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fix: added process blocking to prevent competing processes from running at the same time

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This commit is contained in:
Michael Green
2023-07-07 10:09:41 +10:00
parent ecfc258cba
commit 92b7daeb1f
3 changed files with 56 additions and 6 deletions
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11
gaseous-server/ProcessQueue.cs
View File

@@ -17,6 +17,15 @@ namespace gaseous_server
_Interval = ExecutionInterval;
}
public QueueItem(QueueItemType ItemType, int ExecutionInterval, List<QueueItemType> Blocks)
{
_ItemType = ItemType;
_ItemState = QueueItemState.NeverStarted;
_LastRunTime = DateTime.UtcNow.AddMinutes(ExecutionInterval);
_Interval = ExecutionInterval;
_Blocks = Blocks;
}
private QueueItemType _ItemType = QueueItemType.NotConfigured;
private QueueItemState _ItemState = QueueItemState.NeverStarted;
private DateTime _LastRunTime = DateTime.UtcNow;
@@ -25,6 +34,7 @@ namespace gaseous_server
private string _LastResult = "";
private string? _LastError = null;
private bool _ForceExecute = false;
private List<QueueItemType> _Blocks = new List<QueueItemType>();
public QueueItemType ItemType => _ItemType;
public QueueItemState ItemState => _ItemState;
@@ -40,6 +50,7 @@ namespace gaseous_server
public string LastResult => _LastResult;
public string? LastError => _LastError;
public bool Force => _ForceExecute;
public List<QueueItemType> Blocks => _Blocks;
public void Execute()
{

25
gaseous-server/Program.cs
View File

@@ -92,10 +92,29 @@ gaseous_server.Classes.Metadata.Platforms.GetPlatform(0);
// add background tasks
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(ProcessQueue.QueueItemType.SignatureIngestor, 60));
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(ProcessQueue.QueueItemType.TitleIngestor, 1));
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(
ProcessQueue.QueueItemType.TitleIngestor, 1,
new List<ProcessQueue.QueueItemType>
{
ProcessQueue.QueueItemType.OrganiseLibrary,
ProcessQueue.QueueItemType.LibraryScan
})
);
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(ProcessQueue.QueueItemType.MetadataRefresh, 360));
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(ProcessQueue.QueueItemType.OrganiseLibrary, 2040));
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(ProcessQueue.QueueItemType.LibraryScan, 30));
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(
ProcessQueue.QueueItemType.OrganiseLibrary, 2040, new List<ProcessQueue.QueueItemType>
{
ProcessQueue.QueueItemType.LibraryScan,
ProcessQueue.QueueItemType.TitleIngestor
})
);
ProcessQueue.QueueItems.Add(new ProcessQueue.QueueItem(
ProcessQueue.QueueItemType.LibraryScan, 30, new List<ProcessQueue.QueueItemType>
{
ProcessQueue.QueueItemType.TitleIngestor,
ProcessQueue.QueueItemType.OrganiseLibrary
})
);
// start the app
app.Run();

22
gaseous-server/Timer.cs
View File

@@ -34,7 +34,7 @@ namespace gaseous_server
// "Timed Hosted Service is working. Count: {Count}", count);
foreach (ProcessQueue.QueueItem qi in ProcessQueue.QueueItems) {
if (DateTime.UtcNow > qi.NextRunTime || qi.Force == true) {
if ((DateTime.UtcNow > qi.NextRunTime || qi.Force == true) && CheckProcessBlockList(qi) == true) {
qi.Execute();
}
}
@@ -54,6 +54,26 @@ namespace gaseous_server
{
_timer?.Dispose();
}
private bool CheckProcessBlockList(ProcessQueue.QueueItem queueItem)
{
if (queueItem.Blocks.Count > 0)
{
foreach (ProcessQueue.QueueItem qi in ProcessQueue.QueueItems)
{
if (queueItem.Blocks.Contains(qi.ItemType) && qi.ItemState == ProcessQueue.QueueItemState.Running)
{
return false;
}
}
return true;
}
else
{
return true;
}
}
}
}