github.com/mysteriumnetwork/node@v0.0.0-20240516044423-365054f76801/dns/recording_writer.go (about)

     1  /*
     2   * Copyright (C) 2020 The "MysteriumNetwork/node" Authors.
     3   *
     4   * This program is free software: you can redistribute it and/or modify
     5   * it under the terms of the GNU General Public License as published by
     6   * the Free Software Foundation, either version 3 of the License, or
     7   * (at your option) any later version.
     8   *
     9   * This program is distributed in the hope that it will be useful,
    10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12   * GNU General Public License for more details.
    13   *
    14   * You should have received a copy of the GNU General Public License
    15   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    16   */
    17  
    18  package dns
    19  
    20  import (
    21  	"net"
    22  
    23  	"github.com/miekg/dns"
    24  )
    25  
    26  type recordingWriter struct {
    27  	writer      dns.ResponseWriter
    28  	responseMsg *dns.Msg
    29  	response    []byte
    30  }
    31  
    32  func (rw *recordingWriter) LocalAddr() net.Addr {
    33  	return rw.writer.LocalAddr()
    34  }
    35  
    36  func (rw *recordingWriter) RemoteAddr() net.Addr {
    37  	return rw.writer.RemoteAddr()
    38  }
    39  
    40  func (rw *recordingWriter) WriteMsg(m *dns.Msg) error {
    41  	rw.responseMsg = m
    42  	return nil
    43  }
    44  
    45  func (rw *recordingWriter) Write(m []byte) (int, error) {
    46  	rw.response = m
    47  	return len(m), nil
    48  }
    49  
    50  func (rw *recordingWriter) Close() error {
    51  	return rw.writer.Close()
    52  }
    53  
    54  func (rw *recordingWriter) TsigStatus() error {
    55  	return rw.writer.TsigStatus()
    56  }
    57  
    58  func (rw *recordingWriter) TsigTimersOnly(b bool) {
    59  	rw.writer.TsigTimersOnly(b)
    60  }
    61  
    62  func (rw *recordingWriter) Hijack() {
    63  	rw.writer.Hijack()
    64  }