def createAnswer(self, req, ret_code=None):
ret = DiameterMessage()
ret.request_flag = False
ret.proxiable_flag = req.proxiable_flag
ret.eTe = req.eTe
ret.hBh = req.hBh
ret.application_id = req.application_id
ret.command_code = req.command_code
if ret_code:
tmp = DiameterAVP()
tmp.setCode(268)
tmp.setMandatory(True)
tmp.setInteger32(ret_code)
ret.addAVP(tmp)
self.addOriginHostRealm(ret)
return ret
def app_handler(self, consumed, message):
"""
Watch out for application-Id 0
DPR/DWR will also show up in here
"""
print("app_handler %d %d" % (message.application_id,message.command_code))
print("length %d" % message.message_length)
#watchdog, don't send it up the stack
if message.application_id == 0 and \
message.command_code == 280:
if message.request_flag:
answ = message.createAnswer()
tmp = DiameterAVP()
tmp.setCode(268)
tmp.setMandatory(True)
tmp.setInteger32(2001)
answ.addAVP(tmp)
self.stack.sendByPeer(self.peer, answ, False)
return
self.stack.handleIncomingMessage(self.peer, message)
def createAnswer(self, req, ret_code=None):
ret = DiameterMessage()
ret.request_flag = False
ret.proxiable_flag = req.proxiable_flag
ret.eTe = req.eTe
ret.hBh = req.hBh
ret.application_id = req.application_id
ret.command_code = req.command_code
if ret_code:
tmp = DiameterAVP()
tmp.setCode(268)
tmp.setMandatory(True)
tmp.setInteger32(ret_code)
ret.addAVP(tmp)
self.addOriginHostRealm(ret)
return ret
def createRequest(self, application, code, auth=False, acct=False, vendor_id=None):
_log.debug("Creating Diameter message with command code %d", code)
ret = DiameterMessage()
ret.request_flag = True
ret.eTe = self.nextEtE()
ret.hBh = self.nextHbH()
ret.application_id = application
ret.command_code = code
self.addOriginHostRealm(ret)
if vendor_id:
app_container = DiameterAVP()
app_container.setCode(260)
app_container.setMandatory(True)
tmp = DiameterAVP()
tmp.setCode(266)
tmp.setMandatory(True)
tmp.setInteger32(vendor_id)
app_container.addAVP(tmp)
else:
app_container = ret
if auth:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
app_container.addAVP(tmp)
elif acct:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
app_container.addAVP(tmp)
if app_container != ret:
ret.addAVP(app_container)
return ret
def addOriginHostRealm(self, msg):
origin_host = DiameterAVP()
origin_host.setCode(264)
origin_host.setMandatory(True)
origin_host.setOctetString(self.identity)
msg.addAVP(origin_host)
origin_realm = DiameterAVP()
origin_realm.setCode(296)
origin_realm.setMandatory(True)
origin_realm.setOctetString(self.realm)
msg.addAVP(origin_realm)
def send_cer(self, consumed, message):
msg = self.stack.createRequest(0, 257)
# vendorid
tmp = DiameterAVP()
tmp.setCode(266)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.vendor_id)
msg.addAVP(tmp)
# productname
tmp = DiameterAVP()
tmp.setCode(269)
tmp.setMandatory(True)
tmp.setOctetString(self.stack.product_name)
msg.addAVP(tmp)
# firmware
tmp = DiameterAVP()
tmp.setCode(267)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.firmware_revision)
msg.addAVP(tmp)
# host ip
tmp = DiameterAVP()
tmp.setCode(257)
tmp.setMandatory(True)
tmp.setIPV4(self.stack.ip4_address)
msg.addAVP(tmp)
# get supported vendors from stack
for vendor in self.stack.supported_vendors:
supp = DiameterAVP()
supp.setCode(265)
supp.setMandatory(True)
supp.setInteger32(vendor)
msg.addAVP(supp)
# get applications from stack
for apps in [self.stack.auth_apps, self.stack.acct_apps]:
for app in apps:
# Build *-Application-Id AVP
app_id = DiameterAVP()
if apps == self.stack.auth_apps:
# App is for authentication, so use Auth-Application-Id AVP code
app_id.setCode(258)
_log.debug("CER Auth-Application-Id %d", app[1])
else:
# App is for accounting, so use Acct-Application-Id AVP code
app_id.setCode(259)
_log.debug("CER Acct-Application-Id %d", app[1])
app_id.setMandatory(True)
app_id.setInteger32(app[1])
if app[0]:
tmp = DiameterAVP()
tmp.setCode(260)
tmp.setMandatory(True)
# vendor
v = DiameterAVP()
v.setCode(266)
v.setMandatory(True)
v.setInteger32(app[0])
tmp.addAVP(v)
tmp.addAVP(app_id)
msg.addAVP(tmp)
else:
msg.addAVP(app_id)
_log.debug("Send CEA")
self.stack.sendByPeer(self.peer, msg, False)
self.run = self.receive_cea
def createRequest(self, application, code, auth=False, acct=False):
ret = DiameterMessage()
ret.request_flag = True
ret.eTe = self.nextEtE()
ret.hBh = self.nextHbH()
ret.application_id = application
ret.command_code = code
origin_host = DiameterAVP()
origin_host.setCode(264)
origin_host.setMandatory(True)
origin_host.setOctetString(self.identity)
ret.addAVP(origin_host)
origin_realm = DiameterAVP()
origin_realm.setCode(296)
origin_realm.setMandatory(True)
origin_realm.setOctetString(self.realm)
ret.addAVP(origin_realm)
if auth:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
ret.addAVP(tmp)
elif acct:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
ret.addAVP(tmp)
return ret
def send_cer(self, consumed, message):
msg = self.stack.createRequest(0, 257)
#vendorid
tmp = DiameterAVP()
tmp.setCode(266)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.vendor_id)
msg.addAVP(tmp)
#productname
tmp = DiameterAVP()
tmp.setCode(269)
tmp.setMandatory(True)
tmp.setOctetString(self.stack.product_name)
msg.addAVP(tmp)
#firmware
tmp = DiameterAVP()
tmp.setCode(267)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.firmware_revision)
msg.addAVP(tmp)
#host ip
tmp = DiameterAVP()
tmp.setCode(257)
tmp.setMandatory(True)
tmp.setIPV4(self.stack.ip4_address)
msg.addAVP(tmp)
#get supported vendors from stack
for vendor in self.stack.supported_vendors:
supp = DiameterAVP()
supp.setCode(265)
supp.setMandatory(True)
supp.setInteger32(vendor)
msg.addAVP(supp)
#get applications from stack
for apps in [self.stack.auth_apps, self.stack.acct_apps]:
for app in apps:
# Build *-Application-Id AVP
app_id = DiameterAVP()
if apps == self.stack.auth_apps:
# App is for authentication, so use Auth-Application-Id AVP code
app_id.setCode(258)
else:
# App is for accounting, so use Acct-Application-Id AVP code
app_id.setCode(259)
app_id.setMandatory(True)
app_id.setInteger32(app[1])
if app[0]:
tmp = DiameterAVP()
tmp.setCode(260)
tmp.setMandatory(True)
#vendor
v = DiameterAVP()
v.setCode(266)
v.setMandatory(True)
v.setInteger32(app[0])
tmp.addAVP(v)
tmp.addAVP(app_id)
msg.addAVP(tmp)
else:
msg.addAVP(app_id)
self.stack.sendByPeer(self.peer, msg, False)
self.run = self.receive_cea
def createRequest(self, application, code, auth=False, acct=False, vendor_id=None):
_log.debug("Creating Diameter message with command code %d", code)
ret = DiameterMessage()
ret.request_flag = True
ret.eTe = self.nextEtE()
ret.hBh = self.nextHbH()
ret.application_id = application
ret.command_code = code
self.addOriginHostRealm(ret)
if vendor_id:
app_container = DiameterAVP()
app_container.setCode(260)
app_container.setMandatory(True)
tmp = DiameterAVP()
tmp.setCode(266)
tmp.setMandatory(True)
tmp.setInteger32(vendor_id)
app_container.addAVP(tmp)
else:
app_container = ret
if auth:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
app_container.addAVP(tmp)
elif acct:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
app_container.addAVP(tmp)
if app_container != ret:
ret.addAVP(app_container)
return ret
def addOriginHostRealm(self, msg):
origin_host = DiameterAVP()
origin_host.setCode(264)
origin_host.setMandatory(True)
origin_host.setOctetString(self.identity)
msg.addAVP(origin_host)
origin_realm = DiameterAVP()
origin_realm.setCode(296)
origin_realm.setMandatory(True)
origin_realm.setOctetString(self.realm)
msg.addAVP(origin_realm)
def createRequest(self, application, code, auth=False, acct=False):
ret = DiameterMessage()
ret.request_flag = True
ret.eTe = self.nextEtE()
ret.hBh = self.nextHbH()
ret.application_id = application
ret.command_code = code
origin_host = DiameterAVP()
origin_host.setCode(264)
origin_host.setMandatory(True)
origin_host.setOctetString(self.identity)
ret.addAVP(origin_host)
origin_realm = DiameterAVP()
origin_realm.setCode(296)
origin_realm.setMandatory(True)
origin_realm.setOctetString(self.realm)
ret.addAVP(origin_realm)
if auth:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
ret.addAVP(tmp)
elif acct:
tmp = DiameterAVP()
tmp.setCode(258)
tmp.setMandatory(True)
tmp.setInteger32(application)
ret.addAVP(tmp)
return ret
def send_cer(self, consumed, message):
msg = self.stack.createRequest(0, 257)
#vendorid
tmp = DiameterAVP()
tmp.setCode(266)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.vendor_id)
msg.addAVP(tmp)
#productname
tmp = DiameterAVP()
tmp.setCode(269)
tmp.setMandatory(True)
tmp.setOctetString(self.stack.product_name)
msg.addAVP(tmp)
#firmware
tmp = DiameterAVP()
tmp.setCode(267)
tmp.setMandatory(True)
tmp.setInteger32(self.stack.firmware_revision)
msg.addAVP(tmp)
#host ip
tmp = DiameterAVP()
tmp.setCode(257)
tmp.setMandatory(True)
tmp.setIPV4(self.stack.ip4_address)
msg.addAVP(tmp)
#get applications from stack
apps = self.stack.applications.keys()
for app in apps:
#acct
acc = DiameterAVP()
acc.setCode(259)
acc.setMandatory(True)
acc.setInteger32(app[1])
#auth
auth = DiameterAVP()
auth.setCode(258)
auth.setMandatory(True)
auth.setInteger32(app[1])
if app[0]:
tmp = DiameterAVP()
tmp.setCode(260)
tmp.setMandatory(True)
#vendor
v = DiameterAVP()
v.setCode(266)
v.setMandatory(True)
v.setInteger32(app[0])
tmp.addAVP(v)
tmp.addAVP(auth)
tmp.addAVP(acc)
msg.addAVP(tmp)
msg.addAVP(v)
else:
msg.addAVP(auth)
msg.addAVP(acc)
self.stack.sendByPeer(self.peer, msg, False)
self.run = self.receive_cea
