mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-26 23:00:36 +00:00
95 lines
3.7 KiB
Python
95 lines
3.7 KiB
Python
|
# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
|
||
|
|
# (c) 2012-17 Ansible Project
|
||
|
|
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
|
||
|
|
#
|
||
|
|
# 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
|
||
|
|
|
||
|
|
DOCUMENTATION = """
|
||
|
|
lookup: template
|
||
|
|
author: Michael DeHaan <michael.dehaan@gmail.com>
|
||
|
|
version_added: "0.9"
|
||
|
|
short_description: retrieve contents of file after templating with Jinja2
|
||
|
|
description:
|
||
|
|
- this is mostly a noop, to be used as a with_list loop when you dont want the content transformed in any way.
|
||
|
|
options:
|
||
|
|
_terms:
|
||
|
|
description: list of files to template
|
||
|
|
"""
|
||
|
|
|
||
|
|
EXAMPLES = """
|
||
|
|
- name: show templating results
|
||
|
|
debug: msg="{{ lookup('template', './some_template.j2') }}
|
||
|
|
"""
|
||
|
|
|
||
|
|
RETURN = """
|
||
|
|
_raw:
|
||
|
|
description: file(s) content after templating
|
||
|
|
"""
|
||
|
|
|
||
|
|
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)
|
||
|
|
lookup_template_vars = kwargs.get('template_vars', {})
|
||
|
|
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
|
||
|
|
|
||
|
|
# The template will have access to all existing variables,
|
||
|
|
# plus some added by ansible (e.g., template_{path,mtime}),
|
||
|
|
# plus anything passed to the lookup with the template_vars=
|
||
|
|
# argument.
|
||
|
|
vars = variables.copy()
|
||
|
|
vars.update(generate_ansible_template_vars(lookupfile))
|
||
|
|
vars.update(lookup_template_vars)
|
||
|
|
self._templar.set_available_variables(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
|