Docker

Course Overview

1. CONTAINER TECHNOLOGY OVERVIEW
   1. Application Management Landscape
   2. Application Isolation
   3. Resource Measurement and Control
   4. Container Security
   5. OverlayFS Overview
   6. Container Security
   7. Open Container Initiative
   8. Docker Alternatives
   9. Docker Ecosystem
   LAB TASKS
   1. Container Concepts runC
   2. Container Concepts Systemd
2. INSTALLING DOCKER
   1. Installing Docker
   2. Docker Architecture
   3. Starting the Docker Daemon
   4. Docker Daemon Configuration
   5. Docker Control Socket
   6. Enabling TLS for Docker
   7. Validating Docker Install
   LAB TASKS
   1. Installing Docker
   2. Protecting Docker with TLS
3. MANAGING CONTAINERS
   1. Creating a New Container
   2. Listing Containers
   3. Managing Container Resources
   4. Running Commands in an Existing Container
   5. Interacting with a Running Container
   6. Stopping, Starting, and Removing Containers
   7. Copying files in/out of Containers
   8. Inspecting and Updating Containers
   9. Docker Output Filtering & Formatting
   LAB TASKS
   1. Managing Containers
   2. Configure a docker container to start at boot.
4. MANAGING IMAGES
   1. Docker Images
   2. Listing and Removing Images
   3. Searching for Images
   4. Downloading Images
   5. Uploading Images
   6. Export/Import Images
   7. Save/Load Images
   8. Committing Changes
   LAB TASKS
   1. Docker Images
   2. Docker Platform Images
5. CREATING IMAGES WITH DOCKERFILE
   1. Dockerfile
   2. Caching
   3. docker image build
   4. Dockerfile Instructions
   5. ENV and WORKDIR
   6. Running Commands
   7. Getting Files into the Image
   8. Defining Container Executable
   9. HEALTHCHECK
   10. Best Practices
   11. Multi-Stage builds with Dockerfile
   LAB TASKS
   1. Dockerfile Fundamentals
   2. Optimizing Image Build Size
   3. Image Builds and Caching
6. DOCKER VOLUMES
   1. Volume Concepts
   2. The docker volume Command
   3. Creating and Using Internal Volumes
   4. Internal Volume Drivers
   5. Removing Volumes
   6. Creating and Using External Volumes
   7. SELinux Considerations
   8. Mapping Devices
   LAB TASKS
   1. Docker Internal Volumes
   2. Docker External Volumes
7. DOCKER COMPOSE/SWARM
   1. Writing YAML Files
   2. Concepts
   3. Compose CLI
   4. Defining a Service Set
   5. Legacy Compose Versions
   6. Docker Engine Swarm Mode
   7. Docker Swarm Terms
   8. Docker Swarm Command Overview
   9. Creating a Swarm
   10. Creating Services
   11. Creating Secrets
   12. Stack Files
   13. Stack Command
   14. Swarm Placements
   15. Swarm Resource Limits & Reservations
   16. Swarm Networking
   17. Swarm Networking Troubleshooting
   LAB TASKS
   1. Docker Compose
   2. Docker Engine Swarm Mode
8. DOCKER NETWORKING
   1. Overview
   2. Data-Link Layer Details
   3. Network Layer Details
   4. Hostnames and DNS
   5. Service Reachability
   6. Container to Container Communication
   7. Container to Container: Links (deprecated)
   8. Container to Container: Private Network
   9. Managing Private Networks
   10. Remote Host to Container
   LAB TASKS
   1. Docker Networking
   2. Exposing Ports
   3. Docker Networking
9. DOCKER LOGGING
   1. Docker Logging
   2. Docker Logging with json-file and journald
   3. Docker Logging with syslog
   4. Docker Logging with Graylog or Logstash
   5. Docker Logging with Fluentd
   6. Docker Logging with Amazon or Google
   7. Docker Logging with Splunk
   LAB TASKS
   1. Logging to syslog
10. DOCKER REGISTRY LAB TASKS
    1. Docker Registry
    2. Docker Registry (secured)
    3. Docker Content Trust

Prerequisites

Proficiency with the Linux CLI. A broad understanding of Linux system administration.

Course Comments

Supported Distributions:

• Red Hat Enterprise Linux 9