def initialise(self, description, clock):
self.reputationSystem = ReputationSystem(description, clock)
# self.reputationSystem.addSink(CSVSink())
# self.reputationSystem.addSink(VirtuosoSink(self.messageBusQueue))
# self.reputationSystem.addSink(TerminalSink())
self.reputationSystem.addSink(BlackHoleSink())
self.reputationSystem.addQoIMetric(Frequency())
self.reputationSystem.addQoIMetric(Completeness())
self.reputationSystem.addQoIMetric(Age())
self.reputationSystem.addQoIMetric(Latency())
self.reputationSystem.addQoIMetric(Correctness())
self.initialised = True
L.d2("CpQoiSystem initialised")
class CpQoiSystem(object):
def __init__(self):
self.initialised = False
self.reputationSystem = None
self.messageBusQueue = None
L.d2("CpQoiSystem started")
def getObservationIds(self, data):
return [data[field].observationID for field in data.fields]
def addData(self, description, data, clock):
if not self.initialised:
self.initialise(description, clock)
self.reputationSystem.setClock(clock)
self.reputationSystem.setDescription(description)
# send data to reputationsystem
qoiInformation = self.reputationSystem.update(data)
# persist calculated qoi
# get list of observationIds for virtuoso sink
self.reputationSystem.persist(self.getObservationIds(data))
return qoiInformation
# initialise reputationsystem with values from sensor description, add qoi metrics and sinks
def initialise(self, description, clock):
self.reputationSystem = ReputationSystem(description, clock)
# self.reputationSystem.addSink(CSVSink())
# self.reputationSystem.addSink(VirtuosoSink(self.messageBusQueue))
# self.reputationSystem.addSink(TerminalSink())
self.reputationSystem.addSink(BlackHoleSink())
self.reputationSystem.addQoIMetric(Frequency())
self.reputationSystem.addQoIMetric(Completeness())
self.reputationSystem.addQoIMetric(Age())
self.reputationSystem.addQoIMetric(Latency())
self.reputationSystem.addQoIMetric(Correctness())
self.initialised = True
L.d2("CpQoiSystem initialised")
def setMessageBusQueue(self, messageBusQueue):
self.messageBusQueue = messageBusQueue
def getLastQoI(self, types=None, avg=None, minimum=None, maximum=None):
qoiData = JSONObject()
for metric in self.reputationSystem.metrics:
q = JSONObject()
currentValues = JSONObject()
currentValues.absoluteValue = metric.absoluteValue
currentValues.ratedValue = metric.ratedValue
q.unit = metric.unit
qoiData[metric.name] = q
q.CURRENT = currentValues
if types:
self.reputationSystem.avgQoIManager.getValues(q, metric.name, types, avg, minimum, maximum)
return qoiData
