pdns/validate-recursor.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 #include "namespaces.hh"
  24 #include "validate.hh"
  25 #include "logger.hh"
  26
  27 /* Off: 3.x behaviour, we do no DNSSEC, no EDNS
  28    ProcessNoValidate: we gather DNSSEC records on all queries, but we will never validate
  29    Process: we gather DNSSEC records on all queries, if you do ad=1, we'll validate for you (unless you set cd=1)
  30    ValidateForLog: Process + validate all answers, but only log failures
  31    ValidateAll: DNSSEC issue -> servfail
  32 */
  33
  34 enum class DNSSECMode { Off, Process, ProcessNoValidate, ValidateForLog, ValidateAll };
  35 extern DNSSECMode g_dnssecmode;
  36 extern bool g_dnssecLogBogus;
  37
  38 bool checkDNSSECDisabled();
  39 bool warnIfDNSSECDisabled(const string& msg);
  40 vState increaseDNSSECStateCounter(const vState& state);
  41 bool updateTrustAnchorsFromFile(const std::string &fname, map<DNSName, dsmap_t> &dsAnchors);