X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-meta%2Finit.c;h=6c8c972f6d98ce4981630458ed31414fd52ebe3b;hb=843e327a39e1ba023001fbbbe89733a431956549;hp=4e30347442d0a39c3cc9abe58278cd9c63410968;hpb=a9097044ea91333c5b01939882cd452400fd7231;p=openldap diff --git a/servers/slapd/back-meta/init.c b/servers/slapd/back-meta/init.c index 4e30347442..6c8c972f6d 100644 --- a/servers/slapd/back-meta/init.c +++ b/servers/slapd/back-meta/init.c @@ -1,108 +1,53 @@ -/* - * Copyright 1998-2001 The OpenLDAP Foundation, All Rights Reserved. - * COPYING RESTRICTIONS APPLY, see COPYRIGHT file - * - * Copyright 2001, Pierangelo Masarati, All rights reserved. - * - * This work has been developed to fulfill the requirements - * of SysNet s.n.c. 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 , and modified by Mark Valence - * , Pierangelo Masarati 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. +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software . * - * Copyright 1999, Howard Chu, All rights reserved. + * Copyright 1999-2007 The OpenLDAP Foundation. + * Portions Copyright 2001-2003 Pierangelo Masarati. + * Portions Copyright 1999-2003 Howard Chu. + * All rights reserved. * - * 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. + * 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 + * . */ #include "portable.h" #include +#include #include #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_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; @@ -118,8 +63,6 @@ meta_back_initialize( bi->bi_extended = 0; - bi->bi_acl_group = meta_back_group; - bi->bi_acl_attribute = meta_back_attribute; bi->bi_chk_referrals = 0; bi->bi_connection_init = 0; @@ -130,121 +73,318 @@ meta_back_initialize( int meta_back_db_init( - Backend *be -) + Backend *be ) { - struct metainfo *li; + metainfo_t *mi; + int i; - 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; + mi->mi_defaulttarget = META_DEFAULT_TARGET_NONE; + mi->mi_bind_timeout.tv_sec = 0; + mi->mi_bind_timeout.tv_usec = META_BIND_TIMEOUT; + + mi->mi_rebind_f = meta_back_default_rebind; - ldap_pvt_thread_mutex_init( &li->conn_mutex ); - ldap_pvt_thread_mutex_init( &li->cache.mutex ); - be->be_private = li; + 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( - struct metaconn *lc -) +int +meta_back_db_open( + Backend *be ) { - 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 ( 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 ( 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; + } + } - for ( lsc = lc->conns; lsc[ 0 ] != NULL; lsc++ ) { - if ( lsc[ 0 ]->ld != NULL ) { - ldap_unbind( lsc[ 0 ]->ld ); + if ( not_always == 0 ) { + if ( !( mt->mt_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) + || mt->mt_idassert_authz != NULL ) + { + not_always = 1; + } } - if ( lsc[ 0 ]->bound_dn ) { - free( lsc[ 0 ]->bound_dn ); + + 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; + } } - free( lsc[ 0 ] ); + + if ( not_always_anon_non_prescriptive == 0 ) { + if ( ( mt->mt_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) ) + { + not_always_anon_non_prescriptive = 1; + } + } + } + + 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 ] ); } - free( lc->conns ); - free( lc ); } 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 ( lt->binddn ) { - free( lt->binddn ); + if ( !BER_BVISNULL( &mt->mt_psuffix ) ) { + free( mt->mt_psuffix.bv_val ); } - if ( lt->bindpw ) { - free( lt->bindpw ); + if ( !BER_BVISNULL( &mt->mt_nsuffix ) ) { + free( mt->mt_nsuffix.bv_val ); } - if ( lt->rwinfo ) { - rewrite_info_delete( lt->rwinfo ); + if ( !BER_BVISNULL( &mt->mt_binddn ) ) { + free( mt->mt_binddn.bv_val ); } - avl_free( lt->oc_map.remap, NULL ); - avl_free( lt->oc_map.map, ( AVL_FREE )mapping_free ); - avl_free( lt->at_map.remap, NULL ); - avl_free( lt->at_map.map, ( AVL_FREE )mapping_free ); + if ( !BER_BVISNULL( &mt->mt_bindpw ) ) { + free( mt->mt_bindpw.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_authcID ) ) { + ch_free( mt->mt_idassert_authcID.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_authcDN ) ) { + ch_free( mt->mt_idassert_authcDN.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_passwd ) ) { + ch_free( mt->mt_idassert_passwd.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_authzID ) ) { + ch_free( mt->mt_idassert_authzID.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_sasl_mech ) ) { + ch_free( mt->mt_idassert_sasl_mech.bv_val ); + } + if ( !BER_BVISNULL( &mt->mt_idassert_sasl_realm ) ) { + ch_free( mt->mt_idassert_sasl_realm.bv_val ); + } + 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, - ( AVL_FREE )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_pvt_thread_mutex_unlock( &li->cache.mutex ); - ldap_pvt_thread_mutex_destroy( &li->cache.mutex ); + 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, - ( AVL_FREE )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 ); + } - + 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 */ + +