# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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 json
import logging
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon import tabs
from horizon.utils import memoized
from django.core.urlresolvers import reverse
from django.core.urlresolvers import reverse_lazy
from django.http import HttpResponse # noqa
from django.utils.translation import ugettext_lazy as _
from django.views import generic
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.stacks \
import api as project_api
from openstack_dashboard.dashboards.project.stacks \
import forms as project_forms
from openstack_dashboard.dashboards.project.stacks \
import tables as project_tables
from openstack_dashboard.dashboards.project.stacks \
import tabs as project_tabs
LOG = logging.getLogger(__name__)
[docs]class IndexView(tables.DataTableView):
table_class = project_tables.StacksTable
template_name = 'project/stacks/index.html'
def __init__(self, *args, **kwargs):
super(IndexView, self).__init__(*args, **kwargs)
self._more = None
[docs] def has_more_data(self, table):
return self._more
[docs] def get_data(self):
stacks = []
marker = self.request.GET.get(
project_tables.StacksTable._meta.pagination_param)
try:
stacks, self._more = api.heat.stacks_list(self.request,
marker=marker,
paginate=True)
except Exception:
self._more = False
msg = _('Unable to retrieve stack list.')
exceptions.handle(self.request, msg)
return stacks
[docs]class SelectTemplateView(forms.ModalFormView):
form_class = project_forms.TemplateForm
template_name = 'project/stacks/select_template.html'
success_url = reverse_lazy('horizon:project:stacks:launch')
[docs]class ChangeTemplateView(forms.ModalFormView):
form_class = project_forms.ChangeTemplateForm
template_name = 'project/stacks/change_template.html'
success_url = reverse_lazy('horizon:project:stacks:edit_stack')
[docs] def get_context_data(self, **kwargs):
context = super(ChangeTemplateView, self).get_context_data(**kwargs)
context['stack'] = self.get_object()
return context
@memoized.memoized_method
[docs] def get_object(self):
stack_id = self.kwargs['stack_id']
try:
self._stack = api.heat.stack_get(self.request, stack_id)
except Exception:
msg = _("Unable to retrieve stack.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(self.request, msg, redirect=redirect)
return self._stack
[docs] def get_initial(self):
stack = self.get_object()
return {'stack_id': stack.id,
'stack_name': stack.stack_name
}
[docs]class CreateStackView(forms.ModalFormView):
form_class = project_forms.CreateStackForm
template_name = 'project/stacks/create.html'
success_url = reverse_lazy('horizon:project:stacks:index')
[docs] def get_initial(self):
initial = {}
self.load_kwargs(initial)
if 'parameters' in self.kwargs:
initial['parameters'] = json.dumps(self.kwargs['parameters'])
return initial
[docs] def load_kwargs(self, initial):
# load the "passed through" data from template form
for prefix in ('template', 'environment'):
for suffix in ('_data', '_url'):
key = prefix + suffix
if key in self.kwargs:
initial[key] = self.kwargs[key]
[docs]class EditStackView(CreateStackView):
form_class = project_forms.EditStackForm
template_name = 'project/stacks/update.html'
success_url = reverse_lazy('horizon:project:stacks:index')
[docs] def get_initial(self):
initial = super(EditStackView, self).get_initial()
initial['stack'] = self.get_object()['stack']
if initial['stack']:
initial['stack_id'] = initial['stack'].id
initial['stack_name'] = initial['stack'].stack_name
return initial
[docs] def get_context_data(self, **kwargs):
context = super(EditStackView, self).get_context_data(**kwargs)
context['stack'] = self.get_object()['stack']
return context
@memoized.memoized_method
[docs] def get_object(self):
stack_id = self.kwargs['stack_id']
try:
stack = {}
stack['stack'] = api.heat.stack_get(self.request, stack_id)
stack['template'] = api.heat.template_get(self.request, stack_id)
self._stack = stack
except Exception:
msg = _("Unable to retrieve stack.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(self.request, msg, redirect=redirect)
return self._stack
[docs]class DetailView(tabs.TabView):
tab_group_class = project_tabs.StackDetailTabs
template_name = 'project/stacks/detail.html'
[docs] def get_context_data(self, **kwargs):
context = super(DetailView, self).get_context_data(**kwargs)
context["stack"] = self.get_data(self.request, **kwargs)
return context
@memoized.memoized_method
[docs] def get_data(self, request, **kwargs):
stack_id = kwargs['stack_id']
try:
stack = api.heat.stack_get(request, stack_id)
request.session['stack_id'] = stack.id
request.session['stack_name'] = stack.stack_name
return stack
except Exception:
msg = _("Unable to retrieve stack.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(request, msg, redirect=redirect)
[docs] def get_tabs(self, request, **kwargs):
stack = self.get_data(request, **kwargs)
return self.tab_group_class(request, stack=stack, **kwargs)
[docs]class ResourceView(tabs.TabView):
tab_group_class = project_tabs.ResourceDetailTabs
template_name = 'project/stacks/resource.html'
[docs] def get_context_data(self, **kwargs):
context = super(ResourceView, self).get_context_data(**kwargs)
context["resource"] = self.get_data(self.request, **kwargs)
context["metadata"] = self.get_metadata(self.request, **kwargs)
return context
@memoized.memoized_method
[docs] def get_data(self, request, **kwargs):
try:
resource = api.heat.resource_get(
request,
kwargs['stack_id'],
kwargs['resource_name'])
return resource
except Exception:
msg = _("Unable to retrieve resource.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(request, msg, redirect=redirect)
@memoized.memoized_method
[docs] def get_tabs(self, request, **kwargs):
resource = self.get_data(request, **kwargs)
metadata = self.get_metadata(request, **kwargs)
return self.tab_group_class(
request, resource=resource, metadata=metadata, **kwargs)
[docs]class JSONView(generic.View):
[docs] def get(self, request, stack_id=''):
return HttpResponse(project_api.d3_data(request, stack_id=stack_id),
content_type="application/json")