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, #expand_run_list, #load_node, #run, #run_completed_successfully, run_completed_successfully_notifications, #run_failed, run_failed_notifications, run_start_notifications, #run_started, #save_updated_node, #setup_run_context, #sync_cookbooks, when_run_completes_successfully, when_run_fails, when_run_starts

Methods included from Chef::Mixin::PathSanity

#enforce_path_sanity

Constructor Details

#initialize(node_name) ⇒ DoppelGangerClient

Returns a new instance of DoppelGangerClient.


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

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

Instance Attribute Details

#node_nameObject (readonly)

Returns the value of attribute node_name


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# File 'lib/chef/shef/shef_session.rb', line 226

def node_name
  @node_name
end

Instance Method Details

#build_nodeObject

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 241

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)
  @run_list_expansion = @node.expand!('server')
  @expanded_run_list_with_versions = @run_list_expansion.recipes.with_version_constraints_strings
  Chef::Log.info("Run List is [#{@node.run_list}]")
  Chef::Log.info("Run List expands to [#{@expanded_run_list_with_versions.join(', ')}]")
  @node
end

#registerObject


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# File 'lib/chef/shef/shef_session.rb', line 253

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

#run_ohaiObject

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 235

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