sam/Foxnouns.NET
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refactor: replace periodic tasks loop with background service

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sam 2024-09-04 01:46:39 +02:00
parent 54ec469cd9
commit fb324e7576
Signed by: sam
GPG key ID: B4EF20DDE721CAA1
4 changed files with 67 additions and 57 deletions
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4
Foxnouns.Backend/Services/KeyCacheService.cs
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@ -37,9 +37,9 @@ public class KeyCacheService(DatabaseContext db, IClock clock, ILogger logger)
return value.Value;
}
public async Task DeleteExpiredKeysAsync()
public async Task DeleteExpiredKeysAsync(CancellationToken ct)
{
var count = await db.TemporaryKeys.Where(k => k.Expires < clock.GetCurrentInstant()).ExecuteDeleteAsync();
var count = await db.TemporaryKeys.Where(k => k.Expires < clock.GetCurrentInstant()).ExecuteDeleteAsync(ct);
if (count != 0) logger.Information("Removed {Count} expired keys from the database", count);
}

26
Foxnouns.Backend/Services/PeriodicTasksService.cs Normal file
View file

@ -0,0 +1,26 @@
namespace Foxnouns.Backend.Services;
public class PeriodicTasksService(ILogger logger, IServiceProvider services) : BackgroundService
{
private readonly ILogger _logger = logger.ForContext<PeriodicTasksService>();
protected override async Task ExecuteAsync(CancellationToken ct)
{
using var timer = new PeriodicTimer(TimeSpan.FromMinutes(1));
while (await timer.WaitForNextTickAsync(ct))
{
_logger.Debug("Collecting metrics");
await RunPeriodicTasksAsync(ct);
}
}
private async Task RunPeriodicTasksAsync(CancellationToken ct)
{
_logger.Debug("Running periodic tasks");
await using var scope = services.CreateAsyncScope();
var keyCacheSvc = scope.ServiceProvider.GetRequiredService<KeyCacheService>();
await keyCacheSvc.DeleteExpiredKeysAsync(ct);
}
}