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authorBarry Warsaw2008-02-27 01:26:18 -0500
committerBarry Warsaw2008-02-27 01:26:18 -0500
commita1c73f6c305c7f74987d99855ba59d8fa823c253 (patch)
tree65696889450862357c9e05c8e9a589f1bdc074ac /Mailman/bin/nightly_gzip.py
parent3f31f8cce369529d177cfb5a7c66346ec1e12130 (diff)
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diff --git a/Mailman/bin/nightly_gzip.py b/Mailman/bin/nightly_gzip.py
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-# Copyright (C) 1998-2008 by the Free Software Foundation, Inc.
-#
-# This program 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 2
-# of the License, or (at your option) any later version.
-#
-# 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 os
-import sys
-import optparse
-
-try:
- import gzip
-except ImportError:
- sys.exit(0)
-
-from Mailman import MailList
-from Mailman import Version
-from Mailman.configuration import config
-from Mailman.i18n import _
-from Mailman.initialize import initialize
-
-
-
-def parseargs():
- parser = optparse.OptionParser(version=Version.MAILMAN_VERSION,
- usage=_("""\
-%prog [options] [listname ...]
-
-Re-generate the Pipermail gzip'd archive flat files."""))
- parser.add_option('-v', '--verbose',
- default=False, action='store_true',
- help=_("Print each file as it's being gzip'd"))
- parser.add_option('-z', '--level',
- default=6, type='int',
- help=_('Specifies the compression level'))
- parser.add_option('-C', '--config',
- help=_('Alternative configuration file to use'))
- opts, args = parser.parse_args()
- if opts.level < 1 or opts.level > 9:
- parser.print_help()
- print >> sys.stderr, _('Illegal compression level: $opts.level')
- sys.exit(1)
- return opts, args, parser
-
-
-
-def compress(txtfile, opts):
- if opts.verbose:
- print _("gzip'ing: $txtfile")
- infp = outfp = None
- try:
- infp = open(txtfile)
- outfp = gzip.open(txtfile + '.gz', 'wb', opts.level)
- outfp.write(infp.read())
- finally:
- if outfp:
- outfp.close()
- if infp:
- infp.close()
-
-
-
-def main():
- opts, args, parser = parseargs()
- initialize(opts.config)
-
- if config.ARCHIVE_TO_MBOX not in (1, 2) or config.GZIP_ARCHIVE_TXT_FILES:
- # We're only going to run the nightly archiver if messages are
- # archived to the mbox, and the gzip file is not created on demand
- # (i.e. for every individual post). This is the normal mode of
- # operation.
- return
-
- # Process all the specified lists
- for listname in set(args or config.list_manager.names):
- mlist = MailList.MailList(listname, lock=False)
- if not mlist.archive:
- continue
- dir = mlist.archive_dir()
- try:
- allfiles = os.listdir(dir)
- except OSError:
- # Has the list received any messages? If not, last_post_time will
- # be zero, so it's not really a bogus archive dir.
- if mlist.last_post_time > 0:
- print _('List $listname has a bogus archive_directory: $dir')
- continue
- if opts.verbose:
- print _('Processing list: $listname')
- files = []
- for f in allfiles:
- if os.path.splitext(f)[1] <> '.txt':
- continue
- # stat both the .txt and .txt.gz files and append them only if
- # the former is newer than the latter.
- txtfile = os.path.join(dir, f)
- gzpfile = txtfile + '.gz'
- txt_mtime = os.path.getmtime(txtfile)
- try:
- gzp_mtime = os.path.getmtime(gzpfile)
- except OSError:
- gzp_mtime = -1
- if txt_mtime > gzp_mtime:
- files.append(txtfile)
- for f in files:
- compress(f, opts)