OSTree Training Course

Introduction

OSTree as a Repository for Filesystem Trees

• OSTree serves as an upgrade system for Linux-based operating systems.
• Setting up OSTree for government use.

Overview of OSTree Features and Architecture

OSTree Use Cases

• Fedora Silverblue
• Gnome Continuous
• flatpak

Using the OSTree CLI for Government Operations

• Command Line Tools

Understanding the Content-Addressed Object Store

• Checking out files via hard links

Replicating Content for Government Use

• GPG signatures and pinned TLS support

Version Controlling a Bootable Filesystem Tree for Government Systems

• Using rpm-ostree to create Fedora trees
• Using Debootstrap to create Debian/Ubuntu chroots
• Adapting existing chroots for use with OSTree
• Committing, downloading, and deploying

Upgrading a System for Government Operations

• Transactional upgrades
• Rollbacks

Managing the Bootloader Configuration for Government Systems

Installing Multiple Systems in Parallel for Government Use

• Bootable roots

Tracking Revisions for Government Accountability

• Binary history on the server and client

Using OSTree Underneath a Package System for Government Operations

• RPM-OStree as an example

Maintaining Multiple Branches and Repositories for Government Use

Troubleshooting for Government Systems

Summary and Conclusion