9773443469

Committed 03 Jul 2024 07:11AM UTC coverage: 63.009% (-1.5%) from 64.521%

Build # 9773443469

Build Type

Pull #14327

github

Committed by

web-flow

Commit Message

Merge 0ace84568 into 1e12511dd

Pull Request Pull Request #14327: dnsdist: add support for a callback when a new tickets key is added

Run Details

12939 of 27302 branches covered (47.39%)

Branch coverage included in aggregate %.

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58.24

/pdns/lua-base4.cc

#include <cassert>
#include <fstream>
#include <unordered_set>
#include <unordered_map>
#include <typeinfo>
#include "logger.hh"
#include "logging.hh"
#include "iputils.hh"
#include "dnsname.hh"
#include "dnsparser.hh"
#include "dnspacket.hh"
#include "namespaces.hh"
#include "ednssubnet.hh"
#include "lua-base4.hh"
#include "ext/luawrapper/include/LuaContext.hpp"
#include "dns_random.hh"

BaseLua4::BaseLua4() = default;

void BaseLua4::loadFile(const std::string& fname)
{
  std::ifstream ifs(fname);
  if (!ifs) {
    auto ret = errno;
    auto msg = stringerror(ret);
    SLOG(g_log << Logger::Error << "Unable to read configuration file from '" << fname << "': " << msg << endl,
         g_slog->withName("lua")->error(Logr::Error, ret, "Unable to read configuration file", "file", Logging::Loggable(fname), "msg", Logging::Loggable(msg)));
    throw std::runtime_error(msg);
  }
  loadStream(ifs);
};

void BaseLua4::loadString(const std::string &script) {
  std::istringstream iss(script);
  loadStream(iss);
};

//  By default no features
void BaseLua4::getFeatures(Features &) { }

void BaseLua4::prepareContext() {
  d_lw = std::make_unique<LuaContext>();

  // lua features available
  Features features;
  getFeatures(features);
  d_lw->writeVariable("pdns_features", features);

  // dnsheader
  d_lw->registerFunction<int(dnsheader::*)()>("getID", [](dnsheader& dh) { return ntohs(dh.id); });
  d_lw->registerFunction<bool(dnsheader::*)()>("getCD", [](dnsheader& dh) { return dh.cd; });
  d_lw->registerFunction<bool(dnsheader::*)()>("getTC", [](dnsheader& dh) { return dh.tc; });
  d_lw->registerFunction<bool(dnsheader::*)()>("getRA", [](dnsheader& dh) { return dh.ra; });
  d_lw->registerFunction<bool(dnsheader::*)()>("getAD", [](dnsheader& dh) { return dh.ad; });
  d_lw->registerFunction<bool(dnsheader::*)()>("getAA", [](dnsheader& dh) { return dh.aa; });
  d_lw->registerFunction<bool(dnsheader::*)()>("getRD", [](dnsheader& dh) { return dh.rd; });
  d_lw->registerFunction<int(dnsheader::*)()>("getRCODE", [](dnsheader& dh) { return dh.rcode; });
  d_lw->registerFunction<int(dnsheader::*)()>("getOPCODE", [](dnsheader& dh) { return dh.opcode; });
  d_lw->registerFunction<int(dnsheader::*)()>("getQDCOUNT", [](dnsheader& dh) { return ntohs(dh.qdcount); });
  d_lw->registerFunction<int(dnsheader::*)()>("getANCOUNT", [](dnsheader& dh) { return ntohs(dh.ancount); });
  d_lw->registerFunction<int(dnsheader::*)()>("getNSCOUNT", [](dnsheader& dh) { return ntohs(dh.nscount); });
  d_lw->registerFunction<int(dnsheader::*)()>("getARCOUNT", [](dnsheader& dh) { return ntohs(dh.arcount); });

  // DNSName
  d_lw->writeFunction("newDN", [](const std::string& dom){ return DNSName(dom); });
  d_lw->registerFunction("__lt", &DNSName::operator<);
  d_lw->registerFunction("canonCompare", &DNSName::canonCompare);
  d_lw->registerFunction("makeRelative", &DNSName::makeRelative);
  d_lw->registerFunction("isPartOf", &DNSName::isPartOf);
  d_lw->registerFunction("getRawLabels", &DNSName::getRawLabels);
  d_lw->registerFunction<unsigned int(DNSName::*)()>("countLabels", [](const DNSName& name) { return name.countLabels(); });
  d_lw->registerFunction<size_t(DNSName::*)()>("wireLength", [](const DNSName& name) { return name.wirelength(); });
  d_lw->registerFunction<size_t(DNSName::*)()>("wirelength", [](const DNSName& name) { return name.wirelength(); });
  d_lw->registerFunction<bool(DNSName::*)(const std::string&)>("equal", [](const DNSName& lhs, const std::string& rhs) { return lhs==DNSName(rhs); });
  d_lw->registerEqFunction(&DNSName::operator==);
  d_lw->registerToStringFunction<string(DNSName::*)()>([](const DNSName&dn ) { return dn.toString(); });
  d_lw->registerFunction<string(DNSName::*)()>("toString", [](const DNSName&dn ) { return dn.toString(); });
  d_lw->registerFunction<string(DNSName::*)()>("toStringNoDot", [](const DNSName&dn ) { return dn.toStringNoDot(); });
  d_lw->registerFunction<bool(DNSName::*)()>("chopOff", [](DNSName&dn ) { return dn.chopOff(); });

  // DNSResourceRecord
  d_lw->writeFunction("newDRR", [](const DNSName& qname, const string& qtype, const unsigned int ttl, const string& content, boost::optional<int> domain_id, boost::optional<int> auth){
    auto drr = DNSResourceRecord();
    drr.qname = qname;
    drr.qtype = qtype;
    drr.ttl = ttl;
    drr.setContent(content);
    if (domain_id)
      drr.domain_id = *domain_id;
    if (auth)
      drr.auth = *auth;
     return drr;
  });
  d_lw->registerEqFunction(&DNSResourceRecord::operator==);
  d_lw->registerFunction("__lt", &DNSResourceRecord::operator<);
  d_lw->registerToStringFunction<string(DNSResourceRecord::*)()>([](const DNSResourceRecord& rec) { return rec.getZoneRepresentation(); });
  d_lw->registerFunction<string(DNSResourceRecord::*)()>("toString", [](const DNSResourceRecord& rec) { return rec.getZoneRepresentation();} );
  d_lw->registerFunction<DNSName(DNSResourceRecord::*)()>("qname", [](DNSResourceRecord& rec) { return rec.qname; });
  d_lw->registerFunction<DNSName(DNSResourceRecord::*)()>("wildcardName", [](DNSResourceRecord& rec) { return rec.wildcardname; });
  d_lw->registerFunction<string(DNSResourceRecord::*)()>("content", [](DNSResourceRecord& rec) { return rec.content; });
  d_lw->registerFunction<time_t(DNSResourceRecord::*)()>("lastModified", [](DNSResourceRecord& rec) { return rec.last_modified; });
  d_lw->registerFunction<uint32_t(DNSResourceRecord::*)()>("ttl", [](DNSResourceRecord& rec) { return rec.ttl; });
  d_lw->registerFunction<uint32_t(DNSResourceRecord::*)()>("signttl", [](DNSResourceRecord& rec) { return rec.signttl; });
  d_lw->registerFunction<int(DNSResourceRecord::*)()>("domainId", [](DNSResourceRecord& rec) { return rec.domain_id; });
  d_lw->registerFunction<uint16_t(DNSResourceRecord::*)()>("qtype", [](DNSResourceRecord& rec) { return rec.qtype.getCode(); });
  d_lw->registerFunction<uint16_t(DNSResourceRecord::*)()>("qclass", [](DNSResourceRecord& rec) { return rec.qclass; });
  d_lw->registerFunction<uint8_t(DNSResourceRecord::*)()>("scopeMask", [](DNSResourceRecord& rec) { return rec.scopeMask; });
  d_lw->registerFunction<bool(DNSResourceRecord::*)()>("auth", [](DNSResourceRecord& rec) { return rec.auth; });
  d_lw->registerFunction<bool(DNSResourceRecord::*)()>("disabled", [](DNSResourceRecord& rec) { return rec.disabled; });

  // ComboAddress
  d_lw->registerFunction<bool(ComboAddress::*)()>("isIPv4", [](const ComboAddress& ca) { return ca.sin4.sin_family == AF_INET; });
  d_lw->registerFunction<bool(ComboAddress::*)()>("isIPv6", [](const ComboAddress& ca) { return ca.sin4.sin_family == AF_INET6; });
  d_lw->registerFunction<uint16_t(ComboAddress::*)()>("getPort", [](const ComboAddress& ca) { return ntohs(ca.sin4.sin_port); } );
  d_lw->registerFunction<bool(ComboAddress::*)()>("isMappedIPv4", [](const ComboAddress& ca) { return ca.isMappedIPv4(); });
  d_lw->registerFunction<ComboAddress(ComboAddress::*)()>("mapToIPv4", [](const ComboAddress& ca) { return ca.mapToIPv4(); });
  d_lw->registerFunction<void(ComboAddress::*)(unsigned int)>("truncate", [](ComboAddress& ca, unsigned int bits) { ca.truncate(bits); });
  d_lw->registerFunction<string(ComboAddress::*)()>("toString", [](const ComboAddress& ca) { return ca.toString(); });
  d_lw->registerToStringFunction<string(ComboAddress::*)()>([](const ComboAddress& ca) { return ca.toString(); });
  d_lw->registerFunction<string(ComboAddress::*)()>("toStringWithPort", [](const ComboAddress& ca) { return ca.toStringWithPort(); });
  d_lw->registerFunction<string(ComboAddress::*)()>("getRaw", [](const ComboAddress& ca) {
      if(ca.sin4.sin_family == AF_INET) {
        auto t=ca.sin4.sin_addr.s_addr; return string((const char*)&t, 4);
      }
      else
        return string((const char*)&ca.sin6.sin6_addr.s6_addr, 16);
    } );

  d_lw->writeFunction("newCA", [](const std::string& a) { return ComboAddress(a); });
  d_lw->writeFunction("newCAFromRaw", [](const std::string& raw, boost::optional<uint16_t> port) {
                                        if (raw.size() == 4) {
                                          struct sockaddr_in sin4;
                                          memset(&sin4, 0, sizeof(sin4));
                                          sin4.sin_family = AF_INET;
                                          memcpy(&sin4.sin_addr.s_addr, raw.c_str(), raw.size());
                                          if (port) {
                                            sin4.sin_port = htons(*port);
                                          }
                                          return ComboAddress(&sin4);
                                        }
                                        else if (raw.size() == 16) {
                                          struct sockaddr_in6 sin6;
                                          memset(&sin6, 0, sizeof(sin6));
                                          sin6.sin6_family = AF_INET6;
                                          memcpy(&sin6.sin6_addr.s6_addr, raw.c_str(), raw.size());
                                          if (port) {
                                            sin6.sin6_port = htons(*port);
                                          }
                                          return ComboAddress(&sin6);
                                        }
                                        return ComboAddress();
                                      });
  typedef std::unordered_set<ComboAddress,ComboAddress::addressOnlyHash,ComboAddress::addressOnlyEqual> cas_t;
  d_lw->registerFunction<bool(ComboAddress::*)(const ComboAddress&)>("equal", [](const ComboAddress& lhs, const ComboAddress& rhs) { return ComboAddress::addressOnlyEqual()(lhs, rhs); });

  // cas_t
  d_lw->writeFunction("newCAS", []{ return cas_t(); });
  d_lw->registerFunction<void(cas_t::*)(boost::variant<string,ComboAddress, vector<pair<unsigned int,string> > >)>("add",
    [](cas_t& cas, const boost::variant<string,ComboAddress,vector<pair<unsigned int,string> > >& in)
    {
      try {
      if(auto s = boost::get<string>(&in)) {
        cas.insert(ComboAddress(*s));
      }
      else if(auto v = boost::get<vector<pair<unsigned int, string> > >(&in)) {
        for(const auto& str : *v)
          cas.insert(ComboAddress(str.second));
      }
      else
        cas.insert(boost::get<ComboAddress>(in));
      }
      catch(std::exception& e) {
        SLOG(g_log <<Logger::Error<<e.what()<<endl,
             g_slog->withName("lua")->error(Logr::Error, e.what(), "Exception in newCAS", "exception", Logging::Loggable("std::exception")));
      }
    });
  d_lw->registerFunction<bool(cas_t::*)(const ComboAddress&)>("check",[](const cas_t& cas, const ComboAddress&ca) { return cas.count(ca)>0; });

  // QType
  d_lw->writeFunction("newQType", [](const string& s) { QType q; q = s; return q; });
  d_lw->registerFunction("getCode", &QType::getCode);
  d_lw->registerFunction("getName", &QType::toString);
  d_lw->registerEqFunction<bool(QType::*)(const QType&)>([](const QType& a, const QType& b){ return a == b;}); // operator overloading confuses LuaContext
  d_lw->registerToStringFunction(&QType::toString);

  // Netmask
  d_lw->writeFunction("newNetmask", [](const string& s) { return Netmask(s); });
  d_lw->registerFunction<ComboAddress(Netmask::*)()>("getNetwork", [](const Netmask& nm) { return nm.getNetwork(); } ); // const reference makes this necessary
  d_lw->registerFunction<ComboAddress(Netmask::*)()>("getMaskedNetwork", [](const Netmask& nm) { return nm.getMaskedNetwork(); } );
  d_lw->registerFunction("isIpv4", &Netmask::isIPv4);
  d_lw->registerFunction("isIPv4", &Netmask::isIPv4);
  d_lw->registerFunction("isIpv6", &Netmask::isIPv6);
  d_lw->registerFunction("isIPv6", &Netmask::isIPv6);
  d_lw->registerFunction("getBits", &Netmask::getBits);
  d_lw->registerFunction("toString", &Netmask::toString);
  d_lw->registerFunction("empty", &Netmask::empty);
  d_lw->registerFunction("match", (bool (Netmask::*)(const string&) const)&Netmask::match);
  d_lw->registerEqFunction(&Netmask::operator==);
  d_lw->registerToStringFunction(&Netmask::toString);

  // NetmaskGroup
  d_lw->writeFunction("newNMG", [](boost::optional<vector<pair<unsigned int, std::string>>> masks) {
    auto nmg = NetmaskGroup();

    if (masks) {
      for(const auto& mask: *masks) {
        nmg.addMask(mask.second);
      }
    }

    return nmg;
  });
  // d_lw->writeFunction("newNMG", []() { return NetmaskGroup(); });
  d_lw->registerFunction<void(NetmaskGroup::*)(const std::string&mask)>("addMask", [](NetmaskGroup&nmg, const std::string& mask) { nmg.addMask(mask); });
  d_lw->registerFunction<void(NetmaskGroup::*)(const vector<pair<unsigned int, std::string>>&)>("addMasks", [](NetmaskGroup&nmg, const vector<pair<unsigned int, std::string>>& masks) { for(const auto& mask: masks) { nmg.addMask(mask.second); } });
  d_lw->registerFunction("match", (bool (NetmaskGroup::*)(const ComboAddress&) const)&NetmaskGroup::match);

  // DNSRecord
  d_lw->writeFunction("newDR", [](const DNSName& name, const std::string& type, unsigned int ttl, const std::string& content, int place) { QType qtype; qtype = type; auto dr = DNSRecord(); dr.d_name = name; dr.d_type = qtype.getCode(); dr.d_ttl = ttl; dr.setContent(shared_ptr<DNSRecordContent>(DNSRecordContent::make(dr.d_type, QClass::IN, content))); dr.d_place = static_cast<DNSResourceRecord::Place>(place); return dr; });
  d_lw->registerMember("name", &DNSRecord::d_name);
  d_lw->registerMember("type", &DNSRecord::d_type);
  d_lw->registerMember("ttl", &DNSRecord::d_ttl);
  d_lw->registerMember("place", &DNSRecord::d_place);
  d_lw->registerFunction<string(DNSRecord::*)()>("getContent", [](const DNSRecord& dr) { return dr.getContent()->getZoneRepresentation(); });
  d_lw->registerFunction<boost::optional<ComboAddress>(DNSRecord::*)()>("getCA", [](const DNSRecord& dr) {
      boost::optional<ComboAddress> ret;

      if(auto arec = getRR<ARecordContent>(dr))
        ret=arec->getCA(53);
      else if(auto aaaarec = getRR<AAAARecordContent>(dr))
        ret=aaaarec->getCA(53);
      return ret;
    });
  d_lw->registerFunction<void (DNSRecord::*)(const std::string&)>("changeContent", [](DNSRecord& dr, const std::string& newContent) { dr.setContent(shared_ptr<DNSRecordContent>(DNSRecordContent::make(dr.d_type, 1, newContent))); });

  // pdnsload
  d_lw->writeFunction("pdnslog", [](const std::string& msg, boost::optional<int> loglevel) {
    SLOG(g_log << (Logger::Urgency)loglevel.get_value_or(Logger::Warning) << msg<<endl,
         g_slog->withName("lua")->info(static_cast<Logr::Priority>(loglevel.get_value_or(Logr::Warning)), msg));
  });
  d_lw->writeFunction("pdnsrandom", [](boost::optional<uint32_t> maximum) {
    return maximum ? dns_random(*maximum) : dns_random_uint32();
  });

  // certain constants

  vector<pair<string, int> > rcodes = {{"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  },
                                       {"DROP",    -2               }}; // To give backport-incompatibility warning
  for(const auto& rcode : rcodes)
    d_pd.push_back({rcode.first, rcode.second});

  d_pd.push_back({"place", in_t{
    {"QUESTION", 0},
    {"ANSWER", 1},
    {"AUTHORITY", 2},
    {"ADDITIONAL", 3}
  }});

  d_pd.push_back({"loglevels", in_t{
        {"Alert", LOG_ALERT},
        {"Critical", LOG_CRIT},
        {"Debug", LOG_DEBUG},
        {"Emergency", LOG_EMERG},
        {"Info", LOG_INFO},
        {"Notice", LOG_NOTICE},
        {"Warning", LOG_WARNING},
        {"Error", LOG_ERR}
          }});

  for(const auto& n : QType::names)
    d_pd.push_back({n.first, n.second});

  d_lw->registerMember("tv_sec", &timeval::tv_sec);
  d_lw->registerMember("tv_usec", &timeval::tv_usec);

  postPrepareContext();

  // so we can let postprepare do changes to this
  d_lw->writeVariable("pdns", d_pd);
}

void BaseLua4::loadStream(std::istream &is) {
  d_lw->executeCode(is);

  postLoad();
}

BaseLua4::~BaseLua4() = default;

1	#include <cassert>
2	#include <fstream>
3	#include <unordered_set>
4	#include <unordered_map>
5	#include <typeinfo>
6	#include "logger.hh"
7	#include "logging.hh"
8	#include "iputils.hh"
9	#include "dnsname.hh"
10	#include "dnsparser.hh"
11	#include "dnspacket.hh"
12	#include "namespaces.hh"
13	#include "ednssubnet.hh"
14	#include "lua-base4.hh"
15	#include "ext/luawrapper/include/LuaContext.hpp"
16	#include "dns_random.hh"
17
18	BaseLua4::BaseLua4() = default;	347✔
19
20	void BaseLua4::loadFile(const std::string& fname)
21	{	344✔
22	std::ifstream ifs(fname);	344✔
23	if (!ifs) {	344!
24	auto ret = errno;	×
25	auto msg = stringerror(ret);	×
26	SLOG(g_log << Logger::Error << "Unable to read configuration file from '" << fname << "': " << msg << endl,	×
27	g_slog->withName("lua")->error(Logr::Error, ret, "Unable to read configuration file", "file", Logging::Loggable(fname), "msg", Logging::Loggable(msg)));	×
28	throw std::runtime_error(msg);	×
29	}	×
30	loadStream(ifs);	344✔
31	};	344✔
32
33	void BaseLua4::loadString(const std::string &script) {	2✔
34	std::istringstream iss(script);	2✔
35	loadStream(iss);	2✔
36	};	2✔
37
38	// By default no features
39	void BaseLua4::getFeatures(Features &) { }	368✔
40
41	void BaseLua4::prepareContext() {	368✔
42	d_lw = std::make_unique<LuaContext>();	368✔
43
44	// lua features available
45	Features features;	368✔
46	getFeatures(features);	368✔
47	d_lw->writeVariable("pdns_features", features);	368✔
48
49	// dnsheader
50	d_lw->registerFunction<int(dnsheader::*)()>("getID", [](dnsheader& dh) { return ntohs(dh.id); });	368✔
51	d_lw->registerFunction<bool(dnsheader::*)()>("getCD", [](dnsheader& dh) { return dh.cd; });	368✔
52	d_lw->registerFunction<bool(dnsheader::*)()>("getTC", [](dnsheader& dh) { return dh.tc; });	368✔
53	d_lw->registerFunction<bool(dnsheader::*)()>("getRA", [](dnsheader& dh) { return dh.ra; });	368✔
54	d_lw->registerFunction<bool(dnsheader::*)()>("getAD", [](dnsheader& dh) { return dh.ad; });	368✔
55	d_lw->registerFunction<bool(dnsheader::*)()>("getAA", [](dnsheader& dh) { return dh.aa; });	368✔
56	d_lw->registerFunction<bool(dnsheader::*)()>("getRD", [](dnsheader& dh) { return dh.rd; });	368✔
57	d_lw->registerFunction<int(dnsheader::*)()>("getRCODE", [](dnsheader& dh) { return dh.rcode; });	368✔
58	d_lw->registerFunction<int(dnsheader::*)()>("getOPCODE", [](dnsheader& dh) { return dh.opcode; });	368✔
59	d_lw->registerFunction<int(dnsheader::*)()>("getQDCOUNT", [](dnsheader& dh) { return ntohs(dh.qdcount); });	368✔
60	d_lw->registerFunction<int(dnsheader::*)()>("getANCOUNT", [](dnsheader& dh) { return ntohs(dh.ancount); });	368✔
61	d_lw->registerFunction<int(dnsheader::*)()>("getNSCOUNT", [](dnsheader& dh) { return ntohs(dh.nscount); });	368✔
62	d_lw->registerFunction<int(dnsheader::*)()>("getARCOUNT", [](dnsheader& dh) { return ntohs(dh.arcount); });	368✔
63
64	// DNSName
65	d_lw->writeFunction("newDN", [](const std::string& dom){ return DNSName(dom); });	68,695✔
66	d_lw->registerFunction("__lt", &DNSName::operator<);	368✔
67	d_lw->registerFunction("canonCompare", &DNSName::canonCompare);	368✔
68	d_lw->registerFunction("makeRelative", &DNSName::makeRelative);	368✔
69	d_lw->registerFunction("isPartOf", &DNSName::isPartOf);	368✔
70	d_lw->registerFunction("getRawLabels", &DNSName::getRawLabels);	368✔
71	d_lw->registerFunction<unsigned int(DNSName::*)()>("countLabels", [](const DNSName& name) { return name.countLabels(); });	368✔
72	d_lw->registerFunction<size_t(DNSName::*)()>("wireLength", [](const DNSName& name) { return name.wirelength(); });	368✔
73	d_lw->registerFunction<size_t(DNSName::*)()>("wirelength", [](const DNSName& name) { return name.wirelength(); });	368✔
74	d_lw->registerFunction<bool(DNSName::*)(const std::string&)>("equal", [](const DNSName& lhs, const std::string& rhs) { return lhs==DNSName(rhs); });	368✔
75	d_lw->registerEqFunction(&DNSName::operator==);	368✔
76	d_lw->registerToStringFunction<string(DNSName::*)()>([](const DNSName&dn ) { return dn.toString(); });	368✔
77	d_lw->registerFunction<string(DNSName::*)()>("toString", [](const DNSName&dn ) { return dn.toString(); });	368✔
78	d_lw->registerFunction<string(DNSName::*)()>("toStringNoDot", [](const DNSName&dn ) { return dn.toStringNoDot(); });	368✔
79	d_lw->registerFunction<bool(DNSName::*)()>("chopOff", [](DNSName&dn ) { return dn.chopOff(); });	368✔
80
81	// DNSResourceRecord
82	d_lw->writeFunction("newDRR", [](const DNSName& qname, const string& qtype, const unsigned int ttl, const string& content, boost::optional<int> domain_id, boost::optional<int> auth){	368✔
83	auto drr = DNSResourceRecord();	×
84	drr.qname = qname;	×
85	drr.qtype = qtype;	×
86	drr.ttl = ttl;	×
87	drr.setContent(content);	×
88	if (domain_id)	×
89	drr.domain_id = *domain_id;	×
90	if (auth)	×
91	drr.auth = *auth;	×
92	return drr;	×
93	});	×
94	d_lw->registerEqFunction(&DNSResourceRecord::operator==);	368✔
95	d_lw->registerFunction("__lt", &DNSResourceRecord::operator<);	368✔
96	d_lw->registerToStringFunction<string(DNSResourceRecord::*)()>([](const DNSResourceRecord& rec) { return rec.getZoneRepresentation(); });	368✔
97	d_lw->registerFunction<string(DNSResourceRecord::*)()>("toString", [](const DNSResourceRecord& rec) { return rec.getZoneRepresentation();} );	368✔
98	d_lw->registerFunction<DNSName(DNSResourceRecord::*)()>("qname", [](DNSResourceRecord& rec) { return rec.qname; });	368✔
99	d_lw->registerFunction<DNSName(DNSResourceRecord::*)()>("wildcardName", [](DNSResourceRecord& rec) { return rec.wildcardname; });	368✔
100	d_lw->registerFunction<string(DNSResourceRecord::*)()>("content", [](DNSResourceRecord& rec) { return rec.content; });	368✔
101	d_lw->registerFunction<time_t(DNSResourceRecord::*)()>("lastModified", [](DNSResourceRecord& rec) { return rec.last_modified; });	368✔
102	d_lw->registerFunction<uint32_t(DNSResourceRecord::*)()>("ttl", [](DNSResourceRecord& rec) { return rec.ttl; });	368✔
103	d_lw->registerFunction<uint32_t(DNSResourceRecord::*)()>("signttl", [](DNSResourceRecord& rec) { return rec.signttl; });	368✔
104	d_lw->registerFunction<int(DNSResourceRecord::*)()>("domainId", [](DNSResourceRecord& rec) { return rec.domain_id; });	368✔
105	d_lw->registerFunction<uint16_t(DNSResourceRecord::*)()>("qtype", [](DNSResourceRecord& rec) { return rec.qtype.getCode(); });	368✔
106	d_lw->registerFunction<uint16_t(DNSResourceRecord::*)()>("qclass", [](DNSResourceRecord& rec) { return rec.qclass; });	368✔
107	d_lw->registerFunction<uint8_t(DNSResourceRecord::*)()>("scopeMask", [](DNSResourceRecord& rec) { return rec.scopeMask; });	368✔
108	d_lw->registerFunction<bool(DNSResourceRecord::*)()>("auth", [](DNSResourceRecord& rec) { return rec.auth; });	368✔
109	d_lw->registerFunction<bool(DNSResourceRecord::*)()>("disabled", [](DNSResourceRecord& rec) { return rec.disabled; });	368✔
110
111	// ComboAddress
112	d_lw->registerFunction<bool(ComboAddress::*)()>("isIPv4", [](const ComboAddress& ca) { return ca.sin4.sin_family == AF_INET; });	368✔
113	d_lw->registerFunction<bool(ComboAddress::*)()>("isIPv6", [](const ComboAddress& ca) { return ca.sin4.sin_family == AF_INET6; });	368✔
114	d_lw->registerFunction<uint16_t(ComboAddress::*)()>("getPort", [](const ComboAddress& ca) { return ntohs(ca.sin4.sin_port); } );	368✔
115	d_lw->registerFunction<bool(ComboAddress::*)()>("isMappedIPv4", [](const ComboAddress& ca) { return ca.isMappedIPv4(); });	368✔
116	d_lw->registerFunction<ComboAddress(ComboAddress::*)()>("mapToIPv4", [](const ComboAddress& ca) { return ca.mapToIPv4(); });	368✔
117	d_lw->registerFunction<void(ComboAddress::*)(unsigned int)>("truncate", [](ComboAddress& ca, unsigned int bits) { ca.truncate(bits); });	368✔
118	d_lw->registerFunction<string(ComboAddress::*)()>("toString", [](const ComboAddress& ca) { return ca.toString(); });	368✔
119	d_lw->registerToStringFunction<string(ComboAddress::*)()>([](const ComboAddress& ca) { return ca.toString(); });	68,440✔
120	d_lw->registerFunction<string(ComboAddress::*)()>("toStringWithPort", [](const ComboAddress& ca) { return ca.toStringWithPort(); });	368✔
121	d_lw->registerFunction<string(ComboAddress::*)()>("getRaw", [](const ComboAddress& ca) {	368✔
122	if(ca.sin4.sin_family == AF_INET) {	×
123	auto t=ca.sin4.sin_addr.s_addr; return string((const char*)&t, 4);	×
124	}	×
125	else	×
126	return string((const char*)&ca.sin6.sin6_addr.s6_addr, 16);	×
127	} );	×
128
129	d_lw->writeFunction("newCA", [](const std::string& a) { return ComboAddress(a); });	368✔
130	d_lw->writeFunction("newCAFromRaw", [](const std::string& raw, boost::optional<uint16_t> port) {	368✔
131	if (raw.size() == 4) {	×
132	struct sockaddr_in sin4;	×
133	memset(&sin4, 0, sizeof(sin4));	×
134	sin4.sin_family = AF_INET;	×
135	memcpy(&sin4.sin_addr.s_addr, raw.c_str(), raw.size());	×
136	if (port) {	×
137	sin4.sin_port = htons(*port);	×
138	}	×
139	return ComboAddress(&sin4);	×
140	}	×
141	else if (raw.size() == 16) {	×
142	struct sockaddr_in6 sin6;	×
143	memset(&sin6, 0, sizeof(sin6));	×
144	sin6.sin6_family = AF_INET6;	×
145	memcpy(&sin6.sin6_addr.s6_addr, raw.c_str(), raw.size());	×
146	if (port) {	×
147	sin6.sin6_port = htons(*port);	×
148	}	×
149	return ComboAddress(&sin6);	×
150	}	×
151	return ComboAddress();	×
152	});	×
153	typedef std::unordered_set<ComboAddress,ComboAddress::addressOnlyHash,ComboAddress::addressOnlyEqual> cas_t;	368✔
154	d_lw->registerFunction<bool(ComboAddress::*)(const ComboAddress&)>("equal", [](const ComboAddress& lhs, const ComboAddress& rhs) { return ComboAddress::addressOnlyEqual()(lhs, rhs); });	368✔
155
156	// cas_t
157	d_lw->writeFunction("newCAS", []{ return cas_t(); });	368✔
158	d_lw->registerFunction<void(cas_t::*)(boost::variant<string,ComboAddress, vector<pair<unsigned int,string> > >)>("add",	368✔
159	[](cas_t& cas, const boost::variant<string,ComboAddress,vector<pair<unsigned int,string> > >& in)	368✔
160	{	368✔
161	try {	×
162	if(auto s = boost::get<string>(&in)) {	×
163	cas.insert(ComboAddress(*s));	×
164	}	×
165	else if(auto v = boost::get<vector<pair<unsigned int, string> > >(&in)) {	×
166	for(const auto& str : *v)	×
167	cas.insert(ComboAddress(str.second));	×
168	}	×
169	else	×
170	cas.insert(boost::get<ComboAddress>(in));	×
171	}	×
172	catch(std::exception& e) {	×
173	SLOG(g_log <<Logger::Error<<e.what()<<endl,	×
174	g_slog->withName("lua")->error(Logr::Error, e.what(), "Exception in newCAS", "exception", Logging::Loggable("std::exception")));	×
175	}	×
176	});	×
177	d_lw->registerFunction<bool(cas_t::*)(const ComboAddress&)>("check",[](const cas_t& cas, const ComboAddress&ca) { return cas.count(ca)>0; });	368✔
178
179	// QType
180	d_lw->writeFunction("newQType", [](const string& s) { QType q; q = s; return q; });	414✔
181	d_lw->registerFunction("getCode", &QType::getCode);	368✔
182	d_lw->registerFunction("getName", &QType::toString);	368✔
183	d_lw->registerEqFunction<bool(QType::*)(const QType&)>([](const QType& a, const QType& b){ return a == b;}); // operator overloading confuses LuaContext	368✔
184	d_lw->registerToStringFunction(&QType::toString);	368✔
185
186	// Netmask
187	d_lw->writeFunction("newNetmask", [](const string& s) { return Netmask(s); });	368✔
188	d_lw->registerFunction<ComboAddress(Netmask::*)()>("getNetwork", [](const Netmask& nm) { return nm.getNetwork(); } ); // const reference makes this necessary	368✔
189	d_lw->registerFunction<ComboAddress(Netmask::*)()>("getMaskedNetwork", [](const Netmask& nm) { return nm.getMaskedNetwork(); } );	368✔
190	d_lw->registerFunction("isIpv4", &Netmask::isIPv4);	368✔
191	d_lw->registerFunction("isIPv4", &Netmask::isIPv4);	368✔
192	d_lw->registerFunction("isIpv6", &Netmask::isIPv6);	368✔
193	d_lw->registerFunction("isIPv6", &Netmask::isIPv6);	368✔
194	d_lw->registerFunction("getBits", &Netmask::getBits);	368✔
195	d_lw->registerFunction("toString", &Netmask::toString);	368✔
196	d_lw->registerFunction("empty", &Netmask::empty);	368✔
197	d_lw->registerFunction("match", (bool (Netmask::*)(const string&) const)&Netmask::match);	368✔
198	d_lw->registerEqFunction(&Netmask::operator==);	368✔
199	d_lw->registerToStringFunction(&Netmask::toString);	368✔
200
201	// NetmaskGroup
202	d_lw->writeFunction("newNMG", [](boost::optional<vector<pair<unsigned int, std::string>>> masks) {	368✔
203	auto nmg = NetmaskGroup();	×
204
205	if (masks) {	×
206	for(const auto& mask: *masks) {	×
207	nmg.addMask(mask.second);	×
208	}	×
209	}	×
210
211	return nmg;	×
212	});	×
213	// d_lw->writeFunction("newNMG", []() { return NetmaskGroup(); });
214	d_lw->registerFunction<void(NetmaskGroup::*)(const std::string&mask)>("addMask", [](NetmaskGroup&nmg, const std::string& mask) { nmg.addMask(mask); });	368✔
215	d_lw->registerFunction<void(NetmaskGroup::*)(const vector<pair<unsigned int, std::string>>&)>("addMasks", [](NetmaskGroup&nmg, const vector<pair<unsigned int, std::string>>& masks) { for(const auto& mask: masks) { nmg.addMask(mask.second); } });	368!
216	d_lw->registerFunction("match", (bool (NetmaskGroup::*)(const ComboAddress&) const)&NetmaskGroup::match);	368✔
217
218	// DNSRecord
219	d_lw->writeFunction("newDR", [](const DNSName& name, const std::string& type, unsigned int ttl, const std::string& content, int place) { QType qtype; qtype = type; auto dr = DNSRecord(); dr.d_name = name; dr.d_type = qtype.getCode(); dr.d_ttl = ttl; dr.setContent(shared_ptr<DNSRecordContent>(DNSRecordContent::make(dr.d_type, QClass::IN, content))); dr.d_place = static_cast<DNSResourceRecord::Place>(place); return dr; });	368✔
220	d_lw->registerMember("name", &DNSRecord::d_name);	368✔
221	d_lw->registerMember("type", &DNSRecord::d_type);	368✔
222	d_lw->registerMember("ttl", &DNSRecord::d_ttl);	368✔
223	d_lw->registerMember("place", &DNSRecord::d_place);	368✔
224	d_lw->registerFunction<string(DNSRecord::*)()>("getContent", [](const DNSRecord& dr) { return dr.getContent()->getZoneRepresentation(); });	368✔
225	d_lw->registerFunction<boost::optional<ComboAddress>(DNSRecord::*)()>("getCA", [](const DNSRecord& dr) {	368✔
226	boost::optional<ComboAddress> ret;	×
227
228	if(auto arec = getRR<ARecordContent>(dr))	×
229	ret=arec->getCA(53);	×
230	else if(auto aaaarec = getRR<AAAARecordContent>(dr))	×
231	ret=aaaarec->getCA(53);	×
232	return ret;	×
233	});	×
234	d_lw->registerFunction<void (DNSRecord::*)(const std::string&)>("changeContent", [](DNSRecord& dr, const std::string& newContent) { dr.setContent(shared_ptr<DNSRecordContent>(DNSRecordContent::make(dr.d_type, 1, newContent))); });	368✔
235
236	// pdnsload
237	d_lw->writeFunction("pdnslog", [](const std::string& msg, boost::optional<int> loglevel) {	368✔
238	SLOG(g_log << (Logger::Urgency)loglevel.get_value_or(Logger::Warning) << msg<<endl,	×
239	g_slog->withName("lua")->info(static_cast<Logr::Priority>(loglevel.get_value_or(Logr::Warning)), msg));	×
240	});	×
241	d_lw->writeFunction("pdnsrandom", [](boost::optional<uint32_t> maximum) {	368✔
242	return maximum ? dns_random(*maximum) : dns_random_uint32();	×
243	});	×
244
245	// certain constants
246
247	vector<pair<string, int> > rcodes = {{"NOERROR", RCode::NoError },	368✔
248	{"FORMERR", RCode::FormErr },	368✔
249	{"SERVFAIL", RCode::ServFail },	368✔
250	{"NXDOMAIN", RCode::NXDomain },	368✔
251	{"NOTIMP", RCode::NotImp },	368✔
252	{"REFUSED", RCode::Refused },	368✔
253	{"YXDOMAIN", RCode::YXDomain },	368✔
254	{"YXRRSET", RCode::YXRRSet },	368✔
255	{"NXRRSET", RCode::NXRRSet },	368✔
256	{"NOTAUTH", RCode::NotAuth },	368✔
257	{"NOTZONE", RCode::NotZone },	368✔
258	{"DROP", -2 }}; // To give backport-incompatibility warning	368✔
259	for(const auto& rcode : rcodes)	368✔
260	d_pd.push_back({rcode.first, rcode.second});	4,416✔
261
262	d_pd.push_back({"place", in_t{	368✔
263	{"QUESTION", 0},	368✔
264	{"ANSWER", 1},	368✔
265	{"AUTHORITY", 2},	368✔
266	{"ADDITIONAL", 3}	368✔
267	}});	368✔
268
269	d_pd.push_back({"loglevels", in_t{	368✔
270	{"Alert", LOG_ALERT},	368✔
271	{"Critical", LOG_CRIT},	368✔
272	{"Debug", LOG_DEBUG},	368✔
273	{"Emergency", LOG_EMERG},	368✔
274	{"Info", LOG_INFO},	368✔
275	{"Notice", LOG_NOTICE},	368✔
276	{"Warning", LOG_WARNING},	368✔
277	{"Error", LOG_ERR}	368✔
278	}});	368✔
279
280	for(const auto& n : QType::names)	368✔
281	d_pd.push_back({n.first, n.second});	23,919✔
282
283	d_lw->registerMember("tv_sec", &timeval::tv_sec);	368✔
284	d_lw->registerMember("tv_usec", &timeval::tv_usec);	368✔
285
286	postPrepareContext();	368✔
287
288	// so we can let postprepare do changes to this
289	d_lw->writeVariable("pdns", d_pd);	368✔
290	}	368✔
291
292	void BaseLua4::loadStream(std::istream &is) {	347✔
293	d_lw->executeCode(is);	347✔
294
295	postLoad();	347✔
296	}	347✔
297
298	BaseLua4::~BaseLua4() = default;	19✔

PowerDNS / pdns / 9773443469

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