Docker compose

Compose is a tool for defining and running multi-container Docker applications. With Compose, you use a Compose file to configure your application’s services. Then, using a single command, you create and start all the services from your configurati

How to run docker compose

1. Define your app’s environment with a Dockerfile so it can be reproduced anywhere.
2. Define the services that make up your app in docker-compose.yml so they can be run together in an isolated environment.
3. Lastly, run docker-compose up and Compose will start and run your entire app.

docker-compose.yml look like below

web:
  build: .
  ports:
   - "5000:5000"
  volumes:
   - .:/code
  links:
   - redis
redis:
  image: redis

How to install docker-compose

curl -L https://github.com/docker/compose/releases/download/1.6.0-rc2/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose

chmod +x /usr/local/bin/docker-compose

Ubuntu16.04預設就會裝docker-compose (version 1.5.2)

Reference

• Overview of Docker Compose

• Docker Compose Release