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/*
* This file is part of PowerDNS or dnsdist.
* Copyright -- PowerDNS.COM B.V. and its contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* In addition, for the avoidance of any doubt, permission is granted to
* link this program with OpenSSL and to (re)distribute the binaries
* produced as the result of such linking.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
syntax = "proto2";
message PBDNSMessage {
enum Type {
DNSQueryType = 1;
DNSResponseType = 2;
}
enum SocketFamily {
INET = 1; // IPv4 (RFC 791)
INET6 = 2; // IPv6 (RFC 2460)
}
enum SocketProtocol {
UDP = 1; // User Datagram Protocol (RFC 768)
TCP = 2; // Transmission Control Protocol (RFC 793)
}
required Type type = 1;
optional bytes messageId = 2; // UUID, shared by the query and the response
optional bytes serverIdentity = 3; // UUID of the server emitting the protobuf message
optional SocketFamily socketFamily = 4;
optional SocketProtocol socketProtocol = 5;
optional bytes from = 6; // DNS requestor (client)
optional bytes to = 7; // DNS responder (server)
optional uint64 inBytes = 8; // Size of the query or response on the wire
optional uint32 timeSec = 9; // Time of message reception (seconds since epoch)
optional uint32 timeUsec = 10; // Time of message reception (additional micro-seconds)
optional uint32 id = 11; // ID of the query/response as found in the DNS header
message DNSQuestion {
optional string qName = 1;
optional uint32 qType = 2;
optional uint32 qClass = 3;
}
optional DNSQuestion question = 12;
message DNSResponse {
message DNSRR {
optional string name = 1;
optional uint32 type = 2;
optional uint32 class = 3;
optional uint32 ttl = 4;
optional bytes rdata = 5;
}
optional uint32 rcode = 1;
repeated DNSRR rrs = 2;
optional string appliedPolicy = 3; // Filtering policy (RPZ or Lua) applied
repeated string tags = 4; // Additional tags
optional uint32 queryTimeSec = 5; // Time of the corresponding query reception (seconds since epoch)
optional uint32 queryTimeUsec = 6; // Time of the corresponding query reception (additional micro-seconds)
}
optional DNSResponse response = 13;
optional bytes originalRequestorSubnet = 14; // EDNS Client Subnet value
optional string requestorId = 15; // Username of the requestor
}
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