private void ConfigureService()
{
_masterFile = new MasterFile();
var soaoptions = new StartOfAuthorityResourceRecord.Options()
{
SerialNumber = GenerateSerialNumber(),
RefreshInterval = new TimeSpan(0, 0, _options.Value.RefreshInterval),
RetryInterval = new TimeSpan(0, 0, _options.Value.RetryInterval),
ExpireInterval = new TimeSpan(0, 0, _options.Value.ExpireInterval),
MinimumTimeToLive = new TimeSpan(0, 0, _options.Value.MinTTL)
};
var domain = new Domain(_options.Value.Domain);
var soa = new StartOfAuthorityResourceRecord(
domain, domain, domain, soaoptions, new TimeSpan(0, 0, _options.Value.TTL));
_masterFile.Add(soa);
var record = new IPAddressResourceRecord(
new Domain(GetRecordFqdn()), IPAddress.Parse(_options.Value.TargetNormal), new TimeSpan(0, 0, _options.Value.RecordTtl));
_masterFile.Add(record);
_server = new DnsServer(_masterFile, _options.Value.Forwarder);
_server.Listening += ServerListening;
_server.Responded += ServerResponded;
_server.Errored += ServerErrored;
}