mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-11-08 05:59:20 +02:00
transport: add httpupgrade
This commit is contained in:
parent
a3f50d0f5d
commit
173b03448f
|
@ -15,6 +15,7 @@ type TransportConfig struct {
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QUICConfig *QUICConfig `json:"quicSettings"`
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GRPCConfig *GRPCConfig `json:"grpcSettings"`
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GUNConfig *GRPCConfig `json:"gunSettings"`
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HTTPUPGRADEConfig *HttpUpgradeConfig `json:"httpupgradeSettings"`
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}
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// Build implements Buildable.
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@ -101,5 +102,16 @@ func (c *TransportConfig) Build() (*global.Config, error) {
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})
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}
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if c.HTTPUPGRADEConfig != nil {
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hs, err := c.HTTPUPGRADEConfig.Build()
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if err != nil {
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return nil, newError("failed to build HttpUpgrade config").Base(err)
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}
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config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
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ProtocolName: "httpupgrade",
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Settings: serial.ToTypedMessage(hs),
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})
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}
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return config, nil
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}
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@ -19,6 +19,7 @@ import (
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"github.com/xtls/xray-core/transport/internet/domainsocket"
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httpheader "github.com/xtls/xray-core/transport/internet/headers/http"
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"github.com/xtls/xray-core/transport/internet/http"
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"github.com/xtls/xray-core/transport/internet/httpupgrade"
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"github.com/xtls/xray-core/transport/internet/kcp"
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"github.com/xtls/xray-core/transport/internet/quic"
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"github.com/xtls/xray-core/transport/internet/reality"
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@ -181,6 +182,24 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
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return config, nil
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}
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type HttpUpgradeConfig struct {
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Path string `json:"path"`
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Host string `json:"host"`
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AcceptProxyProtocol bool `json:"acceptProxyProtocol"`
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}
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// Build implements Buildable.
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func (c *HttpUpgradeConfig) Build() (proto.Message, error) {
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config := &httpupgrade.Config{
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Path: c.Path,
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Host: c.Host,
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}
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if c.AcceptProxyProtocol {
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config.AcceptProxyProtocol = c.AcceptProxyProtocol
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}
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return config, nil
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}
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type HTTPConfig struct {
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Host *StringList `json:"host"`
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Path string `json:"path"`
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@ -606,6 +625,8 @@ func (p TransportProtocol) Build() (string, error) {
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return "quic", nil
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case "grpc", "gun":
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return "grpc", nil
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case "httpupgrade":
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return "httpupgrade", nil
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default:
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return "", newError("Config: unknown transport protocol: ", p)
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}
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@ -719,6 +740,7 @@ type StreamConfig struct {
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SocketSettings *SocketConfig `json:"sockopt"`
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GRPCConfig *GRPCConfig `json:"grpcSettings"`
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GUNConfig *GRPCConfig `json:"gunSettings"`
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HTTPUPGRADESettings *HttpUpgradeConfig `json:"httpupgradeSettings"`
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}
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// Build implements Buildable.
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@ -839,6 +861,16 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
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Settings: serial.ToTypedMessage(gs),
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})
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}
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if c.HTTPUPGRADESettings != nil {
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hs, err := c.HTTPUPGRADESettings.Build()
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if err != nil {
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return nil, newError("Failed to build HttpUpgrade config.").Base(err)
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}
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config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
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ProtocolName: "httpupgrade",
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Settings: serial.ToTypedMessage(hs),
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})
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}
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if c.SocketSettings != nil {
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ss, err := c.SocketSettings.Build()
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if err != nil {
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@ -544,6 +544,9 @@ func applyTransportConfig(s *StreamConfig, t *TransportConfig) {
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if s.DSSettings == nil {
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s.DSSettings = t.DSConfig
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}
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if s.HTTPUPGRADESettings == nil {
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s.HTTPUPGRADESettings = t.HTTPUPGRADEConfig
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}
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}
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// Build implements Buildable.
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@ -53,6 +53,7 @@ import (
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_ "github.com/xtls/xray-core/transport/internet/domainsocket"
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_ "github.com/xtls/xray-core/transport/internet/grpc"
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_ "github.com/xtls/xray-core/transport/internet/http"
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_ "github.com/xtls/xray-core/transport/internet/httpupgrade"
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_ "github.com/xtls/xray-core/transport/internet/kcp"
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_ "github.com/xtls/xray-core/transport/internet/quic"
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_ "github.com/xtls/xray-core/transport/internet/reality"
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@ -0,0 +1,12 @@
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package httpupgrade
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func (c *Config) GetNormalizedPath() string {
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path := c.Path
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if path == "" {
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return "/"
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}
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if path[0] != '/' {
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return "/" + path
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}
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return path
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}
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@ -0,0 +1,174 @@
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// Code generated by protoc-gen-go. DO NOT EDIT.
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// versions:
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// protoc-gen-go v1.32.0
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// protoc v4.25.1
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// source: transport/internet/httpupgrade/config.proto
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package httpupgrade
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import (
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protoreflect "google.golang.org/protobuf/reflect/protoreflect"
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protoimpl "google.golang.org/protobuf/runtime/protoimpl"
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reflect "reflect"
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sync "sync"
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)
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const (
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// Verify that this generated code is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
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// Verify that runtime/protoimpl is sufficiently up-to-date.
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_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
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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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unknownFields protoimpl.UnknownFields
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Path string `protobuf:"bytes,2,opt,name=path,proto3" json:"path,omitempty"`
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Host string `protobuf:"bytes,3,opt,name=host,proto3" json:"host,omitempty"`
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AcceptProxyProtocol bool `protobuf:"varint,4,opt,name=accept_proxy_protocol,json=acceptProxyProtocol,proto3" json:"accept_proxy_protocol,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_transport_internet_httpupgrade_config_proto_msgTypes[0]
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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 *Config) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*Config) ProtoMessage() {}
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func (x *Config) ProtoReflect() protoreflect.Message {
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mi := &file_transport_internet_httpupgrade_config_proto_msgTypes[0]
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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 Config.ProtoReflect.Descriptor instead.
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func (*Config) Descriptor() ([]byte, []int) {
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return file_transport_internet_httpupgrade_config_proto_rawDescGZIP(), []int{0}
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}
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func (x *Config) GetPath() string {
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if x != nil {
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return x.Path
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}
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return ""
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}
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func (x *Config) GetHost() string {
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if x != nil {
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return x.Host
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}
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return ""
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}
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func (x *Config) GetAcceptProxyProtocol() bool {
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if x != nil {
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return x.AcceptProxyProtocol
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}
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return false
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}
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var File_transport_internet_httpupgrade_config_proto protoreflect.FileDescriptor
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var file_transport_internet_httpupgrade_config_proto_rawDesc = []byte{
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0x0a, 0x2b, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2f, 0x69, 0x6e, 0x74, 0x65,
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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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|
||||
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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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|
||||
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|
||||
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|
||||
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|
||||
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|
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0x6f, 0x74, 0x6f, 0x33,
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}
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var (
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file_transport_internet_httpupgrade_config_proto_rawDescOnce sync.Once
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file_transport_internet_httpupgrade_config_proto_rawDescData = file_transport_internet_httpupgrade_config_proto_rawDesc
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)
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func file_transport_internet_httpupgrade_config_proto_rawDescGZIP() []byte {
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file_transport_internet_httpupgrade_config_proto_rawDescOnce.Do(func() {
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file_transport_internet_httpupgrade_config_proto_rawDescData = protoimpl.X.CompressGZIP(file_transport_internet_httpupgrade_config_proto_rawDescData)
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})
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return file_transport_internet_httpupgrade_config_proto_rawDescData
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}
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var file_transport_internet_httpupgrade_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
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var file_transport_internet_httpupgrade_config_proto_goTypes = []interface{}{
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(*Config)(nil), // 0: xray.transport.internet.httpupgrade.Config
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}
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var file_transport_internet_httpupgrade_config_proto_depIdxs = []int32{
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0, // [0:0] is the sub-list for method output_type
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0, // [0:0] is the sub-list for method input_type
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0, // [0:0] is the sub-list for extension type_name
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0, // [0:0] is the sub-list for extension extendee
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0, // [0:0] is the sub-list for field type_name
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}
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func init() { file_transport_internet_httpupgrade_config_proto_init() }
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func file_transport_internet_httpupgrade_config_proto_init() {
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if File_transport_internet_httpupgrade_config_proto != nil {
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return
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}
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if !protoimpl.UnsafeEnabled {
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file_transport_internet_httpupgrade_config_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
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switch v := v.(*Config); i {
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case 0:
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return &v.state
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case 1:
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return &v.sizeCache
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case 2:
|
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return &v.unknownFields
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default:
|
||||
return nil
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||||
}
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||||
}
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}
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type x struct{}
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out := protoimpl.TypeBuilder{
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File: protoimpl.DescBuilder{
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GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
|
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RawDescriptor: file_transport_internet_httpupgrade_config_proto_rawDesc,
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NumEnums: 0,
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NumMessages: 1,
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NumExtensions: 0,
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NumServices: 0,
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},
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GoTypes: file_transport_internet_httpupgrade_config_proto_goTypes,
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DependencyIndexes: file_transport_internet_httpupgrade_config_proto_depIdxs,
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MessageInfos: file_transport_internet_httpupgrade_config_proto_msgTypes,
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}.Build()
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File_transport_internet_httpupgrade_config_proto = out.File
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file_transport_internet_httpupgrade_config_proto_rawDesc = nil
|
||||
file_transport_internet_httpupgrade_config_proto_goTypes = nil
|
||||
file_transport_internet_httpupgrade_config_proto_depIdxs = nil
|
||||
}
|
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@ -0,0 +1,16 @@
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syntax = "proto3";
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||||
|
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package xray.transport.internet.httpupgrade;
|
||||
option csharp_namespace = "Xray.Transport.Internet.HttpUpgrade";
|
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option go_package = "github.com/xtls/xray-core/transport/internet/httpupgrade";
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option java_package = "com.xray.transport.internet.httpupgrade";
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||||
option java_multiple_files = true;
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|
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message Config {
|
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reserved 1;
|
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|
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string path = 2;
|
||||
string host = 3;
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||||
|
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bool accept_proxy_protocol = 4;
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}
|
|
@ -0,0 +1,87 @@
|
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package httpupgrade
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||||
|
||||
import (
|
||||
"bufio"
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||||
"context"
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||||
"net/http"
|
||||
"net/url"
|
||||
"strings"
|
||||
|
||||
"github.com/xtls/xray-core/common"
|
||||
"github.com/xtls/xray-core/common/net"
|
||||
"github.com/xtls/xray-core/common/session"
|
||||
"github.com/xtls/xray-core/transport/internet"
|
||||
"github.com/xtls/xray-core/transport/internet/stat"
|
||||
"github.com/xtls/xray-core/transport/internet/tls"
|
||||
)
|
||||
|
||||
func dialhttpUpgrade(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (net.Conn, error) {
|
||||
transportConfiguration := streamSettings.ProtocolSettings.(*Config)
|
||||
|
||||
pconn, err := internet.DialSystem(ctx, dest, streamSettings.SocketSettings)
|
||||
if err != nil {
|
||||
newError("failed to dial to ", dest).Base(err).AtError().WriteToLog()
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||||
return nil, err
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||||
}
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||||
|
||||
var conn net.Conn
|
||||
var requestURL url.URL
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||||
if config := tls.ConfigFromStreamSettings(streamSettings); config != nil {
|
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tlsConfig := config.GetTLSConfig(tls.WithDestination(dest), tls.WithNextProto("http/1.1"))
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if fingerprint := tls.GetFingerprint(config.Fingerprint); fingerprint != nil {
|
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conn = tls.UClient(pconn, tlsConfig, fingerprint)
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if err := conn.(*tls.UConn).WebsocketHandshakeContext(ctx); err != nil {
|
||||
return nil, err
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}
|
||||
} else {
|
||||
conn = tls.Client(pconn, tlsConfig)
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}
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||||
|
||||
requestURL.Scheme = "https"
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} else {
|
||||
requestURL.Scheme = "http"
|
||||
}
|
||||
|
||||
requestURL.Host = dest.NetAddr()
|
||||
requestURL.Path = transportConfiguration.GetNormalizedPath()
|
||||
req := &http.Request{
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Method: http.MethodGet,
|
||||
URL: &requestURL,
|
||||
Host: transportConfiguration.Host,
|
||||
Header: make(http.Header),
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||||
}
|
||||
req.Header.Set("Connection", "upgrade")
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req.Header.Set("Upgrade", "websocket")
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||||
|
||||
err = req.Write(conn)
|
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if err != nil {
|
||||
return nil, err
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||||
}
|
||||
|
||||
// TODO The bufio usage here is unreliable
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||||
resp, err := http.ReadResponse(bufio.NewReader(conn), req) // nolint:bodyclose
|
||||
if err != nil {
|
||||
return nil, err
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||||
}
|
||||
|
||||
if resp.Status == "101 Switching Protocols" &&
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||||
strings.ToLower(resp.Header.Get("Upgrade")) == "websocket" &&
|
||||
strings.ToLower(resp.Header.Get("Connection")) == "upgrade" {
|
||||
return conn, nil
|
||||
}
|
||||
return nil, newError("unrecognized reply")
|
||||
}
|
||||
|
||||
func dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (stat.Connection, error) {
|
||||
newError("creating connection to ", dest).WriteToLog(session.ExportIDToError(ctx))
|
||||
|
||||
conn, err := dialhttpUpgrade(ctx, dest, streamSettings)
|
||||
if err != nil {
|
||||
return nil, newError("failed to dial request to ", dest).Base(err)
|
||||
}
|
||||
return stat.Connection(conn), nil
|
||||
}
|
||||
|
||||
func init() {
|
||||
common.Must(internet.RegisterTransportDialer(protocolName, dial))
|
||||
}
|
|
@ -0,0 +1,9 @@
|
|||
package httpupgrade
|
||||
|
||||
import "github.com/xtls/xray-core/common/errors"
|
||||
|
||||
type errPathObjHolder struct{}
|
||||
|
||||
func newError(values ...interface{}) *errors.Error {
|
||||
return errors.New(values...).WithPathObj(errPathObjHolder{})
|
||||
}
|
|
@ -0,0 +1,17 @@
|
|||
package httpupgrade
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"github.com/xtls/xray-core/common"
|
||||
)
|
||||
|
||||
//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
|
||||
|
||||
const protocolName = "httpupgrade"
|
||||
|
||||
func init() {
|
||||
common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
|
||||
return nil, newError("httpupgrade is a transport protocol.")
|
||||
}))
|
||||
}
|
|
@ -0,0 +1,140 @@
|
|||
package httpupgrade
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"context"
|
||||
"crypto/tls"
|
||||
"net/http"
|
||||
"strings"
|
||||
|
||||
"github.com/xtls/xray-core/common"
|
||||
"github.com/xtls/xray-core/common/net"
|
||||
"github.com/xtls/xray-core/common/session"
|
||||
"github.com/xtls/xray-core/transport/internet"
|
||||
"github.com/xtls/xray-core/transport/internet/stat"
|
||||
v2tls "github.com/xtls/xray-core/transport/internet/tls"
|
||||
)
|
||||
|
||||
type server struct {
|
||||
config *Config
|
||||
addConn internet.ConnHandler
|
||||
innnerListener net.Listener
|
||||
}
|
||||
|
||||
func (s *server) Close() error {
|
||||
return s.innnerListener.Close()
|
||||
}
|
||||
|
||||
func (s *server) Addr() net.Addr {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *server) Handle(conn net.Conn) (stat.Connection, error) {
|
||||
connReader := bufio.NewReader(conn)
|
||||
req, err := http.ReadRequest(connReader)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if s.config != nil {
|
||||
host := req.Host
|
||||
if len(s.config.Host) > 0 && host != s.config.Host {
|
||||
return nil, newError("bad host: ", host)
|
||||
}
|
||||
path := s.config.GetNormalizedPath()
|
||||
if req.URL.Path != path {
|
||||
return nil, newError("bad path: ", req.URL.Path)
|
||||
}
|
||||
}
|
||||
|
||||
connection := strings.ToLower(req.Header.Get("Connection"))
|
||||
upgrade := strings.ToLower(req.Header.Get("Upgrade"))
|
||||
if connection != "upgrade" || upgrade != "websocket" {
|
||||
_ = conn.Close()
|
||||
return nil, newError("unrecognized request")
|
||||
}
|
||||
resp := &http.Response{
|
||||
Status: "101 Switching Protocols",
|
||||
StatusCode: 101,
|
||||
Proto: "HTTP/1.1",
|
||||
ProtoMajor: 1,
|
||||
ProtoMinor: 1,
|
||||
Header: http.Header{},
|
||||
}
|
||||
resp.Header.Set("Connection", "upgrade")
|
||||
resp.Header.Set("Upgrade", "websocket")
|
||||
err = resp.Write(conn)
|
||||
if err != nil {
|
||||
_ = conn.Close()
|
||||
return nil, err
|
||||
}
|
||||
return stat.Connection(conn), nil
|
||||
}
|
||||
|
||||
func (s *server) keepAccepting() {
|
||||
for {
|
||||
conn, err := s.innnerListener.Accept()
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
handledConn, err := s.Handle(conn)
|
||||
if err != nil {
|
||||
newError("failed to handle request").Base(err).WriteToLog()
|
||||
continue
|
||||
}
|
||||
s.addConn(handledConn)
|
||||
}
|
||||
}
|
||||
|
||||
func listenHTTPUpgrade(ctx context.Context, address net.Address, port net.Port, streamSettings *internet.MemoryStreamConfig, addConn internet.ConnHandler) (internet.Listener, error) {
|
||||
transportConfiguration := streamSettings.ProtocolSettings.(*Config)
|
||||
if transportConfiguration != nil {
|
||||
if streamSettings.SocketSettings == nil {
|
||||
streamSettings.SocketSettings = &internet.SocketConfig{}
|
||||
}
|
||||
streamSettings.SocketSettings.AcceptProxyProtocol = transportConfiguration.AcceptProxyProtocol || streamSettings.SocketSettings.AcceptProxyProtocol
|
||||
}
|
||||
var listener net.Listener
|
||||
var err error
|
||||
if port == net.Port(0) { // unix
|
||||
listener, err = internet.ListenSystem(ctx, &net.UnixAddr{
|
||||
Name: address.Domain(),
|
||||
Net: "unix",
|
||||
}, streamSettings.SocketSettings)
|
||||
if err != nil {
|
||||
return nil, newError("failed to listen unix domain socket(for HttpUpgrade) on ", address).Base(err)
|
||||
}
|
||||
newError("listening unix domain socket(for HttpUpgrade) on ", address).WriteToLog(session.ExportIDToError(ctx))
|
||||
} else { // tcp
|
||||
listener, err = internet.ListenSystem(ctx, &net.TCPAddr{
|
||||
IP: address.IP(),
|
||||
Port: int(port),
|
||||
}, streamSettings.SocketSettings)
|
||||
if err != nil {
|
||||
return nil, newError("failed to listen TCP(for HttpUpgrade) on ", address, ":", port).Base(err)
|
||||
}
|
||||
newError("listening TCP(for HttpUpgrade) on ", address, ":", port).WriteToLog(session.ExportIDToError(ctx))
|
||||
}
|
||||
|
||||
if streamSettings.SocketSettings != nil && streamSettings.SocketSettings.AcceptProxyProtocol {
|
||||
newError("accepting PROXY protocol").AtWarning().WriteToLog(session.ExportIDToError(ctx))
|
||||
}
|
||||
|
||||
if config := v2tls.ConfigFromStreamSettings(streamSettings); config != nil {
|
||||
if tlsConfig := config.GetTLSConfig(); tlsConfig != nil {
|
||||
listener = tls.NewListener(listener, tlsConfig)
|
||||
}
|
||||
}
|
||||
|
||||
serverInstance := &server{
|
||||
config: transportConfiguration,
|
||||
addConn: addConn,
|
||||
innnerListener: listener,
|
||||
}
|
||||
go serverInstance.keepAccepting()
|
||||
return serverInstance, nil
|
||||
}
|
||||
|
||||
func init() {
|
||||
common.Must(internet.RegisterTransportListener(protocolName, listenHTTPUpgrade))
|
||||
}
|
Loading…
Reference in New Issue