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authorWim <wim@42.be>2016-04-10 23:39:38 +0200
committerWim <wim@42.be>2016-04-10 23:39:38 +0200
commitde4c7804101a47a01d0c9b88ea34d2b153e2b6b9 (patch)
treefa379bc2e706951a913e0c7009d9906e42363655 /vendor/github.com/gorilla/websocket/examples/echo
parent6b18257185b1830bd2eff83fae30bdd2055f78b0 (diff)
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Vendor libs
Diffstat (limited to 'vendor/github.com/gorilla/websocket/examples/echo')
-rw-r--r--vendor/github.com/gorilla/websocket/examples/echo/client.go81
-rw-r--r--vendor/github.com/gorilla/websocket/examples/echo/server.go132
2 files changed, 213 insertions, 0 deletions
diff --git a/vendor/github.com/gorilla/websocket/examples/echo/client.go b/vendor/github.com/gorilla/websocket/examples/echo/client.go
new file mode 100644
index 00000000..6578094e
--- /dev/null
+++ b/vendor/github.com/gorilla/websocket/examples/echo/client.go
@@ -0,0 +1,81 @@
+// Copyright 2015 The Gorilla WebSocket Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+package main
+
+import (
+ "flag"
+ "log"
+ "net/url"
+ "os"
+ "os/signal"
+ "time"
+
+ "github.com/gorilla/websocket"
+)
+
+var addr = flag.String("addr", "localhost:8080", "http service address")
+
+func main() {
+ flag.Parse()
+ log.SetFlags(0)
+
+ interrupt := make(chan os.Signal, 1)
+ signal.Notify(interrupt, os.Interrupt)
+
+ u := url.URL{Scheme: "ws", Host: *addr, Path: "/echo"}
+ log.Printf("connecting to %s", u.String())
+
+ c, _, err := websocket.DefaultDialer.Dial(u.String(), nil)
+ if err != nil {
+ log.Fatal("dial:", err)
+ }
+ defer c.Close()
+
+ done := make(chan struct{})
+
+ go func() {
+ defer c.Close()
+ defer close(done)
+ for {
+ _, message, err := c.ReadMessage()
+ if err != nil {
+ log.Println("read:", err)
+ return
+ }
+ log.Printf("recv: %s", message)
+ }
+ }()
+
+ ticker := time.NewTicker(time.Second)
+ defer ticker.Stop()
+
+ for {
+ select {
+ case t := <-ticker.C:
+ err := c.WriteMessage(websocket.TextMessage, []byte(t.String()))
+ if err != nil {
+ log.Println("write:", err)
+ return
+ }
+ case <-interrupt:
+ log.Println("interrupt")
+ // To cleanly close a connection, a client should send a close
+ // frame and wait for the server to close the connection.
+ err := c.WriteMessage(websocket.CloseMessage, websocket.FormatCloseMessage(websocket.CloseNormalClosure, ""))
+ if err != nil {
+ log.Println("write close:", err)
+ return
+ }
+ select {
+ case <-done:
+ case <-time.After(time.Second):
+ }
+ c.Close()
+ return
+ }
+ }
+}
diff --git a/vendor/github.com/gorilla/websocket/examples/echo/server.go b/vendor/github.com/gorilla/websocket/examples/echo/server.go
new file mode 100644
index 00000000..a685b097
--- /dev/null
+++ b/vendor/github.com/gorilla/websocket/examples/echo/server.go
@@ -0,0 +1,132 @@
+// Copyright 2015 The Gorilla WebSocket Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+package main
+
+import (
+ "flag"
+ "html/template"
+ "log"
+ "net/http"
+
+ "github.com/gorilla/websocket"
+)
+
+var addr = flag.String("addr", "localhost:8080", "http service address")
+
+var upgrader = websocket.Upgrader{} // use default options
+
+func echo(w http.ResponseWriter, r *http.Request) {
+ c, err := upgrader.Upgrade(w, r, nil)
+ if err != nil {
+ log.Print("upgrade:", err)
+ return
+ }
+ defer c.Close()
+ for {
+ mt, message, err := c.ReadMessage()
+ if err != nil {
+ log.Println("read:", err)
+ break
+ }
+ log.Printf("recv: %s", message)
+ err = c.WriteMessage(mt, message)
+ if err != nil {
+ log.Println("write:", err)
+ break
+ }
+ }
+}
+
+func home(w http.ResponseWriter, r *http.Request) {
+ homeTemplate.Execute(w, "ws://"+r.Host+"/echo")
+}
+
+func main() {
+ flag.Parse()
+ log.SetFlags(0)
+ http.HandleFunc("/echo", echo)
+ http.HandleFunc("/", home)
+ log.Fatal(http.ListenAndServe(*addr, nil))
+}
+
+var homeTemplate = template.Must(template.New("").Parse(`
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+<script>
+window.addEventListener("load", function(evt) {
+
+ var output = document.getElementById("output");
+ var input = document.getElementById("input");
+ var ws;
+
+ var print = function(message) {
+ var d = document.createElement("div");
+ d.innerHTML = message;
+ output.appendChild(d);
+ };
+
+ document.getElementById("open").onclick = function(evt) {
+ if (ws) {
+ return false;
+ }
+ ws = new WebSocket("{{.}}");
+ ws.onopen = function(evt) {
+ print("OPEN");
+ }
+ ws.onclose = function(evt) {
+ print("CLOSE");
+ ws = null;
+ }
+ ws.onmessage = function(evt) {
+ print("RESPONSE: " + evt.data);
+ }
+ ws.onerror = function(evt) {
+ print("ERROR: " + evt.data);
+ }
+ return false;
+ };
+
+ document.getElementById("send").onclick = function(evt) {
+ if (!ws) {
+ return false;
+ }
+ print("SEND: " + input.value);
+ ws.send(input.value);
+ return false;
+ };
+
+ document.getElementById("close").onclick = function(evt) {
+ if (!ws) {
+ return false;
+ }
+ ws.close();
+ return false;
+ };
+
+});
+</script>
+</head>
+<body>
+<table>
+<tr><td valign="top" width="50%">
+<p>Click "Open" to create a connection to the server,
+"Send" to send a message to the server and "Close" to close the connection.
+You can change the message and send multiple times.
+<p>
+<form>
+<button id="open">Open</button>
+<button id="close">Close</button>
+<p><input id="input" type="text" value="Hello world!">
+<button id="send">Send</button>
+</form>
+</td><td valign="top" width="50%">
+<div id="output"></div>
+</td></tr></table>
+</body>
+</html>
+`))
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