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This commit is contained in:
John Cardinal
2021-08-02 22:28:30 +00:00
parent 5ecf1a2620
commit f522dda8f1
9 changed files with 104 additions and 41 deletions
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69
server/AyaNova/generator/CoreJobNotify.cs
View File

@@ -12,7 +12,7 @@ namespace AyaNova.Biz
/// <summary>
/// Notification processor
/// turn notifyEvent records into notifications for in app and deliver smtp
/// turn notifyEvent records into inappnotification records for in app viewing and / or deliver smtp notifications seperately
///
/// </summary>
internal static class CoreJobNotify
@@ -95,6 +95,39 @@ namespace AyaNova.Biz
var deliverAfter = notifyevent.EventDate + Subscription.AgeValue - Subscription.AdvanceNotice;
if (deliverAfter < DateTime.UtcNow)
{
//Check "circuit breaker" for notification types that could
//repeat rapidly
//(e.g. pm notification error for a fucked up PM that is attempted every few minutes or a
//system exception for something that pops up every few minutes or a thousand times in a hour etc)
//Don't check for ones that are regular object based
//which can and will properly send out the same notification regularly
//(e.g. workorder status change into out of and back into the same staus)
switch (notifyevent.EventType)
{
case NotifyEventType.BackupStatus:
case NotifyEventType.GeneralNotification:
case NotifyEventType.ServerOperationsProblem:
case NotifyEventType.PMGenerationFailed:
{
//check if we've just delivered this same thing in the last 12 hours which is the hard limit (case 3917)
var twelvehoursago = DateTime.UtcNow - new TimeSpan(12, 0, 0);
//look for same delivery less than last12hours ago
if (await ct.NotifyDeliveryLog.AnyAsync(z => z.Processed > twelvehoursago && z.NotifySubscriptionId == notifyevent.NotifySubscriptionId && z.ObjectId == notifyevent.ObjectId))
{
log.LogTrace($"Notification event will not be delivered: repetitive (server system event type and delivered at least once in the last 12 hours to this subscriber: {notifyevent})");
ct.NotifyEvent.Remove(notifyevent);
await ct.SaveChangesAsync();
#if (DEBUG)
log.LogInformation($"DeliverInApp event will not be delivered: repetitive (server system event type and delivered at least once in the last 12 hours to this subscriber: {notifyevent})");
#endif
continue;
}
}
break;
}
//Do the delivery, it's kosher
if (Subscription.DeliveryMethod == NotifyDeliveryMethod.App)
await DeliverInApp(notifyevent, Subscription.AgeValue, ct);
else if (Subscription.DeliveryMethod == NotifyDeliveryMethod.SMTP)
@@ -120,8 +153,10 @@ namespace AyaNova.Biz
private static async Task DeliverInApp(NotifyEvent ne, TimeSpan ageValue, AyContext ct)
{
log.LogTrace($"DeliverInApp notify event: {ne}");
await ct.Notification.AddAsync(
new Notification()
//Place in the In-app notification table for user to view
await ct.InAppNotification.AddAsync(
new InAppNotification()
{
UserId = ne.UserId,
AyaType = ne.AyaType,
@@ -133,8 +168,16 @@ namespace AyaNova.Biz
AgeValue = ageValue,
DecValue = ne.DecValue
});
await ct.SaveChangesAsync();
ct.NotifyEvent.Remove(ne);
//add delivery log item
await ct.NotifyDeliveryLog.AddAsync(new NotifyDeliveryLog()
{
Processed = DateTime.UtcNow,
ObjectId = ne.ObjectId,
NotifySubscriptionId = ne.NotifySubscriptionId,
Fail = false
});
await ct.SaveChangesAsync();
}
@@ -142,12 +185,22 @@ namespace AyaNova.Biz
private static async Task DeliverSMTP(NotifyEvent ne, TimeSpan ageValue, TimeSpan advanceNotice, string deliveryAddress, AyContext ct)
{
var DeliveryLogItem = new NotifyDeliveryLog()
{
Processed = DateTime.UtcNow,
ObjectId = ne.ObjectId,
NotifySubscriptionId = ne.NotifySubscriptionId,
Fail = false
};
try
{
log.LogTrace($"DeliverSMTP delivering notify event: {ne}");
if (string.IsNullOrWhiteSpace(deliveryAddress))
{
await NotifyEventHelper.AddGeneralNotifyEvent(NotifyEventType.GeneralNotification, $"No email address is set in subscription to deliver email notification. This event will be removed from the delivery queue as undeliverable: {ne}", "Error", null, ne.UserId);
DeliveryLogItem.Fail = true;
DeliveryLogItem.Error = $"No email address provided for smtp delivery; event: {ne}";
}
else
{
@@ -241,6 +294,8 @@ namespace AyaNova.Biz
{
await NotifyEventHelper.AddGeneralNotifyEvent(NotifyEventType.GeneralNotification, $"Email notifications are set to OFF at server, unable to send email notification for this event:{ne}", "Error", null, ne.UserId);
log.LogInformation($"** WARNING: SMTP notification is currently set to Active=False; unable to deliver email notification, re-routed to in-app notification instead [UserId={ne.UserId}, Notify subscription={ne.NotifySubscriptionId}]. Change this setting or have users remove email delivery notifications if this is permanent **");
DeliveryLogItem.Fail = true;
DeliveryLogItem.Error = $"Email notifications are set to OFF at server, unable to send email notification for this event: {ne}";
}
else
await m.SendEmailAsync(deliveryAddress, subject, body, ServerGlobalOpsSettingsCache.Notify);
@@ -251,11 +306,17 @@ namespace AyaNova.Biz
{
await NotifyEventHelper.AddOpsProblemEvent("SMTP Notification failed", ex);
await NotifyEventHelper.AddGeneralNotifyEvent(NotifyEventType.GeneralNotification, $"An error prevented delivering the following notification via email. System operator users have been notified:{ne}", "Error", null, ne.UserId);
DeliveryLogItem.Fail = true;
DeliveryLogItem.Error = $"SMTP Notification failed to deliver for this event: {ne}, message: {ex.Message}";
log.LogTrace(ex, $"DeliverSMTP Failure delivering notify event: {ne}");
}
finally
{
//remove event no matter what
ct.NotifyEvent.Remove(ne);
//add delivery log item
await ct.NotifyDeliveryLog.AddAsync(DeliveryLogItem);
await ct.SaveChangesAsync();
}
}

9
server/AyaNova/generator/CoreNotificationSweeper.cs
View File

@@ -8,8 +8,7 @@ namespace AyaNova.Biz
{
/// <summary>
/// Clean up notification system, keep items down to 90 days
///
/// Clear out old data no longer required for notification system
/// </summary>
internal static class CoreNotificationSweeper
{
@@ -32,8 +31,8 @@ namespace AyaNova.Biz
log.LogTrace("Sweep starting");
using (AyContext ct = AyaNova.Util.ServiceProviderProvider.DBContext)
{
//Notification (App notifications table) - deletes all APP notifications older than 90 days (if they want to keep it then can turn it into a reminder or SAVE it somehow)
await ct.Database.ExecuteSqlInterpolatedAsync($"delete from anotification where created < {dtDeleteCutoff}");
//Notification (in-App notifications table) - deletes all APP notifications older than 90 days (if they want to keep it then can turn it into a reminder or SAVE it somehow)
await ct.Database.ExecuteSqlInterpolatedAsync($"delete from ainappnotification where created < {dtDeleteCutoff}");
//NotifyEvent - deletes any notifyevent with no event date created more than 90 days ago
await ct.Database.ExecuteSqlInterpolatedAsync($"delete from anotifyevent where eventdate is null and created < {dtDeleteCutoff}");
@@ -42,7 +41,7 @@ namespace AyaNova.Biz
//then deletes it if created more than 90 days ago (pretty sure there are no back dated events, once it's passed it's past)
await ct.Database.ExecuteSqlInterpolatedAsync($"delete from anotifyevent where eventdate < {dtPastEventCutoff} and created < {dtDeleteCutoff}");
//NotifyDeliveryLog - deletes all log items older than 90 days
//NotifyDeliveryLog - deletes all log items older than 90 days (NOTE: this log is also used to identify and prevent high frequency repetitive dupes)
await ct.Database.ExecuteSqlInterpolatedAsync($"delete from anotifydeliverylog where processed < {dtDeleteCutoff}");
}