#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "lutil.h"
int
do_delete(
Operation *op,
SlapReply *rs )
{
struct berval dn = BER_BVNULL;
Debug( LDAP_DEBUG_TRACE, "%s do_delete\n",
op->o_log_prefix, 0, 0 );
if ( ber_scanf( op->o_ber, "m", &dn ) == LBER_ERROR ) {
Debug( LDAP_DEBUG_ANY, "%s do_delete: ber_scanf failed\n",
op->o_log_prefix, 0, 0 );
send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
return SLAPD_DISCONNECT;
}
if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "%s do_delete: get_ctrls failed\n",
op->o_log_prefix, 0, 0 );
goto cleanup;
}
rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
op->o_tmpmemctx );
if( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_ANY, "%s do_delete: invalid dn (%s)\n",
op->o_log_prefix, dn.bv_val, 0 );
send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
goto cleanup;
}
Statslog( LDAP_DEBUG_STATS, "%s DEL dn=\"%s\"\n",
op->o_log_prefix, op->o_req_dn.bv_val, 0, 0, 0 );
if( op->o_req_ndn.bv_len == 0 ) {
Debug( LDAP_DEBUG_ANY, "%s do_delete: root dse!\n",
op->o_log_prefix, 0, 0 );
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"cannot delete the root DSE" );
goto cleanup;
} else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
Debug( LDAP_DEBUG_ANY, "%s do_delete: subschema subentry!\n",
op->o_log_prefix, 0, 0 );
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"cannot delete the root DSE" );
goto cleanup;
}
op->o_bd = frontendDB;
rs->sr_err = frontendDB->be_delete( op, rs );
#ifdef LDAP_X_TXN
if( rs->sr_err == LDAP_X_TXN_SPECIFY_OKAY ) {
return rs->sr_err;
}
#endif
cleanup:;
op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
return rs->sr_err;
}
int
fe_op_delete( Operation *op, SlapReply *rs )
{
struct berval pdn = BER_BVNULL;
BackendDB *op_be, *bd = op->o_bd;
op->o_bd = select_backend( &op->o_req_ndn, 1 );
if ( op->o_bd == NULL ) {
op->o_bd = bd;
rs->sr_ref = referral_rewrite( default_referral,
NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
if (!rs->sr_ref) rs->sr_ref = default_referral;
if ( rs->sr_ref != NULL ) {
rs->sr_err = LDAP_REFERRAL;
send_ldap_result( op, rs );
if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
} else {
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"no global superior knowledge" );
}
goto cleanup;
}
op_be = op->o_bd;
if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
op->o_bd = select_backend( &op->o_req_ndn, 0 );
}
if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
send_ldap_result( op, rs );
goto cleanup;
}
if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
goto cleanup;
}
if ( op->o_bd->be_delete ) {
int repl_user = be_isupdate( op );
if ( !SLAP_SINGLE_SHADOW(op->o_bd) || repl_user ) {
struct berval org_req_dn = BER_BVNULL;
struct berval org_req_ndn = BER_BVNULL;
struct berval org_dn = BER_BVNULL;
struct berval org_ndn = BER_BVNULL;
int org_managedsait;
op->o_bd = op_be;
op->o_bd->be_delete( op, rs );
org_req_dn = op->o_req_dn;
org_req_ndn = op->o_req_ndn;
org_dn = op->o_dn;
org_ndn = op->o_ndn;
org_managedsait = get_manageDSAit( op );
op->o_dn = op->o_bd->be_rootdn;
op->o_ndn = op->o_bd->be_rootndn;
op->o_managedsait = SLAP_CONTROL_NONCRITICAL;
while ( rs->sr_err == LDAP_SUCCESS &&
op->o_delete_glue_parent )
{
op->o_delete_glue_parent = 0;
if ( !be_issuffix( op->o_bd, &op->o_req_ndn )) {
slap_callback cb = { NULL, NULL, NULL, NULL };
cb.sc_response = slap_null_cb;
dnParent( &op->o_req_ndn, &pdn );
op->o_req_dn = pdn;
op->o_req_ndn = pdn;
op->o_callback = &cb;
op->o_bd->be_delete( op, rs );
} else {
break;
}
}
op->o_managedsait = org_managedsait;
op->o_dn = org_dn;
op->o_ndn = org_ndn;
op->o_req_dn = org_req_dn;
op->o_req_ndn = org_req_ndn;
op->o_delete_glue_parent = 0;
} else {
BerVarray defref = op->o_bd->be_update_refs
? op->o_bd->be_update_refs : default_referral;
if ( defref != NULL ) {
rs->sr_ref = referral_rewrite( defref,
NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
if (!rs->sr_ref) rs->sr_ref = defref;
rs->sr_err = LDAP_REFERRAL;
send_ldap_result( op, rs );
if (rs->sr_ref != defref) ber_bvarray_free( rs->sr_ref );
} else {
send_ldap_error( op, rs,
LDAP_UNWILLING_TO_PERFORM,
"shadow context; no update referral" );
}
}
} else {
send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
"operation not supported within namingContext" );
}
cleanup:;
op->o_bd = bd;
return rs->sr_err;
}