protocol

Documentation

Index

• Variables
• func NewDialer(name string, nextDialer proxy.Dialer, header Header) (proxy.Dialer, error)
• func Register(name string, c Creator)
• func TCPAddrToUDPAddr(addr *net.TCPAddr) *net.UDPAddr
• type Creator
• type Header
• type Metadata
  • func ParseMetadata(tgt string) (mdata Metadata, err error)
• type MetadataCmd
• type MetadataType

Variables

var (
	ErrFailAuth     = fmt.Errorf("fail to authenticate")
	ErrReplayAttack = fmt.Errorf("replay attack")
)

var Mapper = make(map[string]Creator)

Functions

func NewDialer

func NewDialer(name string, nextDialer proxy.Dialer, header Header) (proxy.Dialer, error)

func Register

func Register(name string, c Creator)

func TCPAddrToUDPAddr

func TCPAddrToUDPAddr(addr *net.TCPAddr) *net.UDPAddr

Types

type Creator

type Creator func(nextDialer proxy.Dialer, header Header) (proxy.Dialer, error)

type Header

type Header struct {
	ProxyAddress    string
	SNI             string
	GrpcServiceName string
	Cipher          string
	Password        string
	IsClient        bool
}

type Metadata

type Metadata struct {
	Type     MetadataType
	Hostname string
	Port     uint16
	// Cmd is valid only if Type is MetadataTypeMsg.
	Cmd      MetadataCmd
	Cipher   string
	IsClient bool
}

func ParseMetadata

func ParseMetadata(tgt string) (mdata Metadata, err error)

type MetadataCmd

type MetadataCmd uint8

const (
	MetadataCmdPing MetadataCmd = iota
	MetadataCmdSyncPassages
	MetadataCmdResponse
)

type MetadataType

type MetadataType int

const (
	MetadataTypeIPv4 MetadataType = iota
	MetadataTypeIPv6
	MetadataTypeDomain
	MetadataTypeMsg
	MetadataTypeInvalid
)