fix 'assets' dir not found exception;

fix add user fail issue

Makefile

@@ -1,8 +1,12 @@
 export GO111MODULE=on
+export CGO_ENABLED=0
+export GOOS=linux
+export GOARCH=amd64
 
 build: frps-multiuser
 	cp ./config/frps-multiuser.ini ./bin/frps-multiuser.ini
 	cp -r ./assets/ ./bin/assets/
 
 frps-multiuser:
-	go build -o ./bin/frps-multiuser ./cmd/fp-multiuser
+	rm -rf ./bin
+	go build -o ./bin/frps-multiuser ./cmd/frps-multiuser

Makefile.cross-compiles

@@ -9,16 +9,16 @@ copy: build
 	cp -r ./assets/ ./release/assets/
 
 build:
-	env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-darwin-amd64 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-darwin-amd64 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=freebsd GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-freebsd-386 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=freebsd GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-freebsd-386 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-freebsd-amd64 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-freebsd-amd64 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-386 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-386 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-amd64 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-amd64 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-arm ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-arm ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-arm64 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-arm64 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-windows-386.exe ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-windows-386.exe ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-windows-amd64.exe ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-windows-amd64.exe ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips64 ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64 go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips64 ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips64le ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips64le go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips64le ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=mips GOMIPS=softfloat go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mips GOMIPS=softfloat go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mips ./cmd/frps-multiuser
-	env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle GOMIPS=softfloat go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mipsle ./cmd/fp-multiuser
+	env CGO_ENABLED=0 GOOS=linux GOARCH=mipsle GOMIPS=softfloat go build -ldflags "$(LDFLAGS)" -o ./release/frps-multiuser-linux-mipsle ./cmd/frps-multiuser

README.md

@@ -1,5 +1,7 @@
 # frps-multiuser
 
+[README](README.md) | [中文文档](README_zh.md)
+
 frp server plugin to support multiple users for [frp](https://github.com/fatedier/frp).
 
 frps-multiuser will run as one single process and accept HTTP requests from frps.
@@ -23,11 +25,11 @@ frps-multiuser will run as one single process and accept HTTP requests from frps
 ***when a user is dynamic been `remove` or `disable`,it will take some time to be effective***
 ***the limit of `ports`、`domains`、`subdomains` only effective at `NewProxy`***
 
-[README](README.md) | [中文文档](README_zh.md)
-
 ### Features
 
 * Support multiple user authentication by tokens saved in file.
+* Support dynamic `add`,`remove`,`disable` or `enable` user
+* Limit `ports`,`domains` and `subdomains` for each user
 
 ### Download
 
@@ -130,10 +132,13 @@ remote_port = 6000
 
 ## Issues & Ideas
 
+___If you want visit mange ui from internet, you should change `plugin_addr` to `0.0.0.0`___
+
 If you have any issues or ideas, put it on [issues](https://github.com/yhl452493373/frps-multiuser/issues). I will try my best to achieve it.
 
 ## Credits
 
 + [frp](https://github.com/fatedier/frp)
 + [fp-multiuser](https://github.com/gofrp/fp-multiuser)
-+ [layui](https://github.com/layui/layui)
++ [layui](https://github.com/layui/layui)
++ [layui-theme-dark](https://github.com/Sight-wcg/layui-theme-dark)

README_zh.md

@@ -28,6 +28,8 @@ frps-multiuser 会以一个单独的进程运行，并接收 frps 发送过来
 ### 功能
 
 * 通过配置文件配置所有支持的用户名和 Token，只允许匹配的 frpc 客户端登录。
+* 动态`添加`、`删除`、`禁用`、`启用`用户
+* 对每个用户进行`端口`、`域名`、`二级域名`限制
 
 ### 下载
 
@@ -130,10 +132,13 @@ remote_port = 6000
 
 ## 使用
 
+___如果要从外网访问管理界面, 需要把配置中的 `plugin_addr` 改为 `0.0.0.0`___
+
 如果使用中有问题或者有其他想法，在[issues](https://github.com/yhl452493373/frps-multiuser/issues)上提出来。 如果我能搞定的话，我尽量搞。
 
 ## 致谢
 
 + [frp](https://github.com/fatedier/frp)
 + [fp-multiuser](https://github.com/gofrp/fp-multiuser)
-+ [layui](https://github.com/layui/layui)
++ [layui](https://github.com/layui/layui)
++ [layui-theme-dark](https://github.com/Sight-wcg/layui-theme-dark)

assets/lang/en.json

@@ -29,7 +29,8 @@
   "Other error": "Other error",
   "Param error": "Param error",
   "User exist": "User exist",
-  "Token cannot be empty": "Token cannot be empty",
+  "User format error": "User cannot be empty or include space char. It only allowed alphanumeric and underline.",
+  "Token format error": "Token cannot be empty or include space char. It allow include those special char: _!@#$%^&*()",
   "Please check at least one user": "Please Check at least one user",
   "Operation confirm": "Operation confirm",
   "Empty data": "Empty data",

assets/lang/zh.json

@@ -29,7 +29,8 @@
   "Other error": "其他异常",
   "Param error": "参数异常",
   "User exist": "用户已经存在",
-  "Token cannot be empty": "Token 不能为空",
+  "User format error": "用户不能为空或包含空格。只允许英文数字、字母、下划线",
+  "Token format error": "Token不能为空或包含空格。允许的特殊符号：_!@#$%^&*()",
   "Please check at least one user": "请选中需要操作的用户",
   "Operation confirm": "操作确认",
   "Empty data": "无数据",
@@ -38,7 +39,7 @@
   "Allowed domains": "允许域名",
   "Please input allowed domains": "请输入允许使用的域名,如:web01.domain.com,web02.domain.com",
   "Allowed subdomains": "允许子域名",
-  "Please input allowed subdomains": "请输入允许使用的端口,如:web01,web02",
+  "Please input allowed subdomains": "请输入允许使用的子域名,如:web01,web02",
   "Ports is invalid": "端口不正确",
   "Domains is invalid": "域名不正确",
   "Subdomains is invalid": "子域名不正确",

assets/static/js/index.js

@@ -6,6 +6,36 @@ $(function () {
         Disable: 3
     }
 
+    /**
+     * verify user value
+     * @param username
+     */
+    function verifyUser(username) {
+        var valid = true;
+        if (username.trim() === '' || !/^\w+$/.test(username)) {
+            valid = false;
+        }
+        return {
+            valid: valid,
+            trim: username
+        };
+    }
+
+    /**
+     * verify token value
+     * @param token
+     */
+    function verifyToken(token) {
+        var valid = true;
+        if (token.trim() === '' || !/^[\w!@#$%^&*()]+$/.test(token)) {
+            valid = false;
+        }
+        return {
+            valid: valid,
+            trim: token.trim()
+        };
+    }
+
     /**
      * verify comment is valid
      * @param comment
@@ -120,15 +150,43 @@ $(function () {
     function langLoaded(lang) {
         //set verify rules
         var verifyRules = {
+            user: function (value, item) {
+                var result = verifyUser(value);
+                if (!result.valid) {
+                    return lang['UserFormatError'];
+                }
+                if (item != null) {
+                    if (typeof item === "function") {
+                        item && item(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
+                }
+            },
+            token: function (value, item) {
+                var result = verifyToken(value);
+                if (!result.valid) {
+                    return lang['TokenFormatError'];
+                }
+                if (item != null) {
+                    if (typeof item === "function") {
+                        item && item(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
+                }
+            },
             comment: function (value, item) {
                 var result = verifyComment(value);
                 if (!result.valid) {
                     return lang['CommentInvalid'];
                 }
-                if (typeof item === "function") {
+                if (item != null) {
-                    item && item(result.trim);
+                    if (typeof item === "function") {
-                } else {
+                        item && item(result.trim);
-                    $(item).val(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
                 }
             },
             ports: function (value, item) {
@@ -136,10 +194,12 @@ $(function () {
                 if (!result.valid) {
                     return lang['PortsInvalid'];
                 }
-                if (typeof item === "function") {
+                if (item != null) {
-                    item && item(result.trim);
+                    if (typeof item === "function") {
-                } else {
+                        item && item(result.trim);
-                    $(item).val(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
                 }
             },
             domains: function (value, item) {
@@ -147,10 +207,12 @@ $(function () {
                 if (!result.valid) {
                     return lang['DomainsInvalid'];
                 }
-                if (typeof item === "function") {
+                if (item != null) {
-                    item && item(result.trim);
+                    if (typeof item === "function") {
-                } else {
+                        item && item(result.trim);
-                    $(item).val(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
                 }
             },
             subdomains: function (value, item) {
@@ -158,14 +220,20 @@ $(function () {
                 if (!result.valid) {
                     return lang['SubdomainsInvalid'];
                 }
-                if (typeof item === "function") {
+                if (item != null) {
-                    item && item(result.trim);
+                    if (typeof item === "function") {
-                } else {
+                        item && item(result.trim);
-                    $(item).val(result.trim);
+                    } else {
+                        $(item).val(result.trim);
+                    }
                 }
             }
         };
-        layui.form.verify(verifyRules);
+
+        layui.form.set({
+            verIncludeRequired: true,
+            verify: verifyRules
+        });
 
         layui.table.render({
             elem: '#tokenTable',
@@ -217,8 +285,11 @@ $(function () {
             var after = $.extend(true, {}, obj.data);
             var verifyMsg = false;
             if (field === 'token') {
-                if (value.trim() === '') {
+                verifyMsg = verifyRules.token(value, function (trim) {
-                    layui.layer.msg(lang['TokenEmpty'])
+                    updateTableField(obj, field, trim)
+                });
+                if (verifyMsg) {
+                    layui.layer.msg(verifyMsg);
                     return obj.reedit();
                 }
 
@@ -318,7 +389,7 @@ $(function () {
                 btn: [lang['Confirm'], lang['Cancel']],
                 btn1: function (index) {
                     if (layui.form.validate('#addUserForm')) {
-                        add(layui.form.val('addUserForm'), index)
+                        add(layui.form.val('addUserForm'), index);
                     }
                 },
                 btn2: function (index) {
@@ -540,6 +611,12 @@ $(function () {
                 reason = lang['ParamError'];
             else if (result.code === 2)
                 reason = lang['UserExist'];
+            else if (result.code === 3)
+                reason = lang['ParamError'];
+            else if (result.code === 4)
+                reason = lang['UserFormatError'];
+            else if (result.code === 5)
+                reason = lang['TokenFormatError'];
             layui.layer.msg(lang['OperateFailed'] + ',' + reason)
         }
 

assets/templates/index.html

@@ -24,7 +24,7 @@
             <div class="layui-input-prefix">
                 <i class="layui-icon layui-icon-username"></i>
             </div>
-            <input type="text" name="user" value="" placeholder="${ .User }" class="layui-input" autocomplete="off"
+            <input type="text" name="user" placeholder="${ .User }" class="layui-input" autocomplete="off"
                    lay-affix="clear">
         </div>
     </div>
@@ -73,21 +73,19 @@
     </div>
 </script>
 <script type="text/html" id="addTemplate">
-    <div class="layui-form" id="addUserForm" lay-filter="addUserForm">
+    <form class="layui-form" id="addUserForm" lay-filter="addUserForm">
         <div class="layui-form-item">
             <label class="layui-form-label">${ .User }</label>
             <div class="layui-input-block">
-                <input type="text" name="user" placeholder="${ .PleaseInputUserAccount }" autocomplete="off"
+                <input type="text" name="user" lay-verify="user" placeholder="${ .PleaseInputUserAccount }"
-                       class="layui-input"
+                       autocomplete="off" class="layui-input"/>
-                       lay-verify="required">
             </div>
         </div>
         <div class="layui-form-item">
             <label class="layui-form-label">${ .Token }</label>
             <div class="layui-input-block">
-                <input type="text" name="token" lay-verify="required" placeholder="${ .PleaseInputUserToken }"
+                <input type="text" name="token" lay-verify="token" placeholder="${ .PleaseInputUserToken }"
-                       class="layui-input"
+                       autocomplete="off" class="layui-input"/>
-                       autocomplete="off">
             </div>
         </div>
         <div class="layui-form-item layui-form-text">
@@ -118,7 +116,7 @@
                           autocomplete="off" class="layui-textarea"></textarea>
             </div>
         </div>
-    </div>
+    </form>
 </script>
 </body>
 </html>

cmd/frps-multiuser/cmd.go

@@ -9,6 +9,7 @@ import (
 	"io/fs"
 	"log"
 	"os"
+	"path/filepath"
 	"strconv"
 	"strings"
 )
@@ -33,20 +34,29 @@ var rootCmd = &cobra.Command{
 			log.Println(version)
 			return nil
 		}
+		executable, err := os.Executable()
+		if err != nil {
+			log.Printf("error get program path: %v", err)
+			return err
+		}
+		rootDir := filepath.Dir(executable)
+
 		common, tokens, ports, domains, subdomains, iniFile, err := ParseConfigFile(configFile)
 		if err != nil {
 			log.Printf("fail to start frps-multiuser : %v", err)
-			return nil
+			return err
 		}
-		s, err := server.New(controller.HandleController{
+		s, err := server.New(
-			CommonInfo: common,
+			rootDir,
-			Tokens:     tokens,
+			controller.HandleController{
-			Ports:      ports,
+				CommonInfo: common,
-			Domains:    domains,
+				Tokens:     tokens,
-			Subdomains: subdomains,
+				Ports:      ports,
-			ConfigFile: configFile,
+				Domains:    domains,
-			IniFile:    iniFile,
+				Subdomains: subdomains,
-		})
+				ConfigFile: configFile,
+				IniFile:    iniFile,
+			})
 		if err != nil {
 			return err
 		}

pkg/server/controller/controller.go

@@ -15,12 +15,16 @@ import (
 )
 
 const (
-	Success    = 0
+	Success          = 0
-	ParamError = 1
+	ParamError       = 1
-	UserExist  = 2
+	UserExist        = 2
-	SaveError  = 3
+	SaveError        = 3
+	UserFormatError  = 4
+	TokenFormatError = 5
 )
 
+var UserFormatReg = regexp.MustCompile("^\\w+$")
+var TokenFormatReg = regexp.MustCompile("^[\\w!@#$%^&*()]+$")
 var TrimAllSpaceReg = regexp.MustCompile("[\\n\\t\\r\\s]")
 var TrimBreakLineReg = regexp.MustCompile("[\\n\\t\\r]")
 
@@ -210,7 +214,8 @@ func (c *HandleController) MakeLangFunc() func(context *gin.Context) {
 			"OperateError":          ginI18n.MustGetMessage(context, "Operate error"),
 			"OperateFailed":         ginI18n.MustGetMessage(context, "Operate failed"),
 			"UserExist":             ginI18n.MustGetMessage(context, "User exist"),
-			"TokenEmpty":            ginI18n.MustGetMessage(context, "Token cannot be empty"),
+			"UserFormatError":       ginI18n.MustGetMessage(context, "User format error"),
+			"TokenFormatError":      ginI18n.MustGetMessage(context, "Token format error"),
 			"ShouldCheckUser":       ginI18n.MustGetMessage(context, "Please check at least one user"),
 			"OperationConfirm":      ginI18n.MustGetMessage(context, "Operation confirm"),
 			"EmptyData":             ginI18n.MustGetMessage(context, "Empty data"),
@@ -221,6 +226,7 @@ func (c *HandleController) MakeLangFunc() func(context *gin.Context) {
 			"DomainsInvalid":        ginI18n.MustGetMessage(context, "Domains is invalid"),
 			"SubdomainsInvalid":     ginI18n.MustGetMessage(context, "Subdomains is invalid"),
 			"CommentInvalid":        ginI18n.MustGetMessage(context, "Comment is invalid"),
+			"ParamError":            ginI18n.MustGetMessage(context, "Param error"),
 		})
 	}
 }
@@ -313,6 +319,14 @@ func (c *HandleController) MakeAddTokenFunc() func(context *gin.Context) {
 			context.JSON(http.StatusOK, &response)
 			return
 		}
+		if !UserFormatReg.MatchString(info.User) {
+			log.Printf("user add failed, user format error")
+			response.Success = false
+			response.Code = UserFormatError
+			response.Message = fmt.Sprintf("user add failed, user format error")
+			context.JSON(http.StatusOK, &response)
+			return
+		}
 		if _, exist := c.Tokens[info.User]; exist {
 			log.Printf("user add failed, user [%v] exist", info.User)
 			response.Success = false
@@ -321,6 +335,16 @@ func (c *HandleController) MakeAddTokenFunc() func(context *gin.Context) {
 			context.JSON(http.StatusOK, &response)
 			return
 		}
+		if !TokenFormatReg.MatchString(info.Token) {
+			log.Printf("user add failed, token format error")
+			response.Success = false
+			response.Code = TokenFormatError
+			response.Message = fmt.Sprintf("user add failed, token format error")
+			context.JSON(http.StatusOK, &response)
+			return
+		}
+		replaceSpaceToken := TrimAllSpaceReg.ReplaceAllString(info.Token, "")
+		info.Token = replaceSpaceToken
 		c.Tokens[info.User] = info
 
 		usersSection, _ := c.IniFile.GetSection("users")
@@ -388,7 +412,18 @@ func (c *HandleController) MakeUpdateTokensFunc() func(context *gin.Context) {
 		comment := TrimBreakLineReg.ReplaceAllString(after.Comment, "")
 		after.Comment = comment
 		key.Comment = comment
-		key.SetValue(after.Token)
+
+		if !TokenFormatReg.MatchString(after.Token) {
+			log.Printf("update failed, token format error")
+			response.Success = false
+			response.Code = TokenFormatError
+			response.Message = "user update failed, token format error "
+			context.JSON(http.StatusOK, &response)
+			return
+		}
+		replaceSpaceToken := TrimAllSpaceReg.ReplaceAllString(after.Token, "")
+		after.Token = replaceSpaceToken
+		key.SetValue(replaceSpaceToken)
 
 		if before.Ports != after.Ports {
 			portsSection, _ := c.IniFile.GetSection("ports")

pkg/server/controller/op.go

@@ -6,6 +6,8 @@ import (
 	"github.com/gin-gonic/gin"
 	"gopkg.in/ini.v1"
 	"log"
+	"os"
+	"path/filepath"
 	"strconv"
 	"strings"
 )
@@ -24,9 +26,15 @@ func NewHandleController(config *HandleController) *HandleController {
 	return config
 }
 
-func (c *HandleController) Register(engine *gin.Engine) {
+func (c *HandleController) Register(rootDir string, engine *gin.Engine) {
+	assets := filepath.Join(rootDir, "assets")
+	_, err := os.Stat(assets)
+	if err != nil && !os.IsExist(err) {
+		assets = "./assets"
+	}
+
 	engine.Delims("${", "}")
-	engine.LoadHTMLGlob("./assets/templates/*")
+	engine.LoadHTMLGlob(filepath.Join(assets, "templates/*"))
 	engine.POST("/handler", c.MakeHandlerFunc())
 
 	var group *gin.RouterGroup
@@ -37,7 +45,7 @@ func (c *HandleController) Register(engine *gin.Engine) {
 	} else {
 		group = engine.Group("/")
 	}
-	group.Static("/static", "./assets/static")
+	group.Static("/static", filepath.Join(assets, "static"))
 	group.GET("/", c.MakeManagerFunc())
 	group.GET("/lang", c.MakeLangFunc())
 	group.GET("/tokens", c.MakeQueryTokensFunc())

pkg/server/server.go

@@ -13,21 +13,24 @@ import (
 	"net"
 	"net/http"
 	"os"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
 )
 
 type Server struct {
-	cfg  controller.HandleController
+	cfg     controller.HandleController
-	s    *http.Server
+	s       *http.Server
-	done chan struct{}
+	done    chan struct{}
+	rootDir string
 }
 
-func New(cfg controller.HandleController) (*Server, error) {
+func New(rootDir string, cfg controller.HandleController) (*Server, error) {
 	s := &Server{
-		cfg:  cfg,
+		cfg:     cfg,
-		done: make(chan struct{}),
+		done:    make(chan struct{}),
+		rootDir: rootDir,
 	}
 	if err := s.init(); err != nil {
 		return nil, err
@@ -74,14 +77,10 @@ func LoadSupportLanguage(dir string) ([]language.Tag, error) {
 	var tags []language.Tag
 
 	files, err := os.Open(dir)
-	if err != nil {
-		log.Printf("error opening directory: %v", err)
-		return tags, err
-	}
 
 	fileList, err := files.Readdir(-1)
 	if err != nil {
-		log.Printf("error reading directory: %v", err)
+		log.Printf("error read lang directory: %v", err)
 		return tags, err
 	}
 
@@ -103,15 +102,21 @@ func LoadSupportLanguage(dir string) ([]language.Tag, error) {
 	return tags, nil
 }
 
-func GinI18nLocalize() gin.HandlerFunc {
+func GinI18nLocalize(rootDir string) gin.HandlerFunc {
-	dir := "./assets/lang"
+	assets := filepath.Join(rootDir, "assets")
-	tags, err := LoadSupportLanguage(dir)
+	_, err := os.Stat(assets)
+	if err != nil && !os.IsExist(err) {
+		assets = "./assets"
+	}
+	lang := filepath.Join(assets, "lang")
+	tags, err := LoadSupportLanguage(lang)
 	if err != nil {
 		log.Panicf("language file is not found: %v", err)
 	}
+
 	return ginI18n.Localize(
 		ginI18n.WithBundle(&ginI18n.BundleCfg{
-			RootPath:         dir,
+			RootPath:         lang,
 			AcceptLanguage:   tags,
 			DefaultLanguage:  language.Chinese,
 			FormatBundleFile: "json",
@@ -133,10 +138,10 @@ func GinI18nLocalize() gin.HandlerFunc {
 func (s *Server) initHTTPServer() error {
 	gin.SetMode(gin.ReleaseMode)
 	engine := gin.New()
-	engine.Use(GinI18nLocalize())
+	engine.Use(GinI18nLocalize(s.rootDir))
 	s.s = &http.Server{
 		Handler: engine,
 	}
-	controller.NewHandleController(&s.cfg).Register(engine)
+	controller.NewHandleController(&s.cfg).Register(s.rootDir, engine)
 	return nil
 }