Implementation of a scalable chat roulette program in Go

chatroulette.go

package main

import (
	"fmt"
	"io"
	"net"
)

func main() {
	socket, _ := net.Listen("tcp", "localhost:8080")
	conns := make(chan io.ReadWriteCloser)

	for {
		conn, _ := socket.Accept()
		go match(conn, conns)
	}
}

func match(conn io.ReadWriteCloser, conns chan io.ReadWriteCloser) {
	fmt.Fprint(conn, "Waiting for partner... ")
	select {
	case conns <- conn:
		remoteConn := <-conns
		startChat(conn, remoteConn)
	case remoteConn := <-conns:
		conns <- conn
		startChat(conn, remoteConn)
	}
}
func startChat(a, b io.ReadWriteCloser) {
	fmt.Fprintln(a, "Found one!")
	errc := make(chan error, 1)
	go cp(a, b, errc)
	go cp(b, a, errc)
	if err := <-errc; err != nil {

	}
	a.Close()
	b.Close()
}

func cp(a io.Reader, b io.Writer, errc chan error) {
	_, err := io.Copy(b, a)
	errc <- err
}