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DataLoggerMain.py
180 lines (143 loc) · 5.61 KB
/
DataLoggerMain.py
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#!/usr/bin/env python
##
# @package DataLoggerMain This is the main module where the application starts
# It creates the different threads for the data acquisition and sending
#
import ModbusDataService
import PeriodicTimer
import MessageComposer
import MessageSender
import GsmUtility
from MainConfig import MainConfig
from Constants import Constants
import time
import Status
from ModbusDeviceList import ModbusDeviceList
import ProcessMonitor
import logging.config
import logging
from LogConfig import LogConfig
import OPi.GPIO as GPIO
import datetime
from PayloadQueue import PayloadQueue
import LoraUtility
import LedStatus
import simplejson as json
import subprocess
from ModbusCommandSender import ModbusCommandSender
from SerialConnection import SerialConnection
import ModbusLib
def main():
imei = None
mc = MainConfig().getConfig()
#GsmUtility.resetModem()
try:
subprocess.call( 'hwclock -f /dev/rtc1 -s', shell=True )
except Exception as e:
self.LOG.error( 'Error syncing time: %s', e )
try:
imei = GsmUtility.getGsmImeiNumber()
except Exception as e:
print(e)
try:
ser = SerialConnection().getSerialConnection( connParams.get( ModbusConsts.BAUDRATE ) ,
connParams.get( ModbusConsts.PARITY ),
connParams.get( ModbusConsts.STOP_BITS ),
connParams.get( ModbusConsts.BYTE_SIZE ))
command = 'FA0600060001'
crc = ModbusLib.get_modbus_crc( bytearray.fromhex( command ) )
command = command+crc
print('UPS command', command)
commandResp = ModbusCommandSender().sendCommand( ser, command, 'RTU' )
if commandResp:
print('UPS written successfully')
else:
print('Error writing to UPS')
except Exception as e:
print('Error writing to UPS', e)
GsmUtility.ImeiNumber = '0123456789' if imei is None else imei
Status.deviceId = '0123456789' if mc.get( Constants.DEVICE_ID ) is None else mc.get( Constants.DEVICE_ID )
try:
with open( '/fw/DataLogger/app/version.info', 'r' ) as f:
Status.fwVersion = f.readline()
Status.fwVersion = Status.fwVersion.strip()
except Exception as e:
print( 'Error reading Firmware version: %s', e )
recordTime = str(datetime.datetime.fromtimestamp(time.time()).strftime('%Y-%m-%d %H:%M:%S'))
payload_type = 'xml' if mc.get( Constants.PAYLOAD_TYPE ) is None else mc.get( Constants.PAYLOAD_TYPE )
if payload_type == Constants.PAYLOAD_TYPE_XML:
initialRecord = '<GATEWAY_ID V=\'' + str(Status.deviceId) + '\'>' + '<DT V=\'' + recordTime + '\'>' + '<FW_VERSION V=\''+ str(Status.fwVersion) +'\'/></DT></GATEWAY_ID>'
elif payload_type == Constants.PAYLOAD_TYPE_JSON:
initialRecord = {}
initialRecord['gateway_id'] = Status.deviceId
initialRecord['dt'] = recordTime
initialRecord['fw_version'] = Status.fwVersion
initialRecord['imei'] = GsmUtility.ImeiNumber
initialRecord = json.dumps(initialRecord)
else:
initialRecord = '<GATEWAY_ID V=\'' + str(Status.deviceId) + '\'>' + '<DT V=\'' + recordTime + '\'>' + '<FW_VERSION V=\''+ str(Status.fwVersion) +'\'/></DT></GATEWAY_ID>'
pq = PayloadQueue()
pq.appendPayload( initialRecord )
Status.modbusDevStatus = [0] * len( ModbusDeviceList().getModbusDeviceList() )
print('No of modbus devices ', len( ModbusDeviceList().getModbusDeviceList() ) )
GPIO.setmode(GPIO.BOARD)
GPIO.setup(15, GPIO.OUT)
GPIO.setup(22, GPIO.OUT)
GPIO.output(22, GPIO.HIGH)
time.sleep(5)
GPIO.setup(8, GPIO.OUT)
GPIO.output(8,GPIO.HIGH)
time.sleep(5)
try:
channel = mc.get( Constants.LORA_CHANNEL )
channel = 23 if channel is None else channel
result = LoraUtility.setChannel( channel )
print('Lora Channel Result: ', result)
except Exception as e:
print(e)
GPIO.output(8, GPIO.LOW)
# Start the process monitor thread
pm = ProcessMonitor.ProcessMonitor()
pm.start()
interval = int(mc.get( Constants.PERIODIC_INTERVAL ))
curtime = time.time()
timeToSleep = interval - ( curtime % interval )
time.sleep( timeToSleep )
# Start the PeriodicTimer
pt = PeriodicTimer.PeriodicTimer()
pt.start()
time.sleep( 1 )
# Start the modbus data acquisition service
modbusDataService = ModbusDataService.ModbusDataService()
modbusDataService.start()
# Start the payload construction service
messageComposer = MessageComposer.MessageComposer()
messageComposer.start()
# Start the Message sending service
messageSender = MessageSender.MessageSender()
messageSender.start()
# Start the LED thread
ledt = LedStatus.LedStatus()
ledt.start()
# Wait for the threads to complete
while True:
if Status.stop:
MessageSender.stop = True
MessageComposer.stop = True
ModbusDataService.stop = True
PeriodicTimer.stop = True
ProcessMonitor.stop = True
time.sleep( int( MainConfig().getConfig().get( Constants.PERIODIC_INTERVAL ) ) )
break
else:
time.sleep( int( MainConfig().getConfig().get( Constants.PERIODIC_INTERVAL ) ) )
if __name__== "__main__":
print( LogConfig().getConfig() )
logging.config.dictConfig( LogConfig().getConfig() )
LOG = logging.getLogger( __name__ )
LOG.debug( 'Starting the Data Logger' )
main()
#pt.join()
#modbusDataService.join()
#messageComposer.join()
#messageSender.join()