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# Copyright (C) 2021 Canonical Ltd.
#
# This file is part of cloud-init. See LICENSE file for license information.
"""Defer writing certain files"""
from textwrap import dedent
from cloudinit.config.schema import validate_cloudconfig_schema
from cloudinit import util
from cloudinit.config.cc_write_files import (
schema as write_files_schema, write_files, DEFAULT_DEFER)
schema = util.mergemanydict([
{
'id': 'cc_write_files_deferred',
'name': 'Write Deferred Files',
'title': dedent("""\
write certain files, whose creation as been deferred, during
final stage
"""),
'description': dedent("""\
This module is based on `'Write Files' <write-files>`__, and
will handle all files from the write_files list, that have been
marked as deferred and thus are not being processed by the
write-files module.
*Please note that his module is not exposed to the user through
its own dedicated top-level directive.*
""")
},
write_files_schema
])
# Not exposed, because related modules should document this behaviour
__doc__ = None
def handle(name, cfg, _cloud, log, _args):
validate_cloudconfig_schema(cfg, schema)
file_list = cfg.get('write_files', [])
filtered_files = [
f for f in file_list if util.get_cfg_option_bool(f,
'defer',
DEFAULT_DEFER)
]
if not filtered_files:
log.debug(("Skipping module named %s,"
" no deferred file defined in configuration"), name)
return
write_files(name, filtered_files)
# vi: ts=4 expandtab
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