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122 lines
4.2 KiB
Python
122 lines
4.2 KiB
Python
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import os
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from ansible.errors import AnsibleParserError
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from ansible.parsing.yaml.objects import AnsibleBaseYAMLObject, AnsibleSequence
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def load_list_of_blocks(ds, play, parent_block=None, role=None, task_include=None, use_handlers=False, variable_manager=None, loader=None):
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'''
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Given a list of mixed task/block data (parsed from YAML),
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return a list of Block() objects, where implicit blocks
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are created for each bare Task.
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'''
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# we import here to prevent a circular dependency with imports
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from ansible.playbook.block import Block
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assert isinstance(ds, (list, type(None)))
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block_list = []
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if ds:
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for block in ds:
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b = Block.load(
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block,
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play=play,
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parent_block=parent_block,
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role=role,
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task_include=task_include,
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use_handlers=use_handlers,
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variable_manager=variable_manager,
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loader=loader
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)
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# Implicit blocks are created by bare tasks listed in a play without
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# an explicit block statement. If we have two implicit blocks in a row,
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# squash them down to a single block to save processing time later.
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if b._implicit and len(block_list) > 0 and block_list[-1]._implicit:
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for t in b.block:
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t._block = block_list[-1]
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block_list[-1].block.extend(b.block)
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else:
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block_list.append(b)
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return block_list
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def load_list_of_tasks(ds, play, block=None, role=None, task_include=None, use_handlers=False, variable_manager=None, loader=None):
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'''
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Given a list of task datastructures (parsed from YAML),
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return a list of Task() or TaskInclude() objects.
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'''
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# we import here to prevent a circular dependency with imports
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from ansible.playbook.block import Block
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from ansible.playbook.handler import Handler
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from ansible.playbook.task import Task
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assert isinstance(ds, list)
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task_list = []
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for task in ds:
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assert isinstance(task, dict)
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if 'block' in task:
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t = Block.load(
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task,
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play=play,
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parent_block=block,
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role=role,
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task_include=task_include,
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use_handlers=use_handlers,
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variable_manager=variable_manager,
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loader=loader,
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)
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else:
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if use_handlers:
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t = Handler.load(task, block=block, role=role, task_include=task_include, variable_manager=variable_manager, loader=loader)
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else:
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t = Task.load(task, block=block, role=role, task_include=task_include, variable_manager=variable_manager, loader=loader)
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task_list.append(t)
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return task_list
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def load_list_of_roles(ds, play, current_role_path=None, variable_manager=None, loader=None):
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'''
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Loads and returns a list of RoleInclude objects from the datastructure
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list of role definitions
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'''
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# we import here to prevent a circular dependency with imports
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from ansible.playbook.role.include import RoleInclude
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assert isinstance(ds, list)
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roles = []
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for role_def in ds:
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i = RoleInclude.load(role_def, play=play, current_role_path=current_role_path, variable_manager=variable_manager, loader=loader)
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roles.append(i)
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return roles
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