854d9268e521bbdf2556a474a0e422421ceb95a4
1 # -*- coding: utf-8 -*-
3 # Copyright 2018 Whitestack, LLC
4 # *************************************************************
6 # This file is part of OSM Monitoring module
7 # All Rights Reserved to Whitestack, LLC
9 # Licensed under the Apache License, Version 2.0 (the "License"); you may
10 # not use this file except in compliance with the License. You may obtain
11 # a copy of the License at
13 # http://www.apache.org/licenses/LICENSE-2.0
15 # Unless required by applicable law or agreed to in writing, software
16 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
17 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
18 # License for the specific language governing permissions and limitations
20 # For those usages not covered by the Apache License, Version 2.0 please
21 # contact: bdiaz@whitestack.com or glavado@whitestack.com
23 """A common KafkaConsumer for all MON plugins."""
27 from json
import JSONDecodeError
31 from osm_mon
.core
.auth
import AuthManager
32 from osm_mon
.core
.common_db
import CommonDbClient
33 from osm_mon
.core
.database
import DatabaseManager
34 from osm_mon
.core
.message_bus
.consumer
import Consumer
35 from osm_mon
.core
.message_bus
.producer
import Producer
36 from osm_mon
.core
.response
import ResponseBuilder
38 log
= logging
.getLogger(__name__
)
44 self
.auth_manager
= AuthManager()
45 self
.database_manager
= DatabaseManager()
46 self
.database_manager
.create_tables()
47 self
.common_db
= CommonDbClient()
50 common_consumer
= Consumer("mon-server")
52 topics
= ['alarm_request', 'vim_account']
53 common_consumer
.subscribe(topics
)
55 log
.info("Listening for messages...")
56 for message
in common_consumer
:
57 self
.consume_message(message
)
59 def consume_message(self
, message
):
60 log
.info("Message arrived: %s", message
)
63 values
= json
.loads(message
.value
)
64 except JSONDecodeError
:
65 values
= yaml
.safe_load(message
.value
)
69 if message
.topic
== "vim_account":
70 if message
.key
== "create" or message
.key
== "edit":
71 values
['vim_password'] = self
.common_db
.decrypt_vim_password(values
['vim_password'],
72 values
['schema_version'],
74 self
.auth_manager
.store_auth_credentials(values
)
75 if message
.key
== "delete":
76 self
.auth_manager
.delete_auth_credentials(values
)
78 elif message
.topic
== "alarm_request":
79 if message
.key
== "create_alarm_request":
80 alarm_details
= values
['alarm_create_request']
81 response_builder
= ResponseBuilder()
83 alarm
= self
.database_manager
.save_alarm(
84 alarm_details
['alarm_name'],
85 alarm_details
['threshold_value'],
86 alarm_details
['operation'].lower(),
87 alarm_details
['severity'].lower(),
88 alarm_details
['statistic'].lower(),
89 alarm_details
['metric_name'],
90 alarm_details
['vdu_name'],
91 alarm_details
['vnf_member_index'],
92 alarm_details
['ns_id']
94 response
= response_builder
.generate_response('create_alarm_response',
95 cor_id
=alarm_details
['correlation_id'],
99 log
.exception("Error creating alarm: ")
100 response
= response_builder
.generate_response('create_alarm_response',
101 cor_id
=alarm_details
['correlation_id'],
104 if message
.key
== "delete_alarm_request":
105 alarm_details
= values
['alarm_delete_request']
106 alarm_uuid
= alarm_details
['alarm_uuid']
107 response_builder
= ResponseBuilder()
108 cor_id
= alarm_details
['correlation_id']
110 self
.database_manager
.delete_alarm(alarm_uuid
)
111 response
= response_builder
.generate_response('delete_alarm_response',
116 log
.exception("Error deleting alarm: ")
117 response
= response_builder
.generate_response('delete_alarm_response',
122 self
._publish
_response
(message
.topic
, message
.key
, response
)
125 log
.exception("Exception processing message: ")
127 def _publish_response(self
, topic
: str, key
: str, msg
: dict):
128 topic
= topic
.replace('request', 'response')
129 key
= key
.replace('request', 'response')
130 producer
= Producer()
131 producer
.send(topic
=topic
, key
=key
, value
=json
.dumps(msg
))
132 producer
.flush(timeout
=5)
136 if __name__
== '__main__':