def validateS1apIE(requestType,s1apMsg):
global SERFLAG
global IMSI
procedure_code=s1apMessageDict[icu.getKeyValueFromDict(s1apMsg,'procedureCode')[0]]
if procedure_code == mt.downlink_nas_transport.name:
validation_dict=nas_validation_file.get(requestType,None)
else:
validation_dict=s1ap_validation_file.get(requestType,None)
if validation_dict !=None:
response = requests.get(url["diameter_ctx_data_url"])
if response.json() !={} and response.json().get(str(IMSI),None)!=None:
diameter_data = response.json()[str(IMSI)]
response = requests.get(url["gtp_ctx_data_url"])
if response.json() !={} and response.json().get(str(IMSI),None)!=None:
gtp_data = response.json()[str(IMSI)]
for num in range(len(validation_dict["dataToBeVerified"])):
val_flag=False
ie_to_validate=validation_dict["dataToBeVerified"][num]
data_to_compare_path=validation_dict["fromContextData"][num].split(':')
ie_to_validate_value,ie_to_validate_value_present=icu.getKeyValueFromDict(s1apMsg,ie_to_validate)
if data_to_compare_path[0] == "s1apContextData":
if requestType == mt.identity_request.name:
data_to_compare=S1APCTXDATA[icu.getKeyValueFromDict(s1apMsg,"ENB-UE-S1AP-ID")[0]]
else:
data_to_compare=S1APCTXDATA[IMSI]
elif data_to_compare_path[0] == "diameterContextData":
data_to_compare = diameter_data
elif data_to_compare_path[0] == "gtpContextData":
data_to_compare = gtp_data
data_to_compare_value,data_to_compare_value_present=icu.getKeyValueFromDict(data_to_compare[data_to_compare_path[1]],data_to_compare_path[2])
if ie_to_validate == "transportLayerAddress":
data_to_compare_value=convertIpaddressToHex(data_to_compare_value)
elif ie_to_validate == "m-TMSI":
data_to_compare_value=icu.formatHex(data_to_compare_value)
if ie_to_validate_value == data_to_compare_value:
val_flag = True
elif type(ie_to_validate_value)==str and data_to_compare_value in ie_to_validate_value:
val_flag = True
if val_flag:
igniteLogger.logger.info(f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}")
else:
igniteLogger.logger.error(f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}")
raise icu.ValidationException(f"***** ***** *****\nERROR :: Validation fail \nrequest/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}***** ***** *****")
def validateDiameterAvp(requestType,diameterMsg):
global IMSI
validation_dict=validation_file.get(requestType,None)
response = requests.get(url["s1ap_ctx_data_url"])
if response.json()!={} and response.json().get(IMSI,None)!=None:
s1ap_data = response.json()[IMSI]
response = requests.get(url["gtp_ctx_data_url"])
if response.json() !={} and response.json().get(IMSI,None)!=None:
gtp_data = response.json()[IMSI]
if validation_dict !=None:
for num in range(len(validation_dict["dataToBeVerified"])):
val_flag=False
ie_to_validate=validation_dict["dataToBeVerified"][num]
data_to_compare_path=validation_dict["fromContextData"][num].split(":") #collecting the path of expected data for AVP
ie_to_validate_value,ie_to_validate_value_present=icu.getKeyValueFromDict(diameterMsg,ie_to_validate)
if ie_to_validate == "rat-type":
if ie_to_validate_value == rat_type_diameter_map["EUTRAN"]:
val_flag = True
else:
if data_to_compare_path[0] == "diameterContextData":
data_to_compare=S6ACTXDATA[IMSI]
elif data_to_compare_path[0] == "s1apContextData":
data_to_compare = s1ap_data
elif data_to_compare_path[0] == "gtpContextData":
data_to_compare = gtp_data
data_to_compare_value,data_to_compare_value_present=icu.getKeyValueFromDict(data_to_compare[data_to_compare_path[1]],data_to_compare_path[2])
if data_to_compare_value_present == "false":
if ie_to_validate =="user-name":
data_to_compare_value,data_to_compare_value_present=icu.getKeyValueFromDict(data_to_compare[mt.identity_response.name],data_to_compare_path[2])
if ie_to_validate_value == data_to_compare_value:
val_flag=True
if val_flag == True:
igniteLogger.logger.info(f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}")
else:
igniteLogger.logger.error(f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}")
raise icu.ValidationException(f"***** ***** *****\nERROR :: Validation fail \nrequest/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}***** ***** *****")
def validateGtpIE(requestType, gtpMsg):
global SEQNUM
global IMSI
response = requests.get(url["s1ap_ctx_data_url"])
s1ap_data = response.json()
if response.json() != {} and response.json().get(IMSI, None) != None:
s1ap_data = s1ap_data[IMSI]
response = requests.get(url["diameter_ctx_data_url"])
if response.json() != {} and response.json().get(IMSI, None) != None:
diameter_data = response.json()[IMSI]
validation_dict = validation_file.get(requestType, None)
if validation_dict != None:
for num in range(len(validation_dict["dataToBeVerified"])):
val_flag = False
ie_to_validate = validation_dict["dataToBeVerified"][num]
data_to_compare_path = validation_dict["fromContextData"][
num].split(':')
if ie_to_validate == "tai" or ie_to_validate == "ecgi":
ie_to_validate_value = taiEcgiTohex(
icu.getKeyValueFromDict(gtpMsg, ie_to_validate)[0])
elif ie_to_validate == "ipv4address":
ie_to_validate_value = ipadressToHex(
icu.getKeyValueFromDict(gtpMsg, ie_to_validate)[0])
else:
ie_to_validate_value, ie_to_validate_value_present = icu.getKeyValueFromDict(
gtpMsg, ie_to_validate)
if ie_to_validate == "rat_type":
val_flag, data_to_compare_value = validateRatType(
ie_to_validate_value)
elif ie_to_validate == "interface_type":
val_flag, data_to_compare_value = validateInterfaceType(
ie_to_validate_value)
else:
if data_to_compare_path[0] == "gtpContextData":
data_to_compare = S11CTXDATA[IMSI]
elif data_to_compare_path[0] == "s1apContextData":
data_to_compare = s1ap_data
elif data_to_compare_path[0] == "diameterContextData":
data_to_compare = diameter_data
data_to_compare_value, data_to_compare_value_present = icu.getKeyValueFromDict(
data_to_compare[data_to_compare_path[1]],
data_to_compare_path[2])
if data_to_compare_value_present == "false":
if ie_to_validate == "imsi":
data_to_compare_value, data_to_compare_value_present = icu.getKeyValueFromDict(
data_to_compare[mt.identity_response.name],
data_to_compare_path[2])
if ie_to_validate_value == data_to_compare_value:
val_flag = True
if val_flag:
igniteLogger.logger.info(
f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}"
)
else:
igniteLogger.logger.error(
f"request/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}"
)
raise icu.ValidationException(
f"***** ***** *****\nERROR :: Validation fail \nrequest/response name:{requestType} ,IEname:{ie_to_validate} ,expected value:{data_to_compare_value} ,received value:{ie_to_validate_value}***** ***** *****"
)