add gitops.flux.checkPrereq. command and run it on ext. init (#35)

package.json

@@ -33,6 +33,7 @@
 	},
 	"activationEvents": [
 		"onCommand:gitops.kubectl.version",
+		"onCommand:gitops.flux.checkPrerequisites",
 		"onView:gitops.views.clusters",
 		"onView:gitops.views.sources",
 		"onView:gitops.views.deployments",
@@ -45,6 +46,11 @@
 				"command": "gitops.kubectl.version",
 				"title": "Kubectl Version",
 				"category": "GitOps"
+			},
+			{
+				"command": "gitops.flux.checkPrerequisites",
+				"title": "Flux Check Prerequisites",
+				"category": "GitOps"
 			}
 		],
 		"viewsContainers": {

src/commands.ts

@@ -22,6 +22,13 @@ export enum KubectlCommands {
 	Version = 'gitops.kubectl.version'
 }
 
+/**
+ * Flux commands.
+ */
+ export enum FluxCommands {
+	CheckPrerequisites = 'gitops.flux.checkPrerequisites'
+}
+
 let _context: ExtensionContext;
 
 /**
@@ -31,6 +38,7 @@ let _context: ExtensionContext;
 export function registerCommands(context: ExtensionContext) {
   _context = context;
   registerCommand(KubectlCommands.Version, showKubectlVersion);
+	registerCommand(FluxCommands.CheckPrerequisites, checkFluxPrerequisites);
 }
 
 /**
@@ -52,3 +60,10 @@ function registerCommand(commandName: string, callback: (...args: any[]) => any,
 async function showKubectlVersion() {
 	runTerminalCommand(_context, 'kubectl', 'version');
 }
+
+/**
+ * Runs Flux check --pre command in gitops terminal.
+ */
+ async function checkFluxPrerequisites() {
+	runTerminalCommand(_context, 'flux', 'check --pre');
+}

src/extension.ts

@@ -3,7 +3,7 @@ import {
 	commands,
 	window
 } from 'vscode';
-import { registerCommands, KubectlCommands } from './commands';
+import { registerCommands, FluxCommands, KubectlCommands } from './commands';
 import { ClusterTreeViewDataProvider } from './views/clusterTreeViewDataProvider';
 import { DeploymentTreeViewDataProvider } from './views/deploymentTreeViewDataProvider';
 import { LinkTreeViewDataProvider } from './views/linkTreeViewDataProvider';
@@ -42,6 +42,9 @@ export function activate(context: ExtensionContext) {
 
 	// show kubectl version in gitops terminal
 	commands.executeCommand(KubectlCommands.Version);
+
+	// run Flux prerequisites check
+	commands.executeCommand(FluxCommands.CheckPrerequisites);
 }
 
 export function deactivate() {}

src/gitOps.ts

@@ -12,7 +12,7 @@ let _currentDirectory: string | undefined;
 let _disposable: Disposable | undefined;
 
 /**
- * Gets gitops treminal instance
+ * Gets gitops treminal instance.
  * @param context VScode extension context.
  * @param workingDirectory Optional working directory path to cd to.
  * @returns
@@ -46,15 +46,13 @@ function getTerminal(context: ExtensionContext, workingDirectory?: string): Term
  * @param context VSCode extension context.
  * @param command Command name.
  * @param args Command arguments.
- * @param workingDirectory Optional working directory.
+ * @param workingDirectory Optional working directory path to cd to.
  */
 export function runTerminalCommand(
 	context: ExtensionContext,
   command: string,
   args: string,
-  workingDirectory?: string,
-  ): void {
-
+  workingDirectory?: string): void {
   const terminal = getTerminal(context, workingDirectory);
 	terminal.show(true);
 	terminal.sendText(`${command} ${args}`, true); // add new line