diff options
Diffstat (limited to 'charms/trusty/ceilometer/charmhelpers/contrib/hardening/templating.py')
-rw-r--r-- | charms/trusty/ceilometer/charmhelpers/contrib/hardening/templating.py | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/charms/trusty/ceilometer/charmhelpers/contrib/hardening/templating.py b/charms/trusty/ceilometer/charmhelpers/contrib/hardening/templating.py deleted file mode 100644 index d2ab7dc..0000000 --- a/charms/trusty/ceilometer/charmhelpers/contrib/hardening/templating.py +++ /dev/null @@ -1,71 +0,0 @@ -# Copyright 2016 Canonical Limited. -# -# This file is part of charm-helpers. -# -# charm-helpers is free software: you can redistribute it and/or modify -# it under the terms of the GNU Lesser General Public License version 3 as -# published by the Free Software Foundation. -# -# charm-helpers 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 Lesser General Public License for more details. -# -# You should have received a copy of the GNU Lesser General Public License -# along with charm-helpers. If not, see <http://www.gnu.org/licenses/>. - -import os - -from charmhelpers.core.hookenv import ( - log, - DEBUG, - WARNING, -) - -try: - from jinja2 import FileSystemLoader, Environment -except ImportError: - from charmhelpers.fetch import apt_install - from charmhelpers.fetch import apt_update - apt_update(fatal=True) - apt_install('python-jinja2', fatal=True) - from jinja2 import FileSystemLoader, Environment - - -# NOTE: function separated from main rendering code to facilitate easier -# mocking in unit tests. -def write(path, data): - with open(path, 'wb') as out: - out.write(data) - - -def get_template_path(template_dir, path): - """Returns the template file which would be used to render the path. - - The path to the template file is returned. - :param template_dir: the directory the templates are located in - :param path: the file path to be written to. - :returns: path to the template file - """ - return os.path.join(template_dir, os.path.basename(path)) - - -def render_and_write(template_dir, path, context): - """Renders the specified template into the file. - - :param template_dir: the directory to load the template from - :param path: the path to write the templated contents to - :param context: the parameters to pass to the rendering engine - """ - env = Environment(loader=FileSystemLoader(template_dir)) - template_file = os.path.basename(path) - template = env.get_template(template_file) - log('Rendering from template: %s' % template.name, level=DEBUG) - rendered_content = template.render(context) - if not rendered_content: - log("Render returned None - skipping '%s'" % path, - level=WARNING) - return - - write(path, rendered_content.encode('utf-8').strip()) - log('Wrote template %s' % path, level=DEBUG) |