class ChefDK::ChefRunner

An adapter to chef's APIs to kick off a chef-client run.

Attributes

cookbook_path[R]
run_list[R]

Public Class Methods

new(cookbook_path, run_list) click to toggle source
# File lib/chef-dk/chef_runner.rb, line 34
def initialize(cookbook_path, run_list)
  @cookbook_path = File.expand_path(cookbook_path)
  @run_list = run_list
  @formatter = nil
  @ohai = nil
end

Public Instance Methods

configure() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 77
def configure
  Chef::Config.solo_legacy_mode = true
  Chef::Config.cookbook_path = cookbook_path
  Chef::Config.color = true
  Chef::Config.diff_disabled = true

  # If the user has set policyfile configuration in the workstation config
  # file, the underlying chef-client code may enable policyfile mode and
  # then fail because chef-solo doesn't support policyfiles.
  Chef::Config.use_policyfile = false
  Chef::Config.policy_name = nil
  Chef::Config.policy_group = nil
  Chef::Config.deployment_group = nil

  # atomic file operations on Windows require Administrator privileges to be able to read the SACL from a file
  # Using file_staging_uses_destdir(true) will get us inherited permissions indirectly on tempfile creation
  Chef::Config.file_atomic_update = false if Chef::Platform.windows?
  Chef::Config.file_staging_uses_destdir = true # Default in Chef 12+
end
converge() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 41
def converge
  configure
  Chef::Runner.new(run_context).converge
rescue Chef::Exceptions::CookbookNotFound => e
  message = "Could not find cookbook(s) to satisfy run list #{run_list.inspect} in #{cookbook_path}"
  raise CookbookNotFound.new(message, e)
rescue => e
  raise ChefConvergeError.new("#{ChefDK::Dist::INFRA_PRODUCT} failed to converge: #{e} from file #{e.backtrace.first}", e)
end
doc_formatter() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 73
def doc_formatter
  Chef::Formatters.new(:chefdk_doc, stdout, stderr)
end
event_dispatcher() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 66
def event_dispatcher
  @event_dispatcher ||=
    Chef::EventDispatch::Dispatcher.new.tap do |d|
      d.register(doc_formatter)
    end
end
ohai() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 97
def ohai
  return @ohai if @ohai

  @ohai = Ohai::System.new
  @ohai.all_plugins(%w{platform platform_version})
  @ohai
end
policy() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 55
def policy
  return @policy_builder if @policy_builder

  @policy_builder = Chef::PolicyBuilder::Dynamic.new("chef-dk", ohai.data, {}, nil, event_dispatcher)
  @policy_builder.load_node
  @policy_builder.build_node
  @policy_builder.node.run_list(*run_list)
  @policy_builder.expand_run_list
  @policy_builder
end
run_context() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 51
def run_context
  @run_context ||= policy.setup_run_context
end
stderr() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 109
def stderr
  $stderr
end
stdout() click to toggle source
# File lib/chef-dk/chef_runner.rb, line 105
def stdout
  $stdout
end