-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- *
- * Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
- *
- * This work has been developed to fulfill the requirements
- * of SysNet s.n.c. <http:www.sys-net.it> and it has been donated
- * to the OpenLDAP Foundation in the hope that it may be useful
- * to the Open Source community, but WITHOUT ANY WARRANTY.
- *
- * 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 and SysNet s.n.c. are 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.
- * SysNet s.n.c. cannot be responsible for the consequences of the
- * alterations.
- *
- * 4. This notice may not be removed or altered.
- *
- *
- * This software is based on the backend back-ldap, implemented
- * by Howard Chu <hyc@highlandsun.com>, and modified by Mark Valence
- * <kurash@sassafras.com>, Pierangelo Masarati <ando@sys-net.it> and other
- * contributors. The contribution of the original software to the present
- * implementation is acknowledged in this copyright statement.
- *
- * A special acknowledgement goes to Howard for the overall architecture
- * (and for borrowing large pieces of code), and to Mark, who implemented
- * from scratch the attribute/objectclass mapping.
- *
- * The original copyright statement follows.
- *
- * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * 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:
+ * Copyright 1999-2007 The OpenLDAP Foundation.
+ * Portions Copyright 2001-2003 Pierangelo Masarati.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * All rights reserved.
*
- * 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.
+ * 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>.
*/
#include "portable.h"
#include <stdio.h>
+#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "../back-ldap/back-ldap.h"
#include "back-meta.h"
-#ifdef SLAPD_META_DYNAMIC
-
int
-back_meta_LTX_init_module( int argc, char *argv[] ) {
- BackendInfo bi;
-
- memset( &bi, '\0', sizeof( bi ) );
- bi.bi_type = "meta";
- bi.bi_init = meta_back_initialize;
+meta_back_open(
+ BackendInfo *bi )
+{
+ /* FIXME: need to remove the pagedResults, and likely more... */
+ bi->bi_controls = slap_known_controls;
- backend_add( &bi );
- return 0;
+ return 0;
}
-#endif /* SLAPD_META_DYNAMIC */
-
int
meta_back_initialize(
- BackendInfo *bi
-)
+ BackendInfo *bi )
{
- bi->bi_controls = slap_known_controls;
-
- bi->bi_open = 0;
+ bi->bi_open = meta_back_open;
bi->bi_config = 0;
bi->bi_close = 0;
bi->bi_destroy = 0;
bi->bi_db_init = meta_back_db_init;
bi->bi_db_config = meta_back_db_config;
- bi->bi_db_open = 0;
+ bi->bi_db_open = meta_back_db_open;
bi->bi_db_close = 0;
bi->bi_db_destroy = meta_back_db_destroy;
int
meta_back_db_init(
- Backend *be
-)
+ Backend *be )
{
- struct metainfo *li;
-
-#ifdef LDAP_CACHING
- struct rewrite_info *rwinfo;
- cache_manager *cm;
- query_manager *qm;
-
- rwinfo = rewrite_info_init( REWRITE_MODE_USE_DEFAULT );
- if ( rwinfo == NULL ) {
- return -1;
- }
-
- cm = (cache_manager *)ch_malloc(sizeof(cache_manager));
- if ( cm == NULL ) {
- rewrite_info_delete( rwinfo );
- return -1;
- }
+ metainfo_t *mi;
+ int i;
- qm = (query_manager*)ch_malloc(sizeof(query_manager));
- if ( qm == NULL ) {
- rewrite_info_delete( rwinfo );
- ch_free( cm );
- return -1;
- }
-
- cm->caching = 0;
- cm->qm = qm;
- cm->numattrsets = 0;
- cm->numtemplates = 0;
- cm->num_entries_limit = 5;
- cm->cache_size = 0;
- cm->thresh_hi = 500000;
- cm->thresh_lo = 700000;
- cm->num_cached_queries = 0;
- cm->total_entries = 0;
- cm->max_queries = 10000;
- cm->threads = 0;
- cm->consistency_time = slap_get_time();
- cm->consistency_cycle_time = 1000;
-
- qm->attr_sets = NULL;
- qm->templates = NULL;
- qm->lru_top = NULL;
- qm->lru_bottom = NULL;
-
- qm->qcfunc = query_containment;
- qm->crfunc = cache_replacement;
- qm->addfunc = add_query;
- ldap_pvt_thread_mutex_init(&qm->lru_mutex);
-
- ldap_pvt_thread_mutex_init(&cm->cache_mutex);
- ldap_pvt_thread_mutex_init(&cm->remove_mutex);
- ldap_pvt_thread_mutex_init( &cm->consistency_mutex );
-#endif /* LDAP_CACHING */
-
- li = ch_calloc( 1, sizeof( struct metainfo ) );
- if ( li == NULL ) {
+ mi = ch_calloc( 1, sizeof( metainfo_t ) );
+ if ( mi == NULL ) {
return -1;
}
-
+
/*
* At present the default is no default target;
* this may change
*/
- li->defaulttarget = META_DEFAULT_TARGET_NONE;
-#ifdef LDAP_CACHING
- li->cm = cm;
- li->rwinfo = rwinfo;
- /* FIXME: what about qm ? */
-#endif /* LDAP_CACHING */
+ mi->mi_defaulttarget = META_DEFAULT_TARGET_NONE;
+ mi->mi_bind_timeout.tv_sec = 0;
+ mi->mi_bind_timeout.tv_usec = META_BIND_TIMEOUT;
- ldap_pvt_thread_mutex_init( &li->conn_mutex );
- ldap_pvt_thread_mutex_init( &li->cache.mutex );
- be->be_private = li;
+ mi->mi_rebind_f = meta_back_default_rebind;
+
+ ldap_pvt_thread_mutex_init( &mi->mi_conninfo.lai_mutex );
+ ldap_pvt_thread_mutex_init( &mi->mi_cache.mutex );
+
+ /* safe default */
+ mi->mi_nretries = META_RETRY_DEFAULT;
+ mi->mi_version = LDAP_VERSION3;
+
+ for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
+ mi->mi_conn_priv[ i ].mic_num = 0;
+ LDAP_TAILQ_INIT( &mi->mi_conn_priv[ i ].mic_priv );
+ }
+ mi->mi_conn_priv_max = LDAP_BACK_CONN_PRIV_DEFAULT;
+
+ be->be_private = mi;
return 0;
}
-static void
-conn_free(
- void *v_lc
-)
+int
+meta_back_db_open(
+ Backend *be )
{
- struct metaconn *lc = v_lc;
- struct metasingleconn *lsc;
+ metainfo_t *mi = (metainfo_t *)be->be_private;
+
+ int i,
+ not_always = 0,
+ not_always_anon_proxyauthz = 0,
+ not_always_anon_non_prescriptive = 0,
+ rc;
+
+ if ( mi->mi_ntargets == 0 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "meta_back_db_open: no targets defined\n",
+ 0, 0, 0 );
+ return 1;
+ }
- for ( lsc = lc->conns; !META_LAST(lsc); lsc++ ) {
- if ( lsc->ld != NULL ) {
- ldap_unbind( lsc->ld );
+ for ( i = 0; i < mi->mi_ntargets; i++ ) {
+ metatarget_t *mt = mi->mi_targets[ i ];
+
+ if ( META_BACK_TGT_T_F_DISCOVER( mt ) ) {
+ rc = slap_discover_feature( mt->mt_uri, mt->mt_version,
+ slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
+ LDAP_FEATURE_ABSOLUTE_FILTERS );
+ if ( rc == LDAP_COMPARE_TRUE ) {
+ mt->mt_flags |= LDAP_BACK_F_T_F;
+ }
}
- if ( lsc->bound_dn.bv_val ) {
- ber_memfree( lsc->bound_dn.bv_val );
+
+ if ( META_BACK_TGT_CANCEL_DISCOVER( mt ) ) {
+ rc = slap_discover_feature( mt->mt_uri, mt->mt_version,
+ slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
+ LDAP_EXOP_CANCEL );
+ if ( rc == LDAP_COMPARE_TRUE ) {
+ mt->mt_flags |= LDAP_BACK_F_CANCEL_EXOP;
+ }
+ }
+
+ if ( not_always == 0 ) {
+ if ( !( mt->mt_idassert_flags & LDAP_BACK_AUTH_OVERRIDE )
+ || mt->mt_idassert_authz != NULL )
+ {
+ not_always = 1;
+ }
+ }
+
+ if ( ( mt->mt_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL )
+ && !( mt->mt_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) )
+ {
+ Debug( LDAP_DEBUG_ANY, "meta_back_db_open(%s): "
+ "target #%d inconsistent idassert configuration "
+ "(likely authz=\"*\" used with \"non-prescriptive\" flag)\n",
+ be->be_suffix[ 0 ].bv_val, i, 0 );
+ return 1;
+ }
+
+ if ( not_always_anon_proxyauthz == 0 ) {
+ if ( !( mt->mt_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
+ {
+ not_always_anon_proxyauthz = 1;
+ }
+ }
+
+ if ( not_always_anon_non_prescriptive == 0 ) {
+ if ( ( mt->mt_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) )
+ {
+ not_always_anon_non_prescriptive = 1;
+ }
}
}
- free( lc->conns );
- free( lc );
+
+ if ( not_always == 0 ) {
+ mi->mi_flags |= META_BACK_F_PROXYAUTHZ_ALWAYS;
+ }
+
+ if ( not_always_anon_proxyauthz == 0 ) {
+ mi->mi_flags |= META_BACK_F_PROXYAUTHZ_ANON;
+
+ } else if ( not_always_anon_non_prescriptive == 0 ) {
+ mi->mi_flags |= META_BACK_F_PROXYAUTHZ_NOANON;
+ }
+
+ return 0;
+}
+
+/*
+ * meta_back_conn_free()
+ *
+ * actually frees a connection; the reference count must be 0,
+ * and it must not (or no longer) be in the cache.
+ */
+void
+meta_back_conn_free(
+ void *v_mc )
+{
+ metaconn_t *mc = v_mc;
+ int ntargets;
+
+ assert( mc != NULL );
+ assert( mc->mc_refcnt == 0 );
+
+ /* at least one must be present... */
+ ntargets = mc->mc_info->mi_ntargets;
+ assert( ntargets > 0 );
+
+ for ( ; ntargets--; ) {
+ (void)meta_clear_one_candidate( NULL, mc, ntargets );
+ }
+
+ if ( !BER_BVISNULL( &mc->mc_local_ndn ) ) {
+ free( mc->mc_local_ndn.bv_val );
+ }
+
+ free( mc );
+}
+
+static void
+mapping_free(
+ void *v_mapping )
+{
+ struct ldapmapping *mapping = v_mapping;
+ ch_free( mapping->src.bv_val );
+ ch_free( mapping->dst.bv_val );
+ ch_free( mapping );
+}
+
+static void
+mapping_dst_free(
+ void *v_mapping )
+{
+ struct ldapmapping *mapping = v_mapping;
+
+ if ( BER_BVISEMPTY( &mapping->dst ) ) {
+ mapping_free( &mapping[ -1 ] );
+ }
}
static void
target_free(
- struct metatarget *lt
-)
+ metatarget_t *mt )
{
- if ( lt->uri ) {
- free( lt->uri );
+ if ( mt->mt_uri ) {
+ free( mt->mt_uri );
+ ldap_pvt_thread_mutex_destroy( &mt->mt_uri_mutex );
+ }
+ if ( mt->mt_subtree_exclude ) {
+ ber_bvarray_free( mt->mt_subtree_exclude );
+ }
+ if ( !BER_BVISNULL( &mt->mt_psuffix ) ) {
+ free( mt->mt_psuffix.bv_val );
+ }
+ if ( !BER_BVISNULL( &mt->mt_nsuffix ) ) {
+ free( mt->mt_nsuffix.bv_val );
+ }
+ if ( !BER_BVISNULL( &mt->mt_binddn ) ) {
+ free( mt->mt_binddn.bv_val );
}
- if ( lt->psuffix.bv_val ) {
- free( lt->psuffix.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_bindpw ) ) {
+ free( mt->mt_bindpw.bv_val );
}
- if ( lt->suffix.bv_val ) {
- free( lt->suffix.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_idassert_authcID ) ) {
+ ch_free( mt->mt_idassert_authcID.bv_val );
}
- if ( lt->binddn.bv_val ) {
- free( lt->binddn.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_idassert_authcDN ) ) {
+ ch_free( mt->mt_idassert_authcDN.bv_val );
}
- if ( lt->bindpw.bv_val ) {
- free( lt->bindpw.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_idassert_passwd ) ) {
+ ch_free( mt->mt_idassert_passwd.bv_val );
}
- if ( lt->pseudorootdn.bv_val ) {
- free( lt->pseudorootdn.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_idassert_authzID ) ) {
+ ch_free( mt->mt_idassert_authzID.bv_val );
}
- if ( lt->pseudorootpw.bv_val ) {
- free( lt->pseudorootpw.bv_val );
+ if ( !BER_BVISNULL( &mt->mt_idassert_sasl_mech ) ) {
+ ch_free( mt->mt_idassert_sasl_mech.bv_val );
}
- if ( lt->rwinfo ) {
- rewrite_info_delete( lt->rwinfo );
+ if ( !BER_BVISNULL( &mt->mt_idassert_sasl_realm ) ) {
+ ch_free( mt->mt_idassert_sasl_realm.bv_val );
}
- avl_free( lt->oc_map.remap, NULL );
- avl_free( lt->oc_map.map, mapping_free );
- avl_free( lt->at_map.remap, NULL );
- avl_free( lt->at_map.map, mapping_free );
+ if ( mt->mt_idassert_authz != NULL ) {
+ ber_bvarray_free( mt->mt_idassert_authz );
+ }
+ if ( mt->mt_rwmap.rwm_rw ) {
+ rewrite_info_delete( &mt->mt_rwmap.rwm_rw );
+ }
+ avl_free( mt->mt_rwmap.rwm_oc.remap, mapping_dst_free );
+ avl_free( mt->mt_rwmap.rwm_oc.map, mapping_free );
+ avl_free( mt->mt_rwmap.rwm_at.remap, mapping_dst_free );
+ avl_free( mt->mt_rwmap.rwm_at.map, mapping_free );
+
+ free( mt );
}
int
meta_back_db_destroy(
- Backend *be
-)
+ Backend *be )
{
- struct metainfo *li;
+ metainfo_t *mi;
if ( be->be_private ) {
int i;
- li = ( struct metainfo * )be->be_private;
+ mi = ( metainfo_t * )be->be_private;
/*
* Destroy the connection tree
*/
- ldap_pvt_thread_mutex_lock( &li->conn_mutex );
+ ldap_pvt_thread_mutex_lock( &mi->mi_conninfo.lai_mutex );
- if ( li->conntree ) {
- avl_free( li->conntree, conn_free );
+ if ( mi->mi_conninfo.lai_tree ) {
+ avl_free( mi->mi_conninfo.lai_tree, meta_back_conn_free );
+ }
+ for ( i = LDAP_BACK_PCONN_FIRST; i < LDAP_BACK_PCONN_LAST; i++ ) {
+ while ( !LDAP_TAILQ_EMPTY( &mi->mi_conn_priv[ i ].mic_priv ) ) {
+ metaconn_t *mc = LDAP_TAILQ_FIRST( &mi->mi_conn_priv[ i ].mic_priv );
+
+ LDAP_TAILQ_REMOVE( &mi->mi_conn_priv[ i ].mic_priv, mc, mc_q );
+ meta_back_conn_free( mc );
+ }
}
/*
* Destroy the per-target stuff (assuming there's at
* least one ...)
*/
- for ( i = 0; i < li->ntargets; i++ ) {
- target_free( li->targets[ i ] );
- free( li->targets[ i ] );
- }
+ if ( mi->mi_targets != NULL ) {
+ for ( i = 0; i < mi->mi_ntargets; i++ ) {
+ metatarget_t *mt = mi->mi_targets[ i ];
- free( li->targets );
+ if ( META_BACK_TGT_QUARANTINE( mt ) ) {
+ if ( mt->mt_quarantine.ri_num != mi->mi_quarantine.ri_num )
+ {
+ slap_retry_info_destroy( &mt->mt_quarantine );
+ }
- ldap_pvt_thread_mutex_lock( &li->cache.mutex );
- if ( li->cache.tree ) {
- avl_free( li->cache.tree, meta_dncache_free );
+ ldap_pvt_thread_mutex_destroy( &mt->mt_quarantine_mutex );
+ }
+
+ target_free( mt );
+ }
+
+ free( mi->mi_targets );
+ }
+
+ ldap_pvt_thread_mutex_lock( &mi->mi_cache.mutex );
+ if ( mi->mi_cache.tree ) {
+ avl_free( mi->mi_cache.tree, meta_dncache_free );
}
- ldap_pvt_thread_mutex_unlock( &li->cache.mutex );
- ldap_pvt_thread_mutex_destroy( &li->cache.mutex );
+ ldap_pvt_thread_mutex_unlock( &mi->mi_cache.mutex );
+ ldap_pvt_thread_mutex_destroy( &mi->mi_cache.mutex );
+
+ ldap_pvt_thread_mutex_unlock( &mi->mi_conninfo.lai_mutex );
+ ldap_pvt_thread_mutex_destroy( &mi->mi_conninfo.lai_mutex );
+
+ if ( mi->mi_candidates != NULL ) {
+ ber_memfree_x( mi->mi_candidates, NULL );
+ }
- ldap_pvt_thread_mutex_unlock( &li->conn_mutex );
- ldap_pvt_thread_mutex_destroy( &li->conn_mutex );
+ if ( META_BACK_QUARANTINE( mi ) ) {
+ slap_retry_info_destroy( &mi->mi_quarantine );
+ }
}
free( be->be_private );
return 0;
}
+#if SLAPD_META == SLAPD_MOD_DYNAMIC
+
+/* conditionally define the init_module() function */
+SLAP_BACKEND_INIT_MODULE( meta )
+
+#endif /* SLAPD_META == SLAPD_MOD_DYNAMIC */
+
+
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