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