Add Docker configuration (#136)

* Add Docker configuration

Author: trezy

.env.example

@@ -4,4 +4,10 @@ SECRET_KEY_BASE=
 SENDGRID_USERNAME=
 SENDGRID_PASSWORD=
 DEVISE_SECRET_KEY=
-DEVISE_MAILER_SENDER=[email protected]
+DEVISE_MAILER_SENDER=[email protected]
+
+ALL_DATABASE_HOST=postgres
+ALL_DATABASE_NAME=adventurers_league_log_development
+ALL_DATABASE_PASSWORD=postgres
+ALL_DATABASE_PORT=5432
+ALL_DATABASE_USERNAME=postgres

.gitignore

@@ -4,13 +4,19 @@
 # or operating system, you probably want to add a global ignore instead:
 #   git config --global core.excludesfile '~/.gitignore_global'
 
+# Ignore macOS files
+.DS_Store
+
 # Ignore bundler config.
 /.bundle
 
 # Ignore the default SQLite database.
 /db/*.sqlite3
 /db/*.sqlite3-journal
 
+# Ignore files from database container
+/tmp/db
+
 # Ignore all logfiles and tempfiles.
 /log/*.log
 /tmp

Dockerfile

@@ -0,0 +1,11 @@
+FROM ruby:2.3.1
+
+RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs
+
+WORKDIR /app
+
+ADD Gemfile Gemfile.lock Rakefile ./
+
+RUN bundle install
+
+COPY . /app

config/database.yml

@@ -1,25 +1,29 @@
+development: &default
+  adapter: postgresql
+  pool: 5
+  timeout: 5000
+
+
+
+
+
 # SQLite version 3.x
 #   gem install sqlite3
 #
 #   Ensure the SQLite 3 gem is defined in your Gemfile
 #   gem 'sqlite3'
 development:
-  adapter: postgresql
+  <<: *default
   database: adventurers_league_log_development
-  pool: 5
-  timeout: 5000
+
 
 # Warning: The database defined as "test" will be erased and
 # re-generated from your development database when you run "rake".
 # Do not set this db to the same as development or production.
 test:
-  adapter: postgresql
-  database:  adventurers_league_log_test
-  pool: 5
-  timeout: 5000
+  <<: *default
+  database: adventurers_league_log_test
 
 production:
-  adapter: postgresql
-  database:  adventurers_league_log_production
-  pool: 5
-  timeout: 5000
+  <<: *default
+  database: adventurers_league_log_production

docker-compose.yml

@@ -0,0 +1,24 @@
+version: "3"
+
+services:
+  app:
+    build: .
+    command: rails s -b '0.0.0.0'
+    environment:
+      - DATABASE_URL=postgres://${ALL_DATABASE_USERNAME}:${ALL_DATABASE_PASSWORD}@${ALL_DATABASE_HOST}:${ALL_DATABASE_PORT}/${ALL_DATABASE_NAME}
+    ports:
+      - 3000:3000
+    volumes:
+      - .:/app
+    working_dir: /app
+
+  postgres:
+    image: postgres:alpine
+    environment:
+      - POSTGRES_HOST=postgres
+      - POSTGRES_PASSWORD=${ALL_DATABASE_PASSWORD}
+      - POSTGRES_USER=${ALL_DATABASE_USERNAME}
+    ports:
+      - 5432:5432
+    volumes:
+      - ./tmp/db:/var/lib/postgresql/data