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455 lines
10 KiB
C
455 lines
10 KiB
C
/* init.c - initialize monitor backend */
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/*
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/*
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* Copyright 2001 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*
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* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
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*
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* This work has beed deveolped for the OpenLDAP Foundation
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* in the hope that it may be useful to the Open Source community,
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* but WITHOUT ANY WARRANTY.
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*
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* Permission is granted to anyone to use this software for any purpose
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* on any computer system, and to alter it and redistribute it, subject
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* to the following restrictions:
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*
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* 1. The author and SysNet s.n.c. are not responsible for the consequences
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* of use of this software, no matter how awful, even if they arise from
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* flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits should appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits should appear in the documentation.
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* SysNet s.n.c. cannot be responsible for the consequences of the
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* alterations.
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*
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* 4. This notice may not be removed or altered.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include "slap.h"
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#include "back-monitor.h"
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/*
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* database monitor can be defined once only
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*/
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static int monitor_defined = 0;
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/*
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* used by many functions to add description to entries
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*/
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AttributeDescription *monitor_ad_desc = NULL;
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/*
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* subsystem data
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*/
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struct monitorsubsys monitor_subsys[] = {
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{
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SLAPD_MONITOR_LISTENER, SLAPD_MONITOR_LISTENER_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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NULL, /* init */
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NULL, /* update */
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_DATABASE, SLAPD_MONITOR_DATABASE_NAME,
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NULL, NULL, NULL,
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MONITOR_F_PERSISTENT_CH,
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monitor_subsys_database_init,
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NULL, /* update */
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_BACKEND, SLAPD_MONITOR_BACKEND_NAME,
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NULL, NULL, NULL,
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MONITOR_F_PERSISTENT_CH,
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monitor_subsys_backend_init,
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NULL, /* update */
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_THREAD, SLAPD_MONITOR_THREAD_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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monitor_subsys_thread_init,
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monitor_subsys_thread_update,
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_SASL, SLAPD_MONITOR_SASL_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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NULL, /* init */
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NULL, /* update */
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_TLS, SLAPD_MONITOR_TLS_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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NULL, /* init */
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NULL, /* update */
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_CONN, SLAPD_MONITOR_CONN_NAME,
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NULL, NULL, NULL,
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MONITOR_F_VOLATILE_CH,
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monitor_subsys_conn_init,
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monitor_subsys_conn_update,
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monitor_subsys_conn_create,
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NULL /* modify */
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}, {
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SLAPD_MONITOR_READW, SLAPD_MONITOR_READW_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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NULL, /* init */
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monitor_subsys_readw_update,
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_WRITEW, SLAPD_MONITOR_WRITEW_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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NULL, /* init */
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monitor_subsys_writew_update,
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NULL, /* create */
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NULL /* modify */
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}, {
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SLAPD_MONITOR_LOG, SLAPD_MONITOR_LOG_NAME,
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NULL, NULL, NULL,
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MONITOR_F_NONE,
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monitor_subsys_log_init,
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NULL, /* update */
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NULL, /* create */
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monitor_subsys_log_modify
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}, { -1, NULL }
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};
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int
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monitor_back_initialize(
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BackendInfo *bi
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)
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{
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static char *controls[] = {
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LDAP_CONTROL_MANAGEDSAIT,
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NULL
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};
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bi->bi_controls = controls;
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bi->bi_init = NULL;
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bi->bi_open = monitor_back_open;
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bi->bi_config = monitor_back_config;
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bi->bi_close = NULL;
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bi->bi_destroy = NULL;
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bi->bi_db_init = monitor_back_db_init;
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bi->bi_db_config = monitor_back_db_config;
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bi->bi_db_open = NULL;
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bi->bi_db_close = NULL;
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bi->bi_db_destroy = monitor_back_db_destroy;
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bi->bi_op_bind = monitor_back_bind;
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bi->bi_op_unbind = NULL;
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bi->bi_op_search = monitor_back_search;
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bi->bi_op_compare = monitor_back_compare;
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bi->bi_op_modify = monitor_back_modify;
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bi->bi_op_modrdn = NULL;
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bi->bi_op_add = NULL;
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bi->bi_op_delete = NULL;
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bi->bi_op_abandon = monitor_back_abandon;
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bi->bi_extended = NULL;
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bi->bi_entry_release_rw = NULL;
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bi->bi_acl_group = NULL;
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bi->bi_acl_attribute = NULL;
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bi->bi_chk_referrals = NULL;
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/*
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* hooks for slap tools
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*/
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bi->bi_tool_entry_open = NULL;
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bi->bi_tool_entry_close = NULL;
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bi->bi_tool_entry_first = NULL;
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bi->bi_tool_entry_next = NULL;
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bi->bi_tool_entry_get = NULL;
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bi->bi_tool_entry_put = NULL;
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bi->bi_tool_entry_reindex = NULL;
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bi->bi_tool_sync = NULL;
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bi->bi_connection_init = 0;
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bi->bi_connection_destroy = 0;
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return 0;
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}
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int
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monitor_back_db_init(
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BackendDB *be
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)
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{
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struct monitorinfo *mi;
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Entry *e, *e_tmp;
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struct monitorentrypriv *mp;
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int i;
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char buf[1024], *ndn;
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const char *text;
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if ( monitor_defined ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"only one monitor backend is allowed\n" ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"only one monitor backend is allowed\n%s%s%s",
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"", "", "" );
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#endif
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return( -1 );
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}
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monitor_defined++;
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ndn = ch_strdup( SLAPD_MONITOR_DN );
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charray_add( &be->be_suffix, ndn );
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dn_normalize( ndn );
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ber_bvecadd( &be->be_nsuffix, ber_bvstr( ndn ) );
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ch_free( ndn );
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mi = ( struct monitorinfo * )ch_calloc( sizeof( struct monitorinfo ), 1 );
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ldap_pvt_thread_mutex_init( &mi->mi_cache_mutex );
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if ( slap_str2ad( "description", &monitor_ad_desc, &text ) ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"monitor_back_db_init: %s\n", text ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"monitor_subsys_backend_init: %s\n%s%s",
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text, "", "" );
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#endif
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return( -1 );
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}
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e_tmp = NULL;
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for ( i = 0; monitor_subsys[ i ].mss_name != NULL; i++ ) {
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int len = strlen( monitor_subsys[ i ].mss_name );
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monitor_subsys[ i ].mss_rdn = ch_calloc( sizeof( char ),
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4 + len );
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strcpy( monitor_subsys[ i ].mss_rdn, "cn=" );
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strcat( monitor_subsys[ i ].mss_rdn,
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monitor_subsys[ i ].mss_name );
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monitor_subsys[ i ].mss_dn = ch_calloc( sizeof( char ),
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4 + len + sizeof( SLAPD_MONITOR_DN ) );
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strcpy( monitor_subsys[ i ].mss_dn,
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monitor_subsys[ i ].mss_rdn );
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strcat( monitor_subsys[ i ].mss_dn, "," );
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strcat( monitor_subsys[ i ].mss_dn, SLAPD_MONITOR_DN );
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monitor_subsys[ i ].mss_ndn
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= ch_strdup( monitor_subsys[ i ].mss_dn );
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dn_normalize( monitor_subsys[ i ].mss_ndn );
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snprintf( buf, sizeof( buf ),
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"dn: %s\n"
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"objectClass: top\n"
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"objectClass: LDAPsubEntry\n"
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#ifdef SLAPD_MONITORSUBENTRY
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"objectClass: monitorSubEntry\n"
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#else /* !SLAPD_MONITORSUBENTRY */
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"objectClass: extensibleObject\n"
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#endif /* !SLAPD_MONITORSUBENTRY */
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"cn: %s\n",
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monitor_subsys[ i ].mss_dn,
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monitor_subsys[ i ].mss_name );
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e = str2entry( buf );
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if ( e == NULL) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"unable to create '%s' entry\n",
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monitor_subsys[ i ].mss_dn ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"unable to create '%s' entry\n%s%s",
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monitor_subsys[ i ].mss_dn, "", "" );
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#endif
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return( -1 );
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}
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mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
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e->e_private = ( void * )mp;
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mp->mp_info = &monitor_subsys[ i ];
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mp->mp_children = NULL;
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mp->mp_next = e_tmp;
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mp->mp_flags = monitor_subsys[ i ].mss_flags;
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if ( monitor_cache_add( mi, e ) ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"unable to add entry '%s' to cache\n",
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monitor_subsys[ i ].mss_dn ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"unable to add entry '%s' to cache\n%s%s",
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monitor_subsys[ i ].mss_dn, "", "" );
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#endif
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return -1;
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}
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e_tmp = e;
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}
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/*
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* creates the "cn=Monitor" entry
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* and all the subsystem specific entries
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*/
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snprintf( buf, sizeof( buf ),
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"dn: %s\n"
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"objectClass: top\n"
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"objectClass: LDAPsubEntry\n"
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#ifdef SLAPD_MONITORSUBENTRY
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"objectClass: monitorSubEntry\n"
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#else /* !SLAPD_MONITORSUBENTRY */
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"objectClass: extensibleObject\n"
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#endif /* !SLAPD_MONITORSUBENTRY */
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"cn: Monitor\n"
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"description: %s",
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SLAPD_MONITOR_DN,
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/* (char *) Versionstr */ "slapd 2.0"
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);
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e = str2entry( buf );
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if ( e == NULL) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"unable to create '%s' entry\n",
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SLAPD_MONITOR_DN ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"unable to create '%s' entry\n%s%s",
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SLAPD_MONITOR_DN, "", "" );
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#endif
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return( -1 );
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}
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mp = ( struct monitorentrypriv * )ch_calloc( sizeof( struct monitorentrypriv ), 1 );
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e->e_private = ( void * )mp;
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mp->mp_info = NULL;
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mp->mp_children = e_tmp;
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mp->mp_next = NULL;
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if ( monitor_cache_add( mi, e ) ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"unable to add entry '%s' to cache\n",
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SLAPD_MONITOR_DN ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"unable to add entry '%s' to cache\n%s%s",
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SLAPD_MONITOR_DN, "", "" );
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#endif
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return -1;
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}
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be->be_private = mi;
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return 0;
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}
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int
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monitor_back_open(
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BackendInfo *bi
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)
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{
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BackendDB *be;
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struct monitorsubsys *ms;
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char *ndn;
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/*
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* adds the monitor backend
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*/
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ndn = ch_strdup( SLAPD_MONITOR_DN );
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dn_normalize( ndn );
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be = select_backend( ndn , 0, 0 );
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ch_free( ndn );
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if ( be == NULL ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_CRIT,
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"unable to get monitor backend\n" ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"unable to get monitor backend\n%s%s%s", "", "", "" );
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#endif
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return( -1 );
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}
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for ( ms = monitor_subsys; ms->mss_name != NULL; ms++ ) {
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if ( ms->mss_init && ( *ms->mss_init )( be ) ) {
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return( -1 );
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}
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}
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return( 0 );
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}
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int
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monitor_back_config(
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BackendInfo *bi,
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const char *fname,
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int lineno,
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int argc,
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char **argv
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)
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{
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/*
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* eventually, will hold backend specific configuration parameters
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*/
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return 0;
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}
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int
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monitor_back_db_config(
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Backend *be,
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const char *fname,
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int lineno,
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int argc,
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char **argv
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)
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{
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#ifdef NEW_LOGGING
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LDAP_LOG(( "config", LDAP_DEBUG_NOTICE,
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"line %d of file '%s' will be ignored\n", lineno, fname ));
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#else
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Debug( LDAP_DEBUG_CONFIG,
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"line %d of file '%s' will be ignored\n%s", lineno, fname, "" );
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#endif
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return( 0 );
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}
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int
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monitor_back_db_destroy(
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BackendDB *be
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)
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{
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/*
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* FIXME: destroys all the data
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*/
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return 0;
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}
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