tuna

Simple yet functional self updater written in GO.

Functionality

It will update itself with the latest release from the given URL by deleting the old binary and downloading the new one in its place.

Example

package main

import (
	"github.com/8ff/tuna"
)

func main() {
	// Determine OS and ARCH
	osRelease := runtime.GOOS
	arch := runtime.GOARCH

	// Build URL
	e := tuna.SelfUpdate(fmt.Sprintf("https://github.com/myuser/myapp/releases/download/latest/myapp.%s.%s", osRelease, arch))
	if e != nil {
		log.Fatal(e.Error())
	} else {
		log.Println("Updated successfully!")
	}
}