Closer

Closer

Closer is a library which handles signal-catching for proper closing of your Go services.

Usage

package main

import (
	"fmt"
	"net/http"

	"github.com/hatchify/closer"
)

func main() {
	s := newSrv()
	go s.listen()
	s.Close(s.c.Wait())
}

func newSrv() *srv {
	var s srv
	s.c = closer.New()
	return &s
}

type srv struct {
	c *closer.Closer
}

func (s *srv) listen() {
	s.c.Close(http.ListenAndServe(":80", s))
}

func (s *srv) ServeHTTP(w http.ResponseWriter, r *http.Request) {
	// Serve http here
}

func (s *srv) Close(err error) {
	fmt.Println("Closing service:", err)
	// Close internal services here
}