]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/bconfig.c
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[openldap] / servers / slapd / bconfig.c
index dda830388da52ac631a258c1d4e85884fb8b4971..3a0b1890d7947141f3394dbbd25b215b383115d4 100644 (file)
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 2005-2010 The OpenLDAP Foundation.
+ * Copyright 2005-2011 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -244,9 +244,12 @@ static OidRec OidMacros[] = {
  * OLcfg{Bk|Db}{Oc|At}:3               -> back-ldap
  * OLcfg{Bk|Db}{Oc|At}:4               -> back-monitor
  * OLcfg{Bk|Db}{Oc|At}:5               -> back-relay
- * OLcfg{Bk|Db}{Oc|At}:6               -> back-sql
+ * OLcfg{Bk|Db}{Oc|At}:6               -> back-sql(/back-ndb)
  * OLcfg{Bk|Db}{Oc|At}:7               -> back-sock
  * OLcfg{Bk|Db}{Oc|At}:8               -> back-null
+ * OLcfg{Bk|Db}{Oc|At}:9               -> back-passwd
+ * OLcfg{Bk|Db}{Oc|At}:10              -> back-shell
+ * OLcfg{Bk|Db}{Oc|At}:11              -> back-perl
  */
 
 /*
@@ -316,6 +319,7 @@ static ConfigTable config_back_cf_table[] = {
                &config_generic, "( OLcfgGlAt:4 NAME 'olcAttributeTypes' "
                        "DESC 'OpenLDAP attributeTypes' "
                        "EQUALITY caseIgnoreMatch "
+                       "SUBSTR caseIgnoreSubstringsMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )",
                                NULL, NULL },
        { "authid-rewrite", NULL, 2, 0, STRLENOF( "authid-rewrite" ),
@@ -365,6 +369,7 @@ static ConfigTable config_back_cf_table[] = {
                &config_generic, "( OLcfgGlAt:16 NAME 'olcDitContentRules' "
                        "DESC 'OpenLDAP DIT content rules' "
                        "EQUALITY caseIgnoreMatch "
+                       "SUBSTR caseIgnoreSubstringsMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )",
                        NULL, NULL },
        { "extra_attrs", "attrlist", 2, 2, 0, ARG_DB|ARG_MAGIC,
@@ -411,6 +416,7 @@ static ConfigTable config_back_cf_table[] = {
                &config_generic, "( OLcfgGlAt:85 NAME 'olcLdapSyntaxes' "
                        "DESC 'OpenLDAP ldapSyntax' "
                        "EQUALITY caseIgnoreMatch "
+                       "SUBSTR caseIgnoreSubstringsMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )",
                                NULL, NULL },
        { "limits", "limits", 2, 0, 0, ARG_DB|ARG_MAGIC|CFG_LIMITS,
@@ -466,11 +472,13 @@ static ConfigTable config_back_cf_table[] = {
                &config_generic, "( OLcfgGlAt:32 NAME 'olcObjectClasses' "
                "DESC 'OpenLDAP object classes' "
                "EQUALITY caseIgnoreMatch "
+               "SUBSTR caseIgnoreSubstringsMatch "
                "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )",
                        NULL, NULL },
        { "objectidentifier", "name> <oid",     3, 3, 0, ARG_MAGIC|CFG_OID,
                &config_generic, "( OLcfgGlAt:33 NAME 'olcObjectIdentifier' "
                        "EQUALITY caseIgnoreMatch "
+                       "SUBSTR caseIgnoreSubstringsMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", NULL, NULL },
        { "overlay", "overlay", 2, 2, 0, ARG_MAGIC,
                &config_overlay, "( OLcfgGlAt:34 NAME 'olcOverlay' "
@@ -668,7 +676,7 @@ static ConfigTable config_back_cf_table[] = {
        { "timelimit", "limit", 2, 0, 0, ARG_MAY_DB|ARG_MAGIC,
                &config_timelimit, "( OLcfgGlAt:67 NAME 'olcTimeLimit' "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
-       { "TLSCACertificateFile", NULL, 0, 0, 0,
+       { "TLSCACertificateFile", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_CA_FILE|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -676,7 +684,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:68 NAME 'olcTLSCACertificateFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCACertificatePath", NULL, 0, 0, 0,
+       { "TLSCACertificatePath", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_CA_PATH|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -684,7 +692,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:69 NAME 'olcTLSCACertificatePath' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCertificateFile", NULL, 0, 0, 0,
+       { "TLSCertificateFile", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_CERT_FILE|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -692,7 +700,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:70 NAME 'olcTLSCertificateFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCertificateKeyFile", NULL, 0, 0, 0,
+       { "TLSCertificateKeyFile", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_CERT_KEY|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -700,7 +708,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:71 NAME 'olcTLSCertificateKeyFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCipherSuite",     NULL, 0, 0, 0,
+       { "TLSCipherSuite",     NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_CIPHER|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -708,7 +716,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:72 NAME 'olcTLSCipherSuite' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCRLCheck", NULL, 0, 0, 0,
+       { "TLSCRLCheck", NULL, 2, 2, 0,
 #if defined(HAVE_TLS) && defined(HAVE_OPENSSL_CRL)
                CFG_TLS_CRLCHECK|ARG_STRING|ARG_MAGIC, &config_tls_config,
 #else
@@ -716,7 +724,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:73 NAME 'olcTLSCRLCheck' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSCRLFile", NULL, 0, 0, 0,
+       { "TLSCRLFile", NULL, 2, 2, 0,
 #if defined(HAVE_GNUTLS)
                CFG_TLS_CRL_FILE|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -724,7 +732,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:82 NAME 'olcTLSCRLFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSRandFile", NULL, 0, 0, 0,
+       { "TLSRandFile", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_RAND|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -732,7 +740,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:74 NAME 'olcTLSRandFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSVerifyClient", NULL, 0, 0, 0,
+       { "TLSVerifyClient", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_VERIFY|ARG_STRING|ARG_MAGIC, &config_tls_config,
 #else
@@ -740,7 +748,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:75 NAME 'olcTLSVerifyClient' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSDHParamFile", NULL, 0, 0, 0,
+       { "TLSDHParamFile", NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_DH_FILE|ARG_STRING|ARG_MAGIC, &config_tls_option,
 #else
@@ -748,7 +756,7 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:77 NAME 'olcTLSDHParamFile' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "TLSProtocolMin",     NULL, 0, 0, 0,
+       { "TLSProtocolMin",     NULL, 2, 2, 0,
 #ifdef HAVE_TLS
                CFG_TLS_PROTOCOL_MIN|ARG_STRING|ARG_MAGIC, &config_tls_config,
 #else
@@ -1758,7 +1766,8 @@ config_generic(ConfigArgs *c) {
                                        int i;
                                        for (i=0, oc = cfn->c_oc_head; i<c->valx; i++) {
                                                prev = oc;
-                                               oc_next( &oc );
+                                               if ( !oc_next( &oc ))
+                                                       break;
                                        }
                                } else
                                /* If adding the first, and head exists, find its prev */
@@ -1790,7 +1799,8 @@ config_generic(ConfigArgs *c) {
                                        int i;
                                        for (i=0, at = cfn->c_at_head; i<c->valx; i++) {
                                                prev = at;
-                                               at_next( &at );
+                                               if ( !at_next( &at ))
+                                                       break;
                                        }
                                } else
                                /* If adding the first, and head exists, find its prev */
@@ -1822,7 +1832,8 @@ config_generic(ConfigArgs *c) {
                                        int i;
                                        for ( i = 0, syn = cfn->c_syn_head; i < c->valx; i++ ) {
                                                prev = syn;
-                                               syn_next( &syn );
+                                               if ( !syn_next( &syn ))
+                                                       break;
                                        }
                                } else
                                /* If adding the first, and head exists, find its prev */
@@ -4193,10 +4204,12 @@ config_setup_ldif( BackendDB *be, const char *dir, int readit ) {
 
                op->o_tag = LDAP_REQ_ADD;
                if ( rc == LDAP_SUCCESS && sc.frontend ) {
+                       rs_reinit( &rs, REP_RESULT );
                        op->ora_e = sc.frontend;
                        rc = op->o_bd->be_add( op, &rs );
                }
                if ( rc == LDAP_SUCCESS && sc.config ) {
+                       rs_reinit( &rs, REP_RESULT );
                        op->ora_e = sc.config;
                        rc = op->o_bd->be_add( op, &rs );
                }
@@ -4744,12 +4757,19 @@ check_name_index( CfEntryInfo *parent, ConfigType ce_type, Entry *e,
        return rc;
 }
 
+/* Insert all superior classes of the given class */
 static int
 count_oc( ObjectClass *oc, ConfigOCs ***copp, int *nocs )
 {
        ConfigOCs       co, *cop;
        ObjectClass     **sups;
 
+       for ( sups = oc->soc_sups; sups && *sups; sups++ ) {
+               if ( count_oc( *sups, copp, nocs ) ) {
+                       return -1;
+               }
+       }
+
        co.co_name = &oc->soc_cname;
        cop = avl_find( CfOcTree, &co, CfOc_cmp );
        if ( cop ) {
@@ -4773,27 +4793,23 @@ count_oc( ObjectClass *oc, ConfigOCs ***copp, int *nocs )
                }
        }
 
-       for ( sups = oc->soc_sups; sups && *sups; sups++ ) {
-               if ( count_oc( *sups, copp, nocs ) ) {
-                       return -1;
-               }
-       }
-
        return 0;
 }
 
+/* Find all superior classes of the given objectclasses,
+ * return list in order of most-subordinate first.
+ *
+ * Special / auxiliary / Cft_Misc classes always take precedence.
+ */
 static ConfigOCs **
 count_ocs( Attribute *oc_at, int *nocs )
 {
-       int             i;
+       int             i, j, misc = -1;
        ConfigOCs       **colst = NULL;
 
        *nocs = 0;
 
-       for ( i = 0; !BER_BVISNULL( &oc_at->a_nvals[i] ); i++ )
-               /* count attrs */ ;
-
-       for ( ; i--; ) {
+       for ( i = oc_at->a_numvals; i--; ) {
                ObjectClass     *oc = oc_bvfind( &oc_at->a_nvals[i] );
 
                assert( oc != NULL );
@@ -4803,6 +4819,25 @@ count_ocs( Attribute *oc_at, int *nocs )
                }
        }
 
+       /* invert order */
+       i = 0;
+       j = *nocs - 1;
+       while ( i < j ) {
+               ConfigOCs *tmp = colst[i];
+               colst[i] = colst[j];
+               colst[j] = tmp;
+               if (tmp->co_type == Cft_Misc)
+                       misc = j;
+               i++; j--;
+       }
+       /* Move misc class to front of list */
+       if (misc > 0) {
+               ConfigOCs *tmp = colst[misc];
+               for (i=misc; i>0; i--)
+                       colst[i] = colst[i-1];
+               colst[0] = tmp;
+       }
+
        return colst;
 }
 
@@ -5479,6 +5514,7 @@ out2:;
 out:;
        {       int repl = op->o_dont_replicate;
                if ( rs->sr_err == LDAP_COMPARE_TRUE ) {
+                       rs->sr_text = NULL; /* Set after config_add_internal */
                        rs->sr_err = LDAP_SUCCESS;
                        op->o_dont_replicate = 1;
                }
@@ -5540,6 +5576,11 @@ config_modify_internal( CfEntryInfo *ce, Operation *op, SlapReply *rs,
        oc_at = attr_find( e->e_attrs, slap_schema.si_ad_objectClass );
        if ( !oc_at ) return LDAP_OBJECT_CLASS_VIOLATION;
 
+       for (ml = op->orm_modlist; ml; ml=ml->sml_next) {
+               if (ml->sml_desc == slap_schema.si_ad_objectClass)
+                       return rc;
+       }
+
        colst = count_ocs( oc_at, &nocs );
 
        /* make sure add/del flags are clear; should always be true */
@@ -6156,36 +6197,65 @@ config_back_delete( Operation *op, SlapReply *rs )
                        rs->sr_matched = last->ce_entry->e_name.bv_val;
                rs->sr_err = LDAP_NO_SUCH_OBJECT;
        } else if ( ce->ce_kids ) {
-               rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+               rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
        } else if ( op->o_abandon ) {
                rs->sr_err = SLAPD_ABANDON;
-       } else if ( ce->ce_type == Cft_Overlay || ce->ce_type == Cft_Database ){
+       } else if ( ce->ce_type == Cft_Overlay ||
+                       ce->ce_type == Cft_Database ||
+                       ce->ce_type == Cft_Misc ){
                char *iptr;
                int count, ixold;
 
                ldap_pvt_thread_pool_pause( &connection_pool );
 
                if ( ce->ce_type == Cft_Overlay ){
-                       if ( SLAP_ISGLOBALOVERLAY(ce->ce_be ) ) {
-                               rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
-                               rs->sr_text = "Cannot delete global overlays";
-                               ldap_pvt_thread_pool_resume( &connection_pool );
-                               goto out;
-                       } else if ( ce->ce_be == op->o_bd->bd_self ) {
-                               rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
-                               rs->sr_text = "Cannot delete cn=config overlays";
+                       overlay_remove( ce->ce_be, (slap_overinst *)ce->ce_bi, op );
+               } else if ( ce->ce_type == Cft_Misc ) {
+                       /*
+                        * only Cft_Misc objects that have a co_lddel handler set in
+                        * the ConfigOCs struct can be deleted. This code also
+                        * assumes that the entry can be only have one objectclass
+                        * with co_type == Cft_Misc
+                        */
+                       ConfigOCs co, *coptr;
+                       Attribute *oc_at;
+                       int i;
+
+                       oc_at = attr_find( ce->ce_entry->e_attrs,
+                                       slap_schema.si_ad_objectClass );
+                       if ( !oc_at ) {
+                               rs->sr_err = LDAP_OTHER;
+                               rs->sr_text = "objectclass not found";
                                ldap_pvt_thread_pool_resume( &connection_pool );
                                goto out;
-                       } else {
-                               overlay_remove( ce->ce_be, (slap_overinst *)ce->ce_bi );
                        }
-               } else { /* Cft_Database*/
+                       for ( i=0; !BER_BVISNULL(&oc_at->a_nvals[i]); i++ ) {
+                               co.co_name = &oc_at->a_nvals[i];
+                               coptr = avl_find( CfOcTree, &co, CfOc_cmp );
+                               if ( coptr == NULL || coptr->co_type != Cft_Misc ) {
+                                       continue;
+                               }
+                               if ( ! coptr->co_lddel || coptr->co_lddel( ce, op ) ){
+                                       rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+                                       if ( ! coptr->co_lddel ) {
+                                               rs->sr_text = "No delete handler found";
+                                       } else {
+                                               rs->sr_err = LDAP_OTHER;
+                                               /* FIXME: We should return a helpful error message
+                                                * here */
+                                       }
+                                       ldap_pvt_thread_pool_resume( &connection_pool );
+                                       goto out;
+                               }
+                               break;
+                       }
+               } else if (ce->ce_type == Cft_Database ) {
                        if ( ce->ce_be == frontendDB || ce->ce_be == op->o_bd ){
                                rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
                                rs->sr_text = "Cannot delete config or frontend database";
                                ldap_pvt_thread_pool_resume( &connection_pool );
                                goto out;
-                       } 
+                       }
                        if ( ce->ce_be->bd_info->bi_db_close ) {
                                ce->ce_be->bd_info->bi_db_close( ce->ce_be, NULL );
                        }
@@ -6249,10 +6319,10 @@ config_back_delete( Operation *op, SlapReply *rs )
        } else {
                rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
        }
+out:
 #else
        rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
 #endif /* SLAP_CONFIG_DELETE */
-out:
        send_ldap_result( op, rs );
        return rs->sr_err;
 }
@@ -6402,6 +6472,8 @@ config_build_attrs( Entry *e, AttributeType **at, AttributeDescription *ad,
        return 0;
 }
 
+/* currently (2010) does not access rs except possibly writing rs->sr_err */
+
 Entry *
 config_build_entry( Operation *op, SlapReply *rs, CfEntryInfo *parent,
        ConfigArgs *c, struct berval *rdn, ConfigOCs *main, ConfigOCs *extra )
@@ -6499,9 +6571,12 @@ fail:
                op->ora_modlist = NULL;
                slap_add_opattrs( op, NULL, NULL, 0, 0 );
                if ( !op->o_noop ) {
-                       op->o_bd->be_add( op, rs );
-                       if ( ( rs->sr_err != LDAP_SUCCESS ) 
-                                       && (rs->sr_err != LDAP_ALREADY_EXISTS) ) {
+                       SlapReply rs2 = {REP_RESULT};
+                       op->o_bd->be_add( op, &rs2 );
+                       rs->sr_err = rs2.sr_err;
+                       rs_assert_done( &rs2 );
+                       if ( ( rs2.sr_err != LDAP_SUCCESS ) 
+                                       && (rs2.sr_err != LDAP_ALREADY_EXISTS) ) {
                                goto fail;
                        }
                }
@@ -6550,11 +6625,12 @@ config_build_schema_inc( ConfigArgs *c, CfEntryInfo *ceparent,
                        bv.bv_len );
                c->value_dn.bv_len += bv.bv_len;
                c->value_dn.bv_val[c->value_dn.bv_len] ='\0';
-               rdn = c->value_dn;
+               rdnNormalize( 0, NULL, NULL, &c->value_dn, &rdn, NULL );
 
                c->ca_private = cf;
                e = config_build_entry( op, rs, ceparent, c, &rdn,
                        &CFOC_SCHEMA, NULL );
+               ch_free( rdn.bv_val );
                if ( !e ) {
                        return -1;
                } else if ( e && cf->c_kids ) {
@@ -6717,8 +6793,8 @@ config_back_db_open( BackendDB *be, ConfigReply *cr )
        /* If we have no explicitly configured ACLs, don't just use
         * the global ACLs. Explicitly deny access to everything.
         */
-       if ( !be->be_acl ) {
-               parse_acl(be, "config_back_db_open", 0, 6, (char **)defacl, 0 );
+       if ( !be->bd_self->be_acl ) {
+               parse_acl(be->bd_self, "config_back_db_open", 0, 6, (char **)defacl, 0 );
        }
 
        thrctx = ldap_pvt_thread_pool_context();
@@ -6861,8 +6937,10 @@ config_back_db_open( BackendDB *be, ConfigReply *cr )
                        return -1;
                }
                ce = e->e_private;
-               if ( be->be_cf_ocs && be->be_cf_ocs->co_cfadd )
+               if ( be->be_cf_ocs && be->be_cf_ocs->co_cfadd ) {
+                       rs_reinit( &rs, REP_RESULT );
                        be->be_cf_ocs->co_cfadd( op, &rs, e, &c );
+               }
                /* Iterate through overlays */
                if ( oi ) {
                        slap_overinst *on;
@@ -6901,8 +6979,10 @@ config_back_db_open( BackendDB *be, ConfigReply *cr )
                                if ( !oe ) {
                                        return -1;
                                }
-                               if ( c.bi->bi_cf_ocs && c.bi->bi_cf_ocs->co_cfadd )
+                               if ( c.bi->bi_cf_ocs && c.bi->bi_cf_ocs->co_cfadd ) {
+                                       rs_reinit( &rs, REP_RESULT );
                                        c.bi->bi_cf_ocs->co_cfadd( op, &rs, oe, &c );
+                               }
                        }
                }
        }
@@ -7118,6 +7198,7 @@ config_tool_entry_put( BackendDB *be, Entry *e, struct berval *text )
        Operation *op = NULL;
        void *thrctx;
        int isFrontend = 0;
+       int isFrontendChild = 0;
 
        /* Create entry for frontend database if it does not exist already */
        if ( !entry_put_got_frontend ) {
@@ -7166,13 +7247,55 @@ config_tool_entry_put( BackendDB *be, Entry *e, struct berval *text )
                                        return NOID;
                                }
                        } else {
+                               if ( !strncmp( e->e_nname.bv_val + 
+                                       STRLENOF( "olcDatabase" ), "=frontend",
+                                       STRLENOF( "=frontend" ) ) )
+                               {
+                                       struct berval rdn, pdn, ndn;
+                                       dnParent( &e->e_nname, &pdn );
+                                       rdn.bv_val = ca.log;
+                                       rdn.bv_len = snprintf(rdn.bv_val, sizeof( ca.log ),
+                                               "%s=" SLAP_X_ORDERED_FMT "%s",
+                                               cfAd_database->ad_cname.bv_val, -1,
+                                               frontendDB->bd_info->bi_type );
+                                       build_new_dn( &ndn, &pdn, &rdn, NULL );
+                                       ber_memfree( e->e_name.bv_val );
+                                       e->e_name = ndn;
+                                       ber_bvreplace( &e->e_nname, &e->e_name );
+                               }
                                entry_put_got_frontend++;
                                isFrontend = 1;
                        }
                }
        }
+
+       /* Child entries of the frontend database, e.g. slapo-chain's back-ldap
+        * instances, may appear before the config database entry in the ldif, skip
+        * auto-creation of olcDatabase={0}config in such a case */
+       if ( !entry_put_got_config &&
+                       !strncmp( e->e_nname.bv_val, "olcDatabase", STRLENOF( "olcDatabase" ))) {
+               struct berval pdn;
+               dnParent( &e->e_nname, &pdn );
+               while ( pdn.bv_len ) {
+                       if ( !strncmp( pdn.bv_val, "olcDatabase",
+                                       STRLENOF( "olcDatabase" ))) {
+                               if ( !strncmp( pdn.bv_val +
+                                               STRLENOF( "olcDatabase" ), "={-1}frontend",
+                                               STRLENOF( "={-1}frontend" )) ||
+                                               !strncmp( pdn.bv_val +
+                                               STRLENOF( "olcDatabase" ), "=frontend",
+                                               STRLENOF( "=frontend" ))) {
+
+                                       isFrontendChild = 1;
+                                       break;
+                               }
+                       }
+                       dnParent( &pdn, &pdn );
+               }
+       }
+
        /* Create entry for config database if it does not exist already */
-       if ( !entry_put_got_config && !isFrontend ) {
+       if ( !entry_put_got_config && !isFrontend && !isFrontendChild ) {
                if ( !strncmp( e->e_nname.bv_val, "olcDatabase",
                                STRLENOF( "olcDatabase" ))) {
                        if ( strncmp( e->e_nname.bv_val +