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openldap/servers/slapd/back-sql/modify.c
Kurt Zeilenga 3c598e89fb Happy new year
2004-01-01 19:15:16 +00:00

1555 lines
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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2004 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* 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.
*/
#include "portable.h"
#ifdef SLAPD_SQL
#include <stdio.h>
#include <sys/types.h>
#include "ac/string.h"
#include "slap.h"
#include "ldap_pvt.h"
#include "back-sql.h"
#include "sql-wrap.h"
#include "schema-map.h"
#include "entry-id.h"
#include "util.h"
/*
* PostgreSQL 7.0 doesn't work without :(
*/
#define BACKSQL_REALLOC_STMT
/*
* Skip:
* - the first occurrence of objectClass, which is used
* to determine how to build the SQL entry (FIXME ?!?)
* - operational attributes
* empty attributes (FIXME ?!?)
*/
#define backsql_attr_skip(ad,vals) \
( \
( (ad) == slap_schema.si_ad_objectClass \
&& (vals)[ 1 ].bv_val == NULL ) \
|| is_at_operational( (ad)->ad_type ) \
|| ( (vals)[ 0 ].bv_val == NULL ) \
)
static int
backsql_modify_internal(
Operation *op,
SlapReply *rs,
SQLHDBC dbh,
backsql_oc_map_rec *oc,
backsql_entryID *e_id,
Modifications *modlist )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
RETCODE rc;
SQLHSTMT sth;
Modifications *ml;
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"traversing modifications list\n", 0, 0, 0 );
#ifndef BACKSQL_REALLOC_STMT
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
AttributeDescription *ad;
backsql_at_map_rec *at = NULL;
struct berval *at_val;
Modification *c_mod;
int i;
/* first parameter no, parameter order */
SQLUSMALLINT pno, po;
/* procedure return code */
int prc;
#ifdef BACKSQL_REALLOC_STMT
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
c_mod = &ml->sml_mod;
ad = c_mod->sm_desc;
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"modifying attribute '%s'\n",
ad->ad_cname.bv_val, 0, 0 );
if ( backsql_attr_skip( ad, c_mod->sm_bvalues ) ) {
continue;
}
at = backsql_ad2at( oc, ad );
if ( at == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"attribute provided is not registered "
"in objectClass '%s'\n",
ad->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
goto done;
}
continue;
}
switch( c_mod->sm_op ) {
case LDAP_MOD_REPLACE: {
SQLHSTMT asth;
BACKSQL_ROW_NTS row;
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"replacing values for attribute '%s'\n",
at->ad->ad_cname.bv_val, 0, 0 );
if ( at->add_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"add procedure is not defined "
"for attribute '%s' "
"- unable to perform replacements\n",
at->ad->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
goto done;
}
break;
}
if ( at->delete_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"delete procedure is not defined "
"for attribute '%s' "
"- adding only\n",
at->ad->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
goto done;
}
goto add_only;
}
del_all:
rc = backsql_Prepare( dbh, &asth, at->query, 0 );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"error preparing query\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh,
asth, rc );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
break;
}
rc = backsql_BindParamID( asth, 1, &e_id->keyval );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"error binding key value parameter\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh,
asth, rc );
SQLFreeStmt( asth, SQL_DROP );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
break;
}
rc = SQLExecute( asth );
if ( !BACKSQL_SUCCESS( rc ) ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"error executing attribute query\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh,
asth, rc );
SQLFreeStmt( asth, SQL_DROP );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
break;
}
backsql_BindRowAsStrings( asth, &row );
rc = SQLFetch( asth );
for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( asth ) ) {
for ( i = 0; i < row.ncols; i++ ) {
if ( BACKSQL_IS_DEL( at->expect_return ) ) {
pno = 1;
SQLBindParameter(sth, 1,
SQL_PARAM_OUTPUT,
SQL_C_ULONG,
SQL_INTEGER,
0, 0, &prc, 0, 0 );
} else {
pno = 0;
}
po = ( BACKSQL_IS_DEL( at->param_order ) ) > 0;
SQLBindParameter( sth, pno + 1 + po,
SQL_PARAM_INPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &e_id->keyval, 0, 0 );
/*
* check for syntax needed here
* maybe need binary bind?
*/
SQLBindParameter(sth, pno + 2 - po,
SQL_PARAM_INPUT,
SQL_C_CHAR, SQL_CHAR,
0, 0, row.cols[ i ],
strlen( row.cols[ i ] ), 0 );
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"executing '%s'\n",
at->delete_proc, 0, 0 );
rc = SQLExecDirect( sth,
at->delete_proc, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"delete_proc "
"execution failed\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env,
dbh, sth, rc );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
}
#ifdef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_DROP );
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
}
}
backsql_FreeRow( &row );
SQLFreeStmt( asth, SQL_DROP );
}
/*
* PASSTHROUGH - to add new attributes -- do NOT add break
*/
case LDAP_MOD_ADD:
case SLAP_MOD_SOFTADD:
add_only:;
if ( at->add_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"add procedure is not defined "
"for attribute '%s'\n",
at->ad->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
goto done;
}
break;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"adding new values for attribute '%s'\n",
at->ad->ad_cname.bv_val, 0, 0 );
for ( i = 0, at_val = c_mod->sm_bvalues;
at_val->bv_val != NULL;
i++, at_val++ ) {
if ( BACKSQL_IS_ADD( at->expect_return ) ) {
pno = 1;
SQLBindParameter( sth, 1,
SQL_PARAM_OUTPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &prc, 0, 0);
} else {
pno = 0;
}
po = ( BACKSQL_IS_ADD( at->param_order ) ) > 0;
SQLBindParameter( sth, pno + 1 + po,
SQL_PARAM_INPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &e_id->keyval, 0, 0 );
/*
* check for syntax needed here
* maybe need binary bind?
*/
SQLBindParameter( sth, pno + 2 - po,
SQL_PARAM_INPUT,
SQL_C_CHAR, SQL_CHAR,
0, 0, at_val->bv_val,
at_val->bv_len, 0 );
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"executing '%s'\n",
at->add_proc, 0, 0 );
rc = SQLExecDirect( sth, at->add_proc,
SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"add_proc execution failed\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env,
dbh, sth, rc );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
}
#ifdef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_DROP );
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
}
break;
case LDAP_MOD_DELETE:
if ( at->delete_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"delete procedure is not defined "
"for attribute '%s'\n",
at->ad->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
goto done;
}
break;
}
if ( c_mod->sm_bvalues == NULL ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"no values given to delete "
"for attribute '%s' "
"-- deleting all values\n",
at->ad->ad_cname.bv_val, 0, 0 );
goto del_all;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modify_internal(): "
"deleting values for attribute '%s'\n",
at->ad->ad_cname.bv_val, 0, 0 );
for ( i = 0, at_val = c_mod->sm_bvalues;
at_val->bv_val != NULL;
i++, at_val++ ) {
if ( BACKSQL_IS_DEL( at->expect_return ) ) {
pno = 1;
SQLBindParameter( sth, 1,
SQL_PARAM_OUTPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &prc, 0, 0 );
} else {
pno = 0;
}
po = ( BACKSQL_IS_DEL( at->param_order ) ) > 0;
SQLBindParameter( sth, pno + 1 + po,
SQL_PARAM_INPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &e_id->keyval, 0, 0 );
/*
* check for syntax needed here
* maybe need binary bind?
*/
SQLBindParameter( sth, pno + 2 - po,
SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR,
0, 0, at_val->bv_val,
at_val->bv_len, 0 );
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"executing '%s'\n",
at->delete_proc, 0, 0 );
rc = SQLExecDirect( sth, at->delete_proc,
SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE,
"backsql_modify_internal(): "
"delete_proc execution "
"failed\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env,
dbh, sth, rc );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
}
#ifdef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_DROP );
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
}
break;
}
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_RESET_PARAMS );
#else /* BACKSQL_REALLOC_STMT */
SQLFreeStmt( sth, SQL_DROP );
#endif /* BACKSQL_REALLOC_STMT */
}
done:;
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_DROP );
#endif /* BACKSQL_REALLOC_STMT */
/*
* FIXME: should fail in case one change fails?
*/
return rs->sr_err;
}
int
backsql_modify( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh;
backsql_oc_map_rec *oc = NULL;
backsql_entryID e_id;
Entry e;
/*
* FIXME: in case part of the operation cannot be performed
* (missing mapping, SQL write fails or so) the entire operation
* should be rolled-back
*/
Debug( LDAP_DEBUG_TRACE, "==>backsql_modify(): changing entry '%s'\n",
op->o_req_ndn.bv_val, 0, 0 );
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modify(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
/*
* FIXME: we don't want to send back
* excessively detailed messages
*/
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_dn2id( bi, &e_id, dbh, &op->o_req_ndn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modify(): "
"could not lookup entry id\n", 0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
send_ldap_result( op, rs );
return 1;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modify(): "
"modifying entry '%s' (id=%ld)\n",
e_id.dn.bv_val, e_id.id, 0 );
oc = backsql_id2oc( bi, e_id.oc_id );
if ( oc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modify(): "
"cannot determine objectclass of entry -- aborting\n",
0, 0, 0 );
/*
* FIXME: should never occur, since the entry was built!!!
*/
/*
* FIXME: we don't want to send back
* excessively detailed messages
*/
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
e.e_attrs = NULL;
e.e_name = op->o_req_dn;
e.e_nname = op->o_req_ndn;
if ( !acl_check_modlist( op, &e, op->oq_modify.rs_modlist ) ) {
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
} else {
rs->sr_err = backsql_modify_internal( op, rs, dbh, oc, &e_id,
op->oq_modify.rs_modlist );
}
if ( rs->sr_err == LDAP_SUCCESS ) {
/*
* Commit only if all operations succeed
*/
SQLTransact( SQL_NULL_HENV, dbh,
op->o_noop ? SQL_ROLLBACK : SQL_COMMIT );
}
send_ldap_result( op, rs );
Debug( LDAP_DEBUG_TRACE, "<==backsql_modify()\n", 0, 0, 0 );
return op->o_noop;
}
int
backsql_modrdn( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh;
SQLHSTMT sth;
RETCODE rc;
backsql_entryID e_id, pe_id, new_pid;
backsql_oc_map_rec *oc = NULL;
struct berval p_dn, p_ndn,
*new_pdn = NULL, *new_npdn = NULL,
new_dn, new_ndn;
LDAPRDN new_rdn = NULL;
LDAPRDN old_rdn = NULL;
Entry e;
Modifications *mod;
struct berval *newSuperior = op->oq_modrdn.rs_newSup;
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;
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_dn2id( bi, &e_id, dbh, &op->o_req_ndn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not lookup entry id\n", 0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
send_ldap_result( op, rs );
return 1;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): entry id is %ld\n",
e_id.id, 0, 0 );
if ( backsql_has_children( bi, 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";
send_ldap_result( op, rs );
return 1;
}
dnParent( &op->o_req_dn, &p_dn );
dnParent( &op->o_req_ndn, &p_ndn );
/*
* namingContext "" is not supported
*/
if ( p_dn.bv_len == 0 ) {
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";
send_ldap_result( op, rs );
goto modrdn_return;
}
/*
* Check for children access to parent
*/
e.e_attrs = NULL;
e.e_name = p_dn;
e.e_nname = p_ndn;
if ( !access_allowed( op, &e, slap_schema.si_ad_children,
NULL, ACL_WRITE, NULL ) ) {
Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto modrdn_return;
}
if ( newSuperior ) {
/*
* namingContext "" is not supported
*/
if ( newSuperior->bv_len == 0 ) {
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";
send_ldap_result( op, rs );
goto modrdn_return;
}
new_pdn = newSuperior;
new_npdn = op->oq_modrdn.rs_nnewSup;
e.e_name = *new_pdn;
e.e_nname = *new_npdn;
/*
* Check for children access to new parent
*/
if ( !access_allowed( op, &e, slap_schema.si_ad_children,
NULL, ACL_WRITE, NULL ) ) {
Debug( LDAP_DEBUG_TRACE, "no access to new parent\n",
0, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto modrdn_return;
}
} else {
new_pdn = &p_dn;
new_npdn = &p_ndn;
}
if ( newSuperior && dn_match( &p_ndn, 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";
send_ldap_result( op, rs );
goto modrdn_return;
}
build_new_dn( &new_dn, new_pdn, &op->oq_modrdn.rs_newrdn, NULL );
rs->sr_err = dnNormalize( 0, NULL, NULL, &new_dn, &new_ndn,
op->o_tmpmemctx );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"new dn is invalid ('%s') - aborting\n",
new_dn.bv_val, 0, 0 );
rs->sr_text = "unable to build new DN";
send_ldap_result( op, rs );
goto modrdn_return;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): new entry dn is '%s'\n",
new_dn.bv_val, 0, 0 );
rs->sr_err = backsql_dn2id( bi, &pe_id, dbh, &p_ndn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not lookup old parent entry id\n", 0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
send_ldap_result( op, rs );
goto modrdn_return;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"old parent entry id is %ld\n", pe_id.id, 0, 0 );
rs->sr_err = backsql_dn2id( bi, &new_pid, dbh, new_npdn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not lookup new parent entry id\n", 0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
send_ldap_result( op, rs );
goto modrdn_return;
}
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"new parent entry id is %ld\n", new_pid.id, 0, 0 );
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"executing delentry_query\n", 0, 0, 0 );
SQLAllocStmt( dbh, &sth );
SQLBindParameter( sth, 1, SQL_PARAM_INPUT, SQL_C_ULONG, SQL_INTEGER,
0, 0, &e_id.id, 0, 0 );
rc = SQLExecDirect( sth, bi->delentry_query, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"failed to delete record from ldap_entries\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
goto modrdn_return;
}
SQLFreeStmt( sth, SQL_RESET_PARAMS );
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"executing insentry_query\n", 0, 0, 0 );
backsql_BindParamStr( sth, 1, new_dn.bv_val, BACKSQL_MAX_DN_LEN );
SQLBindParameter( sth, 2, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &e_id.oc_id, 0, 0 );
SQLBindParameter( sth, 3, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &new_pid.id, 0, 0 );
SQLBindParameter( sth, 4, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &e_id.keyval, 0, 0 );
rc = SQLExecDirect( sth, bi->insentry_query, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_modrdn(): "
"could not insert ldap_entries record\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
goto modrdn_return;
}
/*
* Get attribute type and attribute value of our new rdn,
* we will need to add that to our new entry
*/
if ( ldap_bv2rdn( &op->oq_modrdn.rs_newrdn, &new_rdn,
(char **)&rs->sr_text,
LDAP_DN_FORMAT_LDAP ) ) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"backsql_modrdn: can't figure out "
"type(s)/values(s) of newrdn\n",
0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"backsql_modrdn: can't figure out "
"type(s)/values(s) of newrdn\n",
0, 0, 0 );
#endif
rs->sr_err = LDAP_INVALID_DN_SYNTAX;
goto modrdn_return;
}
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, RESULTS,
"backsql_modrdn: new_rdn_type=\"%s\", "
"new_rdn_val=\"%s\"\n",
new_rdn[ 0 ]->la_attr.bv_val,
new_rdn[ 0 ]->la_value.bv_val, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"backsql_modrdn: new_rdn_type=\"%s\", "
"new_rdn_val=\"%s\"\n",
new_rdn[ 0 ]->la_attr.bv_val,
new_rdn[ 0 ]->la_value.bv_val, 0 );
#endif
if ( op->oq_modrdn.rs_deleteoldrdn ) {
if ( ldap_bv2rdn( &op->o_req_dn, &old_rdn,
(char **)&rs->sr_text,
LDAP_DN_FORMAT_LDAP ) ) {
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ERR,
"backsql_modrdn: can't figure out "
"type(s)/values(s) of old_rdn\n",
0, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"backsql_modrdn: can't figure out "
"the old_rdn type(s)/value(s)\n",
0, 0, 0 );
#endif
rs->sr_err = LDAP_OTHER;
goto modrdn_return;
}
}
e.e_name = new_dn;
e.e_nname = new_ndn;
rs->sr_err = slap_modrdn2mods( op, rs, &e, old_rdn, new_rdn, &mod );
if ( rs->sr_err != LDAP_SUCCESS ) {
goto modrdn_return;
}
if ( !acl_check_modlist( op, &e, mod )) {
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
goto modrdn_return;
}
oc = backsql_id2oc( bi, e_id.oc_id );
rs->sr_err = backsql_modify_internal( op, rs, dbh, oc, &e_id, mod );
if ( rs->sr_err == LDAP_SUCCESS ) {
/*
* Commit only if all operations succeed
*/
SQLTransact( SQL_NULL_HENV, dbh,
op->o_noop ? SQL_ROLLBACK : SQL_COMMIT );
}
modrdn_return:
SQLFreeStmt( sth, SQL_DROP );
if ( new_dn.bv_val ) {
ch_free( new_dn.bv_val );
}
if ( new_ndn.bv_val ) {
ch_free( new_ndn.bv_val );
}
/* LDAP v2 supporting correct attribute handling. */
if ( new_rdn != NULL ) {
ldap_rdnfree( new_rdn );
}
if ( old_rdn != NULL ) {
ldap_rdnfree( old_rdn );
}
if( mod != NULL ) {
Modifications *tmp;
for (; mod; mod=tmp ) {
tmp = mod->sml_next;
free( mod );
}
}
send_ldap_result( op, rs );
Debug( LDAP_DEBUG_TRACE, "<==backsql_modrdn()\n", 0, 0, 0 );
return op->o_noop;
}
int
backsql_add( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh;
SQLHSTMT sth;
unsigned long new_keyval = 0;
long i;
RETCODE rc;
backsql_oc_map_rec *oc = NULL;
backsql_at_map_rec *at_rec = NULL;
backsql_entryID e_id, parent_id;
Entry p;
Attribute *at;
struct berval *at_val;
struct berval pdn;
/* first parameter #, parameter order */
SQLUSMALLINT pno, po;
/* procedure return code */
int prc;
Debug( LDAP_DEBUG_TRACE, "==>backsql_add(): adding entry '%s'\n",
op->oq_add.rs_e->e_name.bv_val, 0, 0 );
/* check schema */
if ( global_schemacheck ) {
char textbuf[ SLAP_TEXT_BUFLEN ] = { '\0' };
rs->sr_err = entry_schema_check( op->o_bd, op->oq_add.rs_e,
NULL,
&rs->sr_text, textbuf, sizeof( textbuf ) );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"entry failed schema check -- aborting\n",
0, 0, 0 );
send_ldap_result( op, rs );
return 1;
}
}
/* search structural objectClass */
for ( at = op->oq_add.rs_e->e_attrs; at != NULL; at = at->a_next ) {
if ( at->a_desc == slap_schema.si_ad_structuralObjectClass ) {
break;
}
}
/* there must exist */
assert( at != NULL );
/* I guess we should play with sub/supertypes to find a suitable oc */
oc = backsql_name2oc( bi, &at->a_vals[0] );
if ( oc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"cannot determine objectclass of entry -- aborting\n",
0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted within namingContext";
send_ldap_result( op, rs );
return 1;
}
if ( oc->create_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create procedure is not defined for this objectclass "
"- aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted within namingContext";
send_ldap_result( op, rs );
return 1;
} else if ( BACKSQL_CREATE_NEEDS_SELECT( bi )
&& oc->create_keyval == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create procedure needs select procedure, "
"but none is defined - aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted within namingContext";
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL,
send_ldap_result( op, rs );
return 1;
}
/*
* Check if entry exists
*/
rs->sr_err = backsql_dn2id( bi, &e_id, dbh, &op->oq_add.rs_e->e_name );
if ( rs->sr_err == LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"entry '%s' exists\n",
op->oq_add.rs_e->e_name.bv_val, 0, 0 );
rs->sr_err = LDAP_ALREADY_EXISTS;
send_ldap_result( op, rs );
return 1;
}
/*
* Check if parent exists
*/
dnParent( &op->oq_add.rs_e->e_name, &pdn );
rs->sr_err = backsql_dn2id( bi, &parent_id, dbh, &pdn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"could not lookup parent entry for new record '%s'\n",
pdn.bv_val, 0, 0 );
if ( rs->sr_err != LDAP_NO_SUCH_OBJECT ) {
send_ldap_result( op, rs );
return 1;
}
/*
* Look for matched
*/
while ( 1 ) {
struct berval dn;
char *matched = NULL;
dn = pdn;
dnParent( &dn, &pdn );
/*
* Empty DN ("") defaults to LDAP_SUCCESS
*/
rs->sr_err = backsql_dn2id( bi, &parent_id, dbh, &pdn );
switch ( rs->sr_err ) {
case LDAP_NO_SUCH_OBJECT:
if ( pdn.bv_len > 0 ) {
break;
}
/* fail over to next case */
case LDAP_SUCCESS:
matched = pdn.bv_val;
/* fail over to next case */
default:
rs->sr_err = LDAP_NO_SUCH_OBJECT;
rs->sr_matched = matched;
send_ldap_result( op, rs );
return 1;
}
}
}
/*
* create_proc is executed; if expect_return is set, then
* an output parameter is bound, which should contain
* the id of the added row; otherwise the procedure
* is expected to return the id as the first column of a select
*/
p.e_attrs = NULL;
p.e_name = pdn;
dnParent( &op->oq_add.rs_e->e_nname, &p.e_nname );
if ( !access_allowed( op, &p, slap_schema.si_ad_children,
NULL, ACL_WRITE, NULL ) ) {
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
send_ldap_result( op, rs );
return 1;
}
rc = SQLAllocStmt( dbh, &sth );
if ( rc != SQL_SUCCESS ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
if ( BACKSQL_IS_ADD( oc->expect_return ) ) {
SQLBindParameter( sth, 1, SQL_PARAM_OUTPUT, SQL_C_ULONG,
SQL_INTEGER, 0, 0, &new_keyval, 0, 0 );
}
Debug( LDAP_DEBUG_TRACE, "backsql_add(): executing '%s'\n",
oc->create_proc, 0, 0 );
rc = SQLExecDirect( sth, oc->create_proc, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create_proc execution failed\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc);
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
if ( op->o_noop ) {
SQLTransact( SQL_NULL_HENV, dbh, SQL_ROLLBACK );
}
if ( !BACKSQL_IS_ADD( oc->expect_return ) ) {
SWORD ncols;
SQLINTEGER value_len;
if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_RESET_PARAMS );
#else /* BACKSQL_REALLOC_STMT */
SQLFreeStmt( sth, SQL_DROP );
rc = SQLAllocStmt( dbh, &sth );
if ( rc != SQL_SUCCESS ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
#endif /* BACKSQL_REALLOC_STMT */
rc = SQLExecDirect( sth, oc->create_keyval, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
}
/*
* the query to know the id of the inserted entry
* must be embedded in the create procedure
*/
rc = SQLNumResultCols( sth, &ncols );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create_proc result evaluation failed\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc);
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
} else if ( ncols != 1 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create_proc result is bogus (ncols=%d)\n",
ncols, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc);
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
#if 0
{
SQLCHAR colname[ 64 ];
SQLSMALLINT name_len, col_type, col_scale, col_null;
UDWORD col_prec;
/*
* FIXME: check whether col_type is compatible,
* if it can be null and so on ...
*/
rc = SQLDescribeCol( sth, (SQLUSMALLINT)1,
&colname[ 0 ],
(SQLUINTEGER)( sizeof( colname ) - 1 ),
&name_len, &col_type,
&col_prec, &col_scale, &col_null );
}
#endif
rc = SQLBindCol( sth, (SQLUSMALLINT)1, SQL_C_ULONG,
(SQLPOINTER)&new_keyval,
(SQLINTEGER)sizeof( new_keyval ),
&value_len );
rc = SQLFetch( sth );
if ( value_len <= 0 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create_proc result is empty?\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc);
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
}
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_RESET_PARAMS );
#else /* BACKSQL_REALLOC_STMT */
SQLFreeStmt( sth, SQL_DROP );
#endif /* BACKSQL_REALLOC_STMT */
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"create_proc returned keyval=%ld\n", new_keyval, 0, 0 );
for ( at = op->oq_add.rs_e->e_attrs; at != NULL; at = at->a_next ) {
SQLUSMALLINT currpos;
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"adding attribute '%s'\n",
at->a_desc->ad_cname.bv_val, 0, 0 );
/*
* Skip:
* - the first occurrence of objectClass, which is used
* to determine how to bulid the SQL entry (FIXME ?!?)
* - operational attributes
* empty attributes (FIXME ?!?)
*/
if ( backsql_attr_skip( at->a_desc, at->a_vals ) ) {
continue;
}
at_rec = backsql_ad2at( oc, at->a_desc );
if ( at_rec == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"attribute '%s' is not registered "
"in objectclass '%s'\n",
at->a_desc->ad_cname.bv_val,
BACKSQL_OC_NAME( oc ), 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
send_ldap_result( op, rs );
return 1;
}
continue;
}
if ( at_rec->add_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"add procedure is not defined "
"for attribute '%s'\n",
at->a_desc->ad_cname.bv_val, 0, 0 );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted "
"within namingContext";
send_ldap_result( op, rs );
return 1;
}
continue;
}
#ifdef BACKSQL_REALLOC_STMT
rc = backsql_Prepare( dbh, &sth, at_rec->add_proc, 0 );
if ( rc != SQL_SUCCESS ) {
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
continue;
}
#endif /* BACKSQL_REALLOC_STMT */
if ( BACKSQL_IS_ADD( at_rec->expect_return ) ) {
pno = 1;
SQLBindParameter( sth, 1, SQL_PARAM_OUTPUT,
SQL_C_ULONG, SQL_INTEGER,
0, 0, &prc, 0, 0 );
} else {
pno = 0;
}
po = ( BACKSQL_IS_ADD( at_rec->param_order ) ) > 0;
currpos = pno + 1 + po;
SQLBindParameter( sth, currpos,
SQL_PARAM_INPUT, SQL_C_ULONG,
SQL_INTEGER, 0, 0, &new_keyval, 0, 0 );
currpos = pno + 2 - po;
for ( i = 0, at_val = &at->a_vals[ i ];
at_val->bv_val != NULL;
i++, at_val = &at->a_vals[ i ] ) {
/*
* Do not deal with the objectClass that is used
* to build the entry
*/
if ( at->a_desc == slap_schema.si_ad_objectClass ) {
if ( bvmatch( at_val, &oc->oc->soc_cname ) ) {
continue;
}
}
/*
* check for syntax needed here
* maybe need binary bind?
*/
backsql_BindParamStr( sth, currpos,
at_val->bv_val, at_val->bv_len + 1 );
#ifdef SECURITY_PARANOID
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"executing '%s', id=%ld\n",
at_rec->add_proc, new_keyval, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"executing '%s' with val='%s', id=%ld\n",
at_rec->add_proc, at_val->bv_val, new_keyval );
#endif
#ifndef BACKSQL_REALLOC_STMT
rc = SQLExecDirect( sth, at_rec->add_proc, SQL_NTS );
#else /* BACKSQL_REALLOC_STMT */
rc = SQLExecute( sth );
#endif /* BACKSQL_REALLOC_STMT */
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"add_proc execution failed\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
if ( BACKSQL_FAIL_IF_NO_MAPPING( bi ) ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
}
}
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_RESET_PARAMS );
#else /* BACKSQL_REALLOC_STMT */
SQLFreeStmt( sth, SQL_DROP );
#endif /* BACKSQL_REALLOC_STMT */
}
#ifdef BACKSQL_REALLOC_STMT
rc = backsql_Prepare( dbh, &sth, bi->insentry_query, 0 );
if ( rc != SQL_SUCCESS ) {
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
#endif /* BACKSQL_REALLOC_STMT */
backsql_BindParamStr( sth, 1, op->oq_add.rs_e->e_name.bv_val,
BACKSQL_MAX_DN_LEN );
SQLBindParameter( sth, 2, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &oc->id, 0, 0 );
SQLBindParameter( sth, 3, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &parent_id.id, 0, 0 );
SQLBindParameter( sth, 4, SQL_PARAM_INPUT, SQL_C_LONG, SQL_INTEGER,
0, 0, &new_keyval, 0, 0 );
Debug( LDAP_DEBUG_TRACE, "backsql_add(): executing '%s' for dn '%s'\n",
bi->insentry_query, op->oq_add.rs_e->e_name.bv_val, 0 );
Debug( LDAP_DEBUG_TRACE, " for oc_map_id=%ld, parent_id=%ld, "
"keyval=%ld\n", oc->id, parent_id.id, new_keyval );
#ifndef BACKSQL_REALLOC_STMT
rc = SQLExecDirect( sth, bi->insentry_query, SQL_NTS );
#else /* BACKSQL_REALLOC_STMT */
rc = SQLExecute( sth );
#endif /* BACKSQL_REALLOC_STMT */
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add(): "
"could not insert ldap_entries record\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
/*
* execute delete_proc to delete data added !!!
*/
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
SQLFreeStmt( sth, SQL_DROP );
/*
* Commit only if all operations succeed
*/
SQLTransact( SQL_NULL_HENV, dbh,
op->o_noop ? SQL_ROLLBACK : SQL_COMMIT );
/*
* FIXME: NOOP does not work for add -- it works for all
* the other operations, and I don't get the reason :(
*/
send_ldap_result( op, rs );
return op->o_noop;
}
int
backsql_delete( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh;
SQLHSTMT sth;
RETCODE rc;
backsql_oc_map_rec *oc = NULL;
backsql_entryID e_id;
Entry e;
/* first parameter no */
SQLUSMALLINT pno;
Debug( LDAP_DEBUG_TRACE, "==>backsql_delete(): deleting entry '%s'\n",
op->o_req_ndn.bv_val, 0, 0 );
dnParent( &op->o_req_dn, &e.e_name );
dnParent( &op->o_req_ndn, &e.e_nname );
e.e_attrs = NULL;
/* check parent for "children" acl */
if ( !access_allowed( op, &e, slap_schema.si_ad_children,
NULL, ACL_WRITE, NULL ) ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"no write access to parent\n",
0, 0, 0 );
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL,
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_dn2id( bi, &e_id, dbh, &op->o_req_ndn );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"could not lookup entry id\n", 0, 0, 0 );
send_ldap_result( op, rs );
return 1;
}
rs->sr_err = backsql_has_children( bi, dbh, &op->o_req_ndn );
switch ( rs->sr_err ) {
case LDAP_COMPARE_TRUE:
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"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 delete not supported";
send_ldap_result( op, rs );
return 1;
case LDAP_COMPARE_FALSE:
break;
default:
send_ldap_result( op, rs );
return 1;
}
oc = backsql_id2oc( bi, e_id.oc_id );
if ( oc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"cannot determine objectclass of entry -- aborting\n",
0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted within namingContext";
send_ldap_result( op, rs );
return 1;
}
if ( oc->delete_proc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"delete procedure is not defined "
"for this objectclass - aborting\n", 0, 0, 0 );
rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
rs->sr_text = "operation not permitted within namingContext";
send_ldap_result( op, rs );
return 1;
}
SQLAllocStmt( dbh, &sth );
if ( BACKSQL_IS_DEL( oc->expect_return ) ) {
pno = 1;
SQLBindParameter( sth, 1, SQL_PARAM_OUTPUT, SQL_C_ULONG,
SQL_INTEGER, 0, 0, &rc, 0, 0 );
} else {
pno = 0;
}
SQLBindParameter( sth, pno + 1, SQL_PARAM_INPUT,
SQL_C_ULONG, SQL_INTEGER, 0, 0, &e_id.keyval, 0, 0 );
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): executing '%s'\n",
oc->delete_proc, 0, 0 );
rc = SQLExecDirect( sth, oc->delete_proc, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"delete_proc execution failed\n", 0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
#ifndef BACKSQL_REALLOC_STMT
SQLFreeStmt( sth, SQL_RESET_PARAMS );
#else /* BACKSQL_REALLOC_STMT */
SQLFreeStmt( sth, SQL_DROP );
SQLAllocStmt( dbh, &sth );
#endif /* BACKSQL_REALLOC_STMT */
SQLBindParameter( sth, 1, SQL_PARAM_INPUT, SQL_C_ULONG, SQL_INTEGER,
0, 0, &e_id.id, 0, 0 );
rc = SQLExecDirect( sth, bi->delentry_query, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_delete(): "
"failed to delete record from ldap_entries\n",
0, 0, 0 );
backsql_PrintErrors( bi->db_env, dbh, sth, rc );
SQLFreeStmt( sth, SQL_DROP );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
send_ldap_result( op, rs );
return 1;
}
SQLFreeStmt( sth, SQL_DROP );
/*
* Commit only if all operations succeed
*
* FIXME: backsql_add() does not fail if add operations
* are not available for some attributes, or if
* a multiple value add actually results in a replace,
* or if a single operation on an attribute fails
* for any reason
*/
SQLTransact( SQL_NULL_HENV, dbh,
op->o_noop ? SQL_ROLLBACK : SQL_COMMIT );
rs->sr_err = LDAP_SUCCESS;
send_ldap_result( op, rs );
Debug( LDAP_DEBUG_TRACE, "<==backsql_delete()\n", 0, 0, 0 );
return op->o_noop;
}
#endif /* SLAPD_SQL */
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