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ModuleHelper module utils: delegates unknown attributes to AnsibleModule (#4600)

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* ModuleHelper module util: delegates unknown attributes to AnsibleModule

* added changelog fragment

* delegate only a few selected attrs

* Update plugins/module_utils/mh/base.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update changelogs/fragments/4600-mh-delegate.yaml

Co-authored-by: Felix Fontein <felix@fontein.de>

Co-authored-by: Felix Fontein <felix@fontein.de>
This commit is contained in:
Alexei Znamensky 2022-05-09 17:10:49 +12:00 committed by GitHub
parent f17d2669fa
commit bca7f09b71
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3 changed files with 17 additions and 2 deletions
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2
changelogs/fragments/4600-mh-delegate.yaml Normal file
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@ -0,0 +1,2 @@
minor_changes:
- ModuleHelper module utils - ``ModuleHelperBase` now delegates the attributes ``check_mode``, ``get_bin_path``, ``warn``, and ``deprecate`` to the underlying ``AnsibleModule`` instance (https://github.com/ansible-collections/community.general/pull/4600).

12
plugins/module_utils/mh/base.py
View file

@ -14,6 +14,9 @@ from ansible_collections.community.general.plugins.module_utils.mh.deco import m
class ModuleHelperBase(object):
module = None
ModuleHelperException = _MHE
_delegated_to_module = (
'check_mode', 'get_bin_path', 'warn', 'deprecate',
)
def __init__(self, module=None):
self._changed = False
@ -24,6 +27,15 @@ class ModuleHelperBase(object):
if not isinstance(self.module, AnsibleModule):
self.module = AnsibleModule(**self.module)
@property
def diff_mode(self):
return self.module._diff
def __getattr__(self, attr):
if attr in self._delegated_to_module:
return getattr(self.module, attr)
raise AttributeError("ModuleHelperBase has no attribute '%s'" % (attr, ))
def __init_module__(self):
pass

5
plugins/module_utils/mh/module_helper.py
View file

@ -44,7 +44,8 @@ class ModuleHelper(DeprecateAttrsMixin, VarsMixin, DependencyMixin, ModuleHelper
version="6.0.0",
collection_name="community.general",
target=ModuleHelper,
module=self.module)
module=self.module,
)
def update_output(self, **kwargs):
self.update_vars(meta={"output": True}, **kwargs)
@ -65,7 +66,7 @@ class ModuleHelper(DeprecateAttrsMixin, VarsMixin, DependencyMixin, ModuleHelper
facts = self.vars.facts()
if facts is not None:
result['ansible_facts'] = {self.facts_name: facts}
if self.module._diff:
if self.diff_mode:
diff = result.get('diff', {})
vars_diff = self.vars.diff() or {}
result['diff'] = dict_merge(dict(diff), vars_diff)