101 lines
3.0 KiB
Python
101 lines
3.0 KiB
Python
#!/usr/bin/python
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# Copyright 2015 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Collectd plugin for getting statistics from Keystone
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import collectd
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import collectd_openstack as openstack
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PLUGIN_NAME = 'keystone'
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INTERVAL = openstack.INTERVAL
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class KeystoneStatsPlugin(openstack.CollectdPlugin):
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""" Class to report the statistics on Keystone service.
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number of tenants, users broken down by state
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number of roles
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"""
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def __init__(self, *args, **kwargs):
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super(KeystoneStatsPlugin, self).__init__(*args, **kwargs)
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self.plugin = PLUGIN_NAME
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self.interval = INTERVAL
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def itermetrics(self):
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def groupby(d):
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return 'enabled' if d.get('enabled') else 'disabled'
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# tenants
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r = self.get('keystone', 'projects')
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if not r:
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self.logger.warning('Could not find Keystone tenants')
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return
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tenants_details = r.json().get('projects', [])
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status = self.count_objects_group_by(tenants_details,
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group_by_func=groupby)
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for s, nb in status.iteritems():
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yield {
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'type_instance': 'tenants',
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'values': nb,
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'meta': {'state': s},
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}
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# users
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r = self.get('keystone', 'users')
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if not r:
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self.logger.warning('Could not find Keystone users')
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return
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users_details = r.json().get('users', [])
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status = self.count_objects_group_by(users_details,
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group_by_func=groupby)
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for s, nb in status.iteritems():
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yield {
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'type_instance': 'users',
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'values': nb,
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'meta': {'state': s},
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}
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# roles
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r = self.get('keystone', 'roles')
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if not r:
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self.logger.warning('Could not find Keystone roles')
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return
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roles = r.json().get('roles', [])
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yield {
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'type_instance': 'roles',
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'values': len(roles),
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}
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plugin = KeystoneStatsPlugin(collectd, PLUGIN_NAME,
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disable_check_metric=True)
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def config_callback(conf):
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plugin.config_callback(conf)
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def notification_callback(notification):
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plugin.notification_callback(notification)
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def read_callback():
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plugin.conditional_read_callback()
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collectd.register_config(config_callback)
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collectd.register_notification(notification_callback)
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collectd.register_read(read_callback, INTERVAL)
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