Method: Fog::Orchestration::Util::RecursiveHotFileLoader#get_file_contents

Defined in:
lib/fog/orchestration/util/recursive_hot_file_loader.rb

#get_file_contents(from_data, base_url) ⇒ Object

Traverse the template tree looking for get_file and type

and populating the @files attribute with their content.
Resource referenced by get_file and type are eventually
replaced with their absolute URI as done in heatclient
and shade.



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# File 'lib/fog/orchestration/util/recursive_hot_file_loader.rb', line 95

def get_file_contents(from_data, base_url)
  Fog::Logger.debug("Processing #{from_data} with base_url #{base_url}")

  # Recursively traverse the tree
  #   if recurse_data is Array or Hash
  recurse_data = from_data.kind_of?(Hash) ? from_data.values : from_data
  recurse_data.each { |value| get_file_contents(value, base_url) } if recurse_data.kind_of?(Array)

  # I'm on a Hash, process it.
  return unless from_data.kind_of?(Hash)
  from_data.each do |key, value|
    next if ignore_if(key, value)

    # Resolve relative paths.
    str_url = url_join(base_url, value)

    next if @files.key?(str_url)

    file_content = read_uri(str_url)

    # get_file should not recurse hot templates.
    if key == "type" && template_is_raw?(file_content) && !@visited.include?(str_url)
      template = get_template_contents(str_url)
      file_content = YAML.dump(template)
    end

    @files[str_url] = file_content
    # replace the data value with the normalised absolute URL as required
    #  by https://docs.openstack.org/heat/pike/template_guide/hot_spec.html#get-file
    from_data[key] = str_url
  end
end