ee3fe4e836
This change renames everything to Neutron while providing backwards compatible adjustments for Grizzly configuration files. implements blueprint: remove-use-of-quantum Change-Id: Ie7d07ba7c89857e13d4ddc8f0e9b68de020a3d19
382 lines
18 KiB
Python
382 lines
18 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
#
|
|
# Copyright 2013 Mellanox Technologies, Ltd
|
|
#
|
|
# 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.
|
|
|
|
import sys
|
|
|
|
from oslo.config import cfg
|
|
|
|
from neutron.agent import securitygroups_rpc as sg_rpc
|
|
from neutron.api.v2 import attributes
|
|
from neutron.common import constants as q_const
|
|
from neutron.common import exceptions as q_exc
|
|
from neutron.common import topics
|
|
from neutron.common import utils
|
|
from neutron.db import agents_db
|
|
from neutron.db import db_base_plugin_v2
|
|
from neutron.db import l3_db
|
|
from neutron.db import quota_db # noqa
|
|
from neutron.db import securitygroups_rpc_base as sg_db_rpc
|
|
from neutron.extensions import portbindings
|
|
from neutron.extensions import providernet as provider
|
|
from neutron.openstack.common import log as logging
|
|
from neutron.openstack.common import rpc
|
|
from neutron.plugins.common import utils as plugin_utils
|
|
from neutron.plugins.mlnx import agent_notify_api
|
|
from neutron.plugins.mlnx.common import constants
|
|
from neutron.plugins.mlnx.db import mlnx_db_v2 as db
|
|
from neutron.plugins.mlnx import rpc_callbacks
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class MellanoxEswitchPlugin(db_base_plugin_v2.NeutronDbPluginV2,
|
|
l3_db.L3_NAT_db_mixin,
|
|
agents_db.AgentDbMixin,
|
|
sg_db_rpc.SecurityGroupServerRpcMixin):
|
|
"""Realization of Neutron API on Mellanox HCA embedded switch technology.
|
|
|
|
Current plugin provides embedded HCA Switch connectivity.
|
|
Code is based on the Linux Bridge plugin content to
|
|
support consistency with L3 & DHCP Agents.
|
|
"""
|
|
|
|
# This attribute specifies whether the plugin supports or not
|
|
# bulk operations. Name mangling is used in order to ensure it
|
|
# is qualified by class
|
|
__native_bulk_support = True
|
|
|
|
_supported_extension_aliases = ["provider", "router", "binding",
|
|
"agent", "quotas", "security-group"]
|
|
|
|
@property
|
|
def supported_extension_aliases(self):
|
|
if not hasattr(self, '_aliases'):
|
|
aliases = self._supported_extension_aliases[:]
|
|
sg_rpc.disable_security_group_extension_if_noop_driver(aliases)
|
|
self._aliases = aliases
|
|
return self._aliases
|
|
|
|
network_view = "extension:provider_network:view"
|
|
network_set = "extension:provider_network:set"
|
|
binding_view = "extension:port_binding:view"
|
|
binding_set = "extension:port_binding:set"
|
|
|
|
def __init__(self):
|
|
"""Start Mellanox Neutron Plugin."""
|
|
db.initialize()
|
|
self._parse_network_vlan_ranges()
|
|
db.sync_network_states(self.network_vlan_ranges)
|
|
self._set_tenant_network_type()
|
|
self.vnic_type = cfg.CONF.ESWITCH.vnic_type
|
|
self._setup_rpc()
|
|
LOG.debug(_("Mellanox Embedded Switch Plugin initialisation complete"))
|
|
|
|
def _setup_rpc(self):
|
|
# RPC support
|
|
self.topic = topics.PLUGIN
|
|
self.conn = rpc.create_connection(new=True)
|
|
self.notifier = agent_notify_api.AgentNotifierApi(topics.AGENT)
|
|
self.callbacks = rpc_callbacks.MlnxRpcCallbacks()
|
|
self.dispatcher = self.callbacks.create_rpc_dispatcher()
|
|
self.conn.create_consumer(self.topic, self.dispatcher,
|
|
fanout=False)
|
|
# Consume from all consumers in a thread
|
|
self.conn.consume_in_thread()
|
|
|
|
def _parse_network_vlan_ranges(self):
|
|
try:
|
|
self.network_vlan_ranges = plugin_utils.parse_network_vlan_ranges(
|
|
cfg.CONF.MLNX.network_vlan_ranges)
|
|
except Exception as ex:
|
|
LOG.error(_("%s. Server terminated!"), ex)
|
|
sys.exit(1)
|
|
LOG.info(_("Network VLAN ranges: %s"), self.network_vlan_ranges)
|
|
|
|
def _add_network_vlan_range(self, physical_network, vlan_min, vlan_max):
|
|
self._add_network(physical_network)
|
|
self.network_vlan_ranges[physical_network].append((vlan_min, vlan_max))
|
|
|
|
def _add_network(self, physical_network):
|
|
if physical_network not in self.network_vlan_ranges:
|
|
self.network_vlan_ranges[physical_network] = []
|
|
|
|
def _extend_network_dict_provider(self, context, network):
|
|
binding = db.get_network_binding(context.session, network['id'])
|
|
network[provider.NETWORK_TYPE] = binding.network_type
|
|
if binding.network_type == constants.TYPE_FLAT:
|
|
network[provider.PHYSICAL_NETWORK] = binding.physical_network
|
|
network[provider.SEGMENTATION_ID] = None
|
|
elif binding.network_type == constants.TYPE_LOCAL:
|
|
network[provider.PHYSICAL_NETWORK] = None
|
|
network[provider.SEGMENTATION_ID] = None
|
|
else:
|
|
network[provider.PHYSICAL_NETWORK] = binding.physical_network
|
|
network[provider.SEGMENTATION_ID] = binding.segmentation_id
|
|
|
|
def _set_tenant_network_type(self):
|
|
self.tenant_network_type = cfg.CONF.MLNX.tenant_network_type
|
|
if self.tenant_network_type not in [constants.TYPE_VLAN,
|
|
constants.TYPE_IB,
|
|
constants.TYPE_LOCAL,
|
|
constants.TYPE_NONE]:
|
|
LOG.error(_("Invalid tenant_network_type: %s. "
|
|
"Service terminated!"),
|
|
self.tenant_network_type)
|
|
sys.exit(1)
|
|
|
|
def _process_provider_create(self, context, attrs):
|
|
network_type = attrs.get(provider.NETWORK_TYPE)
|
|
physical_network = attrs.get(provider.PHYSICAL_NETWORK)
|
|
segmentation_id = attrs.get(provider.SEGMENTATION_ID)
|
|
|
|
network_type_set = attributes.is_attr_set(network_type)
|
|
physical_network_set = attributes.is_attr_set(physical_network)
|
|
segmentation_id_set = attributes.is_attr_set(segmentation_id)
|
|
|
|
if not (network_type_set or physical_network_set or
|
|
segmentation_id_set):
|
|
return (None, None, None)
|
|
|
|
if not network_type_set:
|
|
msg = _("provider:network_type required")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
elif network_type == constants.TYPE_FLAT:
|
|
self._process_flat_net(segmentation_id_set)
|
|
segmentation_id = constants.FLAT_VLAN_ID
|
|
|
|
elif network_type in [constants.TYPE_VLAN, constants.TYPE_IB]:
|
|
self._process_vlan_net(segmentation_id, segmentation_id_set)
|
|
|
|
elif network_type == constants.TYPE_LOCAL:
|
|
self._process_local_net(physical_network_set,
|
|
segmentation_id_set)
|
|
segmentation_id = constants.LOCAL_VLAN_ID
|
|
physical_network = None
|
|
|
|
else:
|
|
msg = _("provider:network_type %s not supported") % network_type
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
physical_network = self._process_net_type(network_type,
|
|
physical_network,
|
|
physical_network_set)
|
|
return (network_type, physical_network, segmentation_id)
|
|
|
|
def _process_flat_net(self, segmentation_id_set):
|
|
if segmentation_id_set:
|
|
msg = _("provider:segmentation_id specified for flat network")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
|
|
def _process_vlan_net(self, segmentation_id, segmentation_id_set):
|
|
if not segmentation_id_set:
|
|
msg = _("provider:segmentation_id required")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
if not utils.is_valid_vlan_tag(segmentation_id):
|
|
msg = (_("provider:segmentation_id out of range "
|
|
"(%(min_id)s through %(max_id)s)") %
|
|
{'min_id': q_const.MIN_VLAN_TAG,
|
|
'max_id': q_const.MAX_VLAN_TAG})
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
|
|
def _process_local_net(self, physical_network_set, segmentation_id_set):
|
|
if physical_network_set:
|
|
msg = _("provider:physical_network specified for local "
|
|
"network")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
if segmentation_id_set:
|
|
msg = _("provider:segmentation_id specified for local "
|
|
"network")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
|
|
def _process_net_type(self, network_type,
|
|
physical_network,
|
|
physical_network_set):
|
|
if network_type in [constants.TYPE_VLAN,
|
|
constants.TYPE_IB,
|
|
constants.TYPE_FLAT]:
|
|
if physical_network_set:
|
|
if physical_network not in self.network_vlan_ranges:
|
|
msg = _("unknown provider:physical_network "
|
|
"%s") % physical_network
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
elif 'default' in self.network_vlan_ranges:
|
|
physical_network = 'default'
|
|
else:
|
|
msg = _("provider:physical_network required")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
return physical_network
|
|
|
|
def _process_port_binding_create(self, context, attrs):
|
|
binding_profile = attrs.get(portbindings.PROFILE)
|
|
binding_profile_set = attributes.is_attr_set(binding_profile)
|
|
if not binding_profile_set:
|
|
return self.vnic_type
|
|
if constants.VNIC_TYPE in binding_profile:
|
|
req_vnic_type = binding_profile[constants.VNIC_TYPE]
|
|
if req_vnic_type in (constants.VIF_TYPE_DIRECT,
|
|
constants.VIF_TYPE_HOSTDEV):
|
|
return req_vnic_type
|
|
else:
|
|
msg = _("invalid vnic_type on port_create")
|
|
else:
|
|
msg = _("vnic_type is not defined in port profile")
|
|
raise q_exc.InvalidInput(error_message=msg)
|
|
|
|
def create_network(self, context, network):
|
|
(network_type, physical_network,
|
|
vlan_id) = self._process_provider_create(context,
|
|
network['network'])
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
if not network_type:
|
|
# tenant network
|
|
network_type = self.tenant_network_type
|
|
if network_type == constants.TYPE_NONE:
|
|
raise q_exc.TenantNetworksDisabled()
|
|
elif network_type in [constants.TYPE_VLAN, constants.TYPE_IB]:
|
|
physical_network, vlan_id = db.reserve_network(session)
|
|
else: # TYPE_LOCAL
|
|
vlan_id = constants.LOCAL_VLAN_ID
|
|
else:
|
|
# provider network
|
|
if network_type in [constants.TYPE_VLAN,
|
|
constants.TYPE_IB,
|
|
constants.TYPE_FLAT]:
|
|
db.reserve_specific_network(session,
|
|
physical_network,
|
|
vlan_id)
|
|
net = super(MellanoxEswitchPlugin, self).create_network(context,
|
|
network)
|
|
db.add_network_binding(session, net['id'],
|
|
network_type,
|
|
physical_network,
|
|
vlan_id)
|
|
|
|
self._process_l3_create(context, net, network['network'])
|
|
self._extend_network_dict_provider(context, net)
|
|
# note - exception will rollback entire transaction
|
|
LOG.debug(_("Created network: %s"), net['id'])
|
|
return net
|
|
|
|
def update_network(self, context, net_id, network):
|
|
provider._raise_if_updates_provider_attributes(network['network'])
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
net = super(MellanoxEswitchPlugin, self).update_network(context,
|
|
net_id,
|
|
network)
|
|
self._process_l3_update(context, net, network['network'])
|
|
self._extend_network_dict_provider(context, net)
|
|
return net
|
|
|
|
def delete_network(self, context, net_id):
|
|
LOG.debug(_("delete network"))
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
binding = db.get_network_binding(session, net_id)
|
|
super(MellanoxEswitchPlugin, self).delete_network(context,
|
|
net_id)
|
|
if binding.segmentation_id != constants.LOCAL_VLAN_ID:
|
|
db.release_network(session, binding.physical_network,
|
|
binding.segmentation_id,
|
|
self.network_vlan_ranges)
|
|
# the network_binding record is deleted via cascade from
|
|
# the network record, so explicit removal is not necessary
|
|
self.notifier.network_delete(context, net_id)
|
|
|
|
def get_network(self, context, net_id, fields=None):
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
net = super(MellanoxEswitchPlugin, self).get_network(context,
|
|
net_id,
|
|
None)
|
|
self._extend_network_dict_provider(context, net)
|
|
return self._fields(net, fields)
|
|
|
|
def get_networks(self, context, filters=None, fields=None):
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
nets = super(MellanoxEswitchPlugin, self).get_networks(context,
|
|
filters,
|
|
None)
|
|
for net in nets:
|
|
self._extend_network_dict_provider(context, net)
|
|
# TODO(rkukura): Filter on extended provider attributes.
|
|
nets = self._filter_nets_l3(context, nets, filters)
|
|
return [self._fields(net, fields) for net in nets]
|
|
|
|
def _extend_port_dict_binding(self, context, port):
|
|
port_binding = db.get_port_profile_binding(context.session,
|
|
port['id'])
|
|
if port_binding:
|
|
port[portbindings.VIF_TYPE] = port_binding.vnic_type
|
|
port[portbindings.CAPABILITIES] = {
|
|
portbindings.CAP_PORT_FILTER:
|
|
'security-group' in self.supported_extension_aliases}
|
|
binding = db.get_network_binding(context.session,
|
|
port['network_id'])
|
|
fabric = binding.physical_network
|
|
port[portbindings.PROFILE] = {'physical_network': fabric}
|
|
return port
|
|
|
|
def create_port(self, context, port):
|
|
LOG.debug(_("create_port with %s"), port)
|
|
vnic_type = self._process_port_binding_create(context, port['port'])
|
|
port = super(MellanoxEswitchPlugin, self).create_port(context, port)
|
|
db.add_port_profile_binding(context.session, port['id'], vnic_type)
|
|
return self._extend_port_dict_binding(context, port)
|
|
|
|
def get_port(self, context, id, fields=None):
|
|
port = super(MellanoxEswitchPlugin, self).get_port(context, id, fields)
|
|
return self._fields(self._extend_port_dict_binding(context, port),
|
|
fields)
|
|
|
|
def get_ports(self, context, filters=None, fields=None):
|
|
ports = super(MellanoxEswitchPlugin, self).get_ports(
|
|
context, filters, fields)
|
|
return [self._fields(self._extend_port_dict_binding(context, port),
|
|
fields) for port in ports]
|
|
|
|
def update_port(self, context, port_id, port):
|
|
original_port = super(MellanoxEswitchPlugin, self).get_port(context,
|
|
port_id)
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
port = super(MellanoxEswitchPlugin, self).update_port(context,
|
|
port_id,
|
|
port)
|
|
if original_port['admin_state_up'] != port['admin_state_up']:
|
|
binding = db.get_network_binding(context.session,
|
|
port['network_id'])
|
|
self.notifier.port_update(context, port,
|
|
binding.physical_network,
|
|
binding.network_type,
|
|
binding.segmentation_id)
|
|
return self._extend_port_dict_binding(context, port)
|
|
|
|
def delete_port(self, context, port_id, l3_port_check=True):
|
|
# if needed, check to see if this is a port owned by
|
|
# and l3-router. If so, we should prevent deletion.
|
|
if l3_port_check:
|
|
self.prevent_l3_port_deletion(context, port_id)
|
|
|
|
session = context.session
|
|
with session.begin(subtransactions=True):
|
|
self.disassociate_floatingips(context, port_id)
|
|
|
|
return super(MellanoxEswitchPlugin, self).delete_port(context,
|
|
port_id)
|