def handleTelemetry(self):
"""
Call getTelemetryValue() method to get the CPU utilization and memory utilization.
Logs the values of self.cpuUtilPct and self.memUtilPct
"""
self.cpuUtilPct = self.cpuUtilTask.getTelemetryValue()
self.memUtilPct = self.memUtilTask.getTelemetryValue()
cpuUtilSd = self.cpuUtilTask.generateTelemetry()
memUtilSd = self.memUtilTask.generateTelemetry()
##add by miaoyao in order to send SystemPerformanceData to gda instead of cpuUtilSd and memUtilSd
systemPerformanceData = SystemPerformanceData()
systemPerformanceData.setCpuUtilization(self.cpuUtilPct)
systemPerformanceData.setMemoryUtilization(self.memUtilPct)
##--add call back function to handle system information
if self.dataMsgListener :
##self.dataMsgListener.handleSystemPerformanceMessage(cpuUtilSd)
##self.dataMsgListener.handleSystemPerformanceMessage(memUtilSd)
self.dataMsgListener.handleSystemPerformanceMessage(systemPerformanceData)
logging.info('CPU utilization is %s percent, and memory utilization is %s percent.', str(self.cpuUtilPct), str(self.memUtilPct))
def _createTestSystemPerformanceData(self):
spd = SystemPerformanceData()
spd.setName(self.DEFAULT_NAME)
spd.setCpuUtilization(self.DEFAULT_CPU_UTIL_DATA)
spd.setDiskUtilization(self.DEFAULT_DISK_UTIL_DATA)
spd.setMemoryUtilization(self.DEFAULT_MEM_UTIL_DATA)
return spd
def _createTestSystemPerformanceData(self):
spd = SystemPerformanceData()
spd.setName(self.DEFAULT_NAME)
spd.setCpuUtilization(self.DEFAULT_CPU_UTIL_DATA)
spd.setMemoryUtilization(self.DEFAULT_MEM_UTIL_DATA)
logging.info("System perf data as string: " + str(spd))
return spd
def handleTelemetry(self):
"""
Get system performance telemetry and send it to dataMsgListener as SystemPerformanceData
:return:
"""
cpuVal = self.cpuUtilTask.getTelemetryValue()
memVal = self.memUtilTask.getTelemetryValue()
sysPerfData = SystemPerformanceData()
sysPerfData.setCpuUtilization(cpuVal)
sysPerfData.setMemoryUtilization(memVal)
logging.info(
'CPU utilization is %s percent, and memory utilization is %s percent.',
str(cpuVal), str(memVal))
self.dataMsgListener.handleSystemPerformanceMessage(sysPerfData)
pass
def _updateTelemetry(self):
sysPerfVal = random.uniform(1.0, 50.0)
tempVal = random.uniform(18.0, 22.0)
sysPerfData = SystemPerformanceData()
sysPerfData.setName("SystemPerfMsg")
sysPerfData.setCpuUtilization(sysPerfVal)
sysPerfData.setDiskUtilization(sysPerfVal)
sysPerfData.setMemoryUtilization(sysPerfData)
# Uncomment the next SLOC to trigger data message listener callback for perf data
#self.dataMsgListener.handleSystemPerformanceMessage(sysPerfData)
sensorData = SensorData()
sensorData.setName(ConfigConst.TEMP_SENSOR_NAME)
sensorData.setValue(tempVal)
self.dataMsgListener.handleSensorMessage(sensorData)
def testWriteSystemPerformanceDataToCdaDataPath(self):
logging.info("\n\n----- [SystemPerformanceData to JSON to file] -----")
dataObj = SystemPerformanceData()
"""
set CpuUtilization and MemoryUtilization
"""
scut = SystemCpuUtilTask()
smut = SystemMemUtilTask()
dataObj.setCpuUtilization(scut.getTelemetryValue())
dataObj.setMemoryUtilization(smut.getTelemetryValue())
dataStr = self.dataUtil.sensorDataToJson(dataObj)
fileName = self.cdaDataPath + '/SystemPerformanceData.dat'
logging.info("Sample SystemPerformanceData JSON (validated): " +
str(dataStr))
logging.info("Writing SystemPerformanceData JSON to CDA data path: " +
fileName)
fileRef = Path(fileName)
fileRef.write_text(dataStr, encoding='utf-8')