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September 13, 2016 12:47
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# (c) 2015, Yannig Perre <yannig.perre(at)gmail.com> | |
# | |
# This file is part of Ansible | |
# | |
# Ansible is free software: you can redistribute it and/or modify | |
# it under the terms of the GNU General Public License as published by | |
# the Free Software Foundation, either version 3 of the License, or | |
# (at your option) any later version. | |
# | |
# Ansible is distributed in the hope that it will be useful, | |
# but WITHOUT ANY WARRANTY; without even the implied warranty of | |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
# GNU General Public License for more details. | |
# | |
# You should have received a copy of the GNU General Public License | |
# along with Ansible. If not, see <http://www.gnu.org/licenses/>. | |
from __future__ import (absolute_import, division, print_function) | |
__metaclass__ = type | |
import StringIO | |
import os | |
import ConfigParser | |
import re | |
from ansible.errors import AnsibleError | |
from ansible.plugins.lookup import LookupBase | |
class LookupModule(LookupBase): | |
def read_properties(self, filename, key, dflt, is_regexp): | |
config = StringIO.StringIO() | |
config.write('[java_properties]\n' + open(filename).read()) | |
config.seek(0, os.SEEK_SET) | |
self.cp.readfp(config) | |
return self.get_value(key, 'java_properties', dflt, is_regexp) | |
def read_ini(self, filename, key, section, dflt, is_regexp): | |
self.cp.readfp(open(filename)) | |
return self.get_value(key, section, dflt, is_regexp) | |
def get_value(self, key, section, dflt, is_regexp): | |
# Retrieve all values from a section using a regexp | |
if is_regexp: | |
return [v for k, v in self.cp.items(section) if re.match(key, k)] | |
value = None | |
# Retrieve a single value | |
try: | |
value = self.cp.get(section, key) | |
except ConfigParser.NoOptionError: | |
return dflt | |
return value | |
def run(self, terms, variables=None, **kwargs): | |
basedir = self.get_basedir(variables) | |
self.basedir = basedir | |
self.cp = ConfigParser.ConfigParser() | |
ret = [] | |
for term in terms: | |
params = term.split() | |
key = params[0] | |
paramvals = { | |
'file' : 'ansible.ini', | |
're' : False, | |
'default' : None, | |
'section' : "global", | |
'type' : "ini", | |
} | |
# parameters specified? | |
try: | |
for param in params[1:]: | |
name, value = param.split('=') | |
assert(name in paramvals) | |
paramvals[name] = value | |
except (ValueError, AssertionError) as e: | |
raise AnsibleError(e) | |
path = self._loader.path_dwim_relative(basedir, 'files', paramvals['file']) | |
if paramvals['type'] == "properties": | |
var = self.read_properties(path, key, paramvals['default'], paramvals['re']) | |
else: | |
var = self.read_ini(path, key, paramvals['section'], paramvals['default'], paramvals['re']) | |
if var is not None: | |
if type(var) is list: | |
for v in var: | |
ret.append(v) | |
else: | |
ret.append(var) | |
return ret |
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