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enhancement: add terraform installer (#92)
# Pull Request ## Issue Not applicable. ## Description This is an enhancement to ensure the dependency on a recent version of Terraform is handled. This PR checks for and installs the latest version into a local path if needed. The install script supports multiple os and architecture. ## License By submitting this pull request, I confirm that my contribution is made under the terms of the projects associated license.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| function Get-OSArchitecture { | ||
| $os = "" | ||
| if ($IsWindows) { | ||
| $os = "windows" | ||
| } | ||
| if($IsLinux) { | ||
| $os = "linux" | ||
| } | ||
| if($IsMacOS) { | ||
| $os = "darwin" | ||
| } | ||
|
|
||
| # Enum values can be seen here: https://learn.microsoft.com/en-us/dotnet/api/system.runtime.interopservices.architecture?view=net-7.0#fields | ||
| $architecture = ([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture).ToString().ToLower() | ||
|
|
||
| if($architecture -eq "x64") { | ||
| $architecture = "amd64" | ||
| } | ||
| if($architecture -eq "x86") { | ||
| $architecture = "386" | ||
| } | ||
|
|
||
| $osAndArchitecture = "$($os)_$($architecture)" | ||
|
|
||
| $supportedOsAndArchitectures = @( | ||
| "darwin_amd64", | ||
| "darwin_arm64", | ||
| "linux_386", | ||
| "linux_amd64", | ||
| "linux_arm64", | ||
| "windows_386", | ||
| "windows_amd64" | ||
| ) | ||
|
|
||
| if($supportedOsAndArchitectures -notcontains $osAndArchitecture) { | ||
| Write-Error "Unsupported OS and architecture combination: $osAndArchitecture" | ||
| exit 1 | ||
| } | ||
|
|
||
| return @{ | ||
| os = $os | ||
| architecture = $architecture | ||
| osAndArchitecture = $osAndArchitecture | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| function Get-TerraformTool { | ||
| [CmdletBinding(SupportsShouldProcess = $true)] | ||
| param( | ||
| [Parameter(Mandatory = $false)] | ||
| [string]$version = "latest", | ||
| [Parameter(Mandatory = $false)] | ||
| [string]$toolsPath = ".\terraform" | ||
| ) | ||
|
|
||
| if($version -eq "latest") { | ||
| $version = (Invoke-WebRequest -Uri "https://checkpoint-api.hashicorp.com/v1/check/terraform").Content | ConvertFrom-Json | Select-Object -ExpandProperty current_version | ||
| } | ||
|
|
||
| $commandDetails = Get-Command -Name terraform -ErrorAction SilentlyContinue | ||
| if($commandDetails) { | ||
| Write-InformationColored "Terraform already installed in $($commandDetails.Path), checking version" -ForegroundColor Green -InformationAction Continue | ||
| $installedVersion = terraform version -json | ConvertFrom-Json | ||
| Write-InformationColored "Installed version of Terraform: $($installedVersion.terraform_version) on $($installedVersion.platform)" -ForegroundColor Green -InformationAction Continue | ||
| if($installedVersion.terraform_version -eq $version) { | ||
| Write-InformationColored "Installed version of Terraform matches required version $version, skipping install" -ForegroundColor Green -InformationAction Continue | ||
| return | ||
| } | ||
| } | ||
|
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||
| $unzipdir = Join-Path -Path $toolsPath -ChildPath "terraform_$version" | ||
| if (Test-Path $unzipdir) { | ||
| Write-InformationColored "Terraform $version already installed, adding to Path." -ForegroundColor Green -InformationAction Continue | ||
| if($os -eq "windows") { | ||
| $env:PATH = "$($unzipdir);$env:PATH" | ||
| } else { | ||
| $env:PATH = "$($unzipdir):$env:PATH" | ||
| } | ||
| return | ||
| } | ||
|
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| $osArchitecture = Get-OSArchitecture | ||
|
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||
| $zipfilePath = "$unzipdir.zip" | ||
|
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| $url = "https://releases.hashicorp.com/terraform/$($version)/terraform_$($version)_$($osArchitecture.osAndArchitecture).zip" | ||
|
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||
| if(!(Test-Path $toolsPath)) { | ||
| New-Item -ItemType Directory -Path $toolsPath| Out-String | Write-Verbose | ||
| } | ||
|
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| Invoke-WebRequest -Uri $url -OutFile "$zipfilePath" | Out-String | Write-Verbose | ||
|
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| Expand-Archive -Path $zipfilePath -DestinationPath $unzipdir | ||
|
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| $toolFileName = "terraform" | ||
|
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||
| if($osArchitecture.os -eq "windows") { | ||
| $toolFileName = "$($toolFileName).exe" | ||
| } | ||
|
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| $toolFilePath = Join-Path -Path $unzipdir -ChildPath $toolFileName | ||
|
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| if($osArchitecture.os -ne "windows") { | ||
| $isExecutable = $(test -x $toolFilePath; 0 -eq $LASTEXITCODE) | ||
| if(!($isExecutable)) { | ||
| chmod +x $toolFilePath | ||
| } | ||
| } | ||
|
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||
| if($osArchitecture.os -eq "windows") { | ||
| $env:PATH = "$($unzipdir);$env:PATH" | ||
| } else { | ||
| $env:PATH = "$($unzipdir):$env:PATH" | ||
| } | ||
|
|
||
| Remove-Item $zipfilePath | ||
| Write-InformationColored "Installed Terraform version $version" -ForegroundColor Green -InformationAction Continue | ||
| } |
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