Specify production image with Dockerfile

Dockerfile

@@ -0,0 +1,150 @@
+# Base image for all other build stages
+FROM ruby:2.7.2-slim AS base_image
+
+# Run security updates and install apt-utils curl and locales
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update -qq && \
+    echo 'en_US.UTF-8 UTF-8' > /etc/locale.gen && \
+    apt-get install -y apt-utils curl locales && \
+    apt-get upgrade -y && apt-get clean && \
+    rm -rf /var/lib/apt/lists/*"
+
+# Sets an environment variable with the bundle directory
+ENV LANG=en_US.UTF-8
+
+# Generates localisation files from templates
+RUN locale-gen
+
+# Install NodeJS 12.x
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    curl -sL https://deb.nodesource.com/setup_12.x | bash - && \
+    apt-get update && apt-get install -y nodejs"
+
+# Install Yarn via Debian package repository
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - && \
+    echo 'deb https://dl.yarnpkg.com/debian/ stable main' | tee /etc/apt/sources.list.d/yarn.list && \
+    apt-get update -qq && apt install yarn"
+
+# Install Bundler
+RUN bash -c "gem update --system && gem install bundler -v 2.1.4"
+
+# Base image for building dependencies
+FROM base_image AS build_image
+
+# Run security updates, install build-essential git-core
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update -qq && \
+    apt-get upgrade -y && \
+    apt-get install -y build-essential git-core && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*"
+
+# Build image for ruby dependencies
+FROM build_image AS gems
+
+# Run security updates, install libpq-dev
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update -qq && \
+    apt-get upgrade -y && \
+    apt-get install -y libpq-dev && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*"
+
+# Create a directory for our application
+# and set it as the working directory
+WORKDIR /app
+
+# Add our Gemfile
+COPY Gemfile Gemfile.lock /app/
+
+# Install gems
+RUN bash -c "bundle install \
+    --without development test \
+    --deployment --no-cache && \
+    bundle clean --force"
+
+# Build image for npm dependencies
+FROM gems AS packages
+
+# Create a directory for our application
+# and set it as the working directory
+WORKDIR /app
+
+# Add Javascript files
+COPY package.json yarn.lock /app/
+
+RUN bash -c "bundle exec yarn install"
+
+# Build image for application
+FROM base_image AS application
+
+# Run security updates, install libpq5
+RUN bash -c "export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update -qq && \
+    apt-get upgrade -y && \
+    apt-get install -y libpq5 && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*"
+
+# Create a directory for our application
+# and set it as the working directory
+RUN mkdir /app && \
+    groupadd -r app && \
+    useradd --no-log-init -r -g app -d /app app
+
+# Create a directory for our application
+# and set it as the working directory
+WORKDIR /app/
+
+# Create various directories
+RUN mkdir /app/log && \
+    mkdir /app/public && \
+    mkdir /app/public/packs && \
+    mkdir /app/tmp && \
+    chown -R app:app /app
+
+COPY --from=packages --chown=app:app /app/node_modules/ /app/node_modules
+COPY --from=gems --chown=app:app /app/vendor/ /app/vendor
+
+RUN mkdir /app/javascripts && \
+    mkdir /app/javascripts/images && \
+    mkdir /app/javascripts/stylesheets
+
+# Copy neccessary files to app directory
+COPY --chown=app:app ./app/ /app/app/
+COPY --chown=app:app ./bin/ /app/bin/
+COPY --chown=app:app ./config/ /app/config/
+COPY --chown=app:app ./config.ru /app/config.ru
+COPY --chown=app:app ./db/ /app/db/
+COPY --chown=app:app ./Gemfile /app/Gemfile
+COPY --chown=app:app ./Gemfile.lock /app/Gemfile.lock
+COPY --chown=app:app ./lib/ /app/lib/
+COPY --chown=app:app ./package.json /app/package.json
+COPY --chown=app:app ./public/ /app/lib/
+COPY --chown=app:app ./public/404.html /app/lib/public/404.html
+COPY --chown=app:app ./public/422.html /app/lib/public/422.html
+COPY --chown=app:app ./public/500.html /app/lib/public/500.html
+COPY --chown=app:app ./public/apple-touch-icon-precomposed.png /app/lib/public/apple-touch-icon-precomposed.png
+COPY --chown=app:app ./public/apple-touch-icon.png /app/lib/public/apple-touch-icon.png
+COPY --chown=app:app ./public/favicon.ico /app/lib/public/favicon.ico
+COPY --chown=app:app ./public/robots.txt /app/lib/public/robots.txt
+COPY --chown=app:app ./Rakefile /app/Rakefile
+COPY --chown=app:app ./yarn.lock /app/yarn.lock
+COPY --chown=app:app ./babel.config.js /app/babel.config.js
+COPY --chown=app:app ./postcss.config.js /app/postcss.config.js
+
+USER app:app
+
+# Provide placeholder environment variables during the build phase
+ARG RAILS_ENV=production
+ARG NODE_ENV=production
+ARG RAILS_MASTER_KEY=notarailsmasterkey
+ARG RACK_ENV=production
+ARG DATABASE_URL=postgres://localhost:5432/repairs-api
+ARG RAILS_LOG_TO_STDOUT=true
+ARG RAILS_SERVE_STATIC_FILES=true
+ARG PORT=80
+
+RUN bash -c "bundle install --without development test --deployment --no-cache && bundle clean --force"
+RUN bash -c "bundle exec rake assets:precompile"

README.md

@@ -1,24 +1,29 @@
-# README
+# Repairs Hub
 
-This README would normally document whatever steps are necessary to get the
-application up and running.
+A Rails / React frontend application for raising repair requests.
 
-Things you may want to cover:
+Depends on the [Repairs API](https://github.com/LBHackney-IT/repairs-api).
 
-* Ruby version
+## Building production docker
 
-* System dependencies
+### Create production docker
 
-* Configuration
+Replace `railsmasterkey` in the command below.
 
-* Database creation
+```sh
+docker build -t repairs-hub-production -f Dockerfile . --build-arg RAILS_MASTER_KEY=railsmasterkey
+```
 
-* Database initialization
+### Run production docker
 
-* How to run the test suite
+Replace `railsmasterkey` in the command below.
 
-* Services (job queues, cache servers, search engines, etc.)
+```sh
+docker run --rm -it -p 3000:3000 -e DATABASE_URL=postgres://[email protected]:5432/repairs_hub_development -e RAILS_SERVE_STATIC_FILES=true -e RAILS_ENV=production -e RAILS_LOG_TO_STDOUT=true -e RAILS_MASTER_KEY=railsmasterkey repairs-hub-production:latest bundle exec rails s
+```
 
-* Deployment instructions
+### Run production docker bash
 
-* ...
+```sh
+docker run --rm -it -e DATABASE_URL=postgres://[email protected]:5432/repairs_hub_development -e RAILS_SERVE_STATIC_FILES=true -e RAILS_ENV=production -e RAILS_LOG_TO_STDOUT=true repairs-hub-production:latest /bin/bash
+```