106 lines
3.2 KiB
Python
106 lines
3.2 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013, 2014 Intel Corporation.
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# Copyright 2013, 2014 Isaku Yamahata <isaku.yamahata at intel com>
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# <isaku.yamahata at gmail com>
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# All Rights Reserved.
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#
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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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#
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# @author: Isaku Yamahata, Intel Corporation.
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import abc
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import six
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from tacker.api import extensions
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from tacker.openstack.common import jsonutils
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from tacker.vm import constants
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@six.add_metaclass(abc.ABCMeta)
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class DeviceMGMTAbstractDriver(extensions.PluginInterface):
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@abc.abstractmethod
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def get_type(self):
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"""Return one of predefined type of the hosting device drivers."""
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pass
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@abc.abstractmethod
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def get_name(self):
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"""Return a symbolic name for the service VM plugin."""
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pass
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@abc.abstractmethod
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def get_description(self):
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pass
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def mgmt_create_pre(self, plugin, context, device):
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pass
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def mgmt_create_post(self, plugin, context, device):
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pass
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def mgmt_update_pre(self, plugin, context, device):
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pass
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def mgmt_update_post(self, plugin, context, device):
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pass
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def mgmt_delete_pre(self, plugin, context, device):
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pass
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def mgmt_delete_post(self, plugin, context, device):
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pass
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def mgmt_get_config(self, plugin, context, device):
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"""
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returns dict of file-like objects which will be passed to hosting
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device.
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It depends on drivers how to use it.
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for nova case, it can be used for meta data, file injection or
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config drive
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i.e.
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metadata case: nova --meta <key>=<value>
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file injection case: nova --file <dst-path>:<src-path>
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config drive case: nova --config-drive=true --file \
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<dst-path>:<src-path>
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"""
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return {}
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@abc.abstractmethod
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def mgmt_url(self, plugin, context, device):
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pass
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@abc.abstractmethod
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def mgmt_call(self, plugin, context, device, kwargs):
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pass
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class DeviceMGMTByNetwork(DeviceMGMTAbstractDriver):
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def mgmt_url(self, plugin, context, device):
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mgmt_entries = [sc_entry for sc_entry in device.service_context
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if (sc_entry.role == constants.ROLE_MGMT and
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sc_entry.port_id)]
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if not mgmt_entries:
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return
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port = plugin._core_plugin.get_port(context, mgmt_entries[0].port_id)
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if not port:
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return
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mgmt_url = port['fixed_ips'][0] # subnet_id and ip_address
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mgmt_url['network_id'] = port['network_id']
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mgmt_url['port_id'] = port['id']
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mgmt_url['mac_address'] = port['mac_address']
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return jsonutils.dumps(mgmt_url)
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