Module: Batali::Utility::Chef

Included in:
Origin::ChefServer, Source::ChefServer
Defined in:
lib/batali/utility.rb

Overview

Helper module for enabling chef server support

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

Provide common required attribute



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# File 'lib/batali/utility.rb', line 10

def self.included(klass)
  klass.class_eval do
    attribute :client_name, String
    attribute :client_key, String
    attribute :endpoint, String
    attr_accessor :c_name
    attr_accessor :c_key
  end
end

Instance Method Details

#api_service {|service| ... } ⇒ Object

Make request to api service

Yield Parameters:

  • service (Chef::Rest)

Returns:

  • (Object) —

    result



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# File 'lib/batali/utility.rb', line 55

def api_service
  memoize(:api_service) do
    ::Chef::REST.new(
      endpoint,
      c_name,
      c_key
    )
  end
end

#init_chef! ⇒ Object

Load and configure chef



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# File 'lib/batali/utility.rb', line 21

def init_chef!
  debug 'Loading chef into the runtime'
  begin
    require 'chef'
    require 'chef/rest'
    debug 'Successfully loaded chef into the runtime'
  rescue LoadError => e
    debug "Failed to load the chef gem: #{e.class}: #{e}"
    raise 'The `chef` gem was not found. Please `gem install chef` or add `chef` to your bundle.'
  end
  Smash.new(
    :endpoint => :chef_server_url,
    :c_name => :node_name,
    :c_key => :client_key
  ).each do |local_attr, config_key|
    unless(self.send(local_attr)) # rubocop:disable Style/RedundantSelf
      memoize(:knife_configure, :global) do
        require 'chef/knife'
        ::Chef::Knife.new.configure_chef
      end
      # rubocop:disable Style/RedundantSelf
      debug "Settting #{config_key} from knife configuration file for #{self.class} <#{endpoint}>"
      # rubocop:disable Style/RedundantSelf
      self.send("#{local_attr}=", ::Chef::Config[config_key])
    end
  end
  c_name ||= client_name
  c_key ||= client_key
end