Dockerfile

FROM ruby:2.4

LABEL maintainer="Alexandre Buisine <alexandrejabuisine@gmail.com>"
LABEL version="2.4.0"

ENV BASE_URL="/resque_web"

RUN DEBIAN_FRONTEND=noninteractive apt-get -qq update \
 && apt-get install -yqq \
 	nodejs \
 	vim-tiny \
 && apt-get -yqq clean \
 && rm -rf /var/lib/apt/lists/*

RUN gem install rails --no-ri --no-rdoc \
 && cd / \
 && rails new resque-scheduler-web \
 && cd resque-scheduler-web \
 && echo "gem 'sinatra'" >> Gemfile \
 && echo "gem 'resque'" >> Gemfile \
 && echo "gem 'resque-scheduler'" >> Gemfile \
 && echo "gem 'resque-web', require: 'resque_web'" >> Gemfile \
 && echo "gem 'resque-scheduler-web'" >> Gemfile \
 && bundle install

WORKDIR /resque-scheduler-web

RUN sed -i "/Rails.application.routes.draw do/a   mount ResqueWeb::Engine => \"${BASE_URL}\"" config/routes.rb \
 && sed -i "/Rails.application.configure do/a   config.assets.prefix = \"${BASE_URL}/assets\"" config/environments/production.rb \
 && sed -i "s/config.assets.compile = false/config.assets.compile = true/" config/environments/production.rb \
 && sed -i "s/config.log_level = :debug/config.log_level = :warn/" config/environments/production.rb \
 && echo "development:\n secret_key_base:\n\ntest:\n secret_key_base:\n\nproduction:\n secret_key_base: ${HOSTNAME}" > config/secrets.yml


ENV RAILS_RESQUE_REDIS="redis:6379:0" RAILS_SERVE_STATIC_FILES="true" RAILS_LOG_TO_STDOUT="true" 
# RESQUE_WEB_HTTP_BASIC_AUTH_USER="user" RESQUE_WEB_HTTP_BASIC_AUTH_PASSWORD="password"

EXPOSE 80

COPY resources/docker-entrypoint.sh /docker-entrypoint.sh
RUN chmod +x /docker-entrypoint.sh

ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["/resque-scheduler-web/bin/rails", "server", "-e", "production", "-b", "0.0.0.0", "-p", "80"]