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eb4d559f3b
https://fedorahosted.org/freeipa/ticket/4636 Reviewed-By: Martin Kosek <mkosek@redhat.com>
116 lines
5.0 KiB
Python
116 lines
5.0 KiB
Python
# Authors:
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# Alexander Bokovoy <abokovoy@redhat.com>
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#
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# Copyright (C) 2014 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from ipaserver.install.plugins import MIDDLE
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from ipaserver.install.plugins.baseupdate import PostUpdate
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from ipalib import api, errors
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from ipapython.dn import DN
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from ipapython.ipa_log_manager import *
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class update_uid_uniqueness(PostUpdate):
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"""
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Create plugin configuration to ensure uid uniqueness
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"""
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order = MIDDLE
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uid_uniqueness_dn = DN(('cn', 'uid uniqueness'), ('cn', 'plugins'), ('cn', 'config'))
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uid_uniqueness_template = {
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'objectClass' : ["top", "nsSlapdPlugin", "extensibleObject"],
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'cn' : 'uid uniqueness',
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'nsslapd-pluginPath' : 'libattr-unique-plugin',
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'nsslapd-pluginInitfunc' : 'NSUniqueAttr_Init',
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'nsslapd-pluginType' : 'betxnpreoperation',
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'nsslapd-pluginEnabled' : 'on',
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'uniqueness-attribute-name' : 'uid',
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'uniqueness-subtrees' : 'dc=example,dc=com',
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'uniqueness-across-all-subtrees': 'off',
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'uniqueness-subtree-entries-oc' : 'posixAccount',
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'nsslapd-plugin-depends-on-type': 'database',
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'nsslapd-pluginId' : 'none',
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'nsslapd-pluginVersion' : 'none',
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'nsslapd-pluginVendor' : 'none',
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'nsslapd-pluginDescription' : 'none',
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}
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def execute(self, **options):
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ldap = self.obj.backend
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config_dn = DN(('cn','config'))
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search_filter = ("(&(objectclass=nsslapdplugin)"
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"(nsslapd-pluginpath=libattr-unique-plugin)"
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"(nsslapd-pluginInitfunc=NSUniqueAttr_Init)"
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"(!(nsslapd-pluginenabled=off))"
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"(|(uniqueness-attribute-name=uid)(nsslapd-plugarg0=uid)))")
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root_logger.debug("update_uid_uniqueness: search for existing uid uniqueness "
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"configuration")
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try:
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(entries, truncated) = ldap.find_entries(search_filter, ['*'], config_dn,
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time_limit=0, size_limit=0)
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except errors.NotFound:
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# add entry
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entries = []
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except errors.ExecutionError, e:
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root_logger.error("update_uid_uniqueness: cannot retrieve "
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"list of uniqueness plugin instances: %s", e)
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return (False, False, [])
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if len(entries) > 1:
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root_logger.error("update_uid_uniqueness: found more than one uid "
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"uniqueness plugin definition: %s", [str(x.dn) for x in entries])
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return (False, False, [])
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error = False
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if not entries:
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root_logger.debug("update_uid_uniqueness: adding new uid uniqueness "
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"plugin definition")
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uid_uniqueness_plugin_attrs = dict(self.uid_uniqueness_template)
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uid_uniqueness_plugin_attrs['uniqueness-subtrees'] = api.env.basedn
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uid_uniqueness_plugin = ldap.make_entry(self.uid_uniqueness_dn, uid_uniqueness_plugin_attrs)
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try:
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ldap.add_entry(uid_uniqueness_plugin)
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except errors.ExecutionError, e:
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root_logger.debug("update_uid_uniqueness: cannot "
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"create uid uniqueness plugin entry: %s", e)
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error = True
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else:
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root_logger.debug("update_uid_uniqueness: updating existing uid uniqueness "
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"plugin definition")
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uid_uniqueness_plugin_attrs = dict(self.uid_uniqueness_template)
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uid_uniqueness_plugin_attrs['uniqueness-subtrees'] = api.env.basedn
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uid_uniqueness_plugin_attrs['cn'] = entries[0]['cn']
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uid_uniqueness_plugin = ldap.make_entry(entries[0].dn, uid_uniqueness_plugin_attrs)
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try:
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ldap.update_entry(uid_uniqueness_plugin)
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except errors.ExecutionError, e:
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root_logger.debug("update_uid_uniqueness: cannot "
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"update uid uniqueness plugin entry: %s", e)
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error = True
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if error:
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root_logger.error("update_uid_uniqueness: error(s)"
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"detected during plugin update")
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return (True, False, [])
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api.register(update_uid_uniqueness)
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