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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.
*/
#include "dnsdist.hh"
#include "dnsdist-lua.hh"
#include "ednsoptions.hh"
#undef BADSIG // signal.h SIG_ERR
void setupLuaVars(LuaContext& luaCtx)
{
luaCtx.writeVariable("DNSAction", LuaAssociativeTable<int>{
{"Drop", (int)DNSAction::Action::Drop},
{"Nxdomain", (int)DNSAction::Action::Nxdomain},
{"Refused", (int)DNSAction::Action::Refused},
{"Spoof", (int)DNSAction::Action::Spoof},
{"SpoofPacket", (int)DNSAction::Action::SpoofPacket},
{"SpoofRaw", (int)DNSAction::Action::SpoofRaw},
{"Allow", (int)DNSAction::Action::Allow},
{"HeaderModify", (int)DNSAction::Action::HeaderModify},
{"Pool", (int)DNSAction::Action::Pool},
{"None",(int)DNSAction::Action::None},
{"NoOp",(int)DNSAction::Action::NoOp},
{"Delay", (int)DNSAction::Action::Delay},
{"Truncate", (int)DNSAction::Action::Truncate},
{"ServFail", (int)DNSAction::Action::ServFail},
{"NoRecurse", (int)DNSAction::Action::NoRecurse}
});
luaCtx.writeVariable("DNSResponseAction", LuaAssociativeTable<int>{
{"Allow", (int)DNSResponseAction::Action::Allow },
{"Delay", (int)DNSResponseAction::Action::Delay },
{"Drop", (int)DNSResponseAction::Action::Drop },
{"HeaderModify", (int)DNSResponseAction::Action::HeaderModify },
{"ServFail", (int)DNSResponseAction::Action::ServFail },
{"Truncate", (int)DNSResponseAction::Action::Truncate },
{"None", (int)DNSResponseAction::Action::None }
});
luaCtx.writeVariable("DNSClass", LuaAssociativeTable<int>{
{"IN", QClass::IN },
{"CHAOS", QClass::CHAOS },
{"NONE", QClass::NONE },
{"ANY", QClass::ANY }
});
luaCtx.writeVariable("DNSOpcode", LuaAssociativeTable<int>{
{"Query", Opcode::Query },
{"IQuery", Opcode::IQuery },
{"Status", Opcode::Status },
{"Notify", Opcode::Notify },
{"Update", Opcode::Update }
});
luaCtx.writeVariable("DNSSection", LuaAssociativeTable<int>{
{"Question", 0 },
{"Answer", 1 },
{"Authority", 2 },
{"Additional",3 }
});
luaCtx.writeVariable("EDNSOptionCode", LuaAssociativeTable<int>{
{"NSID", EDNSOptionCode::NSID },
{"DAU", EDNSOptionCode::DAU },
{"DHU", EDNSOptionCode::DHU },
{"N3U", EDNSOptionCode::N3U },
{"ECS", EDNSOptionCode::ECS },
{"EXPIRE", EDNSOptionCode::EXPIRE },
{"COOKIE", EDNSOptionCode::COOKIE },
{"TCPKEEPALIVE", EDNSOptionCode::TCPKEEPALIVE },
{"PADDING", EDNSOptionCode::PADDING },
{"CHAIN", EDNSOptionCode::CHAIN },
{"KEYTAG", EDNSOptionCode::KEYTAG }
});
luaCtx.writeVariable("DNSRCode", LuaAssociativeTable<int>{
{"NOERROR", RCode::NoError },
{"FORMERR", RCode::FormErr },
{"SERVFAIL", RCode::ServFail },
{"NXDOMAIN", RCode::NXDomain },
{"NOTIMP", RCode::NotImp },
{"REFUSED", RCode::Refused },
{"YXDOMAIN", RCode::YXDomain },
{"YXRRSET", RCode::YXRRSet },
{"NXRRSET", RCode::NXRRSet },
{"NOTAUTH", RCode::NotAuth },
{"NOTZONE", RCode::NotZone },
{"BADVERS", ERCode::BADVERS },
{"BADSIG", ERCode::BADSIG },
{"BADKEY", ERCode::BADKEY },
{"BADTIME", ERCode::BADTIME },
{"BADMODE", ERCode::BADMODE },
{"BADNAME", ERCode::BADNAME },
{"BADALG", ERCode::BADALG },
{"BADTRUNC", ERCode::BADTRUNC },
{"BADCOOKIE",ERCode::BADCOOKIE }
});
LuaAssociativeTable<int> dd;
for (const auto& n : QType::names) {
dd[n.first] = n.second;
}
luaCtx.writeVariable("DNSQType", dd);
#ifdef HAVE_DNSCRYPT
luaCtx.writeVariable("DNSCryptExchangeVersion", LuaAssociativeTable<int>{
{ "VERSION1", DNSCryptExchangeVersion::VERSION1 },
{ "VERSION2", DNSCryptExchangeVersion::VERSION2 },
});
#endif
}
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