Добавил метод для получения нагрузки на процессор

2026-07-14 03:46:58 +00:00 · 2026-06-28 21:34:58 +03:00
parent b53c690457
commit c4ead0d8de
12 changed files with 198 additions and 3 deletions
@@ -0,0 +1,64 @@
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using MonitorAgent.Application.Settings;
+using MonitorAgent.Core.Models;
+
+namespace MonitorAgent.Application.Services;
+
+public class CpuMonitorBackgroundService(
+    RawCpuMonitorService cpuMonitorService,
+    IOptions<CpuMonitorSettings> options,
+    ILogger<CpuMonitorBackgroundService> logger) : BackgroundService
+{
+    private RawCpuStatsCollection? _prevStats;
+    private RawCpuStatsCollection? _nextStats;
+
+    public async Task<CpuUsage> GetCpuUsageAsync(CancellationToken cancellationToken = default)
+    {
+        RawCpuStatsCollection prev, next;
+        if (_prevStats != null)
+            prev = _prevStats;
+        else
+            prev = await cpuMonitorService.ParseRawCpuStatsAsync(cancellationToken);
+        if (_nextStats != null)
+            next = _nextStats;
+        else
+            next = await cpuMonitorService.ParseRawCpuStatsAsync(cancellationToken);
+
+        var total = CalcUsage(prev.Total, next.Total);
+        var cores = new List<decimal>(prev.Cores.Count);
+        for (int i = 0; i < prev.Cores.Count; i++)
+            cores.Add(CalcUsage(prev.Cores[i], next.Cores[i]));
+
+        return new CpuUsage(total, cores);
+    }
+    
+    private decimal CalcUsage(RawCpuStats prev, RawCpuStats next)
+    {
+        decimal deltaTotal = next.Total - prev.Total;
+        decimal deltaIdle = next.Idle - prev.Idle;
+
+        return (1 - deltaIdle / deltaTotal) * 100;
+    }
+
+    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+    {
+        while (!stoppingToken.IsCancellationRequested)
+        {
+            try
+            {
+                _prevStats = _nextStats;
+                _nextStats = await cpuMonitorService.ParseRawCpuStatsAsync(stoppingToken);
+            }
+            catch (Exception e)
+            {
+                logger.LogError(e.Message);
+            }
+            finally
+            {
+                await Task.Delay(options.Value.DelayTime, stoppingToken);
+            }
+        }
+    }
+}