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chore: better Reject-Drop for UDP

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This commit is contained in:
Larvan2
2023-12-19 19:59:37 +08:00
parent 147400fbe0
commit 59ab4fe745
2 changed files with 4 additions and 23 deletions
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22
adapter/outbound/reject.go
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@@ -30,9 +30,6 @@ func (r *Reject) DialContext(ctx context.Context, metadata *C.Metadata, opts ...
// ListenPacketContext implements C.ProxyAdapter
func (r *Reject) ListenPacketContext(ctx context.Context, metadata *C.Metadata, opts ...dialer.Option) (C.PacketConn, error) {
if r.drop {
return newPacketConn(&dropPacketConn{}, r), nil
}
return newPacketConn(&nopPacketConn{}, r), nil
}
@@ -129,22 +126,3 @@ func (rw dropConn) RemoteAddr() net.Addr { return nil }
func (rw dropConn) SetDeadline(time.Time) error { return nil }
func (rw dropConn) SetReadDeadline(time.Time) error { return nil }
func (rw dropConn) SetWriteDeadline(time.Time) error { return nil }
type dropPacketConn struct{}
func (npc dropPacketConn) WriteTo(b []byte, addr net.Addr) (n int, err error) {
time.Sleep(C.DefaultDropTime)
return len(b), nil
}
func (npc dropPacketConn) ReadFrom(b []byte) (int, net.Addr, error) {
time.Sleep(C.DefaultDropTime)
return 0, nil, io.EOF
}
func (npc dropPacketConn) WaitReadFrom() ([]byte, func(), net.Addr, error) {
return nil, nil, nil, io.EOF
}
func (npc dropPacketConn) Close() error { return nil }
func (npc dropPacketConn) LocalAddr() net.Addr { return udpAddrIPv4Unspecified }
func (npc dropPacketConn) SetDeadline(time.Time) error { return nil }
func (npc dropPacketConn) SetReadDeadline(time.Time) error { return nil }
func (npc dropPacketConn) SetWriteDeadline(time.Time) error { return nil }