]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/back-ldap/config.c
use request/referral DN, scope, filter according to RFC4511 (related to ITS#6565)
[openldap] / servers / slapd / back-ldap / config.c
index 03acdaab7487130ee3c22500ace868bb6d0b789a..7b5cb291f134f8768501112831a71a001dc7e5f2 100644 (file)
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 2003-2007 The OpenLDAP Foundation.
+ * Copyright 2003-2010 The OpenLDAP Foundation.
  * Portions Copyright 1999-2003 Howard Chu.
  * Portions Copyright 2000-2003 Pierangelo Masarati.
  * All rights reserved.
@@ -41,6 +41,7 @@
 static SLAP_EXTOP_MAIN_FN ldap_back_exop_whoami;
 
 static ConfigDriver ldap_back_cf_gen;
+static ConfigDriver ldap_pbind_cf_gen;
 
 enum {
        LDAP_BACK_CFG_URI = 1,
@@ -53,6 +54,7 @@ enum {
        LDAP_BACK_CFG_IDASSERT_AUTHCDN,
        LDAP_BACK_CFG_IDASSERT_PASSWD,
        LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
+       LDAP_BACK_CFG_IDASSERT_PASSTHRU,
        LDAP_BACK_CFG_IDASSERT_METHOD,
        LDAP_BACK_CFG_IDASSERT_BIND,
        LDAP_BACK_CFG_REBIND,
@@ -69,6 +71,10 @@ enum {
        LDAP_BACK_CFG_CONNPOOLMAX,
        LDAP_BACK_CFG_CANCEL,
        LDAP_BACK_CFG_QUARANTINE,
+       LDAP_BACK_CFG_ST_REQUEST,
+       LDAP_BACK_CFG_NOREFS,
+       LDAP_BACK_CFG_NOUNDEFFILTER,
+
        LDAP_BACK_CFG_REWRITE,
 
        LDAP_BACK_CFG_LAST
@@ -180,10 +186,11 @@ static ConfigTable ldapcfg[] = {
                ldap_back_cf_gen, "( OLcfgDbAt:3.9 "
                        "NAME 'olcDbIDAssertAuthzFrom' "
                        "DESC 'Remote Identity Assertion authz rules' "
+                       "EQUALITY caseIgnoreMatch "
                        "SYNTAX OMsDirectoryString "
                        "X-ORDERED 'VALUES' )",
                NULL, NULL },
-       { "rebind-as-user", "NO|yes", 1, 2, 0,
+       { "rebind-as-user", "true|FALSE", 1, 2, 0,
                ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
                ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
                        "NAME 'olcDbRebindAsUser' "
@@ -191,7 +198,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsBoolean "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "chase-referrals", "YES|no", 2, 2, 0,
+       { "chase-referrals", "true|FALSE", 2, 2, 0,
                ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_CHASE,
                ldap_back_cf_gen, "( OLcfgDbAt:3.11 "
                        "NAME 'olcDbChaseReferrals' "
@@ -199,7 +206,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsBoolean "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "t-f-support", "NO|yes|discover", 2, 2, 0,
+       { "t-f-support", "true|FALSE|discover", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_T_F,
                ldap_back_cf_gen, "( OLcfgDbAt:3.12 "
                        "NAME 'olcDbTFSupport' "
@@ -207,7 +214,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "proxy-whoami", "NO|yes", 1, 2, 0,
+       { "proxy-whoami", "true|FALSE", 1, 2, 0,
                ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_WHOAMI,
                ldap_back_cf_gen, "( OLcfgDbAt:3.13 "
                        "NAME 'olcDbProxyWhoAmI' "
@@ -223,7 +230,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "idle-timeout", "timeout", 2, 0, 0,
+       { "idle-timeout", "timeout", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
                ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
                        "NAME 'olcDbIdleTimeout' "
@@ -231,7 +238,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "conn-ttl", "ttl", 2, 0, 0,
+       { "conn-ttl", "ttl", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
                ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
                        "NAME 'olcDbConnTtl' "
@@ -239,7 +246,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "network-timeout", "timeout", 2, 0, 0,
+       { "network-timeout", "timeout", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
                ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
                        "NAME 'olcDbNetworkTimeout' "
@@ -247,7 +254,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "protocol-version", "version", 2, 0, 0,
+       { "protocol-version", "version", 2, 2, 0,
                ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
                ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
                        "NAME 'olcDbProtocolVersion' "
@@ -255,7 +262,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsInteger "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "single-conn", "TRUE/FALSE", 2, 0, 0,
+       { "single-conn", "true|FALSE", 2, 2, 0,
                ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_SINGLECONN,
                ldap_back_cf_gen, "( OLcfgDbAt:3.19 "
                        "NAME 'olcDbSingleConn' "
@@ -263,7 +270,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsBoolean "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "cancel", "ABANDON|ignore|exop", 2, 0, 0,
+       { "cancel", "ABANDON|ignore|exop", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
                ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
                        "NAME 'olcDbCancel' "
@@ -271,7 +278,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "quarantine", "retrylist", 2, 0, 0,
+       { "quarantine", "retrylist", 2, 2, 0,
                ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
                ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
                        "NAME 'olcDbQuarantine' "
@@ -279,7 +286,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsDirectoryString "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "use-temporary-conn", "TRUE/FALSE", 2, 0, 0,
+       { "use-temporary-conn", "true|FALSE", 2, 2, 0,
                ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_USETEMP,
                ldap_back_cf_gen, "( OLcfgDbAt:3.22 "
                        "NAME 'olcDbUseTemporaryConn' "
@@ -287,7 +294,7 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsBoolean "
                        "SINGLE-VALUE )",
                NULL, NULL },
-       { "conn-pool-max", "<n>", 2, 0, 0,
+       { "conn-pool-max", "<n>", 2, 2, 0,
                ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
                ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
                        "NAME 'olcDbConnectionPoolMax' "
@@ -295,6 +302,42 @@ static ConfigTable ldapcfg[] = {
                        "SYNTAX OMsInteger "
                        "SINGLE-VALUE )",
                NULL, NULL },
+#ifdef SLAP_CONTROL_X_SESSION_TRACKING
+       { "session-tracking-request", "true|FALSE", 2, 2, 0,
+               ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_ST_REQUEST,
+               ldap_back_cf_gen, "( OLcfgDbAt:3.24 "
+                       "NAME 'olcDbSessionTrackingRequest' "
+                       "DESC 'Add session tracking control to proxied requests' "
+                       "SYNTAX OMsBoolean "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+#endif /* SLAP_CONTROL_X_SESSION_TRACKING */
+       { "norefs", "true|FALSE", 2, 2, 0,
+               ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOREFS,
+               ldap_back_cf_gen, "( OLcfgDbAt:3.25 "
+                       "NAME 'olcDbNoRefs' "
+                       "DESC 'Do not return search reference responses' "
+                       "SYNTAX OMsBoolean "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { "noundeffilter", "true|FALSE", 2, 2, 0,
+               ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_NOUNDEFFILTER,
+               ldap_back_cf_gen, "( OLcfgDbAt:3.26 "
+                       "NAME 'olcDbNoUndefFilter' "
+                       "DESC 'Do not propagate undefined search filters' "
+                       "SYNTAX OMsBoolean "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { "idassert-passThru", "authzRule", 2, 2, 0,
+               ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_PASSTHRU,
+               ldap_back_cf_gen, "( OLcfgDbAt:3.27 "
+                       "NAME 'olcDbIDAssertPassThru' "
+                       "DESC 'Remote Identity Assertion passthru rules' "
+                       "EQUALITY caseIgnoreMatch "
+                       "SYNTAX OMsDirectoryString "
+                       "X-ORDERED 'VALUES' )",
+               NULL, NULL },
+
        { "suffixmassage", "[virtual]> <real", 2, 3, 0,
                ARG_STRING|ARG_MAGIC|LDAP_BACK_CFG_REWRITE,
                ldap_back_cf_gen, NULL, NULL, NULL },
@@ -323,22 +366,82 @@ static ConfigOCs ldapocs[] = {
                        "$ olcDbIDAssertBind "
                        "$ olcDbIDAssertMode "
                        "$ olcDbIDAssertAuthzFrom "
+                       "$ olcDbIDAssertPassThru "
                        "$ olcDbRebindAsUser "
                        "$ olcDbChaseReferrals "
                        "$ olcDbTFSupport "
                        "$ olcDbProxyWhoAmI "
                        "$ olcDbTimeout "
                        "$ olcDbIdleTimeout "
+                       "$ olcDbConnTtl "
+                       "$ olcDbNetworkTimeout "
+                       "$ olcDbProtocolVersion "
                        "$ olcDbSingleConn "
                        "$ olcDbCancel "
                        "$ olcDbQuarantine "
                        "$ olcDbUseTemporaryConn "
                        "$ olcDbConnectionPoolMax "
+#ifdef SLAP_CONTROL_X_SESSION_TRACKING
+                       "$ olcDbSessionTrackingRequest "
+#endif /* SLAP_CONTROL_X_SESSION_TRACKING */
+                       "$ olcDbNoRefs "
+                       "$ olcDbNoUndefFilter "
                ") )",
                        Cft_Database, ldapcfg},
        { NULL, 0, NULL }
 };
 
+static ConfigTable pbindcfg[] = {
+       { "uri", "uri", 2, 2, 0,
+               ARG_MAGIC|LDAP_BACK_CFG_URI,
+               ldap_pbind_cf_gen, "( OLcfgDbAt:0.14 "
+                       "NAME 'olcDbURI' "
+                       "DESC 'URI (list) for remote DSA' "
+                       "SYNTAX OMsDirectoryString "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { "tls", "what", 2, 0, 0,
+               ARG_MAGIC|LDAP_BACK_CFG_TLS,
+               ldap_pbind_cf_gen, "( OLcfgDbAt:3.1 "
+                       "NAME 'olcDbStartTLS' "
+                       "DESC 'StartTLS' "
+                       "SYNTAX OMsDirectoryString "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { "network-timeout", "timeout", 2, 2, 0,
+               ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
+               ldap_pbind_cf_gen, "( OLcfgDbAt:3.17 "
+                       "NAME 'olcDbNetworkTimeout' "
+                       "DESC 'connection network timeout' "
+                       "SYNTAX OMsDirectoryString "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { "quarantine", "retrylist", 2, 2, 0,
+               ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
+               ldap_pbind_cf_gen, "( OLcfgDbAt:3.21 "
+                       "NAME 'olcDbQuarantine' "
+                       "DESC 'Quarantine database if connection fails and retry according to rule' "
+                       "SYNTAX OMsDirectoryString "
+                       "SINGLE-VALUE )",
+               NULL, NULL },
+       { NULL, NULL, 0, 0, 0, ARG_IGNORED,
+               NULL, NULL, NULL, NULL }
+};
+
+static ConfigOCs pbindocs[] = {
+       { "( OLcfgOvOc:3.3 "
+               "NAME 'olcPBindConfig' "
+               "DESC 'Proxy Bind configuration' "
+               "SUP olcOverlayConfig "
+               "MUST olcDbURI "
+               "MAY ( olcDbStartTLS "
+                       "$ olcDbNetworkTimeout "
+                       "$ olcDbQuarantine "
+               ") )",
+                       Cft_Overlay, pbindcfg},
+       { NULL, 0, NULL }
+};
+
 static slap_verbmasks idassert_mode[] = {
        { BER_BVC("self"),              LDAP_BACK_IDASSERT_SELF },
        { BER_BVC("anonymous"),         LDAP_BACK_IDASSERT_ANONYMOUS },
@@ -475,53 +578,51 @@ slap_retry_info_unparse(
        slap_retry_info_t       *ri,
        struct berval           *bvout )
 {
-       int             i;
        char            buf[ BUFSIZ * 2 ],
                        *ptr = buf;
-       struct berval   bv = BER_BVNULL;
+       int             i, len, restlen = (int) sizeof( buf );
+       struct berval   bv;
 
        assert( ri != NULL );
        assert( bvout != NULL );
 
        BER_BVZERO( bvout );
 
-#define WHATSLEFT      ( sizeof( buf ) - ( ptr - buf ) )
-
        for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
                if ( i > 0 ) {
-                       if ( WHATSLEFT <= 1 ) {
+                       if ( --restlen <= 0 ) {
                                return 1;
                        }
                        *ptr++ = ';';
                }
 
-               if ( lutil_unparse_time( ptr, WHATSLEFT, (long)ri->ri_interval[i] ) ) {
+               if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
                        return 1;
                }
-               ptr += strlen( ptr );
-
-               if ( WHATSLEFT <= 1 ) {
+               len = (int) strlen( ptr );
+               if ( (restlen -= len + 1) <= 0 ) {
                        return 1;
                }
+               ptr += len;
                *ptr++ = ',';
 
                if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
-                       if ( WHATSLEFT <= 1 ) {
+                       if ( --restlen <= 0 ) {
                                return 1;
                        }
                        *ptr++ = '+';
 
                } else {
-                       ptr += snprintf( ptr, WHATSLEFT, "%d", ri->ri_num[i] );
-                       if ( WHATSLEFT <= 0 ) {
+                       len = snprintf( ptr, restlen, "%d", ri->ri_num[i] );
+                       if ( (restlen -= len) <= 0 || len < 0 ) {
                                return 1;
                        }
+                       ptr += len;
                }
        }
 
        bv.bv_val = buf;
        bv.bv_len = ptr - buf;
-
        ber_dupbv( bvout, &bv );
 
        return 0;
@@ -583,8 +684,80 @@ slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
                Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
                return 1;
        }
+
+       if ( c->valx == -1 ) {
+               ber_bvarray_add( &si->si_authz, &bv );
+
+       } else {
+               int i = 0;
+               if ( si->si_authz != NULL ) {
+                       for ( ; !BER_BVISNULL( &si->si_authz[ i ] ); i++ )
+                               ;
+               }
+
+               if ( i <= c->valx ) {
+                       ber_bvarray_add( &si->si_authz, &bv );
+
+               } else {
+                       BerVarray tmp = ber_memrealloc( si->si_authz,
+                               sizeof( struct berval )*( i + 2 ) );
+                       if ( tmp == NULL ) {
+                               return -1;
+                       }
+                       si->si_authz = tmp;
+                       for ( ; i > c->valx; i-- ) {
+                               si->si_authz[ i ] = si->si_authz[ i - 1 ];
+                       }
+                       si->si_authz[ c->valx ] = bv;
+               }
+       }
+
+       return 0;
+}
+
+static int
+slap_idassert_passthru_parse( ConfigArgs *c, slap_idassert_t *si )
+{
+       struct berval   bv;
+       struct berval   in;
+       int             rc;
+
+       ber_str2bv( c->argv[ 1 ], 0, 0, &in );
+       rc = authzNormalize( 0, NULL, NULL, &in, &bv, NULL );
+       if ( rc != LDAP_SUCCESS ) {
+               snprintf( c->cr_msg, sizeof( c->cr_msg ),
+                       "\"idassert-passThru <authz>\": "
+                       "invalid syntax" );
+               Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
+               return 1;
+       }
   
-       ber_bvarray_add( &si->si_authz, &bv );
+       if ( c->valx == -1 ) {
+               ber_bvarray_add( &si->si_passthru, &bv );
+
+       } else {
+               int i = 0;
+               if ( si->si_passthru != NULL ) {
+                       for ( ; !BER_BVISNULL( &si->si_passthru[ i ] ); i++ )
+                               ;
+               }
+
+               if ( i <= c->valx ) {
+                       ber_bvarray_add( &si->si_passthru, &bv );
+
+               } else {
+                       BerVarray tmp = ber_memrealloc( si->si_passthru,
+                               sizeof( struct berval )*( i + 2 ) );
+                       if ( tmp == NULL ) {
+                               return -1;
+                       }
+                       si->si_passthru = tmp;
+                       for ( ; i > c->valx; i-- ) {
+                               si->si_passthru[ i ] = si->si_passthru[ i - 1 ];
+                       }
+                       si->si_passthru[ c->valx ] = bv;
+               }
+       }
 
        return 0;
 }
@@ -690,6 +863,12 @@ slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
                                                si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND;
                                        }
 
+                               } else if ( strcasecmp( flags[ j ], "proxy-authz-critical" ) == 0 ) {
+                                       si->si_flags |= LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
+
+                               } else if ( strcasecmp( flags[ j ], "proxy-authz-non-critical" ) == 0 ) {
+                                       si->si_flags &= ~LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL;
+
                                } else {
                                        snprintf( c->cr_msg, sizeof( c->cr_msg ),
                                                "\"idassert-bind <args>\": "
@@ -707,9 +886,27 @@ slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
                        }
 
                } else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
+                       snprintf( c->cr_msg, sizeof( c->cr_msg ),
+                               "\"idassert-bind <args>\": "
+                               "unable to parse field \"%s\"",
+                               c->argv[ i ] );
+                       Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
+                       return 1;
+               }
+       }
+
+       if ( si->si_bc.sb_method == LDAP_AUTH_SIMPLE ) {
+               if ( BER_BVISNULL( &si->si_bc.sb_binddn )
+                       || BER_BVISNULL( &si->si_bc.sb_cred ) )
+               {
+                       snprintf( c->cr_msg, sizeof( c->cr_msg ),
+                               "\"idassert-bind <args>\": "
+                               "SIMPLE needs \"binddn\" and \"credentials\"" );
+                       Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg, 0 );
                        return 1;
                }
        }
+
        bindconf_tls_defaults( &si->si_bc );
 
        return 0;
@@ -732,6 +929,22 @@ slap_idassert_authzfrom_parse_cf( const char *fname, int lineno, const char *arg
        return slap_idassert_authzfrom_parse( &c, si );
 }
 
+int
+slap_idassert_passthru_parse_cf( const char *fname, int lineno, const char *arg, slap_idassert_t *si )
+{
+       ConfigArgs      c = { 0 };
+       char            *argv[ 3 ];
+
+       snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
+       c.argc = 2;
+       c.argv = argv;
+       argv[ 0 ] = "idassert-passThru";
+       argv[ 1 ] = (char *)arg;
+       argv[ 2 ] = NULL;
+
+       return slap_idassert_passthru_parse( &c, si );
+}
+
 int
 slap_idassert_parse_cf( const char *fname, int lineno, int argc, char *argv[], slap_idassert_t *si )
 {
@@ -833,11 +1046,23 @@ ldap_back_cf_gen( ConfigArgs *c )
                        rc = 1;
                        break;
 
-               case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: {
+               case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
+               case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
+                       BerVarray       *bvp;
                        int             i;
+                       struct berval   bv = BER_BVNULL;
+                       char            buf[SLAP_TEXT_BUFLEN];
 
-                       if ( li->li_idassert_authz == NULL ) {
-                               if ( ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
+                       switch ( c->type ) {
+                       case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
+                       case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
+                       default: assert( 0 ); break;
+                       }
+
+                       if ( *bvp == NULL ) {
+                               if ( bvp == &li->li_idassert_authz
+                                       && ( li->li_idassert_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) )
+                               {
                                        BER_BVSTR( &bv, "*" );
                                        value_add_one( &c->rvalue_vals, &bv );
 
@@ -847,9 +1072,18 @@ ldap_back_cf_gen( ConfigArgs *c )
                                break;
                        }
 
-                       for ( i = 0; !BER_BVISNULL( &li->li_idassert_authz[ i ] ); i++ )
-                       {
-                               value_add_one( &c->rvalue_vals, &li->li_idassert_authz[ i ] );
+                       for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ ) {
+                               char *ptr;
+                               int len = snprintf( buf, sizeof( buf ), SLAP_X_ORDERED_FMT, i );
+                               bv.bv_len = ((*bvp)[ i ]).bv_len + len;
+                               bv.bv_val = ber_memrealloc( bv.bv_val, bv.bv_len + 1 );
+                               ptr = bv.bv_val;
+                               ptr = lutil_strcopy( ptr, buf );
+                               ptr = lutil_strncopy( ptr, ((*bvp)[ i ]).bv_val, ((*bvp)[ i ]).bv_len );
+                               value_add_one( &c->rvalue_vals, &bv );
+                       }
+                       if ( bv.bv_val ) {
+                               ber_memfree( bv.bv_val );
                        }
                        break;
                }
@@ -909,7 +1143,7 @@ ldap_back_cf_gen( ConfigArgs *c )
                                        (void)lutil_strcopy( ptr, "authz=native" );
                                }
 
-                               len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround" );
+                               len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround,proxy-authz-non-critical" );
                                /* flags */
                                if ( !BER_BVISEMPTY( &bv ) ) {
                                        len += STRLENOF( " " );
@@ -942,6 +1176,13 @@ ldap_back_cf_gen( ConfigArgs *c )
                                        ptr = lutil_strcopy( ptr, ",obsolete-encoding-workaround" );
                                }
 
+                               if ( li->li_idassert_flags & LDAP_BACK_AUTH_PROXYAUTHZ_CRITICAL ) {
+                                       ptr = lutil_strcopy( ptr, ",proxy-authz-critical" );
+
+                               } else {
+                                       ptr = lutil_strcopy( ptr, ",proxy-authz-non-critical" );
+                               }
+
                                bv.bv_len = ( ptr - bv.bv_val );
                                /* end-of-flags */
                        }
@@ -1117,6 +1358,20 @@ ldap_back_cf_gen( ConfigArgs *c )
                        }
                        break;
 
+#ifdef SLAP_CONTROL_X_SESSION_TRACKING
+               case LDAP_BACK_CFG_ST_REQUEST:
+                       c->value_int = LDAP_BACK_ST_REQUEST( li );
+                       break;
+#endif /* SLAP_CONTROL_X_SESSION_TRACKING */
+
+               case LDAP_BACK_CFG_NOREFS:
+                       c->value_int = LDAP_BACK_NOREFS( li );
+                       break;
+
+               case LDAP_BACK_CFG_NOUNDEFFILTER:
+                       c->value_int = LDAP_BACK_NOUNDEFFILTER( li );
+                       break;
+
                default:
                        /* FIXME: we need to handle all... */
                        assert( 0 );
@@ -1170,14 +1425,47 @@ ldap_back_cf_gen( ConfigArgs *c )
                        break;
 
                case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
-                       if ( li->li_idassert_authz != NULL ) {
-                               ber_bvarray_free( li->li_idassert_authz );
-                               li->li_idassert_authz = NULL;
+               case LDAP_BACK_CFG_IDASSERT_PASSTHRU: {
+                       BerVarray *bvp;
+
+                       switch ( c->type ) {
+                       case LDAP_BACK_CFG_IDASSERT_AUTHZFROM: bvp = &li->li_idassert_authz; break;
+                       case LDAP_BACK_CFG_IDASSERT_PASSTHRU: bvp = &li->li_idassert_passthru; break;
+                       default: assert( 0 ); break;
                        }
-                       break;
+
+                       if ( c->valx < 0 ) {
+                               if ( *bvp != NULL ) {
+                                       ber_bvarray_free( *bvp );
+                                       *bvp = NULL;
+                               }
+
+                       } else {
+                               int i;
+
+                               if ( *bvp == NULL ) {
+                                       rc = 1;
+                                       break;
+                               }
+
+                               for ( i = 0; !BER_BVISNULL( &((*bvp)[ i ]) ); i++ )
+                                       ;
+
+                               if ( i >= c->valx ) {
+                                       rc = 1;
+                                       break;
+                               }
+                               ber_memfree( ((*bvp)[ c->valx ]).bv_val );
+                               for ( i = c->valx; !BER_BVISNULL( &((*bvp)[ i + 1 ]) ); i++ ) {
+                                       (*bvp)[ i ] = (*bvp)[ i + 1 ];
+                               }
+                               BER_BVZERO( &((*bvp)[ i ]) );
+                       }
+                       } break;
 
                case LDAP_BACK_CFG_IDASSERT_BIND:
                        bindconf_free( &li->li_idassert.si_bc );
+                       memset( &li->li_idassert, 0, sizeof( slap_idassert_t ) );
                        break;
 
                case LDAP_BACK_CFG_REBIND:
@@ -1233,6 +1521,20 @@ ldap_back_cf_gen( ConfigArgs *c )
                        li->li_flags &= ~LDAP_BACK_F_QUARANTINE;
                        break;
 
+#ifdef SLAP_CONTROL_X_SESSION_TRACKING
+               case LDAP_BACK_CFG_ST_REQUEST:
+                       li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
+                       break;
+#endif /* SLAP_CONTROL_X_SESSION_TRACKING */
+
+               case LDAP_BACK_CFG_NOREFS:
+                       li->li_flags &= ~LDAP_BACK_F_NOREFS;
+                       break;
+
+               case LDAP_BACK_CFG_NOUNDEFFILTER:
+                       li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
+                       break;
+
                default:
                        /* FIXME: we need to handle all... */
                        assert( 0 );
@@ -1601,6 +1903,10 @@ done_url:;
                rc = slap_idassert_authzfrom_parse( c, &li->li_idassert );
                break;
 
+       case LDAP_BACK_CFG_IDASSERT_PASSTHRU:
+               rc = slap_idassert_passthru_parse( c, &li->li_idassert );
+               break;
+
        case LDAP_BACK_CFG_IDASSERT_METHOD:
                /* no longer supported */
                snprintf( c->cr_msg, sizeof( c->cr_msg ),
@@ -1866,6 +2172,35 @@ done_url:;
                }
                break;
 
+#ifdef SLAP_CONTROL_X_SESSION_TRACKING
+       case LDAP_BACK_CFG_ST_REQUEST:
+               if ( c->value_int ) {
+                       li->li_flags |= LDAP_BACK_F_ST_REQUEST;
+
+               } else {
+                       li->li_flags &= ~LDAP_BACK_F_ST_REQUEST;
+               }
+               break;
+#endif /* SLAP_CONTROL_X_SESSION_TRACKING */
+
+       case LDAP_BACK_CFG_NOREFS:
+               if ( c->value_int ) {
+                       li->li_flags |= LDAP_BACK_F_NOREFS;
+
+               } else {
+                       li->li_flags &= ~LDAP_BACK_F_NOREFS;
+               }
+               break;
+
+       case LDAP_BACK_CFG_NOUNDEFFILTER:
+               if ( c->value_int ) {
+                       li->li_flags |= LDAP_BACK_F_NOUNDEFFILTER;
+
+               } else {
+                       li->li_flags &= ~LDAP_BACK_F_NOUNDEFFILTER;
+               }
+               break;
+
        case LDAP_BACK_CFG_REWRITE:
                snprintf( c->cr_msg, sizeof( c->cr_msg ),
                        "rewrite/remap capabilities have been moved "
@@ -1930,6 +2265,26 @@ ldap_back_init_cf( BackendInfo *bi )
        return 0;
 }
 
+static int
+ldap_pbind_cf_gen( ConfigArgs *c )
+{
+       slap_overinst   *on = (slap_overinst *)c->bi;
+       void    *private = c->be->be_private;
+       int             rc;
+
+       c->be->be_private = on->on_bi.bi_private;
+       rc = ldap_back_cf_gen( c );
+       c->be->be_private = private;
+       return rc;
+}
+
+int
+ldap_pbind_init_cf( BackendInfo *bi )
+{
+       bi->bi_cf_ocs = pbindocs;
+
+       return config_register_schema( pbindcfg, pbindocs );
+}
 
 static int
 ldap_back_exop_whoami(
@@ -1983,7 +2338,10 @@ ldap_back_exop_whoami(
 retry:
                rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
                if ( rs->sr_err == LDAP_SUCCESS ) {
-                       if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, NULL, &res ) == -1 ) {
+                       /* by now, make sure no timeout is used (ITS#6282) */
+                       struct timeval tv;
+                       tv.tv_sec = -1;
+                       if ( ldap_result( lc->lc_ld, msgid, LDAP_MSG_ALL, &tv, &res ) == -1 ) {
                                ldap_get_option( lc->lc_ld, LDAP_OPT_ERROR_NUMBER,
                                        &rs->sr_err );
                                if ( rs->sr_err == LDAP_SERVER_DOWN && doretry ) {