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openldap/servers/slapd/back-monitor/init.c
Quanah Gibson-Mount b45a6a7dc7 Happy New Year!
2019-01-14 18:46:16 +00:00

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/* init.c - initialize monitor backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2001-2019 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 <lutil.h>
#include "slap.h"
#include "config.h"
#include "lber_pvt.h"
#include "back-monitor.h"
#include "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
};
/*
* 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",
0, 0, 0 );
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",
0, 0, 0 );
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",
0, 0, 0 );
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;
if ( be_monitor == NULL ) {
Debug( LDAP_DEBUG_ANY,
"monitor_back_register_entry(\"%s\"): "
"monitor database not configured.\n",
e->e_name.bv_val, 0, 0 );
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;
int rc = 0;
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, 0, 0 );
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, 0 );
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, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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 0;
}
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",
0, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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 ) {
char buf[ SLAP_TEXT_BUFLEN ];
snprintf( buf, sizeof( buf ),
"monitor_back_register_entry_%s(base=\"%s\" scope=%s filter=\"%s\"): "
"monitor database not configured.\n",
fname,
BER_BVISNULL( nbase ) ? "" : nbase->bv_val,
ldap_pvt_scope2str( scope ),
BER_BVISNULL( filter ) ? "" : filter->bv_val );
Debug( LDAP_DEBUG_ANY, "%s\n", buf, 0, 0 );
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, 0, 0 );
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 ) ) {
char buf[ SLAP_TEXT_BUFLEN ];
snprintf( buf, sizeof( buf ),
"monitor_back_register_entry_%s(\"\"): "
"base=\"%s\" scope=%s filter=\"%s\": "
"unable to find entry\n",
fname,
nbase->bv_val ? nbase->bv_val : "\"\"",
ldap_pvt_scope2str( scope ),
filter->bv_val );
/* entry does not exist */
Debug( LDAP_DEBUG_ANY, "%s\n", buf, 0, 0 );
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, 0 );
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, 0 );
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, 0 );
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, 0, 0 );
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, 0, 0 );
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",
0, 0, 0 );
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, 0, 0 );
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 ) {
char buf[ SLAP_TEXT_BUFLEN ];
snprintf( buf, sizeof( buf ),
"monitor_back_unregister_entry_%s(base=\"%s\" scope=%s filter=\"%s\"): "
"monitor database not configured.\n",
fname,
BER_BVISNULL( nbase ) ? "" : nbase->bv_val,
ldap_pvt_scope2str( scope ),
BER_BVISNULL( filter ) ? "" : filter->bv_val );
Debug( LDAP_DEBUG_ANY, "%s\n", buf, 0, 0 );
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, 0, 0 );
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 ) ) {
char buf[ SLAP_TEXT_BUFLEN ];
snprintf( buf, sizeof( buf ),
"monitor_back_unregister_entry_%s(\"\"): "
"base=\"%s\" scope=%d filter=\"%s\": "
"unable to find entry\n",
fname,
nbase->bv_val ? nbase->bv_val : "\"\"",
scope, filter->bv_val );
/* entry does not exist */
Debug( LDAP_DEBUG_ANY, "%s\n", buf, 0, 0 );
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, 0, 0 );
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" },
/* for example, back-bdb specific attrs
* are in "olmDatabaseAttributes:1"
*
* 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" },
/* for example, back-bdb specific objectClasses
* are in "olmDatabaseObjectClasses:1"
*
* 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, 0 );
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", 0, 0, 0 );
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", 0, 0, 0 );
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, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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, 0, 0 );
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;
}
#if SLAPD_MONITOR == SLAPD_MOD_DYNAMIC
/* conditionally define the init_module() function */
SLAP_BACKEND_INIT_MODULE( monitor )
#endif /* SLAPD_MONITOR == SLAPD_MOD_DYNAMIC */
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