Book Image

VMware vRealize Orchestrator Cookbook - Second Edition

By : Daniel Langenhan
Book Image

VMware vRealize Orchestrator Cookbook - Second Edition

By: Daniel Langenhan

Overview of this book

VMware vRealize Orchestrator is a powerful automation tool designed for system administrators and IT operations staff who are planning to streamline their tasks and are waiting to integrate the functions with third-party operations software. This book is an update to VMware vRealize Orchestrator Cookbook and is blend of numerous recipes on vRealize Orchestrator 7. This book starts with installing and configuring vRealize Orchestrator. We will demonstrate how to upgrade from previous versions to vRealize Orchestrator 7. You will be taught all about orchestrator plugins and how to use and develop various plugins that have been enhanced in Orchestrator 7. Throughout this book, you will explore the new features of Orchestrator 7, such as the introduction of the control center, along with its uses. You will also come to understand visual programming, how to integrate base plugins into workflows, and how to automate VMware. You will also get to know how to troubleshoot vRealize Orchestrator. By the end of this book, you will be able to get the most out of your Orchestrator installation, and will be able to develop complex workflows and create your own highly integrated automations of vRealize environments.
Table of Contents (19 chapters)
VMware vRealize Orchestrator Cookbook Second Edition
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface

JavaScript special statements


This recipe introduces three usages that are rather advantageous and important, try, catch, and finally functions.

Getting ready

We need a new workflow and a scriptable task inside it to try these out.

The example workflow, 06.02 JavaScript special statements, contain all the following examples.

How to do it...

There are two sections in this recipe.

The try, catch, and finally statement

When writing any code, you want to make sure that when the code produces an error, you are still able to execute some critical operations, such as closing an open connection:

  1. Create a scriptable task and enter the following code:

          try { 
            //Main code; 
             System.log("Start Main"); 
             if (error) { 
                   throw("Create Error"); 
             } 
             System.log("End Main"); 
          } 
          catch( ex ) { 
            // error handling  
            System.log("Error: "+ex); 
          } finally { 
            /...