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mirror of synced 2024-11-13 06:19:16 +00:00

Added ResetStopwatch functionality to IDiagnosticContext

This commit is contained in:
Mark van Renswoude 2024-03-13 13:43:43 +01:00
parent c7f736e033
commit 6985efb6f9
5 changed files with 37 additions and 9 deletions

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@ -148,7 +148,10 @@ namespace Tapeti.Flow.Default
private static ValueTask HandleParallelResponse(IMessageContext context)
{
if (context.TryGet<FlowMessageContextPayload>(out var flowPayload) && flowPayload.FlowIsConverging)
if (!context.TryGet<FlowMessageContextPayload>(out var flowPayload))
return default;
if (flowPayload.FlowIsConverging)
return default;
var flowHandler = context.Config.DependencyResolver.Resolve<IFlowHandler>();

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@ -72,7 +72,7 @@ namespace Tapeti.Flow.Default
internal async Task<MessageProperties> PrepareRequest(FlowContext context, ResponseHandlerInfo responseHandlerInfo,
string convergeMethodName = null, bool convergeMethodTaskSync = false)
string? convergeMethodName = null, bool convergeMethodTaskSync = false)
{
if (!context.HasFlowStateAndLock)
{
@ -101,7 +101,7 @@ namespace Tapeti.Flow.Default
internal async Task SendRequest(FlowContext context, object message, ResponseHandlerInfo responseHandlerInfo,
string convergeMethodName = null, bool convergeMethodTaskSync = false)
string? convergeMethodName = null, bool convergeMethodTaskSync = false)
{
var properties = await PrepareRequest(context, responseHandlerInfo, convergeMethodName, convergeMethodTaskSync);
await context.Store(responseHandlerInfo.IsDurableQueue);

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@ -1,4 +1,6 @@
using System.Collections.Generic;
using System.Diagnostics;
using System.Threading;
using Serilog.Core;
using Serilog.Events;
@ -10,16 +12,20 @@ namespace Tapeti.Serilog.Default
public class DiagnosticContext : IDiagnosticContext
{
private readonly global::Serilog.ILogger logger;
private readonly Stopwatch stopwatch;
private readonly List<LogEventProperty> properties = new();
private int resetCount;
/// <summary>
/// Creates a new instance of a DiagnosticContext
/// </summary>
/// <param name="logger">The Serilog ILogger which will be enriched</param>
public DiagnosticContext(global::Serilog.ILogger logger)
/// <param name="stopwatch">The Stopwatch instance that monitors the run time of the message handler</param>
public DiagnosticContext(global::Serilog.ILogger logger, Stopwatch stopwatch)
{
this.logger = logger;
this.stopwatch = stopwatch;
}
@ -31,6 +37,17 @@ namespace Tapeti.Serilog.Default
}
/// <inheritdoc />
public void ResetStopwatch(bool addToContext = true, string propertyNamePrefix = "stopwatchReset")
{
var newResetCount = Interlocked.Increment(ref resetCount);
if (addToContext)
Set(propertyNamePrefix + newResetCount, stopwatch.ElapsedMilliseconds);
stopwatch.Restart();
}
/// <summary>
/// Returns a Serilog ILogger which is enriched with the properties set by this DiagnosticContext
/// </summary>

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@ -5,8 +5,7 @@
/// MessageHandlerLogging middleware.
/// </summary>
/// <remarks>
/// This is a one-to-one copy of the IDiagnosticContext in Serilog.Extensions.Hosting which
/// saves a reference to that package while allowing similar usage within Tapeti message handlers.
/// Similar to IDiagnosticContext in Serilog.Extensions.Hosting but slightly extended.
/// </remarks>
public interface IDiagnosticContext
{
@ -19,5 +18,14 @@
/// <param name="destructureObjects">If true, the value will be serialized as structured
/// data if possible; if false, the object will be recorded as a scalar or simple array.</param>
void Set(string propertyName, object value, bool destructureObjects = false);
/// <summary>
/// Resets the timer which is used to monitor how long a message handler takes to complete.
/// Useful for example when a message handler is throttled by a rate limiter in the message
/// handler method and you want to measure only the time taken after it is allowed to start.
/// </summary>
/// <param name="addToContext">If true, the time taken until this reset is added to this diagnostic context as an incrementally named property for logging purposes. The value will be the time in milliseconds.</param>
/// <param name="propertyNamePrefix">The prefix for the property name(s) when addToContext is true. The number of times ResetStopwatch is called will be appended (stopwatchReset1, stopwatchReset2, etc).</param>
void ResetStopwatch(bool addToContext = true, string propertyNamePrefix = "stopwatchReset");
}
}

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@ -32,11 +32,11 @@ namespace Tapeti.Serilog.Middleware
public async ValueTask Handle(IMessageContext context, Func<ValueTask> next)
{
var logger = context.Config.DependencyResolver.Resolve<global::Serilog.ILogger>();
var diagnosticContext = new DiagnosticContext(logger);
var stopwatch = new Stopwatch();
var diagnosticContext = new DiagnosticContext(logger, stopwatch);
context.Store(new DiagnosticContextPayload(diagnosticContext));
var stopwatch = new Stopwatch();
stopwatch.Start();
await next();