#!/usr/bin/python -t
# -*- mode: Python; indent-tabs-mode: nil; -*-
#
# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import errno, os, sys

import Utils, Push
try:
    from plague.LockFile import LockFile, LockFileLocked
except:
    from LockFile import LockFile, LockFileLocked


def main(cfg,args):
    assert(len(args)>1)
    dist = args[0]
    whitelist = args[1:]
    Push.cfg = cfg
    result, repochanged = Push.copy_sign_move(dist,whitelist)
    if result:
        sys.exit(result)


if __name__ == '__main__':
    argstable = None
    if '--stable' in sys.argv:
        sys.argv.remove('--stable')
        argstable = True

    if len(sys.argv) < 2:
        print 'Usage: %s <project> <release> <name> [--stable]\n' % os.path.basename(sys.argv[0])
        sys.exit(errno.EINVAL)

    cfg = Utils.load_config_module(sys.argv[1])
    
    if hasattr(cfg.opts,'pushtotesting') and cfg.opts.pushtotesting and argstable:
        del cfg.opts.pushtotesting

    os.umask(cfg.signersumask)
    Utils.signer_gid_check(cfg.signersgid)
    if cfg.opts.signkeycheck:
        Utils.sign_key_check_all(cfg)

    if not os.path.exists(cfg.rundir):
        os.makedirs(cfg.rundir)
    lockfile = os.path.join(cfg.rundir,'pushscript.lock')
    lock = LockFile(lockfile)
    try:
        lock.lock()
    except LockFileLocked:
        print 'Script locked via %s\nIt seems to be in use already.' % lockfile
        sys.exit(errno.EPERM)

    main(cfg,sys.argv[2:])

    lock.unlock()
    sys.exit(0)