Iceshrimp.NET/Iceshrimp.Backend/Core/Tasks/JobCleanupTask.cs
Laura Hausmann 97532c2b22
[backend/queue] Clean completed jobs in a cron task instead of doing it at job completion
This prevents database deadlocks that can occur when many jobs are being processed simultaneously.
2024-05-14 15:05:01 +02:00

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1.1 KiB
C#

using System.Diagnostics.CodeAnalysis;
using Iceshrimp.Backend.Core.Database;
using Iceshrimp.Backend.Core.Database.Tables;
using Iceshrimp.Backend.Core.Services;
using Microsoft.EntityFrameworkCore;
namespace Iceshrimp.Backend.Core.Tasks;
[SuppressMessage("ReSharper", "UnusedType.Global", Justification = "Instantiated at runtime by CronService")]
public class JobCleanupTask : ICronTask
{
public async Task Invoke(IServiceProvider provider)
{
var db = provider.GetRequiredService<DatabaseContext>();
var queue = provider.GetRequiredService<QueueService>();
foreach (var name in queue.QueueNames)
{
await db.Jobs.Where(p => p.Queue == name && p.Status == Job.JobStatus.Completed)
.OrderByDescending(p => p.FinishedAt)
.Skip(10)
.ExecuteDeleteAsync();
await db.Jobs.Where(p => p.Queue == name && p.Status == Job.JobStatus.Failed)
.OrderByDescending(p => p.FinishedAt)
.Skip(100)
.ExecuteDeleteAsync();
}
}
public CronTaskType Type => CronTaskType.Interval;
public TimeSpan Trigger => TimeSpan.FromMinutes(15);
}