/* $NetBSD: init.c,v 1.3 2021/08/14 16:15:00 christos Exp $ */ /* init.c - initialize monitor backend */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 2001-2021 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 __RCSID("$NetBSD: init.c,v 1.3 2021/08/14 16:15:00 christos Exp $"); #include "portable.h" #include #include #include #include "slap.h" #include "slap-config.h" #include "lber_pvt.h" #include "back-monitor.h" #include "slap-config.h" #undef INTEGRATE_CORE_SCHEMA /* * used by many functions to add description to entries * * WARNING: be_monitor may change as new databases are added, * so it should not be used outside monitor_back_db_init() * until monitor_back_db_open is called. */ BackendDB *be_monitor; static struct monitor_subsys_t **monitor_subsys; static int monitor_subsys_opened; static monitor_info_t monitor_info; static const monitor_extra_t monitor_extra = { monitor_back_is_configured, monitor_back_get_subsys, monitor_back_get_subsys_by_dn, monitor_back_register_subsys, monitor_back_register_backend, monitor_back_register_database, monitor_back_register_overlay_info, monitor_back_register_overlay, monitor_back_register_entry, monitor_back_register_entry_parent, monitor_back_register_entry_attrs, monitor_back_register_entry_callback, monitor_back_unregister_entry, monitor_back_unregister_entry_parent, monitor_back_unregister_entry_attrs, monitor_back_unregister_entry_callback, monitor_back_entry_stub, monitor_back_entrypriv_create, monitor_back_register_subsys_late, monitor_back_entry_get_unlocked }; /* * subsystem data * * the known subsystems are added to the subsystems * array at backend initialization; other subsystems * may be added by calling monitor_back_register_subsys() * before the database is opened (e.g. by other backends * or by overlays or modules). */ static struct monitor_subsys_t known_monitor_subsys[] = { { SLAPD_MONITOR_BACKEND_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about available backends." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_backend_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_CONN_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about connections." ), BER_BVNULL }, MONITOR_F_VOLATILE_CH, monitor_subsys_conn_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_DATABASE_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about configured databases." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_database_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_LISTENER_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about active listeners." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_listener_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_LOG_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about logging." ), BER_BVC( "Set the attribute \"managedInfo\" to the desired log levels." ), BER_BVNULL }, MONITOR_F_NONE, monitor_subsys_log_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL, /* modify */ }, { SLAPD_MONITOR_OPS_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about performed operations." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_ops_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL, /* modify */ }, { SLAPD_MONITOR_OVERLAY_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about available overlays." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_overlay_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL, /* modify */ }, { SLAPD_MONITOR_SASL_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about SASL." ), BER_BVNULL }, MONITOR_F_NONE, NULL, /* init */ NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_SENT_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains statistics." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_sent_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL, /* modify */ }, { SLAPD_MONITOR_THREAD_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about threads." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_thread_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_TIME_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about time." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_time_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL, /* modify */ }, { SLAPD_MONITOR_TLS_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about TLS." ), BER_BVNULL }, MONITOR_F_NONE, NULL, /* init */ NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { SLAPD_MONITOR_RWW_NAME, BER_BVNULL, BER_BVNULL, BER_BVNULL, { BER_BVC( "This subsystem contains information about read/write waiters." ), BER_BVNULL }, MONITOR_F_PERSISTENT_CH, monitor_subsys_rww_init, NULL, /* destroy */ NULL, /* update */ NULL, /* create */ NULL /* modify */ }, { NULL } }; int monitor_subsys_is_opened( void ) { return monitor_subsys_opened; } int monitor_back_register_subsys( monitor_subsys_t *ms ) { int i = 0; if ( monitor_subsys ) { for ( ; monitor_subsys[ i ] != NULL; i++ ) /* just count'em */ ; } monitor_subsys = ch_realloc( monitor_subsys, ( 2 + i ) * sizeof( monitor_subsys_t * ) ); if ( monitor_subsys == NULL ) { return -1; } monitor_subsys[ i ] = ms; monitor_subsys[ i + 1 ] = NULL; /* if a subsystem is registered __AFTER__ subsystem * initialization (depending on the sequence the databases * are listed in slapd.conf), init it */ if ( monitor_subsys_is_opened() ) { /* FIXME: this should only be possible * if be_monitor is already initialized */ assert( be_monitor != NULL ); if ( ms->mss_open && ( *ms->mss_open )( be_monitor, ms ) ) { return -1; } ms->mss_flags |= MONITOR_F_OPENED; } return 0; } enum { LIMBO_ENTRY, LIMBO_ENTRY_PARENT, LIMBO_ATTRS, LIMBO_CB, LIMBO_BACKEND, LIMBO_DATABASE, LIMBO_OVERLAY_INFO, LIMBO_OVERLAY, LIMBO_SUBSYS, LIMBO_LAST }; typedef struct entry_limbo_t { int el_type; BackendInfo *el_bi; BackendDB *el_be; slap_overinst *el_on; Entry *el_e; Attribute *el_a; struct berval *el_ndn; struct berval el_nbase; int el_scope; struct berval el_filter; monitor_callback_t *el_cb; monitor_subsys_t *el_mss; unsigned long el_flags; struct entry_limbo_t *el_next; } entry_limbo_t; int monitor_back_is_configured( void ) { return be_monitor != NULL; } int monitor_back_register_subsys_late( monitor_subsys_t *ms ) { entry_limbo_t **elpp, el = { 0 }; monitor_info_t *mi; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_subsys_late: " "monitor database not configured.\n" ); return -1; } /* everything is ready, can register already */ if ( monitor_subsys_is_opened() ) { return monitor_back_register_subsys( ms ); } mi = ( monitor_info_t * )be_monitor->be_private; el.el_type = LIMBO_SUBSYS; el.el_mss = ms; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); el.el_next = NULL; **elpp = el; return 0; } int monitor_back_register_backend( BackendInfo *bi ) { return -1; } int monitor_back_register_overlay_info( slap_overinst *on ) { return -1; } int monitor_back_register_backend_limbo( BackendInfo *bi ) { return -1; } int monitor_back_register_database_limbo( BackendDB *be, struct berval *ndn_out ) { entry_limbo_t **elpp, el = { 0 }; monitor_info_t *mi; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_database_limbo: " "monitor database not configured.\n" ); return -1; } mi = ( monitor_info_t * )be_monitor->be_private; el.el_type = LIMBO_DATABASE; el.el_be = be->bd_self; el.el_ndn = ndn_out; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); el.el_next = NULL; **elpp = el; return 0; } int monitor_back_register_overlay_info_limbo( slap_overinst *on ) { return -1; } int monitor_back_register_overlay_limbo( BackendDB *be, struct slap_overinst *on, struct berval *ndn_out ) { entry_limbo_t **elpp, el = { 0 }; monitor_info_t *mi; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_overlay_limbo: " "monitor database not configured.\n" ); return -1; } mi = ( monitor_info_t * )be_monitor->be_private; el.el_type = LIMBO_OVERLAY; el.el_be = be->bd_self; el.el_on = on; el.el_ndn = ndn_out; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); el.el_next = NULL; **elpp = el; return 0; } int monitor_back_register_entry( Entry *e, monitor_callback_t *cb, monitor_subsys_t *mss, unsigned long flags ) { monitor_info_t *mi; int rc = 0; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "monitor database not configured.\n", e->e_name.bv_val ); return -1; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); assert( e != NULL ); assert( e->e_private == NULL ); if ( monitor_subsys_is_opened() ) { Entry *e_parent = NULL, *e_new = NULL, **ep = NULL; struct berval pdn = BER_BVNULL; monitor_entry_t *mp = NULL, *mp_parent = NULL; if ( monitor_cache_get( mi, &e->e_nname, &e_parent ) == 0 ) { /* entry exists */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "entry exists\n", e->e_name.bv_val ); monitor_cache_release( mi, e_parent ); return -1; } dnParent( &e->e_nname, &pdn ); if ( monitor_cache_get( mi, &pdn, &e_parent ) != 0 ) { /* parent does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "parent \"%s\" not found\n", e->e_name.bv_val, pdn.bv_val ); return -1; } assert( e_parent->e_private != NULL ); mp_parent = ( monitor_entry_t * )e_parent->e_private; if ( mp_parent->mp_flags & MONITOR_F_VOLATILE ) { /* entry is volatile; cannot append children */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "parent \"%s\" is volatile\n", e->e_name.bv_val, e_parent->e_name.bv_val ); rc = -1; goto done; } mp = monitor_entrypriv_create(); if ( mp == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "monitor_entrypriv_create() failed\n", e->e_name.bv_val ); rc = -1; goto done; } e_new = entry_dup( e ); if ( e_new == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "entry_dup() failed\n", e->e_name.bv_val ); rc = -1; goto done; } e_new->e_private = ( void * )mp; if ( mss != NULL ) { mp->mp_info = mss; mp->mp_flags = flags; } else { mp->mp_info = mp_parent->mp_info; mp->mp_flags = mp_parent->mp_flags | MONITOR_F_SUB; } mp->mp_cb = cb; ep = &mp_parent->mp_children; for ( ; *ep; ) { mp_parent = ( monitor_entry_t * )(*ep)->e_private; ep = &mp_parent->mp_next; } *ep = e_new; if ( monitor_cache_add( mi, e_new ) ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "unable to add entry\n", e->e_name.bv_val ); rc = -1; goto done; } done:; if ( rc ) { if ( mp ) { ch_free( mp ); } if ( e_new ) { e_new->e_private = NULL; entry_free( e_new ); } } if ( e_parent ) { monitor_cache_release( mi, e_parent ); } } else { entry_limbo_t **elpp, el = { 0 }; el.el_type = LIMBO_ENTRY; el.el_e = entry_dup( e ); if ( el.el_e == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "entry_dup() failed\n", e->e_name.bv_val ); return -1; } el.el_cb = cb; el.el_mss = mss; el.el_flags = flags; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); if ( *elpp == NULL ) { el.el_e->e_private = NULL; entry_free( el.el_e ); return -1; } el.el_next = NULL; **elpp = el; } return rc; } int monitor_back_register_entry_parent( Entry *e, monitor_callback_t *cb, monitor_subsys_t *mss, unsigned long flags, struct berval *nbase, int scope, struct berval *filter ) { monitor_info_t *mi; struct berval ndn = BER_BVNULL; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(base=\"%s\" scope=%s filter=\"%s\"): " "monitor database not configured.\n", BER_BVISNULL( nbase ) ? "" : nbase->bv_val, ldap_pvt_scope2str( scope ), BER_BVISNULL( filter ) ? "" : filter->bv_val ); return -1; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); assert( e != NULL ); assert( e->e_private == NULL ); if ( BER_BVISNULL( filter ) ) { /* need a filter */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"\"): " "need a valid filter\n" ); return -1; } if ( monitor_subsys_is_opened() ) { Entry *e_parent = NULL, *e_new = NULL, **ep = NULL; struct berval e_name = BER_BVNULL, e_nname = BER_BVNULL; monitor_entry_t *mp = NULL, *mp_parent = NULL; int rc = 0; if ( monitor_search2ndn( nbase, scope, filter, &ndn ) ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"\"): " "base=\"%s\" scope=%s filter=\"%s\": " "unable to find entry\n", nbase->bv_val ? nbase->bv_val : "\"\"", ldap_pvt_scope2str( scope ), filter->bv_val ); return -1; } if ( monitor_cache_get( mi, &ndn, &e_parent ) != 0 ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"%s\"): " "parent entry does not exist\n", ndn.bv_val ); rc = -1; goto done; } assert( e_parent->e_private != NULL ); mp_parent = ( monitor_entry_t * )e_parent->e_private; if ( mp_parent->mp_flags & MONITOR_F_VOLATILE ) { /* entry is volatile; cannot append callback */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"%s\"): " "entry is volatile\n", e_parent->e_name.bv_val ); rc = -1; goto done; } build_new_dn( &e_name, &e_parent->e_name, &e->e_name, NULL ); build_new_dn( &e_nname, &e_parent->e_nname, &e->e_nname, NULL ); if ( monitor_cache_get( mi, &e_nname, &e_new ) == 0 ) { /* entry already exists */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"%s\"): " "entry already exists\n", e_name.bv_val ); monitor_cache_release( mi, e_new ); e_new = NULL; rc = -1; goto done; } mp = monitor_entrypriv_create(); if ( mp == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_parent(\"%s\"): " "monitor_entrypriv_create() failed\n", e->e_name.bv_val ); rc = -1; goto done; } e_new = entry_dup( e ); if ( e_new == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "entry_dup() failed\n", e->e_name.bv_val ); rc = -1; goto done; } ch_free( e_new->e_name.bv_val ); ch_free( e_new->e_nname.bv_val ); e_new->e_name = e_name; e_new->e_nname = e_nname; e_new->e_private = ( void * )mp; if ( mss != NULL ) { mp->mp_info = mss; mp->mp_flags = flags; } else { mp->mp_info = mp_parent->mp_info; mp->mp_flags = mp_parent->mp_flags | MONITOR_F_SUB; } mp->mp_cb = cb; ep = &mp_parent->mp_children; for ( ; *ep; ) { mp_parent = ( monitor_entry_t * )(*ep)->e_private; ep = &mp_parent->mp_next; } *ep = e_new; if ( monitor_cache_add( mi, e_new ) ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "unable to add entry\n", e->e_name.bv_val ); rc = -1; goto done; } done:; if ( !BER_BVISNULL( &ndn ) ) { ch_free( ndn.bv_val ); } if ( rc ) { if ( mp ) { ch_free( mp ); } if ( e_new ) { e_new->e_private = NULL; entry_free( e_new ); } } if ( e_parent ) { monitor_cache_release( mi, e_parent ); } } else { entry_limbo_t **elpp = NULL, el = { 0 }; el.el_type = LIMBO_ENTRY_PARENT; el.el_e = entry_dup( e ); if ( el.el_e == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry(\"%s\"): " "entry_dup() failed\n", e->e_name.bv_val ); goto done_limbo; } if ( !BER_BVISNULL( nbase ) ) { ber_dupbv( &el.el_nbase, nbase ); } el.el_scope = scope; if ( !BER_BVISNULL( filter ) ) { ber_dupbv( &el.el_filter, filter ); } el.el_cb = cb; el.el_mss = mss; el.el_flags = flags; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); if ( *elpp == NULL ) { goto done_limbo; } done_limbo:; if ( *elpp != NULL ) { el.el_next = NULL; **elpp = el; } else { if ( !BER_BVISNULL( &el.el_filter ) ) { ch_free( el.el_filter.bv_val ); } if ( !BER_BVISNULL( &el.el_nbase ) ) { ch_free( el.el_nbase.bv_val ); } entry_free( el.el_e ); return -1; } } return 0; } static int monitor_search2ndn_cb( Operation *op, SlapReply *rs ) { if ( rs->sr_type == REP_SEARCH ) { struct berval *ndn = op->o_callback->sc_private; if ( !BER_BVISNULL( ndn ) ) { rs->sr_err = LDAP_SIZELIMIT_EXCEEDED; ch_free( ndn->bv_val ); BER_BVZERO( ndn ); return rs->sr_err; } ber_dupbv( ndn, &rs->sr_entry->e_nname ); } return 0; } int monitor_search2ndn( struct berval *nbase, int scope, struct berval *filter, struct berval *ndn ) { Connection conn = { 0 }; OperationBuffer opbuf; Operation *op; void *thrctx; SlapReply rs = { REP_RESULT }; slap_callback cb = { NULL, monitor_search2ndn_cb, NULL, NULL }; int rc; BER_BVZERO( ndn ); if ( be_monitor == NULL ) { return -1; } thrctx = ldap_pvt_thread_pool_context(); connection_fake_init2( &conn, &opbuf, thrctx, 0 ); op = &opbuf.ob_op; op->o_tag = LDAP_REQ_SEARCH; /* use global malloc for now */ if ( op->o_tmpmemctx ) { op->o_tmpmemctx = NULL; } op->o_tmpmfuncs = &ch_mfuncs; op->o_bd = be_monitor; if ( nbase == NULL || BER_BVISNULL( nbase ) ) { ber_dupbv_x( &op->o_req_dn, &op->o_bd->be_suffix[ 0 ], op->o_tmpmemctx ); ber_dupbv_x( &op->o_req_ndn, &op->o_bd->be_nsuffix[ 0 ], op->o_tmpmemctx ); } else { if ( dnPrettyNormal( NULL, nbase, &op->o_req_dn, &op->o_req_ndn, op->o_tmpmemctx ) ) { return -1; } } op->o_callback = &cb; cb.sc_private = (void *)ndn; op->ors_scope = scope; op->ors_filter = str2filter_x( op, filter->bv_val ); if ( op->ors_filter == NULL ) { rc = LDAP_OTHER; goto cleanup; } ber_dupbv_x( &op->ors_filterstr, filter, op->o_tmpmemctx ); op->ors_attrs = slap_anlist_no_attrs; op->ors_attrsonly = 0; op->ors_tlimit = SLAP_NO_LIMIT; op->ors_slimit = 1; op->ors_limit = NULL; op->ors_deref = LDAP_DEREF_NEVER; op->o_nocaching = 1; op->o_managedsait = SLAP_CONTROL_NONCRITICAL; op->o_dn = be_monitor->be_rootdn; op->o_ndn = be_monitor->be_rootndn; rc = op->o_bd->be_search( op, &rs ); cleanup:; if ( op->ors_filter != NULL ) { filter_free_x( op, op->ors_filter, 1 ); } if ( !BER_BVISNULL( &op->ors_filterstr ) ) { op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx ); } if ( !BER_BVISNULL( &op->o_req_dn ) ) { op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx ); } if ( !BER_BVISNULL( &op->o_req_ndn ) ) { op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx ); } if ( rc != 0 ) { return rc; } switch ( rs.sr_err ) { case LDAP_SUCCESS: if ( BER_BVISNULL( ndn ) ) { rc = -1; } break; case LDAP_SIZELIMIT_EXCEEDED: default: if ( !BER_BVISNULL( ndn ) ) { ber_memfree( ndn->bv_val ); BER_BVZERO( ndn ); } rc = -1; break; } return rc; } int monitor_back_register_entry_attrs( struct berval *ndn_in, Attribute *a, monitor_callback_t *cb, struct berval *nbase, int scope, struct berval *filter ) { monitor_info_t *mi; struct berval ndn = BER_BVNULL; char *fname = ( a == NULL ? "callback" : "attrs" ); struct berval empty_bv = BER_BVC(""); if ( nbase == NULL ) nbase = &empty_bv; if ( filter == NULL ) filter = &empty_bv; if ( be_monitor == NULL ) { Debug(LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(base=\"%s\" scope=%s filter=\"%s\"): " "monitor database not configured.\n\n", fname, BER_BVISNULL(nbase) ? "" : nbase->bv_val, ldap_pvt_scope2str(scope), BER_BVISNULL(filter) ? "" : filter->bv_val ); return -1; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); if ( ndn_in != NULL ) { ndn = *ndn_in; } if ( a == NULL && cb == NULL ) { /* nothing to do */ return -1; } if ( ( ndn_in == NULL || BER_BVISNULL( &ndn ) ) && BER_BVISNULL( filter ) ) { /* need a filter */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(\"\"): " "need a valid filter\n", fname ); return -1; } if ( monitor_subsys_is_opened() ) { Entry *e = NULL; Attribute **atp = NULL; monitor_entry_t *mp = NULL; monitor_callback_t **mcp = NULL; int rc = 0; int freeit = 0; if ( BER_BVISNULL( &ndn ) ) { if ( monitor_search2ndn( nbase, scope, filter, &ndn ) ) { Debug(LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(\"\"): " "base=\"%s\" scope=%s filter=\"%s\": " "unable to find entry\n\n", fname, nbase->bv_val ? nbase->bv_val : "\"\"", ldap_pvt_scope2str(scope), filter->bv_val ); return -1; } freeit = 1; } if ( monitor_cache_get( mi, &ndn, &e ) != 0 ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(\"%s\"): " "entry does not exist\n", fname, ndn.bv_val ); rc = -1; goto done; } assert( e->e_private != NULL ); mp = ( monitor_entry_t * )e->e_private; if ( mp->mp_flags & MONITOR_F_VOLATILE ) { /* entry is volatile; cannot append callback */ Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(\"%s\"): " "entry is volatile\n", fname, e->e_name.bv_val ); rc = -1; goto done; } if ( a ) { for ( atp = &e->e_attrs; *atp; atp = &(*atp)->a_next ) /* just get to last */ ; for ( ; a != NULL; a = a->a_next ) { assert( a->a_desc != NULL ); assert( a->a_vals != NULL ); if ( attr_find( e->e_attrs, a->a_desc ) ) { attr_merge( e, a->a_desc, a->a_vals, a->a_nvals == a->a_vals ? NULL : a->a_nvals ); } else { *atp = attr_dup( a ); if ( *atp == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_register_entry_%s(\"%s\"): " "attr_dup() failed\n", fname, e->e_name.bv_val ); rc = -1; goto done; } atp = &(*atp)->a_next; } } } if ( cb ) { for ( mcp = &mp->mp_cb; *mcp; mcp = &(*mcp)->mc_next ) /* go to tail */ ; /* NOTE: we do not clear cb->mc_next, so this function * can be used to append a list of callbacks */ (*mcp) = cb; } done:; if ( rc ) { if ( atp && *atp ) { attrs_free( *atp ); *atp = NULL; } } if ( freeit ) { ber_memfree( ndn.bv_val ); } if ( e ) { monitor_cache_release( mi, e ); } } else { entry_limbo_t **elpp, el = { 0 }; el.el_type = LIMBO_ATTRS; el.el_ndn = ndn_in; if ( !BER_BVISNULL( nbase ) ) { ber_dupbv( &el.el_nbase, nbase); } el.el_scope = scope; if ( !BER_BVISNULL( filter ) ) { ber_dupbv( &el.el_filter, filter ); } el.el_a = attrs_dup( a ); el.el_cb = cb; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) /* go to last */; *elpp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) ); if ( *elpp == NULL ) { if ( !BER_BVISNULL( &el.el_filter ) ) { ch_free( el.el_filter.bv_val ); } if ( el.el_a != NULL ) { attrs_free( el.el_a ); } if ( !BER_BVISNULL( &el.el_nbase ) ) { ch_free( &el.el_nbase.bv_val ); } return -1; } el.el_next = NULL; **elpp = el; } return 0; } int monitor_back_register_entry_callback( struct berval *ndn, monitor_callback_t *cb, struct berval *nbase, int scope, struct berval *filter ) { return monitor_back_register_entry_attrs( ndn, NULL, cb, nbase, scope, filter ); } /* * TODO: add corresponding calls to remove installed callbacks, entries * and so, in case the entity that installed them is removed (e.g. a * database, via back-config) */ int monitor_back_unregister_entry( struct berval *ndn ) { monitor_info_t *mi; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry(\"%s\"): " "monitor database not configured.\n", ndn->bv_val ); return -1; } /* entry will be regularly freed, and resources released * according to callbacks */ if ( slapd_shutdown ) { return 0; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); if ( monitor_subsys_is_opened() ) { Entry *e = NULL; monitor_entry_t *mp = NULL; monitor_callback_t *cb = NULL; if ( monitor_cache_remove( mi, ndn, &e ) != 0 ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry(\"%s\"): " "entry removal failed.\n", ndn->bv_val ); return -1; } mp = (monitor_entry_t *)e->e_private; assert( mp != NULL ); for ( cb = mp->mp_cb; cb != NULL; ) { monitor_callback_t *next = cb->mc_next; if ( cb->mc_free ) { (void)cb->mc_free( e, &cb->mc_private ); } ch_free( cb ); cb = next; } ch_free( mp ); e->e_private = NULL; entry_free( e ); } else { entry_limbo_t **elpp; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) { entry_limbo_t *elp = *elpp; if ( elp->el_type == LIMBO_ENTRY && dn_match( ndn, &elp->el_e->e_nname ) ) { monitor_callback_t *cb, *next; for ( cb = elp->el_cb; cb; cb = next ) { /* FIXME: call callbacks? */ next = cb->mc_next; if ( cb->mc_dispose ) { cb->mc_dispose( &cb->mc_private ); } ch_free( cb ); } assert( elp->el_e != NULL ); elp->el_e->e_private = NULL; entry_free( elp->el_e ); *elpp = elp->el_next; ch_free( elp ); elpp = NULL; break; } } if ( elpp != NULL ) { /* not found! where did it go? */ return 1; } } return 0; } int monitor_back_unregister_entry_parent( struct berval *nrdn, monitor_callback_t *target_cb, struct berval *nbase, int scope, struct berval *filter ) { monitor_info_t *mi; struct berval ndn = BER_BVNULL; if ( be_monitor == NULL ) { Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry_parent(base=\"%s\" scope=%s filter=\"%s\"): " "monitor database not configured.\n", BER_BVISNULL( nbase ) ? "" : nbase->bv_val, ldap_pvt_scope2str( scope ), BER_BVISNULL( filter ) ? "" : filter->bv_val ); return -1; } /* entry will be regularly freed, and resources released * according to callbacks */ if ( slapd_shutdown ) { return 0; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); if ( ( nrdn == NULL || BER_BVISNULL( nrdn ) ) && BER_BVISNULL( filter ) ) { /* need a filter */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry_parent(\"\"): " "need a valid filter\n" ); return -1; } if ( monitor_subsys_is_opened() ) { Entry *e = NULL; monitor_entry_t *mp = NULL; if ( monitor_search2ndn( nbase, scope, filter, &ndn ) ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry_parent(\"\"): " "base=\"%s\" scope=%s filter=\"%s\": " "unable to find entry\n", nbase->bv_val ? nbase->bv_val : "\"\"", ldap_pvt_scope2str( scope ), filter->bv_val ); return -1; } if ( monitor_cache_remove( mi, &ndn, &e ) != 0 ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry(\"%s\"): " "entry removal failed.\n", ndn.bv_val ); ber_memfree( ndn.bv_val ); return -1; } ber_memfree( ndn.bv_val ); mp = (monitor_entry_t *)e->e_private; assert( mp != NULL ); if ( target_cb != NULL ) { monitor_callback_t **cbp; for ( cbp = &mp->mp_cb; *cbp != NULL; cbp = &(*cbp)->mc_next ) { if ( *cbp == target_cb ) { if ( (*cbp)->mc_free ) { (void)(*cbp)->mc_free( e, &(*cbp)->mc_private ); } *cbp = (*cbp)->mc_next; ch_free( target_cb ); break; } } } ch_free( mp ); e->e_private = NULL; entry_free( e ); } else { entry_limbo_t **elpp; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) { entry_limbo_t *elp = *elpp; if ( elp->el_type == LIMBO_ENTRY_PARENT && dn_match( nrdn, &elp->el_e->e_nname ) && dn_match( nbase, &elp->el_nbase ) && scope == elp->el_scope && bvmatch( filter, &elp->el_filter ) ) { monitor_callback_t *cb, *next; for ( cb = elp->el_cb; cb; cb = next ) { /* FIXME: call callbacks? */ next = cb->mc_next; if ( cb->mc_dispose ) { cb->mc_dispose( &cb->mc_private ); } ch_free( cb ); } assert( elp->el_e != NULL ); elp->el_e->e_private = NULL; entry_free( elp->el_e ); if ( !BER_BVISNULL( &elp->el_nbase ) ) { ch_free( elp->el_nbase.bv_val ); } if ( !BER_BVISNULL( &elp->el_filter ) ) { ch_free( elp->el_filter.bv_val ); } *elpp = elp->el_next; ch_free( elp ); elpp = NULL; break; } } if ( elpp != NULL ) { /* not found! where did it go? */ return 1; } } return 0; } int monitor_back_unregister_entry_attrs( struct berval *ndn_in, Attribute *target_a, monitor_callback_t *target_cb, struct berval *nbase, int scope, struct berval *filter ) { monitor_info_t *mi; struct berval ndn = BER_BVNULL; char *fname = ( target_a == NULL ? "callback" : "attrs" ); if ( be_monitor == NULL ) { Debug(LDAP_DEBUG_ANY, "monitor_back_unregister_entry_%s(base=\"%s\" scope=%s filter=\"%s\"): " "monitor database not configured.\n\n", fname, BER_BVISNULL(nbase) ? "" : nbase->bv_val, ldap_pvt_scope2str(scope), BER_BVISNULL(filter) ? "" : filter->bv_val ); return -1; } /* entry will be regularly freed, and resources released * according to callbacks */ if ( slapd_shutdown ) { return 0; } mi = ( monitor_info_t * )be_monitor->be_private; assert( mi != NULL ); if ( ndn_in != NULL ) { ndn = *ndn_in; } if ( target_a == NULL && target_cb == NULL ) { /* nothing to do */ return -1; } if ( ( ndn_in == NULL || BER_BVISNULL( &ndn ) ) && BER_BVISNULL( filter ) ) { /* need a filter */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry_%s(\"\"): " "need a valid filter\n", fname ); return -1; } if ( monitor_subsys_is_opened() ) { Entry *e = NULL; monitor_entry_t *mp = NULL; int freeit = 0; if ( BER_BVISNULL( &ndn ) ) { if ( monitor_search2ndn( nbase, scope, filter, &ndn ) ) { Debug(LDAP_DEBUG_ANY, "monitor_back_unregister_entry_%s(\"\"): " "base=\"%s\" scope=%d filter=\"%s\": " "unable to find entry\n\n", fname, nbase->bv_val ? nbase->bv_val : "\"\"", scope, filter->bv_val ); return -1; } freeit = 1; } if ( monitor_cache_get( mi, &ndn, &e ) != 0 ) { /* entry does not exist */ Debug( LDAP_DEBUG_ANY, "monitor_back_unregister_entry(\"%s\"): " "entry removal failed.\n", ndn.bv_val ); return -1; } mp = (monitor_entry_t *)e->e_private; assert( mp != NULL ); if ( target_cb != NULL ) { monitor_callback_t **cbp; for ( cbp = &mp->mp_cb; *cbp != NULL; cbp = &(*cbp)->mc_next ) { if ( *cbp == target_cb ) { if ( (*cbp)->mc_free ) { (void)(*cbp)->mc_free( e, &(*cbp)->mc_private ); } *cbp = (*cbp)->mc_next; ch_free( target_cb ); break; } } } if ( target_a != NULL ) { Attribute *a; for ( a = target_a; a != NULL; a = a->a_next ) { Modification mod = { 0 }; const char *text; char textbuf[ SLAP_TEXT_BUFLEN ]; mod.sm_op = LDAP_MOD_DELETE; mod.sm_desc = a->a_desc; mod.sm_values = a->a_vals; mod.sm_nvalues = a->a_nvals; (void)modify_delete_values( e, &mod, 1, &text, textbuf, sizeof( textbuf ) ); } } if ( freeit ) { ber_memfree( ndn.bv_val ); } monitor_cache_release( mi, e ); } else { entry_limbo_t **elpp; for ( elpp = &mi->mi_entry_limbo; *elpp; elpp = &(*elpp)->el_next ) { entry_limbo_t *elp = *elpp; if ( elp->el_type == LIMBO_ATTRS && dn_match( nbase, &elp->el_nbase ) && scope == elp->el_scope && bvmatch( filter, &elp->el_filter ) ) { monitor_callback_t *cb, *next; for ( cb = elp->el_cb; cb; cb = next ) { /* FIXME: call callbacks? */ next = cb->mc_next; if ( cb->mc_dispose ) { cb->mc_dispose( &cb->mc_private ); } ch_free( cb ); } assert( elp->el_e == NULL ); if ( elp->el_a != NULL ) { attrs_free( elp->el_a ); } if ( !BER_BVISNULL( &elp->el_nbase ) ) { ch_free( elp->el_nbase.bv_val ); } if ( !BER_BVISNULL( &elp->el_filter ) ) { ch_free( elp->el_filter.bv_val ); } *elpp = elp->el_next; ch_free( elp ); elpp = NULL; break; } } if ( elpp != NULL ) { /* not found! where did it go? */ return 1; } } return 0; } int monitor_back_unregister_entry_callback( struct berval *ndn, monitor_callback_t *cb, struct berval *nbase, int scope, struct berval *filter ) { /* TODO: lookup entry (by ndn, if not NULL, and/or by callback); * unregister the callback; if a is not null, unregister the * given attrs. In any case, call cb->cb_free */ return monitor_back_unregister_entry_attrs( ndn, NULL, cb, nbase, scope, filter ); } monitor_subsys_t * monitor_back_get_subsys( const char *name ) { if ( monitor_subsys != NULL ) { int i; for ( i = 0; monitor_subsys[ i ] != NULL; i++ ) { if ( strcasecmp( monitor_subsys[ i ]->mss_name, name ) == 0 ) { return monitor_subsys[ i ]; } } } return NULL; } monitor_subsys_t * monitor_back_get_subsys_by_dn( struct berval *ndn, int sub ) { if ( monitor_subsys != NULL ) { int i; if ( sub ) { for ( i = 0; monitor_subsys[ i ] != NULL; i++ ) { if ( dnIsSuffix( ndn, &monitor_subsys[ i ]->mss_ndn ) ) { return monitor_subsys[ i ]; } } } else { for ( i = 0; monitor_subsys[ i ] != NULL; i++ ) { if ( dn_match( ndn, &monitor_subsys[ i ]->mss_ndn ) ) { return monitor_subsys[ i ]; } } } } return NULL; } int monitor_back_initialize( BackendInfo *bi ) { static char *controls[] = { LDAP_CONTROL_MANAGEDSAIT, NULL }; static ConfigTable monitorcfg[] = { { NULL, NULL, 0, 0, 0, ARG_IGNORED, NULL, NULL, NULL, NULL } }; static ConfigOCs monitorocs[] = { { "( OLcfgDbOc:4.1 " "NAME 'olcMonitorConfig' " "DESC 'Monitor backend configuration' " "SUP olcDatabaseConfig " ")", Cft_Database, monitorcfg }, { NULL, 0, NULL } }; struct m_s { char *schema; slap_mask_t flags; int offset; } moc[] = { { "( 1.3.6.1.4.1.4203.666.3.16.1 " "NAME 'monitor' " "DESC 'OpenLDAP system monitoring' " "SUP top STRUCTURAL " "MUST cn " "MAY ( " "description " "$ seeAlso " "$ labeledURI " "$ monitoredInfo " "$ managedInfo " "$ monitorOverlay " ") )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitor) }, { "( 1.3.6.1.4.1.4203.666.3.16.2 " "NAME 'monitorServer' " "DESC 'Server monitoring root entry' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitorServer) }, { "( 1.3.6.1.4.1.4203.666.3.16.3 " "NAME 'monitorContainer' " "DESC 'monitor container class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitorContainer) }, { "( 1.3.6.1.4.1.4203.666.3.16.4 " "NAME 'monitorCounterObject' " "DESC 'monitor counter class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitorCounterObject) }, { "( 1.3.6.1.4.1.4203.666.3.16.5 " "NAME 'monitorOperation' " "DESC 'monitor operation class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitorOperation) }, { "( 1.3.6.1.4.1.4203.666.3.16.6 " "NAME 'monitorConnection' " "DESC 'monitor connection class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitorConnection) }, { "( 1.3.6.1.4.1.4203.666.3.16.7 " "NAME 'managedObject' " "DESC 'monitor managed entity class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_managedObject) }, { "( 1.3.6.1.4.1.4203.666.3.16.8 " "NAME 'monitoredObject' " "DESC 'monitor monitored entity class' " "SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE, offsetof(monitor_info_t, mi_oc_monitoredObject) }, { NULL, 0, -1 } }, mat[] = { { "( 1.3.6.1.4.1.4203.666.1.55.1 " "NAME 'monitoredInfo' " "DESC 'monitored info' " /* "SUP name " */ "EQUALITY caseIgnoreMatch " "SUBSTR caseIgnoreSubstringsMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15{32768} " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitoredInfo) }, { "( 1.3.6.1.4.1.4203.666.1.55.2 " "NAME 'managedInfo' " "DESC 'monitor managed info' " "SUP name )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_managedInfo) }, { "( 1.3.6.1.4.1.4203.666.1.55.3 " "NAME 'monitorCounter' " "DESC 'monitor counter' " "EQUALITY integerMatch " "ORDERING integerOrderingMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorCounter) }, { "( 1.3.6.1.4.1.4203.666.1.55.4 " "NAME 'monitorOpCompleted' " "DESC 'monitor completed operations' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorOpCompleted) }, { "( 1.3.6.1.4.1.4203.666.1.55.5 " "NAME 'monitorOpInitiated' " "DESC 'monitor initiated operations' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorOpInitiated) }, { "( 1.3.6.1.4.1.4203.666.1.55.6 " "NAME 'monitorConnectionNumber' " "DESC 'monitor connection number' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionNumber) }, { "( 1.3.6.1.4.1.4203.666.1.55.7 " "NAME 'monitorConnectionAuthzDN' " "DESC 'monitor connection authorization DN' " /* "SUP distinguishedName " */ "EQUALITY distinguishedNameMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionAuthzDN) }, { "( 1.3.6.1.4.1.4203.666.1.55.8 " "NAME 'monitorConnectionLocalAddress' " "DESC 'monitor connection local address' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionLocalAddress) }, { "( 1.3.6.1.4.1.4203.666.1.55.9 " "NAME 'monitorConnectionPeerAddress' " "DESC 'monitor connection peer address' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionPeerAddress) }, { "( 1.3.6.1.4.1.4203.666.1.55.10 " "NAME 'monitorTimestamp' " "DESC 'monitor timestamp' " "EQUALITY generalizedTimeMatch " "ORDERING generalizedTimeOrderingMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 " "SINGLE-VALUE " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorTimestamp) }, { "( 1.3.6.1.4.1.4203.666.1.55.11 " "NAME 'monitorOverlay' " "DESC 'name of overlays defined for a given database' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorOverlay) }, { "( 1.3.6.1.4.1.4203.666.1.55.12 " "NAME 'readOnly' " "DESC 'read/write status of a given database' " "EQUALITY booleanMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 " "SINGLE-VALUE " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_readOnly) }, { "( 1.3.6.1.4.1.4203.666.1.55.13 " "NAME 'restrictedOperation' " "DESC 'name of restricted operation for a given database' " "SUP managedInfo )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_restrictedOperation ) }, { "( 1.3.6.1.4.1.4203.666.1.55.14 " "NAME 'monitorConnectionProtocol' " "DESC 'monitor connection protocol' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionProtocol) }, { "( 1.3.6.1.4.1.4203.666.1.55.15 " "NAME 'monitorConnectionOpsReceived' " "DESC 'monitor number of operations received by the connection' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionOpsReceived) }, { "( 1.3.6.1.4.1.4203.666.1.55.16 " "NAME 'monitorConnectionOpsExecuting' " "DESC 'monitor number of operations in execution within the connection' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionOpsExecuting) }, { "( 1.3.6.1.4.1.4203.666.1.55.17 " "NAME 'monitorConnectionOpsPending' " "DESC 'monitor number of pending operations within the connection' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionOpsPending) }, { "( 1.3.6.1.4.1.4203.666.1.55.18 " "NAME 'monitorConnectionOpsCompleted' " "DESC 'monitor number of operations completed within the connection' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionOpsCompleted) }, { "( 1.3.6.1.4.1.4203.666.1.55.19 " "NAME 'monitorConnectionGet' " "DESC 'number of times connection_get() was called so far' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionGet) }, { "( 1.3.6.1.4.1.4203.666.1.55.20 " "NAME 'monitorConnectionRead' " "DESC 'number of times connection_read() was called so far' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionRead) }, { "( 1.3.6.1.4.1.4203.666.1.55.21 " "NAME 'monitorConnectionWrite' " "DESC 'number of times connection_write() was called so far' " "SUP monitorCounter " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionWrite) }, { "( 1.3.6.1.4.1.4203.666.1.55.22 " "NAME 'monitorConnectionMask' " "DESC 'monitor connection mask' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionMask) }, { "( 1.3.6.1.4.1.4203.666.1.55.23 " "NAME 'monitorConnectionListener' " "DESC 'monitor connection listener' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionListener) }, { "( 1.3.6.1.4.1.4203.666.1.55.24 " "NAME 'monitorConnectionPeerDomain' " "DESC 'monitor connection peer domain' " "SUP monitoredInfo " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionPeerDomain) }, { "( 1.3.6.1.4.1.4203.666.1.55.25 " "NAME 'monitorConnectionStartTime' " "DESC 'monitor connection start time' " "SUP monitorTimestamp " "SINGLE-VALUE " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionStartTime) }, { "( 1.3.6.1.4.1.4203.666.1.55.26 " "NAME 'monitorConnectionActivityTime' " "DESC 'monitor connection activity time' " "SUP monitorTimestamp " "SINGLE-VALUE " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorConnectionActivityTime) }, { "( 1.3.6.1.4.1.4203.666.1.55.27 " "NAME 'monitorIsShadow' " "DESC 'TRUE if the database is shadow' " "EQUALITY booleanMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 " "SINGLE-VALUE " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorIsShadow) }, { "( 1.3.6.1.4.1.4203.666.1.55.28 " "NAME 'monitorUpdateRef' " "DESC 'update referral for shadow databases' " "SUP monitoredInfo " "SINGLE-VALUE " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorUpdateRef) }, { "( 1.3.6.1.4.1.4203.666.1.55.29 " "NAME 'monitorRuntimeConfig' " "DESC 'TRUE if component allows runtime configuration' " "EQUALITY booleanMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 " "SINGLE-VALUE " "USAGE dSAOperation )", SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorRuntimeConfig) }, { "( 1.3.6.1.4.1.4203.666.1.55.30 " "NAME 'monitorSuperiorDN' " "DESC 'monitor superior DN' " /* "SUP distinguishedName " */ "EQUALITY distinguishedNameMatch " "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 " "NO-USER-MODIFICATION " "USAGE dSAOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE, offsetof(monitor_info_t, mi_ad_monitorSuperiorDN) }, { NULL, 0, -1 } }; static struct { char *name; char *oid; } s_oid[] = { { "olmAttributes", "1.3.6.1.4.1.4203.666.1.55" }, { "olmSubSystemAttributes", "olmAttributes:0" }, { "olmGenericAttributes", "olmSubSystemAttributes:0" }, { "olmDatabaseAttributes", "olmSubSystemAttributes:1" }, { "olmOverlayAttributes", "olmSubSystemAttributes:2" }, { "olmModuleAttributes", "olmSubSystemAttributes:3" }, /* for example, back-mdb specific attrs * are in "olmDatabaseAttributes:12" * * NOTE: developers, please record here OID assignments * for other modules */ { "olmObjectClasses", "1.3.6.1.4.1.4203.666.3.16" }, { "olmSubSystemObjectClasses", "olmObjectClasses:0" }, { "olmGenericObjectClasses", "olmSubSystemObjectClasses:0" }, { "olmDatabaseObjectClasses", "olmSubSystemObjectClasses:1" }, { "olmOverlayObjectClasses", "olmSubSystemObjectClasses:2" }, { "olmModuleObjectClasses", "olmSubSystemObjectClasses:3" }, /* for example, back-mdb specific objectClasses * are in "olmDatabaseObjectClasses:12" * * NOTE: developers, please record here OID assignments * for other modules */ { NULL } }; int i, rc; monitor_info_t *mi = &monitor_info; ConfigArgs c; char *argv[ 3 ]; argv[ 0 ] = "monitor"; c.argv = argv; c.argc = 3; c.fname = argv[0]; for ( i = 0; s_oid[ i ].name; i++ ) { argv[ 1 ] = s_oid[ i ].name; argv[ 2 ] = s_oid[ i ].oid; if ( parse_oidm( &c, 0, NULL ) != 0 ) { Debug( LDAP_DEBUG_ANY, "monitor_back_initialize: unable to add " "objectIdentifier \"%s=%s\"\n", s_oid[ i ].name, s_oid[ i ].oid ); return 1; } } /* schema integration */ for ( i = 0; mat[ i ].schema; i++ ) { int code; AttributeDescription **ad = ((AttributeDescription **)&(((char *)mi)[ mat[ i ].offset ])); *ad = NULL; code = register_at( mat[ i ].schema, ad, 0 ); if ( code ) { Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: register_at failed\n" ); return -1; } (*ad)->ad_type->sat_flags |= mat[ i ].flags; } for ( i = 0; moc[ i ].schema; i++ ) { int code; ObjectClass **Oc = ((ObjectClass **)&(((char *)mi)[ moc[ i ].offset ])); code = register_oc( moc[ i ].schema, Oc, 0 ); if ( code ) { Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: register_oc failed\n" ); return -1; } (*Oc)->soc_flags |= moc[ i ].flags; } bi->bi_controls = controls; bi->bi_init = 0; bi->bi_open = 0; bi->bi_config = monitor_back_config; bi->bi_close = 0; bi->bi_destroy = 0; bi->bi_db_init = monitor_back_db_init; #if 0 bi->bi_db_config = monitor_back_db_config; #endif bi->bi_db_open = monitor_back_db_open; bi->bi_db_close = 0; bi->bi_db_destroy = monitor_back_db_destroy; bi->bi_op_bind = monitor_back_bind; bi->bi_op_unbind = 0; bi->bi_op_search = monitor_back_search; bi->bi_op_compare = monitor_back_compare; bi->bi_op_modify = monitor_back_modify; bi->bi_op_modrdn = 0; bi->bi_op_add = 0; bi->bi_op_delete = 0; bi->bi_op_abandon = 0; bi->bi_extended = 0; bi->bi_entry_release_rw = monitor_back_release; bi->bi_chk_referrals = 0; bi->bi_operational = monitor_back_operational; /* * hooks for slap tools */ bi->bi_tool_entry_open = 0; bi->bi_tool_entry_close = 0; bi->bi_tool_entry_first = 0; bi->bi_tool_entry_first_x = 0; bi->bi_tool_entry_next = 0; bi->bi_tool_entry_get = 0; bi->bi_tool_entry_put = 0; bi->bi_tool_entry_reindex = 0; bi->bi_tool_sync = 0; bi->bi_tool_dn2id_get = 0; bi->bi_tool_entry_modify = 0; bi->bi_connection_init = 0; bi->bi_connection_destroy = 0; bi->bi_extra = (void *)&monitor_extra; /* * configuration objectClasses (fake) */ bi->bi_cf_ocs = monitorocs; rc = config_register_schema( monitorcfg, monitorocs ); if ( rc ) { return rc; } return 0; } int monitor_back_db_init( BackendDB *be, ConfigReply *c) { int rc; struct berval dn = BER_BVC( SLAPD_MONITOR_DN ), pdn, ndn; BackendDB *be2; monitor_subsys_t *ms; /* * database monitor can be defined once only */ if ( be_monitor != NULL ) { if (c) { snprintf(c->msg, sizeof(c->msg),"only one monitor database allowed"); } return( -1 ); } be_monitor = be; /* * register subsys */ for ( ms = known_monitor_subsys; ms->mss_name != NULL; ms++ ) { if ( monitor_back_register_subsys( ms ) ) { return -1; } } /* indicate system schema supported */ SLAP_BFLAGS(be) |= SLAP_BFLAG_MONITOR; rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn, NULL ); if( rc != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_ANY, "unable to normalize/pretty monitor DN \"%s\" (%d)\n", dn.bv_val, rc ); return -1; } ber_bvarray_add( &be->be_suffix, &pdn ); ber_bvarray_add( &be->be_nsuffix, &ndn ); /* NOTE: only one monitor database is allowed, * so we use static storage */ ldap_pvt_thread_mutex_init( &monitor_info.mi_cache_mutex ); be->be_private = &monitor_info; be2 = select_backend( &ndn, 0 ); if ( be2 != be ) { char *type = be2->bd_info->bi_type; if ( overlay_is_over( be2 ) ) { slap_overinfo *oi = (slap_overinfo *)be2->bd_info->bi_private; type = oi->oi_orig->bi_type; } if (c) { snprintf(c->msg, sizeof(c->msg), "\"monitor\" database serving namingContext \"%s\" " "is hidden by \"%s\" database serving namingContext \"%s\".\n", pdn.bv_val, type, be2->be_nsuffix[ 0 ].bv_val ); } return -1; } return 0; } static void monitor_back_destroy_limbo_entry( entry_limbo_t *el, int dispose ) { if ( el->el_e ) { entry_free( el->el_e ); } if ( el->el_a ) { attrs_free( el->el_a ); } if ( !BER_BVISNULL( &el->el_nbase ) ) { ber_memfree( el->el_nbase.bv_val ); } if ( !BER_BVISNULL( &el->el_filter ) ) { ber_memfree( el->el_filter.bv_val ); } /* NOTE: callbacks are not copied; so only free them * if disposing of */ if ( el->el_cb && dispose != 0 ) { monitor_callback_t *next; for ( ; el->el_cb; el->el_cb = next ) { next = el->el_cb->mc_next; if ( el->el_cb->mc_dispose ) { el->el_cb->mc_dispose( &el->el_cb->mc_private ); } ch_free( el->el_cb ); } } ch_free( el ); } int monitor_back_db_open( BackendDB *be, ConfigReply *cr) { monitor_info_t *mi = (monitor_info_t *)be->be_private; struct monitor_subsys_t **ms; Entry *e, **ep, *root; monitor_entry_t *mp; int i; struct berval bv, rdn = BER_BVC(SLAPD_MONITOR_DN); struct tm tms; static char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ]; struct berval desc[] = { BER_BVC("This subtree contains monitoring/managing objects."), BER_BVC("This object contains information about this server."), BER_BVC("Most of the information is held in operational" " attributes, which must be explicitly requested."), BER_BVNULL }; int retcode = 0; assert( be_monitor != NULL ); if ( be != be_monitor ) { be_monitor = be; } /* * Start */ ldap_pvt_gmtime( &starttime, &tms ); lutil_gentime( tmbuf, sizeof(tmbuf), &tms ); mi->mi_startTime.bv_val = tmbuf; mi->mi_startTime.bv_len = strlen( tmbuf ); if ( BER_BVISEMPTY( &be->be_rootdn ) ) { BER_BVSTR( &mi->mi_creatorsName, SLAPD_ANONYMOUS ); BER_BVSTR( &mi->mi_ncreatorsName, SLAPD_ANONYMOUS ); } else { mi->mi_creatorsName = be->be_rootdn; mi->mi_ncreatorsName = be->be_rootndn; } /* * creates the "cn=Monitor" entry */ e = monitor_entry_stub( NULL, NULL, &rdn, mi->mi_oc_monitorServer, NULL, NULL ); if ( e == NULL) { Debug( LDAP_DEBUG_ANY, "unable to create \"%s\" entry\n", SLAPD_MONITOR_DN ); return( -1 ); } attr_merge_normalize( e, slap_schema.si_ad_description, desc, NULL ); bv.bv_val = strchr( (char *) Versionstr, '$' ); if ( bv.bv_val != NULL ) { char *end; bv.bv_val++; for ( ; bv.bv_val[ 0 ] == ' '; bv.bv_val++ ) ; end = strchr( bv.bv_val, '$' ); if ( end != NULL ) { end--; for ( ; end > bv.bv_val && end[ 0 ] == ' '; end-- ) ; end++; bv.bv_len = end - bv.bv_val; } else { bv.bv_len = strlen( bv.bv_val ); } if ( attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, &bv, NULL ) ) { Debug( LDAP_DEBUG_ANY, "unable to add monitoredInfo to \"%s\" entry\n", SLAPD_MONITOR_DN ); return( -1 ); } } mp = monitor_entrypriv_create(); if ( mp == NULL ) { return -1; } e->e_private = ( void * )mp; ep = &mp->mp_children; if ( monitor_cache_add( mi, e ) ) { Debug( LDAP_DEBUG_ANY, "unable to add entry \"%s\" to cache\n", SLAPD_MONITOR_DN ); return -1; } root = e; /* * Create all the subsystem specific entries */ for ( i = 0; monitor_subsys[ i ] != NULL; i++ ) { int len = strlen( monitor_subsys[ i ]->mss_name ); struct berval dn; int rc; dn.bv_len = len + sizeof( "cn=" ) - 1; dn.bv_val = ch_calloc( sizeof( char ), dn.bv_len + 1 ); strcpy( dn.bv_val, "cn=" ); strcat( dn.bv_val, monitor_subsys[ i ]->mss_name ); rc = dnPretty( NULL, &dn, &monitor_subsys[ i ]->mss_rdn, NULL ); free( dn.bv_val ); if ( rc != LDAP_SUCCESS ) { Debug( LDAP_DEBUG_ANY, "monitor RDN \"%s\" is invalid\n", dn.bv_val ); return( -1 ); } e = monitor_entry_stub( &root->e_name, &root->e_nname, &monitor_subsys[ i ]->mss_rdn, mi->mi_oc_monitorContainer, NULL, NULL ); if ( e == NULL) { Debug( LDAP_DEBUG_ANY, "unable to create \"%s\" entry\n", monitor_subsys[ i ]->mss_dn.bv_val ); return( -1 ); } monitor_subsys[i]->mss_dn = e->e_name; monitor_subsys[i]->mss_ndn = e->e_nname; if ( !BER_BVISNULL( &monitor_subsys[ i ]->mss_desc[ 0 ] ) ) { attr_merge_normalize( e, slap_schema.si_ad_description, monitor_subsys[ i ]->mss_desc, NULL ); } mp = monitor_entrypriv_create(); if ( mp == NULL ) { return -1; } e->e_private = ( void * )mp; mp->mp_info = monitor_subsys[ i ]; mp->mp_flags = monitor_subsys[ i ]->mss_flags; if ( monitor_cache_add( mi, e ) ) { Debug( LDAP_DEBUG_ANY, "unable to add entry \"%s\" to cache\n", monitor_subsys[ i ]->mss_dn.bv_val ); return -1; } *ep = e; ep = &mp->mp_next; } assert( be != NULL ); be->be_private = mi; /* * opens the monitor backend subsystems */ for ( ms = monitor_subsys; ms[ 0 ] != NULL; ms++ ) { if ( ms[ 0 ]->mss_open && ms[ 0 ]->mss_open( be, ms[ 0 ] ) ) { return( -1 ); } ms[ 0 ]->mss_flags |= MONITOR_F_OPENED; } monitor_subsys_opened = 1; if ( mi->mi_entry_limbo ) { entry_limbo_t *el = mi->mi_entry_limbo; for ( ; el; ) { entry_limbo_t *tmp; int rc; switch ( el->el_type ) { case LIMBO_ENTRY: rc = monitor_back_register_entry( el->el_e, el->el_cb, el->el_mss, el->el_flags ); break; case LIMBO_ENTRY_PARENT: rc = monitor_back_register_entry_parent( el->el_e, el->el_cb, el->el_mss, el->el_flags, &el->el_nbase, el->el_scope, &el->el_filter ); break; case LIMBO_ATTRS: rc = monitor_back_register_entry_attrs( el->el_ndn, el->el_a, el->el_cb, &el->el_nbase, el->el_scope, &el->el_filter ); break; case LIMBO_CB: rc = monitor_back_register_entry_callback( el->el_ndn, el->el_cb, &el->el_nbase, el->el_scope, &el->el_filter ); break; case LIMBO_BACKEND: rc = monitor_back_register_backend( el->el_bi ); break; case LIMBO_DATABASE: rc = monitor_back_register_database( el->el_be, el->el_ndn ); break; case LIMBO_OVERLAY_INFO: rc = monitor_back_register_overlay_info( el->el_on ); break; case LIMBO_OVERLAY: rc = monitor_back_register_overlay( el->el_be, el->el_on, el->el_ndn ); break; case LIMBO_SUBSYS: rc = monitor_back_register_subsys( el->el_mss ); break; default: assert( 0 ); } tmp = el; el = el->el_next; monitor_back_destroy_limbo_entry( tmp, rc ); if ( rc != 0 ) { /* try all, but report error at end */ retcode = 1; } } mi->mi_entry_limbo = NULL; } return retcode; } int monitor_back_config( BackendInfo *bi, const char *fname, int lineno, int argc, char **argv ) { /* * eventually, will hold backend specific configuration parameters */ return SLAP_CONF_UNKNOWN; } #if 0 int monitor_back_db_config( Backend *be, const char *fname, int lineno, int argc, char **argv ) { monitor_info_t *mi = ( monitor_info_t * )be->be_private; /* * eventually, will hold database specific configuration parameters */ return SLAP_CONF_UNKNOWN; } #endif int monitor_back_db_destroy( BackendDB *be, ConfigReply *cr) { monitor_info_t *mi = ( monitor_info_t * )be->be_private; if ( mi == NULL ) { return -1; } /* * FIXME: destroys all the data */ /* NOTE: mi points to static storage; don't free it */ (void)monitor_cache_destroy( mi ); if ( monitor_subsys ) { int i; for ( i = 0; monitor_subsys[ i ] != NULL; i++ ) { if ( monitor_subsys[ i ]->mss_destroy ) { monitor_subsys[ i ]->mss_destroy( be, monitor_subsys[ i ] ); } if ( !BER_BVISNULL( &monitor_subsys[ i ]->mss_rdn ) ) { ch_free( monitor_subsys[ i ]->mss_rdn.bv_val ); } } ch_free( monitor_subsys ); } if ( mi->mi_entry_limbo ) { entry_limbo_t *el = mi->mi_entry_limbo; for ( ; el; ) { entry_limbo_t *tmp = el; el = el->el_next; monitor_back_destroy_limbo_entry( tmp, 1 ); } } ldap_pvt_thread_mutex_destroy( &monitor_info.mi_cache_mutex ); be->be_private = NULL; return 0; }