/* modify.c - ldap backend modify function */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-/* This is an altered version */
-/*
- * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
- *
- * Permission is granted to anyone to use this software for any purpose
- * on any computer system, and to alter it and redistribute it, subject
- * to the following restrictions:
- *
- * 1. The author is not responsible for the consequences of use of this
- * software, no matter how awful, even if they arise from flaws in it.
- *
- * 2. The origin of this software must not be misrepresented, either by
- * explicit claim or by omission. Since few users ever read sources,
- * credits should appear in the documentation.
- *
- * 3. Altered versions must be plainly marked as such, and must not be
- * misrepresented as being the original software. Since few users
- * ever read sources, credits should appear in the documentation.
- *
- * 4. This notice may not be removed or altered.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
+ * Copyright 1999-2007 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.
*
- * Copyright 2000, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
- *
- * This software is being modified by Pierangelo Masarati.
- * The previously reported conditions apply to the modified code as well.
- * Changes in the original code are highlighted where required.
- * Credits for the original code go to the author, Howard Chu.
+ * 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"
int
ldap_back_modify(
- Backend *be,
- Connection *conn,
- Operation *op,
- const char *dn,
- const char *ndn,
- Modifications *modlist
-)
+ Operation *op,
+ SlapReply *rs )
{
- struct ldapinfo *li = (struct ldapinfo *) be->be_private;
- struct ldapconn *lc;
- LDAPMod **modv;
- LDAPMod *mods;
- Modifications *ml;
- int i;
- char *mdn = NULL, *mapped;
-
- lc = ldap_back_getconn(li, conn, op);
- if ( !lc || !ldap_back_dobind( lc, op ) ) {
- return( -1 );
- }
-
- /*
- * Rewrite the modify dn, if needed
- */
-#ifdef ENABLE_REWRITE
- switch ( rewrite_session( li->rwinfo, "modifyDn", dn, conn, &mdn ) ) {
- case REWRITE_REGEXEC_OK:
- if ( mdn == NULL ) {
- mdn = ( char * )dn;
- }
-#ifdef NEW_LOGGING
- LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
- "[rw] modifyDn: \"%s\" -> \"%s\"\n", dn, mdn ));
-#else /* !NEW_LOGGING */
- Debug( LDAP_DEBUG_ARGS, "rw> modifyDn: \"%s\" -> \"%s\"\n%s",
- dn, mdn, "" );
-#endif /* !NEW_LOGGING */
- break;
-
- case REWRITE_REGEXEC_UNWILLING:
- send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
- NULL, "Unwilling to perform", NULL, NULL );
- return( -1 );
-
- case REWRITE_REGEXEC_ERR:
- send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
- NULL, "Operations error", NULL, NULL );
- return( -1 );
+ ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private;
+
+ ldapconn_t *lc = NULL;
+ LDAPMod **modv = NULL,
+ *mods = NULL;
+ Modifications *ml;
+ int i, j, rc;
+ ber_int_t msgid;
+ int isupdate;
+ ldap_back_send_t retrying = LDAP_BACK_RETRYING;
+ LDAPControl **ctrls = NULL;
+
+ if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
+ return rs->sr_err;
}
-#else /* !ENABLE_REWRITE */
- mdn = ldap_back_dn_massage( li, ch_strdup( dn ), 0 );
-#endif /* !ENABLE_REWRITE */
- for (i=0, ml=modlist; ml; i++,ml=ml->sml_next)
- ;
+ for ( i = 0, ml = op->oq_modify.rs_modlist; ml; i++, ml = ml->sml_next )
+ /* just count mods */ ;
- mods = (LDAPMod *)ch_malloc(i*sizeof(LDAPMod));
- if (mods == NULL) {
- goto cleanup;
- }
- modv = (LDAPMod **)ch_malloc((i+1)*sizeof(LDAPMod *));
- if (modv == NULL) {
+ modv = (LDAPMod **)ch_malloc( ( i + 1 )*sizeof( LDAPMod * )
+ + i*sizeof( LDAPMod ) );
+ if ( modv == NULL ) {
+ rc = LDAP_NO_MEMORY;
goto cleanup;
}
+ mods = (LDAPMod *)&modv[ i + 1 ];
- for (i=0, ml=modlist; ml; ml=ml->sml_next) {
- mapped = ldap_back_map(&li->at_map, ml->sml_desc->ad_cname.bv_val, 0);
- if (mapped == NULL) {
+ isupdate = be_shadow_update( op );
+ for ( i = 0, ml = op->oq_modify.rs_modlist; ml; ml = ml->sml_next ) {
+ if ( !isupdate && !get_manageDIT( op ) && ml->sml_desc->ad_type->sat_no_user_mod )
+ {
continue;
}
- modv[i] = &mods[i];
- mods[i].mod_op = ml->sml_op | LDAP_MOD_BVALUES;
- mods[i].mod_type = mapped;
-
-#ifdef ENABLE_REWRITE
- /*
- * FIXME: dn-valued attrs should be rewritten
- * to allow their use in ACLs at the back-ldap
- * level.
- */
- if ( strcmp( ml->sml_desc->ad_type->sat_syntax->ssyn_oid,
- SLAPD_DN_SYNTAX ) == 0 ) {
- ldap_dnattr_rewrite( li->rwinfo,
- ml->sml_bvalues, conn );
+ modv[ i ] = &mods[ i ];
+ mods[ i ].mod_op = ( ml->sml_op | LDAP_MOD_BVALUES );
+ mods[ i ].mod_type = ml->sml_desc->ad_cname.bv_val;
+
+ if ( ml->sml_values != NULL ) {
+ if ( ml->sml_values == NULL ) {
+ continue;
+ }
+
+ for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
+ /* just count mods */ ;
+ mods[ i ].mod_bvalues =
+ (struct berval **)ch_malloc( ( j + 1 )*sizeof( struct berval * ) );
+ for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
+ {
+ mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ];
+ }
+ mods[ i ].mod_bvalues[ j ] = NULL;
+
+ } else {
+ mods[ i ].mod_bvalues = NULL;
}
-#endif /* ENABLE_REWRITE */
-
- mods[i].mod_bvalues = ml->sml_bvalues;
+
i++;
}
- modv[i] = 0;
+ modv[ i ] = 0;
+
+retry:;
+ ctrls = op->o_ctrls;
+ rc = ldap_back_proxy_authz_ctrl( &lc->lc_bound_ndn,
+ li->li_version, &li->li_idassert, op, rs, &ctrls );
+ if ( rc != LDAP_SUCCESS ) {
+ send_ldap_result( op, rs );
+ rc = -1;
+ goto cleanup;
+ }
- ldap_modify_s( lc->ld, mdn, modv );
+ rs->sr_err = ldap_modify_ext( lc->lc_ld, op->o_req_dn.bv_val, modv,
+ ctrls, NULL, &msgid );
+ rc = ldap_back_op_result( lc, op, rs, msgid,
+ li->li_timeout[ SLAP_OP_MODIFY ],
+ ( LDAP_BACK_SENDRESULT | retrying ) );
+ if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
+ retrying &= ~LDAP_BACK_RETRYING;
+ if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
+ /* if the identity changed, there might be need to re-authz */
+ (void)ldap_back_proxy_authz_ctrl_free( op, &ctrls );
+ goto retry;
+ }
+ }
cleanup:;
-#ifdef ENABLE_REWRITE
- if ( mdn != dn ) {
-#endif /* ENABLE_REWRITE */
- free( mdn );
-#ifdef ENABLE_REWRITE
+ (void)ldap_back_proxy_authz_ctrl_free( op, &ctrls );
+
+ for ( i = 0; modv[ i ]; i++ ) {
+ ch_free( modv[ i ]->mod_bvalues );
+ }
+ ch_free( modv );
+
+ if ( lc != NULL ) {
+ ldap_back_release_conn( li, lc );
}
-#endif /* ENABLE_REWRITE */
- free(mods);
- free(modv);
- return( ldap_back_op_result( lc, op ));
+
+ return rc;
}