X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-monitor%2Fdatabase.c;h=de4294d986fa2424a703067d6783d7eb9256a2db;hb=966cef8c9a3238efe0c482ad0ee08fd98944d112;hp=a582710b44b467ce9fa20f5a7bb0c8d970708540;hpb=674e71710ff06b131351b414668fa9b8cd5b53da;p=openldap diff --git a/servers/slapd/back-monitor/database.c b/servers/slapd/back-monitor/database.c index a582710b44..de4294d986 100644 --- a/servers/slapd/back-monitor/database.c +++ b/servers/slapd/back-monitor/database.c @@ -2,7 +2,8 @@ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * - * Copyright 1998-2003 The OpenLDAP Foundation. + * Copyright 2001-2011 The OpenLDAP Foundation. + * Portions Copyright 2001-2003 Pierangelo Masarati. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -17,247 +18,987 @@ * This work was initially developed by Pierangelo Masarati for inclusion * in OpenLDAP Software. */ -/* This is an altered version */ -/* - * Copyright 2001, Pierangelo Masarati, All rights reserved. - * - * This work has beed deveolped for 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. - */ - -#ifndef _BACK_MONITOR_H_ -#define _BACK_MONITOR_H_ - -#include -#include -#include -#include - -LDAP_BEGIN_DECL - -/* - * The cache maps DNs to Entries. -/* - * Copyright 2001, Pierangelo Masarati, All rights reserved. - * - * This work has beed deveolped for 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. - */ #include "portable.h" #include #include +#include #include "slap.h" #include "back-monitor.h" #if defined(LDAP_SLAPI) #include "slapi.h" -static int monitor_back_add_plugin( Backend *be, Entry *e ); +static int monitor_back_add_plugin( monitor_info_t *mi, Backend *be, Entry *e ); #endif /* defined(LDAP_SLAPI) */ -int -monitor_subsys_database_init( - BackendDB *be -) +static int +monitor_subsys_database_modify( + Operation *op, + SlapReply *rs, + Entry *e ); + +static struct restricted_ops_t { + struct berval op; + unsigned int tag; +} restricted_ops[] = { + { BER_BVC( "add" ), SLAP_RESTRICT_OP_ADD }, + { BER_BVC( "bind" ), SLAP_RESTRICT_OP_BIND }, + { BER_BVC( "compare" ), SLAP_RESTRICT_OP_COMPARE }, + { BER_BVC( "delete" ), SLAP_RESTRICT_OP_DELETE }, + { BER_BVC( "extended" ), SLAP_RESTRICT_OP_EXTENDED }, + { BER_BVC( "modify" ), SLAP_RESTRICT_OP_MODIFY }, + { BER_BVC( "rename" ), SLAP_RESTRICT_OP_RENAME }, + { BER_BVC( "search" ), SLAP_RESTRICT_OP_SEARCH }, + { BER_BVNULL, 0 } +}, restricted_exops[] = { + { BER_BVC( LDAP_EXOP_START_TLS ), SLAP_RESTRICT_EXOP_START_TLS }, + { BER_BVC( LDAP_EXOP_MODIFY_PASSWD ), SLAP_RESTRICT_EXOP_MODIFY_PASSWD }, + { BER_BVC( LDAP_EXOP_WHO_AM_I ), SLAP_RESTRICT_EXOP_WHOAMI }, + { BER_BVC( LDAP_EXOP_CANCEL ), SLAP_RESTRICT_EXOP_CANCEL }, + { BER_BVNULL, 0 } +}; + +static int +init_readOnly( monitor_info_t *mi, Entry *e, slap_mask_t restrictops ) { - struct monitorinfo *mi; - Entry *e, *e_database, *e_tmp; - int i; - struct monitorentrypriv *mp; + struct berval *tf = ( ( restrictops & SLAP_RESTRICT_OP_MASK ) == SLAP_RESTRICT_OP_WRITES ) ? + (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv; - assert( be != NULL ); + return attr_merge_one( e, mi->mi_ad_readOnly, tf, NULL ); +} - mi = ( struct monitorinfo * )be->be_private; +static int +init_restrictedOperation( monitor_info_t *mi, Entry *e, slap_mask_t restrictops ) +{ + int i, rc; - if ( monitor_cache_get( mi, - &monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn, - &e_database ) ) { -#ifdef NEW_LOGGING - LDAP_LOG( OPERATION, CRIT, - "monitor_subsys_database_init: " - "unable to get entry '%s'\n", - monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0, 0 ); -#else + for ( i = 0; restricted_ops[ i ].op.bv_val; i++ ) { + if ( restrictops & restricted_ops[ i ].tag ) { + rc = attr_merge_one( e, mi->mi_ad_restrictedOperation, + &restricted_ops[ i ].op, + &restricted_ops[ i ].op ); + if ( rc ) { + return rc; + } + } + } + + for ( i = 0; restricted_exops[ i ].op.bv_val; i++ ) { + if ( restrictops & restricted_exops[ i ].tag ) { + rc = attr_merge_one( e, mi->mi_ad_restrictedOperation, + &restricted_exops[ i ].op, + &restricted_exops[ i ].op ); + if ( rc ) { + return rc; + } + } + } + + return LDAP_SUCCESS; +} + +static int +monitor_subsys_overlay_init_one( + monitor_info_t *mi, + BackendDB *be, + monitor_subsys_t *ms, + monitor_subsys_t *ms_overlay, + slap_overinst *on, + Entry *e_database, + Entry **ep_overlay ) +{ + char buf[ BACKMONITOR_BUFSIZE ]; + int j, o; + Entry *e_overlay; + slap_overinst *on2; + slap_overinfo *oi = NULL; + BackendInfo *bi; + monitor_entry_t *mp_overlay; + struct berval bv; + + assert( overlay_is_over( be ) ); + + oi = (slap_overinfo *)be->bd_info->bi_private; + bi = oi->oi_orig; + + /* find the overlay number, o */ + for ( o = 0, on2 = oi->oi_list; on2 && on2 != on; on2 = on2->on_next, o++ ) + ; + + if ( on2 == NULL ) { + return -1; + } + + /* find the overlay type number, j */ + for ( on2 = overlay_next( NULL ), j = 0; on2; on2 = overlay_next( on2 ), j++ ) { + if ( on2->on_bi.bi_type == on->on_bi.bi_type ) { + break; + } + } + assert( on2 != NULL ); + + bv.bv_len = snprintf( buf, sizeof( buf ), "cn=Overlay %d", o ); + bv.bv_val = buf; + + e_overlay = monitor_entry_stub( &e_database->e_name, &e_database->e_nname, &bv, + mi->mi_oc_monitoredObject, mi, NULL, NULL ); + + if ( e_overlay == NULL ) { Debug( LDAP_DEBUG_ANY, - "monitor_subsys_database_init: " - "unable to get entry '%s'\n%s%s", - monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, - "", "" ); -#endif + "monitor_subsys_overlay_init_one: " + "unable to create entry " + "\"cn=Overlay %d,%s\"\n", + o, e_database->e_name.bv_val, 0 ); return( -1 ); } + ber_str2bv( on->on_bi.bi_type, 0, 0, &bv ); + attr_merge_normalize_one( e_overlay, mi->mi_ad_monitoredInfo, &bv, NULL ); - e_tmp = NULL; - for ( i = nBackendDB; i--; ) { - char buf[ BACKMONITOR_BUFSIZE ]; - int j; + bv.bv_len = snprintf( buf, sizeof( buf ), "cn=Overlay %d,%s", + j, ms_overlay->mss_dn.bv_val ); + bv.bv_val = buf; + attr_merge_normalize_one( e_overlay, slap_schema.si_ad_seeAlso, + &bv, NULL ); - be = &backendDB[i]; + if ( SLAP_MONITOR( be ) ) { + attr_merge( e_overlay, slap_schema.si_ad_monitorContext, + be->be_suffix, be->be_nsuffix ); - /* Subordinates are not exposed as their own naming context */ - if ( SLAP_GLUE_SUBORDINATE( be ) ) { - continue; - } + } else { + attr_merge( e_overlay, slap_schema.si_ad_namingContexts, + be->be_suffix, NULL ); + } - snprintf( buf, sizeof( buf ), - "dn: cn=Database %d,%s\n" - "objectClass: %s\n" - "structuralObjectClass: %s\n" - "cn: Database %d\n" - "description: This object contains the type of the database.\n" - "%s: %s\n" - "createTimestamp: %s\n" - "modifyTimestamp: %s\n", - i, - monitor_subsys[SLAPD_MONITOR_DATABASE].mss_dn.bv_val, - mi->mi_oc_monitoredObject->soc_cname.bv_val, - mi->mi_oc_monitoredObject->soc_cname.bv_val, - i, - mi->mi_ad_monitoredInfo->ad_cname.bv_val, - be->bd_info->bi_type, - mi->mi_startTime.bv_val, - mi->mi_startTime.bv_val ); - - e = str2entry( buf ); - if ( e == NULL ) { -#ifdef NEW_LOGGING - LDAP_LOG( OPERATION, CRIT, - "monitor_subsys_database_init: " - "unable to create entry 'cn=Database %d,%s'\n", - i, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0 ); -#else + mp_overlay = monitor_entrypriv_create(); + if ( mp_overlay == NULL ) { + return -1; + } + e_overlay->e_private = ( void * )mp_overlay; + mp_overlay->mp_info = ms; + mp_overlay->mp_flags = ms->mss_flags | MONITOR_F_SUB; + + if ( monitor_cache_add( mi, e_overlay ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_overlay_init_one: " + "unable to add entry " + "\"cn=Overlay %d,%s\"\n", + o, e_database->e_name.bv_val, 0 ); + return -1; + } + + *ep_overlay = e_overlay; + ep_overlay = &mp_overlay->mp_next; + + return 0; +} + +static int +monitor_subsys_database_init_one( + monitor_info_t *mi, + BackendDB *be, + monitor_subsys_t *ms, + monitor_subsys_t *ms_backend, + monitor_subsys_t *ms_overlay, + struct berval *rdn, + Entry *e_database, + Entry ***epp ) +{ + char buf[ BACKMONITOR_BUFSIZE ]; + int j; + slap_overinfo *oi = NULL; + BackendInfo *bi, *bi2; + Entry *e; + monitor_entry_t *mp; + char *rdnval = strchr( rdn->bv_val, '=' ) + 1; + struct berval bv; + + bi = be->bd_info; + + if ( overlay_is_over( be ) ) { + oi = (slap_overinfo *)be->bd_info->bi_private; + bi = oi->oi_orig; + } + + e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, rdn, + mi->mi_oc_monitoredObject, mi, NULL, NULL ); + + if ( e == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init_one: " + "unable to create entry \"%s,%s\"\n", + rdn->bv_val, ms->mss_dn.bv_val, 0 ); + return( -1 ); + } + + ber_str2bv( bi->bi_type, 0, 0, &bv ); + attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, &bv, NULL ); + attr_merge_one( e, mi->mi_ad_monitorIsShadow, + SLAP_SHADOW( be ) ? (struct berval *)&slap_true_bv : + (struct berval *)&slap_false_bv, NULL ); + + if ( SLAP_MONITOR( be ) ) { + attr_merge( e, slap_schema.si_ad_monitorContext, + be->be_suffix, be->be_nsuffix ); + attr_merge( e_database, slap_schema.si_ad_monitorContext, + be->be_suffix, be->be_nsuffix ); + + } else { + if ( be->be_suffix == NULL ) { Debug( LDAP_DEBUG_ANY, - "monitor_subsys_database_init: " - "unable to create entry 'cn=Database %d,%s'\n%s", - i, - monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, - "" ); -#endif - return( -1 ); - } - - if ( be->be_flags & SLAP_BFLAG_MONITOR ) { - attr_merge( e, slap_schema.si_ad_monitorContext, - be->be_suffix, be->be_nsuffix ); - attr_merge( e_database, slap_schema.si_ad_monitorContext, - be->be_suffix, be->be_nsuffix ); + "monitor_subsys_database_init_one: " + "missing suffix for %s\n", + rdnval, 0, 0 ); } else { attr_merge( e, slap_schema.si_ad_namingContexts, - be->be_suffix, be->be_nsuffix ); + be->be_suffix, NULL ); attr_merge( e_database, slap_schema.si_ad_namingContexts, - be->be_suffix, be->be_nsuffix ); + be->be_suffix, NULL ); } - for ( j = nBackendInfo; j--; ) { - if ( backendInfo[ j ].bi_type == be->bd_info->bi_type ) { - struct berval bv; - - snprintf( buf, sizeof( buf ), - "cn=Backend %d,%s", - j, monitor_subsys[SLAPD_MONITOR_BACKEND].mss_dn.bv_val ); - bv.bv_val = buf; - bv.bv_len = strlen( buf ); - attr_merge_normalize_one( e, mi->mi_ad_seeAlso, - &bv, NULL ); + if ( SLAP_GLUE_SUBORDINATE( be ) ) { + BackendDB *sup_be = select_backend( &be->be_nsuffix[ 0 ], 1 ); + if ( sup_be == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init: " + "unable to get superior for %s\n", + be->be_suffix[ 0 ].bv_val, 0, 0 ); + + } else { + attr_merge( e, mi->mi_ad_monitorSuperiorDN, + sup_be->be_suffix, sup_be->be_nsuffix ); + } + } + } + + (void)init_readOnly( mi, e, be->be_restrictops ); + (void)init_restrictedOperation( mi, e, be->be_restrictops ); + + if ( SLAP_SHADOW( be ) && be->be_update_refs ) { + attr_merge_normalize( e, mi->mi_ad_monitorUpdateRef, + be->be_update_refs, NULL ); + } + + if ( oi != NULL ) { + slap_overinst *on = oi->oi_list, + *on1 = on; + + for ( ; on; on = on->on_next ) { + slap_overinst *on2; + + for ( on2 = on1; on2 != on; on2 = on2->on_next ) { + if ( on2->on_bi.bi_type == on->on_bi.bi_type ) { + break; + } + } + + if ( on2 != on ) { break; } + + ber_str2bv( on->on_bi.bi_type, 0, 0, &bv ); + attr_merge_normalize_one( e, mi->mi_ad_monitorOverlay, + &bv, NULL ); + + /* find the overlay number, j */ + for ( on2 = overlay_next( NULL ), j = 0; on2; on2 = overlay_next( on2 ), j++ ) { + if ( on2->on_bi.bi_type == on->on_bi.bi_type ) { + break; + } + } + assert( on2 != NULL ); + + snprintf( buf, sizeof( buf ), + "cn=Overlay %d,%s", + j, ms_overlay->mss_dn.bv_val ); + ber_str2bv( buf, 0, 0, &bv ); + attr_merge_normalize_one( e, + slap_schema.si_ad_seeAlso, + &bv, NULL ); } - /* we must find it! */ - assert( j >= 0 ); - - mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 ); - e->e_private = ( void * )mp; - mp->mp_next = e_tmp; - mp->mp_children = NULL; - mp->mp_info = &monitor_subsys[SLAPD_MONITOR_DATABASE]; - mp->mp_flags = monitor_subsys[SLAPD_MONITOR_DATABASE].mss_flags - | MONITOR_F_SUB; - - if ( monitor_cache_add( mi, e ) ) { -#ifdef NEW_LOGGING - LDAP_LOG( OPERATION, CRIT, - "monitor_subsys_database_init: " - "unable to add entry 'cn=Database %d,%s'\n", - i, monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, 0 ); -#else - Debug( LDAP_DEBUG_ANY, - "monitor_subsys_database_init: " - "unable to add entry 'cn=Database %d,%s'\n", - i, - monitor_subsys[SLAPD_MONITOR_DATABASE].mss_ndn.bv_val, - 0 ); -#endif - return( -1 ); + } + + j = -1; + LDAP_STAILQ_FOREACH( bi2, &backendInfo, bi_next ) { + j++; + if ( bi2->bi_type == bi->bi_type ) { + snprintf( buf, sizeof( buf ), + "cn=Backend %d,%s", + j, ms_backend->mss_dn.bv_val ); + bv.bv_val = buf; + bv.bv_len = strlen( buf ); + attr_merge_normalize_one( e, + slap_schema.si_ad_seeAlso, + &bv, NULL ); + break; } + } + /* we must find it! */ + assert( j >= 0 ); + + mp = monitor_entrypriv_create(); + if ( mp == NULL ) { + return -1; + } + e->e_private = ( void * )mp; + mp->mp_info = ms; + mp->mp_flags = ms->mss_flags + | MONITOR_F_SUB; + + if ( monitor_cache_add( mi, e ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init_one: " + "unable to add entry \"%s,%s\"\n", + rdn->bv_val, ms->mss_dn.bv_val, 0 ); + return( -1 ); + } #if defined(LDAP_SLAPI) - monitor_back_add_plugin( be, e ); + monitor_back_add_plugin( mi, be, e ); #endif /* defined(LDAP_SLAPI) */ - e_tmp = e; + if ( oi != NULL ) { + Entry **ep_overlay = &mp->mp_children; + slap_overinst *on = oi->oi_list; + + for ( ; on; on = on->on_next ) { + monitor_subsys_overlay_init_one( mi, be, + ms, ms_overlay, on, e, ep_overlay ); + } + } + + **epp = e; + *epp = &mp->mp_next; + + return 0; +} + +static int +monitor_back_register_database_and_overlay( + BackendDB *be, + struct slap_overinst *on, + struct berval *ndn_out ) +{ + monitor_info_t *mi; + Entry *e_database, **ep; + int i, rc; + monitor_entry_t *mp; + monitor_subsys_t *ms_backend, + *ms_database, + *ms_overlay; + struct berval bv; + char buf[ BACKMONITOR_BUFSIZE ]; + + assert( be_monitor != NULL ); + + if ( !monitor_subsys_is_opened() ) { + if ( on ) { + return monitor_back_register_overlay_limbo( be, on, ndn_out ); + + } else { + return monitor_back_register_database_limbo( be, ndn_out ); + } + } + + mi = ( monitor_info_t * )be_monitor->be_private; + + ms_backend = monitor_back_get_subsys( SLAPD_MONITOR_BACKEND_NAME ); + if ( ms_backend == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_back_register_database: " + "unable to get " + "\"" SLAPD_MONITOR_BACKEND_NAME "\" " + "subsystem\n", + 0, 0, 0 ); + return -1; + } + + ms_database = monitor_back_get_subsys( SLAPD_MONITOR_DATABASE_NAME ); + if ( ms_database == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_back_register_database: " + "unable to get " + "\"" SLAPD_MONITOR_DATABASE_NAME "\" " + "subsystem\n", + 0, 0, 0 ); + return -1; + } + + ms_overlay = monitor_back_get_subsys( SLAPD_MONITOR_OVERLAY_NAME ); + if ( ms_overlay == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_back_register_database: " + "unable to get " + "\"" SLAPD_MONITOR_OVERLAY_NAME "\" " + "subsystem\n", + 0, 0, 0 ); + return -1; + } + + if ( monitor_cache_get( mi, &ms_database->mss_ndn, &e_database ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init: " + "unable to get entry \"%s\"\n", + ms_database->mss_ndn.bv_val, 0, 0 ); + return( -1 ); + } + + mp = ( monitor_entry_t * )e_database->e_private; + for ( i = -1, ep = &mp->mp_children; *ep; i++ ) { + Attribute *a; + + a = attr_find( (*ep)->e_attrs, slap_schema.si_ad_namingContexts ); + if ( a ) { + int j, k; + + /* FIXME: RFC 4512 defines namingContexts without an + * equality matching rule, making comparisons + * like this one tricky. We use a_vals and + * be_suffix instead for now. + */ + for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ ) { + for ( k = 0; !BER_BVISNULL( &be->be_suffix[ k ] ); k++ ) { + if ( dn_match( &a->a_vals[ j ], + &be->be_suffix[ k ] ) ) { + rc = 0; + goto done; + } + } + } + } + + mp = ( monitor_entry_t * )(*ep)->e_private; + + assert( mp != NULL ); + ep = &mp->mp_next; + } + + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "cn=Database %d", i ); + if ( bv.bv_len >= sizeof( buf ) ) { + rc = -1; + goto done; } - mp = ( struct monitorentrypriv * )e_database->e_private; - mp->mp_children = e_tmp; + rc = monitor_subsys_database_init_one( mi, be, + ms_database, ms_backend, ms_overlay, &bv, e_database, &ep ); + if ( rc != 0 ) { + goto done; + } + /* database_init_one advanced ep past where we want. + * But it stored the entry we want in mp->mp_next. + */ + ep = &mp->mp_next; +done:; + monitor_cache_release( mi, e_database ); + if ( rc == 0 && ndn_out && ep && *ep ) { + if ( on ) { + Entry *e_ov; + struct berval ov_type; + + ber_str2bv( on->on_bi.bi_type, 0, 0, &ov_type ); + + mp = ( monitor_entry_t * ) (*ep)->e_private; + for ( e_ov = mp->mp_children; e_ov; ) { + Attribute *a = attr_find( e_ov->e_attrs, mi->mi_ad_monitoredInfo ); + + if ( a != NULL && bvmatch( &a->a_nvals[ 0 ], &ov_type ) ) { + *ndn_out = e_ov->e_nname; + break; + } + + mp = ( monitor_entry_t * ) e_ov->e_private; + e_ov = mp->mp_next; + } + + } else { + *ndn_out = (*ep)->e_nname; + } + } + + return rc; +} + +int +monitor_back_register_database( + BackendDB *be, + struct berval *ndn_out ) +{ + return monitor_back_register_database_and_overlay( be, NULL, ndn_out ); +} + +int +monitor_back_register_overlay( + BackendDB *be, + struct slap_overinst *on, + struct berval *ndn_out ) +{ + return monitor_back_register_database_and_overlay( be, on, ndn_out ); +} + +int +monitor_subsys_database_init( + BackendDB *be, + monitor_subsys_t *ms ) +{ + monitor_info_t *mi; + Entry *e_database, **ep; + int i, rc; + monitor_entry_t *mp; + monitor_subsys_t *ms_backend, + *ms_overlay; + struct berval bv; + + assert( be != NULL ); + + ms->mss_modify = monitor_subsys_database_modify; + + mi = ( monitor_info_t * )be->be_private; + + ms_backend = monitor_back_get_subsys( SLAPD_MONITOR_BACKEND_NAME ); + if ( ms_backend == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init: " + "unable to get " + "\"" SLAPD_MONITOR_BACKEND_NAME "\" " + "subsystem\n", + 0, 0, 0 ); + return -1; + } + + ms_overlay = monitor_back_get_subsys( SLAPD_MONITOR_OVERLAY_NAME ); + if ( ms_overlay == NULL ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init: " + "unable to get " + "\"" SLAPD_MONITOR_OVERLAY_NAME "\" " + "subsystem\n", + 0, 0, 0 ); + return -1; + } + + if ( monitor_cache_get( mi, &ms->mss_ndn, &e_database ) ) { + Debug( LDAP_DEBUG_ANY, + "monitor_subsys_database_init: " + "unable to get entry \"%s\"\n", + ms->mss_ndn.bv_val, 0, 0 ); + return( -1 ); + } + + (void)init_readOnly( mi, e_database, frontendDB->be_restrictops ); + (void)init_restrictedOperation( mi, e_database, frontendDB->be_restrictops ); + + mp = ( monitor_entry_t * )e_database->e_private; + mp->mp_children = NULL; + ep = &mp->mp_children; + + BER_BVSTR( &bv, "cn=Frontend" ); + rc = monitor_subsys_database_init_one( mi, frontendDB, + ms, ms_backend, ms_overlay, &bv, e_database, &ep ); + if ( rc != 0 ) { + return rc; + } + + i = -1; + LDAP_STAILQ_FOREACH( be, &backendDB, be_next ) { + char buf[ BACKMONITOR_BUFSIZE ]; + + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "cn=Database %d", ++i ); + if ( bv.bv_len >= sizeof( buf ) ) { + return -1; + } + + rc = monitor_subsys_database_init_one( mi, be, + ms, ms_backend, ms_overlay, &bv, e_database, &ep ); + if ( rc != 0 ) { + return rc; + } + } + monitor_cache_release( mi, e_database ); return( 0 ); } +/* + * v: array of values + * cur: must not contain the tags corresponding to the values in v + * delta: will contain the tags corresponding to the values in v + */ +static int +value_mask( BerVarray v, slap_mask_t cur, slap_mask_t *delta ) +{ + for ( ; !BER_BVISNULL( v ); v++ ) { + struct restricted_ops_t *rops; + int i; + + if ( OID_LEADCHAR( v->bv_val[ 0 ] ) ) { + rops = restricted_exops; + + } else { + rops = restricted_ops; + } + + for ( i = 0; !BER_BVISNULL( &rops[ i ].op ); i++ ) { + if ( ber_bvstrcasecmp( v, &rops[ i ].op ) != 0 ) { + continue; + } + + if ( rops[ i ].tag & *delta ) { + return LDAP_OTHER; + } + + if ( rops[ i ].tag & cur ) { + return LDAP_OTHER; + } + + cur |= rops[ i ].tag; + *delta |= rops[ i ].tag; + + break; + } + + if ( BER_BVISNULL( &rops[ i ].op ) ) { + return LDAP_INVALID_SYNTAX; + } + } + + return LDAP_SUCCESS; +} + +static int +monitor_subsys_database_modify( + Operation *op, + SlapReply *rs, + Entry *e ) +{ + monitor_info_t *mi = (monitor_info_t *)op->o_bd->be_private; + int rc = LDAP_OTHER; + Attribute *save_attrs, *a; + Modifications *ml; + Backend *be; + int ro_gotval = 1, i, n; + slap_mask_t rp_add = 0, rp_delete = 0, rp_cur; + struct berval *tf; + + i = sscanf( e->e_nname.bv_val, "cn=database %d,", &n ); + if ( i != 1 ) { + return SLAP_CB_CONTINUE; + } + + if ( n < 0 || n >= nBackendDB ) { + rs->sr_text = "invalid database index"; + return ( rs->sr_err = LDAP_NO_SUCH_OBJECT ); + } + + LDAP_STAILQ_FOREACH( be, &backendDB, be_next ) { + if ( n == 0 ) { + break; + } + n--; + } + /* do not allow some changes on back-monitor (needs work)... */ + if ( SLAP_MONITOR( be ) ) { + rs->sr_text = "no modifications allowed to monitor database entry"; + return ( rs->sr_err = LDAP_UNWILLING_TO_PERFORM ); + } + + rp_cur = be->be_restrictops; + + save_attrs = e->e_attrs; + e->e_attrs = attrs_dup( e->e_attrs ); + + for ( ml = op->orm_modlist; ml; ml = ml->sml_next ) { + Modification *mod = &ml->sml_mod; + + if ( mod->sm_desc == mi->mi_ad_readOnly ) { + int val = -1; + + if ( mod->sm_values ) { + if ( !BER_BVISNULL( &mod->sm_values[ 1 ] ) ) { + rs->sr_text = "attempting to modify multiple values of single-valued attribute"; + rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION; + goto done; + } + + if ( bvmatch( &slap_true_bv, mod->sm_values )) { + val = 1; + + } else if ( bvmatch( &slap_false_bv, mod->sm_values )) { + val = 0; + + } else { + assert( 0 ); + rc = rs->sr_err = LDAP_INVALID_SYNTAX; + goto done; + } + } + + switch ( mod->sm_op ) { + case LDAP_MOD_DELETE: + if ( ro_gotval < 1 ) { + rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION; + goto done; + } + ro_gotval--; + + if ( val == 0 && ( rp_cur & SLAP_RESTRICT_OP_WRITES ) == SLAP_RESTRICT_OP_WRITES ) { + rc = rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE; + goto done; + } + + if ( val == 1 && ( rp_cur & SLAP_RESTRICT_OP_WRITES ) != SLAP_RESTRICT_OP_WRITES ) { + rc = rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE; + goto done; + } + + break; + + case LDAP_MOD_REPLACE: + ro_gotval = 0; + /* fall thru */ + + case LDAP_MOD_ADD: + if ( ro_gotval > 0 ) { + rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION; + goto done; + } + ro_gotval++; + + if ( val == 1 ) { + rp_add |= (~rp_cur) & SLAP_RESTRICT_OP_WRITES; + rp_cur |= SLAP_RESTRICT_OP_WRITES; + rp_delete &= ~SLAP_RESTRICT_OP_WRITES; + + } else if ( val == 0 ) { + rp_delete |= rp_cur & SLAP_RESTRICT_OP_WRITES; + rp_cur &= ~SLAP_RESTRICT_OP_WRITES; + rp_add &= ~SLAP_RESTRICT_OP_WRITES; + } + break; + + default: + rc = rs->sr_err = LDAP_OTHER; + goto done; + } + + } else if ( mod->sm_desc == mi->mi_ad_restrictedOperation ) { + slap_mask_t mask = 0; + + switch ( mod->sm_op ) { + case LDAP_MOD_DELETE: + if ( mod->sm_values == NULL ) { + rp_delete = rp_cur; + rp_cur = 0; + rp_add = 0; + break; + } + rc = value_mask( mod->sm_values, ~rp_cur, &mask ); + if ( rc == LDAP_SUCCESS ) { + rp_delete |= mask; + rp_add &= ~mask; + rp_cur &= ~mask; + + } else if ( rc == LDAP_OTHER ) { + rc = LDAP_NO_SUCH_ATTRIBUTE; + } + break; + + case LDAP_MOD_REPLACE: + rp_delete = rp_cur; + rp_cur = 0; + rp_add = 0; + /* fall thru */ + + case LDAP_MOD_ADD: + rc = value_mask( mod->sm_values, rp_cur, &mask ); + if ( rc == LDAP_SUCCESS ) { + rp_add |= mask; + rp_cur |= mask; + rp_delete &= ~mask; + + } else if ( rc == LDAP_OTHER ) { + rc = rs->sr_err = LDAP_TYPE_OR_VALUE_EXISTS; + } + break; + + default: + rc = rs->sr_err = LDAP_OTHER; + break; + } + + if ( rc != LDAP_SUCCESS ) { + goto done; + } + + } else if ( is_at_operational( mod->sm_desc->ad_type )) { + /* accept all operational attributes */ + attr_delete( &e->e_attrs, mod->sm_desc ); + rc = attr_merge( e, mod->sm_desc, mod->sm_values, + mod->sm_nvalues ); + if ( rc ) { + rc = rs->sr_err = LDAP_OTHER; + break; + } + + } else { + rc = rs->sr_err = LDAP_UNWILLING_TO_PERFORM; + break; + } + } + + /* sanity checks: */ + if ( ro_gotval < 1 ) { + rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION; + goto done; + } + + if ( ( rp_cur & SLAP_RESTRICT_OP_EXTENDED ) && ( rp_cur & SLAP_RESTRICT_EXOP_MASK ) ) { + rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION; + goto done; + } + + if ( rp_delete & rp_add ) { + rc = rs->sr_err = LDAP_OTHER; + goto done; + } + + /* check current value of readOnly */ + if ( ( rp_cur & SLAP_RESTRICT_OP_WRITES ) == SLAP_RESTRICT_OP_WRITES ) { + tf = (struct berval *)&slap_true_bv; + + } else { + tf = (struct berval *)&slap_false_bv; + } + + a = attr_find( e->e_attrs, mi->mi_ad_readOnly ); + if ( a == NULL ) { + rc = LDAP_OTHER; + goto done; + } + + if ( !bvmatch( &a->a_vals[ 0 ], tf ) ) { + attr_delete( &e->e_attrs, mi->mi_ad_readOnly ); + rc = attr_merge_one( e, mi->mi_ad_readOnly, tf, tf ); + } + + if ( rc == LDAP_SUCCESS ) { + if ( rp_delete ) { + if ( rp_delete == be->be_restrictops ) { + attr_delete( &e->e_attrs, mi->mi_ad_restrictedOperation ); + + } else { + a = attr_find( e->e_attrs, mi->mi_ad_restrictedOperation ); + if ( a == NULL ) { + rc = rs->sr_err = LDAP_OTHER; + goto done; + } + + for ( i = 0; !BER_BVISNULL( &restricted_ops[ i ].op ); i++ ) { + if ( rp_delete & restricted_ops[ i ].tag ) { + int j; + + for ( j = 0; !BER_BVISNULL( &a->a_nvals[ j ] ); j++ ) { + int k; + + if ( !bvmatch( &a->a_nvals[ j ], &restricted_ops[ i ].op ) ) { + continue; + } + + ch_free( a->a_vals[ j ].bv_val ); + ch_free( a->a_nvals[ j ].bv_val ); + + for ( k = j + 1; !BER_BVISNULL( &a->a_nvals[ k ] ); k++ ) { + a->a_vals[ k - 1 ] = a->a_vals[ k ]; + a->a_nvals[ k - 1 ] = a->a_nvals[ k ]; + } + + BER_BVZERO( &a->a_vals[ k - 1 ] ); + BER_BVZERO( &a->a_nvals[ k - 1 ] ); + a->a_numvals--; + } + } + } + + for ( i = 0; !BER_BVISNULL( &restricted_exops[ i ].op ); i++ ) { + if ( rp_delete & restricted_exops[ i ].tag ) { + int j; + + for ( j = 0; !BER_BVISNULL( &a->a_nvals[ j ] ); j++ ) { + int k; + + if ( !bvmatch( &a->a_nvals[ j ], &restricted_exops[ i ].op ) ) { + continue; + } + + ch_free( a->a_vals[ j ].bv_val ); + ch_free( a->a_nvals[ j ].bv_val ); + + for ( k = j + 1; !BER_BVISNULL( &a->a_nvals[ k ] ); k++ ) { + a->a_vals[ k - 1 ] = a->a_vals[ k ]; + a->a_nvals[ k - 1 ] = a->a_nvals[ k ]; + } + + BER_BVZERO( &a->a_vals[ k - 1 ] ); + BER_BVZERO( &a->a_nvals[ k - 1 ] ); + a->a_numvals--; + } + } + } + + if ( a->a_vals == NULL ) { + assert( a->a_numvals == 0 ); + + attr_delete( &e->e_attrs, mi->mi_ad_restrictedOperation ); + } + } + } + + if ( rp_add ) { + for ( i = 0; !BER_BVISNULL( &restricted_ops[ i ].op ); i++ ) { + if ( rp_add & restricted_ops[ i ].tag ) { + attr_merge_one( e, mi->mi_ad_restrictedOperation, + &restricted_ops[ i ].op, + &restricted_ops[ i ].op ); + } + } + + for ( i = 0; !BER_BVISNULL( &restricted_exops[ i ].op ); i++ ) { + if ( rp_add & restricted_exops[ i ].tag ) { + attr_merge_one( e, mi->mi_ad_restrictedOperation, + &restricted_exops[ i ].op, + &restricted_exops[ i ].op ); + } + } + } + } + + be->be_restrictops = rp_cur; + +done:; + if ( rc == LDAP_SUCCESS ) { + attrs_free( save_attrs ); + rc = SLAP_CB_CONTINUE; + + } else { + Attribute *tmp = e->e_attrs; + e->e_attrs = save_attrs; + attrs_free( tmp ); + } + return rc; +} + #if defined(LDAP_SLAPI) static int -monitor_back_add_plugin( Backend *be, Entry *e_database ) +monitor_back_add_plugin( monitor_info_t *mi, Backend *be, Entry *e_database ) { - Slapi_PBlock *pCurrentPB; - int i, rc = LDAP_SUCCESS; - struct monitorinfo *mi = ( struct monitorinfo * )be->be_private; + Slapi_PBlock *pCurrentPB; + int i, rc = LDAP_SUCCESS; - if ( slapi_x_pblock_get_first( be, &pCurrentPB ) != LDAP_SUCCESS ) { + if ( slapi_int_pblock_get_first( be, &pCurrentPB ) != LDAP_SUCCESS ) { /* * LDAP_OTHER is returned if no plugins are installed */ @@ -276,26 +1017,29 @@ monitor_back_add_plugin( Backend *be, Entry *e_database ) if ( rc != LDAP_SUCCESS ) { goto done; } + if ( srchdesc ) { + snprintf( buf, sizeof(buf), + "plugin %d name: %s; " + "vendor: %s; " + "version: %s; " + "description: %s", + i, + srchdesc->spd_id, + srchdesc->spd_vendor, + srchdesc->spd_version, + srchdesc->spd_description ); + } else { + snprintf( buf, sizeof(buf), + "plugin %d name: ", i ); + } - snprintf( buf, sizeof(buf), - "plugin %d name: %s; " - "vendor: %s; " - "version: %s; " - "description: %s", - i, - srchdesc->spd_id, - srchdesc->spd_vendor, - srchdesc->spd_version, - srchdesc->spd_description ); - - bv.bv_val = buf; - bv.bv_len = strlen( buf ); + ber_str2bv( buf, 0, 0, &bv ); attr_merge_normalize_one( e_database, mi->mi_ad_monitoredInfo, &bv, NULL ); i++; - } while ( ( slapi_x_pblock_get_next( &pCurrentPB ) == LDAP_SUCCESS ) + } while ( ( slapi_int_pblock_get_next( &pCurrentPB ) == LDAP_SUCCESS ) && ( pCurrentPB != NULL ) ); done: