UsefulTools.ps1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
function Set-TimeStampPrompt        
{ 
<#
    
.DESCRIPTION
   This function will add time stamp to current console prompt.
 
.EXAMPLE
   DateEcho "This message need a timesamp"
   26.01.2017-22:24:08> This message need a timesamp
 
.EXAMPLE
    Set-TimeStampPrompt
 
    PS [08/31/2017 12:20:09] C:\Users\>
 
.EXAMPLE
    Set-TimeStampPrompt -disable
 
    PS C:\Users\>
 
#>

    param([switch]$disable=$false)
    if(-not $disable)
    {   
        function global:Prompt {        
            "PS "+ " [$(Get-Date)] " + $(get-location) +"> "            
        }
    }
    else
    {
        function global:Prompt {
            "PS $($executionContext.SessionState.Path.CurrentLocation)$('>' * ($nestedPromptLevel + 1)) ";
            # .Link
            # https://go.microsoft.com/fwlink/?LinkID=225750
            # .ExternalHelp System.Management.Automation.dll-help.xml
        }
    }
}

function DateEcho($Var)
{
<#
    
.DESCRIPTION
   This function will add an extra time stamp for all input.
   Pipeline enabled command.
 
.EXAMPLE
   DateEcho "This message need a timesamp"
   26.01.2017-22:24:08> This message need a timesamp
 
.EXAMPLE
    ping 8.8.8.8 -t | DateEcho
 
    26.01.2017-22:24:48> Reply from 8.8.8.8: bytes=32 time=10ms TTL=57
    26.01.2017-22:24:49> Reply from 8.8.8.8: bytes=32 time=13ms TTL=57
    26.01.2017-22:24:50> Reply from 8.8.8.8: bytes=32 time=12ms TTL=57
    26.01.2017-22:24:51> Reply from 8.8.8.8: bytes=32 time=10ms TTL=57
    26.01.2017-22:24:52> Reply from 8.8.8.8: bytes=32 time=10ms TTL=57
#>

    
    process
    {
         $TimeStamp=Get-Date -Format "dd.MM.yyyy-HH:mm:ss> "
        "$TimeStamp$Var$_"
        
    }
    

}
function Lock-WorkStation
{
<#
    
.DESCRIPTION
   This function will lock the screen on workstation
 
.EXAMPLE
    Lock-WorkStation
    
#>


    rundll32.exe user32.dll, LockWorkStation
}

function Get-UpTimeStatistics
{
#System can start or stop
#Start event can be InstanceID 1 or 2147489653
#Stop event can be InstanceID 41 or 2147489654
#need to find each start stop pair and caculat a difference and sum it.

#Additional: Log the first start and last stop event and caculate as total

#If system shutdown unexpected, two start log will follow each other
#log the last proceed event log, if both was start event,
#than check previous log for last online state and handle as a start stop pair

<#
    
.DESCRIPTION
   This function Will list all system up-time related events and calculate a usage statistics based on these event logs.
        
 
    
 
.EXAMPLE
    Get-UpTimeStatistics
     
    ...
    Sytem Wake up at :07/09/2017 13:57:02 - Sleep at: 07/09/2017 16:59:43 | Total uptime: 10961(3:2:41)
    Sytem Wake up at :07/09/2017 18:57:33 - Sleep at: 07/09/2017 22:50:31 | Total uptime: 13978(3:52:58)
    Sytem Wake up at :07/09/2017 23:00:24 - Sleep at: 07/09/2017 23:21:41 | Total uptime: 1277(0:21:17)
    Sytem Wake up at :07/10/2017 07:53:26 - Sleep at: 07/10/2017 07:54:34 | Total uptime: 68(0:1:8)
    Sytem Wake up at :07/10/2017 07:54:50 - Sleep at: 07/10/2017 07:54:59 | Total uptime: 9(0:0:9)
    Sytem Wake up at :07/10/2017 09:05:35 - Sleep at: 07/10/2017 11:30:12 | Total uptime: 8677(2:24:37)
 
    Total Uptime: 815631(9 Day, 10:33:51)
 
    Total time: 2351273(27 Day, 5:7:53)
 
    Uptime Percent: 34.6889110707264
 
#>




$var=Get-EventLog -LogName system -InstanceId 42
$var+=Get-EventLog -LogName system -InstanceId 1 -Source Microsoft-Windows-Power-Troubleshooter
$var+=Get-EventLog -LogName system -Source EventLog | where Message -match ".*started|stopped.*"
$var= $var | sort Index

#clear-host
$var
"`n"
$wakeUpTime=$null;
$totalUpTime=0;
$FirstWakUpTime=0
$LastSleepTime=0
$LastEventType="stopped"
$LastEvent=$null
foreach($next in $var)
{
    #sleep or shutdown event
    if($next.InstanceID -eq 42 -or $next.InstanceId -eq 2147489654)
    {
        #check if there was any wakeuptime event already proceed.
        if($wakeUpTime -ne $null)
        {
            #calculate elapsed time between start and stop event
            $uptime=($next.TimeGenerated-$wakeUpTime).TotalSeconds
            $TimeSpan=New-TimeSpan -Seconds $uptime

            #Log information to display
            "Sytem Wake up at :" + $wakeUpTime + " - Sleep at: " + $next.TimeGenerated + " | Total uptime: " + $uptime+"("+$TimeSpan.Hours.ToString()+":"+$TimeSpan.Minutes.ToString()+":"+$TimeSpan.Seconds.ToString()+")"
            
            #Add currnet uptime to total
            $totalUpTime+=$uptime

            #save last sleep time for total time calculation
            $LastSleepTime=$next.TimeGenerated

            #save eventtype
            $LastEventType="stopped"
        }
    }
    
    
    #Wake Up event
    if($next.InstanceID -eq 1 -or $next.InstanceId -eq 2147489653)#wakupEvent
    {
        #This required to monitor previous monitored event was start or stopped type,
        #if previous was start than there was an unexpected shutdown, and need to check last recorded online state on EventLog source.
        if($LastEventType -eq "started" -and $lastEvent.InstanceID -eq 2147489653)
        {
            #filter eventlog event before $next event to determinate the last online state
            $var2=Get-EventLog -LogName system -Source EventLog |  where index -lt $next.Index | select -First 10

            #calculate elapsed time between start and stop event,
            #The shutdown time is the last recorded online time on EventLog source ( just before $next event)
            $uptime=($var2[3].TimeGenerated-$wakeUpTime).TotalSeconds
            $TimeSpan=New-TimeSpan -Seconds $uptime

            #Log information to display
            "Sytem Wake up at :" + $wakeUpTime + " - Sleep at: " + $var2[3].TimeGenerated + " | Total uptime: " + $uptime+"("+$TimeSpan.Hours.ToString()+":"+$TimeSpan.Minutes.ToString()+":"+$TimeSpan.Seconds.ToString()+")"
            
            #Add currnet uptime to total
            $totalUpTime+=$uptime
            
            #save last sleep time for total time calculation
            $LastSleepTime=$var2[3].TimeGenerated

            
        }
        
        #store the last wakuptime
        $wakeUpTime=$next.TimeGenerated

        #save the first Wake up time for total time estimation
        if($FirstWakUpTime -eq 0)
        {
            $FirstWakUpTime=$next.TimeGenerated
        }
        
        #save last event log and type
        $LastEventType="started"
        $LastEvent=$next
    }
}



$TimeSpan=New-TimeSpan -Seconds $totalUpTime
"`nTotal Uptime: " + $totalUpTime+"("+$TimeSpan.Days.ToString()+" Day, "+$TimeSpan.Hours.ToString()+":"+$TimeSpan.Minutes.ToString()+":"+$TimeSpan.Seconds.ToString()+")"

$TotalTime=$LastSleepTime-$FirstWakUpTime
$TimeSpan=New-TimeSpan -Seconds $TotalTime.TotalSeconds
"`nTotal time: " + $TotalTime.TotalSeconds+"("+$TimeSpan.Days.ToString()+" Day, "+$TimeSpan.Hours.ToString()+":"+$TimeSpan.Minutes.ToString()+":"+$TimeSpan.Seconds.ToString()+")"

$UpTimePercent=$totalUpTime/$TotalTime.TotalSeconds*100
"`nUptime Percent: $UpTimePercent"
}


$signature = @"
     
    [DllImport("user32.dll")]
    public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
    public static IntPtr FindWindow(string windowName){
        return FindWindow(null,windowName);
    }
    [DllImport("user32.dll")]
    public static extern bool SetWindowPos(IntPtr hWnd,
    IntPtr hWndInsertAfter, int X,int Y, int cx, int cy, uint uFlags);
    [DllImport("user32.dll")]
    public static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);
    static readonly IntPtr HWND_TOPMOST = new IntPtr(-1);
    static readonly IntPtr HWND_NOTOPMOST = new IntPtr(-2);
    const UInt32 SWP_NOSIZE = 0x0001;
    const UInt32 SWP_NOMOVE = 0x0002;
    const UInt32 TOPMOST_FLAGS = SWP_NOMOVE | SWP_NOSIZE;
    public static void MakeTopMost (IntPtr fHandle)
    {
        SetWindowPos(fHandle, HWND_TOPMOST, 0, 0, 0, 0, TOPMOST_FLAGS);
    }
    public static void MakeNormal (IntPtr fHandle)
    {
        SetWindowPos(fHandle, HWND_NOTOPMOST, 0, 0, 0, 0, TOPMOST_FLAGS);
    }
"@




$app = Add-Type -MemberDefinition $signature -Name Win32Window -Namespace ScriptFanatic.WinAPI -ReferencedAssemblies System.Windows.Forms -Using System.Windows.Forms -PassThru

function Set-AlwaysOnTop
{
<#
    
.DESCRIPTION
   This function will set or disable this console window to always on top.
        
.PARAMETER Disable
   This option will disable always on top settings for current console windows.
    
 
.EXAMPLE
    Set-AlwaysOnTop
    Set-AlwaysOnTop -Disable
 
#>


    param(        
        #[Parameter(Position=0,ValueFromPipelineByPropertyName=$true)][Alias('MainWindowHandle')]$hWnd=0,
        [Parameter()][switch]$Disable
    )
    $hWnd=(Get-Process -Id $pid).MainWindowHandle
    if($hWnd -ne 0)
    {
        if($Disable)
        {
            Write-Verbose "Set process handle :$hWnd to NORMAL state"
            $null = $app::MakeNormal($hWnd)
            return
        }
        
        Write-Verbose "Set process handle :$hWnd to TOPMOST state"
        $null = $app::MakeTopMost($hWnd)
    }
    else
    {
        Write-Verbose "$hWnd is 0"
    }
}

$QuickEditCodeSnippet=@"
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
using System.Runtime.InteropServices;
 
 
public static class DisableConsoleQuickEdit
{
 
    const uint ENABLE_QUICK_EDIT = 0x0040;
 
    // STD_INPUT_HANDLE (DWORD): -10 is the standard input device.
    const int STD_INPUT_HANDLE = -10;
 
    [DllImport("kernel32.dll", SetLastError = true)]
    static extern IntPtr GetStdHandle(int nStdHandle);
 
    [DllImport("kernel32.dll")]
    static extern bool GetConsoleMode(IntPtr hConsoleHandle, out uint lpMode);
 
    [DllImport("kernel32.dll")]
    static extern bool SetConsoleMode(IntPtr hConsoleHandle, uint dwMode);
 
    public static bool SetQuickEdit(bool SetEnabled)
    {
 
        IntPtr consoleHandle = GetStdHandle(STD_INPUT_HANDLE);
 
        // get current console mode
        uint consoleMode;
        if (!GetConsoleMode(consoleHandle, out consoleMode))
        {
            // ERROR: Unable to get console mode.
            return false;
        }
 
        // Clear the quick edit bit in the mode flags
        if (SetEnabled)
        {
            consoleMode &= ~ENABLE_QUICK_EDIT;
        }
        else
        {
            consoleMode |= ENABLE_QUICK_EDIT;
        }
 
        // set the new mode
        if (!SetConsoleMode(consoleHandle, consoleMode))
        {
            // ERROR: Unable to set console mode
            return false;
        }
 
        return true;
    }
}
 
 
 
 
"@


$QuickEditMode=add-type -TypeDefinition $QuickEditCodeSnippet -Language CSharp


function Set-QuickEdit()
{
<#
    
.DESCRIPTION
   This function will set or disable the quick edit settings of this console window.
   Can be very useful to avoid accidently interrupt long running Powershell scripts by mouse clicking.
        
.PARAMETER Disable
   This option will quick edit option on this console window.
    
 
.EXAMPLE
    Set-AlwaysOnTop
    Set-AlwaysOnTop -DisableQuickEdit
 
#>

    [CmdletBinding()]
    param(
    [Parameter(Mandatory=$false, HelpMessage="This switch will disable Console QuickEdit option")]
        [switch]$DisableQuickEdit=$false
    )
    
    
        if([DisableConsoleQuickEdit]::SetQuickEdit($DisableQuickEdit))
        {
            Write-Output "QuickEdit settings has been updated."
        }
        else
        {
            Write-Output "Something went wrong."
        }
}

Function Watch()
{
     <#
    
.DESCRIPTION
   This function a simplified clone of linux watch command.
   It will execute the given command periodicly
    
        
.PARAMETER Delay
   You can specify the delay time between two command execution.
.PARAMETER KeepLog
   This switch will keep the history of the continues command execution.
.PARAMETER CommandString
   Specify the command that you want to monitor. If command contain space, use ""
 
 
.EXAMPLE
   watch -Delay 1 -CommandString "Get-publicip" -KeepLog
   watch -CommandString "show-ipconfig 'Wifi Adapter'"
 
    
#>

    [CmdletBinding()]
    param(
    [Parameter(Mandatory=$false, HelpMessage="Set sleep time for refresh")][int]$Delay=1, 
    [Parameter(Mandatory=$false, HelpMessage="This switch will keep the console history")][switch]$KeepLog=$false, 
    [Parameter(Mandatory=$true, HelpMessage="Define command to monitor")][string]$CommandString

    )
    $cmd = [scriptblock]::Create($CommandString);
    while($true)
    {
        $time=get-date
        $time="$time | $CommandString `n----------------------------------------------------------------------------------`n`n" 
        if(-not $KeepLog)
        {
            Clear-Host
            $time
        }
        
        
        $cmd.Invoke();
        
        sleep $Delay
        
    }
}