Class: Shef::DoppelGangerClient

Inherits:
Chef::Client show all
Defined in:
lib/chef/shef/shef_session.rb

Instance Attribute Summary collapse

Attributes inherited from Chef::Client

#json_attribs, #node, #ohai, #rest, #run_status, #runner

Instance Method Summary collapse

Methods inherited from Chef::Client

clear_notifications, #converge, #run, #run_completed_successfully, run_completed_successfully_notifications, #run_failed, run_failed_notifications, run_start_notifications, #run_started, #sync_cookbooks, when_run_completes_successfully, when_run_fails, when_run_starts

Constructor Details

#initialize(node_name) ⇒ DoppelGangerClient

Returns a new instance of DoppelGangerClient.



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# File 'lib/chef/shef/shef_session.rb', line 202

def initialize(node_name)
  @node_name = node_name
  @ohai = Ohai::System.new
end

Instance Attribute Details

#node_name ⇒ Object (readonly)

Returns the value of attribute node_name.



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# File 'lib/chef/shef/shef_session.rb', line 200

def node_name
  @node_name
end

Instance Method Details

#build_node ⇒ Object

DoppelGanger implementation of build_node. preserves as many of the node’s attributes, and does not save updates to the server



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# File 'lib/chef/shef/shef_session.rb', line 215

def build_node
  Chef::Log.debug("Building node object for #{@node_name}")

  @node = Chef::Node.find_or_create(node_name)

  ohai_data = @ohai.data.merge(@node.automatic_attrs)

  @node.consume_external_attrs(ohai_data,nil)
  @node.reset_defaults_and_overrides

  @node
end

#register ⇒ Object 



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# File 'lib/chef/shef/shef_session.rb', line 228

def register
  @rest = Chef::REST.new(Chef::Config[:chef_server_url], Chef::Config[:node_name], Chef::Config[:client_key])
end

#run_ohai ⇒ Object

Run the very smallest amount of ohai we can get away with and still hope to have things work. Otherwise we’re not very good doppelgangers



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# File 'lib/chef/shef/shef_session.rb', line 209

def run_ohai
  @ohai.require_plugin('os')
end