Save-TFBinary.ps1
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#Requires -Version 7.0.0 Set-StrictMode -Version 3.0 <# .SYNOPSIS Save the specific version Terraform binary file. #> function Save-TFBinary { [CmdletBinding(DefaultParameterSetName = 'Latest')] param ( [Parameter(ParameterSetName = 'Latest', Mandatory = $true)] [Switch]$Latest, [Parameter(ParameterSetName = 'Version', Mandatory = $true)] [SemVer]$Version, [Parameter(ParameterSetName = 'Latest', Mandatory = $true)] [Parameter(ParameterSetName = 'Version', Mandatory = $true)] [string]$DestinationPath ) # Test path if (-not (Test-Path -LiteralPath $DestinationPath)) { Write-Error "DestinationPath $DestinationPath does not exist." return } # get release information $release = switch ($PSCmdlet.ParameterSetName) { 'Latest' { Find-TFRelease -Latest } 'Version' { Find-TFRelease -Version $Version } } if (-not $release) { Write-Error "Failed to get Terraform release information." return } # find build url $build = GetBuildFromRelease -Release $release if (-not $build) { Write-Error "Failed to get release build." return } Write-Verbose ("Find build URL : {0}" -f ($build.url)) # download and expand zip archive $tempPath = GetTempPath $zipFileName = $build.GetFileName() $zipFullPath = Join-Path $tempPath -ChildPath $zipFileName try { # download Write-Verbose ("Download {0}" -f ($build.Url)) Write-Verbose (" to {0}" -f ($tempPath)) $build.Download($tempPath) # expand Write-Verbose ("Expand {0} to {1}" -f $zipFileName, $DestinationPath) Expand-Archive -LiteralPath $zipFullPath -DestinationPath $DestinationPath -Force # chmod if (-not $IsWindows) { Write-Verbose ("chmod +x {0}" -f (Join-Path $DestinationPath 'terraform')) chmod +x (Join-Path $DestinationPath 'terraform') } # success WriteInfo ("Binary file is saved to {0}" -f $DestinationPath) } finally { if (Test-Path -LiteralPath $zipFullPath -PathType Leaf) { Write-Verbose ("Remove {0}" -f $zipFullPath) Remove-Item -LiteralPath $zipFullPath } } } function GetBuildFromRelease ([TerraformRelease]$Release) { # get OS name $osName = if ($IsMacOS) { 'darwin' } elseif ($IsLinux) { 'linux' } else { 'windows' } Write-Verbose ("OS : {0}" -f $osName) # get cpu architecture $cpuArchitecture = $null # is arm if ($IsWindows) { if ($env:PROCESSOR_ARCHITECTURE -eq 'ARM64') { $cpuArchitecture = 'arm64' } } else { if ((uname -m) -match '(arm64.*|aarch64.*)') { $cpuArchitecture = 'arm64' } } # amd64 or i386 if (-not $cpuArchitecture) { $cpuArchitecture = if (IsCurrentProcess64bit) { 'amd64' } else { '386' } } Write-Verbose ("CPU Archetecture : {0}" -f $cpuArchitecture) return $Release.Builds | Where-Object { $_.OS -eq $osName -and $_.Architecture -eq $cpuArchitecture } } |