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# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import ansible.constants as C
from ansible.errors import AnsibleParserError, AnsibleAssertionError
from ansible.module_utils._text import to_bytes
from ansible.module_utils.six import string_types
from ansible.parsing.splitter import split_args, parse_kv
from ansible.parsing.yaml.objects import AnsibleBaseYAMLObject, AnsibleMapping
from ansible.playbook.attribute import FieldAttribute
from ansible.playbook.base import Base
from ansible.playbook.conditional import Conditional
from ansible.playbook.taggable import Taggable
from ansible.utils.collection_loader import AnsibleCollectionConfig
from ansible.utils.collection_loader._collection_finder import _get_collection_name_from_path, _get_collection_playbook_path
from ansible.template import Templar
from ansible.utils.display import Display
display = Display()
class PlaybookInclude(Base, Conditional, Taggable):
import_playbook = FieldAttribute(isa='string')
vars_val = FieldAttribute(isa='dict', default=dict, alias='vars')
@staticmethod
def load(data, basedir, variable_manager=None, loader=None):
return PlaybookInclude().load_data(ds=data, basedir=basedir, variable_manager=variable_manager, loader=loader)
def load_data(self, ds, basedir, variable_manager=None, loader=None):
'''
Overrides the base load_data(), as we're actually going to return a new
Playbook() object rather than a PlaybookInclude object
'''
# import here to avoid a dependency loop
from ansible.playbook import Playbook
from ansible.playbook.play import Play
# first, we use the original parent method to correctly load the object
# via the load_data/preprocess_data system we normally use for other
# playbook objects
new_obj = super(PlaybookInclude, self).load_data(ds, variable_manager, loader)
all_vars = self.vars.copy()
if variable_manager:
all_vars |= variable_manager.get_vars()
templar = Templar(loader=loader, variables=all_vars)
# then we use the object to load a Playbook
pb = Playbook(loader=loader)
file_name = templar.template(new_obj.import_playbook)
# check for FQCN
resource = _get_collection_playbook_path(file_name)
if resource is not None:
playbook = resource[1]
playbook_collection = resource[2]
else:
# not FQCN try path
playbook = file_name
if not os.path.isabs(playbook):
playbook = os.path.join(basedir, playbook)
# might still be collection playbook
playbook_collection = _get_collection_name_from_path(playbook)
if playbook_collection:
# it is a collection playbook, setup default collections
AnsibleCollectionConfig.default_collection = playbook_collection
else:
# it is NOT a collection playbook, setup adjecent paths
AnsibleCollectionConfig.playbook_paths.append(os.path.dirname(os.path.abspath(to_bytes(playbook, errors='surrogate_or_strict'))))
pb._load_playbook_data(file_name=playbook, variable_manager=variable_manager, vars=self.vars.copy())
# finally, update each loaded playbook entry with any variables specified
# on the included playbook and/or any tags which may have been set
for entry in pb._entries:
# conditional includes on a playbook need a marker to skip gathering
if new_obj.when and isinstance(entry, Play):
entry._included_conditional = new_obj.when[:]
temp_vars = entry.vars | new_obj.vars
param_tags = temp_vars.pop('tags', None)
if param_tags is not None:
entry.tags.extend(param_tags.split(','))
entry.vars = temp_vars
entry.tags = list(set(entry.tags).union(new_obj.tags))
if entry._included_path is None:
entry._included_path = os.path.dirname(playbook)
# Check to see if we need to forward the conditionals on to the included
# plays. If so, we can take a shortcut here and simply prepend them to
# those attached to each block (if any)
if new_obj.when:
for task_block in (entry.pre_tasks + entry.roles + entry.tasks + entry.post_tasks):
task_block._when = new_obj.when[:] + task_block.when[:]
return pb
def preprocess_data(self, ds):
'''
Regorganizes the data for a PlaybookInclude datastructure to line
up with what we expect the proper attributes to be
'''
if not isinstance(ds, dict):
raise AnsibleAssertionError('ds (%s) should be a dict but was a %s' % (ds, type(ds)))
# the new, cleaned datastructure, which will have legacy
# items reduced to a standard structure
new_ds = AnsibleMapping()
if isinstance(ds, AnsibleBaseYAMLObject):
new_ds.ansible_pos = ds.ansible_pos
for (k, v) in ds.items():
if k in C._ACTION_IMPORT_PLAYBOOK:
self._preprocess_import(ds, new_ds, k, v)
else:
# some basic error checking, to make sure vars are properly
# formatted and do not conflict with k=v parameters
if k == 'vars':
if 'vars' in new_ds:
raise AnsibleParserError("import_playbook parameters cannot be mixed with 'vars' entries for import statements", obj=ds)
elif not isinstance(v, dict):
raise AnsibleParserError("vars for import_playbook statements must be specified as a dictionary", obj=ds)
new_ds[k] = v
return super(PlaybookInclude, self).preprocess_data(new_ds)
def _preprocess_import(self, ds, new_ds, k, v):
'''
Splits the playbook import line up into filename and parameters
'''
if v is None:
raise AnsibleParserError("playbook import parameter is missing", obj=ds)
elif not isinstance(v, string_types):
raise AnsibleParserError("playbook import parameter must be a string indicating a file path, got %s instead" % type(v), obj=ds)
# The import_playbook line must include at least one item, which is the filename
# to import. Anything after that should be regarded as a parameter to the import
items = split_args(v)
if len(items) == 0:
raise AnsibleParserError("import_playbook statements must specify the file name to import", obj=ds)
new_ds['import_playbook'] = items[0].strip()
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