Golang http.Handle函数代码示例

func startServer() {
	http.Handle("/echo", Handler(echoServer))
	http.Handle("/echoDraft75", Draft75Handler(echoServer))
	server := httptest.NewServer(nil)
	serverAddr = server.Listener.Addr().String()
	log.Print("Test WebSocket server listening on ", serverAddr)
}

// starts http handlers for HTML content based on the given configuration file
// optional parameters:  default.contentDirectory (location of html content to be served at https://example.com/ or https://example.com/html/index.html
func StartHtmlHandler() {
	if contentDir, _ := configFile.GetString("default", "contentDirectory"); contentDir != "" {
		logger.Printf("StartHtmlHandler(): serving HTML content from [%v]", contentDir)
		http.Handle("/html/", http.StripPrefix("/html/", http.FileServer(http.Dir(contentDir))))
		http.Handle("/", http.RedirectHandler("/html/", http.StatusTemporaryRedirect))
	}
}

func init() {
	fmt.Println("Selog filekkkk")
	http.Handle("/index", http.HandlerFunc(Render))
	http.Handle("/index.ghtml", http.HandlerFunc(RenderGoPagesForbidden))

	http.Handle("/", http.HandlerFunc(func(conn http.ResponseWriter, request *http.Request) {
		if request.URL.Path == "/" {
			defaultPage := "index"
			if strings.TrimSpace(defaultPage) != "" {
				http.Redirect(conn, defaultPage, 307)
			}
			return
		}
		val := "src" + request.URL.Path
		input, err := os.OpenFile(val, os.O_RDONLY, 0666)
		//		input,err := os.Open(val)
		if err != nil {
			conn.WriteHeader(404)
			conn.Write([]byte("<h1>404 Not Found</h1>"))
			return
		}
		s, _ := input.Stat()
		conn.Header.Set("Content-Length", fmt.Sprintf("%d(MISSING)", s.Size))
		//	conn.SetHeader("Content-Type", mime.TypeByExtension(strings.ToLower(path.Ext(val))))
		fmt.Sprintf("%d(MISSING)", s.Size)
		mime.TypeByExtension(strings.ToLower(path.Ext(val)))

		conn.WriteHeader(200)
		http.ServeFile(conn, request, val)
	}))
	http.Handle("/src", http.HandlerFunc(RenderGoPagesForbidden))
	http.Handle("/pages", http.HandlerFunc(RenderGoPagesForbidden))

}

func main() {
	log.SetFlags(0)
	flag.Parse()

	cgiHandler := &cgi.Handler{
		Path: *cgitPath,
		Env:  []string{},
		InheritEnv: []string{
			"CGIT_CONFIG",
		},
	}
	if *config != "" {
		cgiHandler.Env = append(cgiHandler.Env,
			"CGIT_CONFIG="+*config)
	}

	fs := http.FileServer(http.Dir(*cgitRes))
	http.Handle("/cgit.css", fs)
	http.Handle("/cgit.png", fs)
	http.Handle("/", cgiHandler)

	err := http.ListenAndServe(*addr+":"+strconv.Itoa(*port), nil)
	if err != nil {
		log.Fatal(err)
	}

	// Everything seems to work: daemonize (close file handles)
	os.Stdin.Close()
	os.Stdout.Close()
	os.Stderr.Close()
}

func main() {
	mode := flag.Int("mode", 0, "0: Broadcast, 1: LIFO, 2: FILO")
	flag.Parse()

	config := pusher.DefaultConfiguration
	config.GCInterval = 0 // disable garbage collecting
	config.ConcurrencyMode = *mode

	// Create a new pusher context, where all publisher and subscriber
	// locations are statically mapped to "static"-channel.
	push := pusher.New(pusher.StaticAcceptor("static"), config)
	http.Handle("/pub", push.PublisherHandler)
	http.Handle("/sub", push.SubscriberHandler)
	http.Handle("/", http.FileServer("www/", "/"))

	// Create the "static"-channel explictly, since AllowChannelCreation is false
	// in the DefaultConfiguration.
	channel, _ := push.Channel("static")

	go func() {
		i := 0
		for {
			channel.PublishString(fmt.Sprintf("--- Greetings from the server #%d ---", i), false)
			time.Sleep(10e9)
			i++
		}
	}()

	log.Print("Tune your browser tab(s) to http://localhost:8080/")

	if err := http.ListenAndServe(":8080", nil); err != nil {
		log.Fatal(err)
	}
}

func main() {
	flag.Parse()
	runtime.GOMAXPROCS(*threads)

	http.Handle("/pprof/cmdline", http.HandlerFunc(pprof.Cmdline))
	http.Handle("/pprof/heap", http.HandlerFunc(pprof.Heap))
	http.Handle("/pprof/symbol", http.HandlerFunc(pprof.Symbol))
	go func() {
		http.ListenAndServe("0.0.0.0:6060", nil)
	}()

	if *accesslog != "" {
		logf, err := os.OpenFile(*accesslog, os.O_APPEND|os.O_RDWR|os.O_CREATE, 0644)
		if err != nil {
			log.Print("open " + *accesslog + " failed")
			return
		}
		memcache.AccessLog = log.New(logf, "", log.Ldate|log.Ltime)
	} else if *debug {
		memcache.AccessLog = log.New(os.Stdout, "", log.Ldate|log.Ltime)
	}

	tbefore := int64(0)
	if *before != "" {
		t, err := time.Parse(time.RFC3339[:len(*before)], *before)
		if err != nil {
			log.Print("parse time error", err.String())
			return
		}
		t.ZoneOffset = 8 * 60 * 60
		tbefore = t.Seconds()
		log.Print("load data before", t.Format(time.RFC3339))
	}

	log.Print("start to open db ", *dbpath)
	store := NewStore(*dbpath, *dbdepth, tbefore)
	defer store.Close()

	addr := fmt.Sprintf("%s:%d", *listen, *port)
	s := memcache.NewServer(store)
	e := s.Listen(addr)
	if e != nil {
		log.Print("Listen at ", *listen, "failed")
		return
	}

	// monitor mem usage
	go func() {
		ul := uint64(*memlimit) * 1024 * 1024
		for runtime.MemStats.HeapSys < ul {
			time.Sleep(1e9)
		}
		log.Print("Mem used by Go is over limitation ", runtime.MemStats.HeapSys/1024/1024, *memlimit)
		s.Shutdown()
	}()

	s.Serve()
	log.Print("shut down gracefully.")
}

func main() {
	http.Handle("/admin", http.HandlerFunc(admin))
	http.Handle("/banana", http.HandlerFunc(banana))
	err := http.ListenAndServe(":11118", nil)
	if err != nil {
		panic("ListenAndServe: ", err.String())
	}
}

func main() {
	http.Handle("/echo", websocket.Handler(EchoServer))
	http.Handle("/lobby", websocket.Handler(LobbyServer))
	http.Handle("/", http.FileServer(http.Dir("/tmp")))
	fmt.Println("Listening on:", listenAddress)
	if err := http.ListenAndServe(listenAddress, nil); err != nil {
		panic("ListenAndServe: " + err.String())
	}
}

func Serve(listener net.Listener) {
	http.HandleFunc("/", viewHtml)
	http.HandleFunc("/$stats.html", statsHtml)
	http.Handle("/$main.js", stringHandler{"application/javascript", main_js})
	http.Handle("/$main.css", stringHandler{"text/css", main_css})
	http.HandleFunc("/$events/", evServer)

	http.Serve(listener, nil)
}

func main() {
	fmt.Printf("Starting http Server ... ")
	http.Handle("/args", http.HandlerFunc(ArgServer))
	http.Handle("/hello", http.HandlerFunc(sayHello))
	http.Handle("/sine", http.HandlerFunc(sineServer))
	err := http.ListenAndServe("0.0.0.0:8080", nil)
	if err != nil {
		fmt.Printf("ListenAndServe Error :" + err.String())
	}
}

func main() {
	http.Handle("/blog", http.HandlerFunc(views.Index))
	http.Handle("/blog/entry/add", http.HandlerFunc(views.AddEntry))
	http.Handle("/blog/entry/", http.HandlerFunc(views.Entry))
	http.Handle("/blog/comment/add", http.HandlerFunc(views.AddComment))
	err := http.ListenAndServe(":12345", nil)
	if err != nil {
		panic("ListenAndServe: ", err.String())
	}
}

func startServer() {
	l, e := net.Listen("tcp", "127.0.0.1:0") // any available address
	if e != nil {
		log.Exitf("net.Listen tcp :0 %v", e)
	}
	serverAddr = l.Addr().String()
	log.Print("Test WebSocket server listening on ", serverAddr)
	http.Handle("/echo", Handler(echoServer))
	http.Handle("/echoDraft75", Draft75Handler(echoServer))
	go http.Serve(l, nil)
}

func main() {
	flag.Parse()
	http.Handle("/circle/", http.HandlerFunc(circle))
	http.Handle("/rect/", http.HandlerFunc(rect))
	http.Handle("/arc/", http.HandlerFunc(arc))
	http.Handle("/text/", http.HandlerFunc(text))
	err := http.ListenAndServe(*port, nil)
	if err != nil {
		log.Println("ListenAndServe:", err)
	}
}

func Serve(listener net.Listener) {
	prefix := "/d/" + ClusterName
	evPrefix = "/events" + prefix

	http.Handle("/", http.RedirectHandler("/view/d/"+ClusterName+"/", 307))
	http.HandleFunc("/view/", viewHtml)
	http.Handle("/main.js", stringHandler{"application/javascript", main_js})
	http.Handle("/main.css", stringHandler{"text/css", main_css})
	http.HandleFunc(evPrefix+"/", evServer)

	http.Serve(listener, nil)
}

func Run(addr string) {
	// Configure the delimiters
	// Parse the file once
	statsTempl.SetDelims("<?", "?>")
	statsTempl.ParseFile(statsTemplatePath)

	http.Handle("/stats", http.HandlerFunc(Stats))
	http.Handle("/add/", http.HandlerFunc(Add))
	err := http.ListenAndServe(addr, nil)
	if err != nil {
		log.Fatal("ListenAndServe:", err)
	}
}