vtun/main.go
2022-05-17 19:59:44 +08:00

113 lines
3.2 KiB
Go

package main
import (
"encoding/json"
"flag"
"log"
"os"
"os/signal"
"runtime"
"syscall"
"github.com/net-byte/vtun/common/cipher"
"github.com/net-byte/vtun/common/config"
"github.com/net-byte/vtun/common/netutil"
"github.com/net-byte/vtun/quic"
"github.com/net-byte/vtun/tcp"
"github.com/net-byte/vtun/tls"
"github.com/net-byte/vtun/tun"
"github.com/net-byte/vtun/udp"
"github.com/net-byte/vtun/ws"
)
func main() {
config := config.Config{}
flag.StringVar(&config.DeviceName, "dn", "", "device name")
flag.StringVar(&config.CIDR, "c", "172.16.0.10/24", "tun interface cidr")
flag.StringVar(&config.CIDRv6, "c6", "fced:9999::9999/64", "tun interface ipv6 cidr")
flag.IntVar(&config.MTU, "mtu", 1500, "tun mtu")
flag.StringVar(&config.LocalAddr, "l", ":3000", "local address")
flag.StringVar(&config.ServerAddr, "s", ":3001", "server address")
flag.StringVar(&config.IntranetServerIP, "sip", "172.16.0.1", "intranet server ip")
flag.StringVar(&config.IntranetServerIPv6, "sip6", "fced:9999::1", "intranet server ipv6")
flag.StringVar(&config.DNSServerIP, "dip", "8.8.8.8", "dns server ip")
flag.StringVar(&config.Key, "k", "freedom@2022", "key")
flag.StringVar(&config.Protocol, "p", "wss", "protocol tcp/udp/tls/quic/ws/wss")
flag.StringVar(&config.WebSocketPath, "path", "/freedom", "websocket path")
flag.BoolVar(&config.ServerMode, "S", false, "server mode")
flag.BoolVar(&config.GlobalMode, "g", false, "client global mode")
flag.BoolVar(&config.Obfs, "obfs", false, "enable data obfuscation")
flag.IntVar(&config.Timeout, "t", 30, "dial timeout in seconds")
flag.StringVar(&config.TLSCertificateFilePath, "certificate", "./certs/server.pem", "tls certificate file path")
flag.StringVar(&config.TLSCertificateKeyFilePath, "privatekey", "./certs/server.key", "tls certificate key file path")
flag.StringVar(&config.TLSSni, "sni", "", "tls handshake sni")
flag.BoolVar(&config.TLSInsecureSkipVerify, "isv", false, "tls insecure skip verify")
flag.Parse()
initConfig(&config)
go startApp(config)
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
<-quit
stopApp(config)
}
func initConfig(config *config.Config) {
if !config.ServerMode && config.GlobalMode {
switch runtime.GOOS {
case "linux":
config.LocalGateway = netutil.GetLocalGatewayOnLinux()
case "darwin":
config.LocalGateway = netutil.GetLocalGatewayOnMac()
}
}
cipher.SetKey(config.Key)
json, _ := json.Marshal(config)
log.Printf("init config:%s", string(json))
}
func startApp(config config.Config) {
switch config.Protocol {
case "udp":
if config.ServerMode {
udp.StartServer(config)
} else {
udp.StartClient(config)
}
case "tcp":
if config.ServerMode {
tcp.StartServer(config)
} else {
tcp.StartClient(config)
}
case "ws":
if config.ServerMode {
ws.StartServer(config)
} else {
ws.StartClient(config)
}
case "tls":
if config.ServerMode {
tls.StartServer(config)
} else {
tls.StartClient(config)
}
case "quic":
if config.ServerMode {
quic.StartServer(config)
} else {
quic.StartClient(config)
}
default:
if config.ServerMode {
ws.StartServer(config)
} else {
ws.StartClient(config)
}
}
}
func stopApp(config config.Config) {
tun.Reset(config)
log.Printf("stopped!!!")
}