Docker introduction

Docker introduction for Gorky Ruby user group

Transcript

1. Docker • What is Docker ?
2. What exactly is Docker • Linux LXC containers on steroids • One standard format • Container and layer system • Linking between containers • Containers repository (hub.docker.com) • Private containers repository
3. Docker structure • Client / Server • Images • Registry • Containers
4. Docker structure • Client / Server • Images • Registry • Containers
5. For which purposes ? • Faster delivery of your applications • Deploying and scaling easily • One small server, many separated environments
6. Mass production workflow • Write some code local • Push to git repo triggers a hook • The Hook tells build server clone code and start docker build with Dockerfile • After build it goes to make tests if pass it will push it to docker repo • Production servers pull containers from docker repo and run them
7. Credits • Dmitry R for Gorky Ruby user group • Twitter: @noroot