119 lines
3.9 KiB
Python
119 lines
3.9 KiB
Python
# (c) 2015, Yannig Perre <yannig.perre(at)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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import re
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from collections import MutableSequence
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from io import StringIO
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from ansible.errors import AnsibleError
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from ansible.module_utils.six.moves import configparser
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from ansible.module_utils._text import to_bytes, to_text
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from ansible.plugins.lookup import LookupBase
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def _parse_params(term):
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'''Safely split parameter term to preserve spaces'''
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keys = ['key', 'type', 'section', 'file', 're', 'default', 'encoding']
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params = {}
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for k in keys:
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params[k] = ''
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thiskey = 'key'
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for idp, phrase in enumerate(term.split()):
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for k in keys:
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if ('%s=' % k) in phrase:
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thiskey = k
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if idp == 0 or not params[thiskey]:
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params[thiskey] = phrase
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else:
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params[thiskey] += ' ' + phrase
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rparams = [params[x] for x in keys if params[x]]
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return rparams
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class LookupModule(LookupBase):
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def get_value(self, key, section, dflt, is_regexp):
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# Retrieve all values from a section using a regexp
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if is_regexp:
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return [v for k, v in self.cp.items(section) if re.match(key, k)]
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value = None
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# Retrieve a single value
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try:
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value = self.cp.get(section, key)
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except configparser.NoOptionError:
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return dflt
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return value
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def run(self, terms, variables=None, **kwargs):
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self.cp = configparser.ConfigParser()
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ret = []
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for term in terms:
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params = _parse_params(term)
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key = params[0]
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paramvals = {
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'file': 'ansible.ini',
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're': False,
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'default': None,
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'section': "global",
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'type': "ini",
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'encoding': 'utf-8',
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}
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# parameters specified?
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try:
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for param in params[1:]:
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name, value = param.split('=')
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assert(name in paramvals)
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paramvals[name] = value
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except (ValueError, AssertionError) as e:
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raise AnsibleError(e)
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# Retrieve file path
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path = self.find_file_in_search_path(variables, 'files', paramvals['file'])
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# Create StringIO later used to parse ini
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config = StringIO()
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# Special case for java properties
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if paramvals['type'] == "properties":
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config.write(u'[java_properties]\n')
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paramvals['section'] = 'java_properties'
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# Open file using encoding
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contents, show_data = self._loader._get_file_contents(path)
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contents = to_text(contents, errors='surrogate_or_strict', encoding=paramvals['encoding'])
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config.write(contents)
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config.seek(0, os.SEEK_SET)
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self.cp.readfp(config)
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var = self.get_value(key, paramvals['section'], paramvals['default'], paramvals['re'])
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if var is not None:
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if isinstance(var, MutableSequence):
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for v in var:
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ret.append(v)
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else:
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ret.append(var)
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return ret
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