Adopt go modules

example/example_tls_test.go

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+// Copyright 2016 The CMux Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+// implied. See the License for the specific language governing
+// permissions and limitations under the License.
+
+package cmux_test
+
+import (
+	"crypto/rand"
+	"crypto/tls"
+	"fmt"
+	"log"
+	"net"
+	"net/http"
+	"strings"
+
+	"github.com/soheilhy/cmux"
+)
+
+type anotherHTTPHandler struct{}
+
+func (h *anotherHTTPHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintf(w, "example http response")
+}
+
+func serveHTTP1(l net.Listener) {
+	s := &http.Server{
+		Handler: &anotherHTTPHandler{},
+	}
+	if err := s.Serve(l); err != cmux.ErrListenerClosed {
+		panic(err)
+	}
+}
+
+func serveHTTPS(l net.Listener) {
+	// Load certificates.
+	certificate, err := tls.LoadX509KeyPair("cert.pem", "key.pem")
+	if err != nil {
+		log.Panic(err)
+	}
+
+	config := &tls.Config{
+		Certificates: []tls.Certificate{certificate},
+		Rand:         rand.Reader,
+	}
+
+	// Create TLS listener.
+	tlsl := tls.NewListener(l, config)
+
+	// Serve HTTP over TLS.
+	serveHTTP1(tlsl)
+}
+
+// This is an example for serving HTTP and HTTPS on the same port.
+func Example_bothHTTPAndHTTPS() {
+	// Create the TCP listener.
+	l, err := net.Listen("tcp", "127.0.0.1:50051")
+	if err != nil {
+		log.Panic(err)
+	}
+
+	// Create a mux.
+	m := cmux.New(l)
+
+	// We first match on HTTP 1.1 methods.
+	httpl := m.Match(cmux.HTTP1Fast())
+
+	// If not matched, we assume that its TLS.
+	//
+	// Note that you can take this listener, do TLS handshake and
+	// create another mux to multiplex the connections over TLS.
+	tlsl := m.Match(cmux.Any())
+
+	go serveHTTP1(httpl)
+	go serveHTTPS(tlsl)
+
+	if err := m.Serve(); !strings.Contains(err.Error(), "use of closed network connection") {
+		panic(err)
+	}
+}