1169 lines
43 KiB
Python
1169 lines
43 KiB
Python
# 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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import logging
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import threading
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from ceilometerclient import client as ceilometer_client
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from django.conf import settings
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from django.utils import datastructures
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from openstack_dashboard.api import base
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from openstack_dashboard.api import keystone
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from openstack_dashboard.api import nova
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LOG = logging.getLogger(__name__)
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def get_flavor_names(request):
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# TODO(lsmola) The flavors can be set per project,
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# so it should show only valid ones.
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try:
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flavors = nova.flavor_list(request, None)
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return [f.name for f in flavors]
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except Exception:
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return ['m1.tiny', 'm1.small', 'm1.medium',
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'm1.large', 'm1.xlarge']
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def is_iterable(var):
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"""Return True if the given is list or tuple."""
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return (isinstance(var, (list, tuple)) or
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issubclass(var.__class__, (list, tuple)))
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def make_query(user_id=None, tenant_id=None, resource_id=None,
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user_ids=None, tenant_ids=None, resource_ids=None):
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"""Returns query built form given parameters.
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This query can be then used for querying resources, meters and
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statistics.
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:Parameters:
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- `user_id`: user_id, has a priority over list of ids
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- `tenant_id`: tenant_id, has a priority over list of ids
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- `resource_id`: resource_id, has a priority over list of ids
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- `user_ids`: list of user_ids
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- `tenant_ids`: list of tenant_ids
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- `resource_ids`: list of resource_ids
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"""
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user_ids = user_ids or []
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tenant_ids = tenant_ids or []
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resource_ids = resource_ids or []
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query = []
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if user_id:
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user_ids = [user_id]
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for u_id in user_ids:
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query.append({"field": "user_id", "op": "eq", "value": u_id})
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if tenant_id:
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tenant_ids = [tenant_id]
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for t_id in tenant_ids:
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query.append({"field": "project_id", "op": "eq", "value": t_id})
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if resource_id:
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resource_ids = [resource_id]
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for r_id in resource_ids:
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query.append({"field": "resource_id", "op": "eq", "value": r_id})
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return query
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class Meter(base.APIResourceWrapper):
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"""Represents one Ceilometer meter."""
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_attrs = ['name', 'type', 'unit', 'resource_id', 'user_id',
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'project_id']
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def __init__(self, apiresource):
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super(Meter, self).__init__(apiresource)
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self._label = self.name
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self._description = ""
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def augment(self, label=None, description=None):
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if label:
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self._label = label
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if description:
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self._description = description
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@property
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def description(self):
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return self._description
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@property
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def label(self):
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return self._label
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class Resource(base.APIResourceWrapper):
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"""Represents one Ceilometer resource."""
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_attrs = ['resource_id', 'source', 'user_id', 'project_id', 'metadata',
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'links']
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def __init__(self, apiresource, ceilometer_usage=None):
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super(Resource, self).__init__(apiresource)
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# Save empty strings to IDs rather then None, sop it gets
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# serialized correctly. We don't want 'None' strings.
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self.project_id = self.project_id or ""
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self.user_id = self.user_id or ""
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self.resource_id = self.resource_id or ""
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self._id = "%s__%s__%s" % (self.project_id,
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self.user_id,
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self.resource_id)
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# TODO(lsmola) make parallel obtaining of tenant and user
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# make the threading here, thread join into resource_list
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if ceilometer_usage and self.project_id:
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self._tenant = ceilometer_usage.get_tenant(self.project_id)
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else:
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self._tenant = None
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if ceilometer_usage and self.user_id:
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self._user = ceilometer_usage.get_user(self.user_id)
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else:
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self._user = None
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self._query = make_query(tenant_id=self.project_id,
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user_id=self.user_id,
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resource_id=self.resource_id)
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@property
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def name(self):
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name = self.metadata.get("name", None)
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display_name = self.metadata.get("display_name", None)
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return name or display_name or ""
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@property
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def id(self):
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return self._id
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@property
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def tenant(self):
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return self._tenant
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@property
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def user(self):
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return self._user
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@property
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def resource(self):
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return self.resource_id
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@property
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def query(self):
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return self._query
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class ResourceAggregate(Resource):
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"""Represents aggregate of more resources together.
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Aggregate of resources can be obtain by specifing
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multiple ids in one parameter or by not specifying
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one parameter.
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Or it can be specified by query directly.
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Example:
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We obtain can have aggregate of resources by specifying
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multiple resource_ids in resource_id parameter in init.
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Or we can specify only tenant_id, which will return
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all resources of that tenant.
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"""
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def __init__(self, tenant_id=None, user_id=None, resource_id=None,
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tenant_ids=None, user_ids=None, resource_ids=None,
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ceilometer_usage=None, query=None, identifier=None):
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self._id = identifier
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self.tenant_id = None
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self.user_id = None
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self.resource_id = None
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if query:
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self._query = query
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else:
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# TODO(lsmola) make parallel obtaining of tenant and user
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# make the threading here, thread join into resource_list
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if (ceilometer_usage and tenant_id):
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self.tenant_id = tenant_id
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self._tenant = ceilometer_usage.get_tenant(tenant_id)
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else:
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self._tenant = None
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if (ceilometer_usage and user_id):
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self.user_id = user_id
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self._user = ceilometer_usage.get_user(user_id)
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else:
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self._user = None
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if (resource_id):
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self.resource_id = resource_id
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self._query = make_query(tenant_id=tenant_id, user_id=user_id,
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resource_id=resource_id, tenant_ids=tenant_ids,
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user_ids=user_ids, resource_ids=resource_ids)
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@property
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def id(self):
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return self._id
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class Sample(base.APIResourceWrapper):
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"""Represents one Ceilometer sample."""
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_attrs = ['counter_name', 'user_id', 'resource_id', 'timestamp',
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'resource_metadata', 'source', 'counter_unit', 'counter_volume',
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'project_id', 'counter_type', 'resource_metadata']
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@property
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def instance(self):
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display_name = self.resource_metadata.get('display_name', None)
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instance_id = self.resource_metadata.get('instance_id', None)
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return display_name or instance_id
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@property
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def name(self):
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name = self.resource_metadata.get("name", None)
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display_name = self.resource_metadata.get("display_name", None)
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return name or display_name or ""
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class Statistic(base.APIResourceWrapper):
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"""Represents one Ceilometer statistic."""
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_attrs = ['period', 'period_start', 'period_end',
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'count', 'min', 'max', 'sum', 'avg',
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'duration', 'duration_start', 'duration_end']
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def ceilometerclient(request):
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"""Initialization of Ceilometer client."""
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endpoint = base.url_for(request, 'metering')
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insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
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cacert = getattr(settings, 'OPENSTACK_SSL_CACERT', None)
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LOG.debug('ceilometerclient connection created using token "%s" '
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'and endpoint "%s"' % (request.user.token.id, endpoint))
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return ceilometer_client.Client('2', endpoint,
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token=(lambda: request.user.token.id),
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insecure=insecure,
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ca_file=cacert)
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def resource_list(request, query=None, ceilometer_usage_object=None):
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"""List the resources."""
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resources = ceilometerclient(request).\
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resources.list(q=query)
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return [Resource(r, ceilometer_usage_object) for r in resources]
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def sample_list(request, meter_name, query=None):
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"""List the samples for this meters."""
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samples = ceilometerclient(request).samples.list(meter_name=meter_name,
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q=query)
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return [Sample(s) for s in samples]
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def meter_list(request, query=None):
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"""List the user's meters."""
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meters = ceilometerclient(request).meters.list(query)
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return [Meter(m) for m in meters]
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def statistic_list(request, meter_name, query=None, period=None):
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"""List of statistics."""
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statistics = ceilometerclient(request).\
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statistics.list(meter_name=meter_name, q=query, period=period)
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return [Statistic(s) for s in statistics]
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class ThreadedUpdateResourceWithStatistics(threading.Thread):
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"""Multithread wrapper for update_with_statistics method of
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resource_usage.
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A join logic is placed in process_list class method. All resources
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will have its statistics attribute filled in separate threads.
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The resource_usage object is shared between threads. Each thread is
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updating one Resource.
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:Parameters:
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- `resource`: Resource or ResourceAggregate object, that will
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be filled by statistic data.
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- `resources`: List of Resource or ResourceAggregate object,
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that will be filled by statistic data.
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- `resource_usage`: Wrapping resource usage object, that holds
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all statistics data.
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- `meter_names`: List of meter names of the statistics we want.
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- `period`: In seconds. If no period is given, only one aggregate
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statistic is returned. If given, a faceted result will be
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returned, divided into given periods. Periods with no
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data are ignored.
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- `stats_attr`: String representing the attribute name of the stats.
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E.g. (avg, max, min...) If None is given, whole
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statistic object is returned,
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- `additional_query`: Additional query for the statistics.
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E.g. timespan, etc.
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"""
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# TODO(lsmola) Can be removed once Ceilometer supports sample-api
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# and group-by, so all of this optimization will not be necessary.
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# It is planned somewhere to I.
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def __init__(self, resource_usage, resource, meter_names=None,
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period=None, filter_func=None, stats_attr=None,
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additional_query=None):
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super(ThreadedUpdateResourceWithStatistics, self).__init__()
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self.resource_usage = resource_usage
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self.resource = resource
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self.meter_names = meter_names
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self.period = period
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self.stats_attr = stats_attr
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self.additional_query = additional_query
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def run(self):
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# Run the job
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self.resource_usage.update_with_statistics(self.resource,
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meter_names=self.meter_names, period=self.period,
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stats_attr=self.stats_attr, additional_query=self.additional_query)
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@classmethod
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def process_list(cls, resource_usage, resources, meter_names=None,
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period=None, filter_func=None, stats_attr=None,
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additional_query=None):
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threads = []
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for resource in resources:
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# add statistics data into resource
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thread = cls(resource_usage, resource, meter_names=meter_names,
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period=period, stats_attr=stats_attr,
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additional_query=additional_query)
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thread.start()
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threads.append(thread)
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for thread in threads:
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thread.join()
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class CeilometerUsage(object):
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"""Represents wrapper of any Ceilometer queries.
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One instance of this class should be shared between resources
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as this class provides a place where users and tenants are
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cached. So there are no duplicate queries to API.
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This class also wraps Ceilometer API calls and provides parallel
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HTTP calls to API.
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This class should also serve as reasonable abstraction, that will
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cover huge amount of optimization due to optimization of Ceilometer
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service, without changing of the interface.
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"""
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def __init__(self, request):
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self._request = request
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# Cached users and tenants.
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self._users = {}
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self._tenants = {}
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def get_user(self, user_id):
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"""Returns user fetched form API
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Caching the result, so it doesn't contact API twice with the
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same query
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"""
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user = self._users.get(user_id, None)
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if not user:
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user = keystone.user_get(self._request, user_id)
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# caching the user, for later use
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self._users[user_id] = user
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return user
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def preload_all_users(self):
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"""Preloads all users into dictionary.
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It's more effective to preload all users, rather the fetching many
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users by separate API get calls.
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"""
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users = keystone.user_list(self._request)
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# Cache all users on right indexes, this is more effective than to
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# obtain large number of users one by one by keystone.user_get
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for u in users:
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self._users[u.id] = u
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def get_tenant(self, tenant_id):
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"""Returns tenant fetched form API.
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Caching the result, so it doesn't contact API twice with the
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same query
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"""
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tenant = self._tenants.get(tenant_id, None)
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if not tenant:
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tenant = keystone.tenant_get(self._request, tenant_id)
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# caching the tenant for later use
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self._tenants[tenant_id] = tenant
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return tenant
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def preload_all_tenants(self):
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"""Preloads all teannts into dictionary.
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It's more effective to preload all tenants, rather the fetching many
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tenants by separate API get calls.
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"""
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tenants, more = keystone.tenant_list(self._request)
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# Cache all tenants on right indexes, this is more effective than to
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# obtain large number of tenants one by one by keystone.tenant_get
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for t in tenants:
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self._tenants[t.id] = t
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def global_data_get(self, used_cls=None, query=None,
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with_statistics=False, additional_query=None,
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with_users_and_tenants=True):
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"""Obtaining a resources for table view.
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It obtains resources with statistics data according to declaration
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in used_cls class.
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:Parameters:
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- `user_cls`: Class wrapper for usage data. It acts as wrapper for
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settings needed. See the call of this method for
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details.
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- `query`: Explicit query definition for fetching the resources. If
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no query is provided, it takes a default_query from
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used_cls. If no default query is provided, it fetches
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all the resources and filters them by meters defined
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in used_cls.
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- `with_statistic`: Define whether statistics data from the meters
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defined in used_cls should be fetched.
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Can be used to first obtain only the pure
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resources, then with the statistics data by
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AJAX.
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- `additional_query`: Additional query for the statistics.
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E.g. timespan, etc.
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- `with_users_and_tenants`: If true a user and a tenant object will
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be added to each resource object.
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"""
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default_query = used_cls.default_query
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query = query or default_query
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filter_func = None
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def filter_resources(resource):
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"""Method for filtering resources by theirs links.rel attr.
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The links.rel attributes contains all meters the resource have.
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"""
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for link in resource.links:
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if link['rel'] in used_cls.meters:
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return True
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return False
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if not query:
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# Not all resource types can be obtain by query, if there is not
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# a query, we are filtering all resources by this function.
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filter_func = filter_resources
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if with_statistics:
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# Will add statistic data into resources.
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resources = self.resources_with_statistics(
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query,
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used_cls.meters,
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filter_func=filter_func,
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stats_attr=used_cls.stats_attr,
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additional_query=additional_query,
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with_users_and_tenants=with_users_and_tenants)
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else:
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# Will load only resources without statistical data.
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resources = self.resources(query, filter_func=filter_func,
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with_users_and_tenants=with_users_and_tenants)
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return [used_cls(resource) for resource in resources]
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def query_from_object_id(self, object_id):
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"""Obtaining a query from resource id.
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Query can be then used to identify a resource in resources or meters
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API calls. ID is being built in the Resource initializer, or returned
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by Datatable into UpdateRow functionality.
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"""
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try:
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tenant_id, user_id, resource_id = object_id.split("__")
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except ValueError:
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return []
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return make_query(tenant_id=tenant_id, user_id=user_id,
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resource_id=resource_id)
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def update_with_statistics(self, resource, meter_names=None, period=None,
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stats_attr=None, additional_query=None):
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"""Adding statistical data into one Resource or ResourceAggregate.
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It adds each statistic of each meter_names into the resource
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attributes. Attribute name is the meter name with replaced '.' to '_'.
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|
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:Parameters:
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- `resource`: Resource or ResourceAggregate object, that will
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be filled by statistic data.
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- `meter_names`: List of meter names of which we want the
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statistics.
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|
- `period`: In seconds. If no period is given, only one aggregate
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statistic is returned. If given a faceted result will be
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returned, dividend into given periods. Periods with no
|
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data are ignored.
|
|
- `stats_attr`: String representing the specific name of the stats.
|
|
E.g. (avg, max, min...) If defined, meter attribute
|
|
will contain just the one value. If None is given,
|
|
meter attribute will contain the whole Statistic
|
|
object.
|
|
- `additional_query`: Additional query for the statistics.
|
|
E.g. timespan, etc.
|
|
"""
|
|
|
|
if not meter_names:
|
|
raise ValueError("meter_names and resource must be defined to be"
|
|
"able to obtain the statistics.")
|
|
|
|
# query for identifying one resource in meters
|
|
query = resource.query
|
|
if additional_query:
|
|
if not is_iterable(additional_query):
|
|
raise ValueError("Additional query must be list of"
|
|
" conditions. See the docs for format.")
|
|
query = query + additional_query
|
|
|
|
# TODO(lsmola) thread for each meter will be probably overkill
|
|
# but I should test lets say thread pool with 100 of threads
|
|
# and apply it only to this code.
|
|
# Though I do expect Ceilometer will support bulk requests,
|
|
# so all of this optimization will not be necessary.
|
|
for meter in meter_names:
|
|
statistics = statistic_list(self._request, meter,
|
|
query=query, period=period)
|
|
meter = meter.replace(".", "_")
|
|
if statistics:
|
|
if stats_attr:
|
|
# I want to load only a specific attribute
|
|
setattr(resource, meter,
|
|
getattr(statistics[0], stats_attr, None))
|
|
else:
|
|
# I want a dictionary of all statistics
|
|
setattr(resource, meter, statistics)
|
|
else:
|
|
setattr(resource, meter, None)
|
|
|
|
return resource
|
|
|
|
def resources(self, query=None, filter_func=None,
|
|
with_users_and_tenants=False):
|
|
"""Obtaining resources with the query or filter_func.
|
|
|
|
Obtains resources and also fetch tenants and users associated
|
|
with those resources if with_users_and_tenants flag is true.
|
|
|
|
:Parameters:
|
|
- `query`: Query for fetching the Ceilometer Resources.
|
|
- `filter_func`: Callable for filtering of the obtained
|
|
resources.
|
|
- `with_users_and_tenants`: If true a user and a tenant object will
|
|
be added to each resource object.
|
|
"""
|
|
if with_users_and_tenants:
|
|
ceilometer_usage_object = self
|
|
else:
|
|
ceilometer_usage_object = None
|
|
resources = resource_list(self._request,
|
|
query=query, ceilometer_usage_object=ceilometer_usage_object)
|
|
if filter_func:
|
|
resources = [resource for resource in resources if
|
|
filter_func(resource)]
|
|
|
|
return resources
|
|
|
|
def resources_with_statistics(self, query=None, meter_names=None,
|
|
period=None, filter_func=None,
|
|
stats_attr=None, additional_query=None,
|
|
with_users_and_tenants=False):
|
|
"""Obtaining resources with statistics data inside.
|
|
|
|
:Parameters:
|
|
- `query`: Query for fetching the Ceilometer Resources.
|
|
- `filter_func`: Callable for filtering of the obtained
|
|
resources.
|
|
- `meter_names`: List of meter names of which we want the
|
|
statistics.
|
|
- `period`: In seconds. If no period is given, only one aggregate
|
|
statistic is returned. If given, a faceted result will
|
|
be returned, divided into given periods. Periods with
|
|
no data are ignored.
|
|
- `stats_attr`: String representing the specific name of the stats.
|
|
E.g. (avg, max, min...) If defined, meter attribute
|
|
will contain just the one value. If None is given,
|
|
meter attribute will contain the whole Statistic
|
|
object.
|
|
- `additional_query`: Additional query for the statistics.
|
|
E.g. timespan, etc.
|
|
- `with_users_and_tenants`: If true a user and a tenant object will
|
|
be added to each resource object.
|
|
"""
|
|
|
|
resources = self.resources(query, filter_func=filter_func,
|
|
with_users_and_tenants=with_users_and_tenants)
|
|
|
|
ThreadedUpdateResourceWithStatistics.process_list(self, resources,
|
|
meter_names=meter_names, period=period, stats_attr=stats_attr,
|
|
additional_query=additional_query)
|
|
|
|
return resources
|
|
|
|
def resource_aggregates(self, queries=None):
|
|
"""Obtaining resource aggregates with queries.
|
|
|
|
Representing a resource aggregate by query is a most general way
|
|
how to obtain a resource aggregates.
|
|
|
|
:Parameters:
|
|
- `queries`: Dictionary of named queries that defines a bulk of
|
|
resource aggregates.
|
|
"""
|
|
resource_aggregates = []
|
|
for identifier, query in queries.items():
|
|
resource_aggregates.append(ResourceAggregate(query=query,
|
|
ceilometer_usage=None,
|
|
identifier=identifier))
|
|
return resource_aggregates
|
|
|
|
def resource_aggregates_with_statistics(self, queries=None,
|
|
meter_names=None, period=None, filter_func=None, stats_attr=None,
|
|
additional_query=None):
|
|
"""Obtaining resource aggregates with statistics data inside.
|
|
|
|
:Parameters:
|
|
- `queries`: Dictionary of named queries that defines a bulk of
|
|
resource aggregates.
|
|
- `meter_names`: List of meter names of which we want the
|
|
statistics.
|
|
- `period`: In seconds. If no period is given, only one aggregate
|
|
statistic is returned. If given, a faceted result will
|
|
be returned, divided into given periods. Periods with
|
|
no data are ignored.
|
|
- `stats_attr`: String representing the specific name of the stats.
|
|
E.g. (avg, max, min...) If defined, meter attribute
|
|
will contain just the one value. If None is given,
|
|
meter attribute will contain the whole Statistic
|
|
object.
|
|
- `additional_query`: Additional query for the statistics.
|
|
E.g. timespan, etc.
|
|
"""
|
|
resource_aggregates = self.resource_aggregates(queries)
|
|
|
|
ThreadedUpdateResourceWithStatistics.process_list(self,
|
|
resource_aggregates, meter_names=meter_names, period=period,
|
|
stats_attr=stats_attr, additional_query=additional_query)
|
|
|
|
return resource_aggregates
|
|
|
|
|
|
def diff_lists(a, b):
|
|
if not a:
|
|
return []
|
|
elif not b:
|
|
return a
|
|
else:
|
|
return list(set(a) - set(b))
|
|
|
|
|
|
class Meters(object):
|
|
"""Class for listing of available meters
|
|
|
|
It is listing meters defined in this class that are available
|
|
in Ceilometer meter_list.
|
|
|
|
It is storing information that is not available in Ceilometer, i.e.
|
|
label, description.
|
|
|
|
"""
|
|
|
|
def __init__(self, request=None, ceilometer_meter_list=None):
|
|
# Storing the request.
|
|
self._request = request
|
|
|
|
# Storing the Ceilometer meter list
|
|
if ceilometer_meter_list:
|
|
self._ceilometer_meter_list = ceilometer_meter_list
|
|
else:
|
|
try:
|
|
self._ceilometer_meter_list = meter_list(request)
|
|
except Exception:
|
|
self._ceilometer_meter_list = []
|
|
exceptions.handle(self._request,
|
|
_('Unable to retrieve Ceilometer meter'
|
|
'list.'))
|
|
|
|
# Storing the meters info categorized by their services.
|
|
self._nova_meters_info = self._get_nova_meters_info()
|
|
self._neutron_meters_info = self._get_neutron_meters_info()
|
|
self._glance_meters_info = self._get_glance_meters_info()
|
|
self._cinder_meters_info = self._get_cinder_meters_info()
|
|
self._swift_meters_info = self._get_swift_meters_info()
|
|
self._kwapi_meters_info = self._get_kwapi_meters_info()
|
|
|
|
# Storing the meters info of all services together.
|
|
all_services_meters = (self._nova_meters_info,
|
|
self._neutron_meters_info, self._glance_meters_info,
|
|
self._cinder_meters_info, self._swift_meters_info,
|
|
self._kwapi_meters_info)
|
|
self._all_meters_info = {}
|
|
for service_meters in all_services_meters:
|
|
self._all_meters_info.update(dict([(meter_name, meter_info)
|
|
for meter_name,
|
|
meter_info in service_meters.items()]))
|
|
|
|
# Here will be the cached Meter objects, that will be reused for
|
|
# repeated listing.
|
|
self._cached_meters = {}
|
|
|
|
def list_all(self, only_meters=None, except_meters=None):
|
|
"""Returns a list of meters based on the meters names
|
|
|
|
:Parameters:
|
|
- `only_meters`: The list of meter_names we want to show
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=only_meters,
|
|
except_meters=except_meters)
|
|
|
|
def list_nova(self, except_meters=None):
|
|
"""Returns a list of meters tied to nova
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._nova_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def list_neutron(self, except_meters=None):
|
|
"""Returns a list of meters tied to neutron
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._neutron_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def list_glance(self, except_meters=None):
|
|
"""Returns a list of meters tied to glance
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._glance_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def list_cinder(self, except_meters=None):
|
|
"""Returns a list of meters tied to cinder
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._cinder_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def list_swift(self, except_meters=None):
|
|
"""Returns a list of meters tied to swift
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._swift_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def list_kwapi(self, except_meters=None):
|
|
"""Returns a list of meters tied to kwapi
|
|
|
|
:Parameters:
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
return self._list(only_meters=self._kwapi_meters_info.keys(),
|
|
except_meters=except_meters)
|
|
|
|
def _list(self, only_meters=None, except_meters=None):
|
|
"""Returns a list of meters based on the meters names
|
|
|
|
:Parameters:
|
|
- `only_meters`: The list of meter_names we want to show
|
|
- `except_meters`: The list of meter names we don't want to show
|
|
"""
|
|
|
|
# Get all wanted meter names.
|
|
if only_meters:
|
|
meter_names = only_meters
|
|
else:
|
|
meter_names = [meter_name for meter_name
|
|
in self._all_meters_info.keys()]
|
|
|
|
meter_names = diff_lists(meter_names, except_meters)
|
|
# Collect meters for wanted meter names.
|
|
return self._get_meters(meter_names)
|
|
|
|
def _get_meters(self, meter_names):
|
|
"""Obtain meters based on meter_names
|
|
|
|
The meters that do not exist in Ceilometer meter list are left out.
|
|
|
|
:Parameters:
|
|
- `meter_names`: A list of meter names we want to fetch.
|
|
"""
|
|
|
|
meters = []
|
|
for meter_name in meter_names:
|
|
meter = self._get_meter(meter_name)
|
|
if meter:
|
|
meters.append(meter)
|
|
return meters
|
|
|
|
def _get_meter(self, meter_name):
|
|
"""Obtains a meter
|
|
|
|
Obtains meter either from cache or from Ceilometer meter list
|
|
joined with statically defined meter info like label and description.
|
|
|
|
:Parameters:
|
|
- `meter_name`: A meter name we want to fetch.
|
|
"""
|
|
meter = self._cached_meters.get(meter_name, None)
|
|
if not meter:
|
|
meter_candidates = [m for m in self._ceilometer_meter_list
|
|
if m.name == meter_name]
|
|
|
|
if meter_candidates:
|
|
meter_info = self._all_meters_info.get(meter_name, None)
|
|
if meter_info:
|
|
label = meter_info["label"]
|
|
description = meter_info["description"]
|
|
else:
|
|
label = ""
|
|
description = ""
|
|
meter = meter_candidates[0]
|
|
meter.augment(label=label, description=description)
|
|
|
|
self._cached_meters[meter_name] = meter
|
|
|
|
return meter
|
|
|
|
def _get_nova_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter.
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
meters_info = datastructures.SortedDict([
|
|
("instance", {
|
|
'label': '',
|
|
'description': _("Duration of instance"),
|
|
}),
|
|
("instance:<type>", {
|
|
'label': '',
|
|
'description': _("Duration of instance <type> "
|
|
"(openstack types)"),
|
|
}),
|
|
("memory", {
|
|
'label': '',
|
|
'description': _("Volume of RAM in MB"),
|
|
}),
|
|
("cpu", {
|
|
'label': '',
|
|
'description': _("CPU time used"),
|
|
}),
|
|
("cpu_util", {
|
|
'label': '',
|
|
'description': _("Average CPU utilization"),
|
|
}),
|
|
("vcpus", {
|
|
'label': '',
|
|
'description': _("Number of VCPUs"),
|
|
}),
|
|
("disk.read.requests", {
|
|
'label': '',
|
|
'description': _("Number of read requests"),
|
|
}),
|
|
("disk.write.requests", {
|
|
'label': '',
|
|
'description': _("Number of write requests"),
|
|
}),
|
|
("disk.read.bytes", {
|
|
'label': '',
|
|
'description': _("Volume of reads in B"),
|
|
}),
|
|
("disk.write.bytes", {
|
|
'label': '',
|
|
'description': _("Volume of writes in B"),
|
|
}),
|
|
("disk.root.size", {
|
|
'label': '',
|
|
'description': _("Size of root disk in GB"),
|
|
}),
|
|
("disk.ephemeral.size", {
|
|
'label': '',
|
|
'description': _("Size of ephemeral disk "
|
|
"in GB"),
|
|
}),
|
|
("network.incoming.bytes", {
|
|
'label': '',
|
|
'description': _("Number of incoming bytes "
|
|
"on the network for a VM interface"),
|
|
}),
|
|
("network.outgoing.bytes", {
|
|
'label': '',
|
|
'description': _("Number of outgoing bytes "
|
|
"on the network for a VM interface"),
|
|
}),
|
|
("network.incoming.packets", {
|
|
'label': '',
|
|
'description': _("Number of incoming "
|
|
"packets for a VM interface"),
|
|
}),
|
|
("network.outgoing.packets", {
|
|
'label': '',
|
|
'description': _("Number of outgoing "
|
|
"packets for a VM interface"),
|
|
})
|
|
])
|
|
# Adding flavor based meters into meters_info dict
|
|
# TODO(lsmola) this kind of meter will be probably deprecated
|
|
# https://bugs.launchpad.net/ceilometer/+bug/1208365 . Delete it then.
|
|
for flavor in get_flavor_names(self._request):
|
|
name = 'instance:%s' % flavor
|
|
meters_info[name] = dict(meters_info["instance:<type>"])
|
|
|
|
meters_info[name]['description'] = (
|
|
_('Duration of instance type %s (openstack flavor)') %
|
|
flavor)
|
|
|
|
# TODO(lsmola) allow to set specific in local_settings. For all meters
|
|
# because users can have their own agents and meters.
|
|
return meters_info
|
|
|
|
def _get_neutron_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
return datastructures.SortedDict([
|
|
('network', {
|
|
'label': '',
|
|
'description': _("Duration of network"),
|
|
}),
|
|
('network.create', {
|
|
'label': '',
|
|
'description': _("Creation requests for this network"),
|
|
}),
|
|
('network.update', {
|
|
'label': '',
|
|
'description': _("Update requests for this network"),
|
|
}),
|
|
('subnet', {
|
|
'label': '',
|
|
'description': _("Duration of subnet"),
|
|
}),
|
|
('subnet.create', {
|
|
'label': '',
|
|
'description': _("Creation requests for this subnet"),
|
|
}),
|
|
('subnet.update', {
|
|
'label': '',
|
|
'description': _("Update requests for this subnet"),
|
|
}),
|
|
('port', {
|
|
'label': '',
|
|
'description': _("Duration of port"),
|
|
}),
|
|
('port.create', {
|
|
'label': '',
|
|
'description': _("Creation requests for this port"),
|
|
}),
|
|
('port.update', {
|
|
'label': '',
|
|
'description': _("Update requests for this port"),
|
|
}),
|
|
('router', {
|
|
'label': '',
|
|
'description': _("Duration of router"),
|
|
}),
|
|
('router.create', {
|
|
'label': '',
|
|
'description': _("Creation requests for this router"),
|
|
}),
|
|
('router.update', {
|
|
'label': '',
|
|
'description': _("Update requests for this router"),
|
|
}),
|
|
('ip.floating', {
|
|
'label': '',
|
|
'description': _("Duration of floating ip"),
|
|
}),
|
|
('ip.floating.create', {
|
|
'label': '',
|
|
'description': _("Creation requests for this floating ip"),
|
|
}),
|
|
('ip.floating.update', {
|
|
'label': '',
|
|
'description': _("Update requests for this floating ip"),
|
|
}),
|
|
])
|
|
|
|
def _get_glance_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
return datastructures.SortedDict([
|
|
('image', {
|
|
'label': '',
|
|
'description': _("Image existence check"),
|
|
}),
|
|
('image.size', {
|
|
'label': '',
|
|
'description': _("Uploaded image size"),
|
|
}),
|
|
('image.update', {
|
|
'label': '',
|
|
'description': _("Number of update on the image"),
|
|
}),
|
|
('image.upload', {
|
|
'label': '',
|
|
'description': _("Number of upload of the image"),
|
|
}),
|
|
('image.delete', {
|
|
'label': '',
|
|
'description': _("Number of delete on the image"),
|
|
}),
|
|
('image.download', {
|
|
'label': '',
|
|
'description': _("Image is downloaded"),
|
|
}),
|
|
('image.serve', {
|
|
'label': '',
|
|
'description': _("Image is served out"),
|
|
}),
|
|
])
|
|
|
|
def _get_cinder_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
return datastructures.SortedDict([
|
|
('volume', {
|
|
'label': '',
|
|
'description': _("Duration of volume"),
|
|
}),
|
|
('volume.size', {
|
|
'label': '',
|
|
'description': _("Size of volume"),
|
|
}),
|
|
])
|
|
|
|
def _get_swift_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
return datastructures.SortedDict([
|
|
('storage.objects', {
|
|
'label': '',
|
|
'description': _("Number of objects"),
|
|
}),
|
|
('storage.objects.size', {
|
|
'label': '',
|
|
'description': _("Total size of stored objects"),
|
|
}),
|
|
('storage.objects.containers', {
|
|
'label': '',
|
|
'description': _("Number of containers"),
|
|
}),
|
|
('storage.objects.incoming.bytes', {
|
|
'label': '',
|
|
'description': _("Number of incoming bytes"),
|
|
}),
|
|
('storage.objects.outgoing.bytes', {
|
|
'label': '',
|
|
'description': _("Number of outgoing bytes"),
|
|
}),
|
|
('storage.api.request', {
|
|
'label': '',
|
|
'description': _("Number of API requests against swift"),
|
|
}),
|
|
])
|
|
|
|
def _get_kwapi_meters_info(self):
|
|
"""Returns additional info for each meter
|
|
|
|
That will be used for augmenting the Ceilometer meter
|
|
"""
|
|
|
|
# TODO(lsmola) Unless the Ceilometer will provide the information
|
|
# below, I need to define it as a static here. I will be joining this
|
|
# to info that I am able to obtain from Ceilometer meters, hopefully
|
|
# some day it will be supported all.
|
|
return datastructures.SortedDict([
|
|
('energy', {
|
|
'label': '',
|
|
'description': _("Amount of energy"),
|
|
}),
|
|
('power', {
|
|
'label': '',
|
|
'description': _("Power consumption"),
|
|
}),
|
|
])
|