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

   1 module Puppet::Parser::Functions
   2   newfunction(:nodeinfo, :type => :rvalue) do |args|
   3     require 'ipaddr'
   4
   5     host = args[0]
   6     yamlfile = args[1]
   7     begin
   8       nodeinfo         = function_yamlinfo([host, yamlfile])
   9       nodeinfo['ldap'] = function_ldapinfo([host, '*'])
  10       unless nodeinfo['ldap']['ipHostNumber']
  11         raise Puppet::ParseError, "Host #{host} does not have ipHostNumber values in ldap"
  12       end
  13       nodeinfo['hoster'] = function_whohosts([nodeinfo['ldap']['ipHostNumber']])
  14       nodeinfo['buildd'] = (nodeinfo['ldap']['purpose'].respond_to?('include?') && nodeinfo['ldap']['purpose'].include?('buildd'))
  15       nodeinfo['timeserver'] = (nodeinfo['ldap']['purpose'].respond_to?('include?') && nodeinfo['ldap']['purpose'].include?('timeserver'))
  16       nodeinfo['porterbox'] = (nodeinfo['ldap']['purpose'].respond_to?('include?') && nodeinfo['ldap']['purpose'].include?('porterbox'))
  17
  18       if lookupvar('::mta') == 'exim4'
  19         unless nodeinfo['heavy_exim']
  20           nodeinfo['smarthost'] = 'mailout.debian.org'
  21         end
  22       elsif lookupvar('::mta') == 'postfix'
  23         unless nodeinfo['heavy_postfix']
  24           nodeinfo['smarthost'] = 'mailout.debian.org'
  25         end
  26       end
  27
  28       nodeinfo['misc'] = {}
  29       fqdn = lookupvar('::fqdn')
  30       if fqdn and fqdn == host
  31         v4ips = lookupvar('::v4ips')
  32         if v4ips and v4ips.to_s != "" and v4ips.to_s != 'undefined'
  33           nodeinfo['misc']['v4addrs'] = v4ips.split(',').uniq()
  34
  35           # find out if we are behind nat
  36           intersection = nodeinfo['misc']['v4addrs'] & nodeinfo['ldap']['ipHostNumber']
  37           nodeinfo['misc']['natted'] = intersection.empty?
  38         else
  39           nodeinfo['misc']['v4addrs'] = []
  40         end
  41
  42         v6ips = lookupvar('::v6ips')
  43         if v6ips and v6ips.to_s != "" and v6ips.to_s != 'undefined'
  44           nodeinfo['misc']['v6addrs'] = v6ips.split(',').uniq()
  45         else
  46           nodeinfo['misc']['v6addrs'] = []
  47         end
  48
  49         # find out if we have an ipv4 and/or an ipv6 address for our host in ldap.
  50         nodeinfo['misc']['has_v4_ldap'] = nodeinfo['ldap']['ipHostNumber'].any? { |x| IPAddr.new(x).ipv4? }
  51         nodeinfo['misc']['has_v6_ldap'] = nodeinfo['ldap']['ipHostNumber'].any? { |x| IPAddr.new(x).ipv6? }
  52         nodeinfo['misc']['v4_ldap'] = nodeinfo['ldap']['ipHostNumber'].select { |x| IPAddr.new(x).ipv4? }
  53         nodeinfo['misc']['v6_ldap'] = nodeinfo['ldap']['ipHostNumber'].select { |x| IPAddr.new(x).ipv6? }
  54       end
  55
  56       ns = call_function('hiera',['nameservers'])
  57       allow_dns_q = call_function('hiera',['allow_dns_query'])
  58       if ns.empty?
  59         # no nameservers known for this hoster
  60         nodeinfo['misc']['resolver-recursive'] = true
  61
  62         if not allow_dns_q.empty?
  63           raise Puppet::ParseError, "No nameservers listed for #{nodeinfo['hoster']['name']} yet we should answer somebody's queries?  That makes no sense.  allow_dns_q: #{allow_dns_q}."
  64         end
  65       elsif (nodeinfo['misc']['v4addrs'] and (ns & nodeinfo['misc']['v4addrs']).size > 0) or
  66             (nodeinfo['misc']['v6addrs'] and (ns & nodeinfo['misc']['v6addrs']).size > 0)
  67         # this host is listed as a nameserver at this location
  68         nodeinfo['misc']['resolver-recursive'] = true
  69
  70         if allow_dns_q.empty?
  71           raise Puppet::ParseError, "Host #{host} is listed as a nameserver for #{nodeinfo['hoster']['name']} but no allow_dns_query networks are defined for this location"
  72         end
  73       else
  74         nodeinfo['misc']['resolver-recursive'] = false
  75       end
  76
  77       return(nodeinfo)
  78     rescue => e
  79       raise Puppet::ParseError, "Error in nodeinfo for node #{host}, yamlfile #{yamlfile}: #{e.message}\n#{e.backtrace}"
  80     end
  81   end
  82 end
  83
  84 # vim: set fdm=marker ts=2 sw=2 et: