shadowsocks

package
v4.36.1 Latest Latest
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 Go to latest Published: Mar 16, 2021 License: MIT Imports: 39 Imported by: 4

Documentation

Overview

Package shadowsocks provides compatible functionality to Shadowsocks.

Shadowsocks client and server are implemented as outbound and inbound respectively in V2Ray's term.

R.I.P Shadowsocks

Index

Constants

View Source 
const (
	Version = 1
)

Variables

View Source 
var (
	CipherType_name = map[int32]string{
		0: "UNKNOWN",
		1: "AES_128_GCM",
		2: "AES_256_GCM",
		3: "CHACHA20_POLY1305",
		4: "NONE",
	}
	CipherType_value = map[string]int32{
		"UNKNOWN":           0,
		"AES_128_GCM":       1,
		"AES_256_GCM":       2,
		"CHACHA20_POLY1305": 3,
		"NONE":              4,
	}
)

Enum value maps for CipherType.

View Source 
var File_proxy_shadowsocks_config_proto protoreflect.FileDescriptor

Functions

func DecodeUDPPacket 

func DecodeUDPPacket(user *protocol.MemoryUser, payload *buf.Buffer) (*protocol.RequestHeader, *buf.Buffer, error)

func DrainConnN 

func DrainConnN(reader io.Reader, n int) error

func EncodeUDPPacket 

func EncodeUDPPacket(request *protocol.RequestHeader, payload []byte) (*buf.Buffer, error)

func ReadTCPResponse 

func ReadTCPResponse(user *protocol.MemoryUser, reader io.Reader) (buf.Reader, error)

func ReadTCPSession 

func ReadTCPSession(user *protocol.MemoryUser, reader io.Reader) (*protocol.RequestHeader, buf.Reader, error)

ReadTCPSession reads a Shadowsocks TCP session from the given reader, returns its header and remaining parts.

func WriteTCPRequest 

func WriteTCPRequest(request *protocol.RequestHeader, writer io.Writer) (buf.Writer, error)

WriteTCPRequest writes Shadowsocks request into the given writer, and returns a writer for body.

func WriteTCPResponse 

func WriteTCPResponse(request *protocol.RequestHeader, writer io.Writer) (buf.Writer, error)

Types

type AEADCipher 

type AEADCipher struct {
	KeyBytes        int32
	IVBytes         int32
	AEADAuthCreator func(key []byte) cipher.AEAD
}

func (*AEADCipher) DecodePacket 

func (c *AEADCipher) DecodePacket(key []byte, b *buf.Buffer) error

func (*AEADCipher) EncodePacket 

func (c *AEADCipher) EncodePacket(key []byte, b *buf.Buffer) error

func (*AEADCipher) IVSize 

func (c *AEADCipher) IVSize() int32

func (*AEADCipher) IsAEAD 

func (*AEADCipher) IsAEAD() bool

func (*AEADCipher) KeySize 

func (c *AEADCipher) KeySize() int32

func (*AEADCipher) NewDecryptionReader 

func (c *AEADCipher) NewDecryptionReader(key []byte, iv []byte, reader io.Reader) (buf.Reader, error)

func (*AEADCipher) NewEncryptionWriter 

func (c *AEADCipher) NewEncryptionWriter(key []byte, iv []byte, writer io.Writer) (buf.Writer, error)

type Account 

type Account struct {
	Password   string     `protobuf:"bytes,1,opt,name=password,proto3" json:"password,omitempty"`
	CipherType CipherType `` /* 137-byte string literal not displayed */
	// contains filtered or unexported fields
}

func (*Account) AsAccount 

func (a *Account) AsAccount() (protocol.Account, error)

AsAccount implements protocol.AsAccount.

func (*Account) Descriptor deprecated 

func (*Account) Descriptor() ([]byte, []int)

Deprecated: Use Account.ProtoReflect.Descriptor instead.

func (*Account) GetCipherType 

func (x *Account) GetCipherType() CipherType

func (*Account) GetPassword 

func (x *Account) GetPassword() string

func (*Account) ProtoMessage 

func (*Account) ProtoMessage()

func (*Account) ProtoReflect 

func (x *Account) ProtoReflect() protoreflect.Message

func (*Account) Reset 

func (x *Account) Reset()

func (*Account) String 

func (x *Account) String() string

type Cipher 

type Cipher interface {
	KeySize() int32
	IVSize() int32
	NewEncryptionWriter(key []byte, iv []byte, writer io.Writer) (buf.Writer, error)
	NewDecryptionReader(key []byte, iv []byte, reader io.Reader) (buf.Reader, error)
	IsAEAD() bool
	EncodePacket(key []byte, b *buf.Buffer) error
	DecodePacket(key []byte, b *buf.Buffer) error
}

Cipher is an interface for all Shadowsocks ciphers.

type CipherType 

type CipherType int32
const (
	CipherType_UNKNOWN           CipherType = 0
	CipherType_AES_128_GCM       CipherType = 1
	CipherType_AES_256_GCM       CipherType = 2
	CipherType_CHACHA20_POLY1305 CipherType = 3
	CipherType_NONE              CipherType = 4
)

func (CipherType) Descriptor 

func (CipherType) Descriptor() protoreflect.EnumDescriptor

func (CipherType) Enum 

func (x CipherType) Enum() *CipherType

func (CipherType) EnumDescriptor deprecated 

func (CipherType) EnumDescriptor() ([]byte, []int)

Deprecated: Use CipherType.Descriptor instead.

func (CipherType) Number 

func (x CipherType) Number() protoreflect.EnumNumber

func (CipherType) String 

func (x CipherType) String() string

func (CipherType) Type 

func (CipherType) Type() protoreflect.EnumType

type Client 

type Client struct {
	// contains filtered or unexported fields
}

Client is a inbound handler for Shadowsocks protocol

func NewClient 

func NewClient(ctx context.Context, config *ClientConfig) (*Client, error)

NewClient create a new Shadowsocks client.

func (*Client) Process 

func (c *Client) Process(ctx context.Context, link *transport.Link, dialer internet.Dialer) error

Process implements OutboundHandler.Process().

type ClientConfig 

type ClientConfig struct {
	Server []*protocol.ServerEndpoint `protobuf:"bytes,1,rep,name=server,proto3" json:"server,omitempty"`
	// contains filtered or unexported fields
}

func (*ClientConfig) Descriptor deprecated 

func (*ClientConfig) Descriptor() ([]byte, []int)

Deprecated: Use ClientConfig.ProtoReflect.Descriptor instead.

func (*ClientConfig) GetServer 

func (x *ClientConfig) GetServer() []*protocol.ServerEndpoint

func (*ClientConfig) ProtoMessage 

func (*ClientConfig) ProtoMessage()

func (*ClientConfig) ProtoReflect 

func (x *ClientConfig) ProtoReflect() protoreflect.Message

func (*ClientConfig) Reset 

func (x *ClientConfig) Reset()

func (*ClientConfig) String 

func (x *ClientConfig) String() string

type MemoryAccount 

type MemoryAccount struct {
	Cipher Cipher
	Key    []byte
}

MemoryAccount is an account type converted from Account.

func (*MemoryAccount) Equals 

func (a *MemoryAccount) Equals(another protocol.Account) bool

Equals implements protocol.Account.Equals().

type NoneCipher 

type NoneCipher struct{}

func (NoneCipher) DecodePacket 

func (NoneCipher) DecodePacket(key []byte, b *buf.Buffer) error

func (NoneCipher) EncodePacket 

func (NoneCipher) EncodePacket(key []byte, b *buf.Buffer) error

func (NoneCipher) IVSize 

func (NoneCipher) IVSize() int32

func (NoneCipher) IsAEAD 

func (NoneCipher) IsAEAD() bool

func (NoneCipher) KeySize 

func (NoneCipher) KeySize() int32

func (NoneCipher) NewDecryptionReader 

func (NoneCipher) NewDecryptionReader(key []byte, iv []byte, reader io.Reader) (buf.Reader, error)

func (NoneCipher) NewEncryptionWriter 

func (NoneCipher) NewEncryptionWriter(key []byte, iv []byte, writer io.Writer) (buf.Writer, error)

type Server 

type Server struct {
	// contains filtered or unexported fields
}

func NewServer 

func NewServer(ctx context.Context, config *ServerConfig) (*Server, error)

NewServer create a new Shadowsocks server.

func (*Server) Network 

func (s *Server) Network() []net.Network

func (*Server) Process 

func (s *Server) Process(ctx context.Context, network net.Network, conn internet.Connection, dispatcher routing.Dispatcher) error

type ServerConfig 

type ServerConfig struct {

	// UdpEnabled specified whether or not to enable UDP for Shadowsocks.
	// Deprecated. Use 'network' field.
	//
	// Deprecated: Do not use.
	UdpEnabled bool           `protobuf:"varint,1,opt,name=udp_enabled,json=udpEnabled,proto3" json:"udp_enabled,omitempty"`
	User       *protocol.User `protobuf:"bytes,2,opt,name=user,proto3" json:"user,omitempty"`
	Network    []net.Network  `protobuf:"varint,3,rep,packed,name=network,proto3,enum=v2ray.core.common.net.Network" json:"network,omitempty"`
	// contains filtered or unexported fields
}

func (*ServerConfig) Descriptor deprecated 

func (*ServerConfig) Descriptor() ([]byte, []int)

Deprecated: Use ServerConfig.ProtoReflect.Descriptor instead.

func (*ServerConfig) GetNetwork 

func (x *ServerConfig) GetNetwork() []net.Network

func (*ServerConfig) GetUdpEnabled deprecated 

func (x *ServerConfig) GetUdpEnabled() bool

Deprecated: Do not use.

func (*ServerConfig) GetUser 

func (x *ServerConfig) GetUser() *protocol.User

func (*ServerConfig) ProtoMessage 

func (*ServerConfig) ProtoMessage()

func (*ServerConfig) ProtoReflect 

func (x *ServerConfig) ProtoReflect() protoreflect.Message

func (*ServerConfig) Reset 

func (x *ServerConfig) Reset()

func (*ServerConfig) String 

func (x *ServerConfig) String() string

type UDPReader 

type UDPReader struct {
	Reader io.Reader
	User   *protocol.MemoryUser
}

func (*UDPReader) ReadMultiBuffer 

func (v *UDPReader) ReadMultiBuffer() (buf.MultiBuffer, error)

type UDPWriter 

type UDPWriter struct {
	Writer  io.Writer
	Request *protocol.RequestHeader
}

func (*UDPWriter) Write 

func (w *UDPWriter) Write(payload []byte) (int, error)

Write implements io.Writer.

Source Files

View all Source files

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