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Get started with Docker on your local machine and progress toward deploying robust applications in production with this beginner-friendly guide.

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Course Curriculum

An A to Z tour of Docker.

Workshop Onboarding
1. Running My First Docker Container
2. Getting Started with Dockerfiles
- Overview
- What Is a Dockerfile?
- Common Directives in Dockerfiles
- Exercise 2.01: Creating Our First Dockerfile
- Building Docker Images
- Exercise 2.02: Creating Our First Docker Image
- Other Dockerfile Directives
- Exercise 2.03: Using ENV and ARG Directives in a Dockerfile
- The WORKDIR Directive
- Exercise 2.04: Using the WORKDIR, COPY, and ADD Directives in the Dockerfile
- The USER Directive
- Exercise 2.05: Using USER Directive in the Dockerfile
- The VOLUME Directive
- Exercise 2.06: Using VOLUME Directive in the Dockerfile
- The EXPOSE Directive
- Exercise 2.07: Using EXPOSE and HEALTHCHECK Directives in the Dockerfile
- The ONBUILD Directive
- Exercise 2.08: Using ONBUILD Directive in the Dockerfile
- Activity 2.01: Running a PHP Application on a Docker Container
- Activity 2.01: Running a PHP Application on a Docker Container
- Summary
3. Managing Your Docker Images
- Overview
- Docker Layers and Caching
- Exercise 3.01: Working with Docker Image Layers
- Exercise 3.02: Increasing Build Speed and Reducing Layers
- Creating Base Docker Images
- Exercise 3.03: Creating Your Base Docker Images
- The Scratch Image
- Exercise 3.04: Using the Scratch Image
- Docker Image Naming and Tagging
- Exercise 3.05: Tagging Docker Images
- Using the latest Tag in Docker
- Exercise 3.06: Issues When Using latest
- Docker Image Tagging Policies
- Exercise 3.07: Automating Your Image Tagging
- Storing and Publishing Your Docker Images
- Exercise 3.08: Transporting Docker Images Manually
- Storing and Deleting Docker Images in Docker Hub
- Exercise 3.09: Storing Docker Images in Docker Hub and Deleting the Repository
- The Docker Registry
- Exercise 3.10: Creating a Local Docker Registry
- Activity 3.01: Build Scripts Using Git Hash Versioning
- Activity 3.01: Build Scripts Using Git Hash Versioning
- Activity 3.02: Configuring Your Local Docker Registry Storage
- Activity 3.02: Configuring Your Local Docker Registry Storage
- Summary
4. Multi-Stage Dockerfiles
- Overview
- Normal Docker Builds
- Exercise 4.01: Building a Docker Image with the Normal Build Process
- What Is the Builder Pattern?
- Exercise 4.02: Building a Docker Image with the Builder Pattern
- Introduction to Multi-Stage Dockerfiles
- Exercise 4.03: Building a Docker Image with a Multi-Stage Docker Build
- Dockerfile Best Practices
- Activity 4.01: Deploying a Golang HTTP Server with a Multi-Stage Docker Build
- Activity 4.01: Deploying a Golang HTTP Server with a Multi-Stage Docker Build
- Summary
- Survey I
5. Composing Environments with Docker Compose
- Overview
- Docker Compose CLI
- Exercise 5.01: Getting Started with Docker Compose
- Configuration of Services
- Exercise 5.02: Configuring Services with Docker Compose
- Service Dependency
- Exercise 5.03: Service Dependency with Docker Compose
- Activity 5.01: Installing WordPress Using Docker Compose
- Activity 5.01: Installing WordPress Using Docker Compose
- Activity 5.02: Installing the Panoramic Trekking App Using Docker Compose
- Activity 5.02: Installing the Panoramic Trekking App Using Docker Compose
- Summary
6. Introduction to Docker Networking
- Overview
- Exercise 6.01: Hands-On with Docker Networking
- Native Docker DNS
- Exercise 6.02: Working with Docker DNS
- Native Docker Network Drivers
- Exercise 6.03: Exploring Docker Networks
- Docker Overlay Networking
- Exercise 6.04: Defining Overlay Networks
- Non-Native Docker Networks
- Exercise 6.05: Installing and Configuring the Weave Net Docker Network Driver
- Activity 6.01: Leveraging Docker Network Drivers
- Activity 6.01: Leveraging Docker Network Drivers
- Activity 6.02: Overlay Networking in Action
- Activity 6.02: Overlay Networking in Action
- Summary
7. Docker Storage
- Overview
- The Container Life Cycle
- Exercise 7.01: Transitioning through the Common States for a Docker Container
- Exercise 7.02: Checking the Container Size on Disk
- Stateful versus Stateless Containers/Services
- Exercise 7.03: Creating and Scaling a Stateless Service, NGINX
- Exercise 7.04: Deploying a Stateful Service, MySQL
- Docker Volumes and Stateful Persistence
- Exercise 7.05: Managing a Volume outside the Container's Scope and Mounting it to the Container
- Exercise 7.06: Managing a Volume within the Container's Scope
- Exercise 7.07: Running a PostgreSQL Container with a Volume
- Exercise 7.08: Running a PostgreSQL Container without a Volume
- Miscellaneous Useful Docker Commands
- Exercise 7.09: Sharing Volumes between Containers
- Volumes versus Filesystem and Images
- Exercise 7.10: Saving a File on a Volume and Committing it to a New Image
- Exercise 7.11: Saving a File in the New Image Filesystem
- Activity 7.01: Storing Container Event (State) Data on a PostgreSQL Database
- Activity 7.01: Storing Container Event (State) Data on a PostgreSQL Database
- Activity 7.02: Sharing NGINX Log Files with the Host
- Activity 7.02: Sharing NGINX Log Files with the Host
- Summary
8. CI/CD Pipeline
- Overview
- What Is CI/CD?
- Exercise 8.01: Installing Jenkins as a Container
- Integrating GitHub and Jenkins
- Exercise 8.02: Uploading the Code to GitHub
- Exercise 8.03: Integrating GitHub and Jenkins
- Integrating Jenkins and Docker Hub
- Exercise 8.04: Integrating Jenkins and Docker Hub
- Activity 8.01: Utilizing Jenkins and SonarQube
- Activity 8.01: Utilizing Jenkins and SonarQube
- Activity 8.02: Utilizing Jenkins and SonarQube in the Panoramic Trekking Application
- Activity 8.02: Utilizing Jenkins and SonarQube in the Panoramic Trekking Application
- Summary
9. Docker Swarm
- Overview
- How Docker Swarm Works?
- Exercise 9.01: Running Services with Docker Swarm
- Troubleshooting Swarm Nodes
- Exercise 9.02: Deploying Your Swarm from Docker Compose
- Managing Secrets and Configurations with Docker Swarm
- Exercise 9.03: Implementing Configurations and Secrets in Your Swarm
- Managing Swarm with Swarmpit
- Exercise 9.04: Installing Swarmpit and Managing Your Stacks
- Activity 9.01: Deploying the Panoramic Trekking App to a Single-Node Docker Swarm
- Activity 9.01: Deploying the Panoramic Trekking App to a Single-Node Docker Swarm
- Activity 9.02: Performing an Update to the App While the Swarm Is Running
- Activity 9.02: Performing an Update to the App While the Swarm Is Running
- Summary
- Survey II
10. Kubernetes
- Overview
- Kubernetes Design
- Exercise 10.01: Starting a Local Kubernetes Cluster
- The Kubernetes API and Access
- Exercise 10.02: Accessing Kubernetes Clusters with kubectl
- Kubernetes Resources
- Exercise 10.03: Kubernetes Resources in Action
- Kubernetes Package Manager: Helm
- Exercise 10.04: Installing the MySQL Helm Chart
- Activity 10.01: Installing the Panoramic Trekking App on Kubernetes
- Activity 10.01: Installing the Panoramic Trekking App on Kubernetes
- Summary
11. Docker Security
- Overview
- Privileged and Root User Access in Containers
- Exercise 11.01: Running Containers as the Root User
- Runtime Privileges and Linux Capabilities
- Signing and Verifying Docker Images
- Exercise 11.02: Signing Docker Images and Utilizing DCT on Your System
- Docker Image Security Scans
- Exercise 11.03: Getting Started with Anchore Image Scanning
- Utilizing SaaS Security Scans with Snyk
- Exercise 11.04: Setting up a Snyk Security Scan
- Using Container Security Profiles
- Exercise 11.05: Getting Started with AppArmor Security Profiles
- seccomp for Linux Containers
- Exercise 11.06: Getting Started with seccomp
- Activity 11.01: Setting up a seccomp Profile for the Panoramic Trekking App
- Activity 11.01: Setting up a seccomp Profile for the Panoramic Trekking App
- Activity 11.02: Scanning Your Panoramic Trekking App Images for Vulnerabilities
- Activity 11.02: Scanning Your Panoramic Trekking App Images for Vulnerabilities
- Summary
12. Best Practices
- Overview
- Working with Container Resources
- Exercise 12.01: Understanding CPU Resources on Your Docker Image
- Managing Container Memory Resources
- Exercise 12.02: Analyzing Memory Resources on Your Docker Image
- Managing the Container Disk's Read and Write Resources
- Exercise 12.03: Understanding Disk Read and Write
- Container Resources and Docker Compose
- Best Practices in Docker
- Enforcing Docker Best Practices in Your Code
- Exercise 12.04: Linting Your Dockerfiles
- Exercise 12.05: Validating Your docker-compose.yml File
- Activity 12.01: Viewing the Resources Used by the Panoramic Trekking App
- Activity 12.01: Viewing the Resources Used by the Panoramic Trekking App
- Activity 12.02: Using hadolint to Improve the Best Practices on Dockerfiles
- Activity 12.02: Using hadolint to Improve the Best Practices on Dockerfiles
- Summary
13. Monitoring Docker Metrics
- Overview
- Monitoring Environment Metrics with Prometheus
- Exercise 13.01: Installing and Running Prometheus
- Monitoring Docker Containers with Prometheus
- Exercise 13.02: Collecting Docker Metrics with Prometheus
- Understanding the Prometheus Query Language
- Performing PromQL Queries
- Exercise 13.03: Working with the PromQL Query Language
- Using Prometheus Exporters
- Exercise 13.04: Using Metrics Exporters with Your Applications
- Extending Prometheus with Grafana
- Exercise 13.05: Installing and Running Grafana on Your System
- Activity 13.01: Creating a Grafana Dashboard to Monitor System Memory
- Activity 13.01: Creating a Grafana Dashboard to Monitor System Memory
- Activity 13.02: Configuring the Panoramic Trekking App to Expose Metrics to Prometheus
- Activity 13.02: Configuring the Panoramic Trekking App to Expose Metrics to Prometheus
- Summary
14. Collecting Container Logs
- Overview
- Introducing Splunk
- Exercise 14.01: Running the Splunk Container and Starting to Collect Data
- Getting Container Logs into Splunk
- Exercise 14.02: Creating an HTTP Event Collector and Starting to Collect Docker Logs
- Working with the Splunk Query Language
- Exercise 14.03: Getting Familiar with the Splunk Query Language
- Splunk App and Saved Searches
- Exercise 14.04: Getting Familiar with Splunk Apps and Saved Searches
- Activity 14.01: Creating a docker-compose.yml File for Your Splunk Installation
- Activity 14.01: Creating a docker-compose.yml File for Your Splunk Installation
- Activity 14.02: Creating a Splunk App to Monitor the Panoramic Trekking App
- Activity 14.02: Creating a Splunk App to Monitor the Panoramic Trekking App
- Summary
- Survey III
15. Extending Docker with Plugins
- Overview
- Plugin Management
- Exercise 15.01: Read-Only Docker Daemon with Authorization Plugins
- Network Plugins
- Exercise 15.02: Docker Network Plugins in Action
- Volume Plugins
- Exercise 15.03: Volume Plugins in Action
- Activity 15.01: Installing WordPress with Network and Volume Plugins
- Activity 15.01: Installing WordPress with Network and Volume Plugins
- Summary
16. What's Next for Docker

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