mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-27 03:20:22 +08:00
d0868eae95
- SyncRepl support in back-ldbm - back-ldbm functions return LDAP return codes for internal operations (callback) - subentry code copy from back-bdb - Misc udpates
724 lines
17 KiB
C
724 lines
17 KiB
C
/* search.c - ldbm backend search function */
|
|
/* $OpenLDAP$ */
|
|
/*
|
|
* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
|
|
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
|
|
*/
|
|
|
|
#include "portable.h"
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <ac/string.h>
|
|
#include <ac/socket.h>
|
|
|
|
#include "slap.h"
|
|
#include "back-ldbm.h"
|
|
#include "proto-back-ldbm.h"
|
|
|
|
static ID_BLOCK *base_candidate(
|
|
Backend *be, Entry *e );
|
|
|
|
static ID_BLOCK *search_candidates(
|
|
Operation *op, Entry *e, Filter *filter,
|
|
int scope, int deref, int manageDSAit );
|
|
|
|
|
|
int
|
|
ldbm_back_search(
|
|
Operation *op,
|
|
SlapReply *rs )
|
|
{
|
|
struct ldbminfo *li = (struct ldbminfo *) op->o_bd->be_private;
|
|
int rc, err;
|
|
const char *text = NULL;
|
|
time_t stoptime;
|
|
ID_BLOCK *candidates;
|
|
ID id, cursor;
|
|
Entry *e;
|
|
Entry *matched = NULL;
|
|
struct berval realbase = { 0, NULL };
|
|
int manageDSAit = get_manageDSAit( op );
|
|
int cscope = LDAP_SCOPE_DEFAULT;
|
|
|
|
#ifdef LDAP_CACHING
|
|
Entry cache_base_entry;
|
|
#endif /* LDAP_CACHING */
|
|
|
|
struct slap_limits_set *limit = NULL;
|
|
int isroot = 0;
|
|
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, ENTRY, "ldbm_back_search: enter\n", 0, 0, 0 );
|
|
#else
|
|
Debug(LDAP_DEBUG_TRACE, "=> ldbm_back_search\n", 0, 0, 0);
|
|
#endif
|
|
|
|
/* grab giant lock for reading */
|
|
ldap_pvt_thread_rdwr_rlock(&li->li_giant_rwlock);
|
|
|
|
#ifndef LDAP_CACHING
|
|
if ( op->o_req_ndn.bv_len == 0 ) {
|
|
/* DIT root special case */
|
|
e = (Entry *) &slap_entry_root;
|
|
|
|
/* need normalized dn below */
|
|
ber_dupbv( &realbase, &e->e_nname );
|
|
|
|
#else /* LDAP_CACHING */
|
|
if ( op->o_caching_on || op->o_req_ndn.bv_len == 0 ) {
|
|
if (op->o_req_ndn.bv_len == 0) {
|
|
e = (Entry *) &slap_entry_root;
|
|
/* need normalized dn below */
|
|
ber_dupbv( &realbase, &e->e_nname );
|
|
} else {
|
|
if ((op->oq_search.rs_scope == LDAP_SCOPE_BASE)
|
|
&& (e = dn2entry_r( op->o_bd, &op->o_req_ndn, &matched )))
|
|
{
|
|
candidates = base_candidate(op->o_bd, e);
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
goto searchit;
|
|
}
|
|
cache_base_entry.e_nname = op->o_req_ndn;
|
|
e = &cache_base_entry;
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
candidates = search_candidates( op, e, op->oq_search.rs_filter,
|
|
op->oq_search.rs_scope, op->oq_search.rs_deref,
|
|
manageDSAit || get_domainScope(op) );
|
|
|
|
goto searchit;
|
|
|
|
} else if ( op->oq_search.rs_deref & LDAP_DEREF_FINDING ) {
|
|
/* deref dn and get entry with reader lock */
|
|
e = deref_dn_r( op->o_bd, &op->o_req_ndn, &rs->sr_err, &matched, &rs->sr_text );
|
|
|
|
if( rs->sr_err == LDAP_NO_SUCH_OBJECT ) rs->sr_err = LDAP_REFERRAL;
|
|
|
|
} else {
|
|
/* get entry with reader lock */
|
|
e = dn2entry_r( op->o_bd, &op->o_req_ndn, &matched );
|
|
rs->sr_err = e != NULL ? LDAP_SUCCESS : LDAP_REFERRAL;
|
|
rs->sr_text = NULL;
|
|
}
|
|
|
|
if ( e == NULL ) {
|
|
struct berval matched_dn = { 0, NULL };
|
|
|
|
if ( matched != NULL ) {
|
|
BerVarray erefs;
|
|
ber_dupbv( &matched_dn, &matched->e_name );
|
|
|
|
erefs = is_entry_referral( matched )
|
|
? get_entry_referrals( op, matched )
|
|
: NULL;
|
|
|
|
cache_return_entry_r( &li->li_cache, matched );
|
|
|
|
if( erefs ) {
|
|
rs->sr_ref = referral_rewrite( erefs, &matched_dn,
|
|
&op->o_req_dn, op->oq_search.rs_scope );
|
|
|
|
ber_bvarray_free( erefs );
|
|
}
|
|
|
|
} else {
|
|
rs->sr_ref = referral_rewrite( default_referral,
|
|
NULL, &op->o_req_dn, op->oq_search.rs_scope );
|
|
}
|
|
|
|
ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
|
|
|
|
rs->sr_matched = matched_dn.bv_val;
|
|
send_ldap_result( op, rs );
|
|
|
|
ber_bvarray_free( rs->sr_ref );
|
|
ber_memfree( matched_dn.bv_val );
|
|
#ifdef LDAP_SYNCREPL
|
|
return LDAP_REFERRAL;
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
if (!manageDSAit && is_entry_referral( e ) ) {
|
|
/* entry is a referral, don't allow add */
|
|
struct berval matched_dn;
|
|
BerVarray erefs;
|
|
|
|
ber_dupbv( &matched_dn, &e->e_name );
|
|
erefs = get_entry_referrals( op, e );
|
|
rs->sr_ref = NULL;
|
|
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
|
|
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, INFO,
|
|
"ldbm_search: entry (%s) is a referral.\n",
|
|
e->e_dn, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: entry is referral\n",
|
|
0, 0, 0 );
|
|
#endif
|
|
|
|
if( erefs ) {
|
|
rs->sr_ref = referral_rewrite( erefs, &matched_dn,
|
|
&op->o_req_dn, op->oq_search.rs_scope );
|
|
|
|
ber_bvarray_free( erefs );
|
|
}
|
|
|
|
rs->sr_matched = matched_dn.bv_val;
|
|
if( rs->sr_ref ) {
|
|
rs->sr_err = LDAP_REFERRAL;
|
|
send_ldap_result( op, rs );
|
|
ber_bvarray_free( rs->sr_ref );
|
|
|
|
} else {
|
|
send_ldap_error( op, rs, LDAP_OTHER,
|
|
"bad referral object" );
|
|
}
|
|
|
|
ber_memfree( matched_dn.bv_val );
|
|
#ifdef LDAP_SYNCREPL
|
|
return LDAP_OTHER;
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
if ( is_entry_alias( e ) ) {
|
|
/* don't deref */
|
|
op->oq_search.rs_deref = LDAP_DEREF_NEVER;
|
|
}
|
|
|
|
if ( op->oq_search.rs_scope == LDAP_SCOPE_BASE ) {
|
|
cscope = LDAP_SCOPE_BASE;
|
|
candidates = base_candidate( op->o_bd, e );
|
|
|
|
} else {
|
|
cscope = ( op->oq_search.rs_scope != LDAP_SCOPE_SUBTREE )
|
|
? LDAP_SCOPE_BASE : LDAP_SCOPE_SUBTREE;
|
|
candidates = search_candidates( op, e, op->oq_search.rs_filter,
|
|
op->oq_search.rs_scope, op->oq_search.rs_deref, manageDSAit );
|
|
}
|
|
|
|
/* need normalized dn below */
|
|
ber_dupbv( &realbase, &e->e_nname );
|
|
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
|
|
searchit:
|
|
if ( candidates == NULL ) {
|
|
/* no candidates */
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, INFO,
|
|
"ldbm_search: no candidates\n" , 0, 0, 0);
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE, "ldbm_search: no candidates\n",
|
|
0, 0, 0 );
|
|
#endif
|
|
#ifdef LDAP_CACHING
|
|
if ( op->o_caching_on ) {
|
|
ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
rs->sr_err = LDAP_SUCCESS;
|
|
send_ldap_result( op, rs );
|
|
|
|
#ifdef LDAP_CACHING
|
|
if ( op->o_caching_on ) {
|
|
ldap_pvt_thread_rdwr_rlock(&li->li_giant_rwlock);
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
#ifdef LDAP_SYNCREPL
|
|
rc = LDAP_OTHER;
|
|
#else
|
|
rc = 1;
|
|
#endif
|
|
goto done;
|
|
}
|
|
|
|
/* if not root, get appropriate limits */
|
|
#ifndef LDAP_CACHING
|
|
if ( be_isroot( op->o_bd, &op->o_ndn ) )
|
|
#else /* LDAP_CACHING */
|
|
if ( op->o_caching_on || be_isroot( op->o_bd, &op->o_ndn ) )
|
|
#endif /* LDAP_CACHING */
|
|
{
|
|
/*
|
|
* FIXME: I'd consider this dangerous if someone
|
|
* uses isroot for anything but handling limits
|
|
*/
|
|
isroot = 1;
|
|
} else {
|
|
( void ) get_limits( op->o_bd, &op->o_ndn, &limit );
|
|
}
|
|
|
|
/* if candidates exceed to-be-checked entries, abort */
|
|
if ( !isroot && limit->lms_s_unchecked != -1 ) {
|
|
if ( ID_BLOCK_NIDS( candidates ) > (unsigned) limit->lms_s_unchecked ) {
|
|
send_ldap_error( op, rs, LDAP_ADMINLIMIT_EXCEEDED,
|
|
NULL );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* if root an no specific limit is required, allow unlimited search */
|
|
if ( isroot ) {
|
|
if ( op->oq_search.rs_tlimit == 0 ) {
|
|
op->oq_search.rs_tlimit = -1;
|
|
}
|
|
|
|
if ( op->oq_search.rs_slimit == 0 ) {
|
|
op->oq_search.rs_slimit = -1;
|
|
}
|
|
|
|
} else {
|
|
/* if no limit is required, use soft limit */
|
|
if ( op->oq_search.rs_tlimit <= 0 ) {
|
|
op->oq_search.rs_tlimit = limit->lms_t_soft;
|
|
|
|
/* if requested limit higher than hard limit, abort */
|
|
} else if ( op->oq_search.rs_tlimit > limit->lms_t_hard ) {
|
|
/* no hard limit means use soft instead */
|
|
if ( limit->lms_t_hard == 0
|
|
&& limit->lms_t_soft > -1
|
|
&& op->oq_search.rs_tlimit > limit->lms_t_soft ) {
|
|
op->oq_search.rs_tlimit = limit->lms_t_soft;
|
|
|
|
/* positive hard limit means abort */
|
|
} else if ( limit->lms_t_hard > 0 ) {
|
|
send_ldap_error( op, rs,
|
|
LDAP_ADMINLIMIT_EXCEEDED,
|
|
NULL );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
|
|
/* negative hard limit means no limit */
|
|
}
|
|
|
|
/* if no limit is required, use soft limit */
|
|
if ( op->oq_search.rs_slimit <= 0 ) {
|
|
op->oq_search.rs_slimit = limit->lms_s_soft;
|
|
|
|
/* if requested limit higher than hard limit, abort */
|
|
} else if ( op->oq_search.rs_slimit > limit->lms_s_hard ) {
|
|
/* no hard limit means use soft instead */
|
|
if ( limit->lms_s_hard == 0
|
|
&& limit->lms_s_soft > -1
|
|
&& op->oq_search.rs_slimit > limit->lms_s_soft ) {
|
|
op->oq_search.rs_slimit = limit->lms_s_soft;
|
|
|
|
/* positive hard limit means abort */
|
|
} else if ( limit->lms_s_hard > 0 ) {
|
|
send_ldap_error( op, rs,
|
|
LDAP_ADMINLIMIT_EXCEEDED,
|
|
NULL );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
|
|
/* negative hard limit means no limit */
|
|
}
|
|
}
|
|
|
|
/* compute it anyway; root does not use it */
|
|
stoptime = op->o_time + op->oq_search.rs_tlimit;
|
|
rs->sr_attrs = op->oq_search.rs_attrs;
|
|
|
|
for ( id = idl_firstid( candidates, &cursor ); id != NOID;
|
|
id = idl_nextid( candidates, &cursor ) )
|
|
{
|
|
int scopeok = 0;
|
|
int result = 0;
|
|
|
|
/* check for abandon */
|
|
if ( op->o_abandon ) {
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
|
|
/* check time limit */
|
|
if ( op->oq_search.rs_tlimit != -1 && slap_get_time() > stoptime ) {
|
|
rs->sr_err = LDAP_TIMELIMIT_EXCEEDED;
|
|
send_ldap_result( op, rs );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
|
|
/* get the entry with reader lock */
|
|
e = id2entry_r( op->o_bd, id );
|
|
|
|
if ( e == NULL ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, INFO,
|
|
"ldbm_search: candidate %ld not found.\n", id, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: candidate %ld not found\n",
|
|
id, 0, 0 );
|
|
#endif
|
|
|
|
goto loop_continue;
|
|
}
|
|
|
|
rs->sr_entry = e;
|
|
|
|
#ifdef LDBM_SUBENTRIES
|
|
if ( is_entry_subentry( e ) ) {
|
|
if( op->oq_search.rs_scope != LDAP_SCOPE_BASE ) {
|
|
if(!get_subentries_visibility( op )) {
|
|
/* only subentries are visible */
|
|
goto loop_continue;
|
|
}
|
|
} else if ( get_subentries( op ) &&
|
|
!get_subentries_visibility( op ))
|
|
{
|
|
/* only subentries are visible */
|
|
goto loop_continue;
|
|
}
|
|
} else if ( get_subentries_visibility( op )) {
|
|
/* only subentries are visible */
|
|
goto loop_continue;
|
|
}
|
|
#endif
|
|
|
|
#ifdef LDAP_CACHING
|
|
if ( !op->o_caching_on ) {
|
|
#endif /* LDAP_CACHING */
|
|
|
|
if ( op->oq_search.rs_deref & LDAP_DEREF_SEARCHING && is_entry_alias( e ) ) {
|
|
Entry *matched;
|
|
int err;
|
|
const char *text;
|
|
|
|
e = deref_entry_r( op->o_bd, e, &err, &matched, &text );
|
|
|
|
if( e == NULL ) {
|
|
e = matched;
|
|
goto loop_continue;
|
|
}
|
|
|
|
if( e->e_id == id ) {
|
|
/* circular loop */
|
|
goto loop_continue;
|
|
}
|
|
|
|
/* need to skip alias which deref into scope */
|
|
if( op->oq_search.rs_scope & LDAP_SCOPE_ONELEVEL ) {
|
|
struct berval pdn;
|
|
dnParent( &e->e_nname, &pdn );
|
|
if ( ber_bvcmp( &pdn, &realbase ) ) {
|
|
goto loop_continue;
|
|
}
|
|
|
|
} else if ( dnIsSuffix( &e->e_nname, &realbase ) ) {
|
|
/* alias is within scope */
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, DETAIL1,
|
|
"ldbm_search: alias \"%s\" in subtree\n", e->e_dn, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: alias \"%s\" in subtree\n",
|
|
e->e_dn, 0, 0 );
|
|
#endif
|
|
|
|
goto loop_continue;
|
|
}
|
|
|
|
rs->sr_entry = e;
|
|
|
|
scopeok = 1;
|
|
}
|
|
|
|
/*
|
|
* if it's a referral, add it to the list of referrals. only do
|
|
* this for non-base searches, and don't check the filter
|
|
* explicitly here since it's only a candidate anyway.
|
|
*/
|
|
if ( !manageDSAit && op->oq_search.rs_scope != LDAP_SCOPE_BASE &&
|
|
is_entry_referral( e ) )
|
|
{
|
|
struct berval dn;
|
|
|
|
/* check scope */
|
|
if ( !scopeok && op->oq_search.rs_scope == LDAP_SCOPE_ONELEVEL ) {
|
|
if ( !be_issuffix( op->o_bd, &e->e_nname ) ) {
|
|
dnParent( &e->e_nname, &dn );
|
|
scopeok = dn_match( &dn, &realbase );
|
|
} else {
|
|
scopeok = (realbase.bv_len == 0);
|
|
}
|
|
|
|
} else if ( !scopeok && op->oq_search.rs_scope == LDAP_SCOPE_SUBTREE ) {
|
|
scopeok = dnIsSuffix( &e->e_nname, &realbase );
|
|
|
|
} else {
|
|
scopeok = 1;
|
|
}
|
|
|
|
if( scopeok ) {
|
|
BerVarray erefs = get_entry_referrals( op, e );
|
|
rs->sr_ref = referral_rewrite( erefs,
|
|
&e->e_name, NULL,
|
|
op->oq_search.rs_scope == LDAP_SCOPE_SUBTREE
|
|
? LDAP_SCOPE_SUBTREE
|
|
: LDAP_SCOPE_BASE );
|
|
|
|
send_search_reference( op, rs );
|
|
|
|
ber_bvarray_free( rs->sr_ref );
|
|
rs->sr_ref = NULL;
|
|
|
|
} else {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, DETAIL2,
|
|
"ldbm_search: candidate referral %ld scope not okay\n",
|
|
id, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: candidate referral %ld scope not okay\n",
|
|
id, 0, 0 );
|
|
#endif
|
|
}
|
|
|
|
goto loop_continue;
|
|
}
|
|
|
|
#ifdef LDAP_CACHING
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
#ifdef LDAP_SYNCREPL
|
|
if ( !manageDSAit && is_entry_glue( e )) {
|
|
goto loop_continue;
|
|
}
|
|
#endif
|
|
|
|
/* if it matches the filter and scope, send it */
|
|
result = test_filter( op, e, op->oq_search.rs_filter );
|
|
|
|
if ( result == LDAP_COMPARE_TRUE ) {
|
|
struct berval dn;
|
|
|
|
/* check scope */
|
|
if ( !scopeok && op->oq_search.rs_scope == LDAP_SCOPE_ONELEVEL ) {
|
|
if ( !be_issuffix( op->o_bd, &e->e_nname ) ) {
|
|
dnParent( &e->e_nname, &dn );
|
|
scopeok = dn_match( &dn, &realbase );
|
|
} else {
|
|
scopeok = (realbase.bv_len == 0);
|
|
}
|
|
|
|
} else if ( !scopeok && op->oq_search.rs_scope == LDAP_SCOPE_SUBTREE ) {
|
|
scopeok = dnIsSuffix( &e->e_nname, &realbase );
|
|
|
|
} else {
|
|
scopeok = 1;
|
|
}
|
|
|
|
if ( scopeok ) {
|
|
/* check size limit */
|
|
if ( --op->oq_search.rs_slimit == -1 ) {
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
|
|
send_ldap_result( op, rs );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
|
|
if (e) {
|
|
|
|
#ifdef LDAP_CACHING
|
|
if ( op->o_caching_on ) {
|
|
ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
result = send_search_entry( op, rs );
|
|
|
|
#ifdef LDAP_CACHING
|
|
if ( op->o_caching_on ) {
|
|
ldap_pvt_thread_rdwr_rlock( &li->li_giant_rwlock );
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
|
|
|
|
switch (result) {
|
|
case 0: /* entry sent ok */
|
|
break;
|
|
case 1: /* entry not sent */
|
|
break;
|
|
case -1: /* connection closed */
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
rc = 0;
|
|
goto done;
|
|
}
|
|
}
|
|
} else {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, DETAIL2,
|
|
"ldbm_search: candidate entry %ld scope not okay\n",
|
|
id, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: candidate entry %ld scope not okay\n",
|
|
id, 0, 0 );
|
|
#endif
|
|
}
|
|
|
|
} else {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, DETAIL2,
|
|
"ldbm_search: candidate entry %ld does not match filter\n",
|
|
id, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"ldbm_search: candidate entry %ld does not match filter\n",
|
|
id, 0, 0 );
|
|
#endif
|
|
}
|
|
|
|
loop_continue:
|
|
if( e != NULL ) {
|
|
/* free reader lock */
|
|
#ifndef LDAP_CACHING
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
#else /* LDAP_CACHING */
|
|
if ( !op->o_caching_on ) {
|
|
cache_return_entry_r( &li->li_cache, e );
|
|
}
|
|
#endif /* LDAP_CACHING */
|
|
}
|
|
|
|
ldap_pvt_thread_yield();
|
|
}
|
|
|
|
rs->sr_err = rs->sr_v2ref ? LDAP_REFERRAL : LDAP_SUCCESS;
|
|
rs->sr_ref = rs->sr_v2ref;
|
|
send_ldap_result( op, rs );
|
|
|
|
rc = 0;
|
|
|
|
done:
|
|
ldap_pvt_thread_rdwr_runlock(&li->li_giant_rwlock);
|
|
|
|
if( candidates != NULL )
|
|
idl_free( candidates );
|
|
|
|
if( rs->sr_v2ref ) ber_bvarray_free( rs->sr_v2ref );
|
|
if( realbase.bv_val ) free( realbase.bv_val );
|
|
|
|
return rc;
|
|
}
|
|
|
|
static ID_BLOCK *
|
|
base_candidate(
|
|
Backend *be,
|
|
Entry *e )
|
|
{
|
|
ID_BLOCK *idl;
|
|
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, ENTRY, "base_candidate: base (%s)\n", e->e_dn, 0, 0 );
|
|
#else
|
|
Debug(LDAP_DEBUG_TRACE, "base_candidates: base: \"%s\"\n",
|
|
e->e_dn, 0, 0);
|
|
#endif
|
|
|
|
|
|
idl = idl_alloc( 1 );
|
|
idl_insert( &idl, e->e_id, 1 );
|
|
|
|
return( idl );
|
|
}
|
|
|
|
static ID_BLOCK *
|
|
search_candidates(
|
|
Operation *op,
|
|
Entry *e,
|
|
Filter *filter,
|
|
int scope,
|
|
int deref,
|
|
int manageDSAit )
|
|
{
|
|
ID_BLOCK *candidates;
|
|
Filter f, fand, rf, af, xf;
|
|
AttributeAssertion aa_ref, aa_alias;
|
|
struct berval bv_ref = { sizeof("referral")-1, "referral" };
|
|
struct berval bv_alias = { sizeof("alias")-1, "alias" };
|
|
#ifdef LDBM_SUBENTRIES
|
|
Filter sf;
|
|
AttributeAssertion aa_subentry;
|
|
#endif
|
|
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( BACK_LDBM, DETAIL1,
|
|
"search_candidates: base (%s) scope %d deref %d\n",
|
|
e->e_ndn, scope, deref );
|
|
#else
|
|
Debug(LDAP_DEBUG_TRACE,
|
|
"search_candidates: base=\"%s\" s=%d d=%d\n",
|
|
e->e_ndn, scope, deref );
|
|
#endif
|
|
|
|
|
|
xf.f_or = filter;
|
|
xf.f_choice = LDAP_FILTER_OR;
|
|
xf.f_next = NULL;
|
|
|
|
if( !manageDSAit ) {
|
|
/* match referrals */
|
|
rf.f_choice = LDAP_FILTER_EQUALITY;
|
|
rf.f_ava = &aa_ref;
|
|
rf.f_av_desc = slap_schema.si_ad_objectClass;
|
|
rf.f_av_value = bv_ref;
|
|
rf.f_next = xf.f_or;
|
|
xf.f_or = &rf;
|
|
}
|
|
|
|
if( deref & LDAP_DEREF_SEARCHING ) {
|
|
/* match aliases */
|
|
af.f_choice = LDAP_FILTER_EQUALITY;
|
|
af.f_ava = &aa_alias;
|
|
af.f_av_desc = slap_schema.si_ad_objectClass;
|
|
af.f_av_value = bv_alias;
|
|
af.f_next = xf.f_or;
|
|
xf.f_or = ⁡
|
|
}
|
|
|
|
f.f_next = NULL;
|
|
f.f_choice = LDAP_FILTER_AND;
|
|
f.f_and = &fand;
|
|
fand.f_choice = scope == LDAP_SCOPE_SUBTREE
|
|
? SLAPD_FILTER_DN_SUBTREE
|
|
: SLAPD_FILTER_DN_ONE;
|
|
fand.f_dn = &e->e_nname;
|
|
fand.f_next = xf.f_or == filter ? filter : &xf ;
|
|
|
|
#ifdef LDBM_SUBENTRIES
|
|
if ( get_subentries_visibility( op )) {
|
|
struct berval bv_subentry = { sizeof("SUBENTRY")-1, "SUBENTRY" };
|
|
sf.f_choice = LDAP_FILTER_EQUALITY;
|
|
sf.f_ava = &aa_subentry;
|
|
sf.f_av_desc = slap_schema.si_ad_objectClass;
|
|
sf.f_av_value = bv_subentry;
|
|
sf.f_next = fand.f_next;
|
|
fand.f_next = &sf;
|
|
}
|
|
#endif
|
|
|
|
candidates = filter_candidates( op, &f );
|
|
|
|
return( candidates );
|
|
}
|