daemon-socket-go-example/main.go

package main

import (
	"daemonSocketExample/daemonconn"
	"daemonSocketExample/msghandlers"
	"github.com/sevlyar/go-daemon"
	"log"
	"log/slog"
	"os"
	"time"
)

func main() {
	ctx := &daemon.Context{
		PidFileName: "liberum-daemon.pid",
		PidFilePerm: 0644,
		LogFileName: "liberum-daemon.log",
		LogFilePerm: 0640,
		WorkDir:     "./",
		Umask:       027,
	}

	d, err := ctx.Reborn()
	if err != nil {
		panic(err)
	}

	if d != nil {
		return
	}

	defer func(ctx *daemon.Context) {
		slog.Info("Stopping daemon")
		_ = ctx.Release()
	}(ctx)
	log.Println("Daemon started")

	_ = os.Remove("/tmp/liberum.sock")

	connChan, err := daemonconn.UnixSocketListen(daemonconn.DefaultUnixSocketPath)
	if err != nil {
		panic(err)
	}

	go func() {
		for conn := range connChan {
			err := msghandlers.HandleDaemonConn(conn)
			if err != nil {
				panic(err)
			}
		}
	}()

	conn, err := daemonconn.UnixSocketConnect(daemonconn.DefaultUnixSocketPath)
	if err != nil {
		panic(err)
	}

	err = conn.WriteMessage(daemonconn.EchoRequest{EchoByte: 123, UpdatesCount: 16})
	if err != nil {
		panic(err)
	}

	time.Sleep(time.Second * 5)
}