slapos/recipe/kvm/__init__.py

   1 ##############################################################################
   2 #
   3 # Copyright (c) 2011 Vifib SARL and Contributors. All Rights Reserved.
   4 #
   5 # WARNING: This program as such is intended to be used by professional
   6 # programmers who take the whole responsibility of assessing all potential
   7 # consequences resulting from its eventual inadequacies and bugs
   8 # End users who are looking for a ready-to-use solution with commercial
   9 # guarantees and support are strongly adviced to contract a Free Software
  10 # Service Company
  11 #
  12 # This program is Free Software; you can redistribute it and/or
  13 # modify it under the terms of the GNU General Public License
  14 # as published by the Free Software Foundation; either version 3
  15 # of the License, or (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License
  23 # along with this program; if not, write to the Free Software
  24 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25 #
  26 ##############################################################################
  27 from slapos.recipe.librecipe import GenericBaseRecipe
  28 import os
  29 import sys
  30
  31 class Recipe(GenericBaseRecipe):
  32   """
  33   kvm instance configuration.
  34   """
  35   def install(self):
  36     # Sanitize drive type parameter
  37     self.options.setdefault('disk-type', 'virtio')
  38     if not self.options.get('disk-type') in ['ide', 'scsi', 'sd',
  39         'mtd', 'floppy', 'pflash', 'virtio']:
  40       print 'Warning: "disk-type" parameter is not in allowed values. Using ' \
  41           '"virtio" value.'
  42       self.options['disk-type'] = 'virtio'
  43
  44     self.options['python-path'] = sys.executable
  45
  46     path_list = []
  47
  48     if not self.isTrueValue(self.options.get('use-tap')):
  49       # XXX This could be done using Jinja.
  50       for port in self.options['nat-rules'].split():
  51         ipv6_port = int(port) + 10000
  52         tunnel_path = self.createExecutable(
  53             '%s-%sto%s' % (self.options['6tunnel-wrapper-path'], port, ipv6_port),
  54             self.substituteTemplate(
  55                 self.getTemplateFilename('6to4.in'),
  56                 {
  57                     'ipv6': self.options['ipv6'],
  58                     'ipv6_port': ipv6_port,
  59                     'ipv4': self.options['ipv4'],
  60                     'ipv4_port': port,
  61                     'shell_path': self.options['shell-path'],
  62                     '6tunnel_path': self.options['6tunnel-path'],
  63                 },
  64             ),
  65         )
  66         path_list.append(tunnel_path)
  67
  68     runner_path = self.createExecutable(
  69         self.options['runner-path'],
  70         self.substituteTemplate(self.getTemplateFilename('kvm_run.in'),
  71                                 self.options))
  72     path_list.append(runner_path)
  73
  74     controller_path = self.createExecutable(
  75       self.options['controller-path'],
  76       self.substituteTemplate(self.getTemplateFilename('kvm_controller_run.in'),
  77                               self.options))
  78
  79
  80     return path_list