Erweiterung eines PS Skriptes - Copy von Dateien, ACL

#FUNCTIONS
function Get-FileMD5 {
    Param([string]$file)
    $md5 = [System.Security.Cryptography.HashAlgorithm]::Create("MD5")  
    $IO = New-Object System.IO.FileStream($file, [System.IO.FileMode]::Open)
    $StringBuilder = New-Object System.Text.StringBuilder
    $md5.ComputeHash($IO) | % { [void] $StringBuilder.Append($_.ToString("x2")) }  
    $hash = $StringBuilder.ToString() 
    $IO.Dispose()
    return $hash
}
#VARIABLES

$date = get-date -format d
# replace \ by -
$time = get-date -format t
$month = get-date 
$month1 = $month.month
$year1 = $month.year

$date = $date.ToString().Replace(“/”, “-”)

$time = $time.ToString().Replace(":", "-")  
$time = $time.ToString().Replace(" ", "")  

$DebugPreference = "continue"  
#parameters
$SRC_DIR = 'QUELLPFAD'  
$DST_DIR = 'Zielpfad'  

$logs = ".\" + "Powershell-" + $date + "_" + $time + "_.txt"  
$zip = ".\" + "ZIPLOGFILE-" + $date + "_" + $time + "_.zip"  

start-transcript $logs
#SCRIPT MAIN
clear
$SourceFiles = GCI -Recurse $SRC_DIR | ? { $_.PSIsContainer -eq $false} #get the files in the source dir.
$SourceFiles | % { # loop through the source dir files
    $src = $_.FullName #current source dir file
    Write-Debug "---------------------------------------------------------------"  
    Write-Debug $src
    Write-Debug "---------------------------------------------------------------"  
    $dest = $src -replace $SRC_DIR.Replace('\','\\'),$DST_DIR #current destination dir file  
    if (test-path $dest) { #if file exists in destination folder check MD5 hash
        $srcMD5 = Get-FileMD5 -file $src
        Write-Debug "---------------------------------------------------------------"  
        Write-Debug "Source file hash: $srcMD5"  
        Write-Debug "---------------------------------------------------------------"  
        $destMD5 = Get-FileMD5 -file $dest
        Write-Debug "---------------------------------------------------------------"  
        Write-Debug "Destination file hash: $destMD5"  
        Write-Debug "---------------------------------------------------------------"  
        if ($srcMD5 -eq $destMD5) { #if the MD5 hashes match then the files are the same
            Write-Debug "---------------------------------------------------------------"  
            Write-Debug "File hashes match. File already exists in destination folder and will be skipped."  
            Write-Debug "---------------------------------------------------------------"  
            $cpy = $false
        }
        else { #if the MD5 hashes are different then copy the file and overwrite the older version in the destination dir
            $cpy = $true
            Write-Debug "---------------------------------------------------------------"  
            Write-Debug "File hashes don't match. File will be copied to destination folder."  
            Write-Debug "---------------------------------------------------------------"  
        }
    }
    else { #if the file doesn't in the destination dir it will be copied. 
        Write-Debug "File doesn't exist in destination folder and will be copied."  
        $cpy = $true
    }
    Write-Debug "Copy is $cpy"  
    if ($cpy -eq $true) { #copy the file if file version is newer or if it doesn't exist in the destination dir. 
        Write-Debug "---------------------------------------------------------------"  
        Write-Debug "Copying $src to $dest"  
        Write-Debug "---------------------------------------------------------------"  
        if (!(test-path $dest)) {
            New-Item -ItemType "File" -Path $dest -Force     
        }
        Copy-Item -Path $src -Destination $dest -Force
    }
}

#copy acl rechte auf neuen ordner

Write-Debug "---------------------------------------------------------------"  
Write-Debug "Kopiere ACL Berechtigungen von der Quelle auf die Source"  


$SFolder = 'QUELLPFAD'  
$TFolder = 'ZIELPFAD'  

$SFolderList = get-childitem -name $SFolder -recurse 
foreach ($Folder in $SFolderList) {
          $SFullPath = $SFolder + "\" + "$Folder"   
          $TFullPath = $TFolder + "\" + "$Folder"   
      $NewACL = Get-ACL "$SFullPath"  
Set-ACL "$TFullPath" $NewACL  
echo "ACL copied to $TFolder $Folder"   
}

#Erstelle ein ZIP und entferne die Logdatei

Stop-transcript


function create-7zip([String] $aDirectory, [String] $aZipfile){
    [string]$pathToZipExe = "$($Env:ProgramFiles)\7-Zip\7z.exe";  
    [Array]$arguments = "a", "-tzip", "$aZipfile", "$aDirectory", "-r";  
    & $pathToZipExe $arguments;
}

$date = get-date -format d
$date = $date.ToString().Replace(“/”, “-”)

create-7zip "$logs" "$zip"  

Remove-Item $Logs -Recurse -Force