]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/bconfig.c
Ditch LRU cache replacement in favor of 2nd-chance/clock.
[openldap] / servers / slapd / bconfig.c
index 97961bde4f1a639bd82931d622b65f29113af545..b98f578fc4303624f22ca3bb064eb68f64f57e4e 100644 (file)
 
 #include "config.h"
 
-static struct berval config_rdn = BER_BVC("cn=config");
-static struct berval schema_rdn = BER_BVC("cn=schema");
+#define        CONFIG_RDN      "cn=config"
+#define        SCHEMA_RDN      "cn=schema"
+
+static struct berval config_rdn = BER_BVC(CONFIG_RDN);
+static struct berval schema_rdn = BER_BVC(SCHEMA_RDN);
+
+extern int slap_DN_strict;     /* dn.c */
 
 #ifdef SLAPD_MODULES
 typedef struct modpath_s {
@@ -69,6 +74,8 @@ typedef struct {
        int             cb_use_ldif;
 } CfBackInfo;
 
+static CfBackInfo cfBackInfo;
+
 static char    *passwd_salt;
 static char    *logfileName;
 #ifdef SLAP_AUTH_REWRITE
@@ -79,14 +86,24 @@ static struct berval cfdir;
 
 /* Private state */
 static AttributeDescription *cfAd_backend, *cfAd_database, *cfAd_overlay,
-       *cfAd_include;
+       *cfAd_include, *cfAd_attr, *cfAd_oc, *cfAd_om;
 
 static ConfigFile *cfn;
 
 static Avlnode *CfOcTree;
 
+/* System schema state */
+extern AttributeType *at_sys_tail;     /* at.c */
+extern ObjectClass *oc_sys_tail;       /* oc.c */
+extern OidMacro *om_sys_tail;  /* oidm.c */
+static AttributeType *cf_at_tail;
+static ObjectClass *cf_oc_tail;
+static OidMacro *cf_om_tail;
+
 static int config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca,
-       SlapReply *rs, int *renumber );
+       SlapReply *rs, int *renumber, Operation *op );
+
+static int config_check_schema( CfBackInfo *cfb );
 
 static ConfigDriver config_fname;
 static ConfigDriver config_cfdir;
@@ -159,6 +176,9 @@ enum {
        CFG_SSTR_IF_MAX,
        CFG_SSTR_IF_MIN,
        CFG_TTHREADS,
+       CFG_MIRRORMODE,
+       CFG_HIDDEN,
+       CFG_MONITORING,
 
        CFG_LAST
 };
@@ -211,6 +231,13 @@ static OidRec OidMacros[] = {
  * OLcfgOv{Oc|At}:6                    -> smbk5pwd
  * OLcfgOv{Oc|At}:7                    -> distproc
  * OLcfgOv{Oc|At}:8                    -> dynlist
+ * OLcfgOv{Oc|At}:9                    -> dds
+ * OLcfgOv{Oc|At}:10           -> unique
+ * OLcfgOv{Oc|At}:11           -> refint
+ * OLcfgOv{Oc|At}:12           -> ppolicy
+ * OLcfgOv{Oc|At}:13           -> constraint
+ * OLcfgOv{Oc|At}:14           -> translucent
+ * OLcfgOv{Oc|At}:15           -> auditlog
  */
 
 /* alphabetical ordering */
@@ -246,8 +273,8 @@ static ConfigTable config_back_cf_table[] = {
                &config_generic, "( OLcfgGlAt:5 NAME 'olcAttributeOptions' "
                        "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
-       { "attribute",  "attribute", 2, 0, 9,
-               ARG_PAREN|ARG_MAGIC|CFG_ATTR|ARG_NO_DELETE|ARG_NO_INSERT,
+       { "attribute",  "attribute", 2, 0, STRLENOF( "attribute" ),
+               ARG_PAREN|ARG_MAGIC|CFG_ATTR,
                &config_generic, "( OLcfgGlAt:4 NAME 'olcAttributeTypes' "
                        "DESC 'OpenLDAP attributeTypes' "
                        "EQUALITY caseIgnoreMatch "
@@ -310,6 +337,9 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:17 NAME 'olcGentleHUP' "
                        "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
+       { "hidden", "on|off", 2, 2, 0, ARG_DB|ARG_ON_OFF|ARG_MAGIC|CFG_HIDDEN,
+               &config_generic, "( OLcfgDbAt:0.17 NAME 'olcHidden' "
+                       "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
        { "idletimeout", "timeout", 2, 2, 0, ARG_INT,
                &global_idletimeout, "( OLcfgGlAt:18 NAME 'olcIdleTimeout' "
                        "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
@@ -333,6 +363,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
        { "limits", "limits", 2, 0, 0, ARG_DB|ARG_MAGIC|CFG_LIMITS,
                &config_generic, "( OLcfgDbAt:0.5 NAME 'olcLimits' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", NULL, NULL },
        { "localSSF", "ssf", 2, 2, 0, ARG_INT,
                &local_ssf, "( OLcfgGlAt:26 NAME 'olcLocalSSF' "
@@ -342,10 +373,14 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
        { "loglevel", "level", 2, 0, 0, ARG_MAGIC,
                &config_loglevel, "( OLcfgGlAt:28 NAME 'olcLogLevel' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "maxDerefDepth", "depth", 2, 2, 0, ARG_DB|ARG_INT|ARG_MAGIC|CFG_DEPTH,
                &config_generic, "( OLcfgDbAt:0.6 NAME 'olcMaxDerefDepth' "
                        "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
+       { "mirrormode", "on|off", 2, 2, 0, ARG_DB|ARG_ON_OFF|ARG_MAGIC|CFG_MIRRORMODE,
+               &config_generic, "( OLcfgDbAt:0.16 NAME 'olcMirrorMode' "
+                       "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
        { "moduleload", "file", 2, 0, 0,
 #ifdef SLAPD_MODULES
                ARG_MAGIC|CFG_MODLOAD, &config_generic,
@@ -353,6 +388,7 @@ static ConfigTable config_back_cf_table[] = {
                ARG_IGNORED, NULL,
 #endif
                "( OLcfgGlAt:30 NAME 'olcModuleLoad' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", NULL, NULL },
        { "modulepath", "path", 2, 2, 0,
 #ifdef SLAPD_MODULES
@@ -362,14 +398,19 @@ static ConfigTable config_back_cf_table[] = {
 #endif
                "( OLcfgGlAt:31 NAME 'olcModulePath' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "objectclass", "objectclass", 2, 0, 0, ARG_PAREN|ARG_MAGIC|CFG_OC|ARG_NO_DELETE|ARG_NO_INSERT,
+       { "monitoring", "TRUE|FALSE", 2, 2, 0,
+               ARG_MAGIC|CFG_MONITORING|ARG_DB|ARG_ON_OFF, &config_generic,
+               "( OLcfgDbAt:0.18 NAME 'olcMonitoring' "
+                       "SYNTAX OMsBoolean SINGLE-VALUE )", NULL, NULL },
+       { "objectclass", "objectclass", 2, 0, 0, ARG_PAREN|ARG_MAGIC|CFG_OC,
                &config_generic, "( OLcfgGlAt:32 NAME 'olcObjectClasses' "
                "DESC 'OpenLDAP object classes' "
                "EQUALITY caseIgnoreMatch "
                "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )",
                        NULL, NULL },
-       { "objectidentifier", NULL,     0, 0, 0, ARG_MAGIC|CFG_OID,
+       { "objectidentifier", "name> <oid",     3, 3, 0, ARG_MAGIC|CFG_OID,
                &config_generic, "( OLcfgGlAt:33 NAME 'olcObjectIdentifier' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString X-ORDERED 'VALUES' )", NULL, NULL },
        { "overlay", "overlay", 2, 2, 0, ARG_MAGIC,
                &config_overlay, "( OLcfgGlAt:34 NAME 'olcOverlay' "
@@ -379,6 +420,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
        { "password-hash", "hash", 2, 2, 0, ARG_MAGIC,
                &config_passwd_hash, "( OLcfgGlAt:36 NAME 'olcPasswordHash' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "pidfile", "file", 2, 2, 0, ARG_STRING,
                &slapd_pid_file, "( OLcfgGlAt:37 NAME 'olcPidFile' "
@@ -390,6 +432,7 @@ static ConfigTable config_back_cf_table[] = {
                ARG_IGNORED, NULL,
 #endif
                "( OLcfgGlAt:38 NAME 'olcPlugin' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "pluginlog", "filename", 2, 2, 0,
 #ifdef LDAP_SLAPI
@@ -407,6 +450,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SUP labeledURI SINGLE-VALUE )", NULL, NULL },
        { "replica", "host or uri", 2, 0, 0, ARG_DB|ARG_MAGIC,
                &config_replica, "( OLcfgDbAt:0.7 NAME 'olcReplica' "
+                       "EQUALITY caseIgnoreMatch "
                        "SUP labeledURI X-ORDERED 'VALUES' )", NULL, NULL },
        { "replica-argsfile", NULL, 0, 0, 0, ARG_MAY_DB|ARG_MAGIC|ARG_STRING|CFG_REPLICA_ARGSFILE,
                &config_generic, "( OLcfgGlAt:43 NAME 'olcReplicaArgsFile' "
@@ -422,9 +466,11 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
        { "require", "features", 2, 0, 7, ARG_MAY_DB|ARG_MAGIC,
                &config_requires, "( OLcfgGlAt:47 NAME 'olcRequires' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "restrict", "op_list", 2, 0, 0, ARG_MAY_DB|ARG_MAGIC,
                &config_restrict, "( OLcfgGlAt:48 NAME 'olcRestrict' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "reverse-lookup", "on|off", 2, 2, 0,
 #ifdef SLAPD_RLOOKUPS
@@ -439,6 +485,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDN SINGLE-VALUE )", NULL, NULL },
        { "rootDSE", "file", 2, 2, 0, ARG_MAGIC|CFG_ROOTDSE,
                &config_generic, "( OLcfgGlAt:51 NAME 'olcRootDSE' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "rootpw", "password", 2, 2, 0, ARG_BERVAL|ARG_DB|ARG_MAGIC,
                &config_rootpw, "( OLcfgDbAt:0.9 NAME 'olcRootPW' "
@@ -478,6 +525,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDN SINGLE-VALUE )", NULL, NULL },
        { "security", "factors", 2, 0, 0, ARG_MAY_DB|ARG_MAGIC,
                &config_security, "( OLcfgGlAt:59 NAME 'olcSecurity' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString )", NULL, NULL },
        { "sizelimit", "limit", 2, 0, 0, ARG_MAY_DB|ARG_MAGIC,
                &config_sizelimit, "( OLcfgGlAt:60 NAME 'olcSizeLimit' "
@@ -498,15 +546,21 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
        { "subordinate", "[advertise]", 1, 2, 0, ARG_DB|ARG_MAGIC,
                &config_subordinate, "( OLcfgDbAt:0.15 NAME 'olcSubordinate' "
-                       "SYNTAX OMsDirectoryString )", NULL, NULL },
+                       "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
        { "suffix",     "suffix", 2, 2, 0, ARG_DB|ARG_DN|ARG_QUOTE|ARG_MAGIC,
                &config_suffix, "( OLcfgDbAt:0.10 NAME 'olcSuffix' "
+                       "EQUALITY distinguishedNameMatch "
                        "SYNTAX OMsDN )", NULL, NULL },
        { "syncrepl", NULL, 0, 0, 0, ARG_DB|ARG_MAGIC,
                &syncrepl_config, "( OLcfgDbAt:0.11 NAME 'olcSyncrepl' "
                        "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
-       { "threads", "count", 2, 2, 0, ARG_INT|ARG_MAGIC|CFG_THREADS,
-               &config_generic, "( OLcfgGlAt:66 NAME 'olcThreads' "
+       { "threads", "count", 2, 2, 0,
+#ifdef NO_THREADS
+               ARG_IGNORED, NULL,
+#else
+               ARG_INT|ARG_MAGIC|CFG_THREADS, &config_generic,
+#endif
+               "( OLcfgGlAt:66 NAME 'olcThreads' "
                        "SYNTAX OMsInteger SINGLE-VALUE )", NULL, NULL },
        { "timelimit", "limit", 2, 0, 0, ARG_MAY_DB|ARG_MAGIC,
                &config_timelimit, "( OLcfgGlAt:67 NAME 'olcTimeLimit' "
@@ -593,6 +647,7 @@ static ConfigTable config_back_cf_table[] = {
                        "SYNTAX OMsDN SINGLE-VALUE )", NULL, NULL },
        { "updateref", "url", 2, 2, 0, ARG_DB|ARG_MAGIC,
                &config_updateref, "( OLcfgDbAt:0.13 NAME 'olcUpdateRef' "
+                       "EQUALITY caseIgnoreMatch "
                        "SUP labeledURI )", NULL, NULL },
        { NULL, NULL, 0, 0, 0, ARG_IGNORED,
                NULL, NULL, NULL, NULL }
@@ -663,12 +718,14 @@ static ConfigOCs cf_ocs[] = {
                "DESC 'OpenLDAP Database-specific options' "
                "SUP olcConfig STRUCTURAL "
                "MUST olcDatabase "
-               "MAY ( olcSuffix $ olcSubordinate $ olcAccess $ olcLastMod $ olcLimits $ "
+               "MAY ( olcHidden $ olcSuffix $ olcSubordinate $ olcAccess $ "
+                "olcLastMod $ olcLimits $ "
                 "olcMaxDerefDepth $ olcPlugin $ olcReadOnly $ olcReplica $ "
                 "olcReplicaArgsFile $ olcReplicaPidFile $ olcReplicationInterval $ "
                 "olcReplogFile $ olcRequires $ olcRestrict $ olcRootDN $ olcRootPW $ "
                 "olcSchemaDN $ olcSecurity $ olcSizeLimit $ olcSyncrepl $ "
-                "olcTimeLimit $ olcUpdateDN $ olcUpdateRef ) )",
+                "olcTimeLimit $ olcUpdateDN $ olcUpdateRef $ olcMirrorMode $ "
+                "olcMonitoring ) )",
                        Cft_Database, NULL, cfAddDatabase },
        { "( OLcfgGlOc:5 "
                "NAME 'olcOverlayConfig' "
@@ -705,7 +762,6 @@ static ConfigOCs cf_ocs[] = {
 
 static int
 config_generic(ConfigArgs *c) {
-       char *p;
        int i;
 
        if ( c->op == SLAP_CONFIG_EMIT ) {
@@ -776,6 +832,13 @@ config_generic(ConfigArgs *c) {
                case CFG_DEPTH:
                        c->value_int = c->be->be_max_deref_depth;
                        break;
+               case CFG_HIDDEN:
+                       if ( SLAP_DBHIDDEN( c->be )) {
+                               c->value_int = 1;
+                       } else {
+                               rc = 1;
+                       }
+                       break;
                case CFG_OID: {
                        ConfigFile *cf = c->private;
                        if ( !cf )
@@ -787,6 +850,9 @@ config_generic(ConfigArgs *c) {
                                rc = 1;
                        }
                        break;
+               case CFG_ATOPT:
+                       ad_unparse_options( &c->rvalue_vals );
+                       break;
                case CFG_OC: {
                        ConfigFile *cf = c->private;
                        if ( !cf )
@@ -838,7 +904,7 @@ config_generic(ConfigArgs *c) {
                                AC_MEMCPY( abv.bv_val, ibuf, abv.bv_len );
                                /* Turn TAB / EOL into plain space */
                                for (src=bv.bv_val,dst=abv.bv_val+abv.bv_len; *src; src++) {
-                                       if (isspace(*src)) *dst++ = ' ';
+                                       if (isspace((unsigned char)*src)) *dst++ = ' ';
                                        else *dst++ = *src;
                                }
                                *dst = '\0';
@@ -889,6 +955,15 @@ config_generic(ConfigArgs *c) {
                case CFG_LASTMOD:
                        c->value_int = (SLAP_NOLASTMOD(c->be) == 0);
                        break;
+               case CFG_MIRRORMODE:
+                       if ( SLAP_SHADOW(c->be))
+                               c->value_int = (SLAP_SINGLE_SHADOW(c->be) == 0);
+                       else
+                               rc = 1;
+                       break;
+               case CFG_MONITORING:
+                       c->value_int = (SLAP_DBMONITORING(c->be) != 0);
+                       break;
                case CFG_SSTR_IF_MAX:
                        c->value_int = index_substr_if_maxlen;
                        break;
@@ -975,6 +1050,8 @@ config_generic(ConfigArgs *c) {
                case CFG_AZPOLICY:
                case CFG_DEPTH:
                case CFG_LASTMOD:
+               case CFG_MIRRORMODE:
+               case CFG_MONITORING:
                case CFG_SASLSECP:
                case CFG_SSTR_IF_MAX:
                case CFG_SSTR_IF_MIN:
@@ -1017,6 +1094,10 @@ config_generic(ConfigArgs *c) {
                        logfileName = NULL;
                        break;
 
+               case CFG_HIDDEN:
+                       c->be->be_flags &= ~SLAP_DBFLAG_HIDDEN;
+                       break;
+
                case CFG_ACL:
                        if ( c->valx < 0 ) {
                                AccessControl *end;
@@ -1041,6 +1122,76 @@ config_generic(ConfigArgs *c) {
                        }
                        break;
 
+               case CFG_OC: {
+                       CfEntryInfo *ce = c->ca_entry->e_private;
+                       /* can't modify the hardcoded schema */
+                       if ( ce->ce_parent->ce_type == Cft_Global )
+                               return 1;
+                       }
+                       cfn = c->private;
+                       if ( c->valx < 0 ) {
+                               ObjectClass *oc;
+
+                               for( oc = cfn->c_oc_head; oc; oc_next( &oc )) {
+                                       oc_delete( oc );
+                                       if ( oc  == cfn->c_oc_tail )
+                                               break;
+                               }
+                               cfn->c_oc_head = cfn->c_oc_tail = NULL;
+                       } else {
+                               ObjectClass *oc, *prev = NULL;
+                               int i;
+
+                               for ( i=0, oc=cfn->c_oc_head; i<c->valx; i++) {
+                                       prev = oc;
+                                       oc_next( &oc );
+                               }
+                               oc_delete( oc );
+                               if ( cfn->c_oc_tail == oc ) {
+                                       cfn->c_oc_tail = prev;
+                               }
+                               if ( cfn->c_oc_head == oc ) {
+                                       oc_next( &oc );
+                                       cfn->c_oc_head = oc;
+                               }
+                       }
+                       break;
+
+               case CFG_ATTR: {
+                       CfEntryInfo *ce = c->ca_entry->e_private;
+                       /* can't modify the hardcoded schema */
+                       if ( ce->ce_parent->ce_type == Cft_Global )
+                               return 1;
+                       }
+                       cfn = c->private;
+                       if ( c->valx < 0 ) {
+                               AttributeType *at;
+
+                               for( at = cfn->c_at_head; at; at_next( &at )) {
+                                       at_delete( at );
+                                       if ( at  == cfn->c_at_tail )
+                                               break;
+                               }
+                               cfn->c_at_head = cfn->c_at_tail = NULL;
+                       } else {
+                               AttributeType *at, *prev = NULL;
+                               int i;
+
+                               for ( i=0, at=cfn->c_at_head; i<c->valx; i++) {
+                                       prev = at;
+                                       at_next( &at );
+                               }
+                               at_delete( at );
+                               if ( cfn->c_at_tail == at ) {
+                                       cfn->c_at_tail = prev;
+                               }
+                               if ( cfn->c_at_head == at ) {
+                                       at_next( &at );
+                                       cfn->c_at_head = at;
+                               }
+                       }
+                       break;
+
                case CFG_LIMITS:
                        /* FIXME: there is no limits_free function */
                case CFG_ATOPT:
@@ -1049,9 +1200,7 @@ config_generic(ConfigArgs *c) {
                        /* FIXME: there is no way to remove attributes added by
                                a DSE file */
                case CFG_OID:
-               case CFG_OC:
                case CFG_DIT:
-               case CFG_ATTR:
                case CFG_MODPATH:
                default:
                        rc = 1;
@@ -1060,8 +1209,6 @@ config_generic(ConfigArgs *c) {
                return rc;
        }
 
-       p = strchr(c->line,'(' /*')'*/);
-
        switch(c->type) {
                case CFG_BACKEND:
                        if(!(c->bi = backend_info(c->argv[1]))) {
@@ -1081,7 +1228,7 @@ config_generic(ConfigArgs *c) {
                        } else if ( !strcasecmp( c->argv[1], "frontend" )) {
                                c->be = frontendDB;
                        } else {
-                               c->be = backend_db_init(c->argv[1], NULL);
+                               c->be = backend_db_init(c->argv[1], NULL, c->valx);
                                if ( !c->be ) {
                                        snprintf( c->msg, sizeof( c->msg ), "<%s> failed init", c->argv[0] );
                                        Debug(LDAP_DEBUG_ANY, "%s: %s (%s)!\n",
@@ -1096,7 +1243,15 @@ config_generic(ConfigArgs *c) {
                        break;
 
                case CFG_THREADS:
-                       if ( c->value_int > 2 * SLAP_MAX_WORKER_THREADS ) {
+                       if ( c->value_int < 2 ) {
+                               snprintf( c->msg, sizeof( c->msg ),
+                                       "threads=%d smaller than minimum value 2",
+                                       c->value_int );
+                               Debug(LDAP_DEBUG_ANY, "%s: %s.\n",
+                                       c->log, c->msg, 0 );
+                               return 1;
+
+                       } else if ( c->value_int > 2 * SLAP_MAX_WORKER_THREADS ) {
                                snprintf( c->msg, sizeof( c->msg ),
                                        "warning, threads=%d larger than twice the default (2*%d=%d); YMMV",
                                        c->value_int, SLAP_MAX_WORKER_THREADS, 2 * SLAP_MAX_WORKER_THREADS );
@@ -1168,7 +1323,9 @@ config_generic(ConfigArgs *c) {
                case CFG_OID: {
                        OidMacro *om;
 
-                       if(parse_oidm(c->fname, c->lineno, c->argc, c->argv, 1, &om))
+                       if ( c->op == LDAP_MOD_ADD && c->private && cfn != c->private )
+                               cfn = c->private;
+                       if(parse_oidm(c, 1, &om))
                                return(1);
                        if (!cfn->c_om_head) cfn->c_om_head = om;
                        cfn->c_om_tail = om;
@@ -1176,29 +1333,77 @@ config_generic(ConfigArgs *c) {
                        break;
 
                case CFG_OC: {
-                       ObjectClass *oc;
+                       ObjectClass *oc, *prev;
 
-                       if(parse_oc(c->fname, c->lineno, p, c->argv, &oc)) return(1);
+                       if ( c->op == LDAP_MOD_ADD && c->private && cfn != c->private )
+                               cfn = c->private;
+                       if ( c->valx < 0 ) {
+                               prev = cfn->c_oc_tail;
+                       } else {
+                               prev = NULL;
+                               /* If adding anything after the first, prev is easy */
+                               if ( c->valx ) {
+                                       int i;
+                                       for (i=0, oc = cfn->c_oc_head; i<c->valx; i++) {
+                                               prev = oc;
+                                               oc_next( &oc );
+                                       }
+                               } else
+                               /* If adding the first, and head exists, find its prev */
+                                       if (cfn->c_oc_head) {
+                                       for ( oc_start( &oc ); oc != cfn->c_oc_head; ) {
+                                               prev = oc;
+                                               oc_next( &oc );
+                                       }
+                               }
+                               /* else prev is NULL, append to end of global list */
+                       }
+                       if(parse_oc(c, &oc, prev)) return(1);
                        if (!cfn->c_oc_head) cfn->c_oc_head = oc;
-                       cfn->c_oc_tail = oc;
+                       if (cfn->c_oc_tail == prev) cfn->c_oc_tail = oc;
                        }
                        break;
 
-               case CFG_DIT: {
-                       ContentRule *cr;
+               case CFG_ATTR: {
+                       AttributeType *at, *prev;
 
-                       if(parse_cr(c->fname, c->lineno, p, c->argv, &cr)) return(1);
-                       if (!cfn->c_cr_head) cfn->c_cr_head = cr;
-                       cfn->c_cr_tail = cr;
+                       if ( c->op == LDAP_MOD_ADD && c->private && cfn != c->private )
+                               cfn = c->private;
+                       if ( c->valx < 0 ) {
+                               prev = cfn->c_at_tail;
+                       } else {
+                               prev = NULL;
+                               /* If adding anything after the first, prev is easy */
+                               if ( c->valx ) {
+                                       int i;
+                                       for (i=0, at = cfn->c_at_head; i<c->valx; i++) {
+                                               prev = at;
+                                               at_next( &at );
+                                       }
+                               } else
+                               /* If adding the first, and head exists, find its prev */
+                                       if (cfn->c_at_head) {
+                                       for ( at_start( &at ); at != cfn->c_at_head; ) {
+                                               prev = at;
+                                               at_next( &at );
+                                       }
+                               }
+                               /* else prev is NULL, append to end of global list */
+                       }
+                       if(parse_at(c, &at, prev)) return(1);
+                       if (!cfn->c_at_head) cfn->c_at_head = at;
+                       if (cfn->c_at_tail == prev) cfn->c_at_tail = at;
                        }
                        break;
 
-               case CFG_ATTR: {
-                       AttributeType *at;
+               case CFG_DIT: {
+                       ContentRule *cr;
 
-                       if(parse_at(c->fname, c->lineno, p, c->argv, &at)) return(1);
-                       if (!cfn->c_at_head) cfn->c_at_head = at;
-                       cfn->c_at_tail = at;
+                       if ( c->op == LDAP_MOD_ADD && c->private && cfn != c->private )
+                               cfn = c->private;
+                       if(parse_cr(c, &cr)) return(1);
+                       if (!cfn->c_cr_head) cfn->c_cr_head = cr;
+                       cfn->c_cr_tail = cr;
                        }
                        break;
 
@@ -1210,7 +1415,16 @@ config_generic(ConfigArgs *c) {
                        break;
 
                case CFG_ACL:
-                       if ( parse_acl(c->be, c->fname, c->lineno, c->argc, c->argv, c->valx ) ) {
+                       /* Don't append to the global ACL if we're on a specific DB */
+                       i = c->valx;
+                       if ( c->be != frontendDB && frontendDB->be_acl && c->valx == -1 ) {
+                               AccessControl *a;
+                               i = 0;
+                               for ( a=c->be->be_acl; a && a != frontendDB->be_acl;
+                                       a = a->acl_next )
+                                       i++;
+                       }
+                       if ( parse_acl(c->be, c->fname, c->lineno, c->argc, c->argv, i ) ) {
                                return 1;
                        }
                        break;
@@ -1295,7 +1509,7 @@ config_generic(ConfigArgs *c) {
                        break;
 
                case CFG_ROOTDSE:
-                       if(read_root_dse_file(c->argv[1])) {
+                       if(root_dse_read_file(c->argv[1])) {
                                snprintf( c->msg, sizeof( c->msg ), "<%s> could not read file", c->argv[0] );
                                Debug(LDAP_DEBUG_ANY, "%s: %s %s\n",
                                        c->log, c->msg, c->argv[1] );
@@ -1304,6 +1518,8 @@ config_generic(ConfigArgs *c) {
                        {
                                struct berval bv;
                                ber_str2bv( c->argv[1], 0, 1, &bv );
+                               if ( c->op == LDAP_MOD_ADD && c->private && cfn != c->private )
+                                       cfn = c->private;
                                ber_bvarray_add( &cfn->c_dseFiles, &bv );
                        }
                        break;
@@ -1330,6 +1546,34 @@ config_generic(ConfigArgs *c) {
                                SLAP_DBFLAGS(c->be) |= SLAP_DBFLAG_NOLASTMOD;
                        break;
 
+               case CFG_MIRRORMODE:
+                       if(!SLAP_SHADOW(c->be)) {
+                               snprintf( c->msg, sizeof( c->msg ), "<%s> database is not a shadow",
+                                       c->argv[0] );
+                               Debug(LDAP_DEBUG_ANY, "%s: %s\n",
+                                       c->log, c->msg, 0 );
+                               return(1);
+                       }
+                       if(c->value_int)
+                               SLAP_DBFLAGS(c->be) &= ~SLAP_DBFLAG_SINGLE_SHADOW;
+                       else
+                               SLAP_DBFLAGS(c->be) |= SLAP_DBFLAG_SINGLE_SHADOW;
+                       break;
+
+               case CFG_MONITORING:
+                       if(c->value_int)
+                               SLAP_DBFLAGS(c->be) |= SLAP_DBFLAG_MONITORING;
+                       else
+                               SLAP_DBFLAGS(c->be) &= ~SLAP_DBFLAG_MONITORING;
+                       break;
+
+               case CFG_HIDDEN:
+                       if (c->value_int)
+                               SLAP_DBFLAGS(c->be) |= SLAP_DBFLAG_HIDDEN;
+                       else
+                               SLAP_DBFLAGS(c->be) &= ~SLAP_DBFLAG_HIDDEN;
+                       break;
+
                case CFG_SSTR_IF_MAX:
                        if (c->value_int < index_substr_if_minlen) {
                                snprintf( c->msg, sizeof( c->msg ), "<%s> invalid value", c->argv[0] );
@@ -1374,14 +1618,18 @@ config_generic(ConfigArgs *c) {
                                char *ptr;
                                if ( c->op == SLAP_CONFIG_ADD ) {
                                        ptr = c->line + STRLENOF("moduleload");
-                                       while (!isspace(*ptr)) ptr++;
-                                       while (isspace(*ptr)) ptr++;
+                                       while (!isspace((unsigned char) *ptr)) ptr++;
+                                       while (isspace((unsigned char) *ptr)) ptr++;
                                } else {
                                        ptr = c->line;
                                }
                                ber_str2bv(ptr, 0, 1, &bv);
                                ber_bvarray_add( &modcur->mp_loads, &bv );
                        }
+                       /* Check for any new hardcoded schema */
+                       if ( c->op == LDAP_MOD_ADD && CONFIG_ONLINE_ADD( c )) {
+                               config_check_schema( &cfBackInfo );
+                       }
                        break;
 
                case CFG_MODPATH:
@@ -1446,13 +1694,10 @@ config_generic(ConfigArgs *c) {
 
 
                default:
-                       Debug( SLAPD_DEBUG_CONFIG_ERROR,
-                               "%s: unknown CFG_TYPE %d"
-                               SLAPD_CONF_UNKNOWN_IGNORED ".\n",
+                       Debug( LDAP_DEBUG_ANY,
+                               "%s: unknown CFG_TYPE %d.\n",
                                c->log, c->type, 0 );
-#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
                        return 1;
-#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
 
        }
        return(0);
@@ -1689,28 +1934,21 @@ config_timelimit(ConfigArgs *c) {
 
 static int
 config_overlay(ConfigArgs *c) {
-       slap_overinfo *oi;
        if (c->op == SLAP_CONFIG_EMIT) {
                return 1;
        } else if ( c->op == LDAP_MOD_DELETE ) {
                assert(0);
        }
-       if(c->argv[1][0] == '-' && overlay_config(c->be, &c->argv[1][1])) {
+       if(c->argv[1][0] == '-' && overlay_config(c->be, &c->argv[1][1],
+               c->valx, &c->bi)) {
                /* log error */
-               Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: (optional) %s overlay \"%s\" configuration failed"
-                       SLAPD_CONF_UNKNOWN_IGNORED ".\n",
+               Debug( LDAP_DEBUG_ANY,
+                       "%s: (optional) %s overlay \"%s\" configuration failed.\n",
                        c->log, c->be == frontendDB ? "global " : "", &c->argv[1][1]);
-#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
                return 1;
-#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
-       } else if(overlay_config(c->be, c->argv[1])) {
+       } else if(overlay_config(c->be, c->argv[1], c->valx, &c->bi)) {
                return(1);
        }
-       /* Setup context for subsequent config directives.
-        * The newly added overlay is at the head of the list.
-        */
-       oi = (slap_overinfo *)c->be->bd_info;
-       c->bi = &oi->oi_list->on_bi;
        return(0);
 }
 
@@ -1842,34 +2080,41 @@ config_suffix(ConfigArgs *c)
 
        pdn = c->value_dn;
        ndn = c->value_ndn;
-       tbe = select_backend(&ndn, 0, 0);
+       if (SLAP_DBHIDDEN( c->be ))
+               tbe = NULL;
+       else
+               tbe = select_backend(&ndn, 0, 0);
        if(tbe == c->be) {
-               Debug( SLAPD_DEBUG_CONFIG_ERROR,
-                       "%s: suffix already served by this backend!"
-                       SLAPD_CONF_UNKNOWN_IGNORED ".\n",
+               Debug( LDAP_DEBUG_ANY, "%s: suffix already served by this backend!.\n",
                        c->log, 0, 0);
-#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
                return 1;
-#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
                free(pdn.bv_val);
                free(ndn.bv_val);
        } else if(tbe) {
-               char    *type = tbe->bd_info->bi_type;
+               BackendDB *b2 = tbe;
 
-               if ( overlay_is_over( tbe ) ) {
-                       slap_overinfo   *oi = (slap_overinfo *)tbe->bd_info->bi_private;
-                       type = oi->oi_orig->bi_type;
-               }
+               /* Does tbe precede be? */
+               while (( b2 = LDAP_STAILQ_NEXT(b2, be_next )) && b2 && b2 != c->be );
 
-               snprintf( c->msg, sizeof( c->msg ), "<%s> namingContext \"%s\" already served by "
-                       "a preceding %s database serving namingContext",
-                       c->argv[0], pdn.bv_val, type );
-               Debug(LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
-                       c->log, c->msg, tbe->be_suffix[0].bv_val);
-               free(pdn.bv_val);
-               free(ndn.bv_val);
-               return(1);
-       } else if(pdn.bv_len == 0 && default_search_nbase.bv_len) {
+               if ( b2 ) {
+                       char    *type = tbe->bd_info->bi_type;
+
+                       if ( overlay_is_over( tbe ) ) {
+                               slap_overinfo   *oi = (slap_overinfo *)tbe->bd_info->bi_private;
+                               type = oi->oi_orig->bi_type;
+                       }
+
+                       snprintf( c->msg, sizeof( c->msg ), "<%s> namingContext \"%s\" "
+                               "already served by a preceding %s database",
+                               c->argv[0], pdn.bv_val, type );
+                       Debug(LDAP_DEBUG_ANY, "%s: %s serving namingContext \"%s\"\n",
+                               c->log, c->msg, tbe->be_suffix[0].bv_val);
+                       free(pdn.bv_val);
+                       free(ndn.bv_val);
+                       return(1);
+               }
+       }
+       if(pdn.bv_len == 0 && default_search_nbase.bv_len) {
                Debug(LDAP_DEBUG_ANY, "%s: suffix DN empty and default search "
                        "base provided \"%s\" (assuming okay)\n",
                        c->log, default_search_base.bv_val, 0);
@@ -1952,7 +2197,7 @@ config_restrict(ConfigArgs *c) {
                { BER_BVC("compare"),           SLAP_RESTRICT_OP_COMPARE },
                { BER_BVC("read"),              SLAP_RESTRICT_OP_READS },
                { BER_BVC("write"),             SLAP_RESTRICT_OP_WRITES },
-               { BER_BVC("extended"),  SLAP_RESTRICT_OP_EXTENDED },
+               { BER_BVC("extended"),          SLAP_RESTRICT_OP_EXTENDED },
                { BER_BVC("extended=" LDAP_EXOP_START_TLS ),            SLAP_RESTRICT_EXOP_START_TLS },
                { BER_BVC("extended=" LDAP_EXOP_MODIFY_PASSWD ),        SLAP_RESTRICT_EXOP_MODIFY_PASSWD },
                { BER_BVC("extended=" LDAP_EXOP_X_WHO_AM_I ),           SLAP_RESTRICT_EXOP_WHOAMI },
@@ -1995,6 +2240,7 @@ config_allows(ConfigArgs *c) {
                { BER_BVC("bind_anon_cred"),    SLAP_ALLOW_BIND_ANON_CRED },
                { BER_BVC("bind_anon_dn"),      SLAP_ALLOW_BIND_ANON_DN },
                { BER_BVC("update_anon"),       SLAP_ALLOW_UPDATE_ANON },
+               { BER_BVC("proxy_authz_anon"),  SLAP_ALLOW_PROXY_AUTHZ_ANON },
                { BER_BVNULL,   0 }
        };
        if (c->op == SLAP_CONFIG_EMIT) {
@@ -2055,8 +2301,10 @@ config_disallows(ConfigArgs *c) {
 
 static int
 config_requires(ConfigArgs *c) {
-       slap_mask_t requires = 0;
-       int i;
+       slap_mask_t requires = frontendDB->be_requires;
+       int i, argc = c->argc;
+       char **argv = c->argv;
+
        slap_verbmasks requires_ops[] = {
                { BER_BVC("bind"),              SLAP_REQUIRE_BIND },
                { BER_BVC("LDAPv3"),            SLAP_REQUIRE_LDAP_V3 },
@@ -2076,11 +2324,23 @@ config_requires(ConfigArgs *c) {
                }
                return 0;
        }
-       i = verbs_to_mask(c->argc, c->argv, requires_ops, &requires);
+       /* "none" can only be first, to wipe out default/global values */
+       if ( strcasecmp( c->argv[ 1 ], "none" ) == 0 ) {
+               argv++;
+               argc--;
+               requires = 0;
+       }
+       i = verbs_to_mask(argc, argv, requires_ops, &requires);
        if ( i ) {
-               snprintf( c->msg, sizeof( c->msg ), "<%s> unknown feature", c->argv[0] );
-               Debug(LDAP_DEBUG_ANY, "%s: %s %s\n",
-                       c->log, c->msg, c->argv[i]);
+               if (strcasecmp( c->argv[ i ], "none" ) == 0 ) {
+                       snprintf( c->msg, sizeof( c->msg ), "<%s> \"none\" (#%d) must be listed first", c->argv[0], i - 1 );
+                       Debug(LDAP_DEBUG_ANY, "%s: %s\n",
+                               c->log, c->msg, 0);
+               } else {
+                       snprintf( c->msg, sizeof( c->msg ), "<%s> unknown feature #%d", c->argv[0], i - 1 );
+                       Debug(LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
+                               c->log, c->msg, c->argv[i]);
+               }
                return(1);
        }
        c->be->be_requires = requires;
@@ -2175,7 +2435,7 @@ slap_loglevel_get( struct berval *s, int *l )
        rc = slap_verbmasks_append( &loglevel_ops, i, s, loglevel_ignore );
 
        if ( rc != 0 ) {
-               Debug( LDAP_DEBUG_ANY, "slap_loglevel_register(%lu, \"%s\") failed\n",
+               Debug( LDAP_DEBUG_ANY, "slap_loglevel_get(%lu, \"%s\") failed\n",
                        i, s->bv_val, 0 );
 
        } else {
@@ -2237,6 +2497,28 @@ loglevel2bvarray( int l, BerVarray *bva )
        return mask_to_verbs( loglevel_ops, l, bva );
 }
 
+int
+loglevel_print( FILE *out )
+{
+       int     i;
+
+       if ( loglevel_ops == NULL ) {
+               loglevel_init();
+       }
+
+       fprintf( out, "Installed log subsystems:\n\n" );
+       for ( i = 0; !BER_BVISNULL( &loglevel_ops[ i ].word ); i++ ) {
+               fprintf( out, "\t%-30s (%lu)\n",
+                       loglevel_ops[ i ].word.bv_val,
+                       loglevel_ops[ i ].mask );
+       }
+
+       fprintf( out, "\nNOTE: custom log subsystems may be later installed "
+               "by specific code\n\n" );
+
+       return 0;
+}
+
 static int config_syslog;
 
 static int
@@ -2271,7 +2553,7 @@ config_loglevel(ConfigArgs *c) {
        for( i=1; i < c->argc; i++ ) {
                int     level;
 
-               if ( isdigit( c->argv[i][0] ) || c->argv[i][0] == '-' ) {
+               if ( isdigit((unsigned char)c->argv[i][0]) || c->argv[i][0] == '-' ) {
                        if( lutil_atoi( &level, c->argv[i] ) != 0 ) {
                                snprintf( c->msg, sizeof( c->msg ), "<%s> unable to parse level", c->argv[0] );
                                Debug( LDAP_DEBUG_ANY, "%s: %s \"%s\"\n",
@@ -2377,7 +2659,7 @@ config_security(ConfigArgs *c) {
        }
        for(i = 1; i < c->argc; i++) {
                slap_ssf_t *tgt = NULL;
-               char *src;
+               char *src = NULL;
                for ( j=0; !BER_BVISNULL( &sec_keys[j].key ); j++ ) {
                        if(!strncasecmp(c->argv[i], sec_keys[j].key.bv_val,
                                sec_keys[j].key.bv_len)) {
@@ -2526,6 +2808,8 @@ config_replica(ConfigArgs *c) {
                        nr = add_replica_info(c->be, replicauri, replicahost);
                        break;
                } else if(!strncasecmp(c->argv[i], "uri=", STRLENOF("uri="))) {
+                       ber_len_t       len;
+
                        if ( replicauri ) {
                                snprintf( c->msg, sizeof( c->msg ), "<%s> replica host/URI already specified", c->argv[0] );
                                Debug(LDAP_DEBUG_ANY, "%s: %s \"%s\"\n", c->log, c->msg, replicauri );
@@ -2544,11 +2828,28 @@ config_replica(ConfigArgs *c) {
                                Debug(LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
                                return(1);
                        }
+
+                       len = strlen(ludp->lud_scheme) + strlen(ludp->lud_host) +
+                               STRLENOF("://") + 1;
+                       if (ludp->lud_port != LDAP_PORT) {
+                               if (ludp->lud_port < 1 || ludp->lud_port > 65535) {
+                                       ldap_free_urldesc(ludp);
+                                       snprintf( c->msg, sizeof( c->msg ), "<%s> invalid port",
+                                               c->argv[0] );
+                                       Debug(LDAP_DEBUG_ANY, "%s: %s\n", c->log, c->msg, 0 );
+                                       return(1);
+                               }
+                               len += STRLENOF(":65535");
+                       }
+                       replicauri = ch_malloc( len );
+                       replicahost = lutil_strcopy( replicauri, ludp->lud_scheme );
+                       replicahost = lutil_strcopy( replicahost, "://" );
+                       if (ludp->lud_port == LDAP_PORT) {
+                               strcpy( replicahost, ludp->lud_host );
+                       } else {
+                               sprintf( replicahost, "%s:%d",ludp->lud_host,ludp->lud_port );
+                       }
                        ldap_free_urldesc(ludp);
-                       replicauri = c->argv[i] + STRLENOF("uri=");
-                       replicauri = ch_strdup( replicauri );
-                       replicahost = strchr( replicauri, '/' );
-                       replicahost += 2;
                        nr = add_replica_info(c->be, replicauri, replicahost);
                        break;
                }
@@ -2568,25 +2869,23 @@ config_replica(ConfigArgs *c) {
                                /* dealt with separately; don't let it get to bindconf */
                                ;
 
+                       } else if(!strncasecmp(c->argv[i], "host=", STRLENOF("host="))) {
+                               /* dealt with separately; don't let it get to bindconf */
+                               ;
+
                        } else if(!strncasecmp(c->argv[i], "suffix=", STRLENOF( "suffix="))) {
                                switch(add_replica_suffix(c->be, nr, c->argv[i] + STRLENOF("suffix="))) {
                                        case 1:
-                                               Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
-                                               "suffix \"%s\" in \"replica\" line is not valid for backend"
-                                               SLAPD_CONF_UNKNOWN_IGNORED ".\n",
-                                               c->log, c->argv[i] + STRLENOF("suffix="), 0);
-#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
+                                               Debug( LDAP_DEBUG_ANY, "%s: "
+                                                       "suffix \"%s\" in \"replica\" line is not valid for backend.\n",
+                                                       c->log, c->argv[i] + STRLENOF("suffix="), 0);
                                                return 1;
-#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
                                                break;
                                        case 2:
-                                               Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
-                                               "unable to normalize suffix in \"replica\" line"
-                                               SLAPD_CONF_UNKNOWN_IGNORED ".\n",
-                                               c->log, 0, 0);
-#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
+                                               Debug( LDAP_DEBUG_ANY, "%s: "
+                                                       "unable to normalize suffix in \"replica\" line.\n",
+                                                       c->log, 0, 0);
                                                return 1;
-#endif /* SLAPD_CONF_UNKNOWN_BAILOUT */
                                                break;
                                }
 
@@ -2679,7 +2978,7 @@ config_shadow( ConfigArgs *c, int flag )
                return 1;
        }
 
-       SLAP_DBFLAGS(c->be) |= (SLAP_DBFLAG_SHADOW | flag);
+       SLAP_DBFLAGS(c->be) |= (SLAP_DBFLAG_SHADOW | SLAP_DBFLAG_SINGLE_SHADOW | flag);
 
        return 0;
 }
@@ -2768,8 +3067,9 @@ config_include(ConfigArgs *c) {
 static int
 config_tls_option(ConfigArgs *c) {
        int flag;
+       LDAP *ld = slap_tls_ld;
        switch(c->type) {
-       case CFG_TLS_RAND:      flag = LDAP_OPT_X_TLS_RANDOM_FILE;      break;
+       case CFG_TLS_RAND:      flag = LDAP_OPT_X_TLS_RANDOM_FILE;      ld = NULL; break;
        case CFG_TLS_CIPHER:    flag = LDAP_OPT_X_TLS_CIPHER_SUITE;     break;
        case CFG_TLS_CERT_FILE: flag = LDAP_OPT_X_TLS_CERTFILE;         break;  
        case CFG_TLS_CERT_KEY:  flag = LDAP_OPT_X_TLS_KEYFILE;          break;
@@ -2782,12 +3082,12 @@ config_tls_option(ConfigArgs *c) {
                return 1;
        }
        if (c->op == SLAP_CONFIG_EMIT) {
-               return ldap_pvt_tls_get_option( NULL, flag, &c->value_string );
+               return ldap_pvt_tls_get_option( ld, flag, &c->value_string );
        } else if ( c->op == LDAP_MOD_DELETE ) {
-               return ldap_pvt_tls_set_option( NULL, flag, NULL );
+               return ldap_pvt_tls_set_option( ld, flag, NULL );
        }
        ch_free(c->value_string);
-       return(ldap_pvt_tls_set_option(NULL, flag, c->argv[1]));
+       return(ldap_pvt_tls_set_option(ld, flag, c->argv[1]));
 }
 
 /* FIXME: this ought to be provided by libldap */
@@ -2817,7 +3117,7 @@ config_tls_config(ConfigArgs *c) {
                return 1;
        }
        if (c->op == SLAP_CONFIG_EMIT) {
-               ldap_pvt_tls_get_option( NULL, flag, &c->value_int );
+               ldap_pvt_tls_get_option( slap_tls_ld, flag, &c->value_int );
                for (i=0; !BER_BVISNULL(&keys[i].word); i++) {
                        if (keys[i].mask == c->value_int) {
                                c->value_string = ch_strdup( keys[i].word.bv_val );
@@ -2827,7 +3127,7 @@ config_tls_config(ConfigArgs *c) {
                return 1;
        } else if ( c->op == LDAP_MOD_DELETE ) {
                int i = 0;
-               return ldap_pvt_tls_set_option( NULL, flag, &i );
+               return ldap_pvt_tls_set_option( slap_tls_ld, flag, &i );
        }
        ch_free( c->value_string );
        if ( isdigit( (unsigned char)c->argv[1][0] ) ) {
@@ -2837,9 +3137,9 @@ config_tls_config(ConfigArgs *c) {
                                c->log, c->argv[0], c->argv[1] );
                        return 1;
                }
-               return(ldap_pvt_tls_set_option(NULL, flag, &i));
+               return(ldap_pvt_tls_set_option(slap_tls_ld, flag, &i));
        } else {
-               return(ldap_int_tls_config(NULL, flag, c->argv[1]));
+               return(ldap_int_tls_config(slap_tls_ld, flag, c->argv[1]));
        }
 }
 #endif
@@ -2886,6 +3186,10 @@ config_find_base( CfEntryInfo *root, struct berval *dn, CfEntryInfo **last )
 typedef struct setup_cookie {
        CfBackInfo *cfb;
        ConfigArgs *ca;
+       Entry *frontend;
+       Entry *config;
+       int     got_frontend;
+       int got_config;
 } setup_cookie;
 
 static int
@@ -2895,7 +3199,61 @@ config_ldif_resp( Operation *op, SlapReply *rs )
                setup_cookie *sc = op->o_callback->sc_private;
 
                sc->cfb->cb_got_ldif = 1;
-               rs->sr_err = config_add_internal( sc->cfb, rs->sr_entry, sc->ca, NULL, NULL );
+               /* Does the frontend exist? */
+               if ( !sc->got_frontend ) {
+                       if ( !strncmp( rs->sr_entry->e_nname.bv_val,
+                               "olcDatabase", STRLENOF( "olcDatabase" ))) {
+                               if ( strncmp( rs->sr_entry->e_nname.bv_val +
+                                       STRLENOF( "olcDatabase" ), "={-1}frontend",
+                                       STRLENOF( "={-1}frontend" ))) {
+                                       struct berval rdn;
+                                       int i = op->o_noop;
+                                       sc->ca->be = frontendDB;
+                                       sc->ca->bi = frontendDB->bd_info;
+                                       frontendDB->be_cf_ocs = &CFOC_FRONTEND;
+                                       rdn.bv_val = sc->ca->log;
+                                       rdn.bv_len = snprintf(rdn.bv_val, sizeof( sc->ca->log ),
+                                               "%s=" SLAP_X_ORDERED_FMT "%s",
+                                               cfAd_database->ad_cname.bv_val, -1,
+                                               sc->ca->bi->bi_type);
+                                       op->o_noop = 1;
+                                       sc->frontend = config_build_entry( op, rs,
+                                               sc->cfb->cb_root, sc->ca, &rdn, &CFOC_DATABASE,
+                                               sc->ca->be->be_cf_ocs );
+                                       op->o_noop = i;
+                                       sc->got_frontend++;
+                               } else {
+                                       sc->got_frontend++;
+                                       goto ok;
+                               }
+                       }
+               }
+               /* Does the configDB exist? */
+               if ( sc->got_frontend && !sc->got_config &&
+                       !strncmp( rs->sr_entry->e_nname.bv_val,
+                       "olcDatabase", STRLENOF( "olcDatabase" ))) {
+                       if ( strncmp( rs->sr_entry->e_nname.bv_val +
+                               STRLENOF( "olcDatabase" ), "={0}config",
+                               STRLENOF( "={0}config" ))) {
+                               struct berval rdn;
+                               int i = op->o_noop;
+                               sc->ca->be = LDAP_STAILQ_FIRST( &backendDB );
+                               sc->ca->bi = sc->ca->be->bd_info;
+                               rdn.bv_val = sc->ca->log;
+                               rdn.bv_len = snprintf(rdn.bv_val, sizeof( sc->ca->log ),
+                                       "%s=" SLAP_X_ORDERED_FMT "%s",
+                                       cfAd_database->ad_cname.bv_val, 0,
+                                       sc->ca->bi->bi_type);
+                               op->o_noop = 1;
+                               sc->config = config_build_entry( op, rs, sc->cfb->cb_root,
+                                       sc->ca, &rdn, &CFOC_DATABASE, sc->ca->be->be_cf_ocs );
+                               op->o_noop = i;
+                       }
+                       sc->got_config++;
+               }
+
+ok:
+               rs->sr_err = config_add_internal( sc->cfb, rs->sr_entry, sc->ca, NULL, NULL, NULL );
                if ( rs->sr_err != LDAP_SUCCESS ) {
                        Debug( LDAP_DEBUG_ANY, "config error processing %s: %s\n",
                                rs->sr_entry->e_name.bv_val, sc->ca->msg, 0 );
@@ -2934,7 +3292,7 @@ config_setup_ldif( BackendDB *be, const char *dir, int readit ) {
        if ( !cfb->cb_db.bd_info )
                return 0;       /* FIXME: eventually this will be a fatal error */
 
-       if ( backend_db_init( "ldif", &cfb->cb_db ) == NULL )
+       if ( backend_db_init( "ldif", &cfb->cb_db, -1 ) == NULL )
                return 1;
 
        cfb->cb_db.be_suffix = be->be_suffix;
@@ -2968,6 +3326,7 @@ config_setup_ldif( BackendDB *be, const char *dir, int readit ) {
 
        if ( readit ) {
                void *thrctx = ldap_pvt_thread_pool_context();
+               int prev_DN_strict;
 
                op = (Operation *) &opbuf;
                connection_fake_init( &conn, op, thrctx );
@@ -2996,10 +3355,31 @@ config_setup_ldif( BackendDB *be, const char *dir, int readit ) {
                sc.cfb = cfb;
                sc.ca = &c;
                cb.sc_private = &sc;
+               sc.got_frontend = 0;
+               sc.got_config = 0;
+               sc.frontend = NULL;
+               sc.config = NULL;
 
                op->o_bd = &cfb->cb_db;
+               
+               /* Allow unknown attrs in DNs */
+               prev_DN_strict = slap_DN_strict;
+               slap_DN_strict = 0;
+
                rc = op->o_bd->be_search( op, &rs );
 
+               /* Restore normal DN validation */
+               slap_DN_strict = prev_DN_strict;
+
+               op->o_tag = LDAP_REQ_ADD;
+               if ( rc == LDAP_SUCCESS && sc.frontend ) {
+                       op->ora_e = sc.frontend;
+                       rc = op->o_bd->be_add( op, &rs );
+               }
+               if ( rc == LDAP_SUCCESS && sc.config ) {
+                       op->ora_e = sc.config;
+                       rc = op->o_bd->be_add( op, &rs );
+               }
                ldap_pvt_thread_pool_context_reset( thrctx );
        }
 
@@ -3048,11 +3428,12 @@ read_config(const char *fname, const char *dir) {
        int rc;
 
        /* Setup the config backend */
-       be = backend_db_init( "config", NULL );
+       be = backend_db_init( "config", NULL, 0 );
        if ( !be )
                return 1;
 
        cfb = be->be_private;
+       be->be_dfltaccess = ACL_NONE;
 
        /* If no .conf, or a dir was specified, setup the dir */
        if ( !fname || dir ) {
@@ -3078,10 +3459,18 @@ read_config(const char *fname, const char *dir) {
                        if ( rc != LDAP_NO_SUCH_OBJECT )
                                return 1;
                        /* ITS#4194: But if dir was specified and no fname,
-                        * then we were supposed to read the dir.
+                        * then we were supposed to read the dir. Unless we're
+                        * trying to slapadd the dir...
                         */
-                       if ( dir && !fname )
-                               return 1;
+                       if ( dir && !fname ) {
+                               if ( slapMode & (SLAP_SERVER_MODE|SLAP_TOOL_READMAIN|SLAP_TOOL_READONLY))
+                                       return 1;
+                               /* Assume it's slapadd with a config dir, let it continue */
+                               rc = 0;
+                               cfb->cb_got_ldif = 1;
+                               cfb->cb_use_ldif = 1;
+                               goto done;
+                       }
                }
 
                /* If we read the config from back-ldif, nothing to do here */
@@ -3101,25 +3490,6 @@ read_config(const char *fname, const char *dir) {
        if ( rc == 0 )
                ber_str2bv( cfname, 0, 1, &cfb->cb_config->c_file );
 
-       /* If we got this far and failed, it may be a serious problem. In server
-        * mode, we should never come to this. However, it may be alright if we're
-        * using slapadd to create the conf dir.
-        */
-       while ( rc ) {
-               if ( slapMode & (SLAP_SERVER_MODE|SLAP_TOOL_READMAIN|SLAP_TOOL_READONLY))
-                       break;
-               /* If a config file was explicitly given, fail */
-               if ( fname )
-                       break;
-               
-               /* Seems to be slapadd with a config dir, let it continue */
-               if ( cfb->cb_use_ldif ) {
-                       rc = 0;
-                       cfb->cb_got_ldif = 1;
-               }
-               break;
-       }
-
 done:
        if ( rc == 0 && BER_BVISNULL( &frontendDB->be_schemadn ) ) {
                ber_str2bv( SLAPD_SCHEMA_DN, STRLENOF( SLAPD_SCHEMA_DN ), 1,
@@ -3256,7 +3626,7 @@ check_vals( ConfigTable *ct, ConfigArgs *ca, void *ptr, int isAttr )
        AttributeDescription *ad;
        BerVarray vals;
 
-       int i, rc = 0, sort = 0;
+       int i, rc = 0;
 
        if ( isAttr ) {
                a = ptr;
@@ -3269,7 +3639,6 @@ check_vals( ConfigTable *ct, ConfigArgs *ca, void *ptr, int isAttr )
        }
 
        if ( a && ( ad->ad_type->sat_flags & SLAP_AT_ORDERED_VAL )) {
-               sort = 1;
                rc = ordered_value_sort( a, 1 );
                if ( rc ) {
                        snprintf(ca->msg, sizeof( ca->msg ), "ordered_value_sort failed on attr %s\n",
@@ -3279,7 +3648,8 @@ check_vals( ConfigTable *ct, ConfigArgs *ca, void *ptr, int isAttr )
        }
        for ( i=0; vals[i].bv_val; i++ ) {
                ca->line = vals[i].bv_val;
-               if ( sort ) {
+               if (( ad->ad_type->sat_flags & SLAP_AT_ORDERED_VAL ) &&
+                       ca->line[0] == '{' ) {
                        char *idx = strchr( ca->line, '}' );
                        if ( idx ) ca->line = idx+1;
                }
@@ -3291,12 +3661,177 @@ check_vals( ConfigTable *ct, ConfigArgs *ca, void *ptr, int isAttr )
        return rc;
 }
 
+static int
+config_rename_attr( SlapReply *rs, Entry *e, struct berval *rdn,
+       Attribute **at )
+{
+       struct berval rtype, rval;
+       Attribute *a;
+       AttributeDescription *ad = NULL;
+
+       dnRdn( &e->e_name, rdn );
+       rval.bv_val = strchr(rdn->bv_val, '=' ) + 1;
+       rval.bv_len = rdn->bv_len - (rval.bv_val - rdn->bv_val);
+       rtype.bv_val = rdn->bv_val;
+       rtype.bv_len = rval.bv_val - rtype.bv_val - 1;
+
+       /* Find attr */
+       slap_bv2ad( &rtype, &ad, &rs->sr_text );
+       a = attr_find( e->e_attrs, ad );
+       if (!a ) return LDAP_NAMING_VIOLATION;
+       *at = a;
+
+       return 0;
+}
+
+static void
+config_rename_kids( CfEntryInfo *ce )
+{
+       CfEntryInfo *ce2;
+       struct berval rdn, nrdn;
+
+       for (ce2 = ce->ce_kids; ce2; ce2 = ce2->ce_sibs) {
+               dnRdn ( &ce2->ce_entry->e_name, &rdn );
+               dnRdn ( &ce2->ce_entry->e_nname, &nrdn );
+               free( ce2->ce_entry->e_name.bv_val );
+               free( ce2->ce_entry->e_nname.bv_val );
+               build_new_dn( &ce2->ce_entry->e_name, &ce->ce_entry->e_name,
+                       &rdn, NULL );
+               build_new_dn( &ce2->ce_entry->e_nname, &ce->ce_entry->e_nname,
+                       &nrdn, NULL );
+               config_rename_kids( ce2 );
+       }
+}
+
+static int
+config_rename_one( Operation *op, SlapReply *rs, Entry *e,
+       CfEntryInfo *parent, Attribute *a, struct berval *newrdn,
+       struct berval *nnewrdn, int use_ldif )
+{
+       char *ptr1;
+       int rc = 0;
+       struct berval odn, ondn;
+
+       odn = e->e_name;
+       ondn = e->e_nname;
+       build_new_dn( &e->e_name, &parent->ce_entry->e_name, newrdn, NULL );
+       build_new_dn( &e->e_nname, &parent->ce_entry->e_nname, nnewrdn, NULL );
+
+       /* Replace attr */
+       free( a->a_vals[0].bv_val );
+       ptr1 = strchr( newrdn->bv_val, '=' ) + 1;
+       a->a_vals[0].bv_len = newrdn->bv_len - (ptr1 - newrdn->bv_val);
+       a->a_vals[0].bv_val = ch_malloc( a->a_vals[0].bv_len + 1 );
+       strcpy( a->a_vals[0].bv_val, ptr1 );
+
+       if ( a->a_nvals != a->a_vals ) {
+               free( a->a_nvals[0].bv_val );
+               ptr1 = strchr( nnewrdn->bv_val, '=' ) + 1;
+               a->a_nvals[0].bv_len = nnewrdn->bv_len - (ptr1 - nnewrdn->bv_val);
+               a->a_nvals[0].bv_val = ch_malloc( a->a_nvals[0].bv_len + 1 );
+               strcpy( a->a_nvals[0].bv_val, ptr1 );
+       }
+       if ( use_ldif ) {
+               CfBackInfo *cfb = (CfBackInfo *)op->o_bd->be_private;
+               BackendDB *be = op->o_bd;
+               slap_callback sc = { NULL, slap_null_cb, NULL, NULL };
+               struct berval dn, ndn, xdn, xndn;
+
+               op->o_bd = &cfb->cb_db;
+
+               /* Save current rootdn; use the underlying DB's rootdn */
+               dn = op->o_dn;
+               ndn = op->o_ndn;
+               xdn = op->o_req_dn;
+               xndn = op->o_req_ndn;
+               op->o_dn = op->o_bd->be_rootdn;
+               op->o_ndn = op->o_bd->be_rootndn;
+               op->o_req_dn = odn;
+               op->o_req_ndn = ondn;
+
+               sc.sc_next = op->o_callback;
+               op->o_callback = &sc;
+               op->orr_newrdn = *newrdn;
+               op->orr_nnewrdn = *nnewrdn;
+               op->orr_deleteoldrdn = 1;
+               op->orr_modlist = NULL;
+               slap_modrdn2mods( op, rs );
+               rc = op->o_bd->be_modrdn( op, rs );
+               slap_mods_free( op->orr_modlist, 1 );
+
+               op->o_bd = be;
+               op->o_callback = sc.sc_next;
+               op->o_dn = dn;
+               op->o_ndn = ndn;
+               op->o_req_dn = xdn;
+               op->o_req_ndn = xndn;
+       }
+       free( odn.bv_val );
+       free( ondn.bv_val );
+       if ( e->e_private )
+               config_rename_kids( e->e_private );
+       return rc;
+}
+
+static int
+config_renumber_one( Operation *op, SlapReply *rs, CfEntryInfo *parent, 
+       Entry *e, int idx, int tailindex, int use_ldif )
+{
+       struct berval ival, newrdn, nnewrdn;
+       struct berval rdn;
+       Attribute *a;
+       char ibuf[32], *ptr1, *ptr2 = NULL;
+       int rc = 0;
+
+       rc = config_rename_attr( rs, e, &rdn, &a );
+       if ( rc ) return rc;
+
+       ival.bv_val = ibuf;
+       ival.bv_len = snprintf( ibuf, sizeof( ibuf ), SLAP_X_ORDERED_FMT, idx );
+       if ( ival.bv_len >= sizeof( ibuf ) ) {
+               return LDAP_NAMING_VIOLATION;
+       }
+       
+       newrdn.bv_len = rdn.bv_len + ival.bv_len;
+       newrdn.bv_val = ch_malloc( newrdn.bv_len+1 );
+
+       if ( tailindex ) {
+               ptr1 = lutil_strncopy( newrdn.bv_val, rdn.bv_val, rdn.bv_len );
+               ptr1 = lutil_strcopy( ptr1, ival.bv_val );
+       } else {
+               int xlen;
+               ptr2 = ber_bvchr( &rdn, '}' );
+               if ( ptr2 ) {
+                       ptr2++;
+               } else {
+                       ptr2 = rdn.bv_val + a->a_desc->ad_cname.bv_len + 1;
+               }
+               xlen = rdn.bv_len - (ptr2 - rdn.bv_val);
+               ptr1 = lutil_strncopy( newrdn.bv_val, a->a_desc->ad_cname.bv_val,
+                       a->a_desc->ad_cname.bv_len );
+               *ptr1++ = '=';
+               ptr1 = lutil_strcopy( ptr1, ival.bv_val );
+               ptr1 = lutil_strncopy( ptr1, ptr2, xlen );
+               *ptr1 = '\0';
+       }
+
+       /* Do the equivalent of ModRDN */
+       /* Replace DN / NDN */
+       newrdn.bv_len = ptr1 - newrdn.bv_val;
+       rdnNormalize( 0, NULL, NULL, &newrdn, &nnewrdn, NULL );
+       rc = config_rename_one( op, rs, e, parent, a, &newrdn, &nnewrdn, use_ldif );
+
+       free( nnewrdn.bv_val );
+       free( newrdn.bv_val );
+       return rc;
+}
+
 static int
 check_name_index( CfEntryInfo *parent, ConfigType ce_type, Entry *e,
-       SlapReply *rs, int *renum )
+       SlapReply *rs, int *renum, int *ibase )
 {
        CfEntryInfo *ce;
-       int index = -1, gotindex = 0, nsibs;
+       int index = -1, gotindex = 0, nsibs, rc = 0;
        int renumber = 0, tailindex = 0;
        char *ptr1, *ptr2 = NULL;
        struct berval rdn;
@@ -3347,83 +3882,14 @@ check_name_index( CfEntryInfo *parent, ConfigType ce_type, Entry *e,
                                renumber = 1;
                        }
                }
+               /* just make index = nsibs */
                if ( !renumber ) {
-                       struct berval ival, newrdn, nnewrdn;
-                       struct berval rtype, rval;
-                       Attribute *a;
-                       AttributeDescription *ad = NULL;
-                       char ibuf[32];
-                       const char *text;
-
-                       rval.bv_val = strchr(rdn.bv_val, '=' ) + 1;
-                       rval.bv_len = rdn.bv_len - (rval.bv_val - rdn.bv_val);
-                       rtype.bv_val = rdn.bv_val;
-                       rtype.bv_len = rval.bv_val - rtype.bv_val - 1;
-
-                       /* Find attr */
-                       slap_bv2ad( &rtype, &ad, &text );
-                       a = attr_find( e->e_attrs, ad );
-                       if (!a ) return LDAP_NAMING_VIOLATION;
-
-                       ival.bv_val = ibuf;
-                       ival.bv_len = snprintf( ibuf, sizeof( ibuf ), SLAP_X_ORDERED_FMT, nsibs );
-                       if ( ival.bv_len >= sizeof( ibuf ) ) {
-                               return LDAP_NAMING_VIOLATION;
-                       }
-                       
-                       newrdn.bv_len = rdn.bv_len + ival.bv_len;
-                       newrdn.bv_val = ch_malloc( newrdn.bv_len+1 );
-
-                       if ( tailindex ) {
-                               ptr1 = lutil_strncopy( newrdn.bv_val, rdn.bv_val, rdn.bv_len );
-                               ptr1 = lutil_strcopy( ptr1, ival.bv_val );
-                       } else {
-                               int xlen;
-                               if ( !gotindex ) {
-                                       ptr2 = rval.bv_val;
-                                       xlen = rval.bv_len;
-                               } else {
-                                       xlen = rdn.bv_len - (ptr2 - rdn.bv_val);
-                               }
-                               ptr1 = lutil_strncopy( newrdn.bv_val, rtype.bv_val,
-                                       rtype.bv_len );
-                               *ptr1++ = '=';
-                               ptr1 = lutil_strcopy( ptr1, ival.bv_val );
-                               ptr1 = lutil_strncopy( ptr1, ptr2, xlen );
-                               *ptr1 = '\0';
-                       }
-
-                       /* Do the equivalent of ModRDN */
-                       /* Replace DN / NDN */
-                       newrdn.bv_len = ptr1 - newrdn.bv_val;
-                       rdnNormalize( 0, NULL, NULL, &newrdn, &nnewrdn, NULL );
-                       free( e->e_name.bv_val );
-                       build_new_dn( &e->e_name, &parent->ce_entry->e_name,
-                               &newrdn, NULL );
-                       free( e->e_nname.bv_val );
-                       build_new_dn( &e->e_nname, &parent->ce_entry->e_nname,
-                               &nnewrdn, NULL );
-
-                       /* Replace attr */
-                       free( a->a_vals[0].bv_val );
-                       ptr1 = strchr( newrdn.bv_val, '=' ) + 1;
-                       a->a_vals[0].bv_len = newrdn.bv_len - (ptr1 - newrdn.bv_val);
-                       a->a_vals[0].bv_val = ch_malloc( a->a_vals[0].bv_len + 1 );
-                       strcpy( a->a_vals[0].bv_val, ptr1 );
-
-                       if ( a->a_nvals != a->a_vals ) {
-                               free( a->a_nvals[0].bv_val );
-                               ptr1 = strchr( nnewrdn.bv_val, '=' ) + 1;
-                               a->a_nvals[0].bv_len = nnewrdn.bv_len - (ptr1 - nnewrdn.bv_val);
-                               a->a_nvals[0].bv_val = ch_malloc( a->a_nvals[0].bv_len + 1 );
-                               strcpy( a->a_nvals[0].bv_val, ptr1 );
-                       }
-                       free( nnewrdn.bv_val );
-                       free( newrdn.bv_val );
+                       rc = config_renumber_one( NULL, rs, parent, e, index, tailindex, 0 );
                }
        }
+       if ( ibase ) *ibase = index;
        if ( renum ) *renum = renumber;
-       return 0;
+       return rc;
 }
 
 static ConfigOCs **
@@ -3528,19 +3994,23 @@ cfAddOverlay( CfEntryInfo *p, Entry *e, struct config_args_s *ca )
 
 /* Parse an LDAP entry into config directives */
 static int
-config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca, SlapReply *rs, int *renum )
+config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca, SlapReply *rs,
+       int *renum, Operation *op )
 {
        CfEntryInfo *ce, *last;
        ConfigOCs **colst;
        Attribute *a, *oc_at;
-       int i, nocs, rc = 0;
+       int i, ibase = -1, nocs, rc = 0;
        struct berval pdn;
        ConfigTable *ct;
        char *ptr;
 
-       /* Make sure parent exists and entry does not */
+       /* Make sure parent exists and entry does not. But allow
+        * Databases and Overlays to be inserted.
+        */
        ce = config_find_base( cfb->cb_root, &e->e_nname, &last );
-       if ( ce )
+       if ( ce && ce->ce_type != Cft_Database &&
+               ce->ce_type != Cft_Overlay )
                return LDAP_ALREADY_EXISTS;
 
        dnParent( &e->e_nname, &pdn );
@@ -3554,6 +4024,15 @@ config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca, SlapReply *rs, i
                return LDAP_NO_SUCH_OBJECT;
        }
 
+       if ( op ) {
+               /* No parent, must be root. This will never happen... */
+               if ( !last && !be_isroot( op ) && !be_shadow_update( op ))
+                       return LDAP_NO_SUCH_OBJECT;
+               if ( last && !access_allowed( op, last->ce_entry,
+                       slap_schema.si_ad_children, NULL, ACL_WADD, NULL ))
+                       return LDAP_INSUFFICIENT_ACCESS;
+       }
+
        oc_at = attr_find( e->e_attrs, slap_schema.si_ad_objectClass );
        if ( !oc_at ) return LDAP_OBJECT_CLASS_VIOLATION;
 
@@ -3621,9 +4100,20 @@ config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca, SlapReply *rs, i
         * These entries can have auto-assigned indexes (appended to the end)
         * but only the other types support auto-renumbering of siblings.
         */
-       rc = check_name_index( last, colst[0]->co_type, e, rs, renum );
-       if ( rc )
-               goto done;
+       {
+               rc = check_name_index( last, colst[0]->co_type, e, rs, renum,
+                       &ibase );
+               if ( rc ) {
+                       goto done;
+               }
+               if ( renum && *renum && colst[0]->co_type != Cft_Database &&
+                       colst[0]->co_type != Cft_Overlay ) {
+                       snprintf( ca->msg, sizeof( ca->msg ),
+                               "operation requires sibling renumbering" );
+                       rc = LDAP_UNWILLING_TO_PERFORM;
+                       goto done;
+               }
+       }
 
        init_config_argv( ca );
 
@@ -3644,13 +4134,25 @@ config_add_internal( CfBackInfo *cfb, Entry *e, ConfigArgs *ca, SlapReply *rs, i
                ct = config_find_table( colst, nocs, a->a_desc );
                if ( !ct ) continue;    /* user data? */
                for (i=0; a->a_vals[i].bv_val; i++) {
+                       char *iptr = NULL;
                        ca->line = a->a_vals[i].bv_val;
                        if ( a->a_desc->ad_type->sat_flags & SLAP_AT_ORDERED ) {
                                ptr = strchr( ca->line, '}' );
-                               if ( ptr ) ca->line = ptr+1;
+                               if ( ptr ) {
+                                       iptr = strchr( ca->line, '{' );
+                                       ca->line = ptr+1;
+                               }
+                       }
+                       if ( a->a_desc->ad_type->sat_flags & SLAP_AT_ORDERED_SIB ) {
+                               if ( iptr ) {
+                                       ca->valx = strtol( iptr+1, NULL, 0 );
+                               } else {
+                                       ca->valx = -1;
+                               }
+                       } else {
+                               ca->valx = i;
                        }
-                       ca->valx = i;
-                       rc = config_parse_add( ct, ca );
+                       rc = config_parse_add( ct, ca, i );
                        if ( rc ) {
                                rc = LDAP_OTHER;
                                goto done;
@@ -3680,6 +4182,7 @@ ok:
                }
        }
 
+       ca->valx = ibase;
        ce = ch_calloc( 1, sizeof(CfEntryInfo) );
        ce->ce_parent = last;
        ce->ce_entry = entry_dup( e );
@@ -3688,14 +4191,41 @@ ok:
        ce->ce_be = ca->be;
        ce->ce_bi = ca->bi;
        ce->ce_private = ca->private;
+       ca->ca_entry = ce->ce_entry;
        if ( !last ) {
                cfb->cb_root = ce;
        } else if ( last->ce_kids ) {
-               CfEntryInfo *c2;
+               CfEntryInfo *c2, **cprev;
 
-               for (c2=last->ce_kids; c2 && c2->ce_sibs; c2 = c2->ce_sibs);
-
-               c2->ce_sibs = ce;
+               /* Advance to first of this type */
+               cprev = &last->ce_kids;
+               for ( c2 = *cprev; c2 && c2->ce_type != ce->ce_type; ) {
+                       cprev = &c2->ce_sibs;
+                       c2 = c2->ce_sibs;
+               }
+               /* Account for the (-1) frontendDB entry */
+               if ( ce->ce_type == Cft_Database ) {
+                       if ( ca->be == frontendDB )
+                               ibase = 0;
+                       else if ( ibase != -1 )
+                               ibase++;
+               }
+               /* Append */
+               if ( ibase < 0 ) {
+                       for (c2 = *cprev; c2 && c2->ce_type == ce->ce_type;) {
+                               cprev = &c2->ce_sibs;
+                               c2 = c2->ce_sibs;
+                       }
+               } else {
+               /* Insert */
+                       int i;
+                       for ( i=0; i<ibase; i++ ) {
+                               c2 = *cprev;
+                               cprev = &c2->ce_sibs;
+                       }
+               }
+               ce->ce_sibs = *cprev;
+               *cprev = ce;
        } else {
                last->ce_kids = ce;
        }
@@ -3715,6 +4245,76 @@ done:
        return rc;
 }
 
+#define        BIGTMP  10000
+static int
+config_rename_add( Operation *op, SlapReply *rs, CfEntryInfo *ce,
+       int base, int rebase, int max, int use_ldif )
+{
+       CfEntryInfo *ce2, *ce3, *cetmp = NULL, *cerem = NULL;
+       ConfigType etype = ce->ce_type;
+       int count = 0, rc = 0;
+
+       /* Reverse ce list */
+       for (ce2 = ce->ce_sibs;ce2;ce2 = ce3) {
+               if (ce2->ce_type != etype) {
+                       cerem = ce2;
+                       break;
+               }
+               ce3 = ce2->ce_sibs;
+               ce2->ce_sibs = cetmp;
+               cetmp = ce2;
+               count++;
+               if ( max && count >= max ) {
+                       cerem = ce3;
+                       break;
+               }
+       }
+
+       /* Move original to a temp name until increments are done */
+       if ( rebase ) {
+               ce->ce_entry->e_private = NULL;
+               rc = config_renumber_one( op, rs, ce->ce_parent, ce->ce_entry,
+                       base+BIGTMP, 0, use_ldif );
+               ce->ce_entry->e_private = ce;
+       }
+       /* start incrementing */
+       for (ce2=cetmp; ce2; ce2=ce3) {
+               ce3 = ce2->ce_sibs;
+               ce2->ce_sibs = cerem;
+               cerem = ce2;
+               if ( rc == 0 ) 
+                       rc = config_renumber_one( op, rs, ce2->ce_parent, ce2->ce_entry,
+                               count+base, 0, use_ldif );
+               count--;
+       }
+       if ( rebase )
+               rc = config_renumber_one( op, rs, ce->ce_parent, ce->ce_entry,
+                       base, 0, use_ldif );
+       return rc;
+}
+
+static int
+config_rename_del( Operation *op, SlapReply *rs, CfEntryInfo *ce,
+       CfEntryInfo *ce2, int old, int use_ldif )
+{
+       int count = 0;
+
+       /* Renumber original to a temp value */
+       ce->ce_entry->e_private = NULL;
+       config_renumber_one( op, rs, ce->ce_parent, ce->ce_entry,
+               old+BIGTMP, 0, use_ldif );
+       ce->ce_entry->e_private = ce;
+
+       /* start decrementing */
+       for (; ce2 != ce; ce2=ce2->ce_sibs) {
+               config_renumber_one( op, rs, ce2->ce_parent, ce2->ce_entry,
+                       count+old, 0, use_ldif );
+               count++;
+       }
+       return config_renumber_one( op, rs, ce->ce_parent, ce->ce_entry,
+               count+old, 0, use_ldif );
+}
+
 /* Parse an LDAP entry into config directives, then store in underlying
  * database.
  */
@@ -3725,7 +4325,8 @@ config_back_add( Operation *op, SlapReply *rs )
        int renumber;
        ConfigArgs ca;
 
-       if ( !be_isroot( op ) ) {
+       if ( !access_allowed( op, op->ora_e, slap_schema.si_ad_entry,
+               NULL, ACL_WADD, NULL )) {
                rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
                goto out;
        }
@@ -3738,13 +4339,28 @@ config_back_add( Operation *op, SlapReply *rs )
         * 1) check for existence of entry
         * 2) check for sibling renumbering
         * 3) perform internal add
-        * 4) store entry in underlying database
-        * 5) perform any necessary renumbering
+        * 4) perform any necessary renumbering
+        * 5) store entry in underlying database
         */
-       rs->sr_err = config_add_internal( cfb, op->ora_e, &ca, rs, &renumber );
+       rs->sr_err = config_add_internal( cfb, op->ora_e, &ca, rs, &renumber, op );
        if ( rs->sr_err != LDAP_SUCCESS ) {
                rs->sr_text = ca.msg;
-       } else if ( cfb->cb_use_ldif ) {
+               goto out2;
+       }
+
+       if ( renumber ) {
+               CfEntryInfo *ce = ca.ca_entry->e_private;
+               req_add_s addr = op->oq_add;
+               op->o_tag = LDAP_REQ_MODRDN;
+               rs->sr_err = config_rename_add( op, rs, ce, ca.valx, 0, 0, cfb->cb_use_ldif );
+               op->o_tag = LDAP_REQ_ADD;
+               op->oq_add = addr;
+               if ( rs->sr_err != LDAP_SUCCESS ) {
+                       goto out2;
+               }
+       }
+
+       if ( cfb->cb_use_ldif ) {
                BackendDB *be = op->o_bd;
                slap_callback sc = { NULL, slap_null_cb, NULL, NULL };
                struct berval dn, ndn;
@@ -3765,12 +4381,11 @@ config_back_add( Operation *op, SlapReply *rs )
                op->o_dn = dn;
                op->o_ndn = ndn;
        }
-       if ( renumber ) {
-       }
 
+out2:;
        ldap_pvt_thread_pool_resume( &connection_pool );
 
-out:
+out:;
        send_ldap_result( op, rs );
        return rs->sr_err;
 }
@@ -3807,6 +4422,7 @@ config_modify_internal( CfEntryInfo *ce, Operation *op, SlapReply *rs,
        ca->bi = ce->ce_bi;
        ca->private = ce->ce_private;
        ca->ca_entry = e;
+       ca->fname = "slapd";
        strcpy( ca->log, "back-config" );
 
        for (ml = op->orm_modlist; ml; ml=ml->sml_next) {
@@ -3917,7 +4533,7 @@ config_modify_internal( CfEntryInfo *ce, Operation *op, SlapReply *rs,
        
        if(rc == LDAP_SUCCESS) {
                /* check that the entry still obeys the schema */
-               rc = entry_schema_check(op, e, NULL, 0,
+               rc = entry_schema_check(op, e, NULL, 0, 0,
                        &rs->sr_text, ca->msg, sizeof(ca->msg) );
        }
        if ( rc == LDAP_SUCCESS ) {
@@ -3979,8 +4595,9 @@ config_modify_internal( CfEntryInfo *ce, Operation *op, SlapReply *rs,
                                        if ( rc ) rc = LDAP_OTHER;
                                }
                                if ( ml->sml_values ) {
+                                       d = d->next;
                                        ch_free( dels );
-                                       dels = d->next;
+                                       dels = d;
                                }
                                if ( ml->sml_op == LDAP_MOD_REPLACE ) {
                                        ml->sml_values = vals;
@@ -4010,7 +4627,7 @@ config_modify_internal( CfEntryInfo *ce, Operation *op, SlapReply *rs,
                                                        ca->line = ptr+1;
                                                }
                                        }
-                                       rc = config_parse_add( ct, ca );
+                                       rc = config_parse_add( ct, ca, i );
                                        if ( rc ) {
                                                rc = LDAP_OTHER;
                                                goto out;
@@ -4033,6 +4650,11 @@ out:
        }
        ch_free( ca->argv );
        if ( colst ) ch_free( colst );
+       while( dels ) {
+               deltail = dels->next;
+               ch_free( dels );
+               dels = deltail;
+       }
 
        return rc;
 }
@@ -4048,11 +4670,6 @@ config_back_modify( Operation *op, SlapReply *rs )
        char *ptr;
        AttributeDescription *rad = NULL;
 
-       if ( !be_isroot( op ) ) {
-               rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
-               goto out;
-       }
-
        cfb = (CfBackInfo *)op->o_bd->be_private;
 
        ce = config_find_base( cfb->cb_root, &op->o_req_ndn, &last );
@@ -4063,6 +4680,11 @@ config_back_modify( Operation *op, SlapReply *rs )
                goto out;
        }
 
+       if ( !acl_check_modlist( op, ce->ce_entry, op->orm_modlist )) {
+               rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+               goto out;
+       }
+
        /* Get type of RDN */
        rdn = ce->ce_entry->e_nname;
        ptr = strchr( rdn.bv_val, '=' );
@@ -4122,11 +4744,8 @@ config_back_modrdn( Operation *op, SlapReply *rs )
 {
        CfBackInfo *cfb;
        CfEntryInfo *ce, *last;
-
-       if ( !be_isroot( op ) ) {
-               rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
-               goto out;
-       }
+       struct berval rdn;
+       int ixold, ixnew;
 
        cfb = (CfBackInfo *)op->o_bd->be_private;
 
@@ -4137,6 +4756,22 @@ config_back_modrdn( Operation *op, SlapReply *rs )
                rs->sr_err = LDAP_NO_SUCH_OBJECT;
                goto out;
        }
+       if ( !access_allowed( op, ce->ce_entry, slap_schema.si_ad_entry,
+               NULL, ACL_WRITE, NULL )) {
+               rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+               goto out;
+       }
+       { Entry *parent;
+               if ( ce->ce_parent )
+                       parent = ce->ce_parent->ce_entry;
+               else
+                       parent = (Entry *)&slap_entry_root;
+               if ( !access_allowed( op, parent, slap_schema.si_ad_children,
+                       NULL, ACL_WRITE, NULL )) {
+                       rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+                       goto out;
+               }
+       }
 
        /* We don't allow moving objects to new parents.
         * Generally we only allow reordering a set of ordered entries.
@@ -4145,8 +4780,156 @@ config_back_modrdn( Operation *op, SlapReply *rs )
                rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
                goto out;
        }
+
+       /* If newRDN == oldRDN, quietly succeed */
+       dnRdn( &op->o_req_ndn, &rdn );
+       if ( dn_match( &rdn, &op->orr_nnewrdn )) {
+               rs->sr_err = LDAP_SUCCESS;
+               goto out;
+       }
+
+       /* Current behavior, subject to change as needed:
+        *
+        * For backends and overlays, we only allow renumbering.
+        * For schema, we allow renaming with the same number.
+        * Otherwise, the op is not allowed.
+        */
+
+       if ( ce->ce_type == Cft_Schema ) {
+               char *ptr1, *ptr2;
+               int len;
+
+               /* Can't alter the main cn=schema entry */
+               if ( ce->ce_parent->ce_type == Cft_Global ) {
+                       rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+                       rs->sr_text = "renaming not allowed for this entry";
+                       goto out;
+               }
+
+               /* We could support this later if desired */
+               ptr1 = ber_bvchr( &rdn, '}' );
+               ptr2 = ber_bvchr( &op->orr_newrdn, '}' );
+               len = ptr1 - rdn.bv_val;
+               if ( len != ptr2 - op->orr_newrdn.bv_val ||
+                       strncmp( rdn.bv_val, op->orr_newrdn.bv_val, len )) {
+                       rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+                       rs->sr_text = "schema reordering not supported";
+                       goto out;
+               }
+       } else if ( ce->ce_type == Cft_Database ||
+               ce->ce_type == Cft_Overlay ) {
+               char *ptr1, *ptr2, *iptr1, *iptr2;
+               int len1, len2;
+
+               iptr2 = ber_bvchr( &op->orr_newrdn, '=' ) + 1;
+               if ( *iptr2 != '{' ) {
+                       rs->sr_err = LDAP_NAMING_VIOLATION;
+                       rs->sr_text = "new ordering index is required";
+                       goto out;
+               }
+               iptr2++;
+               iptr1 = ber_bvchr( &rdn, '{' ) + 1;
+               ptr1 = ber_bvchr( &rdn, '}' );
+               ptr2 = ber_bvchr( &op->orr_newrdn, '}' );
+               if ( !ptr2 ) {
+                       rs->sr_err = LDAP_NAMING_VIOLATION;
+                       rs->sr_text = "new ordering index is required";
+                       goto out;
+               }
+
+               len1 = ptr1 - rdn.bv_val;
+               len2 = ptr2 - op->orr_newrdn.bv_val;
+
+               if ( rdn.bv_len - len1 != op->orr_newrdn.bv_len - len2 ||
+                       strncmp( ptr1, ptr2, rdn.bv_len - len1 )) {
+                       rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+                       rs->sr_text = "changing database/overlay type not allowed";
+                       goto out;
+               }
+               ixold = strtol( iptr1, NULL, 0 );
+               ixnew = strtol( iptr2, &ptr1, 0 );
+               if ( ptr1 != ptr2 || ixold < 0 || ixnew < 0 ) {
+                       rs->sr_err = LDAP_NAMING_VIOLATION;
+                       goto out;
+               }
+               /* config DB is always 0, cannot be changed */
+               if ( ce->ce_type == Cft_Database && ( ixold == 0 || ixnew == 0 )) {
+                       rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
+                       goto out;
+               }
+       } else {
+               rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+               rs->sr_text = "renaming not supported for this entry";
+               goto out;
+       }
+
        ldap_pvt_thread_pool_pause( &connection_pool );
 
+       if ( ce->ce_type == Cft_Schema ) {
+               req_modrdn_s modr = op->oq_modrdn;
+               struct berval rdn;
+               Attribute *a;
+               rs->sr_err = config_rename_attr( rs, ce->ce_entry, &rdn, &a );
+               if ( rs->sr_err == LDAP_SUCCESS ) {
+                       rs->sr_err = config_rename_one( op, rs, ce->ce_entry,
+                               ce->ce_parent, a, &op->orr_newrdn, &op->orr_nnewrdn,
+                               cfb->cb_use_ldif );
+               }
+               op->oq_modrdn = modr;
+       } else {
+               CfEntryInfo *ce2, *cebase, **cprev, **cbprev, *ceold;
+               req_modrdn_s modr = op->oq_modrdn;
+               int i;
+
+               /* Advance to first of this type */
+               cprev = &ce->ce_parent->ce_kids;
+               for ( ce2 = *cprev; ce2 && ce2->ce_type != ce->ce_type; ) {
+                       cprev = &ce2->ce_sibs;
+                       ce2 = ce2->ce_sibs;
+               }
+               /* Skip the -1 entry */
+               if ( ce->ce_type == Cft_Database ) {
+                       cprev = &ce2->ce_sibs;
+                       ce2 = ce2->ce_sibs;
+               }
+               cebase = ce2;
+               cbprev = cprev;
+
+               /* Remove from old slot */
+               for ( ce2 = *cprev; ce2 && ce2 != ce; ce2 = ce2->ce_sibs )
+                       cprev = &ce2->ce_sibs;
+               *cprev = ce->ce_sibs;
+               ceold = ce->ce_sibs;
+
+               /* Insert into new slot */
+               cprev = cbprev;
+               for ( i=0; i<ixnew; i++ ) {
+                       ce2 = *cprev;
+                       if ( !ce2 )
+                               break;
+                       cprev = &ce2->ce_sibs;
+               }
+               ce->ce_sibs = *cprev;
+               *cprev = ce;
+
+               ixnew = i;
+
+               /* NOTE: These should be encoded in the OC tables, not inline here */
+               if ( ce->ce_type == Cft_Database )
+                       backend_db_move( ce->ce_be, ixnew );
+               else if ( ce->ce_type == Cft_Overlay )
+                       overlay_move( ce->ce_be, (slap_overinst *)ce->ce_bi, ixnew );
+                       
+               if ( ixold < ixnew ) {
+                       rs->sr_err = config_rename_del( op, rs, ce, ceold, ixold,
+                               cfb->cb_use_ldif );
+               } else {
+                       rs->sr_err = config_rename_add( op, rs, ce, ixnew, 1,
+                               ixold - ixnew, cfb->cb_use_ldif );
+               }
+               op->oq_modrdn = modr;
+       }
+
        ldap_pvt_thread_pool_resume( &connection_pool );
 out:
        send_ldap_result( op, rs );
@@ -4158,11 +4941,7 @@ config_back_search( Operation *op, SlapReply *rs )
 {
        CfBackInfo *cfb;
        CfEntryInfo *ce, *last;
-
-       if ( !be_isroot( op ) ) {
-               rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
-               goto out;
-       }
+       slap_mask_t mask;
 
        cfb = (CfBackInfo *)op->o_bd->be_private;
 
@@ -4173,6 +4952,16 @@ config_back_search( Operation *op, SlapReply *rs )
                rs->sr_err = LDAP_NO_SUCH_OBJECT;
                goto out;
        }
+       if ( !access_allowed_mask( op, ce->ce_entry, slap_schema.si_ad_entry, NULL,
+               ACL_SEARCH, NULL, &mask ))
+       {
+               if ( !ACL_GRANT( mask, ACL_DISCLOSE )) {
+                       rs->sr_err = LDAP_NO_SUCH_OBJECT;
+               } else {
+                       rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+               }
+               goto out;
+       }
        switch ( op->ors_scope ) {
        case LDAP_SCOPE_BASE:
        case LDAP_SCOPE_SUBTREE:
@@ -4205,7 +4994,9 @@ config_build_attrs( Entry *e, AttributeType **at, AttributeDescription *ad,
                for (i=0;ct[i].name;i++) {
                        if (ct[i].ad == (*at)->sat_ad) {
                                rc = config_get_vals(&ct[i], c);
-                               if (rc == LDAP_SUCCESS) {
+                               /* NOTE: tolerate that config_get_vals()
+                                * returns success with no values */
+                               if (rc == LDAP_SUCCESS && c->rvalue_vals != NULL ) {
                                        if ( c->rvalue_nvals )
                                                attr_merge(e, ct[i].ad, c->rvalue_vals,
                                                        c->rvalue_nvals);
@@ -4225,7 +5016,7 @@ Entry *
 config_build_entry( Operation *op, SlapReply *rs, CfEntryInfo *parent,
        ConfigArgs *c, struct berval *rdn, ConfigOCs *main, ConfigOCs *extra )
 {
-       Entry *e = ch_calloc( 1, sizeof(Entry) );
+       Entry *e = entry_alloc();
        CfEntryInfo *ce = ch_calloc( 1, sizeof(CfEntryInfo) );
        struct berval val;
        struct berval ad_name;
@@ -4238,6 +5029,7 @@ config_build_entry( Operation *op, SlapReply *rs, CfEntryInfo *parent,
        ObjectClass *oc;
        CfEntryInfo *ceprev = NULL;
 
+       Debug( LDAP_DEBUG_TRACE, "config_build_entry: \"%s\"\n", rdn->bv_val, 0, 0);
        e->e_private = ce;
        ce->ce_entry = e;
        ce->ce_parent = parent;
@@ -4291,12 +5083,16 @@ config_build_entry( Operation *op, SlapReply *rs, CfEntryInfo *parent,
        }
 
        oc_at = attr_find( e->e_attrs, slap_schema.si_ad_objectClass );
-       rc = structural_class(oc_at->a_vals, &val, NULL, &text, c->msg,
-               sizeof(c->msg));
-       attr_merge_normalize_one(e, slap_schema.si_ad_structuralObjectClass, &val, NULL );
-       if ( op ) {
+       rc = structural_class(oc_at->a_vals, &oc, NULL, &text, c->msg,
+               sizeof(c->msg), op->o_tmpmemctx );
+       attr_merge_normalize_one(e, slap_schema.si_ad_structuralObjectClass, &oc->soc_cname, NULL );
+       if ( !op->o_noop ) {
                op->ora_e = e;
                op->o_bd->be_add( op, rs );
+               if ( ( rs->sr_err != LDAP_SUCCESS ) 
+                               && (rs->sr_err != LDAP_ALREADY_EXISTS) ) {
+                       return NULL;
+               }
        }
        if ( ceprev ) {
                ceprev->ce_sibs = ce;
@@ -4307,7 +5103,7 @@ config_build_entry( Operation *op, SlapReply *rs, CfEntryInfo *parent,
        return e;
 }
 
-static void
+static int
 config_build_schema_inc( ConfigArgs *c, CfEntryInfo *ceparent,
        Operation *op, SlapReply *rs )
 {
@@ -4331,7 +5127,7 @@ config_build_schema_inc( ConfigArgs *c, CfEntryInfo *ceparent,
                c->value_dn.bv_len = snprintf(c->value_dn.bv_val, sizeof( c->log ), "cn=" SLAP_X_ORDERED_FMT, c->depth);
                if ( c->value_dn.bv_len >= sizeof( c->log ) ) {
                        /* FIXME: how can indicate error? */
-                       return;
+                       return -1;
                }
                strncpy( c->value_dn.bv_val + c->value_dn.bv_len, bv.bv_val,
                        bv.bv_len );
@@ -4341,14 +5137,17 @@ config_build_schema_inc( ConfigArgs *c, CfEntryInfo *ceparent,
                c->private = cf;
                e = config_build_entry( op, rs, ceparent, c, &c->value_dn,
                        &CFOC_SCHEMA, NULL );
-               if ( e && cf->c_kids ) {
+               if ( !e ) {
+                       return -1;
+               } else if ( e && cf->c_kids ) {
                        c->private = cf->c_kids;
                        config_build_schema_inc( c, e->e_private, op, rs );
                }
        }
+       return 0;
 }
 
-static void
+static int
 config_build_includes( ConfigArgs *c, CfEntryInfo *ceparent,
        Operation *op, SlapReply *rs )
 {
@@ -4361,21 +5160,24 @@ config_build_includes( ConfigArgs *c, CfEntryInfo *ceparent,
                c->value_dn.bv_len = snprintf(c->value_dn.bv_val, sizeof( c->log ), "cn=include" SLAP_X_ORDERED_FMT, i);
                if ( c->value_dn.bv_len >= sizeof( c->log ) ) {
                        /* FIXME: how can indicate error? */
-                       return;
+                       return -1;
                }
                c->private = cf;
                e = config_build_entry( op, rs, ceparent, c, &c->value_dn,
                        &CFOC_INCLUDE, NULL );
-               if ( e && cf->c_kids ) {
+               if ( ! e ) {
+                       return -1;
+               } else if ( e && cf->c_kids ) {
                        c->private = cf->c_kids;
                        config_build_includes( c, e->e_private, op, rs );
                }
        }
+       return 0;
 }
 
 #ifdef SLAPD_MODULES
 
-static void
+static int
 config_build_modules( ConfigArgs *c, CfEntryInfo *ceparent,
        Operation *op, SlapReply *rs )
 {
@@ -4389,15 +5191,102 @@ config_build_modules( ConfigArgs *c, CfEntryInfo *ceparent,
                c->value_dn.bv_len = snprintf(c->value_dn.bv_val, sizeof( c->log ), "cn=module" SLAP_X_ORDERED_FMT, i);
                if ( c->value_dn.bv_len >= sizeof( c->log ) ) {
                        /* FIXME: how can indicate error? */
-                       return;
+                       return -1;
                }
                c->private = mp;
-               config_build_entry( op, rs, ceparent, c, &c->value_dn,
-                       &CFOC_MODULE, NULL );
+               if ( ! config_build_entry( op, rs, ceparent, c, &c->value_dn, &CFOC_MODULE, NULL )) {
+                       return -1;
+               }
        }
+        return 0;
 }
 #endif
 
+static int
+config_check_schema(CfBackInfo *cfb)
+{
+       struct berval schema_dn = BER_BVC(SCHEMA_RDN "," CONFIG_RDN);
+       ConfigArgs c = {0};
+       ConfigFile *cf = cfb->cb_config;
+       CfEntryInfo *ce, *last;
+       Entry *e;
+
+       /* If there's no root entry, we must be in the midst of converting */
+       if ( !cfb->cb_root )
+               return 0;
+
+       /* Make sure the main schema entry exists */
+       ce = config_find_base( cfb->cb_root, &schema_dn, &last );
+       if ( ce ) {
+               Attribute *a;
+               struct berval *bv;
+
+               e = ce->ce_entry;
+
+               /* Make sure it's up to date */
+               if ( cf_om_tail != om_sys_tail ) {
+                       a = attr_find( e->e_attrs, cfAd_om );
+                       if ( a ) {
+                               if ( a->a_nvals != a->a_vals )
+                                       ber_bvarray_free( a->a_nvals );
+                               ber_bvarray_free( a->a_vals );
+                               a->a_vals = NULL;
+                               a->a_nvals = NULL;
+                       }
+                       oidm_unparse( &bv, NULL, NULL, 1 );
+                       attr_merge_normalize( e, cfAd_om, bv, NULL );
+                       ber_bvarray_free( bv );
+                       cf_om_tail = om_sys_tail;
+               }
+               if ( cf_at_tail != at_sys_tail ) {
+                       a = attr_find( e->e_attrs, cfAd_attr );
+                       if ( a ) {
+                               if ( a->a_nvals != a->a_vals )
+                                       ber_bvarray_free( a->a_nvals );
+                               ber_bvarray_free( a->a_vals );
+                               a->a_vals = NULL;
+                               a->a_nvals = NULL;
+                       }
+                       at_unparse( &bv, NULL, NULL, 1 );
+                       attr_merge_normalize( e, cfAd_attr, bv, NULL );
+                       ber_bvarray_free( bv );
+                       cf_at_tail = at_sys_tail;
+               }
+               if ( cf_oc_tail != oc_sys_tail ) {
+                       a = attr_find( e->e_attrs, cfAd_oc );
+                       if ( a ) {
+                               if ( a->a_nvals != a->a_vals )
+                                       ber_bvarray_free( a->a_nvals );
+                               ber_bvarray_free( a->a_vals );
+                               a->a_vals = NULL;
+                               a->a_nvals = NULL;
+                       }
+                       oc_unparse( &bv, NULL, NULL, 1 );
+                       attr_merge_normalize( e, cfAd_oc, bv, NULL );
+                       ber_bvarray_free( bv );
+                       cf_oc_tail = oc_sys_tail;
+               }
+       } else {
+               SlapReply rs = {REP_RESULT};
+               c.private = NULL;
+               e = config_build_entry( NULL, &rs, cfb->cb_root, &c, &schema_rdn,
+                       &CFOC_SCHEMA, NULL );
+               if ( !e ) {
+                       return -1;
+               }
+               ce = e->e_private;
+               ce->ce_private = cfb->cb_config;
+               cf_at_tail = at_sys_tail;
+               cf_oc_tail = oc_sys_tail;
+               cf_om_tail = om_sys_tail;
+       }
+       return 0;
+}
+
+static const char *defacl[] = {
+       NULL, "to", "*", "by", "*", "none", NULL
+};
+
 static int
 config_back_db_open( BackendDB *be )
 {
@@ -4415,22 +5304,32 @@ config_back_db_open( BackendDB *be )
        SlapReply rs = {REP_RESULT};
        void *thrctx = NULL;
 
-       /* If we read the config from back-ldif, nothing to do here */
-       if ( cfb->cb_got_ldif )
-               return 0;
+       Debug( LDAP_DEBUG_TRACE, "config_back_db_open\n", 0, 0, 0);
 
-       if ( cfb->cb_use_ldif ) {
-               thrctx = ldap_pvt_thread_pool_context();
-               op = (Operation *) &opbuf;
-               connection_fake_init( &conn, op, thrctx );
+       /* If we have no explicitly configured ACLs, don't just use
+        * the global ACLs. Explicitly deny access to everything.
+        */
+       if ( frontendDB->be_acl && be->be_acl == frontendDB->be_acl ) {
+               parse_acl(be, "config_back_db_open", 0, 6, (char **)defacl, 0 );
+       }
 
-               op->o_tag = LDAP_REQ_ADD;
-               op->o_callback = &cb;
-               op->o_bd = &cfb->cb_db;
-               op->o_dn = op->o_bd->be_rootdn;
-               op->o_ndn = op->o_bd->be_rootndn;
-       } else {
-               op = NULL;
+       /* If we read the config from back-ldif, do some quick sanity checks */
+       if ( cfb->cb_got_ldif ) {
+               return config_check_schema( cfb );
+       }
+
+       thrctx = ldap_pvt_thread_pool_context();
+       op = (Operation *) &opbuf;
+       connection_fake_init( &conn, op, thrctx );
+
+       op->o_tag = LDAP_REQ_ADD;
+       op->o_callback = &cb;
+       op->o_bd = &cfb->cb_db;
+       op->o_dn = op->o_bd->be_rootdn;
+       op->o_ndn = op->o_bd->be_rootndn;
+
+       if ( !cfb->cb_use_ldif ) {
+               op->o_noop = 1;
        }
 
        /* create root of tree */
@@ -4438,6 +5337,9 @@ config_back_db_open( BackendDB *be )
        c.private = cfb->cb_config;
        c.be = frontendDB;
        e = config_build_entry( op, &rs, NULL, &c, &rdn, &CFOC_GLOBAL, NULL );
+       if ( !e ) {
+               return -1;
+       }
        ce = e->e_private;
        cfb->cb_root = ce;
 
@@ -4448,13 +5350,17 @@ config_back_db_open( BackendDB *be )
        if ( cfb->cb_config->c_kids ) {
                c.depth = 0;
                c.private = cfb->cb_config->c_kids;
-               config_build_includes( &c, ceparent, op, &rs );
+               if ( config_build_includes( &c, ceparent, op, &rs ) ) {
+                       return -1;
+               }
        }
 
 #ifdef SLAPD_MODULES
        /* Create Module nodes... */
        if ( modpaths.mp_loads ) {
-               config_build_modules( &c, ceparent, op, &rs );
+               if ( config_build_modules( &c, ceparent, op, &rs ) ){
+                       return -1;
+               }
        }
 #endif
 
@@ -4465,13 +5371,22 @@ config_back_db_open( BackendDB *be )
        rdn = schema_rdn;
        c.private = NULL;
        e = config_build_entry( op, &rs, ceparent, &c, &rdn, &CFOC_SCHEMA, NULL );
+       if ( !e ) {
+               return -1;
+       }
        ce = e->e_private;
+       ce->ce_private = cfb->cb_config;
+       cf_at_tail = at_sys_tail;
+       cf_oc_tail = oc_sys_tail;
+       cf_om_tail = om_sys_tail;
 
        /* Create schema nodes for included schema... */
        if ( cfb->cb_config->c_kids ) {
                c.depth = 0;
                c.private = cfb->cb_config->c_kids;
-               config_build_schema_inc( &c, ce, op, &rs );
+               if (config_build_schema_inc( &c, ce, op, &rs )) {
+                       return -1;
+               }
        }
 
        /* Create backend nodes. Skip if they don't provide a cf_table.
@@ -4501,6 +5416,9 @@ config_back_db_open( BackendDB *be )
                c.bi = bi;
                e = config_build_entry( op, &rs, ceparent, &c, &rdn, &CFOC_BACKEND,
                        bi->bi_cf_ocs );
+               if ( !e ) {
+                       return -1;
+               }
        }
 
        /* Create database nodes... */
@@ -4537,6 +5455,9 @@ config_back_db_open( BackendDB *be )
                c.bi = bi;
                e = config_build_entry( op, &rs, ceparent, &c, &rdn, &CFOC_DATABASE,
                        be->be_cf_ocs );
+               if ( !e ) {
+                       return -1;
+               }
                ce = e->e_private;
                if ( be->be_cf_ocs && be->be_cf_ocs->co_cfadd )
                        be->be_cf_ocs->co_cfadd( op, &rs, e, &c );
@@ -4564,6 +5485,9 @@ config_back_db_open( BackendDB *be )
                                c.bi = &on->on_bi;
                                oe = config_build_entry( op, &rs, ce, &c, &rdn,
                                        &CFOC_OVERLAY, c.bi->bi_cf_ocs );
+                               if ( !oe ) {
+                                       return -1;
+                               }
                                if ( c.bi->bi_cf_ocs && c.bi->bi_cf_ocs->co_cfadd )
                                        c.bi->bi_cf_ocs->co_cfadd( op, &rs, oe, &c );
                        }
@@ -4645,8 +5569,6 @@ config_back_db_destroy( BackendDB *be )
                backend_destroy_one( &cfb->cb_db, 0 );
        }
 
-       free( be->be_private );
-
        loglevel_destroy();
 
        return 0;
@@ -4658,7 +5580,7 @@ config_back_db_init( BackendDB *be )
        struct berval dn;
        CfBackInfo *cfb;
 
-       cfb = ch_calloc( 1, sizeof(CfBackInfo));
+       cfb = &cfBackInfo;
        cfb->cb_config = ch_calloc( 1, sizeof(ConfigFile));
        cfn = cfb->cb_config;
        be->be_private = cfb;
@@ -4752,7 +5674,7 @@ config_tool_entry_put( BackendDB *be, Entry *e, struct berval *text )
        ConfigArgs ca;
 
        if ( bi && bi->bi_tool_entry_put &&
-               config_add_internal( cfb, e, &ca, NULL, NULL ) == 0 )
+               config_add_internal( cfb, e, &ca, NULL, NULL, NULL ) == 0 )
                return bi->bi_tool_entry_put( &cfb->cb_db, e, text );
        else
                return NOID;
@@ -4762,9 +5684,12 @@ static struct {
        char *name;
        AttributeDescription **desc;
 } ads[] = {
+       { "attribute", &cfAd_attr },
        { "backend", &cfAd_backend },
        { "database", &cfAd_database },
        { "include", &cfAd_include },
+       { "objectclass", &cfAd_oc },
+       { "objectidentifier", &cfAd_om },
        { "overlay", &cfAd_overlay },
        { NULL, NULL }
 };
@@ -4796,6 +5721,7 @@ int
 config_back_initialize( BackendInfo *bi )
 {
        ConfigTable             *ct = config_back_cf_table;
+       ConfigArgs ca;
        char                    *argv[4];
        int                     i;
        AttributeDescription    *ad = NULL;
@@ -4805,6 +5731,9 @@ config_back_initialize( BackendInfo *bi )
                NULL
        };
 
+       /* Make sure we don't exceed the bits reserved for userland */
+       config_check_userland( CFG_LAST );
+
        bi->bi_controls = controls;
 
        bi->bi_open = 0;
@@ -4832,9 +5761,7 @@ config_back_initialize( BackendInfo *bi )
 
        bi->bi_chk_referrals = 0;
 
-#ifdef SLAP_OVERLAY_ACCESS
-       bi->bi_access_allowed = slap_access_always_allowed;
-#endif /* SLAP_OVERLAY_ACCESS */
+       bi->bi_access_allowed = slap_access_allowed;
 
        bi->bi_connection_init = 0;
        bi->bi_connection_destroy = 0;
@@ -4846,14 +5773,17 @@ config_back_initialize( BackendInfo *bi )
        bi->bi_tool_entry_get = config_tool_entry_get;
        bi->bi_tool_entry_put = config_tool_entry_put;
 
-       /* Make sure we don't exceed the bits reserved for userland */
-       assert( ( ( CFG_LAST - 1 ) & ARGS_USERLAND ) == ( CFG_LAST - 1 ) );
+       ca.argv = argv;
+       argv[ 0 ] = "slapd";
+       ca.argv = argv;
+       ca.argc = 3;
+       ca.fname = argv[0];
 
        argv[3] = NULL;
        for (i=0; OidMacros[i].name; i++ ) {
                argv[1] = OidMacros[i].name;
                argv[2] = OidMacros[i].oid;
-               parse_oidm( "slapd", i, 3, argv, 0, NULL );
+               parse_oidm( &ca, 0, NULL );
        }
 
        bi->bi_cf_ocs = cf_ocs;