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  
   ˆ¾Æ0ÅÄÃ  $   ˆl–Ðz¾”Ji?u4 ^¸ËwÒ˜´oÇ„e–ÜÆÅÄ ?÷     # Copyright: (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
# Copyright: (c) 2017, Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

from __future__ import (absolute_import, division, print_function)
__metaclass__ = type

import itertools
import operator
import os

from copy import copy as shallowcopy
from functools import cache

from jinja2.exceptions import UndefinedError

from ansible import constants as C
from ansible import context
from ansible.errors import AnsibleError, AnsibleParserError, AnsibleUndefinedVariable, AnsibleAssertionError
from ansible.module_utils.six import string_types
from ansible.module_utils.parsing.convert_bool import boolean
from ansible.module_utils._text import to_text, to_native
from ansible.parsing.dataloader import DataLoader
from ansible.playbook.attribute import Attribute, FieldAttribute, ConnectionFieldAttribute, NonInheritableFieldAttribute
from ansible.plugins.loader import module_loader, action_loader
from ansible.utils.collection_loader._collection_finder import _get_collection_metadata, AnsibleCollectionRef
from ansible.utils.display import Display
from ansible.utils.sentinel import Sentinel
from ansible.utils.vars import combine_vars, isidentifier, get_unique_id

display = Display()


def _validate_action_group_metadata(action, found_group_metadata, fq_group_name):
    valid_metadata = {
        'extend_group': {
            'types': (list, string_types,),
            'errortype': 'list',
        },
    }

    metadata_warnings = []

    validate = C.VALIDATE_ACTION_GROUP_METADATA
    metadata_only = isinstance(action, dict) and 'metadata' in action and len(action) == 1

    if validate and not metadata_only:
        found_keys = ', '.join(sorted(list(action)))
        metadata_warnings.append("The only expected key is metadata, but got keys: {keys}".format(keys=found_keys))
    elif validate:
        if found_group_metadata:
            metadata_warnings.append("The group contains multiple metadata entries.")
        if not isinstance(action['metadata'], dict):
            metadata_warnings.append("The metadata is not a dictionary. Got {metadata}".format(metadata=action['metadata']))
        else:
            unexpected_keys = set(action['metadata'].keys()) - set(valid_metadata.keys())
            if unexpected_keys:
                metadata_warnings.append("The metadata contains unexpected keys: {0}".format(', '.join(unexpected_keys)))
            unexpected_types = []
            for field, requirement in valid_metadata.items():
                if field not in action['metadata']:
                    continue
                value = action['metadata'][field]
                if not isinstance(value, requirement['types']):
                    unexpected_types.append("%s is %s (expected type %s)" % (field, value, requirement['errortype']))
            if unexpected_types:
                metadata_warnings.append("The metadata contains unexpected key types: {0}".format(', '.join(unexpected_types)))
    if metadata_warnings:
        metadata_warnings.insert(0, "Invalid metadata was found for action_group {0} while loading module_defaults.".format(fq_group_name))
        display.warning(" ".join(metadata_warnings))


class _ClassProperty:
    def __set_name__(self, owner, name):
        self.name = name

    def __get__(self, obj, objtype=None):
        return getattr(objtype, f'_{self.name}')()


class FieldAttributeBase:

    fattributes = _ClassProperty()

    @classmethod
    @cache
    def _fattributes(cls):
        fattributes = {}
        for class_obj in reversed(cls.__mro__):
            for name, attr in list(class_obj.__dict__.items()):
                if not isinstance(attr, Attribute):
                    continue
                fattributes[name] = attr
                if attr.alias:
                    setattr(class_obj, attr.alias, attr)
                    fattributes[attr.alias] = attr
        return fattributes