mirror of
https://github.com/Schrolli91/BOSWatch.git
synced 2025-12-06 07:42:03 +01:00
120 lines
5.1 KiB
Python
120 lines
5.1 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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from includes import pluginloader
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def decode(freq, decoded):
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timestamp = int(time.time())#Get Timestamp
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#FMS Decoder Section
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#check FMS: -> check CRC -> validate -> check double alarm -> log
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if "FMS:" in decoded:
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logging.debug("recieved FMS")
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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")
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#ZVEI Decoder Section
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#check ZVEI: -> validate -> check double alarm -> log
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if "ZVEI2:" in decoded:
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logging.debug("recieved ZVEI")
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zvei_id = decoded[7:12] #ZVEI Code
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if re.search("[0-9F]{5}", zvei_id): #if ZVEI is valid
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if zvei_id == globals.zvei_id_old and timestamp < globals.zvei_time_old + globals.config.getint("BOSWatch", "zvei_double_ignore_time"): #check for double alarm
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logging.info("ZVEI double alarm: %s within %s second(s)", globals.zvei_id_old, timestamp-globals.zvei_time_old)
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globals.zvei_time_old = timestamp #in case of double alarm, zvei_double_ignore_time set new
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else:
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logging.info("5-Ton: %s", zvei_id)
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data = {"zvei":zvei_id}
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from includes import pluginHandler
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pluginHandler.throwAlarm("ZVEI",freq,data)
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globals.zvei_id_old = zvei_id #save last id
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globals.zvei_time_old = timestamp #save last time
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else:
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logging.warning("No valid ZVEI: %s", zvei_id)
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#POCSAG Decoder Section
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#check POCSAG -> validate -> check double alarm -> log
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if "POCSAG" in decoded:
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logging.debug("recieved POCSAG")
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bitrate = 0
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if "POCSAG512:" in decoded:
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bitrate = 512
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poc_id = decoded[20:27]
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poc_sub = decoded[39].replace("3", "4").replace("2", "3").replace("1", "2").replace("0", "1")
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elif "POCSAG1200:" in decoded:
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bitrate = 1200
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poc_id = decoded[21:28]
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poc_sub = decoded[40].replace("3", "4").replace("2", "3").replace("1", "2").replace("0", "1")
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elif "POCSAG2400:" in decoded:
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bitrate = 2400
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poc_id = decoded[21:28]
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poc_sub = decoded[40].replace("3", "4").replace("2", "3").replace("1", "2").replace("0", "1")
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if bitrate is 0:
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logging.warning("POCSAG Bitrate not found")
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else:
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logging.debug("POCSAG Bitrate: %s", bitrate)
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if "Alpha:" in decoded: #check if there is a text message
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poc_text = decoded.split('Alpha: ')[1].strip().rstrip('<EOT>').strip()
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else:
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poc_text = ""
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if re.search("[0-9]{7}", poc_id): #if POC is valid
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if int(poc_id) >= globals.config.getint("BOSWatch", "poc_filter_range_start"):
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if int(poc_id) <= globals.config.getint("BOSWatch", "poc_filter_range_end"):
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if poc_id == globals.poc_id_old and timestamp < globals.poc_time_old + globals.config.getint("BOSWatch", "poc_double_ignore_time"): #check for double alarm
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logging.info("POCSAG%s double alarm: %s within %s second(s)", bitrate, globals.poc_id_old, timestamp-globals.poc_time_old)
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globals.poc_time_old = timestamp #in case of double alarm, poc_double_ignore_time set new
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else:
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logging.info("POCSAG%s: %s %s %s ", bitrate, poc_id, poc_sub, poc_text)
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data = {"ric":poc_id, "function":poc_sub, "msg":poc_text, "bitrate":bitrate}
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from includes import pluginHandler
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pluginHandler.throwAlarm("POC",freq,data)
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globals.poc_id_old = poc_id #save last id
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globals.poc_time_old = timestamp #save last time
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else:
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logging.info("POCSAG%s: %s out of filter range (high)", bitrate, poc_id)
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else:
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logging.info("POCSAG%s: %s out of filter range (low)", bitrate, poc_id)
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else:
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logging.warning("No valid POCSAG%s RIC: %s", bitrate, poc_id) |