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- Implemented PolicyDslValidator with command-line options for strict mode and JSON output. - Created PolicySchemaExporter to generate JSON schemas for policy-related models. - Developed PolicySimulationSmoke tool to validate policy simulations against expected outcomes. - Added project files and necessary dependencies for each tool. - Ensured proper error handling and usage instructions across tools.
87 lines
4.3 KiB
C#
87 lines
4.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Text;
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namespace StellaOps.Bench.Notify.Reporting;
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internal static class PrometheusWriter
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{
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public static void Write(string path, IReadOnlyList<BenchmarkScenarioReport> reports)
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{
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ArgumentException.ThrowIfNullOrWhiteSpace(path);
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ArgumentNullException.ThrowIfNull(reports);
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var resolved = Path.GetFullPath(path);
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var directory = Path.GetDirectoryName(resolved);
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if (!string.IsNullOrEmpty(directory))
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{
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Directory.CreateDirectory(directory);
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}
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var builder = new StringBuilder();
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builder.AppendLine("# HELP notify_dispatch_bench_duration_ms Notify dispatch benchmark duration metrics (milliseconds).");
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builder.AppendLine("# TYPE notify_dispatch_bench_duration_ms gauge");
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builder.AppendLine("# HELP notify_dispatch_bench_throughput_per_sec Notify dispatch benchmark throughput metrics (deliveries per second).");
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builder.AppendLine("# TYPE notify_dispatch_bench_throughput_per_sec gauge");
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builder.AppendLine("# HELP notify_dispatch_bench_allocation_mb Notify dispatch benchmark allocation metrics (megabytes).");
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builder.AppendLine("# TYPE notify_dispatch_bench_allocation_mb gauge");
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foreach (var report in reports)
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{
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var scenarioLabel = Escape(report.Result.Id);
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AppendMetric(builder, "notify_dispatch_bench_mean_ms", scenarioLabel, report.Result.MeanMs);
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AppendMetric(builder, "notify_dispatch_bench_p95_ms", scenarioLabel, report.Result.P95Ms);
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AppendMetric(builder, "notify_dispatch_bench_max_ms", scenarioLabel, report.Result.MaxMs);
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AppendMetric(builder, "notify_dispatch_bench_threshold_ms", scenarioLabel, report.Result.ThresholdMs);
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AppendMetric(builder, "notify_dispatch_bench_mean_throughput_per_sec", scenarioLabel, report.Result.MeanThroughputPerSecond);
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AppendMetric(builder, "notify_dispatch_bench_min_throughput_per_sec", scenarioLabel, report.Result.MinThroughputPerSecond);
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AppendMetric(builder, "notify_dispatch_bench_min_throughput_threshold_per_sec", scenarioLabel, report.Result.MinThroughputThresholdPerSecond);
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AppendMetric(builder, "notify_dispatch_bench_max_allocated_mb", scenarioLabel, report.Result.MaxAllocatedMb);
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AppendMetric(builder, "notify_dispatch_bench_max_allocated_threshold_mb", scenarioLabel, report.Result.MaxAllocatedThresholdMb);
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if (report.Baseline is { } baseline)
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{
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AppendMetric(builder, "notify_dispatch_bench_baseline_max_ms", scenarioLabel, baseline.MaxMs);
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AppendMetric(builder, "notify_dispatch_bench_baseline_mean_ms", scenarioLabel, baseline.MeanMs);
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AppendMetric(builder, "notify_dispatch_bench_baseline_min_throughput_per_sec", scenarioLabel, baseline.MinThroughputPerSecond);
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}
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if (report.DurationRegressionRatio is { } durationRatio)
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{
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AppendMetric(builder, "notify_dispatch_bench_duration_regression_ratio", scenarioLabel, durationRatio);
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}
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if (report.ThroughputRegressionRatio is { } throughputRatio)
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{
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AppendMetric(builder, "notify_dispatch_bench_throughput_regression_ratio", scenarioLabel, throughputRatio);
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}
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AppendMetric(builder, "notify_dispatch_bench_regression_limit", scenarioLabel, report.RegressionLimit);
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AppendMetric(builder, "notify_dispatch_bench_regression_breached", scenarioLabel, report.RegressionBreached ? 1 : 0);
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}
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File.WriteAllText(resolved, builder.ToString(), Encoding.UTF8);
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}
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private static void AppendMetric(StringBuilder builder, string metric, string scenario, double? value)
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{
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if (!value.HasValue)
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{
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return;
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}
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builder.Append(metric);
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builder.Append("{scenario=\"");
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builder.Append(scenario);
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builder.Append("\"} ");
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builder.AppendLine(value.Value.ToString("G17", CultureInfo.InvariantCulture));
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}
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private static string Escape(string value) =>
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value.Replace("\\", "\\\\", StringComparison.Ordinal).Replace("\"", "\\\"", StringComparison.Ordinal);
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}
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