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# Copyright 2015 Confluent Inc.
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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 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 kafkatest.utils import kafkatest_version
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from distutils.version import LooseVersion
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class KafkaVersion(LooseVersion):
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"""Container for kafka versions which makes versions simple to compare.
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distutils.version.LooseVersion (and StrictVersion) has robust comparison and ordering logic.
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Example:
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v10 = KafkaVersion("0.10.0")
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v9 = KafkaVersion("0.9.0.1")
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assert v10 > v9 # assertion passes!
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"""
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def __init__(self, version_string):
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self.is_trunk = (version_string.lower() == "trunk")
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if self.is_trunk:
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# Since "trunk" may actually be a branch that is not trunk,
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# use kafkatest_version() for comparison purposes,
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# and track whether we're in "trunk" with a flag
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version_string = kafkatest_version()
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# Drop dev suffix if present
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dev_suffix_index = version_string.find(".dev")
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if dev_suffix_index >= 0:
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version_string = version_string[:dev_suffix_index]
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# Don't use the form super.(...).__init__(...) because
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# LooseVersion is an "old style" python class
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LooseVersion.__init__(self, version_string)
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def __str__(self):
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if self.is_trunk:
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return "trunk"
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else:
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return LooseVersion.__str__(self)
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TRUNK = KafkaVersion("trunk")
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# 0.8.2.X versions
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V_0_8_2_1 = KafkaVersion("0.8.2.1")
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V_0_8_2_2 = KafkaVersion("0.8.2.2")
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LATEST_0_8_2 = V_0_8_2_2
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# 0.9.0.X versions
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V_0_9_0_0 = KafkaVersion("0.9.0.0")
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V_0_9_0_1 = KafkaVersion("0.9.0.1")
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LATEST_0_9 = V_0_9_0_1
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# 0.10.0.X versions
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V_0_10_0_0 = KafkaVersion("0.10.0.0")
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LATEST_0_10 = V_0_10_0_0
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