def usage(request, tenant_id):
today = datetime.date.today()
dateform = forms.DateForm(request.GET, initial={'year': today.year,
"month": today.month})
if dateform.is_valid():
req_year = int(dateform.cleaned_data['year'])
req_month = int(dateform.cleaned_data['month'])
else:
req_year = today.year
req_month = today.month
date_start, date_end, datetime_start, datetime_end = \
GlobalSummary.get_start_and_end_date(req_year, req_month)
if date_start > GlobalSummary.current_month():
messages.error(request, _('No data for the selected period'))
date_end = date_start
datetime_end = datetime_start
usage = {}
try:
usage = api.usage_get(request, tenant_id, datetime_start, datetime_end)
except api_exceptions.ApiException, e:
LOG.exception('ApiException getting usage info for tenant "%s"'
' on date range "%s to %s"' % (tenant_id,
datetime_start,
datetime_end))
messages.error(request, _('Unable to get usage info: %s') % e.message)
running_instances = []
terminated_instances = []
if hasattr(usage, 'instances'):
now = datetime.datetime.now()
for i in usage.instances:
# this is just a way to phrase uptime in a way that is compatible
# with the 'timesince' filter. Use of local time intentional
i['uptime_at'] = now - datetime.timedelta(seconds=i['uptime'])
if i['ended_at']:
terminated_instances.append(i)
else:
running_instances.append(i)
if request.GET.get('format', 'html') == 'csv':
template = 'syspanel/tenants/usage.csv'
mimetype = "text/csv"
else:
template = 'syspanel/tenants/usage.html'
mimetype = "text/html"
context = {'dateform': dateform,
'datetime_start': datetime_start,
'datetime_end': datetime_end,
'usage': usage,
'csv_link': GlobalSummary.csv_link(date_start),
'instances': running_instances + terminated_instances,
'tenant_id': tenant_id}
return shortcuts.render(request, template, context, content_type=mimetype)
