DOE100 - Docker: Implementation

Objectives : Master the implementation of Operating-system-level virtualization with Docker.
Who can benefit : Linux Technicians and Administrators.
Prerequisites : One of the following certifications or the equivalent skills: CompTIA Linux+ Powered by LPI or LPIC-1 or SUSE CLA or ITT Debian Linux - Technician or ITT CentOS Linux - Technician.
Learning technique : Clear, theoretical course content divided into lessons and extensive LABS.
Student Progression : Student progression is monitored both in terms of effective attendance and in terms of comprehension using self-assessment tests.
Duration : 2 days (14 hours).

• A computer running MacOS, Linux, Windows™ or Solaris™,
• AZERTY FR or QWERTY US keyboard,
• Minimum 4 GB of RAM,
• Minimum dual-core processor,
• Headphones/Earphones,
• A microphone (optional).

• If Windows™ - Putty and WinSCP,
• Chrome or Firefox web browser.

• A fast Internet connection (4G minimum) and no proxy,
• Unhindered access to the following domains : https://my-short.link, https://itraining.center, https://ittraining.io, https://ittraining.institute, https://ittraining.support.

• DOE100 - Docker : Implementation - 1 hour.
  • Prerequisites
    • Hardware
    • Software
    • Internet
  • Using the Infrastructure
    • Connecting to the Cloud Server
      • Linux, MacOS and Windows 10 with a built-in ssh client
      • Windows 7 and Windows 10 without a built-in ssh client
    • Starting the Virtual Machine
    • Connecting to the Virtual Machine
  • Course Curriculum

• DOE101 - Operating-system-level virtualization - 3 hours.
  • What is Operating-system-level virtualization?
    • A brief history
  • What are Namespaces?
  • What are CGroups?
    • LAB #1 - Working with CGroups
      • 1.1 - Capping memory usage
      • 1.2 - The cgroup-tools package
        • The cgcreate command
        • The cgexec command
        • The cgdelete command
        • The /etc/cgconfig.conf file
  • What are Linux Containers?
    • LAB #2 - Working with LXC
      • 2.1 - Installation
      • 2.2 - Creating a simple container
      • 2.3 - Starting a simple container
      • 2.4 - Attaching a terminal to a running container
      • 2.5 - Basic LXC commands
        • The lxc-console command
        • The lxc-stop command
        • The lxc-execute command
        • The lxc-info command
        • The lxc-freeze command
        • The lxc-unfreeze command
        • Other commands
      • 2.6 - Creating an unprivileged container
        • User Namespaces
        • Creating a dedicated user
        • Setting up the mapping
        • Creating the container
        • Checking out the mapping
      • 2.7 - Creating an unpersistant container
        • The lxc-copy command
      • 2.8 - Backing up containers
        • The lxc-snapshot command

• DOE102 - Getting Started with Docker - 3 hours.
  • What is Docker?
  • LAB #1 - Working with Docker
    • 1.1 - Installing Docker
    • 1.2 - Starting a container
    • 1.3 - Viewing a list of containers and images
    • 1.4 - Searching for an image in a repository
    • 1.5 - Deleting a container
    • 1.6 - Creating an image from a modified container
    • 1.7 - Deleting an image
    • 1.8 - Creating a container with a specific name
    • 1.9 - Executing a command within a container
    • 1.10 - Injecting Environment Variables into a container
    • 1.11 - Modifying the hostname of a container
    • 1.12 - Port mapping
    • 1.13 - Starting a container in the background
    • 1.14 - Accessing services from outside the container
    • 1.15 - Starting and stopping a container
    • 1.16 - Using Signals with a Container
    • 1.17 - Deleting a running container
    • 1.18 - Using volumes
    • 1.19 - Downloading an image without creating a container
    • 1.20 - Attaching to a running container
    • 1.21 - Installing a package in a container
    • 1.22 - Using the docker commit command
    • 1.23 - Connecting to a running server within the container

• DOE103 - Managing Docker Images - 3 hours.
  • LAB #1 - Recreating an official Docker image
    • 1.1 - Dockerfiles
    • 1.2 - FROM
    • 1.3 - RUN
    • 1.4 - ENV
    • 1.5 - VOLUME
    • 1.6 - COPY
    • 1.7 - ENTRYPOINT
    • 1.8 - EXPOSE
    • 1.9 - CMD
    • 1.10 - Other commands
  • LAB #2 - Creating a simple Dockerfile
    • 2.1 - Create and test the script
    • 2.2 - Cache management

• DOE104 - Managing volumes, the network and resources - 3 hours.
  • LAB #1 - Managing volumes
    • 1.1 - Automatically
    • 1.2 - Manually
  • LAB #2 - Managing the network
    • 2.1 - Docker networks
      • Bridge
      • Host
      • None
      • Links
    • 2.2 - Wordpress in a container
    • 2.3 - Managing microservices
  • LAB #3 - Monitoring
    • 3.1 - Logs
    • 3.2 - Processus
    • 3.3 - Activity
  • LAB #4 - Managing resources
    • 4.1 - Memory

• DOE105 - Course completion - 1 hour.
  • What's next?
    • Training materials
    • What you need
      • Hardware
      • Software
      • Virtual Machine
  • What we covered
    • Day #1
    • Day #2
  • Resetting the course infrastructure
  • Evaluate the training session
  • Thanks

<html> <DIV ALIGN=“CENTER”> Copyright © 2020 Hugh Norris<BR><BR> Non-contractual document. The curriculum can be changed without notice. </div> </html>