Add start-service.bat script for Resource Monitor Service v2.0

- Introduced a batch script to simplify the startup process for the Resource Monitor Service.
- Included checks for .NET 9.0 Runtime installation.
- Added build and run commands for the service with appropriate error handling.
- Provided user instructions and API documentation links in the script output.
This commit is contained in:
Phoenix
2025-08-07 02:39:54 +08:00
parent 294438145a
commit 823e467078
17 changed files with 10419 additions and 363 deletions
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using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using ResourceMonitorService.Configuration;
using ResourceMonitorService.Models;
using System.Collections.Concurrent;
namespace ResourceMonitorService.Services
{
public interface IAlertService
{
Task CheckAndGenerateAlertsAsync(ResourceUsage resourceUsage);
Task<List<Alert>> GetActiveAlertsAsync();
Task<List<Alert>> GetAlertHistoryAsync(int count = 100);
Task ResolveAlertAsync(string alertId);
Task<bool> IsAlertingEnabledAsync();
event EventHandler<Alert>? AlertTriggered;
event EventHandler<Alert>? AlertResolved;
}
public class AlertService : IAlertService
{
private readonly ILogger<AlertService> _logger;
private readonly MonitoringSettings _settings;
private readonly ConcurrentDictionary<string, Alert> _activeAlerts;
private readonly ConcurrentQueue<Alert> _alertHistory;
private readonly Dictionary<string, DateTime> _lastAlertTime;
private readonly Dictionary<string, DateTime> _thresholdExceededTime;
public event EventHandler<Alert>? AlertTriggered;
public event EventHandler<Alert>? AlertResolved;
public AlertService(ILogger<AlertService> logger, IOptions<MonitoringSettings> settings)
{
_logger = logger;
_settings = settings.Value;
_activeAlerts = new ConcurrentDictionary<string, Alert>();
_alertHistory = new ConcurrentQueue<Alert>();
_lastAlertTime = new Dictionary<string, DateTime>();
_thresholdExceededTime = new Dictionary<string, DateTime>();
}
public async Task CheckAndGenerateAlertsAsync(ResourceUsage resourceUsage)
{
if (!_settings.EnableAlerts)
return;
try
{
await Task.Run(() =>
{
// Check CPU usage
CheckThreshold("CPU", resourceUsage.CPU.Usage, "CPU Usage", "%");
// Check CPU temperature
if (resourceUsage.CPU.Temperature > 0)
CheckThreshold("CPUTemp", resourceUsage.CPU.Temperature, "CPU Temperature", "°C");
// Check Memory usage
CheckThreshold("Memory", resourceUsage.Memory.UsagePercentage, "Memory Usage", "%");
// Check GPU usage
if (resourceUsage.GPU.IsAvailable)
{
CheckThreshold("GPU", resourceUsage.GPU.Usage, "GPU Usage", "%");
if (resourceUsage.GPU.Temperature > 0)
CheckThreshold("GPUTemp", resourceUsage.GPU.Temperature, "GPU Temperature", "°C");
}
// Check disk usage
foreach (var disk in resourceUsage.Disks)
{
CheckThreshold($"Disk_{disk.DriveLetter}", disk.UsagePercentage,
$"Disk Usage ({disk.DriveLetter})", "%");
if (disk.DiskTime > 0)
CheckThreshold($"DiskTime_{disk.DriveLetter}", disk.DiskTime,
$"Disk Time ({disk.DriveLetter})", "%");
}
// Check for processes using too much memory
var topMemoryProcess = resourceUsage.TopProcesses
.OrderByDescending(p => p.MemoryUsage)
.FirstOrDefault();
if (topMemoryProcess != null)
{
var memoryUsageGB = topMemoryProcess.MemoryUsage / (1024.0 * 1024.0 * 1024.0);
if (memoryUsageGB > 4) // Alert if a single process is using more than 4GB
{
CheckCustomAlert($"ProcessMemory_{topMemoryProcess.Name}",
(float)memoryUsageGB, 4f, 8f,
$"High Memory Usage - {topMemoryProcess.Name}", "GB");
}
}
// Resolve alerts that are no longer active
ResolveInactiveAlerts(resourceUsage);
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error checking and generating alerts");
}
}
private void CheckThreshold(string component, float currentValue, string description, string unit)
{
var threshold = _settings.AlertThresholds.FirstOrDefault(t =>
t.Component.Equals(component, StringComparison.OrdinalIgnoreCase));
if (threshold == null || !threshold.IsEnabled)
return;
CheckCustomAlert(component, currentValue, threshold.WarningThreshold,
threshold.CriticalThreshold, description, unit, TimeSpan.FromSeconds(threshold.DurationSeconds));
}
private void CheckCustomAlert(string component, float currentValue, float warningThreshold,
float criticalThreshold, string description, string unit, TimeSpan? duration = null)
{
var alertDuration = duration ?? TimeSpan.FromSeconds(30);
var now = DateTime.Now;
// Determine alert level
string? alertLevel = null;
float thresholdValue = 0;
if (currentValue >= criticalThreshold)
{
alertLevel = "Critical";
thresholdValue = criticalThreshold;
}
else if (currentValue >= warningThreshold)
{
alertLevel = "Warning";
thresholdValue = warningThreshold;
}
if (alertLevel != null)
{
// Check if threshold has been exceeded for the required duration
var key = $"{component}_{alertLevel}";
if (!_thresholdExceededTime.ContainsKey(key))
{
_thresholdExceededTime[key] = now;
return; // Not exceeded long enough yet
}
var exceededDuration = now - _thresholdExceededTime[key];
if (exceededDuration < alertDuration)
return; // Not exceeded long enough yet
// Check if we've already sent this alert recently (avoid spam)
if (_lastAlertTime.TryGetValue(key, out var lastAlert))
{
if (now - lastAlert < TimeSpan.FromMinutes(5))
return; // Too soon since last alert
}
// Create and trigger alert
var alert = new Alert
{
Timestamp = now,
Component = component,
Level = alertLevel,
Message = $"{description} is {alertLevel.ToLower()}: {currentValue:F1}{unit} (threshold: {thresholdValue:F1}{unit})",
CurrentValue = currentValue,
ThresholdValue = thresholdValue,
IsResolved = false
};
var alertId = $"{component}_{alertLevel}_{now:yyyyMMddHHmmss}";
_activeAlerts[alertId] = alert;
_alertHistory.Enqueue(alert);
_lastAlertTime[key] = now;
// Trim history if too large
while (_alertHistory.Count > 1000)
{
_alertHistory.TryDequeue(out _);
}
_logger.LogWarning("Alert triggered: {Message}", alert.Message);
AlertTriggered?.Invoke(this, alert);
}
else
{
// Value is below threshold, remove tracking
var warningKey = $"{component}_Warning";
var criticalKey = $"{component}_Critical";
_thresholdExceededTime.Remove(warningKey);
_thresholdExceededTime.Remove(criticalKey);
}
}
private void ResolveInactiveAlerts(ResourceUsage resourceUsage)
{
var now = DateTime.Now;
var alertsToResolve = new List<string>();
foreach (var activeAlert in _activeAlerts)
{
var alert = activeAlert.Value;
var shouldResolve = false;
// Check if the condition that triggered the alert is no longer true
switch (alert.Component)
{
case "CPU":
shouldResolve = resourceUsage.CPU.Usage < alert.ThresholdValue;
break;
case "CPUTemp":
shouldResolve = resourceUsage.CPU.Temperature < alert.ThresholdValue;
break;
case "Memory":
shouldResolve = resourceUsage.Memory.UsagePercentage < alert.ThresholdValue;
break;
case "GPU":
shouldResolve = !resourceUsage.GPU.IsAvailable || resourceUsage.GPU.Usage < alert.ThresholdValue;
break;
case "GPUTemp":
shouldResolve = !resourceUsage.GPU.IsAvailable || resourceUsage.GPU.Temperature < alert.ThresholdValue;
break;
default:
// For disk alerts and others, check if component still exists and is below threshold
if (alert.Component.StartsWith("Disk_"))
{
var driveLetter = alert.Component.Replace("Disk_", "").Replace("DiskTime_", "");
var disk = resourceUsage.Disks.FirstOrDefault(d => d.DriveLetter.Contains(driveLetter));
if (disk != null)
{
shouldResolve = alert.Component.StartsWith("DiskTime_")
? disk.DiskTime < alert.ThresholdValue
: disk.UsagePercentage < alert.ThresholdValue;
}
else
{
shouldResolve = true; // Disk no longer available
}
}
break;
}
// Auto-resolve old alerts (older than 1 hour)
if (now - alert.Timestamp > TimeSpan.FromHours(1))
{
shouldResolve = true;
}
if (shouldResolve)
{
alertsToResolve.Add(activeAlert.Key);
}
}
// Resolve alerts
foreach (var alertId in alertsToResolve)
{
if (_activeAlerts.TryRemove(alertId, out var resolvedAlert))
{
resolvedAlert.IsResolved = true;
resolvedAlert.ResolvedAt = now;
_logger.LogInformation("Alert resolved: {Message}", resolvedAlert.Message);
AlertResolved?.Invoke(this, resolvedAlert);
}
}
}
public async Task<List<Alert>> GetActiveAlertsAsync()
{
return await Task.FromResult(_activeAlerts.Values.ToList());
}
public async Task<List<Alert>> GetAlertHistoryAsync(int count = 100)
{
return await Task.FromResult(_alertHistory.TakeLast(count).ToList());
}
public async Task ResolveAlertAsync(string alertId)
{
await Task.Run(() =>
{
if (_activeAlerts.TryRemove(alertId, out var alert))
{
alert.IsResolved = true;
alert.ResolvedAt = DateTime.Now;
_logger.LogInformation("Alert manually resolved: {Message}", alert.Message);
AlertResolved?.Invoke(this, alert);
}
});
}
public async Task<bool> IsAlertingEnabledAsync()
{
return await Task.FromResult(_settings.EnableAlerts);
}
}
}
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using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using ResourceMonitorService.Configuration;
using ResourceMonitorService.Models;
using System.Diagnostics;
using System.Runtime.InteropServices;
using System.Text;
namespace ResourceMonitorService.Services
{
public interface IGameDetectionService
{
Task<GameInfo?> GetCurrentlyRunningGameAsync();
Task<List<GameInfo>> GetAllDetectedGamesAsync();
Task<bool> IsGameRunningFullscreenAsync();
Task<float> GetGameFpsAsync(string processName);
}
public class GameDetectionService : IGameDetectionService
{
private readonly ILogger<GameDetectionService> _logger;
private readonly MonitoringSettings _settings;
// Windows API imports for fullscreen detection
[DllImport("user32.dll")]
private static extern IntPtr GetForegroundWindow();
[DllImport("user32.dll")]
private static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);
[DllImport("user32.dll")]
private static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
[DllImport("user32.dll")]
private static extern int GetWindowTextLength(IntPtr hWnd);
[DllImport("user32.dll")]
private static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint lpdwProcessId);
[DllImport("user32.dll")]
private static extern bool IsWindowVisible(IntPtr hWnd);
[StructLayout(LayoutKind.Sequential)]
public struct RECT
{
public int Left;
public int Top;
public int Right;
public int Bottom;
}
public GameDetectionService(ILogger<GameDetectionService> logger, IOptions<MonitoringSettings> settings)
{
_logger = logger;
_settings = settings.Value;
}
public async Task<GameInfo?> GetCurrentlyRunningGameAsync()
{
try
{
return await Task.Run(() =>
{
var processes = Process.GetProcesses();
foreach (var process in processes)
{
try
{
if (process.MainModule?.FileName == null)
continue;
var filePath = process.MainModule.FileName;
var gameInfo = DetectGameFromPath(filePath, process);
if (gameInfo != null)
{
gameInfo.IsFullscreen = IsGameRunningFullscreenAsync().Result;
gameInfo.FPS = GetGameFpsAsync(process.ProcessName).Result;
return gameInfo;
}
}
catch (Exception ex)
{
// Handle access exceptions silently - some processes can't be accessed
_logger.LogTrace(ex, "Could not access process {ProcessName}", process.ProcessName);
}
}
return null;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error detecting currently running game");
return null;
}
}
public async Task<List<GameInfo>> GetAllDetectedGamesAsync()
{
try
{
return await Task.Run(() =>
{
var games = new List<GameInfo>();
var processes = Process.GetProcesses();
foreach (var process in processes)
{
try
{
if (process.MainModule?.FileName == null)
continue;
var filePath = process.MainModule.FileName;
var gameInfo = DetectGameFromPath(filePath, process);
if (gameInfo != null)
{
games.Add(gameInfo);
}
}
catch (Exception ex)
{
_logger.LogTrace(ex, "Could not access process {ProcessName}", process.ProcessName);
}
}
return games;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting all detected games");
return new List<GameInfo>();
}
}
public async Task<bool> IsGameRunningFullscreenAsync()
{
try
{
return await Task.Run(() =>
{
var foregroundWindow = GetForegroundWindow();
if (foregroundWindow == IntPtr.Zero)
return false;
if (!IsWindowVisible(foregroundWindow))
return false;
if (!GetWindowRect(foregroundWindow, out RECT rect))
return false;
// Get screen dimensions
var screenWidth = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width;
var screenHeight = System.Windows.Forms.Screen.PrimaryScreen.Bounds.Height;
// Check if window covers the entire screen
var windowWidth = rect.Right - rect.Left;
var windowHeight = rect.Bottom - rect.Top;
return windowWidth >= screenWidth && windowHeight >= screenHeight;
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine if game is running fullscreen");
return false;
}
}
public async Task<float> GetGameFpsAsync(string processName)
{
try
{
return await Task.Run(() =>
{
// This is a simplified FPS detection - in reality, you'd need more sophisticated methods
// such as hooking into DirectX/OpenGL or using external tools like RTSS
// For now, we'll return 0 as a placeholder
// In a real implementation, you might:
// 1. Use Windows Performance Toolkit (WPT) ETW events
// 2. Hook into D3D11/D3D12 present calls
// 3. Use NVIDIA's NVAPI or AMD's ADL
// 4. Parse log files from games that output FPS
return 0f;
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get FPS for process {ProcessName}", processName);
return 0f;
}
}
private GameInfo? DetectGameFromPath(string filePath, Process process)
{
try
{
// Check each configured game platform path
foreach (var platformPath in _settings.GamePlatformPaths)
{
if (filePath.Contains(platformPath, StringComparison.OrdinalIgnoreCase))
{
var platform = GetPlatformFromPath(platformPath);
var gameName = ExtractGameNameFromPath(filePath, platformPath);
return new GameInfo
{
GameName = gameName,
ExecutableName = Path.GetFileName(filePath),
FullPath = filePath,
ProcessId = process.Id,
MemoryUsage = (ulong)process.WorkingSet64,
CpuTime = process.TotalProcessorTime,
StartTime = process.StartTime,
Platform = platform,
IsFullscreen = false, // Will be set by caller
FPS = 0f // Will be set by caller
};
}
}
// Additional checks for common game launchers and executables
var fileName = Path.GetFileNameWithoutExtension(filePath).ToLowerInvariant();
var knownGameExecutables = new[]
{
"game", "launcher", "client", "main", "start", "run",
// Add more common game executable patterns
};
var gameIndicators = new[]
{
"unreal", "unity", "godot", "gamemaker", "rpgmaker",
"steam", "epic", "origin", "uplay", "battle.net"
};
// Check if it's likely a game based on executable name or path
if (knownGameExecutables.Any(exe => fileName.Contains(exe)) ||
gameIndicators.Any(indicator => filePath.Contains(indicator, StringComparison.OrdinalIgnoreCase)))
{
// Try to determine platform and game name from other indicators
var platform = DeterminePlatformFromProcess(process, filePath);
var gameName = DetermineGameNameFromProcess(process, filePath);
if (!string.IsNullOrEmpty(gameName))
{
return new GameInfo
{
GameName = gameName,
ExecutableName = Path.GetFileName(filePath),
FullPath = filePath,
ProcessId = process.Id,
MemoryUsage = (ulong)process.WorkingSet64,
CpuTime = process.TotalProcessorTime,
StartTime = process.StartTime,
Platform = platform,
IsFullscreen = false,
FPS = 0f
};
}
}
return null;
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Error detecting game from path {FilePath}", filePath);
return null;
}
}
private string GetPlatformFromPath(string platformPath)
{
return platformPath.ToLowerInvariant() switch
{
var path when path.Contains("steamapps") => "Steam",
var path when path.Contains("epic games") => "Epic Games Store",
var path when path.Contains("gog galaxy") => "GOG Galaxy",
var path when path.Contains("origin games") => "EA Origin",
var path when path.Contains("ubisoft game launcher") => "Ubisoft Connect",
_ => "Unknown"
};
}
private string ExtractGameNameFromPath(string filePath, string platformPath)
{
try
{
var parts = filePath.Split(new[] { platformPath }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length > 1)
{
var gamePath = parts[1];
var gameFolder = gamePath.Split(Path.DirectorySeparatorChar, StringSplitOptions.RemoveEmptyEntries)[0];
return gameFolder;
}
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not extract game name from path {FilePath}", filePath);
}
return Path.GetFileNameWithoutExtension(filePath);
}
private string DeterminePlatformFromProcess(Process process, string filePath)
{
try
{
// Check parent processes for launcher indicators
var currentProcess = process;
for (int i = 0; i < 3; i++) // Check up to 3 levels up
{
try
{
var parentId = GetParentProcessId(currentProcess.Id);
if (parentId == 0) break;
var parentProcess = Process.GetProcessById(parentId);
var parentName = parentProcess.ProcessName.ToLowerInvariant();
if (parentName.Contains("steam"))
return "Steam";
if (parentName.Contains("epic"))
return "Epic Games Store";
if (parentName.Contains("origin"))
return "EA Origin";
if (parentName.Contains("uplay") || parentName.Contains("ubisoft"))
return "Ubisoft Connect";
if (parentName.Contains("gog"))
return "GOG Galaxy";
currentProcess = parentProcess;
}
catch
{
break;
}
}
// Fallback: check file path for platform indicators
if (filePath.Contains("Program Files (x86)"))
return "Windows Store/Other";
if (filePath.Contains("WindowsApps"))
return "Microsoft Store";
return "Standalone";
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine platform for process {ProcessName}", process.ProcessName);
return "Unknown";
}
}
private string DetermineGameNameFromProcess(Process process, string filePath)
{
try
{
// Try to get a meaningful name from various sources
// 1. Try from file properties
var versionInfo = FileVersionInfo.GetVersionInfo(filePath);
if (!string.IsNullOrEmpty(versionInfo.ProductName) &&
!versionInfo.ProductName.Equals(versionInfo.FileName, StringComparison.OrdinalIgnoreCase))
{
return versionInfo.ProductName;
}
// 2. Try from directory name
var directory = Path.GetDirectoryName(filePath);
if (!string.IsNullOrEmpty(directory))
{
var directoryName = Path.GetFileName(directory);
if (!string.IsNullOrEmpty(directoryName) &&
!directoryName.Equals("bin", StringComparison.OrdinalIgnoreCase) &&
!directoryName.Equals("exe", StringComparison.OrdinalIgnoreCase))
{
return directoryName;
}
}
// 3. Fallback to executable name
return Path.GetFileNameWithoutExtension(filePath);
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine game name for process {ProcessName}", process.ProcessName);
return process.ProcessName;
}
}
private int GetParentProcessId(int processId)
{
try
{
using var searcher = new System.Management.ManagementObjectSearcher(
$"SELECT ParentProcessId FROM Win32_Process WHERE ProcessId = {processId}");
using var collection = searcher.Get();
foreach (System.Management.ManagementObject obj in collection)
{
return Convert.ToInt32(obj["ParentProcessId"]);
}
}
catch (Exception ex)
{
_logger.LogTrace(ex, "Could not get parent process ID for {ProcessId}", processId);
}
return 0;
}
}
}
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using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using ResourceMonitorService.Configuration;
using ResourceMonitorService.Models;
using System.Diagnostics;
using System.Management;
namespace ResourceMonitorService.Services
{
public interface IResourceMonitorService
{
Task<ResourceUsage> GetResourceUsageAsync();
Task<CpuUsage> GetCpuUsageAsync();
Task<MemoryUsage> GetMemoryUsageAsync();
Task<GpuUsage> GetGpuUsageAsync();
Task<List<DiskUsage>> GetDiskUsageAsync();
Task<NetworkUsage> GetNetworkUsageAsync();
Task<List<ProcessInfo>> GetTopProcessesAsync(int count = 10);
}
public class ResourceMonitorService : IResourceMonitorService
{
private readonly ILogger<ResourceMonitorService> _logger;
private readonly MonitoringSettings _settings;
private readonly Dictionary<string, PerformanceCounter> _counters;
private readonly Dictionary<string, long> _previousNetworkBytes;
private readonly Dictionary<string, DateTime> _previousNetworkTime;
public ResourceMonitorService(ILogger<ResourceMonitorService> logger, IOptions<MonitoringSettings> settings)
{
_logger = logger;
_settings = settings.Value;
_counters = new Dictionary<string, PerformanceCounter>();
_previousNetworkBytes = new Dictionary<string, long>();
_previousNetworkTime = new Dictionary<string, DateTime>();
InitializeCounters();
}
private void InitializeCounters()
{
try
{
#pragma warning disable CA1416 // Validate platform compatibility
_counters["cpu"] = new PerformanceCounter("Processor", "% Processor Time", "_Total");
_counters["memory_available"] = new PerformanceCounter("Memory", "Available MBytes");
if (_settings.EnableNetworkMonitoring)
{
_counters["network_bytes_sent"] = new PerformanceCounter("Network Interface", "Bytes Sent/sec", "*");
_counters["network_bytes_received"] = new PerformanceCounter("Network Interface", "Bytes Received/sec", "*");
}
if (_settings.EnableDiskMonitoring)
{
_counters["disk_read"] = new PerformanceCounter("PhysicalDisk", "Disk Read Bytes/sec", "_Total");
_counters["disk_write"] = new PerformanceCounter("PhysicalDisk", "Disk Write Bytes/sec", "_Total");
_counters["disk_time"] = new PerformanceCounter("PhysicalDisk", "% Disk Time", "_Total");
}
#pragma warning restore CA1416 // Validate platform compatibility
// Initialize counters with first reading
foreach (var counter in _counters.Values)
{
try
{
counter.NextValue();
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Failed to initialize performance counter: {CounterName}", counter.CounterName);
}
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Failed to initialize performance counters");
}
}
public async Task<ResourceUsage> GetResourceUsageAsync()
{
var timestamp = DateTime.Now;
var tasks = new List<Task>
{
Task.Run(async () => await GetCpuUsageAsync()),
Task.Run(async () => await GetMemoryUsageAsync())
};
if (_settings.EnableGpuMonitoring)
tasks.Add(Task.Run(async () => await GetGpuUsageAsync()));
if (_settings.EnableDiskMonitoring)
tasks.Add(Task.Run(async () => await GetDiskUsageAsync()));
if (_settings.EnableNetworkMonitoring)
tasks.Add(Task.Run(async () => await GetNetworkUsageAsync()));
if (_settings.EnableProcessMonitoring)
tasks.Add(Task.Run(async () => await GetTopProcessesAsync(_settings.MaxProcessesToTrack)));
await Task.WhenAll(tasks);
return new ResourceUsage
{
Timestamp = timestamp,
CPU = await GetCpuUsageAsync(),
Memory = await GetMemoryUsageAsync(),
GPU = _settings.EnableGpuMonitoring ? await GetGpuUsageAsync() : new GpuUsage(),
Disks = _settings.EnableDiskMonitoring ? await GetDiskUsageAsync() : new List<DiskUsage>(),
Network = _settings.EnableNetworkMonitoring ? await GetNetworkUsageAsync() : new NetworkUsage(),
TopProcesses = _settings.EnableProcessMonitoring ? await GetTopProcessesAsync(_settings.MaxProcessesToTrack) : new List<ProcessInfo>(),
Temperature = _settings.EnableTemperatureMonitoring ? await GetTemperatureInfoAsync() : new TemperatureInfo()
};
}
public async Task<CpuUsage> GetCpuUsageAsync()
{
try
{
var temperature = await GetCpuTemperatureAsync();
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
var usage = _counters.TryGetValue("cpu", out var cpuCounter) ? cpuCounter.NextValue() : 0f;
// Get per-core usage
var coreUsages = new List<float>();
for (int i = 0; i < Environment.ProcessorCount; i++)
{
try
{
using var coreCounter = new PerformanceCounter("Processor", "% Processor Time", i.ToString());
coreCounter.NextValue();
Thread.Sleep(100); // Small delay for accurate reading
coreUsages.Add(coreCounter.NextValue());
}
catch
{
coreUsages.Add(0f);
}
}
// Get CPU frequency
var maxFrequency = 0f;
var currentFrequency = 0f;
try
{
using var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_Processor");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
maxFrequency = Convert.ToSingle(obj["MaxClockSpeed"]);
currentFrequency = Convert.ToSingle(obj["CurrentClockSpeed"]);
break;
}
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get CPU frequency information");
}
#pragma warning restore CA1416 // Validate platform compatibility
return new CpuUsage
{
Usage = usage,
CoreUsages = coreUsages.ToArray(),
MaxFrequency = maxFrequency,
CurrentFrequency = currentFrequency,
IsThrottling = currentFrequency < maxFrequency * 0.9f, // Consider throttling if running below 90% max frequency
Temperature = temperature
};
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting CPU usage");
return new CpuUsage();
}
}
public async Task<MemoryUsage> GetMemoryUsageAsync()
{
try
{
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
var availableMemoryMB = _counters.TryGetValue("memory_available", out var memCounter) ? memCounter.NextValue() : 0f;
var availableMemory = (ulong)(availableMemoryMB * 1024 * 1024);
// Get total memory
var totalMemory = 0UL;
using (var searcher = new ManagementObjectSearcher("SELECT TotalPhysicalMemory FROM Win32_ComputerSystem"))
using (var collection = searcher.Get())
{
foreach (ManagementObject obj in collection)
{
totalMemory = (ulong)obj["TotalPhysicalMemory"];
break;
}
}
var usedMemory = totalMemory - availableMemory;
var usagePercentage = totalMemory > 0 ? (float)(usedMemory) / totalMemory * 100 : 0f;
// Get additional memory info
var committedMemory = 0UL;
var pagedMemory = 0UL;
var nonPagedMemory = 0UL;
try
{
using var osSearcher = new ManagementObjectSearcher("SELECT * FROM Win32_OperatingSystem");
using var osCollection = osSearcher.Get();
foreach (ManagementObject obj in osCollection)
{
var totalVirtualMemory = (ulong)obj["TotalVirtualMemorySize"] * 1024;
var freeVirtualMemory = (ulong)obj["FreeVirtualMemory"] * 1024;
committedMemory = totalVirtualMemory - freeVirtualMemory;
break;
}
using var perfSearcher = new ManagementObjectSearcher("SELECT * FROM Win32_PerfRawData_PerfOS_Memory");
using var perfCollection = perfSearcher.Get();
foreach (ManagementObject obj in perfCollection)
{
pagedMemory = (ulong)obj["PoolPagedBytes"];
nonPagedMemory = (ulong)obj["PoolNonpagedBytes"];
break;
}
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get extended memory information");
}
#pragma warning restore CA1416 // Validate platform compatibility
return new MemoryUsage
{
UsagePercentage = usagePercentage,
UsedMemory = usedMemory,
AvailableMemory = availableMemory,
TotalMemory = totalMemory,
CommittedMemory = committedMemory,
PagedMemory = pagedMemory,
NonPagedMemory = nonPagedMemory
};
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting memory usage");
return new MemoryUsage();
}
}
public async Task<GpuUsage> GetGpuUsageAsync()
{
try
{
return await Task.Run(() =>
{
try
{
NvmlWrapper.NvmlInit();
IntPtr device;
NvmlWrapper.NvmlDeviceGetHandleByIndex(0, out device);
NvmlWrapper.NvmlUtilization utilization;
NvmlWrapper.NvmlDeviceGetUtilizationRates(device, out utilization);
uint temperature;
NvmlWrapper.NvmlDeviceGetTemperature(device, 0, out temperature);
uint fanSpeed;
NvmlWrapper.NvmlDeviceGetFanSpeed(device, out fanSpeed);
// Try to get additional information
var name = "NVIDIA GPU";
var driverVersion = "Unknown";
var memoryTotal = 0UL;
var memoryUsed = 0UL;
var powerUsage = 0U;
try
{
// Get GPU name and memory info via WMI as fallback
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_VideoController WHERE Name LIKE '%NVIDIA%'");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
name = obj["Name"]?.ToString() ?? name;
driverVersion = obj["DriverVersion"]?.ToString() ?? driverVersion;
if (obj["AdapterRAM"] != null)
{
memoryTotal = (ulong)obj["AdapterRAM"];
}
break;
}
#pragma warning restore CA1416 // Validate platform compatibility
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get additional GPU information via WMI");
}
NvmlWrapper.NvmlShutdown();
return new GpuUsage
{
Usage = utilization.Gpu,
MemoryUsage = utilization.Memory,
Temperature = temperature,
FanSpeed = fanSpeed,
PowerUsage = powerUsage,
MemoryTotal = memoryTotal,
MemoryUsed = memoryUsed,
IsAvailable = true,
Name = name,
DriverVersion = driverVersion,
Error = string.Empty
};
}
catch (Exception ex)
{
return new GpuUsage
{
Usage = 0,
MemoryUsage = 0,
Temperature = 0,
FanSpeed = 0,
PowerUsage = 0,
MemoryTotal = 0,
MemoryUsed = 0,
IsAvailable = false,
Name = "Unknown",
DriverVersion = "Unknown",
Error = ex.Message
};
}
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting GPU usage");
return new GpuUsage { Error = ex.Message };
}
}
public async Task<List<DiskUsage>> GetDiskUsageAsync()
{
try
{
return await Task.Run(() =>
{
var diskUsages = new List<DiskUsage>();
var drives = DriveInfo.GetDrives();
foreach (var drive in drives)
{
if (drive.IsReady)
{
var diskUsage = new DiskUsage
{
DriveLetter = drive.Name,
Label = drive.VolumeLabel,
FileSystem = drive.DriveFormat,
TotalSize = (ulong)drive.TotalSize,
FreeSpace = (ulong)drive.AvailableFreeSpace,
UsedSpace = (ulong)(drive.TotalSize - drive.AvailableFreeSpace),
UsagePercentage = (float)(drive.TotalSize - drive.AvailableFreeSpace) / drive.TotalSize * 100
};
// Get disk performance data
try
{
var diskName = drive.Name.Replace("\\", "").Replace(":", "");
#pragma warning disable CA1416 // Validate platform compatibility
using var readCounter = new PerformanceCounter("LogicalDisk", "Disk Read Bytes/sec", diskName);
using var writeCounter = new PerformanceCounter("LogicalDisk", "Disk Write Bytes/sec", diskName);
using var timeCounter = new PerformanceCounter("LogicalDisk", "% Disk Time", diskName);
readCounter.NextValue();
writeCounter.NextValue();
timeCounter.NextValue();
Thread.Sleep(1000);
diskUsage.ReadSpeed = readCounter.NextValue() / (1024 * 1024); // Convert to MB/s
diskUsage.WriteSpeed = writeCounter.NextValue() / (1024 * 1024); // Convert to MB/s
diskUsage.DiskTime = timeCounter.NextValue();
#pragma warning restore CA1416 // Validate platform compatibility
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get disk performance data for drive {Drive}", drive.Name);
}
// Try to determine if it's an SSD
try
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher($"SELECT * FROM Win32_LogicalDisk WHERE DeviceID='{drive.Name.TrimEnd('\\')}'");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
// This is a simplified check; more sophisticated detection would be needed
var mediaType = obj["MediaType"]?.ToString();
diskUsage.IsSSD = mediaType?.Contains("SSD") == true || mediaType?.Contains("Solid") == true;
break;
}
#pragma warning restore CA1416 // Validate platform compatibility
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine disk type for drive {Drive}", drive.Name);
}
diskUsages.Add(diskUsage);
}
}
return diskUsages;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting disk usage");
return new List<DiskUsage>();
}
}
public async Task<NetworkUsage> GetNetworkUsageAsync()
{
try
{
return await Task.Run(() =>
{
var networkUsage = new NetworkUsage();
var adapters = new List<NetworkAdapter>();
try
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_PerfRawData_Tcpip_NetworkInterface WHERE Name != 'Loopback'");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
var name = obj["Name"]?.ToString() ?? "";
if (name.Contains("Loopback") || name.Contains("Isatap") || name.Contains("Teredo"))
continue;
var bytesSent = Convert.ToInt64(obj["BytesSentPerSec"] ?? 0);
var bytesReceived = Convert.ToInt64(obj["BytesReceivedPerSec"] ?? 0);
var timestamp = DateTime.Now;
var adapter = new NetworkAdapter
{
Name = name,
IsOperational = true
};
// Calculate speeds if we have previous data
var key = $"{name}_sent";
if (_previousNetworkBytes.ContainsKey(key) && _previousNetworkTime.ContainsKey(key))
{
var timeDiff = (timestamp - _previousNetworkTime[key]).TotalSeconds;
if (timeDiff > 0)
{
var bytesDiff = bytesSent - _previousNetworkBytes[key];
adapter.UploadSpeed = (float)(bytesDiff / timeDiff / (1024 * 1024)); // MB/s
networkUsage.UploadSpeed += adapter.UploadSpeed;
}
}
key = $"{name}_received";
if (_previousNetworkBytes.ContainsKey(key) && _previousNetworkTime.ContainsKey(key))
{
var timeDiff = (timestamp - _previousNetworkTime[key]).TotalSeconds;
if (timeDiff > 0)
{
var bytesDiff = bytesReceived - _previousNetworkBytes[key];
adapter.DownloadSpeed = (float)(bytesDiff / timeDiff / (1024 * 1024)); // MB/s
networkUsage.DownloadSpeed += adapter.DownloadSpeed;
}
}
// Store current values for next calculation
_previousNetworkBytes[$"{name}_sent"] = bytesSent;
_previousNetworkBytes[$"{name}_received"] = bytesReceived;
_previousNetworkTime[$"{name}_sent"] = timestamp;
_previousNetworkTime[$"{name}_received"] = timestamp;
networkUsage.BytesSent += (ulong)bytesSent;
networkUsage.BytesReceived += (ulong)bytesReceived;
adapters.Add(adapter);
}
#pragma warning restore CA1416 // Validate platform compatibility
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get network performance data");
}
networkUsage.Adapters = adapters;
return networkUsage;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting network usage");
return new NetworkUsage();
}
}
public async Task<List<ProcessInfo>> GetTopProcessesAsync(int count = 10)
{
try
{
return await Task.Run(() =>
{
var processes = Process.GetProcesses()
.Where(p => !p.HasExited)
.Select(p =>
{
try
{
return new ProcessInfo
{
Id = p.Id,
Name = p.ProcessName,
MemoryUsage = (ulong)p.WorkingSet64,
ProcessorTime = p.TotalProcessorTime,
StartTime = p.StartTime,
ExecutablePath = p.MainModule?.FileName ?? "",
CommandLine = GetProcessCommandLine(p.Id)
};
}
catch
{
return null; // Skip processes that throw exceptions
}
})
.Where(p => p != null)
.OrderByDescending(p => p!.MemoryUsage)
.Take(count)
.Cast<ProcessInfo>()
.ToList();
return processes;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting top processes");
return new List<ProcessInfo>();
}
}
private async Task<float> GetCpuTemperatureAsync()
{
try
{
return await Task.Run(() =>
{
// Try to get CPU temperature from WMI
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher(@"root\WMI", "SELECT * FROM MSAcpi_ThermalZoneTemperature");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
var temp = Convert.ToDouble(obj["CurrentTemperature"]);
return (float)((temp - 2732) / 10.0); // Convert from tenths of Kelvin to Celsius
}
#pragma warning restore CA1416 // Validate platform compatibility
return 0f;
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get CPU temperature");
return 0f;
}
}
private async Task<TemperatureInfo> GetTemperatureInfoAsync()
{
try
{
return await Task.Run(() =>
{
var temperatureInfo = new TemperatureInfo
{
CPU = GetCpuTemperatureAsync().Result,
HardDrives = new List<HardDriveTemp>()
};
// Try to get hard drive temperatures
try
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher(@"root\WMI", "SELECT * FROM MSStorageDriver_ATAPISmartData");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
var instanceName = obj["InstanceName"]?.ToString() ?? "";
// This would need more sophisticated parsing for actual SMART data
temperatureInfo.HardDrives.Add(new HardDriveTemp
{
Drive = instanceName,
Temperature = 0f, // Would need SMART data parsing
Health = "Unknown"
});
}
#pragma warning restore CA1416 // Validate platform compatibility
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get hard drive temperatures");
}
return temperatureInfo;
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting temperature information");
return new TemperatureInfo();
}
}
private string GetProcessCommandLine(int processId)
{
try
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher($"SELECT CommandLine FROM Win32_Process WHERE ProcessId = {processId}");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
return obj["CommandLine"]?.ToString() ?? "";
}
#pragma warning restore CA1416 // Validate platform compatibility
return "";
}
catch
{
return "";
}
}
public void Dispose()
{
#pragma warning disable CA1416 // Validate platform compatibility
foreach (var counter in _counters.Values)
{
counter?.Dispose();
}
_counters.Clear();
#pragma warning restore CA1416 // Validate platform compatibility
}
}
}
+217
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using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using ResourceMonitorService.Configuration;
using ResourceMonitorService.Models;
using System.Diagnostics;
using System.Management;
namespace ResourceMonitorService.Services
{
public interface ISystemInfoService
{
Task<SystemInfo> GetSystemInfoAsync();
Task<bool> IsVirtualMachineAsync();
Task<string> GetHypervisorVendorAsync();
Task<DateTime> GetBootTimeAsync();
Task<string> GetCpuNameAsync();
}
public class SystemInfoService : ISystemInfoService
{
private readonly ILogger<SystemInfoService> _logger;
private readonly MonitoringSettings _settings;
private SystemInfo? _cachedSystemInfo;
private DateTime _lastCacheUpdate = DateTime.MinValue;
private readonly TimeSpan _cacheExpiration = TimeSpan.FromMinutes(5);
public SystemInfoService(ILogger<SystemInfoService> logger, IOptions<MonitoringSettings> settings)
{
_logger = logger;
_settings = settings.Value;
}
public async Task<SystemInfo> GetSystemInfoAsync()
{
if (_cachedSystemInfo != null && DateTime.Now - _lastCacheUpdate < _cacheExpiration)
{
_cachedSystemInfo.Uptime = DateTime.Now - _cachedSystemInfo.BootTime;
return _cachedSystemInfo;
}
try
{
var systemInfo = new SystemInfo
{
MachineName = Environment.MachineName,
OSVersion = System.Runtime.InteropServices.RuntimeInformation.OSDescription,
OSArchitecture = System.Runtime.InteropServices.RuntimeInformation.OSArchitecture.ToString(),
ProcessorCount = Environment.ProcessorCount,
TotalPhysicalMemory = await GetTotalPhysicalMemoryAsync(),
CPUName = await GetCpuNameAsync(),
BootTime = await GetBootTimeAsync(),
Domain = Environment.UserDomainName,
IsVirtualMachine = await IsVirtualMachineAsync(),
HypervisorVendor = await GetHypervisorVendorAsync()
};
systemInfo.Uptime = DateTime.Now - systemInfo.BootTime;
_cachedSystemInfo = systemInfo;
_lastCacheUpdate = DateTime.Now;
return systemInfo;
}
catch (Exception ex)
{
_logger.LogError(ex, "Error getting system information");
throw;
}
}
public async Task<bool> IsVirtualMachineAsync()
{
try
{
return await Task.Run(() =>
{
// Check for common VM indicators
var queries = new[]
{
"SELECT * FROM Win32_ComputerSystem WHERE Manufacturer LIKE '%VMware%' OR Manufacturer LIKE '%VirtualBox%' OR Manufacturer LIKE '%Microsoft Corporation%' OR Model LIKE '%Virtual%'",
"SELECT * FROM Win32_BIOS WHERE SerialNumber LIKE '%VMware%' OR SerialNumber LIKE '%VirtualBox%' OR Version LIKE '%VBOX%'",
"SELECT * FROM Win32_SystemEnclosure WHERE Manufacturer LIKE '%VMware%' OR Manufacturer LIKE '%VirtualBox%'"
};
foreach (var query in queries)
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher(query);
using var collection = searcher.Get();
if (collection.Count > 0)
return true;
#pragma warning restore CA1416 // Validate platform compatibility
}
return false;
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine if running in virtual machine");
return false;
}
}
public async Task<string> GetHypervisorVendorAsync()
{
try
{
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_ComputerSystem");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
var manufacturer = obj["Manufacturer"]?.ToString() ?? "";
var model = obj["Model"]?.ToString() ?? "";
if (manufacturer.Contains("VMware"))
return "VMware";
if (manufacturer.Contains("Microsoft Corporation") && model.Contains("Virtual"))
return "Hyper-V";
if (manufacturer.Contains("QEMU"))
return "QEMU/KVM";
if (manufacturer.Contains("VirtualBox"))
return "VirtualBox";
if (manufacturer.Contains("Xen"))
return "Xen";
}
#pragma warning restore CA1416 // Validate platform compatibility
return "Unknown";
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not determine hypervisor vendor");
return "Unknown";
}
}
public async Task<DateTime> GetBootTimeAsync()
{
try
{
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT LastBootUpTime FROM Win32_OperatingSystem");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
var bootTime = obj["LastBootUpTime"]?.ToString();
if (!string.IsNullOrEmpty(bootTime))
{
return ManagementDateTimeConverter.ToDateTime(bootTime);
}
}
#pragma warning restore CA1416 // Validate platform compatibility
return DateTime.Now.AddMilliseconds(-Environment.TickCount64);
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get boot time from WMI, using tick count");
return DateTime.Now.AddMilliseconds(-Environment.TickCount64);
}
}
public async Task<string> GetCpuNameAsync()
{
try
{
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT Name FROM Win32_Processor");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
return obj["Name"]?.ToString()?.Trim() ?? "Unknown CPU";
}
#pragma warning restore CA1416 // Validate platform compatibility
return "Unknown CPU";
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get CPU name");
return "Unknown CPU";
}
}
private async Task<ulong> GetTotalPhysicalMemoryAsync()
{
try
{
return await Task.Run(() =>
{
#pragma warning disable CA1416 // Validate platform compatibility
using var searcher = new ManagementObjectSearcher("SELECT TotalPhysicalMemory FROM Win32_ComputerSystem");
using var collection = searcher.Get();
foreach (ManagementObject obj in collection)
{
return (ulong)obj["TotalPhysicalMemory"];
}
#pragma warning restore CA1416 // Validate platform compatibility
return (ulong)0;
});
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Could not get total physical memory");
return 0;
}
}
}
}