Find-TaskServiceUser.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
Function Find-TaskServiceUser 
{
<#
.SYNOPSIS
Finding scheduled tasks, system services on computer by user name.
.DESCRIPTION
Finding scheduled tasks, system services on local or remote computer by given user name.
'Administrator' and local computer are default values.
The results can be redirected to the log file (see 'log' parameter).
.PARAMETER User
User name to search scheduled tasks or system services. Default value is 'Administrator'.
.PARAMETER Computer
Computer to search tasks/services. Default value is 'localhost' ($env:COMPUTERNAME).
.PARAMETER Task
A Switch to enable searching scheduled tasks.
.PARAMETER Service
A Switch to enable searching system services.
.PARAMETER Log
A switch to enable logging of output data to a log file. The log file with the path is defined in the "LogFile" parameter.
.PARAMETER Logfile
Path with file name where logging output. Default value is [$env:TEMP]\find-taskserviceuser.log. Works only with Log switch.
.EXAMPLE
    Find-TaskServiceUser -Computer "WSRV00" -User "BobbyK" -Service -Task -Log
 
    Description
    -----------
    Find system services and scheduled tasks on "WSRV00" for user "BobbyK" with logging output to file.
.EXAMPLE
   "WSRV01","WSRV02" | Find-TaskServiceUser -Service -Task
 
    Description
    -----------
    Find system services and scheduled tasks on computers "WSRV01", "WSRV02" for user "Administrator"
.LINK
   https://github.com/voytas75
.LINK
   http://gallery.technet.microsoft.com/Find-tasks-and-53d1a77b
.NOTES
   version 1.0, 27.03.2019:
      - first build of module created from function
#>

  [CmdletBinding()]
  Param(
    [parameter(mandatory=$false, position=0, valuefrompipeline = $true,
                ValueFromPipelineByPropertyName=$true,
                HelpMessage='Computer NetBIOS, DNS name or IP.')]
    [Alias('MachineName','Server')]
    [string[]]$Computer=$env:COMPUTERNAME,

    [parameter(Mandatory=$false, HelpMessage='User name to search services and/or tasks.')]
    [string]$User='Administrator',

    [parameter(Mandatory=$false, HelpMessage='Switch to search system services.')]
    [switch]$Service,

    [parameter(Mandatory=$false, HelpMessage='Switch to search scheduled tasks.')]
    [switch]$Task,

    [parameter(Mandatory=$false, HelpMessage='Switch to enable logging.')]
    [switch]$Log,

    [parameter(Mandatory=$false, HelpMessage='Log file path. Default is ''[$env:TEMP]\Find-TaskServiceUser.log''')]
    [string]$Logfile="$env:TEMP\Find-TaskServiceUser.log"
  )
  Begin {
    #$ErrorActionPreference_ = $ErrorActionPreference
    #$ErrorActionPreference = 'SilentlyContinue'
    
    if (!$service -and !$task) {
      Write-output "You must provide 'service' or/and 'task' parameter`n"
      Write-output 'Examples:'
      Write-output ' Find-TaskServiceUser -Computer "WSRV00" -User "BobbyK" -Service -Task'
      Write-output ' Find-TaskServiceUser -Computer "WSRV01" -User "BobbyK" -Task -Log' 
      Write-output ' "WSRV00","WSRV03" | Find-TaskServiceUser -Service -Task'
      Write-output ' "WSRV04" | Find-TaskServiceUser -Service'
    } else {
      if ($user -eq "administrator") {
        Write-Output "Set default user: Administrator"
      }
      if ($computer -eq $env:COMPUTERNAME) {
        Write-output "Set default computer: $env:COMPUTERNAME (localhost)"
      }  
    }
    Write-Log "---------$(get-date)---------"
  } # end BEGIN block
  Process {
    foreach ($item in $Computer) {
      if ($service) {    
      Write-output "Searching system services with user: ""$($user.trim().toupper())"" on machine: ""$($item.trim().toupper())"""
      Write-Log "$(get-date): Searching services with user: ""$($user.trim().toupper())"" on machine: ""$($item.trim().toupper())"""
      $services = Search-ServiceUser -computer $item.Trim() -user $user
        if ($services) {
          Write-Verbose "services found"
          Write-Log "$(get-date): Services:"
          $output1 = $services | select-object SystemName,Name,DisplayName,StartName,State
          $output = $output1 | Format-Table -AutoSize
          $output
          $output1 | ForEach-Object {Write-Log $_}
        } else {
          Write-Log "$(get-date): No services found on computer ""$item"" for user ""$user"""
          Write-output "No services found on computer ""$item"" for user ""$user"""
        }
      }
      if ($task) {
        Write-output "Searching tasks with user: ""$($user.trim().toupper())"" on machine: ""$($item.trim().toupper())"""
        Write-Log "$(get-date): Searching tasks with user: ""$($user.trim().toupper())"" on machine: ""$($item.trim().toupper())"""
        $tasks = Search-TaskUser -server $item.trim() -user $user
        if ($tasks) {
          Write-Log "$(get-date): Tasks:"
          Write-Verbose -Message 'display tasks'
          Write-output "Found scheduled tasks where ""$user"" matched task author or 'run as user'"
          $tasksdata = $tasks | ConvertFrom-Csv | Select-Object Hostname, Taskname, Author, "Run as user"
          $tasksdata
          $tasksdata | ForEach-Object {Write-Log $_}
        } else {
          Write-Log "$(get-date): No tasks on computer ""$item"" for user ""$user"""
          Write-output "No tasks foundon computer ""$item"" for user ""$user"""
        }
      }
    }
  } # end PROCESS block
  End {
    if ($Log) { Write-output "`nLog File: $($Logfile)"}
    #$ErrorActionPreference = $ErrorActionPreference_
  } # end END block
} # end Find-TaskServiceUser function