X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_mon%2Fplugins%2FOpenStack%2FAodh%2Fnotifier.py;h=a1c85e61f4b49e45bd1e9ba626f6ef0ae30ab47c;hb=93699898c51364cde193d8d441f4aed45670e7bf;hp=ad12adaefceedb5d368abe72dd52e3e0562f11ad;hpb=effeb7c52a650308e47ef3eb0ded8315f21f9cba;p=osm%2FMON.git
diff --git a/osm_mon/plugins/OpenStack/Aodh/notifier.py b/osm_mon/plugins/OpenStack/Aodh/notifier.py
index ad12ada..a1c85e6 100644
--- a/osm_mon/plugins/OpenStack/Aodh/notifier.py
+++ b/osm_mon/plugins/OpenStack/Aodh/notifier.py
@@ -23,33 +23,38 @@
#
"""A Webserver to send alarm notifications from Aodh to the SO."""
import json
-
import logging
-
import os
-
import sys
-
import time
-from BaseHTTPServer import BaseHTTPRequestHandler
-from BaseHTTPServer import HTTPServer
+from six.moves.BaseHTTPServer import BaseHTTPRequestHandler
+from six.moves.BaseHTTPServer import HTTPServer
# Initialise a logger for alarm notifier
-logging.basicConfig(filename='aodh_notify.log',
- format='%(asctime)s %(message)s',
- datefmt='%m/%d/%Y %I:%M:%S %p', filemode='a',
- level=logging.INFO)
+from osm_mon.core.message_bus.producer import Producer
+from osm_mon.core.settings import Config
+
+cfg = Config.instance()
+
+logging.basicConfig(stream=sys.stdout,
+ format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+ datefmt='%m/%d/%Y %I:%M:%S %p',
+ level=logging.getLevelName(cfg.OSMMON_LOG_LEVEL))
log = logging.getLogger(__name__)
-sys.path.insert(0, os.path.abspath('../'))
+kafka_logger = logging.getLogger('kafka')
+kafka_logger.setLevel(logging.getLevelName(cfg.OSMMON_KAFKA_LOG_LEVEL))
+kafka_formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+kafka_handler = logging.StreamHandler(sys.stdout)
+kafka_handler.setFormatter(kafka_formatter)
+kafka_logger.addHandler(kafka_handler)
-from osm_mon.core.message_bus.producer import KafkaProducer
+sys.path.append(os.path.abspath(os.path.join(os.path.realpath(__file__), '..', '..', '..', '..', '..')))
-from osm_mon.plugins.OpenStack.Aodh.alarming import Alarming
-from osm_mon.plugins.OpenStack.common import Common
-from osm_mon.plugins.OpenStack.response import OpenStack_Response
-from osm_mon.plugins.OpenStack.settings import Config
+from osm_mon.core.database import DatabaseManager
+
+from osm_mon.plugins.OpenStack.response import OpenStackResponseBuilder
class NotifierHandler(BaseHTTPRequestHandler):
@@ -64,7 +69,6 @@ class NotifierHandler(BaseHTTPRequestHandler):
def do_GET(self):
"""Get request functionality."""
self._set_headers()
- self.wfile.write("hi!
")
def do_POST(self):
"""POST request function."""
@@ -73,61 +77,56 @@ class NotifierHandler(BaseHTTPRequestHandler):
# Gets the size of data
content_length = int(self.headers['Content-Length'])
post_data = self.rfile.read(content_length)
- self.wfile.write("POST!
")
- log.info("This alarm was triggered: %s", json.loads(post_data))
-
- # Generate a notify_alarm response for the SO
- self.notify_alarm(json.loads(post_data))
+ # Python 2/3 string compatibility
+ try:
+ post_data = post_data.decode()
+ except AttributeError:
+ pass
+ log.info("This alarm was triggered: %s", post_data)
+
+ # Send alarm notification to message bus
+ try:
+ self.notify_alarm(json.loads(post_data))
+ except Exception:
+ log.exception("Error notifying alarm")
def notify_alarm(self, values):
- """Send a notifcation repsonse message to the SO."""
- # Initialiase configuration and authentication for response message
- config = Config.instance()
- config.read_environ("aodh")
- self._alarming = Alarming()
- self._common = Common()
- self._response = OpenStack_Response()
- self._producer = KafkaProducer('alarm_response')
+ """Sends alarm notification message to bus."""
+
+ # Initialise configuration and authentication for response message
+ response = OpenStackResponseBuilder()
+
+ database_manager = DatabaseManager()
alarm_id = values['alarm_id']
- auth_token = self._common._authenticate()
- endpoint = self._common.get_endpoint("alarming")
-
- # If authenticated generate and send response message
- if (auth_token is not None and endpoint is not None):
- url = "{}/v2/alarms/%s".format(endpoint) % alarm_id
-
- # Get the resource_id of the triggered alarm
- result = self._common._perform_request(
- url, auth_token, req_type="get")
- alarm_details = json.loads(result.text)
- gnocchi_rule = alarm_details['gnocchi_resources_threshold_rule']
- resource_id = gnocchi_rule['resource_id']
-
- # Process an alarm notification if resource_id is valid
- if resource_id is not None:
- # Get date and time for response message
- a_date = time.strftime("%d-%m-%Y") + " " + time.strftime("%X")
- # Try generate and send response
- try:
- resp_message = self._response.generate_response(
- 'notify_alarm', a_id=alarm_id,
- r_id=resource_id,
- sev=values['severity'], date=a_date,
- state=values['current'], vim_type="OpenStack")
- self._producer.notify_alarm(
- 'notify_alarm', resp_message, 'alarm_response')
- log.info("Sent an alarm response to SO: %s", resp_message)
- except Exception as exc:
- log.warn("Couldn't notify SO of the alarm: %s", exc)
- else:
- log.warn("No resource_id for alarm; no SO response sent.")
- else:
- log.warn("Authentication failure; SO notification not sent.")
+ alarm = database_manager.get_alarm(alarm_id, 'openstack')
+ # Process an alarm notification if resource_id is valid
+ # Get date and time for response message
+ a_date = time.strftime("%d-%m-%Y") + " " + time.strftime("%X")
+ # Generate and send response
+ resp_message = response.generate_response(
+ 'notify_alarm',
+ alarm_id=alarm_id,
+ vdu_name=alarm.vdu_name,
+ vnf_member_index=alarm.vnf_member_index,
+ ns_id=alarm.ns_id,
+ metric_name=alarm.metric_name,
+ operation=alarm.operation,
+ threshold_value=alarm.threshold,
+ sev=values['severity'],
+ date=a_date,
+ state=values['current'])
+ self._publish_response('notify_alarm', json.dumps(resp_message))
+ log.info("Sent alarm notification: %s", resp_message)
+
+ def _publish_response(self, key: str, msg: str):
+ producer = Producer()
+ producer.send(topic='alarm_response', key=key, value=msg)
+ producer.flush()
def run(server_class=HTTPServer, handler_class=NotifierHandler, port=8662):
- """Run the webserver application to retreive alarm notifications."""
+ """Run the webserver application to retrieve alarm notifications."""
try:
server_address = ('', port)
httpd = server_class(server_address, handler_class)
@@ -135,7 +134,8 @@ def run(server_class=HTTPServer, handler_class=NotifierHandler, port=8662):
log.info("Starting alarm notifier server on port: %s", port)
httpd.serve_forever()
except Exception as exc:
- log.warn("Failed to start webserver, %s", exc)
+ log.warning("Failed to start webserver, %s", exc)
+
if __name__ == "__main__":
from sys import argv