e85b19e619
E127/E128 checks helps us to keep code more readable, so these rules should be allowed, when pep8 runs. Enabled check E128 - continuation line under-indented for visual indent. Change-Id: Ic17a7ba47d555183ff26a5dc5f6ec27c0461725a
845 lines
28 KiB
Python
845 lines
28 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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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import collections
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import copy
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import datetime
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import logging
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import random
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import django.conf
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import django.db.models
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from django.utils.translation import ugettext_lazy as _ # noqa
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import requests
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from novaclient.v1_1.contrib import baremetal
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from tuskarclient.v1 import client as tuskar_client
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from openstack_dashboard.api import base
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from openstack_dashboard.api import nova
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LOG = logging.getLogger(__name__)
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TUSKAR_ENDPOINT_URL = getattr(django.conf.settings, 'TUSKAR_ENDPOINT_URL')
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REMOTE_NOVA_BAREMETAL_CREDS = getattr(django.conf.settings,
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'REMOTE_NOVA_BAREMETAL_CREDS',
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False)
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OVERCLOUD_CREDS = getattr(django.conf.settings, 'OVERCLOUD_CREDS', False)
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# FIXME: request isn't used right in the tuskar client right now, but looking
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# at other clients, it seems like it will be in the future
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def tuskarclient(request):
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c = tuskar_client.Client(TUSKAR_ENDPOINT_URL)
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return c
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def baremetalclient(request):
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def create_remote_nova_client_baremetal():
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nc = nova.nova_client.Client(
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REMOTE_NOVA_BAREMETAL_CREDS['user'],
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REMOTE_NOVA_BAREMETAL_CREDS['password'],
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REMOTE_NOVA_BAREMETAL_CREDS['tenant'],
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auth_url=REMOTE_NOVA_BAREMETAL_CREDS['auth_url'],
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bypass_url=REMOTE_NOVA_BAREMETAL_CREDS['bypass_url'],
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)
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return nc
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def create_nova_client_baremetal():
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insecure = getattr(django.conf.settings, 'OPENSTACK_SSL_NO_VERIFY',
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False)
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nc = nova.nova_client.Client(
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request.user.username,
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request.user.token.id,
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project_id=request.user.tenant_id,
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auth_url=base.url_for(request, 'compute'),
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insecure=insecure,
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http_log_debug=django.conf.settings.DEBUG)
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nc.client.auth_token = request.user.token.id
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nc.client.management_url = base.url_for(request, 'compute')
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return nc
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if REMOTE_NOVA_BAREMETAL_CREDS:
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LOG.debug('remote nova baremetal client connection created')
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nc = create_remote_nova_client_baremetal()
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else:
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LOG.debug('nova baremetal client connection created using token "%s" '
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'and url "%s"' %
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(request.user.token.id, base.url_for(request, 'compute')))
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nc = create_nova_client_baremetal()
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return baremetal.BareMetalNodeManager(nc)
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def overcloudclient(request):
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c = nova.nova_client.Client(OVERCLOUD_CREDS['user'],
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OVERCLOUD_CREDS['password'],
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OVERCLOUD_CREDS['tenant'],
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auth_url=OVERCLOUD_CREDS['auth_url'])
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return c
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class StringIdAPIResourceWrapper(base.APIResourceWrapper):
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# horizon DataTable class expects ids to be string,
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# if it's not string, then comparison in
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# horizon/tables/base.py:get_object_by_id fails.
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# Because of this, ids returned from dummy api are converted to string
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# (luckily django autoconverts strings to integers when passing string to
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# django model id)
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def __init__(self, apiresource, request=None):
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self.request = request
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self._apiresource = apiresource
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# FIXME
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# this is redefined from base.APIResourceWrapper,
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# remove this when tuskarclient returns object instead of dict
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def __getattr__(self, attr):
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if attr in self._attrs:
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if issubclass(self._apiresource.__class__, dict):
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return self._apiresource.get(attr)
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else:
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try:
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return self._apiresource.__getattribute__(attr)
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except AttributeError:
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return None
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else:
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raise AttributeError(attr)
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@property
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def id(self):
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return str(self._apiresource.id)
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# FIXME: self.request is required when calling some instance
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# methods (e.g. list_flavors), once we really start using this request
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# param (if ever), a proper request value should be set
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@property
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def request(self):
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return getattr(self, '_request', None)
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@request.setter
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def request(self, value):
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setattr(self, '_request', value)
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class Alert(StringIdAPIResourceWrapper):
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"""Wrapper for the Alert object returned by the
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dummy model.
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"""
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_attrs = ['message', 'time']
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class Capacity(StringIdAPIResourceWrapper):
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"""Wrapper for the Capacity object returned by the
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dummy model.
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"""
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_attrs = ['name', 'value', 'unit']
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# defines a random usage of capacity - API should probably be able to
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# determine usage of capacity based on capacity value and obejct_id
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@property
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def usage(self):
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if not hasattr(self, '_usage'):
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self._usage = random.randint(0, int(self.value))
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return self._usage
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# defines a random average of capacity - API should probably be able to
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# determine average of capacity based on capacity value and obejct_id
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@property
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def average(self):
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if not hasattr(self, '_average'):
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self._average = random.randint(0, int(self.value))
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return self._average
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class BaremetalNode(StringIdAPIResourceWrapper):
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_attrs = ['id', 'pm_address', 'cpus', 'memory_mb', 'service_host',
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'local_gb', 'pm_user', 'instance_uuid']
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@classmethod
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def create(cls, request, **kwargs):
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# The pm_address, pm_user and terminal_port need to be None when
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# empty for the baremetal vm to work.
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# terminal_port needs separate handling because 0 is a valid value.
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terminal_port = kwargs['terminal_port']
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if terminal_port == '':
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terminal_port = None
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node = baremetalclient(request).create(kwargs['service_host'],
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kwargs['cpus'],
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kwargs['memory_mb'],
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kwargs['local_gb'],
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kwargs['prov_mac_address'],
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kwargs['pm_address'] or None,
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kwargs['pm_user'] or None,
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kwargs['pm_password'],
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terminal_port)
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return cls(node)
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@classmethod
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def get(cls, request, node_id):
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node = cls(baremetalclient(request).get(node_id))
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node.request = request
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try:
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# Nova instance info will be added to baremetal node attributes
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nova_instance = nova.server_get(request,
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node.instance_uuid)
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except Exception:
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nova_instance = None
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LOG.debug("Couldn't obtain nova.server_get instance for "
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"baremetal node %s" % node_id)
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if nova_instance:
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# If baremetal is provisioned, there is a nova instance.
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addresses = nova_instance._apiresource.addresses.get('ctlplane')
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if addresses:
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node.ip_address_other = (", "
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.join([addr['addr'] for addr in addresses]))
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node.status = (nova_instance._apiresource.
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_info['OS-EXT-STS:vm_state'])
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node.power_management = ""
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if node.pm_user:
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node.power_management = node.pm_user + "/********"
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else:
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# If baremetal is unprovisioned, there is no nova instance.
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node.status = 'unprovisioned'
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# Returning baremetal node containing nova instance info
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return node
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@classmethod
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def list(cls, request):
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return [cls(n, request) for n in
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baremetalclient(request).list()]
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@classmethod
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def list_unracked(cls, request):
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try:
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racked_node_ids = [node.nova_baremetal_node_id
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for node in Node.list(request)]
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return [bn for bn in BaremetalNode.list(request)
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if bn.id not in racked_node_ids]
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except requests.ConnectionError:
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return []
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@property
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def mac_address(self):
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try:
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return self._apiresource.interfaces[0]['address']
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except Exception:
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return None
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@property
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# FIXME: just mock implementation, add proper one
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def running_instances(self):
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return 4
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@property
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# FIXME: just mock implementation, add proper one
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def remaining_capacity(self):
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return 100 - self.running_instances
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@property
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def running_virtual_machines(self):
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if not hasattr(self, '_running_virtual_machines'):
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if OVERCLOUD_CREDS:
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search_opts = {}
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search_opts['all_tenants'] = True
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self._running_virtual_machines = [
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s for s in overcloudclient(
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self.request).servers.list(True, search_opts)
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if s.hostId == self.id]
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else:
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LOG.debug('OVERCLOUD_CREDS is not set. '
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'Can\'t connect to Overcloud')
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self._running_virtual_machines = []
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return self._running_virtual_machines
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class Node(StringIdAPIResourceWrapper):
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"""
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Wrapper for the Node object returned by the
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dummy model.
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"""
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_attrs = ['id', 'nova_baremetal_node_id']
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@classmethod
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def get(cls, request, node_id):
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node = cls(tuskarclient(request).nodes.get(node_id))
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node.request = request
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return node
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@classmethod
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def list(cls, request):
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return [cls(n, request) for n in (tuskarclient(request).nodes.list())]
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@property
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def rack(self):
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if not hasattr(self, '_rack'):
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if self.rack_id:
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self._rack = Rack.get(self.request, self.rack_id)
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else:
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self._rack = None
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return self._rack
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@property
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def rack_id(self):
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try:
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return unicode(self._apiresource.rack['id'])
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except AttributeError:
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return None
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@property
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def nova_baremetal_node(self):
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if not hasattr(self, '_nova_baremetal_node'):
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if self.nova_baremetal_node_id:
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self._nova_baremetal_node = BaremetalNode.get(
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self.request,
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self.nova_baremetal_node_id)
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else:
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self._nova_baremetal_node = None
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return self._nova_baremetal_node
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def nova_baremetal_node_attribute(self, attr_name):
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key = "_%s" % attr_name
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if not hasattr(self, key):
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if self.nova_baremetal_node:
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value = getattr(self.nova_baremetal_node, attr_name, None)
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else:
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value = None
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setattr(self, key, value)
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return getattr(self, key)
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@property
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def service_host(self):
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return self.nova_baremetal_node_attribute('service_host')
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@property
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def mac_address(self):
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return self.nova_baremetal_node_attribute('mac_address')
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@property
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def ip_address_other(self):
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return self.nova_baremetal_node_attribute('ip_address_other')
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@property
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def pm_address(self):
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return self.nova_baremetal_node_attribute('pm_address')
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@property
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def status(self):
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return self.nova_baremetal_node_attribute('status')
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@property
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def running_virtual_machines(self):
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return self.nova_baremetal_node_attribute('running_virtual_machines')
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@property
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def list_flavors(self):
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if not hasattr(self, '_flavors'):
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# FIXME: just a mock of used instances, add real values
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used_instances = 0
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if not self.rack or not self.rack.resource_class:
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return []
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resource_class = self.rack.resource_class
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added_flavors = tuskarclient(self.request).flavors\
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.list(resource_class.id)
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self._flavors = []
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if added_flavors:
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for f in added_flavors:
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flavor_obj = Flavor(f)
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#flavor_obj.max_vms = f.max_vms
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# FIXME just a mock of used instances, add real values
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used_instances += 5
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flavor_obj.used_instances = used_instances
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self._flavors.append(flavor_obj)
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return self._flavors
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@property
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# FIXME: just mock implementation, add proper one
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def is_provisioned(self):
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return (self.status != "unprovisioned" and self.rack)
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@property
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def alerts(self):
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if not hasattr(self, '_alerts'):
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self._alerts = []
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return self._alerts
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class Rack(StringIdAPIResourceWrapper):
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"""Wrapper for the Rack object returned by the
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dummy model.
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"""
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_attrs = ['id', 'name', 'location', 'subnet', 'nodes', 'state',
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'capacities']
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@classmethod
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def create(cls, request, **kwargs):
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nodes = kwargs.get('nodes', [])
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## FIXME: set nodes here
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rack = tuskarclient(request).racks.create(
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name=kwargs['name'],
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location=kwargs['location'],
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subnet=kwargs['subnet'],
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nodes=nodes,
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resource_class={'id': kwargs['resource_class_id']},
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slots=0)
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return cls(rack)
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@classmethod
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def update(cls, request, rack_id, rack_kwargs):
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## FIXME: set nodes here
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rack_args = copy.copy(rack_kwargs)
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# remove rack_id from kwargs (othervise it is duplicated)
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rack_args.pop('rack_id', None)
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# correct data mapping for resource_class
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if 'resource_class_id' in rack_args:
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rack_args['resource_class'] = {
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'id': rack_args.pop('resource_class_id', None)}
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rack = tuskarclient(request).racks.update(rack_id, **rack_args)
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return cls(rack)
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@classmethod
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def list(cls, request, only_free_racks=False):
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if only_free_racks:
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return [Rack(r, request) for r in
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tuskarclient(request).racks.list() if (
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getattr(r, 'resource_class', None) is None)]
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else:
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return [Rack(r, request) for r in
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tuskarclient(request).racks.list()]
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@classmethod
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def get(cls, request, rack_id):
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rack = cls(tuskarclient(request).racks.get(rack_id))
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rack.request = request
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return rack
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@classmethod
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def delete(cls, request, rack_id):
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tuskarclient(request).racks.delete(rack_id)
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@property
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def node_ids(self):
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""" List of unicode ids of nodes added to rack"""
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return [
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unicode(node['id']) for node in (
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self.nodes)]
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@property
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def list_nodes(self):
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if not hasattr(self, '_nodes'):
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self._nodes = [Node.get(self.request, node['id']) for node in
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self.nodes]
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return self._nodes
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@property
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def list_baremetal_nodes(self):
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if not hasattr(self, '_baremetal_nodes'):
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self._baremetal_nodes = [node.nova_baremetal_node
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for node in self.list_nodes]
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return self._baremetal_nodes
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@property
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def nodes_count(self):
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return len(self.nodes)
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@property
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def resource_class_id(self):
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try:
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return self._apiresource.resource_class['id']
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except AttributeError:
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return None
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|
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@property
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def resource_class(self):
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if not hasattr(self, '_resource_class'):
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if self.resource_class_id:
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self._resource_class = ResourceClass.get(
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self.request,
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self.resource_class_id)
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else:
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self._resource_class = None
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return self._resource_class
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|
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@property
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def list_capacities(self):
|
|
if not hasattr(self, '_capacities'):
|
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self._capacities = [Capacity(c) for c in self.capacities]
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return self._capacities
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|
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@property
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def vm_capacity(self):
|
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""" Rack VM Capacity is maximum value from its Resource Class's
|
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Flavors max_vms (considering flavor sizes are multiples).
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"""
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if not hasattr(self, '_vm_capacity'):
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try:
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value = max([flavor.max_vms for flavor in
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self.resource_class.list_flavors])
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except Exception:
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value = None
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self._vm_capacity = Capacity({'name': "VM Capacity",
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'value': value,
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'unit': 'VMs'})
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return self._vm_capacity
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|
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@property
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def alerts(self):
|
|
if not hasattr(self, '_alerts'):
|
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self._alerts = []
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return self._alerts
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|
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@property
|
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def aggregated_alerts(self):
|
|
# FIXME: for now return only list of nodes (particular alerts are not
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# used)
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return [node for node in self.list_nodes if node.alerts]
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|
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@property
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def list_flavors(self):
|
|
if not hasattr(self, '_flavors'):
|
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# FIXME just a mock of used instances, add real values
|
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used_instances = 0
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|
|
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if not self.resource_class:
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return []
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added_flavors = (tuskarclient(self.request)
|
|
.flavors
|
|
.list(self.resource_class_id))
|
|
self._flavors = []
|
|
if added_flavors:
|
|
for f in added_flavors:
|
|
flavor_obj = Flavor(f)
|
|
#flavor_obj.max_vms = f.max_vms
|
|
|
|
# FIXME just a mock of used instances, add real values
|
|
used_instances += 2
|
|
flavor_obj.used_instances = used_instances
|
|
self._flavors.append(flavor_obj)
|
|
|
|
return self._flavors
|
|
|
|
@property
|
|
def all_used_instances(self):
|
|
return [flavor.used_instances for flavor in self.list_flavors]
|
|
|
|
@property
|
|
def total_instances(self):
|
|
# FIXME just mock implementation, add proper one
|
|
return sum(self.all_used_instances)
|
|
|
|
@property
|
|
def remaining_capacity(self):
|
|
# FIXME just mock implementation, add proper one
|
|
return 100 - self.total_instances
|
|
|
|
@property
|
|
def is_provisioned(self):
|
|
return (self.state == 'active') or (self.state == 'error')
|
|
|
|
@property
|
|
def is_provisioning(self):
|
|
return (self.state == 'provisioning')
|
|
|
|
@classmethod
|
|
def provision_all(cls, request):
|
|
tuskarclient(request).data_centers.provision_all()
|
|
|
|
|
|
class ResourceClass(StringIdAPIResourceWrapper):
|
|
"""Wrapper for the ResourceClass object returned by the
|
|
dummy model.
|
|
"""
|
|
_attrs = ['id', 'name', 'service_type', 'image_id', 'racks']
|
|
|
|
@classmethod
|
|
def get(cls, request, resource_class_id):
|
|
rc = cls(tuskarclient(request).resource_classes.get(resource_class_id))
|
|
rc.request = request
|
|
return rc
|
|
|
|
@classmethod
|
|
def create(self, request, name, service_type, image_id, flavors):
|
|
return ResourceClass(
|
|
tuskarclient(request).resource_classes.create(
|
|
name=name,
|
|
service_type=service_type,
|
|
image_id=image_id,
|
|
flavors=flavors))
|
|
|
|
@classmethod
|
|
def list(cls, request):
|
|
return [cls(rc, request) for rc in (
|
|
tuskarclient(request).resource_classes.list())]
|
|
|
|
@classmethod
|
|
def update(cls, request, resource_class_id, name, service_type, image_id,
|
|
flavors):
|
|
resource_class = cls(tuskarclient(request).resource_classes.update(
|
|
resource_class_id,
|
|
name=name,
|
|
service_type=service_type,
|
|
image_id=image_id,
|
|
flavors=flavors))
|
|
|
|
## FIXME: flavors have to be updated separately, seems less than ideal
|
|
for flavor_id in resource_class.flavors_ids:
|
|
Flavor.delete(request, resource_class_id=resource_class.id,
|
|
flavor_id=flavor_id)
|
|
for flavor in flavors:
|
|
Flavor.create(request,
|
|
resource_class_id=resource_class.id,
|
|
**flavor)
|
|
|
|
return resource_class
|
|
|
|
@property
|
|
def deletable(self):
|
|
return (len(self.racks) <= 0)
|
|
|
|
@classmethod
|
|
def delete(cls, request, resource_class_id):
|
|
tuskarclient(request).resource_classes.delete(resource_class_id)
|
|
|
|
@property
|
|
def racks_ids(self):
|
|
""" List of unicode ids of racks added to resource class """
|
|
return [
|
|
unicode(rack['id']) for rack in self.racks]
|
|
|
|
@property
|
|
def list_racks(self):
|
|
""" List of racks added to ResourceClass """
|
|
if not hasattr(self, '_racks'):
|
|
self._racks = [Rack.get(self.request, rid) for rid in (
|
|
self.racks_ids)]
|
|
return self._racks
|
|
|
|
def set_racks(self, request, racks_ids):
|
|
# FIXME: there is a bug now in tuskar, we have to remove all racks at
|
|
# first and then add new ones:
|
|
# https://github.com/tuskar/tuskar/issues/37
|
|
tuskarclient(request).resource_classes.update(self.id, racks=[])
|
|
racks = [{'id': rid} for rid in racks_ids]
|
|
tuskarclient(request).resource_classes.update(self.id, racks=racks)
|
|
|
|
@property
|
|
def racks_count(self):
|
|
return len(self.racks)
|
|
|
|
@property
|
|
def all_racks(self):
|
|
""" List of racks added to ResourceClass + list of free racks,
|
|
meaning racks that don't belong to any ResourceClass"""
|
|
if not hasattr(self, '_all_racks'):
|
|
self._all_racks =\
|
|
[r for r in (
|
|
Rack.list(self.request)) if (
|
|
r.resource_class_id is None or
|
|
str(r.resource_class_id) == self.id)]
|
|
return self._all_racks
|
|
|
|
@property
|
|
def nodes(self):
|
|
if not hasattr(self, '_nodes'):
|
|
self._nodes = [n for n in Node.list(self.request)
|
|
if n.rack_id in self.racks_ids]
|
|
return self._nodes
|
|
|
|
@property
|
|
def nodes_count(self):
|
|
return len(self.nodes)
|
|
|
|
@property
|
|
def flavors_ids(self):
|
|
""" List of unicode ids of flavors added to resource class """
|
|
return [unicode(flavor.id) for flavor in self.list_flavors]
|
|
|
|
@property
|
|
def list_flavors(self):
|
|
if not hasattr(self, '_flavors'):
|
|
# FIXME just a mock of used instances, add real values
|
|
used_instances = 0
|
|
|
|
added_flavors = tuskarclient(self.request).flavors.list(self.id)
|
|
self._flavors = []
|
|
for f in added_flavors:
|
|
flavor_obj = Flavor(f, self.request)
|
|
#flavor_obj.max_vms = f.max_vms
|
|
|
|
# FIXME just a mock of used instances, add real values
|
|
used_instances += 5
|
|
flavor_obj.used_instances = used_instances
|
|
self._flavors.append(flavor_obj)
|
|
return self._flavors
|
|
|
|
@property
|
|
def all_used_instances(self):
|
|
return [flavor.used_instances for flavor in self.list_flavors]
|
|
|
|
@property
|
|
def total_instances(self):
|
|
# FIXME just mock implementation, add proper one
|
|
return sum(self.all_used_instances)
|
|
|
|
@property
|
|
def remaining_capacity(self):
|
|
# FIXME just mock implementation, add proper one
|
|
return 100 - self.total_instances
|
|
|
|
@property
|
|
def capacities(self):
|
|
"""Aggregates Rack capacities values
|
|
"""
|
|
if not hasattr(self, '_capacities'):
|
|
capacities = [rack.list_capacities for rack in self.list_racks]
|
|
|
|
def add_capacities(c1, c2):
|
|
return [Capacity({'name': a.name,
|
|
'value': int(a.value) + int(b.value),
|
|
'unit': a.unit}) for a, b in zip(c1, c2)]
|
|
|
|
self._capacities = reduce(add_capacities, capacities)
|
|
return self._capacities
|
|
|
|
@property
|
|
def vm_capacity(self):
|
|
""" Resource Class VM Capacity is maximum value from It's Flavors
|
|
max_vms (considering flavor sizes are multiples), multipled by
|
|
number of Racks in Resource Class.
|
|
"""
|
|
if not hasattr(self, '_vm_capacity'):
|
|
try:
|
|
value = self.racks_count * max([flavor.max_vms for flavor in
|
|
self.list_flavors])
|
|
except Exception:
|
|
value = _("Unable to retrieve vm capacity")
|
|
self._vm_capacity = Capacity({'name': _("VM Capacity"),
|
|
'value': value,
|
|
'unit': _('VMs')})
|
|
return self._vm_capacity
|
|
|
|
@property
|
|
def aggregated_alerts(self):
|
|
# FIXME: for now return only list of racks (particular alerts are not
|
|
# used)
|
|
return [rack
|
|
for rack in self.list_racks
|
|
if rack.alerts + rack.aggregated_alerts]
|
|
|
|
@property
|
|
def has_provisioned_rack(self):
|
|
return any([rack.is_provisioned for rack in self.list_racks])
|
|
|
|
|
|
class Flavor(StringIdAPIResourceWrapper):
|
|
"""Wrapper for the Flavor object returned by Tuskar.
|
|
"""
|
|
_attrs = ['id', 'name', 'max_vms']
|
|
|
|
@classmethod
|
|
def get(cls, request, resource_class_id, flavor_id):
|
|
flavor = cls(tuskarclient(request).flavors.get(resource_class_id,
|
|
flavor_id))
|
|
flavor.request = request
|
|
return flavor
|
|
|
|
@classmethod
|
|
def create(cls, request, **kwargs):
|
|
return cls(tuskarclient(request).flavors.create(
|
|
kwargs['resource_class_id'],
|
|
name=kwargs['name'],
|
|
max_vms=kwargs['max_vms'],
|
|
capacities=kwargs['capacities']))
|
|
|
|
@classmethod
|
|
def delete(cls, request, **kwargs):
|
|
tuskarclient(request).flavors.delete(
|
|
kwargs['resource_class_id'],
|
|
kwargs['flavor_id'])
|
|
|
|
@property
|
|
def capacities(self):
|
|
if not hasattr(self, '_capacities'):
|
|
## FIXME: should we distinguish between tuskar
|
|
## capacities and our internal capacities?
|
|
CapacityStruct = collections.namedtuple('CapacityStruct',
|
|
'name value unit')
|
|
self._capacities = [Capacity(CapacityStruct(name=c['name'],
|
|
value=c['value'],
|
|
unit=c['unit']))
|
|
for c in self._apiresource.capacities]
|
|
return self._capacities
|
|
|
|
def capacity(self, capacity_name):
|
|
key = "_%s" % capacity_name
|
|
if not hasattr(self, key):
|
|
try:
|
|
capacity = [c for c in self.capacities if (
|
|
c.name == capacity_name)][0]
|
|
except Exception:
|
|
# FIXME: test this
|
|
capacity = Capacity(
|
|
name=capacity_name,
|
|
value=_('Unable to retrieve '
|
|
'(Is the flavor configured properly?)'),
|
|
unit='')
|
|
setattr(self, key, capacity)
|
|
return getattr(self, key)
|
|
|
|
@property
|
|
def cpu(self):
|
|
return self.capacity('cpu')
|
|
|
|
@property
|
|
def memory(self):
|
|
return self.capacity('memory')
|
|
|
|
@property
|
|
def storage(self):
|
|
return self.capacity('storage')
|
|
|
|
@property
|
|
def ephemeral_disk(self):
|
|
return self.capacity('ephemeral_disk')
|
|
|
|
@property
|
|
def swap_disk(self):
|
|
return self.capacity('swap_disk')
|
|
|
|
@property
|
|
def running_virtual_machines(self):
|
|
# FIXME: arbitrary number
|
|
return random.randint(0, int(self.cpu.value))
|
|
|
|
# defines a random average of capacity - API should probably be able to
|
|
# determine average of capacity based on capacity value and obejct_id
|
|
def vms_over_time(self, start_time, end_time):
|
|
values = []
|
|
current_time = start_time
|
|
while current_time <= end_time:
|
|
values.append(
|
|
{'date': current_time,
|
|
'value': random.randint(0, self.running_virtual_machines)})
|
|
current_time += datetime.timedelta(hours=1)
|
|
|
|
return values
|