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path: root/src/rhctl/noptcp.go
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//
//  rhctl
//
//  Copyright (C) 2009-2016 Christian Pointner <equinox@helsinki.at>
//
//  This file is part of rhctl.
//
//  rhctl is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  any later version.
//
//  rhctl is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with rhctl. If not, see <http://www.gnu.org/licenses/>.
//

package main

import (
	"net"
)

type NopTCPInterface struct {
	ln   net.Listener
	ctrl *SwitchControl
}

func handleClient(con net.Conn, ctrl *SwitchControl) {
	con.Write([]byte("hello world"))
	con.Close()
}

func (nop *NopTCPInterface) Run() {
	rhdl.Printf("NopTCP: handler running...")

	for {
		con, err := nop.ln.Accept()
		if err != nil {
			switch err.(type) {
			case *net.OpError:
				if !err.(*net.OpError).Temporary() {
					rhl.Printf("NopTCP: server exiting: %s", err)
					return
				}
			default:
				rhl.Printf("NopTCP: server exiting: %s", err)
				return
			}
		}
		go handleClient(con, nop.ctrl)
	}
}

func NopTCPInit(conf *Config, ctrl *SwitchControl) (nop *NopTCPInterface, err error) {
	nop = &NopTCPInterface{}
	nop.ctrl = ctrl
	if nop.ln, err = net.Listen("tcp", conf.Clients.Noptcp.Address); err != nil {
		return
	}
	rhdl.Printf("NopTCP: listening on %s", nop.ln.Addr())

	return
}