Added Message Handler performance logging to Tapeti.Serilog
This commit is contained in:
Mark van Renswoude
parent
9d3c1d7008
commit
58356fbbad
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@ -0,0 +1,22 @@
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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>netcoreapp3.1</TargetFramework>
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<RootNamespace>_08_MessageHandlerLogging</RootNamespace>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Serilog.Sinks.Console" Version="4.0.0" />
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<PackageReference Include="SimpleInjector" Version="5.3.0" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\Tapeti.Serilog\Tapeti.Serilog.csproj" />
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<ProjectReference Include="..\ExampleLib\ExampleLib.csproj" />
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<ProjectReference Include="..\Messaging.TapetiExample\Messaging.TapetiExample.csproj" />
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<ProjectReference Include="..\..\Tapeti.SimpleInjector\Tapeti.SimpleInjector.csproj" />
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<ProjectReference Include="..\..\Tapeti\Tapeti.csproj" />
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</ItemGroup>
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</Project>
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using System;
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using System.Threading.Tasks;
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using ExampleLib;
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using Messaging.TapetiExample;
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using Serilog;
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using Serilog.Events;
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using SimpleInjector;
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using Tapeti;
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using Tapeti.Serilog;
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using Tapeti.SimpleInjector;
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using ILogger = Tapeti.ILogger;
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namespace _08_MessageHandlerLogging
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{
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public class Program
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{
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public static void Main()
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{
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var container = new Container();
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var dependencyResolver = new SimpleInjectorDependencyResolver(container);
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var seriLogger = new LoggerConfiguration()
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.MinimumLevel.Debug()
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// Include {Properties} or specific keys in the output template to see properties added to the diagnostic context
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.WriteTo.Console(outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj} {Properties}{NewLine}{Exception}")
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.CreateLogger();
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container.RegisterInstance((Serilog.ILogger)seriLogger);
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container.Register<ILogger, TapetiSeriLogger.WithMessageLogging>();
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var helper = new ExampleConsoleApp(dependencyResolver);
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helper.Run(MainAsync);
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seriLogger.Dispose();
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}
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internal static async Task MainAsync(IDependencyResolver dependencyResolver, Func<Task> waitForDone)
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{
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var config = new TapetiConfig(dependencyResolver)
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.WithMessageHandlerLogging()
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.RegisterAllControllers()
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.Build();
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await using var connection = new TapetiConnection(config);
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var subscriber = await connection.Subscribe(false);
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var publisher = dependencyResolver.Resolve<IPublisher>();
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await publisher.Publish(new PublishSubscribeMessage
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{
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Greeting = "Hello message handler logging!"
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});
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await subscriber.Resume();
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await waitForDone();
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}
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}
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}
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using System;
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using System.Threading.Tasks;
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using ExampleLib;
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using Messaging.TapetiExample;
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using Tapeti.Annotations;
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namespace _08_MessageHandlerLogging
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{
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[MessageController]
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[DynamicQueue("tapeti.example.08.slow")]
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public class SlowMessageController
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{
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private readonly IExampleState exampleState;
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public SlowMessageController(IExampleState exampleState)
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{
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this.exampleState = exampleState;
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}
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public async Task GimmeASec(PublishSubscribeMessage message)
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{
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Console.WriteLine("Received message (in slow controller): " + message.Greeting);
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await Task.Delay(1000);
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exampleState.Done();
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}
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}
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}
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using System;
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using Messaging.TapetiExample;
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using Tapeti.Annotations;
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using Tapeti.Serilog;
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namespace _08_MessageHandlerLogging
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{
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[MessageController]
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[DynamicQueue("tapeti.example.08.speedy")]
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public class SpeedyMessageController
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{
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// ReSharper disable once InconsistentNaming
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public void IAmSpeed(PublishSubscribeMessage message, IDiagnosticContext diagnosticContext)
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{
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diagnosticContext.Set("PropertySetByMessageHandler", 42);
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Console.WriteLine("Received message (in speedy controller): " + message.Greeting);
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}
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}
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}
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using Serilog.Events;
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using Tapeti.Config;
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using Tapeti.Serilog.Middleware;
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// ReSharper disable UnusedMember.Global - public API
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namespace Tapeti.Serilog
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{
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/// <summary>
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/// ITapetiConfigBuilder extension for enabling message handler logging.
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/// </summary>
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public static class ConfigExtensions
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{
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/// <summary>
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/// Enables message handler logging.
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/// </summary>
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/// <param name="config"></param>
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/// <param name="elapsedWarningTreshold">The time (in milliseconds) a message handler is allowed to run without a warning being logged</param>
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/// <param name="defaultLevel">The default log level when a message handler completes within the elapsedWarningTreshold</param>
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/// <returns></returns>
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public static ITapetiConfigBuilder WithMessageHandlerLogging(this ITapetiConfigBuilder config,
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double elapsedWarningTreshold = 500, LogEventLevel defaultLevel = LogEventLevel.Debug)
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{
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config.Use(new MessageHandlerLoggingBindingMiddleware(elapsedWarningTreshold, defaultLevel));
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return config;
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}
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}
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}
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using System.Collections.Generic;
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using Serilog.Core;
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using Serilog.Events;
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namespace Tapeti.Serilog.Default
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{
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/// <summary>
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/// Implements the IDiagnosticContext interface for a Serilog ILogger.
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/// </summary>
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public class DiagnosticContext : IDiagnosticContext
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{
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private readonly global::Serilog.ILogger logger;
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private readonly List<LogEventProperty> properties = new List<LogEventProperty>();
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/// <summary>
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/// Creates a new instance of a DiagnosticContext
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/// </summary>
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/// <param name="logger">The Serilog ILogger which will be enriched</param>
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public DiagnosticContext(global::Serilog.ILogger logger)
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{
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this.logger = logger;
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}
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public void Set(string propertyName, object value, bool destructureObjects = false)
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{
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if (logger.BindProperty(propertyName, value, destructureObjects, out var logEventProperty))
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properties.Add(logEventProperty);
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}
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/// <summary>
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/// Returns a Serilog ILogger which is enriched with the properties set by this DiagnosticContext
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/// </summary>
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public global::Serilog.ILogger GetEnrichedLogger()
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{
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return properties.Count > 0
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? logger.ForContext(new LogEventPropertiesEnricher(properties))
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: logger;
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}
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private class LogEventPropertiesEnricher : ILogEventEnricher
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{
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private readonly IEnumerable<LogEventProperty> properties;
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public LogEventPropertiesEnricher(IEnumerable<LogEventProperty> properties)
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{
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this.properties = properties;
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}
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public void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory)
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{
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foreach (var property in properties)
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logEvent.AddOrUpdateProperty(property);
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}
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}
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}
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}
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using Tapeti.Config;
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namespace Tapeti.Serilog
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{
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/// <summary>
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/// Stores the IDiagnosticContext for a message handler.
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/// </summary>
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public class DiagnosticContextPayload : IMessageContextPayload
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{
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/// <summary>
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/// Initializes a DiagnosticContext payload.
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/// </summary>
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public DiagnosticContextPayload(IDiagnosticContext diagnosticContext)
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{
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DiagnosticContext = diagnosticContext;
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}
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/// <summary>
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/// The diagnostic context for the current message handler.
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/// </summary>
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public IDiagnosticContext DiagnosticContext { get; }
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}
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}
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namespace Tapeti.Serilog
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{
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/// <summary>
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/// Collects diagnostic information for message handler logging when using the
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/// MessageHandlerLogging middleware.
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/// </summary>
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/// <remarks>
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/// This is a one-to-one copy of the IDiagnosticContext in Serilog.Extensions.Hosting which
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/// saves a reference to that package while allowing similar usage within Tapeti message handlers.
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/// </remarks>
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public interface IDiagnosticContext
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{
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/// <summary>
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/// Set the specified property on the current diagnostic context. The property will be collected
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/// and attached to the event emitted at the completion of the context.
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/// </summary>
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/// <param name="propertyName">The name of the property. Must be non-empty.</param>
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/// <param name="value">The property value.</param>
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/// <param name="destructureObjects">If true, the value will be serialized as structured
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/// data if possible; if false, the object will be recorded as a scalar or simple array.</param>
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void Set(string propertyName, object value, bool destructureObjects = false);
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}
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}
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using System;
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using System.Linq;
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using Serilog.Events;
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using Tapeti.Config;
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namespace Tapeti.Serilog.Middleware
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{
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/// <summary>
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/// Implements the middleware which binds any IDiagnosticContext parameter in message handlers.
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/// </summary>
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public class MessageHandlerLoggingBindingMiddleware : IControllerBindingMiddleware
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{
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private readonly IControllerMessageMiddleware controllerMessageMiddleware;
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/// <summary>
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/// Creates a new instance of the middleware which binds any IDiagnosticContext parameter in message handlers.
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/// </summary>
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/// <param name="elapsedWarningTreshold"></param>
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/// <param name="defaultLevel"></param>
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public MessageHandlerLoggingBindingMiddleware(double elapsedWarningTreshold = 500, LogEventLevel defaultLevel = LogEventLevel.Debug)
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{
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controllerMessageMiddleware = new MessageHandlerLoggingMessageMiddleware(elapsedWarningTreshold, defaultLevel);
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}
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/// <inheritdoc />
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public void Handle(IControllerBindingContext context, Action next)
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{
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RegisterDiagnosticContextParameter(context);
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// All state is contained within the message context, using a single middleware instance is safe
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context.Use(controllerMessageMiddleware);
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next();
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}
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private static void RegisterDiagnosticContextParameter(IControllerBindingContext context)
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{
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foreach (var parameter in context.Parameters.Where(p => !p.HasBinding && p.Info.ParameterType == typeof(IDiagnosticContext)))
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parameter.SetBinding(DiagnosticContextFactory);
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}
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private static object DiagnosticContextFactory(IMessageContext context)
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{
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return context.TryGet<DiagnosticContextPayload>(out var diagnosticContextPayload)
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? diagnosticContextPayload.DiagnosticContext
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: null;
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}
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}
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}
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using System;
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using System.Diagnostics;
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using System.Threading.Tasks;
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using Serilog.Events;
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using Tapeti.Config;
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using Tapeti.Serilog.Default;
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namespace Tapeti.Serilog.Middleware
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{
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/// <summary>
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/// Implements the message handler logging middleware which provides an IDiagnosticContext for
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/// the message handler and logs the result.
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/// </summary>
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public class MessageHandlerLoggingMessageMiddleware : IControllerMessageMiddleware
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{
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private readonly double elapsedWarningTreshold;
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private readonly LogEventLevel defaultLevel;
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/// <summary>
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/// Creates a new instance of the message handler logging middleware which provides an IDiagnosticContext
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/// for the message handler and logs the result.
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/// </summary>
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/// <param name="elapsedWarningTreshold">The time (in milliseconds) a message handler is allowed to run without a warning being logged</param>
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/// <param name="defaultLevel">The default log level when a message handler completes within the elapsedWarningTreshold</param>
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public MessageHandlerLoggingMessageMiddleware(double elapsedWarningTreshold = 500, LogEventLevel defaultLevel = LogEventLevel.Debug)
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{
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this.elapsedWarningTreshold = elapsedWarningTreshold;
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this.defaultLevel = defaultLevel;
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}
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/// <inheritdoc />
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public async Task Handle(IMessageContext context, Func<Task> next)
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{
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var logger = context.Config.DependencyResolver.Resolve<global::Serilog.ILogger>();
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var diagnosticContext = new DiagnosticContext(logger);
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context.Store(new DiagnosticContextPayload(diagnosticContext));
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var stopwatch = new Stopwatch();
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stopwatch.Start();
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await next();
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stopwatch.Stop();
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var controllerName = "Unknown";
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var methodName = "Unknown";
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if (context.TryGet<ControllerMessageContextPayload>(out var controllerMessageContextPayload))
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{
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controllerName = controllerMessageContextPayload.Binding.Controller.Name;
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methodName = controllerMessageContextPayload.Binding.Method.Name;
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}
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var level = stopwatch.ElapsedMilliseconds > elapsedWarningTreshold ? LogEventLevel.Warning : defaultLevel;
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var enrichedLogger = diagnosticContext.GetEnrichedLogger();
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enrichedLogger.Write(level, "Tapeti: {controller}.{method} completed in {elapsedMilliseconds} ms",
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controllerName, methodName, stopwatch.ElapsedMilliseconds);
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}
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}
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}
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@ -33,6 +33,6 @@
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
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<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
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</ItemGroup>
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</Project>
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@ -59,7 +59,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tapeti.Cmd", "Tapeti.Cmd\Ta
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EndProject
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "06-StatelessRequestResponse", "Examples\06-StatelessRequestResponse\06-StatelessRequestResponse.csproj", "{152227AA-3165-4550-8997-6EA80C84516E}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "07-ParallelizationTest", "Examples\07-ParallelizationTest\07-ParallelizationTest.csproj", "{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96}"
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "07-ParallelizationTest", "Examples\07-ParallelizationTest\07-ParallelizationTest.csproj", "{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96}"
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EndProject
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "08-MessageHandlerLogging", "Examples\08-MessageHandlerLogging\08-MessageHandlerLogging.csproj", "{906605A6-2CAB-4B29-B0DD-B735BF265E39}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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@ -163,6 +165,10 @@ Global
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{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96}.Release|Any CPU.Build.0 = Release|Any CPU
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{906605A6-2CAB-4B29-B0DD-B735BF265E39}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{906605A6-2CAB-4B29-B0DD-B735BF265E39}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{906605A6-2CAB-4B29-B0DD-B735BF265E39}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{906605A6-2CAB-4B29-B0DD-B735BF265E39}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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@ -191,6 +197,7 @@ Global
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{C8728BFC-7F97-41BC-956B-690A57B634EC} = {62002327-46B0-4B72-B95A-594CE7F8C80D}
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{152227AA-3165-4550-8997-6EA80C84516E} = {266B9B94-A4D2-41C2-860C-24A7C3B63B56}
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{E69E6BA5-68E7-4A4D-A38C-B2526AA66E96} = {266B9B94-A4D2-41C2-860C-24A7C3B63B56}
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{906605A6-2CAB-4B29-B0DD-B735BF265E39} = {266B9B94-A4D2-41C2-860C-24A7C3B63B56}
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {B09CC2BF-B2AF-4CB6-8728-5D1D8E5C50FA}
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