/// <summary>
/// Register an RedisDiagnosticObserver instance of RedisDiagnosticListener to listen for Redis Metrics with prometheus
/// </summary>
/// <param name="app"></param>
/// <returns></returns>
public static IServiceCollection AddRedisDiagnostics(this IServiceCollection services, RedisDiagnosticListener redisListener = null)
{
listener = redisListener ?? new RedisDiagnosticListener();
services.AddSingleton(listener);
if (listener == default)
{
throw new NullReferenceException("listener cannot be null, use services.AddRedisListener() in ConfigureServices method.");
}
observer = new RedisDiagnosticObserver(listener);
DiagnosticListener.AllListeners.Subscribe(observer);
return(services);
}
public RedisDiagnosticObserver(RedisDiagnosticListener listener)
{
_listener = listener ??
throw new ArgumentNullException(nameof(listener));
}
