Source code for openstack_dashboard.dashboards.admin.floating_ips.views
# Copyright 2016 Letv Cloud Computing
# All Rights Reserved.
#
# 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.
from collections import OrderedDict
from django.core.urlresolvers import reverse
from django.core.urlresolvers import reverse_lazy
from django.utils.translation import ugettext_lazy as _
import netaddr
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon.utils import memoized
from horizon import views
from openstack_dashboard import api
from openstack_dashboard.dashboards.admin.floating_ips \
import forms as fip_forms
from openstack_dashboard.dashboards.admin.floating_ips \
import tables as fip_tables
from openstack_dashboard.dashboards.project.access_and_security.\
floating_ips import tables as project_tables
[docs]def get_floatingip_pools(request):
pools = []
try:
search_opts = {'router:external': True}
pools = api.neutron.network_list(request, **search_opts)
except Exception:
exceptions.handle(request,
_("Unable to retrieve floating IP pools."))
return pools
[docs]def get_tenant_list(request):
tenants = []
try:
tenants, has_more = api.keystone.tenant_list(request)
except Exception:
msg = _('Unable to retrieve project list.')
exceptions.handle(request, msg)
return tenants
[docs]class IndexView(tables.DataTableView):
table_class = fip_tables.FloatingIPsTable
template_name = 'admin/floating_ips/index.html'
page_title = _("Floating IPs")
@memoized.memoized_method
[docs] def get_data(self):
floating_ips = []
try:
floating_ips = api.network.tenant_floating_ip_list(
self.request,
all_tenants=True)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve floating IP list.'))
if floating_ips:
instances = []
try:
instances, has_more = api.nova.server_list(self.request,
all_tenants=True)
except Exception:
exceptions.handle(
self.request,
_('Unable to retrieve instance list.'))
instances_dict = dict([(obj.id, obj.name) for obj in instances])
tenants = get_tenant_list(self.request)
tenant_dict = OrderedDict([(t.id, t) for t in tenants])
pools = get_floatingip_pools(self.request)
pool_dict = dict([(obj.id, obj.name) for obj in pools])
for ip in floating_ips:
ip.instance_name = instances_dict.get(ip.instance_id)
ip.pool_name = pool_dict.get(ip.pool, ip.pool)
tenant = tenant_dict.get(ip.tenant_id, None)
ip.tenant_name = getattr(tenant, "name", None)
return floating_ips
[docs]class DetailView(views.HorizonTemplateView):
template_name = 'admin/floating_ips/detail.html'
page_title = _("Floating IP Details")
def _get_corresponding_data(self, resource, resource_id):
function_dict = {"floating IP": api.network.tenant_floating_ip_get,
"instance": api.nova.server_get,
"network": api.neutron.network_get,
"router": api.neutron.router_get}
url = reverse('horizon:admin:floating_ips:index')
try:
res = function_dict[resource](
self.request, resource_id)
if resource in ["network", "router"]:
res.set_id_as_name_if_empty(length=0)
return res
except KeyError:
msg = _('Unknown resource type for detail API.')
exceptions.handle(self.request, msg, redirect=url)
except Exception:
msg = _('Unable to retrieve details for '
'%(resource)s "%(resource_id)s".') % {
"resource": resource,
"resource_id": resource_id}
exceptions.handle(self.request, msg, redirect=url)
[docs] def get_context_data(self, **kwargs):
context = super(DetailView, self).get_context_data(**kwargs)
floating_ip_id = self.kwargs['floating_ip_id']
floating_ip = self._get_corresponding_data("floating IP",
floating_ip_id)
network = self._get_corresponding_data("network", floating_ip.pool)
floating_ip.pool_name = network.name
if floating_ip.instance_id and floating_ip.instance_type == 'compute':
instance = self._get_corresponding_data(
"instance", floating_ip.instance_id)
floating_ip.instance_name = instance.name
floating_ip.mapped_fixed_ip = project_tables.get_instance_info(
floating_ip)
if floating_ip.router_id:
router = self._get_corresponding_data("router",
floating_ip.router_id)
floating_ip.router_name = router.name
table = fip_tables.FloatingIPsTable(self.request)
context['floating_ip'] = floating_ip
context["url"] = reverse('horizon:admin:floating_ips:index')
context["actions"] = table.render_row_actions(floating_ip)
return context
[docs]class AllocateView(forms.ModalFormView):
form_class = fip_forms.AdminFloatingIpAllocate
form_id = "allocate_floating_ip_form"
template_name = 'admin/floating_ips/allocate.html'
modal_header = _("Allocate Floating IP")
submit_label = _("Allocate Floating IP")
submit_url = reverse_lazy("horizon:admin:floating_ips:allocate")
cancel_url = reverse_lazy('horizon:admin:floating_ips:index')
success_url = reverse_lazy('horizon:admin:floating_ips:index')
page_title = _("Allocate Floating IP")
@memoized.memoized_method
[docs] def get_initial(self):
tenants = get_tenant_list(self.request)
tenant_list = [(t.id, t.name) for t in tenants]
if not tenant_list:
tenant_list = [(None, _("No project available"))]
pools = get_floatingip_pools(self.request)
pool_list = []
for pool in pools:
for subnet in pool.subnets:
if netaddr.IPNetwork(subnet.cidr).version != 4:
continue
pool_display_name = (_("%(cidr)s %(pool_name)s")
% {'cidr': subnet.cidr,
'pool_name': pool.name})
pool_list.append((pool.id, pool_display_name))
if not pool_list:
pool_list = [
(None, _("No floating IP pools with IPv4 subnet available"))]
return {'pool_list': pool_list,
'tenant_list': tenant_list}