X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=o2ims%2Fservice%2Fcommand%2Fnotify_alarm_handler.py;h=8ee4dd8a682e64b87803633e579c025fd5789907;hb=f9746f13be900f5ad7e9e2a9dbf7527e74b5d428;hp=b2ca61c209ff67b14e76f6ed9aca8c10c40f010a;hpb=d2f6cc674bf3623caf114a8d7709e70d55ec9340;p=pti%2Fo2.git

diff --git a/o2ims/service/command/notify_alarm_handler.py b/o2ims/service/command/notify_alarm_handler.py
index b2ca61c..8ee4dd8 100644
--- a/o2ims/service/command/notify_alarm_handler.py
+++ b/o2ims/service/command/notify_alarm_handler.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Wind River Systems, Inc.
+# Copyright (C) 2021-2022 Wind River Systems, Inc.
 #
 #  Licensed under the Apache License, Version 2.0 (the "License");
 #  you may not use this file except in compliance with the License.
@@ -12,16 +12,23 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-import json
 # import redis
 # import requests
-import http.client
+import ssl
+import json
 from urllib.parse import urlparse
 
 # from o2common.config import config
+from o2common.domain.filter import gen_orm_filter
 from o2common.service.unit_of_work import AbstractUnitOfWork
+from o2common.service.command.handler import get_https_conn_default
+from o2common.service.command.handler import get_http_conn
+from o2common.service.command.handler import get_https_conn_selfsigned
+from o2common.service.command.handler import post_data
+
 from o2ims.domain import commands
-from o2ims.domain.alarm_obj import AlarmSubscription, AlarmEvent2SMO
+from o2ims.domain.alarm_obj import AlarmSubscription, AlarmEvent2SMO, \
+    AlarmEventRecord
 
 from o2common.helper import o2logging
 logger = o2logging.get_logger(__name__)
@@ -31,7 +38,7 @@ def notify_alarm_to_smo(
     cmd: commands.PubAlarm2SMO,
     uow: AbstractUnitOfWork,
 ):
-    logger.info('In notify_alarm_to_smo')
+    logger.debug('In notify_alarm_to_smo')
     data = cmd.data
     with uow:
         subs = uow.alarm_subscriptions.list()
@@ -40,6 +47,30 @@ def notify_alarm_to_smo(
             logger.debug('Alarm Subscription: {}'.format(
                 sub_data['alarmSubscriptionId']))
 
+            alarm = uow.alarm_event_records.get(data.id)
+            if alarm is None:
+                logger.debug('Alarm Event {} does not exists.'.format(data.id))
+                continue
+            if sub_data.get('filter', None):
+                try:
+                    args = gen_orm_filter(AlarmEventRecord, sub_data['filter'])
+                except KeyError:
+                    logger.warning(
+                        'Alarm Subscription {} filter {} has wrong attribute '
+                        'name or value. Ignore the filter'.format(
+                            sub_data['alarmSubscriptionId'],
+                            sub_data['filter']))
+                    callback_smo(sub, data)
+                    continue
+                args.append(AlarmEventRecord.alarmEventRecordId == data.id)
+                ret = uow.alarm_event_records.list_with_count(*args)
+                if ret[0] != 0:
+                    logger.debug(
+                        'Alarm Event {} skip for subscription {} because of '
+                        'the filter.'
+                        .format(data.id, sub_data['alarmSubscriptionId']))
+                    continue
+
             callback_smo(sub, data)
 
 
@@ -54,14 +85,31 @@ def callback_smo(sub: AlarmSubscription, msg: AlarmEvent2SMO):
     logger.info('URL: {}, data: {}'.format(
         sub_data['callback'], callback_data))
     o = urlparse(sub_data['callback'])
-    conn = http.client.HTTPConnection(o.netloc)
-    headers = {'Content-type': 'application/json'}
-    conn.request('POST', o.path, callback_data, headers)
-    resp = conn.getresponse()
-    data = resp.read().decode('utf-8')
-    # json_data = json.loads(data)
-    if resp.status == 202 or resp.status == 200:
-        logger.info('Notify to SMO successed, response code {} {}, data {}'.
-                    format(resp.status, resp.reason, data))
-        return
-    logger.error('Response code is: {}'.format(resp.status))
+    if o.scheme == 'https':
+        conn = get_https_conn_default(o.netloc)
+    else:
+        conn = get_http_conn(o.netloc)
+    try:
+        rst, status = post_data(conn, o.path, callback_data)
+        if rst is True:
+            logger.info(
+                'Notify alarm to SMO successed with status: {}'.format(status))
+            return
+        logger.error('Notify alarm Response code is: {}'.format(status))
+    except ssl.SSLCertVerificationError as e:
+        logger.debug(
+            'Notify alarm try to post data with trusted ca \
+                failed: {}'.format(e))
+        if 'self signed' in str(e):
+            conn = get_https_conn_selfsigned(o.netloc)
+            try:
+                return post_data(conn, o.path, callback_data)
+            except Exception as e:
+                logger.info(
+                    'Notify alarm with self-signed ca failed: {}'.format(e))
+                # TODO: write the status to extension db table.
+                return False
+        return False
+    except Exception as e:
+        logger.critical('Notify alarm except: {}'.format(e))
+        return False