#!/usr/bin/env python # -*- coding: utf-8 -*- __credits__ = """ Copyright (C) 2012 YunoHost This program is free software; you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program 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 Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program; if not, see http://www.gnu.org/licenses """ __author__ = 'Kload ' __version__ = '2.0 beta1' import os import sys import argparse import gettext import getpass try: import yaml except ImportError: sys.stderr.write('Error: Yunohost CLI Require yaml lib\n') sys.stderr.write('apt-get install python-yaml\n') sys.exit(1) import json if not __debug__: import traceback gettext.install('YunoHost') try: from yunohost import YunoHostError, YunoHostLDAP, str_to_func, colorize, pretty_print_dict, display_error, validate except ImportError: sys.stderr.write('Error: Yunohost CLI Require YunoHost lib\n') sys.exit(1) def parse_dict(action_map): """ Turn action dictionnary to parser, subparsers and arguments Keyword arguments: action_map -- Multi-level dictionnary of categories/actions/arguments list Returns: Namespace of args """ # Intialize parsers parsers = subparsers_category = subparsers_action = {} parsers['general'] = argparse.ArgumentParser() subparsers = parsers['general'].add_subparsers() new_args = [] patterns = {} # Add general arguments for arg_name, arg_params in action_map['general_arguments'].items(): if 'full' in arg_params: arg_names = [arg_name, arg_params['full']] arg_fullname = arg_params['full'] del arg_params['full'] else: arg_names = [arg_name] parsers['general'].add_argument(*arg_names, **arg_params) del action_map['general_arguments'] # Split categories into subparsers for category, category_params in action_map.items(): if 'category_help' not in category_params: category_params['category_help'] = '' subparsers_category[category] = subparsers.add_parser(category, help=category_params['category_help']) subparsers_action[category] = subparsers_category[category].add_subparsers() # Split actions if 'actions' in category_params: for action, action_params in category_params['actions'].items(): if 'action_help' not in action_params: action_params['action_help'] = '' parsers[category + '_' + action] = subparsers_action[category].add_parser(action, help=action_params['action_help']) # Set the action s related function parsers[category + '_' + action].set_defaults( func=str_to_func('yunohost_' + category + '.' + category + '_' + action)) # Add arguments if 'arguments' in action_params: for arg_name, arg_params in action_params['arguments'].items(): arg_fullname = False if 'password' in arg_params: if arg_params['password']: is_password = True del arg_params['password'] else: is_password = False if 'full' in arg_params: arg_names = [arg_name, arg_params['full']] arg_fullname = arg_params['full'] del arg_params['full'] else: arg_names = [arg_name] if 'ask' in arg_params: require_input = True if (category != sys.argv[1]) or (action != sys.argv[2]): require_input = False for name in arg_names: if name in sys.argv[2:]: require_input = False if require_input: if is_password: if os.isatty(1): pwd1 = getpass.getpass(colorize(arg_params['ask'] + ': ', 'cyan')) pwd2 = getpass.getpass(colorize('Retype ' + arg_params['ask'][0].lower() + arg_params['ask'][1:] + ': ', 'cyan')) if pwd1 != pwd2: raise YunoHostError(22, _("Passwords don't match")) sys.exit(1) else: raise YunoHostError(22, _("Missing arguments") + ': ' + arg_name) if arg_name[0] == '-': arg_extend = [arg_name, pwd1] else: arg_extend = [pwd1] else: if os.isatty(1): arg_value = raw_input(colorize(arg_params['ask'] + ': ', 'cyan')) else: raise YunoHostError(22, _("Missing arguments") + ': ' + arg_name) if arg_name[0] == '-': arg_extend = [arg_name, arg_value] else: arg_extend = [arg_value] new_args.extend(arg_extend) del arg_params['ask'] if 'pattern' in arg_params: if (category == sys.argv[1]) and (action == sys.argv[2]): if 'dest' in arg_params: name = arg_params['dest'] elif arg_fullname: name = arg_fullname[2:] else: name = arg_name patterns[name] = arg_params['pattern'] del arg_params['pattern'] parsers[category + '_' + action].add_argument(*arg_names, **arg_params) args = parsers['general'].parse_args(sys.argv.extend(new_args)) args_dict = vars(args) for key, value in patterns.items(): validate(value, args_dict[key]) return args def main(): """ Main instructions Parse the action_dict and execute the action-specific function, then print json or pretty result if executed in a tty :) Returns: int -- 0 or error code """ with open('action_map.yml') as f: action_map = yaml.load(f) try: args = parse_dict(action_map) result = args.func(args) except TypeError, error: if not __debug__ : traceback.print_exc() print(_("Not (yet) implemented function")) return 1 except YunoHostError, error: display_error(error) return error.code else: if result is None: pass elif os.isatty(1): pretty_print_dict(result) else: print(json.dumps(result)) return 0 if __name__ == '__main__': sys.exit(main())