mirror of https://github.com/v2ray/v2ray-core
VLESS PREVIEW 1.2
RPRX
GitHub
parent
2c49559c61
commit
1cfc02e720
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@ -17,12 +17,14 @@ type VLessInboundFallback struct {
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Addr *Address `json:"addr"`
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Port uint16 `json:"port"`
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Unix string `json:"unix"`
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Xver uint16 `json:"xver"`
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}
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type VLessInboundConfig struct {
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Users []json.RawMessage `json:"clients"`
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Decryption string `json:"decryption"`
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Fallback *VLessInboundFallback `json:"fallback"`
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Users []json.RawMessage `json:"clients"`
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Decryption string `json:"decryption"`
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Fallback *VLessInboundFallback `json:"fallback"`
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Fallback_h2 *VLessInboundFallback `json:"fallback_h2"`
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}
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// Build implements Buildable
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@ -36,6 +38,9 @@ func (c *VLessInboundConfig) Build() (proto.Message, error) {
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config.Decryption = c.Decryption
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if c.Fallback != nil {
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if c.Fallback.Xver > 2 {
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return nil, newError(`VLESS "fallback": invalid PROXY protocol version, "xver" only accepts 0, 1, 2`)
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}
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if c.Fallback.Unix != "" {
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if c.Fallback.Unix[0] == '@' {
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c.Fallback.Unix = "\x00" + c.Fallback.Unix[1:]
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@ -54,6 +59,36 @@ func (c *VLessInboundConfig) Build() (proto.Message, error) {
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Addr: c.Fallback.Addr.Build(),
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Port: uint32(c.Fallback.Port),
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Unix: c.Fallback.Unix,
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Xver: uint32(c.Fallback.Xver),
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}
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}
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if c.Fallback_h2 != nil {
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if config.Fallback == nil {
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return nil, newError(`VLESS "fallback_h2" can't exist alone without "fallback"`)
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}
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if c.Fallback_h2.Xver > 2 {
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return nil, newError(`VLESS "fallback_h2": invalid PROXY protocol version, "xver" only accepts 0, 1, 2`)
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}
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if c.Fallback_h2.Unix != "" {
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if c.Fallback_h2.Unix[0] == '@' {
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c.Fallback_h2.Unix = "\x00" + c.Fallback_h2.Unix[1:]
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}
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} else {
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if c.Fallback_h2.Port == 0 {
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return nil, newError(`please fill in a valid value for "port" in VLESS "fallback_h2"`)
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}
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}
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if c.Fallback_h2.Addr == nil {
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c.Fallback_h2.Addr = &Address{
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Address: net.ParseAddress("127.0.0.1"),
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}
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}
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config.FallbackH2 = &inbound.FallbackH2{
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Addr: c.Fallback_h2.Addr.Build(),
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Port: uint32(c.Fallback_h2.Port),
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Unix: c.Fallback_h2.Unix,
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Xver: uint32(c.Fallback_h2.Xver),
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}
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}
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@ -79,7 +79,10 @@ func TestVLessInbound(t *testing.T) {
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"decryption": "none",
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"fallback": {
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"port": 80,
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"unix": "@/dev/shm/domain.socket"
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},
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"fallback_h2": {
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"unix": "@/dev/shm/domain.socket",
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"xver": 2
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}
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}`,
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Parser: loadJSON(creator),
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@ -102,7 +105,15 @@ func TestVLessInbound(t *testing.T) {
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},
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},
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Port: 80,
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},
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FallbackH2: &inbound.FallbackH2{
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Addr: &net.IPOrDomain{
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Address: &net.IPOrDomain_Ip{
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Ip: []byte{127, 0, 0, 1},
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},
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},
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Unix: "\x00/dev/shm/domain.socket",
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Xver: 2,
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},
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},
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},
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@ -17,7 +17,7 @@ func EncodeHeaderAddons(buffer *buf.Buffer, addons *Addons) error {
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default:
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if err := buffer.WriteByte(0); err != nil {
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return newError("failed to write addons protobuf length").Base(err).AtWarning()
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return newError("failed to write addons protobuf length").Base(err)
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}
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}
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@ -32,18 +32,18 @@ func DecodeHeaderAddons(buffer *buf.Buffer, reader io.Reader) (*Addons, error) {
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buffer.Clear()
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if _, err := buffer.ReadFullFrom(reader, 1); err != nil {
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return nil, newError("failed to read addons protobuf length").Base(err).AtWarning()
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return nil, newError("failed to read addons protobuf length").Base(err)
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}
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if length := int32(buffer.Byte(0)); length != 0 {
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buffer.Clear()
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if _, err := buffer.ReadFullFrom(reader, length); err != nil {
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return nil, newError("failed to read addons protobuf value").Base(err).AtWarning()
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return nil, newError("failed to read addons protobuf value").Base(err)
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}
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if err := proto.Unmarshal(buffer.Bytes(), addons); err != nil {
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return nil, newError("failed to unmarshal addons protobuf value").Base(err).AtWarning()
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return nil, newError("failed to unmarshal addons protobuf value").Base(err)
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}
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// Verification.
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@ -29,29 +29,29 @@ func EncodeRequestHeader(writer io.Writer, request *protocol.RequestHeader, requ
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defer buffer.Release()
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if err := buffer.WriteByte(request.Version); err != nil {
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return newError("failed to write request version").Base(err).AtWarning()
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return newError("failed to write request version").Base(err)
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}
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if _, err := buffer.Write(request.User.Account.(*vless.MemoryAccount).ID.Bytes()); err != nil {
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return newError("failed to write request user id").Base(err).AtWarning()
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return newError("failed to write request user id").Base(err)
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}
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if err := EncodeHeaderAddons(&buffer, requestAddons); err != nil {
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return newError("failed to encode request header addons").Base(err).AtWarning()
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return newError("failed to encode request header addons").Base(err)
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}
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if err := buffer.WriteByte(byte(request.Command)); err != nil {
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return newError("failed to write request command").Base(err).AtWarning()
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return newError("failed to write request command").Base(err)
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}
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if request.Command != protocol.RequestCommandMux {
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if err := addrParser.WriteAddressPort(&buffer, request.Address, request.Port); err != nil {
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return newError("failed to write request address and port").Base(err).AtWarning()
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return newError("failed to write request address and port").Base(err)
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}
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}
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if _, err := writer.Write(buffer.Bytes()); err != nil {
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return newError("failed to write request header").Base(err).AtWarning()
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return newError("failed to write request header").Base(err)
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}
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return nil
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@ -67,7 +67,7 @@ func DecodeRequestHeader(reader io.Reader, validator *vless.Validator) (*protoco
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if _, err := buffer.ReadFullFrom(reader, 1); err != nil {
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pre.Write(buffer.Bytes())
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return nil, nil, newError("failed to read request version").Base(err).AtWarning(), pre
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return nil, nil, newError("failed to read request version").Base(err), pre
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}
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request := &protocol.RequestHeader{
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@ -82,7 +82,7 @@ func DecodeRequestHeader(reader io.Reader, validator *vless.Validator) (*protoco
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buffer.Clear()
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if _, err := buffer.ReadFullFrom(reader, protocol.IDBytesLen); err != nil {
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pre.Write(buffer.Bytes())
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return nil, nil, newError("failed to read request user id").Base(err).AtWarning(), pre
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return nil, nil, newError("failed to read request user id").Base(err), pre
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}
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var id [16]byte
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@ -90,17 +90,17 @@ func DecodeRequestHeader(reader io.Reader, validator *vless.Validator) (*protoco
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if request.User = validator.Get(id); request.User == nil {
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pre.Write(buffer.Bytes())
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return nil, nil, newError("invalid request user id").AtWarning(), pre
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return nil, nil, newError("invalid request user id"), pre
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}
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requestAddons, err := DecodeHeaderAddons(&buffer, reader)
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if err != nil {
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return nil, nil, newError("failed to decode request header addons").Base(err).AtWarning(), nil
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return nil, nil, newError("failed to decode request header addons").Base(err), nil
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}
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buffer.Clear()
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if _, err := buffer.ReadFullFrom(reader, 1); err != nil {
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return nil, nil, newError("failed to read request command").Base(err).AtWarning(), nil
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return nil, nil, newError("failed to read request command").Base(err), nil
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}
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request.Command = protocol.RequestCommand(buffer.Byte(0))
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@ -116,14 +116,14 @@ func DecodeRequestHeader(reader io.Reader, validator *vless.Validator) (*protoco
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}
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if request.Address == nil {
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return nil, nil, newError("invalid request address").AtWarning(), nil
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return nil, nil, newError("invalid request address"), nil
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}
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return request, requestAddons, nil, nil
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default:
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return nil, nil, newError("unexpected request version").AtWarning(), pre
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return nil, nil, newError("unexpected request version"), pre
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}
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@ -136,15 +136,15 @@ func EncodeResponseHeader(writer io.Writer, request *protocol.RequestHeader, res
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defer buffer.Release()
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if err := buffer.WriteByte(request.Version); err != nil {
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return newError("failed to write response version").Base(err).AtWarning()
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return newError("failed to write response version").Base(err)
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}
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if err := EncodeHeaderAddons(&buffer, responseAddons); err != nil {
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return newError("failed to encode response header addons").Base(err).AtWarning()
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return newError("failed to encode response header addons").Base(err)
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}
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if _, err := writer.Write(buffer.Bytes()); err != nil {
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return newError("failed to write response header").Base(err).AtWarning()
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return newError("failed to write response header").Base(err)
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}
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return nil
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@ -157,16 +157,16 @@ func DecodeResponseHeader(reader io.Reader, request *protocol.RequestHeader, res
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defer buffer.Release()
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if _, err := buffer.ReadFullFrom(reader, 1); err != nil {
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return newError("failed to read response version").Base(err).AtWarning()
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return newError("failed to read response version").Base(err)
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}
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if buffer.Byte(0) != request.Version {
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return newError("unexpected response version. Expecting ", int(request.Version), " but actually ", int(buffer.Byte(0))).AtWarning()
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return newError("unexpected response version. Expecting ", int(request.Version), " but actually ", int(buffer.Byte(0)))
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}
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responseAddons, err := DecodeHeaderAddons(&buffer, reader)
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if err != nil {
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return newError("failed to decode response header addons").Base(err).AtWarning()
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return newError("failed to decode response header addons").Base(err)
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}
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return nil
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@ -35,6 +35,7 @@ type Fallback struct {
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Addr *net.IPOrDomain `protobuf:"bytes,1,opt,name=addr,proto3" json:"addr,omitempty"`
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Port uint32 `protobuf:"varint,2,opt,name=port,proto3" json:"port,omitempty"`
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Unix string `protobuf:"bytes,3,opt,name=unix,proto3" json:"unix,omitempty"`
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Xver uint32 `protobuf:"varint,4,opt,name=xver,proto3" json:"xver,omitempty"`
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}
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func (x *Fallback) Reset() {
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@ -90,6 +91,84 @@ func (x *Fallback) GetUnix() string {
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return ""
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}
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func (x *Fallback) GetXver() uint32 {
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if x != nil {
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return x.Xver
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}
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return 0
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}
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type FallbackH2 struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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unknownFields protoimpl.UnknownFields
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Addr *net.IPOrDomain `protobuf:"bytes,1,opt,name=addr,proto3" json:"addr,omitempty"`
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Port uint32 `protobuf:"varint,2,opt,name=port,proto3" json:"port,omitempty"`
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Unix string `protobuf:"bytes,3,opt,name=unix,proto3" json:"unix,omitempty"`
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Xver uint32 `protobuf:"varint,4,opt,name=xver,proto3" json:"xver,omitempty"`
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}
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func (x *FallbackH2) Reset() {
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*x = FallbackH2{}
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if protoimpl.UnsafeEnabled {
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[1]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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}
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func (x *FallbackH2) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*FallbackH2) ProtoMessage() {}
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func (x *FallbackH2) ProtoReflect() protoreflect.Message {
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[1]
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if protoimpl.UnsafeEnabled && x != nil {
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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if ms.LoadMessageInfo() == nil {
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ms.StoreMessageInfo(mi)
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}
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return ms
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}
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return mi.MessageOf(x)
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}
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// Deprecated: Use FallbackH2.ProtoReflect.Descriptor instead.
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func (*FallbackH2) Descriptor() ([]byte, []int) {
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return file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDescGZIP(), []int{1}
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}
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func (x *FallbackH2) GetAddr() *net.IPOrDomain {
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if x != nil {
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return x.Addr
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}
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return nil
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}
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func (x *FallbackH2) GetPort() uint32 {
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if x != nil {
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return x.Port
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}
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return 0
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}
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func (x *FallbackH2) GetUnix() string {
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if x != nil {
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return x.Unix
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}
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return ""
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}
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func (x *FallbackH2) GetXver() uint32 {
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if x != nil {
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return x.Xver
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}
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return 0
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}
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type Config struct {
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state protoimpl.MessageState
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sizeCache protoimpl.SizeCache
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@ -97,14 +176,15 @@ type Config struct {
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User []*protocol.User `protobuf:"bytes,1,rep,name=user,proto3" json:"user,omitempty"`
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// Decryption settings. Only applies to server side, and only accepts "none" for now.
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Decryption string `protobuf:"bytes,2,opt,name=decryption,proto3" json:"decryption,omitempty"`
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Fallback *Fallback `protobuf:"bytes,3,opt,name=fallback,proto3" json:"fallback,omitempty"`
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Decryption string `protobuf:"bytes,2,opt,name=decryption,proto3" json:"decryption,omitempty"`
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Fallback *Fallback `protobuf:"bytes,3,opt,name=fallback,proto3" json:"fallback,omitempty"`
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FallbackH2 *FallbackH2 `protobuf:"bytes,4,opt,name=fallback_h2,json=fallbackH2,proto3" json:"fallback_h2,omitempty"`
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}
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func (x *Config) Reset() {
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*x = Config{}
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if protoimpl.UnsafeEnabled {
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[1]
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[2]
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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ms.StoreMessageInfo(mi)
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}
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@ -117,7 +197,7 @@ func (x *Config) String() string {
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func (*Config) ProtoMessage() {}
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func (x *Config) ProtoReflect() protoreflect.Message {
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[1]
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mi := &file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[2]
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if protoimpl.UnsafeEnabled && x != nil {
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ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
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if ms.LoadMessageInfo() == nil {
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@ -130,7 +210,7 @@ func (x *Config) ProtoReflect() protoreflect.Message {
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// Deprecated: Use Config.ProtoReflect.Descriptor instead.
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func (*Config) Descriptor() ([]byte, []int) {
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return file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDescGZIP(), []int{1}
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return file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDescGZIP(), []int{2}
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}
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func (x *Config) GetUser() []*protocol.User {
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@ -154,6 +234,13 @@ func (x *Config) GetFallback() *Fallback {
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return nil
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}
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func (x *Config) GetFallbackH2() *FallbackH2 {
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if x != nil {
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return x.FallbackH2
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}
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return nil
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}
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var File_v2ray_com_core_proxy_vless_inbound_config_proto protoreflect.FileDescriptor
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var file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDesc = []byte{
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@ -167,30 +254,44 @@ var file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDesc = []byte{
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0x72, 0x65, 0x73, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x29, 0x76, 0x32, 0x72, 0x61,
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0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x63, 0x6f, 0x6d, 0x6d, 0x6f,
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0x6e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x2f, 0x75, 0x73, 0x65, 0x72, 0x2e,
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0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x69, 0x0a, 0x08, 0x46, 0x61, 0x6c, 0x6c, 0x62, 0x61, 0x63,
|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
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|
||||
0x6e, 0x64, 0x50, 0x01, 0x5a, 0x07, 0x69, 0x6e, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0xaa, 0x02, 0x1e,
|
||||
0x56, 0x32, 0x52, 0x61, 0x79, 0x2e, 0x43, 0x6f, 0x72, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x78, 0x79,
|
||||
0x2e, 0x56, 0x6c, 0x65, 0x73, 0x73, 0x2e, 0x49, 0x6e, 0x62, 0x6f, 0x75, 0x6e, 0x64, 0x62, 0x06,
|
||||
0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
|
||||
}
|
||||
|
||||
var (
|
||||
|
|
@ -205,22 +306,25 @@ func file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDescGZIP() []byte {
|
|||
return file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDescData
|
||||
}
|
||||
|
||||
var file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
|
||||
var file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
|
||||
var file_v2ray_com_core_proxy_vless_inbound_config_proto_goTypes = []interface{}{
|
||||
(*Fallback)(nil), // 0: v2ray.core.proxy.vless.inbound.Fallback
|
||||
(*Config)(nil), // 1: v2ray.core.proxy.vless.inbound.Config
|
||||
(*net.IPOrDomain)(nil), // 2: v2ray.core.common.net.IPOrDomain
|
||||
(*protocol.User)(nil), // 3: v2ray.core.common.protocol.User
|
||||
(*FallbackH2)(nil), // 1: v2ray.core.proxy.vless.inbound.Fallback_h2
|
||||
(*Config)(nil), // 2: v2ray.core.proxy.vless.inbound.Config
|
||||
(*net.IPOrDomain)(nil), // 3: v2ray.core.common.net.IPOrDomain
|
||||
(*protocol.User)(nil), // 4: v2ray.core.common.protocol.User
|
||||
}
|
||||
var file_v2ray_com_core_proxy_vless_inbound_config_proto_depIdxs = []int32{
|
||||
2, // 0: v2ray.core.proxy.vless.inbound.Fallback.addr:type_name -> v2ray.core.common.net.IPOrDomain
|
||||
3, // 1: v2ray.core.proxy.vless.inbound.Config.user:type_name -> v2ray.core.common.protocol.User
|
||||
0, // 2: v2ray.core.proxy.vless.inbound.Config.fallback:type_name -> v2ray.core.proxy.vless.inbound.Fallback
|
||||
3, // [3:3] is the sub-list for method output_type
|
||||
3, // [3:3] is the sub-list for method input_type
|
||||
3, // [3:3] is the sub-list for extension type_name
|
||||
3, // [3:3] is the sub-list for extension extendee
|
||||
0, // [0:3] is the sub-list for field type_name
|
||||
3, // 0: v2ray.core.proxy.vless.inbound.Fallback.addr:type_name -> v2ray.core.common.net.IPOrDomain
|
||||
3, // 1: v2ray.core.proxy.vless.inbound.Fallback_h2.addr:type_name -> v2ray.core.common.net.IPOrDomain
|
||||
4, // 2: v2ray.core.proxy.vless.inbound.Config.user:type_name -> v2ray.core.common.protocol.User
|
||||
0, // 3: v2ray.core.proxy.vless.inbound.Config.fallback:type_name -> v2ray.core.proxy.vless.inbound.Fallback
|
||||
1, // 4: v2ray.core.proxy.vless.inbound.Config.fallback_h2:type_name -> v2ray.core.proxy.vless.inbound.Fallback_h2
|
||||
5, // [5:5] is the sub-list for method output_type
|
||||
5, // [5:5] is the sub-list for method input_type
|
||||
5, // [5:5] is the sub-list for extension type_name
|
||||
5, // [5:5] is the sub-list for extension extendee
|
||||
0, // [0:5] is the sub-list for field type_name
|
||||
}
|
||||
|
||||
func init() { file_v2ray_com_core_proxy_vless_inbound_config_proto_init() }
|
||||
|
|
@ -242,6 +346,18 @@ func file_v2ray_com_core_proxy_vless_inbound_config_proto_init() {
|
|||
}
|
||||
}
|
||||
file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
|
||||
switch v := v.(*FallbackH2); i {
|
||||
case 0:
|
||||
return &v.state
|
||||
case 1:
|
||||
return &v.sizeCache
|
||||
case 2:
|
||||
return &v.unknownFields
|
||||
default:
|
||||
return nil
|
||||
}
|
||||
}
|
||||
file_v2ray_com_core_proxy_vless_inbound_config_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
|
||||
switch v := v.(*Config); i {
|
||||
case 0:
|
||||
return &v.state
|
||||
|
|
@ -260,7 +376,7 @@ func file_v2ray_com_core_proxy_vless_inbound_config_proto_init() {
|
|||
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
|
||||
RawDescriptor: file_v2ray_com_core_proxy_vless_inbound_config_proto_rawDesc,
|
||||
NumEnums: 0,
|
||||
NumMessages: 2,
|
||||
NumMessages: 3,
|
||||
NumExtensions: 0,
|
||||
NumServices: 0,
|
||||
},
|
||||
|
|
|
|||
|
|
@ -13,6 +13,14 @@ message Fallback {
|
|||
v2ray.core.common.net.IPOrDomain addr = 1;
|
||||
uint32 port = 2;
|
||||
string unix = 3;
|
||||
uint32 xver = 4;
|
||||
}
|
||||
|
||||
message Fallback_h2 {
|
||||
v2ray.core.common.net.IPOrDomain addr = 1;
|
||||
uint32 port = 2;
|
||||
string unix = 3;
|
||||
uint32 xver = 4;
|
||||
}
|
||||
|
||||
message Config {
|
||||
|
|
@ -20,4 +28,5 @@ message Config {
|
|||
// Decryption settings. Only applies to server side, and only accepts "none" for now.
|
||||
string decryption = 2;
|
||||
Fallback fallback = 3;
|
||||
Fallback_h2 fallback_h2 = 4;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -6,6 +6,7 @@ package inbound
|
|||
|
||||
import (
|
||||
"context"
|
||||
"encoding/hex"
|
||||
"io"
|
||||
"strconv"
|
||||
"time"
|
||||
|
|
@ -28,6 +29,7 @@ import (
|
|||
"v2ray.com/core/proxy/vless"
|
||||
"v2ray.com/core/proxy/vless/encoding"
|
||||
"v2ray.com/core/transport/internet"
|
||||
"v2ray.com/core/transport/internet/tls"
|
||||
)
|
||||
|
||||
func init() {
|
||||
|
|
@ -51,6 +53,8 @@ type Handler struct {
|
|||
dns dns.Client
|
||||
fallback *Fallback // or nil
|
||||
addrport string
|
||||
fallback_h2 *FallbackH2 // or nil
|
||||
addrport_h2 string
|
||||
}
|
||||
|
||||
// New creates a new VLess inbound handler.
|
||||
|
|
@ -78,6 +82,10 @@ func New(ctx context.Context, config *Config, dc dns.Client) (*Handler, error) {
|
|||
handler.fallback = config.Fallback
|
||||
handler.addrport = handler.fallback.Addr.AsAddress().String() + ":" + strconv.Itoa(int(handler.fallback.Port))
|
||||
}
|
||||
if config.FallbackH2 != nil {
|
||||
handler.fallback_h2 = config.FallbackH2
|
||||
handler.addrport_h2 = handler.fallback_h2.Addr.AsAddress().String() + ":" + strconv.Itoa(int(handler.fallback_h2.Port))
|
||||
}
|
||||
|
||||
return handler, nil
|
||||
}
|
||||
|
|
@ -113,6 +121,33 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection i
|
|||
first := buf.New()
|
||||
first.ReadFrom(connection)
|
||||
|
||||
var fallback uint32
|
||||
var addrport string
|
||||
var unixpath string
|
||||
var proxyver uint32
|
||||
|
||||
if h.fallback != nil {
|
||||
fallback = 1
|
||||
addrport = h.addrport
|
||||
unixpath = h.fallback.Unix
|
||||
proxyver = h.fallback.Xver
|
||||
}
|
||||
|
||||
if h.fallback_h2 != nil {
|
||||
iConn := connection
|
||||
if statConn, ok := iConn.(*internet.StatCouterConnection); ok {
|
||||
iConn = statConn.Connection
|
||||
}
|
||||
if tlsConn, ok := iConn.(*tls.Conn); ok {
|
||||
if tlsConn.ConnectionState().NegotiatedProtocol == "h2" {
|
||||
fallback = 2
|
||||
addrport = h.addrport_h2
|
||||
unixpath = h.fallback_h2.Unix
|
||||
proxyver = h.fallback_h2.Xver
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
sid := session.ExportIDToError(ctx)
|
||||
newError("firstLen = ", first.Len()).AtInfo().WriteToLog(sid)
|
||||
|
||||
|
|
@ -126,26 +161,33 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection i
|
|||
var err error
|
||||
var pre *buf.Buffer
|
||||
|
||||
if h.fallback != nil && first.Len() < 18 {
|
||||
if fallback > 0 && first.Len() < 18 {
|
||||
err = newError("fallback directly")
|
||||
pre = buf.New()
|
||||
} else {
|
||||
request, requestAddons, err, pre = encoding.DecodeRequestHeader(reader, h.validator)
|
||||
if pre == nil {
|
||||
fallback = 0
|
||||
}
|
||||
}
|
||||
|
||||
if err != nil {
|
||||
|
||||
if h.fallback != nil && pre != nil {
|
||||
newError("fallback starts").AtInfo().WriteToLog(sid)
|
||||
if fallback > 0 {
|
||||
switch fallback {
|
||||
case 1:
|
||||
newError("fallback starts").Base(err).AtInfo().WriteToLog(sid)
|
||||
case 2:
|
||||
newError("fallback_h2 starts").Base(err).AtInfo().WriteToLog(sid)
|
||||
}
|
||||
|
||||
var conn net.Conn
|
||||
if err := retry.ExponentialBackoff(5, 100).On(func() error {
|
||||
var dialer net.Dialer
|
||||
var err error
|
||||
if h.fallback.Unix != "" {
|
||||
conn, err = dialer.DialContext(ctx, "unix", h.fallback.Unix)
|
||||
if unixpath != "" {
|
||||
conn, err = dialer.DialContext(ctx, "unix", unixpath)
|
||||
} else {
|
||||
conn, err = dialer.DialContext(ctx, "tcp", h.addrport)
|
||||
conn, err = dialer.DialContext(ctx, "tcp", addrport)
|
||||
}
|
||||
if err != nil {
|
||||
return err
|
||||
|
|
@ -166,7 +208,59 @@ func (h *Handler) Process(ctx context.Context, network net.Network, connection i
|
|||
|
||||
postRequest := func() error {
|
||||
defer timer.SetTimeout(sessionPolicy.Timeouts.DownlinkOnly)
|
||||
if pre.Len() > 0 {
|
||||
if proxyver > 0 {
|
||||
remoteAddr, remotePort, err := net.SplitHostPort(connection.RemoteAddr().String())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
localAddr, localPort, err := net.SplitHostPort(connection.LocalAddr().String())
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
ipv4 := true
|
||||
for i := 0; i < len(remoteAddr); i++ {
|
||||
if remoteAddr[i] == ':' {
|
||||
ipv4 = false
|
||||
break
|
||||
}
|
||||
}
|
||||
pro := buf.New()
|
||||
switch proxyver {
|
||||
case 1:
|
||||
if ipv4 {
|
||||
pro.Write([]byte("PROXY TCP4 " + remoteAddr + " " + localAddr + " " + remotePort + " " + localPort + "\r\n"))
|
||||
} else {
|
||||
pro.Write([]byte("PROXY TCP6 " + remoteAddr + " " + localAddr + " " + remotePort + " " + localPort + "\r\n"))
|
||||
}
|
||||
case 2:
|
||||
pro.Write([]byte("\x0D\x0A\x0D\x0A\x00\x0D\x0A\x51\x55\x49\x54\x0A\x21")) // signature + v2 + PROXY
|
||||
if ipv4 {
|
||||
pro.Write([]byte("\x11\x00\x0C")) // AF_INET + STREAM + 12 bytes
|
||||
pro.Write(net.ParseIP(remoteAddr).To4())
|
||||
pro.Write(net.ParseIP(localAddr).To4())
|
||||
} else {
|
||||
pro.Write([]byte("\x21\x00\x24")) // AF_INET6 + STREAM + 36 bytes
|
||||
pro.Write(net.ParseIP(remoteAddr).To16())
|
||||
pro.Write(net.ParseIP(localAddr).To16())
|
||||
}
|
||||
p1, _ := strconv.ParseInt(remotePort, 10, 64)
|
||||
b1, _ := hex.DecodeString(strconv.FormatInt(p1, 16))
|
||||
p2, _ := strconv.ParseInt(localPort, 10, 64)
|
||||
b2, _ := hex.DecodeString(strconv.FormatInt(p2, 16))
|
||||
if len(b1) == 1 {
|
||||
pro.WriteByte(0)
|
||||
}
|
||||
pro.Write(b1)
|
||||
if len(b2) == 1 {
|
||||
pro.WriteByte(0)
|
||||
}
|
||||
pro.Write(b2)
|
||||
}
|
||||
if err := serverWriter.WriteMultiBuffer(buf.MultiBuffer{pro}); err != nil {
|
||||
return newError("failed to set PROXY protocol v", proxyver).Base(err).AtWarning()
|
||||
}
|
||||
}
|
||||
if pre != nil && pre.Len() > 0 {
|
||||
if err := serverWriter.WriteMultiBuffer(buf.MultiBuffer{pre}); err != nil {
|
||||
return newError("failed to fallback request pre").Base(err).AtWarning()
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue