vmware-nsx/neutron/plugins/hyperv/rpc_callbacks.py
Petrut Lucian 3e10546c25 Fixes Hyper-V agent RPC calls for ML2 support
Adds support for the RPC report status in the Hyper-V
agent and plugin.

Fixes bug: #1226654

Change-Id: Ie5eee875afc062c536856589d6a3fd0414190f6d
2013-09-25 22:36:42 +03:00

103 lines
3.9 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2013 Cloudbase Solutions SRL
# 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: Alessandro Pilotti, Cloudbase Solutions Srl
from neutron.common import constants as q_const
from neutron.common import rpc as q_rpc
from neutron.db import agents_db
from neutron.db import dhcp_rpc_base
from neutron.db import l3_rpc_base
from neutron.openstack.common import log as logging
from neutron.plugins.hyperv import db as hyperv_db
LOG = logging.getLogger(__name__)
class HyperVRpcCallbacks(
dhcp_rpc_base.DhcpRpcCallbackMixin,
l3_rpc_base.L3RpcCallbackMixin):
# Set RPC API version to 1.0 by default.
RPC_API_VERSION = '1.1'
def __init__(self, notifier):
self.notifier = notifier
self._db = hyperv_db.HyperVPluginDB()
def create_rpc_dispatcher(self):
'''Get the rpc dispatcher for this manager.
If a manager would like to set an rpc API version, or support more than
one class as the target of rpc messages, override this method.
'''
return q_rpc.PluginRpcDispatcher([self,
agents_db.AgentExtRpcCallback()])
def get_device_details(self, rpc_context, **kwargs):
"""Agent requests device details."""
agent_id = kwargs.get('agent_id')
device = kwargs.get('device')
LOG.debug(_("Device %(device)s details requested from %(agent_id)s"),
{'device': device, 'agent_id': agent_id})
port = self._db.get_port(device)
if port:
binding = self._db.get_network_binding(None, port['network_id'])
entry = {'device': device,
'network_id': port['network_id'],
'port_id': port['id'],
'admin_state_up': port['admin_state_up'],
'network_type': binding.network_type,
'segmentation_id': binding.segmentation_id,
'physical_network': binding.physical_network}
# Set the port status to UP
self._db.set_port_status(port['id'], q_const.PORT_STATUS_ACTIVE)
else:
entry = {'device': device}
LOG.debug(_("%s can not be found in database"), device)
return entry
def update_device_down(self, rpc_context, **kwargs):
"""Device no longer exists on agent."""
# TODO(garyk) - live migration and port status
agent_id = kwargs.get('agent_id')
device = kwargs.get('device')
LOG.debug(_("Device %(device)s no longer exists on %(agent_id)s"),
{'device': device, 'agent_id': agent_id})
port = self._db.get_port(device)
if port:
entry = {'device': device,
'exists': True}
# Set port status to DOWN
self._db.set_port_status(port['id'], q_const.PORT_STATUS_DOWN)
else:
entry = {'device': device,
'exists': False}
LOG.debug(_("%s can not be found in database"), device)
return entry
def tunnel_sync(self, rpc_context, **kwargs):
"""Tunnel sync.
Dummy function for ovs agent running on Linux to
work with Hyper-V plugin and agent.
"""
entry = dict()
entry['tunnels'] = {}
# Return the list of tunnels IP's to the agent
return entry