modules/puppetmaster/lib/puppet/parser/functions/yamlinfo.rb

   1 require 'puppet/file_system'
   2
   3 module Puppet::Parser::Functions
   4   newfunction(:yamlinfo, :type => :rvalue) do |args|
   5
   6     host = args[0]
   7
   8     read_yaml = lambda { |yaml, host|
   9       results = {}
  10
  11       ['nameinfo', 'footer'].each do |detail|
  12         if yaml.has_key?(detail)
  13           if yaml[detail].has_key?(host)
  14             results[detail] = yaml[detail][host]
  15           end
  16         end
  17       end
  18
  19       if yaml.has_key?('services')
  20         yaml['services'].each_pair do |service, hostlist|
  21           hostlist=[hostlist] unless hostlist.kind_of?(Array)
  22           results[service] = hostlist.include?(host)
  23         end
  24       end
  25
  26       results['mail_port']      = ''
  27       results['smarthost']      = ''
  28       results['heavy_exim']     = ''
  29
  30       if yaml['host_settings'].kind_of?(Hash)
  31         yaml['host_settings'].each_pair do |property, values|
  32           if values.kind_of?(Hash)
  33             results[property] = values[host] if values.has_key?(host)
  34           elsif values.kind_of?(Array)
  35             results[property] = values.include?(host)
  36           end
  37         end
  38       end
  39       return(results)
  40     }
  41
  42     require 'yaml'
  43
  44     yamlfile = Puppet::Parser::Files.find_file('debian_org/misc/local.yaml', compiler.environment)
  45     yaml = YAML.load_file(yamlfile)
  46     ret = {}
  47
  48     if host == '*'
  49       Dir.entries('/var/lib/puppet/yaml/node/').each do |fname|
  50         next unless fname =~ /(.*)\.yaml$/
  51         host_name = $1
  52         ret[host_name] = read_yaml.call(yaml, host_name)
  53       end
  54     else
  55       ret = read_yaml.call(yaml, host)
  56     end
  57
  58     return(ret)
  59   end
  60 end
  61