cdist/bin/cdist
Nico Schottelius 9d582ae24f rename emulator to run
Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>
2011-09-27 14:01:09 +02:00

118 lines
4 KiB
Python
Executable file

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# 2010-2011 Nico Schottelius (nico-cdist at schottelius.org)
#
# This file is part of cdist.
#
# cdist 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 3 of the License, or
# (at your option) any later version.
#
# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
import argparse
import logging
import os
import re
import sys
log = logging.getLogger(__name__)
# Ensure our /lib/ is included into PYTHON_PATH
sys.path.insert(0, os.path.abspath(
os.path.join(os.path.dirname(os.path.realpath(__file__)), '../lib')))
TYPE_PREFIX = "__"
def commandline():
"""Parse command line"""
# Construct parser others can reuse
parser = {}
# Options _all_ parsers have in common
parser['most'] = argparse.ArgumentParser(add_help=False)
parser['most'].add_argument('-d', '--debug',
help='Set log level to debug', action='store_true')
# Main subcommand parser
parser['main'] = argparse.ArgumentParser(description='cdist ' + cdist.VERSION)
parser['main'].add_argument('-V', '--version',
help='Show version', action='version',
version='%(prog)s ' + cdist.VERSION)
parser['sub'] = parser['main'].add_subparsers(title="Commands")
# Banner
parser['banner'] = parser['sub'].add_parser('banner',
add_help=False)
parser['banner'].set_defaults(func=cdist.banner.banner)
# Config and install (common stuff)
parser['configinstall'] = argparse.ArgumentParser(add_help=False)
parser['configinstall'].add_argument('host', nargs='+',
help='one or more hosts to operate on')
parser['configinstall'].add_argument('-c', '--cdist-home',
help='Change cdist home (default: .. from bin directory)',
action='store')
parser['configinstall'].add_argument('-i', '--initial-manifest',
help='Path to a cdist manifest',
dest='manifest', required=False)
parser['configinstall'].add_argument('-p', '--parallel',
help='Operate on multiple hosts in parallel',
action='store_true', dest='parallel')
parser['configinstall'].add_argument('-s', '--sequential',
help='Operate on multiple hosts sequentially (default)',
action='store_false', dest='parallel')
# Config
parser['config'] = parser['sub'].add_parser('config',
parents=[parser['most'], parser['configinstall']])
parser['config'].set_defaults(func=cdist.config.config)
# Install
parser['install'] = parser['sub'].add_parser('install',
parents=[parser['most'], parser['configinstall']])
parser['install'].set_defaults(func=cdist.install.install)
for p in parser:
parser[p].epilog = "Get cdist at http://www.nico.schottelius.org/software/cdist/"
args = parser['main'].parse_args(sys.argv[1:])
# Most subcommands have --debug, so handle it here
if 'debug' in args:
if args.debug:
logging.root.setLevel(logging.DEBUG)
log.debug(args)
args.func(args)
if __name__ == "__main__":
try:
logging.basicConfig(level=logging.INFO, format='%(levelname)s: %(message)s')
if re.match(TYPE_PREFIX, os.path.basename(sys.argv[0])):
import cdist.emulator
cdist.emulator.run(sys.argv)
else:
import cdist
import cdist.banner
import cdist.config
import cdist.exec
import cdist.install
import cdist.path
commandline()
except KeyboardInterrupt:
sys.exit(0)
except cdist.Error as e:
log.error(e)
sys.exit(1)