Add the PATCH method for the monitoring API

[pti/o2.git] / o2ims / views / alarm_view.py

diff --git a/o2ims/views/alarm_view.py b/o2ims/views/alarm_view.py
index a308429..9f7af04 100644 (file)
--- a/o2ims/views/alarm_view.py
+++ b/o2ims/views/alarm_view.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2021 Wind River Systems, Inc.
+# Copyright (C) 2021-2024 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.
@@ -12,12 +12,19 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
+from datetime import datetime
 import uuid as uuid
 
-from o2common.service import unit_of_work
+from o2common.service import unit_of_work, messagebus
+from o2common.views.view import gen_filter, check_filter
 from o2common.views.pagination_view import Pagination
+from o2common.views.route_exception import BadRequestException, \
+    NotFoundException
+
+from o2ims.domain import events
 from o2ims.views.alarm_dto import SubscriptionDTO
-from o2ims.domain.alarm_obj import AlarmSubscription
+from o2ims.domain.alarm_obj import AlarmSubscription, AlarmEventRecord, \
+    AlarmNotificationEventEnum
 
 from o2common.helper import o2logging
 # from o2common.config import config
@@ -26,9 +33,11 @@ logger = o2logging.get_logger(__name__)
 
 def alarm_event_records(uow: unit_of_work.AbstractUnitOfWork, **kwargs):
     pagination = Pagination(**kwargs)
-    filter_kwargs = pagination.get_filter()
+    query_kwargs = pagination.get_pagination()
+    args = gen_filter(AlarmEventRecord,
+                      kwargs['filter']) if 'filter' in kwargs else []
     with uow:
-        li = uow.alarm_event_records.list_with_count(**filter_kwargs)
+        li = uow.alarm_event_records.list_with_count(*args, **query_kwargs)
     return pagination.get_result(li)
 
 
@@ -39,11 +48,48 @@ def alarm_event_record_one(alarmEventRecordId: str,
         return first.serialize() if first is not None else None
 
 
+def alarm_event_record_ack(alarmEventRecordId: str,
+                           uow: unit_of_work.AbstractUnitOfWork):
+    with uow:
+        alarm_event_record = uow.alarm_event_records.get(alarmEventRecordId)
+        if alarm_event_record is None:
+            return None
+        elif alarm_event_record.alarmAcknowledged == 'true':
+            raise BadRequestException(
+                "Alarm Event Record {} has already been acknowledged."
+                .format(alarmEventRecordId))
+        alarm_event_record.alarmAcknowledged = True
+        alarm_event_record.alarmAcknowledgeTime = datetime.\
+            now().strftime("%Y-%m-%dT%H:%M:%S")
+        bus = messagebus.MessageBus.get_instance()
+        alarm_event_record.events.append(events.AlarmEventPurged(
+            id=alarm_event_record.alarmEventRecordId,
+            notificationEventType=AlarmNotificationEventEnum.ACKNOWLEDGE,
+            updatetime=alarm_event_record.alarmAcknowledgeTime))
+
+        uow.alarm_event_records.update(alarm_event_record)
+        uow.commit()
+
+        result = alarm_event_record.serialize()
+    _handle_events(bus)
+    return result
+
+
+def _handle_events(bus: messagebus.MessageBus):
+    # handle events
+    events = bus.uow.collect_new_events()
+    for event in events:
+        bus.handle(event)
+    return True
+
+
 def subscriptions(uow: unit_of_work.AbstractUnitOfWork, **kwargs):
     pagination = Pagination(**kwargs)
-    filter_kwargs = pagination.get_filter()
+    query_kwargs = pagination.get_pagination()
+    args = gen_filter(AlarmSubscription,
+                      kwargs['filter']) if 'filter' in kwargs else []
     with uow:
-        li = uow.alarm_subscriptions.list_with_count(**filter_kwargs)
+        li = uow.alarm_subscriptions.list_with_count(*args, **query_kwargs)
     return pagination.get_result(li)
 
 
@@ -54,23 +100,40 @@ def subscription_one(subscriptionId: str,
         return first.serialize() if first is not None else None
 
 
-def subscription_create(subscriptionDto: SubscriptionDTO.subscription,
+def subscription_create(subscriptionDto: SubscriptionDTO.subscription_create,
                         uow: unit_of_work.AbstractUnitOfWork):
+    filter = subscriptionDto.get('filter', '')
+    consumer_subs_id = subscriptionDto.get('consumerSubscriptionId', '')
+
+    check_filter(AlarmEventRecord, filter)
 
     sub_uuid = str(uuid.uuid4())
     subscription = AlarmSubscription(
         sub_uuid, subscriptionDto['callback'],
-        subscriptionDto['consumerSubscriptionId'],
-        subscriptionDto['filter'])
+        consumer_subs_id, filter)
     with uow:
+        args = list()
+        args.append(getattr(AlarmSubscription, 'callback')
+                    == subscriptionDto['callback'])
+        args.append(getattr(AlarmSubscription, 'filter') == filter)
+        args.append(getattr(AlarmSubscription,
+                    'consumerSubscriptionId') == consumer_subs_id)
+        count, _ = uow.alarm_subscriptions.list_with_count(*args)
+        if count > 0:
+            raise BadRequestException("The value of parameters is duplicated")
         uow.alarm_subscriptions.add(subscription)
         uow.commit()
-    return {"alarmSubscriptionId": sub_uuid}
+        first = uow.alarm_subscriptions.get(sub_uuid)
+        return first.serialize()
 
 
 def subscription_delete(subscriptionId: str,
                         uow: unit_of_work.AbstractUnitOfWork):
     with uow:
+        first = uow.alarm_subscriptions.get(subscriptionId)
+        if not first:
+            raise NotFoundException(
+                "Alarm Subscription {} not found.".format(subscriptionId))
         uow.alarm_subscriptions.delete(subscriptionId)
         uow.commit()
     return True