Qor DSL examples

gemfile.rb

require 'qor_dsl'
module Gemfile
  class Configuration
    include Qor::Dsl
    default_configs [ENV['BUNDLE_GEMFILE'], 'Gemfile']

    node :gem

    [:git, :path, :group].map do |name|
      node name do
        node :gem
      end
    end
  end
end

Gemfile::Configuration.load do
  gem "rails", :git => "git://github.com/rails/rails.git"
  gem 'capistrano-confirm', '>= 0.0.6'
  gem 'paygent', :path => '~/Develop/paygent'

  path "~/Develop/qor_dsl" do
    gem "qor_dsl"
  end

  git "git://github.com/rails/rails.git" do
    gem "activesupport"
    gem "actionpack"
  end

  group :development do
    gem 'pry-rails'
  end

  group :test do
    gem "timecop"
  end
end

puts Gemfile::Configuration.first('gem', 'rails').name #=> rails
puts Gemfile::Configuration.first('gem', 'rails').options #=> {:git=>"git://github.com/rails/rails.git"}
development_gems = Gemfile::Configuration.deep_find('gem') do |n|
  parent = n.parent
  parent.root? || !parent.is_node?(:group) || parent.is_node?(:group, :development)
end
puts development_gems.map(&:name).inspect
#=> ["rails", "capistrano-confirm", "paygent", "qor_dsl", "activesupport", "actionpack", "pry-rails"]

nagios.rb

require 'qor_dsl'

module Nagios
  class Configuration
    include Qor::Dsl
    node :contact_emails

    node :mail do
      node :address
    end

    node :server do
      node :contact_emails, inherit: true
      node :host
      node :port, default_value: 22
      node :username, default_value: 'app'

      node :check_disk, default_options: {warning: '10%', critical: '8%'}
      node :check_load, default_options: {warning: '8,5,5', critical: '20,15,10'}
      node :check_memcached, default_options: {port: 11211, host: '127.0.0.1'}
      node :check_mysql_slave
    end
  end
end

Nagios::Configuration.load do
  contact_emails ["all_teams@example.com"]
  mail do
    address 'smtp.example.com'
  end

  server 'server1' do
    host '100.200.200.10'
    username 'app'

    check_disk :warning => '10%', :critical => '8%'
    check_load :warning => '8,5,5', :critical => '20,15,10'
    check_memcached :port => 11211, :host => '10.0.0.1'
    check_mysql_slave :user => 'nagios_check', :password => 'xxxxxx'
  end

  server 'server2' do
    contact_emails ["team2@example.com"]
    host '111.111.111.11'

    username 'app'
    check_disk :warning => '10%', :critical => '8%'
    check_load :warning => '8,5,5', :critical => '20,15,10'
    port 222
  end
end

# 继承父级
Nagios::Configuration.first('server', 'server1').first(:contact_emails).value
#=> "all_teams@example.com"
# 重写继承
Nagios::Configuration.first('server', 'server2').first(:contact_emails).value
#=> team2@example.com

# 默认
Nagios::Configuration.first('server', 'server1').first(:check_load).options
Nagios::Configuration.first('server', 'server1').first(:check_load).value
#=> {:warning=>"8,5,5", :critical=>"20,15,10"}