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# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 Nebula, Inc.
#
# 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 instances.
"""
from django.urls import reverse
from django.urls import reverse_lazy
from django.utils.translation import ugettext_lazy as _
from neutronclient.common import exceptions as neutron_exc
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon.utils import memoized
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.security_groups \
import forms as project_forms
from openstack_dashboard.dashboards.project.security_groups \
import tables as project_tables
from openstack_dashboard.utils import filters
class DetailView(tables.DataTableView):
table_class = project_tables.RulesTable
template_name = 'project/security_groups/detail.html'
page_title = _("Manage Security Group Rules: "
"{{ security_group.name }} ({{ security_group.id }})")
@memoized.memoized_method
def _get_data(self):
sg_id = filters.get_int_or_uuid(self.kwargs['security_group_id'])
try:
return api.neutron.security_group_get(self.request, sg_id)
except Exception:
redirect = reverse('horizon:project:security_groups:index')
exceptions.handle(self.request,
_('Unable to retrieve security group.'),
redirect=redirect)
def get_data(self):
data = self._get_data()
if data is None:
return []
def _sort_key(rule):
return (
rule.direction or '',
rule.ethertype or '',
# IP protocol can be a string, an integer or None,
# so we need to normalize into string
# to make sorting work with py3
str(rule.ip_protocol) if rule.ip_protocol is not None else '',
rule.from_port or 0,
rule.to_port or 0,
)
return sorted(data.rules, key=_sort_key)
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["security_group"] = self._get_data()
return context
class UpdateView(forms.ModalFormView):
form_class = project_forms.UpdateGroup
form_id = "update_security_group_form"
modal_id = "update_security_group_modal"
template_name = 'project/security_groups/update.html'
submit_label = _("Edit Security Group")
submit_url = "horizon:project:security_groups:update"
success_url = reverse_lazy('horizon:project:security_groups:index')
page_title = _("Edit Security Group")
@memoized.memoized_method
def get_object(self):
sg_id = filters.get_int_or_uuid(self.kwargs['security_group_id'])
try:
return api.neutron.security_group_get(self.request, sg_id)
except Exception:
msg = _('Unable to retrieve security group.')
url = reverse('horizon:project:security_groups:index')
exceptions.handle(self.request, msg, redirect=url)
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["security_group"] = self.get_object()
args = (self.kwargs['security_group_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
return context
def get_initial(self):
security_group = self.get_object()
return {'id': self.kwargs['security_group_id'],
'name': security_group.name,
'description': security_group.description}
class AddRuleView(forms.ModalFormView):
form_class = project_forms.AddRule
form_id = "create_security_group_rule_form"
modal_id = "create_security_group_rule_modal"
template_name = 'project/security_groups/add_rule.html'
submit_label = _("Add")
submit_url = "horizon:project:security_groups:add_rule"
url = "horizon:project:security_groups:detail"
page_title = _("Add Rule")
def get_success_url(self):
sg_id = self.kwargs['security_group_id']
return reverse(self.url, args=[sg_id])
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["security_group_id"] = self.kwargs['security_group_id']
args = (self.kwargs['security_group_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
context['cancel_url'] = reverse(self.url, args=args)
return context
def get_initial(self):
return {'id': self.kwargs['security_group_id']}
def get_form_kwargs(self):
kwargs = super().get_form_kwargs()
try:
groups = api.neutron.security_group_list(self.request)
except Exception:
groups = []
exceptions.handle(self.request,
_("Unable to retrieve security groups."))
security_groups = []
for group in groups:
if group.id == filters.get_int_or_uuid(
self.kwargs['security_group_id']):
security_groups.append((group.id,
_("%s (current)") % group.name))
else:
security_groups.append((group.id, group.name))
kwargs['sg_list'] = security_groups
return kwargs
class CreateView(forms.ModalFormView):
form_class = project_forms.CreateGroup
form_id = "create_security_group_form"
modal_id = "create_security_group_modal"
template_name = 'project/security_groups/create.html'
submit_label = _("Create Security Group")
submit_url = reverse_lazy(
"horizon:project:security_groups:create")
page_title = _("Create Security Group")
def get_success_url_from_handled(self, handled):
return reverse('horizon:project:security_groups:detail',
args=[handled.id])
class IndexView(tables.DataTableView):
table_class = project_tables.SecurityGroupsTable
page_title = _("Security Groups")
def get_data(self):
try:
security_groups = api.neutron.security_group_list(self.request)
except neutron_exc.ConnectionFailed:
security_groups = []
exceptions.handle(self.request)
except Exception:
security_groups = []
exceptions.handle(self.request,
_('Unable to retrieve security groups.'))
return sorted(security_groups, key=lambda group: group.name)
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