proxy

package
v0.3.1-rc.7 Latest Latest
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 Go to latest Published: Apr 5, 2023 License: MIT Imports: 16 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var DiscardNetConn net.Conn = &DiscardConn{}
View Source 
var DiscardNetPacketConn net.PacketConn = &DiscardPacketConn{}
View Source 
var ErrBlocked = errors.New("BLOCK")

Functions

func NewBlockError 

func NewBlockError(network statistic.Type, hostname string) error

func PaseNetwork 

func PaseNetwork(s string) statistic.Type

func Value 

func Value[T any](s interface{ Value(any) (any, bool) }, k any, Default T) T

Types

type Address 

type Address interface {
	// Hostname return hostname of address, eg: www.example.com, 127.0.0.1, ff::ff
	Hostname() string
	// IP return net.IP, if address is ip else resolve the domain and return one of ips
	IP(context.Context) (net.IP, error)
	AddrPort(context.Context) (netip.AddrPort, error)
	// Port return port of address
	Port() Port
	// Type return type of address, domain or ip
	Type() Type
	NetworkType() statistic.Type

	net.Addr

	// WithResolver will use call IP(), IPHost(), UDPAddr(), TCPAddr()
	// return the current resolver is applied, if can't cover return false
	WithResolver(_ dns.DNS, canCover bool) bool
	// OverrideHostname clone address(exclude Values) and change hostname
	OverrideHostname(string) Address
	OverridePort(Port) Address

	UDPAddr(context.Context) (*net.UDPAddr, error)
	TCPAddr(context.Context) (*net.TCPAddr, error)

	WithValue(key, value any)
	Value(key any) (any, bool)
	RangeValue(func(k, v any) bool)
}
var EmptyAddr Address = &emptyAddr{}

func ParseAddrPort 

func ParseAddrPort(net statistic.Type, addrPort netip.AddrPort) Address

func ParseAddress 

func ParseAddress(network statistic.Type, addr string) (ad Address, _ error)

func ParseAddressPort 

func ParseAddressPort(network statistic.Type, addr string, port Port) (ad Address)

func ParseIPAddr 

func ParseIPAddr(ad *net.IPAddr) Address

func ParseSysAddr 

func ParseSysAddr(ad net.Addr) (Address, error)

func ParseTCPAddress 

func ParseTCPAddress(ad *net.TCPAddr) Address

func ParseUDPAddr 

func ParseUDPAddr(ad *net.UDPAddr) Address

func ParseUnixAddr 

func ParseUnixAddr(ad *net.UnixAddr) Address

type CurrentKey 

type CurrentKey struct{}

type DestinationKey 

type DestinationKey struct{}

func (DestinationKey) String 

func (DestinationKey) String() string

type Discard 

type Discard struct{ EmptyDispatch }

func (Discard) Conn 

func (Discard) Conn(context.Context, Address) (net.Conn, error)

func (Discard) PacketConn 

func (Discard) PacketConn(context.Context, Address) (net.PacketConn, error)

type DiscardConn 

type DiscardConn struct{}

func (*DiscardConn) Close 

func (*DiscardConn) Close() error

func (*DiscardConn) LocalAddr 

func (*DiscardConn) LocalAddr() net.Addr

func (*DiscardConn) Read 

func (*DiscardConn) Read(b []byte) (n int, err error)

func (*DiscardConn) RemoteAddr 

func (*DiscardConn) RemoteAddr() net.Addr

func (*DiscardConn) SetDeadline 

func (*DiscardConn) SetDeadline(t time.Time) error

func (*DiscardConn) SetReadDeadline 

func (*DiscardConn) SetReadDeadline(t time.Time) error

func (*DiscardConn) SetWriteDeadline 

func (*DiscardConn) SetWriteDeadline(t time.Time) error

func (*DiscardConn) Write 

func (*DiscardConn) Write(b []byte) (n int, err error)

type DiscardPacketConn 

type DiscardPacketConn struct{}

func (*DiscardPacketConn) Close 

func (*DiscardPacketConn) Close() error

func (*DiscardPacketConn) LocalAddr 

func (*DiscardPacketConn) LocalAddr() net.Addr

func (*DiscardPacketConn) ReadFrom 

func (*DiscardPacketConn) ReadFrom(p []byte) (n int, addr net.Addr, err error)

func (*DiscardPacketConn) SetDeadline 

func (*DiscardPacketConn) SetDeadline(t time.Time) error

func (*DiscardPacketConn) SetReadDeadline 

func (*DiscardPacketConn) SetReadDeadline(t time.Time) error

func (*DiscardPacketConn) SetWriteDeadline 

func (*DiscardPacketConn) SetWriteDeadline(t time.Time) error

func (*DiscardPacketConn) WriteTo 

func (*DiscardPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err error)

type DomainAddr 

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

func (*DomainAddr) AddrPort 

func (d *DomainAddr) AddrPort(ctx context.Context) (netip.AddrPort, error)

func (*DomainAddr) Hostname 

func (d *DomainAddr) Hostname() string

func (*DomainAddr) IP 

func (d *DomainAddr) IP(ctx context.Context) (net.IP, error)

func (DomainAddr) Network 

func (d DomainAddr) Network() string

func (DomainAddr) NetworkType 

func (d DomainAddr) NetworkType() statistic.Type

func (*DomainAddr) OverrideHostname 

func (d *DomainAddr) OverrideHostname(s string) Address

func (*DomainAddr) OverridePort 

func (d *DomainAddr) OverridePort(p Port) Address

func (*DomainAddr) Port 

func (d *DomainAddr) Port() Port

func (DomainAddr) RangeValue 

func (s DomainAddr) RangeValue(f func(k, v any) bool)

func (*DomainAddr) String 

func (d *DomainAddr) String() string

func (*DomainAddr) TCPAddr 

func (d *DomainAddr) TCPAddr(ctx context.Context) (*net.TCPAddr, error)

func (*DomainAddr) Type 

func (d *DomainAddr) Type() Type

func (*DomainAddr) UDPAddr 

func (d *DomainAddr) UDPAddr(ctx context.Context) (*net.UDPAddr, error)

func (DomainAddr) Value 

func (s DomainAddr) Value(key any) (any, bool)

func (DomainAddr) WithResolver 

func (d DomainAddr) WithResolver(resolver dns.DNS, canCover bool) bool

func (DomainAddr) WithValue 

func (s DomainAddr) WithValue(key, value any)

type EmptyDispatch 

type EmptyDispatch struct{}

func (EmptyDispatch) Dispatch 

func (EmptyDispatch) Dispatch(_ context.Context, a Address) (Address, error)

type FakeIPKey 

type FakeIPKey struct{}

func (FakeIPKey) String 

func (FakeIPKey) String() string

type IPAddrPort 

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

func (*IPAddrPort) AddrPort 

func (d *IPAddrPort) AddrPort(context.Context) (netip.AddrPort, error)

func (*IPAddrPort) Hostname 

func (d *IPAddrPort) Hostname() string

func (*IPAddrPort) IP 

func (d *IPAddrPort) IP(context.Context) (net.IP, error)

func (IPAddrPort) Network 

func (d IPAddrPort) Network() string

func (IPAddrPort) NetworkType 

func (d IPAddrPort) NetworkType() statistic.Type

func (*IPAddrPort) OverrideHostname 

func (d *IPAddrPort) OverrideHostname(s string) Address

func (*IPAddrPort) OverridePort 

func (d *IPAddrPort) OverridePort(p Port) Address

func (*IPAddrPort) Port 

func (d *IPAddrPort) Port() Port

func (IPAddrPort) RangeValue 

func (s IPAddrPort) RangeValue(f func(k, v any) bool)

func (*IPAddrPort) String 

func (d *IPAddrPort) String() string

func (*IPAddrPort) TCPAddr 

func (d *IPAddrPort) TCPAddr(context.Context) (*net.TCPAddr, error)

func (*IPAddrPort) Type 

func (d *IPAddrPort) Type() Type

func (*IPAddrPort) UDPAddr 

func (d *IPAddrPort) UDPAddr(context.Context) (*net.UDPAddr, error)

func (IPAddrPort) Value 

func (s IPAddrPort) Value(key any) (any, bool)

func (IPAddrPort) WithResolver 

func (d IPAddrPort) WithResolver(resolver dns.DNS, canCover bool) bool

func (IPAddrPort) WithValue 

func (s IPAddrPort) WithValue(key, value any)

type InboundKey 

type InboundKey struct{}

func (InboundKey) String 

func (InboundKey) String() string

type PacketProxy 

type PacketProxy interface {
	PacketConn(context.Context, Address) (net.PacketConn, error)
}

type Port 

type Port interface {
	Port() uint16
	String() string
}
var EmptyPort Port = PortUint16(0)

func ParsePort 

func ParsePort[T constraints.Integer](p T) Port

func ParsePortStr 

func ParsePortStr(p string) (Port, error)

type PortUint16 

type PortUint16 uint16

func (PortUint16) Port 

func (p PortUint16) Port() uint16

func (PortUint16) String 

func (p PortUint16) String() string

type PreferIPv6 

type PreferIPv6 struct{}

type Proxy 

type Proxy interface {
	StreamProxy
	PacketProxy
	Dispatch(context.Context, Address) (Address, error)
}
var DiscardProxy Proxy = &Discard{}

func NewErrProxy 

func NewErrProxy(err error) Proxy

type SourceKey 

type SourceKey struct{}

func (SourceKey) String 

func (SourceKey) String() string

type StreamProxy 

type StreamProxy interface {
	Conn(context.Context, Address) (net.Conn, error)
}

type Type 

type Type uint8
const (
	DOMAIN Type = 1
	IP     Type = 2
	UNIX   Type = 3
	EMPTY  Type = 4
)

func (Type) String 

func (t Type) String() string

Source Files

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