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#!/usr/bin/env python
# Copyright 2005 Canonical Ltd. All rights reserved.
import _pythonpath
import sys
from optparse import OptionParser
from canonical.config import config
from canonical.lp import initZopeless
from canonical.launchpad.scripts.lockfile import LockFile
from canonical.launchpad.scripts.rosetta import URLOpener, attach
from canonical.launchpad.scripts import (execute_zcml_for_scripts, logger,
logger_options)
default_lock_file = '/var/lock/rosetta-package-po-attach.lock'
def parse_options(args):
"""Parse a set of command line options.
Returns an optparse.Values object.
"""
parser = OptionParser()
parser.add_option("-l", "--lockfile", dest="lockfilename",
default=default_lock_file,
help="The file the script should use to lock the process.")
parser.add_option("-a", "--archive", dest="archive_uri",
default="http://people.ubuntu.com/~lamont/translations/",
help="The location of the archive from which to get translations")
# Add the verbose/quiet options.
logger_options(parser)
(options, args) = parser.parse_args(args)
return options
def main(argv):
options = parse_options(argv[1:])
logger_object = logger(options, 'rosetta-package-po-attach')
# Create a lock file so we don't have two daemons running at the same time.
lockfile = LockFile(options.lockfilename, logger=logger_object)
try:
lockfile.acquire()
except OSError:
logger_object.info("lockfile %s already exists, exiting",
options.lockfilename)
return 0
try:
# Setup zcml machinery to be able to use getUtility
execute_zcml_for_scripts()
ztm = initZopeless(dbuser=config.rosetta.poattach.dbuser)
urlopener = URLOpener()
attach(urlopener, options.archive_uri, ztm, logger_object)
return 0
finally:
# Release the lock for the next invocation.
lockfile.release()
if __name__ == '__main__':
sys.exit(main(sys.argv))
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