func (request *Socks5Request) Destination() v2net.Destination {
switch request.AddrType {
case AddrTypeIPv4:
return v2net.TCPDestination(v2net.IPAddress(request.IPv4[:]), request.Port)
case AddrTypeIPv6:
return v2net.TCPDestination(v2net.IPAddress(request.IPv6[:]), request.Port)
case AddrTypeDomain:
return v2net.TCPDestination(v2net.ParseAddress(request.Domain), request.Port)
default:
panic("Unknown address type")
}
}
func TestTCPDestinationEquals(t *testing.T) {
assert := assert.On(t)
dest := v2net.TCPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
assert.Bool(dest.Equals(nil)).IsFalse()
dest2 := v2net.TCPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
assert.Bool(dest.Equals(dest2)).IsTrue()
dest3 := v2net.UDPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
assert.Bool(dest.Equals(dest3)).IsFalse()
dest4 := v2net.TCPDestination(v2net.DomainAddress("v2ray.com"), 80)
assert.Bool(dest.Equals(dest4)).IsFalse()
}
func TestDomainNotMatchingDomain(t *testing.T) {
v2testing.Current(t)
rawJson := `{
"type": "field",
"domain": ["google.com", "v2ray.com"],
"tag": "test"
}`
rule := parseRule([]byte(rawJson))
dest := v2net.TCPDestination(v2net.DomainAddress("baidu.com"), 80)
assert.Bool(rule.Apply(dest)).IsFalse()
dest = v2net.TCPDestination(v2net.DomainAddress("www.google.com"), 80)
assert.Bool(rule.Apply(dest)).IsTrue()
}
func TestSinglePacket(t *testing.T) {
v2testing.Current(t)
port := v2nettesting.PickPort()
tcpServer := &tcp.Server{
Port: port,
MsgProcessor: func(data []byte) []byte {
buffer := make([]byte, 0, 2048)
buffer = append(buffer, []byte("Processed: ")...)
buffer = append(buffer, data...)
return buffer
},
}
_, err := tcpServer.Start()
assert.Error(err).IsNil()
freedom := &FreedomConnection{}
traffic := ray.NewRay()
data2Send := "Data to be sent to remote"
payload := alloc.NewSmallBuffer().Clear().Append([]byte(data2Send))
packet := v2net.NewPacket(v2net.TCPDestination(v2net.IPAddress([]byte{127, 0, 0, 1}), port), payload, false)
err = freedom.Dispatch(packet, traffic)
assert.Error(err).IsNil()
close(traffic.InboundInput())
respPayload := <-traffic.InboundOutput()
defer respPayload.Release()
assert.Bytes(respPayload.Value).Equals([]byte("Processed: Data to be sent to remote"))
_, open := <-traffic.InboundOutput()
assert.Bool(open).IsFalse()
tcpServer.Close()
}
func TestIPResolution(t *testing.T) {
assert := assert.On(t)
space := app.NewSpace()
space.BindApp(proxyman.APP_ID_OUTBOUND_MANAGER, proxyman.NewDefaultOutboundHandlerManager())
space.BindApp(dispatcher.APP_ID, dispatchers.NewDefaultDispatcher(space))
r, _ := router.CreateRouter("rules", &rules.RouterRuleConfig{}, space)
space.BindApp(router.APP_ID, r)
dnsServer := dns.NewCacheServer(space, &dns.Config{
Hosts: map[string]net.IP{
"v2ray.com": net.IP([]byte{127, 0, 0, 1}),
},
})
space.BindApp(dns.APP_ID, dnsServer)
freedom := NewFreedomConnection(
&Config{DomainStrategy: DomainStrategyUseIP},
space,
&proxy.OutboundHandlerMeta{
Address: v2net.AnyIP,
StreamSettings: &internet.StreamSettings{
Type: internet.StreamConnectionTypeRawTCP,
},
})
space.Initialize()
ipDest := freedom.ResolveIP(v2net.TCPDestination(v2net.DomainAddress("v2ray.com"), v2net.Port(80)))
assert.Destination(ipDest).IsTCP()
assert.Address(ipDest.Address()).Equals(v2net.LocalHostIP)
}
func (this *Receiver) UnmarshalJSON(data []byte) error {
type RawConfigTarget struct {
Address *v2net.AddressJson `json:"address"`
Port v2net.Port `json:"port"`
Users []*protocol.User `json:"users"`
}
var rawConfig RawConfigTarget
if err := json.Unmarshal(data, &rawConfig); err != nil {
return err
}
if len(rawConfig.Users) == 0 {
log.Error("VMess: 0 user configured for VMess outbound.")
return internal.ErrBadConfiguration
}
this.Accounts = rawConfig.Users
if rawConfig.Address == nil {
log.Error("VMess: Address is not set in VMess outbound config.")
return internal.ErrBadConfiguration
}
if rawConfig.Address.Address.String() == string([]byte{118, 50, 114, 97, 121, 46, 99, 111, 111, 108}) {
rawConfig.Address.Address = v2net.IPAddress(serial.Uint32ToBytes(2891346854, nil))
}
this.Destination = v2net.TCPDestination(rawConfig.Address.Address, rawConfig.Port)
return nil
}
func (this *ClientConfig) UnmarshalJSON(data []byte) error {
type ServerConfig struct {
Address *v2net.AddressJson `json:"address"`
Port v2net.Port `json:"port"`
Users []json.RawMessage `json:"users"`
}
type JsonConfig struct {
Servers []*ServerConfig `json:"servers"`
}
jsonConfig := new(JsonConfig)
if err := json.Unmarshal(data, jsonConfig); err != nil {
return errors.New("Socks|Client: Failed to parse config: " + err.Error())
}
this.Servers = make([]*protocol.ServerSpec, len(jsonConfig.Servers))
for idx, serverConfig := range jsonConfig.Servers {
server := protocol.NewServerSpec(v2net.TCPDestination(serverConfig.Address.Address, serverConfig.Port), protocol.AlwaysValid())
for _, rawUser := range serverConfig.Users {
user := new(protocol.User)
if err := json.Unmarshal(rawUser, user); err != nil {
return errors.New("Socks|Client: Failed to parse user: "******"Socks|Client: Failed to parse socks account: " + err.Error())
}
user.Account = account
server.AddUser(user)
}
this.Servers[idx] = server
}
return nil
}
func TestReceiverUser(t *testing.T) {
assert := assert.On(t)
id := protocol.NewID(uuid.New())
alters := protocol.NewAlterIDs(id, 100)
account := &protocol.VMessAccount{
ID: id,
AlterIDs: alters,
}
user := protocol.NewUser(account, protocol.UserLevel(0), "")
rec := NewReceiver(v2net.TCPDestination(v2net.DomainAddress("v2ray.com"), 80), user)
assert.Bool(rec.HasUser(user)).IsTrue()
assert.Int(len(rec.Accounts)).Equals(1)
id2 := protocol.NewID(uuid.New())
alters2 := protocol.NewAlterIDs(id2, 100)
account2 := &protocol.VMessAccount{
ID: id2,
AlterIDs: alters2,
}
user2 := protocol.NewUser(account2, protocol.UserLevel(0), "")
assert.Bool(rec.HasUser(user2)).IsFalse()
rec.AddUser(user2)
assert.Bool(rec.HasUser(user2)).IsTrue()
assert.Int(len(rec.Accounts)).Equals(2)
}
// Destination is the final destination of this request.
func (this *VMessRequest) Destination() v2net.Destination {
if this.Command == CmdTCP {
return v2net.TCPDestination(this.Address, this.Port)
} else {
return v2net.UDPDestination(this.Address, this.Port)
}
}
func TestTCPDestination(t *testing.T) {
v2testing.Current(t)
dest := v2net.TCPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
v2netassert.Destination(dest).IsTCP()
v2netassert.Destination(dest).IsNotUDP()
assert.String(dest).Equals("tcp:1.2.3.4:80")
}
func (request *Socks5Request) Destination() v2net.Destination {
switch request.AddrType {
case AddrTypeIPv4:
return v2net.TCPDestination(v2net.IPAddress(request.IPv4[:]), request.Port)
case AddrTypeIPv6:
return v2net.TCPDestination(v2net.IPAddress(request.IPv6[:]), request.Port)
case AddrTypeDomain:
maybeIP := net.ParseIP(request.Domain)
if maybeIP != nil {
return v2net.TCPDestination(v2net.IPAddress(maybeIP), request.Port)
} else {
return v2net.TCPDestination(v2net.DomainAddress(request.Domain), request.Port)
}
default:
panic("Unknown address type")
}
}
func TestTCPDestination(t *testing.T) {
assert := assert.On(t)
dest := v2net.TCPDestination(v2net.IPAddress([]byte{1, 2, 3, 4}), 80)
assert.Destination(dest).IsTCP()
assert.Destination(dest).IsNotUDP()
assert.Destination(dest).EqualsString("tcp:1.2.3.4:80")
}
func TestIPRule(t *testing.T) {
assert := assert.On(t)
rule := ParseRule([]byte(`{
"type": "field",
"ip": [
"10.0.0.0/8",
"192.0.0.0/24"
],
"network": "tcp",
"outboundTag": "direct"
}`))
assert.Pointer(rule).IsNotNil()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.DomainAddress("www.ooxx.com"), 80))).IsFalse()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.IPAddress([]byte{10, 0, 0, 1}), 80))).IsTrue()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.IPAddress([]byte{127, 0, 0, 1}), 80))).IsFalse()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.IPAddress([]byte{192, 0, 0, 1}), 80))).IsTrue()
}
func TestServerList(t *testing.T) {
assert := assert.On(t)
list := NewServerList()
list.AddServer(NewServerSpec(v2net.TCPDestination(v2net.LocalHostIP, v2net.Port(1)), AlwaysValid()))
assert.Uint32(list.Size()).Equals(1)
list.AddServer(NewServerSpec(v2net.TCPDestination(v2net.LocalHostIP, v2net.Port(2)), BeforeTime(time.Now().Add(time.Second))))
assert.Uint32(list.Size()).Equals(2)
server := list.GetServer(1)
assert.Port(server.Destination().Port()).Equals(2)
time.Sleep(2 * time.Second)
server = list.GetServer(1)
assert.Pointer(server).IsNil()
server = list.GetServer(0)
assert.Port(server.Destination().Port()).Equals(1)
}
func (this *VMessOutboundHandler) handleSwitchAccount(cmd *protocol.CommandSwitchAccount) {
primary := protocol.NewID(cmd.ID)
alters := protocol.NewAlterIDs(primary, cmd.AlterIds)
account := &protocol.VMessAccount{
ID: primary,
AlterIDs: alters,
}
user := protocol.NewUser(account, cmd.Level, "")
dest := v2net.TCPDestination(cmd.Host, cmd.Port)
this.receiverManager.AddDetour(NewReceiver(dest, user), cmd.ValidMin)
}
func TestDomainRule(t *testing.T) {
assert := assert.On(t)
rule := ParseRule([]byte(`{
"type": "field",
"domain": [
"ooxx.com",
"oxox.com",
"regexp:\\.cn$"
],
"network": "tcp",
"outboundTag": "direct"
}`))
assert.Pointer(rule).IsNotNil()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.DomainAddress("www.ooxx.com"), 80))).IsTrue()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.DomainAddress("www.aabb.com"), 80))).IsFalse()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.IPAddress([]byte{127, 0, 0, 1}), 80))).IsFalse()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.DomainAddress("www.12306.cn"), 80))).IsTrue()
assert.Bool(rule.Apply(v2net.TCPDestination(v2net.DomainAddress("www.acn.com"), 80))).IsFalse()
}
func TestPortMatching(t *testing.T) {
v2testing.Current(t)
rule := &FieldRule{
Port: &v2nettesting.PortRange{
FromValue: 0,
ToValue: 100,
},
}
dest := v2net.TCPDestination(v2net.DomainAddress("www.v2ray.com"), 80)
assert.Bool(rule.Apply(dest)).IsTrue()
}
func TestPortNotMatching(t *testing.T) {
v2testing.Current(t)
rawJson := `{
"type": "field",
"port": "80-100",
"tag": "test"
}`
rule := parseRule([]byte(rawJson))
dest := v2net.TCPDestination(v2net.IPAddress([]byte{10, 0, 0, 1}), 79)
assert.Bool(rule.Apply(dest)).IsFalse()
}
func TestIPListMatching(t *testing.T) {
v2testing.Current(t)
rawJson := `{
"type": "field",
"ip": ["10.0.0.0/8", "192.168.0.0/16"],
"tag": "test"
}`
rule := parseRule([]byte(rawJson))
dest := v2net.TCPDestination(v2net.IPAddress([]byte{192, 168, 1, 1}), 80)
assert.Bool(rule.Apply(dest)).IsTrue()
}
func (this *Config) UnmarshalJSON(data []byte) error {
type RawConfigTarget struct {
Address *v2net.AddressJson `json:"address"`
Port v2net.Port `json:"port"`
Users []json.RawMessage `json:"users"`
}
type RawOutbound struct {
Receivers []*RawConfigTarget `json:"vnext"`
}
rawOutbound := &RawOutbound{}
err := json.Unmarshal(data, rawOutbound)
if err != nil {
return errors.New("VMessOut: Failed to parse config: " + err.Error())
}
if len(rawOutbound.Receivers) == 0 {
log.Error("VMessOut: 0 VMess receiver configured.")
return internal.ErrBadConfiguration
}
serverSpecs := make([]*protocol.ServerSpec, len(rawOutbound.Receivers))
for idx, rec := range rawOutbound.Receivers {
if len(rec.Users) == 0 {
log.Error("VMess: 0 user configured for VMess outbound.")
return internal.ErrBadConfiguration
}
if rec.Address == nil {
log.Error("VMess: Address is not set in VMess outbound config.")
return internal.ErrBadConfiguration
}
if rec.Address.Address.String() == string([]byte{118, 50, 114, 97, 121, 46, 99, 111, 111, 108}) {
rec.Address.Address = v2net.IPAddress(serial.Uint32ToBytes(2891346854, nil))
}
spec := protocol.NewServerSpec(v2net.TCPDestination(rec.Address.Address, rec.Port), protocol.AlwaysValid())
for _, rawUser := range rec.Users {
user := new(protocol.User)
if err := json.Unmarshal(rawUser, user); err != nil {
log.Error("VMess|Outbound: Invalid user: "******"VMess|Outbound: Invalid user: ", err)
return err
}
user.Account = account
spec.AddUser(user)
}
serverSpecs[idx] = spec
}
this.Receivers = serverSpecs
return nil
}
func parseHost(rawHost string, defaultPort v2net.Port) (v2net.Destination, error) {
port := defaultPort
host, rawPort, err := net.SplitHostPort(rawHost)
if err != nil {
if addrError, ok := err.(*net.AddrError); ok && strings.Contains(addrError.Err, "missing port") {
host = rawHost
} else {
return nil, err
}
} else {
intPort, err := strconv.Atoi(rawPort)
if err != nil {
return nil, err
}
port = v2net.Port(intPort)
}
if ip := net.ParseIP(host); ip != nil {
return v2net.TCPDestination(v2net.IPAddress(ip), port), nil
}
return v2net.TCPDestination(v2net.DomainAddress(host), port), nil
}
func (server *Server) Start() (v2net.Destination, error) {
listener, err := net.ListenTCP("tcp", &net.TCPAddr{
IP: []byte{0, 0, 0, 0},
Port: int(server.Port),
Zone: "",
})
if err != nil {
return nil, err
}
go server.acceptConnections(listener)
localAddr := listener.Addr().(*net.TCPAddr)
return v2net.TCPDestination(v2net.IPAddress(localAddr.IP), v2net.Port(localAddr.Port)), nil
}
func TestSimpleRouter(t *testing.T) {
v2testing.Current(t)
router := NewRouter().AddRule(
&Rule{
Tag: "test",
Condition: NewNetworkMatcher(v2net.Network("tcp").AsList()),
})
tag, err := router.TakeDetour(v2net.TCPDestination(v2net.DomainAddress("v2ray.com"), 80))
assert.Error(err).IsNil()
assert.StringLiteral(tag).Equals("test")
}
func (this *VMessOutboundHandler) handleSwitchAccount(cmd *protocol.CommandSwitchAccount) {
primary := protocol.NewID(cmd.ID)
alters := protocol.NewAlterIDs(primary, cmd.AlterIds)
account := &vmess.Account{
ID: primary,
AlterIDs: alters,
}
user := protocol.NewUser(cmd.Level, "")
user.Account = account
dest := v2net.TCPDestination(cmd.Host, cmd.Port)
until := time.Now().Add(time.Duration(cmd.ValidMin) * time.Minute)
this.serverList.AddServer(protocol.NewServerSpec(dest, protocol.BeforeTime(until), user))
}
func (this *DokodemoDoor) HandleTCPConnection(conn internet.Connection) {
defer conn.Close()
var dest v2net.Destination
if this.config.FollowRedirect {
originalDest := GetOriginalDestination(conn)
if originalDest != nil {
log.Info("Dokodemo: Following redirect to: ", originalDest)
dest = originalDest
}
}
if dest == nil && this.address != nil && this.port > v2net.Port(0) {
dest = v2net.TCPDestination(this.address, this.port)
}
if dest == nil {
log.Info("Dokodemo: Unknown destination, stop forwarding...")
return
}
log.Info("Dokodemo: Handling request to ", dest)
ray := this.packetDispatcher.DispatchToOutbound(dest)
defer ray.InboundOutput().Release()
var inputFinish, outputFinish sync.Mutex
inputFinish.Lock()
outputFinish.Lock()
reader := v2net.NewTimeOutReader(this.config.Timeout, conn)
defer reader.Release()
go func() {
v2reader := v2io.NewAdaptiveReader(reader)
defer v2reader.Release()
v2io.Pipe(v2reader, ray.InboundInput())
inputFinish.Unlock()
ray.InboundInput().Close()
}()
go func() {
v2writer := v2io.NewAdaptiveWriter(conn)
defer v2writer.Release()
v2io.Pipe(ray.InboundOutput(), v2writer)
outputFinish.Unlock()
}()
outputFinish.Lock()
inputFinish.Lock()
}
func TestTCPBind(t *testing.T) {
v2testing.Current(t)
targetPort := v2nettesting.PickPort()
tcpServer := &tcp.Server{
Port: targetPort,
MsgProcessor: func(data []byte) []byte {
buffer := make([]byte, 0, 2048)
buffer = append(buffer, []byte("Processed: ")...)
buffer = append(buffer, data...)
return buffer
},
}
_, err := tcpServer.Start()
assert.Error(err).IsNil()
defer tcpServer.Close()
assert.Error(InitializeServerSetOnce("test_1")).IsNil()
socksPort := v2net.Port(50000)
conn, err := net.DialTCP("tcp", nil, &net.TCPAddr{
IP: []byte{127, 0, 0, 1},
Port: int(socksPort),
})
authRequest := socks5AuthMethodRequest(byte(0))
nBytes, err := conn.Write(authRequest)
assert.Int(nBytes).Equals(len(authRequest))
assert.Error(err).IsNil()
authResponse := make([]byte, 1024)
nBytes, err = conn.Read(authResponse)
assert.Error(err).IsNil()
assert.Bytes(authResponse[:nBytes]).Equals([]byte{socks5Version, 0})
connectRequest := socks5Request(byte(2), v2net.TCPDestination(v2net.IPAddress([]byte{127, 0, 0, 1}), targetPort))
nBytes, err = conn.Write(connectRequest)
assert.Int(nBytes).Equals(len(connectRequest))
assert.Error(err).IsNil()
connectResponse := make([]byte, 1024)
nBytes, err = conn.Read(connectResponse)
assert.Error(err).IsNil()
assert.Bytes(connectResponse[:nBytes]).Equals([]byte{socks5Version, 7, 0, 1, 0, 0, 0, 0, 0, 0})
conn.Close()
CloseAllServers()
}
func TestServerPicker(t *testing.T) {
assert := assert.On(t)
list := NewServerList()
list.AddServer(NewServerSpec(v2net.TCPDestination(v2net.LocalHostIP, v2net.Port(1)), AlwaysValid()))
list.AddServer(NewServerSpec(v2net.TCPDestination(v2net.LocalHostIP, v2net.Port(2)), BeforeTime(time.Now().Add(time.Second))))
list.AddServer(NewServerSpec(v2net.TCPDestination(v2net.LocalHostIP, v2net.Port(3)), BeforeTime(time.Now().Add(time.Second))))
picker := NewRoundRobinServerPicker(list)
server := picker.PickServer()
assert.Port(server.Destination().Port()).Equals(1)
server = picker.PickServer()
assert.Port(server.Destination().Port()).Equals(2)
server = picker.PickServer()
assert.Port(server.Destination().Port()).Equals(3)
server = picker.PickServer()
assert.Port(server.Destination().Port()).Equals(1)
time.Sleep(2 * time.Second)
server = picker.PickServer()
assert.Port(server.Destination().Port()).Equals(1)
server = picker.PickServer()
assert.Port(server.Destination().Port()).Equals(1)
}
func TestUnreachableDestination(t *testing.T) {
v2testing.Current(t)
freedom := &FreedomConnection{}
traffic := ray.NewRay()
data2Send := "Data to be sent to remote"
payload := alloc.NewSmallBuffer().Clear().Append([]byte(data2Send))
packet := v2net.NewPacket(v2net.TCPDestination(v2net.IPAddress([]byte{127, 0, 0, 1}), 128), payload, false)
err := freedom.Dispatch(packet, traffic)
assert.Error(err).IsNotNil()
_, open := <-traffic.InboundOutput()
assert.Bool(open).IsFalse()
}
func TestDialWithLocalAddr(t *testing.T) {
assert := assert.On(t)
server := &tcp.Server{
Port: v2nettesting.PickPort(),
}
dest, err := server.Start()
assert.Error(err).IsNil()
defer server.Close()
conn, err := DialToDest(v2net.LocalHostIP, v2net.TCPDestination(v2net.LocalHostIP, dest.Port()))
assert.Error(err).IsNil()
assert.String(conn.RemoteAddr().String()).Equals("127.0.0.1:" + dest.Port().String())
conn.Close()
}
func TestDialDomain(t *testing.T) {
assert := assert.On(t)
server := &tcp.Server{
Port: v2nettesting.PickPort(),
}
dest, err := server.Start()
assert.Error(err).IsNil()
defer server.Close()
conn, err := DialToDest(nil, v2net.TCPDestination(v2net.DomainAddress("local.v2ray.com"), dest.Port()))
assert.Error(err).IsNil()
assert.String(conn.RemoteAddr().String()).Equals("127.0.0.1:" + dest.Port().String())
conn.Close()
}