freqn / dockerized-rails-setup

Dockerized Rails 6 Quickstart

README

Instructions

1. docker-compose run web rails new . --force --no-deps --database=postgresql
2. docker-compose build
3. Replace contents of /config/database.yml with:

default: &default
adapter: postgresql
encoding: unicode
host: db
username: postgres
password:
pool: 5

development:
  <<: *default
  database: newapp_development

test:
  <<: *default
  database: newapp_test

4. docker-compose build

5. docker-compose up

6. docker exec -it <container-name> bash, then

   rails db:create

   (Note: Find your container name by running docker ps -a)