122 lines
4.2 KiB
Python
122 lines
4.2 KiB
Python
#!/usr/bin/python
|
|
# Copyright 2015 Mirantis, Inc.
|
|
#
|
|
# 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.
|
|
#
|
|
# Collectd plugin for getting resource statistics from Neutron
|
|
import collectd
|
|
import openstack
|
|
|
|
PLUGIN_NAME = 'neutron'
|
|
INTERVAL = 60
|
|
|
|
|
|
class NeutronStatsPlugin(openstack.CollectdPlugin):
|
|
""" Class to report the statistics on Neutron service.
|
|
|
|
number of networks broken down by status
|
|
number of subnets
|
|
number of ports broken down by owner and status
|
|
number of routers broken down by status
|
|
number of floating IP addresses broken down by free/associated
|
|
"""
|
|
|
|
def config_callback(self, config):
|
|
super(NeutronStatsPlugin, self).config_callback(config)
|
|
|
|
def read_callback(self):
|
|
def groupby_network(x):
|
|
return "networks.%s" % x.get('status', 'unknown').lower()
|
|
|
|
def groupby_router(x):
|
|
return "routers.%s" % x.get('status', 'unknown').lower()
|
|
|
|
def groupby_port(x):
|
|
owner = x.get('device_owner', 'unknown')
|
|
if owner.startswith('network:'):
|
|
owner = owner.replace('network:', '')
|
|
elif owner.startswith('compute:'):
|
|
# The part after 'compute:' is the name of the Nova AZ
|
|
owner = 'compute'
|
|
status = x.get('status', 'unknown').lower()
|
|
return "ports.%s.%s" % (owner, status)
|
|
|
|
def groupby_floating(x):
|
|
if x.get('port_id', None):
|
|
status = 'associated'
|
|
else:
|
|
status = 'free'
|
|
return "floatingips.%s" % status
|
|
|
|
# Networks
|
|
networks = self.get_objects('neutron', 'networks', api_version='v2.0')
|
|
status = self.count_objects_group_by(networks,
|
|
group_by_func=groupby_network)
|
|
for s, nb in status.iteritems():
|
|
self.dispatch_value(s, nb)
|
|
self.dispatch_value('networks', len(networks))
|
|
|
|
# Subnets
|
|
subnets = self.get_objects('neutron', 'subnets', api_version='v2.0')
|
|
self.dispatch_value('subnets', len(subnets))
|
|
|
|
# Ports
|
|
ports = self.get_objects('neutron', 'ports', api_version='v2.0')
|
|
status = self.count_objects_group_by(ports,
|
|
group_by_func=groupby_port)
|
|
for s, nb in status.iteritems():
|
|
self.dispatch_value(s, nb)
|
|
self.dispatch_value('ports', len(ports))
|
|
|
|
# Routers
|
|
routers = self.get_objects('neutron', 'routers', api_version='v2.0')
|
|
status = self.count_objects_group_by(routers,
|
|
group_by_func=groupby_router)
|
|
for s, nb in status.iteritems():
|
|
self.dispatch_value(s, nb)
|
|
self.dispatch_value('routers', len(routers))
|
|
|
|
# Floating IP addresses
|
|
floatingips = self.get_objects('neutron', 'floatingips',
|
|
api_version='v2.0')
|
|
status = self.count_objects_group_by(floatingips,
|
|
group_by_func=groupby_floating)
|
|
for s, nb in status.iteritems():
|
|
self.dispatch_value(s, nb)
|
|
self.dispatch_value('floatingips', len(floatingips))
|
|
|
|
def dispatch_value(self, name, value):
|
|
v = collectd.Values(
|
|
plugin=PLUGIN_NAME, # metric source
|
|
type='gauge',
|
|
type_instance=name,
|
|
interval=INTERVAL,
|
|
# w/a for https://github.com/collectd/collectd/issues/716
|
|
meta={'0': True},
|
|
values=[value]
|
|
)
|
|
v.dispatch()
|
|
|
|
plugin = NeutronStatsPlugin(collectd)
|
|
|
|
|
|
def config_callback(conf):
|
|
plugin.config_callback(conf)
|
|
|
|
|
|
def read_callback():
|
|
plugin.read_callback()
|
|
|
|
collectd.register_config(config_callback)
|
|
collectd.register_read(read_callback, INTERVAL)
|