Add docker configuration

.circleci/config.yml

@@ -44,6 +44,21 @@ jobs:
           path: tmp/screenshots
           destination: screenshots
 
+  docker:
+    machine: true
+    working_directory: ~/panlexicon
+    steps:
+      - checkout
+      - run:
+          name: Install Docker Compose
+          command: |
+            curl -L https://github.com/docker/compose/releases/download/1.23.2/docker-compose-`uname -s`-`uname -m` > ~/docker-compose
+            chmod +x ~/docker-compose
+            sudo mv ~/docker-compose /usr/local/bin/docker-compose
+      - run: docker-compose build
+      - run: docker-compose run web bin/setup
+      - run: docker-compose run web bin/rspec
+
   deploy:
     machine:
       enabled: true
@@ -91,3 +106,18 @@ workflows:
           filters:
             branches:
               only: master
+      - docker:
+          filters:
+            branches:
+              only: /^docker*/
+
+  docker_nightly:
+    jobs:
+      - docker
+    triggers:
+      - schedule:
+          cron: "0 0 * * *"
+          filters:
+            branches:
+              only:
+                - master

.dockerignore

@@ -0,0 +1,3 @@
+.env
+/tmp
+.git

Dockerfile

@@ -0,0 +1,25 @@
+FROM ruby:2.6.0
+
+ENV CHROMIUM_DRIVER_VERSION 2.46
+
+RUN apt-get update -qq && apt-get install -y nodejs postgresql-client
+
+# Install Chrome
+RUN wget -q -O /tmp/linux_signing_key.pub https://dl-ssl.google.com/linux/linux_signing_key.pub \
+  && apt-key add /tmp/linux_signing_key.pub \
+  && echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list \
+  && apt-get update && apt-get install google-chrome-stable -y
+
+# Install Chromedriver
+RUN wget -O /tmp/chromedriver.zip http://chromedriver.storage.googleapis.com/$CHROMIUM_DRIVER_VERSION/chromedriver_linux64.zip \
+    && unzip /tmp/chromedriver.zip chromedriver -d /usr/local/bin/ \
+    && rm /tmp/chromedriver.zip \
+    && chmod ugo+rx /usr/local/bin/chromedriver
+
+RUN mkdir /project
+WORKDIR /project
+COPY .ruby-version Gemfile Gemfile.lock /project/
+RUN bundle install --jobs=4 --retry=3 --full-index
+
+ENV PATH /opt/bin/:$PATH
+COPY . /project

README.md

@@ -18,17 +18,22 @@ Start Server | Test / Watch
 Installation and Setup
 ----------------------
 
+### Local Setup:
 Dependencies:
 - Ruby 2.6.0
 - bundler gem (`$ gem install bundler`)
 - postgres (on OSX, use [Postgres.app](http://postgresapp.com/))
 - [System dependencies](Brewfile), assuming you are using Homebrew on OSX: `brew bundle`
 
-Setup:
 1. Run `$ bin/setup`
 2. Start the server: `$ bin/rails s`
 3. Visit it in your web browser: `http://localhost:3000`
 
+### Docker setup
+1. Run `$ docker-compose run web bin/setup`
+2. Run `$ docker-compose up`
+3. Visit it in your web browser: `http://localhost:3000`
+
 Running Tests
 -------------
 

docker-compose.yml

@@ -0,0 +1,29 @@
+version: '3.6'
+volumes:
+  postgres-data:
+services:
+  db:
+    image: postgres
+    volumes:
+      - postgres-data:/var/lib/postgresql/data
+    ports:
+     - '5432:5432'
+  web: &rails_base
+    build:
+      context: .
+      dockerfile: Dockerfile
+    working_dir: /project
+    command: bin/rails s -p 3000 -b '0.0.0.0'
+    volumes:
+      - .:/project
+    ports:
+      - "3000:3000"
+    depends_on:
+      - db
+    environment:
+      - PGHOST=db
+      - PGUSER=postgres
+      - RAILS_ENV=development
+    tmpfs:
+      - /project/tmp/pids
+

lib/tasks/moby.rake

@@ -41,7 +41,7 @@ namespace :moby do
     else
       system "
         pg_restore --verbose --data-only --no-acl --no-owner \
-          -h localhost -U $(whoami) -d panlexicon_#{ENV.fetch('RAILS_ENV', 'development')} \
+          -U ${PGUSER:-$(whoami)} -d panlexicon_#{ENV.fetch('RAILS_ENV', 'development')} \
           data.sql.tar
       "
     end

spec/support/system_specs.rb

@@ -14,6 +14,7 @@
   end
 
   config.before(:each, type: :system, js: true) do
-    driven_by :selenium, using: (ENV['SHOW_BROWSER'] ? :chrome : :headless_chrome), screen_size: [1024, 800]
+    # Chrome's no-sandbox option is required for running in Docker
+    driven_by :selenium, using: (ENV['SHOW_BROWSER'] ? :chrome : :headless_chrome), screen_size: [1024, 800], options: { args: ["no-sandbox", "disable-dev-shm-usage"] }
   end
 end