pdns/protobuf.hh

   1 /*
   2  * This file is part of PowerDNS or dnsdist.
   3  * Copyright -- PowerDNS.COM B.V. and its contributors
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * In addition, for the avoidance of any doubt, permission is granted to
  10  * link this program with OpenSSL and to (re)distribute the binaries
  11  * produced as the result of such linking.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22 #pragma once
  23
  24 #include <cstddef>
  25 #include <string>
  26
  27 #include "config.h"
  28
  29 #include "dnsname.hh"
  30 #include "iputils.hh"
  31
  32 #ifdef HAVE_PROTOBUF
  33 #include <boost/uuid/uuid.hpp>
  34 #include "dnsmessage.pb.h"
  35 #endif /* HAVE_PROTOBUF */
  36
  37 class DNSProtoBufMessage
  38 {
  39 public:
  40   enum DNSProtoBufMessageType {
  41     Query,
  42     Response,
  43     OutgoingQuery,
  44     IncomingResponse
  45   };
  46
  47   DNSProtoBufMessage()
  48   {
  49   }
  50
  51   DNSProtoBufMessage(DNSProtoBufMessage::DNSProtoBufMessageType type);
  52
  53   ~DNSProtoBufMessage()
  54   {
  55   }
  56
  57   void setType(DNSProtoBufMessage::DNSProtoBufMessageType type);
  58   void setQuestion(const DNSName& qname, uint16_t qtype, uint16_t qclass);
  59   void setEDNSSubnet(const Netmask& subnet, uint8_t mask=128);
  60   void setBytes(size_t bytes);
  61   void setTime(time_t sec, uint32_t usec);
  62   void setQueryTime(time_t sec, uint32_t usec);
  63   void setResponseCode(uint8_t rcode);
  64   void addRRsFromPacket(const char* packet, const size_t len, bool includeCNAME=false);
  65   void serialize(std::string& data) const;
  66   void setRequestor(const std::string& requestor);
  67   void setRequestor(const ComboAddress& requestor);
  68   void setResponder(const std::string& responder);
  69   void setResponder(const ComboAddress& responder);
  70   void setRequestorId(const std::string& requestorId);
  71   void setDeviceId(const std::string& deviceId);
  72   void setServerIdentity(const std::string& serverId);
  73   std::string toDebugString() const;
  74   void addTag(const std::string& strValue);
  75   void addRR(const DNSName& qame, uint16_t utype, uint16_t uClass, uint32_t uTTl, const std::string& strBlob);
  76
  77 #ifdef HAVE_PROTOBUF
  78   DNSProtoBufMessage(DNSProtoBufMessage::DNSProtoBufMessageType type, const boost::uuids::uuid& uuid, const ComboAddress* requestor, const ComboAddress* responder, const DNSName& domain, int qtype, uint16_t qclass, uint16_t qid, bool isTCP, size_t bytes);
  79   void update(const boost::uuids::uuid& uuid, const ComboAddress* requestor, const ComboAddress* responder, bool isTCP, uint16_t id);
  80   void setUUID(const boost::uuids::uuid& uuid);
  81   void setInitialRequestID(const boost::uuids::uuid& uuid);
  82   void copyFrom(const DNSProtoBufMessage& msg);
  83
  84 protected:
  85   PBDNSMessage d_message;
  86 #endif /* HAVE_PROTOBUF */
  87 };