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Update SHA256 fallback validation and refresh catalogs (workaround for the transition before OSDCloud v2) #347

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Update SHA256 fallback validation and refresh catalogs (workaround for the transition before OSDCloud v2) #347

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21 changes: 21 additions & 0 deletions Public/OSDCloud.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -1030,6 +1030,27 @@
Write-Warning "[$(Get-Date -format G)] OSDCloud Warning"
Write-Warning "No SHA1 Hash exists for $($Global:OSDCloud.ImageFileName) in the OSDCloud Catalog"
Write-Warning "Skipping SHA1 Validation"
## PATCHED for SHA256 START (Pre_OSDCloud_v2)
# If SHA1 is not available, verify the ESD using SHA256 instead.
Write-Warning "Attempting validation using SHA256 instead"
$Patched_ImageFileDestinationSHA256 = (Get-FileHash -Path $Global:OSDCloud.ImageFileDestination.FullName -Algorithm SHA256).Hash
$Patched_ImageFileSHA256 = (Get-OSDCloudOperatingSystems | Where-Object {$_.FileName -eq "$($Global:OSDCloud.ImageFileName)"}).Sha256
if (-Not $Patched_ImageFileSHA256) {
Write-Warning "No SHA256 Hash exists for $($Global:OSDCloud.ImageFileName) in the OSDCloud Catalog"
Write-Warning "Skipping SHA256 Validation"
} elseif ($Patched_ImageFileDestinationSHA256 -ne $Patched_ImageFileSHA256) {
Write-Warning "SHA256 Mismatch"
Write-Warning "Downloaded ESD SHA256: $($Patched_ImageFileDestinationSHA256)"
Write-Warning "Catalog ESD SHA256: $(($Patched_ImageFileSHA256).ToUpper())"
Write-Warning "Press Ctrl+C to exit"
Start-Sleep -Seconds 86400
Exit
} else {
Write-Host -ForegroundColor Green "SHA256 Match"
Write-Host -ForegroundColor DarkGray " Catalog ESD SHA256: $(($Patched_ImageFileSHA256).ToUpper())"
Write-Host -ForegroundColor DarkGray " Downloaded ESD SHA256: $($Patched_ImageFileDestinationSHA256)"
}
# End of SHA256 fallback verification.
}
elseif ($Global:OSDCloud.ImageFileDestinationSHA1 -ne $Global:OSDCloud.ImageFileSHA1){
Write-Warning "SHA1 Mismatch"
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