47<# /* 
* AUTHOR:  TJ SIWINSKI
* NAME:    Cloud-Download-Ace.ps1
*
* PURPOSE: 
*          DCXADC-1618/1631 - Download Cloud OS files and execute required logic, OS dependant                
*
* 
* EDITS:  01/2021 - start
* 
*#> 


Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - Started Script ";
#Check PowerShell Version
#PowerShell 5 is minimum version which is installed on Win2012r2 as of 3/2021
if ($PSVersionTable.PSVersion.Major -lt 5)
{
	Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - FAIL - cannot run on PowerShell Version:$($PSVersionTable.PSVersion.Major).$($PSVersionTable.PSVersion.Minor), I give up."
	Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - Completed Script ";
	Exit 0
}

$baseDir="https://rax.mirror.rackspace.com/mpccloudos/"

#Determine OS, note in initial release: 2012,2016 are "actionable"
$OSCaption=$(Get-WmiObject win32_operatingsystem).caption
$b2012=($OSCaption -match "2012")
$b2016=($OSCaption -match "2016")

#FileName, MD5, Directory on Target Computer,Executable, OS, Action Required
$file1=("cloudos_images_1.zip","A18D533A34327D6F9A68F65DFB5C22E7","C:\rs-pkgs\Provisioning\Images","n/a","2012","unzip")
$file2=("cloudos_images_2.zip","9C9076918BF6787923845B4EE7ADF663","C:\rs-pkgs\Provisioning\Images","n/a","2012","unzip")
$file3=("cloudos_post.zip","0A7E23A2F519425C711F886E01C9DEAA","C:\rs-pkgs\Provisioning\Post","CloudOS_Post.exe","2012","unzip.execute")
$file4=("cloudos_updates.zip","2A662EAE9CF337742568CB454C5CB3F0","C:\rs-pkgs\Provisioning\UpdateRollups","n/a","2012","unzip")
$file5=("cloudos_drivers.zip","028BB2D285A9EC29EC30073756964FAC","C:\rs-pkgs\Provisioning\Drivers","MLNX_VPI_WinOF-4_95_All_win2012R2_x64.exe","2012","unzip")
$file6=("cloudos_images_3.zip","DBC7F3143A5972126BE9208426B14ECD","C:\VHDXBoot","n/a","2016","unzip")

#Build Collection of All Files
[System.Collections.ArrayList]$FileList=@($file1,$file2,$file3,$file4,$file5,$file6)



foreach($entry in $FileList)
{ 
    
    $FileName=$entry[0]
    $ActualMD5=$entry[1]
    $FinalFilePathLocal=$entry[2]
    $Executable=$entry[3]
    $OS=$entry[4]
    $ActionRequired=$entry[5]

    if ($OSCaption -match $OS)
    {
		#Build out path variables
        $FilePathMirror=$baseDir+$FileName
        $FilePathLocal="c:\rs-pkgs\"+$FileName
        #Test if file already present
        if (Test-Path $FilePathLocal)
        {
             Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - file: $($FilePathLocal) already exists."
             continue

        }
        Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - Starting Download: $($FileName)";

        $wc = New-Object System.Net.WebClient;
        [System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$true};
        $wc.DownloadFile($FilePathMirror,$FilePathLocal);
        Start-Sleep -Seconds 10;
        $downloadMD5=$(Get-FileHash $FilePathLocal -Algorithm MD5).Hash 
        if ($actualMD5 -eq $downloadMD5)
        {
	        Add-Content C:\rs-pkgs\cloud_download_log.txt "MD confirmed $($FileName): $($actualMD5)"

            if ($ActionRequired -match "unzip")
            {
                # Expand-Archive which builds directory if DNE
                Expand-Archive -Path $FilePathLocal -DestinationPath $FinalFilePathLocal -Force
                Start-Sleep -Seconds 10
                Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - extracted from: $($FilePathLocal) to: $($FinalFilePathLocal) ";
                # Remove zip file file which is now extraneous
                Remove-Item $FilePathLocal

                if ($ActionRequired -match "execute")
                {
                    $FullExecutablePath=$FinalFilePathLocal+"\" + $Executable
                    & $FullExecutablePath
                    Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - executed: $($FullExecutablePath)"
                }
            }

        }# MD5 Signature Match
        Else
        {
	        Add-Content C:\rs-pkgs\cloud_download_log.txt "MD check fail, expected $($FileName): $($actualMD5) file returned: $($downloadMD5)"
        }
    }# OS Caption Match
}#For Each Entry


Add-Content C:\rs-pkgs\cloud_download_log.txt "$(Get-Date) - Completed Script ";
Exit 0