d7493a223f
Most of this code will probably stay with us for quite some time, so let's make things easier and consider them as our way of doing RPC. blueprint oslo-messaging Change-Id: Iaf353b23f9c54b82d1e02a6bd5a5960cec827c88
93 lines
3.5 KiB
Python
93 lines
3.5 KiB
Python
# Copyright 2013 Cloudbase Solutions SRL
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# All Rights Reserved.
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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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# @author: Alessandro Pilotti, Cloudbase Solutions Srl
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from neutron.common import constants as q_const
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from neutron.common import rpc as n_rpc
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from neutron.db import dhcp_rpc_base
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from neutron.db import l3_rpc_base
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from neutron.openstack.common import log as logging
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from neutron.plugins.hyperv import db as hyperv_db
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LOG = logging.getLogger(__name__)
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class HyperVRpcCallbacks(
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n_rpc.RpcCallback,
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dhcp_rpc_base.DhcpRpcCallbackMixin,
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l3_rpc_base.L3RpcCallbackMixin):
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# Set RPC API version to 1.0 by default.
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RPC_API_VERSION = '1.1'
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def __init__(self, notifier):
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super(HyperVRpcCallbacks, self).__init__()
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self.notifier = notifier
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self._db = hyperv_db.HyperVPluginDB()
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def get_device_details(self, rpc_context, **kwargs):
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"""Agent requests device details."""
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agent_id = kwargs.get('agent_id')
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device = kwargs.get('device')
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LOG.debug(_("Device %(device)s details requested from %(agent_id)s"),
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{'device': device, 'agent_id': agent_id})
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port = self._db.get_port(device)
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if port:
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binding = self._db.get_network_binding(None, port['network_id'])
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entry = {'device': device,
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'network_id': port['network_id'],
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'port_id': port['id'],
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'admin_state_up': port['admin_state_up'],
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'network_type': binding.network_type,
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'segmentation_id': binding.segmentation_id,
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'physical_network': binding.physical_network}
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# Set the port status to UP
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self._db.set_port_status(port['id'], q_const.PORT_STATUS_ACTIVE)
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else:
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entry = {'device': device}
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LOG.debug(_("%s can not be found in database"), device)
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return entry
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def update_device_down(self, rpc_context, **kwargs):
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"""Device no longer exists on agent."""
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# TODO(garyk) - live migration and port status
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agent_id = kwargs.get('agent_id')
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device = kwargs.get('device')
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LOG.debug(_("Device %(device)s no longer exists on %(agent_id)s"),
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{'device': device, 'agent_id': agent_id})
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port = self._db.get_port(device)
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if port:
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entry = {'device': device,
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'exists': True}
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# Set port status to DOWN
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self._db.set_port_status(port['id'], q_const.PORT_STATUS_DOWN)
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else:
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entry = {'device': device,
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'exists': False}
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LOG.debug(_("%s can not be found in database"), device)
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return entry
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def tunnel_sync(self, rpc_context, **kwargs):
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"""Tunnel sync.
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Dummy function for ovs agent running on Linux to
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work with Hyper-V plugin and agent.
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"""
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entry = dict()
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entry['tunnels'] = {}
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# Return the list of tunnels IP's to the agent
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return entry
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