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Learning PowerShell DSC

You're reading from   Learning PowerShell DSC Automate deployment and configuration of your servers

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Product type Paperback
Published in Sep 2017
Publisher
ISBN-13 9781787287242
Length 272 pages
Edition 2nd Edition
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Author (1):
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James Pogran James Pogran
Author Profile Icon James Pogran
James Pogran
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Table of Contents (9) Chapters Close

Preface 1. Introducing PowerShell DSC FREE CHAPTER 2. DSC Architecture 3. DSC Configuration Files 4. DSC Resources 5. Pushing DSC Configurations 6. Pulling DSC Configurations 7. DSC Cross Platform Support 8. Example Scenarios

Configuration management refresher

A few weeks pass and you get an escalation call from the application team that your DSC stuff broke their application. A few minutes of investigation using the xDSCResourceDiagnostics module shows successful DSC executions that detected configuration drift and corrected it. After showing this to the application team, they eventually admit that they updated the configuration file used by the Apollo application with different values without telling you since they were used to deploying the application themselves.

Since you had set the LCM to ApplyAndAutoCorrect, DSC had detected the content difference in the file specified in $Node.Apollo.ConfigFilePath and changed it back to the value you specified in $Node.Apollo.ConfigFileContents in the DSC configuration data file, just like it was designed to do. The application team didn't think that...

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