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forms.py
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forms.py
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import re
from django import forms
from django.utils.translation import ugettext_lazy as _
class AddNetPool(forms.Form):
name = forms.CharField(error_messages={'required': _('No pool name has been entered')},
max_length=20)
subnet = forms.CharField(error_messages={'required': _('No IPv4 subnet has been entered')},
max_length=20, required=False)
subnet6 = forms.CharField(error_messages={'required': _('No IPv6 subnet has been entered')},
max_length=42, required=False)
forward = forms.CharField(max_length=100)
dhcp4 = forms.BooleanField(required=False)
dhcp6 = forms.BooleanField(required=False)
fixed = forms.BooleanField(required=False)
bridge_name = forms.CharField(max_length=20, required=False)
openvswitch = forms.BooleanField(required=False)
def clean_name(self):
name = self.cleaned_data['name']
have_symbol = re.match('^[a-zA-Z0-9\.\_\-]+$', name)
if not have_symbol:
raise forms.ValidationError(_('The pool name must not contain any special characters'))
elif len(name) > 20:
raise forms.ValidationError(_('The pool name must not exceed 20 characters'))
return name
def clean_subnet(self):
subnet = self.cleaned_data['subnet']
have_symbol = re.match('^[0-9./]+$', subnet if subnet else ".")
if not have_symbol:
raise forms.ValidationError(_('The pool subnet must not contain any special characters'))
elif len(subnet) > 20:
raise forms.ValidationError(_('The pool subnet must not exceed 20 characters'))
return subnet
def clean_subnet6(self):
subnet = self.cleaned_data['subnet6']
have_symbol = re.match('^[0-9a-fA-F:/]+$', subnet if subnet else ":")
if not have_symbol:
raise forms.ValidationError(_('The pool subnet must not contain any special characters'))
elif len(subnet) > 42:
raise forms.ValidationError(_('The pool subnet must not exceed 42 characters'))
return subnet
def clean_bridge_name(self):
bridge_name = self.cleaned_data['bridge_name']
if self.cleaned_data['forward'] == 'bridge':
have_symbol = re.match('^[a-zA-Z0-9\.\_\:\-]+$', bridge_name)
if not have_symbol:
raise forms.ValidationError(_('The pool bridge name must not contain any special characters'))
elif len(bridge_name) > 20:
raise forms.ValidationError(_('The pool bridge name must not exceed 20 characters'))
return bridge_name