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@@ -0,0 +1,71 @@
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+ # (c) 2014, Brian Coca, Josh Drake, et al
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+ # (c) 2017 Ansible Project
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+ # (c) 2019 Red Hat, Inc. via Fedora
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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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+
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+ # This is a hack to stop caching discovered_interpreter_python
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+
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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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+
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+ NEVER_CACHE_KEYS = ['discovered_interpreter_python']
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+
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+ DOCUMENTATION = '''
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+ cache: fedora_jsonfile
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+ short_description: JSON formatted files.
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+ description:
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+ - This cache uses JSON formatted, per host, files saved to the filesystem.
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+ version_added: "1.9"
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+ author: Ansible Core (@ansible-core)
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+ options:
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+ _uri:
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+ required: True
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+ description:
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+ - Path in which the cache plugin will save the JSON files
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+ env:
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+ - name: ANSIBLE_CACHE_PLUGIN_CONNECTION
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+ ini:
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+ - key: fact_caching_connection
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+ section: defaults
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+ _prefix:
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+ description: User defined prefix to use when creating the JSON files
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+ env:
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+ - name: ANSIBLE_CACHE_PLUGIN_PREFIX
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+ ini:
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+ - key: fact_caching_prefix
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+ section: defaults
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+ _timeout:
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+ default: 86400
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+ description: Expiration timeout for the cache plugin data
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+ env:
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+ - name: ANSIBLE_CACHE_PLUGIN_TIMEOUT
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+ ini:
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+ - key: fact_caching_timeout
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+ section: defaults
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+ type: integer
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+ '''
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+
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+ import codecs
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+ import json
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+
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+ from ansible.parsing.ajson import AnsibleJSONEncoder, AnsibleJSONDecoder
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+ from ansible.plugins.cache import BaseFileCacheModule
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+
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+
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+ class CacheModule(BaseFileCacheModule):
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+ """
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+ A caching module backed by json files.
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+ """
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+
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+ def _load(self, filepath):
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+ # Valid JSON is always UTF-8 encoded.
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+ with codecs.open(filepath, 'r', encoding='utf-8') as f:
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+ return json.load(f, cls=AnsibleJSONDecoder)
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+
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+ def _dump(self, value, filepath):
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+ for k in NEVER_CACHE_KEYS:
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+ if k in value:
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+ del value[k]
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+ with codecs.open(filepath, 'w', encoding='utf-8') as f:
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+ f.write(json.dumps(value, cls=AnsibleJSONEncoder, sort_keys=True, indent=4))
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