/// <summary>
/// Checks if CAST has been enabled and remote communication has been configured for this platform.
/// </summary>
/// <returns>True if CAST communication should take place.</returns>
public bool GetIsCastConfigured()
{
using (Profiler.Measure("CastService.GetIsCastConfigured"))
{
var isCastEnabled = false;
var isRabbitMqConfigured = false;
// is CAST enabled?
var castConfiguration = ConfigurationSettings.GetCastConfigurationSection();
if (castConfiguration != null)
{
var castSettings = castConfiguration.Cast;
if (castSettings != null)
{
isCastEnabled = castSettings.Enabled;
}
}
// is RabbitMQ configured for communication?
var mqConfiguration = ConfigurationSettings.GetRabbitMqConfigurationSection();
if (mqConfiguration != null)
{
var mqSettings = mqConfiguration.RabbitMq;
if (mqSettings != null)
{
isRabbitMqConfigured = !string.IsNullOrEmpty(mqSettings.HostName);
}
}
return(isCastEnabled && isRabbitMqConfigured);
}
}
/// <summary>
/// Starts a timer which will send a heartbeat message every hour.
/// </summary>
private void StartHeartbeat()
{
var castConfiguration = ConfigurationSettings.GetCastConfigurationSection();
if (castConfiguration == null)
{
return;
}
var castSettings = castConfiguration.Cast;
if (castSettings == null)
{
return;
}
if (castSettings.Enabled != true)
{
return;
}
var interval = castConfiguration.Cast.Heartbeat;
if (interval < 0)
{
interval = 60;
}
EventLog.Application.WriteInformation("Sending heartbeat every {0} minutes.", interval);
//CastService.SendHeartbeat();
_timer.Interval = interval * 1000 * 60;
_timer.Elapsed += (s, a) =>
{
try
{
EventLog.Application.WriteInformation("Sending heartbeat.");
CastService.SendHeartbeat();
}
catch (Exception ex)
{
EventLog.Application.WriteError("Unexpected failure starting CAST heartbeat on timer. {0}", ex);
}
};
_timer.Start();
}