58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
# Copyright (c) 2019 Red Hat, Inc.
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#
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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 __future__ import absolute_import
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from __future__ import division
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import typing
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import netaddr
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from oslo_log import log
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import tobiko
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from tobiko import config
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from tobiko.shell.iperf3 import _execute
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from tobiko.shell import ssh
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CONF = config.CONF
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LOG = log.getLogger(__name__)
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def assert_has_bandwith_limits(
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address: typing.Union[str, netaddr.IPAddress],
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min_bandwith: float,
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max_bandwith: float,
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bitrate: int = None,
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download: bool = None,
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port: int = None,
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protocol: str = None,
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ssh_client: ssh.SSHClientType = None,
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timeout: tobiko.Seconds = None) -> None:
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bandwith = _execute.get_bandwidth(address=address,
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bitrate=bitrate,
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download=download,
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port=port,
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protocol=protocol,
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ssh_client=ssh_client,
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timeout=timeout)
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testcase = tobiko.get_test_case()
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LOG.debug(f'measured bandwith: {bandwith}')
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LOG.debug(f'bandwith limits: {min_bandwith} ... {max_bandwith}')
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# an 8% of lower deviation is allowed
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testcase.assertGreater(bandwith, min_bandwith)
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# a 5% of upper deviation is allowed
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testcase.assertLess(bandwith, max_bandwith)
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