203 lines
7.4 KiB
Python
203 lines
7.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.import logging
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import json
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from django.contrib import messages
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from django.core.urlresolvers import reverse_lazy, reverse # noqa
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from django.utils.translation import ugettext as _ # noqa
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from django.views.generic import TemplateView # noqa
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from horizon import exceptions
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from horizon import forms
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from horizon import tables
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import monascaclient.exc as exc
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from monitoring.alarmdefs import constants
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from monitoring.alarmdefs import forms as alarm_forms
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from monitoring.alarmdefs import tables as alarm_tables
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from monitoring import api
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from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
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LIMIT = 10
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class IndexView(tables.DataTableView):
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table_class = alarm_tables.AlarmsTable
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template_name = constants.TEMPLATE_PREFIX + 'alarm.html'
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def get_data(self):
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page_offset=self.request.GET.get('page_offset')
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results = []
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if page_offset==None:
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page_offset=0
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try:
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results = api.monitor.alarmdef_list(self.request, page_offset, LIMIT)
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paginator = Paginator(results, LIMIT)
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results = paginator.page(1)
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except EmptyPage:
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contacts = paginator.page(paginator.num_pages)
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except Exception:
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messages.error(self.request, _("Could not retrieve alarm definitions"))
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return results
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def get_context_data(self, **kwargs):
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context = super(IndexView, self).get_context_data(**kwargs)
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contacts = []
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page_offset = self.request.GET.get('page_offset')
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if page_offset == None:
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page_offset = 0
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try:
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results = api.monitor.alarmdef_list(self.request, page_offset, LIMIT)
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paginator = Paginator(results, LIMIT)
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contacts = paginator.page(1)
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except EmptyPage:
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contacts = paginator.page(paginator.num_pages)
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except Exception:
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messages.error(self.request, _("Could not retrieve alarm definitions"))
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return context
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context["contacts"] = contacts
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if len(context["contacts"]) < LIMIT:
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context["page_offset"] = None
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else:
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context["page_offset"] = contacts.object_list[-1]["id"]
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return context
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class AlarmCreateView(forms.ModalFormView):
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form_class = alarm_forms.CreateAlarmForm
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template_name = constants.TEMPLATE_PREFIX + 'create.html'
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def get_context_data(self, **kwargs):
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context = super(AlarmCreateView, self).get_context_data(**kwargs)
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context["cancel_url"] = self.get_success_url()
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context["action_url"] = reverse(constants.URL_PREFIX + 'alarm_create',
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args=())
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metrics = api.monitor.metrics_list(self.request)
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context["metrics"] = json.dumps(metrics)
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return context
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def get_success_url(self):
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return reverse_lazy(constants.URL_PREFIX + 'index',
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args=())
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def transform_alarm_data(obj):
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obj['apply_to'] = '1' if obj['match_by'] else '2'
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return obj
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class AlarmDetailView(TemplateView):
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template_name = constants.TEMPLATE_PREFIX + 'detail.html'
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def get_object(self):
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id = self.kwargs['id']
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try:
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if hasattr(self, "_object"):
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return self._object
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self._object = None
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self._object = api.monitor.alarmdef_get(self.request, id)
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notifications = []
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# Fetch the notification object for each alarm_actions
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for id in self._object["alarm_actions"]:
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try:
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notification = api.monitor.notification_get(
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self.request,
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id)
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notifications.append(notification)
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# except exceptions.NOT_FOUND:
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except exc.HTTPException:
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msg = _("Notification %s has already been deleted.") % id
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notifications.append({"id": id,
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"name": unicode(msg),
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"type": "",
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"address": ""})
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self._object["notifications"] = notifications
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return self._object
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except Exception:
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redirect = self.get_success_url()
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exceptions.handle(self.request,
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_('Unable to retrieve alarm details.'),
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redirect=redirect)
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return None
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def get_initial(self):
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self.alarm = self.get_object()
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return transform_alarm_data(self.alarm)
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def get_context_data(self, **kwargs):
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context = super(AlarmDetailView, self).get_context_data(**kwargs)
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self.get_initial()
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context["alarm"] = self.alarm
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context["cancel_url"] = self.get_success_url()
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return context
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def get_success_url(self):
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return reverse_lazy(constants.URL_PREFIX + 'index')
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class AlarmEditView(forms.ModalFormView):
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form_class = alarm_forms.EditAlarmForm
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template_name = constants.TEMPLATE_PREFIX + 'edit.html'
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def get_object(self):
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id = self.kwargs['id']
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try:
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if hasattr(self, "_object"):
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return self._object
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self._object = None
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self._object = api.monitor.alarmdef_get(self.request, id)
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notifications = []
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# Fetch the notification object for each alarm_actions
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for id in self._object["alarm_actions"]:
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try:
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notification = api.monitor.notification_get(
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self.request,
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id)
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notifications.append(notification)
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# except exceptions.NOT_FOUND:
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except exc.HTTPException:
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msg = _("Notification %s has already been deleted.") % id
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messages.warning(self.request, msg)
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self._object["notifications"] = notifications
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return self._object
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except Exception:
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redirect = self.get_success_url()
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exceptions.handle(self.request,
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_('Unable to retrieve alarm details.'),
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redirect=redirect)
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return None
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def get_initial(self):
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self.alarm = self.get_object()
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return transform_alarm_data(self.alarm)
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def get_context_data(self, **kwargs):
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context = super(AlarmEditView, self).get_context_data(**kwargs)
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id = self.kwargs['id']
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context["cancel_url"] = self.get_success_url()
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context["action_url"] = reverse(constants.URL_PREFIX + 'alarm_edit',
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args=(id,))
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return context
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def get_success_url(self):
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return reverse_lazy(constants.URL_PREFIX + 'index',
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args=())
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