golang websocket example with basic auth

ws-client.go

package main

import (
  "log"
  "net/http"
  "encoding/json"
  "golang.org/x/net/websocket"
  "fmt"
)

type ClientHello struct {
  messageType string
  protocolVersion string
  clientVersion string
}

func main() {
  config, err := websocket.NewConfig("wss://sandbox/websocket", "wss://sandbox/websocket")
  if err != nil {
    log.Fatal(err)
  }
  config.Header = http.Header {
    "Authorization" : {"Basic blabla=="},
  }
  ws, err := websocket.DialConfig(config)
  if err != nil {
    log.Fatal(err)
  }
  clientHello := ClientHello {
    "client-hello",
    "1",
    "4.0",
  }
  msg, err := json.Marshal(clientHello)
  if err != nil {
    log.Fatal(err)
  }
  ws.Write(msg)
  var retMsg = make([]byte, 512)
  var n int
  n, err = ws.Read(retMsg)
  if err != nil {
    log.Fatal(err)
  }
  fmt.Printf("Received: %s.\n", retMsg[:n])
}