private IReadOnlyList <DnsResourceRecord> GetAdditionalRecords(IReadOnlyList <DnsResourceRecord> refRecords, bool serveStale)
{
List <DnsResourceRecord> additionalRecords = new List <DnsResourceRecord>();
foreach (DnsResourceRecord refRecord in refRecords)
{
switch (refRecord.Type)
{
case DnsResourceRecordType.NS:
DnsNSRecord nsRecord = refRecord.RDATA as DnsNSRecord;
if (nsRecord is not null)
{
ResolveAdditionalRecords(refRecord, nsRecord.NameServer, serveStale, additionalRecords);
}
break;
case DnsResourceRecordType.MX:
DnsMXRecord mxRecord = refRecord.RDATA as DnsMXRecord;
if (mxRecord is not null)
{
ResolveAdditionalRecords(refRecord, mxRecord.Exchange, serveStale, additionalRecords);
}
break;
case DnsResourceRecordType.SRV:
DnsSRVRecord srvRecord = refRecord.RDATA as DnsSRVRecord;
if (srvRecord is not null)
{
ResolveAdditionalRecords(refRecord, srvRecord.Target, serveStale, additionalRecords);
}
break;
}
}
return(additionalRecords);
}
static void Main(string[] args)
{
// connect to DNS server
using (var server = new MockDnsServer())
{
// create zone
var zone = server.CreateZone("myzone.mock");
// get zone by name
var myZoneRef = server.GetZone("myzone.mock");
// get records
var myServerRecords = zone.GetRecords(DnsRecordTypes.A, "myserver.myzone.mock");
// search records
var allMyServerRecords = zone.SearchRecords("MyServer");
var hostMyServerRecords = zone.SearchRecords(DnsRecordTypes.A, "MyServer");
// update record
var soa = zone.StartOfAuthority;
soa.TimeToLive = TimeSpan.FromMinutes(30);
soa.ResponsiblePerson = "responsible.hostmaster.";
soa.Save();
// or: zone.SaveRecord(soa);
// create host record
var hostTemplate = new DnsARecord("myhost.myzone.mock", TimeSpan.FromHours(1), "192.168.1.50");
var hostRecord = zone.CreateRecord(hostTemplate);
// add second host record
hostTemplate.IpAddress = "192.168.1.51";
var hostRecord2 = zone.CreateRecord(hostTemplate);
// create alias record
var cnameTemplate = new DnsCNAMERecord("myhostalias.myzone.mock", TimeSpan.FromHours(1), "myhost.myzone.mock");
var cnameRecord = zone.CreateRecord(cnameTemplate);
// create service locator record
var srvTemplate = new DnsSRVRecord(
domainName: "myzone.mock",
service: DnsSRVRecord.ServiceNames.LDAP,
protocol: DnsSRVRecord.ProtocolNames.TCP,
timeToLive: TimeSpan.FromHours(1),
priority: 0,
weight: 10,
port: DnsSRVRecord.ServicePorts.LDAP,
targetDomainName: "mycontroller.myzone.mock");
var srvRecord = zone.CreateRecord(srvTemplate);
// delete record
hostRecord.Delete();
// or: zone.DeleteRecord(aRecord);
DumpDnsServer(server);
// delete zone
zone.Delete();
// or: server.DeleteZone(zone);
// or: server.DeleteZone("myzone.mock");
}
}
