blob: ddd1e31349a365b2586985aa09b56a129199f3a6 [file] [log] [blame]
Matteo Scandoload0c1752018-08-09 15:47:16 -07001
2# Copyright 2017-present Open Networking Foundation
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8# http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16import json
17import time
18import os
19import sys
20from synchronizers.new_base.eventstep import EventStep
21from synchronizers.new_base.modelaccessor import VOLTService, RCORDSubscriber, model_accessor
Matteo Scandolode8cfa82018-10-16 13:49:05 -070022from helpers import AttHelpers
Matteo Scandoload0c1752018-08-09 15:47:16 -070023
24class SubscriberDhcpEventStep(EventStep):
25 topics = ["dhcp.events"]
26 technology = "kafka"
27
28 def __init__(self, *args, **kwargs):
29 super(SubscriberDhcpEventStep, self).__init__(*args, **kwargs)
30
Matteo Scandoload0c1752018-08-09 15:47:16 -070031 def process_event(self, event):
32 value = json.loads(event.value)
33
Matteo Scandolode8cfa82018-10-16 13:49:05 -070034 onu_sn = AttHelpers.get_onu_sn(value)
35 si = AttHelpers.get_si_by_sn(onu_sn)
Matteo Scandoload0c1752018-08-09 15:47:16 -070036
Matteo Scandolode8cfa82018-10-16 13:49:05 -070037 if not si:
38 self.log.exception("dhcp.events: Cannot find att-workflow-driver service instance for this event", kafka_event=value)
39 raise Exception("dhcp.events: Cannot find att-workflow-driver service instance for this event")
Matteo Scandoload0c1752018-08-09 15:47:16 -070040
Matteo Scandolode8cfa82018-10-16 13:49:05 -070041 self.log.info("dhcp.events: Got event for subscriber", event_value=value, onu_sn=onu_sn, si=si)
Matteo Scandoload0c1752018-08-09 15:47:16 -070042
Matteo Scandolode8cfa82018-10-16 13:49:05 -070043 si.dhcp_state = value["messageType"];
44 si.ip_address = value["ipAddress"];
45 si.mac_address = value["macAddress"];
Andy Bavier0d631eb2018-10-17 18:05:04 -070046 si.save_changed_fields(always_update_timestamp=True)
Matteo Scandolode8cfa82018-10-16 13:49:05 -070047 # subscriber = RCORDSubscriber.objects.get(onu_device=onu_sn)
48 #
49 #
50 # # NOTE it will be better to update the SI and use the model policy to update the subscriber,
51 # # if this fails for any reason the event is lost
52 #
53 # if value["messageType"] == "DHCPACK":
54 #
55 # # FIXME apparently it's always saving
56 # subscriber.ip_address = value["ipAddress"]
57 # subscriber.mac_address = value["macAddress"]
58 # subscriber.save()