/* search.c - search operation */
/* $OpenLDAP$ */
/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
ID *ids );
static int search_candidates(
BackendDB *be,
+ Operation *op,
Entry *e,
Filter *filter,
int scope,
int deref,
- int manageDSAit,
ID *ids );
int
BackendDB *be,
Connection *conn,
Operation *op,
- const char *base,
- const char *nbase,
+ struct berval *base,
+ struct berval *nbase,
int scope,
int deref,
int slimit,
int tlimit,
Filter *filter,
- const char *filterstr,
- struct berval **attrs,
+ struct berval *filterstr,
+ AttributeName *attrs,
int attrsonly )
{
struct bdb_info *bdb = (struct bdb_info *) be->be_private;
ID id, cursor;
ID candidates[BDB_IDL_UM_SIZE];
Entry *e = NULL;
- struct berval **v2refs = NULL;
+ BerVarray v2refs = NULL;
Entry *matched = NULL;
- char *realbase = NULL;
+ struct berval realbase = { 0, NULL };
int nentries = 0;
int manageDSAit;
manageDSAit = get_manageDSAit( op );
- if ( *nbase == '\0' ) {
+ if ( nbase->bv_len == 0 ) {
/* DIT root special case */
e = (Entry *) &slap_entry_root;
rc = 0;
#ifdef BDB_ALIASES
/* get entry with reader lock */
if ( deref & LDAP_DEREF_FINDING ) {
- e = deref_dn_r( be, nbase, &err, &matched, &text );
+ e = deref_dn_r( be, nbase-, &err, &matched, &text );
} else
#endif
{
- rc = bdb_dn2entry( be, NULL, nbase, &e, &matched, 0 );
+ rc = bdb_dn2entry_r( be, NULL, nbase, &e, &matched, 0 );
}
switch(rc) {
case 0:
break;
default:
+ if (e != NULL) {
+ bdb_cache_return_entry_w(&bdb->bi_cache, e);
+ }
+ if (matched != NULL) {
+ bdb_cache_return_entry_r(&bdb->bi_cache, matched);
+ }
send_ldap_result( conn, op, rc=LDAP_OTHER,
NULL, "internal error", NULL, NULL );
return rc;
}
if ( e == NULL ) {
- char *matched_dn = NULL;
- struct berval **refs = NULL;
+ struct berval matched_dn = { 0, NULL };
+ BerVarray refs = NULL;
if ( matched != NULL ) {
- struct berval **erefs;
- matched_dn = ch_strdup( matched->e_dn );
+ BerVarray erefs;
+
+ ber_dupbv( &matched_dn, &matched->e_name );
erefs = is_entry_referral( matched )
- ? get_entry_referrals( be, conn, op, matched,
- base, scope )
+ ? get_entry_referrals( be, conn, op, matched )
: NULL;
- bdb_entry_return( be, matched );
+ bdb_cache_return_entry_r (&bdb->bi_cache, matched);
matched = NULL;
if( erefs ) {
- refs = referral_rewrite( erefs, matched_dn,
+ refs = referral_rewrite( erefs, &matched_dn,
base, scope );
- ber_bvecfree( erefs );
+ ber_bvarray_free( erefs );
}
} else {
}
send_ldap_result( conn, op, rc=LDAP_REFERRAL ,
- matched_dn, text, refs, NULL );
-
- ber_bvecfree( refs );
- free( matched_dn );
+ matched_dn.bv_val, text, refs, NULL );
+ if ( refs ) ber_bvarray_free( refs );
+ if ( matched_dn.bv_val ) ber_memfree( matched_dn.bv_val );
return rc;
}
if (!manageDSAit && e != &slap_entry_root && is_entry_referral( e ) ) {
/* entry is a referral, don't allow add */
- char *matched_dn = ch_strdup( e->e_dn );
- struct berval **erefs = get_entry_referrals( be,
- conn, op, e, base, scope );
- struct berval **refs = NULL;
+ struct berval matched_dn;
+ BerVarray erefs, refs;
+
+ ber_dupbv( &matched_dn, &e->e_name );
+ erefs = get_entry_referrals( be, conn, op, e );
+ refs = NULL;
- bdb_entry_return( be, e );
+ bdb_cache_return_entry_r( &bdb->bi_cache, e );
e = NULL;
if( erefs ) {
- refs = referral_rewrite( erefs, matched_dn,
+ refs = referral_rewrite( erefs, &matched_dn,
base, scope );
- ber_bvecfree( erefs );
+ ber_bvarray_free( erefs );
}
Debug( LDAP_DEBUG_TRACE, "bdb_search: entry is referral\n",
0, 0, 0 );
send_ldap_result( conn, op, LDAP_REFERRAL,
- matched_dn, refs ? NULL : "bad referral object",
+ matched_dn.bv_val,
+ refs ? NULL : "bad referral object",
refs, NULL );
- ber_bvecfree( refs );
- free( matched_dn );
-
+ ber_bvarray_free( refs );
+ ber_memfree( matched_dn.bv_val );
return 1;
}
} else {
BDB_IDL_ALL( bdb, candidates );
- rc = search_candidates( be, e, filter,
- scope, deref, manageDSAit, candidates );
+ rc = search_candidates( be, op, e, filter,
+ scope, deref, candidates );
}
/* need normalized dn below */
- realbase = ch_strdup( e->e_ndn );
+ ber_dupbv( &realbase, &e->e_nname );
/* start cursor at base entry's id
* FIXME: hack to make "" base work */
cursor = e->e_id == NOID ? 1 : e->e_id;
if ( e != &slap_entry_root ) {
- bdb_entry_return( be, e );
+ bdb_cache_return_entry_r(&bdb->bi_cache, e);
}
e = NULL;
}
/* get the entry with reader lock */
- rc = bdb_id2entry( be, NULL, id, &e );
+ rc = bdb_id2entry_r( be, NULL, id, &e );
if ( e == NULL ) {
if( !BDB_IDL_IS_RANGE(candidates) ) {
goto loop_continue;
}
+#ifdef BDB_SUBENTRIES
+ if ( is_entry_subentry( e ) ) {
+ if( 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 BDB_ALIASES
if ( deref & LDAP_DEREF_SEARCHING && is_entry_alias( e ) ) {
Entry *matched;
/* need to skip alias which deref into scope */
if( scope & LDAP_SCOPE_ONELEVEL ) {
- char *pdn = dn_parent( NULL, e->e_ndn );
- if ( pdn != NULL ) {
- if( strcmp( pdn, realbase ) ) {
- goto loop_continue;
- }
+ struct berval pdn;
+
+ dnParent( &e->e_nname, &pdn ):
+ if ( ber_bvcmp( pdn, &realbase ) ) {
+ goto loop_continue;
}
- } else if ( dn_issuffix( e->e_ndn, realbase ) ) {
+ } else if ( dnIsSuffix( &e->e_nname, &realbase ) ) {
/* alias is within scope */
Debug( LDAP_DEBUG_TRACE,
"bdb_search: \"%s\" in subtree\n",
if ( !manageDSAit && scope != LDAP_SCOPE_BASE &&
is_entry_referral( e ) )
{
- struct berval **erefs = get_entry_referrals(
- be, conn, op, e, NULL, scope );
- struct berval **refs = referral_rewrite( erefs, e->e_dn, NULL,
+ BerVarray erefs = get_entry_referrals(
+ be, conn, op, e );
+ BerVarray refs = referral_rewrite( erefs,
+ &e->e_name, NULL,
scope == LDAP_SCOPE_SUBTREE
? LDAP_SCOPE_SUBTREE
: LDAP_SCOPE_BASE );
send_search_reference( be, conn, op,
e, refs, NULL, &v2refs );
- ber_bvecfree( refs );
+ ber_bvarray_free( refs );
goto loop_continue;
}
/* if it matches the filter and scope, send it */
rc = test_filter( be, conn, op, e, filter );
if ( rc == LDAP_COMPARE_TRUE ) {
- char *dn;
+ struct berval dn;
/* check scope */
if ( !scopeok && scope == LDAP_SCOPE_ONELEVEL ) {
- if ( (dn = dn_parent( be, e->e_ndn )) != NULL ) {
- scopeok = (dn == realbase)
- ? 1
- : (strcmp( dn, realbase ) ? 0 : 1 );
+ if ( be_issuffix( be, &e->e_nname ) ) {
+ scopeok = (realbase.bv_len == 0);
} else {
- scopeok = (realbase == NULL || *realbase == '\0');
+ dnParent( &e->e_nname, &dn );
+ scopeok = dn_match( &dn, &realbase );
}
} else if ( !scopeok && scope == LDAP_SCOPE_SUBTREE ) {
- dn = ch_strdup( e->e_ndn );
- scopeok = dn_issuffix( dn, realbase );
- free( dn );
+ scopeok = dnIsSuffix( &e->e_nname, &realbase );
} else {
scopeok = 1;
if ( scopeok ) {
/* check size limit */
if ( --slimit == -1 ) {
- bdb_entry_return( be, e );
+ bdb_cache_return_entry_r (&bdb->bi_cache, e);
e = NULL;
send_search_result( conn, op,
rc = LDAP_SIZELIMIT_EXCEEDED, NULL, NULL,
}
if (e) {
- int result = send_search_entry( be, conn, op,
- e, attrs, attrsonly, NULL);
+ int result;
+
+ if( op->o_noop ) {
+ result = 0;
+ } else {
+ result = send_search_entry( be, conn, op,
+ e, attrs, attrsonly, NULL);
+ }
switch (result) {
case 0: /* entry sent ok */
case 1: /* entry not sent */
break;
case -1: /* connection closed */
- bdb_entry_return( be, e );
+ bdb_cache_return_entry_r(&bdb->bi_cache, e);
e = NULL;
rc = LDAP_OTHER;
goto done;
loop_continue:
if( e != NULL ) {
/* free reader lock */
- bdb_entry_return( be, e );
+ bdb_cache_return_entry_r ( &bdb->bi_cache, e );
+ e = NULL;
}
ldap_pvt_thread_yield();
rc = 0;
done:
- ber_bvecfree( v2refs );
- if( realbase ) ch_free( realbase );
+ if( e != NULL ) {
+ /* free reader lock */
+ bdb_cache_return_entry_r ( &bdb->bi_cache, e );
+ }
+
+ if( v2refs ) ber_bvarray_free( v2refs );
+ if( realbase.bv_val ) ch_free( realbase.bv_val );
return rc;
}
static int search_candidates(
BackendDB *be,
+ Operation *op,
Entry *e,
Filter *filter,
int scope,
int deref,
- int manageDSAit,
ID *ids )
{
int rc;
- Filter f, fand, rf, xf;
+ Filter f, scopef, rf, xf;
ID tmp[BDB_IDL_UM_SIZE];
AttributeAssertion aa_ref;
- struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+#ifdef BDB_SUBENTRIES
+ Filter sf;
+ AttributeAssertion aa_subentry;
+#endif
#ifdef BDB_ALIASES
Filter af;
AttributeAssertion aa_alias;
#endif
+ struct bdb_info *bdb = (struct bdb_info *) be->be_private;
+
+ /*
+ * This routine takes as input a filter (user-filter)
+ * and rewrites it as follows:
+ * (&(scope=DN)[(objectClass=subentry)]
+ * (|[(objectClass=referral)(objectClass=alias)](user-filter))
+ */
Debug(LDAP_DEBUG_TRACE,
"search_candidates: base=\"%s\" (0x%08lx) scope=%d\n",
/* If the user's filter doesn't mention objectClass, or if
* it just uses objectClass=*, these clauses are redundant.
*/
- if (oc_filter(filter)) {
- if( !manageDSAit ) { /* match referrals */
- static struct berval bv_ref = { sizeof("REFERRAL")-1, "REFERRAL" };
+ if (oc_filter(filter) && !get_subentries_visibility(op) ) {
+ if( !get_manageDSAit(op) ) { /* match referrals */
+ struct berval bv_ref = { sizeof("REFERRAL")-1, "REFERRAL" };
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_av_value = bv_ref;
rf.f_next = xf.f_or;
xf.f_or = &rf;
}
#ifdef BDB_ALIASES
if( deref & LDAP_DEREF_SEARCHING ) { /* match aliases */
- static struct berval bv_alias = { sizeof("ALIAS")-1, "ALIAS" };
+ struct berval bv_alias = { sizeof("ALIAS")-1, "ALIAS" };
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_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
+ f.f_and = &scopef;
+ scopef.f_choice = scope == LDAP_SCOPE_SUBTREE
? SLAPD_FILTER_DN_SUBTREE
: SLAPD_FILTER_DN_ONE;
- fand.f_dn = e->e_ndn;
- fand.f_next = xf.f_or == filter ? filter : &xf ;
-
+ scopef.f_dn = &e->e_nname;
+ scopef.f_next = xf.f_or == filter ? filter : &xf ;
+
+#ifdef BDB_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 = scopef.f_next;
+ scopef.f_next = &sf;
+ }
+#endif
-#ifdef BDB_FILTER_INDICES
rc = bdb_filter_candidates( be, &f, ids, tmp );
-#else
- /* FIXME: Original code:
- BDB_IDL_ID( bdb, ids, e->e_id );
- * this is a hack to make "" base work; when bdb_filter_candidates
- * is used this should not be needed any more */
- BDB_IDL_ID( bdb, ids, (e->e_id == NOID ? 1 : e->e_id) );
- rc = 0;
-#endif
Debug(LDAP_DEBUG_TRACE,
"bdb_search_candidates: id=%ld first=%ld last=%ld\n",