ContainerHandling/Get-BestGenericImageName.ps1
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<#
.Synopsis Get Best Generic NAV/BC Container Image Name .Description If the best matching generic container name based on the Host Operating system. Returns blank if no generic matches the host OS. .Example $genericImageName = Get-BestGenericImageName #> function Get-BestGenericImageName { Param ( [switch] $onlyMatchingBuilds, [Version] $hostOsVersion = $null, [switch] $filesOnly ) $telemetryScope = InitTelemetryScope -name $MyInvocation.InvocationName -parameterValues $PSBoundParameters -includeParameters @() try { if ($hostOsVersion -eq $null) { $os = (Get-CimInstance Win32_OperatingSystem) if ($os.OSType -ne 18 -or !$os.Version.StartsWith("10.0.")) { throw "Unknown Host Operating System" } $UBR = (Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion' -Name UBR).UBR $hostOsVersion = [System.Version]::Parse("$($os.Version).$UBR") } else { $revision = $hostOsVersion.Revision if ($revision -eq -1) { $revision = [int32]::MaxValue } $build = $hostOsVersion.Build if ($build -eq -1) { $build = [int32]::MaxValue } $hostOsVersion = [System.Version]::new($hostOsVersion.Major, $hostOsVersion.Minor, $build, $revision) } if ($filesOnly) { $genericImageNameSetting = $bcContainerHelperConfig.genericImageNameFilesOnly } else { $genericImageNameSetting = $bcContainerHelperConfig.genericImageName } $repo = $genericImageNameSetting.Split(':')[0] $tag = $genericImageNameSetting.Split(':')[1].Replace('{0}','*') if ($tag.indexOf('*') -lt 0) { $genericImageNameSetting } else { $imagetags = Get-BcContainerImageTags -imageName $repo $versions = @() if ($imagetags) { $ver = [Version]"0.0.0.0" $versions = $imagetags.tags | Where-Object { $_ -like $tag -and [System.Version]::TryParse($_.SubString($tag.indexOf('*'), $_.length-$tag.length+1), [ref]$ver) } | % { [System.Version]($_.SubString($tag.indexOf('*'), $_.length-$tag.length+1)) } } if (-not $versions) { # ImageTags not yet updated - use hardcoded list $versions = @( "10.0.14393.2906" "10.0.14393.2972" "10.0.14393.3025" "10.0.14393.3085" "10.0.14393.3144" "10.0.14393.3204" "10.0.14393.3326" "10.0.14393.3384" "10.0.14393.3443" "10.0.14393.3630" "10.0.14393.3750" "10.0.14393.3808" "10.0.14393.3866" "10.0.14393.3930" "10.0.14393.3986" "10.0.14393.4046" "10.0.14393.4104" "10.0.14393.4169" "10.0.14393.4225" "10.0.14393.4283" "10.0.14393.4350" "10.0.14393.4402" "10.0.14393.4467" "10.0.14393.4470" "10.0.14393.4530" "10.0.14393.4583" "10.0.14393.4651" "10.0.14393.4704" "10.0.14393.4770" "10.0.14393.4825" "10.0.14393.4886" "10.0.14393.4946" "10.0.17134.1006" "10.0.17134.1130" "10.0.17134.706" "10.0.17134.766" "10.0.17134.829" "10.0.17134.885" "10.0.17134.950" "10.0.17763.1158" "10.0.17763.1282" "10.0.17763.1339" "10.0.17763.1397" "10.0.17763.1457" "10.0.17763.1518" "10.0.17763.1577" "10.0.17763.1637" "10.0.17763.1697" "10.0.17763.1757" "10.0.17763.1817" "10.0.17763.1879" "10.0.17763.1935" "10.0.17763.1999" "10.0.17763.2029" "10.0.17763.2061" "10.0.17763.2114" "10.0.17763.2183" "10.0.17763.2237" "10.0.17763.2300" "10.0.17763.2366" "10.0.17763.2452" "10.0.17763.2565" "10.0.17763.437" "10.0.17763.504" "10.0.17763.557" "10.0.17763.615" "10.0.17763.678" "10.0.17763.737" "10.0.17763.864" "10.0.17763.914" "10.0.17763.973" "10.0.18362.1016" "10.0.18362.1082" "10.0.18362.1139" "10.0.18362.116" "10.0.18362.1198" "10.0.18362.175" "10.0.18362.239" "10.0.18362.295" "10.0.18362.356" "10.0.18362.476" "10.0.18362.535" "10.0.18362.592" "10.0.18362.658" "10.0.18362.778" "10.0.18362.900" "10.0.18362.959" "10.0.18363.1016" "10.0.18363.1082" "10.0.18363.1139" "10.0.18363.1198" "10.0.18363.1256" "10.0.18363.1377" "10.0.18363.1440" "10.0.18363.1500" "10.0.18363.1556" "10.0.18363.476" "10.0.18363.535" "10.0.18363.592" "10.0.18363.658" "10.0.18363.778" "10.0.18363.900" "10.0.18363.959" "10.0.19041.1052" "10.0.19041.1083" "10.0.19041.1110" "10.0.19041.1165" "10.0.19041.1237" "10.0.19041.1288" "10.0.19041.1348" "10.0.19041.1415" "10.0.19041.329" "10.0.19041.388" "10.0.19041.450" "10.0.19041.508" "10.0.19041.572" "10.0.19041.630" "10.0.19041.685" "10.0.19041.746" "10.0.19041.804" "10.0.19041.867" "10.0.19041.928" "10.0.19041.985" "10.0.19042.1052" "10.0.19042.1083" "10.0.19042.1110" "10.0.19042.1165" "10.0.19042.1237" "10.0.19042.1288" "10.0.19042.1348" "10.0.19042.1415" "10.0.19042.1466" "10.0.19042.1526" "10.0.19042.572" "10.0.19042.630" "10.0.19042.685" "10.0.19042.746" "10.0.19042.804" "10.0.19042.867" "10.0.19042.928" "10.0.19042.985" "10.0.20348.169" "10.0.20348.288" "10.0.20348.350" "10.0.20348.405" "10.0.20348.469" "10.0.20348.524" ) | ForEach-Object { [System.Version]$_ } | Sort-Object } $genericImageName = "" $myversions = $versions | Where-Object { $_.Major -eq $hostOsVersion.Major -and $_.Minor -eq $hostOsVersion.Minor -and $_.Build -eq $hostOsVersion.Build } | Sort-Object if (-not $myversions) { if (-not $onlyMatchingBuilds) { if ($hostOsVersion.Build -eq 19043 -or $hostOsVersion.Build -eq 19044) { # 21H1 doesn't work well with 20H2 servercore images - grab 2004 if no corresponding image exists Write-Host -ForegroundColor Yellow "INFO: Windows 10 21H1/21H2 images are not yet available, using 2004 as these are found to work better than 20H2 on 21H1/21H2" $myversions = $versions | Where-Object { $_.Build -eq 19041 } | Sort-Object } else { $myversions = $versions | Sort-Object } } } if ($myversions) { $version = $myversions | Where-Object { $_ -le $hostOsVersion } | Select-Object -Last 1 if (-not $version) { $version = $myversions | Select-Object -Last 1 } $genericImageName = [string]::format($genericImageNameSetting, $version.ToString()) } $genericImageName } } catch { TrackException -telemetryScope $telemetryScope -errorRecord $_ throw } finally { TrackTrace -telemetryScope $telemetryScope } } Export-ModuleMember -Function Get-BestGenericImageName |