41 lines
1.8 KiB
Python
41 lines
1.8 KiB
Python
# Copyright (c) 2018 Ericsson
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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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from oslo_config import cfg
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from neutron._i18n import _
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ovs_driver_opts = [
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cfg.ListOpt('vnic_type_blacklist',
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default=[],
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help=_("Comma-separated list of VNIC types for which support "
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"is administratively prohibited by the mechanism "
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"driver. Please note that the supported vnic_types "
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"depend on your network interface card, on the kernel "
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"version of your operating system, and on other "
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"factors, like OVS version. In case of ovs mechanism "
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"driver the valid vnic types are normal and direct. "
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"Note that direct is supported only from kernel 4.8, "
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"and from ovs 2.8.0. Bind DIRECT (SR-IOV) port allows "
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"to offload the OVS flows using tc to the SR-IOV NIC. "
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"This allows to support hardware offload via tc and "
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"that allows us to manage the VF by OpenFlow control "
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"plane using representor net-device.")),
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]
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def register_ovs_mech_driver_opts(cfg=cfg.CONF):
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cfg.register_opts(ovs_driver_opts, "OVS_DRIVER")
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