Ejemplo n.º 1
0
class CliTask(object):
    """
        Base class for all task classes, loads the task and provides
        the interface to the command options and the XML description
    """
    def __init__(self, should_perform_task_setup=True):
        from logger import log

        self.cli = Cli()

        # want some help
        self.cli.show_and_exit_on_help_request()

        # load/import task module
        self.task = self.cli.load_command()

        # get command specific args
        self.command_args = self.cli.get_command_args()

        # get global args
        self.global_args = self.cli.get_global_args()

        if should_perform_task_setup:
            # set log level
            if self.global_args['--debug']:
                log.setLogLevel(logging.DEBUG)
            else:
                log.setLogLevel(logging.INFO)

            # set log file
            if self.global_args['--logfile']:
                log.set_logfile(
                    self.global_args['--logfile']
                )

    def load_xml_description(self, description_directory):
        from logger import log

        log.info('Loading XML description')
        config_file = description_directory + '/config.xml'
        if not os.path.exists(config_file):
            # alternative config file lookup location
            config_file = description_directory + '/image/config.xml'
        if not os.path.exists(config_file):
            # glob config file search, first match wins
            glob_match = description_directory + '/*.kiwi'
            for kiwi_file in glob.iglob(glob_match):
                config_file = kiwi_file
                break

        if not os.path.exists(config_file):
            raise KiwiConfigFileNotFound(
                'no XML description found in %s' % description_directory
            )

        description = XMLDescription(
            config_file
        )
        self.xml_data = description.load()
        self.config_file = config_file.replace('//', '/')
        self.xml_state = XMLState(
            self.xml_data,
            self.global_args['--profile'],
            self.global_args['--type']
        )

        log.info('--> loaded %s', self.config_file)
        if self.xml_state.build_type:
            log.info(
                '--> Selected build type: %s',
                self.xml_state.get_build_type_name()
            )
        if self.xml_state.profiles:
            log.info(
                '--> Selected profiles: %s',
                ','.join(self.xml_state.profiles)
            )

    def quadruple_token(self, option):
        tokens = option.split(',', 3)
        return [tokens.pop(0) if len(tokens) else None for _ in range(0, 4)]