public static void Remove_DnsServerResourceRecords(this PowerShellHelper ps, string zoneName, string type)
{
var cmd = new Command("Get-DnsServerResourceRecord");
cmd.addParam("ZoneName", zoneName);
cmd.addParam("RRType", type);
Collection <PSObject> resourceRecords = ps.RunPipeline(cmd);
foreach (PSObject resourceRecord in resourceRecords)
{
cmd = new Command("Remove-DnsServerResourceRecord");
cmd.addParam("ZoneName", zoneName);
cmd.addParam("InputObject", resourceRecord);
cmd.addParam("Force");
ps.RunPipeline(cmd);
}
}
/// <summary>Get-DnsServerZone | Select-Object -Property ZoneName</summary>
/// <remarks>Only primary DNS zones are returned</remarks>
/// <returns>Array of zone names</returns>
public static string[] Get_DnsServerZone_Names(this PowerShellHelper ps)
{
var allZones = ps.RunPipeline(new Command("Get-DnsServerZone"),
where ("IsAutoCreated", false));
string[] res = allZones
.Select(pso => new
{
name = (string)pso.Properties["ZoneName"].Value,
type = (string)pso.Properties["ZoneType"].Value
})
.Where(obj => obj.type == "Primary")
.Select(obj => obj.name)
.ToArray();
Log.WriteInfo("Get_DnsServerZone_Names: {{{0}}}", String.Join(", ", res));
return(res);
}
/// <summary>Test-DnsServer -IPAddress 127.0.0.1</summary>
/// <param name="ps">PowerShell host to use</param>
/// <returns>true if localhost is an MS DNS server</returns>
public static bool Test_DnsServer(this PowerShellHelper ps)
{
if (null == ps)
{
throw new ArgumentNullException("ps");
}
var cmd = new Command("Test-DnsServer")
.addParam("IPAddress", IPAddress.Loopback);
PSObject res = ps.RunPipeline(cmd).FirstOrDefault();
PSPropertyInfo p = res.Properties["Result"];
if (null == res || null == res.Properties)
{
return(false);
}
else
{
return(true);
}
}
public static void Update_DnsServerResourceRecordSOA(this PowerShellHelper ps, string zoneName,
TimeSpan ExpireLimit, TimeSpan MinimumTimeToLive, string PrimaryServer,
TimeSpan RefreshInterval, string ResponsiblePerson, TimeSpan RetryDelay,
string PSComputerName)
{
var cmd = new Command("Get-DnsServerResourceRecord");
cmd.addParam("ZoneName", zoneName);
cmd.addParam("RRType", "SOA");
Collection <PSObject> soaRecords = ps.RunPipeline(cmd);
if (soaRecords.Count < 1)
{
return;
}
PSObject oldSOARecord = soaRecords[0];
PSObject newSOARecord = oldSOARecord.Copy();
CimInstance recordData = newSOARecord.Properties["RecordData"].Value as CimInstance;
if (recordData == null)
{
return;
}
if (ExpireLimit != null)
{
recordData.CimInstanceProperties["ExpireLimit"].Value = ExpireLimit;
}
if (MinimumTimeToLive != null)
{
recordData.CimInstanceProperties["MinimumTimeToLive"].Value = MinimumTimeToLive;
}
if (PrimaryServer != null)
{
recordData.CimInstanceProperties["PrimaryServer"].Value = PrimaryServer;
}
if (RefreshInterval != null)
{
recordData.CimInstanceProperties["RefreshInterval"].Value = RefreshInterval;
}
if (ResponsiblePerson != null)
{
recordData.CimInstanceProperties["ResponsiblePerson"].Value = ResponsiblePerson;
}
if (RetryDelay != null)
{
recordData.CimInstanceProperties["RetryDelay"].Value = RetryDelay;
}
if (PSComputerName != null)
{
recordData.CimInstanceProperties["PSComputerName"].Value = PSComputerName;
}
UInt32 serialNumber = (UInt32)recordData.CimInstanceProperties["SerialNumber"].Value;
// update record's serial number
string sn = serialNumber.ToString();
string todayDate = DateTime.Now.ToString("yyyyMMdd");
if (sn.Length < 10 || !sn.StartsWith(todayDate))
{
// build a new serial number
sn = todayDate + "01";
serialNumber = UInt32.Parse(sn);
}
else
{
// just increment serial number
serialNumber += 1;
}
recordData.CimInstanceProperties["SerialNumber"].Value = serialNumber;
cmd = new Command("Set-DnsServerResourceRecord");
cmd.addParam("NewInputObject", newSOARecord);
cmd.addParam("OldInputObject", oldSOARecord);
cmd.addParam("ZoneName", zoneName);
ps.RunPipeline(cmd);
}
public static void Remove_DnsServerResourceRecord(this PowerShellHelper ps, string zoneName, DnsRecord record)
{
string type;
if (!RecordTypes.rrTypeFromRecord.TryGetValue(record.RecordType, out type))
{
throw new Exception("Unknown record type");
}
string Name = record.RecordName;
if (String.IsNullOrEmpty(Name))
{
Name = "@";
}
var cmd = new Command("Get-DnsServerResourceRecord");
cmd.addParam("ZoneName", zoneName);
cmd.addParam("Name", Name);
cmd.addParam("RRType", type);
Collection <PSObject> resourceRecords = ps.RunPipeline(cmd);
object inputObject = null;
foreach (PSObject resourceRecord in resourceRecords)
{
DnsRecord dnsResourceRecord = resourceRecord.asDnsRecord(zoneName);
bool found = false;
switch (dnsResourceRecord.RecordType)
{
case DnsRecordType.A:
case DnsRecordType.AAAA:
case DnsRecordType.CNAME:
case DnsRecordType.NS:
case DnsRecordType.TXT:
found = dnsResourceRecord.RecordData == record.RecordData;
break;
case DnsRecordType.SOA:
found = true;
break;
case DnsRecordType.MX:
found = (dnsResourceRecord.RecordData == record.RecordData) && (dnsResourceRecord.MxPriority == record.MxPriority);
break;
case DnsRecordType.SRV:
found = (dnsResourceRecord.RecordData == record.RecordData) &&
(dnsResourceRecord.SrvPriority == record.SrvPriority) &&
(dnsResourceRecord.SrvWeight == record.SrvWeight) &&
(dnsResourceRecord.SrvPort == record.SrvPort);
break;
}
if (found)
{
inputObject = resourceRecord;
break;
}
}
cmd = new Command("Remove-DnsServerResourceRecord");
cmd.addParam("ZoneName", zoneName);
cmd.addParam("InputObject", inputObject);
cmd.addParam("Force");
ps.RunPipeline(cmd);
}
