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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.
*/
#pragma once
#include <set>
#include "sholder.hh"
#include "sortlist.hh"
#include "filterpo.hh"
#include "validate.hh"
#include "rec-zonetocache.hh"
#include "logging.hh"
#include "fstrm_logger.hh"
struct ProtobufExportConfig
{
std::set<uint16_t> exportTypes = {QType::A, QType::AAAA, QType::CNAME};
std::vector<ComboAddress> servers;
uint64_t maxQueuedEntries{100};
uint16_t timeout{2};
uint16_t reconnectWaitTime{1};
bool asyncConnect{false};
bool enabled{false};
bool logQueries{true};
bool logResponses{true};
bool taggedOnly{false};
bool logMappedFrom{false};
};
bool operator==(const ProtobufExportConfig& configA, const ProtobufExportConfig& configB);
bool operator!=(const ProtobufExportConfig& configA, const ProtobufExportConfig& configB);
struct FrameStreamExportConfig
{
std::vector<string> servers;
bool enabled{false};
bool logQueries{true};
bool logResponses{true};
bool logNODs{true};
bool logUDRs{false};
unsigned bufferHint{0};
unsigned flushTimeout{0};
unsigned inputQueueSize{0};
unsigned outputQueueSize{0};
unsigned queueNotifyThreshold{0};
unsigned reopenInterval{0};
};
bool operator==(const FrameStreamExportConfig& configA, const FrameStreamExportConfig& configB);
bool operator!=(const FrameStreamExportConfig& configA, const FrameStreamExportConfig& configB);
struct TrustAnchorFileInfo
{
uint32_t interval{24};
std::string fname;
};
enum class AdditionalMode : uint8_t
{
Ignore,
CacheOnly,
CacheOnlyRequireAuth,
ResolveImmediately,
ResolveDeferred
};
struct ProxyMappingCounts
{
uint64_t netmaskMatches{};
uint64_t suffixMatches{};
};
struct ProxyByTableValue
{
ComboAddress address;
boost::optional<SuffixMatchNode> suffixMatchNode;
mutable ProxyMappingCounts stats{};
};
using ProxyMapping = NetmaskTree<ProxyByTableValue, Netmask>;
class LuaConfigItems
{
public:
LuaConfigItems();
SortList sortlist;
DNSFilterEngine dfe;
TrustAnchorFileInfo trustAnchorFileInfo; // Used to update the Trust Anchors from file periodically
map<DNSName, dsmap_t> dsAnchors;
map<DNSName, std::string> negAnchors;
map<DNSName, RecZoneToCache::Config> ztcConfigs;
std::map<QType, std::pair<std::set<QType>, AdditionalMode>> allowAdditionalQTypes;
ProtobufExportConfig protobufExportConfig;
ProtobufExportConfig outgoingProtobufExportConfig;
FrameStreamExportConfig frameStreamExportConfig;
FrameStreamExportConfig nodFrameStreamExportConfig;
std::shared_ptr<Logr::Logger> d_slog;
/* we need to increment this every time the configuration
is reloaded, so we know if we need to reload the protobuf
remote loggers */
uint64_t generation{0};
uint8_t protobufMaskV4{32};
uint8_t protobufMaskV6{128};
};
extern GlobalStateHolder<LuaConfigItems> g_luaconfs;
struct luaConfigDelayedThreads
{
// Please make sure that the tuple below only contains value types since they are used as parameters in a thread ct
std::vector<std::tuple<std::vector<ComboAddress>, boost::optional<DNSFilterEngine::Policy>, bool, uint32_t, size_t, TSIGTriplet, size_t, ComboAddress, uint16_t, uint32_t, std::shared_ptr<SOARecordContent>, std::string>> rpzPrimaryThreads;
};
void loadRecursorLuaConfig(const std::string& fname, luaConfigDelayedThreads& delayedThreads, ProxyMapping&);
void startLuaConfigDelayedThreads(const luaConfigDelayedThreads& delayedThreads, uint64_t generation);
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