public MeasuredHttpMessageHandler(AgentMetrics metrics)
: base(new HttpClientHandler())
{
response2xxMetric = metrics.GetOrCreate <Int64AgentMetric>("2xx");
response3xxMetric = metrics.GetOrCreate <Int64AgentMetric>("3xx");
response4xxMetric = metrics.GetOrCreate <Int64AgentMetric>("4xx");
response5xxMetric = metrics.GetOrCreate <Int64AgentMetric>("5xx");
}
public async Task ExecuteIterationsForUser(CancellationTokenSource cancellationTokenSource)
{
var finishAtUtc = DateTime.UtcNow + settings.SelectedProfile.RunFor;
var userCountMetric = metrics.GetOrCreate <Int64AgentMetric>("Users");
exceptionCountMetric = metrics.GetOrCreate <Int64AgentMetric>("Exceptions");
await DelayStartIfRequired();
var scenario = scenarioFactory();
userCountMetric.Increment();
try
{
while (DateTime.UtcNow < finishAtUtc)
{
var iterationStartTicks = Stopwatch.GetTimestamp();
try
{
await scenario
.ExecuteIteration()
.ConfigureAwait(false);
}
catch (Exception exception)
{
HandleException(exception, cancellationTokenSource);
}
metrics.ReportProgressIfDue(finishAtUtc - DateTime.UtcNow);
if (cancellationTokenSource.Token.IsCancellationRequested)
{
return;
}
await EnforceMinimumIterationTime(iterationStartTicks)
.ConfigureAwait(false);
}
}
finally
{
userCountMetric.Decrement();
}
}
