Duration
14 hours (usually 2 days including breaks)
Overview
The objective of this practical course is to provide all the tools that address the practical aspects of Docker and Kubernetes, in order that the participants can count on the necessary skills for the proper management of the program.
Course Outline
What is Docker
Use cases
- Major components of Docker
- Docker architecture fundamentals
Docker architecture
- Docker images
- Docker registry
- Docker containers
The underlying technology
- Namespaces
- Control groups
- Union FS
- Container format
Installation of Docker
- Installation on Ubuntu via apt-get
- Installation of newer version of Docker
Dockerizing applications
- The hello world example
- Interactive container
- Daemonizing programs
Container usage
- Running a webapp in a container
- Investigating a container
- Port mapping
- Viewing the logs
- Looking at processes
- Stopping and restarting
- Removing a container
Managing images
- Listing images
- Downloading images
- Finding images
Networking of containers
- Port mapping details
- Container linking and naming
- Linking and environment variables
Data in containers
- Data volumes
- Host directories as data volume
- Host file as data volume
- Data volume containers
- Backup, restore of data volumes
Contributing to the ecosystem
- What is Docker Hub?
- Registering on Docker Hub
- Command line login
- Uploading to Docker Hub
- Private repositories
- Automated builds
Kubernetes introduction
- Pods
- Labels and Selectors
- Controllers
- Services
- Architecture and the Kubernetes Node