hello-dns/tdns/contents.cc

#include "dns-storage.hh"
#include "record-types.hh"
#include "sclasses.hh"
using namespace std;

/*! 
   @file
   @brief Actual zone contents can be put / retrieved from this file
*/

//! Called by tdns.cc main() to load user content
void loadZones(DNSNode& zones)
{

  auto zone = zones.add({"tdns", "powerdns", "org"});
  auto newzone = std::make_unique<DNSNode>(); 
  
  newzone->addRRs(SOAGen::make({"ns1", "tdns", "powerdns", "org"}, {"admin", "powerdns", "org"}, 1),
                  NSGen::make({"ns1", "tdns", "powerdns", "org"}), 
                  MXGen::make(25, {"server1", "tdns", "powerdns", "org"})
                  );
  newzone->add({"server1"})->addRRs(AGen::make("213.244.168.210"), AAAAGen::make("::1"));
  
  newzone->addRRs(AGen::make("1.2.3.4"));
  newzone->addRRs(AAAAGen::make("::1"));
  newzone->rrsets[DNSType::AAAA].ttl= 900;

  newzone->addRRs(TXTGen::make({"Proudly served by tdns compiled on " __DATE__ " " __TIME__}),
                  TXTGen::make({"This is some more filler to make this packet exceed 512 bytes"}));
  
  newzone->add({"www"})->rrsets[DNSType::CNAME].add(CNAMEGen::make({"server1","tdns","powerdns","org"}));
  newzone->add({"www2"})->rrsets[DNSType::CNAME].add(CNAMEGen::make({"nosuchserver1","tdns","powerdns","org"}));


  newzone->add({"server2"})->addRRs(AGen::make("213.244.168.210"), AAAAGen::make("::1"));
  
  newzone->add({"*", "nl"})->rrsets[DNSType::A].add(AGen::make("5.6.7.8"));
  newzone->add({"*", "fr"})->rrsets[DNSType::CNAME].add(CNAMEGen::make({"server2", "tdns", "powerdns", "org"}));

  newzone->add({"fra"})->addRRs(NSGen::make({"ns1","fra","powerdns","org"}), NSGen::make({"ns1","fra","powerdns","org"}));
  newzone->add({"ns1"})->addRRs(AGen::make("52.56.155.186"));
  newzone->add({"ns1", "fra"})->addRRs(AGen::make("12.13.14.15"));
  newzone->add({"NS2", "fra"})->addRRs(AGen::make("12.13.14.16"));
  newzone->add({"ns2", "fra"})->addRRs(AAAAGen::make("::1"));  

  newzone->add({"something"})->addRRs(AAAAGen::make("::1"), AGen::make("12.13.14.15"));
  newzone->add({"time"})->addRRs(ClockTXTGen::make("The time is %a, %d %b %Y %T %z"));

  newzone->add({"ent", "was", "here"})->addRRs(TXTGen::make({"plenum"}));
  newzone->add({"some.embedded.dots"})->addRRs(TXTGen::make({"what do the dots look like?"}));

  newzone->add({"multi"})->addRRs(TXTGen::make({"part one", "part two"}));

  
  const char zero[]="name-does-not-stop-here\x0-it-goes-on";
  std::string zstring(zero, sizeof(zero)-1);
  newzone->add({"goes-via-embedded-nul"})->addRRs(CNAMEGen::make({zstring, "tdns", "powerdns", "org"}));
  newzone->add({"goes-via-embedded-space"})->addRRs(CNAMEGen::make({"some host", "tdns", "powerdns", "org"}));
  newzone->add({"goes-via-embedded-dot"})->addRRs(CNAMEGen::make({"some.host", "tdns", "powerdns", "org"}));

                                                  
  newzone->add({zstring})->addRRs(TXTGen::make({"this record is called name-does-not-stop-here\\000-it-goes-on"}),
                                                            AGen::make("192.0.0.1"));

  newzone->add({"some host"})->addRRs(AGen::make("192.0.0.2"));
  newzone->add({"some.host"})->addRRs(AGen::make("192.0.0.3"));

  newzone->add({"enum"})->addRRs(std::make_unique<NAPTRGen>(100, 50, "s", "z3950+I2L+I2C", "", DNSName({"_z3950","_tcp","gatech", "edu"})));

  newzone->add({"_foobar", "_tcp"})->addRRs(std::make_unique<SRVGen>(0, 1,9, DNSName({"old-slow-box", "example", "com"})));
  newzone->add({"_foobar2", "_tcp"})->addRRs(std::make_unique<SRVGen>(DNSStringReader("0 1 9 old-slow-box.example.com")));

  zone->zone = std::move(newzone);
  auto addresses=resolveName("k.root-servers.net"); // this retrieves IPv4 and IPv6
  for(auto& a: addresses) {
    try {
      a.sin4.sin_port = htons(53);
      zones.add({})->zone=retrieveZone(a, {});
      break;
    }
    catch(std::exception& e) {
      cout<<"Unable to retrieve root zone from k-root server "+a.toStringWithPort()<<": " << e.what() << endl;
    }
  }

  zones.add({"hubertnet", "nl"})->zone=retrieveZone(ComboAddress("52.48.64.3", 53), {"hubertnet", "nl"});
  zones.add({"ds9a", "nl"})->zone=retrieveZone(ComboAddress("52.48.64.3", 53), {"ds9a", "nl"});
  zones.add({"powerdns", "org"})->zone=retrieveZone(ComboAddress("52.48.64.3", 53), {"powerdns", "org"});
}