1 # -*- coding: utf-8 -*-
2 # Copyright (c) 2013, 2014 Jack Kaliko <kaliko@azylum.org>
4 # This file is part of sima
6 # sima is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # sima is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with sima. If not, see <http://www.gnu.org/licenses/>.
23 # standard library import
27 from importlib import __import__
28 from os.path import isfile
31 # third parties components
35 from . import core, info
36 from .lib.logger import set_logger
37 from .lib.simadb import SimaDB
38 from .utils.config import ConfMan
39 from .utils.startopt import StartOpt
40 from .utils.utils import exception_log, SigHup
42 from .plugins.core.history import History
43 from .plugins.core.mpdoptions import MpdOptions
47 def load_plugins(sima, source):
48 """Handles internal/external plugins
49 sima: sima.core.Sima instance
50 source: ['internal', 'contrib']
52 if not sima.config.get('sima', source ):
54 logger = logging.getLogger('sima')
55 for plugin in sima.config.get('sima', source).split(','):
56 plugin = plugin.strip(' \n')
57 module = 'sima.plugins.{0}.{1}'.format(source, plugin.lower())
59 mod_obj = __import__(module, fromlist=[plugin])
60 except ImportError as err:
61 logger.error('Failed to load plugin\'s module: ' +
62 '{0} ({1})'.format(module, err))
66 plugin_obj = getattr(mod_obj, plugin)
67 except AttributeError as err:
68 logger.error('Failed to load plugin {0} ({1})'.format(plugin, err))
71 logger.info('Loading {0} plugin: {name} ({doc})'.format(
72 source, **plugin_obj.info()))
73 sima.register_plugin(plugin_obj)
76 def start(sopt, restart=False):
80 verbosity = sopt.options.get('verbosity', 'warning')
81 logfile = sopt.options.get('logfile', None)
82 cli_loglevel = getattr(logging, verbosity.upper())
83 set_logger(level=verbosity, logfile=logfile)
84 logger = logging.getLogger('sima')
85 logger.setLevel(cli_loglevel)
87 config = ConfMan(logger, sopt.options).config
88 logger.setLevel(getattr(logging,
89 config.get('log', 'verbosity').upper())) # pylint: disable=E1103
91 logger.debug('Command line say: {0}'.format(sopt.options))
93 db_file = config.get('sima', 'db_file')
94 if (sopt.options.get('create_db', None)
95 or not isfile(db_file)):
96 logger.info('Creating database in "{}"'.format(db_file))
97 open(db_file, 'a').close()
98 SimaDB(db_path=db_file).create_db()
99 if sopt.options.get('create_db', None):
100 logger.info('Done, bye...')
103 logger.info('Starting...')
104 sima = core.Sima(config)
106 # required core plugins
107 sima.register_plugin(History)
108 sima.register_plugin(MpdOptions)
110 # Loading internal plugins
111 load_plugins(sima, 'internal')
113 # Loading contrib plugins
114 load_plugins(sima, 'contrib')
116 if config.getboolean('daemon', 'daemon'):
120 logger.info('Daemonize process...')
125 except KeyboardInterrupt:
126 logger.info('Caught KeyboardInterrupt, stopping')
130 def run(sopt, restart=False):
132 Handles SigHup exception
133 Catches Unhandled exception
135 # pylint: disable=broad-except
138 except SigHup: # SigHup inherit from Exception
140 except Exception: # Unhandled exception
146 nfo = dict({'version': info.__version__,
148 # StartOpt gathers options from command line call (in StartOpt().options)
153 if __name__ == '__main__':
157 # vim: ai ts=4 sw=4 sts=4 expandtab