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Advanced Docker

When we understand topics like the optimization of Docker images and overall security measures, they can be adopted early on in the process, and provide benefits down the line. In this advanced...

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By Request
$810 USD
Duration 1 day
Course Code WA3238
Available Formats Classroom

Overview

When we understand topics like the optimization of Docker images and overall security measures, they can be adopted early on in the process, and provide benefits down the line. In this advanced Docker course, these topics and more are covered. The comprehensive chapters and detailed hands-on labs will introduce you to the concepts, and give you the opportunity to try them out. Upon course completion, you will be ready to implement what you’ve learned. For complete information on what is covered, view the detailed outline and training objectives below.

Skills Gained

  • Explore the use of multi-stage Dockerfiles
  • Deploy Multi-Container Applications with Docker Compose
  • Get to know Docker bind, volume and tmpfs storage
  • See when and how to inspect mounted volumes
  • Introduce Docker Swarm & Kubernetes
  • Recognize container orchestration operations
  • See how containers are scheduled across available resources
  • Learn when and how failed containers are replaced
  • Understand Docker image security
  • Discuss Docker daemon security
  • Look at general hardening techniques for Docker
  • Scan images for security vulnerabilities
  • Learn how to reduce runtime image size
  • Review Docker best practices

Who Can Benefit

This advanced Docker training course is designed to help software developers, DevOps personnel and platform engineers move beyond basic deployments and make use of advanced features available in Docker.

Prerequisites

Students registering for this course should have attended one of the Ascendient Learning courses listed below, or have equivalent experience and understanding of Docker basics. For the labs, students should be familiar with working at a terminal or command prompt.

  • GL340 Docker Training
  • WA3003 Docker and Kubernetes Fundamentals

Course Details

Outline

Chapter 1 - Multi-Stage Docker Files

  • Review: A Single Stage “docker build” command
  • Docker Image - Size & Security
  • Using a Multi-Stage Docker Build
  • The Basic FROM Command
  • Image References
  • The COPY Command
  • Multi-Stage Dockerfile Example
  • Example using Ordinal Reference
  • Multi-Stage Dockerfile for Build and Run

Chapter 2 - Docker Compose

  • What is Docker Compose?
  • Multi-Container Applications
  • Compose Availability
  • Features of Compose
  • Common Use-Cases
  • Directory Structure for a Compose Project
  • compose.yml file
  • Compose Command Types
  • Start, Stop & Build Commands
  • Service Runtime & Status Commands
  • Miscellaneous Commands
  • Getting Help on Compose Commands

Chapter 3 - Docker Storage

  • Docker Storage
  • Bind Mounts
  • Use-Cases for Bind Mounts
  • Volumes
  • Use-Cases for Volumes
  • Bind Mount "-v | --volume" Syntax
  • Bind Mount "--mount" Syntax
  • Bind Mount Examples
  • Volume Mount "--mount" Syntax
  • Volume Mount "-v | --volume" Syntax
  • Volume Mount Examples
  • Working with Volumes
  • Inspecting a Mounted Volume
  • Storing Data In-Memory - tmpfs mounts
  • tmpfs Mount Examples

Chapter 4 - Orchestration

  • Containerized Applications
  • Container Orchestration: Features
  • Scaling of Applications
  • Networking of Applications
  • Securing Applications
  • Rolling out of Application Updates
  • Scheduling of Containers across Available Resources
  • Replacement of Failed Containers.
  • Container Orchestration Systems
  • Docker Swarm
  • Docker Swarm Terminology
  • Swarm Workflow
  • Kubernetes
  • Kubernetes Terminology
  • Kubernetes Workflow

Chapter 5 - Docker Security

  • Docker Security
  • Securing the Docker Daemon
  • Keep Docker Images up to date
  • General Hardening Techniques for Docker
  • Docker Image Security
  • Managing Sensitive Information/Files
  • Scan Images for Security Vulnerabilities
  • Use Trusted Images
  • Docker Container Security
  • Don't Run as Root
  • Install Only What's Needed
  • Manage Resource Use
  • OS Security Packages - AppArmour
  • OS Security Packages - Seccomp

Chapter 6 - Docker Best Practices

  • Docker Image Building Best Practices
  • Use Custom Base Images
  • Use Multi-Stage Builds to Reduce Runtime Image Size
  • Multi-Stage Dockerfile Images: React App
  • Multi-Stage Dockerfile Images: Spring Boot App
  • Scan Built Images for Security Vulnerabilities
  • Development Best Practices for Docker
  • Use Docker Desktop for Development
  • Keep Images Small
  • Persisting Source Code Outside the Container
  • Build Images along with Source Code

Lab Exercises

  • Lab 01. Multi-stage Docker Files
  • Lab 02. Docker Compose
  • Lab 03. Docker Best Practices
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Schedule

Upcoming Course Dates

There are currently no scheduled dates for this course. If you are interested in this course, contact us with the form below.

Contact Information

FAQ

Does the course schedule include a Lunchbreak?

Classes typically include a 1-hour lunch break around midday. However, the exact break times and duration can vary depending on the specific class. Your instructor will provide detailed information at the start of the course.

What languages are used to deliver training?

Most courses are conducted in English, unless otherwise specified. Some courses will have the word "FRENCH" marked in red beside the scheduled date(s) indicating the language of instruction.

What does GTR stand for?

GTR stands for Guaranteed to Run; if you see a course with this status, it means this event is confirmed to run. View our GTR page to see our full list of Guaranteed to Run courses.

Does Ascendient Learning deliver group training?

Yes, we provide training for groups, individuals and private on sites. View our group training page for more information.

What does vendor-authorized training mean?

As a vendor-authorized training partner, we offer a curriculum that our partners have vetted. We use the same course materials and facilitate the same labs as our vendor-delivered training. These courses are considered the gold standard and, as such, are priced accordingly.

Is the training too basic, or will you go deep into technology?

It depends on your requirements, your role in your company, and your depth of knowledge. The good news about many of our learning paths, you can start from the fundamentals to highly specialized training.

How up-to-date are your courses and support materials?

We continuously work with our vendors to evaluate and refresh course material to reflect the latest training courses and best practices.

Are your instructors seasoned trainers who have deep knowledge of the training topic?

Ascendient Learning instructors have an average of 27 years of practical IT experience and have also served as consultants for an average of 15 years. To stay current, instructors spend at least 25 percent of their time learning new, emerging technologies and courses.

Do you provide hands-on training and exercises in an actual lab environment?

Lab access is dependent on the vendor and the type of training you sign up for. However, many of our top vendors will provide lab access to students to test and practice. The course description will specify lab access.

Will you customize the training for our company’s specific needs and goals?

We will work with you to identify training needs and areas of growth.  We offer a variety of training methods, such as private group training, on-site of your choice, and virtually. We provide courses and certifications that are aligned with your business goals.

How do I get started with certification?

Getting started on a certification pathway depends on your goals and the vendor you choose to get certified in. Many vendors offer entry-level IT certification to advanced IT certification that can boost your career. To get access to certification vouchers and discounts, please contact info@ascendientlearning.com.

Will I get access to content after I complete a course?

You will get access to the PDF of course books and guides, but access to the recording and slides will depend on the vendor and type of training you receive.

How do I request a W9 for Ascendient Learning?

View our filing status and how to request a W9.

Reviews

very good and spcecific course and above all a very good instructor. In few days I have learned a lot.

Concise and good to follow along. Although it is a lot to take in under a short period of time.

Easy to work with. Learning material pdfs were able to be printed out in color which was very nice to write on.

Fantastic and great training. Tons of hands-on labs to really make you understand the material being thought.

Labs and the study materials provided for Architecting on AWS course are very easy to understand and explains all the topics required to pass the Associate certification.