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# (c) 2012, Michael DeHaan <michael.dehaan@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 os
from ansible.errors import AnsibleError
from ansible.plugins.lookup import LookupBase
from ansible.module_utils._text import to_bytes, to_text
from ansible.template import generate_ansible_template_vars
try:
from __main__ import display
except ImportError:
from ansible.utils.display import Display
display = Display()
class LookupModule(LookupBase):
def run(self, terms, variables, **kwargs):
convert_data_p = kwargs.get('convert_data', True)
ret = []
for term in terms:
display.debug("File lookup term: %s" % term)
lookupfile = self.find_file_in_search_path(variables, 'templates', term)
display.vvvv("File lookup using %s as file" % lookupfile)
if lookupfile:
with open(to_bytes(lookupfile, errors='surrogate_or_strict'), 'rb') as f:
template_data = to_text(f.read(), errors='surrogate_or_strict')
# set jinja2 internal search path for includes
searchpath = variables.get('ansible_search_path')
if searchpath:
# our search paths aren't actually the proper ones for jinja includes.
# We want to search into the 'templates' subdir of each search path in
# addition to our original search paths.
newsearchpath = []
for p in searchpath:
newsearchpath.append(os.path.join(p, 'templates'))
newsearchpath.append(p)
searchpath = newsearchpath
else:
searchpath = [self._loader._basedir, os.path.dirname(lookupfile)]
self._templar.environment.loader.searchpath = searchpath
# add ansible 'template' vars
temp_vars = variables.copy()
temp_vars.update(generate_ansible_template_vars(lookupfile))
self._templar.set_available_variables(temp_vars)
# do the templating
res = self._templar.template(template_data, preserve_trailing_newlines=True,
convert_data=convert_data_p, escape_backslashes=False)
ret.append(res)
else:
raise AnsibleError("the template file %s could not be found for the lookup" % term)
return ret
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