Merge pull request #1 from wvengen/feature/docker

Docker improvements

.dockerignore

@@ -2,6 +2,7 @@
 .idea
 .sass-cache
 log
+config/database.yml
 public/assets
 public/system
 tmp/*

bin/test

@@ -1,12 +1,17 @@
 #!/bin/sh
 
-# Set test variables
+# We use TEST_DATABASE_URL to make sure we don't accidentaly overwrite dev/prod db
-export DATABASE_URL=mysql2://root:secret@mysql/test
+unset DATABASE_URL; export DATABASE_URL
+[ "$TEST_DATABASE_URL" ] && export DATABASE_URL="$TEST_DATABASE_URL"
 export RAILS_ENV=test
 
 # Start virtuals X environment to allow integration testing via firefox/iceweasel
 export DISPLAY=:99
-Xvfb :99 &
+Xvfb $DISPLAY -nolisten tcp &
+XVFB_PID=$!
 
 # Start tests
 rspec
+
+# Cleanup
+kill $XVFB_PID

doc/SETUP_DEVELOPMENT.md

@@ -5,6 +5,10 @@ Gratulations, if you read this file locally, you have successfully cloned the
 foodsoft project from the git repository. Now you are only a few steps away
 from trying it out and then jumping into development.
 
+This document describes how to setup Foodsoft for development on your local system.
+Alternatively, you [run Foodsoft using Docker](SETUP_DOCKER.md).
+
+
 **System requirements**:
 [RVM](https://rvm.io/rvm/install),
 [Ruby 1.9.3+](https://www.ruby-lang.org/en/downloads/),

doc/SETUP_DOCKER.md

@@ -1,6 +1,6 @@
 # Foodsoft on Docker
 
-This document explains setup and using docker the foodsoft with docker.
+This document explains setting up and using Foodsoft with Docker.
 
 ## Requirements
 
@@ -23,9 +23,6 @@ to be pulled from docker registry and a lot dependencies needs to be installed.)
 
     docker-compose run app rake foodsoft:setup_development
 
-TODO: Right know this is not gonna work because of the new database
-configuration via ENV variable. See Notes below.
-
 ## Usage
 
 Start containers (in foreground, stop them with `CTRL-C`)
@@ -40,6 +37,10 @@ Open a rails console
 
     docker-compose run app rails c
 
+Setup the test database
+
+    docker-compose run app rake db:setup RAILS_ENV=test DATABASE_URL=mysql2://root:secret@mysql/test
+
 Run the tests
 
     docker-compose run app ./bin/test
@@ -64,5 +65,5 @@ docker commit -m "Updated rails" <Container ID> foodsoft_app
 
 ### Database configuration
 
-TO make thins easier we use the ENV Variable DATABASE_URL. But to make this
+To make this easier we use the environment variable `DATABASE_URL`
-work, the shouldn't be any config/database.yml file!
+(and `TEST_DATABASE_URL` when using the testing script).

docker-compose.yml

@@ -13,6 +13,7 @@ app: &app
     - DATABASE_URL=mysql2://root:secret@mysql/development
     - REDIS_URL=redis://redis:6379
     - QUEUE=foodsoft_notifier
+    - TEST_DATABASE_URL=mysql2://root:secret@mysql/test
 
 resque:
   <<: *app

lib/tasks/foodsoft_setup.rake

@@ -58,6 +58,10 @@ end
 
 def setup_database
   file = 'config/database.yml'
+  if ENV['DATABASE_URL']
+    puts blue "DATABASE_URL found, please remember to also set it when running Foodsoft"
+    return nil
+  end
   return nil if skip?(file)
   
   database = ask("What kind of database do you use?\nOptions:\n(1) MySQL\n(2) SQLite", ["1","2"])
@@ -110,6 +114,7 @@ def setup_secret_token
 end
 
 def start_mailcatcher
+  return nil if ENV['MAILCATCHER_PORT'] # skip when it has an existing Docker container
   mailcatcher = ask("Do you want to start mailcatcher?\nOptions:\n(y) Yes\n(n) No", ["y","n"])
   if mailcatcher === "y"
     puts yellow "Starting mailcatcher at http://localhost:1080..."