32 lines
1.0 KiB
Python
32 lines
1.0 KiB
Python
# Copyright 2020 Red Hat, Inc.
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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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from oslo_concurrency import processutils
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from neutron import privileged
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COMMAND = 'ethtool'
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@privileged.default.entrypoint
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def offload(device, rx, tx, namespace=None):
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cmd = []
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if namespace:
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cmd += ['ip', 'netns', 'exec', namespace]
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rx = 'on' if rx else 'off'
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tx = 'on' if tx else 'off'
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cmd += [COMMAND, '--offload', device, 'rx', rx, 'tx', tx]
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return processutils.execute(*cmd)
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