modules/portforwarder/templates/authorized_keys.erb

   1 ##
   2 ## THIS FILE IS UNDER PUPPET CONTROL. DON'T EDIT IT HERE.
   3 ## USE: git clone git+ssh://$USER@puppet.debian.org/srv/puppet.debian.org/git/dsa-puppet.git
   4 ##
   5
   6 <%=
   7 def getportforwarderkey(host)
   8         key = nil
   9         begin
  10                 facts = YAML.load(File.open("/var/lib/puppet/yaml/facts/#{host}.yaml").read)
  11                 return facts.values['portforwarder_key']
  12         rescue Exception => e
  13         end
  14         return key
  15 end
  16
  17
  18 lines = []
  19 config = YAML.load(File.open('/etc/puppet/modules/portforwarder/misc/config.yaml').read)
  20 config.each_pair do |sourcehost, services|
  21         allowed_ports = []
  22
  23         ##lines << "# sourcehost is #{sourcehost}"
  24         services.each do |service|
  25                 ##lines << "# targethost is #{service['target_host']}, my hostname #{hostname}, fqdn is #{fqdn}"
  26                 next if service['target_host'] != fqdn
  27                 allowed_ports << service['target_port'] if service['target_port']
  28         end
  29
  30         if allowed_ports.length > 0
  31                 sshkey = getportforwarderkey(sourcehost)
  32                 remote_ip = scope.lookupvar('site::allnodeinfo')[sourcehost]['ipHostNumber'].join(',')
  33                 local_bind = '127.101.%d.%d'%[ (sourcehost.hash / 256 % 256), sourcehost.hash % 256 ]
  34
  35                 lines << "# from #{sourcehost}"
  36                 if sshkey.nil? or remote_ip.nil? or local_bind.nil?
  37                         lines << "# insufficient config values"
  38                 else
  39                         command = "/usr/bin/portforwarder-ssh-wrap #{sourcehost} #{local_bind} #{allowed_ports.join(' ')}"
  40                         lines << "from=\"#{remote_ip}\",command=\"#{command}\",no-pty,no-port-forwarding,no-X11-forwarding,no-agent-forwarding #{sshkey}"
  41                 end
  42         end
  43 end
  44 lines.join("\n")
  45 %>