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IDnsPostProcessor: added new interface for DNS apps usage.

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Shreyas Zare
2022-11-12 15:05:49 +05:30
parent 3e521a6dda
commit ffbc1bfd35
1 changed files with 41 additions and 0 deletions
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DnsServerCore.ApplicationCommon/IDnsPostProcessor.cs Normal file
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/*
Technitium DNS Server
Copyright (C) 2022 Shreyas Zare (shreyas@technitium.com)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System.Net;
using System.Threading.Tasks;
using TechnitiumLibrary.Net.Dns;
namespace DnsServerCore.ApplicationCommon
{
/// <summary>
/// Lets a DNS App process a response generated by the DNS server allowing it to make changes to the final response that will be sent to the client.
/// </summary>
public interface IDnsPostProcessor
{
/// <summary>
/// Allows a DNS App to process the response generated by the DNS server for a given request. This method is called by the DNS Server after a response is generated before being sent to the client. Response returned by this method will be the final response that gets sent to the client.
/// </summary>
/// <param name="request">The incoming DNS request received by the DNS server.</param>
/// <param name="remoteEP">The end point (IP address and port) of the client making the request.</param>
/// <param name="protocol">The protocol using which the request was received.</param>
/// <param name="response">The DNS response that was generated by the DNS server for the received DNS request.</param>
/// <returns>The final DNS response that the DNS server will send to the client.</returns>
Task<DnsDatagram> PostProcessAsync(DnsDatagram request, IPEndPoint remoteEP, DnsTransportProtocol protocol, DnsDatagram response);
}
}