-# 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.
# See the License for the specific language governing permissions and
# limitations under the License.
-import json
# import redis
# import requests
-import http.client
+import json
+import ssl
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 o2ims.domain import commands
+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, ocloud
from o2ims.domain.subscription_obj import Subscription, Message2SMO
from o2common.helper import o2logging
logger = o2logging.get_logger(__name__)
+
# # Maybe another MQ server
# r = redis.Redis(**config.get_redis_host_and_port())
cmd: commands.PubMessage2SMO,
uow: AbstractUnitOfWork,
):
- logger.info('In notify_change_to_smo')
+ logger.debug('In notify_change_to_smo')
data = cmd.data
with uow:
+ resource = uow.resources.get(data.id)
+ if resource is None:
+ logger.debug('Resource {} does not exists.'.format(data.id))
+ return
+ res_pool_id = resource.serialize()['resourcePoolId']
+ logger.debug('res pool id is {}'.format(res_pool_id))
+
subs = uow.subscriptions.list()
for sub in subs:
sub_data = sub.serialize()
logger.debug('Subscription: {}'.format(sub_data['subscriptionId']))
-
+ if not sub_data.get('filter', None):
+ callback_smo(sub, data)
+ continue
try:
- resource_filter = json.loads(sub_data['filter'])
- if len(resource_filter) > 0:
- resource = uow.resources.get(data.id)
- logger.debug(type(resource))
- if resource: # TODO deal with resource is empty
- res_type_id = resource.serialize()['resourceTypeId']
- resourcetype = uow.resource_types.get(res_type_id)
- logger.debug(resourcetype.name)
- if resourcetype.name not in resource_filter:
- continue
- except json.decoder.JSONDecodeError as err:
- logger.warning(
- 'subscription filter decode json failed: {}'.format(err))
-
+ args = gen_orm_filter(ocloud.Resource, sub_data['filter'])
+ except KeyError:
+ logger.error(
+ 'Subscription {} filter {} has wrong attribute name '
+ 'or value. Ignore the filter.'.format(
+ sub_data['subscriptionId'], sub_data['filter']))
+ callback_smo(sub, data)
+ continue
+ args.append(ocloud.Resource.resourceId == data.id)
+ ret = uow.resources.list_with_count(res_pool_id, *args)
+ if ret[0] != 0:
+ logger.debug(
+ 'Resource {} skip for subscription {} because of the '
+ 'filter.'
+ .format(data.id, sub_data['subscriptionId']))
+ continue
callback_smo(sub, data)
def callback_smo(sub: Subscription, msg: Message2SMO):
sub_data = sub.serialize()
- callback_data = json.dumps({
+ callback = {
'consumerSubscriptionId': sub_data['consumerSubscriptionId'],
'notificationEventType': msg.notificationEventType,
'objectRef': msg.objectRef,
'updateTime': msg.updatetime
- })
+ }
+ # if msg.notificationEventType in [NotificationEventEnum.DELETE,
+ # NotificationEventEnum.MODIFY]:
+ # callback['priorObjectState'] = {}
+ # if msg.notificationEventType in [NotificationEventEnum.CREATE,
+ # NotificationEventEnum.MODIFY]:
+ # callback['postObjectState'] = {}
+ # logger.warning(callback)
+ callback_data = json.dumps(callback)
logger.info('URL: {}, data: {}'.format(
sub_data['callback'], callback_data))
- # r.publish(sub_data['subscriptionId'], json.dumps({
- # 'consumerSubscriptionId': sub_data['consumerSubscriptionId'],
- # 'notificationEventType': msg.notificationEventType,
- # 'objectRef': msg.objectRef
- # }))
- # try:
- # headers = {'User-Agent': 'Mozilla/5.0'}
- # resp = requests.post(sub_data['callback'], data=callback_data,
- # headers=headers)
- # if resp.status_code == 202 or resp.status_code == 200:
- # logger.info('Notify to SMO successed')
- # return
- # logger.error('Response code is: {}'.format(resp.status_code))
- # except requests.exceptions.HTTPError as err:
- # logger.error('request smo error: {}'.format(err))
+
+ # Call SMO through the SMO callback url
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 to SMO successed with status: {}'.format(status))
+ return
+ logger.error('Notify Response code is: {}'.format(status))
+ except ssl.SSLCertVerificationError as e:
+ logger.debug(
+ 'Notify 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 post data 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 except: {}'.format(e))
+ return False