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https://git.openldap.org/openldap/openldap.git
synced 2024-12-27 03:20:22 +08:00
125 lines
3.0 KiB
C
125 lines
3.0 KiB
C
/* referral.c - LDBM backend referral handler */
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/* $OpenLDAP$ */
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/*
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* Copyright 2000-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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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/socket.h>
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#include "slap.h"
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#include "back-ldbm.h"
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int
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ldbm_back_referrals(
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Operation *op,
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SlapReply *rs )
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{
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struct ldbminfo *li = (struct ldbminfo *) op->o_bd->be_private;
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Entry *e, *matched;
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if( op->o_tag == LDAP_REQ_SEARCH ) {
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/* let search take care of itself */
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return LDAP_SUCCESS;
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}
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if( get_manageDSAit( op ) ) {
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/* let op take care of DSA management */
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return LDAP_SUCCESS;
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}
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/* grab giant lock for reading */
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ldap_pvt_thread_rdwr_rlock(&li->li_giant_rwlock);
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/* get entry with reader lock */
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e = dn2entry_r( op->o_bd, &op->o_req_ndn, &matched );
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if ( e == NULL ) {
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if ( matched != NULL ) {
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rs->sr_matched = ch_strdup( matched->e_dn );
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1,
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"ldbm_back_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
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op->o_tag, op->o_req_dn.bv_val, rs->sr_matched );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"ldbm_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
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op->o_tag, op->o_req_dn.bv_val, rs->sr_matched );
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#endif
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if( is_entry_referral( matched ) ) {
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rs->sr_err = LDAP_OTHER;
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rs->sr_ref = get_entry_referrals( op, matched );
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}
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cache_return_entry_r( &li->li_cache, matched );
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} else if ( default_referral != NULL ) {
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rs->sr_err = LDAP_OTHER;
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rs->sr_ref = referral_rewrite( default_referral,
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NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
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}
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ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
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if( rs->sr_ref != NULL ) {
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/* send referrals */
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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ber_bvarray_free( rs->sr_ref );
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} else if ( rs->sr_err != LDAP_SUCCESS ) {
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rs->sr_text = rs->sr_matched ? "bad referral object" : "bad default referral";
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send_ldap_result( op, rs );
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}
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if ( rs->sr_matched ) free( (char *)rs->sr_matched );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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return rs->sr_err;
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}
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if ( is_entry_referral( e ) ) {
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/* entry is a referral */
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BerVarray refs = get_entry_referrals( op, e );
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rs->sr_ref = referral_rewrite(
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refs, &e->e_name, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1,
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"ldbm_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
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op->o_tag, op->o_req_dn.bv_val, e->e_dn );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"ldbm_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
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op->o_tag, op->o_req_dn.bv_val, e->e_dn );
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#endif
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rs->sr_matched = e->e_name.bv_val;
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if( rs->sr_ref != NULL ) {
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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ber_bvarray_free( rs->sr_ref );
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} else {
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send_ldap_error( op, rs, LDAP_OTHER,
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"bad referral object" );
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}
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if( refs != NULL ) ber_bvarray_free( refs );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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}
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cache_return_entry_r( &li->li_cache, e );
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ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
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return rs->sr_err;
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}
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