LFS303 Linux für Cloud Technicians

Agenda Introduction

• Linux Foundation
• Laboratory Exercises, Solutions and Resources
• Things Change in Linux and Open Source Projects
• Distribution Details

System Configuration from the Graphical Interface

• GUI or Command Line?
• System Settings
• Display Settings
• Network Manager
• NTP (Network Time Protocol)
• Graphical Software Package Management
• Console
• X Window System and Desktop Manager

Boot Process and System Initialization

• Bootloader
• Linux Kernel and initramfs
• init and Services
• systemd
• systemctl

Command-line Operations

• Command Line Operations and Options
• Logging In and Out, Rebooting and Shutting Down
• Setting Time and Date
• Locating Applications
• Directories and Paths
• Wildcards
• Searching for Files
• Command Prompt
• Package Management

User Accounts and Environment

• User Accounts
• Groups
• Group Management
• Shell Startup Files
• Management of User Accounts
• Passwords
• File Ownership and Permissions
• SSH
• Environment Variables
• Key Shortcuts
• Command History
• Command Aliases

Text Operations

• cat
• echo
• sed
• awk
• Miscellaneous Text Utilities
• Sorting, Cutting, Pasting, Joining, Splitting
• Regular Expressions and grep

File Operations

• Filesystems
• Partitions and Mount Points
• Network File System (NFS)
• rsync
• Working with Files
• Comparing Files
• File Types
• Compressing Data

Bash Shell Scripting

• Scripts
• Features
• Functions
• Command Substitutions and Arithmetic
• If Conditions and Tests
• Looping Structures
• Case Structure
• Debugging
• Creating Temporary Files and Directories

Networking

• Addressing
• Networking Interfaces and Configuration
• Networking Utilities and Tools

Working With Linux Filesystems

• Filesystem Basics
• Virtual Filesystem (VFS)
• Hard and Soft Links
• Available Filesystems
• Creating and formatting filesystems
• Checking and Repairing Filesystems
• Filesystem Usage
• Disk Usage
• Mounting filesystems
• NFS
• Mounting at Boot and /etc/fstab

Virtualization Overview

• Introduction to Virtualization
• Hosts and Guests
• Emulation
• Hypervisors
• libvirt
• QEMU
• KVM

Containers Overview

• Containers
• Application Virtualization
• Containers vs Virtual Machines
• Docker
• Docker Commands
• Podman

Basic Troubleshooting

• Troubleshooting Levels
• Troubleshooting Techniques
• Networking
• File Integrity
• Boot Process Failures
• Filesystem Corruption and Recovery
• Virtual Consoles

Introduction to GIT

• Revision Control
• Know Where the Code is Coming From: DCO and CLA
• Available Revision Control Systems
• Graphical Interfaces
• Documentation

Using Git: an Example

• Basic Commands
• A Simple Example
• Signing Off on Commits
• master vs main

DevOps and GitOps

• Introduction
• Cultural Philosophies and Methodologies
• Early Software Development Management Practice
• Modern Software Development
• DevOps Methodologies
• DevOps tools

Voraussetzungen

Für eine optimale Teilnahme am Kurs empfehlen wir folgende Vorkenntnisse:

• Grundkenntnisse in Linux

Zielgruppe

• Personen, die ihre Kenntnisse der Linux-Systemkonfiguration, -Administration und -Befehlszeilenumgebung erweitern möchten