class NatMonitor():
def __init__(self, tenant_id, graph_id, vnf_id):
self.natController = NatController()
self.interfaceController = InterfaceController()
self.natTableController = NatTableController()
self.tenant_id = tenant_id
self.graph_id = graph_id
self.vnf_id = vnf_id
self.configuration_interface = None
self.interfacesMonitor = None
self.natTableMonitor = None
def set_initial_configuration(self, initial_configuration):
curr_interfaces = self.interfaceController.get_interfaces()
self.interfacesMonitor = InterfacesMonitor(self, curr_interfaces)
curr_natTable = self.natController.get_nat_table()
self.natTableMonitor = NatTableMonitor(self, curr_natTable)
logging.debug("Setting initial configuration...")
self.natController.set_configuration(initial_configuration)
logging.debug("Setting initial configuration...done!")
def get_address_of_configuration_interface(self, configuration_interface):
self.configuration_interface = configuration_interface
return self.natController.get_interface_ipv4Configuration_address(
configuration_interface)
def start(self):
threads = []
threads.append(
Thread(target=self.interfacesMonitor.start_monitoring, args=()))
threads.append(
Thread(target=self.natTableMonitor.start_monitoring, args=()))
# Start all threads
for t in threads:
t.start()
# Wait for all of them to finish
for t in threads:
t.join()
def publish_on_bus(self, url, method, data):
msg = self.tenant_id + "." + self.graph_id + "." + self.vnf_id + "/" + url
body = {}
if method is not None:
body['event'] = method.upper()
else:
body['event'] = "PERIODIC"
body['timestamp'] = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
body['data'] = data
MessageBusController().publish_on_bus(
msg, json.dumps(body, indent=4, sort_keys=True))
def put(self):
"""
Update the nat configuration
"""
try:
natController = NatController()
json_data = json.loads(request.data.decode())
natController.set_configuration(json_data)
return Response(status=202)
except Exception as err:
return Response(json.dumps(str(err)), status=500, mimetype="application/json")
def get(self):
"""
Gets the status of the nat
"""
try:
natController = NatController()
json_data = json.dumps(natController.get_full_status())
resp = Response(json_data, status=200, mimetype="application/json")
return resp
except Exception as err:
return Response(json.dumps(str(err)), status=500, mimetype="application/json")
def get(self):
"""
Gets the private-interface
"""
try:
natController = NatController()
json_data = json.dumps(natController.get_private_interface_id())
resp = Response(json_data, status=200, mimetype="application/json")
return resp
except Exception as err:
return Response(json.dumps(str(err)), status=500, mimetype="application/json")
def get(self, id):
"""
Get the mac address
"""
try:
natController = NatController()
json_data = json.dumps(natController.get_arp_table_mac_address(id))
resp = Response(json_data, status=200, mimetype="application/json")
return resp
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def post(self):
"""
Add an arp entry
"""
try:
natController = NatController()
json_data = json.loads(request.data.decode())
natController.add_arp_entry(json_data)
return Response(status=202)
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def __init__(self, tenant_id, graph_id, vnf_id):
self.natController = NatController()
self.interfaceController = InterfaceController()
self.natTableController = NatTableController()
self.tenant_id = tenant_id
self.graph_id = graph_id
self.vnf_id = vnf_id
self.configuration_interface = None
self.interfacesMonitor = None
self.natTableMonitor = None
def delete(self, id):
"""
Remove the configuration of an interface
"""
try:
natController = NatController()
natController.delete_arp_entry(id)
return Response(status=202)
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def delete(self, id):
"""
Remove a Floating IP
"""
try:
natController = NatController()
natController.delete_floating_ip(id)
return Response(status=202)
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def put(self, id):
"""
Update the mac address
"""
try:
natController = NatController()
mac_address = request.data.decode()
natController.update_arp_table_mac_address(id, mac_address)
return Response(status=202)
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def put(self, id):
"""
Update a Floating IP
"""
try:
natController = NatController()
json_data = json.loads(request.data.decode())
natController.update_floating_ip(id, json_data)
return Response(status=202)
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def put(self, id):
"""
Update the Floating IP public address parameter
"""
try:
natController = NatController()
json_data = request.data.decode()
natController.update_floating_ip_public_address(id, json_data)
return Response(status=202)
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def get(self, id=None):
"""
Gets the Floating IP public address parameter
"""
try:
natController = NatController()
json_data = json.dumps(
natController.get_floating_ip_public_address(id))
resp = Response(json_data, status=200, mimetype="application/json")
return resp
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")
def get(self, id=None):
"""
Get a Floating IP
"""
try:
natController = NatController()
if id is None:
json_data = json.dumps(natController.get_all_floating_ip())
else:
json_data = json.dumps(natController.get_floating_ip(id))
resp = Response(json_data, status=200, mimetype="application/json")
return resp
except ValueError as ve:
return Response(json.dumps(str(ve)),
status=404,
mimetype="application/json")
except Exception as err:
return Response(json.dumps(str(err)),
status=500,
mimetype="application/json")