Config: Remove global `transport` (#3751)

https://github.com/XTLS/Xray-core/pull/3751#issuecomment-2329564039

---------

Co-authored-by: 风扇滑翔翼 <Fangliding.fshxy@outlook.com>

infra/conf/transport.go

@@ -1,106 +0,0 @@
-package conf
-
-import (
-	"github.com/xtls/xray-core/common/errors"
-	"github.com/xtls/xray-core/common/serial"
-	"github.com/xtls/xray-core/transport/global"
-	"github.com/xtls/xray-core/transport/internet"
-)
-
-type TransportConfig struct {
-	TCPConfig         *TCPConfig          `json:"tcpSettings"`
-	KCPConfig         *KCPConfig          `json:"kcpSettings"`
-	WSConfig          *WebSocketConfig    `json:"wsSettings"`
-	HTTPConfig        *HTTPConfig         `json:"httpSettings"`
-	GRPCConfig        *GRPCConfig         `json:"grpcSettings"`
-	GUNConfig         *GRPCConfig         `json:"gunSettings"`
-	HTTPUPGRADEConfig *HttpUpgradeConfig  `json:"httpupgradeSettings"`
-	SplitHTTPConfig   *SplitHTTPConfig    `json:"splithttpSettings"`
-}
-
-// Build implements Buildable.
-func (c *TransportConfig) Build() (*global.Config, error) {
-	config := new(global.Config)
-
-	if c.TCPConfig != nil {
-		ts, err := c.TCPConfig.Build()
-		if err != nil {
-			return nil, errors.New("failed to build TCP config").Base(err).AtError()
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "tcp",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-
-	if c.KCPConfig != nil {
-		ts, err := c.KCPConfig.Build()
-		if err != nil {
-			return nil, errors.New("failed to build mKCP config").Base(err).AtError()
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "mkcp",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-
-	if c.WSConfig != nil {
-		ts, err := c.WSConfig.Build()
-		if err != nil {
-			return nil, errors.New("failed to build WebSocket config").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "websocket",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-
-	if c.HTTPConfig != nil {
-		ts, err := c.HTTPConfig.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build HTTP config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "http",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-
-	if c.GRPCConfig == nil {
-		c.GRPCConfig = c.GUNConfig
-	}
-	if c.GRPCConfig != nil {
-		gs, err := c.GRPCConfig.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build gRPC config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "grpc",
-			Settings:     serial.ToTypedMessage(gs),
-		})
-	}
-
-	if c.HTTPUPGRADEConfig != nil {
-		hs, err := c.HTTPUPGRADEConfig.Build()
-		if err != nil {
-			return nil, errors.New("failed to build HttpUpgrade config").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "httpupgrade",
-			Settings:     serial.ToTypedMessage(hs),
-		})
-	}
-
-	if c.SplitHTTPConfig != nil {
-		shs, err := c.SplitHTTPConfig.Build()
-		if err != nil {
-			return nil, errors.New("failed to build SplitHTTP config").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "splithttp",
-			Settings:     serial.ToTypedMessage(shs),
-		})
-	}
-
-	return config, nil
-}

infra/conf/transport_test.go

@@ -4,16 +4,8 @@ import (
 	"encoding/json"
 	"testing"
 
-	"github.com/xtls/xray-core/common/serial"
 	. "github.com/xtls/xray-core/infra/conf"
-	"github.com/xtls/xray-core/transport/global"
 	"github.com/xtls/xray-core/transport/internet"
-	"github.com/xtls/xray-core/transport/internet/grpc"
-	"github.com/xtls/xray-core/transport/internet/headers/http"
-	"github.com/xtls/xray-core/transport/internet/headers/noop"
-	"github.com/xtls/xray-core/transport/internet/kcp"
-	"github.com/xtls/xray-core/transport/internet/tcp"
-	"github.com/xtls/xray-core/transport/internet/websocket"
 	"google.golang.org/protobuf/proto"
 )
 
@@ -157,139 +149,3 @@ func TestSocketConfig(t *testing.T) {
 		t.Fatalf("unexpected parsed TFO value, which should be -1")
 	}
 }
-
-func TestTransportConfig(t *testing.T) {
-	createParser := func() func(string) (proto.Message, error) {
-		return func(s string) (proto.Message, error) {
-			config := new(TransportConfig)
-			if err := json.Unmarshal([]byte(s), config); err != nil {
-				return nil, err
-			}
-			return config.Build()
-		}
-	}
-
-	runMultiTestCase(t, []TestCase{
-		{
-			Input: `{
-				"tcpSettings": {
-					"header": {
-						"type": "http",
-						"request": {
-							"version": "1.1",
-							"method": "GET",
-							"path": "/b",
-							"headers": {
-								"a": "b",
-								"c": "d"
-							}
-						},
-						"response": {
-							"version": "1.0",
-							"status": "404",
-							"reason": "Not Found"
-						}
-					}
-				},
-				"kcpSettings": {
-					"mtu": 1200,
-					"header": {
-						"type": "none"
-					}
-				},
-				"wsSettings": {
-					"path": "/t"
-				},
-				"grpcSettings": {
-					"serviceName": "name",
-					"multiMode": true
-				}
-			}`,
-			Parser: createParser(),
-			Output: &global.Config{
-				TransportSettings: []*internet.TransportConfig{
-					{
-						ProtocolName: "tcp",
-						Settings: serial.ToTypedMessage(&tcp.Config{
-							HeaderSettings: serial.ToTypedMessage(&http.Config{
-								Request: &http.RequestConfig{
-									Version: &http.Version{Value: "1.1"},
-									Method:  &http.Method{Value: "GET"},
-									Uri:     []string{"/b"},
-									Header: []*http.Header{
-										{Name: "a", Value: []string{"b"}},
-										{Name: "c", Value: []string{"d"}},
-									},
-								},
-								Response: &http.ResponseConfig{
-									Version: &http.Version{Value: "1.0"},
-									Status:  &http.Status{Code: "404", Reason: "Not Found"},
-									Header: []*http.Header{
-										{
-											Name:  "Content-Type",
-											Value: []string{"application/octet-stream", "video/mpeg"},
-										},
-										{
-											Name:  "Transfer-Encoding",
-											Value: []string{"chunked"},
-										},
-										{
-											Name:  "Connection",
-											Value: []string{"keep-alive"},
-										},
-										{
-											Name:  "Pragma",
-											Value: []string{"no-cache"},
-										},
-										{
-											Name:  "Cache-Control",
-											Value: []string{"private", "no-cache"},
-										},
-									},
-								},
-							}),
-						}),
-					},
-					{
-						ProtocolName: "mkcp",
-						Settings: serial.ToTypedMessage(&kcp.Config{
-							Mtu:          &kcp.MTU{Value: 1200},
-							HeaderConfig: serial.ToTypedMessage(&noop.Config{}),
-						}),
-					},
-					{
-						ProtocolName: "websocket",
-						Settings: serial.ToTypedMessage(&websocket.Config{
-							Path: "/t",
-						}),
-					},
-					{
-						ProtocolName: "grpc",
-						Settings: serial.ToTypedMessage(&grpc.Config{
-							ServiceName: "name",
-							MultiMode:   true,
-						}),
-					},
-				},
-			},
-		},
-		{
-			Input: `{
-				"gunSettings": {
-					"serviceName": "name"
-				}
-			}`,
-			Parser: createParser(),
-			Output: &global.Config{
-				TransportSettings: []*internet.TransportConfig{
-					{
-						ProtocolName: "grpc",
-						Settings: serial.ToTypedMessage(&grpc.Config{
-							ServiceName: "name",
-						}),
-					},
-				},
-			},
-		},
-	})
-}

infra/conf/xray.go

@@ -405,12 +405,15 @@ type Config struct {
 	// and should not be used.
 	OutboundDetours []OutboundDetourConfig `json:"outboundDetour"`
 
+	// Deprecated: Global transport config is no longer used
+	// left for returning error
+	Transport        map[string]json.RawMessage `json:"transport"`
+
 	LogConfig        *LogConfig              `json:"log"`
 	RouterConfig     *RouterConfig           `json:"routing"`
 	DNSConfig        *DNSConfig              `json:"dns"`
 	InboundConfigs   []InboundDetourConfig   `json:"inbounds"`
 	OutboundConfigs  []OutboundDetourConfig  `json:"outbounds"`
-	Transport        *TransportConfig        `json:"transport"`
 	Policy           *PolicyConfig           `json:"policy"`
 	API              *APIConfig              `json:"api"`
 	Metrics          *MetricsConfig          `json:"metrics"`
@@ -540,27 +543,6 @@ func (c *Config) Override(o *Config, fn string) {
 	}
 }
 
-func applyTransportConfig(s *StreamConfig, t *TransportConfig) {
-	if s.TCPSettings == nil {
-		s.TCPSettings = t.TCPConfig
-	}
-	if s.KCPSettings == nil {
-		s.KCPSettings = t.KCPConfig
-	}
-	if s.WSSettings == nil {
-		s.WSSettings = t.WSConfig
-	}
-	if s.HTTPSettings == nil {
-		s.HTTPSettings = t.HTTPConfig
-	}
-	if s.HTTPUPGRADESettings == nil {
-		s.HTTPUPGRADESettings = t.HTTPUPGRADEConfig
-	}
-	if s.SplitHTTPSettings == nil {
-		s.SplitHTTPSettings = t.SplitHTTPConfig
-	}
-}
-
 // Build implements Buildable.
 func (c *Config) Build() (*core.Config, error) {
 	if err := PostProcessConfigureFile(c); err != nil {
@@ -685,13 +667,11 @@ func (c *Config) Build() (*core.Config, error) {
 		}}}
 	}
 
+	if len(c.Transport) > 0 {
+		return nil, errors.New("Global transport config is deprecated")
+	}
+
 	for _, rawInboundConfig := range inbounds {
-		if c.Transport != nil {
-			if rawInboundConfig.StreamSetting == nil {
-				rawInboundConfig.StreamSetting = &StreamConfig{}
-			}
-			applyTransportConfig(rawInboundConfig.StreamSetting, c.Transport)
-		}
 		ic, err := rawInboundConfig.Build()
 		if err != nil {
 			return nil, err
@@ -714,12 +694,6 @@ func (c *Config) Build() (*core.Config, error) {
 	}
 
 	for _, rawOutboundConfig := range outbounds {
-		if c.Transport != nil {
-			if rawOutboundConfig.StreamSetting == nil {
-				rawOutboundConfig.StreamSetting = &StreamConfig{}
-			}
-			applyTransportConfig(rawOutboundConfig.StreamSetting, c.Transport)
-		}
 		oc, err := rawOutboundConfig.Build()
 		if err != nil {
 			return nil, err

infra/conf/xray_test.go

@@ -23,7 +23,6 @@ import (
 	"github.com/xtls/xray-core/proxy/vmess"
 	"github.com/xtls/xray-core/proxy/vmess/inbound"
 	"github.com/xtls/xray-core/transport/internet"
-	"github.com/xtls/xray-core/transport/internet/http"
 	"github.com/xtls/xray-core/transport/internet/tls"
 	"github.com/xtls/xray-core/transport/internet/websocket"
 	"google.golang.org/protobuf/proto"
@@ -128,11 +127,6 @@ func TestXrayConfig(t *testing.T) {
 							}
 						]
 					}
-				},
-				"transport": {
-					"httpSettings": {
-						"path": "/test"
-					}
 				}
 			}`,
 			Parser: createParser(),
@@ -172,17 +166,6 @@ func TestXrayConfig(t *testing.T) {
 				Outbound: []*core.OutboundHandlerConfig{
 					{
 						SenderSettings: serial.ToTypedMessage(&proxyman.SenderConfig{
-							StreamSettings: &internet.StreamConfig{
-								ProtocolName: "tcp",
-								TransportSettings: []*internet.TransportConfig{
-									{
-										ProtocolName: "http",
-										Settings: serial.ToTypedMessage(&http.Config{
-											Path: "/test",
-										}),
-									},
-								},
-							},
 						}),
 						ProxySettings: serial.ToTypedMessage(&freedom.Config{
 							DomainStrategy: freedom.Config_AS_IS,
@@ -192,33 +175,11 @@ func TestXrayConfig(t *testing.T) {
 					{
 						Tag: "blocked",
 						SenderSettings: serial.ToTypedMessage(&proxyman.SenderConfig{
-							StreamSettings: &internet.StreamConfig{
-								ProtocolName: "tcp",
-								TransportSettings: []*internet.TransportConfig{
-									{
-										ProtocolName: "http",
-										Settings: serial.ToTypedMessage(&http.Config{
-											Path: "/test",
-										}),
-									},
-								},
-							},
 						}),
 						ProxySettings: serial.ToTypedMessage(&blackhole.Config{}),
 					},
 					{
 						SenderSettings: serial.ToTypedMessage(&proxyman.SenderConfig{
-							StreamSettings: &internet.StreamConfig{
-								ProtocolName: "tcp",
-								TransportSettings: []*internet.TransportConfig{
-									{
-										ProtocolName: "http",
-										Settings: serial.ToTypedMessage(&http.Config{
-											Path: "/test",
-										}),
-									},
-								},
-							},
 						}),
 						ProxySettings: serial.ToTypedMessage(&dns_proxy.Config{
 							Server:      &net.Endpoint{},
@@ -242,12 +203,6 @@ func TestXrayConfig(t *testing.T) {
 											},
 										}),
 									},
-									{
-										ProtocolName: "http",
-										Settings: serial.ToTypedMessage(&http.Config{
-											Path: "/test",
-										}),
-									},
 								},
 								SecurityType: "xray.transport.internet.tls.Config",
 								SecuritySettings: []*serial.TypedMessage{
@@ -295,12 +250,6 @@ func TestXrayConfig(t *testing.T) {
 											},
 										}),
 									},
-									{
-										ProtocolName: "http",
-										Settings: serial.ToTypedMessage(&http.Config{
-											Path: "/test",
-										}),
-									},
 								},
 								SecurityType: "xray.transport.internet.tls.Config",
 								SecuritySettings: []*serial.TypedMessage{
@@ -387,7 +336,6 @@ func TestConfig_Override(t *testing.T) {
 				LogConfig:    &LogConfig{},
 				RouterConfig: &RouterConfig{},
 				DNSConfig:    &DNSConfig{},
-				Transport:    &TransportConfig{},
 				Policy:       &PolicyConfig{},
 				API:          &APIConfig{},
 				Stats:        &StatsConfig{},
@@ -398,7 +346,6 @@ func TestConfig_Override(t *testing.T) {
 				LogConfig:    &LogConfig{},
 				RouterConfig: &RouterConfig{},
 				DNSConfig:    &DNSConfig{},
-				Transport:    &TransportConfig{},
 				Policy:       &PolicyConfig{},
 				API:          &APIConfig{},
 				Stats:        &StatsConfig{},