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docker-compose.yml
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docker-compose.yml
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version: "3"
services:
# service configuration for our database
database:
# use the preferred version of the official Postgres image
# see https://hub.docker.com/_/postgres/
image: postgres:9.6.21
environment:
- POSTGRES_PASSWORD=$POSTGRES_PASSWORD
# persist the database between containers by storing it in a volume
volumes:
- docker-example-postgres:/var/lib/postgresql/data
# service configuration for our dockerized Rails app
app:
# use the Dockerfile next to this file
build: .
entrypoint: /usr/local/bin/entrypoint.sh
command: bundle exec rails s -p 3000 -b "0.0.0.0"
working_dir: /var/www/consul
# rely on the RAILS_ENV value of the host machine
# environment:
#RAILS_ENV: $RAILS_ENV
# makes the app container aware of the DB container
depends_on:
- database
# expose the port we configured Unicorn to bind to
ports:
- "3000:3000"
# map our application source code, in full, to the application root of our container
volumes:
- .:/var/www/consul:delegated
- bundle:/usr/local/bundle:delegated
- "$SSH_AUTH_SOCK:/tmp/agent.sock"
environment:
- POSTGRES_PASSWORD=$POSTGRES_PASSWORD
- SSH_AUTH_SOCK=/tmp/agent.sock
volumes:
docker-example-postgres: {}
bundle: {}