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1004 lines
32 KiB
1004 lines
32 KiB
package conf |
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|
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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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|
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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/protocol" |
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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/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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"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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|
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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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} |
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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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// If http host is not set in the Host field, but in headers field, we add it to Host Field here. |
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// If we don't do that, http host will be overwritten as address. |
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// Host priority: Host field > headers field > address. |
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if c.Host == "" && c.Headers["host"] != "" { |
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c.Host = c.Headers["host"] |
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} else if c.Host == "" && c.Headers["Host"] != "" { |
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c.Host = c.Headers["Host"] |
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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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} |
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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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// If http host is not set in the Host field, but in headers field, we add it to Host Field here. |
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// If we don't do that, http host will be overwritten as address. |
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// Host priority: Host field > headers field > address. |
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if c.Host == "" && c.Headers["host"] != "" { |
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c.Host = c.Headers["host"] |
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delete(c.Headers, "host") |
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} else if c.Host == "" && c.Headers["Host"] != "" { |
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c.Host = c.Headers["Host"] |
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delete(c.Headers, "Host") |
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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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Headers map[string]string `json:"headers"` |
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ScMaxConcurrentPosts *Int32Range `json:"scMaxConcurrentPosts"` |
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ScMaxEachPostBytes *Int32Range `json:"scMaxEachPostBytes"` |
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ScMinPostsIntervalMs *Int32Range `json:"scMinPostsIntervalMs"` |
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NoSSEHeader bool `json:"noSSEHeader"` |
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XPaddingBytes *Int32Range `json:"xPaddingBytes"` |
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} |
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func splithttpNewRandRangeConfig(input *Int32Range) *splithttp.RandRangeConfig { |
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if input == nil { |
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return nil |
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} |
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return &splithttp.RandRangeConfig{ |
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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 http host is not set in the Host field, but in headers field, we add it to Host Field here. |
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// If we don't do that, http host will be overwritten as address. |
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// Host priority: Host field > headers field > address. |
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if c.Host == "" && c.Headers["host"] != "" { |
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c.Host = c.Headers["host"] |
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} else if c.Host == "" && c.Headers["Host"] != "" { |
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c.Host = c.Headers["Host"] |
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} |
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config := &splithttp.Config{ |
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Path: c.Path, |
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Host: c.Host, |
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Header: c.Headers, |
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ScMaxConcurrentPosts: splithttpNewRandRangeConfig(c.ScMaxConcurrentPosts), |
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ScMaxEachPostBytes: splithttpNewRandRangeConfig(c.ScMaxEachPostBytes), |
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ScMinPostsIntervalMs: splithttpNewRandRangeConfig(c.ScMinPostsIntervalMs), |
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NoSSEHeader: c.NoSSEHeader, |
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XPaddingBytes: splithttpNewRandRangeConfig(c.XPaddingBytes), |
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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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ReadIdleTimeout int32 `json:"read_idle_timeout"` |
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HealthCheckTimeout int32 `json:"health_check_timeout"` |
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Method string `json:"method"` |
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Headers map[string]*StringList `json:"headers"` |
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} |
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// Build implements Buildable. |
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func (c *HTTPConfig) Build() (proto.Message, error) { |
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if c.ReadIdleTimeout <= 0 { |
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c.ReadIdleTimeout = 0 |
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} |
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if c.HealthCheckTimeout <= 0 { |
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c.HealthCheckTimeout = 0 |
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} |
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config := &http.Config{ |
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Path: c.Path, |
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IdleTimeout: c.ReadIdleTimeout, |
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HealthCheckTimeout: c.HealthCheckTimeout, |
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} |
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if c.Host != nil { |
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config.Host = []string(*c.Host) |
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} |
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if c.Method != "" { |
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config.Method = c.Method |
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} |
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if len(c.Headers) > 0 { |
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config.Header = make([]*httpheader.Header, 0, len(c.Headers)) |
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headerNames := sortMapKeys(c.Headers) |
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for _, key := range headerNames { |
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value := c.Headers[key] |
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if value == nil { |
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return nil, errors.New("empty HTTP header value: " + key).AtError() |
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} |
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config.Header = append(config.Header, &httpheader.Header{ |
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Name: key, |
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Value: append([]string(nil), (*value)...), |
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}) |
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} |
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} |
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return config, nil |
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} |
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type QUICConfig struct { |
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Header json.RawMessage `json:"header"` |
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Security string `json:"security"` |
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Key string `json:"key"` |
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} |
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// Build implements Buildable. |
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func (c *QUICConfig) Build() (proto.Message, error) { |
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config := &quic.Config{ |
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Key: c.Key, |
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} |
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if len(c.Header) > 0 { |
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headerConfig, _, err := kcpHeaderLoader.Load(c.Header) |
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if err != nil { |
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return nil, errors.New("invalid QUIC 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 QUIC header config").Base(err).AtError() |
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} |
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config.Header = serial.ToTypedMessage(ts) |
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} |
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var st protocol.SecurityType |
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switch strings.ToLower(c.Security) { |
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case "aes-128-gcm": |
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st = protocol.SecurityType_AES128_GCM |
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case "chacha20-poly1305": |
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st = protocol.SecurityType_CHACHA20_POLY1305 |
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default: |
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st = protocol.SecurityType_NONE |
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} |
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config.Security = &protocol.SecurityConfig{ |
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Type: st, |
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} |
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return config, nil |
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} |
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type DomainSocketConfig struct { |
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Path string `json:"path"` |
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Abstract bool `json:"abstract"` |
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Padding bool `json:"padding"` |
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} |
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// Build implements Buildable. |
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func (c *DomainSocketConfig) Build() (proto.Message, error) { |
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return &domainsocket.Config{ |
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Path: c.Path, |
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Abstract: c.Abstract, |
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Padding: c.Padding, |
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}, 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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|
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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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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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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 != "" && 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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|
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type REALITYConfig struct { |
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Show bool `json:"show"` |
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MasterKeyLog string `json:"masterKeyLog"` |
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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"` |
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SpiderX string `json:"spiderX"` |
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} |
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|
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func (c *REALITYConfig) Build() (proto.Message, error) { |
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config := new(reality.Config) |
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config.Show = c.Show |
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config.MasterKeyLog = c.MasterKeyLog |
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var err error |
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if c.Dest != nil { |
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var i uint16 |
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var s string |
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if err = json.Unmarshal(c.Dest, &i); err == nil { |
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s = strconv.Itoa(int(i)) |
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} else { |
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_ = json.Unmarshal(c.Dest, &s) |
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} |
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if c.Type == "" && s != "" { |
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switch s[0] { |
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case '@', '/': |
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c.Type = "unix" |
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if s[0] == '@' && len(s) > 1 && s[1] == '@' && (runtime.GOOS == "linux" || runtime.GOOS == "android") { |
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fullAddr := make([]byte, len(syscall.RawSockaddrUnix{}.Path)) // may need padding to work with haproxy |
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copy(fullAddr, s[1:]) |
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s = string(fullAddr) |
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} |
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default: |
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if _, err = strconv.Atoi(s); err == nil { |
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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 "dest"`) |
|
} |
|
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 lesser 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 lesser 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 { |
|
if c.Fingerprint == "" { |
|
return nil, errors.New(`empty "fingerprint"`) |
|
} |
|
if config.Fingerprint = strings.ToLower(c.Fingerprint); tls.GetFingerprint(config.Fingerprint) == nil { |
|
return nil, errors.New(`unknown "fingerprint": `, config.Fingerprint) |
|
} |
|
if config.Fingerprint == "hellogolang" { |
|
return nil, errors.New(`invalid "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 "tcp": |
|
return "tcp", nil |
|
case "kcp", "mkcp": |
|
return "mkcp", nil |
|
case "ws", "websocket": |
|
return "websocket", nil |
|
case "h2", "http": |
|
return "http", nil |
|
case "ds", "domainsocket": |
|
return "domainsocket", nil |
|
case "quic": |
|
return "quic", nil |
|
case "grpc", "gun": |
|
return "grpc", nil |
|
case "httpupgrade": |
|
return "httpupgrade", nil |
|
case "splithttp": |
|
return "splithttp", nil |
|
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 { |
|
Network *TransportProtocol `json:"network"` |
|
Security string `json:"security"` |
|
TLSSettings *TLSConfig `json:"tlsSettings"` |
|
REALITYSettings *REALITYConfig `json:"realitySettings"` |
|
TCPSettings *TCPConfig `json:"tcpSettings"` |
|
KCPSettings *KCPConfig `json:"kcpSettings"` |
|
WSSettings *WebSocketConfig `json:"wsSettings"` |
|
HTTPSettings *HTTPConfig `json:"httpSettings"` |
|
DSSettings *DomainSocketConfig `json:"dsSettings"` |
|
QUICSettings *QUICConfig `json:"quicSettings"` |
|
SocketSettings *SocketConfig `json:"sockopt"` |
|
GRPCConfig *GRPCConfig `json:"grpcSettings"` |
|
GUNConfig *GRPCConfig `json:"gunSettings"` |
|
HTTPUPGRADESettings *HttpUpgradeConfig `json:"httpupgradeSettings"` |
|
SplitHTTPSettings *SplitHTTPConfig `json:"splithttpSettings"` |
|
} |
|
|
|
// Build implements Buildable. |
|
func (c *StreamConfig) Build() (*internet.StreamConfig, error) { |
|
config := &internet.StreamConfig{ |
|
ProtocolName: "tcp", |
|
} |
|
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 != "http" && config.ProtocolName != "grpc" && config.ProtocolName != "domainsocket" { |
|
return nil, errors.New("REALITY only supports TCP, H2, gRPC and DomainSocket 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.New(`Please use VLESS flow "xtls-rprx-vision" with TLS or REALITY.`) |
|
default: |
|
return nil, errors.New(`Unknown security "` + c.Security + `".`) |
|
} |
|
if c.TCPSettings != nil { |
|
ts, err := c.TCPSettings.Build() |
|
if err != nil { |
|
return nil, errors.New("Failed to build TCP config.").Base(err) |
|
} |
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{ |
|
ProtocolName: "tcp", |
|
Settings: serial.ToTypedMessage(ts), |
|
}) |
|
} |
|
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.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.HTTPSettings != nil { |
|
ts, err := c.HTTPSettings.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.DSSettings != nil { |
|
ds, err := c.DSSettings.Build() |
|
if err != nil { |
|
return nil, errors.New("Failed to build DomainSocket config.").Base(err) |
|
} |
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{ |
|
ProtocolName: "domainsocket", |
|
Settings: serial.ToTypedMessage(ds), |
|
}) |
|
} |
|
if c.QUICSettings != nil { |
|
qs, err := c.QUICSettings.Build() |
|
if err != nil { |
|
return nil, errors.New("Failed to build QUIC config").Base(err) |
|
} |
|
config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{ |
|
ProtocolName: "quic", |
|
Settings: serial.ToTypedMessage(qs), |
|
}) |
|
} |
|
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.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.SplitHTTPSettings != nil { |
|
hs, err := c.SplitHTTPSettings.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(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 |
|
}
|
|
|