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40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
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# -*- 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 licenses/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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class StateMixin(object):
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state_param = 'state'
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default_state = None
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def _state(self):
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state = self.module.params.get(self.state_param)
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return self.default_state if state is None else state
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def _method(self, state):
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return "{0}_{1}".format(self.state_param, state)
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def __run__(self):
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state = self._state()
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self.vars.state = state
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# resolve aliases
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if state not in self.module.params:
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aliased = [name for name, param in self.module.argument_spec.items() if state in param.get('aliases', [])]
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if aliased:
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state = aliased[0]
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self.vars.effective_state = state
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method = self._method(state)
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if not hasattr(self, method):
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return self.__state_fallback__()
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func = getattr(self, method)
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return func()
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def __state_fallback__(self):
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raise ValueError("Cannot find method: {0}".format(self._method(self._state())))
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