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fix: keep trying to acquire lock in cache invalidator #1274

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merged 1 commit into from
Sep 30, 2024
Merged

fix: keep trying to acquire lock in cache invalidator #1274

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37 changes: 22 additions & 15 deletions src/BuildingRegistry.Cache.Invalidator/Infrastructure/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,20 +3,19 @@ namespace BuildingRegistry.Cache.Invalidator.Infrastructure
using System;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Timers;
using Autofac;
using Autofac.Extensions.DependencyInjection;
using Be.Vlaanderen.Basisregisters.Aws.DistributedMutex;
using BuildingRegistry.Infrastructure;
using Consumer.Read.Parcel;
using Consumer.Read.Parcel.Infrastructure.Modules;
using Destructurama;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Polly;
using Serilog;
using Serilog.Debugging;
using Serilog.Extensions.Logging;
Expand Down Expand Up @@ -65,9 +64,7 @@ public static async Task Main(string[] args)
builder.ClearProviders();
builder.AddSerilog(Log.Logger);
})
.ConfigureServices((hostContext, services) =>
{
})
.ConfigureServices((hostContext, services) => { })
.UseServiceProviderFactory(new AutofacServiceProviderFactory())
.ConfigureContainer<ContainerBuilder>((hostContext, builder) =>
{
Expand Down Expand Up @@ -103,17 +100,27 @@ public static async Task Main(string[] args)
if (consumerParcelContext.BuildingsToInvalidate.Any())
{
var distributedLockTableName = configuration.GetValue<string>("DistributedLock:LockName")
?? throw new Exception("No 'LockName' configuration found");
?? throw new Exception("No 'LockName' configuration found");

var distributedLockOptions = DistributedLockOptions.LoadFromConfiguration(configuration);
var distributedLock = new DistributedLock<Program>(distributedLockOptions, distributedLockTableName, loggerFactory.CreateLogger<Program>());

await distributedLock.RunAsync(
async () =>
{
await host.RunAsync().ConfigureAwait(false);
})
.ConfigureAwait(false);
var distributedLock = new DistributedLock<Program>(
distributedLockOptions,
distributedLockTableName,
loggerFactory.CreateLogger<Program>());

await Policy
.Handle<AcquireLockFailedException>()
.WaitAndRetryAsync(5, _ =>
{
Log.Information("Failed to acquire lock. Trying again within 1 minute.");
return TimeSpan.FromMinutes(1);
})
.ExecuteAsync(async ct =>
{
await distributedLock.RunAsync(
async () => { await host.RunAsync(token: ct).ConfigureAwait(false); })
.ConfigureAwait(false);
}, CancellationToken.None);
}
}
catch (AggregateException aggregateException)
Expand Down
3 changes: 2 additions & 1 deletion src/BuildingRegistry.Cache.Invalidator/appsettings.json
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,9 @@
"Region": "eu-west-1",
"TableName": "__DistributedLocks__",
"LeasePeriodInMinutes": 5,
"ThrowOnFailedAcquire": true,
"TerminateApplicationOnFailedRenew": true,
"TerminateApplicationOnFailedAcquire": true,
"TerminateApplicationOnFailedAcquire": false,
"LockName": "Be.Vlaanderen.Basisregisters.Redis.Populator.Program"
},

Expand Down
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