mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 10:00:39 +00:00
599 lines
24 KiB
Python
599 lines
24 KiB
Python
|
# 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
|
||
|
|
|
||
|
|
from copy import copy as shallowcopy
|
||
|
|
from functools import partial
|
||
|
|
|
||
|
|
from jinja2.exceptions import UndefinedError
|
||
|
|
|
||
|
|
from ansible import constants as C
|
||
|
|
from ansible.module_utils.six import iteritems, string_types, with_metaclass
|
||
|
|
from ansible.module_utils.parsing.convert_bool import boolean
|
||
|
|
from ansible.errors import AnsibleParserError, AnsibleUndefinedVariable, AnsibleAssertionError
|
||
|
|
from ansible.module_utils._text import to_text, to_native
|
||
|
|
from ansible.playbook.attribute import Attribute, FieldAttribute
|
||
|
|
from ansible.parsing.dataloader import DataLoader
|
||
|
|
from ansible.utils.vars import combine_vars, isidentifier, get_unique_id
|
||
|
|
|
||
|
|
try:
|
||
|
|
from __main__ import display
|
||
|
|
except ImportError:
|
||
|
|
from ansible.utils.display import Display
|
||
|
|
display = Display()
|
||
|
|
|
||
|
|
|
||
|
|
def _generic_g(prop_name, self):
|
||
|
|
try:
|
||
|
|
return self._attributes[prop_name]
|
||
|
|
except KeyError:
|
||
|
|
raise AttributeError("'%s' object has no attribute '%s'" % (self.__class__.__name__, prop_name))
|
||
|
|
|
||
|
|
|
||
|
|
def _generic_g_method(prop_name, self):
|
||
|
|
try:
|
||
|
|
if self._squashed:
|
||
|
|
return self._attributes[prop_name]
|
||
|
|
method = "_get_attr_%s" % prop_name
|
||
|
|
return getattr(self, method)()
|
||
|
|
except KeyError:
|
||
|
|
raise AttributeError("'%s' object has no attribute '%s'" % (self.__class__.__name__, prop_name))
|
||
|
|
|
||
|
|
|
||
|
|
def _generic_g_parent(prop_name, self):
|
||
|
|
try:
|
||
|
|
if self._squashed or self._finalized:
|
||
|
|
value = self._attributes[prop_name]
|
||
|
|
else:
|
||
|
|
try:
|
||
|
|
value = self._get_parent_attribute(prop_name)
|
||
|
|
except AttributeError:
|
||
|
|
value = self._attributes[prop_name]
|
||
|
|
except KeyError:
|
||
|
|
raise AttributeError("'%s' object has no attribute '%s'" % (self.__class__.__name__, prop_name))
|
||
|
|
|
||
|
|
return value
|
||
|
|
|
||
|
|
|
||
|
|
def _generic_s(prop_name, self, value):
|
||
|
|
self._attributes[prop_name] = value
|
||
|
|
|
||
|
|
|
||
|
|
def _generic_d(prop_name, self):
|
||
|
|
del self._attributes[prop_name]
|
||
|
|
|
||
|
|
|
||
|
|
class BaseMeta(type):
|
||
|
|
|
||
|
|
"""
|
||
|
|
Metaclass for the Base object, which is used to construct the class
|
||
|
|
attributes based on the FieldAttributes available.
|
||
|
|
"""
|
||
|
|
|
||
|
|
def __new__(cls, name, parents, dct):
|
||
|
|
def _create_attrs(src_dict, dst_dict):
|
||
|
|
'''
|
||
|
|
Helper method which creates the attributes based on those in the
|
||
|
|
source dictionary of attributes. This also populates the other
|
||
|
|
attributes used to keep track of these attributes and via the
|
||
|
|
getter/setter/deleter methods.
|
||
|
|
'''
|
||
|
|
keys = list(src_dict.keys())
|
||
|
|
for attr_name in keys:
|
||
|
|
value = src_dict[attr_name]
|
||
|
|
if isinstance(value, Attribute):
|
||
|
|
if attr_name.startswith('_'):
|
||
|
|
attr_name = attr_name[1:]
|
||
|
|
|
||
|
|
# here we selectively assign the getter based on a few
|
||
|
|
# things, such as whether we have a _get_attr_<name>
|
||
|
|
# method, or if the attribute is marked as not inheriting
|
||
|
|
# its value from a parent object
|
||
|
|
method = "_get_attr_%s" % attr_name
|
||
|
|
if method in src_dict or method in dst_dict:
|
||
|
|
getter = partial(_generic_g_method, attr_name)
|
||
|
|
elif ('_get_parent_attribute' in dst_dict or '_get_parent_attribute' in src_dict) and value.inherit:
|
||
|
|
getter = partial(_generic_g_parent, attr_name)
|
||
|
|
else:
|
||
|
|
getter = partial(_generic_g, attr_name)
|
||
|
|
|
||
|
|
setter = partial(_generic_s, attr_name)
|
||
|
|
deleter = partial(_generic_d, attr_name)
|
||
|
|
|
||
|
|
dst_dict[attr_name] = property(getter, setter, deleter)
|
||
|
|
dst_dict['_valid_attrs'][attr_name] = value
|
||
|
|
dst_dict['_attributes'][attr_name] = value.default
|
||
|
|
|
||
|
|
if value.alias is not None:
|
||
|
|
dst_dict[value.alias] = property(getter, setter, deleter)
|
||
|
|
dst_dict['_valid_attrs'][value.alias] = value
|
||
|
|
dst_dict['_alias_attrs'][value.alias] = attr_name
|
||
|
|
|
||
|
|
def _process_parents(parents, dst_dict):
|
||
|
|
'''
|
||
|
|
Helper method which creates attributes from all parent objects
|
||
|
|
recursively on through grandparent objects
|
||
|
|
'''
|
||
|
|
for parent in parents:
|
||
|
|
if hasattr(parent, '__dict__'):
|
||
|
|
_create_attrs(parent.__dict__, dst_dict)
|
||
|
|
new_dst_dict = parent.__dict__.copy()
|
||
|
|
new_dst_dict.update(dst_dict)
|
||
|
|
_process_parents(parent.__bases__, new_dst_dict)
|
||
|
|
|
||
|
|
# create some additional class attributes
|
||
|
|
dct['_attributes'] = dict()
|
||
|
|
dct['_valid_attrs'] = dict()
|
||
|
|
dct['_alias_attrs'] = dict()
|
||
|
|
|
||
|
|
# now create the attributes based on the FieldAttributes
|
||
|
|
# available, including from parent (and grandparent) objects
|
||
|
|
_create_attrs(dct, dct)
|
||
|
|
_process_parents(parents, dct)
|
||
|
|
|
||
|
|
return super(BaseMeta, cls).__new__(cls, name, parents, dct)
|
||
|
|
|
||
|
|
|
||
|
|
class FieldAttributeBase(with_metaclass(BaseMeta, object)):
|
||
|
|
|
||
|
|
def __init__(self):
|
||
|
|
|
||
|
|
# initialize the data loader and variable manager, which will be provided
|
||
|
|
# later when the object is actually loaded
|
||
|
|
self._loader = None
|
||
|
|
self._variable_manager = None
|
||
|
|
|
||
|
|
# other internal params
|
||
|
|
self._validated = False
|
||
|
|
self._squashed = False
|
||
|
|
self._finalized = False
|
||
|
|
|
||
|
|
# every object gets a random uuid:
|
||
|
|
self._uuid = get_unique_id()
|
||
|
|
|
||
|
|
# we create a copy of the attributes here due to the fact that
|
||
|
|
# it was initialized as a class param in the meta class, so we
|
||
|
|
# need a unique object here (all members contained within are
|
||
|
|
# unique already).
|
||
|
|
self._attributes = self._attributes.copy()
|
||
|
|
for key, value in self._attributes.items():
|
||
|
|
if callable(value):
|
||
|
|
self._attributes[key] = value()
|
||
|
|
|
||
|
|
# and init vars, avoid using defaults in field declaration as it lives across plays
|
||
|
|
self.vars = dict()
|
||
|
|
|
||
|
|
def dump_me(self, depth=0):
|
||
|
|
''' this is never called from production code, it is here to be used when debugging as a 'complex print' '''
|
||
|
|
if depth == 0:
|
||
|
|
display.debug("DUMPING OBJECT ------------------------------------------------------")
|
||
|
|
display.debug("%s- %s (%s, id=%s)" % (" " * depth, self.__class__.__name__, self, id(self)))
|
||
|
|
if hasattr(self, '_parent') and self._parent:
|
||
|
|
self._parent.dump_me(depth + 2)
|
||
|
|
dep_chain = self._parent.get_dep_chain()
|
||
|
|
if dep_chain:
|
||
|
|
for dep in dep_chain:
|
||
|
|
dep.dump_me(depth + 2)
|
||
|
|
if hasattr(self, '_play') and self._play:
|
||
|
|
self._play.dump_me(depth + 2)
|
||
|
|
|
||
|
|
def preprocess_data(self, ds):
|
||
|
|
''' infrequently used method to do some pre-processing of legacy terms '''
|
||
|
|
|
||
|
|
for base_class in self.__class__.mro():
|
||
|
|
method = getattr(self, "_preprocess_data_%s" % base_class.__name__.lower(), None)
|
||
|
|
if method:
|
||
|
|
return method(ds)
|
||
|
|
return ds
|
||
|
|
|
||
|
|
def load_data(self, ds, variable_manager=None, loader=None):
|
||
|
|
''' walk the input datastructure and assign any values '''
|
||
|
|
|
||
|
|
if ds is None:
|
||
|
|
raise AnsibleAssertionError('ds (%s) should not be None but it is.' % ds)
|
||
|
|
|
||
|
|
# cache the datastructure internally
|
||
|
|
setattr(self, '_ds', ds)
|
||
|
|
|
||
|
|
# the variable manager class is used to manage and merge variables
|
||
|
|
# down to a single dictionary for reference in templating, etc.
|
||
|
|
self._variable_manager = variable_manager
|
||
|
|
|
||
|
|
# the data loader class is used to parse data from strings and files
|
||
|
|
if loader is not None:
|
||
|
|
self._loader = loader
|
||
|
|
else:
|
||
|
|
self._loader = DataLoader()
|
||
|
|
|
||
|
|
# call the preprocess_data() function to massage the data into
|
||
|
|
# something we can more easily parse, and then call the validation
|
||
|
|
# function on it to ensure there are no incorrect key values
|
||
|
|
ds = self.preprocess_data(ds)
|
||
|
|
self._validate_attributes(ds)
|
||
|
|
|
||
|
|
# Walk all attributes in the class. We sort them based on their priority
|
||
|
|
# so that certain fields can be loaded before others, if they are dependent.
|
||
|
|
for name, attr in sorted(iteritems(self._valid_attrs), key=operator.itemgetter(1)):
|
||
|
|
# copy the value over unless a _load_field method is defined
|
||
|
|
target_name = name
|
||
|
|
if name in self._alias_attrs:
|
||
|
|
target_name = self._alias_attrs[name]
|
||
|
|
if name in ds:
|
||
|
|
method = getattr(self, '_load_%s' % name, None)
|
||
|
|
if method:
|
||
|
|
self._attributes[target_name] = method(name, ds[name])
|
||
|
|
else:
|
||
|
|
self._attributes[target_name] = ds[name]
|
||
|
|
|
||
|
|
# run early, non-critical validation
|
||
|
|
self.validate()
|
||
|
|
|
||
|
|
# return the constructed object
|
||
|
|
return self
|
||
|
|
|
||
|
|
def get_ds(self):
|
||
|
|
try:
|
||
|
|
return getattr(self, '_ds')
|
||
|
|
except AttributeError:
|
||
|
|
return None
|
||
|
|
|
||
|
|
def get_loader(self):
|
||
|
|
return self._loader
|
||
|
|
|
||
|
|
def get_variable_manager(self):
|
||
|
|
return self._variable_manager
|
||
|
|
|
||
|
|
def _validate_debugger(self, attr, name, value):
|
||
|
|
valid_values = frozenset(('always', 'on_failed', 'on_unreachable', 'on_skipped', 'never'))
|
||
|
|
if value and isinstance(value, string_types) and value not in valid_values:
|
||
|
|
raise AnsibleParserError("'%s' is not a valid value for debugger. Must be one of %s" % (value, ', '.join(valid_values)), obj=self.get_ds())
|
||
|
|
return value
|
||
|
|
|
||
|
|
def _validate_attributes(self, ds):
|
||
|
|
'''
|
||
|
|
Ensures that there are no keys in the datastructure which do
|
||
|
|
not map to attributes for this object.
|
||
|
|
'''
|
||
|
|
|
||
|
|
valid_attrs = frozenset(self._valid_attrs.keys())
|
||
|
|
for key in ds:
|
||
|
|
if key not in valid_attrs:
|
||
|
|
raise AnsibleParserError("'%s' is not a valid attribute for a %s" % (key, self.__class__.__name__), obj=ds)
|
||
|
|
|
||
|
|
def validate(self, all_vars=None):
|
||
|
|
''' validation that is done at parse time, not load time '''
|
||
|
|
all_vars = {} if all_vars is None else all_vars
|
||
|
|
|
||
|
|
if not self._validated:
|
||
|
|
# walk all fields in the object
|
||
|
|
for (name, attribute) in iteritems(self._valid_attrs):
|
||
|
|
|
||
|
|
if name in self._alias_attrs:
|
||
|
|
name = self._alias_attrs[name]
|
||
|
|
|
||
|
|
# run validator only if present
|
||
|
|
method = getattr(self, '_validate_%s' % name, None)
|
||
|
|
if method:
|
||
|
|
method(attribute, name, getattr(self, name))
|
||
|
|
else:
|
||
|
|
# and make sure the attribute is of the type it should be
|
||
|
|
value = self._attributes[name]
|
||
|
|
if value is not None:
|
||
|
|
if attribute.isa == 'string' and isinstance(value, (list, dict)):
|
||
|
|
raise AnsibleParserError(
|
||
|
|
"The field '%s' is supposed to be a string type,"
|
||
|
|
" however the incoming data structure is a %s" % (name, type(value)), obj=self.get_ds()
|
||
|
|
)
|
||
|
|
|
||
|
|
self._validated = True
|
||
|
|
|
||
|
|
def squash(self):
|
||
|
|
'''
|
||
|
|
Evaluates all attributes and sets them to the evaluated version,
|
||
|
|
so that all future accesses of attributes do not need to evaluate
|
||
|
|
parent attributes.
|
||
|
|
'''
|
||
|
|
if not self._squashed:
|
||
|
|
for name in self._valid_attrs.keys():
|
||
|
|
self._attributes[name] = getattr(self, name)
|
||
|
|
self._squashed = True
|
||
|
|
|
||
|
|
def copy(self):
|
||
|
|
'''
|
||
|
|
Create a copy of this object and return it.
|
||
|
|
'''
|
||
|
|
|
||
|
|
new_me = self.__class__()
|
||
|
|
|
||
|
|
for name in self._valid_attrs.keys():
|
||
|
|
if name in self._alias_attrs:
|
||
|
|
continue
|
||
|
|
new_me._attributes[name] = shallowcopy(self._attributes[name])
|
||
|
|
|
||
|
|
new_me._loader = self._loader
|
||
|
|
new_me._variable_manager = self._variable_manager
|
||
|
|
new_me._validated = self._validated
|
||
|
|
new_me._finalized = self._finalized
|
||
|
|
new_me._uuid = self._uuid
|
||
|
|
|
||
|
|
# if the ds value was set on the object, copy it to the new copy too
|
||
|
|
if hasattr(self, '_ds'):
|
||
|
|
new_me._ds = self._ds
|
||
|
|
|
||
|
|
return new_me
|
||
|
|
|
||
|
|
def post_validate(self, templar):
|
||
|
|
'''
|
||
|
|
we can't tell that everything is of the right type until we have
|
||
|
|
all the variables. Run basic types (from isa) as well as
|
||
|
|
any _post_validate_<foo> functions.
|
||
|
|
'''
|
||
|
|
|
||
|
|
# save the omit value for later checking
|
||
|
|
omit_value = templar._available_variables.get('omit')
|
||
|
|
|
||
|
|
for (name, attribute) in iteritems(self._valid_attrs):
|
||
|
|
|
||
|
|
if getattr(self, name) is None:
|
||
|
|
if not attribute.required:
|
||
|
|
continue
|
||
|
|
else:
|
||
|
|
raise AnsibleParserError("the field '%s' is required but was not set" % name)
|
||
|
|
elif not attribute.always_post_validate and self.__class__.__name__ not in ('Task', 'Handler', 'PlayContext'):
|
||
|
|
# Intermediate objects like Play() won't have their fields validated by
|
||
|
|
# default, as their values are often inherited by other objects and validated
|
||
|
|
# later, so we don't want them to fail out early
|
||
|
|
continue
|
||
|
|
|
||
|
|
try:
|
||
|
|
# Run the post-validator if present. These methods are responsible for
|
||
|
|
# using the given templar to template the values, if required.
|
||
|
|
method = getattr(self, '_post_validate_%s' % name, None)
|
||
|
|
if method:
|
||
|
|
value = method(attribute, getattr(self, name), templar)
|
||
|
|
elif attribute.isa == 'class':
|
||
|
|
value = getattr(self, name)
|
||
|
|
else:
|
||
|
|
# if the attribute contains a variable, template it now
|
||
|
|
value = templar.template(getattr(self, name))
|
||
|
|
|
||
|
|
# if this evaluated to the omit value, set the value back to
|
||
|
|
# the default specified in the FieldAttribute and move on
|
||
|
|
if omit_value is not None and value == omit_value:
|
||
|
|
if callable(attribute.default):
|
||
|
|
setattr(self, name, attribute.default())
|
||
|
|
else:
|
||
|
|
setattr(self, name, attribute.default)
|
||
|
|
continue
|
||
|
|
|
||
|
|
# and make sure the attribute is of the type it should be
|
||
|
|
if value is not None:
|
||
|
|
if attribute.isa == 'string':
|
||
|
|
value = to_text(value)
|
||
|
|
elif attribute.isa == 'int':
|
||
|
|
value = int(value)
|
||
|
|
elif attribute.isa == 'float':
|
||
|
|
value = float(value)
|
||
|
|
elif attribute.isa == 'bool':
|
||
|
|
value = boolean(value, strict=False)
|
||
|
|
elif attribute.isa == 'percent':
|
||
|
|
# special value, which may be an integer or float
|
||
|
|
# with an optional '%' at the end
|
||
|
|
if isinstance(value, string_types) and '%' in value:
|
||
|
|
value = value.replace('%', '')
|
||
|
|
value = float(value)
|
||
|
|
elif attribute.isa == 'list':
|
||
|
|
if value is None:
|
||
|
|
value = []
|
||
|
|
elif not isinstance(value, list):
|
||
|
|
value = [value]
|
||
|
|
if attribute.listof is not None:
|
||
|
|
for item in value:
|
||
|
|
if not isinstance(item, attribute.listof):
|
||
|
|
raise AnsibleParserError("the field '%s' should be a list of %s, "
|
||
|
|
"but the item '%s' is a %s" % (name, attribute.listof, item, type(item)), obj=self.get_ds())
|
||
|
|
elif attribute.required and attribute.listof == string_types:
|
||
|
|
if item is None or item.strip() == "":
|
||
|
|
raise AnsibleParserError("the field '%s' is required, and cannot have empty values" % (name,), obj=self.get_ds())
|
||
|
|
elif attribute.isa == 'set':
|
||
|
|
if value is None:
|
||
|
|
value = set()
|
||
|
|
elif not isinstance(value, (list, set)):
|
||
|
|
if isinstance(value, string_types):
|
||
|
|
value = value.split(',')
|
||
|
|
else:
|
||
|
|
# Making a list like this handles strings of
|
||
|
|
# text and bytes properly
|
||
|
|
value = [value]
|
||
|
|
if not isinstance(value, set):
|
||
|
|
value = set(value)
|
||
|
|
elif attribute.isa == 'dict':
|
||
|
|
if value is None:
|
||
|
|
value = dict()
|
||
|
|
elif not isinstance(value, dict):
|
||
|
|
raise TypeError("%s is not a dictionary" % value)
|
||
|
|
elif attribute.isa == 'class':
|
||
|
|
if not isinstance(value, attribute.class_type):
|
||
|
|
raise TypeError("%s is not a valid %s (got a %s instead)" % (name, attribute.class_type, type(value)))
|
||
|
|
value.post_validate(templar=templar)
|
||
|
|
|
||
|
|
# and assign the massaged value back to the attribute field
|
||
|
|
setattr(self, name, value)
|
||
|
|
except (TypeError, ValueError) as e:
|
||
|
|
value = getattr(self, name)
|
||
|
|
raise AnsibleParserError("the field '%s' has an invalid value (%s), and could not be converted to an %s."
|
||
|
|
"The error was: %s" % (name, value, attribute.isa, e), obj=self.get_ds(), orig_exc=e)
|
||
|
|
except (AnsibleUndefinedVariable, UndefinedError) as e:
|
||
|
|
if templar._fail_on_undefined_errors and name != 'name':
|
||
|
|
if name == 'args':
|
||
|
|
msg = "The task includes an option with an undefined variable. The error was: %s" % (to_native(e))
|
||
|
|
else:
|
||
|
|
msg = "The field '%s' has an invalid value, which includes an undefined variable. The error was: %s" % (name, to_native(e))
|
||
|
|
raise AnsibleParserError(msg, obj=self.get_ds(), orig_exc=e)
|
||
|
|
|
||
|
|
self._finalized = True
|
||
|
|
|
||
|
|
def _load_vars(self, attr, ds):
|
||
|
|
'''
|
||
|
|
Vars in a play can be specified either as a dictionary directly, or
|
||
|
|
as a list of dictionaries. If the later, this method will turn the
|
||
|
|
list into a single dictionary.
|
||
|
|
'''
|
||
|
|
|
||
|
|
def _validate_variable_keys(ds):
|
||
|
|
for key in ds:
|
||
|
|
if not isidentifier(key):
|
||
|
|
raise TypeError("'%s' is not a valid variable name" % key)
|
||
|
|
|
||
|
|
try:
|
||
|
|
if isinstance(ds, dict):
|
||
|
|
_validate_variable_keys(ds)
|
||
|
|
return combine_vars(self.vars, ds)
|
||
|
|
elif isinstance(ds, list):
|
||
|
|
all_vars = self.vars
|
||
|
|
for item in ds:
|
||
|
|
if not isinstance(item, dict):
|
||
|
|
raise ValueError
|
||
|
|
_validate_variable_keys(item)
|
||
|
|
all_vars = combine_vars(all_vars, item)
|
||
|
|
return all_vars
|
||
|
|
elif ds is None:
|
||
|
|
return {}
|
||
|
|
else:
|
||
|
|
raise ValueError
|
||
|
|
except ValueError as e:
|
||
|
|
raise AnsibleParserError("Vars in a %s must be specified as a dictionary, or a list of dictionaries" % self.__class__.__name__,
|
||
|
|
obj=ds, orig_exc=e)
|
||
|
|
except TypeError as e:
|
||
|
|
raise AnsibleParserError("Invalid variable name in vars specified for %s: %s" % (self.__class__.__name__, e), obj=ds, orig_exc=e)
|
||
|
|
|
||
|
|
def _extend_value(self, value, new_value, prepend=False):
|
||
|
|
'''
|
||
|
|
Will extend the value given with new_value (and will turn both
|
||
|
|
into lists if they are not so already). The values are run through
|
||
|
|
a set to remove duplicate values.
|
||
|
|
'''
|
||
|
|
|
||
|
|
if not isinstance(value, list):
|
||
|
|
value = [value]
|
||
|
|
if not isinstance(new_value, list):
|
||
|
|
new_value = [new_value]
|
||
|
|
|
||
|
|
if prepend:
|
||
|
|
combined = new_value + value
|
||
|
|
else:
|
||
|
|
combined = value + new_value
|
||
|
|
|
||
|
|
return [i for i, _ in itertools.groupby(combined) if i is not None]
|
||
|
|
|
||
|
|
def dump_attrs(self):
|
||
|
|
'''
|
||
|
|
Dumps all attributes to a dictionary
|
||
|
|
'''
|
||
|
|
attrs = dict()
|
||
|
|
for (name, attribute) in iteritems(self._valid_attrs):
|
||
|
|
attr = getattr(self, name)
|
||
|
|
if attribute.isa == 'class' and attr is not None and hasattr(attr, 'serialize'):
|
||
|
|
attrs[name] = attr.serialize()
|
||
|
|
else:
|
||
|
|
attrs[name] = attr
|
||
|
|
return attrs
|
||
|
|
|
||
|
|
def from_attrs(self, attrs):
|
||
|
|
'''
|
||
|
|
Loads attributes from a dictionary
|
||
|
|
'''
|
||
|
|
for (attr, value) in iteritems(attrs):
|
||
|
|
if attr in self._valid_attrs:
|
||
|
|
attribute = self._valid_attrs[attr]
|
||
|
|
if attribute.isa == 'class' and isinstance(value, dict):
|
||
|
|
obj = attribute.class_type()
|
||
|
|
obj.deserialize(value)
|
||
|
|
setattr(self, attr, obj)
|
||
|
|
else:
|
||
|
|
setattr(self, attr, value)
|
||
|
|
|
||
|
|
def serialize(self):
|
||
|
|
'''
|
||
|
|
Serializes the object derived from the base object into
|
||
|
|
a dictionary of values. This only serializes the field
|
||
|
|
attributes for the object, so this may need to be overridden
|
||
|
|
for any classes which wish to add additional items not stored
|
||
|
|
as field attributes.
|
||
|
|
'''
|
||
|
|
|
||
|
|
repr = self.dump_attrs()
|
||
|
|
|
||
|
|
# serialize the uuid field
|
||
|
|
repr['uuid'] = self._uuid
|
||
|
|
repr['finalized'] = self._finalized
|
||
|
|
repr['squashed'] = self._squashed
|
||
|
|
|
||
|
|
return repr
|
||
|
|
|
||
|
|
def deserialize(self, data):
|
||
|
|
'''
|
||
|
|
Given a dictionary of values, load up the field attributes for
|
||
|
|
this object. As with serialize(), if there are any non-field
|
||
|
|
attribute data members, this method will need to be overridden
|
||
|
|
and extended.
|
||
|
|
'''
|
||
|
|
|
||
|
|
if not isinstance(data, dict):
|
||
|
|
raise AnsibleAssertionError('data (%s) should be a dict but is a %s' % (data, type(data)))
|
||
|
|
|
||
|
|
for (name, attribute) in iteritems(self._valid_attrs):
|
||
|
|
if name in data:
|
||
|
|
setattr(self, name, data[name])
|
||
|
|
else:
|
||
|
|
if callable(attribute.default):
|
||
|
|
setattr(self, name, attribute.default())
|
||
|
|
else:
|
||
|
|
setattr(self, name, attribute.default)
|
||
|
|
|
||
|
|
# restore the UUID field
|
||
|
|
setattr(self, '_uuid', data.get('uuid'))
|
||
|
|
self._finalized = data.get('finalized', False)
|
||
|
|
self._squashed = data.get('squashed', False)
|
||
|
|
|
||
|
|
|
||
|
|
class Base(FieldAttributeBase):
|
||
|
|
|
||
|
|
_name = FieldAttribute(isa='string', default='', always_post_validate=True, inherit=False)
|
||
|
|
|
||
|
|
# connection/transport
|
||
|
|
_connection = FieldAttribute(isa='string')
|
||
|
|
_port = FieldAttribute(isa='int')
|
||
|
|
_remote_user = FieldAttribute(isa='string')
|
||
|
|
|
||
|
|
# variables
|
||
|
|
_vars = FieldAttribute(isa='dict', priority=100, inherit=False)
|
||
|
|
|
||
|
|
# module default params
|
||
|
|
_module_defaults = FieldAttribute(isa='list', extend=True, prepend=True)
|
||
|
|
|
||
|
|
# flags and misc. settings
|
||
|
|
_environment = FieldAttribute(isa='list', extend=True, prepend=True)
|
||
|
|
_no_log = FieldAttribute(isa='bool')
|
||
|
|
_run_once = FieldAttribute(isa='bool')
|
||
|
|
_ignore_errors = FieldAttribute(isa='bool')
|
||
|
|
_ignore_unreachable = FieldAttribute(isa='bool')
|
||
|
|
_check_mode = FieldAttribute(isa='bool')
|
||
|
|
_diff = FieldAttribute(isa='bool')
|
||
|
|
_any_errors_fatal = FieldAttribute(isa='bool')
|
||
|
|
|
||
|
|
# explicitly invoke a debugger on tasks
|
||
|
|
_debugger = FieldAttribute(isa='string')
|
||
|
|
|
||
|
|
# param names which have been deprecated/removed
|
||
|
|
DEPRECATED_ATTRIBUTES = [
|
||
|
|
'sudo', 'sudo_user', 'sudo_pass', 'sudo_exe', 'sudo_flags',
|
||
|
|
'su', 'su_user', 'su_pass', 'su_exe', 'su_flags',
|
||
|
|
]
|