Docker complete!

Dockerfile

@@ -0,0 +1,29 @@
+FROM phusion/passenger-ruby26
+
+#Yarn
+RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
+RUN echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
+
+RUN apt-get update -qq && \
+    apt-get install -y build-essential libpq-dev sudo tzdata yarn imagemagick
+
+
+RUN bash -lc 'rvm install ruby-2.6.4'
+RUN bash -lc 'rvm --default use ruby-2.6.4'
+RUN gem install bundler
+RUN sudo -u app mkdir /home/app/pressr
+COPY Gemfile Gemfile.lock /home/app/pressr/
+WORKDIR /home/app/pressr
+ENV RAILS_ENV production
+RUN sudo -u app bundle install --deployment
+COPY --chown=app:app . /home/app/pressr/
+
+ADD dockerstart.sh /dockerstart.sh
+
+RUN rm -f /etc/service/nginx/down
+RUN rm /etc/nginx/sites-enabled/default
+ADD webapp.conf /etc/nginx/sites-enabled/webapp.conf
+
+CMD ["/dockerstart.sh"]
+
+EXPOSE 3000

Gemfile

@@ -52,6 +52,7 @@ end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+
 gem 'irb'
 
 gem 'jquery-rails'

README.md

@@ -26,6 +26,24 @@ Database settings are configured in config/database.yml. It defaults to Postgres
 
 Custom settings are configured in config/pressr.yml.
 
+## Deployment (Docker)
+
+A sample docker-compose.yml is provided. Make sure to change the `SECRET_KEY_BASE` ! This is very important!
+
+0. Run docker-compose once
+
+`docker-compose up`
+
+1. Terminate the process and create an admin account
+
+`docker-compose run web bash -c 'util/createAdmin.sh'`
+
+2. Start docker compose again
+
+`docker-compose up`
+
+You will be able to access Pressr at http://localhost:3000
+
 ## Deployment (Debian 10)
 
 0. Ensure system is up to date

config/database.yml

@@ -81,5 +81,6 @@ test:
 production:
   <<: *default
   database: Pressure_production
-  username: Pressure
-  password: <%= ENV['PRESSURE_DATABASE_PASSWORD'] %>
+  username: <%= ENV['DB_USER'] %>
+  password: <%= ENV['DB_PASS'] %>
+  host: <%= ENV['DB_HOST'] %>

config/pressr.yml

@@ -2,9 +2,9 @@ default: &default
     #When this is set, site runs in single-blog mode
     #Instead of the front page being a combination of all blogs,
     #It will only be the blog id set below
-    main_blog_id: null
+    main_blog_id: <%= ENV['MAIN_BLOG'] %>
     #If false, only allows admins to create blogs
-    allow_user_blogs: true
+    allow_user_blogs: <%= ENV['ALLOW_USER_BLOGS'] || true %>
 
 development:
   <<: *default

docker-compose.yml

@@ -0,0 +1,20 @@
+version: '3'
+services:
+  db:
+    image: postgres
+    volumes:
+      - ./tmp/db:/var/lib/postgresql/data
+  web:
+    build: .
+    volumes:
+      - ./docker_uploads:/home/app/pressr/public/uploads
+    ports:
+      - "3000:3000"
+    depends_on:
+      - db
+    environment:
+      - DB_USER=postgres
+      - DB_HOST=db
+      - SECRET_KEY_BASE=pleasechangeme
+      #- MAIN_BLOG=1
+      #- ALLOW_USER_BLOGS=false

dockerstart.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+set -e
+
+cd /home/app/pressr/
+
+#chown -R app:app /home/app/pressr/public/uploads #necessary?
+su app - -c "bundle exec rake assets:precompile"
+#create DB if DNE
+su app - -c "bundle exec rake db:create"
+su app - -c "bundle exec rake db:migrate"
+/sbin/my_init

util/createAdmin.rb

@@ -0,0 +1,20 @@
+puts "==== Pressr Admin Creation Script ===="
+print "Username: "
+uname = gets.chomp
+print "Password: "
+upass = gets.chomp
+print "Email: "
+uemail = gets.chomp
+print "Display name: "
+udname = gets.chomp
+
+u = User.new(username: uname, display_name: udname, password: upass, email: uemail, role: 1)
+
+if u.save
+  puts("Success!")
+else
+  puts("Error(s):")
+  u.errors.full_messages.each do |x|
+    puts x
+  end
+end

util/createAdmin.sh

@@ -0,0 +1 @@
+bundle exec rails runner util/createAdmin.rb

webapp.conf

@@ -0,0 +1,14 @@
+server {
+    listen 3000;
+	server_name _ default_server;
+
+	client_max_body_size 100M;
+    root /home/app/pressr/public;
+
+    passenger_enabled on;
+    passenger_user app;
+	passenger_min_instances 1;
+    passenger_ruby /usr/bin/ruby;
+}
+
+passenger_pre_start http://localhost:3000/;