e94511cd25
This option allows to configure Number of times nova or ironic client should retry on any failed http call. Default value for this new option is "3". Change-Id: I795ee7ca729646be0411a1232bf218015c65010f Closes-Bug: #1883712
151 lines
6.2 KiB
Python
151 lines
6.2 KiB
Python
# Copyright (c) 2019 OpenStack Foundation.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from keystoneauth1 import loading as ks_loading
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from neutron_lib.api.definitions import port as port_def
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from neutron_lib.api.definitions import portbindings as portbindings_def
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from neutron_lib.callbacks import events
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from neutron_lib.callbacks import registry
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from neutron_lib.callbacks import resources
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from neutron_lib import constants as n_const
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from openstack import connection
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from openstack import exceptions as os_exc
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from oslo_config import cfg
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from oslo_log import log as logging
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from neutron.notifiers import batch_notifier
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LOG = logging.getLogger(__name__)
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BAREMETAL_EVENT_TYPE = 'network'
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IRONIC_API_VERSION = 'latest'
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IRONIC_SESSION = None
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IRONIC_CONF_SECTION = 'ironic'
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IRONIC_CLIENT_VERSION = 1
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@registry.has_registry_receivers
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class Notifier(object):
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_instance = None
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@classmethod
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def get_instance(cls):
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if cls._instance is None:
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cls._instance = cls()
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return cls._instance
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def __init__(self):
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self.batch_notifier = batch_notifier.BatchNotifier(
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cfg.CONF.send_events_interval, self.send_events)
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self.irclient = self._get_ironic_client()
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def _get_session(self, group):
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auth = ks_loading.load_auth_from_conf_options(cfg.CONF, group)
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session = ks_loading.load_session_from_conf_options(
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cfg.CONF, group, auth=auth)
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return session
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def _get_ironic_client(self):
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"""Get Ironic client instance."""
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global IRONIC_SESSION
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if not IRONIC_SESSION:
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IRONIC_SESSION = self._get_session(IRONIC_CONF_SECTION)
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return connection.Connection(
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session=IRONIC_SESSION, oslo_conf=cfg.CONF,
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connect_retries=cfg.CONF.http_retries).baremetal
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def send_events(self, batched_events):
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try:
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response = self.irclient.post('/events',
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json={'events': batched_events},
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microversion='1.54')
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os_exc.raise_from_response(response)
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except Exception as e:
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LOG.exception('Error encountered posting the event to '
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'ironic. {error}'.format(error=e))
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@registry.receives(resources.PORT, [events.AFTER_UPDATE])
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def process_port_update_event(self, resource, event, trigger,
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original_port=None, port=None,
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**kwargs):
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# We only want to notify about baremetal ports.
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if not (port[portbindings_def.VNIC_TYPE] ==
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portbindings_def.VNIC_BAREMETAL):
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# TODO(TheJulia): Add the smartnic flag at some point...
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return
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original_port_status = original_port['status']
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current_port_status = port['status']
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port_event = None
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if (original_port_status == n_const.PORT_STATUS_ACTIVE and
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current_port_status in [n_const.PORT_STATUS_DOWN,
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n_const.PORT_STATUS_ERROR]):
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port_event = 'unbind_port'
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elif (original_port_status == n_const.PORT_STATUS_DOWN and
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current_port_status in [n_const.PORT_STATUS_ACTIVE,
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n_const.PORT_STATUS_ERROR]):
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port_event = 'bind_port'
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LOG.debug('Queuing event for {event_type} for port {port} '
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'for status {status}.'.format(event_type=port_event,
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port=port['id'],
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status=current_port_status))
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if port_event:
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notify_event = {
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'event': '.'.join([BAREMETAL_EVENT_TYPE, port_event]),
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'port_id': port['id'],
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'mac_address': port[port_def.PORT_MAC_ADDRESS],
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'status': current_port_status,
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'device_id': port['device_id'],
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'binding:host_id': port[portbindings_def.HOST_ID],
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'binding:vnic_type': port[portbindings_def.VNIC_TYPE]
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}
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# Filter keys with empty string as value. In case a type UUID field
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# or similar is not set the API won't accept empty string.
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self.batch_notifier.queue_event(
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{k: v for k, v in notify_event.items() if v != ''})
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@registry.receives(resources.PORT, [events.AFTER_DELETE])
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def process_port_delete_event(self, resource, event, trigger,
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original_port=None, port=None,
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**kwargs):
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# We only want to notify about baremetal ports.
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if not (port[portbindings_def.VNIC_TYPE] ==
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portbindings_def.VNIC_BAREMETAL):
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# TODO(TheJulia): Add the smartnic flag at some point...
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return
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port_event = 'delete_port'
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LOG.debug('Queuing event for {event_type} for port {port} '
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'for status {status}.'.format(event_type=port_event,
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port=port['id'],
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status='DELETED'))
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notify_event = {
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'event': '.'.join([BAREMETAL_EVENT_TYPE, port_event]),
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'port_id': port['id'],
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'mac_address': port[port_def.PORT_MAC_ADDRESS],
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'status': 'DELETED',
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'device_id': port['device_id'],
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'binding:host_id': port[portbindings_def.HOST_ID],
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'binding:vnic_type': port[portbindings_def.VNIC_TYPE]
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}
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# Filter keys with empty string as value. In case a type UUID field
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# or similar is not set the API won't accept empty string.
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self.batch_notifier.queue_event(
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{k: v for k, v in notify_event.items() if v != ''})
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