/usr/lib/python2.7/dist-packages/novaclient/v2/hypervisors.py is in python-novaclient 2:6.0.0-2.
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# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Hypervisors interface (1.1 extension).
"""
from six.moves.urllib import parse
from novaclient import api_versions
from novaclient import base
from novaclient import utils
class Hypervisor(base.Resource):
NAME_ATTR = 'hypervisor_hostname'
def __repr__(self):
return "<Hypervisor: %s>" % self.id
class HypervisorManager(base.ManagerWithFind):
resource_class = Hypervisor
is_alphanum_id_allowed = True
def _list_base(self, detailed=True, marker=None, limit=None):
path = '/os-hypervisors'
if detailed:
path += '/detail'
params = {}
if limit is not None:
params['limit'] = int(limit)
if marker is not None:
params['marker'] = str(marker)
path += utils.prepare_query_string(params)
return self._list(path, 'hypervisors')
@api_versions.wraps("2.0", "2.32")
def list(self, detailed=True):
"""
Get a list of hypervisors.
"""
return self._list_base(detailed=detailed)
@api_versions.wraps("2.33")
def list(self, detailed=True, marker=None, limit=None):
"""
Get a list of hypervisors.
:param marker: Begin returning hypervisor that appear later in the
keypair list than that represented by this keypair name
(optional).
:param limit: maximum number of keypairs to return (optional).
"""
return self._list_base(detailed=detailed, marker=marker, limit=limit)
def search(self, hypervisor_match, servers=False):
"""
Get a list of matching hypervisors.
:param servers: If True, server information is also retrieved.
"""
target = 'servers' if servers else 'search'
url = ('/os-hypervisors/%s/%s' %
(parse.quote(hypervisor_match, safe=''), target))
return self._list(url, 'hypervisors')
def get(self, hypervisor):
"""
Get a specific hypervisor.
"""
return self._get("/os-hypervisors/%s" % base.getid(hypervisor),
"hypervisor")
def uptime(self, hypervisor):
"""
Get the uptime for a specific hypervisor.
"""
return self._get("/os-hypervisors/%s/uptime" % base.getid(hypervisor),
"hypervisor")
def statistics(self):
"""
Get hypervisor statistics over all compute nodes.
Kept for backwards compatibility, new code should call
hypervisor_stats.statistics() instead of hypervisors.statistics()
"""
return self.api.hypervisor_stats.statistics()
class HypervisorStats(base.Resource):
def __repr__(self):
return ("<HypervisorStats: %d Hypervisor%s>" %
(self.count, "s" if self.count != 1 else ""))
class HypervisorStatsManager(base.Manager):
resource_class = HypervisorStats
def statistics(self):
"""
Get hypervisor statistics over all compute nodes.
"""
return self._get("/os-hypervisors/statistics", "hypervisor_statistics")
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