pulling helm-diff for windows

kubernetes/bootstrap/helmfile-diffinstall.ps1

@@ -0,0 +1,100 @@
+param(
+  [switch]$Verbose
+)
+
+if ($Verbose) {
+  $VerbosePreference = "Continue"
+}
+
+$pluginPath = "$env:APPDATA\helm\plugins\helm-diff\bin"
+$binaryPath = "$pluginPath\diff.exe"
+$latestRelease = "https://github.com/databus23/helm-diff/releases/latest/download/helm-diff-windows-amd64.tgz"
+$tempFile = "$env:TEMP\helm-diff.tgz"
+
+function Update-HelmDiff {
+  try {
+    Write-Verbose "Checking for existing installation..."
+    if (Test-Path $binaryPath) {
+      Write-Host "Found existing helm-diff installation. Updating..."
+
+      # Download latest release
+      Write-Verbose "Downloading latest release..."
+      try {
+        Invoke-WebRequest -Uri $latestRelease -OutFile $tempFile -ErrorAction Stop
+      }
+      catch {
+        Write-Error "Failed to download helm-diff: $_"
+        exit 1
+      }
+
+      # Extract and move new binary
+      Write-Verbose "Extracting new binary..."
+      try {
+        tar -xf $tempFile -C $pluginPath "diff/bin/diff.exe"
+        Move-Item "$pluginPath\diff\bin\diff.exe" $pluginPath -Force
+        Remove-Item -Path "$pluginPath\diff" -Recurse -Force
+      }
+      catch {
+        Write-Error "Failed to extract and move binary: $_"
+        exit 1
+      }
+
+      # Cleanup
+      Write-Verbose "Cleaning up temporary files..."
+      Remove-Item $tempFile -ErrorAction SilentlyContinue
+
+      Write-Host "helm-diff successfully updated at: $binaryPath"
+      helm diff version
+      exit 0
+    }
+    else {
+      Write-Verbose "No existing installation found. Proceeding with new installation."
+    }
+  }
+  catch {
+    Write-Error "Update failed: $_"
+    exit 1
+  }
+}
+
+# Main script execution
+Update-HelmDiff
+
+# If no existing installation found, proceed with new installation
+Write-Verbose "Installing helm-diff..."
+try {
+  New-Item -ItemType Directory -Force -Path $pluginPath | Out-Null
+
+  # Download latest release
+  Write-Verbose "Downloading latest release..."
+  try {
+    Invoke-WebRequest -Uri $latestRelease -OutFile $tempFile -ErrorAction Stop
+  }
+  catch {
+    Write-Error "Failed to download helm-diff: $_"
+    exit 1
+  }
+
+  # Extract and move binary
+  Write-Verbose "Extracting binary..."
+  try {
+    tar -xf $tempFile -C $pluginPath "diff/bin/diff.exe"
+    Move-Item "$pluginPath\diff\bin\diff.exe" $pluginPath -Force
+    Remove-Item -Path "$pluginPath\diff" -Recurse -Force
+  }
+  catch {
+    Write-Error "Failed to extract and move binary: $_"
+    exit 1
+  }
+
+  # Cleanup
+  Write-Verbose "Cleaning up temporary files..."
+  Remove-Item $tempFile -ErrorAction SilentlyContinue
+
+  Write-Host "helm-diff successfully installed at: $binaryPath"
+  helm diff version
+}
+catch {
+  Write-Error "Installation failed: $_"
+  exit 1
+}