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https://github.com/ansible-collections/community.general.git
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bf8e788964
* Add simplified_bsd.txt and adjust references.
* Add changelog.
(cherry picked from commit 0be68bf04b)
Co-authored-by: Felix Fontein <felix@fontein.de>
58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
# -*- coding: utf-8 -*-
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# (c) 2020, Alexei Znamensky <russoz@gmail.com>
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# Copyright: (c) 2020, Ansible Project
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# Simplified BSD License (see simplified_bsd.txt or https://opensource.org/licenses/BSD-2-Clause)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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import traceback
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from ansible_collections.community.general.plugins.module_utils.mh.base import ModuleHelperBase
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from ansible_collections.community.general.plugins.module_utils.mh.deco import module_fails_on_exception
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class DependencyCtxMgr(object):
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def __init__(self, name, msg=None):
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self.name = name
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self.msg = msg
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self.has_it = False
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self.exc_type = None
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self.exc_val = None
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self.exc_tb = None
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def __enter__(self):
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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self.has_it = exc_type is None
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self.exc_type = exc_type
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self.exc_val = exc_val
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self.exc_tb = exc_tb
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return not self.has_it
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@property
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def text(self):
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return self.msg or str(self.exc_val)
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class DependencyMixin(ModuleHelperBase):
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_dependencies = []
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@classmethod
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def dependency(cls, name, msg):
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cls._dependencies.append(DependencyCtxMgr(name, msg))
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return cls._dependencies[-1]
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def fail_on_missing_deps(self):
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for d in self._dependencies:
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if not d.has_it:
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self.module.fail_json(changed=False,
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exception="\n".join(traceback.format_exception(d.exc_type, d.exc_val, d.exc_tb)),
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msg=d.text,
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**self.output)
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@module_fails_on_exception
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def run(self):
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self.fail_on_missing_deps()
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super(DependencyMixin, self).run()
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