openldap/servers/slapd/back-sql/modrdn.c
2006-01-02 15:40:45 +00:00

538 lines
14 KiB
C

/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2005 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* Portions Copyright 2002 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 Dmitry Kovalev for inclusion
* by OpenLDAP Software. Additional significant contributors include
* Pierangelo Masarati.
*/
#include "portable.h"
#include <stdio.h>
#include <sys/types.h>
#include "ac/string.h"
#include "slap.h"
#include "proto-sql.h"
int
backsql_modrdn( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh = SQL_NULL_HDBC;
SQLHSTMT sth = SQL_NULL_HSTMT;
RETCODE rc;
backsql_entryID e_id = BACKSQL_ENTRYID_INIT,
n_id = BACKSQL_ENTRYID_INIT;
backsql_srch_info bsi = { 0 };
backsql_oc_map_rec *oc = NULL;
struct berval pdn = BER_BVNULL, pndn = BER_BVNULL,
*new_pdn = NULL, *new_npdn = NULL,
new_dn = BER_BVNULL, new_ndn = BER_BVNULL,
realnew_dn = BER_BVNULL;
Entry r = { 0 },
p = { 0 },
n = { 0 },
*e = NULL;
int manageDSAit = get_manageDSAit( op );
struct berval *newSuperior = op->oq_modrdn.rs_newSup;
char *next;
Debug( LDAP_DEBUG_TRACE, "==>backsql_modrdn() renaming entry \"%s\", "
"newrdn=\"%s\", newSuperior=\"%s\"\n",
op->o_req_dn.bv_val, op->oq_modrdn.rs_newrdn.bv_val,
newSuperior ? newSuperior->bv_val : "(NULL)" );
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
e = NULL;
goto done;
}
bsi.bsi_e = &r;
rs->sr_err = backsql_init_search( &bsi, &op->o_req_ndn,
LDAP_SCOPE_BASE,
(time_t)(-1), NULL, dbh, op, rs,
slap_anlist_all_attributes,
( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
switch ( rs->sr_err ) {
case LDAP_SUCCESS:
break;
case LDAP_REFERRAL:
if ( manageDSAit && !BER_BVISNULL( &bsi.bsi_e->e_nname ) &&
dn_match( &op->o_req_ndn, &bsi.bsi_e->e_nname ) )
{
rs->sr_err = LDAP_SUCCESS;
rs->sr_text = NULL;
rs->sr_matched = NULL;
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
break;
}
e = &r;
/* fallthru */
default:
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not retrieve modrdnDN ID - no such entry\n",
0, 0, 0 );
if ( !BER_BVISNULL( &r.e_nname ) ) {
/* FIXME: should always be true! */
e = &r;
} else {
e = NULL;
}
goto done;
}
#ifdef BACKSQL_ARBITRARY_KEY
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): entry id=%s\n",
e_id.eid_id.bv_val, 0, 0 );
#else /* ! BACKSQL_ARBITRARY_KEY */
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): entry id=%ld\n",
e_id.eid_id, 0, 0 );
#endif /* ! BACKSQL_ARBITRARY_KEY */
if ( get_assert( op ) &&
( test_filter( op, &r, get_assertion( op ) )
!= LDAP_COMPARE_TRUE ) )
{
rs->sr_err = LDAP_ASSERTION_FAILED;
e = &r;
goto done;
}
if ( backsql_has_children( op, dbh, &op->o_req_ndn ) == LDAP_COMPARE_TRUE ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"entry \"%s\" has children\n",
op->o_req_dn.bv_val, 0, 0 );
rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
rs->sr_text = "subtree rename not supported";
e = &r;
goto done;
}
/*
* Check for entry access to target
*/
if ( !access_allowed( op, &r, slap_schema.si_ad_entry,
NULL, ACL_WRITE, NULL ) ) {
Debug( LDAP_DEBUG_TRACE, " no access to entry\n", 0, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto done;
}
dnParent( &op->o_req_dn, &pdn );
dnParent( &op->o_req_ndn, &pndn );
/*
* namingContext "" is not supported
*/
if ( BER_BVISEMPTY( &pdn ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"parent is \"\" - aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "not allowed within namingContext";
e = NULL;
goto done;
}
/*
* Check for children access to parent
*/
bsi.bsi_e = &p;
e_id = bsi.bsi_base_id;
rs->sr_err = backsql_init_search( &bsi, &pndn,
LDAP_SCOPE_BASE,
(time_t)(-1), NULL, dbh, op, rs,
slap_anlist_all_attributes,
BACKSQL_ISF_GET_ENTRY );
#ifdef BACKSQL_ARBITRARY_KEY
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"old parent entry id is %s\n",
bsi.bsi_base_id.eid_id.bv_val, 0, 0 );
#else /* ! BACKSQL_ARBITRARY_KEY */
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"old parent entry id is %ld\n",
bsi.bsi_base_id.eid_id, 0, 0 );
#endif /* ! BACKSQL_ARBITRARY_KEY */
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not retrieve renameDN ID - no such entry\n",
0, 0, 0 );
e = &p;
goto done;
}
if ( !access_allowed( op, &p, slap_schema.si_ad_children, NULL,
newSuperior ? ACL_WDEL : ACL_WRITE, NULL ) )
{
Debug( LDAP_DEBUG_TRACE, " no access to parent\n", 0, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto done;
}
if ( newSuperior ) {
(void)backsql_free_entryID( op, &bsi.bsi_base_id, 0 );
/*
* namingContext "" is not supported
*/
if ( BER_BVISEMPTY( newSuperior ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"newSuperior is \"\" - aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "not allowed within namingContext";
e = NULL;
goto done;
}
new_pdn = newSuperior;
new_npdn = op->oq_modrdn.rs_nnewSup;
/*
* Check for children access to new parent
*/
bsi.bsi_e = &n;
rs->sr_err = backsql_init_search( &bsi, new_npdn,
LDAP_SCOPE_BASE,
(time_t)(-1), NULL, dbh, op, rs,
slap_anlist_all_attributes,
( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not retrieve renameDN ID - no such entry\n",
0, 0, 0 );
e = &n;
goto done;
}
n_id = bsi.bsi_base_id;
#ifdef BACKSQL_ARBITRARY_KEY
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"new parent entry id=%s\n",
n_id.eid_id.bv_val, 0, 0 );
#else /* ! BACKSQL_ARBITRARY_KEY */
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"new parent entry id=%ld\n",
n_id.eid_id, 0, 0 );
#endif /* ! BACKSQL_ARBITRARY_KEY */
if ( !access_allowed( op, &n, slap_schema.si_ad_children,
NULL, ACL_WADD, NULL ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"no access to new parent \"%s\"\n",
new_pdn->bv_val, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
e = &n;
goto done;
}
} else {
n_id = bsi.bsi_base_id;
new_pdn = &pdn;
new_npdn = &pndn;
}
if ( newSuperior && dn_match( &pndn, new_npdn ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"newSuperior is equal to old parent - ignored\n",
0, 0, 0 );
newSuperior = NULL;
}
if ( newSuperior && dn_match( &op->o_req_ndn, new_npdn ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"newSuperior is equal to entry being moved "
"- aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "newSuperior is equal to old DN";
e = &r;
goto done;
}
build_new_dn( &new_dn, new_pdn, &op->oq_modrdn.rs_newrdn,
op->o_tmpmemctx );
build_new_dn( &new_ndn, new_npdn, &op->oq_modrdn.rs_nnewrdn,
op->o_tmpmemctx );
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): new entry dn is \"%s\"\n",
new_dn.bv_val, 0, 0 );
realnew_dn = new_dn;
if ( backsql_api_dn2odbc( op, rs, &realnew_dn ) ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(\"%s\"): "
"backsql_api_dn2odbc(\"%s\") failed\n",
op->o_req_dn.bv_val, realnew_dn.bv_val, 0 );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"executing renentry_stmt\n", 0, 0, 0 );
rc = backsql_Prepare( dbh, &sth, bi->sql_renentry_stmt, 0 );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
" backsql_modrdn(): "
"error preparing renentry_stmt\n", 0, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh,
sth, rc );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
rc = backsql_BindParamBerVal( sth, 1, SQL_PARAM_INPUT, &realnew_dn );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
" backsql_add_attr(): "
"error binding DN parameter for objectClass %s\n",
oc->bom_oc->soc_cname.bv_val, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh,
sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
rc = backsql_BindParamID( sth, 2, SQL_PARAM_INPUT, &n_id.eid_id );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
" backsql_add_attr(): "
"error binding parent ID parameter for objectClass %s\n",
oc->bom_oc->soc_cname.bv_val, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh,
sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
rc = backsql_BindParamID( sth, 3, SQL_PARAM_INPUT, &e_id.eid_keyval );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
" backsql_add_attr(): "
"error binding entry ID parameter for objectClass %s\n",
oc->bom_oc->soc_cname.bv_val, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh,
sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
rc = backsql_BindParamID( sth, 4, SQL_PARAM_INPUT, &e_id.eid_id );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
" backsql_add_attr(): "
"error binding ID parameter for objectClass %s\n",
oc->bom_oc->soc_cname.bv_val, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh,
sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_text = "SQL-backend error";
rs->sr_err = LDAP_OTHER;
e = NULL;
goto done;
}
rc = SQLExecute( sth );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modrdn(): "
"could not rename ldap_entries record\n", 0, 0, 0 );
backsql_PrintErrors( bi->sql_db_env, dbh, sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
e = NULL;
goto done;
}
SQLFreeStmt( sth, SQL_DROP );
assert( op->orr_modlist != NULL );
oc = backsql_id2oc( bi, e_id.eid_oc_id );
rs->sr_err = backsql_modify_internal( op, rs, dbh, oc, &e_id, op->orr_modlist );
slap_graduate_commit_csn( op );
if ( rs->sr_err != LDAP_SUCCESS ) {
e = &r;
goto done;
}
if ( BACKSQL_CHECK_SCHEMA( bi ) ) {
char textbuf[ SLAP_TEXT_BUFLEN ] = { '\0' };
backsql_entry_clean( op, &r );
(void)backsql_free_entryID( op, &e_id, 0 );
bsi.bsi_e = &r;
rs->sr_err = backsql_init_search( &bsi, &new_ndn,
LDAP_SCOPE_BASE,
(time_t)(-1), NULL, dbh, op, rs,
slap_anlist_all_attributes,
( BACKSQL_ISF_MATCHED | BACKSQL_ISF_GET_ENTRY ) );
switch ( rs->sr_err ) {
case LDAP_SUCCESS:
break;
case LDAP_REFERRAL:
if ( manageDSAit && !BER_BVISNULL( &bsi.bsi_e->e_nname ) &&
dn_match( &new_ndn, &bsi.bsi_e->e_nname ) )
{
rs->sr_err = LDAP_SUCCESS;
rs->sr_text = NULL;
rs->sr_matched = NULL;
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
break;
}
e = &r;
/* fallthru */
default:
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not retrieve modrdnDN ID - no such entry\n",
0, 0, 0 );
if ( !BER_BVISNULL( &r.e_nname ) ) {
/* FIXME: should always be true! */
e = &r;
} else {
e = NULL;
}
goto done;
}
e_id = bsi.bsi_base_id;
rs->sr_err = entry_schema_check( op, &r, NULL, 0,
&rs->sr_text, textbuf, sizeof( textbuf ) );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, " backsql_add(\"%s\"): "
"entry failed schema check -- aborting\n",
r.e_name.bv_val, 0, 0 );
e = NULL;
goto done;
}
}
done:;
#ifdef SLAP_ACL_HONOR_DISCLOSE
if ( e != NULL ) {
if ( !access_allowed( op, e, slap_schema.si_ad_entry, NULL,
ACL_DISCLOSE, NULL ) )
{
rs->sr_err = LDAP_NO_SUCH_OBJECT;
rs->sr_text = NULL;
rs->sr_matched = NULL;
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
}
}
#endif /* SLAP_ACL_HONOR_DISCLOSE */
/*
* Commit only if all operations succeed
*/
if ( sth != SQL_NULL_HSTMT ) {
SQLUSMALLINT CompletionType = SQL_ROLLBACK;
if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) {
CompletionType = SQL_COMMIT;
}
SQLTransact( SQL_NULL_HENV, dbh, CompletionType );
}
send_ldap_result( op, rs );
if ( !BER_BVISNULL( &realnew_dn ) && realnew_dn.bv_val != new_dn.bv_val ) {
ch_free( realnew_dn.bv_val );
}
if ( !BER_BVISNULL( &new_dn ) ) {
slap_sl_free( new_dn.bv_val, op->o_tmpmemctx );
}
if ( !BER_BVISNULL( &new_ndn ) ) {
slap_sl_free( new_ndn.bv_val, op->o_tmpmemctx );
}
if ( !BER_BVISNULL( &e_id.eid_ndn ) ) {
(void)backsql_free_entryID( op, &e_id, 0 );
}
if ( !BER_BVISNULL( &n_id.eid_ndn ) ) {
(void)backsql_free_entryID( op, &n_id, 0 );
}
if ( !BER_BVISNULL( &r.e_nname ) ) {
backsql_entry_clean( op, &r );
}
if ( !BER_BVISNULL( &p.e_nname ) ) {
backsql_entry_clean( op, &p );
}
if ( !BER_BVISNULL( &n.e_nname ) ) {
backsql_entry_clean( op, &n );
}
if ( rs->sr_ref ) {
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
}
Debug( LDAP_DEBUG_TRACE, "<==backsql_modrdn()\n", 0, 0, 0 );
return rs->sr_err;
}