freeipa/install/certmonger/ipa-server-guard

#!/usr/bin/python2 -E
#
# Authors:
#   Jan Cholasta <jcholast@redhat.com>
#
# Copyright (C) 2015  Red Hat
# see file 'COPYING' for use and warranty information
#
# 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 3 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, see <http://www.gnu.org/licenses/>.

from __future__ import print_function

import os
# Prevent garbage from readline on standard output
# (see https://fedorahosted.org/freeipa/ticket/4064)
if not os.isatty(1):
    os.environ['TERM'] = 'dumb'
import sys
import syslog
import traceback

from ipapython import ipautil
from ipaserver.install import certs


def main():
    if len(sys.argv) < 2:
        raise RuntimeError("Not enough arguments")

    with certs.renewal_lock:
        stdout, stderr, rc = ipautil.run(sys.argv[1:], raiseonerr=False,
                                         env=os.environ)
        sys.stdout.write(stdout)
        sys.stdout.flush()
        sys.stderr.write(stderr)
        sys.stderr.flush()

    return rc


try:
    sys.exit(main())
except Exception as e:
    syslog.syslog(syslog.LOG_ERR, traceback.format_exc())
    print("Internal error")
    sys.exit(3)