mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-12-27 07:59:47 +00:00
948 lines
30 KiB
Go
948 lines
30 KiB
Go
package conf
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import (
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"encoding/base64"
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"encoding/hex"
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"encoding/json"
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"math"
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"net/url"
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"runtime"
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"strconv"
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"strings"
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"syscall"
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"github.com/xtls/xray-core/common/errors"
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"github.com/xtls/xray-core/common/net"
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"github.com/xtls/xray-core/common/platform/filesystem"
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"github.com/xtls/xray-core/common/serial"
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"github.com/xtls/xray-core/transport/internet"
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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/reality"
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"github.com/xtls/xray-core/transport/internet/splithttp"
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"github.com/xtls/xray-core/transport/internet/tcp"
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"github.com/xtls/xray-core/transport/internet/tls"
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"github.com/xtls/xray-core/transport/internet/websocket"
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"google.golang.org/protobuf/proto"
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)
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var (
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kcpHeaderLoader = NewJSONConfigLoader(ConfigCreatorCache{
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"none": func() interface{} { return new(NoOpAuthenticator) },
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"srtp": func() interface{} { return new(SRTPAuthenticator) },
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"utp": func() interface{} { return new(UTPAuthenticator) },
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"wechat-video": func() interface{} { return new(WechatVideoAuthenticator) },
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"dtls": func() interface{} { return new(DTLSAuthenticator) },
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"wireguard": func() interface{} { return new(WireguardAuthenticator) },
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"dns": func() interface{} { return new(DNSAuthenticator) },
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}, "type", "")
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tcpHeaderLoader = NewJSONConfigLoader(ConfigCreatorCache{
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"none": func() interface{} { return new(NoOpConnectionAuthenticator) },
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"http": func() interface{} { return new(Authenticator) },
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}, "type", "")
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)
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type KCPConfig struct {
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Mtu *uint32 `json:"mtu"`
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Tti *uint32 `json:"tti"`
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UpCap *uint32 `json:"uplinkCapacity"`
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DownCap *uint32 `json:"downlinkCapacity"`
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Congestion *bool `json:"congestion"`
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ReadBufferSize *uint32 `json:"readBufferSize"`
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WriteBufferSize *uint32 `json:"writeBufferSize"`
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HeaderConfig json.RawMessage `json:"header"`
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Seed *string `json:"seed"`
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}
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// Build implements Buildable.
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func (c *KCPConfig) Build() (proto.Message, error) {
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config := new(kcp.Config)
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if c.Mtu != nil {
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mtu := *c.Mtu
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if mtu < 576 || mtu > 1460 {
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return nil, errors.New("invalid mKCP MTU size: ", mtu).AtError()
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}
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config.Mtu = &kcp.MTU{Value: mtu}
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}
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if c.Tti != nil {
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tti := *c.Tti
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if tti < 10 || tti > 100 {
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return nil, errors.New("invalid mKCP TTI: ", tti).AtError()
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}
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config.Tti = &kcp.TTI{Value: tti}
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}
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if c.UpCap != nil {
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config.UplinkCapacity = &kcp.UplinkCapacity{Value: *c.UpCap}
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}
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if c.DownCap != nil {
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config.DownlinkCapacity = &kcp.DownlinkCapacity{Value: *c.DownCap}
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}
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if c.Congestion != nil {
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config.Congestion = *c.Congestion
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}
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if c.ReadBufferSize != nil {
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size := *c.ReadBufferSize
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if size > 0 {
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config.ReadBuffer = &kcp.ReadBuffer{Size: size * 1024 * 1024}
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} else {
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config.ReadBuffer = &kcp.ReadBuffer{Size: 512 * 1024}
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}
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}
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if c.WriteBufferSize != nil {
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size := *c.WriteBufferSize
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if size > 0 {
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config.WriteBuffer = &kcp.WriteBuffer{Size: size * 1024 * 1024}
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} else {
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config.WriteBuffer = &kcp.WriteBuffer{Size: 512 * 1024}
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}
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}
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if len(c.HeaderConfig) > 0 {
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headerConfig, _, err := kcpHeaderLoader.Load(c.HeaderConfig)
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if err != nil {
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return nil, errors.New("invalid mKCP header config.").Base(err).AtError()
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}
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ts, err := headerConfig.(Buildable).Build()
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if err != nil {
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return nil, errors.New("invalid mKCP header config").Base(err).AtError()
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}
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config.HeaderConfig = serial.ToTypedMessage(ts)
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}
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if c.Seed != nil {
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config.Seed = &kcp.EncryptionSeed{Seed: *c.Seed}
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}
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return config, nil
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}
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type TCPConfig struct {
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HeaderConfig json.RawMessage `json:"header"`
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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 *TCPConfig) Build() (proto.Message, error) {
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config := new(tcp.Config)
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if len(c.HeaderConfig) > 0 {
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headerConfig, _, err := tcpHeaderLoader.Load(c.HeaderConfig)
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if err != nil {
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return nil, errors.New("invalid TCP header config").Base(err).AtError()
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}
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ts, err := headerConfig.(Buildable).Build()
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if err != nil {
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return nil, errors.New("invalid TCP header config").Base(err).AtError()
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}
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config.HeaderSettings = serial.ToTypedMessage(ts)
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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 WebSocketConfig struct {
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Host string `json:"host"`
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Path string `json:"path"`
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Headers map[string]string `json:"headers"`
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AcceptProxyProtocol bool `json:"acceptProxyProtocol"`
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HeartbeatPeriod uint32 `json:"heartbeatPeriod"`
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}
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// Build implements Buildable.
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func (c *WebSocketConfig) Build() (proto.Message, error) {
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path := c.Path
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var ed uint32
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if u, err := url.Parse(path); err == nil {
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if q := u.Query(); q.Get("ed") != "" {
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Ed, _ := strconv.Atoi(q.Get("ed"))
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ed = uint32(Ed)
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q.Del("ed")
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u.RawQuery = q.Encode()
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path = u.String()
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}
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}
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// Priority (client): host > serverName > address
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for k, v := range c.Headers {
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if strings.ToLower(k) == "host" {
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errors.PrintDeprecatedFeatureWarning(`"host" in "headers"`, `independent "host"`)
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if c.Host == "" {
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c.Host = v
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}
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delete(c.Headers, k)
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}
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}
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config := &websocket.Config{
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Path: path,
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Host: c.Host,
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Header: c.Headers,
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AcceptProxyProtocol: c.AcceptProxyProtocol,
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Ed: ed,
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HeartbeatPeriod: c.HeartbeatPeriod,
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}
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return config, nil
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}
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type HttpUpgradeConfig struct {
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Host string `json:"host"`
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Path string `json:"path"`
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Headers map[string]string `json:"headers"`
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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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path := c.Path
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var ed uint32
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if u, err := url.Parse(path); err == nil {
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if q := u.Query(); q.Get("ed") != "" {
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Ed, _ := strconv.Atoi(q.Get("ed"))
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ed = uint32(Ed)
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q.Del("ed")
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u.RawQuery = q.Encode()
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path = u.String()
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}
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}
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// Priority (client): host > serverName > address
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for k := range c.Headers {
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if strings.ToLower(k) == "host" {
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return nil, errors.New(`"headers" can't contain "host"`)
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}
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}
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config := &httpupgrade.Config{
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Path: path,
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Host: c.Host,
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Header: c.Headers,
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AcceptProxyProtocol: c.AcceptProxyProtocol,
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Ed: ed,
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}
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return config, nil
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}
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type SplitHTTPConfig struct {
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Host string `json:"host"`
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Path string `json:"path"`
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Mode string `json:"mode"`
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Headers map[string]string `json:"headers"`
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XPaddingBytes Int32Range `json:"xPaddingBytes"`
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NoGRPCHeader bool `json:"noGRPCHeader"`
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NoSSEHeader bool `json:"noSSEHeader"`
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ScMaxEachPostBytes Int32Range `json:"scMaxEachPostBytes"`
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ScMinPostsIntervalMs Int32Range `json:"scMinPostsIntervalMs"`
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ScMaxBufferedPosts int64 `json:"scMaxBufferedPosts"`
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Xmux XmuxConfig `json:"xmux"`
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DownloadSettings *StreamConfig `json:"downloadSettings"`
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Extra json.RawMessage `json:"extra"`
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}
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type XmuxConfig struct {
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MaxConcurrency Int32Range `json:"maxConcurrency"`
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MaxConnections Int32Range `json:"maxConnections"`
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CMaxReuseTimes Int32Range `json:"cMaxReuseTimes"`
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CMaxLifetimeMs Int32Range `json:"cMaxLifetimeMs"`
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HMaxRequestTimes Int32Range `json:"hMaxRequestTimes"`
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HKeepAlivePeriod int64 `json:"hKeepAlivePeriod"`
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}
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func newRangeConfig(input Int32Range) *splithttp.RangeConfig {
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return &splithttp.RangeConfig{
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From: input.From,
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To: input.To,
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}
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}
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// Build implements Buildable.
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func (c *SplitHTTPConfig) Build() (proto.Message, error) {
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if c.Extra != nil {
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var extra SplitHTTPConfig
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if err := json.Unmarshal(c.Extra, &extra); err != nil {
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return nil, errors.New(`Failed to unmarshal "extra".`).Base(err)
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}
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extra.Host = c.Host
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extra.Path = c.Path
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extra.Mode = c.Mode
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extra.Extra = c.Extra
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c = &extra
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}
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switch c.Mode {
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case "":
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c.Mode = "auto"
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case "auto", "packet-up", "stream-up", "stream-one":
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default:
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return nil, errors.New("unsupported mode: " + c.Mode)
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}
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// Priority (client): host > serverName > address
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for k := range c.Headers {
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if strings.ToLower(k) == "host" {
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return nil, errors.New(`"headers" can't contain "host"`)
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}
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}
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if c.Xmux.MaxConnections.To > 0 && c.Xmux.MaxConcurrency.To > 0 {
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return nil, errors.New("maxConnections cannot be specified together with maxConcurrency")
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}
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if c.Xmux == (XmuxConfig{}) {
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c.Xmux.MaxConcurrency.From = 16
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c.Xmux.MaxConcurrency.To = 32
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c.Xmux.CMaxReuseTimes.From = 64
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c.Xmux.CMaxReuseTimes.To = 128
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c.Xmux.HMaxRequestTimes.From = 800
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c.Xmux.HMaxRequestTimes.To = 900
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}
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config := &splithttp.Config{
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Host: c.Host,
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Path: c.Path,
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Mode: c.Mode,
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Headers: c.Headers,
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XPaddingBytes: newRangeConfig(c.XPaddingBytes),
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NoGRPCHeader: c.NoGRPCHeader,
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NoSSEHeader: c.NoSSEHeader,
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ScMaxEachPostBytes: newRangeConfig(c.ScMaxEachPostBytes),
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ScMinPostsIntervalMs: newRangeConfig(c.ScMinPostsIntervalMs),
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ScMaxBufferedPosts: c.ScMaxBufferedPosts,
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Xmux: &splithttp.XmuxConfig{
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MaxConcurrency: newRangeConfig(c.Xmux.MaxConcurrency),
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MaxConnections: newRangeConfig(c.Xmux.MaxConnections),
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CMaxReuseTimes: newRangeConfig(c.Xmux.CMaxReuseTimes),
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CMaxLifetimeMs: newRangeConfig(c.Xmux.CMaxLifetimeMs),
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HMaxRequestTimes: newRangeConfig(c.Xmux.HMaxRequestTimes),
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HKeepAlivePeriod: c.Xmux.HKeepAlivePeriod,
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},
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}
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if c.DownloadSettings != nil {
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if c.Mode == "stream-one" {
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return nil, errors.New(`Can not use "downloadSettings" in "stream-one" mode.`)
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}
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if c.Extra != nil {
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c.DownloadSettings.SocketSettings = nil
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}
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var err error
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if config.DownloadSettings, err = c.DownloadSettings.Build(); err != nil {
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return nil, errors.New(`Failed to build "downloadSettings".`).Base(err)
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}
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}
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return config, nil
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}
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func readFileOrString(f string, s []string) ([]byte, error) {
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if len(f) > 0 {
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return filesystem.ReadFile(f)
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}
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if len(s) > 0 {
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return []byte(strings.Join(s, "\n")), nil
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}
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return nil, errors.New("both file and bytes are empty.")
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}
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type TLSCertConfig struct {
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CertFile string `json:"certificateFile"`
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CertStr []string `json:"certificate"`
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KeyFile string `json:"keyFile"`
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KeyStr []string `json:"key"`
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Usage string `json:"usage"`
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OcspStapling uint64 `json:"ocspStapling"`
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OneTimeLoading bool `json:"oneTimeLoading"`
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BuildChain bool `json:"buildChain"`
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}
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// Build implements Buildable.
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func (c *TLSCertConfig) Build() (*tls.Certificate, error) {
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certificate := new(tls.Certificate)
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cert, err := readFileOrString(c.CertFile, c.CertStr)
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if err != nil {
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return nil, errors.New("failed to parse certificate").Base(err)
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}
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certificate.Certificate = cert
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certificate.CertificatePath = c.CertFile
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if len(c.KeyFile) > 0 || len(c.KeyStr) > 0 {
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key, err := readFileOrString(c.KeyFile, c.KeyStr)
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if err != nil {
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return nil, errors.New("failed to parse key").Base(err)
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}
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certificate.Key = key
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certificate.KeyPath = c.KeyFile
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}
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switch strings.ToLower(c.Usage) {
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case "encipherment":
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certificate.Usage = tls.Certificate_ENCIPHERMENT
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case "verify":
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certificate.Usage = tls.Certificate_AUTHORITY_VERIFY
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case "issue":
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certificate.Usage = tls.Certificate_AUTHORITY_ISSUE
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default:
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certificate.Usage = tls.Certificate_ENCIPHERMENT
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}
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if certificate.KeyPath == "" && certificate.CertificatePath == "" {
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certificate.OneTimeLoading = true
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} else {
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certificate.OneTimeLoading = c.OneTimeLoading
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}
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certificate.OcspStapling = c.OcspStapling
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certificate.BuildChain = c.BuildChain
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return certificate, nil
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}
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type TLSConfig struct {
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Insecure bool `json:"allowInsecure"`
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Certs []*TLSCertConfig `json:"certificates"`
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ServerName string `json:"serverName"`
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ALPN *StringList `json:"alpn"`
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EnableSessionResumption bool `json:"enableSessionResumption"`
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DisableSystemRoot bool `json:"disableSystemRoot"`
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MinVersion string `json:"minVersion"`
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MaxVersion string `json:"maxVersion"`
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CipherSuites string `json:"cipherSuites"`
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Fingerprint string `json:"fingerprint"`
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RejectUnknownSNI bool `json:"rejectUnknownSni"`
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PinnedPeerCertificateChainSha256 *[]string `json:"pinnedPeerCertificateChainSha256"`
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PinnedPeerCertificatePublicKeySha256 *[]string `json:"pinnedPeerCertificatePublicKeySha256"`
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CurvePreferences *StringList `json:"curvePreferences"`
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MasterKeyLog string `json:"masterKeyLog"`
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}
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|
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// Build implements Buildable.
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func (c *TLSConfig) Build() (proto.Message, error) {
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config := new(tls.Config)
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config.Certificate = make([]*tls.Certificate, len(c.Certs))
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for idx, certConf := range c.Certs {
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cert, err := certConf.Build()
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if err != nil {
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return nil, err
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}
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config.Certificate[idx] = cert
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}
|
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serverName := c.ServerName
|
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config.AllowInsecure = c.Insecure
|
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if len(c.ServerName) > 0 {
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config.ServerName = serverName
|
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}
|
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if c.ALPN != nil && len(*c.ALPN) > 0 {
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config.NextProtocol = []string(*c.ALPN)
|
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}
|
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if c.CurvePreferences != nil && len(*c.CurvePreferences) > 0 {
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config.CurvePreferences = []string(*c.CurvePreferences)
|
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}
|
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config.EnableSessionResumption = c.EnableSessionResumption
|
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config.DisableSystemRoot = c.DisableSystemRoot
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config.MinVersion = c.MinVersion
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config.MaxVersion = c.MaxVersion
|
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config.CipherSuites = c.CipherSuites
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config.Fingerprint = strings.ToLower(c.Fingerprint)
|
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if config.Fingerprint != "unsafe" && tls.GetFingerprint(config.Fingerprint) == nil {
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return nil, errors.New(`unknown fingerprint: `, config.Fingerprint)
|
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}
|
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config.RejectUnknownSni = c.RejectUnknownSNI
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|
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if c.PinnedPeerCertificateChainSha256 != nil {
|
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config.PinnedPeerCertificateChainSha256 = [][]byte{}
|
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for _, v := range *c.PinnedPeerCertificateChainSha256 {
|
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hashValue, err := base64.StdEncoding.DecodeString(v)
|
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if err != nil {
|
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return nil, err
|
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}
|
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config.PinnedPeerCertificateChainSha256 = append(config.PinnedPeerCertificateChainSha256, hashValue)
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}
|
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}
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|
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if c.PinnedPeerCertificatePublicKeySha256 != nil {
|
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config.PinnedPeerCertificatePublicKeySha256 = [][]byte{}
|
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for _, v := range *c.PinnedPeerCertificatePublicKeySha256 {
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hashValue, err := base64.StdEncoding.DecodeString(v)
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if err != nil {
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return nil, err
|
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}
|
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config.PinnedPeerCertificatePublicKeySha256 = append(config.PinnedPeerCertificatePublicKeySha256, hashValue)
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}
|
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}
|
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|
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config.MasterKeyLog = c.MasterKeyLog
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|
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return config, nil
|
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}
|
|
|
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type REALITYConfig struct {
|
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MasterKeyLog string `json:"masterKeyLog"`
|
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Show bool `json:"show"`
|
|
Target json.RawMessage `json:"target"`
|
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Dest json.RawMessage `json:"dest"`
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Type string `json:"type"`
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Xver uint64 `json:"xver"`
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ServerNames []string `json:"serverNames"`
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PrivateKey string `json:"privateKey"`
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MinClientVer string `json:"minClientVer"`
|
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MaxClientVer string `json:"maxClientVer"`
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MaxTimeDiff uint64 `json:"maxTimeDiff"`
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ShortIds []string `json:"shortIds"`
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|
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Fingerprint string `json:"fingerprint"`
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ServerName string `json:"serverName"`
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PublicKey string `json:"publicKey"`
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|
ShortId string `json:"shortId"`
|
|
SpiderX string `json:"spiderX"`
|
|
}
|
|
|
|
func (c *REALITYConfig) Build() (proto.Message, error) {
|
|
config := new(reality.Config)
|
|
config.MasterKeyLog = c.MasterKeyLog
|
|
config.Show = c.Show
|
|
var err error
|
|
if c.Target != nil {
|
|
c.Dest = c.Target
|
|
}
|
|
if c.Dest != nil {
|
|
var i uint16
|
|
var s string
|
|
if err = json.Unmarshal(c.Dest, &i); err == nil {
|
|
s = strconv.Itoa(int(i))
|
|
} else {
|
|
_ = json.Unmarshal(c.Dest, &s)
|
|
}
|
|
if c.Type == "" && s != "" {
|
|
switch s[0] {
|
|
case '@', '/':
|
|
c.Type = "unix"
|
|
if s[0] == '@' && len(s) > 1 && s[1] == '@' && (runtime.GOOS == "linux" || runtime.GOOS == "android") {
|
|
fullAddr := make([]byte, len(syscall.RawSockaddrUnix{}.Path)) // may need padding to work with haproxy
|
|
copy(fullAddr, s[1:])
|
|
s = string(fullAddr)
|
|
}
|
|
default:
|
|
if _, err = strconv.Atoi(s); err == nil {
|
|
s = "127.0.0.1:" + s
|
|
}
|
|
if _, _, err = net.SplitHostPort(s); err == nil {
|
|
c.Type = "tcp"
|
|
}
|
|
}
|
|
}
|
|
if c.Type == "" {
|
|
return nil, errors.New(`please fill in a valid value for "target"`)
|
|
}
|
|
if c.Xver > 2 {
|
|
return nil, errors.New(`invalid PROXY protocol version, "xver" only accepts 0, 1, 2`)
|
|
}
|
|
if len(c.ServerNames) == 0 {
|
|
return nil, errors.New(`empty "serverNames"`)
|
|
}
|
|
if c.PrivateKey == "" {
|
|
return nil, errors.New(`empty "privateKey"`)
|
|
}
|
|
if config.PrivateKey, err = base64.RawURLEncoding.DecodeString(c.PrivateKey); err != nil || len(config.PrivateKey) != 32 {
|
|
return nil, errors.New(`invalid "privateKey": `, c.PrivateKey)
|
|
}
|
|
if c.MinClientVer != "" {
|
|
config.MinClientVer = make([]byte, 3)
|
|
var u uint64
|
|
for i, s := range strings.Split(c.MinClientVer, ".") {
|
|
if i == 3 {
|
|
return nil, errors.New(`invalid "minClientVer": `, c.MinClientVer)
|
|
}
|
|
if u, err = strconv.ParseUint(s, 10, 8); err != nil {
|
|
return nil, errors.New(`"minClientVer[`, i, `]" should be less than 256`)
|
|
} else {
|
|
config.MinClientVer[i] = byte(u)
|
|
}
|
|
}
|
|
}
|
|
if c.MaxClientVer != "" {
|
|
config.MaxClientVer = make([]byte, 3)
|
|
var u uint64
|
|
for i, s := range strings.Split(c.MaxClientVer, ".") {
|
|
if i == 3 {
|
|
return nil, errors.New(`invalid "maxClientVer": `, c.MaxClientVer)
|
|
}
|
|
if u, err = strconv.ParseUint(s, 10, 8); err != nil {
|
|
return nil, errors.New(`"maxClientVer[`, i, `]" should be less than 256`)
|
|
} else {
|
|
config.MaxClientVer[i] = byte(u)
|
|
}
|
|
}
|
|
}
|
|
if len(c.ShortIds) == 0 {
|
|
return nil, errors.New(`empty "shortIds"`)
|
|
}
|
|
config.ShortIds = make([][]byte, len(c.ShortIds))
|
|
for i, s := range c.ShortIds {
|
|
config.ShortIds[i] = make([]byte, 8)
|
|
if _, err = hex.Decode(config.ShortIds[i], []byte(s)); err != nil {
|
|
return nil, errors.New(`invalid "shortIds[`, i, `]": `, s)
|
|
}
|
|
}
|
|
config.Dest = s
|
|
config.Type = c.Type
|
|
config.Xver = c.Xver
|
|
config.ServerNames = c.ServerNames
|
|
config.MaxTimeDiff = c.MaxTimeDiff
|
|
} else {
|
|
config.Fingerprint = strings.ToLower(c.Fingerprint)
|
|
if config.Fingerprint == "unsafe" || config.Fingerprint == "hellogolang" {
|
|
return nil, errors.New(`invalid "fingerprint": `, config.Fingerprint)
|
|
}
|
|
if tls.GetFingerprint(config.Fingerprint) == nil {
|
|
return nil, errors.New(`unknown "fingerprint": `, config.Fingerprint)
|
|
}
|
|
if len(c.ServerNames) != 0 {
|
|
return nil, errors.New(`non-empty "serverNames", please use "serverName" instead`)
|
|
}
|
|
if c.PublicKey == "" {
|
|
return nil, errors.New(`empty "publicKey"`)
|
|
}
|
|
if config.PublicKey, err = base64.RawURLEncoding.DecodeString(c.PublicKey); err != nil || len(config.PublicKey) != 32 {
|
|
return nil, errors.New(`invalid "publicKey": `, c.PublicKey)
|
|
}
|
|
if len(c.ShortIds) != 0 {
|
|
return nil, errors.New(`non-empty "shortIds", please use "shortId" instead`)
|
|
}
|
|
config.ShortId = make([]byte, 8)
|
|
if _, err = hex.Decode(config.ShortId, []byte(c.ShortId)); err != nil {
|
|
return nil, errors.New(`invalid "shortId": `, c.ShortId)
|
|
}
|
|
if c.SpiderX == "" {
|
|
c.SpiderX = "/"
|
|
}
|
|
if c.SpiderX[0] != '/' {
|
|
return nil, errors.New(`invalid "spiderX": `, c.SpiderX)
|
|
}
|
|
config.SpiderY = make([]int64, 10)
|
|
u, _ := url.Parse(c.SpiderX)
|
|
q := u.Query()
|
|
parse := func(param string, index int) {
|
|
if q.Get(param) != "" {
|
|
s := strings.Split(q.Get(param), "-")
|
|
if len(s) == 1 {
|
|
config.SpiderY[index], _ = strconv.ParseInt(s[0], 10, 64)
|
|
config.SpiderY[index+1], _ = strconv.ParseInt(s[0], 10, 64)
|
|
} else {
|
|
config.SpiderY[index], _ = strconv.ParseInt(s[0], 10, 64)
|
|
config.SpiderY[index+1], _ = strconv.ParseInt(s[1], 10, 64)
|
|
}
|
|
}
|
|
q.Del(param)
|
|
}
|
|
parse("p", 0) // padding
|
|
parse("c", 2) // concurrency
|
|
parse("t", 4) // times
|
|
parse("i", 6) // interval
|
|
parse("r", 8) // return
|
|
u.RawQuery = q.Encode()
|
|
config.SpiderX = u.String()
|
|
config.ServerName = c.ServerName
|
|
}
|
|
return config, nil
|
|
}
|
|
|
|
type TransportProtocol string
|
|
|
|
// Build implements Buildable.
|
|
func (p TransportProtocol) Build() (string, error) {
|
|
switch strings.ToLower(string(p)) {
|
|
case "raw", "tcp":
|
|
return "tcp", nil
|
|
case "xhttp", "splithttp":
|
|
return "splithttp", nil
|
|
case "kcp", "mkcp":
|
|
return "mkcp", nil
|
|
case "grpc":
|
|
errors.PrintDeprecatedFeatureWarning("gRPC transport (with unnecessary costs, etc.)", "XHTTP stream-up H2")
|
|
return "grpc", nil
|
|
case "ws", "websocket":
|
|
errors.PrintDeprecatedFeatureWarning("WebSocket transport (with ALPN http/1.1, etc.)", "XHTTP H2 & H3")
|
|
return "websocket", nil
|
|
case "httpupgrade":
|
|
errors.PrintDeprecatedFeatureWarning("HTTPUpgrade transport (with ALPN http/1.1, etc.)", "XHTTP H2 & H3")
|
|
return "httpupgrade", nil
|
|
case "h2", "h3", "http":
|
|
return "", errors.PrintRemovedFeatureError("HTTP transport (without header padding, etc.)", "XHTTP stream-one H2 & H3")
|
|
case "quic":
|
|
return "", errors.PrintRemovedFeatureError("QUIC transport (without web service, etc.)", "XHTTP stream-one H3")
|
|
default:
|
|
return "", errors.New("Config: unknown transport protocol: ", p)
|
|
}
|
|
}
|
|
|
|
type CustomSockoptConfig struct {
|
|
Level string `json:"level"`
|
|
Opt string `json:"opt"`
|
|
Value string `json:"value"`
|
|
Type string `json:"type"`
|
|
}
|
|
|
|
type SocketConfig struct {
|
|
Mark int32 `json:"mark"`
|
|
TFO interface{} `json:"tcpFastOpen"`
|
|
TProxy string `json:"tproxy"`
|
|
AcceptProxyProtocol bool `json:"acceptProxyProtocol"`
|
|
DomainStrategy string `json:"domainStrategy"`
|
|
DialerProxy string `json:"dialerProxy"`
|
|
TCPKeepAliveInterval int32 `json:"tcpKeepAliveInterval"`
|
|
TCPKeepAliveIdle int32 `json:"tcpKeepAliveIdle"`
|
|
TCPCongestion string `json:"tcpCongestion"`
|
|
TCPWindowClamp int32 `json:"tcpWindowClamp"`
|
|
TCPMaxSeg int32 `json:"tcpMaxSeg"`
|
|
TcpNoDelay bool `json:"tcpNoDelay"`
|
|
TCPUserTimeout int32 `json:"tcpUserTimeout"`
|
|
V6only bool `json:"v6only"`
|
|
Interface string `json:"interface"`
|
|
TcpMptcp bool `json:"tcpMptcp"`
|
|
CustomSockopt []*CustomSockoptConfig `json:"customSockopt"`
|
|
}
|
|
|
|
// Build implements Buildable.
|
|
func (c *SocketConfig) Build() (*internet.SocketConfig, error) {
|
|
tfo := int32(0) // don't invoke setsockopt() for TFO
|
|
if c.TFO != nil {
|
|
switch v := c.TFO.(type) {
|
|
case bool:
|
|
if v {
|
|
tfo = 256
|
|
} else {
|
|
tfo = -1 // TFO need to be disabled
|
|
}
|
|
case float64:
|
|
tfo = int32(math.Min(v, math.MaxInt32))
|
|
default:
|
|
return nil, errors.New("tcpFastOpen: only boolean and integer value is acceptable")
|
|
}
|
|
}
|
|
var tproxy internet.SocketConfig_TProxyMode
|
|
switch strings.ToLower(c.TProxy) {
|
|
case "tproxy":
|
|
tproxy = internet.SocketConfig_TProxy
|
|
case "redirect":
|
|
tproxy = internet.SocketConfig_Redirect
|
|
default:
|
|
tproxy = internet.SocketConfig_Off
|
|
}
|
|
|
|
dStrategy := internet.DomainStrategy_AS_IS
|
|
switch strings.ToLower(c.DomainStrategy) {
|
|
case "asis", "":
|
|
dStrategy = internet.DomainStrategy_AS_IS
|
|
case "useip":
|
|
dStrategy = internet.DomainStrategy_USE_IP
|
|
case "useipv4":
|
|
dStrategy = internet.DomainStrategy_USE_IP4
|
|
case "useipv6":
|
|
dStrategy = internet.DomainStrategy_USE_IP6
|
|
case "useipv4v6":
|
|
dStrategy = internet.DomainStrategy_USE_IP46
|
|
case "useipv6v4":
|
|
dStrategy = internet.DomainStrategy_USE_IP64
|
|
case "forceip":
|
|
dStrategy = internet.DomainStrategy_FORCE_IP
|
|
case "forceipv4":
|
|
dStrategy = internet.DomainStrategy_FORCE_IP4
|
|
case "forceipv6":
|
|
dStrategy = internet.DomainStrategy_FORCE_IP6
|
|
case "forceipv4v6":
|
|
dStrategy = internet.DomainStrategy_FORCE_IP46
|
|
case "forceipv6v4":
|
|
dStrategy = internet.DomainStrategy_FORCE_IP64
|
|
default:
|
|
return nil, errors.New("unsupported domain strategy: ", c.DomainStrategy)
|
|
}
|
|
|
|
var customSockopts []*internet.CustomSockopt
|
|
|
|
for _, copt := range c.CustomSockopt {
|
|
customSockopt := &internet.CustomSockopt{
|
|
Level: copt.Level,
|
|
Opt: copt.Opt,
|
|
Value: copt.Value,
|
|
Type: copt.Type,
|
|
}
|
|
customSockopts = append(customSockopts, customSockopt)
|
|
}
|
|
|
|
return &internet.SocketConfig{
|
|
Mark: c.Mark,
|
|
Tfo: tfo,
|
|
Tproxy: tproxy,
|
|
DomainStrategy: dStrategy,
|
|
AcceptProxyProtocol: c.AcceptProxyProtocol,
|
|
DialerProxy: c.DialerProxy,
|
|
TcpKeepAliveInterval: c.TCPKeepAliveInterval,
|
|
TcpKeepAliveIdle: c.TCPKeepAliveIdle,
|
|
TcpCongestion: c.TCPCongestion,
|
|
TcpWindowClamp: c.TCPWindowClamp,
|
|
TcpMaxSeg: c.TCPMaxSeg,
|
|
TcpNoDelay: c.TcpNoDelay,
|
|
TcpUserTimeout: c.TCPUserTimeout,
|
|
V6Only: c.V6only,
|
|
Interface: c.Interface,
|
|
TcpMptcp: c.TcpMptcp,
|
|
CustomSockopt: customSockopts,
|
|
}, nil
|
|
}
|
|
|
|
type StreamConfig struct {
|
|
Address *Address `json:"address"`
|
|
Port uint16 `json:"port"`
|
|
Network *TransportProtocol `json:"network"`
|
|
Security string `json:"security"`
|
|
TLSSettings *TLSConfig `json:"tlsSettings"`
|
|
REALITYSettings *REALITYConfig `json:"realitySettings"`
|
|
RAWSettings *TCPConfig `json:"rawSettings"`
|
|
TCPSettings *TCPConfig `json:"tcpSettings"`
|
|
XHTTPSettings *SplitHTTPConfig `json:"xhttpSettings"`
|
|
SplitHTTPSettings *SplitHTTPConfig `json:"splithttpSettings"`
|
|
KCPSettings *KCPConfig `json:"kcpSettings"`
|
|
GRPCSettings *GRPCConfig `json:"grpcSettings"`
|
|
WSSettings *WebSocketConfig `json:"wsSettings"`
|
|
HTTPUPGRADESettings *HttpUpgradeConfig `json:"httpupgradeSettings"`
|
|
SocketSettings *SocketConfig `json:"sockopt"`
|
|
}
|
|
|
|
// Build implements Buildable.
|
|
func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
|
|
config := &internet.StreamConfig{
|
|
Port: uint32(c.Port),
|
|
ProtocolName: "tcp",
|
|
}
|
|
if c.Address != nil {
|
|
config.Address = c.Address.Build()
|
|
}
|
|
if c.Network != nil {
|
|
protocol, err := c.Network.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.ProtocolName = protocol
|
|
}
|
|
switch strings.ToLower(c.Security) {
|
|
case "", "none":
|
|
case "tls":
|
|
tlsSettings := c.TLSSettings
|
|
if tlsSettings == nil {
|
|
tlsSettings = &TLSConfig{}
|
|
}
|
|
ts, err := tlsSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build TLS config.").Base(err)
|
|
}
|
|
tm := serial.ToTypedMessage(ts)
|
|
config.SecuritySettings = append(config.SecuritySettings, tm)
|
|
config.SecurityType = tm.Type
|
|
case "reality":
|
|
if config.ProtocolName != "tcp" && config.ProtocolName != "splithttp" && config.ProtocolName != "grpc" {
|
|
return nil, errors.New("REALITY only supports RAW, XHTTP and gRPC for now.")
|
|
}
|
|
if c.REALITYSettings == nil {
|
|
return nil, errors.New(`REALITY: Empty "realitySettings".`)
|
|
}
|
|
ts, err := c.REALITYSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build REALITY config.").Base(err)
|
|
}
|
|
tm := serial.ToTypedMessage(ts)
|
|
config.SecuritySettings = append(config.SecuritySettings, tm)
|
|
config.SecurityType = tm.Type
|
|
case "xtls":
|
|
return nil, errors.PrintRemovedFeatureError(`Legacy XTLS`, `xtls-rprx-vision with TLS or REALITY`)
|
|
default:
|
|
return nil, errors.New(`Unknown security "` + c.Security + `".`)
|
|
}
|
|
if c.RAWSettings != nil {
|
|
c.TCPSettings = c.RAWSettings
|
|
}
|
|
if c.TCPSettings != nil {
|
|
ts, err := c.TCPSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build RAW config.").Base(err)
|
|
}
|
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
|
|
ProtocolName: "tcp",
|
|
Settings: serial.ToTypedMessage(ts),
|
|
})
|
|
}
|
|
if c.XHTTPSettings != nil {
|
|
c.SplitHTTPSettings = c.XHTTPSettings
|
|
}
|
|
if c.SplitHTTPSettings != nil {
|
|
hs, err := c.SplitHTTPSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build XHTTP config.").Base(err)
|
|
}
|
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
|
|
ProtocolName: "splithttp",
|
|
Settings: serial.ToTypedMessage(hs),
|
|
})
|
|
}
|
|
if c.KCPSettings != nil {
|
|
ts, err := c.KCPSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build mKCP config.").Base(err)
|
|
}
|
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
|
|
ProtocolName: "mkcp",
|
|
Settings: serial.ToTypedMessage(ts),
|
|
})
|
|
}
|
|
if c.GRPCSettings != nil {
|
|
gs, err := c.GRPCSettings.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.WSSettings != nil {
|
|
ts, err := c.WSSettings.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.HTTPUPGRADESettings != nil {
|
|
hs, err := c.HTTPUPGRADESettings.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.SocketSettings != nil {
|
|
ss, err := c.SocketSettings.Build()
|
|
if err != nil {
|
|
return nil, errors.New("Failed to build sockopt.").Base(err)
|
|
}
|
|
config.SocketSettings = ss
|
|
}
|
|
return config, nil
|
|
}
|
|
|
|
type ProxyConfig struct {
|
|
Tag string `json:"tag"`
|
|
|
|
// TransportLayerProxy: For compatibility.
|
|
TransportLayerProxy bool `json:"transportLayer"`
|
|
}
|
|
|
|
// Build implements Buildable.
|
|
func (v *ProxyConfig) Build() (*internet.ProxyConfig, error) {
|
|
if v.Tag == "" {
|
|
return nil, errors.New("Proxy tag is not set.")
|
|
}
|
|
return &internet.ProxyConfig{
|
|
Tag: v.Tag,
|
|
TransportLayerProxy: v.TransportLayerProxy,
|
|
}, nil
|
|
}
|