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96 lines
3.4 KiB
Python
96 lines
3.4 KiB
Python
# Copyright (c) 2018 Ansible Project
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# Make coding more python3-ish
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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 import constants as C
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from ansible.errors import AnsibleError
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from ansible.inventory.host import Host
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from ansible.module_utils._text import to_bytes
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from ansible.plugins.loader import vars_loader
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from ansible.utils.collection_loader import AnsibleCollectionRef
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from ansible.utils.display import Display
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from ansible.utils.vars import combine_vars
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display = Display()
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def get_plugin_vars(loader, plugin, path, entities):
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data = {}
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try:
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data = plugin.get_vars(loader, path, entities)
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except AttributeError:
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try:
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for entity in entities:
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if isinstance(entity, Host):
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data.update(plugin.get_host_vars(entity.name))
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else:
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data.update(plugin.get_group_vars(entity.name))
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except AttributeError:
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if hasattr(plugin, 'run'):
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raise AnsibleError("Cannot use v1 type vars plugin %s from %s" % (plugin._load_name, plugin._original_path))
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else:
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raise AnsibleError("Invalid vars plugin %s from %s" % (plugin._load_name, plugin._original_path))
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return data
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def get_vars_from_path(loader, path, entities, stage):
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data = {}
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vars_plugin_list = list(vars_loader.all())
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for plugin_name in C.VARIABLE_PLUGINS_ENABLED:
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if AnsibleCollectionRef.is_valid_fqcr(plugin_name):
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vars_plugin = vars_loader.get(plugin_name)
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if vars_plugin is None:
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# Error if there's no play directory or the name is wrong?
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continue
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if vars_plugin not in vars_plugin_list:
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vars_plugin_list.append(vars_plugin)
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for plugin in vars_plugin_list:
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if plugin._load_name not in C.VARIABLE_PLUGINS_ENABLED and getattr(plugin, 'REQUIRES_WHITELIST', False):
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# 2.x plugins shipped with ansible should require whitelisting, older or non shipped should load automatically
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continue
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has_stage = hasattr(plugin, 'get_option') and plugin.has_option('stage')
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# if a plugin-specific setting has not been provided, use the global setting
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# older/non shipped plugins that don't support the plugin-specific setting should also use the global setting
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use_global = (has_stage and plugin.get_option('stage') is None) or not has_stage
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if use_global:
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if C.RUN_VARS_PLUGINS == 'demand' and stage == 'inventory':
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continue
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elif C.RUN_VARS_PLUGINS == 'start' and stage == 'task':
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continue
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elif has_stage and plugin.get_option('stage') not in ('all', stage):
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continue
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data = combine_vars(data, get_plugin_vars(loader, plugin, path, entities))
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return data
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def get_vars_from_inventory_sources(loader, sources, entities, stage):
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data = {}
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for path in sources:
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if path is None:
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continue
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if ',' in path and not os.path.exists(path): # skip host lists
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continue
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elif not os.path.isdir(to_bytes(path)):
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# always pass the directory of the inventory source file
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path = os.path.dirname(path)
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data = combine_vars(data, get_vars_from_path(loader, path, entities, stage))
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return data
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