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# Copyright 2011 OpenStack Foundation
# 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.
"""
Fakes For Scheduler tests.
"""
from cinder.openstack.common import timeutils
from cinder.scheduler import filter_scheduler
from cinder.scheduler import host_manager
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class FakeFilterScheduler(filter_scheduler.FilterScheduler):
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def __init__(self, *args, **kwargs):
super(FakeFilterScheduler, self).__init__(*args, **kwargs)
self.host_manager = host_manager.HostManager()
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class FakeHostManager(host_manager.HostManager):
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def __init__(self):
super(FakeHostManager, self).__init__()
self.service_states = {
'host1': {'total_capacity_gb': 1024,
'free_capacity_gb': 1024,
'allocated_capacity_gb': 0,
'reserved_percentage': 10,
'volume_backend_name': 'lvm1',
'timestamp': None},
'host2': {'total_capacity_gb': 2048,
'free_capacity_gb': 300,
'allocated_capacity_gb': 1748,
'reserved_percentage': 10,
'volume_backend_name': 'lvm2',
'timestamp': None},
'host3': {'total_capacity_gb': 512,
'free_capacity_gb': 256,
'allocated_capacity_gb': 256,
'reserved_percentage': 0,
'volume_backend_name': 'lvm3',
'timestamp': None},
'host4': {'total_capacity_gb': 2048,
'free_capacity_gb': 200,
'allocated_capacity_gb': 1848,
'reserved_percentage': 5,
'volume_backend_name': 'lvm4',
'timestamp': None},
}
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class FakeHostState(host_manager.HostState):
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def __init__(self, host, attribute_dict):
super(FakeHostState, self).__init__(host)
for (key, val) in attribute_dict.iteritems():
setattr(self, key, val)
def mock_host_manager_db_calls(mock_obj):
services = [
dict(id=1, host='host1', topic='volume', disabled=False,
availability_zone='zone1', updated_at=timeutils.utcnow()),
dict(id=2, host='host2', topic='volume', disabled=False,
availability_zone='zone1', updated_at=timeutils.utcnow()),
dict(id=3, host='host3', topic='volume', disabled=False,
availability_zone='zone2', updated_at=timeutils.utcnow()),
dict(id=4, host='host4', topic='volume', disabled=False,
availability_zone='zone3', updated_at=timeutils.utcnow()),
# service on host5 is disabled
dict(id=5, host='host5', topic='volume', disabled=True,
availability_zone='zone4', updated_at=timeutils.utcnow()),
]
mock_obj.return_value = services
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def mock_host_manager_db_calls(mock_obj):
services = [
dict(id=1, host='host1', topic='volume', disabled=False,
availability_zone='zone1', updated_at=timeutils.utcnow()),
dict(id=2, host='host2', topic='volume', disabled=False,
availability_zone='zone1', updated_at=timeutils.utcnow()),
dict(id=3, host='host3', topic='volume', disabled=False,
availability_zone='zone2', updated_at=timeutils.utcnow()),
dict(id=4, host='host4', topic='volume', disabled=False,
availability_zone='zone3', updated_at=timeutils.utcnow()),
# service on host5 is disabled
dict(id=5, host='host5', topic='volume', disabled=True,
availability_zone='zone4', updated_at=timeutils.utcnow()),
]
mock_obj.return_value = services