def Layout(self, request, response):
"""Filter the last week of flows."""
try:
# TODO(user): Replace with Duration().
now = int(rdfvalue.RDFDatetime().Now())
week_duration = 7 * 24 * 60 * 60 * 1000000
fd = aff4.FACTORY.Open("aff4:/audit/log", aff4_type="VersionedCollection",
token=request.token)
self.client_activity = {}
for week in range(self.WEEKS):
start = now - week * week_duration
for event in fd.GenerateItems(timestamp=(start, start + week_duration)):
self.weekly_activity = self.client_activity.setdefault(
event.client, [[x, 0] for x in range(-self.WEEKS, 0, 1)])
self.weekly_activity[-week][1] += 1
self.data = []
for client, data in self.client_activity.items():
if client:
self.data.append(dict(label=str(client), data=data))
self.data = renderers.JsonDumpForScriptContext(self.data)
except IOError:
pass
return super(ClientActivity, self).Layout(request, response)
def _HistogramToJSON(self, histogram):
hist_data = [(b.range_max_value, b.num) for b in histogram.bins]
return renderers.JsonDumpForScriptContext(hist_data)