694 lines
31 KiB
Python
694 lines
31 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2012 NEC Corporation. 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: Ryota MIBU
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# @author: Akihiro MOTOKI
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from neutron.agent import securitygroups_rpc as sg_rpc
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from neutron.api.rpc.agentnotifiers import dhcp_rpc_agent_api
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from neutron.api.rpc.agentnotifiers import l3_rpc_agent_api
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from neutron.common import exceptions as q_exc
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from neutron.common import rpc as q_rpc
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from neutron.common import topics
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from neutron.db import agents_db
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from neutron.db import agentschedulers_db
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from neutron.db import db_base_plugin_v2
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from neutron.db import dhcp_rpc_base
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from neutron.db import extraroute_db
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from neutron.db import l3_gwmode_db
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from neutron.db import l3_rpc_base
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from neutron.db import quota_db # noqa
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from neutron.db import securitygroups_rpc_base as sg_db_rpc
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from neutron.extensions import portbindings
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from neutron.openstack.common import importutils
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from neutron.openstack.common import log as logging
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from neutron.openstack.common import rpc
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from neutron.openstack.common.rpc import proxy
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from neutron.plugins.nec.common import config
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from neutron.plugins.nec.common import exceptions as nexc
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from neutron.plugins.nec.db import api as ndb
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from neutron.plugins.nec.db import nec_plugin_base
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from neutron.plugins.nec import ofc_manager
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LOG = logging.getLogger(__name__)
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class OperationalStatus:
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"""Enumeration for operational status.
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ACTIVE: The resource is available.
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DOWN: The resource is not operational. This might indicate
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admin_state_up=False, or lack of OpenFlow info for the port.
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BUILD: The plugin is creating the resource.
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ERROR: Some error occured.
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"""
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ACTIVE = "ACTIVE"
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DOWN = "DOWN"
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BUILD = "BUILD"
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ERROR = "ERROR"
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class NECPluginV2(nec_plugin_base.NECPluginV2Base,
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extraroute_db.ExtraRoute_db_mixin,
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l3_gwmode_db.L3_NAT_db_mixin,
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sg_db_rpc.SecurityGroupServerRpcMixin,
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agentschedulers_db.L3AgentSchedulerDbMixin,
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agentschedulers_db.DhcpAgentSchedulerDbMixin):
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"""NECPluginV2 controls an OpenFlow Controller.
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The Neutron NECPluginV2 maps L2 logical networks to L2 virtualized networks
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on an OpenFlow enabled network. An OpenFlow Controller (OFC) provides
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L2 network isolation without VLAN and this plugin controls the OFC.
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NOTE: This is for Neutron API V2. Codes for V1.0 and V1.1 are available
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at https://github.com/nec-openstack/neutron-openflow-plugin .
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The port binding extension enables an external application relay
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information to and from the plugin.
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"""
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_supported_extension_aliases = ["router", "ext-gw-mode", "quotas",
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"binding", "security-group",
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"extraroute", "agent",
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"l3_agent_scheduler",
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"dhcp_agent_scheduler"]
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@property
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def supported_extension_aliases(self):
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if not hasattr(self, '_aliases'):
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aliases = self._supported_extension_aliases[:]
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sg_rpc.disable_security_group_extension_if_noop_driver(aliases)
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self._aliases = aliases
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return self._aliases
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def __init__(self):
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ndb.initialize()
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self.ofc = ofc_manager.OFCManager()
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self.packet_filter_enabled = (config.OFC.enable_packet_filter and
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self.ofc.driver.filter_supported())
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if self.packet_filter_enabled:
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self.supported_extension_aliases.append("PacketFilters")
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# Set the plugin default extension path
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# if no api_extensions_path is specified.
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if not config.CONF.api_extensions_path:
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config.CONF.set_override('api_extensions_path',
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'neutron/plugins/nec/extensions')
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self.setup_rpc()
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self.network_scheduler = importutils.import_object(
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config.CONF.network_scheduler_driver
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)
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self.router_scheduler = importutils.import_object(
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config.CONF.router_scheduler_driver
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)
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def setup_rpc(self):
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self.topic = topics.PLUGIN
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self.conn = rpc.create_connection(new=True)
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self.notifier = NECPluginV2AgentNotifierApi(topics.AGENT)
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self.dhcp_agent_notifier = dhcp_rpc_agent_api.DhcpAgentNotifyAPI()
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self.l3_agent_notifier = l3_rpc_agent_api.L3AgentNotify
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# NOTE: callback_sg is referred to from the sg unit test.
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self.callback_sg = SecurityGroupServerRpcCallback()
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callbacks = [NECPluginV2RPCCallbacks(self),
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DhcpRpcCallback(), L3RpcCallback(),
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self.callback_sg,
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agents_db.AgentExtRpcCallback()]
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self.dispatcher = q_rpc.PluginRpcDispatcher(callbacks)
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self.conn.create_consumer(self.topic, self.dispatcher, fanout=False)
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# Consume from all consumers in a thread
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self.conn.consume_in_thread()
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def _update_resource_status(self, context, resource, id, status):
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"""Update status of specified resource."""
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request = {}
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request[resource] = dict(status=status)
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obj_updater = getattr(super(NECPluginV2, self), "update_%s" % resource)
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obj_updater(context, id, request)
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def activate_port_if_ready(self, context, port, network=None):
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"""Activate port by creating port on OFC if ready.
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Activate port and packet_filters associated with the port.
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Conditions to activate port on OFC are:
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* port admin_state is UP
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* network admin_state is UP
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* portinfo are available (to identify port on OFC)
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"""
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if not network:
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network = super(NECPluginV2, self).get_network(context,
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port['network_id'])
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port_status = OperationalStatus.ACTIVE
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if not port['admin_state_up']:
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LOG.debug(_("activate_port_if_ready(): skip, "
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"port.admin_state_up is False."))
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port_status = OperationalStatus.DOWN
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elif not network['admin_state_up']:
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LOG.debug(_("activate_port_if_ready(): skip, "
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"network.admin_state_up is False."))
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port_status = OperationalStatus.DOWN
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elif not ndb.get_portinfo(context.session, port['id']):
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LOG.debug(_("activate_port_if_ready(): skip, "
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"no portinfo for this port."))
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port_status = OperationalStatus.DOWN
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# activate packet_filters before creating port on OFC.
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if self.packet_filter_enabled:
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if port_status is OperationalStatus.ACTIVE:
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filters = dict(in_port=[port['id']],
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status=[OperationalStatus.DOWN],
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admin_state_up=[True])
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pfs = (super(NECPluginV2, self).
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get_packet_filters(context, filters=filters))
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for pf in pfs:
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self._activate_packet_filter_if_ready(context, pf,
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network=network,
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in_port=port)
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if port_status in [OperationalStatus.ACTIVE]:
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if self.ofc.exists_ofc_port(context, port['id']):
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LOG.debug(_("activate_port_if_ready(): skip, "
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"ofc_port already exists."))
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else:
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try:
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self.ofc.create_ofc_port(context, port['id'], port)
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except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
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reason = _("create_ofc_port() failed due to %s") % exc
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LOG.error(reason)
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port_status = OperationalStatus.ERROR
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if port_status is not port['status']:
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self._update_resource_status(context, "port", port['id'],
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port_status)
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def deactivate_port(self, context, port):
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"""Deactivate port by deleting port from OFC if exists.
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Deactivate port and packet_filters associated with the port.
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"""
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port_status = OperationalStatus.DOWN
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if self.ofc.exists_ofc_port(context, port['id']):
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try:
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self.ofc.delete_ofc_port(context, port['id'], port)
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except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
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reason = _("delete_ofc_port() failed due to %s") % exc
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LOG.error(reason)
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port_status = OperationalStatus.ERROR
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else:
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LOG.debug(_("deactivate_port(): skip, ofc_port does not "
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"exist."))
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if port_status is not port['status']:
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self._update_resource_status(context, "port", port['id'],
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port_status)
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# deactivate packet_filters after the port has deleted from OFC.
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if self.packet_filter_enabled:
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filters = dict(in_port=[port['id']],
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status=[OperationalStatus.ACTIVE])
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pfs = super(NECPluginV2, self).get_packet_filters(context,
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filters=filters)
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for pf in pfs:
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self._deactivate_packet_filter(context, pf)
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# Quantm Plugin Basic methods
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def create_network(self, context, network):
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"""Create a new network entry on DB, and create it on OFC."""
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LOG.debug(_("NECPluginV2.create_network() called, "
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"network=%s ."), network)
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#set up default security groups
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tenant_id = self._get_tenant_id_for_create(
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context, network['network'])
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self._ensure_default_security_group(context, tenant_id)
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with context.session.begin(subtransactions=True):
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new_net = super(NECPluginV2, self).create_network(context, network)
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self._process_l3_create(context, new_net, network['network'])
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self._update_resource_status(context, "network", new_net['id'],
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OperationalStatus.BUILD)
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try:
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if not self.ofc.exists_ofc_tenant(context, new_net['tenant_id']):
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self.ofc.create_ofc_tenant(context, new_net['tenant_id'])
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self.ofc.create_ofc_network(context, new_net['tenant_id'],
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new_net['id'], new_net['name'])
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except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
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reason = _("create_network() failed due to %s") % exc
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LOG.error(reason)
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self._update_resource_status(context, "network", new_net['id'],
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OperationalStatus.ERROR)
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else:
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self._update_resource_status(context, "network", new_net['id'],
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OperationalStatus.ACTIVE)
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return new_net
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def update_network(self, context, id, network):
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"""Update network and handle resources associated with the network.
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Update network entry on DB. If 'admin_state_up' was changed, activate
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or deactivate ports and packetfilters associated with the network.
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"""
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LOG.debug(_("NECPluginV2.update_network() called, "
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"id=%(id)s network=%(network)s ."),
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{'id': id, 'network': network})
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session = context.session
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with session.begin(subtransactions=True):
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old_net = super(NECPluginV2, self).get_network(context, id)
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new_net = super(NECPluginV2, self).update_network(context, id,
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network)
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self._process_l3_update(context, new_net, network['network'])
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changed = (old_net['admin_state_up'] is not new_net['admin_state_up'])
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if changed and not new_net['admin_state_up']:
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self._update_resource_status(context, "network", id,
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OperationalStatus.DOWN)
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# disable all active ports and packet_filters of the network
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filters = dict(network_id=[id], status=[OperationalStatus.ACTIVE])
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ports = super(NECPluginV2, self).get_ports(context,
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filters=filters)
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for port in ports:
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self.deactivate_port(context, port)
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if self.packet_filter_enabled:
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pfs = (super(NECPluginV2, self).
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get_packet_filters(context, filters=filters))
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for pf in pfs:
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self._deactivate_packet_filter(context, pf)
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elif changed and new_net['admin_state_up']:
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self._update_resource_status(context, "network", id,
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OperationalStatus.ACTIVE)
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# enable ports and packet_filters of the network
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filters = dict(network_id=[id], status=[OperationalStatus.DOWN],
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admin_state_up=[True])
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ports = super(NECPluginV2, self).get_ports(context,
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filters=filters)
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for port in ports:
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self.activate_port_if_ready(context, port, new_net)
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if self.packet_filter_enabled:
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pfs = (super(NECPluginV2, self).
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get_packet_filters(context, filters=filters))
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for pf in pfs:
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self._activate_packet_filter_if_ready(context, pf, new_net)
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return new_net
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def delete_network(self, context, id):
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"""Delete network and packet_filters associated with the network.
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Delete network entry from DB and OFC. Then delete packet_filters
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associated with the network. If the network is the last resource
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of the tenant, delete unnessary ofc_tenant.
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"""
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LOG.debug(_("NECPluginV2.delete_network() called, id=%s ."), id)
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net = super(NECPluginV2, self).get_network(context, id)
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tenant_id = net['tenant_id']
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# Make sure auto-delete ports on OFC are deleted.
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filter = {'network_id': [id],
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'device_owner': db_base_plugin_v2.AUTO_DELETE_PORT_OWNERS}
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auto_delete_ports = self.get_ports(context, filters=filter)
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for port in auto_delete_ports:
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LOG.debug(_('delete_network(): deleting auto-delete port'
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' from OFC: %s'), port)
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self.deactivate_port(context, port)
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# get packet_filters associated with the network
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if self.packet_filter_enabled:
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filters = dict(network_id=[id])
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pfs = (super(NECPluginV2, self).
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get_packet_filters(context, filters=filters))
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super(NECPluginV2, self).delete_network(context, id)
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try:
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# 'net' parameter is required to lookup old OFC mapping
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self.ofc.delete_ofc_network(context, id, net)
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except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
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reason = _("delete_network() failed due to %s") % exc
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# NOTE: The OFC configuration of this network could be remained
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# as an orphan resource. But, it does NOT harm any other
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# resources, so this plugin just warns.
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LOG.warn(reason)
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# delete all packet_filters of the network
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if self.packet_filter_enabled:
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for pf in pfs:
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self.delete_packet_filter(context, pf['id'])
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# delete unnessary ofc_tenant
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filters = dict(tenant_id=[tenant_id])
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nets = super(NECPluginV2, self).get_networks(context, filters=filters)
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if not nets:
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try:
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self.ofc.delete_ofc_tenant(context, tenant_id)
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except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
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reason = _("delete_ofc_tenant() failed due to %s") % exc
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LOG.warn(reason)
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def _extend_port_dict_binding(self, context, port):
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port[portbindings.VIF_TYPE] = portbindings.VIF_TYPE_OVS
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port[portbindings.CAPABILITIES] = {
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portbindings.CAP_PORT_FILTER:
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'security-group' in self.supported_extension_aliases}
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return port
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def create_port(self, context, port):
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"""Create a new port entry on DB, then try to activate it."""
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LOG.debug(_("NECPluginV2.create_port() called, port=%s ."), port)
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with context.session.begin(subtransactions=True):
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self._ensure_default_security_group_on_port(context, port)
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sgids = self._get_security_groups_on_port(context, port)
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port = super(NECPluginV2, self).create_port(context, port)
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self._process_port_create_security_group(
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context, port, sgids)
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self.notify_security_groups_member_updated(context, port)
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self._update_resource_status(context, "port", port['id'],
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OperationalStatus.BUILD)
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self.activate_port_if_ready(context, port)
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return self._extend_port_dict_binding(context, port)
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def update_port(self, context, id, port):
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"""Update port, and handle packetfilters associated with the port.
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Update network entry on DB. If admin_state_up was changed, activate
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or deactivate the port and packetfilters associated with it.
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"""
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LOG.debug(_("NECPluginV2.update_port() called, "
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"id=%(id)s port=%(port)s ."),
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{'id': id, 'port': port})
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need_port_update_notify = False
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with context.session.begin(subtransactions=True):
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old_port = super(NECPluginV2, self).get_port(context, id)
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new_port = super(NECPluginV2, self).update_port(context, id, port)
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need_port_update_notify = self.update_security_group_on_port(
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context, id, port, old_port, new_port)
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need_port_update_notify |= self.is_security_group_member_updated(
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context, old_port, new_port)
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if need_port_update_notify:
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self.notifier.port_update(context, new_port)
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changed = (old_port['admin_state_up'] != new_port['admin_state_up'])
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if changed:
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if new_port['admin_state_up']:
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self.activate_port_if_ready(context, new_port)
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else:
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self.deactivate_port(context, old_port)
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return self._extend_port_dict_binding(context, new_port)
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def delete_port(self, context, id, l3_port_check=True):
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"""Delete port and packet_filters associated with the port."""
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LOG.debug(_("NECPluginV2.delete_port() called, id=%s ."), id)
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# ext_sg.SECURITYGROUPS attribute for the port is required
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# since notifier.security_groups_member_updated() need the attribute.
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# Thus we need to call self.get_port() instead of super().get_port()
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port = self.get_port(context, id)
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self.deactivate_port(context, port)
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# delete all packet_filters of the port
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if self.packet_filter_enabled:
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filters = dict(port_id=[id])
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pfs = (super(NECPluginV2, self).
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get_packet_filters(context, filters=filters))
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for packet_filter in pfs:
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self.delete_packet_filter(context, packet_filter['id'])
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# if needed, check to see if this is a port owned by
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# and l3-router. If so, we should prevent deletion.
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if l3_port_check:
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self.prevent_l3_port_deletion(context, id)
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with context.session.begin(subtransactions=True):
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self.disassociate_floatingips(context, id)
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self._delete_port_security_group_bindings(context, id)
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super(NECPluginV2, self).delete_port(context, id)
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self.notify_security_groups_member_updated(context, port)
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|
|
def get_port(self, context, id, fields=None):
|
|
with context.session.begin(subtransactions=True):
|
|
port = super(NECPluginV2, self).get_port(context, id, fields)
|
|
self._extend_port_dict_binding(context, port)
|
|
return self._fields(port, fields)
|
|
|
|
def get_ports(self, context, filters=None, fields=None):
|
|
with context.session.begin(subtransactions=True):
|
|
ports = super(NECPluginV2, self).get_ports(context, filters,
|
|
fields)
|
|
# TODO(amotoki) filter by security group
|
|
for port in ports:
|
|
self._extend_port_dict_binding(context, port)
|
|
return [self._fields(port, fields) for port in ports]
|
|
|
|
# For PacketFilter Extension
|
|
|
|
def _activate_packet_filter_if_ready(self, context, packet_filter,
|
|
network=None, in_port=None):
|
|
"""Activate packet_filter by creating filter on OFC if ready.
|
|
|
|
Conditions to create packet_filter on OFC are:
|
|
* packet_filter admin_state is UP
|
|
* network admin_state is UP
|
|
* (if 'in_port' is specified) portinfo is available
|
|
"""
|
|
net_id = packet_filter['network_id']
|
|
if not network:
|
|
network = super(NECPluginV2, self).get_network(context, net_id)
|
|
in_port_id = packet_filter.get("in_port")
|
|
if in_port_id and not in_port:
|
|
in_port = super(NECPluginV2, self).get_port(context, in_port_id)
|
|
|
|
pf_status = OperationalStatus.ACTIVE
|
|
if not packet_filter['admin_state_up']:
|
|
LOG.debug(_("_activate_packet_filter_if_ready(): skip, "
|
|
"packet_filter.admin_state_up is False."))
|
|
pf_status = OperationalStatus.DOWN
|
|
elif not network['admin_state_up']:
|
|
LOG.debug(_("_activate_packet_filter_if_ready(): skip, "
|
|
"network.admin_state_up is False."))
|
|
pf_status = OperationalStatus.DOWN
|
|
elif in_port_id and in_port_id is in_port.get('id'):
|
|
LOG.debug(_("_activate_packet_filter_if_ready(): skip, "
|
|
"invalid in_port_id."))
|
|
pf_status = OperationalStatus.DOWN
|
|
elif in_port_id and not ndb.get_portinfo(context.session, in_port_id):
|
|
LOG.debug(_("_activate_packet_filter_if_ready(): skip, "
|
|
"no portinfo for in_port."))
|
|
pf_status = OperationalStatus.DOWN
|
|
|
|
if pf_status in [OperationalStatus.ACTIVE]:
|
|
if self.ofc.exists_ofc_packet_filter(context, packet_filter['id']):
|
|
LOG.debug(_("_activate_packet_filter_if_ready(): skip, "
|
|
"ofc_packet_filter already exists."))
|
|
else:
|
|
try:
|
|
(self.ofc.
|
|
create_ofc_packet_filter(context,
|
|
packet_filter['id'],
|
|
packet_filter))
|
|
except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
|
|
reason = _("create_ofc_packet_filter() failed due to "
|
|
"%s") % exc
|
|
LOG.error(reason)
|
|
pf_status = OperationalStatus.ERROR
|
|
|
|
if pf_status is not packet_filter['status']:
|
|
self._update_resource_status(context, "packet_filter",
|
|
packet_filter['id'], pf_status)
|
|
|
|
def _deactivate_packet_filter(self, context, packet_filter):
|
|
"""Deactivate packet_filter by deleting filter from OFC if exixts."""
|
|
pf_status = OperationalStatus.DOWN
|
|
if not self.ofc.exists_ofc_packet_filter(context, packet_filter['id']):
|
|
LOG.debug(_("_deactivate_packet_filter(): skip, "
|
|
"ofc_packet_filter does not exist."))
|
|
else:
|
|
try:
|
|
self.ofc.delete_ofc_packet_filter(context, packet_filter['id'])
|
|
except (nexc.OFCException, nexc.OFCConsistencyBroken) as exc:
|
|
reason = _("delete_ofc_packet_filter() failed due to "
|
|
"%s") % exc
|
|
LOG.error(reason)
|
|
pf_status = OperationalStatus.ERROR
|
|
|
|
if pf_status is not packet_filter['status']:
|
|
self._update_resource_status(context, "packet_filter",
|
|
packet_filter['id'], pf_status)
|
|
|
|
def create_packet_filter(self, context, packet_filter):
|
|
"""Create a new packet_filter entry on DB, then try to activate it."""
|
|
LOG.debug(_("NECPluginV2.create_packet_filter() called, "
|
|
"packet_filter=%s ."), packet_filter)
|
|
new_pf = super(NECPluginV2, self).create_packet_filter(context,
|
|
packet_filter)
|
|
self._update_resource_status(context, "packet_filter", new_pf['id'],
|
|
OperationalStatus.BUILD)
|
|
|
|
self._activate_packet_filter_if_ready(context, new_pf)
|
|
|
|
return new_pf
|
|
|
|
def update_packet_filter(self, context, id, packet_filter):
|
|
"""Update packet_filter entry on DB, and recreate it if changed.
|
|
|
|
If any rule of the packet_filter was changed, recreate it on OFC.
|
|
"""
|
|
LOG.debug(_("NECPluginV2.update_packet_filter() called, "
|
|
"id=%(id)s packet_filter=%(packet_filter)s ."),
|
|
{'id': id, 'packet_filter': packet_filter})
|
|
with context.session.begin(subtransactions=True):
|
|
old_pf = super(NECPluginV2, self).get_packet_filter(context, id)
|
|
new_pf = super(NECPluginV2, self).update_packet_filter(
|
|
context, id, packet_filter)
|
|
|
|
changed = False
|
|
exclude_items = ["id", "name", "tenant_id", "network_id", "status"]
|
|
for key in new_pf['packet_filter'].keys():
|
|
if key not in exclude_items:
|
|
if old_pf[key] is not new_pf[key]:
|
|
changed = True
|
|
break
|
|
|
|
if changed:
|
|
self._deactivate_packet_filter(context, old_pf)
|
|
self._activate_packet_filter_if_ready(context, new_pf)
|
|
|
|
return new_pf
|
|
|
|
def delete_packet_filter(self, context, id):
|
|
"""Deactivate and delete packet_filter."""
|
|
LOG.debug(_("NECPluginV2.delete_packet_filter() called, id=%s ."), id)
|
|
pf = super(NECPluginV2, self).get_packet_filter(context, id)
|
|
self._deactivate_packet_filter(context, pf)
|
|
|
|
super(NECPluginV2, self).delete_packet_filter(context, id)
|
|
|
|
|
|
class NECPluginV2AgentNotifierApi(proxy.RpcProxy,
|
|
sg_rpc.SecurityGroupAgentRpcApiMixin):
|
|
'''RPC API for NEC plugin agent.'''
|
|
|
|
BASE_RPC_API_VERSION = '1.0'
|
|
|
|
def __init__(self, topic):
|
|
super(NECPluginV2AgentNotifierApi, self).__init__(
|
|
topic=topic, default_version=self.BASE_RPC_API_VERSION)
|
|
self.topic_port_update = topics.get_topic_name(
|
|
topic, topics.PORT, topics.UPDATE)
|
|
|
|
def port_update(self, context, port):
|
|
self.fanout_cast(context,
|
|
self.make_msg('port_update',
|
|
port=port),
|
|
topic=self.topic_port_update)
|
|
|
|
|
|
class DhcpRpcCallback(dhcp_rpc_base.DhcpRpcCallbackMixin):
|
|
# DhcpPluginApi BASE_RPC_API_VERSION
|
|
RPC_API_VERSION = '1.1'
|
|
|
|
|
|
class L3RpcCallback(l3_rpc_base.L3RpcCallbackMixin):
|
|
# L3PluginApi BASE_RPC_API_VERSION
|
|
RPC_API_VERSION = '1.0'
|
|
|
|
|
|
class SecurityGroupServerRpcCallback(
|
|
sg_db_rpc.SecurityGroupServerRpcCallbackMixin):
|
|
|
|
RPC_API_VERSION = sg_rpc.SG_RPC_VERSION
|
|
|
|
@staticmethod
|
|
def get_port_from_device(device):
|
|
port = ndb.get_port_from_device(device)
|
|
if port:
|
|
port['device'] = device
|
|
LOG.debug(_("NECPluginV2RPCCallbacks.get_port_from_device() called, "
|
|
"device=%(device)s => %(ret)s."),
|
|
{'device': device, 'ret': port})
|
|
return port
|
|
|
|
|
|
class NECPluginV2RPCCallbacks(object):
|
|
|
|
RPC_API_VERSION = '1.0'
|
|
|
|
def __init__(self, plugin):
|
|
self.plugin = plugin
|
|
|
|
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])
|
|
|
|
def update_ports(self, rpc_context, **kwargs):
|
|
"""Update ports' information and activate/deavtivate them.
|
|
|
|
Expected input format is:
|
|
{'topic': 'q-agent-notifier',
|
|
'agent_id': 'nec-q-agent.' + <hostname>,
|
|
'datapath_id': <datapath_id of br-int on remote host>,
|
|
'port_added': [<new PortInfo>,...],
|
|
'port_removed': [<removed Port ID>,...]}
|
|
"""
|
|
LOG.debug(_("NECPluginV2RPCCallbacks.update_ports() called, "
|
|
"kwargs=%s ."), kwargs)
|
|
datapath_id = kwargs['datapath_id']
|
|
session = rpc_context.session
|
|
for p in kwargs.get('port_added', []):
|
|
id = p['id']
|
|
portinfo = ndb.get_portinfo(session, id)
|
|
if portinfo:
|
|
ndb.del_portinfo(session, id)
|
|
ndb.add_portinfo(session, id, datapath_id, p['port_no'],
|
|
mac=p.get('mac', ''))
|
|
port = self._get_port(rpc_context, id)
|
|
if port:
|
|
if portinfo:
|
|
self.plugin.deactivate_port(rpc_context, port)
|
|
self.plugin.activate_port_if_ready(rpc_context, port)
|
|
for id in kwargs.get('port_removed', []):
|
|
portinfo = ndb.get_portinfo(session, id)
|
|
if not portinfo:
|
|
LOG.debug(_("update_ports(): ignore port_removed message "
|
|
"due to portinfo for port_id=%s was not "
|
|
"registered"), id)
|
|
continue
|
|
if portinfo.datapath_id != datapath_id:
|
|
LOG.debug(_("update_ports(): ignore port_removed message "
|
|
"received from different host "
|
|
"(registered_datapath_id=%(registered)s, "
|
|
"received_datapath_id=%(received)s)."),
|
|
{'registered': portinfo.datapath_id,
|
|
'received': datapath_id})
|
|
continue
|
|
ndb.del_portinfo(session, id)
|
|
port = self._get_port(rpc_context, id)
|
|
if port:
|
|
self.plugin.deactivate_port(rpc_context, port)
|
|
|
|
def _get_port(self, context, port_id):
|
|
try:
|
|
return self.plugin.get_port(context, port_id)
|
|
except q_exc.PortNotFound:
|
|
return None
|