func main() {
log.SetOutput(os.Stdout)
var cmdConfig ss.Config
var printVer bool
var core int
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.Timeout, "t", 300, "timeout in seconds")
flag.StringVar(&cmdConfig.Method, "m", "", "encryption method, default: aes-256-cfb")
flag.IntVar(&core, "core", 0, "maximum number of CPU cores to use, default is determinied by Go runtime")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
if strings.HasSuffix(cmdConfig.Method, "-auth") {
cmdConfig.Method = cmdConfig.Method[:len(cmdConfig.Method)-5]
cmdConfig.Auth = true
}
var err error
config, err = ss.ParseConfig(configFile)
if err != nil {
if !os.IsNotExist(err) {
fmt.Fprintf(os.Stderr, "error reading %s: %v\n", configFile, err)
os.Exit(1)
}
config = &cmdConfig
} else {
ss.UpdateConfig(config, &cmdConfig)
}
if config.Method == "" {
config.Method = "aes-256-cfb"
}
if err = ss.CheckCipherMethod(config.Method); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if err = unifyPortPassword(config); err != nil {
os.Exit(1)
}
if core > 0 {
runtime.GOMAXPROCS(core)
}
for port, password := range config.PortPassword {
go run(port, password, config.Auth)
}
waitSignal()
}
func main() {
log.SetOutput(os.Stdout)
var cmdConfig ss.Config
var printVer bool
var core int
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.Timeout, "t", 60, "connection timeout (in seconds)")
flag.StringVar(&cmdConfig.Method, "m", "", "encryption method, use empty string or rc4")
flag.IntVar(&core, "core", 0, "maximum number of CPU cores to use, default is determinied by Go runtime")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
var err error
config, err = ss.ParseConfig(configFile)
if err != nil {
if !os.IsNotExist(err) {
fmt.Fprintf(os.Stderr, "error reading %s: %v\n", configFile, err)
os.Exit(1)
}
config = &cmdConfig
} else {
ss.UpdateConfig(config, &cmdConfig)
}
if err = unifyPortPassword(config); err != nil {
os.Exit(1)
}
if err = ss.SetDefaultCipher(config.Method); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if core > 0 {
runtime.GOMAXPROCS(core)
}
for port, password := range config.PortPassword {
go run(port, password)
}
waitSignal()
}
func main() {
var cmdConfig ss.Config
var printVer bool
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.Timeout, "t", 60, "connection timeout (in seconds)")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
var err error
config, err = ss.ParseConfig(configFile)
if err != nil {
if os.IsNotExist(err) {
log.Println("config file not found, using all options from command line")
} else {
log.Printf("error reading %s: %v\n", configFile, err)
os.Exit(1)
}
config = &cmdConfig
} else {
ss.UpdateConfig(config, &cmdConfig)
}
if err = unifyPortPassword(config); err != nil {
os.Exit(1)
}
initTableCache(config)
for port, password := range config.PortPassword {
go run(port, password)
}
// Wait all ports have get it's encryption table
for int(table.getCnt) != len(config.PortPassword) {
time.Sleep(1 * time.Second)
}
storeTableCache(config)
log.Println("all ports ready")
table.cache = nil // release memory
waitSignal()
}
func main() {
log.SetOutput(os.Stdout)
var printVer bool
var core int
var serverPort string
var redisServer string
var timeout int
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&serverPort, "p", "8388", "server port")
flag.StringVar(&redisServer, "redis", ":6379", "redis server")
flag.IntVar(&core, "core", 0, "maximum number of CPU cores to use, default is determinied by Go runtime")
flag.IntVar(&timeout, "timeout", 10, "Socket read timeout")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
storage = NewStorage(redisServer)
if core > 0 {
runtime.GOMAXPROCS(core)
}
readTimeout = time.Duration(timeout) * time.Second
go run(serverPort)
waitSignal()
}
func initLog() {
logFile = os.Stdout
if config.LogFile != "" {
if f, err := os.OpenFile(expandTilde(config.LogFile),
os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0600); err != nil {
fmt.Printf("Can't open log file, logging to stdout: %v\n", err)
} else {
logFile = f
}
}
log.SetOutput(logFile)
if colorize {
color.SetDefaultColor(color.ANSI)
} else {
color.SetDefaultColor(color.NoColor)
}
errorLog = log.New(logFile, color.Red("[ERROR] "), log.LstdFlags)
debugLog = log.New(logFile, color.Blue("[DEBUG] "), log.LstdFlags)
if debug {
ss.SetDebug(ss.DebugLog(true))
}
requestLog = log.New(logFile, color.Green("[>>>>>] "), log.LstdFlags)
responseLog = log.New(logFile, color.Yellow("[<<<<<] "), log.LstdFlags)
}
func main() {
log.SetOutput(os.Stdout)
var configFile, cmdServer string
var cmdConfig ss.Config
var printVer bool
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdServer, "s", "", "server address")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.LocalPort, "l", 0, "local socks5 proxy port")
flag.StringVar(&cmdConfig.Method, "m", "", "encryption method, use empty string or rc4")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
cmdConfig.Server = cmdServer
ss.SetDebug(debug)
exists, err := ss.IsFileExists(configFile)
// If no config file in current directory, try search it in the binary directory
// Note there's no portable way to detect the binary directory.
binDir := path.Dir(os.Args[0])
if (!exists || err != nil) && binDir != "" && binDir != "." {
oldConfig := configFile
configFile = path.Join(binDir, "config.json")
log.Printf("%s not found, try config file %s\n", oldConfig, configFile)
}
config, err := ss.ParseConfig(configFile)
if err != nil {
config = &cmdConfig
if !os.IsNotExist(err) {
fmt.Fprintf(os.Stderr, "error reading %s: %v\n", configFile, err)
os.Exit(1)
}
} else {
ss.UpdateConfig(config, &cmdConfig)
}
if len(config.ServerPassword) == 0 {
if !enoughOptions(config) {
fmt.Fprintln(os.Stderr, "must specify server address, password and both server/local port")
os.Exit(1)
}
} else {
if config.Password != "" || config.ServerPort != 0 || config.GetServerArray() != nil {
fmt.Fprintln(os.Stderr, "given server_password, ignore server, server_port and password option:", config)
}
if config.LocalPort == 0 {
fmt.Fprintln(os.Stderr, "must specify local port")
os.Exit(1)
}
}
parseServerConfig(config)
run(strconv.Itoa(config.LocalPort))
}
func (s ShadowsocksTransport) Start() error {
handler := server.NewHandler(s.Name)
listener, err := net.Listen("tcp", s.BindAddr)
if err != nil {
listener, err = net.Listen("tcp", "127.0.0.1:0")
}
if err != nil {
handler.PrintError("CANNOT BIND TO ANY PORT")
return errors.New("Cannot bind to any port")
}
listener = handler.MonitorListener(listener)
handler.PrintExpose("socks5", listener.Addr().String())
config := &ss.Config{
Server: s.RemoteHost,
ServerPort: s.RemotePort,
Password: s.Secret,
LocalPort: s.BindPort,
Method: "aes-256-cfb",
}
parseServerConfig(config)
handler.PrintDone()
verbose := server.NewOption("verbose")
if verbose.Has() {
s.Verbose = true
ss.SetDebug(true)
debug = true
}
go func() {
for {
defer listener.Close()
conn, err := listener.Accept()
if err != nil {
debug.Println("accept:", err)
continue
}
go func(conn net.Conn) {
conn = handler.MonitorConn(conn)
if debug {
debug.Printf("socks connect from %s\n", conn.RemoteAddr().String())
}
closed := false
defer func() {
if !closed {
conn.Close()
}
}()
var err error = nil
if err = handShake(conn); err != nil {
debug.Printf("socks handshake: %s", err)
return
}
rawaddr, addr, err := getRequest(conn)
if err != nil {
debug.Println("error getting request:", err)
return
}
// Sending connection established message immediately to client.
// This some round trip time for creating socks connection with the client.
// But if connection failed, the client will get connection reset error.
_, err = conn.Write([]byte{0x05, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x08, 0x43})
if err != nil {
debug.Println("send connection confirmation:", err)
return
}
remote, err := createServerConn(rawaddr, addr)
if err != nil {
if len(servers.srvCipher) > 1 {
debug.Println("Failed connect to all avaiable shadowsocks server")
}
return
}
handler.TrackOpenConn(addr)
defer func() {
if !closed {
remote.Close()
}
}()
go ss.PipeThenClose(conn, remote)
ss.PipeThenClose(remote, conn)
closed = true
handler.TrackCloseConn(addr)
}(conn)
}
}()
handler.Wait()
return nil
}
func main() {
log.SetOutput(os.Stdout)
var cmdConfig ss.Config
var printVer, debug bool
var core int
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.Timeout, "t", 60, "connection timeout (in seconds)")
flag.StringVar(&cmdConfig.Method, "m", "", "encryption method, default: aes-256-cfb")
flag.IntVar(&cmdConfig.Net, "n", 0, "ipv4(4) or ipv6(6) or both(0), default is both")
flag.IntVar(&core, "core", 0, "maximum number of CPU cores to use, default is determinied by logical CPUs on server")
flag.BoolVar(&udp, "u", false, "UDP Relay")
flag.BoolVar(&debug, "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
var err error
config, err = ss.ParseConfig(configFile)
if err != nil {
if !os.IsNotExist(err) {
fmt.Fprintf(os.Stderr, "error reading %s: %v\n", configFile, err)
os.Exit(1)
}
config = &cmdConfig
} else {
ss.UpdateConfig(config, &cmdConfig)
}
switch config.Net {
case 4:
netTcp = "tcp4"
netUdp = "udp4"
case 6:
netTcp = "tcp6"
netUdp = "udp6"
default:
netTcp = "tcp"
netUdp = "udp"
}
if config.Method == "" {
config.Method = "aes-256-cfb"
}
if err = ss.CheckCipherMethod(config.Method); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if err = unifyPortPassword(config); err != nil {
os.Exit(1)
}
if core > 0 {
runtime.GOMAXPROCS(runtime.NumCPU())
}
ss.NewTraffic()
for port, password := range config.PortPassword {
go run(port, password)
if udp && password[2] == "ok" {
go runUDP(port, password)
}
}
waitSignal()
}
func main() {
log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
log.SetOutput(os.Stdout)
var cmdConfig ss.Config
var printVer bool
var core int
flag.BoolVar(&printVer, "version", false, "print version")
flag.StringVar(&configFile, "c", "config.json", "specify config file")
flag.StringVar(&cmdConfig.Password, "k", "", "password")
flag.IntVar(&cmdConfig.ServerPort, "p", 0, "server port")
flag.IntVar(&cmdConfig.Timeout, "t", 60, "connection timeout (in seconds)")
flag.StringVar(&cmdConfig.Method, "m", "", "encryption method, default: aes-256-cfb")
flag.IntVar(&core, "core", 0, "maximum number of CPU cores to use, default is determinied by Go runtime")
flag.BoolVar((*bool)(&debug), "d", false, "print debug message")
flag.Parse()
if printVer {
ss.PrintVersion()
os.Exit(0)
}
ss.SetDebug(debug)
var err error
config, err = ss.ParseConfig(configFile)
if err != nil {
if !os.IsNotExist(err) {
fmt.Fprintf(os.Stderr, "error reading %s: %v\n", configFile, err)
os.Exit(1)
}
config = &cmdConfig
} else {
ss.UpdateConfig(config, &cmdConfig)
}
if config.Method == "" {
config.Method = "aes-256-cfb"
}
if err = ss.CheckCipherMethod(config.Method); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
if err = unifyPortPassword(config); err != nil {
os.Exit(1)
}
if core > 0 {
runtime.GOMAXPROCS(core)
}
initPortMap()
if runtime.GOOS == "linux" {
limitConfig.Init("/etc/limit.json")
} else {
limitConfig.Init("limit.json")
}
for port, password := range config.PortPassword {
go run(port, password)
}
go runWeb()
go DaysLimitLoop()
waitSignal()
}