92 lines
3 KiB
Python
92 lines
3 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright: (c) 2016, Peter Sagerson <psagers@ignorare.net>
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# Copyright: (c) 2016, Jiri Tyr <jiri.tyr@gmail.com>
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# Copyright: (c) 2017-2018 Keller Fuchs (@KellerFuchs) <kellerfuchs@hashbang.sh>
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#
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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import traceback
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from ansible.module_utils.common.text.converters import to_native
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try:
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import ldap
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import ldap.sasl
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HAS_LDAP = True
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SASCL_CLASS = {
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'gssapi': ldap.sasl.gssapi,
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'external': ldap.sasl.external,
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}
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except ImportError:
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HAS_LDAP = False
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def gen_specs(**specs):
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specs.update({
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'bind_dn': dict(),
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'bind_pw': dict(default='', no_log=True),
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'dn': dict(required=True),
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'referrals_chasing': dict(type='str', default='anonymous', choices=['disabled', 'anonymous']),
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'server_uri': dict(default='ldapi:///'),
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'start_tls': dict(default=False, type='bool'),
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'validate_certs': dict(default=True, type='bool'),
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'sasl_class': dict(choices=['external', 'gssapi'], default='external', type='str'),
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})
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return specs
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class LdapGeneric(object):
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def __init__(self, module):
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# Shortcuts
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self.module = module
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self.bind_dn = self.module.params['bind_dn']
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self.bind_pw = self.module.params['bind_pw']
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self.dn = self.module.params['dn']
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self.referrals_chasing = self.module.params['referrals_chasing']
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self.server_uri = self.module.params['server_uri']
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self.start_tls = self.module.params['start_tls']
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self.verify_cert = self.module.params['validate_certs']
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self.sasl_class = self.module.params['sasl_class']
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# Establish connection
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self.connection = self._connect_to_ldap()
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def fail(self, msg, exn):
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self.module.fail_json(
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msg=msg,
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details=to_native(exn),
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exception=traceback.format_exc()
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)
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def _connect_to_ldap(self):
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if not self.verify_cert:
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ldap.set_option(ldap.OPT_X_TLS_REQUIRE_CERT, ldap.OPT_X_TLS_NEVER)
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connection = ldap.initialize(self.server_uri)
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if self.referrals_chasing == 'disabled':
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# Switch off chasing of referrals (https://github.com/ansible-collections/community.general/issues/1067)
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connection.set_option(ldap.OPT_REFERRALS, 0)
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if self.start_tls:
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try:
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connection.start_tls_s()
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except ldap.LDAPError as e:
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self.fail("Cannot start TLS.", e)
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try:
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if self.bind_dn is not None:
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connection.simple_bind_s(self.bind_dn, self.bind_pw)
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else:
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klass = SASCL_CLASS.get(self.sasl_class, ldap.sasl.external)
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connection.sasl_interactive_bind_s('', klass())
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except ldap.LDAPError as e:
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self.fail("Cannot bind to the server.", e)
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return connection
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