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#!/usr/bin/python2 -E
#
# Authors:
# Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2012 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/>.
import sys
import shutil
import tempfile
import syslog
import time
import traceback
from ipapython import services as ipaservices
from ipapython import ipautil
from ipaserver.install import certs
from ipaserver.install.cainstance import update_people_entry
from ipalib import api
from ipapython.dn import DN
from ipalib import errors
from ipaserver.plugins.ldap2 import ldap2
def main():
api.bootstrap(context='restart')
api.finalize()
# Fetch the new certificate
db = certs.CertDB(api.env.realm)
dercert = db.get_cert_from_db('ipaCert', pem=False)
# Load it into dogtag
update_people_entry('ipara', dercert)
attempts = 0
updated = False
# Store it in the IPA LDAP server
while attempts < 10:
conn = None
tmpdir = None
try:
tmpdir = tempfile.mkdtemp(prefix="tmp-")
dn = DN(('cn','ipaCert'), ('cn', 'ca_renewal'), ('cn', 'ipa'), ('cn', 'etc'), api.env.basedn)
principal = str('host/%s@%s' % (api.env.host, api.env.realm))
ccache = ipautil.kinit_hostprincipal('/etc/krb5.keytab', tmpdir, principal)
conn = ldap2(shared_instance=False, ldap_uri=api.env.ldap_uri)
conn.connect(ccache=ccache)
try:
entry_attrs = conn.get_entry(dn, ['usercertificate'])
entry_attrs['usercertificate'] = dercert
conn.update_entry(entry_attrs)
except errors.NotFound:
entry_attrs = conn.make_entry(
dn,
objectclass=['top', 'pkiuser', 'nscontainer'],
usercertificate=[dercert])
conn.add_entry(entry_attrs)
except errors.EmptyModlist:
pass
updated = True
break
except Exception, e:
syslog.syslog(syslog.LOG_ERR, 'Updating renewal certificate failed: %s. Sleeping 30s' % e)
time.sleep(30)
attempts += 1
finally:
if conn is not None and conn.isconnected():
conn.disconnect()
if tmpdir is not None:
shutil.rmtree(tmpdir)
if not updated:
syslog.syslog(syslog.LOG_ERR, '%s: Giving up. This script may be safely re-executed.' % sys.argv[0])
sys.exit(1)
# Now restart Apache so the new certificate is available
try:
ipaservices.knownservices.httpd.restart()
except Exception, e:
syslog.syslog(syslog.LOG_ERR, "Cannot restart httpd: %s" % str(e))
try:
main()
except Exception:
syslog.syslog(syslog.LOG_ERR, traceback.format_exc())
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