112 lines
2.1 KiB
Go
112 lines
2.1 KiB
Go
package main
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import (
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"../.."
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"crypto/tls"
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"encoding/json"
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"flag"
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"fmt"
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"github.com/golang/glog"
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"golang.org/x/net/http2"
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"io/ioutil"
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"os"
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"runtime"
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"sync"
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)
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var (
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options struct {
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ChainNodes, ServeNodes flagStringList
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}
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)
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func init() {
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var (
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configureFile string
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printVersion bool
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)
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flag.StringVar(&configureFile, "C", "", "configure file")
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flag.Var(&options.ChainNodes, "F", "forward address, can make a forward chain")
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flag.Var(&options.ServeNodes, "L", "listen address, can listen on multiple ports")
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flag.BoolVar(&printVersion, "V", false, "print version")
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flag.Parse()
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if err := loadConfigureFile(configureFile); err != nil {
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glog.Fatal(err)
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}
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if glog.V(5) {
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http2.VerboseLogs = true
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}
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if flag.NFlag() == 0 {
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flag.PrintDefaults()
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os.Exit(0)
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}
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if printVersion {
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fmt.Fprintf(os.Stderr, "GOST %s (%s)\n", gost.Version, runtime.Version())
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os.Exit(0)
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}
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}
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func main() {
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chain := gost.NewProxyChain()
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if err := chain.AddProxyNodeString(options.ChainNodes...); err != nil {
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glog.Fatal(err)
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}
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chain.Init()
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var wg sync.WaitGroup
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for _, ns := range options.ServeNodes {
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serverNode, err := gost.ParseProxyNode(ns)
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if err != nil {
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glog.Fatal(err)
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}
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wg.Add(1)
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go func(node gost.ProxyNode) {
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defer wg.Done()
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certFile, keyFile := node.Get("cert"), node.Get("key")
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if certFile == "" {
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certFile = gost.DefaultCertFile
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}
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if keyFile == "" {
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keyFile = gost.DefaultKeyFile
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}
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cert, err := gost.LoadCertificate(certFile, keyFile)
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if err != nil {
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glog.Fatal(err)
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}
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server := gost.NewProxyServer(node, chain, &tls.Config{Certificates: []tls.Certificate{cert}})
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glog.Fatal(server.Serve())
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}(serverNode)
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}
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wg.Wait()
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}
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func loadConfigureFile(configureFile string) error {
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if configureFile == "" {
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return nil
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}
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content, err := ioutil.ReadFile(configureFile)
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if err != nil {
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return err
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}
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if err := json.Unmarshal(content, &options); err != nil {
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return err
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}
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return nil
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}
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type flagStringList []string
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func (this *flagStringList) String() string {
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return fmt.Sprintf("%s", *this)
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}
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func (this *flagStringList) Set(value string) error {
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*this = append(*this, value)
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return nil
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}
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