golang实现路由中间件middleware

概述registerHandlers.go package routerimport ( "../ctrl" "../funcs" "github.com/julienschmidt/httprouter" "net/http")type middleWareHandler struct { r *httprouter.Router}func N registerHandlers.go

package routerimport (    "../ctrl"    "../funcs"    "github.com/julIEnschmIDt/httprouter"    "net/http")type mIDdleWareHandler struct {    r *httprouter.Router}func NewMIDdleWareHandler(r *httprouter.Router) http.Handler {    m := mIDdleWareHandler{}    m.r = r    return m}func (m mIDdleWareHandler) Servehttp(w http.ResponseWriter,r *http.Request) {    //检验合法性(session)    ok := funcs.ValIDateUser(r)    if ok == false {        funcs.Resp(w,-1,"请先登录",nil)        return    }    m.r.Servehttp(w,r)}func RegisterHandlers() *httprouter.Router {    router := httprouter.New()    router.Servefiles("/asset/*filepath",http.Dir("asset")) //启动静态资源服务    router.POST("/user/login",ctrl.Login) //登陆    router.POST("/user/register",ctrl.Register) //注册    router.POST("/contact/addfrIEnd",ctrl.AddFrIEnd) //添加好友    router.POST("/contact/loadfrIEnd",ctrl.LoadFrIEnd) //加载好友    return router}

main.go

package mainimport (    "./funcs"    "./router"    "HTML/template"    "log"    "net/http"    "runtime")var (    AllConf funcs.Confs    err     error    tpl     *template.Template    //SessionManager *funcs.Manager)//func init() {//  SessionManager = funcs.Manager{}//}//循环渲染所有模版、路由方法func displayVIEw() {    tpl,err = template.ParseGlob("vIEw/**/*")    //错误则不必再继续    if err != nil {        log.Fatal(err.Error())    }    for _,v := range tpl.Templates() {        tplname := v.name()        http.HandleFunc(tplname,func(writer http.ResponseWriter,request *http.Request) {            tpl.ExecuteTemplate(writer,tplname,nil)        })    }}func main() {    //初始化配置    if AllConf,err = funcs.InitConf("config.Json"); err != nil {        log.Fatal(err)    }    //初始化核心数    runtime.GOMAXPROCS(runtime.Numcpu())    //初始化数据库    //渲染模版    //displayVIEw()    //注册路由    r := router.RegisterHandlers()    mh := router.NewMIDdleWareHandler(r)    err := http.ListenAndServe(":80",mh)    if err != nil {        log.Fatal(err)    }}

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