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Modify DataRetention behavior; simplify SQL config

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Noi 2021-02-01 22:03:50 -08:00
parent 9667820df4
commit 1e8b47784d
2 changed files with 3 additions and 6 deletions
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4
BackgroundServices/DataRetention.cs
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@ -15,7 +15,7 @@ namespace BirthdayBot.BackgroundServices
/// </summary> /// </summary>
class DataRetention : BackgroundService class DataRetention : BackgroundService
{ {
private static readonly SemaphoreSlim _updateLock = new SemaphoreSlim(1); private static readonly SemaphoreSlim _updateLock = new SemaphoreSlim(2);
const int ProcessInterval = 600 / ShardBackgroundWorker.Interval; // Process every ~10 minutes const int ProcessInterval = 600 / ShardBackgroundWorker.Interval; // Process every ~10 minutes
private int _tickCount = 0; private int _tickCount = 0;
@ -35,7 +35,7 @@ namespace BirthdayBot.BackgroundServices
// to avoid putting pressure on the SQL connection pool. Updating this is a low priority. // to avoid putting pressure on the SQL connection pool. Updating this is a low priority.
await _updateLock.WaitAsync(token).ConfigureAwait(false); await _updateLock.WaitAsync(token).ConfigureAwait(false);
} }
catch (OperationCanceledException) catch (Exception ex) when (ex is OperationCanceledException || ex is ObjectDisposedException)
{ {
// Calling thread does not expect the exception that SemaphoreSlim throws... // Calling thread does not expect the exception that SemaphoreSlim throws...
throw new TaskCanceledException(); throw new TaskCanceledException();

5
Configuration.cs
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@ -58,10 +58,7 @@ namespace BirthdayBot
{ {
Host = sqlhost, Host = sqlhost,
Username = sqluser, Username = sqluser,
Password = sqlpass, Password = sqlpass
// Note: Npgsql connection pooling settings are defined (hardcoded) here.
MinPoolSize = 3,
MaxPoolSize = 20
}; };
var sqldb = jc["SqlDatabase"]?.Value<string>(); var sqldb = jc["SqlDatabase"]?.Value<string>();
if (sqldb != null) csb.Database = sqldb; // Optional database setting if (sqldb != null) csb.Database = sqldb; // Optional database setting