qinling-dashboard/qinling_dashboard/content/functions/views.py

310 lines
11 KiB
Python

# 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 io
from django import shortcuts
from django.http import HttpResponse
from django.urls import reverse
from django.urls import reverse_lazy
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import messages
from horizon import tables
from horizon import tabs
from horizon.utils import memoized
from qinling_dashboard import api
from qinling_dashboard import exceptions as q_exc
from qinling_dashboard.content.executions import views as ex_views
from qinling_dashboard.content.functions import forms as project_forms
from qinling_dashboard.content.functions import tables as project_tables
from qinling_dashboard.content.functions import tabs as project_tabs
class CreateFunctionExecutionView(ex_views.CreateExecutionView):
modal_header = submit_label = page_title = _("Create Execution")
submit_url = "horizon:project:functions:create_execution"
success_url = "horizon:project:functions:detail"
def get_context_data(self, **kwargs):
context = super(CreateFunctionExecutionView, self).\
get_context_data(**kwargs)
submit_url = reverse(self.submit_url,
args=(self.kwargs['function_id'],))
context['submit_url'] = submit_url
return context
def get_success_url(self):
function_id = self.kwargs['function_id']
result = reverse(self.success_url, args=(function_id,))
result += "?tab=function_details__executions_of_this_function"
return result
class CreateFunctionView(forms.ModalFormView):
form_class = project_forms.CreateFunctionForm
modal_header = submit_label = page_title = _("Create Function")
template_name = "project/functions/create_function.html"
submit_url = reverse_lazy("horizon:project:functions:create")
success_url = reverse_lazy("horizon:project:functions:index")
class UpdateFunctionView(forms.ModalFormView):
form_class = project_forms.UpdateFunctionForm
modal_header = submit_label = page_title = _("Update Function")
template_name = "project/functions/update_function.html"
submit_url = "horizon:project:functions:update"
success_url = reverse_lazy("horizon:project:functions:index")
@memoized.memoized_method
def get_object(self, *args, **kwargs):
function_id = self.kwargs['function_id']
try:
return api.qinling.function_get(self.request, function_id)
except Exception:
redirect = reverse("horizon:project:functions:index")
msg = _('Unable to retrieve function details.')
exceptions.handle(self.request, msg, redirect=redirect)
def get_context_data(self, **kwargs):
context = super(UpdateFunctionView, self).\
get_context_data(**kwargs)
function_id = self.kwargs['function_id']
context['function_id'] = function_id
context['submit_url'] = reverse(self.submit_url, args=(function_id,))
return context
def get_initial(self):
initial = super(UpdateFunctionView, self).get_initial()
func = self.get_object()
code = getattr(func, 'code', {})
code_swift = code.get('swift', {})
source = code.get('source', '')
initial.update({
'function_id': func.id,
'name': getattr(func, 'name', ''),
'description': getattr(func, 'description', ''),
'cpu': getattr(func, 'cpu', ''),
'memory_size': getattr(func, 'memory_size', ''),
'runtime_id': getattr(func, 'runtime_id', ''),
'entry': getattr(func, 'entry', ''),
'code_type': code.get('source', ''),
'swift_container': code_swift.get('container', ''),
'swift_object': code_swift.get('object', ''),
'image': code.get('image', ''),
'source': source,
})
return initial
class CreateFunctionVersionView(forms.ModalFormView):
form_class = project_forms.CreateFunctionVersionForm
modal_header = submit_label = page_title = _("Create Version")
template_name = "project/functions/create_version.html"
submit_url = "horizon:project:functions:create_version"
success_url = "horizon:project:functions:detail"
def get_success_url(self):
function_id = self.kwargs['function_id']
result = reverse(self.success_url, args=(function_id,))
result += "?tab=function_details__versions_of_this_function"
return result
def get_context_data(self, **kwargs):
context = super(CreateFunctionVersionView, self).\
get_context_data(**kwargs)
function_id = self.kwargs['function_id']
context['function_id'] = function_id
context['submit_url'] = reverse(self.submit_url, args=(function_id,))
return context
def get_initial(self):
initial = super(CreateFunctionVersionView, self).get_initial()
initial.update({
'function_id': self.kwargs["function_id"],
})
return initial
class IndexView(tables.DataTableView):
table_class = project_tables.FunctionsTable
page_title = _("Functions")
def get_data(self):
try:
functions = api.qinling.functions_list(self.request)
except Exception:
functions = []
msg = _('Unable to retrieve functions list.')
exceptions.handle(self.request, msg)
return functions
class DetailView(tabs.TabbedTableView):
tab_group_class = project_tabs.FunctionDetailTabs
template_name = 'project/functions/detail.html'
page_title = _("Function Details: {{ resource_name }}")
failure_url = reverse_lazy('horizon:project:functions:index')
@memoized.memoized_method
def _get_data(self):
function_id = self.kwargs['function_id']
try:
function = api.qinling.function_get(self.request, function_id)
except Exception:
exceptions.handle(
self.request,
_('Unable to retrieve '
'details for Function "%s".') % function_id,
redirect=self.failure_url
)
return function
def get_context_data(self, **kwargs):
context = super(DetailView, self).get_context_data(**kwargs)
func = self._get_data()
table = project_tables.FunctionsTable(self.request)
resource_name = func.name if func.name else func.id
context["function"] = func
context["url"] = self.get_redirect_url()
context["actions"] = table.render_row_actions(func)
context["table_id"] = "runtime"
context["resource_name"] = resource_name
context["object_id"] = func.id
return context
def _get_executions(self):
function_id = self.kwargs['function_id']
try:
executions = api.qinling.executions_list(self.request, function_id)
except Exception:
executions = []
messages.error(self.request, _(
'Unable to get executions of '
'this function "%s".') % function_id)
return executions
def _get_versions(self):
function_id = self.kwargs['function_id']
try:
versions = api.qinling.versions_list(self.request, function_id)
except Exception:
versions = []
messages.error(self.request, _(
'Unable to get versions of this function "%s".') % function_id)
return versions
def get_tabs(self, request, *args, **kwargs):
func = self._get_data()
executions = self._get_executions()
versions = self._get_versions()
return self.tab_group_class(request,
function=func,
executions=executions,
versions=versions,
**kwargs)
@staticmethod
def get_redirect_url():
return reverse('horizon:project:functions:index')
class VersionDetailView(tabs.TabView):
tab_group_class = project_tabs.FunctionVersionDetailTabs
template_name = 'project/functions/detail_version.html'
page_title = _("Function Version Details: "
"{{ version.function_id }} "
"(Version Number={{ version_number }})")
failure_url = reverse_lazy('horizon:project:functions:index')
def get_redirect_url(self, version_number=None):
function_id = self.kwargs['function_id']
if not version_number:
return reverse('horizon:project:functions:detail',
args=(function_id,))
return reverse('horizon:project:functions:version_detail',
args=(function_id, version_number))
@memoized.memoized_method
def get_data(self):
function_id = self.kwargs['function_id']
version_number = int(self.kwargs['version_number'])
try:
version = api.qinling.version_get(self.request,
function_id,
version_number)
except Exception:
exceptions.handle(
self.request,
_('Unable to retrieve details for '
'function version "%s".') % (function_id, version_number),
redirect=self.failure_url
)
return version
def get_context_data(self, **kwargs):
context = super(VersionDetailView, self).get_context_data(**kwargs)
version = self.get_data()
table = project_tables.FunctionVersionsTable(self.request)
context["version"] = version
context["url"] = self.get_redirect_url()
context["actions"] = table.render_row_actions(version)
context["table_id"] = "function_version"
context["object_id"] = version.version_number
return context
def get_tabs(self, request, *args, **kwargs):
version = self.get_data()
return self.tab_group_class(request,
version=version,
**kwargs)
def download_function(request, function_id):
try:
data = api.qinling.function_download(request, function_id)
output = io.BytesIO()
for chunk in data:
output.write(chunk)
ctx = output.getvalue()
response = HttpResponse(ctx, content_type='application/octet-stream')
response['Content-Length'] = str(len(response.content))
response['Content-Disposition'] = \
'attachment; filename=qinling-function-' + function_id + '.zip'
return response
except q_exc.NOT_FOUND as ne:
messages.error(request,
_('Error because file not found function: %s') % ne)
except Exception as e:
messages.error(request, _('Error downloading function: %s') % e)
return shortcuts.redirect(request.build_absolute_uri())