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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 17:54:12 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 17:54:12 +0000 |
commit | b527294153be3b79563c82c66102adc0004736c0 (patch) | |
tree | 9b423a224848441885190b5ea7cf0feb23510c9d /servers/slapd/back-mdb/monitor.c | |
parent | Initial commit. (diff) | |
download | openldap-b527294153be3b79563c82c66102adc0004736c0.tar.xz openldap-b527294153be3b79563c82c66102adc0004736c0.zip |
Adding upstream version 2.6.7+dfsg.upstream/2.6.7+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | servers/slapd/back-mdb/monitor.c | 807 |
1 files changed, 807 insertions, 0 deletions
diff --git a/servers/slapd/back-mdb/monitor.c b/servers/slapd/back-mdb/monitor.c new file mode 100644 index 0000000..fc77bc6 --- /dev/null +++ b/servers/slapd/back-mdb/monitor.c @@ -0,0 +1,807 @@ +/* monitor.c - monitor mdb backend */ +/* $OpenLDAP$ */ +/* This work is part of OpenLDAP Software <http://www.openldap.org/>. + * + * Copyright 2000-2022 The OpenLDAP Foundation. + * 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 the file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * <http://www.OpenLDAP.org/license.html>. + */ + +#include "portable.h" + +#include <stdio.h> +#include <ac/string.h> +#include <ac/unistd.h> +#include <ac/stdlib.h> +#include <ac/errno.h> +#include <sys/stat.h> +#include "lutil.h" +#include "back-mdb.h" + +#include "../back-monitor/back-monitor.h" + +#include "slap-config.h" + +static ObjectClass *oc_olmMDBDatabase; + +static AttributeDescription *ad_olmDbDirectory; + +#ifdef MDB_MONITOR_IDX +static int +mdb_monitor_idx_entry_add( + struct mdb_info *mdb, + Entry *e ); + +static AttributeDescription *ad_olmDbNotIndexed; +#endif /* MDB_MONITOR_IDX */ + +static AttributeDescription *ad_olmMDBPagesMax, + *ad_olmMDBPagesUsed, *ad_olmMDBPagesFree; + +static AttributeDescription *ad_olmMDBReadersMax, + *ad_olmMDBReadersUsed; + +static AttributeDescription *ad_olmMDBEntries; + +/* + * NOTE: there's some confusion in monitor OID arc; + * by now, let's consider: + * + * Subsystems monitor attributes 1.3.6.1.4.1.4203.666.1.55.0 + * Databases monitor attributes 1.3.6.1.4.1.4203.666.1.55.0.1 + * MDB database monitor attributes 1.3.6.1.4.1.4203.666.1.55.0.1.3 + * + * Subsystems monitor objectclasses 1.3.6.1.4.1.4203.666.3.16.0 + * Databases monitor objectclasses 1.3.6.1.4.1.4203.666.3.16.0.1 + * MDB database monitor objectclasses 1.3.6.1.4.1.4203.666.3.16.0.1.3 + */ + +static struct { + char *name; + char *oid; +} s_oid[] = { + { "olmMDBAttributes", "olmDatabaseAttributes:1" }, + { "olmMDBObjectClasses", "olmDatabaseObjectClasses:1" }, + + { NULL } +}; + +static struct { + char *desc; + AttributeDescription **ad; +} s_at[] = { + { "( olmDatabaseAttributes:1 " + "NAME ( 'olmDbDirectory' ) " + "DESC 'Path name of the directory " + "where the database environment resides' " + "SUP monitoredInfo " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmDbDirectory }, + +#ifdef MDB_MONITOR_IDX + { "( olmDatabaseAttributes:2 " + "NAME ( 'olmDbNotIndexed' ) " + "DESC 'Missing indexes resulting from candidate selection' " + "SUP monitoredInfo " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmDbNotIndexed }, +#endif /* MDB_MONITOR_IDX */ + + { "( olmMDBAttributes:1 " + "NAME ( 'olmMDBPagesMax' ) " + "DESC 'Maximum number of pages' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBPagesMax }, + + { "( olmMDBAttributes:2 " + "NAME ( 'olmMDBPagesUsed' ) " + "DESC 'Number of pages in use' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBPagesUsed }, + + { "( olmMDBAttributes:3 " + "NAME ( 'olmMDBPagesFree' ) " + "DESC 'Number of free pages' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBPagesFree }, + + { "( olmMDBAttributes:4 " + "NAME ( 'olmMDBReadersMax' ) " + "DESC 'Maximum number of readers' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBReadersMax }, + + { "( olmMDBAttributes:5 " + "NAME ( 'olmMDBReadersUsed' ) " + "DESC 'Number of readers in use' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBReadersUsed }, + + { "( olmMDBAttributes:6 " + "NAME ( 'olmMDBEntries' ) " + "DESC 'Number of entries in DB' " + "SUP monitorCounter " + "NO-USER-MODIFICATION " + "USAGE dSAOperation )", + &ad_olmMDBEntries }, + { NULL } +}; + +static struct { + char *desc; + ObjectClass **oc; +} s_oc[] = { + /* augments an existing object, so it must be AUXILIARY + * FIXME: derive from some ABSTRACT "monitoredEntity"? */ + { "( olmMDBObjectClasses:2 " + "NAME ( 'olmMDBDatabase' ) " + "SUP top AUXILIARY " + "MAY ( " + "olmDbDirectory " +#ifdef MDB_MONITOR_IDX + "$ olmDbNotIndexed " +#endif /* MDB_MONITOR_IDX */ + "$ olmMDBPagesMax $ olmMDBPagesUsed $ olmMDBPagesFree " + "$ olmMDBReadersMax $ olmMDBReadersUsed $ olmMDBEntries " + ") )", + &oc_olmMDBDatabase }, + + { NULL } +}; + +static int +mdb_monitor_update( + Operation *op, + SlapReply *rs, + Entry *e, + void *priv ) +{ + struct mdb_info *mdb = (struct mdb_info *) priv; + Attribute *a; + char buf[ BUFSIZ ]; + struct berval bv; + MDB_stat mst; + MDB_envinfo mei; + MDB_txn *txn; + int rc; + +#ifdef MDB_MONITOR_IDX + + mdb_monitor_idx_entry_add( mdb, e ); +#endif /* MDB_MONITOR_IDX */ + + mdb_env_stat( mdb->mi_dbenv, &mst ); + mdb_env_info( mdb->mi_dbenv, &mei ); + + a = attr_find( e->e_attrs, ad_olmMDBPagesMax ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", mei.me_mapsize / mst.ms_psize ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + + a = attr_find( e->e_attrs, ad_olmMDBPagesUsed ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", mei.me_last_pgno+1 ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + + a = attr_find( e->e_attrs, ad_olmMDBReadersMax ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%u", mei.me_maxreaders ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + + a = attr_find( e->e_attrs, ad_olmMDBReadersUsed ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%u", mei.me_numreaders ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + + rc = mdb_txn_begin( mdb->mi_dbenv, NULL, MDB_RDONLY, &txn ); + if ( !rc ) { + MDB_cursor *cursor; + MDB_val key, data; + size_t pages = 0, *iptr; + + rc = mdb_cursor_open( txn, 0, &cursor ); + if ( !rc ) { + while (( rc = mdb_cursor_get( cursor, &key, &data, MDB_NEXT )) == 0 ) { + iptr = data.mv_data; + pages += *iptr; + } + mdb_cursor_close( cursor ); + } + + mdb_stat( txn, mdb->mi_id2entry, &mst ); + a = attr_find( e->e_attrs, ad_olmMDBEntries ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", mst.ms_entries ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + + mdb_txn_abort( txn ); + + a = attr_find( e->e_attrs, ad_olmMDBPagesFree ); + assert( a != NULL ); + bv.bv_val = buf; + bv.bv_len = snprintf( buf, sizeof( buf ), "%lu", pages ); + ber_bvreplace( &a->a_vals[ 0 ], &bv ); + } + return SLAP_CB_CONTINUE; +} + +#if 0 /* uncomment if required */ +static int +mdb_monitor_modify( + Operation *op, + SlapReply *rs, + Entry *e, + void *priv ) +{ + return SLAP_CB_CONTINUE; +} +#endif + +static int +mdb_monitor_free( + Entry *e, + void **priv ) +{ + struct berval values[ 2 ]; + Modification mod = { 0 }; + + const char *text; + char textbuf[ SLAP_TEXT_BUFLEN ]; + + int i, rc; + + /* NOTE: if slap_shutdown != 0, priv might have already been freed */ + *priv = NULL; + + /* Remove objectClass */ + mod.sm_op = LDAP_MOD_DELETE; + mod.sm_desc = slap_schema.si_ad_objectClass; + mod.sm_values = values; + mod.sm_numvals = 1; + values[ 0 ] = oc_olmMDBDatabase->soc_cname; + BER_BVZERO( &values[ 1 ] ); + + rc = modify_delete_values( e, &mod, 1, &text, + textbuf, sizeof( textbuf ) ); + /* don't care too much about return code... */ + + /* remove attrs */ + mod.sm_values = NULL; + mod.sm_numvals = 0; + for ( i = 0; s_at[ i ].desc != NULL; i++ ) { + mod.sm_desc = *s_at[ i ].ad; + rc = modify_delete_values( e, &mod, 1, &text, + textbuf, sizeof( textbuf ) ); + /* don't care too much about return code... */ + } + + return SLAP_CB_CONTINUE; +} + +/* + * call from within mdb_initialize() + */ +static int +mdb_monitor_initialize( void ) +{ + int i, code; + ConfigArgs c; + char *argv[ 3 ]; + + static int mdb_monitor_initialized = 0; + + /* set to 0 when successfully initialized; otherwise, remember failure */ + static int mdb_monitor_initialized_failure = 1; + + if ( mdb_monitor_initialized++ ) { + return mdb_monitor_initialized_failure; + } + + if ( backend_info( "monitor" ) == NULL ) { + return -1; + } + + /* register schema here */ + + argv[ 0 ] = "back-mdb monitor"; + c.argv = argv; + c.argc = 3; + c.fname = argv[0]; + + for ( i = 0; s_oid[ i ].name; i++ ) { + c.lineno = i; + argv[ 1 ] = s_oid[ i ].name; + argv[ 2 ] = s_oid[ i ].oid; + + if ( parse_oidm( &c, 0, NULL ) != 0 ) { + Debug( LDAP_DEBUG_ANY, LDAP_XSTRING(mdb_monitor_initialize) + ": unable to add " + "objectIdentifier \"%s=%s\"\n", + s_oid[ i ].name, s_oid[ i ].oid ); + return 2; + } + } + + for ( i = 0; s_at[ i ].desc != NULL; i++ ) { + code = register_at( s_at[ i ].desc, s_at[ i ].ad, 1 ); + if ( code != LDAP_SUCCESS ) { + Debug( LDAP_DEBUG_ANY, LDAP_XSTRING(mdb_monitor_initialize) + ": register_at failed for attributeType (%s)\n", + s_at[ i ].desc ); + return 3; + + } else { + (*s_at[ i ].ad)->ad_type->sat_flags |= SLAP_AT_HIDE; + } + } + + for ( i = 0; s_oc[ i ].desc != NULL; i++ ) { + code = register_oc( s_oc[ i ].desc, s_oc[ i ].oc, 1 ); + if ( code != LDAP_SUCCESS ) { + Debug( LDAP_DEBUG_ANY, LDAP_XSTRING(mdb_monitor_initialize) + ": register_oc failed for objectClass (%s)\n", + s_oc[ i ].desc ); + return 4; + + } else { + (*s_oc[ i ].oc)->soc_flags |= SLAP_OC_HIDE; + } + } + + return ( mdb_monitor_initialized_failure = LDAP_SUCCESS ); +} + +/* + * call from within mdb_db_init() + */ +int +mdb_monitor_db_init( BackendDB *be ) +{ +#ifdef MDB_MONITOR_IDX + struct mdb_info *mdb = (struct mdb_info *) be->be_private; +#endif /* MDB_MONITOR_IDX */ + + if ( mdb_monitor_initialize() == LDAP_SUCCESS ) { + /* monitoring in back-mdb is on by default */ + SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_MONITORING; + } + +#ifdef MDB_MONITOR_IDX + mdb->mi_idx = NULL; + ldap_pvt_thread_mutex_init( &mdb->mi_idx_mutex ); +#endif /* MDB_MONITOR_IDX */ + + return 0; +} + +/* + * call from within mdb_db_open() + */ +int +mdb_monitor_db_open( BackendDB *be ) +{ + struct mdb_info *mdb = (struct mdb_info *) be->be_private; + Attribute *a, *next; + monitor_callback_t *cb = NULL; + int rc = 0; + BackendInfo *mi; + monitor_extra_t *mbe; + + if ( !SLAP_DBMONITORING( be ) ) { + return 0; + } + + mi = backend_info( "monitor" ); + if ( !mi || !mi->bi_extra ) { + SLAP_DBFLAGS( be ) ^= SLAP_DBFLAG_MONITORING; + return 0; + } + mbe = mi->bi_extra; + + /* don't bother if monitor is not configured */ + if ( !mbe->is_configured() ) { + static int warning = 0; + + if ( warning++ == 0 ) { + Debug( LDAP_DEBUG_CONFIG, LDAP_XSTRING(mdb_monitor_db_open) + ": monitoring disabled; " + "configure monitor database to enable\n" ); + } + + return 0; + } + + /* alloc as many as required (plus 1 for objectClass) */ + a = attrs_alloc( 1 + 7 ); + if ( a == NULL ) { + rc = 1; + goto cleanup; + } + + a->a_desc = slap_schema.si_ad_objectClass; + attr_valadd( a, &oc_olmMDBDatabase->soc_cname, NULL, 1 ); + next = a->a_next; + + { + struct berval bv = BER_BVC( "0" ); + + next->a_desc = ad_olmMDBPagesMax; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + + next->a_desc = ad_olmMDBPagesUsed; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + + next->a_desc = ad_olmMDBPagesFree; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + + next->a_desc = ad_olmMDBReadersMax; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + + next->a_desc = ad_olmMDBReadersUsed; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + + next->a_desc = ad_olmMDBEntries; + attr_valadd( next, &bv, NULL, 1 ); + next = next->a_next; + } + + { + struct berval bv, nbv; + ber_len_t pathlen = 0, len = 0; + char path[ MAXPATHLEN ] = { '\0' }; + char *fname = mdb->mi_dbenv_home, + *ptr; + + len = strlen( fname ); + if ( fname[ 0 ] != '/' ) { + /* get full path name */ + getcwd( path, sizeof( path ) ); + pathlen = strlen( path ); + + if ( fname[ 0 ] == '.' && fname[ 1 ] == '/' ) { + fname += 2; + len -= 2; + } + } + + bv.bv_len = pathlen + STRLENOF( "/" ) + len; + ptr = bv.bv_val = ch_malloc( bv.bv_len + STRLENOF( "/" ) + 1 ); + if ( pathlen ) { + ptr = lutil_strncopy( ptr, path, pathlen ); + ptr[ 0 ] = '/'; + ptr++; + } + ptr = lutil_strncopy( ptr, fname, len ); + if ( ptr[ -1 ] != '/' ) { + ptr[ 0 ] = '/'; + ptr++; + } + ptr[ 0 ] = '\0'; + + attr_normalize_one( ad_olmDbDirectory, &bv, &nbv, NULL ); + + next->a_desc = ad_olmDbDirectory; + next->a_vals = ch_calloc( sizeof( struct berval ), 2 ); + next->a_vals[ 0 ] = bv; + next->a_numvals = 1; + + if ( BER_BVISNULL( &nbv ) ) { + next->a_nvals = next->a_vals; + + } else { + next->a_nvals = ch_calloc( sizeof( struct berval ), 2 ); + next->a_nvals[ 0 ] = nbv; + } + + next = next->a_next; + } + + cb = ch_calloc( sizeof( monitor_callback_t ), 1 ); + cb->mc_update = mdb_monitor_update; +#if 0 /* uncomment if required */ + cb->mc_modify = mdb_monitor_modify; +#endif + cb->mc_free = mdb_monitor_free; + cb->mc_private = (void *)mdb; + + /* make sure the database is registered; then add monitor attributes */ + rc = mbe->register_database( be, &mdb->mi_monitor.mdm_ndn ); + if ( rc == 0 ) { + rc = mbe->register_entry_attrs( &mdb->mi_monitor.mdm_ndn, a, cb, + NULL, -1, NULL ); + } + +cleanup:; + if ( rc != 0 ) { + if ( cb != NULL ) { + ch_free( cb ); + cb = NULL; + } + + if ( a != NULL ) { + attrs_free( a ); + a = NULL; + } + } + + /* store for cleanup */ + mdb->mi_monitor.mdm_cb = (void *)cb; + + /* we don't need to keep track of the attributes, because + * mdb_monitor_free() takes care of everything */ + if ( a != NULL ) { + attrs_free( a ); + } + + return rc; +} + +/* + * call from within mdb_db_close() + */ +int +mdb_monitor_db_close( BackendDB *be ) +{ + struct mdb_info *mdb = (struct mdb_info *) be->be_private; + + if ( !BER_BVISNULL( &mdb->mi_monitor.mdm_ndn ) ) { + BackendInfo *mi = backend_info( "monitor" ); + monitor_extra_t *mbe; + + if ( mi && mi->bi_extra ) { + struct berval dummy = BER_BVNULL; + mbe = mi->bi_extra; + mbe->unregister_entry_callback( &mdb->mi_monitor.mdm_ndn, + (monitor_callback_t *)mdb->mi_monitor.mdm_cb, + &dummy, 0, &dummy ); + } + + memset( &mdb->mi_monitor, 0, sizeof( mdb->mi_monitor ) ); + } + + return 0; +} + +/* + * call from within mdb_db_destroy() + */ +int +mdb_monitor_db_destroy( BackendDB *be ) +{ +#ifdef MDB_MONITOR_IDX + struct mdb_info *mdb = (struct mdb_info *) be->be_private; + + /* TODO: free tree */ + ldap_pvt_thread_mutex_destroy( &mdb->mi_idx_mutex ); + ldap_avl_free( mdb->mi_idx, ch_free ); +#endif /* MDB_MONITOR_IDX */ + + return 0; +} + +#ifdef MDB_MONITOR_IDX + +#define MDB_MONITOR_IDX_TYPES (4) + +typedef struct monitor_idx_t monitor_idx_t; + +struct monitor_idx_t { + AttributeDescription *idx_ad; + unsigned long idx_count[MDB_MONITOR_IDX_TYPES]; +}; + +static int +mdb_monitor_bitmask2key( slap_mask_t bitmask ) +{ + int key; + + for ( key = 0; key < 8 * (int)sizeof(slap_mask_t) && !( bitmask & 0x1U ); + key++ ) + bitmask >>= 1; + + return key; +} + +static struct berval idxbv[] = { + BER_BVC( "present=" ), + BER_BVC( "equality=" ), + BER_BVC( "approx=" ), + BER_BVC( "substr=" ), + BER_BVNULL +}; + +static ber_len_t +mdb_monitor_idx2len( monitor_idx_t *idx ) +{ + int i; + ber_len_t len = 0; + + for ( i = 0; i < MDB_MONITOR_IDX_TYPES; i++ ) { + if ( idx->idx_count[ i ] != 0 ) { + len += idxbv[i].bv_len; + } + } + + return len; +} + +static int +monitor_idx_cmp( const void *p1, const void *p2 ) +{ + const monitor_idx_t *idx1 = (const monitor_idx_t *)p1; + const monitor_idx_t *idx2 = (const monitor_idx_t *)p2; + + return SLAP_PTRCMP( idx1->idx_ad, idx2->idx_ad ); +} + +static int +monitor_idx_dup( void *p1, void *p2 ) +{ + monitor_idx_t *idx1 = (monitor_idx_t *)p1; + monitor_idx_t *idx2 = (monitor_idx_t *)p2; + + return SLAP_PTRCMP( idx1->idx_ad, idx2->idx_ad ) == 0 ? -1 : 0; +} + +int +mdb_monitor_idx_add( + struct mdb_info *mdb, + AttributeDescription *desc, + slap_mask_t type ) +{ + monitor_idx_t idx_dummy = { 0 }, + *idx; + int rc = 0, key; + + idx_dummy.idx_ad = desc; + key = mdb_monitor_bitmask2key( type ) - 1; + if ( key >= MDB_MONITOR_IDX_TYPES ) { + /* invalid index type */ + return -1; + } + + ldap_pvt_thread_mutex_lock( &mdb->mi_idx_mutex ); + + idx = (monitor_idx_t *)ldap_avl_find( mdb->mi_idx, + (caddr_t)&idx_dummy, monitor_idx_cmp ); + if ( idx == NULL ) { + idx = (monitor_idx_t *)ch_calloc( sizeof( monitor_idx_t ), 1 ); + idx->idx_ad = desc; + idx->idx_count[ key ] = 1; + + switch ( ldap_avl_insert( &mdb->mi_idx, (caddr_t)idx, + monitor_idx_cmp, monitor_idx_dup ) ) + { + case 0: + break; + + default: + ch_free( idx ); + rc = -1; + } + + } else { + idx->idx_count[ key ]++; + } + + ldap_pvt_thread_mutex_unlock( &mdb->mi_idx_mutex ); + + return rc; +} + +static int +mdb_monitor_idx_apply( void *v_idx, void *v_valp ) +{ + monitor_idx_t *idx = (monitor_idx_t *)v_idx; + BerVarray *valp = (BerVarray *)v_valp; + + struct berval bv; + char *ptr; + char count_buf[ MDB_MONITOR_IDX_TYPES ][ SLAP_TEXT_BUFLEN ]; + ber_len_t count_len[ MDB_MONITOR_IDX_TYPES ], + idx_len; + int i, num = 0; + + idx_len = mdb_monitor_idx2len( idx ); + + bv.bv_len = 0; + for ( i = 0; i < MDB_MONITOR_IDX_TYPES; i++ ) { + if ( idx->idx_count[ i ] == 0 ) { + continue; + } + + count_len[ i ] = snprintf( count_buf[ i ], + sizeof( count_buf[ i ] ), "%lu", idx->idx_count[ i ] ); + bv.bv_len += count_len[ i ]; + num++; + } + + bv.bv_len += idx->idx_ad->ad_cname.bv_len + + num + + idx_len; + ptr = bv.bv_val = ch_malloc( bv.bv_len + 1 ); + ptr = lutil_strcopy( ptr, idx->idx_ad->ad_cname.bv_val ); + for ( i = 0; i < MDB_MONITOR_IDX_TYPES; i++ ) { + if ( idx->idx_count[ i ] == 0 ) { + continue; + } + + ptr[ 0 ] = '#'; + ++ptr; + ptr = lutil_strcopy( ptr, idxbv[ i ].bv_val ); + ptr = lutil_strcopy( ptr, count_buf[ i ] ); + } + + ber_bvarray_add( valp, &bv ); + + return 0; +} + +static int +mdb_monitor_idx_entry_add( + struct mdb_info *mdb, + Entry *e ) +{ + BerVarray vals = NULL; + Attribute *a; + + a = attr_find( e->e_attrs, ad_olmDbNotIndexed ); + + ldap_pvt_thread_mutex_lock( &mdb->mi_idx_mutex ); + + ldap_avl_apply( mdb->mi_idx, mdb_monitor_idx_apply, + &vals, -1, AVL_INORDER ); + + ldap_pvt_thread_mutex_unlock( &mdb->mi_idx_mutex ); + + if ( vals != NULL ) { + if ( a != NULL ) { + assert( a->a_nvals == a->a_vals ); + + ber_bvarray_free( a->a_vals ); + + } else { + Attribute **ap; + + for ( ap = &e->e_attrs; *ap != NULL; ap = &(*ap)->a_next ) + ; + *ap = attr_alloc( ad_olmDbNotIndexed ); + a = *ap; + } + a->a_vals = vals; + a->a_nvals = a->a_vals; + } + + return 0; +} + +#endif /* MDB_MONITOR_IDX */ |