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openldap/servers/slapd/back-monitor/init.c
Pierangelo Masarati f036fff9e5 further cleanup
2004-11-13 14:57:39 +00:00

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/* init.c - initialize monitor backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2001-2004 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 "lber_pvt.h"
#include "back-monitor.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 = NULL;
static struct monitor_subsys_t **monitor_subsys = NULL;
static int monitor_subsys_opened = 0;
/*
* 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,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_backend_init,
NULL, /* update */
NULL, /* create */
NULL /* modify */
}, {
SLAPD_MONITOR_CONN_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_VOLATILE_CH,
monitor_subsys_conn_init,
monitor_subsys_conn_update,
monitor_subsys_conn_create,
NULL /* modify */
}, {
SLAPD_MONITOR_DATABASE_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_database_init,
NULL, /* update */
NULL, /* create */
monitor_subsys_database_modify
}, {
SLAPD_MONITOR_LISTENER_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_listener_init,
NULL, /* update */
NULL, /* create */
NULL /* modify */
}, {
SLAPD_MONITOR_LOG_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_NONE,
monitor_subsys_log_init,
NULL, /* update */
NULL, /* create */
monitor_subsys_log_modify
}, {
SLAPD_MONITOR_OPS_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_ops_init,
monitor_subsys_ops_update,
NULL, /* create */
NULL, /* modify */
}, {
SLAPD_MONITOR_OVERLAY_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_overlay_init,
NULL, /* update */
NULL, /* create */
NULL, /* modify */
}, {
SLAPD_MONITOR_SASL_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_NONE,
NULL, /* init */
NULL, /* update */
NULL, /* create */
NULL /* modify */
}, {
SLAPD_MONITOR_SENT_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_sent_init,
monitor_subsys_sent_update,
NULL, /* create */
NULL, /* modify */
}, {
SLAPD_MONITOR_THREAD_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_thread_init,
monitor_subsys_thread_update,
NULL, /* create */
NULL /* modify */
}, {
SLAPD_MONITOR_TIME_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_time_init,
monitor_subsys_time_update,
NULL, /* create */
NULL, /* modify */
}, {
SLAPD_MONITOR_TLS_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_NONE,
NULL, /* init */
NULL, /* update */
NULL, /* create */
NULL /* modify */
}, {
SLAPD_MONITOR_RWW_NAME,
BER_BVNULL, BER_BVNULL, BER_BVNULL,
MONITOR_F_PERSISTENT_CH,
monitor_subsys_rww_init,
monitor_subsys_rww_update,
NULL, /* create */
NULL /* modify */
}, { NULL }
};
#if SLAPD_MONITOR == SLAPD_MOD_DYNAMIC
int
init_module( int argc, char *argv[] )
{
BackendInfo bi;
memset( &bi, '\0', sizeof(bi) );
bi.bi_type = "monitor";
bi.bi_init = monitor_back_initialize;
backend_add( &bi );
return 0;
}
#endif /* SLAPD_MONITOR */
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_opened ) {
/* FIXME: this should only be possible
* if be_monitor is already initialized */
assert( be_monitor );
if ( ms->mss_open && ( *ms->mss_open )( be_monitor, ms ) ) {
return -1;
}
ms->mss_flags |= MONITOR_F_OPENED;
}
return 0;
}
enum {
LIMBO_ENTRY,
LIMBO_ATTRS,
LIMBO_CB
};
typedef struct entry_limbo_t {
int el_type;
Entry *el_e;
Attribute *el_a;
struct berval el_ndn;
struct berval el_base;
int el_scope;
struct berval el_filter;
monitor_callback_t *el_cb;
struct entry_limbo_t *el_next;
} entry_limbo_t;
int
monitor_back_register_entry(
Entry *e,
monitor_callback_t *cb )
{
monitor_info_t *mi = ( monitor_info_t * )be_monitor->be_private;
assert( mi != NULL );
assert( e != NULL );
assert( e->e_private == NULL );
if ( monitor_subsys_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 == 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;
mp->mp_info = mp_parent->mp_info;
mp->mp_flags = mp_parent->mp_flags | MONITOR_F_SUB;
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 *elp, 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;
elp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) );
if ( elp ) {
el.el_e->e_private = NULL;
entry_free( el.el_e );
return -1;
}
el.el_next = (entry_limbo_t *)mi->mi_entry_limbo;
*elp = el;
mi->mi_entry_limbo = (void *)elp;
}
return 0;
}
static int
monitor_filter2ndn_cb( Operation *op, SlapReply *rs )
{
if ( rs->sr_type == REP_SEARCH ) {
struct berval *ndn = op->o_callback->sc_private;
ber_dupbv( ndn, &rs->sr_entry->e_nname );
}
return 0;
}
int
monitor_filter2ndn( struct berval *base, int scope, struct berval *filter,
struct berval *ndn )
{
Connection conn = { 0 };
Operation op = { 0 };
SlapReply rs = { 0 };
slap_callback cb = { NULL, monitor_filter2ndn_cb, NULL, NULL };
AttributeName anlist[ 2 ];
int rc;
BER_BVZERO( ndn );
if ( be_monitor == NULL ) {
return -1;
}
connection_fake_init( &conn, &op, &conn );
op.o_tag = LDAP_REQ_SEARCH;
/* use global malloc for now */
op.o_tmpmemctx = NULL;
op.o_tmpmfuncs = &ch_mfuncs;
op.o_bd = be_monitor;
if ( base == NULL || BER_BVISNULL( base ) ) {
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, base, &op.o_req_dn, &op.o_req_ndn,
op.o_tmpmemctx ) ) {
/* error */
}
}
op.o_callback = &cb;
cb.sc_private = (void *)ndn;
op.ors_scope = scope;
ber_dupbv_x( &op.ors_filterstr, filter, op.o_tmpmemctx );
op.ors_filter = str2filter_x( &op, filter->bv_val );
op.ors_attrs = anlist;
BER_BVSTR( &anlist[ 0 ].an_name, LDAP_NO_ATTRS );
BER_BVZERO( &anlist[ 1 ].an_name );
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 = 1;
rc = op.o_bd->be_search( &op, &rs );
filter_free_x( &op, op.ors_filter );
op.o_tmpfree( op.ors_filterstr.bv_val, op.o_tmpmemctx );
op.o_tmpfree( op.o_req_dn.bv_val, op.o_tmpmemctx );
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 *base,
int scope,
struct berval *filter )
{
monitor_info_t *mi = ( monitor_info_t * )be_monitor->be_private;
struct berval ndn = BER_BVNULL;
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_*(\"\"): "
"need a valid filter\n",
0, 0, 0 );
return -1;
}
if ( monitor_subsys_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_filter2ndn( base, scope, filter, &ndn ) ) {
/* entry does not exist */
Debug( LDAP_DEBUG_ANY,
"monitor_back_register_entry_*(\"\"): "
"base=%s scope=%d filter=%s : "
"unable to find entry\n",
base->bv_val ? base->bv_val : "\"\"",
scope, filter->bv_val );
return -1;
}
freeit = 1;
}
if ( monitor_cache_get( mi, &ndn, &e ) != 0 ) {
/* entry does not exist */
Debug( LDAP_DEBUG_ANY,
"monitor_back_register_entry_*(\"%s\"): "
"entry does not exist\n",
ndn.bv_val, 0, 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\"): "
"entry is volatile\n",
e->e_name.bv_val, 0, 0 );
rc = -1;
goto done;
}
if ( a ) {
for ( atp = &e->e_attrs; *atp; atp = &(*atp)->a_next )
/* just get to last */ ;
*atp = attrs_dup( a );
if ( *atp == NULL ) {
Debug( LDAP_DEBUG_ANY,
"monitor_back_register_entry_*(\"%s\"): "
"attrs_dup() failed\n",
e->e_name.bv_val, 0, 0 );
rc = -1;
goto done;
}
}
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 ) {
attrs_free( *atp );
*atp = NULL;
}
}
if ( freeit ) {
ber_memfree( ndn.bv_val );
}
if ( e ) {
monitor_cache_release( mi, e );
}
} else {
entry_limbo_t *elp, el = { 0 };
el.el_type = LIMBO_ATTRS;
if ( !BER_BVISNULL( &ndn ) ) {
ber_dupbv( &el.el_ndn, &ndn );
}
if ( !BER_BVISNULL( base ) ) {
ber_dupbv( &el.el_base, base);
}
el.el_scope = scope;
if ( !BER_BVISNULL( filter ) ) {
ber_dupbv( &el.el_filter, filter );
}
el.el_a = attrs_dup( a );
el.el_cb = cb;
elp = (entry_limbo_t *)ch_malloc( sizeof( entry_limbo_t ) );
if ( elp == NULL ) {
attrs_free( a );
return -1;
}
el.el_next = (entry_limbo_t *)mi->mi_entry_limbo;
*elp = el;
mi->mi_entry_limbo = (void *)elp;;
}
return 0;
}
int
monitor_back_register_entry_callback(
struct berval *ndn,
monitor_callback_t *cb,
struct berval *base,
int scope,
struct berval *filter )
{
return monitor_back_register_entry_attrs( ndn, NULL, cb,
base, 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
)
{
monitor_subsys_t *ms;
static char *controls[] = {
LDAP_CONTROL_MANAGEDSAIT,
LDAP_CONTROL_VALUESRETURNFILTER,
NULL
};
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;
bi->bi_db_config = monitor_back_db_config;
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 = 0;
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_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_id2entry_get = 0;
bi->bi_tool_entry_modify = 0;
bi->bi_connection_init = 0;
bi->bi_connection_destroy = 0;
for ( ms = known_monitor_subsys; ms->mss_name != NULL; ms++ ) {
if ( monitor_back_register_subsys( ms ) ) {
return -1;
}
}
return 0;
}
int
monitor_back_db_init(
BackendDB *be
)
{
monitor_info_t *mi;
int i, rc;
struct berval dn, ndn;
struct berval bv;
const char *text;
struct m_s {
char *name;
char *schema;
slap_mask_t flags;
int offset;
} moc[] = {
{ "monitor", "( 1.3.6.1.4.1.4203.666.3.2 "
"NAME 'monitor' "
"DESC 'OpenLDAP system monitoring' "
"SUP top STRUCTURAL "
"MUST cn "
"MAY ( "
"description "
"$ l "
#if 0 /* temporarily disabled */
"$ st "
"$ street "
"$ postalAddress "
"$ postalCode "
#endif
"$ seeAlso "
"$ labeledURI "
"$ monitoredInfo "
"$ managedInfo "
"$ monitorOverlay "
") )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitor) },
{ "monitorServer", "( 1.3.6.1.4.1.4203.666.3.7 "
"NAME 'monitorServer' "
"DESC 'Server monitoring root entry' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitorServer) },
{ "monitorContainer", "( 1.3.6.1.4.1.4203.666.3.8 "
"NAME 'monitorContainer' "
"DESC 'monitor container class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitorContainer) },
{ "monitorCounterObject", "( 1.3.6.1.4.1.4203.666.3.9 "
"NAME 'monitorCounterObject' "
"DESC 'monitor counter class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitorCounterObject) },
{ "monitorOperation", "( 1.3.6.1.4.1.4203.666.3.10 "
"NAME 'monitorOperation' "
"DESC 'monitor operation class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitorOperation) },
{ "monitorConnection", "( 1.3.6.1.4.1.4203.666.3.11 "
"NAME 'monitorConnection' "
"DESC 'monitor connection class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitorConnection) },
{ "managedObject", "( 1.3.6.1.4.1.4203.666.3.12 "
"NAME 'managedObject' "
"DESC 'monitor managed entity class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_managedObject) },
{ "monitoredObject", "( 1.3.6.1.4.1.4203.666.3.13 "
"NAME 'monitoredObject' "
"DESC 'monitor monitored entity class' "
"SUP monitor STRUCTURAL )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
offsetof(monitor_info_t, mi_oc_monitoredObject) },
{ NULL, NULL, 0, -1 }
}, mat[] = {
{ "monitoredInfo", "( 1.3.6.1.4.1.4203.666.1.14 "
"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 directoryOperation )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitoredInfo) },
{ "managedInfo", "( 1.3.6.1.4.1.4203.666.1.15 "
"NAME 'managedInfo' "
"DESC 'monitor managed info' "
"SUP name )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_managedInfo) },
{ "monitorCounter", "( 1.3.6.1.4.1.4203.666.1.16 "
"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 directoryOperation )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorCounter) },
{ "monitorOpCompleted", "( 1.3.6.1.4.1.4203.666.1.17 "
"NAME 'monitorOpCompleted' "
"DESC 'monitor completed operations' "
"SUP monitorCounter "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorOpCompleted) },
{ "monitorOpInitiated", "( 1.3.6.1.4.1.4203.666.1.18 "
"NAME 'monitorOpInitiated' "
"DESC 'monitor initiated operations' "
"SUP monitorCounter "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorOpInitiated) },
{ "monitorConnectionNumber", "( 1.3.6.1.4.1.4203.666.1.19 "
"NAME 'monitorConnectionNumber' "
"DESC 'monitor connection number' "
"SUP monitorCounter "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorConnectionNumber) },
{ "monitorConnectionAuthzDN", "( 1.3.6.1.4.1.4203.666.1.20 "
"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 directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorConnectionAuthzDN) },
{ "monitorConnectionLocalAddress", "( 1.3.6.1.4.1.4203.666.1.21 "
"NAME 'monitorConnectionLocalAddress' "
"DESC 'monitor connection local address' "
"SUP monitoredInfo "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorConnectionLocalAddress) },
{ "monitorConnectionPeerAddress", "( 1.3.6.1.4.1.4203.666.1.22 "
"NAME 'monitorConnectionPeerAddress' "
"DESC 'monitor connection peer address' "
"SUP monitoredInfo "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorConnectionPeerAddress) },
{ "monitorTimestamp", "( 1.3.6.1.4.1.4203.666.1.24 "
"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 directoryOperation )", SLAP_AT_FINAL|SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorTimestamp) },
{ "monitorOverlay", "( 1.3.6.1.4.1.4203.666.1.27 "
"NAME 'monitorOverlay' "
"DESC 'name of overlays defined for a give database' "
"SUP monitoredInfo "
"NO-USER-MODIFICATION "
"USAGE directoryOperation )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_monitorOverlay) },
{ "readOnly", "( 1.3.6.1.4.1.4203.666.1.31 "
"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 directoryOperation )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_readOnly) },
{ "restrictedOperation", "( 1.3.6.1.4.1.4203.666.1.32 "
"NAME 'restrictedOperation' "
"DESC 'name of restricted operation for a given database' "
"SUP managedInfo )", SLAP_AT_HIDE,
offsetof(monitor_info_t, mi_ad_restrictedOperation ) },
#ifdef INTEGRATE_CORE_SCHEMA
{ NULL, NULL, 0, -1 }, /* description */
{ NULL, NULL, 0, -1 }, /* seeAlso */
{ NULL, NULL, 0, -1 }, /* l */
{ NULL, NULL, 0, -1 }, /* labeledURI */
#endif /* INTEGRATE_CORE_SCHEMA */
{ NULL, NULL, 0, -1 }
}, mat_core[] = {
{ "description", "( 2.5.4.13 "
"NAME 'description' "
"DESC 'RFC2256: descriptive information' "
"EQUALITY caseIgnoreMatch "
"SUBSTR caseIgnoreSubstringsMatch "
"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15{1024} )", 0,
offsetof(monitor_info_t, mi_ad_description) },
{ "seeAlso", "( 2.5.4.34 "
"NAME 'seeAlso' "
"DESC 'RFC2256: DN of related object' "
"SUP distinguishedName )", 0,
offsetof(monitor_info_t, mi_ad_seeAlso) },
{ "l", "( 2.5.4.7 "
"NAME ( 'l' 'localityName' ) "
"DESC 'RFC2256: locality which this object resides in' "
"SUP name )", 0,
offsetof(monitor_info_t, mi_ad_l) },
#ifdef MONITOR_DEFINE_LABELEDURI
{ "labeledURI", "( 1.3.6.1.4.1.250.1.57 "
"NAME 'labeledURI' "
"DESC 'RFC2079: Uniform Resource Identifier with optional label' "
"EQUALITY caseExactMatch "
"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )", 0,
offsetof(monitor_info_t, mi_ad_labeledURI) },
#endif /* MONITOR_DEFINE_LABELEDURI */
{ NULL, NULL, 0, -1 }
};
/*
* database monitor can be defined once only
*/
if ( be_monitor ) {
Debug( LDAP_DEBUG_ANY,
"only one monitor backend is allowed\n", 0, 0, 0 );
return( -1 );
}
be_monitor = be;
/* indicate system schema supported */
SLAP_BFLAGS(be) |= SLAP_BFLAG_MONITOR;
dn.bv_val = SLAPD_MONITOR_DN;
dn.bv_len = sizeof( SLAPD_MONITOR_DN ) - 1;
rc = dnNormalize( 0, NULL, NULL, &dn, &ndn, NULL );
if( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"unable to normalize monitor DN \"%s\"\n",
SLAPD_MONITOR_DN, 0, 0 );
return -1;
}
ber_dupbv( &bv, &dn );
ber_bvarray_add( &be->be_suffix, &bv );
ber_bvarray_add( &be->be_nsuffix, &ndn );
mi = ( monitor_info_t * )ch_calloc( sizeof( monitor_info_t ), 1 );
if ( mi == NULL ) {
Debug( LDAP_DEBUG_ANY,
"unable to initialize monitor backend\n", 0, 0, 0 );
return -1;
}
memset( mi, 0, sizeof( monitor_info_t ) );
ldap_pvt_thread_mutex_init( &mi->mi_cache_mutex );
be->be_private = mi;
#ifdef INTEGRATE_CORE_SCHEMA
/* prepare for schema integration */
for ( k = 0; mat[ k ].name != NULL; k++ );
#endif /* INTEGRATE_CORE_SCHEMA */
for ( i = 0; mat_core[ i ].name != NULL; i++ ) {
AttributeDescription **ad;
const char *text;
ad = ((AttributeDescription **)&(((char *)mi)[ mat_core[ i ].offset ]));
ad[ 0 ] = NULL;
switch (slap_str2ad( mat_core[ i ].name, ad, &text ) ) {
case LDAP_SUCCESS:
break;
#ifdef INTEGRATE_CORE_SCHEMA
case LDAP_UNDEFINED_TYPE:
mat[ k ] = mat_core[ i ];
k++;
break;
#endif /* INTEGRATE_CORE_SCHEMA */
default:
Debug( LDAP_DEBUG_ANY,
"monitor_back_db_init: %s: %s\n",
mat_core[ i ].name, text, 0 );
return( -1 );
}
}
/* schema integration */
for ( i = 0; mat[ i ].name; i++ ) {
LDAPAttributeType *at;
int code;
const char *err;
AttributeDescription **ad;
at = ldap_str2attributetype( mat[ i ].schema, &code,
&err, LDAP_SCHEMA_ALLOW_ALL );
if ( !at ) {
Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: "
"in AttributeType \"%s\" %s before %s\n",
mat[ i ].name, ldap_scherr2str(code), err );
return -1;
}
if ( at->at_oid == NULL ) {
Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: "
"null OID for attributeType \"%s\"\n",
mat[ i ].name, 0, 0 );
return -1;
}
code = at_add(at, &err);
if ( code ) {
Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: "
"%s in attributeType \"%s\"\n",
scherr2str(code), mat[ i ].name, 0 );
return -1;
}
ldap_memfree(at);
ad = ((AttributeDescription **)&(((char *)mi)[ mat[ i ].offset ]));
ad[ 0 ] = NULL;
if ( slap_str2ad( mat[ i ].name, ad, &text ) ) {
Debug( LDAP_DEBUG_ANY,
"monitor_back_db_init: %s\n", text, 0, 0 );
return -1;
}
(*ad)->ad_type->sat_flags |= mat[ i ].flags;
}
for ( i = 0; moc[ i ].name; i++ ) {
LDAPObjectClass *oc;
int code;
const char *err;
ObjectClass *Oc;
oc = ldap_str2objectclass(moc[ i ].schema, &code, &err,
LDAP_SCHEMA_ALLOW_ALL );
if ( !oc ) {
Debug( LDAP_DEBUG_ANY,
"unable to parse monitor objectclass \"%s\": "
"%s before %s\n" , moc[ i ].name,
ldap_scherr2str(code), err );
return -1;
}
if ( oc->oc_oid == NULL ) {
Debug( LDAP_DEBUG_ANY,
"objectclass \"%s\" has no OID\n" ,
moc[ i ].name, 0, 0 );
return -1;
}
code = oc_add(oc, 0, &err);
if ( code ) {
Debug( LDAP_DEBUG_ANY,
"objectclass \"%s\": %s \"%s\"\n" ,
moc[ i ].name, scherr2str(code), err );
return -1;
}
ldap_memfree(oc);
Oc = oc_find( moc[ i ].name );
if ( Oc == NULL ) {
Debug( LDAP_DEBUG_ANY, "monitor_back_db_init: "
"unable to find objectClass %s "
"(just added)\n", moc[ i ].name, 0, 0 );
return -1;
}
Oc->soc_flags |= moc[ i ].flags;
((ObjectClass **)&(((char *)mi)[ moc[ i ].offset ]))[ 0 ] = Oc;
}
return 0;
}
int
monitor_back_db_open(
BackendDB *be
)
{
monitor_info_t *mi = (monitor_info_t *)be->be_private;
struct monitor_subsys_t **ms;
Entry *e, **ep;
monitor_entry_t *mp;
int i;
char buf[ BACKMONITOR_BUFSIZE ],
*end_of_line;
struct berval bv;
struct tm *tms;
#ifdef HAVE_GMTIME_R
struct tm tm_buf;
#endif
static char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
assert( be_monitor );
if ( be != be_monitor ) {
be_monitor = be;
}
/*
* Start
*/
#ifndef HAVE_GMTIME_R
ldap_pvt_thread_mutex_lock( &gmtime_mutex );
#endif
#ifdef HACK_LOCAL_TIME
# ifdef HAVE_LOCALTIME_R
tms = localtime_r( &starttime, &tm_buf );
# else
tms = localtime( &starttime );
# endif /* HAVE_LOCALTIME_R */
lutil_localtime( tmbuf, sizeof(tmbuf), tms, -timezone );
#else /* !HACK_LOCAL_TIME */
# ifdef HAVE_GMTIME_R
tms = gmtime_r( &starttime, &tm_buf );
# else
tms = gmtime( &starttime );
# endif /* HAVE_GMTIME_R */
lutil_gentime( tmbuf, sizeof(tmbuf), tms );
#endif /* !HACK_LOCAL_TIME */
#ifndef HAVE_GMTIME_R
ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
#endif
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 );
} else {
mi->mi_creatorsName = be->be_rootdn;
}
/*
* creates the "cn=Monitor" entry
*/
snprintf( buf, sizeof( buf ),
"dn: %s\n"
"objectClass: %s\n"
"structuralObjectClass: %s\n"
"cn: Monitor\n"
"%s: This subtree contains monitoring/managing objects.\n"
"%s: This object contains information about this server.\n"
#if 0
"%s: createTimestamp reflects the time this server instance was created.\n"
"%s: modifyTimestamp reflects the time this server instance was last accessed.\n"
#endif
"creatorsName: %s\n"
"modifiersName: %s\n"
"createTimestamp: %s\n"
"modifyTimestamp: %s\n",
SLAPD_MONITOR_DN,
mi->mi_oc_monitorServer->soc_cname.bv_val,
mi->mi_oc_monitorServer->soc_cname.bv_val,
mi->mi_ad_description->ad_cname.bv_val,
mi->mi_ad_description->ad_cname.bv_val,
#if 0
mi->mi_ad_description->ad_cname.bv_val,
mi->mi_ad_description->ad_cname.bv_val,
#endif
mi->mi_creatorsName.bv_val,
mi->mi_creatorsName.bv_val,
mi->mi_startTime.bv_val,
mi->mi_startTime.bv_val );
e = str2entry( buf );
if ( e == NULL) {
Debug( LDAP_DEBUG_ANY,
"unable to create \"%s\" entry\n",
SLAPD_MONITOR_DN, 0, 0 );
return( -1 );
}
bv.bv_val = (char *) Versionstr;
end_of_line = strchr( Versionstr, '\n' );
if ( end_of_line ) {
bv.bv_len = end_of_line - Versionstr;
} else {
bv.bv_len = strlen( Versionstr );
}
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 );
}
if ( mi->mi_l.bv_len ) {
if ( attr_merge_normalize_one( e, mi->mi_ad_l, &mi->mi_l, NULL ) ) {
Debug( LDAP_DEBUG_ANY,
"unable to add locality 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;
}
/*
* 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 );
}
dn.bv_len += sizeof( SLAPD_MONITOR_DN ); /* 1 for the , */
dn.bv_val = ch_malloc( dn.bv_len + 1 );
strcpy( dn.bv_val , monitor_subsys[ i ]->mss_rdn.bv_val );
strcat( dn.bv_val, "," SLAPD_MONITOR_DN );
rc = dnPrettyNormal( NULL, &dn, &monitor_subsys[ i ]->mss_dn,
&monitor_subsys[ i ]->mss_ndn, NULL );
free( dn.bv_val );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY,
"monitor DN \"%s\" is invalid\n",
dn.bv_val, 0, 0 );
return( -1 );
}
snprintf( buf, sizeof( buf ),
"dn: %s\n"
"objectClass: %s\n"
"structuralObjectClass: %s\n"
"cn: %s\n"
"creatorsName: %s\n"
"modifiersName: %s\n"
"createTimestamp: %s\n"
"modifyTimestamp: %s\n",
monitor_subsys[ i ]->mss_dn.bv_val,
mi->mi_oc_monitorContainer->soc_cname.bv_val,
mi->mi_oc_monitorContainer->soc_cname.bv_val,
monitor_subsys[ i ]->mss_name,
mi->mi_creatorsName.bv_val,
mi->mi_creatorsName.bv_val,
mi->mi_startTime.bv_val,
mi->mi_startTime.bv_val );
e = str2entry( buf );
if ( e == NULL) {
Debug( LDAP_DEBUG_ANY,
"unable to create \"%s\" entry\n",
monitor_subsys[ i ]->mss_dn.bv_val, 0, 0 );
return( -1 );
}
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 );
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 = (entry_limbo_t *)mi->mi_entry_limbo;
for ( ; el; ) {
entry_limbo_t *tmp;
switch ( el->el_type ) {
case LIMBO_ENTRY:
monitor_back_register_entry(
el->el_e,
el->el_cb );
break;
case LIMBO_ATTRS:
monitor_back_register_entry_attrs(
&el->el_ndn,
el->el_a,
el->el_cb,
&el->el_base,
el->el_scope,
&el->el_filter );
break;
case LIMBO_CB:
monitor_back_register_entry_callback(
&el->el_ndn,
el->el_cb,
&el->el_base,
el->el_scope,
&el->el_filter );
break;
default:
assert( 0 );
}
if ( el->el_e ) {
entry_free( el->el_e );
}
if ( el->el_a ) {
attrs_free( el->el_a );
}
if ( !BER_BVISNULL( &el->el_ndn ) ) {
ber_memfree( el->el_ndn.bv_val );
}
if ( !BER_BVISNULL( &el->el_base ) ) {
ber_memfree( el->el_base.bv_val );
}
if ( !BER_BVISNULL( &el->el_filter ) ) {
ber_memfree( el->el_filter.bv_val );
}
tmp = el;
el = el->el_next;
ch_free( tmp );
}
mi->mi_entry_limbo = NULL;
}
return( 0 );
}
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;
}
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
*/
if ( strcasecmp( argv[ 0 ], "l" ) == 0 ) {
if ( argc != 2 ) {
return 1;
}
ber_str2bv( argv[ 1 ], 0, 1, &mi->mi_l );
} else {
return SLAP_CONF_UNKNOWN;
}
return( 0 );
}
int
monitor_back_db_destroy(
BackendDB *be
)
{
/*
* FIXME: destroys all the data
*/
return 0;
}
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