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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;
DNSOutgoingQueryType = 3;
DNSIncomingResponseType = 4;
}
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)
}
enum PolicyType {
UNKNOWN = 1; // No policy applied, or unknown type
QNAME = 2; // Policy matched on the QName
CLIENTIP = 3; // Policy matched on the client IP
RESPONSEIP = 4; // Policy matched on one of the IPs contained in the answer
NSDNAME = 5; // Policy matched on the name of one nameserver involved
NSIP = 6; // Policy matched on the IP of one nameserver involved
}
required Type type = 1;
optional bytes messageId = 2; // UUID, shared by the query and the response
optional bytes serverIdentity = 3; // ID 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 bool udr = 6; // True if this is the first time this RR has been seen for this question
}
optional uint32 rcode = 1; // DNS Response code, or 65536 for a network error including a timeout
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 PolicyType appliedPolicyType = 7; // Type of the filtering policy (RPZ or Lua) applied
}
optional DNSResponse response = 13;
optional bytes originalRequestorSubnet = 14; // EDNS Client Subnet value
optional string requestorId = 15; // Username of the requestor
optional bytes initialRequestId = 16; // UUID of the incoming query that initiated this outgoing query or incoming response
optional bytes deviceId = 17; // Device ID of the requestor (could be mac address IP address or e.g. IMEI)
optional bool newlyObservedDomain = 18; // True if the domain has not been seen before
optional string deviceName = 19; // Device name of the requestor
optional uint32 fromPort = 20; // Source port of the DNS query (client)
optional uint32 toPort = 21; // Destination port of the DNS query (server)
}
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