Book Image

Learning PowerCLI - Second Edition

By : Robert van den Nieuwendijk
Book Image

Learning PowerCLI - Second Edition

By: Robert van den Nieuwendijk

Overview of this book

VMware vSphere PowerCLI, a free extension to Microsoft Windows PowerShell, enables you to automate the management of a VMware vSphere or vCloud environment. This book will show you how to automate your tasks and make your job easier. Starting with an introduction to the basics of PowerCLI, the book will teach you how to manage your vSphere and vCloud infrastructure from the command line. To help you manage a vSphere host overall, you will learn how to manage vSphere ESXi hosts, host profiles, host services, host firewall, and deploy and upgrade ESXi hosts using Image Builder and Auto Deploy. The next chapter will not only teach you how to create datastore and datastore clusters, but you’ll also work with profile-driven and policy-based storage to manage your storage. To create a disaster recovery solution and retrieve information from vRealize Operations, you will learn how to use Site Recovery Manager and vRealize Operations respectively. Towards the end, you’ll see how to use the REST APIs from PowerShell to manage NSX and vRealize Automation and create patch baselines, scan hosts against the baselines for missing patches, and re-mediate hosts. By the end of the book, you will be capable of using the best tool to automate the management and configuration of VMware vSphere.
Table of Contents (22 chapters)
Learning PowerCLI Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Using providers and PSDrives


Until now, you have only seen cmdlets. Cmdlets are PowerShell commands. PowerShell has another import concept named providers. Providers are accessed through named drives or PSDrives. In the following sections, Using providers and Using PSDrives, providers and PSDrives will be explained.

Using providers

A PowerShell provider is a piece of software that makes datastores look like filesystems. PowerShell providers are usually part of a snap-in or a module-like PowerCLI. The advantage of providers is that you can use the same cmdlets for all the providers. These cmdlets have the following nouns: Item, ChildItem, Content, and ItemProperty. You can use the Get-Command cmdlet to get a list of all the cmdlets with these nouns:

PowerCLI C:> Get-Command -Noun Item,ChildItem,Content,ItemProperty |
Format-Table -AutoSize

The preceding command gives the following output:

CommandType Name                Version Source
----------- ----                ------- ------
Cmdlet...