/// <summary>
/// This method will shutdown the node being hosted by the child process and notify the parent process if requested,
/// </summary>
/// <param name="shutdownLevel">What kind of shutdown is causing the child node to shutdown</param>
/// <param name="exitProcess">should the child process exit as part of the shutdown process</param>
/// <param name="noParentNotification">Indicates if the parent process should be notified the child node is being shutdown</param>
internal void ShutdownNode(Node.NodeShutdownLevel shutdownLevel, bool exitProcess, bool noParentNotification)
{
if (node != null)
{
try
{
node.ShutdownNode(shutdownLevel);
if (!noParentNotification)
{
// Write the last event out directly
LocalCallDescriptorForShutdownComplete callDescriptor =
new LocalCallDescriptorForShutdownComplete(shutdownLevel, node.TotalTaskTime);
// Post the message indicating that the shutdown is complete
engineCallback.PostMessageToParent(callDescriptor, true);
}
}
catch (Exception e)
{
if (shutdownLevel != Node.NodeShutdownLevel.ErrorShutdown)
{
ReportNonFatalCommunicationError(e);
}
}
}
// If the shutdownLevel is not a build complete message, then this means there was a politeshutdown or an error shutdown, null the node out
// as either it is no longer needed due to the node goign idle or there was a error and it is now in a bad state.
if (shutdownLevel != Node.NodeShutdownLevel.BuildCompleteSuccess &&
shutdownLevel != Node.NodeShutdownLevel.BuildCompleteFailure)
{
node = null;
notInUseEvent.Set();
}
if (exitProcess)
{
// Even if we completed a build, if we are goign to exit the process we need to null out the node and set the notInUseEvent, this is
// accomplished by calling this method again with the ErrorShutdown handle
if (shutdownLevel == Node.NodeShutdownLevel.BuildCompleteSuccess || shutdownLevel == Node.NodeShutdownLevel.BuildCompleteFailure)
{
ShutdownNode(Node.NodeShutdownLevel.ErrorShutdown, false, true);
}
// Signal all the communication threads to exit
shutdownEvent.Set();
}
}
/// <summary>
/// This method first reads the objectId as an int from the stream,
/// this int should be found in the "ObjectType" enumeration. This
/// objectId informs the method what kind of object should be
/// deserialized and returned from the method. The objectId is an
/// output parameter. This parameter is also returned so it can be
/// used in the read and write methods to determine if
/// a frame or end marker was found.
/// </summary>
private object DeserializeFromStream(out int objectId)
{
object objectRead = null;
objectId = readStream.ReadByte();
switch ((ObjectType)objectId)
{
case ObjectType.NetSerialization:
objectRead = binaryFormatter.Deserialize(readStream);
break;
case ObjectType.FrameMarker:
objectRead = binaryReader.ReadInt32();
break;
case ObjectType.PostBuildResult:
objectRead = new LocalCallDescriptorForPostBuildResult();
((LocalCallDescriptorForPostBuildResult)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostBuildRequests:
objectRead = new LocalCallDescriptorForPostBuildRequests();
((LocalCallDescriptorForPostBuildRequests)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostLoggingMessagesToHost:
objectRead = new LocalCallDescriptorForPostLoggingMessagesToHost();
((LocalCallDescriptorForPostLoggingMessagesToHost)objectRead).CreateFromStream(binaryReader, loggingTypeCache);
break;
case ObjectType.InitializeNode:
objectRead = new LocalCallDescriptorForInitializeNode();
((LocalCallDescriptorForInitializeNode)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.InitializationComplete:
objectRead = new LocalCallDescriptorForInitializationComplete();
((LocalCallDescriptorForInitializationComplete)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.UpdateNodeSettings:
objectRead = new LocalCallDescriptorForUpdateNodeSettings();
((LocalCallDescriptorForUpdateNodeSettings)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.RequestStatus:
objectRead = new LocalCallDescriptorForRequestStatus();
((LocalCallDescriptorForRequestStatus)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostCacheEntriesToHost:
objectRead = new LocalCallDescriptorForPostingCacheEntriesToHost();
((LocalCallDescriptorForPostingCacheEntriesToHost)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.GetCacheEntriesFromHost:
objectRead = new LocalCallDescriptorForGettingCacheEntriesFromHost();
((LocalCallDescriptorForGettingCacheEntriesFromHost)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.ShutdownComplete:
objectRead = new LocalCallDescriptorForShutdownComplete();
((LocalCallDescriptorForShutdownComplete)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.ShutdownNode:
objectRead = new LocalCallDescriptorForShutdownNode();
((LocalCallDescriptorForShutdownNode)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostIntrospectorCommand:
objectRead = new LocalCallDescriptorForPostIntrospectorCommand(null, null);
((LocalCallDescriptorForPostIntrospectorCommand)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.GenericSingleObjectReply:
objectRead = new LocalReplyCallDescriptor();
((LocalReplyCallDescriptor)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.PostStatus:
objectRead = new LocalCallDescriptorForPostStatus();
((LocalCallDescriptorForPostStatus)objectRead).CreateFromStream(binaryReader);
break;
case ObjectType.EndMarker:
return(null);
default:
ErrorUtilities.VerifyThrow(false, "Should not be here, ObjectId:" + objectId + "Next:" + readStream.ReadByte());
break;
}
return(objectRead);
}
