1aaed59b4b
Update Copyright statements that previously said 'OpenStack LLC' to now say 'OpenStack Foundation'. Note that the files under openstack/common/ were not updated, as those changes should be brought in by syncing with oslo-incubator. Change-Id: I22db9858e899cff72053a4b48100fcc039f5d9dd
151 lines
4.9 KiB
Python
151 lines
4.9 KiB
Python
# Copyright 2012 OpenStack Foundation
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#
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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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from reddwarf.openstack.common import log as logging
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from reddwarf.common.remote import create_nova_client
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from reddwarf.common.remote import create_nova_volume_client
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from reddwarf.instance import models as imodels
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from reddwarf.instance.models import load_instance
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from reddwarf.instance import models as instance_models
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from reddwarf.extensions.mysql import models as mysql_models
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LOG = logging.getLogger(__name__)
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def load_mgmt_instances(context, deleted=None):
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client = create_nova_client(context)
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mgmt_servers = client.rdservers.list()
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db_infos = None
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if deleted is not None:
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db_infos = instance_models.DBInstance.find_all(deleted=deleted)
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else:
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db_infos = instance_models.DBInstance.find_all()
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instances = MgmtInstances.load_status_from_existing(
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context,
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db_infos,
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mgmt_servers)
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return instances
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def load_mgmt_instance(cls, context, id):
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try:
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instance = load_instance(cls, context, id, needs_server=True)
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client = create_nova_client(context)
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server = client.rdservers.get(instance.server_id)
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instance.server.host = server.host
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instance.server.deleted = server.deleted
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instance.server.deleted_at = server.deleted_at
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instance.server.local_id = server.local_id
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assert instance.server is not None
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except Exception as e:
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LOG.error(e)
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instance = load_instance(cls, context, id, needs_server=False)
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return instance
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class SimpleMgmtInstance(imodels.BaseInstance):
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def __init__(self, context, db_info, server, service_status):
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super(SimpleMgmtInstance, self).__init__(context, db_info, server,
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service_status)
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@property
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def status(self):
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if self.deleted:
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return imodels.InstanceStatus.SHUTDOWN
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return super(SimpleMgmtInstance, self).status
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@property
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def deleted(self):
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return self.db_info.deleted
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@property
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def deleted_at(self):
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return self.db_info.deleted_at
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@classmethod
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def load(cls, context, id):
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return load_mgmt_instance(cls, context, id)
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@property
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def task_description(self):
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return self.db_info.task_description
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class DetailedMgmtInstance(SimpleMgmtInstance):
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def __init__(self, *args, **kwargs):
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super(DetailedMgmtInstance, self).__init__(*args, **kwargs)
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self.volume = None
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self.volume_used = None
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self.root_history = None
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@classmethod
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def load(cls, context, id):
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instance = load_mgmt_instance(cls, context, id)
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client = create_nova_volume_client(context)
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try:
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instance.volume = client.volumes.get(instance.volume_id)
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except Exception as ex:
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instance.volume = None
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# Populate the volume_used attribute from the guest agent.
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instance_models.load_guest_info(instance, context, id)
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instance.root_history = mysql_models.RootHistory.load(context=context,
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instance_id=id)
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return instance
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class MgmtInstance(imodels.Instance):
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def get_diagnostics(self):
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return self.get_guest().get_diagnostics()
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def stop_mysql(self):
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return self.get_guest().stop_mysql()
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def get_hwinfo(self):
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return self.get_guest().get_hwinfo()
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class MgmtInstances(imodels.Instances):
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@staticmethod
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def load_status_from_existing(context, db_infos, servers):
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def load_instance(context, db, status, server=None):
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return SimpleMgmtInstance(context, db, server, status)
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if context is None:
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raise TypeError("Argument context not defined.")
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find_server = imodels.create_server_list_matcher(servers)
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instances = imodels.Instances._load_servers_status(load_instance,
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context, db_infos,
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find_server)
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_load_servers(instances, find_server)
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return instances
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def _load_servers(instances, find_server):
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for instance in instances:
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db = instance.db_info
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instance.server = None
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try:
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server = find_server(db.id, db.compute_instance_id)
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instance.server = server
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except Exception as ex:
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LOG.error(ex)
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return instances
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