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110 lines
3.2 KiB
Python
110 lines
3.2 KiB
Python
#!/usr/bin/python
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# -*- coding: cp1252 -*-
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"""
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httpRequest-Plugin to dispatch FMS-, ZVEI- and POCSAG - messages to an URL
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@author: Bastian Schroll
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@requires: httpRequest-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 httplib #for the HTTP request
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from urlparse import urlparse #for split the URL into url and path
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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 HTTP-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 httpRequest-Plugin.
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It will send the data to an URL via http Request
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@type typ: string (FMS|ZVEI|POC)
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@param typ: Typ of the dataset
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@type data: map of data (structure see interface.txt)
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@param data: Contains the parameter
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@type freq: string
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@keyword freq: frequency of the SDR Stick
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@requires: httpRequest-Configuration has to be set in the config.ini
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@return: nothing
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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("httpRequest"):
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logging.debug(" - %s = %s", key, val)
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except:
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logging.error("cannot read config file")
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logging.debug("cannot read config file", exc_info=True)
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# Without config, plugin couldn't work
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return
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try:
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#
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# Create URL
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#
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logging.debug("send %s HTTP request", typ)
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if typ == "FMS":
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url = globals.config.get("httpRequest", "fms_url") #Get URL
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url = url.replace("%FMS%", data["fms"]).replace("%STATUS%", data["status"]) #replace Wildcards in URL
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url = url.replace("%DIR%", data["direction"]).replace("%TSI%", data["tsi"]) #replace Wildcards in URL
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elif typ == "ZVEI":
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url = globals.config.get("httpRequest", "zvei_url") #Get URL
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url = url.replace("%ZVEI%", data["zvei"]) #replace Wildcards in URL
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elif typ == "POC":
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url = globals.config.get("httpRequest", "poc_url") #Get URL
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url = url.replace("%RIC%", data["ric"]).replace("%FUNC%", data["function"]) #replace Wildcards in URL
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url = url.replace("%MSG%", data["msg"]).replace("%BITRATE%", data["bitrate"]) #replace Wildcards in URL
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else:
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logging.warning("Invalid Typ: %s", typ)
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#
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# HTTP-Request
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#
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url = urlparse(url) #split URL into path and querry
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httprequest = httplib.HTTPConnection(url[2]) #connect to URL Path
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httprequest.request("GET", url[5]) #send URL Querry per GET
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except:
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logging.error("cannot send HTTP request")
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logging.debug("cannot send HTTP request", exc_info=True)
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return
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else:
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try:
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#
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# check HTTP-Response
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#
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httpresponse = httprequest.getresponse()
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if str(httpresponse.status) == "200": #Check HTTP Response an print a Log or Error
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logging.debug("HTTP response: %s - %s" , str(httpresponse.status), str(httpresponse.reason))
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else:
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logging.warning("HTTP response: %s - %s" , str(httpresponse.status), str(httpresponse.reason))
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except: #otherwise
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logging.error("cannot get HTTP response")
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logging.debug("cannot get HTTP response", exc_info=True)
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return
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finally:
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logging.debug("close HTTP-Connection")
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try:
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httprequest.close()
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except:
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pass
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except:
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logging.error("unknown error")
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logging.debug("unknown error", exc_info=True) |