Docker 101
Chris Smith
@cgsmith105
What is a container?
What is a VM?
History
- Setup LAMP on your laptop
- Configure your project
- FTP files up to the server
- Setup a VM with dependencies
- Change files on VM
- Commit to git and git pull on server
- Setup Vagrant/Ansible
- Change files
- Commit and git...
Get Started
- Install docker for your OS
- Run `docker run hello-world`
Docker Commands
docker
hello-world
run
Tells the computer to run the program docker
Subcommand to create and run docker container
What image do we load in the container
Let's play with Docker for a bit!
Dockerfile Review
FROM docker/whalesay:latest
CMD echo 'Hello ETCC Docker 101!' | cowsay
docker build -t etcc-whale .
How I Use Docker
Homework
- Follow the tutorial for docker on the website
- Play around with docker files and images
- Try pushing a docker image to docker hub
- Look into docker compose
- Think small!
Docker 101
By Chris Smith
Docker 101
Intro into building your first Docker application with a Dockerfile and get your feet wet with Docker Compose.
