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Zh.py
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Zh.py
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#!/usr/bin/python
# Absolutely minimum python version is 2.6.6!
# HSS Tools
##################################################################
# Copyright (c) 2015-2017 Denis Gudtsov
# License - GPL
# https://github.com/dgudtsov/hsstools
#
# based on Python Protocol Simulator project
# https://sourceforge.net/projects/pyprotosim/
##################################################################
import logging
import logging.handlers
# due to bad logging handling in pyprotosim module
logging.basicConfig(level=logging.CRITICAL,filename="/dev/null")
import sys
sys.path.append("./conf")
sys.path.append("./lib")
from config_diam import *
from hss_tools import *
# key to connection params, is used for log filename as well
params_key="Zh"
# link to dict defined in hss_tools module
params=conn_params[params_key]
# now all options accessible by direct keys like:
# params["HOST"]
########## LOGGING ###########
logger = logging.getLogger('hss_tools')
logger.setLevel(logging.DEBUG)
# create console handler and set level to debug
ch = logging.StreamHandler()
ch.setLevel(logging.INFO)
LOG_FILENAME = LOG.format(module=params_key)
fh = logging.FileHandler(LOG_FILENAME)
fh.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(name)s:%(levelname)s: %(message)s')
ch.setFormatter(formatter)
fh.setFormatter(formatter)
rotate = logging.handlers.RotatingFileHandler(LOG_FILENAME, maxBytes=LOG_size, backupCount=LOG_count)
rotate.setLevel(logging.DEBUG)
rotate.setFormatter(formatter)
logger.addHandler(ch)
#logger.addHandler(fh)
logger.addHandler(rotate)
########## LOGGING END ###########
sys.path.append("..")
sys.path.append(pyprotosim_lib_path)
from libDiameter import *
import eap
import datetime
import time
import sys
import xml.dom.minidom
########## HELP OUTPUT ###########
HELP = """
Format: {APP_NAME} COMMAND IMSI MSISDN [AUTH]
COMMAND: MAR
IMSI: imsi of the subscriber
MSISDN: msisdn of the subscriber
AUTH (optional, only for MAR is required): SIP, AKA, NONE, Unknown
IMPI and IMPU are constructed from IMSI/MSISDN
Examples:
- to request SIP-Digest auth scheme
example: {APP_NAME} MAR 250009999999999 1234567 SIP
- to request Digest-AKA auth scheme
example: {APP_NAME} MAR 250009999999999 1234567 AKA
- to allow HSS select default auth scheme
example: {APP_NAME} MAR 250009999999999 1234567 Unknown
"""
########## HELP END ###########
########## VOID MAIN ###########
if __name__ == "__main__":
logger.info('%s is started: %s',sys.argv[0], sys.argv[1:])
logger.debug('Number of arguments: %s arguments.', len(sys.argv))
if len(sys.argv)<3:
logger.debug("program started with empty parameters")
print HELP.format(APP_NAME = sys.argv[0], UDR = UDR_Template.keys(), ALL_SI = ALL_SI_items)
logger.debug("exiting")
exit()
LoadDictionary(pyprotosim_dict_path+"/dictDiameter.xml")
eap.LoadEAPDictionary(pyprotosim_dict_path+"/dictEAP.xml")
# ACTION: MAR
ACTION = sys.argv[1]
IMSI = sys.argv[2]
MSISDN = sys.argv[3]
# IDENTITY: MSISDN
# IDENTITY = sys.argv[2]
# OPT: SIP/AKA/NONE
if ACTION in ['MAR']:
if len(sys.argv)<5:
logger.error('AUTH param is missing')
exit()
OPT = sys.argv[4]
else:
OPT = None
# PUBLIC_IDENTITY="sip:+"+IDENTITY+params["IMPU_domain"]
# IMPI = IDENTITY+params["IMPI_domain"]
# PUBLIC_IDENTITY=params["IMPU_format"].format(IDENTITY = IDENTITY,IMPU_domain = params["IMPU_domain"] )
IMPU=params["IMPU_format"].format(IDENTITY = MSISDN,IMPU_domain = params["IMPU_domain"] )
IMPI=params["IMPI_format"].format(IDENTITY = IMSI,IMPI_domain = params["IMPI_domain"] )
TEL=params["TEL_format"].format(IDENTITY = MSISDN)
logger.info("IMPI ident: %s", IMPI)
logger.info("IMPU ident: %s", IMPU)
logger.info("TEL: %s", TEL)
# for summary report
summary = {}
if ACTION in ['MAR']:
config_dump(params_key)
AVPs = Templates[params_key][ACTION].copy()
print AVPs
Diam_AVPs = Diam_request(ACTION,OPT,AVPs,IMPI=IMPI,IMPU=IMPU,TEL=TEL)
Diam_AVPs.REQ_AVP["Server-Name"] = params["Server-Name"]
logger.info("prefilled request: %s", Diam_AVPs.REQ_AVP)
Conn = HSS(params)
if (Conn):
logger.info("HSS IP connectivity established")
# CER/CEA
CEA_result=Conn.connect()
if CEA_result in DIAM_OK_CODE:
Diam_AVPs.create_Session_Id(params["ORIGIN_HOST"],IMSI)
logger.info("Session ID: %s", Diam_AVPs.SESSION_ID)
logger.info("preparing %s",ACTION)
Diam_AVPs.create_REQ(params)
result_AVPs = Conn.diam_exec_req(Diam_AVPs)
response = Diam_response(result_AVPs)
result_code = response.get_result_code()
if result_code>0:
result_descr = response.get_result_descr()
logger.info ("RES result code: %s %s", result_code, result_descr)
exp_result_code=0
else:
exp_result_code = response.get_exp_result_code()
exp_result_descr = response.get_exp_result_descr()
logger.info ("Exp RES result code: %s %s", exp_result_code, exp_result_descr)
response.dump_Payload()
if ACTION == "MAR":
# dump auth part
response.dump_Cx_response()
###########################################################
# Disconnecting peer
Conn.disconnect(params)
# And close the connection
# Conn.close()
else:
logger.error("can't connect to HSS %s:%s",params["HOST"],params["PORT"])
else:
print "Only MAR action is supported for Zh"
logger.info("wrong action selected, exiting")
exit()
logger.info("End")
exit()
### PROGRAM END