melody

🎶 Simple websocket framework for Go

Melody is websocket framework based on github.com/gorilla/websocket that abstracts away the more tedious parts of handling websockets. Features include:

• Timeouts for write and read.
• Built-in ping/pong handling.
• Message buffer for connections making concurrent writing easy.
• Simple broadcasting to all or selected sessions.

Install

go get github.com/olahol/melody

Example

Simple broadcasting chat server, error handling left as en exercise for the developer.

package main

import (
	"github.com/olahol/melody"
	"github.com/gin-gonic/gin"
	"net/http"
)

func main() {
	r := gin.Default()
	m := melody.New()

	r.GET("/", func(c *gin.Context) {
		http.ServeFile(c.Writer, c.Request, "index.html")
	})

	r.GET("/ws", func(c *gin.Context) {
		m.HandleRequest(c.Writer, c.Request)
	})

	m.HandleMessage(func(s *melody.Session, msg []byte) {
		m.Broadcast(msg)
	})

	r.Run(":5000")
}

Documentation