getmail_mbox

#!/usr/bin/env python
'''getmail_mbox
Reads a message from stdin and delivers it to an mbox file specified as
a commandline argument.  Expects the envelope sender address to be in the
environment variable SENDER.
Copyright (C) 2001-2012 Charles Cazabon <charlesc-getmail @ pyropus.ca>

This program is free software; you can redistribute it and/or modify it under
the terms of version 2 (only) of the GNU General Public License as published by
the Free Software Foundation.  A copy of this license should be included in the
file COPYING.

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, write to the Free Software Foundation, Inc., 51 Franklin
Street, Fifth Floor, Boston, MA 02110-1301 USA.
'''
import sys

if sys.hexversion < 0x2030300:
    raise ImportError('getmail version 4 requires Python version 2.3.3 '
                      'or later')

import os
import email
from getmailcore.exceptions import *
from getmailcore.message import Message
from getmailcore import logging, constants, destinations

verbose = False
path = None
for arg in sys.argv[1:]:
    if arg in ('-h', '--help'):
        sys.stdout.write('Usage: %s mboxpath\n' % sys.argv[0])
        raise SystemExit
    elif arg in ('-v', '--verbose'):
        verbose = True
    elif not path:
        path = arg
    else:
        raise SystemExit('Error: mbox path specified twice (was %s, now %s)'
                         % (path, arg))

if os.name == 'posix' and (os.geteuid() == 0 or os.getegid() == 0):
    raise SystemExit('Error: do not run this program as user root')

logger = logging.Logger()
logger.addhandler(sys.stderr, constants.WARNING)
if verbose:
    logger.addhandler(sys.stdout, constants.INFO, constants.INFO)

if not (path and (path.startswith('.') or path.startswith('/'))
        and not path.endswith('/')):
    raise SystemExit('Error: mbox must start with . or / and not end with /')

if os.path.exists(path) and not os.path.isfile(path):
    raise SystemExit('Error: %s is not an mbox' % path)

msg = Message(fromfile=sys.stdin)
if os.environ.has_key('SENDER'):
    msg.sender = os.environ['SENDER']
if os.environ.has_key('RECIPIENT'):
    msg.recipient = os.environ['RECIPIENT']

try:
    dest = destinations.Mboxrd(path=path)
    d = dest.deliver_message(msg, True, False)
except getmailDeliveryError, o:
    raise SystemExit('Error: delivery error delivering to mboxrd %s (%s)'
                     % (path, o))
except StandardError, o:
    raise SystemExit('Error: other error delivering to mboxrd %s (%s)'
                     % (path, o))

if verbose:
    sys.stdout.write('Delivered to mboxrd %s\n' % path)