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executable file 164 lines (137 sloc) 5.585 kB
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# 2010-2013 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/>.
#
#
def commandline():
"""Parse command line"""
import argparse
import cdist.banner
import cdist.config
import cdist.shell
# Construct parser others can reuse
parser = {}
# Options _all_ parsers have in common
parser['loglevel'] = argparse.ArgumentParser(add_help=False)
parser['loglevel'].add_argument('-d', '--debug',
help='Set log level to debug', action='store_true',
default=False)
parser['loglevel'].add_argument('-v', '--verbose',
help='Set log level to info, be more verbose',
action='store_true', default=False)
# Main subcommand parser
parser['main'] = argparse.ArgumentParser(description='cdist ' + cdist.VERSION,
parents=[parser['loglevel']])
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',
parents=[parser['loglevel']])
parser['banner'].set_defaults(func=cdist.banner.banner)
# Config
parser['config'] = parser['sub'].add_parser('config',
parents=[parser['loglevel']])
parser['config'].add_argument('host', nargs='+',
help='one or more hosts to operate on')
parser['config'].add_argument('-c', '--conf-dir',
help='Add configuration directory (can be repeated, last one wins)',
action='append')
parser['config'].add_argument('-i', '--initial-manifest',
help='Path to a cdist manifest or \'-\' to read from stdin.',
dest='manifest', required=False)
parser['config'].add_argument('-n', '--dry-run',
help='Do not execute code', action='store_true')
parser['config'].add_argument('-o', '--out-dir',
help='Directory to save cdist output in', dest="out_path")
parser['config'].add_argument('-p', '--parallel',
help='Operate on multiple hosts in parallel',
action='store_true', dest='parallel')
parser['config'].add_argument('-s', '--sequential',
help='Operate on multiple hosts sequentially (default)',
action='store_false', dest='parallel')
parser['config'].add_argument('--remote-copy',
help='Command to use for remote copy (should behave like scp)',
action='store', dest='remote_copy',
default=cdist.REMOTE_COPY)
parser['config'].add_argument('--remote-exec',
help='Command to use for remote execution (should behave like ssh)',
action='store', dest='remote_exec',
default=cdist.REMOTE_EXEC)
parser['config'].set_defaults(func=cdist.config.Config.commandline)
# Shell
parser['shell'] = parser['sub'].add_parser('shell',
parents=[parser['loglevel']])
parser['shell'].add_argument('-s', '--shell',
help='Select shell to use, defaults to current shell')
parser['shell'].set_defaults(func=cdist.shell.Shell.commandline)
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:])
# Loglevels are handled globally in here and debug wins over verbose
if args.verbose:
logging.root.setLevel(logging.INFO)
if args.debug:
logging.root.setLevel(logging.DEBUG)
log.debug(args)
log.info("version %s" % cdist.VERSION)
# Work around python 3.3 bug:
# http://bugs.python.org/issue16308
# http://bugs.python.org/issue9253
# FIXME: catching AttributeError also hides
# real problems.. try a different way
# FIXME: we always print main help, not
# the help of the actual parser being used!
try:
getattr(args, "func")
except AttributeError:
parser['main'].print_help()
sys.exit(0)
args.func(args)
if __name__ == "__main__":
# Sys is needed for sys.exit()
import sys
cdistpythonversion = '3.2'
if sys.version < cdistpythonversion:
print('Python >= ' + cdistpythonversion +
' is required on the source host.', file=sys.stderr)
sys.exit(1)
exit_code = 0
try:
import logging
import os
import re
import cdist
import cdist.log
logging.setLoggerClass(cdist.log.Log)
logging.basicConfig(format='%(levelname)s: %(message)s')
log = logging.getLogger("cdist")
if re.match("__", os.path.basename(sys.argv[0])):
import cdist.emulator
emulator = cdist.emulator.Emulator(sys.argv)
emulator.run()
else:
commandline()
except KeyboardInterrupt:
exit_code = 2
except cdist.Error as e:
log.error(e)
exit_code = 1
sys.exit(exit_code)
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