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# Licensed to the StackStorm, Inc ('StackStorm') under one or more |
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# contributor license agreements. See the NOTICE file distributed with |
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# this work for additional information regarding copyright ownership. |
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# The ASF licenses this file to You under the Apache License, Version 2.0 |
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# (the "License"); you may not use this file except in compliance with |
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# the License. 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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""" |
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Module containing various versioning utils. |
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""" |
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import semver |
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from st2common import __version__ as stackstorm_version |
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__all__ = [ |
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'get_stackstorm_version', |
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'complex_semver_match' |
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] |
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def get_stackstorm_version(): |
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""" |
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Return a valid semver version string for the currently running StackStorm version. |
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""" |
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# Special handling for dev versions which are not valid semver identifiers |
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if 'dev' in stackstorm_version and stackstorm_version.count('.') == 1: |
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version = stackstorm_version.replace('dev', '.0') |
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return version |
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return stackstorm_version |
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def complex_semver_match(version, version_specifier): |
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""" |
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Custom semver match function which also supports complex semver specifiers |
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such as >=1.6, <2.0, etc. |
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:rtype: ``bool`` |
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""" |
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split_version_specifier = version_specifier.split(',') |
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if len(split_version_specifier) == 1: |
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# No comma, we can do a simple comparision |
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return semver.match(version, version_specifier) |
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else: |
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# Compare part by part |
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for version_specifier_part in split_version_specifier: |
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version_specifier_part = version_specifier_part.strip() |
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if not version_specifier_part: |
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continue |
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if not semver.match(version, version_specifier_part): |
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return False |
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return True |
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StackStorm /
st2
