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/*
* This program 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
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Justin Wong <justin.w.xd@gmail.com>
*
*/
package main
import (
"flag"
"fmt"
"runtime"
"github.com/bigeagle/gohop/hop"
"github.com/bigeagle/gohop/logging"
"os"
)
var srvMode, cltMode, debug, getVersion bool
var cfgFile string
var VERSION = "0.3.2-dev"
func main() {
flag.BoolVar(&getVersion, "version", false, "Get Version info")
flag.BoolVar(&debug, "debug", false, "Provide debug info")
flag.StringVar(&cfgFile, "config", "", "configfile")
flag.Parse()
if getVersion {
fmt.Println("GoHop: Yet Another VPN to Escape from Censorship")
fmt.Printf("Version: %s\n", VERSION)
os.Exit(0)
}
logging.InitLogger(debug)
logger := logging.GetLogger()
checkerr := func(err error) {
if err != nil {
logger.Error(err.Error())
trace := make([]byte, 1024)
count := runtime.Stack(trace, true)
logger.Error("Stack of %d bytes: %s", count, trace)
os.Exit(1)
}
}
if cfgFile == "" {
cfgFile = flag.Arg(0)
}
logger.Info("using config file: %v", cfgFile)
icfg, err := hop.ParseHopConfig(cfgFile)
logger.Debug("%v", icfg)
logger.Debug("checking")
checkerr(err)
switch cfg := icfg.(type) {
case hop.HopServerConfig:
err := hop.NewServer(cfg)
logger.Debug("checking")
checkerr(err)
case hop.HopClientConfig:
err := hop.NewClient(cfg)
checkerr(err)
default:
logger.Error("Invalid config file")
}
}