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https://git.openldap.org/openldap/openldap.git
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d5edb4bff6
user password. Likely to be modified to use bind control instead. Use of modify deprecated in favor mechanisms that support passwords stored externally to the directory (such as in a SASL service). Modified slapd extended operation infrastructure to support backend provided extended operations.
273 lines
7.0 KiB
C
273 lines
7.0 KiB
C
/* $OpenLDAP$ */
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/*
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* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/*
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* Copyright (c) 1995 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include <ac/socket.h>
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#include "ldap_pvt.h"
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#include "slap.h"
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static int add_created_attrs(Operation *op, Entry *e);
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int
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do_add( Connection *conn, Operation *op )
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{
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BerElement *ber = op->o_ber;
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char *dn, *ndn, *last;
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ber_len_t len;
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ber_tag_t tag;
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Entry *e;
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Backend *be;
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int rc = LDAP_SUCCESS;
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Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
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if( op->o_bind_in_progress ) {
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Debug( LDAP_DEBUG_ANY, "do_add: SASL bind in progress.\n", 0, 0, 0 );
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send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS, NULL,
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"SASL bind in progress", NULL, NULL );
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return LDAP_SASL_BIND_IN_PROGRESS;
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}
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/*
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* Parse the add request. It looks like this:
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*
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* AddRequest := [APPLICATION 14] SEQUENCE {
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* name DistinguishedName,
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* attrs SEQUENCE OF SEQUENCE {
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* type AttributeType,
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* values SET OF AttributeValue
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* }
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* }
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*/
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/* get the name */
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if ( ber_scanf( ber, "{a", /*}*/ &dn ) == LBER_ERROR ) {
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Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
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send_ldap_disconnect( conn, op,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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return -1;
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}
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ndn = ch_strdup( dn );
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if ( dn_normalize( ndn ) == NULL ) {
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Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn, 0, 0 );
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send_ldap_result( conn, op, LDAP_INVALID_DN_SYNTAX, NULL,
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"invalid DN", NULL, NULL );
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free( dn );
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free( ndn );
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return LDAP_INVALID_DN_SYNTAX;
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}
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e = (Entry *) ch_calloc( 1, sizeof(Entry) );
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e->e_dn = dn;
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e->e_ndn = ndn;
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e->e_private = NULL;
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Debug( LDAP_DEBUG_ARGS, " do_add: ndn (%s)\n", e->e_ndn, 0, 0 );
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/* get the attrs */
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e->e_attrs = NULL;
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for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
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tag = ber_next_element( ber, &len, last ) ) {
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char *type;
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struct berval **vals;
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if ( ber_scanf( ber, "{a{V}}", &type, &vals ) == LBER_ERROR ) {
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send_ldap_disconnect( conn, op,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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entry_free( e );
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return -1;
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}
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if ( vals == NULL ) {
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Debug( LDAP_DEBUG_ANY, "no values for type %s\n", type,
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0, 0 );
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send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR,
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NULL, "no values for type", NULL, NULL );
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free( type );
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entry_free( e );
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return LDAP_PROTOCOL_ERROR;
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}
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attr_merge( e, type, vals );
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free( type );
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ber_bvecfree( vals );
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}
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if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
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entry_free( e );
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Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
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send_ldap_disconnect( conn, op,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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return -1;
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}
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if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
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entry_free( e );
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Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
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return rc;
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}
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Statslog( LDAP_DEBUG_STATS, "conn=%ld op=%d ADD dn=\"%s\"\n",
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op->o_connid, op->o_opid, e->e_ndn, 0, 0 );
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/*
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* We could be serving multiple database backends. Select the
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* appropriate one, or send a referral to our "referral server"
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* if we don't hold it.
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*/
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be = select_backend( e->e_ndn );
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if ( be == NULL ) {
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entry_free( e );
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send_ldap_result( conn, op, LDAP_REFERRAL, NULL,
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NULL, default_referral, NULL );
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return rc;
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}
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/* make sure this backend recongizes critical controls */
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rc = backend_check_controls( be, conn, op ) ;
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if( rc != LDAP_SUCCESS ) {
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send_ldap_result( conn, op, rc,
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NULL, NULL, NULL, NULL );
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}
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if ( global_readonly || be->be_readonly ) {
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Debug( LDAP_DEBUG_ANY, "do_add: database is read-only\n",
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0, 0, 0 );
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entry_free( e );
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send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
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NULL, "database is read-only", NULL, NULL );
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return LDAP_UNWILLING_TO_PERFORM;
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}
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/*
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* do the add if 1 && (2 || 3)
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* 1) there is an add function implemented in this backend;
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* 2) this backend is master for what it holds;
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* 3) it's a replica and the dn supplied is the updatedn.
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*/
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if ( be->be_add ) {
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/* do the update here */
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#ifdef SLAPD_MULTIMASTER
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if ( (be->be_lastmod == ON || (be->be_lastmod == UNDEFINED &&
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global_lastmod == ON)) && (be->be_update_ndn == NULL ||
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strcmp( be->be_update_ndn, op->o_ndn )) )
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#else
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if ( be->be_update_ndn == NULL ||
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strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
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#endif
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{
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#ifndef SLAPD_MULTIMASTER
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if ( (be->be_lastmod == ON || (be->be_lastmod == UNDEFINED &&
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global_lastmod == ON)) && be->be_update_ndn == NULL )
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#endif
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{
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rc = add_created_attrs( op, e );
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if( rc != LDAP_SUCCESS ) {
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entry_free( e );
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send_ldap_result( conn, op, rc,
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NULL, "no-user-modification attribute type",
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NULL, NULL );
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return rc;
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}
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}
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if ( (*be->be_add)( be, conn, op, e ) == 0 ) {
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#ifdef SLAPD_MULTIMASTER
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if (be->be_update_ndn == NULL ||
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strcmp( be->be_update_ndn, op->o_ndn ))
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#endif
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{
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replog( be, op, e->e_dn, e );
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}
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be_entry_release_w( be, e );
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}
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#ifndef SLAPD_MULTIMASTER
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} else {
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entry_free( e );
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send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
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be->be_update_refs ? be->be_update_refs : default_referral, NULL );
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#endif
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}
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} else {
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Debug( LDAP_DEBUG_ARGS, " do_add: HHH\n", 0, 0, 0 );
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entry_free( e );
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send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
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NULL, "Function not implemented", NULL, NULL );
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}
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return rc;
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}
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static int
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add_created_attrs( Operation *op, Entry *e )
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{
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char buf[22];
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struct berval bv;
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struct berval *bvals[2];
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Attribute *a;
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struct tm *ltm;
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time_t currenttime;
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Debug( LDAP_DEBUG_TRACE, "add_created_attrs\n", 0, 0, 0 );
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bvals[0] = &bv;
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bvals[1] = NULL;
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/* return error on any attempts by the user to add these attrs */
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for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
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if ( oc_check_no_usermod_attr( a->a_type ) ) {
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return LDAP_CONSTRAINT_VIOLATION;
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}
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}
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if ( op->o_dn == NULL || op->o_dn[0] == '\0' ) {
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bv.bv_val = "<anonymous>";
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bv.bv_len = strlen( bv.bv_val );
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} else {
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bv.bv_val = op->o_dn;
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bv.bv_len = strlen( bv.bv_val );
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}
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attr_merge( e, "creatorsname", bvals );
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attr_merge( e, "modifiersname", bvals );
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currenttime = slap_get_time();
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ldap_pvt_thread_mutex_lock( &gmtime_mutex );
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ltm = gmtime( ¤ttime );
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strftime( buf, sizeof(buf), "%Y%m%d%H%M%SZ", ltm );
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ldap_pvt_thread_mutex_unlock( &gmtime_mutex );
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bv.bv_val = buf;
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bv.bv_len = strlen( bv.bv_val );
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attr_merge( e, "createtimestamp", bvals );
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attr_merge( e, "modifytimestamp", bvals );
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return LDAP_SUCCESS;
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}
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