Adding upstream version 2.5.13+dfsg.upstream/2.5.13+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2214 insertions, 0 deletions

diff --git a/servers/slapd/back-ldap/config.c b/servers/slapd/back-ldap/config.c
new file mode 100644
index 0000000..fb97e8e
--- /dev/null
+++ b/servers/slapd/back-ldap/config.c
@@ -0,0 +1,2214 @@
+/* config.c - ldap backend configuration file routine */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2003-2022 The OpenLDAP Foundation.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * Portions Copyright 2000-2003 Pierangelo Masarati.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/string.h>
+#include <ac/ctype.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+#include "slap-config.h"
+#include "back-ldap.h"
+#include "lutil.h"
+#include "ldif.h"
+
+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,
+	LDAP_BACK_CFG_TLS,
+	LDAP_BACK_CFG_ACL_BIND,
+	LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
+	LDAP_BACK_CFG_IDASSERT_PASSTHRU,
+	LDAP_BACK_CFG_IDASSERT_BIND,
+	LDAP_BACK_CFG_REBIND,
+	LDAP_BACK_CFG_CHASE,
+	LDAP_BACK_CFG_T_F,
+	LDAP_BACK_CFG_WHOAMI,
+	LDAP_BACK_CFG_TIMEOUT,
+	LDAP_BACK_CFG_IDLE_TIMEOUT,
+	LDAP_BACK_CFG_CONN_TTL,
+	LDAP_BACK_CFG_NETWORK_TIMEOUT,
+	LDAP_BACK_CFG_VERSION,
+	LDAP_BACK_CFG_SINGLECONN,
+	LDAP_BACK_CFG_USETEMP,
+	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_ONERR,
+
+	LDAP_BACK_CFG_KEEPALIVE,
+	LDAP_BACK_CFG_TCP_USER_TIMEOUT,
+
+	LDAP_BACK_CFG_OMIT_UNKNOWN_SCHEMA,
+
+	LDAP_BACK_CFG_LAST
+};
+
+static ConfigTable ldapcfg[] = {
+	{ "uri", "uri", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_URI,
+		ldap_back_cf_gen, "( OLcfgDbAt:0.14 "
+			"NAME 'olcDbURI' "
+			"DESC 'URI (list) for remote DSA' "
+			"EQUALITY caseExactMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "tls", "what", 2, 0, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_TLS,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.1 "
+			"NAME 'olcDbStartTLS' "
+			"DESC 'StartTLS' "
+			"EQUALITY caseExactMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "acl-bind", "args", 2, 0, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_ACL_BIND,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.4 "
+			"NAME 'olcDbACLBind' "
+			"DESC 'Remote ACL administrative identity auth bind configuration' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "idassert-bind", "args", 2, 0, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_BIND,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.7 "
+			"NAME 'olcDbIDAssertBind' "
+			"DESC 'Remote Identity Assertion administrative identity auth bind configuration' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "idassert-authzFrom", "authzRule", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_IDASSERT_AUTHZFROM,
+		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", "true|FALSE", 1, 2, 0,
+		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_REBIND,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.10 "
+			"NAME 'olcDbRebindAsUser' "
+			"DESC 'Rebind as user' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "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' "
+			"DESC 'Chase referrals' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "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' "
+			"DESC 'Absolute filters support' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "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' "
+			"DESC 'Proxy whoAmI exop' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "timeout", "timeout(list)", 2, 0, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_TIMEOUT,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.14 "
+			"NAME 'olcDbTimeout' "
+			"DESC 'Per-operation timeouts' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "idle-timeout", "timeout", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_IDLE_TIMEOUT,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.15 "
+			"NAME 'olcDbIdleTimeout' "
+			"DESC 'connection idle timeout' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "conn-ttl", "ttl", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_CONN_TTL,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.16 "
+			"NAME 'olcDbConnTtl' "
+			"DESC 'connection ttl' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "network-timeout", "timeout", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_NETWORK_TIMEOUT,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.17 "
+			"NAME 'olcDbNetworkTimeout' "
+			"DESC 'connection network timeout' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "protocol-version", "version", 2, 2, 0,
+		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_VERSION,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.18 "
+			"NAME 'olcDbProtocolVersion' "
+			"DESC 'protocol version' "
+			"EQUALITY integerMatch "
+			"SYNTAX OMsInteger "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "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' "
+			"DESC 'cache a single connection per identity' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "cancel", "ABANDON|ignore|exop", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_CANCEL,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.20 "
+			"NAME 'olcDbCancel' "
+			"DESC 'abandon/ignore/exop operations when appropriate' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "quarantine", "retrylist", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_QUARANTINE,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.21 "
+			"NAME 'olcDbQuarantine' "
+			"DESC 'Quarantine database if connection fails and retry according to rule' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "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' "
+			"DESC 'Use temporary connections if the cached one is busy' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "conn-pool-max", "<n>", 2, 2, 0,
+		ARG_MAGIC|ARG_INT|LDAP_BACK_CFG_CONNPOOLMAX,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.23 "
+			"NAME 'olcDbConnectionPoolMax' "
+			"DESC 'Max size of privileged connections pool' "
+			"EQUALITY integerMatch "
+			"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' "
+			"EQUALITY booleanMatch "
+			"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' "
+			"EQUALITY booleanMatch "
+			"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' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "onerr", "CONTINUE|report|stop", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_ONERR,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.108 "
+			"NAME 'olcDbOnErr' "
+			"DESC 'error handling' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"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 },
+	{ "omit-unknown-schema", "true|FALSE", 2, 2, 0,
+		ARG_MAGIC|ARG_ON_OFF|LDAP_BACK_CFG_OMIT_UNKNOWN_SCHEMA,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.28 "
+			"NAME 'olcDbRemoveUnknownSchema' "
+			"DESC 'Omit unknown schema when returning search results' "
+			"EQUALITY booleanMatch "
+			"SYNTAX OMsBoolean "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "keepalive", "keepalive", 2, 2, 0,
+		ARG_MAGIC|LDAP_BACK_CFG_KEEPALIVE,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.29 "
+			"NAME 'olcDbKeepalive' "
+			"DESC 'TCP keepalive' "
+			"EQUALITY caseIgnoreMatch "
+			"SYNTAX OMsDirectoryString "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ "tcp-user-timeout", "milliseconds", 2, 2, 0,
+		ARG_MAGIC|ARG_UINT|LDAP_BACK_CFG_TCP_USER_TIMEOUT,
+		ldap_back_cf_gen, "( OLcfgDbAt:3.30 "
+			"NAME 'olcDbTcpUserTimeout' "
+			"DESC 'TCP User Timeout' "
+			"SYNTAX OMsInteger "
+			"SINGLE-VALUE )",
+		NULL, NULL },
+	{ NULL, NULL, 0, 0, 0, ARG_IGNORED,
+		NULL, NULL, NULL, NULL }
+};
+
+static ConfigOCs ldapocs[] = {
+	{ "( OLcfgDbOc:3.1 "
+		"NAME 'olcLDAPConfig' "
+		"DESC 'LDAP backend configuration' "
+		"SUP olcDatabaseConfig "
+		"MAY ( olcDbURI "
+			"$ olcDbStartTLS "
+			"$ olcDbACLBind "
+			"$ olcDbIDAssertBind "
+			"$ 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 "
+			"$ olcDbOnErr "
+			"$ olcDbKeepalive "
+		") )",
+		 	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 },
+	{ BER_BVC("none"),		LDAP_BACK_IDASSERT_NOASSERT },
+	{ BER_BVC("legacy"),		LDAP_BACK_IDASSERT_LEGACY },
+	{ BER_BVNULL,			0 }
+};
+
+static slap_verbmasks tls_mode[] = {
+	{ BER_BVC( "propagate" ),	LDAP_BACK_F_TLS_PROPAGATE_MASK },
+	{ BER_BVC( "try-propagate" ),	LDAP_BACK_F_PROPAGATE_TLS },
+	{ BER_BVC( "start" ),		LDAP_BACK_F_TLS_USE_MASK },
+	{ BER_BVC( "try-start" ),	LDAP_BACK_F_USE_TLS },
+	{ BER_BVC( "ldaps" ),		LDAP_BACK_F_TLS_LDAPS },
+	{ BER_BVC( "none" ),		LDAP_BACK_F_NONE },
+	{ BER_BVNULL,			0 }
+};
+
+static slap_verbmasks t_f_mode[] = {
+	{ BER_BVC( "yes" ),		LDAP_BACK_F_T_F },
+	{ BER_BVC( "discover" ),	LDAP_BACK_F_T_F_DISCOVER },
+	{ BER_BVC( "no" ),		LDAP_BACK_F_NONE },
+	{ BER_BVNULL,			0 }
+};
+
+static slap_verbmasks cancel_mode[] = {
+	{ BER_BVC( "ignore" ),		LDAP_BACK_F_CANCEL_IGNORE },
+	{ BER_BVC( "exop" ),		LDAP_BACK_F_CANCEL_EXOP },
+	{ BER_BVC( "exop-discover" ),	LDAP_BACK_F_CANCEL_EXOP_DISCOVER },
+	{ BER_BVC( "abandon" ),		LDAP_BACK_F_CANCEL_ABANDON },
+	{ BER_BVNULL,			0 }
+};
+
+static slap_verbmasks onerr_mode[] = {
+	{ BER_BVC( "stop" ),		LDAP_BACK_F_ONERR_STOP },
+	{ BER_BVC( "report" ),		LDAP_BACK_F_ONERR_STOP }, /* same behavior */
+	{ BER_BVC( "continue" ),	LDAP_BACK_F_NONE },
+	{ BER_BVNULL,			0 }
+};
+
+/* see enum in slap.h */
+static slap_cf_aux_table timeout_table[] = {
+	{ BER_BVC("bind="),	SLAP_OP_BIND * sizeof( time_t ),	'u', 0, NULL },
+	/* unbind makes no sense */
+	{ BER_BVC("add="),	SLAP_OP_ADD * sizeof( time_t ),		'u', 0, NULL },
+	{ BER_BVC("delete="),	SLAP_OP_DELETE * sizeof( time_t ),	'u', 0, NULL },
+	{ BER_BVC("modrdn="),	SLAP_OP_MODRDN * sizeof( time_t ),	'u', 0, NULL },
+	{ BER_BVC("modify="),	SLAP_OP_MODIFY * sizeof( time_t ),	'u', 0, NULL },
+	{ BER_BVC("compare="),	SLAP_OP_COMPARE * sizeof( time_t ),	'u', 0, NULL },
+	{ BER_BVC("search="),	SLAP_OP_SEARCH * sizeof( time_t ),	'u', 0, NULL },
+	/* abandon makes little sense */
+#if 0	/* not implemented yet */
+	{ BER_BVC("extended="),	SLAP_OP_EXTENDED * sizeof( time_t ),	'u', 0, NULL },
+#endif
+	{ BER_BVNULL, 0, 0, 0, NULL }
+};
+
+int
+slap_retry_info_parse(
+	char			*in,
+	slap_retry_info_t 	*ri,
+	char			*buf,
+	ber_len_t		buflen )
+{
+	char			**retrylist = NULL;
+	int			rc = 0;
+	int			i;
+
+	slap_str2clist( &retrylist, in, " ;" );
+	if ( retrylist == NULL ) {
+		return 1;
+	}
+
+	for ( i = 0; retrylist[ i ] != NULL; i++ )
+		/* count */ ;
+
+	ri->ri_interval = ch_calloc( sizeof( time_t ), i + 1 );
+	ri->ri_num = ch_calloc( sizeof( int ), i + 1 );
+
+	for ( i = 0; retrylist[ i ] != NULL; i++ ) {
+		unsigned long	t;
+		char		*sep = strchr( retrylist[ i ], ',' );
+
+		if ( sep == NULL ) {
+			snprintf( buf, buflen,
+				"missing comma in retry pattern #%d \"%s\"",
+				i, retrylist[ i ] );
+			rc = 1;
+			goto done;
+		}
+
+		*sep++ = '\0';
+
+		if ( lutil_parse_time( retrylist[ i ], &t ) ) {
+			snprintf( buf, buflen,
+				"unable to parse interval #%d \"%s\"",
+				i, retrylist[ i ] );
+			rc = 1;
+			goto done;
+		}
+		ri->ri_interval[ i ] = (time_t)t;
+
+		if ( strcmp( sep, "+" ) == 0 ) {
+			if ( retrylist[ i + 1 ] != NULL ) {
+				snprintf( buf, buflen,
+					"extra cruft after retry pattern "
+					"#%d \"%s,+\" with \"forever\" mark",
+					i, retrylist[ i ] );
+				rc = 1;
+				goto done;
+			}
+			ri->ri_num[ i ] = SLAP_RETRYNUM_FOREVER;
+			
+		} else if ( lutil_atoi( &ri->ri_num[ i ], sep ) ) {
+			snprintf( buf, buflen,
+				"unable to parse retry num #%d \"%s\"",
+				i, sep );
+			rc = 1;
+			goto done;
+		}
+	}
+
+	ri->ri_num[ i ] = SLAP_RETRYNUM_TAIL;
+
+	ri->ri_idx = 0;
+	ri->ri_count = 0;
+	ri->ri_last = (time_t)(-1);
+
+done:;
+	ldap_charray_free( retrylist );
+
+	if ( rc ) {
+		slap_retry_info_destroy( ri );
+	}
+
+	return rc;
+}
+
+int
+slap_retry_info_unparse(
+	slap_retry_info_t	*ri,
+	struct berval		*bvout )
+{
+	char		buf[ BUFSIZ * 2 ],
+			*ptr = buf;
+	int		i, len, restlen = (int) sizeof( buf );
+	struct berval	bv;
+
+	assert( ri != NULL );
+	assert( bvout != NULL );
+
+	BER_BVZERO( bvout );
+
+	for ( i = 0; ri->ri_num[ i ] != SLAP_RETRYNUM_TAIL; i++ ) {
+		if ( i > 0 ) {
+			if ( --restlen <= 0 ) {
+				return 1;
+			}
+			*ptr++ = ';';
+		}
+
+		if ( lutil_unparse_time( ptr, restlen, ri->ri_interval[i] ) < 0 ) {
+			return 1;
+		}
+		len = (int) strlen( ptr );
+		if ( (restlen -= len + 1) <= 0 ) {
+			return 1;
+		}
+		ptr += len;
+		*ptr++ = ',';
+
+		if ( ri->ri_num[i] == SLAP_RETRYNUM_FOREVER ) {
+			if ( --restlen <= 0 ) {
+				return 1;
+			}
+			*ptr++ = '+';
+
+		} else {
+			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;
+}
+
+void
+slap_retry_info_destroy(
+	slap_retry_info_t	*ri )
+{
+	assert( ri != NULL );
+
+	assert( ri->ri_interval != NULL );
+	ch_free( ri->ri_interval );
+	ri->ri_interval = NULL;
+
+	assert( ri->ri_num != NULL );
+	ch_free( ri->ri_num );
+	ri->ri_num = NULL;
+}
+
+int
+slap_idassert_authzfrom_parse( ConfigArgs *c, slap_idassert_t *si )
+{
+	struct berval	bv;
+	struct berval	in;
+	int		rc;
+
+ 	if ( strcmp( c->argv[ 1 ], "*" ) == 0
+ 		|| strcmp( c->argv[ 1 ], "dn:*" ) == 0
+ 		|| strcasecmp( c->argv[ 1 ], "dn.regex:.*" ) == 0 )
+ 	{
+ 		if ( si->si_authz != NULL ) {
+ 			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+ 				"\"%s <authz>\": "
+ 				"\"%s\" conflicts with existing authz rules",
+ 				c->argv[ 0 ], c->argv[ 1 ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+ 			return 1;
+ 		}
+ 
+ 		si->si_flags |= LDAP_BACK_AUTH_AUTHZ_ALL;
+ 
+ 		return 0;
+ 
+ 	} else if ( ( si->si_flags & LDAP_BACK_AUTH_AUTHZ_ALL ) ) {
+  		snprintf( c->cr_msg, sizeof( c->cr_msg ),
+  			"\"%s <authz>\": "
+ 			"\"<authz>\" conflicts with \"*\"", c->argv[0] );
+		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+  		return 1;
+  	}
+ 	
+ 	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 ),
+ 			"\"%s <authz>\": "
+ 			"invalid syntax", c->argv[0] );
+		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+ 		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 ),
+ 			"\"%s <authz>\": "
+ 			"invalid syntax", c->argv[0] );
+		Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+ 		return 1;
+ 	}
+  
+	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;
+}
+
+int
+slap_idassert_parse( ConfigArgs *c, slap_idassert_t *si )
+{
+	int		i;
+
+	/* set default */
+	si->si_mode = LDAP_BACK_IDASSERT_LEGACY;
+
+	for ( i = 1; i < c->argc; i++ ) {
+		if ( strncasecmp( c->argv[ i ], "mode=", STRLENOF( "mode=" ) ) == 0 ) {
+			char	*argvi = c->argv[ i ] + STRLENOF( "mode=" );
+			int	j;
+
+			j = verb_to_mask( argvi, idassert_mode );
+			if ( BER_BVISNULL( &idassert_mode[ j ].word ) ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+					"\"%s <args>\": "
+					"unknown mode \"%s\"",
+					c->argv[0], argvi );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+
+			si->si_mode = idassert_mode[ j ].mask;
+
+		} else if ( strncasecmp( c->argv[ i ], "authz=", STRLENOF( "authz=" ) ) == 0 ) {
+			char	*argvi = c->argv[ i ] + STRLENOF( "authz=" );
+
+			if ( strcasecmp( argvi, "native" ) == 0 ) {
+				if ( si->si_bc.sb_method != LDAP_AUTH_SASL ) {
+					snprintf( c->cr_msg, sizeof( c->cr_msg ),
+						"\"%s <args>\": "
+						"authz=\"native\" incompatible "
+						"with auth method", c->argv[0] );
+					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+					return 1;
+				}
+				si->si_flags |= LDAP_BACK_AUTH_NATIVE_AUTHZ;
+
+			} else if ( strcasecmp( argvi, "proxyAuthz" ) == 0 ) {
+				si->si_flags &= ~LDAP_BACK_AUTH_NATIVE_AUTHZ;
+
+			} else {
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+					"\"%s <args>\": "
+					"unknown authz \"%s\"",
+					c->argv[0], argvi );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+
+		} else if ( strncasecmp( c->argv[ i ], "flags=", STRLENOF( "flags=" ) ) == 0 ) {
+			char	*argvi = c->argv[ i ] + STRLENOF( "flags=" );
+			char	**flags = ldap_str2charray( argvi, "," );
+			int	j, err = 0;
+
+			if ( flags == NULL ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+					"\"%s <args>\": "
+					"unable to parse flags \"%s\"",
+					c->argv[0], argvi );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+
+			for ( j = 0; flags[ j ] != NULL; j++ ) {
+
+				if ( strcasecmp( flags[ j ], "override" ) == 0 ) {
+					si->si_flags |= LDAP_BACK_AUTH_OVERRIDE;
+
+				} else if ( strcasecmp( flags[ j ], "prescriptive" ) == 0 ) {
+					si->si_flags |= LDAP_BACK_AUTH_PRESCRIPTIVE;
+
+				} else if ( strcasecmp( flags[ j ], "non-prescriptive" ) == 0 ) {
+					si->si_flags &= ( ~LDAP_BACK_AUTH_PRESCRIPTIVE );
+
+				} else if ( strcasecmp( flags[ j ], "obsolete-proxy-authz" ) == 0 ) {
+					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
+						snprintf( c->cr_msg, sizeof( c->cr_msg ),
+							"\"%s <args>\": "
+							"\"obsolete-proxy-authz\" flag "
+							"incompatible with previously issued \"obsolete-encoding-workaround\" flag.",
+							c->argv[0] );
+						Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+						err = 1;
+						break;
+
+					} else {
+						si->si_flags |= LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ;
+					}
+
+				} else if ( strcasecmp( flags[ j ], "obsolete-encoding-workaround" ) == 0 ) {
+					if ( si->si_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
+						snprintf( c->cr_msg, sizeof( c->cr_msg ),
+							"\"%s <args>\": "
+							"\"obsolete-encoding-workaround\" flag "
+							"incompatible with previously issued \"obsolete-proxy-authz\" flag.",
+							c->argv[0] );
+						Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+						err = 1;
+						break;
+
+					} else {
+						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 if ( strcasecmp( flags[ j ], "dn-none" ) == 0 ) {
+					si->si_flags &= ~LDAP_BACK_AUTH_DN_MASK;
+
+				} else if ( strcasecmp( flags[ j ], "dn-authzid" ) == 0 ) {
+					si->si_flags &= ~LDAP_BACK_AUTH_DN_MASK;
+					si->si_flags |= LDAP_BACK_AUTH_DN_AUTHZID;
+
+				} else if ( strcasecmp( flags[ j ], "dn-whoami" ) == 0 ) {
+					si->si_flags &= ~LDAP_BACK_AUTH_DN_MASK;
+					si->si_flags |= LDAP_BACK_AUTH_DN_WHOAMI;
+
+				} else {
+					snprintf( c->cr_msg, sizeof( c->cr_msg ),
+						"\"%s <args>\": "
+						"unknown flag \"%s\"",
+						c->argv[0], flags[ j ] );
+					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+					err = 1;
+					break;
+				}
+			}
+
+			ldap_charray_free( flags );
+			if ( err ) {
+				return 1;
+			}
+
+		} else if ( bindconf_parse( c->argv[ i ], &si->si_bc ) ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+				"\"%s <args>\": "
+				"unable to parse field \"%s\"",
+				c->argv[0], c->argv[ i ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			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 ),
+				"\"%s <args>\": "
+				"SIMPLE needs \"binddn\" and \"credentials\"", c->argv[0] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+
+	} else if ( si->si_bc.sb_method == LDAP_AUTH_SASL ) {
+		if ( BER_BVISNULL( &si->si_bc.sb_binddn ) &&
+			!(si->si_flags & LDAP_BACK_AUTH_DN_MASK) )
+		{
+			static struct berval authid = BER_BVC("cn=auth");
+			ber_dupbv( &si->si_bc.sb_binddn, &authid );
+		}
+	}
+
+	bindconf_tls_defaults( &si->si_bc );
+#ifdef HAVE_TLS
+	if ( si->si_bc.sb_tls_ctx ) {
+		ldap_pvt_tls_ctx_free( si->si_bc.sb_tls_ctx );
+		si->si_bc.sb_tls_ctx = NULL;
+	}
+#endif
+
+	return 0;
+}
+
+/* NOTE: temporary, until back-meta is ported to back-config */
+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 );
+}
+
+static int
+ldap_back_cf_gen( ConfigArgs *c )
+{
+	ldapinfo_t	*li = ( ldapinfo_t * )c->be->be_private;
+	int		rc = 0;
+	int		i;
+
+	if ( c->op == SLAP_CONFIG_EMIT ) {
+		struct berval	bv = BER_BVNULL;
+
+		if ( li == NULL ) {
+			return 1;
+		}
+
+		switch( c->type ) {
+		case LDAP_BACK_CFG_URI:
+			if ( li->li_uri != NULL ) {
+				struct berval	bv, bv2;
+
+				ber_str2bv( li->li_uri, 0, 0, &bv );
+				bv2.bv_len = bv.bv_len + STRLENOF( "\"\"" );
+				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
+				snprintf( bv2.bv_val, bv2.bv_len + 1,
+					"\"%s\"", bv.bv_val );
+				ber_bvarray_add( &c->rvalue_vals, &bv2 );
+
+			} else {
+				rc = 1;
+			}
+			break;
+
+		case LDAP_BACK_CFG_TLS: {
+			struct berval bc = BER_BVNULL, bv2;
+			enum_to_verb( tls_mode, ( li->li_flags & LDAP_BACK_F_TLS_MASK ), &bv );
+			assert( !BER_BVISNULL( &bv ) );
+			bindconf_tls_unparse( &li->li_tls, &bc );
+
+			if ( !BER_BVISEMPTY( &bc )) {
+				bv2.bv_len = bv.bv_len + bc.bv_len + 1;
+				bv2.bv_val = ch_malloc( bv2.bv_len + 1 );
+				strcpy( bv2.bv_val, bv.bv_val );
+				bv2.bv_val[bv.bv_len] = ' ';
+				strcpy( &bv2.bv_val[bv.bv_len + 1], bc.bv_val );
+				ber_bvarray_add( &c->rvalue_vals, &bv2 );
+
+			} else {
+				value_add_one( &c->rvalue_vals, &bv );
+			}
+			ber_memfree( bc.bv_val );
+			}
+			break;
+
+		case LDAP_BACK_CFG_ACL_BIND: {
+			int	i;
+
+			if ( li->li_acl_authmethod == LDAP_AUTH_NONE ) {
+				return 1;
+			}
+
+			bindconf_unparse( &li->li_acl, &bv );
+
+			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
+				/* count spaces */ ;
+
+			if ( i ) {
+				bv.bv_len -= i;
+				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
+					bv.bv_len + 1 );
+			}
+
+			ber_bvarray_add( &c->rvalue_vals, &bv );
+			break;
+		}
+
+		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];
+
+			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 );
+
+				} else {
+					rc = 1;
+				}
+				break;
+			}
+
+			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;
+		}
+
+		case LDAP_BACK_CFG_IDASSERT_BIND: {
+			int		i;
+			struct berval	bc = BER_BVNULL;
+			char		*ptr;
+
+			if ( li->li_idassert_authmethod == LDAP_AUTH_NONE ) {
+				return 1;
+			}
+
+			if ( li->li_idassert_authmethod != LDAP_AUTH_NONE ) {
+				ber_len_t	len;
+
+				switch ( li->li_idassert_mode ) {
+				case LDAP_BACK_IDASSERT_OTHERID:
+				case LDAP_BACK_IDASSERT_OTHERDN:
+					break;
+
+				default: {
+					struct berval	mode = BER_BVNULL;
+
+					enum_to_verb( idassert_mode, li->li_idassert_mode, &mode );
+					if ( BER_BVISNULL( &mode ) ) {
+						/* there's something wrong... */
+						assert( 0 );
+						rc = 1;
+	
+					} else {
+						bv.bv_len = STRLENOF( "mode=" ) + mode.bv_len;
+						bv.bv_val = ch_malloc( bv.bv_len + 1 );
+
+						ptr = lutil_strcopy( bv.bv_val, "mode=" );
+						ptr = lutil_strcopy( ptr, mode.bv_val );
+					}
+					break;
+				}
+				}
+
+				if ( li->li_idassert_flags & LDAP_BACK_AUTH_NATIVE_AUTHZ ) {
+					len = bv.bv_len + STRLENOF( "authz=native" );
+
+					if ( !BER_BVISEMPTY( &bv ) ) {
+						len += STRLENOF( " " );
+					}
+
+					bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
+
+					ptr = &bv.bv_val[ bv.bv_len ];
+
+					if ( !BER_BVISEMPTY( &bv ) ) {
+						ptr = lutil_strcopy( ptr, " " );
+					}
+
+					(void)lutil_strcopy( ptr, "authz=native" );
+				}
+
+				len = bv.bv_len + STRLENOF( "flags=non-prescriptive,override,obsolete-encoding-workaround,proxy-authz-non-critical,dn-authzid" );
+				/* flags */
+				if ( !BER_BVISEMPTY( &bv ) ) {
+					len += STRLENOF( " " );
+				}
+
+				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
+
+				ptr = &bv.bv_val[ bv.bv_len ];
+
+				if ( !BER_BVISEMPTY( &bv ) ) {
+					ptr = lutil_strcopy( ptr, " " );
+				}
+
+				ptr = lutil_strcopy( ptr, "flags=" );
+
+				if ( li->li_idassert_flags & LDAP_BACK_AUTH_PRESCRIPTIVE ) {
+					ptr = lutil_strcopy( ptr, "prescriptive" );
+				} else {
+					ptr = lutil_strcopy( ptr, "non-prescriptive" );
+				}
+
+				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OVERRIDE ) {
+					ptr = lutil_strcopy( ptr, ",override" );
+				}
+
+				if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ ) {
+					ptr = lutil_strcopy( ptr, ",obsolete-proxy-authz" );
+
+				} else if ( li->li_idassert_flags & LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND ) {
+					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" );
+				}
+
+				switch ( li->li_idassert_flags & LDAP_BACK_AUTH_DN_MASK ) {
+				case LDAP_BACK_AUTH_DN_AUTHZID:
+					ptr = lutil_strcopy( ptr, ",dn-authzid" );
+					break;
+
+				case LDAP_BACK_AUTH_DN_WHOAMI:
+					ptr = lutil_strcopy( ptr, ",dn-whoami" );
+					break;
+
+				default:
+#if 0 /* implicit */
+					ptr = lutil_strcopy( ptr, ",dn-none" );
+#endif
+					break;
+				}
+
+				bv.bv_len = ( ptr - bv.bv_val );
+				/* end-of-flags */
+			}
+
+			bindconf_unparse( &li->li_idassert.si_bc, &bc );
+
+			if ( !BER_BVISNULL( &bv ) ) {
+				ber_len_t	len = bv.bv_len + bc.bv_len;
+
+				bv.bv_val = ch_realloc( bv.bv_val, len + 1 );
+
+				assert( bc.bv_val[ 0 ] == ' ' );
+
+				ptr = lutil_strcopy( &bv.bv_val[ bv.bv_len ], bc.bv_val );
+				free( bc.bv_val );
+				bv.bv_len = ptr - bv.bv_val;
+
+			} else {
+				for ( i = 0; isspace( (unsigned char) bc.bv_val[ i ] ); i++ )
+					/* count spaces */ ;
+
+				if ( i ) {
+					bc.bv_len -= i;
+					AC_MEMCPY( bc.bv_val, &bc.bv_val[ i ], bc.bv_len + 1 );
+				}
+
+				bv = bc;
+			}
+			
+			ber_bvarray_add( &c->rvalue_vals, &bv );
+
+			break;
+		}
+
+		case LDAP_BACK_CFG_REBIND:
+			c->value_int = LDAP_BACK_SAVECRED( li );
+			break;
+
+		case LDAP_BACK_CFG_CHASE:
+			c->value_int = LDAP_BACK_CHASE_REFERRALS( li );
+			break;
+
+		case LDAP_BACK_CFG_T_F:
+			enum_to_verb( t_f_mode, (li->li_flags & LDAP_BACK_F_T_F_MASK2), &bv );
+			if ( BER_BVISNULL( &bv ) ) {
+				/* there's something wrong... */
+				assert( 0 );
+				rc = 1;
+
+			} else {
+				value_add_one( &c->rvalue_vals, &bv );
+			}
+			break;
+
+		case LDAP_BACK_CFG_WHOAMI:
+			c->value_int = LDAP_BACK_PROXY_WHOAMI( li );
+			break;
+
+		case LDAP_BACK_CFG_TIMEOUT:
+			BER_BVZERO( &bv );
+
+			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
+				if ( li->li_timeout[ i ] != 0 ) {
+					break;
+				}
+			}
+
+			if ( i == SLAP_OP_LAST ) {
+				return 1;
+			}
+
+			slap_cf_aux_table_unparse( li->li_timeout, &bv, timeout_table );
+
+			if ( BER_BVISNULL( &bv ) ) {
+				return 1;
+			}
+
+			for ( i = 0; isspace( (unsigned char) bv.bv_val[ i ] ); i++ )
+				/* count spaces */ ;
+
+			if ( i ) {
+				bv.bv_len -= i;
+				AC_MEMCPY( bv.bv_val, &bv.bv_val[ i ],
+					bv.bv_len + 1 );
+			}
+
+			ber_bvarray_add( &c->rvalue_vals, &bv );
+			break;
+
+		case LDAP_BACK_CFG_IDLE_TIMEOUT: {
+			char	buf[ SLAP_TEXT_BUFLEN ];
+
+			if ( li->li_idle_timeout == 0 ) {
+				return 1;
+			}
+
+			lutil_unparse_time( buf, sizeof( buf ), li->li_idle_timeout );
+			ber_str2bv( buf, 0, 0, &bv );
+			value_add_one( &c->rvalue_vals, &bv );
+			} break;
+
+		case LDAP_BACK_CFG_CONN_TTL: {
+			char	buf[ SLAP_TEXT_BUFLEN ];
+
+			if ( li->li_conn_ttl == 0 ) {
+				return 1;
+			}
+
+			lutil_unparse_time( buf, sizeof( buf ), li->li_conn_ttl );
+			ber_str2bv( buf, 0, 0, &bv );
+			value_add_one( &c->rvalue_vals, &bv );
+			} break;
+
+		case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
+			char	buf[ SLAP_TEXT_BUFLEN ];
+
+			if ( li->li_network_timeout == 0 ) {
+				return 1;
+			}
+
+			lutil_unparse_time( buf, sizeof( buf ), li->li_network_timeout );
+			ber_str2bv( buf, 0, 0, &bv );
+			value_add_one( &c->rvalue_vals, &bv );
+			} break;
+
+		case LDAP_BACK_CFG_VERSION:
+			if ( li->li_version == 0 ) {
+				return 1;
+			}
+
+			c->value_int = li->li_version;
+			break;
+
+		case LDAP_BACK_CFG_SINGLECONN:
+			c->value_int = LDAP_BACK_SINGLECONN( li );
+			break;
+
+		case LDAP_BACK_CFG_USETEMP:
+			c->value_int = LDAP_BACK_USE_TEMPORARIES( li );
+			break;
+
+		case LDAP_BACK_CFG_CONNPOOLMAX:
+			c->value_int = li->li_conn_priv_max;
+			break;
+
+		case LDAP_BACK_CFG_CANCEL: {
+			slap_mask_t	mask = LDAP_BACK_F_CANCEL_MASK2;
+
+			if ( LDAP_BACK_CANCEL_DISCOVER( li ) ) {
+				mask &= ~LDAP_BACK_F_CANCEL_EXOP;
+			}
+			enum_to_verb( cancel_mode, (li->li_flags & mask), &bv );
+			if ( BER_BVISNULL( &bv ) ) {
+				/* there's something wrong... */
+				assert( 0 );
+				rc = 1;
+
+			} else {
+				value_add_one( &c->rvalue_vals, &bv );
+			}
+			} break;
+
+		case LDAP_BACK_CFG_QUARANTINE:
+			if ( !LDAP_BACK_QUARANTINE( li ) ) {
+				rc = 1;
+				break;
+			}
+
+			rc = slap_retry_info_unparse( &li->li_quarantine, &bv );
+			if ( rc == 0 ) {
+				ber_bvarray_add( &c->rvalue_vals, &bv );
+			}
+			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;
+
+		case LDAP_BACK_CFG_OMIT_UNKNOWN_SCHEMA:
+			c->value_int = LDAP_BACK_OMIT_UNKNOWN_SCHEMA( li );
+			break;
+
+		case LDAP_BACK_CFG_ONERR:
+			enum_to_verb( onerr_mode, li->li_flags & LDAP_BACK_F_ONERR_STOP, &bv );
+			if ( BER_BVISNULL( &bv )) {
+				rc = 1;
+			} else {
+				value_add_one( &c->rvalue_vals, &bv );
+			}
+			break;
+
+		case LDAP_BACK_CFG_KEEPALIVE: {
+			struct berval bv;
+			char buf[AC_LINE_MAX];
+			bv.bv_len = AC_LINE_MAX;
+			bv.bv_val = &buf[0];
+			slap_keepalive_parse(&bv, &li->li_tls.sb_keepalive, 0, 0, 1);
+			value_add_one( &c->rvalue_vals, &bv );
+			break;
+			}
+
+		case LDAP_BACK_CFG_TCP_USER_TIMEOUT:
+			c->value_uint = li->li_tls.sb_tcp_user_timeout;
+			break;
+
+		default:
+			/* FIXME: we need to handle all... */
+			assert( 0 );
+			break;
+		}
+		return rc;
+
+	} else if ( c->op == LDAP_MOD_DELETE ) {
+		switch( c->type ) {
+		case LDAP_BACK_CFG_URI:
+			if ( li->li_uri != NULL ) {
+				ch_free( li->li_uri );
+				li->li_uri = NULL;
+
+				assert( li->li_bvuri != NULL );
+				ber_bvarray_free( li->li_bvuri );
+				li->li_bvuri = NULL;
+			}
+
+			/* better cleanup the cached connections... */
+			/* NOTE: don't worry about locking: if we got here,
+			 * other threads are suspended. */
+			if ( li->li_conninfo.lai_tree != NULL ) {
+				ldap_tavl_free( li->li_conninfo.lai_tree, ldap_back_conn_free );
+				li->li_conninfo.lai_tree = NULL;
+			}
+			
+			break;
+
+		case LDAP_BACK_CFG_TLS:
+			rc = 1;
+			break;
+
+		case LDAP_BACK_CFG_ACL_BIND:
+			bindconf_free( &li->li_acl );
+			break;
+
+		case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
+		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;
+			}
+
+			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:
+		case LDAP_BACK_CFG_CHASE:
+		case LDAP_BACK_CFG_T_F:
+		case LDAP_BACK_CFG_WHOAMI:
+		case LDAP_BACK_CFG_CANCEL:
+			rc = 1;
+			break;
+
+		case LDAP_BACK_CFG_TIMEOUT:
+			for ( i = 0; i < SLAP_OP_LAST; i++ ) {
+				li->li_timeout[ i ] = 0;
+			}
+			break;
+
+		case LDAP_BACK_CFG_IDLE_TIMEOUT:
+			li->li_idle_timeout = 0;
+			break;
+
+		case LDAP_BACK_CFG_CONN_TTL:
+			li->li_conn_ttl = 0;
+			break;
+
+		case LDAP_BACK_CFG_NETWORK_TIMEOUT:
+			li->li_network_timeout = 0;
+			break;
+
+		case LDAP_BACK_CFG_VERSION:
+			li->li_version = 0;
+			break;
+
+		case LDAP_BACK_CFG_SINGLECONN:
+			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
+			break;
+
+		case LDAP_BACK_CFG_USETEMP:
+			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
+			break;
+
+		case LDAP_BACK_CFG_CONNPOOLMAX:
+			li->li_conn_priv_max = LDAP_BACK_CONN_PRIV_MIN;
+			break;
+
+		case LDAP_BACK_CFG_QUARANTINE:
+			if ( !LDAP_BACK_QUARANTINE( li ) ) {
+				break;
+			}
+
+			slap_retry_info_destroy( &li->li_quarantine );
+			ldap_pvt_thread_mutex_destroy( &li->li_quarantine_mutex );
+			li->li_isquarantined = 0;
+			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;
+
+		case LDAP_BACK_CFG_OMIT_UNKNOWN_SCHEMA:
+			li->li_flags &= ~LDAP_BACK_F_OMIT_UNKNOWN_SCHEMA;
+			break;
+
+		case LDAP_BACK_CFG_ONERR:
+			li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
+			break;
+
+		case LDAP_BACK_CFG_KEEPALIVE:
+			li->li_tls.sb_keepalive.sk_idle = 0;
+			li->li_tls.sb_keepalive.sk_probes = 0;
+			li->li_tls.sb_keepalive.sk_interval = 0;
+			break;
+
+		case LDAP_BACK_CFG_TCP_USER_TIMEOUT:
+			li->li_tls.sb_tcp_user_timeout = 0;
+			break;
+
+		default:
+			/* FIXME: we need to handle all... */
+			assert( 0 );
+			break;
+		}
+		return rc;
+
+	}
+
+	switch( c->type ) {
+	case LDAP_BACK_CFG_URI: {
+		LDAPURLDesc	*tmpludp, *lud;
+		char		**urllist = NULL;
+		int		urlrc = LDAP_URL_SUCCESS, i;
+
+		if ( li->li_uri != NULL ) {
+			ch_free( li->li_uri );
+			li->li_uri = NULL;
+
+			assert( li->li_bvuri != NULL );
+			ber_bvarray_free( li->li_bvuri );
+			li->li_bvuri = NULL;
+		}
+
+		/* PARANOID: DN and more are not required nor allowed */
+		urlrc = ldap_url_parselist_ext( &lud, c->argv[ 1 ], ", \t", LDAP_PVT_URL_PARSE_NONE );
+		if ( urlrc != LDAP_URL_SUCCESS ) {
+			char	*why;
+
+			switch ( urlrc ) {
+			case LDAP_URL_ERR_MEM:
+				why = "no memory";
+				break;
+			case LDAP_URL_ERR_PARAM:
+		  		why = "parameter is bad";
+				break;
+			case LDAP_URL_ERR_BADSCHEME:
+				why = "URL doesn't begin with \"[c]ldap[si]://\"";
+				break;
+			case LDAP_URL_ERR_BADENCLOSURE:
+				why = "URL is missing trailing \">\"";
+				break;
+			case LDAP_URL_ERR_BADURL:
+				why = "URL is bad";
+				break;
+			case LDAP_URL_ERR_BADHOST:
+				why = "host/port is bad";
+				break;
+			case LDAP_URL_ERR_BADATTRS:
+				why = "bad (or missing) attributes";
+				break;
+			case LDAP_URL_ERR_BADSCOPE:
+				why = "scope string is invalid (or missing)";
+				break;
+			case LDAP_URL_ERR_BADFILTER:
+				why = "bad or missing filter";
+				break;
+			case LDAP_URL_ERR_BADEXTS:
+				why = "bad or missing extensions";
+				break;
+			default:
+				why = "unknown reason";
+				break;
+			}
+			snprintf( c->cr_msg, sizeof( c->cr_msg),
+					"unable to parse uri \"%s\" "
+					"in \"uri <uri>\" line: %s",
+					c->value_string, why );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			urlrc = 1;
+			goto done_url;
+		}
+
+		for ( i = 0, tmpludp = lud;
+				tmpludp;
+				i++, tmpludp = tmpludp->lud_next )
+		{
+			if ( ( tmpludp->lud_dn != NULL
+						&& tmpludp->lud_dn[0] != '\0' )
+					|| tmpludp->lud_attrs != NULL
+					/* || tmpludp->lud_scope != LDAP_SCOPE_DEFAULT */
+					|| tmpludp->lud_filter != NULL
+					|| tmpludp->lud_exts != NULL )
+			{
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+						"warning, only protocol, "
+						"host and port allowed "
+						"in \"uri <uri>\" statement "
+						"for uri #%d of \"%s\"",
+						i, c->argv[ 1 ] );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			}
+		}
+
+		for ( i = 0, tmpludp = lud;
+				tmpludp;
+				i++, tmpludp = tmpludp->lud_next )
+			/* just count */
+			;
+		urllist = ch_calloc( sizeof( char * ), i + 1 );
+
+		for ( i = 0, tmpludp = lud;
+				tmpludp;
+				i++, tmpludp = tmpludp->lud_next )
+		{
+			LDAPURLDesc	tmplud;
+
+			tmplud = *tmpludp;
+			tmplud.lud_dn = "";
+			tmplud.lud_attrs = NULL;
+			tmplud.lud_filter = NULL;
+			if ( !ldap_is_ldapi_url( tmplud.lud_scheme ) ) {
+				tmplud.lud_exts = NULL;
+				tmplud.lud_crit_exts = 0;
+			}
+
+			urllist[ i ]  = ldap_url_desc2str( &tmplud );
+
+			if ( urllist[ i ] == NULL ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg),
+					"unable to rebuild uri "
+					"in \"uri <uri>\" statement "
+					"for \"%s\"",
+					c->argv[ 1 ] );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				urlrc = 1;
+				goto done_url;
+			}
+		}
+
+		li->li_uri = ldap_charray2str( urllist, " " );
+		for ( i = 0; urllist[ i ] != NULL; i++ ) {
+			struct berval	bv;
+
+			ber_str2bv( urllist[ i ], 0, 0, &bv );
+			ber_bvarray_add( &li->li_bvuri, &bv );
+			urllist[ i ] = NULL;
+		}
+		ldap_memfree( urllist );
+		urllist = NULL;
+
+done_url:;
+		if ( urllist ) {
+			ldap_charray_free( urllist );
+		}
+		if ( lud ) {
+			ldap_free_urllist( lud );
+		}
+		if ( urlrc != LDAP_URL_SUCCESS ) {
+			return 1;
+		}
+		break;
+	}
+
+	case LDAP_BACK_CFG_TLS:
+		i = verb_to_mask( c->argv[1], tls_mode );
+		if ( BER_BVISNULL( &tls_mode[i].word ) ) {
+			return 1;
+		}
+		li->li_flags &= ~LDAP_BACK_F_TLS_MASK;
+		li->li_flags |= tls_mode[i].mask;
+		if ( c->argc > 2 ) {
+			for ( i=2; i<c->argc; i++ ) {
+				if ( bindconf_tls_parse( c->argv[i], &li->li_tls ))
+					return 1;
+			}
+			bindconf_tls_defaults( &li->li_tls );
+		}
+#ifdef HAVE_TLS
+		if ( li->li_tls.sb_tls_ctx ) {
+			ldap_pvt_tls_ctx_free( li->li_tls.sb_tls_ctx );
+			li->li_tls.sb_tls_ctx = NULL;
+		}
+#endif
+		break;
+
+	case LDAP_BACK_CFG_ACL_BIND:
+		for ( i = 1; i < c->argc; i++ ) {
+			if ( bindconf_parse( c->argv[ i ], &li->li_acl ) ) {
+				return 1;
+			}
+		}
+		bindconf_tls_defaults( &li->li_acl );
+#ifdef HAVE_TLS
+		if ( li->li_acl.sb_tls_ctx ) {
+			ldap_pvt_tls_ctx_free( li->li_acl.sb_tls_ctx );
+			li->li_acl.sb_tls_ctx = NULL;
+		}
+#endif
+		break;
+
+	case LDAP_BACK_CFG_IDASSERT_AUTHZFROM:
+		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_BIND:
+		rc = slap_idassert_parse( c, &li->li_idassert );
+		break;
+
+	case LDAP_BACK_CFG_REBIND:
+		if ( c->argc == 1 || c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_SAVECRED;
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_SAVECRED;
+		}
+		break;
+
+	case LDAP_BACK_CFG_CHASE:
+		if ( c->argc == 1 || c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_CHASE_REFERRALS;
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_CHASE_REFERRALS;
+		}
+		break;
+
+	case LDAP_BACK_CFG_T_F: {
+		slap_mask_t		mask;
+
+		i = verb_to_mask( c->argv[1], t_f_mode );
+		if ( BER_BVISNULL( &t_f_mode[i].word ) ) {
+			return 1;
+		}
+
+		mask = t_f_mode[i].mask;
+
+		if ( LDAP_BACK_ISOPEN( li )
+			&& mask == LDAP_BACK_F_T_F_DISCOVER
+			&& !LDAP_BACK_T_F( li ) )
+		{
+			slap_bindconf	sb = { BER_BVNULL };
+			int		rc;
+
+			if ( li->li_uri == NULL ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+					"need URI to discover absolute filters support "
+					"in \"t-f-support discover\"" );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+
+			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
+			sb.sb_version = li->li_version;
+			sb.sb_method = LDAP_AUTH_SIMPLE;
+			BER_BVSTR( &sb.sb_binddn, "" );
+
+			rc = slap_discover_feature( &sb,
+					slap_schema.si_ad_supportedFeatures->ad_cname.bv_val,
+					LDAP_FEATURE_ABSOLUTE_FILTERS );
+			if ( rc == LDAP_COMPARE_TRUE ) {
+				mask |= LDAP_BACK_F_T_F;
+			}
+		}
+
+		li->li_flags &= ~LDAP_BACK_F_T_F_MASK2;
+		li->li_flags |= mask;
+		} break;
+
+	case LDAP_BACK_CFG_WHOAMI:
+		if ( c->argc == 1 || c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_PROXY_WHOAMI;
+			load_extop( (struct berval *)&slap_EXOP_WHOAMI,
+					0, ldap_back_exop_whoami );
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_PROXY_WHOAMI;
+		}
+		break;
+
+	case LDAP_BACK_CFG_TIMEOUT:
+		for ( i = 1; i < c->argc; i++ ) {
+			if ( isdigit( (unsigned char) c->argv[ i ][ 0 ] ) ) {
+				int		j;
+				unsigned	u;
+
+				if ( lutil_atoux( &u, c->argv[ i ], 0 ) != 0 ) {
+					snprintf( c->cr_msg, sizeof( c->cr_msg),
+						"unable to parse timeout \"%s\"",
+						c->argv[ i ] );
+					Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+					return 1;
+				}
+
+				for ( j = 0; j < SLAP_OP_LAST; j++ ) {
+					li->li_timeout[ j ] = u;
+				}
+
+				continue;
+			}
+
+			if ( slap_cf_aux_table_parse( c->argv[ i ], li->li_timeout, timeout_table, "slapd-ldap timeout" ) ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg),
+					"unable to parse timeout \"%s\"",
+					c->argv[ i ] );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+		}
+		break;
+
+	case LDAP_BACK_CFG_IDLE_TIMEOUT: {
+		unsigned long	t;
+
+		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg),
+				"unable to parse idle timeout \"%s\"",
+				c->argv[ 1 ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		li->li_idle_timeout = (time_t)t;
+		} break;
+
+	case LDAP_BACK_CFG_CONN_TTL: {
+		unsigned long	t;
+
+		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg),
+				"unable to parse conn ttl\"%s\"",
+				c->argv[ 1 ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		li->li_conn_ttl = (time_t)t;
+		} break;
+
+	case LDAP_BACK_CFG_NETWORK_TIMEOUT: {
+		unsigned long	t;
+
+		if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg),
+				"unable to parse network timeout \"%s\"",
+				c->argv[ 1 ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		li->li_network_timeout = (time_t)t;
+		} break;
+
+	case LDAP_BACK_CFG_VERSION:
+		if ( c->value_int != 0 && ( c->value_int < LDAP_VERSION_MIN || c->value_int > LDAP_VERSION_MAX ) ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+				"unsupported version \"%s\" "
+				"in \"protocol-version <version>\"",
+				c->argv[ 1 ] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+
+		li->li_version = c->value_int;
+		break;
+
+	case LDAP_BACK_CFG_SINGLECONN:
+		if ( c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_SINGLECONN;
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_SINGLECONN;
+		}
+		break;
+
+	case LDAP_BACK_CFG_USETEMP:
+		if ( c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_USE_TEMPORARIES;
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_USE_TEMPORARIES;
+		}
+		break;
+
+	case LDAP_BACK_CFG_CONNPOOLMAX:
+		if ( c->value_int < LDAP_BACK_CONN_PRIV_MIN
+			|| c->value_int > LDAP_BACK_CONN_PRIV_MAX )
+		{
+			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+				"invalid max size " "of privileged "
+				"connections pool \"%s\" "
+				"in \"conn-pool-max <n> "
+				"(must be between %d and %d)\"",
+				c->argv[ 1 ],
+				LDAP_BACK_CONN_PRIV_MIN,
+				LDAP_BACK_CONN_PRIV_MAX );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		li->li_conn_priv_max = c->value_int;
+		break;
+
+	case LDAP_BACK_CFG_CANCEL: {
+		slap_mask_t		mask;
+
+		i = verb_to_mask( c->argv[1], cancel_mode );
+		if ( BER_BVISNULL( &cancel_mode[i].word ) ) {
+			return 1;
+		}
+
+		mask = cancel_mode[i].mask;
+
+		if ( LDAP_BACK_ISOPEN( li )
+			&& mask == LDAP_BACK_F_CANCEL_EXOP_DISCOVER
+			&& !LDAP_BACK_CANCEL( li ) )
+		{
+			slap_bindconf	sb = { BER_BVNULL };
+			int		rc;
+
+			if ( li->li_uri == NULL ) {
+				snprintf( c->cr_msg, sizeof( c->cr_msg ),
+					"need URI to discover \"cancel\" support "
+					"in \"cancel exop-discover\"" );
+				Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+				return 1;
+			}
+
+			ber_str2bv( li->li_uri, 0, 0, &sb.sb_uri );
+			sb.sb_version = li->li_version;
+			sb.sb_method = LDAP_AUTH_SIMPLE;
+			BER_BVSTR( &sb.sb_binddn, "" );
+
+			rc = slap_discover_feature( &sb,
+					slap_schema.si_ad_supportedExtension->ad_cname.bv_val,
+					LDAP_EXOP_CANCEL );
+			if ( rc == LDAP_COMPARE_TRUE ) {
+				mask |= LDAP_BACK_F_CANCEL_EXOP;
+			}
+		}
+
+		li->li_flags &= ~LDAP_BACK_F_CANCEL_MASK2;
+		li->li_flags |= mask;
+		} break;
+
+	case LDAP_BACK_CFG_QUARANTINE:
+		if ( LDAP_BACK_QUARANTINE( li ) ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+				"quarantine already defined" );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		rc = slap_retry_info_parse( c->argv[1], &li->li_quarantine,
+			c->cr_msg, sizeof( c->cr_msg ) );
+		if ( rc ) {
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+
+		} else {
+			ldap_pvt_thread_mutex_init( &li->li_quarantine_mutex );
+			/* give it a chance to retry if the pattern gets reset
+			 * via back-config */
+			li->li_isquarantined = 0;
+			li->li_flags |= LDAP_BACK_F_QUARANTINE;
+		}
+		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_ONERR:
+	/* onerr? */
+		i = verb_to_mask( c->argv[1], onerr_mode );
+		if ( BER_BVISNULL( &onerr_mode[i].word ) ) {
+			snprintf( c->cr_msg, sizeof( c->cr_msg ),
+				"%s unknown argument \"%s\"",
+				c->argv[0], c->argv[1] );
+			Debug( LDAP_DEBUG_ANY, "%s: %s.\n", c->log, c->cr_msg );
+			return 1;
+		}
+		li->li_flags &= ~LDAP_BACK_F_ONERR_STOP;
+		li->li_flags |= onerr_mode[i].mask;
+		break;
+
+	case LDAP_BACK_CFG_OMIT_UNKNOWN_SCHEMA:
+		if ( c->value_int ) {
+			li->li_flags |= LDAP_BACK_F_OMIT_UNKNOWN_SCHEMA;
+
+		} else {
+			li->li_flags &= ~LDAP_BACK_F_OMIT_UNKNOWN_SCHEMA;
+		}
+		break;
+
+	case LDAP_BACK_CFG_KEEPALIVE: {
+		struct berval bv;
+		ber_str2bv( c->argv[1], 0, 1, &bv );
+		slap_keepalive_parse( &bv, &li->li_tls.sb_keepalive, 0, 0, 0 );
+		}
+		break;
+
+	case LDAP_BACK_CFG_TCP_USER_TIMEOUT:
+		li->li_tls.sb_tcp_user_timeout = c->value_uint;
+		break;
+
+	default:
+		/* FIXME: try to catch inconsistencies */
+		assert( 0 );
+		break;
+	}
+
+	return rc;
+}
+
+int
+ldap_back_init_cf( BackendInfo *bi )
+{
+	int			rc;
+
+	/* Make sure we don't exceed the bits reserved for userland */
+	config_check_userland( LDAP_BACK_CFG_LAST );
+
+	bi->bi_cf_ocs = ldapocs;
+
+	rc = config_register_schema( ldapcfg, ldapocs );
+	if ( rc ) {
+		return rc;
+	}
+
+	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(
+		Operation	*op,
+		SlapReply	*rs )
+{
+	struct berval *bv = NULL;
+
+	if ( op->oq_extended.rs_reqdata != NULL ) {
+		/* no request data should be provided */
+		rs->sr_text = "no request data expected";
+		return rs->sr_err = LDAP_PROTOCOL_ERROR;
+	}
+
+	Debug( LDAP_DEBUG_STATS, "%s WHOAMI\n",
+	    op->o_log_prefix );
+
+	rs->sr_err = backend_check_restrictions( op, rs, 
+			(struct berval *)&slap_EXOP_WHOAMI );
+	if( rs->sr_err != LDAP_SUCCESS ) return rs->sr_err;
+
+	/* if auth'd by back-ldap and request is proxied, forward it */
+	if ( op->o_conn->c_authz_backend
+		&& !strcmp( op->o_conn->c_authz_backend->be_type, "ldap" )
+		&& !dn_match( &op->o_ndn, &op->o_conn->c_ndn ) )
+	{
+		ldapconn_t	*lc = NULL;
+		LDAPControl c, *ctrls[2] = {NULL, NULL};
+		LDAPMessage *res;
+		Operation op2 = *op;
+		ber_int_t msgid;
+		int doretry = 1;
+		char *ptr;
+
+		ctrls[0] = &c;
+		op2.o_ndn = op->o_conn->c_ndn;
+		if ( !ldap_back_dobind( &lc, &op2, rs, LDAP_BACK_SENDERR ) ) {
+			return -1;
+		}
+		c.ldctl_oid = LDAP_CONTROL_PROXY_AUTHZ;
+		c.ldctl_iscritical = 1;
+		c.ldctl_value.bv_val = op->o_tmpalloc(
+			op->o_ndn.bv_len + STRLENOF( "dn:" ) + 1,
+			op->o_tmpmemctx );
+		c.ldctl_value.bv_len = op->o_ndn.bv_len + 3;
+		ptr = c.ldctl_value.bv_val;
+		ptr = lutil_strcopy( ptr, "dn:" );
+		ptr = lutil_strncopy( ptr, op->o_ndn.bv_val, op->o_ndn.bv_len );
+		ptr[ 0 ] = '\0';
+
+retry:
+		rs->sr_err = ldap_whoami( lc->lc_ld, ctrls, NULL, &msgid );
+		if ( rs->sr_err == LDAP_SUCCESS ) {
+			/* by now, make sure no timeout is used (ITS#6282) */
+			struct timeval tv = { -1, 0 };
+			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 ) {
+					doretry = 0;
+					if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
+						goto retry;
+					}
+				}
+
+			} else {
+				/* NOTE: are we sure "bv" will be malloc'ed
+				 * with the appropriate memory? */
+				rs->sr_err = ldap_parse_whoami( lc->lc_ld, res, &bv );
+				ldap_msgfree(res);
+			}
+		}
+		op->o_tmpfree( c.ldctl_value.bv_val, op->o_tmpmemctx );
+		if ( rs->sr_err != LDAP_SUCCESS ) {
+			rs->sr_err = slap_map_api2result( rs );
+		}
+
+		if ( lc != NULL ) {
+			ldap_back_release_conn( (ldapinfo_t *)op2.o_bd->be_private, lc );
+		}
+
+	} else {
+		/* else just do the same as before */
+		bv = (struct berval *) ch_malloc( sizeof( struct berval ) );
+		if ( !BER_BVISEMPTY( &op->o_dn ) ) {
+			bv->bv_len = op->o_dn.bv_len + STRLENOF( "dn:" );
+			bv->bv_val = ch_malloc( bv->bv_len + 1 );
+			AC_MEMCPY( bv->bv_val, "dn:", STRLENOF( "dn:" ) );
+			AC_MEMCPY( &bv->bv_val[ STRLENOF( "dn:" ) ], op->o_dn.bv_val,
+				op->o_dn.bv_len );
+			bv->bv_val[ bv->bv_len ] = '\0';
+
+		} else {
+			bv->bv_len = 0;
+			bv->bv_val = NULL;
+		}
+	}
+
+	rs->sr_rspdata = bv;
+	return rs->sr_err;
+}
+
+