Jianwei Han / my-boxen

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# Using Boxen with Rails Projects 1 1 # Using Boxen with Rails Projects
2 2
Boxen is designed to work extremely well with Rails. 3 3 Boxen is designed to work extremely well with Rails.
Let's break down some of the basics: 4 4 Let's break down some of the basics:
5 5
## Project Management 6 6 ## Project Management
7 7
We make a few assumptions about how you run Rails in development for ease and consistency: 8 8 We make a few assumptions about how you run Rails in development for ease and consistency:
9 9
* You use a web server that listens on a socket 10 10 * You use a web server that listens on a socket
* You use environment variables and something like [dotenv](https://github.com/bkeepers/dotenv) for managing secrets 11 11 * You use environment variables and something like [dotenv](https://github.com/bkeepers/dotenv) for managing secrets
12 12
A typical Rails app that uses things like MySQL, Resque, and phantomjs 13 13 A typical Rails app that uses things like MySQL, Resque, and phantomjs
might have a [project definition](../modules/projects/README.md) like so: 14 14 might have a [project definition](../modules/projects/README.md) like so:
15 15
``` puppet 16 16 ``` puppet
class projects::rails_app { 17 17 class projects::rails_app {
include phantomjs 18 18 include phantomjs
19 19
boxen::project { 'rails_app': 20 20 boxen::project { 'rails_app':
ruby => '1.9.3', 21 21 ruby => '1.9.3',
mysql => true, 22 22 mysql => true,
redis => true, 23 23 redis => true,
nginx => true, 24 24 nginx => true,
source => 'username/rails_app' 25 25 source => 'username/rails_app'
} 26 26 }
} 27 27 }
``` 28 28 ```
29 29
This does a few things for you: 30 30 This does a few things for you:
31 31
* Clones `https://github.com/mycompany/rails_app.git` to `~/src/rails_app` 32 32 * Clones `https://github.com/mycompany/rails_app.git` to `~/src/rails_app`
* Ensures the default 1.9.3 version of Ruby is installed 33 33 * Ensures the default 1.9.3 version of Ruby is installed
* Creates `~/src/rails_app/.ruby-version` with `1.9.3` in it 34 34 * Creates `~/src/rails_app/.ruby-version` with `1.9.3` in it
* Ensures mysql is installed and running 35 35 * Ensures mysql is installed and running
* Creates two mysql databases: `rails_app_test` and `rails_app_development` 36 36 * Creates two mysql databases: `rails_app_test` and `rails_app_development`
* Ensures redis is installed and running 37 37 * Ensures redis is installed and running
* Ensures nginx is installed and running 38 38 * Ensures nginx is installed and running
* Copies the [template nginx config](../modules/projects/templates/shared/nginx.conf.erb) into the nginx config dir 39 39 * Copies the [template nginx config](../modules/projects/templates/shared/nginx.conf.erb) into the nginx config dir
40 40
It won't necessarily do all of them in that order, but it will gaurantee 41 41 It won't necessarily do all of them in that order, but it will gaurantee
that if they run successfully they're all done in a correct order. 42 42 that if they run successfully they're all done in a correct order.
43 43
See the section below for some handy configuration tips on how to configure 44 44 See the section below for some handy configuration tips on how to configure
your app best to work with Boxen. 45 45 your app best to work with Boxen.
46 46
## Configuration 47 47 ## Configuration
48 48
### MySQL 49 49 ### MySQL
50 50
``` yaml 51 51 ``` yaml
# config/database.yml 52 52 # config/database.yml
53 53
<% 54 54 <%
def boxen?; ENV['BOXEN_HOME']; end 55 55 def boxen?; ENV['BOXEN_HOME']; end
56 56
socket = [ 57 57 socket = [
ENV["BOXEN_MYSQL_SOCKET"], 58 58 ENV["BOXEN_MYSQL_SOCKET"],
"/var/run/mysql5/mysqld.sock", 59 59 "/var/run/mysql5/mysqld.sock",
"/tmp/mysql.sock" 60 60 "/tmp/mysql.sock"
].compact.detect { |f| File.exist? f } 61 61 ].compact.detect { |f| File.exist? f }
62 62
port = ENV["BOXEN_MYSQL_PORT"] || "3306" 63 63 port = ENV["BOXEN_MYSQL_PORT"] || "3306"
%> 64 64 %>
65 65
development: 66 66 development:
adapter: mysql2 67 67 adapter: mysql2
database: rails_app_development 68 68 database: rails_app_development
username: root 69 69 username: root
password: 70 70 password:
<% if socket %> 71 71 <% if socket %>
host: localhost 72 72 host: localhost
socket: <%= socket %> 73 73 socket: <%= socket %>
<% else %> 74 74 <% else %>
host: 127.0.0.1 75 75 host: 127.0.0.1
port: <%= port %> 76 76 port: <%= port %>
<% end %> 77 77 <% end %>
78 78
test: 79 79 test:
adapter: mysql2 80 80 adapter: mysql2
database: rails_app_test 81 81 database: rails_app_test
username: root 82 82 username: root
password: 83 83 password:
<% if socket %> 84 84 <% if socket %>
host: localhost 85 85 host: localhost
socket: <%= socket %> 86 86 socket: <%= socket %>
<% else %> 87 87 <% else %>
host: 127.0.0.1 88 88 host: 127.0.0.1
port: <%= port %> 89 89 port: <%= port %>
<% end %> 90 90 <% end %>
``` 91 91 ```
92 92
### PostgreSQL 93 93 ### PostgreSQL
94 94
``` yaml 95 95 ``` yaml
# config/database.yml 96 96 # config/database.yml
97 97
development: 98 98 development:
adapter: postgresql 99 99 adapter: postgresql
database: rails_app_development 100 100 database: rails_app_development
encoding: unicode 101 101 encoding: unicode
port: <%= ENV["BOXEN_POSTGRESQL_PORT"] || 5432 %> 102 102 port: <%= ENV["BOXEN_POSTGRESQL_PORT"] || 5432 %>
host: localhost 103 103 host: localhost
104 104
test: 105 105 test:
adapter: postgresql 106 106 adapter: postgresql
database: rails_app_test 107 107 database: rails_app_test
encoding: unicode 108 108 encoding: unicode
port: <%= ENV["BOXEN_POSTGRESQL_PORT"] || 5432 %> 109 109 port: <%= ENV["BOXEN_POSTGRESQL_PORT"] || 5432 %>
host: localhost 110 110 host: localhost
``` 111 111 ```
112 112
### Redis 113 113 ### Redis
114 114
``` ruby 115 115 ``` ruby
# config/initializers/redis.rb 116 116 # config/initializers/redis.rb
117 117
$redis = Redis.new(ENV['BOXEN_REDIS_URL'] || 'redis://localhost:6379/') 118 118 $redis = Redis.new(ENV['BOXEN_REDIS_URL'] || 'redis://localhost:6379/')
``` 119 119 ```
120 120
### Elasticsearch 121 121 ### Elasticsearch
122 122
``` ruby 123 123 ``` ruby
# config/initializers/elasticsearch.rb 124 124 # config/initializers/elasticsearch.rb
125 125
Tire.configure do 126 126 Tire.configure do
url (ENV['BOXEN_ELASTICSEARCH_URL'] || 'http://localhost:9200/') 127 127 url (ENV['BOXEN_ELASTICSEARCH_URL'] || 'http://localhost:9200/')
end 128 128 end
``` 129 129 ```
130 130
### MongoDB 131 131 ### MongoDB
132 132
``` yaml 133 133 ``` yaml
# config/mongo.yml 134 134 # config/mongo.yml
135 135
development: 136 136 development:
host: 127.0.0.1 137 137 host: 127.0.0.1
port: <%= ENV['GH_MONGODB_PORT'] || 27017 %> 138 138 port: <%= ENV['BOXEN_MONGODB_PORT'] || 27017 %>
database: rails_app_development 139 139 database: rails_app_development
140 140
test: 141 141 test:
host: 127.0.0.1 142 142 host: 127.0.0.1
port: <%= ENV['GH_MONGODB_PORT'] || 27017 %> 143 143 port: <%= ENV['BOXEN_MONGODB_PORT'] || 27017 %>