mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-12-22 11:23:32 +02:00
Add custom header support for HTTP proxy
This commit is contained in:
PMExtra
yuhan6665
parent
d7ac6946d2
commit
c9b6fc0104
4 changed files with 172 additions and 28 deletions
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@ -53,6 +53,7 @@ type HTTPRemoteConfig struct {
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type HTTPClientConfig struct {
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Servers []*HTTPRemoteConfig `json:"servers"`
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Headers map[string]string `json:"headers"`
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}
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func (v *HTTPClientConfig) Build() (proto.Message, error) {
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@ -77,5 +78,12 @@ func (v *HTTPClientConfig) Build() (proto.Message, error) {
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}
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config.Server[idx] = server
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}
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config.Header = make([]*http.Header, 0, 32)
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for key, value := range v.Headers {
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config.Header = append(config.Header, &http.Header{
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Key: key,
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Value: value,
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})
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}
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return config, nil
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}
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@ -2,12 +2,14 @@ package http
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import (
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"bufio"
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"bytes"
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"context"
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"encoding/base64"
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"io"
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"net/http"
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"net/url"
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"sync"
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"text/template"
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"github.com/xtls/xray-core/common"
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"github.com/xtls/xray-core/common/buf"
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@ -30,6 +32,7 @@ import (
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type Client struct {
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serverPicker protocol.ServerPicker
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policyManager policy.Manager
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header []*Header
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}
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type h2Conn struct {
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@ -60,6 +63,7 @@ func NewClient(ctx context.Context, config *ClientConfig) (*Client, error) {
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return &Client{
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serverPicker: protocol.NewRoundRobinServerPicker(serverList),
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policyManager: v.GetFeature(policy.ManagerType()).(policy.Manager),
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header: config.Header,
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}, nil
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}
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@ -88,12 +92,17 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
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buf.ReleaseMulti(mbuf)
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defer bytespool.Free(firstPayload)
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header, err := fillRequestHeader(ctx, c.header)
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if err != nil {
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return newError("failed to fill out header").Base(err)
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}
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if err := retry.ExponentialBackoff(5, 100).On(func() error {
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server := c.serverPicker.PickServer()
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dest := server.Destination()
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user = server.PickUser()
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netConn, err := setUpHTTPTunnel(ctx, dest, targetAddr, user, dialer, firstPayload)
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netConn, err := setUpHTTPTunnel(ctx, dest, targetAddr, user, dialer, header, firstPayload)
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if netConn != nil {
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if _, ok := netConn.(*http2Conn); !ok {
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if _, err := netConn.Write(firstPayload); err != nil {
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@ -139,8 +148,42 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
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return nil
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}
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// fillRequestHeader will fill out the template of the headers
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func fillRequestHeader(ctx context.Context, header []*Header) ([]*Header, error) {
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if len(header) == 0 {
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return header, nil
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}
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inbound := session.InboundFromContext(ctx)
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outbound := session.OutboundFromContext(ctx)
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data := struct {
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Source net.Destination
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Target net.Destination
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}{
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Source: inbound.Source,
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Target: outbound.Target,
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}
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filled := make([]*Header, len(header))
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for i, h := range header {
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tmpl, err := template.New(h.Key).Parse(h.Value)
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if err != nil {
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return nil, err
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}
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var buf bytes.Buffer
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if err = tmpl.Execute(&buf, data); err != nil {
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return nil, err
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}
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filled[i] = &Header{Key: h.Key, Value: buf.String()}
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}
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return filled, nil
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}
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// setUpHTTPTunnel will create a socket tunnel via HTTP CONNECT method
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func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, user *protocol.MemoryUser, dialer internet.Dialer, firstPayload []byte) (net.Conn, error) {
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func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, user *protocol.MemoryUser, dialer internet.Dialer, header []*Header, firstPayload []byte) (net.Conn, error) {
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req := &http.Request{
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Method: http.MethodConnect,
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URL: &url.URL{Host: target},
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@ -154,6 +197,10 @@ func setUpHTTPTunnel(ctx context.Context, dest net.Destination, target string, u
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req.Header.Set("Proxy-Authorization", "Basic "+base64.StdEncoding.EncodeToString([]byte(auth)))
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}
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for _, h := range header {
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req.Header.Set(h.Key, h.Value)
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}
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connectHTTP1 := func(rawConn net.Conn) (net.Conn, error) {
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req.Header.Set("Proxy-Connection", "Keep-Alive")
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@ -150,6 +150,61 @@ func (x *ServerConfig) GetUserLevel() uint32 {
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return 0
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}
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type Header 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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Key string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
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Value string `protobuf:"bytes,2,opt,name=value,proto3" json:"value,omitempty"`
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}
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func (x *Header) Reset() {
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*x = Header{}
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if protoimpl.UnsafeEnabled {
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mi := &file_proxy_http_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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}
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func (x *Header) String() string {
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return protoimpl.X.MessageStringOf(x)
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}
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func (*Header) ProtoMessage() {}
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func (x *Header) ProtoReflect() protoreflect.Message {
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mi := &file_proxy_http_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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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 Header.ProtoReflect.Descriptor instead.
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func (*Header) Descriptor() ([]byte, []int) {
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return file_proxy_http_config_proto_rawDescGZIP(), []int{2}
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}
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func (x *Header) GetKey() string {
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if x != nil {
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return x.Key
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}
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return ""
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}
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func (x *Header) GetValue() string {
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if x != nil {
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return x.Value
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}
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return ""
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}
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// ClientConfig is the protobuf config for HTTP proxy client.
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type ClientConfig struct {
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state protoimpl.MessageState
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@ -158,12 +213,13 @@ type ClientConfig struct {
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// Sever is a list of HTTP server addresses.
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Server []*protocol.ServerEndpoint `protobuf:"bytes,1,rep,name=server,proto3" json:"server,omitempty"`
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Header []*Header `protobuf:"bytes,2,rep,name=header,proto3" json:"header,omitempty"`
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}
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func (x *ClientConfig) Reset() {
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*x = ClientConfig{}
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if protoimpl.UnsafeEnabled {
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mi := &file_proxy_http_config_proto_msgTypes[2]
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mi := &file_proxy_http_config_proto_msgTypes[3]
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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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@ -176,7 +232,7 @@ func (x *ClientConfig) String() string {
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func (*ClientConfig) ProtoMessage() {}
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func (x *ClientConfig) ProtoReflect() protoreflect.Message {
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mi := &file_proxy_http_config_proto_msgTypes[2]
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mi := &file_proxy_http_config_proto_msgTypes[3]
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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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@ -189,7 +245,7 @@ func (x *ClientConfig) ProtoReflect() protoreflect.Message {
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// Deprecated: Use ClientConfig.ProtoReflect.Descriptor instead.
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func (*ClientConfig) Descriptor() ([]byte, []int) {
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return file_proxy_http_config_proto_rawDescGZIP(), []int{2}
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return file_proxy_http_config_proto_rawDescGZIP(), []int{3}
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}
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func (x *ClientConfig) GetServer() []*protocol.ServerEndpoint {
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@ -199,6 +255,13 @@ func (x *ClientConfig) GetServer() []*protocol.ServerEndpoint {
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return nil
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}
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func (x *ClientConfig) GetHeader() []*Header {
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if x != nil {
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return x.Header
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}
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return nil
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}
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var File_proxy_http_config_proto protoreflect.FileDescriptor
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var file_proxy_http_config_proto_rawDesc = []byte{
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@ -227,17 +290,23 @@ var file_proxy_http_config_proto_rawDesc = []byte{
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|
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|
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|
||||
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|
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}
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var (
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@ -252,22 +321,24 @@ func file_proxy_http_config_proto_rawDescGZIP() []byte {
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return file_proxy_http_config_proto_rawDescData
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}
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var file_proxy_http_config_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
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var file_proxy_http_config_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
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var file_proxy_http_config_proto_goTypes = []interface{}{
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(*Account)(nil), // 0: xray.proxy.http.Account
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(*ServerConfig)(nil), // 1: xray.proxy.http.ServerConfig
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(*ClientConfig)(nil), // 2: xray.proxy.http.ClientConfig
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nil, // 3: xray.proxy.http.ServerConfig.AccountsEntry
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(*protocol.ServerEndpoint)(nil), // 4: xray.common.protocol.ServerEndpoint
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(*Header)(nil), // 2: xray.proxy.http.Header
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(*ClientConfig)(nil), // 3: xray.proxy.http.ClientConfig
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nil, // 4: xray.proxy.http.ServerConfig.AccountsEntry
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(*protocol.ServerEndpoint)(nil), // 5: xray.common.protocol.ServerEndpoint
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}
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var file_proxy_http_config_proto_depIdxs = []int32{
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3, // 0: xray.proxy.http.ServerConfig.accounts:type_name -> xray.proxy.http.ServerConfig.AccountsEntry
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4, // 1: xray.proxy.http.ClientConfig.server:type_name -> xray.common.protocol.ServerEndpoint
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2, // [2:2] is the sub-list for method output_type
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2, // [2:2] is the sub-list for method input_type
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2, // [2:2] is the sub-list for extension type_name
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2, // [2:2] is the sub-list for extension extendee
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0, // [0:2] is the sub-list for field type_name
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4, // 0: xray.proxy.http.ServerConfig.accounts:type_name -> xray.proxy.http.ServerConfig.AccountsEntry
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5, // 1: xray.proxy.http.ClientConfig.server:type_name -> xray.common.protocol.ServerEndpoint
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2, // 2: xray.proxy.http.ClientConfig.header:type_name -> xray.proxy.http.Header
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3, // [3:3] is the sub-list for method output_type
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3, // [3:3] is the sub-list for method input_type
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3, // [3:3] is the sub-list for extension type_name
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3, // [3:3] is the sub-list for extension extendee
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0, // [0:3] is the sub-list for field type_name
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}
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func init() { file_proxy_http_config_proto_init() }
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@ -301,6 +372,18 @@ func file_proxy_http_config_proto_init() {
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}
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}
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file_proxy_http_config_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
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switch v := v.(*Header); 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:
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return nil
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}
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}
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file_proxy_http_config_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
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switch v := v.(*ClientConfig); i {
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case 0:
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return &v.state
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@ -319,7 +402,7 @@ func file_proxy_http_config_proto_init() {
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GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
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RawDescriptor: file_proxy_http_config_proto_rawDesc,
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NumEnums: 0,
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NumMessages: 4,
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NumMessages: 5,
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NumExtensions: 0,
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NumServices: 0,
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},
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@ -21,8 +21,14 @@ message ServerConfig {
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uint32 user_level = 4;
|
||||
}
|
||||
|
||||
message Header {
|
||||
string key = 1;
|
||||
string value = 2;
|
||||
}
|
||||
|
||||
// ClientConfig is the protobuf config for HTTP proxy client.
|
||||
message ClientConfig {
|
||||
// Sever is a list of HTTP server addresses.
|
||||
repeated xray.common.protocol.ServerEndpoint server = 1;
|
||||
repeated Header header = 2;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue