mirror of
https://github.com/kataras/iris.git
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move sessions and websocket examples, gofmt, fix misspells and experimental optimizations 🍐
Former-commit-id: cae4f94bbd404d26ab13dade02b52f81feaddf24
This commit is contained in:
hiveminded
176
_examples/websocket/secure/main.go
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176
_examples/websocket/secure/main.go
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@@ -0,0 +1,176 @@
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package main
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import (
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"fmt"
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"io/ioutil"
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"os"
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"time"
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"github.com/kataras/iris"
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"github.com/kataras/iris/context"
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"github.com/kataras/iris/view"
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"github.com/kataras/iris/websocket"
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)
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type clientPage struct {
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Title string
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Host string
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}
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func main() {
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app := iris.New()
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app.RegisterView(view.HTML("./templates", ".html")) // select the html engine to serve templates
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ws := websocket.New(websocket.Config{})
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// register the server on an endpoint.
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// see the inline javascript code i the websockets.html, this endpoint is used to connect to the server.
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app.Get("/my_endpoint", ws.Handler())
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// serve the javascript built'n client-side library,
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// see weboskcets.html script tags, this path is used.
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app.Any("/iris-ws.js", func(ctx context.Context) {
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ctx.Write(websocket.ClientSource)
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})
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app.StaticWeb("/js", "./static/js")
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app.Get("/", func(ctx context.Context) {
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// send our custom javascript source file before client really asks for that
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// using the go v1.8's HTTP/2 Push.
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// Note that you have to listen using ListenTLS in order this to work.
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if err := ctx.ResponseWriter().Push("/js/chat.js", nil); err != nil {
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ctx.Application().Logger().Warnln(err.Error())
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}
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ctx.ViewData("", clientPage{"Client Page", ctx.Host()})
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ctx.View("client.html")
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})
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var myChatRoom = "room1"
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ws.OnConnection(func(c websocket.Connection) {
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// Context returns the (upgraded) context.Context of this connection
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// avoid using it, you normally don't need it,
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// websocket has everything you need to authenticate the user BUT if it's necessary
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// then you use it to receive user information, for example: from headers.
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// ctx := c.Context()
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// join to a room (optional)
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c.Join(myChatRoom)
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c.On("chat", func(message string) {
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if message == "leave" {
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c.Leave(myChatRoom)
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c.To(myChatRoom).Emit("chat", "Client with ID: "+c.ID()+" left from the room and cannot send or receive message to/from this room.")
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c.Emit("chat", "You have left from the room: "+myChatRoom+" you cannot send or receive any messages from others inside that room.")
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return
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}
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// to all except this connection ->
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// c.To(websocket.Broadcast).Emit("chat", "Message from: "+c.ID()+"-> "+message)
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// to all connected clients: c.To(websocket.All)
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// to the client itself ->
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//c.Emit("chat", "Message from myself: "+message)
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//send the message to the whole room,
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//all connections are inside this room will receive this message
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c.To(myChatRoom).Emit("chat", "From: "+c.ID()+": "+message)
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})
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// or create a new leave event
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// c.On("leave", func() {
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// c.Leave(myChatRoom)
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// })
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c.OnDisconnect(func() {
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fmt.Printf("Connection with ID: %s has been disconnected!\n", c.ID())
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})
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})
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listenTLS(app)
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}
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// a test listenTLS for our localhost
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func listenTLS(app *iris.Application) {
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const (
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testTLSCert = `-----BEGIN CERTIFICATE-----
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MIIDBTCCAe2gAwIBAgIJAOYzROngkH6NMA0GCSqGSIb3DQEBBQUAMBkxFzAVBgNV
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BAMMDmxvY2FsaG9zdDo4MDgwMB4XDTE3MDIxNzAzNDM1NFoXDTI3MDIxNTAzNDM1
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NFowGTEXMBUGA1UEAwwObG9jYWxob3N0OjgwODAwggEiMA0GCSqGSIb3DQEBAQUA
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xde9e/7XlFE//00vT7nBmJAUV/2CXC8U5lsjLEqdAgMBAAGjUDBOMB0GA1UdDgQW
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BBQOfENuLn/t0Z4ZY1+RPWaz7RBH+TAfBgNVHSMEGDAWgBQOfENuLn/t0Z4ZY1+R
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PWaz7RBH+TAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBQUAA4IBAQBG7AEEuIq6
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chAgnnGojuxdx0qjiaH4N4xWGHsWhaesnIF1xJepLlX3kJZQURvRxM4wlljlQPIb
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3hDVLlwE3mB3
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-----END CERTIFICATE-----
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`
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testTLSKey = `-----BEGIN RSA PRIVATE KEY-----
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MIIEogIBAAKCAQEAn7IlRzteBaSrItKbwb+vKAKUJtjDvnQr6vO7A1OBNECYRild
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UQlJkFcqQoRKnS5VELKKXF0sisG1qMoNfyjR2DtwxzH3j2+GwtVA9hxDauz4dvEC
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UxIvwib1AfYapHv2AqFmHYxYiN4dx8PKucIRjuV0d0dt8+vb6+V8aDZXBdkfjk3Z
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MwK3dAlk2Utu724HZ8ovb91msnYf65fkEbT1IBKAhKjjpDEjJXVzumfRpVJPWxUB
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8CLhJ5UqFRQeaLeXKnmxIyZ1jCyz/NyjgkHpCXh2Tso3k3vFtBctQxruX7xTYcXX
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vXv+15RRP/9NL0+5wZiQFFf9glwvFOZbIyxKnQIDAQABAoIBAEzBx4ExW8PCni8i
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o5LAm2PTuXniflMwa1uGwsCahmOjGI3AnAWzPRSPkNRf2a0q8+AOsMosTphy+umi
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k4yoroyq/JXBkhyuZDvX9vYp5AA+Q68h8/KmsKkifUgSGSHun5/80lYyT/f60TLX
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g1MeCQXAxAiA2zFKE1D7Ds2S/ZQt8559z+MusgnicrCcyMY1nFL+M0QxCoD4CaWy
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0v1f8EUUXuTcBMo5tV/hQQKBgDoBBW8jsiFDu7DZscSgOde00QZVzZAkAfsJLisi
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LfNXGjZdZawUUuoX1iYLpZgNK25D0wtp1hdvjf2Ej/dAMd8bexHjvcaBT7ncqjiq
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NmDcWjofIIXspTIyLwjStXGmJnJT7N/CqoYDjtTmHGND7Shpi3mAFn/r0isjFUJm
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2J5RAoGALuGXxzmSRWmkIp11F/Qr3PBFWBWkrRWaH2TRLMhrU/wO8kCsSyo4PmAZ
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ltOfD7InpDiCu43hcDPQ/29FUbDnmAhvMnmIQuHXGgPF/LhqEhbKPA/o/eZdQVCK
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QG+tmveBBIYMed5YbWstZu/95lIHF+u8Hl+Z6xgveozfE5yqiUA=
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-----END RSA PRIVATE KEY-----
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`
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)
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// create the key and cert files on the fly, and delete them when this test finished
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certFile, ferr := ioutil.TempFile("", "cert")
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if ferr != nil {
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panic(ferr)
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}
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keyFile, ferr := ioutil.TempFile("", "key")
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if ferr != nil {
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panic(ferr)
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}
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certFile.WriteString(testTLSCert)
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keyFile.WriteString(testTLSKey)
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// https://localhost
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app.Run(iris.TLS("localhost:443", certFile.Name(), keyFile.Name()))
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certFile.Close()
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time.Sleep(50 * time.Millisecond)
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os.Remove(certFile.Name())
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keyFile.Close()
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time.Sleep(50 * time.Millisecond)
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os.Remove(keyFile.Name())
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}
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