SCCM: PowerShell Skript, um fehlende Packages für Tasksequenzen ausfindig zu machen

# Get-SCCMMissingTSPackages.ps1
 
# Author: Haiko Hertes
# Parts of the Script are taken from CheckTSPrompt.ps1 from Jason Scheffelmaer
# Needs sccm.psm1 from Michael Niehaus, tested with Version 1.5
 
# ------------- DISCLAIMER -------------------------------------------------
# This script code is provided as is with no guarantee or waranty concerning
# the usability or impact on systems and may be used, distributed, and
# modified in any way provided the parties agree and acknowledge the 
# Microsoft or Microsoft Partners have neither accountabilty or 
# responsibility for results produced by use of this script.
#
# Microsoft will not provide any support through any means.
# ------------- DISCLAIMER -------------------------------------------------
 
# The CheckPackages function checks each task sequence, finding all the packages
# that it references.  It then checks each appropriate DP to make sure that the
# needed packages are available on on those DPs.
 
function CheckPackages
{
    process
    {
        # Get the list of packages referenced by this task sequence
        $tsID = $_.PackageID
        $tsName = $_.Name
 
        # Setting up a Text-List of all DPs to see, which DP has all needed packages
        $DPsWithAllPackages = New-Object System.Collections.ArrayList
        foreach ($dp in $global:SelecteddpList)
        {
                $DPsWithAllPackages.Add($dp.Name)
        }
 
        Write-Host "###############################################################################################"
        Write-Host 'Checking the Packages for  Task Sequence $tsID ("' -NoNewLine; Write-Host $tsName -NoNewLine -ForegroundColor Yellow ; Write-Host '")'
        $tsReferences = Get-SCCMObject SMS_TaskSequenceReferencesInfo "PackageID='$tsID' and ProgramName='*'"    
 
        # Check each package
        Write-Verbose "Checking all packages..."
        foreach ($tsPackage in $tsReferences)
        {
 
            # Get a list of DPs for this package
            $tsPackageID = $tsPackage.ReferencePackageID
 
            Write-Verbose "Checking Package: $tspackageID"
            $tsReferenceDPs = Get-SCCMObject SMS_TaskSequenceReferenceDPs "TaskSequenceID='$tsID' and PackageID='$tsPackageID'"
            $packageNeededSomeWhere = $false
            $packageNeedingDPs = New-Object System.Collections.ArrayList
 
            # Check each DP to see if the package is on it
            foreach ($dp in $global:SelecteddpList)
            {
                $dpSiteCode = $dp.SiteCode
                $dpName = $dp.Name
                Write-Verbose "Checking DP $dpName"
                $found = $false
                foreach ($tsDP in $tsReferenceDPs)
                {
 
                    if ($tsDP.ServerNALPath -eq $dp.NALPath)
                    {
                        Write-Verbose "$tsPackageID - Package Found"
                        $found = $true
                        break
                    }
                }
                if ($found)
                {
                    New-Object PSObject -Property @{SiteCode=$dpSiteCode; PackageID=($tsPackageID); ServerName=($dp.ServerName); ShareName=($dp.ShareName); NALPath=($dp.NALPath); Result="Found"}
                }
                else
                {
                    # Check to see if this DP is a PXE Service Point, and if so mark as Not Needed.
                    if ($tsPackage.ReferencePackageType -eq 258 -or (-not $dp.NALPath.Contains("SMSPXEIMAGES$")))
                    {
                        Write-Verbose "$tsPackageID - Package Not Found"
                        $packageNeededSomehere = $true
                        $packageNeedingDPs.Add("$dpName |")
                        $DPsWithAllPackages.Remove($dp.Name)
                        New-Object PSObject -Property @{SiteCode=$dpSiteCode; PackageID=($tsPackageID); ServerName=($dp.ServerName); ShareName=($dp.ShareName); NALPath=($dp.NALPath); Result="Not Found"}
                    }
                    else
                    {
                        New-Object PSObject -Property @{SiteCode=$dpSiteCode; PackageID=($tsPackageID); ServerName=($dp.ServerName); ShareName=($dp.ShareName); NALPath=($dp.NALPath); Result="Not Needed"}
                    }
                }
            }
            If ($packageNeededSomehere -eq $true)
            {
                Write-Host "===> " -NoNewLine; Write-Host "$tsPackageID" -ForegroundColor Red -NoNewline; Write-Host " is needed on: " -NoNewline; Write-Host $packageNeedingDPs
                $packageNeededSomehere = $false
            }
            else
            {
                Write-Host "===> " -NoNewLine; Write-Host "$tsPackageID" -ForegroundColor Green -NoNewline; Write-Host " is found on ALL selected DPs!"
            }
        }
        Write-Host "Tasksequence " -NoNewline; Write-Host "$tspackageID" -ForegroundColor Yellow -NoNewline; Write-Host " could be used on " -NoNewLine; Write-Host "$DPsWithAllPackages" -ForegroundColor Yellow
        Write-Host "###############################################################################################"
    }
}
 
# ----------
# Main logic
# ----------
 
# Clear screen for the script
cls
 
# Prompt for ConfigMgr Server Name
$ConfigMgr_Server = Read-Host "Enter Hostname of SCCM-Server to connect to, [ENTER] for localhost"
If ($ConfigMgr_Server -eq ''){$ConfigMgr_Server = hostname}
Write-Verbose "$ConfigMgr_Server is selected"
 
# Connect to ConfigMgr
Import-Module "D:\SOURCES\SCCM.psm1" -force
Write-Host "Connecting to SCCM Server " -NoNewLine; Write-Host $ConfigMgr_Server -ForegroundColor Yellow
New-SCCMConnection -serverName $ConfigMgr_Server
 
# Get the list of all task sequences to choose from via a menu
Write-Host "Getting a list of all Task Sequences to select from"
Get-SCCMTaskSequencePackage | Sort-Object Name | ft Name,PackageID
 
# Prompt for Task Sequence to use when checking packages
$taskSequenceName = Read-Host 'Select Task Sequence (PackageID); [ENTER] to Cancel, "All" to check all Tasksequences'
If ($taskSequenceName -eq 'Cancel' -or $taskSequenceName -eq $null)
{
 
    Write-Host 'No Task Sequence selected or user selected "Cancel", exiting script...'
    Exit 
 
}
ElseIf ($taskSequenceName -eq 'All')
{
    $SelectedTS = $TaskSequences
}
Else
{
    $SelectedTS = $TaskSequences | ? {$_.Name -eq $taskSequenceName}
    $SelectedTSID = $SelectedTS.PackageID
 
}
$SelectedTSID = $taskSequenceName
 
# Get the list of all DPs to choose from via a menu
Write-Host "Getting a list of all Distribution Points to select from"
$global:dpList = Get-SCCMObject SMS_DistributionPointInfo
$DPNameList = ($global:dpList| Select-Object @{Name="Name"; Expression={$_.ServerName}}, NalPath, SiteCode, SiteName) | Sort-Object Name
($global:dpList| Select-Object @{Name="Name"; Expression={$_.ServerName}}, SiteCode, SiteName) | Sort-Object Name
 
# Prompt for Distribution Point to check the referenced packages against
$global:DPName = Read-Host 'Enter Name of desired Distribution Point (FQDN); [ENTER] for localhost, "All" to check all DPs'
If ($global:DPName -eq "")
{
    Write-Verbose "[ENTER] pressed, setting localhost"
    $global:DPName = ([System.Net.Dns]::GetHostByName(($env:computerName))).HostName
}
 
If ($global:DPName -eq 'All')
{
    Write-Verbose '"All" entered'
    $global:SelecteddpList =  $DPNameList
}
Else
{
    $global:SelecteddpList =  $DPNameList | ? {$_.Name -eq $global:DPName}
}
 
# Get the package status for all packages referenced 
# by the task sequence selected.
# Write-Host "Calling the CheckPackages function"
If ($taskSequenceName -eq 'All')
{
    Write-Verbose '"All" entered'
    $packageResults = Get-SCCMTaskSequencePackage | CheckPackages
}
Else
{
    Write-Verbose 'Selected DP is $SelectedTSID'
    $packageResults = Get-SCCMTaskSequencePackage -filter "PackageID='$SelectedTSID'"| CheckPackages
}