prometheus-net

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using Microsoft.AspNetCore.Builder;
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namespace Prometheus;
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public static class GrpcMetricsMiddlewareExtensions
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{
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    /// <summary>
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    /// Configures the ASP.NET Core request pipeline to collect Prometheus metrics on processed gRPC requests.
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    /// </summary>
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    public static IApplicationBuilder UseGrpcMetrics(this IApplicationBuilder app,
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        Action<GrpcMiddlewareExporterOptions> configure)
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    {
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        var options = new GrpcMiddlewareExporterOptions();
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        configure?.Invoke(options);
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        app.UseGrpcMetrics(options);
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        return app;
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    }
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    /// <summary>
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    /// Configures the ASP.NET Core request pipeline to collect Prometheus metrics on processed gRPC requests.
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    /// </summary>
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    public static IApplicationBuilder UseGrpcMetrics(this IApplicationBuilder app,
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        GrpcMiddlewareExporterOptions? options = null)
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    {
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        options ??= new GrpcMiddlewareExporterOptions();
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        if (options.RequestCount.Enabled)
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        {
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            app.UseMiddleware<GrpcRequestCountMiddleware>(options.RequestCount);
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        }
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        return app;
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    }
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}
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