def post(self, request, pk):
cluster = get_object_or_404(Cluster, pk=pk)
if '_confirm' in request.POST:
form = self.form(request.POST)
if form.is_valid():
device_pks = form.cleaned_data['pk']
with transaction.atomic():
# Remove the selected Devices from the Cluster
for device in Device.objects.filter(pk__in=device_pks):
device.cluster = None
device.save()
messages.success(
request, "Removed {} devices from cluster {}".format(
len(device_pks), cluster))
return redirect(cluster.get_absolute_url())
else:
form = self.form(initial={'pk': request.POST.getlist('pk')})
selected_objects = Device.objects.filter(pk__in=form.initial['pk'])
device_table = DeviceTable(list(selected_objects), orderable=False)
return render(
request, self.template_name, {
'form': form,
'parent_obj': cluster,
'table': device_table,
'obj_type_plural': 'devices',
'return_url': cluster.get_absolute_url(),
})
def get_extra_context(self, request, instance):
devices = Device.objects.restrict(request.user, 'view').filter(
cluster=instance).prefetch_related('site', 'rack', 'tenant',
'device_type__manufacturer')
device_table = DeviceTable(list(devices), orderable=False)
if request.user.has_perm('virtualization.change_cluster'):
device_table.columns.show('pk')
return {
'device_table': device_table,
}
def get(self, request, pk):
cluster = get_object_or_404(Cluster, pk=pk)
devices = Device.objects.filter(cluster=cluster).select_related(
'site', 'rack', 'tenant', 'device_type__manufacturer')
device_table = DeviceTable(list(devices), orderable=False)
if request.user.has_perm('virtualization:change_cluster'):
device_table.columns.show('pk')
return render(request, 'virtualization/cluster.html', {
'cluster': cluster,
'device_table': device_table,
})
def get(self, request, pk):
self.queryset = self.queryset.prefetch_related(
Prefetch('virtual_machines',
queryset=VirtualMachine.objects.restrict(request.user)))
cluster = get_object_or_404(self.queryset, pk=pk)
devices = Device.objects.restrict(request.user, 'view').filter(
cluster=cluster).prefetch_related('site', 'rack', 'tenant',
'device_type__manufacturer')
device_table = DeviceTable(list(devices), orderable=False)
if request.user.has_perm('virtualization.change_cluster'):
device_table.columns.show('pk')
return render(request, 'virtualization/cluster.html', {
'cluster': cluster,
'device_table': device_table,
})