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Update Remove-MPDependencies.ps1
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‎Powershell/Remove-MPDependencies.ps1‎

Lines changed: 66 additions & 32 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
# THIS SCRIPT CAN BE DANGEROUS, MAKE BACKUPS OF YOUR OPSDB AND DW! OR RUN WITH THE '-PauseOnEach' PARAMETER
1+
# THIS SCRIPT CAN BE DANGEROUS, MAKE BACKUPS OF YOUR OPSDB AND DW! OR RUN WITH THE '-PauseOnEach' AND `-DryRun` PARAMETERS
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# PowerShell script to automatically remove an MP and its dependencies.
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#
@@ -17,6 +17,10 @@ Updated - August 19th, 2021:
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Updated - July 20th, 2022:
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Major Update, my attempt to fix some issues with processing MP Elements
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Updated - July 26th, 2022:
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Minor Update
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#>
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# Example:
@@ -93,14 +97,16 @@ function Remove-MPDependencies
9397
function Remove-MPsHelper
9498
{
9599
param ($mpList)
100+
$recursiveListOfManagementPacksToRemove = $null
101+
$mpList = $mpList
96102
foreach ($mp in $mpList)
97103
{
98-
$id += $null
104+
$id = $null
99105
$recursiveListOfManagementPacksToRemove = Get-SCManagementPack -Name $mp.Name -Recurse
100106
if ($recursiveListOfManagementPacksToRemove.Count -gt 1)
101107
{
102108
Write-Output "`r`n"
103-
Write-Host "The following dependent management packs have to be deleted, before deleting " -NoNewline
109+
Write-Host "The following dependent management packs have to be edited/deleted, before deleting " -NoNewline
104110
Write-Host $($mp.Name) -ForegroundColor Cyan
105111

106112
#$recursiveListOfManagementPacksToRemove | format-table name, Sealed
@@ -117,21 +123,14 @@ function Remove-MPDependencies
117123
}
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else
119125
{
120-
if ($DryRun)
121-
{
122-
Write-Host " * NOT Uninstalling " -NoNewLine -ForegroundColor Gray
123-
Write-Host $($mp.Name) -ForegroundColor Cyan
124-
Write-Host " Cannot continue, as this script relies on realtime data to go through each Management Pack." -ForegroundColor Gray
125-
break
126-
}
127-
elseif ($mpPresent.Sealed -eq $false)
126+
if ($mpPresent.Sealed -eq $false)
128127
{
129128
foreach ($arg in $firstArgName)
130129
{
131130
Write-Host " * Removing " -NoNewline -ForegroundColor Green
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Write-Host $arg -ForegroundColor Cyan -NoNewline
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Write-Host " reference from " -NoNewLine -ForegroundColor Green
134-
Write-Host $($mp.Name) -ForegroundColor DarkCyan
133+
Write-Host $($mp.Name) -ForegroundColor Magenta
135134
try
136135
{
137136
[array]$removed = $null
@@ -147,19 +146,19 @@ function Remove-MPDependencies
147146
Write-Host "$ExportPath`\$($mpPresent.Name).backup-v$mpversion.xml" -ForegroundColor Cyan
148147
$xmlData.Save("$ExportPath`\$($mpPresent.Name).backup.xml")
149148
$xmldata.ManagementPack.Manifest.Identity.Version = [version]::New($mpversion.Major, $mpversion.Minor, $mpversion.Build, $mpversion.Revision + 1).ToString()
150-
Write-Host " * Current Management Pack Version: " -NoNewline -ForegroundColor DarkCyan
151-
Write-Host $mpversion -ForegroundColor Cyan
152149

153-
Write-Host " * Updating Management Pack Version to: " -NoNewline -ForegroundColor DarkCyan
154-
Write-Host $($xmldata.ManagementPack.Manifest.Identity.Version) -ForegroundColor Cyan
155150
$aliases = $null
156151
$xmlData.ChildNodes.Manifest.References.Reference | Where-Object { $_.ID -eq $arg } | ForEach-Object { $removed += $_.ParentNode.InnerXML; $aliases += $_.Alias; [void]$_.ParentNode.RemoveChild($_); }
157152
foreach ($alias in $aliases)
158153
{
159154
Write-Host " * Alias found: " -NoNewline -ForegroundColor Green
160-
Write-Host $alias -ForegroundColor DarkCyan
155+
Write-Host $alias -ForegroundColor Magenta
156+
161157
# Type Definitions
162158
$xmlData.ChildNodes.TypeDefinitions.EntityTypes.ClassTypes.ClassType | Where-Object { $($_.Id -split '!')[0] -eq $alias -or ($($_.Base) -split '!')[0] -eq $alias } | ForEach-Object { if ($_.Property) { $id += $_.Id }; $removed += $_.ParentNode.InnerXML; $id += $_.Id; [void]$_.ParentNode.RemoveChild($_) }
159+
$xmlData.ChildNodes.TypeDefinitions.ModuleTypes.DataSourceModuleType | Where-Object { $($_.RunAs -split '!')[0] -eq $alias -or ($($_.Id) -split '!')[0] -eq $alias } | ForEach-Object { $id += $_.Id; $removed += $_.InnerXML; $id += $_.Id; [void]$_.RemoveChild($_) }
160+
$xmlData.ChildNodes.TypeDefinitions.ModuleTypes.ProbeActionModuleType.ModuleImplementation.Managed.Assembly | Where-Object { $($_ -split '!')[0] -eq $alias } | ForEach-Object { $removed += ($_.ParentNode).InnerXML; $id += $_.Id; [void]$_.ParentNode.RemoveChild($_) }
161+
$xmlData.ChildNodes.TypeDefinitions.MonitorTypes.UnitMonitorType | Where-Object { $($_.RunAs -split '!')[0] -eq $alias -or ($($_.Id) -split '!')[0] -eq $alias } | ForEach-Object { $removed += $_.ParentNode.InnerXML; $id += $_.Id; [void]$_.ParentNode.RemoveChild($_) }
163162

164163
# Discoveries
165164
$xmlData.ChildNodes.Monitoring.Discoveries.Discovery | Where-Object { $($_.Id -split '!')[0] -eq $alias -or ($($_.Target) -split '!')[0] -eq $alias } | ForEach-Object { $removed += $_.ParentNode.InnerXML; $id += $_.Id; [void]$_.ParentNode.RemoveChild($_) }
@@ -196,21 +195,45 @@ function Remove-MPDependencies
196195
{
197196
$xmlData.ChildNodes.LanguagePacks.LanguagePack.DisplayStrings.DisplayString | Where-Object { $_.ElementID -eq $identifer } | ForEach-Object { $removed += $_.ParentNode.InnerXML; [void]$_.ParentNode.RemoveChild($_) }
198197
}
199-
Write-Host " * Removed the following XML Data from the MP: " -NoNewline -ForegroundColor DarkYellow
200-
Write-Host $($mp.Name) -ForegroundColor Cyan
201-
Write-Host "`"$removed`"" -ForegroundColor Gray
202-
203-
Write-Host " * Saving Updated MP to: " -NoNewline -ForegroundColor DarkCyan
204-
Write-Host "$ExportPath`\$($mpPresent.Name).xml" -ForegroundColor Green
205-
$xmlData.Save("$ExportPath`\$($mpPresent.Name).xml")
206-
Write-Host " * Importing MP: " -NoNewLine -ForegroundColor Green
207-
Write-Host $($mpPresent.Name) -ForegroundColor Cyan
198+
if ($removed)
199+
{
200+
Write-Host " * Current Management Pack Version: " -NoNewline -ForegroundColor DarkCyan
201+
Write-Host $mpversion -ForegroundColor Cyan
202+
203+
Write-Host " * Updating Management Pack Version to: " -NoNewline -ForegroundColor DarkCyan
204+
Write-Host $($xmldata.ManagementPack.Manifest.Identity.Version) -ForegroundColor Cyan
205+
206+
Write-Host " * Removed the following XML Data from the MP: " -NoNewline -ForegroundColor DarkYellow
207+
Write-Host $($mp.Name) -ForegroundColor Cyan
208+
Write-Host "`"$removed`"" -ForegroundColor Gray
209+
210+
Write-Host " * Saving Updated MP to: " -NoNewline -ForegroundColor DarkCyan
211+
Write-Host "$ExportPath`\$($mpPresent.Name).xml" -ForegroundColor Green
212+
$xmlData.Save("$ExportPath`\$($mpPresent.Name).xml")
213+
}
214+
else
215+
{
216+
Write-Host " * Unable to locate any XML Nodes to remove" -ForegroundColor Red
217+
}
208218
$Error.Clear()
209219
try
210220
{
211-
Import-SCManagementPack -FullName "$ExportPath`\$($mpPresent.Name).xml" -ErrorAction Stop | Out-Null
212-
Write-Host " * Imported modified Management Pack: " -NoNewLine -ForegroundColor Green
213-
Write-Host $($mpPresent.Name) -ForegroundColor Cyan
221+
if ($DryRun)
222+
{
223+
Write-Host " * Dry Run Parameter Present - Skipping Import Step for: " -NoNewLine -ForegroundColor Gray
224+
Write-Host $($mp.Name) -ForegroundColor Cyan
225+
}
226+
else
227+
{
228+
if ($removed)
229+
{
230+
Write-Host " * Importing MP: " -NoNewLine -ForegroundColor Green
231+
Write-Host $($mpPresent.Name) -ForegroundColor Cyan
232+
Import-SCManagementPack -FullName "$ExportPath`\$($mpPresent.Name).xml" -ErrorAction Stop | Out-Null
233+
Write-Host " * Imported modified Management Pack: " -NoNewLine -ForegroundColor Green
234+
Write-Host $($mpPresent.Name) -ForegroundColor Cyan
235+
}
236+
}
214237
}
215238
catch
216239
{
@@ -231,15 +254,26 @@ function Remove-MPDependencies
231254
Write-Host " * Backing up Sealed Management Pack: " -NoNewLine -ForegroundColor DarkCyan
232255
Write-Host "$ExportPath`\$($mp.Name).xml" -ForegroundColor Green
233256
$mpPresent | Export-SCManagementPack -Path $ExportPath -PassThru -ErrorAction Stop | Out-Null
234-
Write-Host " * Uninstalling Sealed Management Pack: " -NoNewLine -ForegroundColor Red
235-
Write-Host $($mp.Name) -ForegroundColor Cyan
236-
Remove-SCManagementPack -managementpack $mp
257+
258+
if ($DryRun)
259+
{
260+
Write-Host " * Dry Run Parameter Present - Skipping Delete Step for: " -NoNewLine -ForegroundColor Gray
261+
Write-Host $($mp.Name) -ForegroundColor Cyan
262+
}
263+
else
264+
{
265+
Write-Host " * Uninstalling Sealed Management Pack: " -NoNewLine -ForegroundColor Red
266+
Write-Host $($mp.Name) -ForegroundColor Cyan
267+
Remove-SCManagementPack -managementpack $mp
268+
}
269+
237270
}
238271
}
239272
if ($PauseOnEach)
240273
{
241274
pause
242275
}
276+
continue
243277
}
244278
}
245279
}

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