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40 lines
1.8 KiB
Python
40 lines
1.8 KiB
Python
#!/usr/bin/python
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# -*- coding: cp1252 -*-
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import logging
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import time #timestamp for doublealarm
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import re #Regex for validation
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from includes import globals # Global variables
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#FMS Decoder Function
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#validate -> check double alarm -> log
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def decode(freq, decoded):
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timestamp = int(time.time())#Get Timestamp
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fms_service = decoded[19] #Organisation
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fms_country = decoded[36] #Bundesland
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fms_location = decoded[65:67] #Ort
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fms_vehicle = decoded[72:76] #Fahrzeug
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fms_status = decoded[84] #Status
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fms_direction = decoded[101] #Richtung
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fms_tsi = decoded[114:117] #Taktische Kruzinformation
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if "CRC correct" in decoded: #check CRC is correct
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fms_id = fms_service+fms_country+fms_location+fms_vehicle+fms_status+fms_direction #build FMS id
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if re.search("[0-9a-f]{8}[0-9a-f]{1}[01]{1}", fms_id): #if FMS is valid
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if fms_id == globals.fms_id_old and timestamp < globals.fms_time_old + globals.config.getint("BOSWatch", "fms_double_ignore_time"): #check for double alarm
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logging.info("FMS double alarm: %s within %s second(s)", globals.fms_id_old, timestamp-globals.fms_time_old)
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globals.fms_time_old = timestamp #in case of double alarm, fms_double_ignore_time set new
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else:
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logging.info("FMS:%s Status:%s Richtung:%s TKI:%s", fms_id[0:8], fms_status, fms_direction, fms_tsi)
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data = {"fms":fms_id[0:8], "status":fms_status, "direction":fms_direction, "tsi":fms_tsi}
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from includes import pluginHandler
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pluginHandler.throwAlarm("FMS",freq,data)
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globals.fms_id_old = fms_id #save last id
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globals.fms_time_old = timestamp #save last time
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else:
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logging.warning("No valid FMS: %s", fms_id)
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else:
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logging.warning("FMS CRC incorrect") |