ganeti_web/forms/vm_template.py

   1 # Copyright (C) 2010 Oregon State University et al.
   2 #
   3 # This program is free software; you can redistribute it and/or
   4 # modify it under the terms of the GNU General Public License
   5 # as published by the Free Software Foundation; either version 2
   6 # of the License, or (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
  16 # USA.
  17
  18 from django.forms import Form, CharField, ModelChoiceField, ValidationError
  19 from django.utils.translation import ugettext_lazy as _
  20
  21 from ganeti_web.models import ClusterUser
  22
  23
  24 class VirtualMachineTemplateCopyForm(Form):
  25     """
  26     Form used to when copying a VirtualMachineTemplate
  27     """
  28     template_name = CharField(label=_('Template Name'), max_length=255)
  29     description = CharField(label=_('Description'), max_length=255,
  30                             required=False)
  31
  32
  33 class VMInstanceFromTemplate(Form):
  34     owner = ModelChoiceField(label=_('Owner'),
  35                              queryset=ClusterUser.objects.all(),
  36                              empty_label=None)
  37     hostname = CharField(label=_('Instance Name'), max_length=255)
  38
  39     def clean_hostname(self):
  40         hostname = self.cleaned_data.get('hostname')
  41
  42         # Spaces in hostname will always break things.
  43         if ' ' in hostname:
  44             self.errors["hostname"] = self.error_class(
  45                 ["Hostnames cannot contain spaces."])
  46         return hostname
  47
  48
  49 class TemplateFromVMInstance(Form):
  50     template_name = CharField(label=_("Template Name"), max_length=255)
  51
  52     def clean_template_name(self):
  53         name = self.cleaned_data['template_name']
  54         if name.strip(' ') == '':
  55             raise ValidationError(_("Name cannot consist of spaces."))
  56         return name