/* database.c - deals with database subsystem */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 2001-2009 The OpenLDAP Foundation. * Portions Copyright 2001-2003 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 file LICENSE in the * top-level directory of the distribution or, alternatively, at * . */ /* ACKNOWLEDGEMENTS: * This work was initially developed by Pierangelo Masarati for inclusion * in OpenLDAP Software. */ #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( monitor_info_t *mi, Backend *be, Entry *e ); #endif /* defined(LDAP_SLAPI) */ 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 berval *tf = ( ( restrictops & SLAP_RESTRICT_OP_MASK ) == SLAP_RESTRICT_OP_WRITES ) ? (struct berval *)&slap_true_bv : (struct berval *)&slap_false_bv; return attr_merge_one( e, mi->mi_ad_readOnly, tf, NULL ); } static int init_restrictedOperation( monitor_info_t *mi, Entry *e, slap_mask_t restrictops ) { int i, rc; 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_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 ); 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 ); if ( SLAP_MONITOR( be ) ) { attr_merge( e_overlay, slap_schema.si_ad_monitorContext, be->be_suffix, be->be_nsuffix ); } else { attr_merge( e_overlay, slap_schema.si_ad_namingContexts, be->be_suffix, NULL ); } 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_one: " "missing suffix for %s\n", rdnval, 0, 0 ); } else { attr_merge( e, slap_schema.si_ad_namingContexts, be->be_suffix, NULL ); attr_merge( e_database, slap_schema.si_ad_namingContexts, be->be_suffix, 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 ); } } 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( mi, be, e ); #endif /* defined(LDAP_SLAPI) */ 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; } 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( monitor_info_t *mi, Backend *be, Entry *e_database ) { Slapi_PBlock *pCurrentPB; int i, rc = LDAP_SUCCESS; if ( slapi_int_pblock_get_first( be, &pCurrentPB ) != LDAP_SUCCESS ) { /* * LDAP_OTHER is returned if no plugins are installed */ rc = LDAP_OTHER; goto done; } i = 0; do { Slapi_PluginDesc *srchdesc; char buf[ BACKMONITOR_BUFSIZE ]; struct berval bv; rc = slapi_pblock_get( pCurrentPB, SLAPI_PLUGIN_DESCRIPTION, &srchdesc ); 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 ); } ber_str2bv( buf, 0, 0, &bv ); attr_merge_normalize_one( e_database, mi->mi_ad_monitoredInfo, &bv, NULL ); i++; } while ( ( slapi_int_pblock_get_next( &pCurrentPB ) == LDAP_SUCCESS ) && ( pCurrentPB != NULL ) ); done: return rc; } #endif /* defined(LDAP_SLAPI) */