PowerShell Team

Automating the world one-liner at a time…

Announcing Windows PowerShell Desired State Configuration for Linux

For those of you fortunate enough to be at TechEd North America last week, you might have seen Jeffrey Snover announcing Windows PowerShell Desired State Configuration (DSC) for Linux!  (If you missed that session, you can watch a replay of it online).  We are excited to announce the initial availability of this feature with the release of ...

Understanding Import-DscResource Keyword in Desired State Configuration

Desired State Configuration resources are used to model and change the state of different components of the system. In an earlier blog post, we discussed details about deploying and discovering those resources and introduced Import-DscResource dynamic keyword. In this post, we will discuss some more details about the usage and internal ...

Debug Mode in Desired State Configuration

The DSC engine caches resources implemented as a PowerShell module for efficiency purposes. This can sometimes turn out to be annoying, when you are authoring a resource and testing it simultaneously. The only way to cause DSC to load the newer version every time is to explicitly kill the process hosting the DSC engine. As part of the WMF5 ...

Want to Automatically Configure Your Machines Using DSC at Initial Boot-up?

Often times, IT Pros want to automate software installation and configuration upon a machine’s initial boot-up. This blog will walk you through how to use Windows PowerShell Desired State Configuration (DSC) to do this. We will show you how to prepare and inject DSC configurations into your bootable media (such as VHDs), so that they are...

Reusing Existing Configuration Scripts in PowerShell Desired State Configuration

You are an expert in PowerShell DSC (or maybe not an expert, just someone playing around with configurations in DSC) and have already written fairly large and complex configurations for configuring your environment/data center. Everything is working well and you are a great fan of DSC. There’s only one problem: your work is complicated. ...

Configuring a SQL High Availability Group with DSC

Let's use DSC to configure something complicated!  In past blogs, we’ve shown you how to use Windows PowerShell Desired State Configuration (DSC) to configure relatively simple systems.  However, the technologies you deal with on a day to day basis can sometimes become complicated.  Don’t worry, DSC can still help simplify ...

DSC Diagnostics Module– Analyze DSC Logs instantly now!

Have you ever witnessed a DSC Configuration run where you had no idea about what it might have done behind the scenes? Well, then your worries end here! During any DSC Operation, the DSC engine writes into windows event logs, which are like bread crumbs that the engine leaves along the way during any execution. If you read the blog here ...

Need more DSC Resources? Announcing DSC Resource Kit Wave 2

Good news everyone! Starting today, you can use Windows PowerShell Desired State Configuration (DSC) to configure Active Directory and SQL Server (including High Availability Groups). We are pleased to release the next wave of the DSC Resource Kit – one that enables you to start using DSC to solve your real world problems and scenarios. ...

How to enable Updatable Help for your PowerShell Module

PowerShell 3.0 lets the user update Help content on a per module basis. In this article, I will explain how you can enable this for your own PowerShell module. Prerequisites: Have a new (script/binary) module, help content for the cmdlets of the module, and a server where the help content is located. For this particular exercise I will be ...

Want to secure credentials in Windows PowerShell Desired State Configuration?

As you start using Windows PowerShell Desired State Configuration (DSC), you might need to specify credentials for resources. In a previous post we showed you how to define a resource that has a credential property.  In this post, I’ll discuss how to properly encrypt credentials when used in a DSC configuration. Prerequisites First, ...