/// <summary>
/// The do work.
/// </summary>
/// <exception cref="OperationCanceledException">
/// If canceled.
/// </exception>
private void DoWork()
{
string workerActionTypeName = this.workerActionConfiguration.ActionType.Name;
int timeOutDelay = this.DelayStart;
this.DelayOnStartIfNeeded(workerActionTypeName, timeOutDelay);
if (this.Token.IsCancellationRequested)
{
return;
}
IWorkerActionFactory childFactory = null;
try
{
childFactory = this.workerActionFactory.CreateChildFactory();
IWorkerAction workerAction = childFactory.Create(this.workerActionConfiguration.ActionType);
bool actionHasAnotherWork = workerAction.Run(this.Token, this.workerActionConfiguration.Parameters);
if (actionHasAnotherWork)
{
timeOutDelay = this.ShortTimeout;
}
else
{
timeOutDelay = (int)this.workerActionConfiguration.LongTimeout.TotalMilliseconds;
}
}
catch (OperationCanceledException exception)
{
// check that cancellation issued by correct token
if (exception.CancellationToken == this.Token)
{
InfraEventSource.Log.ActionCancel("OperationCanceledException", workerActionTypeName);
throw;
}
InfraEventSource.Log.ActionFailed(workerActionTypeName, exception.Message, exception.ToString());
timeOutDelay = this.FailTimeout;
}
catch (Exception exception)
{
InfraEventSource.Log.ActionFailed(workerActionTypeName, exception.Message, exception.ToString());
timeOutDelay = this.FailTimeout;
}
finally
{
this.TryToDisposeActionFactory(childFactory, workerActionTypeName);
}
this.DelayAfterExecutionIfNeeded(timeOutDelay, workerActionTypeName);
}
/// <summary>
/// The try to dispose action factory.
/// </summary>
/// <param name="factory">
/// The factory.
/// </param>
/// <param name="actionName">
/// The action name.
/// </param>
private void TryToDisposeActionFactory(IWorkerActionFactory factory, string actionName)
{
IDisposable disposable = factory as IDisposable;
if (disposable != null)
{
try
{
disposable.Dispose();
}
catch (Exception exception)
{
InfraEventSource.Log.ActionFailed(actionName, "Exception occurred in the action factory dispose " + exception.Message, exception.ToString());
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ActionWorker" /> class.
/// </summary>
/// <param name="workerActionConfiguration">The worker configuration.</param>
/// <param name="workerActionFactory">The worker action factory.</param>
/// <exception cref="System.ArgumentNullException">Thrown if any argument is null.
/// </exception>
public ActionWorker(
IWorkerActionConfiguration workerActionConfiguration,
IWorkerActionFactory workerActionFactory)
{
if (workerActionConfiguration == null)
{
throw new ArgumentNullException(nameof(workerActionConfiguration));
}
if (workerActionFactory == null)
{
throw new ArgumentNullException(nameof(workerActionFactory));
}
this.workerActionConfiguration = workerActionConfiguration;
this.workerActionFactory = workerActionFactory;
}
/// <summary>
/// The run workers host service.
/// </summary>
/// <param name="optionsBootstrap">
/// The options bootstrap.
/// </param>
/// <param name="actionFactoryBootstrap">
/// The action factory bootstrap.
/// </param>
public void RunWorkersHostService(Func <string[], WinServiceOptions> optionsBootstrap, Func <string[], IWorkerActionFactory> actionFactoryBootstrap)
{
this.RunWorkersHostService(
optionsBootstrap,
delegate(string[] strings)
{
IWorkerActionFactory actionFactory = actionFactoryBootstrap(strings);
const string SectionName = "workersHost";
WorkerConfigurationSection configurationSection = ConfigurationManager.GetSection(SectionName) as WorkerConfigurationSection;
if (configurationSection == null)
{
throw new InvalidOperationException($"Unable to find {SectionName} configuration section");
}
return(new ActionWorkersProvider(
configurationSection,
actionFactory));
});
}
/// <summary>
/// Initializes a new instance of the <see cref="ActionWorkersProvider" /> class.
/// </summary>
/// <param name="workerConfigurationSection">The worker configuration section.</param>
/// <param name="workerActionFactory">The worker Action Factory.</param>
/// <exception cref="System.ArgumentNullException">
/// Thrown if any argument is null.
/// </exception>
public ActionWorkersProvider(WorkerConfigurationSection workerConfigurationSection, IWorkerActionFactory workerActionFactory)
{
if (workerConfigurationSection == null)
{
throw new ArgumentNullException(nameof(workerConfigurationSection));
}
if (workerActionFactory == null)
{
throw new ArgumentNullException(nameof(workerActionFactory));
}
this.workerActionFactory = workerActionFactory;
IList <IWorkerActionConfiguration> workersList = new List <IWorkerActionConfiguration>();
foreach (WorkerConfig workerConfiguration in workerConfigurationSection.WorkerActions)
{
workersList.Add(new WorkerActionConfiguration(workerConfiguration));
}
this.workers = workersList;
}
