enhancement: env file version automation (#89)

README.md

@@ -81,13 +81,13 @@ This currently tests for:
 #### Azure Landing Zone Environment with Bicep and GitHub Actions Workflows
 
 ```powershell
-New-ALZEnvironment -o <output_directory> -IaC "bicep" -cicd "github
+New-ALZEnvironment -o <output_directory> -i "bicep" -c "github"
 ```
 
 #### Azure Landing Zone Environment with Bicep and Azure DevOps Pipelines
 
 ```powershell
-New-ALZEnvironment -o <output_directory> -IaC "bicep" -cicd "azuredevops"
+New-ALZEnvironment -o <output_directory> -i "bicep" -c "azuredevops"
 ```
 
 > **Note**
@@ -96,13 +96,13 @@ New-ALZEnvironment -o <output_directory> -IaC "bicep" -cicd "azuredevops"
 #### Azure Landing Zone Environment with Terraform and GitHub Pipelines
 
 ```powershell
-New-ALZEnvironment -o <output_directory> -IaC "terraform" -cicd "github"
+New-ALZEnvironment -o <output_directory> -i "terraform" -c "github"
 ```
 
 #### Azure Landing Zone Environment with Terraform and Azure DevOps Pipelines
 
 ```powershell
-New-ALZEnvironment -o <output_directory> -IaC "terraform" -cicd "azuredevops"
+New-ALZEnvironment -o <output_directory> -i "terraform" -c "azuredevops"
 ```
 
 ## Additional Cmdlets
@@ -112,7 +112,7 @@ New-ALZEnvironment -o <output_directory> -IaC "terraform" -cicd "azuredevops"
 #### Downloads and pulls down the specified release version from the remote GitHub repository to a local directory
 
 ```powershell
-Get-ALZGithubRelease -githubRepoUrl "https://github.com/Azure/ALZ-Bicep" -releases "v0.14.0" -directoryForReleases "C:\Repos\ALZ\accelerator\upstream-releases\"
+Get-ALZGithubRelease -i "bicep" -v "v0.14.0" -o "C:\Repos\ALZ\accelerator"
 ```
 
 ## Development

src/ALZ/Private/New-ALZEnvironmentBicep.ps1

@@ -16,8 +16,6 @@ function New-ALZEnvironmentBicep {
         [string] $alzCicdPlatform
     )
 
-    $bicepModuleUrl = "https://github.com/Azure/ALZ-Bicep"
-
     if ($PSCmdlet.ShouldProcess("ALZ-Bicep module configuration", "modify")) {
 
         if($alzVersion -ne "latest" -and $alzVersion -notlike "*-preview") {
@@ -34,7 +32,7 @@ function New-ALZEnvironmentBicep {
         $alzEnvironmentDestinationInternalCode = Join-Path $alzEnvironmentDestination "upstream-releases"
 
         # Downloading the latest or specified version of the bicep accelerator module
-        $releaseTag = Get-ALZGithubRelease -directoryForReleases $alzEnvironmentDestinationInternalCode -githubRepoUrl $bicepModuleUrl -release $alzVersion
+        $releaseTag = Get-ALZGithubRelease -directoryForReleases $alzEnvironmentDestination -iac "bicep" -release $alzVersion
         $releasePath = Join-Path -Path $alzEnvironmentDestinationInternalCode -ChildPath $releaseTag
 
         # Getting the configuration

src/ALZ/Private/New-ALZEnvironmentTerraform.ps1

@@ -23,8 +23,6 @@ function New-ALZEnvironmentTerraform {
         [switch] $autoApprove
     )
 
-    $terraformModuleUrl = "https://github.com/Azure/alz-terraform-accelerator"
-
     if ($PSCmdlet.ShouldProcess("ALZ-Terraform module configuration", "modify")) {
 
         Write-InformationColored "Downloading alz-terraform-accelerator Terraform module to $alzEnvironmentDestination" -ForegroundColor Green -InformationAction Continue
@@ -36,7 +34,7 @@ function New-ALZEnvironmentTerraform {
         }
 
         # Downloading the latest or specified version of the alz-terraform-accelerator module
-        $releaseTag = Get-ALZGithubRelease -directoryForReleases $alzEnvironmentDestination -githubRepoUrl $terraformModuleUrl -release $alzVersion
+        $releaseTag = Get-ALZGithubRelease -directoryForReleases $alzEnvironmentDestination -iac "terraform" -release $alzVersion
         $releasePath = Join-Path -Path $alzEnvironmentDestination -ChildPath $releaseTag
 
         # Getting the configuration for the initial bootstrap user input and validators

src/ALZ/Public/Get-ALZGithubRelease.ps1

@@ -22,16 +22,28 @@ Checks for the releases of a GitHub repository and downloads the latest release
 function Get-ALZGithubRelease {
     [CmdletBinding()]
     param (
-        [Parameter(Mandatory = $true, Position = 1, HelpMessage = "Please the provide the full URL of the GitHub repository you wish to check for the latest release.")]
+        [Parameter(Mandatory = $true, Position = 0, HelpMessage = "The IaC provider to use for the ALZ environment.")]
+        [ValidateSet("bicep", "terraform")]
+        [Alias("Iac")]
+        [Alias("i")]
         [string]
-        $githubRepoUrl,
+        $alzIacProvider,
+
+        [Parameter(Mandatory = $false, Position = 1, HelpMessage = "Please the provide the full URL of the GitHub repository you wish to check for the latest release.")]
+        [string]
+        $githubRepoUrl = "",
 
         [Parameter(Mandatory = $false, Position = 2, HelpMessage = "The releases to download. Specify 'all' to download all releases or 'latest' to download the latest release. Defaults to the latest release.")]
         [array]
+        [Alias("version")]
+        [Alias("v")]
         $release = "latest",
 
         [Parameter(Mandatory = $false, Position = 3, HelpMessage = "The directory to download the releases to. Defaults to the current directory.")]
         [string]
+        [Alias("Output")]
+        [Alias("OutputDirectory")]
+        [Alias("O")]
         $directoryForReleases = "$PWD/releases",
 
         [Parameter(Mandatory = $false, Position = 4, HelpMessage = "An array of strings contianing the paths to the directories or files that you wish to keep when downloading and extracting from the releases.")]
@@ -43,6 +55,23 @@ function Get-ALZGithubRelease {
         $queryOnly
     )
 
+    # Set the repository URL if not provided
+    $bicepModuleUrl = "https://github.com/Azure/ALZ-Bicep"
+    $terraformModuleUrl = "https://github.com/Azure/alz-terraform-accelerator"
+    if($githubRepoUrl -eq "") {
+        if($alzIacProvider -eq "bicep") {
+            $githubRepoUrl = $bicepModuleUrl
+        } elseif($alzIacProvider -eq "terraform") {
+            $githubRepoUrl = $terraformModuleUrl
+        }
+    }
+
+    $parentDirectory = $directoryForReleases
+    # Bicep specific path setup
+    if($alzIacProvider -eq "bicep") {
+        $directoryForReleases = Join-Path $directoryForReleases "upstream-releases"
+    }
+
     # Split Repo URL into parts
     $repoOrgPlusRepo = $githubRepoUrl.Split("/")[-2..-1] -join "/"
 
@@ -81,7 +110,7 @@ function Get-ALZGithubRelease {
         New-Item -ItemType Directory -Path $directoryForReleases | Out-String | Write-Verbose
     }
 
-    # Check the firectory for this release
+    # Check the directory for this release
     $releaseDirectory = "$directoryForReleases/$releaseTag"
 
     Write-Verbose "===> Checking if directory for release version exists: $releaseDirectory"
@@ -117,8 +146,18 @@ function Get-ALZGithubRelease {
         Remove-Item -Path "$releaseDirectory/tmp" -Force -Recurse
 
     } else {
+        Write-InformationColored "The release directory for this version already exists and has content in it, so we are not over-writing it." -ForegroundColor Yellow -InformationAction Continue
         Write-Verbose "===> Content already exists in $releaseDirectory. Skipping"
     }
 
+    # Check and replace the .env file release version if it is Bicep
+    if($alzIacProvider -eq "bicep") {
+        $envFilePath = Join-Path -Path $parentDirectory -ChildPath ".env"
+        if(Test-Path $envFilePath) {
+            Write-Verbose "===> Replacing the .env file release version with $releaseTag"
+            (Get-Content $envFilePath) -replace "UPSTREAM_RELEASE_VERSION=.*", "UPSTREAM_RELEASE_VERSION=$releaseTag" | Set-Content $envFilePath
+        }
+    }
+
     return $releaseTag
 }

src/ALZ/Public/New-ALZEnvironment.ps1

@@ -35,16 +35,20 @@ function New-ALZEnvironment {
 
         [Parameter(Mandatory = $false)]
         [Alias("alzBicepVersion")]
+        [Alias("version")]
+        [Alias("v")]
         [string] $alzVersion = "latest",
 
         [Parameter(Mandatory = $false)]
         [ValidateSet("bicep", "terraform")]
         [Alias("Iac")]
+        [Alias("i")]
         [string] $alzIacProvider = "bicep",
 
         [Parameter(Mandatory = $false)]
         [ValidateSet("github", "azuredevops")]
         [Alias("Cicd")]
+        [Alias("c")]
         [string] $alzCicdPlatform = "github",
 
         [Parameter(Mandatory = $false)]

src/Tests/Unit/Public/Get-ALZGithubRelease.Tests.ps1

@@ -100,13 +100,13 @@ InModuleScope 'ALZ' {
             }
 
             It 'Should get the correct releases' {
-                Get-ALZGithubRelease -githubRepoUrl "http://github.com/test/repo" -directoryAndFilesToKeep @('repo-1.0.0') -directoryForReleases "output"
+                Get-ALZGithubRelease -iac "bicep" -githubRepoUrl "http://github.com/test/repo" -directoryAndFilesToKeep @('repo-1.0.0') -directoryForReleases "output"
                 Should -Invoke Expand-Archive
                 Should -Not -Invoke Write-Warning
             }
 
             It 'Should throw an exception when you ask for a release that does not exist' {
-                { Get-ALZGithubRelease -githubRepoUrl "http://github.com/test/repo" -release 'v2.0.0' -directoryAndFilesToKeep @('repo-1.0.0') -directoryForReleases "output" } | Should -Throw
+                { Get-ALZGithubRelease -iac "bicep" -githubRepoUrl "http://github.com/test/repo" -release 'v2.0.0' -directoryAndFilesToKeep @('repo-1.0.0') -directoryForReleases "output" } | Should -Throw
                 Should -Invoke Write-Error
             }
         }