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ab9d1e75fc
Remove logger arguments in all functions and logger attributes in all objects, with the exception of API object logger, which is now deprecated. Replace affected logger calls with module-level logger calls. Reviewed-By: Martin Basti <mbasti@redhat.com>
119 lines
2.8 KiB
Python
119 lines
2.8 KiB
Python
#
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# Copyright (C) 2015 FreeIPA Contributors see COPYING for license
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#
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"""
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Common stuff.
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"""
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import logging
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import traceback
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from . import core
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from .util import from_
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__all__ = ['step', 'Installable', 'Interactive', 'Continuous', 'installer',
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'uninstaller']
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logger = logging.getLogger(__name__)
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def step():
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def decorator(func):
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cls = core.Component(Step)
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cls._installer = staticmethod(func)
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return cls
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return decorator
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class Installable(core.Configurable):
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"""
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Configurable which does install or uninstall.
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"""
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uninstalling = core.Property(False)
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def _get_components(self):
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components = super(Installable, self)._get_components()
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if self.uninstalling:
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components = reversed(list(components))
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return components
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def _configure(self):
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if self.uninstalling:
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return self._uninstall()
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else:
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return self._install()
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def _install(self):
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assert not hasattr(super(Installable, self), '_install')
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return super(Installable, self)._configure()
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def _uninstall(self):
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assert not hasattr(super(Installable, self), '_uninstall')
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return super(Installable, self)._configure()
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class Step(Installable):
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@property
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def parent(self):
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raise AttributeError('parent')
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def _install(self):
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for _nothing in self._installer(self.parent):
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yield from_(super(Step, self)._install())
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@staticmethod
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def _installer(obj):
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yield
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def _uninstall(self):
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for _nothing in self._uninstaller(self.parent):
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yield from_(super(Step, self)._uninstall())
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@staticmethod
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def _uninstaller(obj):
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yield
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@classmethod
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def uninstaller(cls, func):
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cls._uninstaller = staticmethod(func)
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return cls
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class Interactive(core.Configurable):
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interactive = core.Property(False)
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class Continuous(core.Configurable):
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def _handle_execute_exception(self, exc_info):
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try:
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super(Continuous, self)._handle_execute_exception(exc_info)
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except BaseException as e:
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logger.debug("%s", traceback.format_exc())
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if isinstance(e, Exception):
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logger.error("%s", e)
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def installer(cls):
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class Installer(cls, Installable):
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def __init__(self, **kwargs):
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super(Installer, self).__init__(uninstalling=False,
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**kwargs)
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Installer.__name__ = 'installer({0})'.format(cls.__name__)
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return Installer
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def uninstaller(cls):
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class Uninstaller(Continuous, cls, Installable):
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def __init__(self, **kwargs):
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super(Uninstaller, self).__init__(uninstalling=True,
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**kwargs)
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Uninstaller.__name__ = 'uninstaller({0})'.format(cls.__name__)
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return Uninstaller
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