lbry-sdk/lbrynet/analytics/manager.py
2016-10-20 11:29:58 -07:00

67 lines
2.5 KiB
Python

from lbrynet.core import looping_call_manager
from twisted.internet import defer
from twisted.internet import task
import constants
class Manager(object):
def __init__(self, analytics_api, events_generator, track):
self.analytics_api = analytics_api
self.events_generator = events_generator
self.track = track
self.looping_call_manager = self.setup_looping_calls()
def setup_looping_calls(self):
call_manager = looping_call_manager.LoopingCallManager()
looping_calls = [
('send_heartbeat', self._send_heartbeat),
('update_tracked_metrics', self._update_tracked_metrics),
]
for name, fn in looping_calls:
call_manager.register_looping_call(name, task.LoopingCall(fn))
return call_manager
def start(self):
self.looping_call_manager.start('send_heartbeat', 60)
self.looping_call_manager.start('update_tracked_metrics', 300)
def shutdown(self):
self.looping_call_manager.shutdown()
def send_download_started(self, name, stream_info=None):
event = self.events_generator.download_started(name, stream_info)
self.analytics_api.track(event)
def register_repeating_metric(self, event_name, value_generator, frequency=300):
lcall = task.LoopingCall(self._send_repeating_metric, event_name, value_generator)
self.looping_call_manager.register_looping_call(event_name, lcall)
lcall.start(frequency)
def _send_heartbeat(self):
heartbeat = self.events_generator.heartbeat()
self.analytics_api.track(heartbeat)
def _update_tracked_metrics(self):
should_send, value = self.track.summarize_and_reset(constants.BLOB_BYTES_UPLOADED)
if should_send:
event = self.events_generator.metric_observed(constants.BLOB_BYTES_UPLOADED, value)
self.analytics_api.track(event)
def _send_repeating_metric(self, event_name, value_generator):
result = value_generator()
if_deferred(result, self._send_repeating_metric_value, event_name)
def _send_repeating_metric_value(self, result, event_name):
should_send, value = result
if should_send:
event = self.events_generator.metric_observed(event_name, value)
self.analytics_api.track(event)
def if_deferred(maybe_deferred, callback, *args, **kwargs):
if isinstance(maybe_deferred, defer.Deferred):
maybe_deferred.addCallback(callback, *args, **kwargs)
else:
callback(maybe_deferred, *args, **kwargs)