1 /* bind.cpp - ndb backend bind routine */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2008-2010 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
17 * This work was initially developed by Howard Chu for inclusion
18 * in OpenLDAP Software. This work was sponsored by MySQL.
24 #include <ac/string.h>
25 #include <ac/unistd.h>
30 ndb_back_bind( Operation *op, SlapReply *rs )
32 struct ndb_info *ni = (struct ndb_info *) op->o_bd->be_private;
36 AttributeDescription *password = slap_schema.si_ad_userPassword;
40 Debug( LDAP_DEBUG_ARGS,
41 "==> " LDAP_XSTRING(ndb_back_bind) ": dn: %s\n",
42 op->o_req_dn.bv_val, 0, 0);
44 /* allow noauth binds */
45 rs->sr_err = be_rootdn_bind( op, NULL );
46 if ( rs->sr_err != SLAP_CB_CONTINUE ) {
50 /* Get our NDB handle */
51 rs->sr_err = ndb_thread_handle( op, &NA.ndb );
53 e.e_name = op->o_req_dn;
54 e.e_nname = op->o_req_ndn;
58 NA.txn = NA.ndb->startTransaction();
61 Debug( LDAP_DEBUG_TRACE,
62 LDAP_XSTRING(ndb_back_bind) ": startTransaction failed: %s (%d)\n",
63 NA.ndb->getNdbError().message, NA.ndb->getNdbError().code, 0 );
64 rs->sr_err = LDAP_OTHER;
65 rs->sr_text = "internal error";
75 rs->sr_err = ndb_entry_get_info( op, &NA, 0, NULL );
80 case LDAP_NO_SUCH_OBJECT:
81 rs->sr_err = LDAP_INVALID_CREDENTIALS;
84 rs->sr_text = "ldap_server_busy";
87 case DB_LOCK_DEADLOCK:
88 case DB_LOCK_NOTGRANTED:
92 rs->sr_err = LDAP_OTHER;
93 rs->sr_text = "internal error";
97 rs->sr_err = ndb_entry_get_data( op, &NA, 0 );
98 ber_bvarray_free_x( NA.ocs, op->o_tmpmemctx );
99 ber_dupbv( &op->oq_bind.rb_edn, &e.e_name );
101 /* check for deleted */
102 if ( is_entry_subentry( &e ) ) {
103 /* entry is an subentry, don't allow bind */
104 Debug( LDAP_DEBUG_TRACE, "entry is subentry\n", 0,
106 rs->sr_err = LDAP_INVALID_CREDENTIALS;
110 if ( is_entry_alias( &e ) ) {
111 /* entry is an alias, don't allow bind */
112 Debug( LDAP_DEBUG_TRACE, "entry is alias\n", 0, 0, 0 );
113 rs->sr_err = LDAP_INVALID_CREDENTIALS;
117 if ( is_entry_referral( &e ) ) {
118 Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
120 rs->sr_err = LDAP_INVALID_CREDENTIALS;
124 switch ( op->oq_bind.rb_method ) {
125 case LDAP_AUTH_SIMPLE:
126 a = attr_find( e.e_attrs, password );
128 rs->sr_err = LDAP_INVALID_CREDENTIALS;
132 if ( slap_passwd_check( op, &e, a, &op->oq_bind.rb_cred,
133 &rs->sr_text ) != 0 )
135 /* failure; stop front end from sending result */
136 rs->sr_err = LDAP_INVALID_CREDENTIALS;
144 assert( 0 ); /* should not be reachable */
145 rs->sr_err = LDAP_STRONG_AUTH_NOT_SUPPORTED;
146 rs->sr_text = "authentication method not supported";
152 attrs_free( e.e_attrs );
156 send_ldap_result( op, rs );
158 /* front end will send result on success (rs->sr_err==0) */