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[HTTP] Unobserved exceptions report in stress #105336

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[HTTP] Unobserved exceptions report in stress #105336

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4f0d5e9
Unobserved exceptions report in stress
ManickaP Jul 23, 2024
b251127
Experiment with client only UTE
ManickaP Jul 25, 2024
91eee83
Merge branch 'main' into stress-unobserved-exs
antonfirsov Jul 30, 2024
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18 changes: 17 additions & 1 deletion src/libraries/System.Net.Http/tests/StressTests/HttpStress/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,8 @@ public enum ExitCode { Success = 0, StressError = 1, CliError = 2 };

public static readonly bool IsQuicSupported = QuicListener.IsSupported && QuicConnection.IsSupported;

private static readonly Dictionary<string, int> s_unobservedExceptions = new Dictionary<string, int>();

public static async Task<int> Main(string[] args)
{
if (!TryParseCli(args, out Configuration? config))
Expand Down Expand Up @@ -186,6 +188,18 @@ private static async Task<ExitCode> Run(Configuration config)
Console.WriteLine("Query Parameters: " + config.MaxParameters);
Console.WriteLine();

if (config.RunMode.HasFlag(RunMode.client))
{
TaskScheduler.UnobservedTaskException += (_, e) =>
{
lock (s_unobservedExceptions)
{
string text = e.Exception.ToString();
s_unobservedExceptions[text] = s_unobservedExceptions.GetValueOrDefault(text) + 1;
}
};
}

StressServer? server = null;
if (config.RunMode.HasFlag(RunMode.server))
{
Expand All @@ -210,8 +224,10 @@ private static async Task<ExitCode> Run(Configuration config)
client?.Stop();
client?.PrintFinalReport();

Console.WriteLine($"Unobserved exceptions of {s_unobservedExceptions.Count} different types: {Environment.NewLine}{string.Join(Environment.NewLine + new string('=', 120) + Environment.NewLine, s_unobservedExceptions.Select(pair => $"Count {pair.Value}: {pair.Key}"))}");

// return nonzero status code if there are stress errors
return client?.TotalErrorCount == 0 ? ExitCode.Success : ExitCode.StressError;
return client?.TotalErrorCount == 0 && s_unobservedExceptions.Count == 0 ? ExitCode.Success : ExitCode.StressError;
}

private static async Task WaitUntilMaxExecutionTimeElapsedOrKeyboardInterrupt(TimeSpan? maxExecutionTime = null)
Expand Down
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