public async Task StartServiceProfilerAsync()

in src/ServiceProfiler.EventPipe.Otel/Azure.Monitor.OpenTelemetry.Profiler.Core/OpenTelemetryProfilerProvider.cs [52:106]
43 lines of code
6 McCabe index (conditional complexity)

    public async Task<bool> StartServiceProfilerAsync(IProfilerSource source, CancellationToken cancellationToken = default)
    {
        _logger.LogTrace("Entering {name}.", nameof(StartServiceProfilerAsync));

        try
        {
            if (!await _singleProfilingSemaphore.WaitAsync(TimeSpan.FromSeconds(1), cancellationToken).ConfigureAwait(false))
            {
                _logger.LogDebug("No semaphore fetched within given time to check profiling state. There is another profiling in progress. Give it up.");
                return false;
            }
        }
        catch (Exception ex) when (ex is ObjectDisposedException || ex is OperationCanceledException)
        {
            _logger.LogDebug("Semaphore disposed or cancelled. Profiler won't start.");
            return false;
        }

        // Successfully acquired semaphore here.
        bool profilerStarted = false;

        _logger.LogTrace("Got the semaphore. Try starting the Profiler.");
        _logger.LogInformation(StartProfilerTriggered);

        string localCacheFolder = _userCacheManager.TempTraceDirectory.FullName;
        Directory.CreateDirectory(localCacheFolder);

        _currentTraceFilePath = Path.ChangeExtension(Path.Combine(localCacheFolder, Guid.NewGuid().ToString()), TraceFileExtension);
        _logger.LogDebug("Trace File Path: {traceFilePath}", _currentTraceFilePath);

        try
        {
            _logger.LogDebug("Call TraceControl.Enable().");
            await _traceControl.EnableAsync(_currentTraceFilePath, cancellationToken).ConfigureAwait(false);

            // Dispose any previous trace session listener
            _listener?.Dispose();
            _listener = _traceSessionListenerFactory.Create();
            _logger.LogDebug("New traceSessionListener created.");

            profilerStarted = true;
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Failed to start eventpipe profiling.");
            throw;
        }

        if (profilerStarted)
        {
            _logger.LogInformation(StartProfilerSucceeded);
        }

        return profilerStarted;
    }