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
77 lines
2.6 KiB
Python
77 lines
2.6 KiB
Python
# -*- encoding: utf-8 -*-
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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 oslo.config import cfg
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from ceilometer import nova_client
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from ceilometer.openstack.common.gettextutils import _
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from ceilometer.openstack.common import log
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from ceilometer import plugin
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LOG = log.getLogger(__name__)
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OPTS = [
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cfg.StrOpt('url_scheme',
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default='snmp://',
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help='URL scheme to use for hardware nodes'),
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cfg.StrOpt('readonly_user_name',
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default='ro_snmp_user',
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help='SNMPd user name of all nodes running in the cloud.'),
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cfg.StrOpt('readonly_user_password',
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default='password',
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help='SNMPd password of all the nodes running in the cloud'),
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]
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cfg.CONF.register_opts(OPTS, group='hardware')
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class NodesDiscoveryTripleO(plugin.DiscoveryBase):
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def __init__(self):
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super(NodesDiscoveryTripleO, self).__init__()
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self.nova_cli = nova_client.Client()
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@staticmethod
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def _address(instance, field):
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return instance.addresses['ctlplane'][0].get(field)
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def discover(self, manager, param=None):
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"""Discover resources to monitor."""
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instances = self.nova_cli.instance_get_all()
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resources = []
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for instance in instances:
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try:
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ip_address = self._address(instance, 'addr')
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final_address = (
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cfg.CONF.hardware.url_scheme +
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cfg.CONF.hardware.readonly_user_name + ':' +
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cfg.CONF.hardware.readonly_user_password + '@' +
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ip_address)
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resource = {
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'resource_id': instance.id,
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'resource_url': final_address,
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'mac_addr': self._address(instance,
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'OS-EXT-IPS-MAC:mac_addr'),
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'image_id': instance.image['id'],
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'flavor_id': instance.flavor['id']
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}
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resources.append(resource)
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except KeyError:
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LOG.error(_("Couldn't obtain IP address of"
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"instance %s") % instance.id)
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return resources
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