def __init__(self,
teid,
source_ip,
sqn=0x00,
ebi=5,
interface=7,
nit=0,
mcc=333,
mnc=88,
fteid=False):
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['modify-bearer-request'])
self.set_teid(teid)
self.add_ie(BearerContext(ip=source_ip, interface=interface))
self.add_ie(EPSBearerID(ebi=ebi))
self.add_ie(FQCSID(node_id_type=nit, ip=source_ip, mcc=mcc, mnc=mnc))
self.__fteid = 0x00000000
if fteid:
fteid = FTeid(source_ip, interface)
self.__fteid = fteid.get_teid()
self.add_ie(fteid)
def __init__(self):
'''
Constructor
'''
GTPV2MessageBase.__init__(self,
msg_type=GTPmessageTypeDigit['echo-request'])
self.add_ie(Recovery(rc=13))
def __init__(self, seq_num):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
msg_type=GTPmessageTypeDigit['echo-response'],
sequence=seq_num)
self.add_ie(Recovery(rc=0))
def __init__(self, source_ip, sqn=0x00, nit=0, mcc=222, mnc=88):
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['delete-pdn-connection-set-request'])
self.set_teid(0x00)
self.add_ie(FQCSID(node_id_type=nit, ip=source_ip, mcc=mcc, mnc=mnc))
def __init__(self,
source_ip,
interface=7,
imsi="222885500003199",
mcc="222",
mnc="88",
lac=2788,
rac=1,
apn="wap.tim.it",
p_dns='127.0.0.1',
s_dns="127.0.0.2",
gsn="127.0.0.1",
phone="393282270202",
imei='3518280450609004',
rat_type='E-UTRAN',
tac=0,
ecgi=0,
sac=0,
cgi=0,
sm=0,
recovery=True,
ebi=5):
GTPV2MessageBase.__init__(
self,
t=0x01,
msg_type=GTPmessageTypeDigit['create-session-request'])
self.add_ie(Imsi(imsi))
self.add_ie(RatType(rat_type))
fteid = FTeid(source_ip, interface)
self.__fteid = fteid.get_teid()
self.add_ie(fteid)
self.add_ie(AccessPointName(apn))
self.add_ie(BearerContext(ebi=ebi, ip=source_ip, interface=interface))
self.add_ie(
UserLocationInformation(mcc=mcc,
mnc=mnc,
lac=lac,
rac=rac,
tac=tac,
ecgi=ecgi,
sac=sac,
cgi=cgi))
self.add_ie(ServingNetwork(mcc=mcc, mnc=mnc))
self.add_ie(SelectionMode(selection_mode=sm))
self.add_ie(PDNAddressAllocation())
self.add_ie(ApnRestriction())
self.add_ie(AggregateMaximumBitRate())
self.add_ie(Msisdn(msisdn=phone))
self.add_ie(MEIdentity(imei))
self.add_ie(ChargingCharacteristic())
self.add_ie(ProtocolConfigurationOptions(p_dns=p_dns, s_dns=s_dns))
if recovery:
self.add_ie(Recovery())
def __init__(self, sqn=0x00):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['delete-pdn-connection-set-response'])
self.set_teid(0x00)
self.add_ie(Cause())
def __init__(self, teid, nit=0, source_ip='127.0.0.1', sqn=0x00):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['delete-bearer-response'])
self.set_teid(teid)
self.add_ie(Cause())
self.add_ie(FQCSID(node_id_type=nit, ip=source_ip))
def __init__(self, teid, source_ip, sqn=0x00, ebi=5, interface=7):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['create-bearer-request'])
self.set_teid(teid)
self.add_ie(BearerContext(ip=source_ip, interface=interface))
self.add_ie(EPSBearerID(ebi=ebi))
def __init__(self,
teid,
source_ip,
nit=0,
sqn=0x00,
ebi=5,
interface=7,
cause=3,
mcc=333,
mnc=88):
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['delete-bearer-request'])
self.set_teid(teid)
self.add_ie(EPSBearerID(ebi=ebi))
self.add_ie(Cause(cause=cause))
self.add_ie(FQCSID(node_id_type=nit, ip=source_ip, mcc=mcc, mnc=mnc))
def __init__(self,
teid,
source_ip,
interface,
sqn=0x00,
p_dns='127.0.0.1',
s_dns="127.0.0.2"):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
t=0x01,
sequence=sqn,
msg_type=GTPmessageTypeDigit['create-session-response'])
self.set_teid(teid)
self.add_ie(FTeid(source_ip, interface))
self.add_ie(Cause())
self.add_ie(BearerContext(ip=source_ip, interface=interface))
self.add_ie(ProtocolConfigurationOptions(p_dns=p_dns, s_dns=s_dns))
self.add_ie(PDNAddressAllocation())
self.add_ie(ApnRestriction())
def __init__(self,
teid,
source_ip="127.0.0.1",
ebi=5,
mcc="333",
interface=7,
mnc="88",
lac=2788,
rac=1,
tac=0,
ecgi=0,
sac=0,
cgi=0):
'''
Constructor
'''
GTPV2MessageBase.__init__(
self,
t=0x01,
msg_type=GTPmessageTypeDigit['delete-session-request'])
self.set_teid(teid)
self.add_ie(EPSBearerID(ebi))
if interface == 10 or interface == 11:
self.add_ie(
UserLocationInformation(mcc=mcc,
mnc=mnc,
lac=lac,
rac=rac,
tac=tac,
ecgi=ecgi,
sac=sac,
cgi=cgi))
#This is not exactly correct. Here MME/SGSN IP should be set within
#their TEID associated to the teid of the tunnel that will be deleted
fteid = FTeid(source_ip, interface)
self.add_ie(fteid)