diff --git a/README.md b/README.md
index d626194..1d42e14 100644
--- a/README.md
+++ b/README.md
@@ -8,10 +8,119 @@
 - 支持静态文件
 - Proxy
 - 支持rewrite 
+- 支持TLS
+- 支持端口复用
+
+## 配置
+```json
+{
+   "logging" :{
+        "appenders": {
+            "out" :{
+                "type": "file",
+                "options":{
+                    "file": "gohttpd.log"
+                }
+            }
+        },
+        "categories": {
+            "default": {
+                "appenders": [ "out" ],
+                "level": "debug"
+            }
+        }
+    },
+    "admin" : {
+        "name": "admin",
+        "port" : 8088,
+        "username": "admin",
+        "password": "admin",
+        "paths": [
+            {
+                "path": "/",
+                "root": "./adminui",
+                "default": "index.html"
+            }
+        ]
+    },
+    "servers":[{
+        "port" : 8080,
+        "name":"test",
+        "paths":[
+            {
+                "path": "/",
+                "root": "/home/kingecg/code/gohttp/public/",
+                "default": "index.html"
+            },
+            {
+                "path": "/ws",
+                "upstreams":["http://localhost:3000"],
+                "pathrewrite": {
+                    "replace": "/ws",
+                    "with": "/"
+                }
+            }
+        ]
+    }] 
+}
+```
+- logging 日志配置
+- admin 管理后台配置
+- servers 服务器配置
+
+日志采用自己实现的类log4j库，目前只支持console 和file两种appeder
+
+servers 配置
+
+- port 端口
+- name 服务器名称
+- paths 路径配置
+- certfile 证书文件
+- keyfile 证书密钥文件
+
+paths 配置
+
+- path 路径
+- root 根目录
+- default 默认文件
+- upstreams 代理地址
+- pathrewrite 路径重写
+
+
 
 ## Packages
 
 ### Server
 
-RestMux 提供Restful API注册功能的 ServerMux
+RestMux 提供
+- Restful API注册功能的 ServerMux
+- Route
+- Url路径参数解析(形如:/user/:id)
+- 中间件
+- server管理
 
+### model
+提供模型定义
+
+### admin
+管理后台api
+
+### handler
+
+目录 hander
+
+提供文件和代理两种handler
+其中proxy handler 提供简单的负载均衡和会话粘滞功能
+
+## 构建
+
+```bash
+make clean && make build
+```
+在target目录下生成可执行文件
+
+## 运行
+
+```bash
+./gohttpd
+```
diff --git a/admin/admin.go b/admin/admin.go
index cf53a80..1d16944 100644
--- a/admin/admin.go
+++ b/admin/admin.go
@@ -1,12 +1,19 @@
 package admin
 
 import (
+	"encoding/json"
 	"net/http"
+	"os"
+	"runtime"
 
 	"git.pyer.club/kingecg/gohttpd/model"
 	"git.pyer.club/kingecg/gohttpd/server"
 )
 
+type RunStatus struct {
+	Goroutines int `json:"goroutines"`
+}
+
 func about(w http.ResponseWriter, r *http.Request) {
 	w.WriteHeader(http.StatusOK)
 	w.Write([]byte("About Page"))
@@ -22,8 +29,41 @@ func setConfig(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	t := data.(model.HttpServerConfig)
-	model.SetServerConfig(&t)
+	err := model.SetServerConfig(&t)
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		w.Write(server.NewErrorResult(err))
+		return
+	}
+	defer func() {
+		os.Exit(0)
+	}()
+	w.WriteHeader(http.StatusOK)
+	w.Write(server.NewSuccessResult(t))
+}
 
+func getServerConfigure(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+	ctxData := ctx.Value(server.RequestCtxKey("ctxData")).(map[string]interface{})
+	id, ok := ctxData["id"]
+	if ok {
+		data := model.GetServerConfig(id.(string))
+		configContent, _ := json.Marshal(data)
+		w.WriteHeader(http.StatusOK)
+		w.Write(server.NewSuccessResult(configContent))
+	} else {
+		http.NotFound(w, r)
+	}
+}
+
+func getStatus(w http.ResponseWriter, r *http.Request) {
+	//获取当前进程的goroutines数量
+	ret := RunStatus{
+		Goroutines: runtime.NumGoroutine(),
+	}
+	rs, _ := json.Marshal(ret)
+	w.WriteHeader(http.StatusOK)
+	w.Write(rs)
 }
 
 var AdminServerMux *server.RestMux
@@ -34,5 +74,7 @@ func init() {
 	AdminServerMux.HandleFunc("GET", "/about", http.HandlerFunc(about))
 	postConfigRoute := AdminServerMux.HandleFunc("POST", "/config", http.HandlerFunc(setConfig))
 	postConfigRoute.Add(server.Parse[model.HttpServerConfig])
+	AdminServerMux.HandleFunc("GET", "/config/:id", http.HandlerFunc(getServerConfigure))
+	AdminServerMux.HandleFunc("GET", "/status", http.HandlerFunc(getStatus))
 	AdminServerMux.Use(server.BasicAuth)
 }
diff --git a/gohttp.go b/gohttp.go
index 19472e8..e0cf1ee 100644
--- a/gohttp.go
+++ b/gohttp.go
@@ -9,6 +9,7 @@ import (
 	handler "git.pyer.club/kingecg/gohttpd/hander"
 	"git.pyer.club/kingecg/gohttpd/model"
 	"git.pyer.club/kingecg/gohttpd/server"
+	"git.pyer.club/kingecg/gohttpd/utils"
 	"git.pyer.club/kingecg/gologger"
 )
 
@@ -72,11 +73,8 @@ func (g *GoHttp) assembleServerMux(p []model.HttpPath) http.Handler {
 
 func (g *GoHttp) Stop() {}
 
-func LoadConfig(configPath string) {
-	cpath := configPath
-	if cpath == "" {
-		cpath = GetExecDir() + "/config.json"
-	}
+func LoadConfig() {
+	cpath := utils.NormalizePath("./config.json")
 
 	// read content from cpath
 	content, _ := os.ReadFile(cpath)
@@ -84,7 +82,7 @@ func LoadConfig(configPath string) {
 	//normalize path in config
 	for _, appender := range model.Config.Logging.Appenders {
 		if appender.Type == "file" {
-			appender.Options["file"] = NormalizePath(appender.Options["file"].(string))
+			appender.Options["file"] = utils.NormalizePath(appender.Options["file"].(string))
 		}
 	}
 	normalizeServer(model.Config.Admin)
diff --git a/main.go b/main.go
index 52b5d7c..3744630 100644
--- a/main.go
+++ b/main.go
@@ -10,7 +10,7 @@ import (
 )
 
 func main() {
-	LoadConfig("")
+	LoadConfig()
 	l := gologger.GetLogger("main")
 	defer func() {
 		if err := recover(); err != nil {
diff --git a/model/model.go b/model/model.go
index 8979ef5..396d306 100644
--- a/model/model.go
+++ b/model/model.go
@@ -1,6 +1,12 @@
 package model
 
-import "git.pyer.club/kingecg/gologger"
+import (
+	"encoding/json"
+	"os"
+
+	"git.pyer.club/kingecg/gohttpd/utils"
+	"git.pyer.club/kingecg/gologger"
+)
 
 type HttpPath struct {
 	Path      string      `json:"path"`
@@ -44,14 +50,31 @@ func GetConfig() *GoHttpdConfig {
 	return &Config
 }
 
-func SetServerConfig(c *HttpServerConfig) {
+func SetServerConfig(c *HttpServerConfig) error {
+	l := gologger.GetLogger("model")
+	updated := false
 	for i, s := range Config.Servers {
 		if s.Name == c.Name {
 			Config.Servers[i] = c
-			return
+			updated = true
+			break
 		}
 	}
-	Config.Servers = append(Config.Servers, c)
+	if !updated {
+		Config.Servers = append(Config.Servers, c)
+	}
+	configFile := utils.NormalizePath("./config.json")
+	configsStr, err := json.Marshal(Config)
+	if err != nil {
+		l.Error("Save config error:", err)
+		return err
+	}
+	werr := os.WriteFile(configFile, configsStr, 0644)
+	if werr != nil {
+		l.Error("Save config error:", werr)
+		return werr
+	}
+	return nil
 }
 
 func GetServerConfig(name string) *HttpServerConfig {
diff --git a/server/result.go b/server/result.go
new file mode 100644
index 0000000..470f38f
--- /dev/null
+++ b/server/result.go
@@ -0,0 +1,36 @@
+package server
+
+import "encoding/json"
+
+type RestResult struct {
+	Code    int         `json:"code"`
+	Message string      `json:"message"`
+	Error   string      `json:"error"`
+	Data    interface{} `json:"data"`
+}
+
+var ResultSuccess = RestResult{
+	Code:    200,
+	Message: "success",
+	Data:    nil,
+}
+
+var ResultError = RestResult{
+	Code:    500,
+	Message: "error",
+	Error:   "error",
+}
+
+func NewErrorResult(err error) []byte {
+	result := ResultError
+	result.Error = err.Error()
+	ret, _ := json.Marshal(result)
+	return ret
+}
+
+func NewSuccessResult(data interface{}) []byte {
+	result := ResultSuccess
+	result.Data = data
+	ret, _ := json.Marshal(result)
+	return ret
+}
diff --git a/util.go b/utils/util.go
similarity index 96%
rename from util.go
rename to utils/util.go
index 106eaa2..b39e99e 100644
--- a/util.go
+++ b/utils/util.go
@@ -1,4 +1,4 @@
-package main
+package utils
 
 import (
 	"os"
diff --git a/util_test.go b/utils/util_test.go
similarity index 98%
rename from util_test.go
rename to utils/util_test.go
index d571aa0..3f003d1 100644
--- a/util_test.go
+++ b/utils/util_test.go
@@ -1,4 +1,4 @@
-package main
+package utils
 
 import (
 	"path/filepath"