monasca-notification/monasca_notification/types/notifiers.py

120 lines
3.4 KiB
Python

# (C) Copyright 2015,2016 Hewlett Packard Enterprise Development LP
# Copyright 2017 Fujitsu LIMITED
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import time
from debtcollector import removals
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import importutils
log = logging.getLogger(__name__)
CONF = cfg.CONF
possible_notifiers = None
configured_notifiers = None
statsd_counter = None
statsd = None
statsd_timer = None
def init(statsd_obj):
global statsd, statsd_timer, \
possible_notifiers, configured_notifiers,\
statsd_counter
statsd = statsd_obj
statsd_timer = statsd.get_timer()
statsd_counter = {}
configured_notifiers = {}
possible_notifiers = []
def load_plugins():
global possible_notifiers
for plugin_class in CONF.notification_types.enabled:
try:
plugin_class = plugin_class.replace(':', '.')
clz = importutils.import_class(plugin_class)
possible_notifiers.append(clz(logging.getLogger(plugin_class)))
except Exception:
log.exception("unable to load the class %s , ignoring it" %
plugin_class)
def enabled_notifications():
global configured_notifiers
results = []
for key in configured_notifiers:
results.append(key.upper())
return results
@removals.remove(
message='Loading the plugin configuration has been moved to oslo, '
'This method will be fully deleted in future releases',
version='1.9.0',
removal_version='3.0.0'
)
def config():
global possible_notifiers, configured_notifiers, statsd_counter
for notifier in possible_notifiers:
ntype = notifier.type.lower()
configured_notifiers[ntype] = notifier
statsd_counter[ntype] = statsd.get_counter(notifier.statsd_name)
log.info("{} notification ready".format(ntype))
def send_notifications(notifications):
sent = []
failed = []
invalid = []
for notification in notifications:
ntype = notification.type
if ntype not in configured_notifiers:
log.warn("attempting to send unconfigured notification: {}".format(ntype))
invalid.append(notification)
continue
notification.notification_timestamp = time.time()
with statsd_timer.time(ntype + '_time'):
result = send_single_notification(notification)
if result:
sent.append(notification)
statsd_counter[ntype].increment(1)
else:
failed.append(notification)
return sent, failed, invalid
def send_single_notification(notification):
global configured_notifiers
ntype = notification.type
try:
return configured_notifiers[ntype].send_notification(notification)
except Exception:
log.exception("send_notification exception for {}".format(ntype))
return False