Class: Interferon::GroupSources::Filesystem

Inherits:
Object
  • Object
show all
Defined in:
lib/interferon/group_sources/filesystem.rb

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Filesystem

Returns a new instance of Filesystem.

Raises:

  • (ArgumentError) 


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# File 'lib/interferon/group_sources/filesystem.rb', line 5

def initialize(options)
  raise ArgumentError, 'missing paths for loading groups from filesystem' \
    unless options['paths']

  @paths = options['paths']
end

Instance Method Details

#list_groups ⇒ Object 



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# File 'lib/interferon/group_sources/filesystem.rb', line 12

def list_groups
  groups = {}
  aliases = {}

  @paths.each do |path|
    path = File.expand_path(path)
    unless Dir.exist?(path)
      log.warn("no such directory #{path} for reading group files")
      next
    end

    Dir.glob(File.join(path, '*.{json,yml,yaml}')).each do |group_file|
      begin
        group = YAML.parse(File.read(group_file))
      rescue YAML::SyntaxError => e
        log.error("syntax error in group file #{group_file}: #{e}")
      rescue StandardError => e
        log.warn("error reading group file #{group_file}: #{e}")
      else
        group = group.to_ruby
        if group['people']
          groups[group['name']] = group['people'] || []
        elsif group['alias_for']
          aliases[group['name']] = { group: group['alias_for'], group_file: group_file }
        end
      end
    end
  end

  aliases.each do |aliased_group, group_info|
    group = group_info[:group]
    group_file = group_info[:group_file]
    if groups.include?(group)
      groups[aliased_group] = groups[group]
    else
      log.warn("Alias not found for #{group} but used by #{aliased_group} in #{group_file}")
    end
  end

  groups
end