Source code for composer.cli

#!/usr/bin/python
#
# composer-cli
#
# Copyright (C) 2018  Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
import logging
log = logging.getLogger("composer-cli")

from composer.cli.blueprints import blueprints_cmd
from composer.cli.modules import modules_cmd
from composer.cli.projects import projects_cmd
from composer.cli.compose import compose_cmd

command_map = {
    "blueprints": blueprints_cmd,
    "modules": modules_cmd,
    "projects": projects_cmd,
    "compose": compose_cmd
    }


def main(opts):
    """ Main program execution

    :param opts: Cmdline arguments
    :type opts: argparse.Namespace
    """
    if len(opts.args) == 0:
        log.error("Missing command")
        return 1
    elif opts.args[0] not in command_map:
        log.error("Unknown command %s", opts.args[0])
        return 1
    if len(opts.args) == 1:
        log.error("Missing %s sub-command", opts.args[0])
        return 1
    else:
        try:
            return command_map[opts.args[0]](opts)
        except Exception as e:
            log.error(str(e))
            return 1