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107 lines
2.7 KiB
Python
107 lines
2.7 KiB
Python
#!/usr/bin/python
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# -*- coding: cp1252 -*-
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"""
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json-Plugin to dispatch FMS-, ZVEI- and POCSAG - messages via UDP
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@author: Jens Herrmann
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@requires: jsonUDP-Configuration has to be set in the config.ini
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"""
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import logging # Global logger
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import socket # for udp-connection
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import json # for data
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from includes import globals # Global variables
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##
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#
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# Main function of jsonUDP-plugin
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# will be called by the alarmHandler
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#
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def run(typ,freq,data):
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"""
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This function is the implementation of the jsonUDP-Plugin.
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It will send the data via UDP
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The configuration for the UDP-Connection is set in the config.ini.
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@type typ: string (FMS|ZVEI|POC)
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@param typ: Typ of the dataset for sending via UDP
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@type data: map of data (structure see interface.txt)
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@param data: Contains the parameter for dispatch to UDP.
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@type freq: string
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@keyword freq: frequency of the SDR Stick
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@requires: jsonUDP-Configuration has to be set in the config.ini
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@return: nothing
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@exception: Exception if ConfigParser failed
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@exception: Exception if connect to UDP-Server failed
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@exception: Exception if sending the UDP-message failed
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"""
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try:
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#
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# ConfigParser
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#
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logging.debug("reading config file")
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try:
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for key,val in globals.config.items("jsonUDP"):
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logging.debug(" - %s = %s", key, val)
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except:
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logging.exception("cannot read config file")
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try:
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#
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# initialize to UDP-Server
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#
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# SOCK_DGRAM is the socket type to use for UDP sockets
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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except:
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logging.exception("cannot initialize UDP-socket")
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else:
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if typ == "FMS":
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logging.debug("Start FMS to UDP")
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try:
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# convert data to json
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sendData = json.dumps(data)
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# send UDP
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sock.sendto(sendData, (globals.config.get("jsonUDP", "server"), globals.config.getint("jsonUDP", "port")))
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except:
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logging.exception("FMS to UDP failed")
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elif typ == "ZVEI":
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logging.debug("Start ZVEI to UDP")
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try:
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# convert data to json
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sendData = json.dumps(data)
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# send UDP
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sock.sendto(sendData, (globals.config.get("jsonUDP", "server"), globals.config.getint("jsonUDP", "port")))
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except:
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logging.exception("ZVEI to UDP failed")
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elif typ == "POC":
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logging.debug("Start POC to UDP")
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try:
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# convert data to json
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sendData = json.dumps(data)
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# send UDP
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sock.sendto(sendData, (globals.config.get("jsonUDP", "server"), globals.config.getint("jsonUDP", "port")))
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except:
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logging.exception("POC to UDP failed")
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else:
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logging.warning("Invalid Typ: %s", typ)
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finally:
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logging.debug("close UDP-Connection")
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sock.close()
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except:
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logging.exception("") |