version: "3.9" services: pg_db: image: postgres container_name: pg_db_rails-cve-2017-17917 volumes: - ./tmp/db:/var/lib/postgresql/data environment: POSTGRES_PASSWORD: password web: build: . command: bash -c "rm -f tmp/pids/server.pid && bundle exec rails s -p 3000 -b '0.0.0.0'" container_name: web volumes: - .:/rails-cve-2017-17917 ports: - "3000:3000" depends_on: - pg_db