235 lines
8.1 KiB
Python
235 lines
8.1 KiB
Python
# Copyright (C) 2018 NTT DATA
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# All Rights Reserved.
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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.
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from django.conf import settings
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from django.urls import reverse
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from django.urls import reverse_lazy
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from django.utils.translation import ugettext_lazy as _
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from horizon import tables
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from masakaridashboard.api import api
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from masakaridashboard.segments import tables as masakari_tab
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from horizon import exceptions
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from horizon import forms
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from horizon.utils import memoized
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from masakaridashboard.segments import forms as segment_forms
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from horizon import tabs
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from masakaridashboard.segments import tabs as seg_tab
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class IndexView(tables.DataTableView):
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table_class = masakari_tab.FailoverSegmentTable
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template_name = 'masakaridashboard/segments/index.html'
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page_title = _("Segments")
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_more = False
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_prev = False
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def needs_filter_first(self, table):
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return self._needs_filter_first
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def has_more_data(self, table):
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return self._more
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def has_prev_data(self, table):
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return self._prev
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def get_data(self):
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segments = []
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marker = self.request.GET.get(
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masakari_tab.FailoverSegmentTable._meta.pagination_param,
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None
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)
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if marker is not None:
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segment = api.get_segment(self.request, marker)
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marker = segment.id
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filters = self.get_filters()
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self._needs_filter_first = True
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filter_first = getattr(settings, 'FILTER_DATA_FIRST', {})
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if filter_first.get('masakaridashboard.segments', False) and len(
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filters) == 0:
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self._needs_filter_first = True
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self._more = False
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return segments
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try:
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segments, self._more, self._prev = api.get_segment_list(
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request=self.request,
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marker=marker,
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filters=filters,
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paginate=True
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)
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except Exception:
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self._prev = False
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self._more = False
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msg = _('Unable to retrieve segment list.')
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exceptions.handle(self.request, msg)
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return segments
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class CreateSegmentView(forms.ModalFormView):
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template_name = 'masakaridashboard/segments/create.html'
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modal_header = _("Create Segment")
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form_id = "create_segment"
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form_class = segment_forms.CreateSegmentForm
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submit_label = _("Create")
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submit_url = reverse_lazy(
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"horizon:masakaridashboard:segments:create_segment")
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success_url = reverse_lazy("horizon:masakaridashboard:segments:index")
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page_title = _("Create Segment")
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def get_form_kwargs(self):
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kwargs = super(CreateSegmentView, self).get_form_kwargs()
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return kwargs
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class DetailView(tabs.TabbedTableView):
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tab_group_class = seg_tab.SegmentDetailTabs
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template_name = 'horizon/common/_detail.html'
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page_title = "{{ segment.name|default:segment.id }}"
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def get_context_data(self, **kwargs):
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context = super(DetailView, self).get_context_data(**kwargs)
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segment = self.get_data()
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table = masakari_tab.FailoverSegmentTable(self.request)
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context["segment"] = segment
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context["url"] = self.get_redirect_url()
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context["actions"] = table.render_row_actions(segment)
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return context
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@memoized.memoized_method
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def get_data(self):
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try:
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segment_data = self.kwargs['segment_id']
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if len(segment_data.split(',')) > 1:
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segment_id = segment_data.split(',')[1]
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else:
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segment_id = segment_data
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segment = api.get_segment(self.request, segment_id)
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except Exception:
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msg = _('Unable to get segment "%s".') % segment_id
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redirect = reverse('horizon:masakaridashboard:segments:index')
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exceptions.handle(self.request, msg, redirect=redirect)
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return segment
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def get_redirect_url(self):
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return reverse('horizon:masakaridashboard:segments:index')
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def get_tabs(self, request, *args, **kwargs):
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segment = self.get_data()
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return self.tab_group_class(request, segment=segment, **kwargs)
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class UpdateView(forms.ModalFormView):
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template_name = 'masakaridashboard/segments/update.html'
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modal_header = _("Update Segment")
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form_id = "update_segment"
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form_class = segment_forms.UpdateForm
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submit_label = _("Update")
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submit_url = "horizon:masakaridashboard:segments:update"
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success_url = reverse_lazy("horizon:masakaridashboard:segments:index")
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page_title = _("Update Segment")
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@memoized.memoized_method
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def get_object(self):
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try:
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segment = api.get_segment(self.request, self.kwargs['segment_id'])
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return segment
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except Exception:
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msg = _('Unable to retrieve segment.')
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redirect = reverse('horizon:masakaridashboard:segments:index')
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exceptions.handle(self.request, msg, redirect=redirect)
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def get_context_data(self, **kwargs):
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context = super(UpdateView, self).get_context_data(**kwargs)
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context['submit_url'] = reverse(
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self.submit_url,
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args=[self.kwargs["segment_id"]]
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)
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return context
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def get_initial(self, **kwargs):
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segment = self.get_object()
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return {'uuid': self.kwargs['segment_id'],
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'name': segment.name,
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'recovery_method': segment.recovery_method,
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'description': segment.description}
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class AddHostView(forms.ModalFormView):
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template_name = 'masakaridashboard/segments/addhost.html'
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modal_header = _("Add Host")
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form_id = "add_host"
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form_class = segment_forms.AddHostForm
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submit_label = _("Add Host")
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submit_url = "horizon:masakaridashboard:segments:addhost"
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success_url = reverse_lazy("horizon:masakaridashboard:hosts:index")
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page_title = _("Add Host")
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@memoized.memoized_method
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def get_object(self):
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segments = api.segment_list(self.request)
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host_list = []
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for segment in segments:
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host_gen = api.get_host_list(
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self.request, segment.uuid, filters={})
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for item in host_gen:
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host_list.append(item.name)
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try:
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available_host_list = []
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service_list = api.get_compute_service_list(self.request)
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for service in service_list:
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if service.host not in host_list:
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available_host_list.append(service)
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return available_host_list
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except Exception:
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msg = _('Unable to retrieve host list.')
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redirect = reverse('horizon:masakaridashboard:segments:index')
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exceptions.handle(self.request, msg, redirect=redirect)
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def get_context_data(self, **kwargs):
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context = super(AddHostView, self).get_context_data(**kwargs)
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context['submit_url'] = reverse(
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self.submit_url,
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args=[self.kwargs["segment_id"]]
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)
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return context
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def get_initial(self):
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available_host_list = self.get_object()
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segment_name = api.get_segment(
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self.request, self.kwargs['segment_id']).name
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initial = {'segment_id': self.kwargs['segment_id'],
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'segment_name': segment_name,
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'available_host_list': available_host_list,
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'reserved': self.kwargs.get('reserved'),
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'type': self.kwargs.get('service_type'),
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'control_attributes': self.kwargs.get('control_attributes'),
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'on_maintenance': self.kwargs.get('on_maintenance')
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}
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return initial
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