1
|
using System;
|
2
|
using System.Collections.Generic;
|
3
|
using System.Diagnostics;
|
4
|
using System;
|
5
|
using System.Management;
|
6
|
|
7
|
namespace LDClient.detection {
|
8
|
public class ProcessDetection : IDetection {
|
9
|
|
10
|
private const string ProcessStartQuery = "SELECT * FROM Win32_ProcessStartTrace";
|
11
|
private const string ProcessStopQuery = "SELECT * FROM Win32_ProcessStopTrace";
|
12
|
|
13
|
private ManagementEventWatcher _stopWatch;
|
14
|
|
15
|
private bool _isRunning;
|
16
|
|
17
|
private readonly string _processName;
|
18
|
private readonly uint _detectionPeriod;
|
19
|
private bool _processActive;
|
20
|
public ProcessDetection(string processName, uint detectionPeriod) {
|
21
|
this._processName = processName;
|
22
|
this._detectionPeriod = detectionPeriod;
|
23
|
}
|
24
|
|
25
|
|
26
|
public void DetectAsync() {
|
27
|
var processes = Process.GetProcessesByName(_processName);
|
28
|
Program.DefaultLogger.Info($"Found {processes.Length} processes with name: {_processName}");
|
29
|
var processFound = false;
|
30
|
foreach (var process in processes) {
|
31
|
if (process.ProcessName.Equals(_processName)) {
|
32
|
if (!_processActive) {
|
33
|
Program.DefaultLogger.Info($"Process started: {_processName}");
|
34
|
}
|
35
|
_processActive = true;
|
36
|
processFound = true;
|
37
|
break;
|
38
|
}
|
39
|
Console.WriteLine(process);
|
40
|
}
|
41
|
|
42
|
if (!processFound) {
|
43
|
if (_processActive) {
|
44
|
Program.DefaultLogger.Info($"Process stopped: {_processName}");
|
45
|
}
|
46
|
_processActive = false;
|
47
|
}
|
48
|
}
|
49
|
|
50
|
|
51
|
public void RunPeriodicDetection() {
|
52
|
|
53
|
Program.DefaultLogger.Info("Process periodic detector has started");
|
54
|
_isRunning = true;
|
55
|
while (_isRunning) {
|
56
|
DetectAsync();
|
57
|
Thread.Sleep((int)_detectionPeriod);
|
58
|
}
|
59
|
}
|
60
|
|
61
|
public void StopPeriodicDetection() {
|
62
|
_isRunning = false;
|
63
|
}
|
64
|
|
65
|
|
66
|
public void RegisterProcessListeners() {
|
67
|
ManagementEventWatcher startWatch = new ManagementEventWatcher(
|
68
|
new WqlEventQuery(ProcessStartQuery));
|
69
|
startWatch.EventArrived += startWatch_EventArrived;
|
70
|
startWatch.Start();
|
71
|
|
72
|
_stopWatch = new ManagementEventWatcher(
|
73
|
new WqlEventQuery(ProcessStopQuery));
|
74
|
_stopWatch.EventArrived += stopWatch_EventArrived;
|
75
|
_stopWatch.Start();
|
76
|
}
|
77
|
|
78
|
void stopWatch_EventArrived(object sender, EventArrivedEventArgs e) {
|
79
|
var processName = e.NewEvent.Properties["ProcessName"].Value.ToString();
|
80
|
if (processName.Equals(_processName + ".exe")) {
|
81
|
Program.DefaultLogger.Info($"Process stopped: {processName}");
|
82
|
}
|
83
|
}
|
84
|
|
85
|
void startWatch_EventArrived(object sender, EventArrivedEventArgs e) {
|
86
|
var processName = e.NewEvent.Properties["ProcessName"].Value.ToString();
|
87
|
if (processName.Equals(_processName + ".exe")) {
|
88
|
Program.DefaultLogger.Info($"Process started: {processName}");
|
89
|
}
|
90
|
}
|
91
|
}
|
92
|
}
|