43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
# (c) 2016 - Red Hat, Inc. <info@ansible.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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# 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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from multiprocessing import Lock
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from ansible.module_utils.facts import Facts
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if 'action_write_locks' not in globals():
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# Do not initialize this more than once because it seems to bash
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# the existing one. multiprocessing must be reloading the module
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# when it forks?
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action_write_locks = dict()
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# Below is a Lock for use when we weren't expecting a named module.
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# It gets used when an action plugin directly invokes a module instead
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# of going through the strategies. Slightly less efficient as all
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# processes with unexpected module names will wait on this lock
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action_write_locks[None] = Lock()
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# These plugins are called directly by action plugins (not going through
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# a strategy). We precreate them here as an optimization
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mods = set(p['name'] for p in Facts.PKG_MGRS)
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mods.update(('copy', 'file', 'setup', 'slurp', 'stat'))
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for mod_name in mods:
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action_write_locks[mod_name] = Lock()
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