2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1999-2006 The OpenLDAP Foundation.
5 * Portions Copyright 2001-2003 Pierangelo Masarati.
6 * Portions Copyright 1999-2003 Howard Chu.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted only as authorized by the OpenLDAP
13 * A copy of this license is available in the file LICENSE in the
14 * top-level directory of the distribution or, alternatively, at
15 * <http://www.OpenLDAP.org/license.html>.
22 #include <ac/string.h>
23 #include <ac/socket.h>
26 #include "../back-ldap/back-ldap.h"
27 #include "back-meta.h"
33 /* FIXME: need to remove the pagedResults, and likely more... */
34 bi->bi_controls = slap_known_controls;
45 /* this is not (yet) set essentially because back-meta does not
46 * directly support extended operations... */
47 #ifdef LDAP_DYNAMIC_OBJECTS
48 /* this is set because all the support a proxy has to provide
49 * is the capability to forward the refresh exop, and to
50 * pass thru entries that contain the dynamicObject class
51 * and the entryTtl attribute */
53 #endif /* LDAP_DYNAMIC_OBJECTS */
57 bi->bi_open = meta_back_open;
62 bi->bi_db_init = meta_back_db_init;
63 bi->bi_db_config = meta_back_db_config;
64 bi->bi_db_open = meta_back_db_open;
66 bi->bi_db_destroy = meta_back_db_destroy;
68 bi->bi_op_bind = meta_back_bind;
70 bi->bi_op_search = meta_back_search;
71 bi->bi_op_compare = meta_back_compare;
72 bi->bi_op_modify = meta_back_modify;
73 bi->bi_op_modrdn = meta_back_modrdn;
74 bi->bi_op_add = meta_back_add;
75 bi->bi_op_delete = meta_back_delete;
76 bi->bi_op_abandon = 0;
80 bi->bi_chk_referrals = 0;
82 bi->bi_connection_init = 0;
83 bi->bi_connection_destroy = meta_back_conn_destroy;
95 mi = ch_calloc( 1, sizeof( metainfo_t ) );
101 * At present the default is no default target;
104 mi->mi_defaulttarget = META_DEFAULT_TARGET_NONE;
105 mi->mi_bind_timeout.tv_sec = 0;
106 mi->mi_bind_timeout.tv_usec = META_BIND_TIMEOUT;
108 mi->mi_rebind_f = meta_back_default_rebind;
109 mi->mi_urllist_f = meta_back_default_urllist;
111 ldap_pvt_thread_mutex_init( &mi->mi_conninfo.lai_mutex );
112 ldap_pvt_thread_mutex_init( &mi->mi_cache.mutex );
115 mi->mi_nretries = META_RETRY_DEFAULT;
116 mi->mi_version = LDAP_VERSION3;
118 for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
119 mi->mi_conn_priv[ i ].mic_num = 0;
120 LDAP_TAILQ_INIT( &mi->mi_conn_priv[ i ].mic_priv );
122 mi->mi_conn_priv_max = LDAP_BACK_CONN_PRIV_DEFAULT;
133 metainfo_t *mi = (metainfo_t *)be->be_private;
139 for ( i = 0; i < mi->mi_ntargets; i++ ) {
140 slap_bindconf sb = { 0 };
141 metatarget_t *mt = mi->mi_targets[ i ];
143 ber_str2bv( mt->mt_uri, 0, 0, &sb.sb_uri );
144 sb.sb_version = mt->mt_version;
145 sb.sb_method = LDAP_AUTH_SIMPLE;
146 BER_BVSTR( &sb.sb_binddn, "" );
148 if ( META_BACK_TGT_T_F_DISCOVER( mt ) ) {
149 rc = slap_discover_feature( &sb,
150 slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
151 LDAP_FEATURE_ABSOLUTE_FILTERS );
152 if ( rc == LDAP_COMPARE_TRUE ) {
153 mt->mt_flags |= LDAP_BACK_F_T_F;
157 if ( META_BACK_TGT_CANCEL_DISCOVER( mt ) ) {
158 rc = slap_discover_feature( &sb,
159 slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
161 if ( rc == LDAP_COMPARE_TRUE ) {
162 mt->mt_flags |= LDAP_BACK_F_CANCEL_EXOP;
166 if ( not_always == 0 ) {
167 if ( !( mt->mt_idassert_flags & LDAP_BACK_AUTH_OVERRIDE )
168 || !( mt->mt_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
175 if ( not_always == 0 ) {
176 mi->mi_flags |= META_BACK_F_PROXYAUTHZ_ALWAYS;
183 * meta_back_conn_free()
185 * actually frees a connection; the reference count must be 0,
186 * and it must not (or no longer) be in the cache.
192 metaconn_t *mc = v_mc;
195 assert( mc != NULL );
196 assert( mc->mc_refcnt == 0 );
198 /* at least one must be present... */
199 ntargets = mc->mc_info->mi_ntargets;
200 assert( ntargets > 0 );
202 for ( ; ntargets--; ) {
203 (void)meta_clear_one_candidate( NULL, mc, ntargets );
206 if ( !BER_BVISNULL( &mc->mc_local_ndn ) ) {
207 free( mc->mc_local_ndn.bv_val );
217 struct ldapmapping *mapping = v_mapping;
218 ch_free( mapping->src.bv_val );
219 ch_free( mapping->dst.bv_val );
227 struct ldapmapping *mapping = v_mapping;
229 if ( BER_BVISEMPTY( &mapping->dst ) ) {
230 mapping_free( &mapping[ -1 ] );
240 ldap_pvt_thread_mutex_destroy( &mt->mt_uri_mutex );
242 if ( mt->mt_subtree_exclude ) {
243 ber_bvarray_free( mt->mt_subtree_exclude );
245 if ( !BER_BVISNULL( &mt->mt_psuffix ) ) {
246 free( mt->mt_psuffix.bv_val );
248 if ( !BER_BVISNULL( &mt->mt_nsuffix ) ) {
249 free( mt->mt_nsuffix.bv_val );
251 if ( !BER_BVISNULL( &mt->mt_binddn ) ) {
252 free( mt->mt_binddn.bv_val );
254 if ( !BER_BVISNULL( &mt->mt_bindpw ) ) {
255 free( mt->mt_bindpw.bv_val );
257 if ( !BER_BVISNULL( &mt->mt_idassert_authcID ) ) {
258 ch_free( mt->mt_idassert_authcID.bv_val );
260 if ( !BER_BVISNULL( &mt->mt_idassert_authcDN ) ) {
261 ch_free( mt->mt_idassert_authcDN.bv_val );
263 if ( !BER_BVISNULL( &mt->mt_idassert_passwd ) ) {
264 ch_free( mt->mt_idassert_passwd.bv_val );
266 if ( !BER_BVISNULL( &mt->mt_idassert_authzID ) ) {
267 ch_free( mt->mt_idassert_authzID.bv_val );
269 if ( !BER_BVISNULL( &mt->mt_idassert_sasl_mech ) ) {
270 ch_free( mt->mt_idassert_sasl_mech.bv_val );
272 if ( !BER_BVISNULL( &mt->mt_idassert_sasl_realm ) ) {
273 ch_free( mt->mt_idassert_sasl_realm.bv_val );
275 if ( mt->mt_idassert_authz != NULL ) {
276 ber_bvarray_free( mt->mt_idassert_authz );
278 if ( mt->mt_rwmap.rwm_rw ) {
279 rewrite_info_delete( &mt->mt_rwmap.rwm_rw );
281 avl_free( mt->mt_rwmap.rwm_oc.remap, mapping_dst_free );
282 avl_free( mt->mt_rwmap.rwm_oc.map, mapping_free );
283 avl_free( mt->mt_rwmap.rwm_at.remap, mapping_dst_free );
284 avl_free( mt->mt_rwmap.rwm_at.map, mapping_free );
290 meta_back_db_destroy(
295 if ( be->be_private ) {
298 mi = ( metainfo_t * )be->be_private;
301 * Destroy the connection tree
303 ldap_pvt_thread_mutex_lock( &mi->mi_conninfo.lai_mutex );
305 if ( mi->mi_conninfo.lai_tree ) {
306 avl_free( mi->mi_conninfo.lai_tree, meta_back_conn_free );
308 for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
309 while ( !LDAP_TAILQ_EMPTY( &mi->mi_conn_priv[ i ].mic_priv ) ) {
310 metaconn_t *mc = LDAP_TAILQ_FIRST( &mi->mi_conn_priv[ i ].mic_priv );
312 LDAP_TAILQ_REMOVE( &mi->mi_conn_priv[ i ].mic_priv, mc, mc_q );
313 meta_back_conn_free( mc );
318 * Destroy the per-target stuff (assuming there's at
321 if ( mi->mi_targets != NULL ) {
322 for ( i = 0; i < mi->mi_ntargets; i++ ) {
323 metatarget_t *mt = mi->mi_targets[ i ];
325 if ( META_BACK_TGT_QUARANTINE( mt ) ) {
326 if ( mt->mt_quarantine.ri_num != mi->mi_quarantine.ri_num )
328 slap_retry_info_destroy( &mt->mt_quarantine );
331 ldap_pvt_thread_mutex_destroy( &mt->mt_quarantine_mutex );
337 free( mi->mi_targets );
340 ldap_pvt_thread_mutex_lock( &mi->mi_cache.mutex );
341 if ( mi->mi_cache.tree ) {
342 avl_free( mi->mi_cache.tree, meta_dncache_free );
345 ldap_pvt_thread_mutex_unlock( &mi->mi_cache.mutex );
346 ldap_pvt_thread_mutex_destroy( &mi->mi_cache.mutex );
348 ldap_pvt_thread_mutex_unlock( &mi->mi_conninfo.lai_mutex );
349 ldap_pvt_thread_mutex_destroy( &mi->mi_conninfo.lai_mutex );
351 if ( mi->mi_candidates != NULL ) {
352 ber_memfree_x( mi->mi_candidates, NULL );
355 if ( META_BACK_QUARANTINE( mi ) ) {
356 slap_retry_info_destroy( &mi->mi_quarantine );
360 free( be->be_private );
364 #if SLAPD_META == SLAPD_MOD_DYNAMIC
366 /* conditionally define the init_module() function */
367 SLAP_BACKEND_INIT_MODULE( meta )
369 #endif /* SLAPD_META == SLAPD_MOD_DYNAMIC */