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-rw-r--r--servers/slapd/back-monitor/backend.c160
1 files changed, 160 insertions, 0 deletions
diff --git a/servers/slapd/back-monitor/backend.c b/servers/slapd/back-monitor/backend.c
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+++ b/servers/slapd/back-monitor/backend.c
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+/* backend.c - deals with backend subsystem */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * 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
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Pierangelo Masarati for inclusion
+ * in OpenLDAP Software.
+ */
+
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/string.h>
+
+#include "slap.h"
+#include "back-monitor.h"
+
+/*
+ * initializes backend subentries
+ */
+int
+monitor_subsys_backend_init(
+ BackendDB *be,
+ monitor_subsys_t *ms
+)
+{
+ monitor_info_t *mi;
+ Entry *e_backend, **ep;
+ int i;
+ monitor_entry_t *mp;
+ monitor_subsys_t *ms_database;
+ BackendInfo *bi;
+
+ mi = ( monitor_info_t * )be->be_private;
+
+ ms_database = monitor_back_get_subsys( SLAPD_MONITOR_DATABASE_NAME );
+ if ( ms_database == NULL ) {
+ Debug( LDAP_DEBUG_ANY,
+ "monitor_subsys_backend_init: "
+ "unable to get "
+ "\"" SLAPD_MONITOR_DATABASE_NAME "\" "
+ "subsystem\n",
+ 0, 0, 0 );
+ return -1;
+ }
+
+ if ( monitor_cache_get( mi, &ms->mss_ndn, &e_backend ) ) {
+ Debug( LDAP_DEBUG_ANY,
+ "monitor_subsys_backend_init: "
+ "unable to get entry \"%s\"\n",
+ ms->mss_ndn.bv_val, 0, 0 );
+ return( -1 );
+ }
+
+ mp = ( monitor_entry_t * )e_backend->e_private;
+ mp->mp_children = NULL;
+ ep = &mp->mp_children;
+
+ i = -1;
+ LDAP_STAILQ_FOREACH( bi, &backendInfo, bi_next ) {
+ char buf[ BACKMONITOR_BUFSIZE ];
+ BackendDB *be;
+ struct berval bv;
+ int j;
+ Entry *e;
+
+ i++;
+
+ bv.bv_len = snprintf( buf, sizeof( buf ), "cn=Backend %d", i );
+ bv.bv_val = buf;
+
+ e = monitor_entry_stub( &ms->mss_dn, &ms->mss_ndn, &bv,
+ mi->mi_oc_monitoredObject, NULL, NULL );
+
+ if ( e == NULL ) {
+ Debug( LDAP_DEBUG_ANY,
+ "monitor_subsys_backend_init: "
+ "unable to create entry \"cn=Backend %d,%s\"\n",
+ i, ms->mss_ndn.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_normalize_one( e_backend, mi->mi_ad_monitoredInfo,
+ &bv, NULL );
+
+ attr_merge_normalize_one( e, mi->mi_ad_monitorRuntimeConfig,
+ bi->bi_cf_ocs == NULL ? (struct berval *)&slap_false_bv :
+ (struct berval *)&slap_true_bv, NULL );
+
+ if ( bi->bi_controls ) {
+ int j;
+
+ for ( j = 0; bi->bi_controls[ j ]; j++ ) {
+ ber_str2bv( bi->bi_controls[ j ], 0, 0, &bv );
+ attr_merge_one( e, slap_schema.si_ad_supportedControl,
+ &bv, &bv );
+ }
+ }
+
+ j = -1;
+ LDAP_STAILQ_FOREACH( be, &backendDB, be_next ) {
+ char buf[ SLAP_LDAPDN_MAXLEN ];
+ struct berval dn;
+
+ j++;
+
+ if ( be->bd_info != bi ) {
+ continue;
+ }
+
+ snprintf( buf, sizeof( buf ), "cn=Database %d,%s",
+ j, ms_database->mss_dn.bv_val );
+
+ ber_str2bv( buf, 0, 0, &dn );
+ attr_merge_normalize_one( e, slap_schema.si_ad_seeAlso,
+ &dn, NULL );
+ }
+
+ 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_backend_init: "
+ "unable to add entry \"cn=Backend %d,%s\"\n",
+ i,
+ ms->mss_ndn.bv_val, 0 );
+ return( -1 );
+ }
+
+ *ep = e;
+ ep = &mp->mp_next;
+ }
+
+ monitor_cache_release( mi, e_backend );
+
+ return( 0 );
+}
+