Initial Docker Setup

Author: michael-misshore

.rubocop.yml

@@ -6,7 +6,6 @@ AllCops:
     - 'spec/*_helper.rb'
     - 'Gemfile'
     - 'Rakefile'
-    - 'Vagrantfile'
 
 Documentation:
     Enabled: false

docker-compose.yml

@@ -0,0 +1,29 @@
+version: '2'
+services:
+    ruby:
+        build:
+            context: .
+            dockerfile: docker/ruby/Dockerfile
+        volumes:
+            - .:/app:rw
+        volumes_from:
+            - data
+        depends_on:
+            - postgres
+        env_file: docker/ruby/.env
+        container_name: criticalpathcss_ruby
+
+    postgres:
+        image: postgres:10.1
+        ports:
+            - 5432:5432
+        volumes_from:
+            - data
+        env_file: ./docker/postgres/config
+
+    data:
+        image: postgres:10.1
+        volumes:
+            - /var/lib/postgresql/data
+            - /gems
+        command: "true"

docker/postgres/config

@@ -0,0 +1,2 @@
+POSTGRES_PASSWORD=docker
+POSTGRES_USER=docker

docker/ruby/.env

@@ -0,0 +1,6 @@
+RAILS_ENV=development
+DATABASE_HOST=postgres
+DATABASE_NAME=critical_path_css_development
+DATABASE_USERNAME=docker
+DATABASE_PASSWORD=docker
+DATABASE_TEST_NAME=critical_path_css_test

docker/ruby/Dockerfile

@@ -0,0 +1,18 @@
+FROM ruby:2.5.0
+
+# Install Dependencies
+RUN curl -sL https://deb.nodesource.com/setup_8.x | bash -
+RUN apt-get update && apt-get install -y build-essential libpq-dev nodejs npm
+
+RUN npm cache clean -f
+RUN npm install -g n
+RUN n 8.9.3
+RUN ln -sf /usr/local/n/versions/node/8.9.3/bin/node /usr/bin/nodejs
+
+ENV BUNDLE_PATH /gems
+
+WORKDIR /app
+
+COPY docker/ruby/startup.dev /usr/local/bin/startup
+RUN chmod 755 /usr/local/bin/startup
+CMD "/usr/local/bin/startup"

docker/ruby/startup.dev

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+bundle check || bundle install
+
+tail -f /dev/null