Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Linux Administration Cookbook

You're reading from   Linux Administration Cookbook Insightful recipes to work with system administration tasks on Linux

Arrow left icon
Product type Paperback
Published in Dec 2018
Publisher Packt
ISBN-13 9781789342529
Length 826 pages
Edition 1st Edition
Tools
Arrow right icon
Author (1):
Arrow left icon
Adam K. Dean Adam K. Dean
Author Profile Icon Adam K. Dean
Adam K. Dean
Arrow right icon
View More author details
Toc

Table of Contents (15) Chapters Close

Preface 1. Introduction and Environment Setup 2. Remote Administration with SSH FREE CHAPTER 3. Networking and Firewalls 4. Services and Daemons 5. Hardware and Disks 6. Security, Updating, and Package Management 7. Monitoring and Logging 8. Permissions, SELinux, and AppArmor 9. Containers and Virtualization 10. Git, Configuration Management, and Infrastructure as Code 11. Web Servers, Databases, and Mail Servers 12. Troubleshooting and Workplace Diplomacy 13. BSDs, Solaris, Windows, IaaS and PaaS, and DevOps 14. Other Books You May Enjoy

Resetting SELinux permissions

In this section, we're going to talk about resetting SELinux permissions, and touch upon how you might reset a root password on a box you've forgotten the password for, while accounting for SELinux, which will hinder you otherwise.

Getting ready

Connect to your CentOS VM:

$ vagrant ssh centos7

How to do it...

First off, it's important to understand that with SELinux, we effectively have a running-ish configuration and a saved configuration. When you're running your system, it's important that any changes you make to...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at €18.99/month. Cancel anytime