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chore: Better REJECT conn

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This commit is contained in:
H1JK 2023-03-04 18:33:05 +08:00
parent da27be6de5
commit bccc6aa8d1
1 changed files with 28 additions and 17 deletions
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45
adapter/outbound/reject.go
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@ -6,6 +6,7 @@ import (
"net"
"time"
"github.com/Dreamacro/clash/common/buf"
"github.com/Dreamacro/clash/component/dialer"
C "github.com/Dreamacro/clash/constant"
)
@ -16,12 +17,12 @@ type Reject struct {
// DialContext implements C.ProxyAdapter
func (r *Reject) DialContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.Conn, error) {
return NewConn(&nopConn{}, r), nil
return NewConn(nopConn{}, r), nil
}
// ListenPacketContext implements C.ProxyAdapter
func (r *Reject) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
return newPacketConn(&nopPacketConn{}, r), nil
return newPacketConn(nopPacketConn{}, r), nil
}
func NewReject() *Reject {
@ -48,27 +49,37 @@ func NewPass() *Reject {
type nopConn struct{}
func (rw *nopConn) Read(b []byte) (int, error) {
func (rw nopConn) Read(b []byte) (int, error) {
return 0, io.EOF
}
func (rw *nopConn) Write(b []byte) (int, error) {
func (rw nopConn) ReadBuffer(buffer *buf.Buffer) error {
return io.EOF
}
func (rw nopConn) Write(b []byte) (int, error) {
return 0, io.EOF
}
func (rw *nopConn) Close() error { return nil }
func (rw *nopConn) LocalAddr() net.Addr { return nil }
func (rw *nopConn) RemoteAddr() net.Addr { return nil }
func (rw *nopConn) SetDeadline(time.Time) error { return nil }
func (rw *nopConn) SetReadDeadline(time.Time) error { return nil }
func (rw *nopConn) SetWriteDeadline(time.Time) error { return nil }
func (rw nopConn) WriteBuffer(buffer *buf.Buffer) error {
return io.EOF
}
func (rw nopConn) Close() error { return nil }
func (rw nopConn) LocalAddr() net.Addr { return nil }
func (rw nopConn) RemoteAddr() net.Addr { return nil }
func (rw nopConn) SetDeadline(time.Time) error { return nil }
func (rw nopConn) SetReadDeadline(time.Time) error { return nil }
func (rw nopConn) SetWriteDeadline(time.Time) error { return nil }
var udpAddrIPv4Unspecified = &net.UDPAddr{IP: net.IPv4zero, Port: 0}
type nopPacketConn struct{}
func (npc *nopPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) { return len(b), nil }
func (npc *nopPacketConn) ReadFrom(b []byte) (int, net.Addr, error) { return 0, nil, io.EOF }
func (npc *nopPacketConn) Close() error { return nil }
func (npc *nopPacketConn) LocalAddr() net.Addr { return &net.UDPAddr{IP: net.IPv4zero, Port: 0} }
func (npc *nopPacketConn) SetDeadline(time.Time) error { return nil }
func (npc *nopPacketConn) SetReadDeadline(time.Time) error { return nil }
func (npc *nopPacketConn) SetWriteDeadline(time.Time) error { return nil }
func (npc nopPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) { return len(b), nil }
func (npc nopPacketConn) ReadFrom(b []byte) (int, net.Addr, error) { return 0, nil, io.EOF }
func (npc nopPacketConn) Close() error { return nil }
func (npc nopPacketConn) LocalAddr() net.Addr { return udpAddrIPv4Unspecified }
func (npc nopPacketConn) SetDeadline(time.Time) error { return nil }
func (npc nopPacketConn) SetReadDeadline(time.Time) error { return nil }
func (npc nopPacketConn) SetWriteDeadline(time.Time) error { return nil }