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#!/usr/bin/python
# Authors: Rob Crittenden <rcritten@redhat.com>
# Authors: Simo Sorce <ssorce@redhat.com>
#
# Copyright (C) 2008 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
try:
from optparse import OptionParser
from ipapython import ipautil, config
from ipaserver.install import installutils
from ipaserver.install.ldapupdate import LDAPUpdate, BadSyntax
from ipaserver.plugins.ldap2 import ldap2
from ipalib import api, errors
from ipapython.ipa_log_manager import *
from ipapython.dn import DN
except ImportError:
print >> sys.stderr, """\
There was a problem importing one of the required Python modules. The
error was:
%s
""" % sys.exc_value
sys.exit(1)
compat_dn = DN(('cn', 'Schema Compatibility'), ('cn', 'plugins'), ('cn', 'config'))
nis_config_dn = DN(('cn', 'NIS Server'), ('cn', 'plugins'), ('cn', 'config'))
def parse_options():
usage = "%prog [options] <enable|disable>\n"
usage += "%prog [options]\n"
parser = OptionParser(usage=usage, formatter=config.IPAFormatter())
parser.add_option("-d", "--debug", action="store_true", dest="debug",
help="Display debugging information about the update(s)")
parser.add_option("-y", dest="password",
help="File containing the Directory Manager password")
config.add_standard_options(parser)
options, args = parser.parse_args()
config.init_config(options)
return options, args
def get_dirman_password():
"""Prompt the user for the Directory Manager password and verify its
correctness.
"""
password = installutils.read_password("Directory Manager", confirm=False, validate=False)
return password
def get_entry(dn, conn):
"""
Return the entry for the given DN. If the entry is not found return
None.
"""
entry = None
try:
(dn, entry) = conn.get_entry(dn)
except errors.NotFound:
pass
return entry
def main():
retval = 0
files = ['/usr/share/ipa/schema_compat.uldif']
options, args = parse_options()
if len(args) != 1:
sys.exit("You must specify one action, either enable or disable")
elif args[0] != "enable" and args[0] != "disable" and args[0] != "status":
sys.exit("Unrecognized action [" + args[0] + "]")
standard_logging_setup(None, debug=options.debug)
dirman_password = ""
if options.password:
pw = ipautil.template_file(options.password, [])
dirman_password = pw.strip()
else:
dirman_password = get_dirman_password()
if dirman_password is None:
sys.exit("\nDirectory Manager password required")
api.bootstrap(context='cli', debug=options.debug)
api.finalize()
conn = None
try:
try:
conn = ldap2(shared_instance=False, base_dn='')
conn.connect(
bind_dn=DN(('cn', 'directory manager')), bind_pw=dirman_password
)
except errors.ExecutionError, lde:
sys.exit("An error occurred while connecting to the server.\n%s\n" % str(lde))
except errors.ACIError, e:
sys.exit("Authentication failed: %s" % e.info)
if args[0] == "status":
entry = None
try:
entry = get_entry(compat_dn, conn)
if entry is not None and entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'on':
print "Plugin Enabled"
else:
print "Plugin Disabled"
except errors.LDAPError, lde:
print "An error occurred while talking to the server."
print lde
if args[0] == "enable":
entry = None
try:
entry = get_entry(compat_dn, conn)
if entry is not None and entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'on':
print "Plugin already Enabled"
retval = 2
else:
print "Enabling plugin"
if entry is None:
ld = LDAPUpdate(dm_password=dirman_password, sub_dict={})
if not ld.update(files):
print "Updating Directory Server failed."
retval = 1
else:
mod = {'nsslapd-pluginenabled': 'on'}
conn.update_entry(compat_dn, mod)
except errors.ExecutionError, lde:
print "An error occurred while talking to the server."
print lde
retval = 1
elif args[0] == "disable":
entry = None
try:
entry = get_entry(nis_config_dn, conn)
# We can't disable schema compat if the NIS plugin is enabled
if entry is not None and entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'on':
print >>sys.stderr, "The NIS plugin is configured, cannot disable compatibility."
print >>sys.stderr, "Run 'ipa-nis-manage disable' first."
retval = 2
except errors.ExecutionError, lde:
print "An error occurred while talking to the server."
print lde
retval = 1
if retval == 0:
entry = None
try:
entry = get_entry(compat_dn, conn)
if entry is None or entry.get('nsslapd-pluginenabled', [''])[0].lower() == 'off':
print "Plugin is already disabled"
retval = 2
else:
print "Disabling plugin"
mod = {'nsslapd-pluginenabled': 'off'}
conn.update_entry(compat_dn, mod)
except errors.DatabaseError, dbe:
print "An error occurred while talking to the server."
print dbe
retval = 1
except errors.ExecutionError, lde:
print "An error occurred while talking to the server."
print lde
retval = 1
else:
retval = 1
if retval == 0:
print "This setting will not take effect until you restart Directory Server."
finally:
if conn and conn.isconnected():
conn.disconnect()
return retval
if __name__ == '__main__':
installutils.run_script(main, operation_name='ipa-compat-manage')
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