from django.core.urlresolvers import reverse from django.shortcuts import redirect, render from django.utils.safestring import mark_safe from django.utils.translation import ungettext, ugettext_lazy as _ def run_monitor(modeladmin, request, queryset): """ Resource and ResourceData run monitors """ referer = request.META.get('HTTP_REFERER') async = modeladmin.model.monitor.__defaults__[0] logs = set() for resource in queryset: rlogs = resource.monitor() if not async: logs = logs.union(set([str(log.pk) for log in rlogs])) modeladmin.log_change(request, resource, _("Run monitors")) if async: num = len(queryset) # TODO listfilter by uuid: task.request.id + ?task_id__in=ids link = reverse('admin:djcelery_taskstate_changelist') msg = ungettext( _("One selected resource has been scheduled for monitoring.") % link, _("%s selected resource have been scheduled for monitoring.") % (num, link), num) else: num = len(logs) if num == 1: log_pk = int(logs.pop()) link = reverse('admin:orchestration_backendlog_change', args=(log_pk,)) msg = _("One related monitor has been executed.") % link elif num >= 1: link = reverse('admin:orchestration_backendlog_changelist') link += '?id__in=%s' % ','.join(logs) msg = _("%s related monitors have been executed.") % (num, link) else: msg = _("No related monitors have been executed.") modeladmin.message_user(request, mark_safe(msg)) if referer: return redirect(referer) run_monitor.url_name = 'monitor' def history(modeladmin, request, queryset): resources = {} for data in queryset: resource = data.resource total = 0 totals = {} for dataset in data.get_monitor_datasets(): for date, dataset in resource.aggregation_instance.historic_filter(dataset): usage = resource.aggregation_instance.compute_usage(dataset) if usage is not None: try: totals[date] += usage except KeyError: totals[date] = usage scale = resource.get_scale() for date, total in totals.items(): totals[date] = float(total)/scale totals = list(sorted(totals.items())) resources[data] = totals context = { 'resources': resources, } return render(request, 'admin/resources/resourcedata/report.html', context) history.url_name = 'history'