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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 NEC Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import logging
import netaddr
from django.core.urlresolvers import reverse
from django.utils.translation import ugettext_lazy as _
from horizon import api
from horizon import forms
from horizon import messages
from horizon import exceptions
from horizon.utils import fields
LOG = logging.getLogger(__name__)
class CreateSubnet(forms.SelfHandlingForm):
network_name = forms.CharField(label=_("Network Name"),
required=False,
widget=forms.TextInput(
attrs={'readonly': 'readonly'}))
network_id = forms.CharField(label=_("Network ID"),
widget=forms.TextInput(
attrs={'readonly': 'readonly'}))
name = forms.CharField(max_length=255,
label=_("Name"),
required=False)
cidr = fields.IPField(label=_("Network Address"),
required=True,
initial="",
help_text=_("Network address in CIDR format "
"(e.g. 192.168.0.0/24)"),
version=fields.IPv4 | fields.IPv6,
mask=True)
ip_version = forms.ChoiceField(choices=[(4, 'IPv4'), (6, 'IPv6')],
label=_("IP Version"))
gateway_ip = fields.IPField(label=_("Gateway IP"),
required=False,
initial="",
help_text=_("IP address of Gateway "
"(e.g. 192.168.0.1)"),
version=fields.IPv4 | fields.IPv6,
mask=False)
failure_url = 'horizon:nova:networks:detail'
def clean(self):
cleaned_data = super(CreateSubnet, self).clean()
cidr = cleaned_data.get('cidr')
ip_version = int(cleaned_data.get('ip_version'))
gateway_ip = cleaned_data.get('gateway_ip')
if cidr:
if netaddr.IPNetwork(cidr).version is not ip_version:
msg = _('Network Address and IP version are inconsistent.')
raise forms.ValidationError(msg)
if gateway_ip:
if netaddr.IPAddress(gateway_ip).version is not ip_version:
msg = _('Gateway IP and IP version are inconsistent.')
raise forms.ValidationError(msg)
return cleaned_data
def handle(self, request, data):
try:
LOG.debug('params = %s' % data)
data['ip_version'] = int(data['ip_version'])
if not data['gateway_ip']:
del data['gateway_ip']
subnet = api.quantum.subnet_create(request, **data)
msg = _('Subnet %s was successfully created.') % data['cidr']
LOG.debug(msg)
messages.success(request, msg)
return subnet
except Exception:
msg = _('Failed to create subnet %s') % data['cidr']
LOG.info(msg)
redirect = reverse(self.failure_url, args=[data['network_id']])
exceptions.handle(request, msg, redirect=redirect)
class UpdateSubnet(forms.SelfHandlingForm):
network_id = forms.CharField(widget=forms.HiddenInput())
subnet_id = forms.CharField(widget=forms.HiddenInput())
cidr = forms.CharField(widget=forms.HiddenInput())
ip_version = forms.CharField(widget=forms.HiddenInput())
name = forms.CharField(max_length=255,
label=_("Name"),
required=False)
gateway_ip = fields.IPField(label=_("Gateway IP"),
required=True,
initial="",
help_text=_("IP address of Gateway "
"(e.g. 192.168.0.1)"),
version=fields.IPv4 | fields.IPv6,
mask=False)
failure_url = 'horizon:nova:networks:detail'
def clean(self):
cleaned_data = super(UpdateSubnet, self).clean()
ip_version = int(cleaned_data.get('ip_version'))
gateway_ip = cleaned_data.get('gateway_ip')
if gateway_ip:
if netaddr.IPAddress(gateway_ip).version is not ip_version:
msg = _('Gateway IP and IP version are inconsistent.')
raise forms.ValidationError(msg)
return cleaned_data
def handle(self, request, data):
try:
LOG.debug('params = %s' % data)
params = {'name': data['name']}
params['gateway_ip'] = data['gateway_ip']
subnet = api.quantum.subnet_modify(request, data['subnet_id'],
name=data['name'],
gateway_ip=data['gateway_ip'])
msg = _('Subnet %s was successfully updated.') % data['cidr']
LOG.debug(msg)
messages.success(request, msg)
return subnet
except Exception:
msg = _('Failed to update subnet %s') % data['cidr']
LOG.info(msg)
redirect = reverse(self.failure_url, args=[data['network_id']])
exceptions.handle(request, msg, redirect=redirect)
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