b0116dbb22
Currently, EndpointDiscovery creates its own keystone client. This patch passes an agent-manager reference into the discoveries, enabling them to reuse the manager's keystone client and possibly other things in the future. Change-Id: I9875f15c4be25c2ac125458caa9a09927afdf3b2 Closes-bug: #1368125
49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
#
|
|
# Copyright 2014 Red Hat, Inc
|
|
#
|
|
# Author: Eoghan Glynn <eglynn@redhat.com>
|
|
#
|
|
# 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.
|
|
|
|
from oslo.config import cfg
|
|
|
|
from ceilometer import nova_client
|
|
from ceilometer import plugin
|
|
|
|
OPTS = [
|
|
cfg.BoolOpt('workload_partitioning',
|
|
default=False,
|
|
help='Enable work-load partitioning, allowing multiple '
|
|
'compute agents to be run simultaneously.')
|
|
]
|
|
cfg.CONF.register_opts(OPTS, group='compute')
|
|
|
|
|
|
class InstanceDiscovery(plugin.DiscoveryBase):
|
|
def __init__(self):
|
|
super(InstanceDiscovery, self).__init__()
|
|
self.nova_cli = nova_client.Client()
|
|
|
|
def discover(self, manager, param=None):
|
|
"""Discover resources to monitor."""
|
|
instances = self.nova_cli.instance_get_all_by_host(cfg.CONF.host)
|
|
return [i for i in instances
|
|
if getattr(i, 'OS-EXT-STS:vm_state', None) != 'error']
|
|
|
|
@property
|
|
def group_id(self):
|
|
if cfg.CONF.compute.workload_partitioning:
|
|
return cfg.CONF.host
|
|
else:
|
|
return None
|