7a0e60808a
Additions to Mellanox Plugin: Add ML2 compatibility support. Enable Infiniband Network Type. Keep the compatibility to Linux Bridge Plugin to allow Network node deployment via Linux Bridge L2 Agent. Add support for Host Port Binding and L3/DHCP Agent Scheduler. Implements: blueprint mlnx-plugin-improvments Change-Id: Ieca518bbd07a39258cd14ceeecd3f9d3e2b6f219
133 lines
5.2 KiB
Python
133 lines
5.2 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2013 Mellanox Technologies, Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo.config import cfg
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from neutron.common import constants as q_const
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from neutron.common import rpc as q_rpc
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from neutron.db import agents_db
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from neutron.db import api as db_api
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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.db import securitygroups_rpc_base as sg_db_rpc
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from neutron.openstack.common import log as logging
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from neutron.plugins.mlnx.db import mlnx_db_v2 as db
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LOG = logging.getLogger(__name__)
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class MlnxRpcCallbacks(dhcp_rpc_base.DhcpRpcCallbackMixin,
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l3_rpc_base.L3RpcCallbackMixin,
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sg_db_rpc.SecurityGroupServerRpcCallbackMixin):
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# History
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# 1.1 Support Security Group RPC
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RPC_API_VERSION = '1.1'
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#to be compatible with Linux Bridge Agent on Network Node
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TAP_PREFIX_LEN = 3
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def __init__(self):
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pass
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def create_rpc_dispatcher(self):
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"""Get the rpc dispatcher for this manager.
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If a manager would like to set an RPC API version,
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or support more than one class as the target of RPC messages,
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override this method.
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"""
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return q_rpc.PluginRpcDispatcher([self,
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agents_db.AgentExtRpcCallback()])
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@classmethod
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def get_port_from_device(cls, device):
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"""Get port according to device.
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To maintain compatibility with Linux Bridge L2 Agent for DHCP/L3
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services get device either by linux bridge plugin
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device name convention or by mac address
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"""
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port = db.get_port_from_device(device[cls.TAP_PREFIX_LEN:])
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if port:
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port['device'] = device
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else:
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port = db.get_port_from_device_mac(device)
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if port:
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port['device'] = device
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return port
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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.get_port_from_device(device)
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if port:
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binding = db.get_network_binding(db_api.get_session(),
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port['network_id'])
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entry = {'device': device,
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'physical_network': binding.physical_network,
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'network_type': binding.network_type,
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'segmentation_id': binding.segmentation_id,
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'network_id': port['network_id'],
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'port_mac': port['mac_address'],
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'port_id': port['id'],
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'admin_state_up': port['admin_state_up']}
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if cfg.CONF.AGENT.rpc_support_old_agents:
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entry['vlan_id'] = binding.segmentation_id
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new_status = (q_const.PORT_STATUS_ACTIVE if port['admin_state_up']
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else q_const.PORT_STATUS_DOWN)
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if port['status'] != new_status:
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db.set_port_status(port['id'], new_status)
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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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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.get_port_from_device(device)
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if port:
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entry = {'device': device,
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'exists': True}
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if port['status'] != q_const.PORT_STATUS_DOWN:
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# Set port status to DOWN
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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 update_device_up(self, rpc_context, **kwargs):
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"""Device is up on agent."""
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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 up %(agent_id)s"),
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{'device': device, 'agent_id': agent_id})
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port = self.get_port_from_device(device)
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if port:
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if port['status'] != q_const.PORT_STATUS_ACTIVE:
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# Set port status to ACTIVE
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db.set_port_status(port['id'], q_const.PORT_STATUS_ACTIVE)
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else:
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LOG.debug(_("%s can not be found in database"), device)
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