Source code for openstack_dashboard.dashboards.project.networks.subnets.views
# 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.
"""
Views for managing Neutron Subnets.
"""
from django.core.urlresolvers import reverse
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import tabs
from horizon.utils import memoized
from horizon import workflows
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.networks.subnets \
import tabs as project_tabs
from openstack_dashboard.dashboards.project.networks.subnets \
import workflows as project_workflows
[docs]class CreateView(workflows.WorkflowView):
workflow_class = project_workflows.CreateSubnet
@memoized.memoized_method
[docs] def get_object(self):
try:
network_id = self.kwargs["network_id"]
network = api.neutron.network_get(self.request, network_id)
network.set_id_as_name_if_empty()
return network
except Exception:
redirect = reverse('horizon:project:networks:index')
msg = _("Unable to retrieve network.")
exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self):
network = self.get_object()
return {"network_id": self.kwargs['network_id'],
"network_name": network.name}
[docs]class UpdateView(workflows.WorkflowView):
workflow_class = project_workflows.UpdateSubnet
@memoized.memoized_method
def _get_object(self, *args, **kwargs):
subnet_id = self.kwargs['subnet_id']
try:
return api.neutron.subnet_get(self.request, subnet_id)
except Exception:
redirect = reverse("horizon:project:networks:index")
msg = _('Unable to retrieve subnet details')
exceptions.handle(self.request, msg, redirect=redirect)
[docs] def get_initial(self):
initial = super(UpdateView, self).get_initial()
subnet = self._get_object()
initial['network_id'] = self.kwargs['network_id']
initial['subnet_id'] = subnet['id']
initial['subnet_name'] = subnet['name']
for key in ('cidr', 'ip_version', 'enable_dhcp'):
initial[key] = subnet[key]
initial['gateway_ip'] = subnet['gateway_ip'] or ''
initial['no_gateway'] = (subnet['gateway_ip'] is None)
initial['dns_nameservers'] = '\n'.join(subnet['dns_nameservers'])
pools = ['%s,%s' % (p['start'], p['end'])
for p in subnet['allocation_pools']]
initial['allocation_pools'] = '\n'.join(pools)
routes = ['%s,%s' % (r['destination'], r['nexthop'])
for r in subnet['host_routes']]
initial['host_routes'] = '\n'.join(routes)
return initial
[docs]class DetailView(tabs.TabView):
tab_group_class = project_tabs.SubnetDetailTabs
template_name = 'project/networks/subnets/detail.html'