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# Copyright (C) 2009-2014 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# 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.
#
# 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/>.
"""The 'unshunt' command."""
__all__ = [
'Unshunt',
]
import sys
from mailman.config import config
from mailman.core.i18n import _
from mailman.interfaces.command import ICLISubCommand
from zope.interface import implementer
@implementer(ICLISubCommand)
class Unshunt:
"""Unshunt messages."""
name = 'unshunt'
def add(self, parser, command_parser):
"""See `ICLISubCommand`."""
self.parser = parser
command_parser.add_argument(
'-d', '--discard',
default=False, action='store_true',
help=_("""\
Discard all shunted messages instead of moving them back to their
original queue."""))
def process(self, args):
"""See `ICLISubCommand`."""
shunt_queue = config.switchboards['shunt']
shunt_queue.recover_backup_files()
for filebase in shunt_queue.files:
try:
msg, msgdata = shunt_queue.dequeue(filebase)
which_queue = msgdata.get('whichq', 'in')
if not args.discard:
config.switchboards[which_queue].enqueue(msg, msgdata)
except Exception:
print(_('Cannot unshunt message $filebase, skipping:\n$error'),
file=sys.stderr)
else:
# Unlink the .bak file left by dequeue()
shunt_queue.finish(filebase)
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