/* init.c - initialize ldap backend */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2003-2007 The OpenLDAP Foundation.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * Portions Copyright 2000-2003 Pierangelo Masarati.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
-/* This is an altered version */
-/*
- * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
- *
- * Permission is granted to anyone to use this software for any purpose
- * on any computer system, and to alter it and redistribute it, subject
- * to the following restrictions:
- *
- * 1. The author is not responsible for the consequences of use of this
- * software, no matter how awful, even if they arise from flaws in it.
- *
- * 2. The origin of this software must not be misrepresented, either by
- * explicit claim or by omission. Since few users ever read sources,
- * credits should appear in the documentation.
- *
- * 3. Altered versions must be plainly marked as such, and must not be
- * misrepresented as being the original software. Since few users
- * ever read sources, credits should appear in the documentation.
- *
- * 4. This notice may not be removed or altered.
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
*/
#include "portable.h"
#include <stdio.h>
+#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "back-ldap.h"
-#ifdef SLAPD_LDAP_DYNAMIC
-
-int back_ldap_LTX_init_module(int argc, char *argv[]) {
- BackendInfo bi;
-
- memset( &bi, '\0', sizeof(bi) );
- bi.bi_type = "ldap";
- bi.bi_init = ldap_back_initialize;
-
- backend_add(&bi);
- return 0;
+int
+ldap_back_open( BackendInfo *bi )
+{
+ bi->bi_controls = slap_known_controls;
+ return 0;
}
-#endif /* SLAPD_LDAP_DYNAMIC */
-
int
-ldap_back_initialize(
- BackendInfo *bi
-)
+ldap_back_initialize( BackendInfo *bi )
{
- bi->bi_open = 0;
+ int rc;
+
+ bi->bi_flags =
+#ifdef LDAP_DYNAMIC_OBJECTS
+ /* this is set because all the support a proxy has to provide
+ * is the capability to forward the refresh exop, and to
+ * pass thru entries that contain the dynamicObject class
+ * and the entryTtl attribute */
+ SLAP_BFLAG_DYNAMIC |
+#endif /* LDAP_DYNAMIC_OBJECTS */
+ 0;
+
+ bi->bi_open = ldap_back_open;
bi->bi_config = 0;
bi->bi_close = 0;
bi->bi_destroy = 0;
bi->bi_db_init = ldap_back_db_init;
- bi->bi_db_config = ldap_back_db_config;
- bi->bi_db_open = 0;
- bi->bi_db_close = 0;
+ bi->bi_db_config = config_generic_wrapper;
+ bi->bi_db_open = ldap_back_db_open;
+ bi->bi_db_close = ldap_back_db_close;
bi->bi_db_destroy = ldap_back_db_destroy;
bi->bi_op_bind = ldap_back_bind;
bi->bi_op_delete = ldap_back_delete;
bi->bi_op_abandon = 0;
- bi->bi_extended = 0;
+ bi->bi_extended = ldap_back_extended;
- bi->bi_acl_group = ldap_back_group;
- bi->bi_acl_attribute = ldap_back_attribute;
bi->bi_chk_referrals = 0;
+ bi->bi_entry_get_rw = ldap_back_entry_get;
bi->bi_connection_init = 0;
bi->bi_connection_destroy = ldap_back_conn_destroy;
- return 0;
+ rc = chain_initialize();
+ if ( rc ) {
+ return rc;
+ }
+
+#ifdef SLAP_DISTPROC
+ rc = distproc_initialize();
+ if ( rc ) {
+ return rc;
+ }
+#endif
+
+ return ldap_back_init_cf( bi );
}
int
-ldap_back_db_init(
- Backend *be
-)
+ldap_back_db_init( Backend *be )
{
- struct ldapinfo *li;
+ ldapinfo_t *li;
+ int rc;
+ unsigned i;
+
+ li = (ldapinfo_t *)ch_calloc( 1, sizeof( ldapinfo_t ) );
+ if ( li == NULL ) {
+ return -1;
+ }
+
+ li->li_rebind_f = ldap_back_default_rebind;
+ li->li_urllist_f = ldap_back_default_urllist;
+ li->li_urllist_p = li;
+ ldap_pvt_thread_mutex_init( &li->li_uri_mutex );
+
+ BER_BVZERO( &li->li_acl_authcID );
+ BER_BVZERO( &li->li_acl_authcDN );
+ BER_BVZERO( &li->li_acl_passwd );
+
+ li->li_acl_authmethod = LDAP_AUTH_NONE;
+ BER_BVZERO( &li->li_acl_sasl_mech );
+ li->li_acl.sb_tls = SB_TLS_DEFAULT;
+
+ li->li_idassert_mode = LDAP_BACK_IDASSERT_LEGACY;
+
+ BER_BVZERO( &li->li_idassert_authcID );
+ BER_BVZERO( &li->li_idassert_authcDN );
+ BER_BVZERO( &li->li_idassert_passwd );
+
+ BER_BVZERO( &li->li_idassert_authzID );
+
+ li->li_idassert_authmethod = LDAP_AUTH_NONE;
+ BER_BVZERO( &li->li_idassert_sasl_mech );
+ li->li_idassert_tls = SB_TLS_DEFAULT;
+
+ /* by default, use proxyAuthz control on each operation */
+ li->li_idassert_flags = LDAP_BACK_AUTH_PRESCRIPTIVE;
- li = (struct ldapinfo *) ch_calloc( 1, sizeof(struct ldapinfo) );
- ldap_pvt_thread_mutex_init( &li->conn_mutex );
+ li->li_idassert_authz = NULL;
+
+ /* initialize flags */
+ li->li_flags = LDAP_BACK_F_CHASE_REFERRALS;
+
+ /* initialize version */
+ li->li_version = LDAP_VERSION3;
+
+ ldap_pvt_thread_mutex_init( &li->li_conninfo.lai_mutex );
+
+ for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
+ li->li_conn_priv[ i ].lic_num = 0;
+ LDAP_TAILQ_INIT( &li->li_conn_priv[ i ].lic_priv );
+ }
+ li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_DEFAULT;
be->be_private = li;
+ SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_NOLASTMOD;
+
+ be->be_cf_ocs = be->bd_info->bi_cf_ocs;
- return li == NULL;
+ rc = ldap_back_monitor_db_init( be );
+ if ( rc != 0 ) {
+ /* ignore, by now */
+ rc = 0;
+ }
+
+ return rc;
}
int
-ldap_back_db_destroy(
- Backend *be
-)
+ldap_back_db_open( BackendDB *be )
{
- struct ldapinfo *li;
+ ldapinfo_t *li = (ldapinfo_t *)be->be_private;
+
+ slap_bindconf sb = { BER_BVNULL };
+ int rc = 0;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "ldap_back_db_open: URI=%s\n",
+ li->li_uri != NULL ? li->li_uri : "", 0, 0 );
+
+ /* by default, use proxyAuthz control on each operation */
+ switch ( li->li_idassert_mode ) {
+ case LDAP_BACK_IDASSERT_LEGACY:
+ case LDAP_BACK_IDASSERT_SELF:
+ /* however, since admin connections are pooled and shared,
+ * only static authzIDs can be native */
+ li->li_idassert_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
+ break;
- if (be->be_private) {
- li = (struct ldapinfo *)be->be_private;
- if (li->url) {
- free(li->url);
- li->url = NULL;
+ default:
+ break;
+ }
+
+ ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
+ sb.sb_version = li->li_version;
+ sb.sb_method = LDAP_AUTH_SIMPLE;
+ BER_BVSTR( &sb.sb_binddn, "" );
+
+ if ( LDAP_BACK_T_F_DISCOVER( li ) && !LDAP_BACK_T_F( li ) ) {
+ rc = slap_discover_feature( &sb,
+ slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
+ LDAP_FEATURE_ABSOLUTE_FILTERS );
+ if ( rc == LDAP_COMPARE_TRUE ) {
+ li->li_flags |= LDAP_BACK_F_T_F;
}
- if (li->binddn) {
- free(li->binddn);
- li->binddn = NULL;
+ }
+
+ if ( LDAP_BACK_CANCEL_DISCOVER( li ) && !LDAP_BACK_CANCEL( li ) ) {
+ rc = slap_discover_feature( &sb,
+ slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
+ LDAP_EXOP_CANCEL );
+ if ( rc == LDAP_COMPARE_TRUE ) {
+ li->li_flags |= LDAP_BACK_F_CANCEL_EXOP;
}
- if (li->bindpw) {
- free(li->bindpw);
- li->bindpw = NULL;
+ }
+
+ /* monitor setup */
+ rc = ldap_back_monitor_db_open( be );
+ if ( rc != 0 ) {
+ /* ignore by now */
+ rc = 0;
+#if 0
+ goto fail;
+#endif
+ }
+
+ li->li_flags |= LDAP_BACK_F_ISOPEN;
+
+fail:;
+ return rc;
+}
+
+void
+ldap_back_conn_free( void *v_lc )
+{
+ ldapconn_t *lc = v_lc;
+
+ if ( lc->lc_ld != NULL ) {
+ ldap_unbind_ext( lc->lc_ld, NULL, NULL );
+ }
+ if ( !BER_BVISNULL( &lc->lc_bound_ndn ) ) {
+ ch_free( lc->lc_bound_ndn.bv_val );
+ }
+ if ( !BER_BVISNULL( &lc->lc_cred ) ) {
+ memset( lc->lc_cred.bv_val, 0, lc->lc_cred.bv_len );
+ ch_free( lc->lc_cred.bv_val );
+ }
+ if ( !BER_BVISNULL( &lc->lc_local_ndn ) ) {
+ ch_free( lc->lc_local_ndn.bv_val );
+ }
+ lc->lc_q.tqe_prev = NULL;
+ lc->lc_q.tqe_next = NULL;
+ ch_free( lc );
+}
+
+int
+ldap_back_db_close( Backend *be )
+{
+ int rc = 0;
+
+ if ( be->be_private ) {
+ rc = ldap_back_monitor_db_close( be );
+ }
+
+ return rc;
+}
+
+int
+ldap_back_db_destroy( Backend *be )
+{
+ if ( be->be_private ) {
+ ldapinfo_t *li = ( ldapinfo_t * )be->be_private;
+ unsigned i;
+
+ (void)ldap_back_monitor_db_destroy( be );
+
+ ldap_pvt_thread_mutex_lock( &li->li_conninfo.lai_mutex );
+
+ if ( li->li_uri != NULL ) {
+ ch_free( li->li_uri );
+ li->li_uri = NULL;
+
+ assert( li->li_bvuri != NULL );
+ ber_bvarray_free( li->li_bvuri );
+ li->li_bvuri = NULL;
}
- ldap_pvt_thread_mutex_destroy( &li->conn_mutex );
+ if ( !BER_BVISNULL( &li->li_acl_authcID ) ) {
+ ch_free( li->li_acl_authcID.bv_val );
+ BER_BVZERO( &li->li_acl_authcID );
+ }
+ if ( !BER_BVISNULL( &li->li_acl_authcDN ) ) {
+ ch_free( li->li_acl_authcDN.bv_val );
+ BER_BVZERO( &li->li_acl_authcDN );
+ }
+ if ( !BER_BVISNULL( &li->li_acl_passwd ) ) {
+ ch_free( li->li_acl_passwd.bv_val );
+ BER_BVZERO( &li->li_acl_passwd );
+ }
+ if ( !BER_BVISNULL( &li->li_acl_sasl_mech ) ) {
+ ch_free( li->li_acl_sasl_mech.bv_val );
+ BER_BVZERO( &li->li_acl_sasl_mech );
+ }
+ if ( !BER_BVISNULL( &li->li_acl_sasl_realm ) ) {
+ ch_free( li->li_acl_sasl_realm.bv_val );
+ BER_BVZERO( &li->li_acl_sasl_realm );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_authcID ) ) {
+ ch_free( li->li_idassert_authcID.bv_val );
+ BER_BVZERO( &li->li_idassert_authcID );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_authcDN ) ) {
+ ch_free( li->li_idassert_authcDN.bv_val );
+ BER_BVZERO( &li->li_idassert_authcDN );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_passwd ) ) {
+ ch_free( li->li_idassert_passwd.bv_val );
+ BER_BVZERO( &li->li_idassert_passwd );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_authzID ) ) {
+ ch_free( li->li_idassert_authzID.bv_val );
+ BER_BVZERO( &li->li_idassert_authzID );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_sasl_mech ) ) {
+ ch_free( li->li_idassert_sasl_mech.bv_val );
+ BER_BVZERO( &li->li_idassert_sasl_mech );
+ }
+ if ( !BER_BVISNULL( &li->li_idassert_sasl_realm ) ) {
+ ch_free( li->li_idassert_sasl_realm.bv_val );
+ BER_BVZERO( &li->li_idassert_sasl_realm );
+ }
+ if ( li->li_idassert_authz != NULL ) {
+ ber_bvarray_free( li->li_idassert_authz );
+ li->li_idassert_authz = NULL;
+ }
+ if ( li->li_conninfo.lai_tree ) {
+ avl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
+ }
+ for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
+ while ( !LDAP_TAILQ_EMPTY( &li->li_conn_priv[ i ].lic_priv ) ) {
+ ldapconn_t *lc = LDAP_TAILQ_FIRST( &li->li_conn_priv[ i ].lic_priv );
+
+ LDAP_TAILQ_REMOVE( &li->li_conn_priv[ i ].lic_priv, lc, lc_q );
+ ldap_back_conn_free( lc );
+ }
+ }
+ if ( LDAP_BACK_QUARANTINE( li ) ) {
+ slap_retry_info_destroy( &li->li_quarantine );
+ ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
+ }
+
+ ldap_pvt_thread_mutex_unlock( &li->li_conninfo.lai_mutex );
+ ldap_pvt_thread_mutex_destroy( &li->li_conninfo.lai_mutex );
+ ldap_pvt_thread_mutex_destroy( &li->li_uri_mutex );
}
- free( be->be_private );
+ ch_free( be->be_private );
+
return 0;
}
+
+#if SLAPD_LDAP == SLAPD_MOD_DYNAMIC
+
+/* conditionally define the init_module() function */
+SLAP_BACKEND_INIT_MODULE( ldap )
+
+#endif /* SLAPD_LDAP == SLAPD_MOD_DYNAMIC */
+