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 = $null ) if ($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) } $genericImageNameSetting = (Get-ContainerHelperConfig).genericImageName $repo = $genericImageNameSetting.Split(':')[0] $tag = $genericImageNameSetting.Split(':')[1].Replace('{0}','*') $imagetags = Get-NavContainerImageTags -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 $versions = @( "10.0.14393.2906" "10.0.14393.2972" "10.0.14393.3025" "10.0.14393.3085" "10.0.14393.3144" "10.0.14393.3204" "10.0.14393.3326" "10.0.14393.3384" "10.0.14393.3443" "10.0.14393.3506" "10.0.14393.3630" "10.0.14393.3686" "10.0.14393.3750" "10.0.14393.3808" "10.0.17134.1006" "10.0.17134.1130" "10.0.17134.950" "10.0.17763.1040" "10.0.17763.1158" "10.0.17763.1217" "10.0.17763.1282" "10.0.17763.1339" "10.0.17763.437" "10.0.17763.504" "10.0.17763.557" "10.0.17763.615" "10.0.17763.678" "10.0.17763.737" "10.0.17763.864" "10.0.17763.914" "10.0.17763.973" "10.0.18362.116" "10.0.18362.175" "10.0.18362.239" "10.0.18362.295" "10.0.18362.356" "10.0.18362.476" "10.0.18362.535" "10.0.18362.592" "10.0.18362.658" "10.0.18362.720" "10.0.18362.778" "10.0.18362.836" "10.0.18362.900" "10.0.18362.959" "10.0.18363.476" "10.0.18363.535" "10.0.18363.592" "10.0.18363.658" "10.0.18363.720" "10.0.18363.778" "10.0.18363.836" "10.0.18363.900" "10.0.18363.959" "10.0.19041.264" "10.0.19041.329" "10.0.19041.388" ) | % { [System.Version]$_ } | 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) { $myversions = $versions | Sort-Object } } if ($myversions) { $version = $myversions | Where-Object { $_ -ge $hostOsVersion } | Select-Object -First 1 if (-not $version) { $version = $myversions | Select-Object -Last 1 } $genericImageName = [string]::format($genericImageNameSetting, $version.ToString()) } $genericImageName } Export-ModuleMember -Function Get-BestGenericImageName |