#!/usr/bin/python # Copyright (c) 2023, Salvatore Mesoraca # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) # SPDX-License-Identifier: GPL-3.0-or-later from __future__ import (absolute_import, division, print_function) __metaclass__ = type DOCUMENTATION = r''' --- module: kdeconfig short_description: Manage KDE configuration files version_added: "6.5.0" description: - Add or change individual settings in KDE configuration files. - It uses B(kwriteconfig) under the hood. options: path: description: - Path to the config file. If the file does not exist it will be created. type: path required: true kwriteconfig_path: description: - Path to the kwriteconfig executable. If not specified, Ansible will try to discover it. type: path values: description: - List of values to set. type: list elements: dict suboptions: group: description: - The option's group. One between this and I(groups) is required. type: str groups: description: - List of the option's groups. One between this and I(group) is required. type: list elements: str key: description: - The option's name. type: str required: true value: description: - The option's value. One between this and I(bool_value) is required. type: str bool_value: description: - Boolean value. - One between this and I(value) is required. type: bool required: true backup: description: - Create a backup file. type: bool default: false extends_documentation_fragment: - files - community.general.attributes attributes: check_mode: support: full diff_mode: support: full requirements: - kwriteconfig author: - Salvatore Mesoraca (@smeso) ''' EXAMPLES = r''' - name: Ensure "Homepage=https://www.ansible.com/" in group "Branding" community.general.kdeconfig: path: /etc/xdg/kickoffrc values: - group: Branding key: Homepage value: https://www.ansible.com/ mode: '0644' - name: Ensure "KEY=true" in groups "Group" and "Subgroup", and "KEY=VALUE" in Group2 community.general.kdeconfig: path: /etc/xdg/someconfigrc values: - groups: [Group, Subgroup] key: KEY bool_value: true - group: Group2 key: KEY value: VALUE backup: true ''' RETURN = r''' # ''' import os import shutil import tempfile import traceback from ansible.module_utils.basic import AnsibleModule from ansible.module_utils.common.text.converters import to_bytes, to_text class TemporaryDirectory(object): """Basic backport of tempfile.TemporaryDirectory""" def __init__(self, suffix="", prefix="tmp", dir=None): self.name = None self.name = tempfile.mkdtemp(suffix, prefix, dir) def __enter__(self): return self.name def rm(self): if self.name: shutil.rmtree(self.name, ignore_errors=True) self.name = None def __exit__(self, exc, value, tb): self.rm() def __del__(self): self.rm() def run_kwriteconfig(module, cmd, path, groups, key, value): """Invoke kwriteconfig with arguments""" args = [cmd, '--file', path, '--key', key] for group in groups: args.extend(['--group', group]) if isinstance(value, bool): args.extend(['--type', 'bool']) if value: args.append('true') else: args.append('false') else: args.append(value) module.run_command(args, check_rc=True) def run_module(module, tmpdir, kwriteconfig): result = dict(changed=False, msg='OK', path=module.params['path']) b_path = to_bytes(module.params['path']) tmpfile = os.path.join(tmpdir, 'file') b_tmpfile = to_bytes(tmpfile) diff = dict( before='', after='', before_header=result['path'], after_header=result['path'], ) try: with open(b_tmpfile, 'wb') as dst: try: with open(b_path, 'rb') as src: b_data = src.read() except IOError: result['changed'] = True else: dst.write(b_data) try: diff['before'] = to_text(b_data) except UnicodeError: diff['before'] = repr(b_data) except IOError: module.fail_json(msg='Unable to create temporary file', traceback=traceback.format_exc()) for row in module.params['values']: groups = row['groups'] if groups is None: groups = [row['group']] key = row['key'] value = row['bool_value'] if value is None: value = row['value'] run_kwriteconfig(module, kwriteconfig, tmpfile, groups, key, value) with open(b_tmpfile, 'rb') as tmpf: b_data = tmpf.read() try: diff['after'] = to_text(b_data) except UnicodeError: diff['after'] = repr(b_data) result['changed'] = result['changed'] or diff['after'] != diff['before'] file_args = module.load_file_common_arguments(module.params) if module.check_mode: if not result['changed']: shutil.copystat(b_path, b_tmpfile) uid, gid = module.user_and_group(b_path) os.chown(b_tmpfile, uid, gid) if module._diff: diff = {} else: diff = None result['changed'] = module.set_fs_attributes_if_different(file_args, result['changed'], diff=diff) if module._diff: result['diff'] = diff module.exit_json(**result) if result['changed']: if module.params['backup'] and os.path.exists(b_path): result['backup_file'] = module.backup_local(result['path']) try: module.atomic_move(b_tmpfile, b_path) except IOError: module.ansible.fail_json(msg='Unable to move temporary file %s to %s, IOError' % (tmpfile, result['path']), traceback=traceback.format_exc()) if result['changed']: module.set_fs_attributes_if_different(file_args, result['changed']) else: if module._diff: diff = {} else: diff = None result['changed'] = module.set_fs_attributes_if_different(file_args, result['changed'], diff=diff) if module._diff: result['diff'] = diff module.exit_json(**result) def main(): single_value_arg = dict(group=dict(type='str'), groups=dict(type='list', elements='str'), key=dict(type='str', required=True, no_log=False), value=dict(type='str'), bool_value=dict(type='bool')) required_alternatives = [('group', 'groups'), ('value', 'bool_value')] module_args = dict( values=dict(type='list', elements='dict', options=single_value_arg, mutually_exclusive=required_alternatives, required_one_of=required_alternatives, required=True), path=dict(type='path', required=True), kwriteconfig_path=dict(type='path'), backup=dict(type='bool', default=False), ) module = AnsibleModule( argument_spec=module_args, add_file_common_args=True, supports_check_mode=True, ) kwriteconfig = None if module.params['kwriteconfig_path'] is not None: kwriteconfig = module.get_bin_path(module.params['kwriteconfig_path'], required=True) else: for progname in ('kwriteconfig5', 'kwriteconfig', 'kwriteconfig4'): kwriteconfig = module.get_bin_path(progname) if kwriteconfig is not None: break if kwriteconfig is None: module.fail_json(msg='kwriteconfig is not installed') for v in module.params['values']: if not v['key']: module.fail_json(msg="'key' cannot be empty") with TemporaryDirectory(dir=module.tmpdir) as tmpdir: run_module(module, tmpdir, kwriteconfig) if __name__ == '__main__': main()