public T SetTransientRetryDelay(RetryDelay retryDelay)
{
TransientRetryDelay = retryDelay;
// Are there alternatives to this double cast?
return((T)(object)this);
}
public override void UpdateSoaRecord(string zoneName, string host, string primaryNsServer, string primaryPerson)
{
if (ZoneExists(zoneName))
{
//
if (String.IsNullOrEmpty(primaryPerson))
{
primaryPerson = "hostmaster";
}
//
Connection cn = SetupProviderConnection();
DNSZone dnsZone = cn.GetZone(zoneName);
dnsZone.Comments = "Updated by WebsitePanel DNS API at " + DateTime.Now.ToString();
DNSRecord soaRecord = (dnsZone.Records.Count == 0) ? dnsZone.Records.Add("@", "SOA") : dnsZone.Records[0];
// Fill record fields with the data
soaRecord.DataFields[SOA_PRIMARY_NAME_SERVER] = CorrectSOARecord(zoneName, primaryNsServer);
soaRecord.DataFields[SOA_RESPONSIBLE_PERSON] = primaryPerson;
soaRecord.DataFields[SOA_SERIAL_NUMBER] = UpdateSerialNumber(soaRecord.DataFields[SOA_SERIAL_NUMBER]);
soaRecord.DataFields[SOA_REFRESH_INTERVAL] = RefreshInterval.ToString();
soaRecord.DataFields[SOA_RETRY_DELAY] = RetryDelay.ToString();
soaRecord.DataFields[SOA_EXPIRE_LIMIT] = ExpireLimit.ToString();
soaRecord.DataFields[SOA_MINIMUM_TTL] = MinimumTTL.ToString();
// remove "dumb" internal Name Server
string internalNameServer = System.Net.Dns.GetHostEntry("LocalHost").HostName;
dnsZone.Records.Remove(zoneName, "NS", internalNameServer);
// save zone
cn.UpdateZone(dnsZone, false);
}
}
[Repeat(42)] // 42 is indeed that number of times to run a test to ensure its always true
public void PickDelay_IsWithinBounds()
{
// Arrange
const double max = 1000;
const double min = 500;
var sut = RetryDelay.Between(
TimeSpan.FromMilliseconds(min),
TimeSpan.FromMilliseconds(max));
// Act
var delay = sut.PickDelay();
// Assert
delay.TotalMilliseconds.Should().BeGreaterOrEqualTo(min);
delay.TotalMilliseconds.Should().BeLessOrEqualTo(max);
}
/// <summary>
/// Retries the function for specfied times with specified delays between
/// each retry.
/// </summary>
/// <typeparam name="T">The type of parameter.</typeparam>
/// <typeparam name="TResult">The type of the result.</typeparam>
/// <param name="func">The function.</param>
/// <param name="param1">The param1.</param>
/// <param name="predicate">Determines whether this is the situtation that we
/// should retry.</param>
/// <returns></returns>
public TResult RetryFunc <T, TResult, TException>(Func <T, TResult> func, T param1,
Predicate <TException> predicate) where TException : Exception
{
if (func == null)
{
throw new ArgumentNullException("func");
}
TResult result;
int numRetriesLeft = NumRetries;
do
{
RetryExecuted = NumRetries - numRetriesLeft;
try {
result = func(param1);
} catch (TException ex) {
Logger.WriteLineIf(LogLevel.Error, _log_props, string.Format(
"Exception caught when retrying. Retries left: {0}", numRetriesLeft));
if (!predicate(ex))
{
throw;
}
if (numRetriesLeft <= 0)
{
// Retries exhausted.
throw;
}
else
{
result = default(TResult);
}
if (!RetryDelay.Equals(default(TimeSpan)))
{
Thread.Sleep(RetryDelay);
}
}
} while (numRetriesLeft-- > 0);
return(result);
}
public override void AddPrimaryZone(string zoneName, string[] secondaryServers)
{
Connection cn = SetupProviderConnection();
// CREATE PRIMARY DNS ZONE
string primaryNameServer = System.Net.Dns.GetHostEntry("LocalHost").HostName;
DNSZone zoneObj = cn.CreateZone(zoneName, primaryNameServer, "hostmaster");
zoneObj.Comments = String.Concat("Created with SolidCP DNS API at ", DateTime.Now);
// Setup zone data transfer
if (secondaryServers != null && secondaryServers.Length != 0)
{
if (secondaryServers.Length == 1 && secondaryServers[0] == "*")
{
zoneObj.AllowZoneTransfer = "*";
}
else
{
zoneObj.AllowZoneTransfer = String.Join(" ", secondaryServers);
}
}
// Update SOA record
DNSRecord soaRecord = zoneObj.Records[0];
soaRecord.DataFields[SOA_PRIMARY_NAME_SERVER] = CorrectSOARecord(zoneName, primaryNameServer);
soaRecord.DataFields[SOA_RESPONSIBLE_PERSON] = CorrectSOARecord(zoneName, "hostmaster");
// Issue new serial number for the zone
soaRecord.DataFields[SOA_SERIAL_NUMBER] = UpdateSerialNumber(null);
soaRecord.DataFields[SOA_REFRESH_INTERVAL] = RefreshInterval.ToString();
soaRecord.DataFields[SOA_RETRY_DELAY] = RetryDelay.ToString();
soaRecord.DataFields[SOA_EXPIRE_LIMIT] = ExpireLimit.ToString();
soaRecord.DataFields[SOA_MINIMUM_TTL] = MinimumTTL.ToString();
// Publish updates are made
cn.UpdateZone(zoneObj, false);
}
public IMsSqlConfiguration SetServerBusyRetryDelay(RetryDelay retryDelay)
{
ServerBusyRetryDelay = retryDelay;
return(this);
}
