senddigests.py 2.75 KB
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# Copyright (C) 1998-2009 by the Free Software Foundation, Inc.
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#
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# This file is part of GNU Mailman.
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#
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# GNU Mailman 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.
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#
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# GNU Mailman 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
# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
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import os
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import sys
import optparse

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from mailman import MailList
from mailman.i18n import _
from mailman.initialize import initialize
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from mailman.version import MAILMAN_VERSION
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# Work around known problems with some RedHat cron daemons
import signal
signal.signal(signal.SIGCHLD, signal.SIG_DFL)



def parseargs():
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    parser = optparse.OptionParser(version=MAILMAN_VERSION,
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                                   usage=_("""\
%prog [options]

Dispatch digests for lists w/pending messages and digest_send_periodic
set."""))
    parser.add_option('-l', '--listname',
                      type='string', default=[], action='append',
                      dest='listnames', help=_("""\
Send the digest for the given list only, otherwise the digests for all
lists are sent out.  Multiple -l options may be given."""))
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    parser.add_option('-C', '--config',
                      help=_('Alternative configuration file to use'))
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    opts, args = parser.parse_args()
    if args:
        parser.print_help()
        print >> sys.stderr, _('Unexpected arguments')
        sys.exit(1)
    return opts, args, parser



def main():
    opts, args, parser = parseargs()
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    initialize(opts.config)
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    for listname in set(opts.listnames or config.list_manager.names):
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        mlist = MailList.MailList(listname, lock=False)
        if mlist.digest_send_periodic:
            mlist.Lock()
            try:
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                try:
                    mlist.send_digest_now()
                    mlist.Save()
                # We are unable to predict what exception may occur in digest
                # processing and we don't want to lose the other digests, so
                # we catch everything.
                except Exception, errmsg:
                    print >> sys.stderr, \
                      'List: %s: problem processing %s:\n%s' % \
                        (listname,
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                         os.path.join(mlist.data_path, 'digest.mbox'),
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                         errmsg)
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            finally:
                mlist.Unlock()



if __name__ == '__main__':
    main()