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