package main

import (
	"log"
	"net"
)

func echoServer(c *net.UnixConn) {
	for {
		buf := make([]byte, 1024)
		nr, err := c.Read(buf)
		if err != nil {
			return
		}

		data := buf[:nr]
		println("<", string(data))
		_, err = c.Write(data)
		if err != nil {
			log.Fatalln("Write error:", err)
		}
	}
}

func connectServer(addr *net.UnixAddr) {
	unixSock, err := net.ListenUnix("unix", addr)
	if err != nil {
		log.Panic(err)
	}
	defer unixSock.Close()

	for {
		fd, err := unixSock.AcceptUnix()
		if err != nil {
			log.Fatalln("Accept error:", err)
		}

		go echoServer(fd)
	}
}