def update(self):
from virtualisation.resourcemanagement.resourcemanagement import ResourceManagement
# print "time", self.clock.now()
latStart = datetime.now()
L.d("processing:", self.getSensorDescription().sensorID)
# L.d(self.clock.now())
if self.replaymode:
self.stats.startMeasurement("Update_replay")
# self.clock.pause()
if self.historyreader:
L.d2("abstractwrapper get data")
self.stats.startMeasurement("Update_replay.Historyreader")
data_raw = self.historyreader.tick(self.clock)
self.stats.stopMeasurement("Update_replay.Historyreader")
L.d2("abstractwrapper received data:", str(data_raw))
if data_raw:
data_list = [data_raw] if not self.historyreader.multiple_observations else data_raw
for data in data_list:
try:
L.d2("abstractwrapper parse data")
# print "data to parse", data
self.stats.startMeasurement("Update_replay.Historyparser")
parsed = self.historyparser.parse(data, self.clock)
self.stats.stopMeasurement("Update_replay.Historyparser")
L.d2("abstractwrapper parsed data:", str(parsed))
del data
if parsed:
self.stats.startMeasurement("Update_replay.Preparation")
ObservationIDGenerator.addObservationIDToFields(parsed)
parsed.producedInReplayMode = True
parsed.recovered = False
parsed.latency = (datetime.now() - latStart).total_seconds()
self.stats.stopMeasurement("Update_replay.Preparation")
# QoI Start
quality = None
if self.qoiSystem:
L.d2("abstractwrapper get quality")
self.stats.startMeasurement("Update_replay.Quality")
quality = self.qoiSystem.addData(self.getSensorDescription(), parsed, self.clock)
self.stats.stopMeasurement("Update_replay.Quality")
L.d2("abstractwrapper quality:", quality)
if self.faultRecoveryActive:
L.d2("abstractwrapper update fault recovery")
self.stats.startMeasurement("Update_replay.FaultRecoveryUpdate")
self.updateFaultRecoveries(parsed, quality)
self.stats.stopMeasurement("Update_replay.FaultRecoveryUpdate")
L.d2("abstractwrapper fault recovery updated")
self.stats.startMeasurement("Update_replay.Receiver")
for r in self.receiver:
L.d2("abstractwrapper start receiver", r)
r.receive(parsed, self.getSensorDescription(), self.clock, quality)
L.d2("abstractwrapper receiver", r, "finished")
self.stats.stopMeasurement("Update_replay.Receiver")
except Exception as e:
L.e("Error while updating sensor", self.getSensorDescription().fullSensorID, e)
finally:
if ResourceManagement.args.gentle:
self.clock.sleep()
else:
L.d("there is no data, ask fault recovery1")
# L.i(self.getSensorDescription().sensorID)
# L.i(self.clock.now())
try:
self.stats.startMeasurement("Update_replay.Recovery")
data = JSONObject()
data.latency = 0
data.producedInReplayMode = True
data.recovered = True
data.fields = []
for n in self.getSensorDescription().fields:
if n in self.faultRecoveries and self.faultRecoveries[n].isReady():
data.fields.append(n)
data[n] = JSONObject()
# at this point the dataType is in FAULT_RECOVERY_SUPPORTED_DATATYPES and we can safely use cast
data[n].value = self.faultRecoveryCast(
self.faultRecoveries[n].getEstimation(),
self.getSensorDescription().field[n].dataType,
)
data[n].propertyName = self.getSensorDescription().field[n].propertyName
data[n].propertyURI = self.getSensorDescription().field[n].propertyURI
if "unit" in self.getSensorDescription().field[n]:
data[n].unit = self.getSensorDescription().field[n].unit
data[n].sensorID = self.getSensorDescription().fullSensorID
data[n].observationSamplingTime = self.clock.timeAsString()
data[n].observationResultTime = data[n].observationSamplingTime
self.stats.stopMeasurement("Update_replay.Recovery")
self.stats.startMeasurement("Update_replay.ObservationIDGenerator")
ObservationIDGenerator.addObservationIDToFields(data)
self.stats.stopMeasurement("Update_replay.ObservationIDGenerator")
quality = None
if self.qoiSystem:
self.stats.startMeasurement("Update_replay.Quality")
quality = self.qoiSystem.addData(self.getSensorDescription(), data, self.clock)
self.stats.stopMeasurement("Update_replay.Quality")
self.stats.startMeasurement("Update_replay.Receiver")
for r in self.receiver:
r.receive(data, self.getSensorDescription(), self.clock, quality)
self.stats.stopMeasurement("Update_replay.Receiver")
except Exception as e:
L.e("Error while updating sensor", self.getSensorDescription().fullSensorID, e)
finally:
pass
# if ResourceManagement.args.gentle:
# self.clock.sleep()
else:
pass # no history reader - nothing to do
self.stats.stopMeasurement("Update_replay")
else: # no replay mode
self.stats.startMeasurement("Update_live")
if self.connection:
try:
self.stats.startMeasurement("Update_live.Connection")
data_raw = self.connection.next()
self.stats.stopMeasurement("Update_live.Connection")
if data_raw:
data_list = [data_raw] if not self.connection.multiple_observations else data_raw
for data in data_list:
self.stats.startMeasurement("Update_live.Parser")
parsed = self.parser.parse(data, self.clock)
self.stats.stopMeasurement("Update_live.Parser")
if parsed:
self.stats.startMeasurement("Update_live.Preparation")
ObservationIDGenerator.addObservationIDToFields(parsed)
parsed.producedInReplayMode = False
parsed.recovered = False
parsed.latency = (datetime.now() - latStart).total_seconds()
self.stats.stopMeasurement("Update_live.Preparation")
# QoI Start
quality = None
if self.qoiSystem:
# TODO update the timestamp
self.stats.startMeasurement("Update_live.Quality")
quality = self.qoiSystem.addData(self.getSensorDescription(), parsed, self.clock)
self.stats.stopMeasurement("Update_live.Quality")
if self.faultRecoveryActive:
L.d2("abstractwrapper update fault recovery")
self.stats.startMeasurement("Update_live.FaultRecoveryUpdate")
self.updateFaultRecoveries(parsed, quality)
self.stats.stopMeasurement("Update_live.FaultRecoveryUpdate")
L.d2("abstractwrapper fault recovery updated")
self.stats.startMeasurement("Update_live.Receiver")
for r in self.receiver:
r.receive(parsed, self.getSensorDescription(), self.clock, quality)
self.stats.stopMeasurement("Update_live.Receiver")
else:
# fault recovery
L.i("there is no data, ask fault recovery2")
try:
self.stats.startMeasurement("Update_live.Recovery")
data = JSONObject()
data.latency = 0
data.recovered = True
data.fields = []
for n in self.getSensorDescription().fields:
if n in self.faultRecoveries and self.faultRecoveries[n].isReady():
data.fields.append(n)
data[n] = JSONObject()
data[n].value = self.faultRecoveryCast(
self.faultRecoveries[n].getEstimation(),
self.getSensorDescription().field[n].dataType,
)
data[n].propertyName = self.getSensorDescription().field[n].propertyName
data[n].propertyURI = self.getSensorDescription().field[n].propertyURI
if "unit" in self.getSensorDescription().field[n]:
data[n].unit = self.getSensorDescription().field[n].unit
data[n].sensorID = self.getSensorDescription().fullSensorID
data[n].observationSamplingTime = self.clock.timeAsString()
data[n].observationResultTime = data[n].observationSamplingTime
self.stats.stopMeasurement("Update_live.Recovery")
ObservationIDGenerator.addObservationIDToFields(data)
quality = None
if self.qoiSystem:
self.stats.startMeasurement("Update_live.Quality")
quality = self.qoiSystem.addData(self.getSensorDescription(), data, self.clock)
self.stats.stopMeasurement("Update_live.Quality")
self.stats.startMeasurement("Update_live.Receiver")
for r in self.receiver:
r.receive(data, self.getSensorDescription(), self.clock, quality)
self.stats.stopMeasurement("Update_live.Receiver")
except Exception as e:
L.e(
"Error while updating sensor (fault recovery)",
self.getSensorDescription().fullSensorID,
str(e),
)
finally:
pass
# if ResourceManagement.args.gentle:
# self.clock.sleep()
except Exception as e:
L.e(
"Error while updating sensor (not fault recovery)",
self.getSensorDescription().fullSensorID,
str(e),
)
else:
pass # no live mode supported
self.stats.stopMeasurement("Update_live")
