/// <summary>
/// Handles the NodeConfiguration packet.
/// </summary>
private void HandleNodeConfiguration(NodeConfiguration configuration)
{
// Set the culture.
CultureInfo.CurrentCulture = configuration.BuildParameters.Culture;
CultureInfo.CurrentUICulture = configuration.BuildParameters.UICulture;
// Snapshot the initial environment.
_savedEnvironment = CommunicationsUtilities.GetEnvironmentVariables();
// Save the current directory.
_savedCurrentDirectory = NativeMethodsShared.GetCurrentDirectory();
// Set the node id.
_componentHost.BuildParameters.NodeId = configuration.NodeId;
_shutdownException = null;
#if FEATURE_APPDOMAIN
// And the AppDomainSetup
_componentHost.BuildParameters.AppDomainSetup = configuration.AppDomainSetup;
#endif
// Declare in-proc
_componentHost.BuildParameters.IsOutOfProc = false;
// Set the logging exception handler
ILoggingService loggingService = _componentHost.LoggingService;
loggingService.OnLoggingThreadException += OnLoggingThreadException;
// Now prep the buildRequestEngine for the build.
_loggingContext = new NodeLoggingContext(loggingService, configuration.NodeId, true /* inProcNode */);
_buildRequestEngine.OnEngineException += _engineExceptionEventHandler;
_buildRequestEngine.OnNewConfigurationRequest += _newConfigurationRequestEventHandler;
_buildRequestEngine.OnRequestBlocked += _requestBlockedEventHandler;
_buildRequestEngine.OnRequestComplete += _requestCompleteEventHandler;
if (_shutdownException != null)
{
HandleShutdown(out Exception exception);
throw exception;
}
_buildRequestEngine.InitializeForBuild(_loggingContext);
}
/// <summary>
/// Perform necessary actions to shut down the node.
/// </summary>
private NodeEngineShutdownReason HandleShutdown(out Exception exception)
{
// Console.WriteLine("Node shutting down with reason {0} and exception: {1}", shutdownReason, shutdownException);
try
{
// Clean up the engine
if (null != _buildRequestEngine && _buildRequestEngine.Status != BuildRequestEngineStatus.Uninitialized)
{
_buildRequestEngine.CleanupForBuild();
}
}
catch (Exception ex)
{
if (ExceptionHandling.IsCriticalException(ex))
{
throw;
}
// If we had some issue shutting down, don't reuse the node because we may be in some weird state.
if (_shutdownReason == NodeEngineShutdownReason.BuildCompleteReuse)
{
_shutdownReason = NodeEngineShutdownReason.BuildComplete;
}
}
// Dispose of any build registered objects
IRegisteredTaskObjectCache objectCache = (IRegisteredTaskObjectCache)(_componentHost.GetComponent(BuildComponentType.RegisteredTaskObjectCache));
objectCache.DisposeCacheObjects(RegisteredTaskObjectLifetime.Build);
if (_shutdownReason != NodeEngineShutdownReason.BuildCompleteReuse)
{
// Dispose of any node registered objects.
((IBuildComponent)objectCache).ShutdownComponent();
}
if (_componentHost.BuildParameters.SaveOperatingEnvironment)
{
// Restore the original current directory.
NativeMethodsShared.SetCurrentDirectory(_savedCurrentDirectory);
// Restore the original environment.
foreach (KeyValuePair <string, string> entry in CommunicationsUtilities.GetEnvironmentVariables())
{
if (!_savedEnvironment.ContainsKey(entry.Key))
{
Environment.SetEnvironmentVariable(entry.Key, null);
}
}
foreach (KeyValuePair <string, string> entry in _savedEnvironment)
{
Environment.SetEnvironmentVariable(entry.Key, entry.Value);
}
}
exception = _shutdownException;
if (null != _loggingContext)
{
_loggingContext.LoggingService.OnLoggingThreadException -= OnLoggingThreadException;
_loggingContext = null;
}
// Notify the BuildManager that we are done.
if (_nodeEndpoint.LinkStatus == LinkStatus.Active)
{
_nodeEndpoint.SendData(new NodeShutdown(_shutdownReason == NodeEngineShutdownReason.Error ? NodeShutdownReason.Error : NodeShutdownReason.Requested, exception));
}
_buildRequestEngine.OnEngineException -= _engineExceptionEventHandler;
_buildRequestEngine.OnNewConfigurationRequest -= _newConfigurationRequestEventHandler;
_buildRequestEngine.OnRequestBlocked -= _requestBlockedEventHandler;
_buildRequestEngine.OnRequestComplete -= _requestCompleteEventHandler;
return(_shutdownReason);
}
