Method: Puppet::CatalogDiff::Comparer#compare_resources

Defined in:
lib/puppet/catalog-diff/comparer.rb

#compare_resources(old, new, options) ⇒ Object

Compares two sets of resources and prints the differences if the two sets do not include the same resource counts this will only print the resources available in both



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# File 'lib/puppet/catalog-diff/comparer.rb', line 25

def compare_resources(old, new, options)
  resource_differences = {}
  differences_in_old = {}
  differences_in_new = {}
  string_differences = {}
  content_differences = {}
  parameters_in_old = {}
  parameters_in_new = {}
  old.each do |resource|
    new_resource = new.find { |res| res[:resource_id] == resource[:resource_id] }
    next if new_resource.nil?

    if options[:ignore_parameters]
      blacklist = options[:ignore_parameters].split(',')
      filter_parameters!(new_resource[:parameters], blacklist)
      filter_parameters!(resource[:parameters], blacklist)
    end

    sort_dependencies!(new_resource[:parameters])
    sort_dependencies!(resource[:parameters])

    next if new_resource[:parameters] == resource[:parameters]

    parameters_in_old[resource[:resource_id]] = \
      (resource[:parameters].to_a - new_resource[:parameters].to_a).to_h

    parameters_in_new[resource[:resource_id]] = \
      (new_resource[:parameters].to_a - resource[:parameters].to_a).to_h

    if options[:show_resource_diff]
      Puppet.debug("Resource diff: #{resource[:resource_id]}")

      diff_array = str_diff(
        Puppet::CatalogDiff::Formater.new.resource_to_string(resource),
        Puppet::CatalogDiff::Formater.new.resource_to_string(new_resource)
      ).split("\n")
      if diff_array.size >= 3
        string_differences[resource[:resource_id]] = diff_array[3..-1]
      else
        Puppet.debug('Could not automatically detect diff')
        string_differences[resource[:resource_id]] = resource[:parameters].inspect + new_resource[:parameters].inspect
      end

    else
      differences_in_old[resource[:resource_id]] = resource

      differences_in_new[resource[:resource_id]] = new_resource
    end

    cont_diff = str_diff(resource[:parameters][:content], new_resource[:parameters][:content])
    content_differences[resource[:resource_id]] = cont_diff if cont_diff
  end
  resource_differences[:old] = differences_in_old
  resource_differences[:new] = differences_in_new
  resource_differences[:string_diffs] = string_differences
  resource_differences[:content_differences] = content_differences
  resource_differences[:old_params]  = parameters_in_old
  resource_differences[:new_params]  = parameters_in_new
  resource_differences
end