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45 lines
1.2 KiB
Python
45 lines
1.2 KiB
Python
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# (c) 2012, Jan-Piet Mens <jpmens(at)gmail.com>
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# (c) 2017 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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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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DOCUMENTATION = """
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lookup: env
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author: Jan-Piet Mens (@jpmens) <jpmens(at)gmail.com>
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version_added: "0.9"
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short_description: read the value of environment variables
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description:
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- Allows you to query the environment variables available on the controller when you invoked Ansible.
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options:
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_terms:
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description: Environment variable or list of them to lookup the values for
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required: True
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"""
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EXAMPLES = """
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- debug: msg="{{ lookup('env','HOME') }} is an environment variable"
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"""
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RETURN = """
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_list:
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description:
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- values from the environment variables.
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type: list
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"""
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import os
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from ansible.plugins.lookup import LookupBase
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class LookupModule(LookupBase):
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def run(self, terms, variables, **kwargs):
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ret = []
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for term in terms:
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var = term.split()[0]
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ret.append(os.getenv(var, ''))
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return ret
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