mirror of
https://github.com/xjasonlyu/tun2socks.git
synced 2025-09-27 04:56:04 +08:00
71 lines
2.3 KiB
Go
71 lines
2.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"os"
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"os/signal"
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"syscall"
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"gopkg.in/yaml.v3"
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_ "github.com/xjasonlyu/tun2socks/v2/dns"
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"github.com/xjasonlyu/tun2socks/v2/engine"
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"github.com/xjasonlyu/tun2socks/v2/internal/version"
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"github.com/xjasonlyu/tun2socks/v2/log"
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)
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var (
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key = new(engine.Key)
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configFile string
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versionFlag bool
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)
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func init() {
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flag.IntVar(&key.Mark, "fwmark", 0, "Set firewall MARK (Linux only)")
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flag.IntVar(&key.MTU, "mtu", 0, "Set device maximum transmission unit (MTU)")
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flag.DurationVar(&key.UDPTimeout, "udp-timeout", 0, "Set timeout for each UDP session")
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flag.StringVar(&configFile, "config", "", "YAML format configuration file")
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flag.StringVar(&key.Device, "device", "", "Use this device [driver://]name")
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flag.StringVar(&key.Interface, "interface", "", "Use network INTERFACE (Linux/MacOS only)")
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flag.StringVar(&key.LogLevel, "loglevel", "info", "Log level [debug|info|warn|error|silent]")
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flag.StringVar(&key.Proxy, "proxy", "", "Use this proxy [protocol://]host[:port]")
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flag.StringVar(&key.RestAPI, "restapi", "", "HTTP statistic server listen address")
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flag.StringVar(&key.TCPSendBufferSize, "tcp-sndbuf", "", "Set TCP send buffer size for netstack")
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flag.StringVar(&key.TCPReceiveBufferSize, "tcp-rcvbuf", "", "Set TCP receive buffer size for netstack")
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flag.BoolVar(&key.TCPModerateReceiveBuffer, "tcp-auto-tuning", false, "Enable TCP receive buffer auto-tuning")
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flag.StringVar(&key.MulticastGroups, "multicast-groups", "", "Set multicast groups, separated by commas")
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flag.StringVar(&key.TUNPreUp, "tun-pre-up", "", "Execute a command before TUN device setup")
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flag.StringVar(&key.TUNPostUp, "tun-post-up", "", "Execute a command after TUN device setup")
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flag.BoolVar(&versionFlag, "version", false, "Show version and then quit")
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flag.Parse()
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}
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func main() {
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if versionFlag {
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fmt.Println(version.String())
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fmt.Println(version.BuildString())
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os.Exit(0)
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}
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if configFile != "" {
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data, err := os.ReadFile(configFile)
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if err != nil {
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log.Fatalf("Failed to read config file '%s': %v", configFile, err)
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}
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if err = yaml.Unmarshal(data, key); err != nil {
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log.Fatalf("Failed to unmarshal config file '%s': %v", configFile, err)
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}
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}
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engine.Insert(key)
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engine.Start()
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defer engine.Stop()
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sigCh := make(chan os.Signal, 1)
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signal.Notify(sigCh, syscall.SIGINT, syscall.SIGTERM)
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<-sigCh
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}
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