return Claims{}, err
+	}
+
+	if claims.Exp <= time.Now().Unix() {
+		return Claims{}, errors.New("token expired")
+	}
+
+	return claims, nil
+}
+
+func splitToken(token string) []string {
+	parts := make([]string, 0, 3)
+	current := ""
+	for i := 0; i < len(token); i++ {
+		if token[i] == '.' {
+			parts = append(parts, current)
+			current = ""
+			continue
+		}
+		current += string(token[i])
+	}
+	parts = append(parts, current)
+	return parts
+}
+
+func encodeJSON(v interface{}) (string, error) {
+	raw, err := json.Marshal(v)
+	if err != nil {
+		return "", err
+	}
+	return base64.RawURLEncoding.EncodeToString(raw), nil
+}
+
+func sign(content, secret string) string {
+	h := hmac.New(sha256.New, []byte(secret))
+	h.Write([]byte(content))
+	return base64.RawURLEncoding.EncodeToString(h.Sum(nil))
+}

go-backend/internal/config/config.go

@@ -0,0 +1,28 @@
+package config
+
+import "os"
+
+type Config struct {
+	Addr      string
+	DBPath    string
+	JWTSecret string
+	LogDir    string
+}
+
+func FromEnv() Config {
+	cfg := Config{
+		Addr:      getEnv("SERVER_ADDR", ":6365"),
+		DBPath:    getEnv("DB_PATH", "/app/data/gost.db"),
+		JWTSecret: getEnv("JWT_SECRET", ""),
+		LogDir:    getEnv("LOG_DIR", "/app/logs"),
+	}
+
+	return cfg
+}
+
+func getEnv(key, fallback string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return fallback
+}

go-backend/internal/http/handler/captcha_state.go

@@ -0,0 +1,67 @@
+package handler
+
+import "time"
+
+const captchaTokenTTL = 5 * time.Minute
+
+func (h *Handler) storeCaptchaToken(token string) {
+	if h == nil {
+		return
+	}
+	token = normalizeCaptchaToken(token)
+	if token == "" {
+		return
+	}
+
+	h.captchaMu.Lock()
+	defer h.captchaMu.Unlock()
+
+	now := time.Now().UnixMilli()
+	h.pruneExpiredCaptchaTokensLocked(now)
+	h.captchaTokens[token] = now + int64(captchaTokenTTL/time.Millisecond)
+}
+
+func (h *Handler) consumeCaptchaToken(token string) bool {
+	if h == nil {
+		return false
+	}
+	token = normalizeCaptchaToken(token)
+	if token == "" {
+		return false
+	}
+
+	h.captchaMu.Lock()
+	defer h.captchaMu.Unlock()
+
+	now := time.Now().UnixMilli()
+	h.pruneExpiredCaptchaTokensLocked(now)
+	expiresAt, ok := h.captchaTokens[token]
+	if !ok || expiresAt <= now {
+		delete(h.captchaTokens, token)
+		return false
+	}
+	delete(h.captchaTokens, token)
+	return true
+}
+
+func (h *Handler) pruneExpiredCaptchaTokensLocked(now int64) {
+	for token, expiresAt := range h.captchaTokens {
+		if expiresAt <= now {
+			delete(h.captchaTokens, token)
+		}
+	}
+}
+
+func normalizeCaptchaToken(token string) string {
+	return trimToken(token)
+}
+
+func trimToken(token string) string {
+	for len(token) > 0 && (token[0] == ' ' || token[0] == '\t' || token[0] == '\n' || token[0] == '\r') {
+		token = token[1:]
+	}
+	for len(token) > 0 && (token[len(token)-1] == ' ' || token[len(token)-1] == '\t' || token[len(token)-1] == '\n' || token[len(token)-1] == '\r') {
+		token = token[:len(token)-1]
+	}
+	return token
+}

go-backend/internal/http/handler/control_plane.go

@@ -0,0 +1,967 @@
+package handler
+
+import (
+	"database/sql"
+	"errors"
+	"fmt"
+	"net"
+	"net/http"
+	"sort"
+	"strconv"
+	"strings"
+	"time"
+
+	"go-backend/internal/ws"
+)
+
+var errForwardNotFound = errors.New("forward not found")
+
+type forwardRecord struct {
+	ID         int64
+	UserID     int64
+	UserName   string
+	Name       string
+	TunnelID   int64
+	RemoteAddr string
+	Strategy   string
+	Status     int
+}
+
+type tunnelRecord struct {
+	ID           int64
+	Type         int
+	Status       int
+	Flow         int64
+	TrafficRatio float64
+}
+
+type forwardPortRecord struct {
+	NodeID int64
+	Port   int
+}
+
+type nodeRecord struct {
+	ID            int64
+	Name          string
+	ServerIP      string
+	ServerIPv4    string
+	ServerIPv6    string
+	Status        int
+	PortRange     string
+	TCPListenAddr string
+	UDPListenAddr string
+	InterfaceName string
+}
+
+type chainNodeRecord struct {
+	ChainType int
+	Inx       int64
+	NodeID    int64
+	Port      int
+	NodeName  string
+}
+
+type diagnosisTarget struct {
+	Address string
+	IP      string
+	Port    int
+}
+
+func (h *Handler) resolveForwardAccess(r *http.Request, forwardID int64) (*forwardRecord, int64, int, error) {
+	userID, roleID, err := userRoleFromRequest(r)
+	if err != nil {
+		return nil, 0, 0, err
+	}
+	forward, err := h.ensureForwardAccessByActor(userID, roleID, forwardID)
+	if err != nil {
+		return nil, userID, roleID, err
+	}
+	return forward, userID, roleID, nil
+}
+
+func (h *Handler) ensureForwardAccessByActor(actorUserID int64, actorRole int, forwardID int64) (*forwardRecord, error) {
+	forward, err := h.getForwardRecord(forwardID)
+	if err != nil {
+		return nil, err
+	}
+	if actorRole != 0 && forward.UserID != actorUserID {
+		return nil, errForwardNotFound
+	}
+	return forward, nil
+}
+
+func (h *Handler) ensureTunnelPermission(userID int64, roleID int, tunnelID int64) error {
+	if roleID == 0 {
+		return nil
+	}
+	var count int
+	err := h.repo.DB().QueryRow(`SELECT COUNT(1) FROM user_tunnel WHERE user_id = ? AND tunnel_id = ? AND status = 1`, userID, tunnelID).Scan(&count)
+	if err != nil {
+		return err
+	}
+	if count <= 0 {
+		return errors.New("你没有该隧道的权限")
+	}
+	return nil
+}
+
+func (h *Handler) getForwardRecord(forwardID int64) (*forwardRecord, error) {
+	row := h.repo.DB().QueryRow(`
+		SELECT id, user_id, user_name, name, tunnel_id, remote_addr, strategy, status
+		FROM forward WHERE id = ? LIMIT 1
+	`, forwardID)
+	var fr forwardRecord
+	err := row.Scan(&fr.ID, &fr.UserID, &fr.UserName, &fr.Name, &fr.TunnelID, &fr.RemoteAddr, &fr.Strategy, &fr.Status)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, errForwardNotFound
+		}
+		return nil, err
+	}
+	if strings.TrimSpace(fr.Strategy) == "" {
+		fr.Strategy = "fifo"
+	}
+	return &fr, nil
+}
+
+func (h *Handler) getTunnelRecord(tunnelID int64) (*tunnelRecord, error) {
+	row := h.repo.DB().QueryRow(`SELECT id, type, status, flow, traffic_ratio FROM tunnel WHERE id = ? LIMIT 1`, tunnelID)
+	var tr tunnelRecord
+	err := row.Scan(&tr.ID, &tr.Type, &tr.Status, &tr.Flow, &tr.TrafficRatio)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, errors.New("隧道不存在")
+		}
+		return nil, err
+	}
+	if tr.Flow <= 0 {
+		tr.Flow = 1
+	}
+	if tr.TrafficRatio <= 0 {
+		tr.TrafficRatio = 1
+	}
+	return &tr, nil
+}
+
+func (h *Handler) listForwardsByTunnel(tunnelID int64) ([]forwardRecord, error) {
+	rows, err := h.repo.DB().Query(`
+		SELECT id, user_id, user_name, name, tunnel_id, remote_addr, strategy, status
+		FROM forward
+		WHERE tunnel_id = ?
+		ORDER BY id ASC
+	`, tunnelID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	result := make([]forwardRecord, 0)
+	for rows.Next() {
+		var fr forwardRecord
+		if err := rows.Scan(&fr.ID, &fr.UserID, &fr.UserName, &fr.Name, &fr.TunnelID, &fr.RemoteAddr, &fr.Strategy, &fr.Status); err != nil {
+			return nil, err
+		}
+		if strings.TrimSpace(fr.Strategy) == "" {
+			fr.Strategy = "fifo"
+		}
+		result = append(result, fr)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func (h *Handler) listForwardPorts(forwardID int64) ([]forwardPortRecord, error) {
+	rows, err := h.repo.DB().Query(`SELECT node_id, port FROM forward_port WHERE forward_id = ? ORDER BY id ASC`, forwardID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	result := make([]forwardPortRecord, 0)
+	for rows.Next() {
+		var item forwardPortRecord
+		if err := rows.Scan(&item.NodeID, &item.Port); err != nil {
+			return nil, err
+		}
+		result = append(result, item)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func (h *Handler) getNodeRecord(nodeID int64) (*nodeRecord, error) {
+	row := h.repo.DB().QueryRow(`
+		SELECT id, name, server_ip, server_ip_v4, server_ip_v6, status, port, tcp_listen_addr, udp_listen_addr, interface_name
+		FROM node
+		WHERE id = ?
+		LIMIT 1
+	`, nodeID)
+	var n nodeRecord
+	var serverIPv4 sql.NullString
+	var serverIPv6 sql.NullString
+	var portRange sql.NullString
+	var tcpListen sql.NullString
+	var udpListen sql.NullString
+	var iface sql.NullString
+	err := row.Scan(&n.ID, &n.Name, &n.ServerIP, &serverIPv4, &serverIPv6, &n.Status, &portRange, &tcpListen, &udpListen, &iface)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, errors.New("节点不存在")
+		}
+		return nil, err
+	}
+	n.ServerIPv4 = strings.TrimSpace(serverIPv4.String)
+	n.ServerIPv6 = strings.TrimSpace(serverIPv6.String)
+	n.PortRange = strings.TrimSpace(portRange.String)
+	n.TCPListenAddr = strings.TrimSpace(tcpListen.String)
+	n.UDPListenAddr = strings.TrimSpace(udpListen.String)
+	n.InterfaceName = strings.TrimSpace(iface.String)
+	if n.TCPListenAddr == "" {
+		n.TCPListenAddr = "[::]"
+	}
+	if n.UDPListenAddr == "" {
+		n.UDPListenAddr = "[::]"
+	}
+	if strings.TrimSpace(n.Name) == "" {
+		n.Name = fmt.Sprintf("node_%d", n.ID)
+	}
+	return &n, nil
+}
+
+func (h *Handler) resolveUserTunnelAndLimiter(userID, tunnelID int64) (int64, *int, error) {
+	row := h.repo.DB().QueryRow(`
+		SELECT ut.id, sl.speed
+		FROM user_tunnel ut
+		LEFT JOIN speed_limit sl ON sl.id = ut.speed_id
+		WHERE ut.user_id = ? AND ut.tunnel_id = ?
+		LIMIT 1
+	`, userID, tunnelID)
+	var userTunnelID int64
+	var speed sql.NullInt64
+	err := row.Scan(&userTunnelID, &speed)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return 0, nil, nil
+		}
+		return 0, nil, err
+	}
+	if !speed.Valid || speed.Int64 <= 0 {
+		return userTunnelID, nil, nil
+	}
+	v := int(speed.Int64)
+	return userTunnelID, &v, nil
+}
+
+func (h *Handler) syncForwardServices(forward *forwardRecord, method string, allowFallbackAdd bool) error {
+	if h == nil || forward == nil {
+		return errors.New("invalid forward sync context")
+	}
+
+	tunnel, err := h.getTunnelRecord(forward.TunnelID)
+	if err != nil {
+		return err
+	}
+	ports, err := h.listForwardPorts(forward.ID)
+	if err != nil {
+		return err
+	}
+	if len(ports) == 0 {
+		return errors.New("转发入口端口不存在")
+	}
+
+	userTunnelID, limiter, err := h.resolveUserTunnelAndLimiter(forward.UserID, forward.TunnelID)
+	if err != nil {
+		return err
+	}
+	serviceBase := buildForwardServiceBase(forward.ID, forward.UserID, userTunnelID)
+
+	for _, fp := range ports {
+		node, err := h.getNodeRecord(fp.NodeID)
+		if err != nil {
+			return err
+		}
+		services := buildForwardServiceConfigs(serviceBase, forward, tunnel, node, fp.Port, limiter)
+		_, err = h.sendNodeCommand(node.ID, method, services, true, false)
+		if err != nil && allowFallbackAdd && method == "UpdateService" {
+			_, err = h.sendNodeCommand(node.ID, "AddService", services, true, false)
+		}
+		if err != nil {
+			return fmt.Errorf("节点 %s 下发失败: %w", node.Name, err)
+		}
+	}
+	return nil
+}
+
+func (h *Handler) controlForwardServices(forward *forwardRecord, commandType string, tolerateNotFound bool) error {
+	if h == nil || forward == nil {
+		return errors.New("invalid forward control context")
+	}
+	ports, err := h.listForwardPorts(forward.ID)
+	if err != nil {
+		return err
+	}
+	if len(ports) == 0 {
+		return nil
+	}
+	userTunnelID, _, err := h.resolveUserTunnelAndLimiter(forward.UserID, forward.TunnelID)
+	if err != nil {
+		return err
+	}
+	base := buildForwardServiceBase(forward.ID, forward.UserID, userTunnelID)
+	payload := map[string]interface{}{
+		"services": buildForwardControlServiceNames(base, commandType),
+	}
+	seen := map[int64]struct{}{}
+	for _, fp := range ports {
+		if _, ok := seen[fp.NodeID]; ok {
+			continue
+		}
+		seen[fp.NodeID] = struct{}{}
+		_, err := h.sendNodeCommand(fp.NodeID, commandType, payload, false, tolerateNotFound)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (h *Handler) applyNodeProtocolChange(nodeID int64, httpVal, tlsVal, socksVal int) error {
+	_, err := h.sendNodeCommand(nodeID, "SetProtocol", map[string]interface{}{
+		"http":  httpVal,
+		"tls":   tlsVal,
+		"socks": socksVal,
+	}, false, false)
+	return err
+}
+
+func (h *Handler) sendNodeCommand(nodeID int64, commandType string, data interface{}, tolerateExists bool, tolerateNotFound bool) (ws.CommandResult, error) {
+	result, err := h.wsServer.SendCommand(nodeID, commandType, data, 12*time.Second)
+	if err == nil {
+		return result, nil
+	}
+	msg := strings.ToLower(strings.TrimSpace(err.Error()))
+	if tolerateExists {
+		if strings.Contains(msg, "exists") || strings.Contains(msg, "already") || strings.Contains(msg, "已存在") {
+			return result, nil
+		}
+	}
+	if tolerateNotFound {
+		if strings.Contains(msg, "not found") || strings.Contains(msg, "不存在") {
+			return result, nil
+		}
+	}
+	return result, err
+}
+
+func (h *Handler) diagnoseForwardRuntime(forward *forwardRecord) (map[string]interface{}, error) {
+	if forward == nil {
+		return nil, errForwardNotFound
+	}
+	targets, err := resolveDiagnosisTargets(forward.RemoteAddr)
+	if err != nil {
+		return nil, err
+	}
+
+	tunnel, err := h.getTunnelRecord(forward.TunnelID)
+	if err != nil {
+		return nil, err
+	}
+
+	chainRows, err := h.listChainNodesForTunnel(forward.TunnelID)
+	if err != nil {
+		return nil, err
+	}
+	if len(chainRows) == 0 {
+		return nil, errors.New("隧道配置不完整")
+	}
+
+	inNodes, chainHops, outNodes := splitChainNodeGroups(chainRows)
+	results := make([]map[string]interface{}, 0, len(chainRows)*2+len(targets))
+	nodeCache := map[int64]*nodeRecord{}
+
+	switch tunnel.Type {
+	case 1:
+		for _, inNode := range inNodes {
+			for _, target := range targets {
+				description := fmt.Sprintf("入口(%s)->目标(%s)", inNode.NodeName, target.Address)
+				h.appendPathDiagnosis(&results, nodeCache, inNode.NodeID, target.IP, target.Port, description, map[string]interface{}{
+					"fromChainType": 1,
+				})
+			}
+		}
+	case 2:
+		for _, inNode := range inNodes {
+			if len(chainHops) > 0 {
+				for _, firstNode := range chainHops[0] {
+					description := fmt.Sprintf("入口(%s)->第1跳(%s)", inNode.NodeName, firstNode.NodeName)
+					h.appendChainHopDiagnosis(&results, nodeCache, inNode.NodeID, firstNode, description, map[string]interface{}{
+						"fromChainType": 1,
+						"toChainType":   2,
+						"toInx":         firstNode.Inx,
+					})
+				}
+			} else {
+				for _, outNode := range outNodes {
+					description := fmt.Sprintf("入口(%s)->出口(%s)", inNode.NodeName, outNode.NodeName)
+					h.appendChainHopDiagnosis(&results, nodeCache, inNode.NodeID, outNode, description, map[string]interface{}{
+						"fromChainType": 1,
+						"toChainType":   3,
+					})
+				}
+			}
+		}
+
+		for i, hop := range chainHops {
+			for _, currentNode := range hop {
+				if i+1 < len(chainHops) {
+					for _, nextNode := range chainHops[i+1] {
+						description := fmt.Sprintf("第%d跳(%s)->第%d跳(%s)", i+1, currentNode.NodeName, i+2, nextNode.NodeName)
+						h.appendChainHopDiagnosis(&results, nodeCache, currentNode.NodeID, nextNode, description, map[string]interface{}{
+							"fromChainType": 2,
+							"fromInx":       currentNode.Inx,
+							"toChainType":   2,
+							"toInx":         nextNode.Inx,
+						})
+					}
+				} else {
+					for _, outNode := range outNodes {
+						description := fmt.Sprintf("第%d跳(%s)->出口(%s)", i+1, currentNode.NodeName, outNode.NodeName)
+						h.appendChainHopDiagnosis(&results, nodeCache, currentNode.NodeID, outNode, description, map[string]interface{}{
+							"fromChainType": 2,
+							"fromInx":       currentNode.Inx,
+							"toChainType":   3,
+						})
+					}
+				}
+			}
+		}
+
+		for _, outNode := range outNodes {
+			for _, target := range targets {
+				description := fmt.Sprintf("出口(%s)->目标(%s)", outNode.NodeName, target.Address)
+				h.appendPathDiagnosis(&results, nodeCache, outNode.NodeID, target.IP, target.Port, description, map[string]interface{}{
+					"fromChainType": 3,
+				})
+			}
+		}
+	default:
+		for _, inNode := range inNodes {
+			for _, target := range targets {
+				description := fmt.Sprintf("入口(%s)->目标(%s)", inNode.NodeName, target.Address)
+				h.appendPathDiagnosis(&results, nodeCache, inNode.NodeID, target.IP, target.Port, description, map[string]interface{}{
+					"fromChainType": 1,
+				})
+			}
+		}
+	}
+
+	payload := map[string]interface{}{
+		"forwardName": forward.Name,
+		"timestamp":   time.Now().UnixMilli(),
+		"results":     results,
+	}
+	return payload, nil
+}
+
+func (h *Handler) diagnoseTunnelRuntime(tunnelID int64) (map[string]interface{}, error) {
+	tunnel, err := h.getTunnelRecord(tunnelID)
+	if err != nil {
+		return nil, err
+	}
+
+	var tunnelName string
+	if err := h.repo.DB().QueryRow(`SELECT name FROM tunnel WHERE id = ?`, tunnelID).Scan(&tunnelName); err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, errors.New("隧道不存在")
+		}
+		return nil, err
+	}
+
+	chainRows, err := h.listChainNodesForTunnel(tunnelID)
+	if err != nil {
+		return nil, err
+	}
+	if len(chainRows) == 0 {
+		return nil, errors.New("隧道配置不完整")
+	}
+
+	inNodes, chainHops, outNodes := splitChainNodeGroups(chainRows)
+	results := make([]map[string]interface{}, 0, len(chainRows)*2)
+	nodeCache := map[int64]*nodeRecord{}
+
+	switch tunnel.Type {
+	case 1:
+		for _, inNode := range inNodes {
+			description := fmt.Sprintf("入口(%s)->外网", inNode.NodeName)
+			h.appendPathDiagnosis(&results, nodeCache, inNode.NodeID, "www.google.com", 443, description, map[string]interface{}{
+				"fromChainType": 1,
+			})
+		}
+	case 2:
+		for _, inNode := range inNodes {
+			if len(chainHops) > 0 {
+				for _, firstNode := range chainHops[0] {
+					description := fmt.Sprintf("入口(%s)->第1跳(%s)", inNode.NodeName, firstNode.NodeName)
+					h.appendChainHopDiagnosis(&results, nodeCache, inNode.NodeID, firstNode, description, map[string]interface{}{
+						"fromChainType": 1,
+						"toChainType":   2,
+						"toInx":         firstNode.Inx,
+					})
+				}
+			} else {
+				for _, outNode := range outNodes {
+					description := fmt.Sprintf("入口(%s)->出口(%s)", inNode.NodeName, outNode.NodeName)
+					h.appendChainHopDiagnosis(&results, nodeCache, inNode.NodeID, outNode, description, map[string]interface{}{
+						"fromChainType": 1,
+						"toChainType":   3,
+					})
+				}
+			}
+		}
+
+		for i, hop := range chainHops {
+			for _, currentNode := range hop {
+				if i+1 < len(chainHops) {
+					for _, nextNode := range chainHops[i+1] {
+						description := fmt.Sprintf("第%d跳(%s)->第%d跳(%s)", i+1, currentNode.NodeName, i+2, nextNode.NodeName)
+						h.appendChainHopDiagnosis(&results, nodeCache, currentNode.NodeID, nextNode, description, map[string]interface{}{
+							"fromChainType": 2,
+							"fromInx":       currentNode.Inx,
+							"toChainType":   2,
+							"toInx":         nextNode.Inx,
+						})
+					}
+				} else {
+					for _, outNode := range outNodes {
+						description := fmt.Sprintf("第%d跳(%s)->出口(%s)", i+1, currentNode.NodeName, outNode.NodeName)
+						h.appendChainHopDiagnosis(&results, nodeCache, currentNode.NodeID, outNode, description, map[string]interface{}{
+							"fromChainType": 2,
+							"fromInx":       currentNode.Inx,
+							"toChainType":   3,
+						})
+					}
+				}
+			}
+		}
+
+		for _, outNode := range outNodes {
+			description := fmt.Sprintf("出口(%s)->外网", outNode.NodeName)
+			h.appendPathDiagnosis(&results, nodeCache, outNode.NodeID, "www.google.com", 443, description, map[string]interface{}{
+				"fromChainType": 3,
+			})
+		}
+	default:
+		for _, inNode := range inNodes {
+			description := fmt.Sprintf("入口(%s)->外网", inNode.NodeName)
+			h.appendPathDiagnosis(&results, nodeCache, inNode.NodeID, "www.google.com", 443, description, map[string]interface{}{
+				"fromChainType": 1,
+			})
+		}
+	}
+
+	payload := map[string]interface{}{
+		"tunnelName": tunnelName,
+		"tunnelType": map[bool]string{true: "端口转发", false: "隧道转发"}[tunnel.Type == 1],
+		"timestamp":  time.Now().UnixMilli(),
+		"results":    results,
+	}
+	return payload, nil
+}
+
+func splitChainNodeGroups(rows []chainNodeRecord) ([]chainNodeRecord, [][]chainNodeRecord, []chainNodeRecord) {
+	inNodes := make([]chainNodeRecord, 0)
+	outNodes := make([]chainNodeRecord, 0)
+	chainByInx := map[int64][]chainNodeRecord{}
+	hopOrder := make([]int64, 0)
+
+	for _, row := range rows {
+		switch row.ChainType {
+		case 1:
+			inNodes = append(inNodes, row)
+		case 2:
+			if _, ok := chainByInx[row.Inx]; !ok {
+				hopOrder = append(hopOrder, row.Inx)
+			}
+			chainByInx[row.Inx] = append(chainByInx[row.Inx], row)
+		case 3:
+			outNodes = append(outNodes, row)
+		}
+	}
+
+	sort.Slice(hopOrder, func(i, j int) bool { return hopOrder[i] < hopOrder[j] })
+	chainHops := make([][]chainNodeRecord, 0, len(hopOrder))
+	for _, inx := range hopOrder {
+		chainHops = append(chainHops, chainByInx[inx])
+	}
+
+	return inNodes, chainHops, outNodes
+}
+
+func resolveDiagnosisTargets(remoteAddr string) ([]diagnosisTarget, error) {
+	rawTargets := splitRemoteTargets(remoteAddr)
+	if len(rawTargets) == 0 {
+		return nil, errors.New("目标地址不能为空")
+	}
+
+	targets := make([]diagnosisTarget, 0, len(rawTargets))
+	for _, raw := range rawTargets {
+		ip, port, err := parseTargetAddress(raw)
+		if err != nil {
+			continue
+		}
+		targets = append(targets, diagnosisTarget{Address: raw, IP: ip, Port: port})
+	}
+	if len(targets) == 0 {
+		return nil, errors.New("目标地址格式错误")
+	}
+	return targets, nil
+}
+
+func (h *Handler) cachedNode(nodeCache map[int64]*nodeRecord, nodeID int64) (*nodeRecord, error) {
+	if node, ok := nodeCache[nodeID]; ok {
+		return node, nil
+	}
+	node, err := h.getNodeRecord(nodeID)
+	if err != nil {
+		return nil, err
+	}
+	nodeCache[nodeID] = node
+	return node, nil
+}
+
+func newDiagnosisResultItem(fromNodeID int64, targetIP string, targetPort int, description string, metadata map[string]interface{}) map[string]interface{} {
+	item := map[string]interface{}{
+		"nodeName":    fmt.Sprintf("node_%d", fromNodeID),
+		"nodeId":      strconv.FormatInt(fromNodeID, 10),
+		"targetIp":    targetIP,
+		"targetPort":  targetPort,
+		"description": description,
+		"averageTime": 0,
+		"packetLoss":  100,
+	}
+	for k, v := range metadata {
+		item[k] = v
+	}
+	return item
+}
+
+func (h *Handler) appendFailedDiagnosis(results *[]map[string]interface{}, nodeCache map[int64]*nodeRecord, fromNodeID int64, targetIP string, targetPort int, description string, metadata map[string]interface{}, message string) {
+	item := newDiagnosisResultItem(fromNodeID, targetIP, targetPort, description, metadata)
+	if node, err := h.cachedNode(nodeCache, fromNodeID); err == nil {
+		item["nodeName"] = node.Name
+	}
+	if strings.TrimSpace(message) == "" {
+		message = "TCP连接失败"
+	}
+	item["success"] = false
+	item["message"] = message
+	*results = append(*results, item)
+}
+
+func (h *Handler) appendPathDiagnosis(results *[]map[string]interface{}, nodeCache map[int64]*nodeRecord, fromNodeID int64, targetIP string, targetPort int, description string, metadata map[string]interface{}) {
+	item := newDiagnosisResultItem(fromNodeID, targetIP, targetPort, description, metadata)
+
+	fromNode, err := h.cachedNode(nodeCache, fromNodeID)
+	if err != nil {
+		item["success"] = false
+		item["message"] = err.Error()
+		*results = append(*results, item)
+		return
+	}
+	item["nodeName"] = fromNode.Name
+
+	pingData, pingErr := h.tcpPingViaNode(fromNodeID, targetIP, targetPort)
+	if pingErr != nil {
+		item["success"] = false
+		item["message"] = pingErr.Error()
+		*results = append(*results, item)
+		return
+	}
+
+	success := asBool(pingData["success"], false)
+	item["success"] = success
+	item["averageTime"] = asFloat(pingData["averageTime"], 0)
+	item["packetLoss"] = asFloat(pingData["packetLoss"], 100)
+
+	message := strings.TrimSpace(asString(pingData["message"]))
+	if success {
+		if message == "" {
+			message = "TCP连接成功"
+		}
+	} else {
+		if message == "" {
+			message = strings.TrimSpace(asString(pingData["errorMessage"]))
+		}
+		if message == "" {
+			message = "TCP连接失败"
+		}
+	}
+	item["message"] = message
+	*results = append(*results, item)
+}
+
+func (h *Handler) appendChainHopDiagnosis(results *[]map[string]interface{}, nodeCache map[int64]*nodeRecord, fromNodeID int64, toNode chainNodeRecord, description string, metadata map[string]interface{}) {
+	targetNode, err := h.cachedNode(nodeCache, toNode.NodeID)
+	if err != nil {
+		h.appendFailedDiagnosis(results, nodeCache, fromNodeID, "", 0, description, metadata, err.Error())
+		return
+	}
+	targetIP, targetPort, err := resolveChainProbeTarget(targetNode, toNode.Port)
+	if err != nil {
+		h.appendFailedDiagnosis(results, nodeCache, fromNodeID, strings.Trim(strings.TrimSpace(targetNode.ServerIP), "[]"), toNode.Port, description, metadata, err.Error())
+		return
+	}
+	h.appendPathDiagnosis(results, nodeCache, fromNodeID, targetIP, targetPort, description, metadata)
+}
+
+func resolveChainProbeTarget(targetNode *nodeRecord, preferredPort int) (string, int, error) {
+	if targetNode == nil {
+		return "", 0, errors.New("目标节点不存在")
+	}
+	host := strings.Trim(strings.TrimSpace(targetNode.ServerIP), "[]")
+	if host == "" {
+		return "", 0, errors.New("目标节点地址为空")
+	}
+	port := preferredPort
+	if port <= 0 {
+		port = firstPortFromRange(targetNode.PortRange)
+	}
+	if port <= 0 {
+		port = 443
+	}
+	return host, port, nil
+}
+
+func firstPortFromRange(portRange string) int {
+	portRange = strings.TrimSpace(portRange)
+	if portRange == "" {
+		return 0
+	}
+	first := strings.Split(portRange, ",")[0]
+	first = strings.TrimSpace(first)
+	if strings.Contains(first, "-") {
+		parts := strings.SplitN(first, "-", 2)
+		if len(parts) != 2 {
+			return 0
+		}
+		p, err := strconv.Atoi(strings.TrimSpace(parts[0]))
+		if err != nil || p <= 0 {
+			return 0
+		}
+		return p
+	}
+	p, err := strconv.Atoi(first)
+	if err != nil || p <= 0 {
+		return 0
+	}
+	return p
+}
+
+func (h *Handler) listChainNodesForTunnel(tunnelID int64) ([]chainNodeRecord, error) {
+	rows, err := h.repo.DB().Query(`
+		SELECT ct.chain_type, COALESCE(ct.inx, 0), ct.node_id, COALESCE(ct.port, 0), n.name
+		FROM chain_tunnel ct
+		LEFT JOIN node n ON n.id = ct.node_id
+		WHERE ct.tunnel_id = ?
+		ORDER BY ct.chain_type ASC, COALESCE(ct.inx, 0) ASC, ct.id ASC
+	`, tunnelID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	result := make([]chainNodeRecord, 0)
+	for rows.Next() {
+		var item chainNodeRecord
+		var name sql.NullString
+		if err := rows.Scan(&item.ChainType, &item.Inx, &item.NodeID, &item.Port, &name); err != nil {
+			return nil, err
+		}
+		if strings.TrimSpace(name.String) == "" {
+			item.NodeName = fmt.Sprintf("node_%d", item.NodeID)
+		} else {
+			item.NodeName = name.String
+		}
+		result = append(result, item)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func (h *Handler) tcpPingViaNode(nodeID int64, ip string, port int) (map[string]interface{}, error) {
+	res, err := h.sendNodeCommand(nodeID, "TcpPing", map[string]interface{}{
+		"ip":      ip,
+		"port":    port,
+		"count":   4,
+		"timeout": 5000,
+	}, false, false)
+	if err != nil {
+		return nil, err
+	}
+	if res.Data == nil {
+		return nil, errors.New("节点未返回诊断数据")
+	}
+	return res.Data, nil
+}
+
+func splitRemoteTargets(remoteAddr string) []string {
+	parts := strings.Split(remoteAddr, ",")
+	out := make([]string, 0, len(parts))
+	for _, part := range parts {
+		part = strings.TrimSpace(part)
+		if part == "" {
+			continue
+		}
+		out = append(out, processServerAddress(part))
+	}
+	return out
+}
+
+func parseTargetAddress(addr string) (string, int, error) {
+	addr = strings.TrimSpace(addr)
+	if addr == "" {
+		return "", 0, errors.New("empty address")
+	}
+	host, portStr, err := net.SplitHostPort(addr)
+	if err != nil {
+		idx := strings.LastIndex(addr, ":")
+		if idx <= 0 || idx >= len(addr)-1 {
+			return "", 0, err
+		}
+		host = strings.TrimSpace(addr[:idx])
+		portStr = strings.TrimSpace(addr[idx+1:])
+	}
+	port, err := strconv.Atoi(strings.TrimSpace(portStr))
+	if err != nil || port <= 0 || port > 65535 {
+		return "", 0, errors.New("invalid port")
+	}
+	host = strings.Trim(strings.TrimSpace(host), "[]")
+	if host == "" {
+		return "", 0, errors.New("invalid host")
+	}
+	return host, port, nil
+}
+
+func buildForwardServiceBase(forwardID, userID, userTunnelID int64) string {
+	return fmt.Sprintf("%d_%d_%d", forwardID, userID, userTunnelID)
+}
+
+func buildForwardControlServiceNames(base, commandType string) []string {
+	names := []string{base + "_tcp", base + "_udp"}
+	if strings.EqualFold(strings.TrimSpace(commandType), "DeleteService") {
+		return append([]string{base}, names...)
+	}
+	return names
+}
+
+func buildForwardServiceConfigs(baseName string, forward *forwardRecord, tunnel *tunnelRecord, node *nodeRecord, port int, limiter *int) []map[string]interface{} {
+	protocols := []string{"tcp", "udp"}
+	services := make([]map[string]interface{}, 0, 2)
+	targets := splitRemoteTargets(forward.RemoteAddr)
+	strategy := strings.TrimSpace(forward.Strategy)
+	if strategy == "" {
+		strategy = "fifo"
+	}
+
+	for _, protocol := range protocols {
+		listenerAddr := node.TCPListenAddr
+		if protocol == "udp" {
+			listenerAddr = node.UDPListenAddr
+		}
+		service := map[string]interface{}{
+			"name": fmt.Sprintf("%s_%s", baseName, protocol),
+			"addr": fmt.Sprintf("%s:%d", listenerAddr, port),
+			"handler": map[string]interface{}{
+				"type": protocol,
+			},
+			"listener": map[string]interface{}{
+				"type": protocol,
+			},
+			"forwarder": map[string]interface{}{
+				"nodes": buildForwarderNodes(targets),
+				"selector": map[string]interface{}{
+					"strategy":    strategy,
+					"maxFails":    1,
+					"failTimeout": "600s",
+				},
+			},
+		}
+		if protocol == "udp" {
+			service["listener"].(map[string]interface{})["metadata"] = map[string]interface{}{"keepAlive": true}
+		}
+		if tunnel != nil && tunnel.Type == 2 {
+			service["handler"].(map[string]interface{})["chain"] = fmt.Sprintf("chains_%d", forward.TunnelID)
+		}
+		if tunnel != nil && tunnel.Type == 1 && strings.TrimSpace(node.InterfaceName) != "" {
+			service["metadata"] = map[string]interface{}{"interface": node.InterfaceName}
+		}
+		if limiter != nil && *limiter > 0 {
+			service["limiter"] = strconv.Itoa(*limiter)
+		}
+		services = append(services, service)
+	}
+
+	return services
+}
+
+func buildForwarderNodes(targets []string) []map[string]interface{} {
+	nodes := make([]map[string]interface{}, 0, len(targets))
+	for i, addr := range targets {
+		nodes = append(nodes, map[string]interface{}{
+			"name": fmt.Sprintf("node_%d", i+1),
+			"addr": addr,
+		})
+	}
+	return nodes
+}
+
+func processServerAddress(serverAddr string) string {
+	serverAddr = strings.TrimSpace(serverAddr)
+	if serverAddr == "" {
+		return serverAddr
+	}
+	if strings.HasPrefix(serverAddr, "[") {
+		return serverAddr
+	}
+	idx := strings.LastIndex(serverAddr, ":")
+	if idx < 0 {
+		if looksLikeIPv6(serverAddr) {
+			return "[" + serverAddr + "]"
+		}
+		return serverAddr
+	}
+	host := strings.TrimSpace(serverAddr[:idx])
+	port := strings.TrimSpace(serverAddr[idx+1:])
+	if host == "" || port == "" {
+		return serverAddr
+	}
+	if looksLikeIPv6(host) {
+		return "[" + host + "]:" + port
+	}
+	return serverAddr
+}
+
+func looksLikeIPv6(address string) bool {
+	return strings.Count(address, ":") >= 2
+}
+
+func asBool(v interface{}, def bool) bool {
+	s := strings.TrimSpace(strings.ToLower(asString(v)))
+	if s == "" {
+		return def
+	}
+	switch s {
+	case "1", "t", "true", "yes", "y":
+		return true
+	case "0", "f", "false", "no", "n":
+		return false
+	default:
+		return def
+	}
+}

go-backend/internal/http/handler/control_plane_test.go

@@ -0,0 +1,27 @@
+package handler
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestBuildForwardControlServiceNamesPauseResume(t *testing.T) {
+	base := "12_34_56"
+	want := []string{base + "_tcp", base + "_udp"}
+
+	for _, command := range []string{"PauseService", "ResumeService"} {
+		got := buildForwardControlServiceNames(base, command)
+		if !reflect.DeepEqual(got, want) {
+			t.Fatalf("command %s expected %v, got %v", command, want, got)
+		}
+	}
+}
+
+func TestBuildForwardControlServiceNamesDelete(t *testing.T) {
+	base := "12_34_56"
+	want := []string{base, base + "_tcp", base + "_udp"}
+	got := buildForwardControlServiceNames(base, " DeleteService ")
+	if !reflect.DeepEqual(got, want) {
+		t.Fatalf("expected %v, got %v", want, got)
+	}
+}

go-backend/internal/http/handler/flow_policy.go

@@ -0,0 +1,338 @@
+package handler
+
+import (
+	"database/sql"
+	"encoding/json"
+	"strconv"
+	"strings"
+	"time"
+)
+
+const bytesPerGB int64 = 1024 * 1024 * 1024
+
+type userTunnelPolicy struct {
+	ID       int64
+	UserID   int64
+	TunnelID int64
+	Flow     int64
+	InFlow   int64
+	OutFlow  int64
+	ExpTime  int64
+	Status   int
+}
+
+type gostConfigSnapshot struct {
+	Services []namedConfigItem `json:"services"`
+	Chains   []namedConfigItem `json:"chains"`
+	Limiters []namedConfigItem `json:"limiters"`
+}
+
+type namedConfigItem struct {
+	Name string `json:"name"`
+}
+
+func (h *Handler) processFlowItem(item flowItem) {
+	serviceName := strings.TrimSpace(item.N)
+	if serviceName == "" || serviceName == "web_api" {
+		return
+	}
+
+	forwardID, userID, userTunnelID, ok := parseFlowServiceIDs(serviceName)
+	if !ok {
+		return
+	}
+
+	inFlow, outFlow := h.scaleFlowByTunnel(forwardID, item.D, item.U)
+	_ = h.repo.AddFlow(forwardID, userID, userTunnelID, inFlow, outFlow)
+
+	if userTunnelID > 0 {
+		h.enforceFlowPolicies(userID, userTunnelID)
+	}
+}
+
+func parseFlowServiceIDs(serviceName string) (int64, int64, int64, bool) {
+	parts := strings.Split(serviceName, "_")
+	if len(parts) < 3 {
+		return 0, 0, 0, false
+	}
+
+	forwardID, err1 := strconv.ParseInt(parts[0], 10, 64)
+	userID, err2 := strconv.ParseInt(parts[1], 10, 64)
+	userTunnelID, err3 := strconv.ParseInt(parts[2], 10, 64)
+	if err1 != nil || err2 != nil || err3 != nil || forwardID <= 0 || userID <= 0 {
+		return 0, 0, 0, false
+	}
+
+	return forwardID, userID, userTunnelID, true
+}
+
+func (h *Handler) scaleFlowByTunnel(forwardID int64, inFlow int64, outFlow int64) (int64, int64) {
+	forward, err := h.getForwardRecord(forwardID)
+	if err != nil || forward == nil {
+		return inFlow, outFlow
+	}
+
+	tunnel, err := h.getTunnelRecord(forward.TunnelID)
+	if err != nil || tunnel == nil {
+		return inFlow, outFlow
+	}
+
+	scaledIn := int64(float64(inFlow)*tunnel.TrafficRatio) * tunnel.Flow
+	scaledOut := int64(float64(outFlow)*tunnel.TrafficRatio) * tunnel.Flow
+	return scaledIn, scaledOut
+}
+
+func (h *Handler) enforceFlowPolicies(userID int64, userTunnelID int64) {
+	now := time.Now().UnixMilli()
+
+	if h.shouldPauseUser(userID, now) {
+		h.pauseUserForwards(userID, now)
+	}
+
+	policy, err := h.getUserTunnelPolicy(userTunnelID)
+	if err != nil || policy == nil {
+		return
+	}
+
+	if shouldPauseUserTunnel(policy, now) {
+		h.pauseUserTunnelForwards(policy.UserID, policy.TunnelID, now)
+	}
+}
+
+func (h *Handler) shouldPauseUser(userID int64, now int64) bool {
+	user, err := h.repo.GetUserByID(userID)
+	if err != nil || user == nil {
+		return false
+	}
+
+	flowLimit := user.Flow * bytesPerGB
+	current := user.InFlow + user.OutFlow
+	if flowLimit < current {
+		return true
+	}
+	if user.ExpTime > 0 && user.ExpTime <= now {
+		return true
+	}
+	return user.Status != 1
+}
+
+func shouldPauseUserTunnel(policy *userTunnelPolicy, now int64) bool {
+	if policy == nil {
+		return false
+	}
+
+	flowLimit := policy.Flow * bytesPerGB
+	current := policy.InFlow + policy.OutFlow
+	if current >= flowLimit {
+		return true
+	}
+	if policy.ExpTime > 0 && policy.ExpTime <= now {
+		return true
+	}
+	return policy.Status != 1
+}
+
+func (h *Handler) getUserTunnelPolicy(userTunnelID int64) (*userTunnelPolicy, error) {
+	if userTunnelID <= 0 {
+		return nil, nil
+	}
+
+	row := h.repo.DB().QueryRow(`
+		SELECT id, user_id, tunnel_id, flow, in_flow, out_flow, exp_time, status
+		FROM user_tunnel
+		WHERE id = ?
+		LIMIT 1
+	`, userTunnelID)
+
+	var policy userTunnelPolicy
+	if err := row.Scan(&policy.ID, &policy.UserID, &policy.TunnelID, &policy.Flow, &policy.InFlow, &policy.OutFlow, &policy.ExpTime, &policy.Status); err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return &policy, nil
+}
+
+func (h *Handler) pauseUserForwards(userID int64, now int64) {
+	forwards, err := h.listActiveForwardsByUser(userID)
+	if err != nil {
+		return
+	}
+	h.pauseForwardRecords(forwards, now)
+}
+
+func (h *Handler) pauseUserTunnelForwards(userID int64, tunnelID int64, now int64) {
+	forwards, err := h.listActiveForwardsByUserTunnel(userID, tunnelID)
+	if err != nil {
+		return
+	}
+	h.pauseForwardRecords(forwards, now)
+}
+
+func (h *Handler) pauseForwardRecords(forwards []forwardRecord, now int64) {
+	for i := range forwards {
+		forward := forwards[i]
+		_ = h.controlForwardServices(&forward, "PauseService", false)
+		_, _ = h.repo.DB().Exec(`UPDATE forward SET status = 0, updated_time = ? WHERE id = ?`, now, forward.ID)
+	}
+}
+
+func (h *Handler) listActiveForwardsByUser(userID int64) ([]forwardRecord, error) {
+	rows, err := h.repo.DB().Query(`
+		SELECT id, user_id, user_name, name, tunnel_id, remote_addr, strategy, status
+		FROM forward
+		WHERE user_id = ? AND status = 1
+		ORDER BY id ASC
+	`, userID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	return scanForwardRecords(rows)
+}
+
+func (h *Handler) listActiveForwardsByUserTunnel(userID int64, tunnelID int64) ([]forwardRecord, error) {
+	rows, err := h.repo.DB().Query(`
+		SELECT id, user_id, user_name, name, tunnel_id, remote_addr, strategy, status
+		FROM forward
+		WHERE user_id = ? AND tunnel_id = ? AND status = 1
+		ORDER BY id ASC
+	`, userID, tunnelID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	return scanForwardRecords(rows)
+}
+
+func scanForwardRecords(rows *sql.Rows) ([]forwardRecord, error) {
+	out := make([]forwardRecord, 0)
+	for rows.Next() {
+		var record forwardRecord
+		if err := rows.Scan(&record.ID, &record.UserID, &record.UserName, &record.Name, &record.TunnelID, &record.RemoteAddr, &record.Strategy, &record.Status); err != nil {
+			return nil, err
+		}
+		if strings.TrimSpace(record.Strategy) == "" {
+			record.Strategy = "fifo"
+		}
+		out = append(out, record)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (h *Handler) cleanNodeConfigs(nodeID int64, rawConfig string) {
+	if h == nil || h.repo == nil || h.repo.DB() == nil || nodeID <= 0 {
+		return
+	}
+	if strings.TrimSpace(rawConfig) == "" {
+		return
+	}
+
+	var snapshot gostConfigSnapshot
+	if err := json.Unmarshal([]byte(rawConfig), &snapshot); err != nil {
+		return
+	}
+
+	h.cleanOrphanedServices(nodeID, snapshot.Services)
+	h.cleanOrphanedChains(nodeID, snapshot.Chains)
+	h.cleanOrphanedLimiters(nodeID, snapshot.Limiters)
+}
+
+func (h *Handler) cleanOrphanedServices(nodeID int64, services []namedConfigItem) {
+	for _, item := range services {
+		name := strings.TrimSpace(item.Name)
+		if name == "" || name == "web_api" {
+			continue
+		}
+
+		parts := strings.Split(name, "_")
+		if len(parts) >= 3 {
+			forwardID, err := strconv.ParseInt(parts[0], 10, 64)
+			if err == nil && forwardID > 0 && !h.forwardExists(forwardID) {
+				_, _ = h.sendNodeCommand(nodeID, "DeleteService", map[string]interface{}{"services": []string{name, parts[0] + "_" + parts[1] + "_" + parts[2], parts[0] + "_" + parts[1] + "_" + parts[2] + "_tcp", parts[0] + "_" + parts[1] + "_" + parts[2] + "_udp"}}, false, true)
+				continue
+			}
+		}
+		suffix := parts[len(parts)-1]
+
+		switch suffix {
+		case "tls":
+			tunnelID, err := strconv.ParseInt(parts[0], 10, 64)
+			if err != nil || tunnelID <= 0 || h.tunnelExists(tunnelID) {
+				continue
+			}
+			_, _ = h.sendNodeCommand(nodeID, "DeleteService", map[string]interface{}{"services": []string{name}}, false, true)
+		case "tcp":
+			if len(parts) < 4 {
+				continue
+			}
+			forwardID, err := strconv.ParseInt(parts[0], 10, 64)
+			if err != nil || forwardID <= 0 || h.forwardExists(forwardID) {
+				continue
+			}
+			base := strings.TrimSuffix(name, "_tcp")
+			_, _ = h.sendNodeCommand(nodeID, "DeleteService", map[string]interface{}{"services": []string{base + "_tcp", base + "_udp"}}, false, true)
+		}
+	}
+}
+
+func (h *Handler) cleanOrphanedChains(nodeID int64, chains []namedConfigItem) {
+	for _, item := range chains {
+		name := strings.TrimSpace(item.Name)
+		if name == "" {
+			continue
+		}
+
+		idx := strings.LastIndex(name, "_")
+		if idx <= 0 || idx >= len(name)-1 {
+			continue
+		}
+		tunnelID, err := strconv.ParseInt(name[idx+1:], 10, 64)
+		if err != nil || tunnelID <= 0 || h.tunnelExists(tunnelID) {
+			continue
+		}
+		_, _ = h.sendNodeCommand(nodeID, "DeleteChains", map[string]interface{}{"chain": name}, false, true)
+	}
+}
+
+func (h *Handler) cleanOrphanedLimiters(nodeID int64, limiters []namedConfigItem) {
+	for _, item := range limiters {
+		name := strings.TrimSpace(item.Name)
+		if name == "" || h.speedLimiterExists(name) {
+			continue
+		}
+		_, _ = h.sendNodeCommand(nodeID, "DeleteLimiters", map[string]interface{}{"limiter": name}, false, true)
+	}
+}
+
+func (h *Handler) tunnelExists(tunnelID int64) bool {
+	var count int
+	err := h.repo.DB().QueryRow(`SELECT COUNT(1) FROM tunnel WHERE id = ?`, tunnelID).Scan(&count)
+	return err == nil && count > 0
+}
+
+func (h *Handler) forwardExists(forwardID int64) bool {
+	var count int
+	err := h.repo.DB().QueryRow(`SELECT COUNT(1) FROM forward WHERE id = ?`, forwardID).Scan(&count)
+	return err == nil && count > 0
+}
+
+func (h *Handler) speedLimiterExists(name string) bool {
+	if name == "" {
+		return false
+	}
+	id, err := strconv.ParseInt(name, 10, 64)
+	if err != nil || id <= 0 {
+		return false
+	}
+
+	var count int
+	err = h.repo.DB().QueryRow(`SELECT COUNT(1) FROM speed_limit WHERE id = ?`, id).Scan(&count)
+	return err == nil && count > 0
+}

go-backend/internal/http/handler/handler.go

@@ -0,0 +1,963 @@
+package handler
+
+import (
+	"context"
+	"database/sql"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"sort"
+	"strconv"
+	"strings"
+	"sync"
+	"time"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/middleware"
+	"go-backend/internal/http/response"
+	"go-backend/internal/security"
+	"go-backend/internal/store/sqlite"
+	"go-backend/internal/ws"
+)
+
+type Handler struct {
+	repo      *sqlite.Repository
+	jwtSecret string
+	wsServer  *ws.Server
+
+	captchaMu     sync.Mutex
+	captchaTokens map[string]int64
+
+	jobsMu      sync.Mutex
+	jobsCancel  context.CancelFunc
+	jobsStarted bool
+	jobsWG      sync.WaitGroup
+}
+
+type loginRequest struct {
+	Username  string `json:"username"`
+	Password  string `json:"password"`
+	CaptchaID string `json:"captchaId"`
+}
+
+type nameRequest struct {
+	Name string `json:"name"`
+}
+
+type configSingleRequest struct {
+	Name  string `json:"name"`
+	Value string `json:"value"`
+}
+
+type changePasswordRequest struct {
+	NewUsername     string `json:"newUsername"`
+	CurrentPassword string `json:"currentPassword"`
+	NewPassword     string `json:"newPassword"`
+	ConfirmPassword string `json:"confirmPassword"`
+}
+
+type flowItem struct {
+	N string `json:"n"`
+	U int64  `json:"u"`
+	D int64  `json:"d"`
+}
+
+func New(repo *sqlite.Repository, jwtSecret string) *Handler {
+	return &Handler{
+		repo:          repo,
+		jwtSecret:     jwtSecret,
+		wsServer:      ws.NewServer(repo, jwtSecret),
+		captchaTokens: make(map[string]int64),
+	}
+}
+
+func (h *Handler) WebSocketHandler() http.Handler {
+	return h.wsServer
+}
+
+func (h *Handler) Register(mux *http.ServeMux) {
+	mux.HandleFunc("/api/v1/user/login", h.login)
+	mux.HandleFunc("/api/v1/user/list", h.userList)
+	mux.HandleFunc("/api/v1/user/create", h.userCreate)
+	mux.HandleFunc("/api/v1/user/update", h.userUpdate)
+	mux.HandleFunc("/api/v1/user/delete", h.userDelete)
+	mux.HandleFunc("/api/v1/user/reset", h.userResetFlow)
+	mux.HandleFunc("/api/v1/config/get", h.getConfigByName)
+	mux.HandleFunc("/api/v1/config/list", h.getConfigs)
+	mux.HandleFunc("/api/v1/config/update", h.updateConfigs)
+	mux.HandleFunc("/api/v1/config/update-single", h.updateSingleConfig)
+	mux.HandleFunc("/api/v1/captcha/check", h.checkCaptcha)
+	mux.HandleFunc("/api/v1/captcha/generate", h.captchaGenerate)
+	mux.HandleFunc("/api/v1/captcha/verify", h.captchaVerify)
+	mux.HandleFunc("/api/v1/user/package", h.userPackage)
+	mux.HandleFunc("/api/v1/user/updatePassword", h.updatePassword)
+	mux.HandleFunc("/api/v1/node/list", h.nodeList)
+	mux.HandleFunc("/api/v1/node/create", h.nodeCreate)
+	mux.HandleFunc("/api/v1/node/update", h.nodeUpdate)
+	mux.HandleFunc("/api/v1/node/delete", h.nodeDelete)
+	mux.HandleFunc("/api/v1/node/install", h.nodeInstall)
+	mux.HandleFunc("/api/v1/node/update-order", h.nodeUpdateOrder)
+	mux.HandleFunc("/api/v1/node/batch-delete", h.nodeBatchDelete)
+	mux.HandleFunc("/api/v1/node/check-status", h.nodeCheckStatus)
+	mux.HandleFunc("/api/v1/tunnel/list", h.tunnelList)
+	mux.HandleFunc("/api/v1/tunnel/create", h.tunnelCreate)
+	mux.HandleFunc("/api/v1/tunnel/get", h.tunnelGet)
+	mux.HandleFunc("/api/v1/tunnel/update", h.tunnelUpdate)
+	mux.HandleFunc("/api/v1/tunnel/delete", h.tunnelDelete)
+	mux.HandleFunc("/api/v1/tunnel/diagnose", h.tunnelDiagnose)
+	mux.HandleFunc("/api/v1/tunnel/update-order", h.tunnelUpdateOrder)
+	mux.HandleFunc("/api/v1/tunnel/batch-delete", h.tunnelBatchDelete)
+	mux.HandleFunc("/api/v1/tunnel/batch-redeploy", h.tunnelBatchRedeploy)
+	mux.HandleFunc("/api/v1/tunnel/user/assign", h.userTunnelAssign)
+	mux.HandleFunc("/api/v1/tunnel/user/batch-assign", h.userTunnelBatchAssign)
+	mux.HandleFunc("/api/v1/tunnel/user/remove", h.userTunnelRemove)
+	mux.HandleFunc("/api/v1/tunnel/user/update", h.userTunnelUpdate)
+	mux.HandleFunc("/api/v1/forward/list", h.forwardList)
+	mux.HandleFunc("/api/v1/forward/create", h.forwardCreate)
+	mux.HandleFunc("/api/v1/forward/update", h.forwardUpdate)
+	mux.HandleFunc("/api/v1/forward/delete", h.forwardDelete)
+	mux.HandleFunc("/api/v1/forward/force-delete", h.forwardForceDelete)
+	mux.HandleFunc("/api/v1/forward/pause", h.forwardPause)
+	mux.HandleFunc("/api/v1/forward/resume", h.forwardResume)
+	mux.HandleFunc("/api/v1/forward/diagnose", h.forwardDiagnose)
+	mux.HandleFunc("/api/v1/forward/update-order", h.forwardUpdateOrder)
+	mux.HandleFunc("/api/v1/forward/batch-delete", h.forwardBatchDelete)
+	mux.HandleFunc("/api/v1/forward/batch-pause", h.forwardBatchPause)
+	mux.HandleFunc("/api/v1/forward/batch-resume", h.forwardBatchResume)
+	mux.HandleFunc("/api/v1/forward/batch-redeploy", h.forwardBatchRedeploy)
+	mux.HandleFunc("/api/v1/forward/batch-change-tunnel", h.forwardBatchChangeTunnel)
+	mux.HandleFunc("/api/v1/speed-limit/list", h.speedLimitList)
+	mux.HandleFunc("/api/v1/speed-limit/create", h.speedLimitCreate)
+	mux.HandleFunc("/api/v1/speed-limit/update", h.speedLimitUpdate)
+	mux.HandleFunc("/api/v1/speed-limit/delete", h.speedLimitDelete)
+	mux.HandleFunc("/api/v1/speed-limit/tunnels", h.tunnelList)
+	mux.HandleFunc("/api/v1/tunnel/user/tunnel", h.userTunnelVisibleList)
+	mux.HandleFunc("/api/v1/tunnel/user/list", h.userTunnelList)
+	mux.HandleFunc("/api/v1/group/tunnel/list", h.tunnelGroupList)
+	mux.HandleFunc("/api/v1/group/tunnel/create", h.groupTunnelCreate)
+	mux.HandleFunc("/api/v1/group/tunnel/update", h.groupTunnelUpdate)
+	mux.HandleFunc("/api/v1/group/tunnel/delete", h.groupTunnelDelete)
+	mux.HandleFunc("/api/v1/group/tunnel/assign", h.groupTunnelAssign)
+	mux.HandleFunc("/api/v1/group/user/list", h.userGroupList)
+	mux.HandleFunc("/api/v1/group/user/create", h.groupUserCreate)
+	mux.HandleFunc("/api/v1/group/user/update", h.groupUserUpdate)
+	mux.HandleFunc("/api/v1/group/user/delete", h.groupUserDelete)
+	mux.HandleFunc("/api/v1/group/user/assign", h.groupUserAssign)
+	mux.HandleFunc("/api/v1/group/permission/list", h.groupPermissionList)
+	mux.HandleFunc("/api/v1/group/permission/assign", h.groupPermissionAssign)
+	mux.HandleFunc("/api/v1/group/permission/remove", h.groupPermissionRemove)
+	mux.HandleFunc("/api/v1/open_api/sub_store", h.openAPISubStore)
+
+	mux.HandleFunc("/flow/test", h.flowTest)
+	mux.HandleFunc("/flow/config", h.flowConfig)
+	mux.HandleFunc("/flow/upload", h.flowUpload)
+	mux.HandleFunc("/error", h.errorPage)
+}
+
+func (h *Handler) login(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	var req loginRequest
+	if err := decodeJSON(r.Body, &req); err != nil {
+		response.WriteJSON(w, response.Err(500, "请求参数错误"))
+		return
+	}
+
+	if strings.TrimSpace(req.Username) == "" {
+		response.WriteJSON(w, response.Err(500, "用户名不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.Password) == "" {
+		response.WriteJSON(w, response.Err(500, "密码不能为空"))
+		return
+	}
+
+	captchaEnabled, err := h.captchaEnabled()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if captchaEnabled && strings.TrimSpace(req.CaptchaID) == "" {
+		response.WriteJSON(w, response.ErrDefault("验证码校验失败"))
+		return
+	}
+	if captchaEnabled && !h.consumeCaptchaToken(req.CaptchaID) {
+		response.WriteJSON(w, response.ErrDefault("验证码校验失败"))
+		return
+	}
+
+	user, err := h.repo.GetUserByUsername(req.Username)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if user == nil {
+		response.WriteJSON(w, response.ErrDefault("账号或密码错误"))
+		return
+	}
+	if user.Pwd != security.MD5(req.Password) {
+		response.WriteJSON(w, response.ErrDefault("账号或密码错误"))
+		return
+	}
+	if user.Status == 0 {
+		response.WriteJSON(w, response.ErrDefault("账号被停用"))
+		return
+	}
+
+	token, err := auth.GenerateToken(user.ID, user.User, user.RoleID, h.jwtSecret)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	requirePasswordChange := req.Username == "admin_user" || req.Password == "admin_user"
+	response.WriteJSON(w, response.OK(map[string]interface{}{
+		"token":                 token,
+		"name":                  user.User,
+		"role_id":               user.RoleID,
+		"requirePasswordChange": requirePasswordChange,
+	}))
+}
+
+func (h *Handler) getConfigByName(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	var req nameRequest
+	if err := decodeJSON(r.Body, &req); err != nil {
+		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.Name) == "" {
+		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
+		return
+	}
+
+	cfg, err := h.repo.GetConfigByName(req.Name)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if cfg == nil {
+		response.WriteJSON(w, response.ErrDefault("配置不存在"))
+		return
+	}
+
+	response.WriteJSON(w, response.OK(cfg))
+}
+
+func (h *Handler) getConfigs(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	cfgMap, err := h.repo.ListConfigs()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(cfgMap))
+}
+
+func (h *Handler) userList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	users, err := h.repo.ListUsers()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(users))
+}
+
+func (h *Handler) nodeList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListNodes()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) tunnelList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListTunnels()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) forwardList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	userID, roleID, err := userRoleFromRequest(r)
+	if err != nil {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	items, err := h.repo.ListForwards()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if roleID != 0 {
+		filtered := make([]map[string]interface{}, 0, len(items))
+		for _, item := range items {
+			if asInt64(item["userId"], 0) == userID {
+				filtered = append(filtered, item)
+			}
+		}
+		items = filtered
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) speedLimitList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListSpeedLimits()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) openAPISubStore(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+	if h == nil || h.repo == nil || h.repo.DB() == nil {
+		response.WriteJSON(w, response.Err(-2, "database unavailable"))
+		return
+	}
+
+	username := strings.TrimSpace(r.URL.Query().Get("user"))
+	password := strings.TrimSpace(r.URL.Query().Get("pwd"))
+	tunnel := strings.TrimSpace(r.URL.Query().Get("tunnel"))
+	if tunnel == "" {
+		tunnel = "-1"
+	}
+
+	if username == "" {
+		response.WriteJSON(w, response.ErrDefault("用户不能为空"))
+		return
+	}
+	if password == "" {
+		response.WriteJSON(w, response.ErrDefault("密码不能为空"))
+		return
+	}
+
+	user, err := h.repo.GetUserByUsername(username)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if user == nil || user.Pwd != security.MD5(password) {
+		response.WriteJSON(w, response.ErrDefault("鉴权失败"))
+		return
+	}
+
+	const giga = int64(1024 * 1024 * 1024)
+	headerValue := ""
+
+	if tunnel == "-1" {
+		headerValue = buildSubscriptionHeader(user.OutFlow, user.InFlow, user.Flow*giga, user.ExpTime/1000)
+	} else {
+		tunnelID, parseErr := strconv.ParseInt(tunnel, 10, 64)
+		if parseErr != nil || tunnelID <= 0 {
+			response.WriteJSON(w, response.ErrDefault("隧道不存在"))
+			return
+		}
+
+		var userID int64
+		var inFlow int64
+		var outFlow int64
+		var flow int64
+		var expTime int64
+		err = h.repo.DB().QueryRow(`SELECT user_id, in_flow, out_flow, flow, exp_time FROM user_tunnel WHERE id = ? LIMIT 1`, tunnelID).
+			Scan(&userID, &inFlow, &outFlow, &flow, &expTime)
+		if err != nil {
+			if err == sql.ErrNoRows {
+				response.WriteJSON(w, response.ErrDefault("隧道不存在"))
+				return
+			}
+			response.WriteJSON(w, response.Err(-2, err.Error()))
+			return
+		}
+		if userID != user.ID {
+			response.WriteJSON(w, response.ErrDefault("隧道不存在"))
+			return
+		}
+
+		headerValue = buildSubscriptionHeader(outFlow, inFlow, flow*giga, expTime/1000)
+	}
+
+	w.Header().Set("subscription-userinfo", headerValue)
+	w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+	_, _ = w.Write([]byte(headerValue))
+}
+
+func (h *Handler) errorPage(w http.ResponseWriter, _ *http.Request) {
+	w.Header().Set("Content-Type", "text/html; charset=UTF-8")
+	w.WriteHeader(http.StatusNotFound)
+	_, _ = w.Write([]byte("<!DOCTYPE html><html lang='zh-CN'><head><meta charset='UTF-8'><meta name='viewport' content='width=device-width, initial-scale=1.0'><title>错误 404</title></head><body><div style='min-height:100vh;display:flex;align-items:center;justify-content:center;flex-direction:column;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif;'><div style='font-size:6rem;color:#333;font-weight:300;'>404</div><div style='font-size:1.2rem;color:#666;'>你推开了后端的大门，却发现里面只有寂寞。</div></div></body></html>"))
+}
+
+func buildSubscriptionHeader(upload, download, total, expire int64) string {
+	return fmt.Sprintf("upload=%d; download=%d; total=%d; expire=%d", download, upload, total, expire)
+}
+
+func (h *Handler) userTunnelVisibleList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	userID, roleID, err := userRoleFromRequest(r)
+	if err != nil {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	items := make([]map[string]interface{}, 0)
+	if roleID == 0 {
+		items, err = h.repo.ListEnabledTunnelSummaries()
+	} else {
+		items, err = h.repo.ListUserAccessibleTunnels(userID)
+	}
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) userTunnelList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	var req struct {
+		UserID int64 `json:"userId"`
+	}
+	if err := decodeJSON(r.Body, &req); err != nil {
+		response.WriteJSON(w, response.ErrDefault("请求参数错误"))
+		return
+	}
+	if req.UserID <= 0 {
+		response.WriteJSON(w, response.OK([]interface{}{}))
+		return
+	}
+
+	tunnels, err := h.repo.GetUserPackageTunnels(req.UserID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	out := make([]map[string]interface{}, 0, len(tunnels))
+	for _, t := range tunnels {
+		item := map[string]interface{}{
+			"id":             t.ID,
+			"userId":         t.UserID,
+			"tunnelId":       t.TunnelID,
+			"tunnelName":     t.TunnelName,
+			"status":         1,
+			"flow":           t.Flow,
+			"num":            t.Num,
+			"expTime":        t.ExpTime,
+			"flowResetTime":  t.FlowResetTime,
+			"inFlow":         t.InFlow,
+			"outFlow":        t.OutFlow,
+			"tunnelFlow":     t.TunnelFlow,
+			"speedId":        nil,
+			"speedLimitName": nil,
+		}
+		if t.SpeedID.Valid {
+			item["speedId"] = t.SpeedID.Int64
+		}
+		if t.SpeedLimit.Valid {
+			item["speedLimitName"] = t.SpeedLimit.String
+		}
+		out = append(out, item)
+	}
+	response.WriteJSON(w, response.OK(out))
+}
+
+func (h *Handler) tunnelGroupList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListTunnelGroups()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) userGroupList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListUserGroups()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) groupPermissionList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	items, err := h.repo.ListGroupPermissions()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	response.WriteJSON(w, response.OK(items))
+}
+
+func (h *Handler) checkCaptcha(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	enabled, err := h.captchaEnabled()
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if enabled {
+		response.WriteJSON(w, response.OK(1))
+		return
+	}
+	response.WriteJSON(w, response.OK(0))
+}
+
+func (h *Handler) flowTest(w http.ResponseWriter, _ *http.Request) {
+	w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+	_, _ = w.Write([]byte("test"))
+}
+
+func (h *Handler) flowConfig(w http.ResponseWriter, r *http.Request) {
+	secret := r.URL.Query().Get("secret")
+	node, err := h.repo.GetNodeBySecret(secret)
+	if err != nil || node == nil {
+		w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+		_, _ = w.Write([]byte("ok"))
+		return
+	}
+
+	rawData, err := readAndDecryptFlowBody(r.Body, secret)
+	if err == nil && strings.TrimSpace(rawData) != "" {
+		h.cleanNodeConfigs(node.ID, rawData)
+	}
+	w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+	_, _ = w.Write([]byte("ok"))
+}
+
+func (h *Handler) flowUpload(w http.ResponseWriter, r *http.Request) {
+	secret := r.URL.Query().Get("secret")
+	if ok, _ := h.repo.NodeExistsBySecret(secret); !ok {
+		w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+		_, _ = w.Write([]byte("ok"))
+		return
+	}
+
+	raw, err := readAndDecryptFlowBody(r.Body, secret)
+	if err == nil && strings.TrimSpace(raw) != "" {
+		var items []flowItem
+		if json.Unmarshal([]byte(raw), &items) == nil {
+			for _, item := range items {
+				h.processFlowItem(item)
+			}
+		}
+	}
+
+	w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+	_, _ = w.Write([]byte("ok"))
+}
+
+func (h *Handler) updateConfigs(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	var payload map[string]string
+	if err := decodeJSON(r.Body, &payload); err != nil {
+		response.WriteJSON(w, response.ErrDefault("配置数据不能为空"))
+		return
+	}
+	if len(payload) == 0 {
+		response.WriteJSON(w, response.ErrDefault("配置数据不能为空"))
+		return
+	}
+
+	now := time.Now().UnixMilli()
+	for k, v := range payload {
+		key := strings.TrimSpace(k)
+		if key == "" {
+			continue
+		}
+		if err := h.repo.UpsertConfig(key, v, now); err != nil {
+			response.WriteJSON(w, response.Err(-2, err.Error()))
+			return
+		}
+	}
+
+	response.WriteJSON(w, response.OKEmpty())
+}
+
+func (h *Handler) updateSingleConfig(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	var req configSingleRequest
+	if err := decodeJSON(r.Body, &req); err != nil {
+		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.Name) == "" {
+		response.WriteJSON(w, response.ErrDefault("配置名称不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.Value) == "" {
+		response.WriteJSON(w, response.ErrDefault("配置值不能为空"))
+		return
+	}
+
+	if err := h.repo.UpsertConfig(strings.TrimSpace(req.Name), req.Value, time.Now().UnixMilli()); err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	response.WriteJSON(w, response.OKEmpty())
+}
+
+func (h *Handler) userPackage(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	claims, ok := r.Context().Value(middleware.ClaimsContextKey).(auth.Claims)
+	if !ok {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	userID, err := parseUserID(claims.Sub)
+	if err != nil {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	user, err := h.repo.GetUserByID(userID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if user == nil {
+		response.WriteJSON(w, response.ErrDefault("用户不存在"))
+		return
+	}
+
+	tunnels, err := h.repo.GetUserPackageTunnels(userID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	forwards, err := h.repo.GetUserPackageForwards(userID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	stats, err := h.repo.GetStatisticsFlows(userID, 24)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	sort.Slice(stats, func(i, j int) bool { return stats[i].ID < stats[j].ID })
+
+	tunnelOut := make([]map[string]interface{}, 0, len(tunnels))
+	for _, t := range tunnels {
+		item := map[string]interface{}{
+			"id":             t.ID,
+			"userId":         t.UserID,
+			"tunnelId":       t.TunnelID,
+			"tunnelName":     t.TunnelName,
+			"tunnelFlow":     t.TunnelFlow,
+			"flow":           t.Flow,
+			"inFlow":         t.InFlow,
+			"outFlow":        t.OutFlow,
+			"num":            t.Num,
+			"flowResetTime":  t.FlowResetTime,
+			"expTime":        t.ExpTime,
+			"speedId":        nil,
+			"speedLimitName": nil,
+			"speed":          nil,
+		}
+		if t.SpeedID.Valid {
+			item["speedId"] = t.SpeedID.Int64
+		}
+		if t.SpeedLimit.Valid {
+			item["speedLimitName"] = t.SpeedLimit.String
+		}
+		if t.Speed.Valid {
+			item["speed"] = t.Speed.Int64
+		}
+		tunnelOut = append(tunnelOut, item)
+	}
+
+	forwardOut := make([]map[string]interface{}, 0, len(forwards))
+	for _, f := range forwards {
+		item := map[string]interface{}{
+			"id":          f.ID,
+			"name":        f.Name,
+			"tunnelId":    f.TunnelID,
+			"tunnelName":  f.TunnelName,
+			"inIp":        f.InIP,
+			"inPort":      nil,
+			"remoteAddr":  f.RemoteAddr,
+			"inFlow":      f.InFlow,
+			"outFlow":     f.OutFlow,
+			"status":      f.Status,
+			"createdTime": f.CreatedAt,
+		}
+		if f.InPort.Valid {
+			item["inPort"] = f.InPort.Int64
+		}
+		forwardOut = append(forwardOut, item)
+	}
+
+	payload := map[string]interface{}{
+		"userInfo": map[string]interface{}{
+			"id":            user.ID,
+			"name":          user.User,
+			"user":          user.User,
+			"status":        user.Status,
+			"flow":          user.Flow,
+			"inFlow":        user.InFlow,
+			"outFlow":       user.OutFlow,
+			"num":           user.Num,
+			"expTime":       user.ExpTime,
+			"flowResetTime": user.FlowResetTime,
+			"createdTime":   user.CreatedTime,
+			"updatedTime":   nullableNullInt64(user.UpdatedTime),
+		},
+		"tunnelPermissions": tunnelOut,
+		"forwards":          forwardOut,
+		"statisticsFlows":   stats,
+	}
+
+	response.WriteJSON(w, response.OK(payload))
+}
+
+func (h *Handler) updatePassword(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		response.WriteJSON(w, response.ErrDefault("请求失败"))
+		return
+	}
+
+	claims, ok := r.Context().Value(middleware.ClaimsContextKey).(auth.Claims)
+	if !ok {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	userID, err := parseUserID(claims.Sub)
+	if err != nil {
+		response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+		return
+	}
+
+	var req changePasswordRequest
+	if err := decodeJSON(r.Body, &req); err != nil {
+		response.WriteJSON(w, response.ErrDefault("修改账号密码时发生错误"))
+		return
+	}
+
+	if strings.TrimSpace(req.NewUsername) == "" {
+		response.WriteJSON(w, response.ErrDefault("新用户名不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.CurrentPassword) == "" {
+		response.WriteJSON(w, response.ErrDefault("当前密码不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.NewPassword) == "" {
+		response.WriteJSON(w, response.ErrDefault("新密码不能为空"))
+		return
+	}
+	if strings.TrimSpace(req.ConfirmPassword) == "" {
+		response.WriteJSON(w, response.ErrDefault("确认密码不能为空"))
+		return
+	}
+	if req.NewPassword != req.ConfirmPassword {
+		response.WriteJSON(w, response.ErrDefault("新密码和确认密码不匹配"))
+		return
+	}
+
+	user, err := h.repo.GetUserByID(userID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if user == nil {
+		response.WriteJSON(w, response.ErrDefault("用户不存在"))
+		return
+	}
+
+	if user.Pwd != security.MD5(req.CurrentPassword) {
+		response.WriteJSON(w, response.ErrDefault("当前密码错误"))
+		return
+	}
+
+	exists, err := h.repo.UsernameExistsExceptID(req.NewUsername, userID)
+	if err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+	if exists {
+		response.WriteJSON(w, response.ErrDefault("用户名已存在"))
+		return
+	}
+
+	if err := h.repo.UpdateUserNameAndPassword(userID, req.NewUsername, security.MD5(req.NewPassword), time.Now().UnixMilli()); err != nil {
+		response.WriteJSON(w, response.Err(-2, err.Error()))
+		return
+	}
+
+	response.WriteJSON(w, response.OKEmpty())
+}
+
+func (h *Handler) captchaEnabled() (bool, error) {
+	cfg, err := h.repo.GetConfigByName("captcha_enabled")
+	if err != nil {
+		return false, err
+	}
+	if cfg == nil {
+		return false, nil
+	}
+	return strings.EqualFold(cfg.Value, "true"), nil
+}
+
+func decodeJSON(body io.ReadCloser, out interface{}) error {
+	defer body.Close()
+	decoder := json.NewDecoder(body)
+	decoder.DisallowUnknownFields()
+	return decoder.Decode(out)
+}
+
+func parseUserID(sub string) (int64, error) {
+	id, err := strconv.ParseInt(sub, 10, 64)
+	if err != nil || id <= 0 {
+		return 0, strconv.ErrSyntax
+	}
+	return id, nil
+}
+
+func userIDFromRequest(r *http.Request) (int64, error) {
+	claims, ok := r.Context().Value(middleware.ClaimsContextKey).(auth.Claims)
+	if !ok {
+		return 0, strconv.ErrSyntax
+	}
+	return parseUserID(claims.Sub)
+}
+
+func userRoleFromRequest(r *http.Request) (int64, int, error) {
+	claims, ok := r.Context().Value(middleware.ClaimsContextKey).(auth.Claims)
+	if !ok {
+		return 0, 0, strconv.ErrSyntax
+	}
+	userID, err := parseUserID(claims.Sub)
+	if err != nil {
+		return 0, 0, err
+	}
+	return userID, claims.RoleID, nil
+}
+
+func nullableNullInt64(v sql.NullInt64) interface{} {
+	if v.Valid {
+		return v.Int64
+	}
+	return nil
+}
+
+func readAndDecryptFlowBody(body io.ReadCloser, secret string) (string, error) {
+	defer body.Close()
+	raw, err := io.ReadAll(body)
+	if err != nil {
+		return "", err
+	}
+	text := strings.TrimSpace(string(raw))
+	if text == "" {
+		return "", nil
+	}
+
+	var wrap struct {
+		Encrypted bool   `json:"encrypted"`
+		Data      string `json:"data"`
+		Timestamp int64  `json:"timestamp"`
+	}
+	if err := json.Unmarshal(raw, &wrap); err != nil || !wrap.Encrypted || strings.TrimSpace(wrap.Data) == "" {
+		return text, nil
+	}
+
+	crypto, err := security.NewAESCrypto(secret)
+	if err != nil {
+		return text, nil
+	}
+	plain, err := crypto.Decrypt(wrap.Data)
+	if err != nil {
+		return text, nil
+	}
+	return string(plain), nil
+}

go-backend/internal/http/handler/jobs.go

@@ -0,0 +1,270 @@
+package handler
+
+import (
+	"context"
+	"database/sql"
+	"time"
+)
+
+func (h *Handler) StartBackgroundJobs() {
+	if h == nil || h.repo == nil || h.repo.DB() == nil {
+		return
+	}
+
+	h.jobsMu.Lock()
+	if h.jobsStarted {
+		h.jobsMu.Unlock()
+		return
+	}
+	ctx, cancel := context.WithCancel(context.Background())
+	h.jobsCancel = cancel
+	h.jobsStarted = true
+	h.jobsWG.Add(2)
+	h.jobsMu.Unlock()
+
+	go h.runHourlyStatsLoop(ctx)
+	go h.runDailyMaintenanceLoop(ctx)
+}
+
+func (h *Handler) StopBackgroundJobs() {
+	if h == nil {
+		return
+	}
+
+	h.jobsMu.Lock()
+	if !h.jobsStarted {
+		h.jobsMu.Unlock()
+		return
+	}
+	cancel := h.jobsCancel
+	h.jobsCancel = nil
+	h.jobsStarted = false
+	h.jobsMu.Unlock()
+
+	if cancel != nil {
+		cancel()
+	}
+	h.jobsWG.Wait()
+}
+
+func (h *Handler) runHourlyStatsLoop(ctx context.Context) {
+	defer h.jobsWG.Done()
+
+	for {
+		wait := durationUntilNextHour(time.Now())
+		timer := time.NewTimer(wait)
+		select {
+		case <-ctx.Done():
+			if !timer.Stop() {
+				<-timer.C
+			}
+			return
+		case <-timer.C:
+			h.runStatisticsFlowJob(time.Now())
+		}
+	}
+}
+
+func (h *Handler) runDailyMaintenanceLoop(ctx context.Context) {
+	defer h.jobsWG.Done()
+
+	for {
+		wait := durationUntilNextDailyMaintenance(time.Now())
+		timer := time.NewTimer(wait)
+		select {
+		case <-ctx.Done():
+			if !timer.Stop() {
+				<-timer.C
+			}
+			return
+		case <-timer.C:
+			h.runResetAndExpiryJob(time.Now())
+		}
+	}
+}
+
+func durationUntilNextHour(now time.Time) time.Duration {
+	next := now.Truncate(time.Hour).Add(time.Hour)
+	return next.Sub(now)
+}
+
+func durationUntilNextDailyMaintenance(now time.Time) time.Duration {
+	next := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 5, 0, now.Location())
+	if !next.After(now) {
+		next = next.Add(24 * time.Hour)
+	}
+	return next.Sub(now)
+}
+
+func (h *Handler) runStatisticsFlowJob(now time.Time) {
+	if h == nil || h.repo == nil || h.repo.DB() == nil {
+		return
+	}
+
+	db := h.repo.DB()
+	nowMs := now.UnixMilli()
+	cutoffMs := nowMs - int64((48*time.Hour)/time.Millisecond)
+	_, _ = db.Exec(`DELETE FROM statistics_flow WHERE created_time < ?`, cutoffMs)
+
+	hourMark := now.Truncate(time.Hour)
+	hourText := hourMark.Format("15:04")
+	createdTime := hourMark.UnixMilli()
+
+	rows, err := db.Query(`SELECT id, in_flow, out_flow FROM user ORDER BY id ASC`)
+	if err != nil {
+		return
+	}
+	type userFlowSnapshot struct {
+		userID  int64
+		inFlow  int64
+		outFlow int64
+	}
+	users := make([]userFlowSnapshot, 0)
+
+	for rows.Next() {
+		var userID int64
+		var inFlow int64
+		var outFlow int64
+		if err := rows.Scan(&userID, &inFlow, &outFlow); err != nil {
+			continue
+		}
+		users = append(users, userFlowSnapshot{userID: userID, inFlow: inFlow, outFlow: outFlow})
+	}
+	_ = rows.Close()
+
+	for _, user := range users {
+		currentTotal := user.inFlow + user.outFlow
+		increment := currentTotal
+
+		var lastTotal sql.NullInt64
+		err := db.QueryRow(`SELECT total_flow FROM statistics_flow WHERE user_id = ? ORDER BY id DESC LIMIT 1`, user.userID).Scan(&lastTotal)
+		if err == nil && lastTotal.Valid {
+			increment = currentTotal - lastTotal.Int64
+			if increment < 0 {
+				increment = currentTotal
+			}
+		}
+
+		_, _ = db.Exec(`
+			INSERT INTO statistics_flow(user_id, flow, total_flow, time, created_time)
+			VALUES(?, ?, ?, ?, ?)
+		`, user.userID, increment, currentTotal, hourText, createdTime)
+	}
+}
+
+func (h *Handler) runResetAndExpiryJob(now time.Time) {
+	if h == nil || h.repo == nil || h.repo.DB() == nil {
+		return
+	}
+
+	h.resetMonthlyFlow(now)
+	h.disableExpiredUsers(now.UnixMilli())
+	h.disableExpiredUserTunnels(now.UnixMilli())
+}
+
+func (h *Handler) resetMonthlyFlow(now time.Time) {
+	db := h.repo.DB()
+	currentDay := now.Day()
+	lastDay := time.Date(now.Year(), now.Month()+1, 0, 0, 0, 0, 0, now.Location()).Day()
+
+	if currentDay == lastDay {
+		_, _ = db.Exec(`
+			UPDATE user
+			SET in_flow = 0, out_flow = 0
+			WHERE flow_reset_time != 0
+			  AND (flow_reset_time = ? OR flow_reset_time > ?)
+		`, currentDay, lastDay)
+		_, _ = db.Exec(`
+			UPDATE user_tunnel
+			SET in_flow = 0, out_flow = 0
+			WHERE flow_reset_time != 0
+			  AND (flow_reset_time = ? OR flow_reset_time > ?)
+		`, currentDay, lastDay)
+		return
+	}
+
+	_, _ = db.Exec(`
+		UPDATE user
+		SET in_flow = 0, out_flow = 0
+		WHERE flow_reset_time != 0
+		  AND flow_reset_time = ?
+	`, currentDay)
+	_, _ = db.Exec(`
+		UPDATE user_tunnel
+		SET in_flow = 0, out_flow = 0
+		WHERE flow_reset_time != 0
+		  AND flow_reset_time = ?
+	`, currentDay)
+}
+
+func (h *Handler) disableExpiredUsers(nowMs int64) {
+	db := h.repo.DB()
+	rows, err := db.Query(`
+		SELECT id
+		FROM user
+		WHERE role_id != 0
+		  AND status = 1
+		  AND exp_time IS NOT NULL
+		  AND exp_time < ?
+	`, nowMs)
+	if err != nil {
+		return
+	}
+	userIDs := make([]int64, 0)
+
+	for rows.Next() {
+		var userID int64
+		if err := rows.Scan(&userID); err != nil {
+			continue
+		}
+		userIDs = append(userIDs, userID)
+	}
+	_ = rows.Close()
+
+	for _, userID := range userIDs {
+		forwards, err := h.listActiveForwardsByUser(userID)
+		if err == nil {
+			h.pauseForwardRecords(forwards, nowMs)
+		}
+		_, _ = db.Exec(`UPDATE user SET status = 0 WHERE id = ?`, userID)
+	}
+}
+
+func (h *Handler) disableExpiredUserTunnels(nowMs int64) {
+	db := h.repo.DB()
+	rows, err := db.Query(`
+		SELECT id, user_id, tunnel_id
+		FROM user_tunnel
+		WHERE status = 1
+		  AND exp_time IS NOT NULL
+		  AND exp_time < ?
+	`, nowMs)
+	if err != nil {
+		return
+	}
+	type expiredUserTunnel struct {
+		userTunnelID int64
+		userID       int64
+		tunnelID     int64
+	}
+	items := make([]expiredUserTunnel, 0)
+
+	for rows.Next() {
+		var userTunnelID int64
+		var userID int64
+		var tunnelID int64
+		if err := rows.Scan(&userTunnelID, &userID, &tunnelID); err != nil {
+			continue
+		}
+		items = append(items, expiredUserTunnel{userTunnelID: userTunnelID, userID: userID, tunnelID: tunnelID})
+	}
+	_ = rows.Close()
+
+	for _, item := range items {
+		forwards, err := h.listActiveForwardsByUserTunnel(item.userID, item.tunnelID)
+		if err == nil {
+			h.pauseForwardRecords(forwards, nowMs)
+		}
+		_, _ = db.Exec(`UPDATE user_tunnel SET status = 0 WHERE id = ?`, item.userTunnelID)
+	}
+}

go-backend/internal/http/handler/jobs_test.go

@@ -0,0 +1,128 @@
+package handler
+
+import (
+	"path/filepath"
+	"testing"
+	"time"
+
+	"go-backend/internal/store/sqlite"
+)
+
+func TestRunStatisticsFlowJobTracksIncrementAndPrunes(t *testing.T) {
+	dbPath := filepath.Join(t.TempDir(), "jobs-stats.db")
+	repo, err := sqlite.Open(dbPath)
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+	t.Cleanup(func() { _ = repo.Close() })
+
+	h := New(repo, "secret")
+	now := time.Date(2026, 2, 7, 12, 0, 0, 0, time.UTC)
+	nowMs := now.UnixMilli()
+
+	if _, err := repo.DB().Exec(`UPDATE user SET in_flow = 100, out_flow = 200 WHERE id = 1`); err != nil {
+		t.Fatalf("seed user flow: %v", err)
+	}
+
+	if _, err := repo.DB().Exec(`INSERT INTO statistics_flow(user_id, flow, total_flow, time, created_time) VALUES(1, 250, 250, '11:00', ?)`, now.Add(-time.Hour).UnixMilli()); err != nil {
+		t.Fatalf("seed recent statistics row: %v", err)
+	}
+	if _, err := repo.DB().Exec(`INSERT INTO statistics_flow(user_id, flow, total_flow, time, created_time) VALUES(1, 10, 10, '00:00', ?)`, now.Add(-49*time.Hour).UnixMilli()); err != nil {
+		t.Fatalf("seed stale statistics row: %v", err)
+	}
+
+	h.runStatisticsFlowJob(now)
+
+	var staleCount int
+	if err := repo.DB().QueryRow(`SELECT COUNT(1) FROM statistics_flow WHERE created_time < ?`, nowMs-int64((48*time.Hour)/time.Millisecond)).Scan(&staleCount); err != nil {
+		t.Fatalf("query stale statistics rows: %v", err)
+	}
+	if staleCount != 0 {
+		t.Fatalf("expected stale statistics rows to be pruned, got %d", staleCount)
+	}
+
+	var flow int64
+	var total int64
+	var hour string
+	if err := repo.DB().QueryRow(`SELECT flow, total_flow, time FROM statistics_flow WHERE user_id = 1 ORDER BY id DESC LIMIT 1`).Scan(&flow, &total, &hour); err != nil {
+		t.Fatalf("query latest statistics row: %v", err)
+	}
+	if flow != 50 {
+		t.Fatalf("expected increment flow 50, got %d", flow)
+	}
+	if total != 300 {
+		t.Fatalf("expected total flow 300, got %d", total)
+	}
+	if hour != "12:00" {
+		t.Fatalf("expected hour mark 12:00, got %s", hour)
+	}
+}
+
+func TestRunResetAndExpiryJobResetsFlowAndDisablesExpiredRecords(t *testing.T) {
+	dbPath := filepath.Join(t.TempDir(), "jobs-reset.db")
+	repo, err := sqlite.Open(dbPath)
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+	t.Cleanup(func() { _ = repo.Close() })
+
+	h := New(repo, "secret")
+	now := time.Date(2026, 3, 15, 0, 0, 5, 0, time.UTC)
+	nowMs := now.UnixMilli()
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user(id, user, pwd, role_id, exp_time, flow, in_flow, out_flow, flow_reset_time, num, created_time, updated_time, status)
+		VALUES(2, 'expired_user', 'x', 1, ?, 100, 1000, 2000, 15, 1, ?, ?, 1)
+	`, nowMs-1000, nowMs, nowMs); err != nil {
+		t.Fatalf("insert expired user: %v", err)
+	}
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO tunnel(id, name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+		VALUES(1, 't1', 1.0, 1, 'tls', 1, ?, ?, 1, NULL, 0)
+	`, nowMs, nowMs); err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user_tunnel(id, user_id, tunnel_id, speed_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status)
+		VALUES(10, 2, 1, NULL, 1, 1, 300, 400, 15, ?, 1)
+	`, nowMs-1000); err != nil {
+		t.Fatalf("insert expired user_tunnel: %v", err)
+	}
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO forward(id, user_id, user_name, name, tunnel_id, remote_addr, strategy, in_flow, out_flow, created_time, updated_time, status, inx)
+		VALUES(20, 2, 'expired_user', 'f1', 1, '1.1.1.1:443', 'fifo', 0, 0, ?, ?, 1, 0)
+	`, nowMs, nowMs); err != nil {
+		t.Fatalf("insert forward: %v", err)
+	}
+
+	h.runResetAndExpiryJob(now)
+
+	var userIn, userOut int64
+	var userStatus int
+	if err := repo.DB().QueryRow(`SELECT in_flow, out_flow, status FROM user WHERE id = 2`).Scan(&userIn, &userOut, &userStatus); err != nil {
+		t.Fatalf("query user after maintenance: %v", err)
+	}
+	if userIn != 0 || userOut != 0 || userStatus != 0 {
+		t.Fatalf("expected user reset+disabled, got in=%d out=%d status=%d", userIn, userOut, userStatus)
+	}
+
+	var utIn, utOut int64
+	var utStatus int
+	if err := repo.DB().QueryRow(`SELECT in_flow, out_flow, status FROM user_tunnel WHERE id = 10`).Scan(&utIn, &utOut, &utStatus); err != nil {
+		t.Fatalf("query user_tunnel after maintenance: %v", err)
+	}
+	if utIn != 0 || utOut != 0 || utStatus != 0 {
+		t.Fatalf("expected user_tunnel reset+disabled, got in=%d out=%d status=%d", utIn, utOut, utStatus)
+	}
+
+	var forwardStatus int
+	if err := repo.DB().QueryRow(`SELECT status FROM forward WHERE id = 20`).Scan(&forwardStatus); err != nil {
+		t.Fatalf("query forward after maintenance: %v", err)
+	}
+	if forwardStatus != 0 {
+		t.Fatalf("expected forward status=0 after expiry handling, got %d", forwardStatus)
+	}
+}

go-backend/internal/http/middleware/auth.go

@@ -0,0 +1,117 @@
+package middleware
+
+import (
+	"context"
+	"net/http"
+	"strings"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/response"
+)
+
+type contextKey string
+
+const ClaimsContextKey contextKey = "claims"
+
+type AuthOptions struct {
+	JWTSecret string
+}
+
+func JWT(opts AuthOptions) func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			if shouldSkip(r.URL.Path) {
+				next.ServeHTTP(w, r)
+				return
+			}
+
+			if !strings.HasPrefix(r.URL.Path, "/api/") {
+				next.ServeHTTP(w, r)
+				return
+			}
+
+			token := strings.TrimSpace(r.Header.Get("Authorization"))
+			if token == "" {
+				response.WriteJSON(w, response.Err(401, "未登录或token已过期"))
+				return
+			}
+
+			claims, ok := auth.ValidateToken(token, opts.JWTSecret)
+			if !ok {
+				response.WriteJSON(w, response.Err(401, "无效的token或token已过期"))
+				return
+			}
+
+			if requiresAdmin(r.URL.Path) && claims.RoleID != 0 {
+				response.WriteJSON(w, response.Err(403, "权限不足，仅管理员可操作"))
+				return
+			}
+
+			ctx := context.WithValue(r.Context(), ClaimsContextKey, claims)
+			next.ServeHTTP(w, r.WithContext(ctx))
+		})
+	}
+}
+
+func RequireAdmin(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		raw := r.Context().Value(ClaimsContextKey)
+		claims, ok := raw.(auth.Claims)
+		if !ok {
+			response.WriteJSON(w, response.Err(401, "无法获取用户权限信息"))
+			return
+		}
+		if claims.RoleID != 0 {
+			response.WriteJSON(w, response.Err(403, "权限不足，仅管理员可操作"))
+			return
+		}
+		next.ServeHTTP(w, r)
+	})
+}
+
+func shouldSkip(path string) bool {
+	switch {
+	case strings.HasPrefix(path, "/flow/"):
+		return true
+	case strings.HasPrefix(path, "/api/v1/open_api/"):
+		return true
+	case strings.HasPrefix(path, "/api/v1/captcha/"):
+		return true
+	case path == "/api/v1/config/get":
+		return true
+	case path == "/api/v1/user/login":
+		return true
+	default:
+		return false
+	}
+}
+
+func requiresAdmin(path string) bool {
+	if strings.HasPrefix(path, "/api/v1/group/") {
+		return true
+	}
+
+	if strings.HasPrefix(path, "/api/v1/node/") {
+		return true
+	}
+
+	if strings.HasPrefix(path, "/api/v1/speed-limit/") {
+		return true
+	}
+
+	if strings.HasPrefix(path, "/api/v1/tunnel/") {
+		if strings.HasPrefix(path, "/api/v1/tunnel/user/tunnel") {
+			return false
+		}
+		return true
+	}
+
+	switch path {
+	case "/api/v1/user/create", "/api/v1/user/list", "/api/v1/user/update", "/api/v1/user/delete", "/api/v1/user/reset":
+		return true
+	case "/api/v1/config/update", "/api/v1/config/update-single":
+		return true
+	default:
+		return false
+	}
+}

go-backend/internal/http/middleware/cors.go

@@ -0,0 +1,17 @@
+package middleware
+
+import "net/http"
+
+func CORS(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+		w.Header().Set("Access-Control-Allow-Headers", "*")
+		w.Header().Set("Access-Control-Allow-Methods", "GET, POST, DELETE, PUT, OPTIONS")
+		w.Header().Set("Access-Control-Expose-Headers", "Authorization")
+		if r.Method == http.MethodOptions {
+			w.WriteHeader(http.StatusNoContent)
+			return
+		}
+		next.ServeHTTP(w, r)
+	})
+}

go-backend/internal/http/middleware/recover.go

@@ -0,0 +1,19 @@
+package middleware
+
+import (
+	"fmt"
+	"net/http"
+
+	"go-backend/internal/http/response"
+)
+
+func Recover(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		defer func() {
+			if rec := recover(); rec != nil {
+				response.WriteJSON(w, response.Err(-2, fmt.Sprint(rec)))
+			}
+		}()
+		next.ServeHTTP(w, r)
+	})
+}

go-backend/internal/http/middleware/request_log.go

@@ -0,0 +1,57 @@
+package middleware
+
+import (
+	"bufio"
+	"io"
+	"log"
+	"net"
+	"net/http"
+	"time"
+)
+
+type statusWriter struct {
+	http.ResponseWriter
+	status int
+}
+
+func (w *statusWriter) WriteHeader(code int) {
+	w.status = code
+	w.ResponseWriter.WriteHeader(code)
+}
+
+func (w *statusWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
+	hj, ok := w.ResponseWriter.(http.Hijacker)
+	if !ok {
+		return nil, nil, http.ErrNotSupported
+	}
+	return hj.Hijack()
+}
+
+func (w *statusWriter) Flush() {
+	if f, ok := w.ResponseWriter.(http.Flusher); ok {
+		f.Flush()
+	}
+}
+
+func (w *statusWriter) ReadFrom(r io.Reader) (int64, error) {
+	if rf, ok := w.ResponseWriter.(io.ReaderFrom); ok {
+		return rf.ReadFrom(r)
+	}
+	return io.Copy(w.ResponseWriter, r)
+}
+
+func (w *statusWriter) Push(target string, opts *http.PushOptions) error {
+	if p, ok := w.ResponseWriter.(http.Pusher); ok {
+		return p.Push(target, opts)
+	}
+	return http.ErrNotSupported
+}
+
+func RequestLog(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		sw := &statusWriter{ResponseWriter: w, status: http.StatusOK}
+		start := time.Now()
+		next.ServeHTTP(sw, r)
+		log.Printf("%s %s -> %d (%s)", r.Method, r.URL.Path, sw.status, time.Since(start).String())
+	})
+}

go-backend/internal/http/response/r.go

@@ -0,0 +1,48 @@
+package response
+
+import (
+	"encoding/json"
+	"net/http"
+	"time"
+)
+
+type R struct {
+	Code int         `json:"code"`
+	Msg  string      `json:"msg"`
+	TS   int64       `json:"ts"`
+	Data interface{} `json:"data,omitempty"`
+}
+
+func OK(data interface{}) R {
+	return R{
+		Code: 0,
+		Msg:  "操作成功",
+		TS:   time.Now().UnixMilli(),
+		Data: data,
+	}
+}
+
+func OKEmpty() R {
+	return R{
+		Code: 0,
+		Msg:  "操作成功",
+		TS:   time.Now().UnixMilli(),
+	}
+}
+
+func Err(code int, msg string) R {
+	return R{
+		Code: code,
+		Msg:  msg,
+		TS:   time.Now().UnixMilli(),
+	}
+}
+
+func ErrDefault(msg string) R {
+	return Err(-1, msg)
+}
+
+func WriteJSON(w http.ResponseWriter, payload R) {
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	_ = json.NewEncoder(w).Encode(payload)
+}

go-backend/internal/http/router.go

@@ -0,0 +1,20 @@
+package httpserver
+
+import (
+	"net/http"
+
+	"go-backend/internal/http/handler"
+	"go-backend/internal/http/middleware"
+)
+
+func NewRouter(h *handler.Handler, jwtSecret string) http.Handler {
+	mux := http.NewServeMux()
+	h.Register(mux)
+	mux.Handle("/system-info", h.WebSocketHandler())
+
+	wrapped := middleware.Recover(mux)
+	wrapped = middleware.JWT(middleware.AuthOptions{JWTSecret: jwtSecret})(wrapped)
+	wrapped = middleware.RequestLog(wrapped)
+	wrapped = middleware.CORS(wrapped)
+	return wrapped
+}

go-backend/internal/security/aes.go

@@ -0,0 +1,65 @@
+package security
+
+import (
+	"crypto/aes"
+	"crypto/cipher"
+	"crypto/rand"
+	"crypto/sha256"
+	"encoding/base64"
+	"fmt"
+)
+
+type AESCrypto struct {
+	key []byte
+}
+
+func NewAESCrypto(secret string) (*AESCrypto, error) {
+	if secret == "" {
+		return nil, fmt.Errorf("secret is empty")
+	}
+	hash := sha256.Sum256([]byte(secret))
+	return &AESCrypto{key: hash[:]}, nil
+}
+
+func (a *AESCrypto) Encrypt(plain []byte) (string, error) {
+	if len(plain) == 0 {
+		return "", fmt.Errorf("empty plaintext")
+	}
+	block, err := aes.NewCipher(a.key)
+	if err != nil {
+		return "", err
+	}
+	gcm, err := cipher.NewGCM(block)
+	if err != nil {
+		return "", err
+	}
+	nonce := make([]byte, gcm.NonceSize())
+	if _, err := rand.Read(nonce); err != nil {
+		return "", err
+	}
+	sealed := gcm.Seal(nil, nonce, plain, nil)
+	data := append(nonce, sealed...)
+	return base64.StdEncoding.EncodeToString(data), nil
+}
+
+func (a *AESCrypto) Decrypt(cipherText string) ([]byte, error) {
+	raw, err := base64.StdEncoding.DecodeString(cipherText)
+	if err != nil {
+		return nil, err
+	}
+	block, err := aes.NewCipher(a.key)
+	if err != nil {
+		return nil, err
+	}
+	gcm, err := cipher.NewGCM(block)
+	if err != nil {
+		return nil, err
+	}
+	nonceSize := gcm.NonceSize()
+	if len(raw) < nonceSize {
+		return nil, fmt.Errorf("ciphertext too short")
+	}
+	nonce := raw[:nonceSize]
+	data := raw[nonceSize:]
+	return gcm.Open(nil, nonce, data, nil)
+}

go-backend/internal/security/md5.go

@@ -0,0 +1,11 @@
+package security
+
+import (
+	"crypto/md5"
+	"fmt"
+)
+
+func MD5(input string) string {
+	hash := md5.Sum([]byte(input))
+	return fmt.Sprintf("%x", hash)
+}

go-backend/internal/store/sqlite/sql/data.sql

@@ -0,0 +1,5 @@
+INSERT OR IGNORE INTO user (id, user, pwd, role_id, exp_time, flow, in_flow, out_flow, flow_reset_time, num, created_time, updated_time, status)
+VALUES (1, 'admin_user', '3c85cdebade1c51cf64ca9f3c09d182d', 0, 2727251700000, 99999, 0, 0, 1, 99999, 1748914865000, 1754011744252, 1);
+
+INSERT OR IGNORE INTO vite_config (id, name, value, time)
+VALUES (1, 'app_name', 'flux', 1755147963000);

go-backend/internal/store/sqlite/sql/schema.sql

@@ -0,0 +1,182 @@
+-- SQLite Auto-generated schema
+-- This will be executed automatically on startup if tables don't exist
+
+CREATE TABLE IF NOT EXISTS forward (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_id INTEGER NOT NULL,
+  user_name VARCHAR(100) NOT NULL,
+  name VARCHAR(100) NOT NULL,
+  tunnel_id INTEGER NOT NULL,
+  remote_addr TEXT NOT NULL,
+  strategy VARCHAR(100) NOT NULL DEFAULT 'fifo',
+  in_flow INTEGER NOT NULL DEFAULT 0,
+  out_flow INTEGER NOT NULL DEFAULT 0,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER NOT NULL,
+  status INTEGER NOT NULL,
+  inx INTEGER NOT NULL DEFAULT 0
+);
+
+CREATE TABLE IF NOT EXISTS forward_port (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  forward_id INTEGER NOT NULL,
+  node_id INTEGER NOT NULL,
+  port INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS node (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(100) NOT NULL,
+  secret VARCHAR(100) NOT NULL,
+  server_ip VARCHAR(100) NOT NULL,
+  server_ip_v4 VARCHAR(100),
+  server_ip_v6 VARCHAR(100),
+  port TEXT NOT NULL,
+  interface_name VARCHAR(200),
+  version VARCHAR(100),
+  http INTEGER NOT NULL DEFAULT 0,
+  tls INTEGER NOT NULL DEFAULT 0,
+  socks INTEGER NOT NULL DEFAULT 0,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER,
+  status INTEGER NOT NULL,
+  tcp_listen_addr VARCHAR(100) NOT NULL DEFAULT '[::]',
+  udp_listen_addr VARCHAR(100) NOT NULL DEFAULT '[::]',
+  inx INTEGER NOT NULL DEFAULT 0
+);
+
+CREATE TABLE IF NOT EXISTS speed_limit (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(100) NOT NULL,
+  speed INTEGER NOT NULL,
+  tunnel_id INTEGER NOT NULL,
+  tunnel_name VARCHAR(100) NOT NULL,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER,
+  status INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS statistics_flow (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_id INTEGER NOT NULL,
+  flow INTEGER NOT NULL,
+  total_flow INTEGER NOT NULL,
+  time VARCHAR(100) NOT NULL,
+  created_time INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS tunnel (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(100) NOT NULL,
+  traffic_ratio REAL NOT NULL DEFAULT 1.0,
+  type INTEGER NOT NULL,
+  protocol VARCHAR(10) NOT NULL DEFAULT 'tls',
+  flow INTEGER NOT NULL,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER NOT NULL,
+  status INTEGER NOT NULL,
+  in_ip TEXT,
+  inx INTEGER NOT NULL DEFAULT 0
+);
+
+CREATE TABLE IF NOT EXISTS chain_tunnel (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    tunnel_id INTEGER NOT NULL ,
+    chain_type VARCHAR(10) NOT NULL,
+    node_id INTEGER NOT NULL ,
+    port INTEGER,
+    strategy VARCHAR(10),
+    inx  INTEGER,
+    protocol  VARCHAR(10)
+);
+
+
+CREATE TABLE IF NOT EXISTS user (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user VARCHAR(100) NOT NULL,
+  pwd VARCHAR(100) NOT NULL,
+  role_id INTEGER NOT NULL,
+  exp_time INTEGER NOT NULL,
+  flow INTEGER NOT NULL,
+  in_flow INTEGER NOT NULL DEFAULT 0,
+  out_flow INTEGER NOT NULL DEFAULT 0,
+  flow_reset_time INTEGER NOT NULL,
+  num INTEGER NOT NULL,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER,
+  status INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS user_tunnel (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_id INTEGER NOT NULL,
+  tunnel_id INTEGER NOT NULL,
+  speed_id INTEGER,
+  num INTEGER NOT NULL,
+  flow INTEGER NOT NULL,
+  in_flow INTEGER NOT NULL DEFAULT 0,
+  out_flow INTEGER NOT NULL DEFAULT 0,
+  flow_reset_time INTEGER NOT NULL,
+  exp_time INTEGER NOT NULL,
+  status INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS tunnel_group (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(100) NOT NULL,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER NOT NULL,
+  status INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS user_group (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(100) NOT NULL,
+  created_time INTEGER NOT NULL,
+  updated_time INTEGER NOT NULL,
+  status INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS tunnel_group_tunnel (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  tunnel_group_id INTEGER NOT NULL,
+  tunnel_id INTEGER NOT NULL,
+  created_time INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS user_group_user (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_group_id INTEGER NOT NULL,
+  user_id INTEGER NOT NULL,
+  created_time INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS group_permission (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_group_id INTEGER NOT NULL,
+  tunnel_group_id INTEGER NOT NULL,
+  created_time INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS group_permission_grant (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_group_id INTEGER NOT NULL,
+  tunnel_group_id INTEGER NOT NULL,
+  user_tunnel_id INTEGER NOT NULL,
+  created_by_group INTEGER NOT NULL DEFAULT 0,
+  created_time INTEGER NOT NULL
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_tunnel_group_name ON tunnel_group(name);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_user_group_name ON user_group(name);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_tunnel_group_tunnel_unique ON tunnel_group_tunnel(tunnel_group_id, tunnel_id);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_user_group_user_unique ON user_group_user(user_group_id, user_id);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_group_permission_unique ON group_permission(user_group_id, tunnel_group_id);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_group_permission_grant_unique ON group_permission_grant(user_group_id, tunnel_group_id, user_tunnel_id);
+
+CREATE TABLE IF NOT EXISTS vite_config (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  name VARCHAR(200) NOT NULL UNIQUE,
+  value VARCHAR(200) NOT NULL,
+  time INTEGER NOT NULL
+);

go-backend/internal/ws/server.go

@@ -0,0 +1,430 @@
+package ws
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"log"
+	"net/http"
+	"strconv"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/gorilla/websocket"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/security"
+	"go-backend/internal/store/sqlite"
+)
+
+type encryptedMessage struct {
+	Encrypted bool   `json:"encrypted"`
+	Data      string `json:"data"`
+	Timestamp int64  `json:"timestamp"`
+}
+
+type broadcastMessage struct {
+	ID   int64  `json:"id"`
+	Type string `json:"type"`
+	Data string `json:"data"`
+}
+
+type connWrap struct {
+	conn *websocket.Conn
+	mu   sync.Mutex
+}
+
+type nodeSession struct {
+	nodeID int64
+	secret string
+	conn   *connWrap
+}
+
+type commandResponse struct {
+	Type      string          `json:"type"`
+	Success   bool            `json:"success"`
+	Message   string          `json:"message"`
+	Data      json.RawMessage `json:"data,omitempty"`
+	RequestID string          `json:"requestId,omitempty"`
+}
+
+type pendingRequest struct {
+	nodeID int64
+	ch     chan CommandResult
+}
+
+type CommandResult struct {
+	Type    string                 `json:"type"`
+	Success bool                   `json:"success"`
+	Message string                 `json:"message"`
+	Data    map[string]interface{} `json:"data,omitempty"`
+}
+
+type Server struct {
+	repo      *sqlite.Repository
+	jwtSecret string
+	upgrader  websocket.Upgrader
+
+	mu      sync.RWMutex
+	admins  map[*connWrap]struct{}
+	nodes   map[int64]*nodeSession
+	byConn  map[*websocket.Conn]*nodeSession
+	pending map[string]pendingRequest
+}
+
+func NewServer(repo *sqlite.Repository, jwtSecret string) *Server {
+	return &Server{
+		repo:      repo,
+		jwtSecret: jwtSecret,
+		upgrader: websocket.Upgrader{
+			CheckOrigin: func(r *http.Request) bool { return true },
+		},
+		admins:  make(map[*connWrap]struct{}),
+		nodes:   make(map[int64]*nodeSession),
+		byConn:  make(map[*websocket.Conn]*nodeSession),
+		pending: make(map[string]pendingRequest),
+	}
+}
+
+func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	query := r.URL.Query()
+	typeVal := query.Get("type")
+	secret := query.Get("secret")
+
+	if typeVal == "1" {
+		node, err := s.repo.GetNodeBySecret(secret)
+		if err != nil || node == nil {
+			http.Error(w, "forbidden", http.StatusForbidden)
+			return
+		}
+		s.handleNode(w, r, node.ID, secret)
+		return
+	}
+
+	if typeVal == "0" {
+		if _, ok := auth.ValidateToken(secret, s.jwtSecret); !ok {
+			http.Error(w, "forbidden", http.StatusForbidden)
+			return
+		}
+		s.handleAdmin(w, r)
+		return
+	}
+
+	http.Error(w, "bad request", http.StatusBadRequest)
+}
+
+func (s *Server) handleAdmin(w http.ResponseWriter, r *http.Request) {
+	conn, err := s.upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		return
+	}
+	cw := &connWrap{conn: conn}
+
+	s.mu.Lock()
+	s.admins[cw] = struct{}{}
+	s.mu.Unlock()
+
+	defer func() {
+		s.mu.Lock()
+		delete(s.admins, cw)
+		s.mu.Unlock()
+		_ = conn.Close()
+	}()
+
+	for {
+		if _, _, err := conn.ReadMessage(); err != nil {
+			return
+		}
+	}
+}
+
+func (s *Server) handleNode(w http.ResponseWriter, r *http.Request, nodeID int64, secret string) {
+	conn, err := s.upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		return
+	}
+	cw := &connWrap{conn: conn}
+
+	version := r.URL.Query().Get("version")
+	httpVal := parseIntDefault(r.URL.Query().Get("http"), 0)
+	tlsVal := parseIntDefault(r.URL.Query().Get("tls"), 0)
+	socksVal := parseIntDefault(r.URL.Query().Get("socks"), 0)
+
+	s.mu.Lock()
+	if old, ok := s.nodes[nodeID]; ok {
+		_ = old.conn.conn.Close()
+		delete(s.byConn, old.conn.conn)
+	}
+	ns := &nodeSession{nodeID: nodeID, secret: secret, conn: cw}
+	s.nodes[nodeID] = ns
+	s.byConn[conn] = ns
+	s.mu.Unlock()
+
+	_ = s.repo.UpdateNodeOnline(nodeID, 1, version, httpVal, tlsVal, socksVal)
+	s.broadcastStatus(nodeID, 1)
+
+	defer func() {
+		needOfflineBroadcast := false
+		s.mu.Lock()
+		current, ok := s.nodes[nodeID]
+		if ok && current.conn.conn == conn {
+			delete(s.nodes, nodeID)
+			needOfflineBroadcast = true
+		}
+		delete(s.byConn, conn)
+		s.mu.Unlock()
+		if needOfflineBroadcast {
+			s.failPendingForNode(nodeID, "节点连接已断开")
+			_ = s.repo.UpdateNodeStatus(nodeID, 0)
+			s.broadcastStatus(nodeID, 0)
+		}
+		_ = conn.Close()
+	}()
+
+	for {
+		_, payload, err := conn.ReadMessage()
+		if err != nil {
+			return
+		}
+
+		msg := decryptIfNeeded(payload, secret)
+		s.tryResolvePending(nodeID, msg)
+		s.broadcastInfo(nodeID, msg)
+	}
+}
+
+func (s *Server) SendCommand(nodeID int64, cmdType string, data interface{}, timeout time.Duration) (CommandResult, error) {
+	if s == nil {
+		return CommandResult{}, errors.New("server not initialized")
+	}
+	if strings.TrimSpace(cmdType) == "" {
+		return CommandResult{}, errors.New("command type is empty")
+	}
+	if timeout <= 0 {
+		timeout = 10 * time.Second
+	}
+
+	s.mu.RLock()
+	ns, ok := s.nodes[nodeID]
+	s.mu.RUnlock()
+	if !ok || ns == nil || ns.conn == nil || ns.conn.conn == nil {
+		return CommandResult{}, errors.New("节点不在线")
+	}
+
+	requestID := fmt.Sprintf("%d_%d", nodeID, time.Now().UnixNano())
+	ch := make(chan CommandResult, 1)
+
+	s.mu.Lock()
+	s.pending[requestID] = pendingRequest{nodeID: nodeID, ch: ch}
+	s.mu.Unlock()
+
+	cleanup := func() {
+		s.mu.Lock()
+		if p, exists := s.pending[requestID]; exists {
+			delete(s.pending, requestID)
+			close(p.ch)
+		}
+		s.mu.Unlock()
+	}
+
+	cmdPayload := map[string]interface{}{
+		"type":      cmdType,
+		"data":      data,
+		"requestId": requestID,
+	}
+	rawCmd, err := json.Marshal(cmdPayload)
+	if err != nil {
+		cleanup()
+		return CommandResult{}, err
+	}
+
+	messageData := rawCmd
+	if strings.TrimSpace(ns.secret) != "" {
+		crypto, err := security.NewAESCrypto(ns.secret)
+		if err != nil {
+			cleanup()
+			return CommandResult{}, err
+		}
+		encrypted, err := crypto.Encrypt(rawCmd)
+		if err != nil {
+			cleanup()
+			return CommandResult{}, err
+		}
+		wrapper := map[string]interface{}{
+			"encrypted": true,
+			"data":      encrypted,
+			"timestamp": time.Now().UnixMilli(),
+		}
+		messageData, err = json.Marshal(wrapper)
+		if err != nil {
+			cleanup()
+			return CommandResult{}, err
+		}
+	}
+
+	ns.conn.mu.Lock()
+	err = ns.conn.conn.WriteMessage(websocket.TextMessage, messageData)
+	ns.conn.mu.Unlock()
+	if err != nil {
+		cleanup()
+		return CommandResult{}, err
+	}
+
+	select {
+	case result, ok := <-ch:
+		if !ok {
+			return CommandResult{}, errors.New("命令通道已关闭")
+		}
+		if !result.Success {
+			if strings.TrimSpace(result.Message) == "" {
+				result.Message = "命令执行失败"
+			}
+			return result, errors.New(result.Message)
+		}
+		return result, nil
+	case <-time.After(timeout):
+		cleanup()
+		return CommandResult{}, errors.New("等待节点响应超时")
+	}
+}
+
+func (s *Server) tryResolvePending(nodeID int64, message string) {
+	if s == nil || strings.TrimSpace(message) == "" {
+		return
+	}
+
+	var resp commandResponse
+	if err := json.Unmarshal([]byte(message), &resp); err != nil {
+		return
+	}
+	if strings.TrimSpace(resp.RequestID) == "" {
+		return
+	}
+
+	s.mu.Lock()
+	p, ok := s.pending[resp.RequestID]
+	if ok {
+		delete(s.pending, resp.RequestID)
+	}
+	s.mu.Unlock()
+	if !ok {
+		return
+	}
+	if p.nodeID != nodeID {
+		select {
+		case p.ch <- CommandResult{Type: resp.Type, Success: false, Message: "节点响应与请求不匹配"}:
+		default:
+		}
+		close(p.ch)
+		return
+	}
+
+	result := CommandResult{
+		Type:    resp.Type,
+		Success: resp.Success,
+		Message: resp.Message,
+	}
+	if len(resp.Data) > 0 {
+		var data map[string]interface{}
+		if err := json.Unmarshal(resp.Data, &data); err == nil {
+			result.Data = data
+		}
+	}
+
+	select {
+	case p.ch <- result:
+	default:
+	}
+	close(p.ch)
+}
+
+func (s *Server) failPendingForNode(nodeID int64, message string) {
+	if s == nil {
+		return
+	}
+
+	type pair struct {
+		id string
+		pr pendingRequest
+	}
+	items := make([]pair, 0)
+
+	s.mu.Lock()
+	for id, pr := range s.pending {
+		if pr.nodeID != nodeID {
+			continue
+		}
+		items = append(items, pair{id: id, pr: pr})
+		delete(s.pending, id)
+	}
+	s.mu.Unlock()
+
+	for _, item := range items {
+		select {
+		case item.pr.ch <- CommandResult{Success: false, Message: message}:
+		default:
+		}
+		close(item.pr.ch)
+	}
+}
+
+func (s *Server) broadcastStatus(nodeID int64, status int) {
+	payload := map[string]interface{}{
+		"id":   strconv.FormatInt(nodeID, 10),
+		"type": "status",
+		"data": status,
+	}
+	raw, _ := json.Marshal(payload)
+	s.broadcastToAdmins(string(raw))
+}
+
+func (s *Server) broadcastInfo(nodeID int64, data string) {
+	payload := broadcastMessage{ID: nodeID, Type: "info", Data: data}
+	raw, _ := json.Marshal(payload)
+	s.broadcastToAdmins(string(raw))
+}
+
+func (s *Server) broadcastToAdmins(message string) {
+	s.mu.RLock()
+	admins := make([]*connWrap, 0, len(s.admins))
+	for c := range s.admins {
+		admins = append(admins, c)
+	}
+	s.mu.RUnlock()
+
+	for _, c := range admins {
+		c.mu.Lock()
+		err := c.conn.WriteMessage(websocket.TextMessage, []byte(message))
+		c.mu.Unlock()
+		if err != nil {
+			log.Printf("websocket broadcast failed: %v", err)
+		}
+	}
+}
+
+func decryptIfNeeded(payload []byte, secret string) string {
+	text := string(payload)
+	var wrap encryptedMessage
+	if err := json.Unmarshal(payload, &wrap); err != nil || !wrap.Encrypted || strings.TrimSpace(wrap.Data) == "" {
+		return text
+	}
+
+	crypto, err := security.NewAESCrypto(secret)
+	if err != nil {
+		return text
+	}
+	plain, err := crypto.Decrypt(wrap.Data)
+	if err != nil {
+		return text
+	}
+	return string(plain)
+}
+
+func parseIntDefault(v string, fallback int) int {
+	x, err := strconv.Atoi(v)
+	if err != nil {
+		return fallback
+	}
+	return x
+}

go-backend/tests/contract/auth_contract_test.go

@@ -0,0 +1,90 @@
+package contract_test
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/middleware"
+	"go-backend/internal/http/response"
+)
+
+func TestJWTMiddlewareContracts(t *testing.T) {
+	secret := "unit-test-secret"
+
+	next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		response.WriteJSON(w, response.OK("pass"))
+	})
+
+	wrapped := middleware.JWT(middleware.AuthOptions{JWTSecret: secret})(next)
+
+	t.Run("login path is excluded", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/user/login", nil)
+		res := httptest.NewRecorder()
+		wrapped.ServeHTTP(res, req)
+		assertCode(t, res, 0)
+	})
+
+	t.Run("missing token returns 401 contract message", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/list", nil)
+		res := httptest.NewRecorder()
+		wrapped.ServeHTTP(res, req)
+		assertCodeMsg(t, res, 401, "未登录或token已过期")
+	})
+
+	t.Run("invalid token returns 401 contract message", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/list", nil)
+		req.Header.Set("Authorization", "invalid.token.value")
+		res := httptest.NewRecorder()
+		wrapped.ServeHTTP(res, req)
+		assertCodeMsg(t, res, 401, "无效的token或token已过期")
+	})
+
+	t.Run("valid token reaches next", func(t *testing.T) {
+		token, err := auth.GenerateToken(1, "admin_user", 0, secret)
+		if err != nil {
+			t.Fatalf("generate token: %v", err)
+		}
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/list", nil)
+		req.Header.Set("Authorization", token)
+		res := httptest.NewRecorder()
+		wrapped.ServeHTTP(res, req)
+		assertCode(t, res, 0)
+	})
+
+	t.Run("non-admin blocked on admin path", func(t *testing.T) {
+		token, err := auth.GenerateToken(2, "normal_user", 1, secret)
+		if err != nil {
+			t.Fatalf("generate token: %v", err)
+		}
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/config/update", nil)
+		req.Header.Set("Authorization", token)
+		res := httptest.NewRecorder()
+		wrapped.ServeHTTP(res, req)
+		assertCodeMsg(t, res, 403, "权限不足，仅管理员可操作")
+	})
+}
+
+func assertCode(t *testing.T, rec *httptest.ResponseRecorder, expected int) {
+	t.Helper()
+	var out response.R
+	if err := json.NewDecoder(rec.Body).Decode(&out); err != nil {
+		t.Fatalf("decode response: %v", err)
+	}
+	if out.Code != expected {
+		t.Fatalf("expected code %d, got %d", expected, out.Code)
+	}
+}
+
+func assertCodeMsg(t *testing.T, rec *httptest.ResponseRecorder, expectedCode int, expectedMsg string) {
+	t.Helper()
+	var out response.R
+	if err := json.NewDecoder(rec.Body).Decode(&out); err != nil {
+		t.Fatalf("decode response: %v", err)
+	}
+	if out.Code != expectedCode || out.Msg != expectedMsg {
+		t.Fatalf("expected (%d,%q), got (%d,%q)", expectedCode, expectedMsg, out.Code, out.Msg)
+	}
+}

go-backend/tests/contract/diagnosis_contract_test.go

@@ -0,0 +1,239 @@
+package contract
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"path/filepath"
+	"strconv"
+	"strings"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	httpserver "go-backend/internal/http"
+	"go-backend/internal/http/handler"
+	"go-backend/internal/http/response"
+	"go-backend/internal/store/sqlite"
+)
+
+func TestDiagnosisChainCoverageContracts(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupDiagnosisContractRouter(t, secret)
+	now := time.Now().UnixMilli()
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user(id, user, pwd, role_id, exp_time, flow, in_flow, out_flow, flow_reset_time, num, created_time, updated_time, status)
+		VALUES(2, 'normal_user', '3c85cdebade1c51cf64ca9f3c09d182d', 1, 2727251700000, 99999, 0, 0, 1, 99999, ?, ?, 1)
+	`, now, now); err != nil {
+		t.Fatalf("insert user: %v", err)
+	}
+
+	tunnelRes, err := repo.DB().Exec(`
+		INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "diagnose-chain-tunnel", 1.0, 2, "tls", 99999, now, now, 1, nil, 0)
+	if err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+	tunnelID, err := tunnelRes.LastInsertId()
+	if err != nil {
+		t.Fatalf("get tunnel id: %v", err)
+	}
+
+	insertNode := func(name, ip string) int64 {
+		res, err := repo.DB().Exec(`
+			INSERT INTO node(name, secret, server_ip, server_ip_v4, server_ip_v6, port, interface_name, version, http, tls, socks, created_time, updated_time, status, tcp_listen_addr, udp_listen_addr, inx)
+			VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+		`, name, name+"-secret", ip, ip, "", "30000-30010", "", "v1", 1, 1, 1, now, now, 1, "[::]", "[::]", 0)
+		if err != nil {
+			t.Fatalf("insert node %s: %v", name, err)
+		}
+		id, err := res.LastInsertId()
+		if err != nil {
+			t.Fatalf("get node id %s: %v", name, err)
+		}
+		return id
+	}
+
+	entryNodeID := insertNode("entry-node", "10.0.1.10")
+	chainNodeID := insertNode("chain-node", "10.0.1.20")
+	exitNodeID := insertNode("exit-node", "10.0.1.30")
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO chain_tunnel(tunnel_id, chain_type, node_id, port, strategy, inx, protocol)
+		VALUES(?, 1, ?, 30001, 'round', 1, 'tls')
+	`, tunnelID, entryNodeID); err != nil {
+		t.Fatalf("insert entry chain: %v", err)
+	}
+	if _, err := repo.DB().Exec(`
+		INSERT INTO chain_tunnel(tunnel_id, chain_type, node_id, port, strategy, inx, protocol)
+		VALUES(?, 2, ?, 30002, 'round', 1, 'tls')
+	`, tunnelID, chainNodeID); err != nil {
+		t.Fatalf("insert middle chain: %v", err)
+	}
+	if _, err := repo.DB().Exec(`
+		INSERT INTO chain_tunnel(tunnel_id, chain_type, node_id, port, strategy, inx, protocol)
+		VALUES(?, 3, ?, 30003, 'round', 1, 'tls')
+	`, tunnelID, exitNodeID); err != nil {
+		t.Fatalf("insert exit chain: %v", err)
+	}
+
+	forwardRes, err := repo.DB().Exec(`
+		INSERT INTO forward(user_id, user_name, name, tunnel_id, remote_addr, strategy, in_flow, out_flow, created_time, updated_time, status, inx)
+		VALUES(?, ?, ?, ?, ?, ?, 0, 0, ?, ?, 1, ?)
+	`, 2, "normal_user", "chain-forward", tunnelID, "8.8.8.8:53", "fifo", now, now, 0)
+	if err != nil {
+		t.Fatalf("insert forward: %v", err)
+	}
+	forwardID, err := forwardRes.LastInsertId()
+	if err != nil {
+		t.Fatalf("get forward id: %v", err)
+	}
+
+	userToken, err := auth.GenerateToken(2, "normal_user", 1, secret)
+	if err != nil {
+		t.Fatalf("generate user token: %v", err)
+	}
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+
+	t.Run("forward diagnose includes entry chain exit paths", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/forward/diagnose", bytes.NewBufferString(`{"forwardId":`+strconv.FormatInt(forwardID, 10)+`}`))
+		req.Header.Set("Authorization", userToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		payload, ok := out.Data.(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object payload, got %T", out.Data)
+		}
+		results, ok := payload["results"].([]interface{})
+		if !ok || len(results) == 0 {
+			t.Fatalf("expected non-empty results, got %v", payload["results"])
+		}
+
+		hasEntryToChain := false
+		hasChainToExit := false
+		hasExitToTarget := false
+		for _, raw := range results {
+			item, ok := raw.(map[string]interface{})
+			if !ok {
+				t.Fatalf("expected result object, got %T", raw)
+			}
+			if strings.TrimSpace(valueAsString(item["message"])) == "" {
+				t.Fatalf("expected non-empty message field")
+			}
+			from := valueAsInt(item["fromChainType"])
+			to := valueAsInt(item["toChainType"])
+			if from == 1 && to == 2 {
+				hasEntryToChain = true
+			}
+			if from == 2 && to == 3 {
+				hasChainToExit = true
+			}
+			if from == 3 {
+				hasExitToTarget = true
+			}
+		}
+
+		if !hasEntryToChain || !hasChainToExit || !hasExitToTarget {
+			t.Fatalf("expected entry->chain, chain->exit, exit->target coverage; got entry=%v chain=%v exit=%v", hasEntryToChain, hasChainToExit, hasExitToTarget)
+		}
+	})
+
+	t.Run("tunnel diagnose includes entry chain exit groups", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/diagnose", bytes.NewBufferString(`{"tunnelId":`+strconv.FormatInt(tunnelID, 10)+`}`))
+		req.Header.Set("Authorization", adminToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		payload, ok := out.Data.(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object payload, got %T", out.Data)
+		}
+		results, ok := payload["results"].([]interface{})
+		if !ok || len(results) == 0 {
+			t.Fatalf("expected non-empty results, got %v", payload["results"])
+		}
+
+		hasEntry := false
+		hasChain := false
+		hasExit := false
+		for _, raw := range results {
+			item, ok := raw.(map[string]interface{})
+			if !ok {
+				t.Fatalf("expected result object, got %T", raw)
+			}
+			if strings.TrimSpace(valueAsString(item["message"])) == "" {
+				t.Fatalf("expected non-empty message field")
+			}
+			switch valueAsInt(item["fromChainType"]) {
+			case 1:
+				hasEntry = true
+			case 2:
+				hasChain = true
+			case 3:
+				hasExit = true
+			}
+		}
+
+		if !hasEntry || !hasChain || !hasExit {
+			t.Fatalf("expected entry/chain/exit groups, got entry=%v chain=%v exit=%v", hasEntry, hasChain, hasExit)
+		}
+	})
+}
+
+func valueAsInt(v interface{}) int {
+	switch n := v.(type) {
+	case float64:
+		return int(n)
+	case int:
+		return n
+	case int64:
+		return int(n)
+	default:
+		return 0
+	}
+}
+
+func valueAsString(v interface{}) string {
+	s, _ := v.(string)
+	return s
+}
+
+func setupDiagnosisContractRouter(t *testing.T, jwtSecret string) (http.Handler, *sqlite.Repository) {
+	t.Helper()
+	dbPath := filepath.Join(t.TempDir(), "diagnosis-contract.db")
+	repo, err := sqlite.Open(dbPath)
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+	t.Cleanup(func() {
+		_ = repo.Close()
+	})
+
+	h := handler.New(repo, jwtSecret)
+	return httpserver.NewRouter(h, jwtSecret), repo
+}

go-backend/tests/contract/flow_contract_test.go

@@ -0,0 +1,44 @@
+package contract_test
+
+import (
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"go-backend/internal/http/handler"
+)
+
+func TestFlowEndpointsStringResponses(t *testing.T) {
+	h := handler.New(nil, "secret")
+	mux := http.NewServeMux()
+	h.Register(mux)
+
+	tests := []struct {
+		name     string
+		method   string
+		path     string
+		expected string
+	}{
+		{name: "flow test", method: http.MethodGet, path: "/flow/test", expected: "test"},
+		{name: "flow config", method: http.MethodPost, path: "/flow/config?secret=abc", expected: "ok"},
+		{name: "flow upload", method: http.MethodPost, path: "/flow/upload?secret=abc", expected: "ok"},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			req := httptest.NewRequest(tc.method, tc.path, nil)
+			res := httptest.NewRecorder()
+			mux.ServeHTTP(res, req)
+
+			body, err := io.ReadAll(res.Body)
+			if err != nil {
+				t.Fatalf("read body: %v", err)
+			}
+
+			if string(body) != tc.expected {
+				t.Fatalf("expected %q, got %q", tc.expected, string(body))
+			}
+		})
+	}
+}

go-backend/tests/contract/forward_contract_test.go

@@ -0,0 +1,202 @@
+package contract_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"strconv"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/response"
+)
+
+func TestForwardOwnershipAndScopeContracts(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupContractRouter(t, secret)
+	now := time.Now().UnixMilli()
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user(id, user, pwd, role_id, exp_time, flow, in_flow, out_flow, flow_reset_time, num, created_time, updated_time, status)
+		VALUES(2, 'normal_user', '3c85cdebade1c51cf64ca9f3c09d182d', 1, 2727251700000, 99999, 0, 0, 1, 99999, ?, ?, 1)
+	`, now, now); err != nil {
+		t.Fatalf("insert user: %v", err)
+	}
+
+	res, err := repo.DB().Exec(`
+		INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "contract-tunnel", 1.0, 1, "tls", 99999, now, now, 1, nil, 0)
+	if err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+	tunnelID, err := res.LastInsertId()
+	if err != nil {
+		t.Fatalf("get tunnel id: %v", err)
+	}
+
+	nodeRes, err := repo.DB().Exec(`
+		INSERT INTO node(name, secret, server_ip, server_ip_v4, server_ip_v6, port, interface_name, version, http, tls, socks, created_time, updated_time, status, tcp_listen_addr, udp_listen_addr, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "entry-node", "entry-secret", "10.0.0.10", "10.0.0.10", "", "20000-20010", "", "v1", 1, 1, 1, now, now, 1, "[::]", "[::]", 0)
+	if err != nil {
+		t.Fatalf("insert node: %v", err)
+	}
+	entryNodeID, err := nodeRes.LastInsertId()
+	if err != nil {
+		t.Fatalf("get node id: %v", err)
+	}
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO chain_tunnel(tunnel_id, chain_type, node_id, port, strategy, inx, protocol)
+		VALUES(?, 1, ?, 20001, 'round', 1, 'tls')
+	`, tunnelID, entryNodeID); err != nil {
+		t.Fatalf("insert chain_tunnel: %v", err)
+	}
+
+	resAdmin, err := repo.DB().Exec(`
+		INSERT INTO forward(user_id, user_name, name, tunnel_id, remote_addr, strategy, in_flow, out_flow, created_time, updated_time, status, inx)
+		VALUES(?, ?, ?, ?, ?, ?, 0, 0, ?, ?, 1, ?)
+	`, 1, "admin_user", "admin-forward", tunnelID, "1.1.1.1:443", "fifo", now, now, 0)
+	if err != nil {
+		t.Fatalf("insert admin forward: %v", err)
+	}
+	adminForwardID, err := resAdmin.LastInsertId()
+	if err != nil {
+		t.Fatalf("get admin forward id: %v", err)
+	}
+
+	resUser, err := repo.DB().Exec(`
+		INSERT INTO forward(user_id, user_name, name, tunnel_id, remote_addr, strategy, in_flow, out_flow, created_time, updated_time, status, inx)
+		VALUES(?, ?, ?, ?, ?, ?, 0, 0, ?, ?, 1, ?)
+	`, 2, "normal_user", "user-forward", tunnelID, "8.8.8.8:53", "fifo", now, now, 1)
+	if err != nil {
+		t.Fatalf("insert user forward: %v", err)
+	}
+	userForwardID, err := resUser.LastInsertId()
+	if err != nil {
+		t.Fatalf("get user forward id: %v", err)
+	}
+
+	userToken, err := auth.GenerateToken(2, "normal_user", 1, secret)
+	if err != nil {
+		t.Fatalf("generate user token: %v", err)
+	}
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+
+	t.Run("non-owner cannot delete another user's forward", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/forward/delete", bytes.NewBufferString(`{"id":`+jsonNumber(adminForwardID)+`}`))
+		req.Header.Set("Authorization", userToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		assertCodeMsg(t, res, -1, "转发不存在")
+	})
+
+	t.Run("non-admin forward list is scoped to owner", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/forward/list", bytes.NewBufferString(`{}`))
+		req.Header.Set("Authorization", userToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+		arr, ok := out.Data.([]interface{})
+		if !ok {
+			t.Fatalf("expected array data, got %T", out.Data)
+		}
+		if len(arr) != 1 {
+			t.Fatalf("expected 1 forward, got %d", len(arr))
+		}
+		item, ok := arr[0].(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object item, got %T", arr[0])
+		}
+		if got := int64(item["id"].(float64)); got != userForwardID {
+			t.Fatalf("expected forward id %d, got %d", userForwardID, got)
+		}
+	})
+
+	t.Run("forward diagnose returns structured payload", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/forward/diagnose", bytes.NewBufferString(`{"forwardId":`+jsonNumber(userForwardID)+`}`))
+		req.Header.Set("Authorization", userToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		payload, ok := out.Data.(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object payload, got %T", out.Data)
+		}
+		results, ok := payload["results"].([]interface{})
+		if !ok || len(results) == 0 {
+			t.Fatalf("expected non-empty results, got %v", payload["results"])
+		}
+		first, ok := results[0].(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected result object, got %T", results[0])
+		}
+		if _, ok := first["message"]; !ok {
+			t.Fatalf("expected message field in diagnosis result")
+		}
+		if got := int(first["fromChainType"].(float64)); got != 1 {
+			t.Fatalf("expected fromChainType=1, got %d", got)
+		}
+	})
+
+	t.Run("tunnel diagnose returns structured payload", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/diagnose", bytes.NewBufferString(`{"tunnelId":`+jsonNumber(tunnelID)+`}`))
+		req.Header.Set("Authorization", adminToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		payload, ok := out.Data.(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object payload, got %T", out.Data)
+		}
+		results, ok := payload["results"].([]interface{})
+		if !ok || len(results) == 0 {
+			t.Fatalf("expected non-empty results, got %v", payload["results"])
+		}
+		first, ok := results[0].(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected result object, got %T", results[0])
+		}
+		if _, ok := first["message"]; !ok {
+			t.Fatalf("expected message field in tunnel diagnosis result")
+		}
+	})
+}
+
+func jsonNumber(v int64) string {
+	return strconv.FormatInt(v, 10)
+}

go-backend/tests/contract/migration_contract_test.go

@@ -0,0 +1,215 @@
+package contract_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"path/filepath"
+	"strconv"
+	"strings"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	httpserver "go-backend/internal/http"
+	"go-backend/internal/http/handler"
+	"go-backend/internal/http/response"
+	"go-backend/internal/store/sqlite"
+)
+
+func TestCaptchaVerifyLoginContract(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupContractRouter(t, secret)
+
+	_, err := repo.DB().Exec(`
+		INSERT INTO vite_config(name, value, time)
+		VALUES(?, ?, ?)
+		ON CONFLICT(name) DO UPDATE SET value = excluded.value, time = excluded.time
+	`, "captcha_enabled", "true", time.Now().UnixMilli())
+	if err != nil {
+		t.Fatalf("enable captcha: %v", err)
+	}
+
+	t.Run("login denied without verified captcha token", func(t *testing.T) {
+		body := bytes.NewBufferString(`{"username":"admin_user","password":"admin_user","captchaId":""}`)
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/user/login", body)
+		req.Header.Set("Content-Type", "application/json")
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		assertCodeMsg(t, resp, -1, "验证码校验失败")
+	})
+
+	t.Run("captcha token is one-time and consumed by login", func(t *testing.T) {
+		verifyReq := httptest.NewRequest(http.MethodPost, "/api/v1/captcha/verify", bytes.NewBufferString(`{"id":"captcha-token-1","data":"ok"}`))
+		verifyReq.Header.Set("Content-Type", "application/json")
+		verifyResp := httptest.NewRecorder()
+
+		router.ServeHTTP(verifyResp, verifyReq)
+
+		var verifyOut struct {
+			Success bool `json:"success"`
+			Data    struct {
+				ValidToken string `json:"validToken"`
+			} `json:"data"`
+		}
+		if err := json.NewDecoder(verifyResp.Body).Decode(&verifyOut); err != nil {
+			t.Fatalf("decode captcha verify response: %v", err)
+		}
+		if !verifyOut.Success || verifyOut.Data.ValidToken != "captcha-token-1" {
+			t.Fatalf("unexpected captcha verify payload: success=%v token=%q", verifyOut.Success, verifyOut.Data.ValidToken)
+		}
+
+		loginBody := bytes.NewBufferString(`{"username":"admin_user","password":"admin_user","captchaId":"captcha-token-1"}`)
+		loginReq := httptest.NewRequest(http.MethodPost, "/api/v1/user/login", loginBody)
+		loginReq.Header.Set("Content-Type", "application/json")
+		loginResp := httptest.NewRecorder()
+		router.ServeHTTP(loginResp, loginReq)
+		assertCode(t, loginResp, 0)
+
+		replayBody := bytes.NewBufferString(`{"username":"admin_user","password":"admin_user","captchaId":"captcha-token-1"}`)
+		replayReq := httptest.NewRequest(http.MethodPost, "/api/v1/user/login", replayBody)
+		replayReq.Header.Set("Content-Type", "application/json")
+		replayResp := httptest.NewRecorder()
+		router.ServeHTTP(replayResp, replayReq)
+		assertCodeMsg(t, replayResp, -1, "验证码校验失败")
+	})
+}
+
+func TestOpenAPISubStoreContracts(t *testing.T) {
+	router, repo := setupContractRouter(t, "contract-jwt-secret")
+
+	const tunnelFlowGB = int64(500)
+	const tunnelInFlow = int64(123)
+	const tunnelOutFlow = int64(456)
+	const tunnelExpTimeMs = int64(2727251700000)
+
+	now := time.Now().UnixMilli()
+	res, err := repo.DB().Exec(`INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx) VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
+		"contract-tunnel", 1.0, 1, "tls", 1, now, now, 1, nil, 0)
+	if err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+	tunnelID, err := res.LastInsertId()
+	if err != nil {
+		t.Fatalf("last insert id: %v", err)
+	}
+	if _, err := repo.DB().Exec(`INSERT INTO user_tunnel(user_id, tunnel_id, speed_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status) VALUES(?, ?, NULL, ?, ?, ?, ?, ?, ?, ?)`,
+		1, tunnelID, 99999, tunnelFlowGB, tunnelInFlow, tunnelOutFlow, 1, tunnelExpTimeMs, 1); err != nil {
+		t.Fatalf("insert user_tunnel: %v", err)
+	}
+
+	t.Run("default user subscription payload", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodGet, "/api/v1/open_api/sub_store?user=admin_user&pwd=admin_user", nil)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		body, err := io.ReadAll(resp.Body)
+		if err != nil {
+			t.Fatalf("read body: %v", err)
+		}
+
+		expected := "upload=0; download=0; total=107373108658176; expire=2727251700"
+		if string(body) != expected {
+			t.Fatalf("expected body %q, got %q", expected, string(body))
+		}
+		if got := resp.Header().Get("subscription-userinfo"); got != expected {
+			t.Fatalf("expected subscription-userinfo %q, got %q", expected, got)
+		}
+		if !strings.Contains(resp.Header().Get("Content-Type"), "text/plain") {
+			t.Fatalf("expected text/plain content type, got %q", resp.Header().Get("Content-Type"))
+		}
+	})
+
+	t.Run("tunnel scoped subscription payload", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodGet, "/api/v1/open_api/sub_store?user=admin_user&pwd=admin_user&tunnel="+strconv.FormatInt(tunnelID, 10), nil)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		body, err := io.ReadAll(resp.Body)
+		if err != nil {
+			t.Fatalf("read body: %v", err)
+		}
+
+		expected := "upload=123; download=456; total=536870912000; expire=2727251700"
+		if string(body) != expected {
+			t.Fatalf("expected body %q, got %q", expected, string(body))
+		}
+		if got := resp.Header().Get("subscription-userinfo"); got != expected {
+			t.Fatalf("expected subscription-userinfo %q, got %q", expected, got)
+		}
+	})
+
+	t.Run("invalid credentials returns contract error", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodGet, "/api/v1/open_api/sub_store?user=admin_user&pwd=wrong", nil)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		assertCodeMsg(t, resp, -1, "鉴权失败")
+	})
+
+	t.Run("missing tunnel returns contract error", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodGet, "/api/v1/open_api/sub_store?user=admin_user&pwd=admin_user&tunnel=999999", nil)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		assertCodeMsg(t, resp, -1, "隧道不存在")
+	})
+}
+
+func TestSpeedLimitTunnelsRouteAlias(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, _ := setupContractRouter(t, secret)
+
+	t.Run("missing token blocked", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/speed-limit/tunnels", nil)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		assertCodeMsg(t, resp, 401, "未登录或token已过期")
+	})
+
+	t.Run("admin token receives success envelope", func(t *testing.T) {
+		token, err := auth.GenerateToken(1, "admin_user", 0, secret)
+		if err != nil {
+			t.Fatalf("generate token: %v", err)
+		}
+
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/speed-limit/tunnels", nil)
+		req.Header.Set("Authorization", token)
+		resp := httptest.NewRecorder()
+
+		router.ServeHTTP(resp, req)
+
+		var out response.R
+		if err := json.NewDecoder(resp.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+	})
+}
+
+func setupContractRouter(t *testing.T, jwtSecret string) (http.Handler, *sqlite.Repository) {
+	t.Helper()
+	dbPath := filepath.Join(t.TempDir(), "contract.db")
+	repo, err := sqlite.Open(dbPath)
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+	t.Cleanup(func() {
+		_ = repo.Close()
+	})
+
+	h := handler.New(repo, jwtSecret)
+	return httpserver.NewRouter(h, jwtSecret), repo
+}

go-backend/tests/contract/tunnel_create_contract_test.go

@@ -0,0 +1,151 @@
+package contract_test
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"strconv"
+	"strings"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/response"
+)
+
+func TestTunnelCreateRuntimeRollbackContract(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupContractRouter(t, secret)
+	now := time.Now().UnixMilli()
+
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+
+	insertNode := func(name, ip, portRange string) int64 {
+		res, err := repo.DB().Exec(`
+			INSERT INTO node(name, secret, server_ip, server_ip_v4, server_ip_v6, port, interface_name, version, http, tls, socks, created_time, updated_time, status, tcp_listen_addr, udp_listen_addr, inx)
+			VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+		`, name, name+"-secret", ip, ip, "", portRange, "", "v1", 1, 1, 1, now, now, 1, "[::]", "[::]", 0)
+		if err != nil {
+			t.Fatalf("insert node %s: %v", name, err)
+		}
+		id, err := res.LastInsertId()
+		if err != nil {
+			t.Fatalf("get node id %s: %v", name, err)
+		}
+		return id
+	}
+
+	entryID := insertNode("create-entry", "10.20.0.1", "30000-30010")
+	chainID := insertNode("create-chain", "10.20.0.2", "31000-31010")
+	exitID := insertNode("create-exit", "10.20.0.3", "32000-32010")
+
+	payload := `{"name":"runtime-rollback-tunnel","type":2,"flow":99999,"status":1,"inNodeId":[{"nodeId":` + jsonInt(entryID) + `,"protocol":"tls"}],"chainNodes":[[{"nodeId":` + jsonInt(chainID) + `,"protocol":"tls","strategy":"round"}]],"outNodeId":[{"nodeId":` + jsonInt(exitID) + `,"protocol":"tls"}]}`
+	req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/create", bytes.NewBufferString(payload))
+	req.Header.Set("Authorization", adminToken)
+	req.Header.Set("Content-Type", "application/json")
+	res := httptest.NewRecorder()
+
+	router.ServeHTTP(res, req)
+
+	var out response.R
+	if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+		t.Fatalf("decode response: %v", err)
+	}
+	if out.Code == 0 {
+		t.Fatalf("expected create failure when nodes are offline")
+	}
+	if !strings.Contains(out.Msg, "节点") {
+		t.Fatalf("expected node-related error, got %q", out.Msg)
+	}
+
+	var tunnelCount int
+	if err := repo.DB().QueryRow(`SELECT COUNT(1) FROM tunnel WHERE name = ?`, "runtime-rollback-tunnel").Scan(&tunnelCount); err != nil {
+		t.Fatalf("count tunnel: %v", err)
+	}
+	if tunnelCount != 0 {
+		t.Fatalf("expected tunnel rollback, found %d records", tunnelCount)
+	}
+
+	var chainCount int
+	if err := repo.DB().QueryRow(`SELECT COUNT(1) FROM chain_tunnel`).Scan(&chainCount); err != nil {
+		t.Fatalf("count chain_tunnel: %v", err)
+	}
+	if chainCount != 0 {
+		t.Fatalf("expected chain_tunnel rollback, found %d records", chainCount)
+	}
+}
+
+func TestTunnelUpdateAssignsChainPortsContract(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupContractRouter(t, secret)
+	now := time.Now().UnixMilli()
+
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+
+	insertNode := func(name, ip, portRange string) int64 {
+		res, err := repo.DB().Exec(`
+			INSERT INTO node(name, secret, server_ip, server_ip_v4, server_ip_v6, port, interface_name, version, http, tls, socks, created_time, updated_time, status, tcp_listen_addr, udp_listen_addr, inx)
+			VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+		`, name, name+"-secret", ip, ip, "", portRange, "", "v1", 1, 1, 1, now, now, 1, "[::]", "[::]", 0)
+		if err != nil {
+			t.Fatalf("insert node %s: %v", name, err)
+		}
+		id, err := res.LastInsertId()
+		if err != nil {
+			t.Fatalf("get node id %s: %v", name, err)
+		}
+		return id
+	}
+
+	entryID := insertNode("update-entry", "10.30.0.1", "40000-40010")
+	chainID := insertNode("update-chain", "10.30.0.2", "41000-41010")
+	exitID := insertNode("update-exit", "10.30.0.3", "42000-42010")
+
+	tunnelRes, err := repo.DB().Exec(`
+		INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+		VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+	`, "update-port-tunnel", 1.0, 1, "tls", 99999, now, now, 1, nil, 0)
+	if err != nil {
+		t.Fatalf("insert tunnel: %v", err)
+	}
+	tunnelID, err := tunnelRes.LastInsertId()
+	if err != nil {
+		t.Fatalf("get tunnel id: %v", err)
+	}
+
+	payload := `{"id":` + jsonInt(tunnelID) + `,"name":"update-port-tunnel","type":2,"flow":99999,"trafficRatio":1.0,"status":1,"inNodeId":[{"nodeId":` + jsonInt(entryID) + `,"protocol":"tls"}],"chainNodes":[[{"nodeId":` + jsonInt(chainID) + `,"protocol":"tls","strategy":"round"}]],"outNodeId":[{"nodeId":` + jsonInt(exitID) + `,"protocol":"tls"}]}`
+	req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/update", bytes.NewBufferString(payload))
+	req.Header.Set("Authorization", adminToken)
+	req.Header.Set("Content-Type", "application/json")
+	res := httptest.NewRecorder()
+
+	router.ServeHTTP(res, req)
+	assertCode(t, res, 0)
+
+	var chainPort int
+	if err := repo.DB().QueryRow(`SELECT port FROM chain_tunnel WHERE tunnel_id = ? AND chain_type = 2 LIMIT 1`, tunnelID).Scan(&chainPort); err != nil {
+		t.Fatalf("query chain port: %v", err)
+	}
+	if chainPort <= 0 {
+		t.Fatalf("expected chain node port to be assigned, got %d", chainPort)
+	}
+
+	var outPort int
+	if err := repo.DB().QueryRow(`SELECT port FROM chain_tunnel WHERE tunnel_id = ? AND chain_type = 3 LIMIT 1`, tunnelID).Scan(&outPort); err != nil {
+		t.Fatalf("query out port: %v", err)
+	}
+	if outPort <= 0 {
+		t.Fatalf("expected out node port to be assigned, got %d", outPort)
+	}
+}
+
+func jsonInt(v int64) string {
+	return strconv.FormatInt(v, 10)
+}

go-backend/tests/contract/tunnel_visibility_contract_test.go

@@ -0,0 +1,138 @@
+package contract
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"go-backend/internal/auth"
+	"go-backend/internal/http/response"
+)
+
+func TestUserTunnelVisibleListContracts(t *testing.T) {
+	secret := "contract-jwt-secret"
+	router, repo := setupDiagnosisContractRouter(t, secret)
+	now := time.Now().UnixMilli()
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user(id, user, pwd, role_id, exp_time, flow, in_flow, out_flow, flow_reset_time, num, created_time, updated_time, status)
+		VALUES(2, 'normal_user', '3c85cdebade1c51cf64ca9f3c09d182d', 1, 2727251700000, 99999, 0, 0, 1, 99999, ?, ?, 1)
+	`, now, now); err != nil {
+		t.Fatalf("insert user: %v", err)
+	}
+
+	insertTunnel := func(name string, status int, inx int64) int64 {
+		res, err := repo.DB().Exec(`
+			INSERT INTO tunnel(name, traffic_ratio, type, protocol, flow, created_time, updated_time, status, in_ip, inx)
+			VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+		`, name, 1.0, 1, "tls", 99999, now, now, status, nil, inx)
+		if err != nil {
+			t.Fatalf("insert tunnel %s: %v", name, err)
+		}
+		id, err := res.LastInsertId()
+		if err != nil {
+			t.Fatalf("get tunnel id %s: %v", name, err)
+		}
+		return id
+	}
+
+	enabledA := insertTunnel("enabled-A", 1, 1)
+	enabledB := insertTunnel("enabled-B", 1, 2)
+	disabledC := insertTunnel("disabled-C", 0, 3)
+
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user_tunnel(user_id, tunnel_id, speed_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status)
+		VALUES(?, ?, NULL, ?, ?, 0, 0, ?, ?, ?)
+	`, 2, enabledA, 100, 1000, 1, 2727251700000, 0); err != nil {
+		t.Fatalf("insert user_tunnel enabledA: %v", err)
+	}
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user_tunnel(user_id, tunnel_id, speed_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status)
+		VALUES(?, ?, NULL, ?, ?, 0, 0, ?, ?, ?)
+	`, 2, enabledB, 100, 1000, 1, 2727251700000, 1); err != nil {
+		t.Fatalf("insert user_tunnel enabledB: %v", err)
+	}
+	if _, err := repo.DB().Exec(`
+		INSERT INTO user_tunnel(user_id, tunnel_id, speed_id, num, flow, in_flow, out_flow, flow_reset_time, exp_time, status)
+		VALUES(?, ?, NULL, ?, ?, 0, 0, ?, ?, ?)
+	`, 2, disabledC, 100, 1000, 1, 2727251700000, 1); err != nil {
+		t.Fatalf("insert user_tunnel disabledC: %v", err)
+	}
+
+	adminToken, err := auth.GenerateToken(1, "admin_user", 0, secret)
+	if err != nil {
+		t.Fatalf("generate admin token: %v", err)
+	}
+	userToken, err := auth.GenerateToken(2, "normal_user", 1, secret)
+	if err != nil {
+		t.Fatalf("generate user token: %v", err)
+	}
+
+	t.Run("admin sees all enabled tunnels without user_tunnel rows", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/user/tunnel", nil)
+		req.Header.Set("Authorization", adminToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		ids := collectTunnelIDs(t, out.Data)
+		if !ids[enabledA] || !ids[enabledB] {
+			t.Fatalf("expected enabled tunnels for admin, got %v", ids)
+		}
+		if ids[disabledC] {
+			t.Fatalf("did not expect disabled tunnel for admin")
+		}
+	})
+
+	t.Run("normal user sees enabled assigned tunnels regardless of user_tunnel status", func(t *testing.T) {
+		req := httptest.NewRequest(http.MethodPost, "/api/v1/tunnel/user/tunnel", nil)
+		req.Header.Set("Authorization", userToken)
+		res := httptest.NewRecorder()
+
+		router.ServeHTTP(res, req)
+
+		var out response.R
+		if err := json.NewDecoder(res.Body).Decode(&out); err != nil {
+			t.Fatalf("decode response: %v", err)
+		}
+		if out.Code != 0 {
+			t.Fatalf("expected code 0, got %d (%s)", out.Code, out.Msg)
+		}
+
+		ids := collectTunnelIDs(t, out.Data)
+		if !ids[enabledA] || !ids[enabledB] {
+			t.Fatalf("expected enabled assigned tunnels for user, got %v", ids)
+		}
+		if ids[disabledC] {
+			t.Fatalf("did not expect disabled tunnel for user")
+		}
+	})
+}
+
+func collectTunnelIDs(t *testing.T, data interface{}) map[int64]bool {
+	t.Helper()
+	arr, ok := data.([]interface{})
+	if !ok {
+		t.Fatalf("expected array data, got %T", data)
+	}
+	ids := make(map[int64]bool, len(arr))
+	for _, item := range arr {
+		obj, ok := item.(map[string]interface{})
+		if !ok {
+			t.Fatalf("expected object item, got %T", item)
+		}
+		id := int64(obj["id"].(float64))
+		ids[id] = true
+	}
+	return ids
+}

gva_jwt.go

@@ -0,0 +1,89 @@
+package middleware
+
+import (
+	"errors"
+	"strconv"
+	"time"
+
+	"github.com/flipped-aurora/gin-vue-admin/server/global"
+	"github.com/flipped-aurora/gin-vue-admin/server/utils"
+	"github.com/golang-jwt/jwt/v5"
+
+	"github.com/flipped-aurora/gin-vue-admin/server/model/common/response"
+	"github.com/gin-gonic/gin"
+)
+
+func JWTAuth() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		// 我们这里jwt鉴权取头部信息 x-token 登录时回返回token信息 这里前端需要把token存储到cookie或者本地localStorage中 不过需要跟后端协商过期时间 可以约定刷新令牌或者重新登录
+		token := utils.GetToken(c)
+		if token == "" {
+			response.NoAuth("未登录或非法访问，请登录", c)
+			c.Abort()
+			return
+		}
+		if isBlacklist(token) {
+			response.NoAuth("您的帐户异地登陆或令牌失效", c)
+			utils.ClearToken(c)
+			c.Abort()
+			return
+		}
+		j := utils.NewJWT()
+		// parseToken 解析token包含的信息
+		claims, err := j.ParseToken(token)
+		if err != nil {
+			if errors.Is(err, utils.TokenExpired) {
+				response.NoAuth("登录已过期，请重新登录", c)
+				utils.ClearToken(c)
+				c.Abort()
+				return
+			}
+			response.NoAuth(err.Error(), c)
+			utils.ClearToken(c)
+			c.Abort()
+			return
+		}
+
+		// 已登录用户被管理员禁用 需要使该用户的jwt失效 此处比较消耗性能 如果需要 请自行打开
+		// 用户被删除的逻辑 需要优化 此处比较消耗性能 如果需要 请自行打开
+
+		//if user, err := userService.FindUserByUuid(claims.UUID.String()); err != nil || user.Enable == 2 {
+		//	_ = jwtService.JsonInBlacklist(system.JwtBlacklist{Jwt: token})
+		//	response.FailWithDetailed(gin.H{"reload": true}, err.Error(), c)
+		//	c.Abort()
+		//}
+		c.Set("claims", claims)
+		if claims.ExpiresAt.Unix()-time.Now().Unix() < claims.BufferTime {
+			dr, _ := utils.ParseDuration(global.GVA_CONFIG.JWT.ExpiresTime)
+			claims.ExpiresAt = jwt.NewNumericDate(time.Now().Add(dr))
+			newToken, _ := j.CreateTokenByOldToken(token, *claims)
+			newClaims, _ := j.ParseToken(newToken)
+			c.Header("new-token", newToken)
+			c.Header("new-expires-at", strconv.FormatInt(newClaims.ExpiresAt.Unix(), 10))
+			utils.SetToken(c, newToken, int(dr.Seconds()/60))
+			if global.GVA_CONFIG.System.UseMultipoint {
+				// 记录新的活跃jwt
+				_ = utils.SetRedisJWT(newToken, newClaims.Username)
+			}
+		}
+		c.Next()
+
+		if newToken, exists := c.Get("new-token"); exists {
+			c.Header("new-token", newToken.(string))
+		}
+		if newExpiresAt, exists := c.Get("new-expires-at"); exists {
+			c.Header("new-expires-at", newExpiresAt.(string))
+		}
+	}
+}
+
+//@author: [piexlmax](https://github.com/piexlmax)
+//@function: IsBlacklist
+//@description: 判断JWT是否在黑名单内部
+//@param: jwt string
+//@return: bool
+
+func isBlacklist(jwt string) bool {
+	_, ok := global.BlackCache.Get(jwt)
+	return ok
+}

gva_response.go

@@ -0,0 +1,62 @@
+package response
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+type Response struct {
+	Code int         `json:"code"`
+	Data interface{} `json:"data"`
+	Msg  string      `json:"msg"`
+}
+
+const (
+	ERROR   = 7
+	SUCCESS = 0
+)
+
+func Result(code int, data interface{}, msg string, c *gin.Context) {
+	c.JSON(http.StatusOK, Response{
+		code,
+		data,
+		msg,
+	})
+}
+
+func Ok(c *gin.Context) {
+	Result(SUCCESS, map[string]interface{}{}, "操作成功", c)
+}
+
+func OkWithMessage(message string, c *gin.Context) {
+	Result(SUCCESS, map[string]interface{}{}, message, c)
+}
+
+func OkWithData(data interface{}, c *gin.Context) {
+	Result(SUCCESS, data, "成功", c)
+}
+
+func OkWithDetailed(data interface{}, message string, c *gin.Context) {
+	Result(SUCCESS, data, message, c)
+}
+
+func Fail(c *gin.Context) {
+	Result(ERROR, map[string]interface{}{}, "操作失败", c)
+}
+
+func FailWithMessage(message string, c *gin.Context) {
+	Result(ERROR, map[string]interface{}{}, message, c)
+}
+
+func NoAuth(message string, c *gin.Context) {
+	c.JSON(http.StatusUnauthorized, Response{
+		7,
+		nil,
+		message,
+	})
+}
+
+func FailWithDetailed(data interface{}, message string, c *gin.Context) {
+	Result(ERROR, data, message, c)
+}

gva_user_router.go

@@ -0,0 +1,28 @@
+package system
+
+import (
+	"github.com/flipped-aurora/gin-vue-admin/server/middleware"
+	"github.com/gin-gonic/gin"
+)
+
+type UserRouter struct{}
+
+func (s *UserRouter) InitUserRouter(Router *gin.RouterGroup) {
+	userRouter := Router.Group("user").Use(middleware.OperationRecord())
+	userRouterWithoutRecord := Router.Group("user")
+	{
+		userRouter.POST("admin_register", baseApi.Register)               // 管理员注册账号
+		userRouter.POST("changePassword", baseApi.ChangePassword)         // 用户修改密码
+		userRouter.POST("setUserAuthority", baseApi.SetUserAuthority)     // 设置用户权限
+		userRouter.DELETE("deleteUser", baseApi.DeleteUser)               // 删除用户
+		userRouter.PUT("setUserInfo", baseApi.SetUserInfo)                // 设置用户信息
+		userRouter.PUT("setSelfInfo", baseApi.SetSelfInfo)                // 设置自身信息
+		userRouter.POST("setUserAuthorities", baseApi.SetUserAuthorities) // 设置用户权限组
+		userRouter.POST("resetPassword", baseApi.ResetPassword)           // 重置用户密码
+		userRouter.PUT("setSelfSetting", baseApi.SetSelfSetting)          // 用户界面配置
+	}
+	{
+		userRouterWithoutRecord.POST("getUserList", baseApi.GetUserList) // 分页获取用户列表
+		userRouterWithoutRecord.GET("getUserInfo", baseApi.GetUserInfo)  // 获取自身信息
+	}
+}

panel_install.sh

@@ -337,7 +337,7 @@ update_panel() {
   fi
 
   # 先发送 SIGTERM 信号，让应用优雅关闭
-  docker stop -t 30 springboot-backend 2>/dev/null || true
+  docker stop -t 30 go-backend 2>/dev/null || true
   docker stop -t 10 vite-frontend 2>/dev/null || true
   
   # 等待 WAL 文件同步
@@ -359,8 +359,8 @@ update_panel() {
   # 检查后端容器健康状态
   echo "🔍 检查后端服务状态..."
   for i in {1..90}; do
-    if docker ps --format "{{.Names}}" | grep -q "^springboot-backend$"; then
-      BACKEND_HEALTH=$(docker inspect -f '{{.State.Health.Status}}' springboot-backend 2>/dev/null || echo "unknown")
+    if docker ps --format "{{.Names}}" | grep -q "^go-backend$"; then
+      BACKEND_HEALTH=$(docker inspect -f '{{.State.Health.Status}}' go-backend 2>/dev/null || echo "unknown")
       if [[ "$BACKEND_HEALTH" == "healthy" ]]; then
         echo "✅ 后端服务健康检查通过"
         break
@@ -376,7 +376,7 @@ update_panel() {
     fi
     if [ $i -eq 90 ]; then
       echo "❌ 后端服务启动超时（90秒）"
-      echo "🔍 当前状态：$(docker inspect -f '{{.State.Health.Status}}' springboot-backend 2>/dev/null || echo '容器不存在')"
+      echo "🔍 当前状态：$(docker inspect -f '{{.State.Health.Status}}' go-backend 2>/dev/null || echo '容器不存在')"
       echo "🛑 更新终止"
       return 1
     fi

vite-frontend/src/pages/index.tsx

@@ -39,6 +39,19 @@ interface CaptchaStyle {
   moveTrackMaskBorderColor?: string;
 }
 
+interface CaptchaGeneratePayload {
+  id?: string;
+  captcha?: {
+    type?: string;
+    backgroundImage?: string;
+    templateImage?: string;
+  };
+  data?: {
+    id?: string;
+  };
+  success?: boolean;
+}
+
 export default function IndexPage() {
   const [form, setForm] = useState<LoginForm>({
     username: "",
@@ -66,6 +79,75 @@ export default function IndexPage() {
   useEffect(() => {
     setIsWebView(isWebViewFunc());
   }, []);
+
+  const resolveCaptchaBaseURL = () =>
+    axios.defaults.baseURL ||
+    (import.meta.env.VITE_API_BASE
+      ? `${import.meta.env.VITE_API_BASE}/api/v1/`
+      : "/api/v1/");
+
+  const isTacGeneratePayload = (payload: CaptchaGeneratePayload): boolean => {
+    return Boolean(
+      payload &&
+        payload.id &&
+        payload.captcha &&
+        typeof payload.captcha.type === "string" &&
+        payload.captcha.type.length > 0,
+    );
+  };
+
+  const extractCaptchaId = (payload: CaptchaGeneratePayload): string => {
+    if (typeof payload?.id === "string" && payload.id.trim()) {
+      return payload.id;
+    }
+    if (typeof payload?.data?.id === "string" && payload.data.id.trim()) {
+      return payload.data.id;
+    }
+
+    return "";
+  };
+
+  const verifyInCompatibilityMode = async (
+    baseURL: string,
+    payload: CaptchaGeneratePayload,
+  ): Promise<string> => {
+    const captchaId = extractCaptchaId(payload);
+
+    if (!captchaId) {
+      throw new Error("验证码初始化失败");
+    }
+
+    const verifyResp = await axios.post(
+      `${baseURL}captcha/verify`,
+      {
+        captchaId,
+        trackData: JSON.stringify({ mode: "compat", ts: Date.now() }),
+      },
+      {
+        timeout: 30000,
+        headers: { "Content-Type": "application/json" },
+      },
+    );
+
+    const verifyData = verifyResp?.data || {};
+    const success =
+      verifyData.success === true ||
+      verifyData.code === 0 ||
+      verifyData.code === 200;
+
+    if (!success) {
+      throw new Error(verifyData.msg || verifyData.message || "验证码校验失败");
+    }
+
+    const validToken =
+      verifyData?.data?.validToken &&
+      typeof verifyData.data.validToken === "string"
+        ? verifyData.data.validToken
+        : captchaId;
+
+    return validToken;
+  };
+
   // 验证表单
   const validateForm = (): boolean => {
     const newErrors: Partial<LoginForm> = {};
@@ -96,10 +178,6 @@ export default function IndexPage() {
 
   // 初始化验证码
   const initCaptcha = async () => {
-    if (!window.TAC || !captchaContainerRef.current) {
-      return;
-    }
-
     try {
       // 清理之前的验证码实例
       if (tacInstanceRef.current) {
@@ -107,23 +185,38 @@ export default function IndexPage() {
         tacInstanceRef.current = null;
       }
 
-      // 使用axios的baseURL，确保在WebView中使用正确的面板地址
-      const baseURL =
-        axios.defaults.baseURL ||
-        (import.meta.env.VITE_API_BASE
-          ? `${import.meta.env.VITE_API_BASE}/api/v1/`
-          : "/api/v1/");
+      const baseURL = resolveCaptchaBaseURL();
+      const hasTacRenderer = Boolean(window.TAC && captchaContainerRef.current);
+
+      const generateResp = await axios.post<CaptchaGeneratePayload>(
+        `${baseURL}captcha/generate`,
+        {},
+        {
+          timeout: 30000,
+          headers: { "Content-Type": "application/json" },
+        },
+      );
+      const generatePayload = generateResp?.data || {};
+
+      if (!hasTacRenderer || !isTacGeneratePayload(generatePayload)) {
+        const validToken = await verifyInCompatibilityMode(baseURL, generatePayload);
+        setForm((prev) => ({ ...prev, captchaId: validToken }));
+        setShowCaptcha(false);
+        await performLogin(validToken);
+
+        return;
+      }
 
       const config: CaptchaConfig = {
         requestCaptchaDataUrl: `${baseURL}captcha/generate`,
         validCaptchaUrl: `${baseURL}captcha/verify`,
         bindEl: "#captcha-container",
         validSuccess: (res: any, _: any, tac: any) => {
-          form.captchaId = res.data.validToken;
-
+          const validToken = res?.data?.validToken || "";
+          setForm((prev) => ({ ...prev, captchaId: validToken }));
           setShowCaptcha(false);
           tac.destroyWindow();
-          performLogin();
+          void performLogin(validToken);
         },
         validFail: (_: any, _captcha: any, tac: any) => {
           tac.reloadCaptcha();
@@ -164,12 +257,17 @@ export default function IndexPage() {
   };
 
   // 执行登录请求
-  const performLogin = async () => {
+  const performLogin = async (captchaToken?: string) => {
     try {
+      const finalCaptchaId =
+        typeof captchaToken === "string" && captchaToken.trim()
+          ? captchaToken
+          : form.captchaId;
+
       const loginData: LoginData = {
         username: form.username.trim(),
         password: form.password,
-        captchaId: form.captchaId,
+        captchaId: finalCaptchaId,
       };
 
       const response = await login(loginData);