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ITS#6730: Fix missing refint updates with subtrees/subordinates

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This commit is contained in:
Hallvard Furuseth 2010-12-01 11:19:17 +00:00
parent 9a9302a2f5
commit a36512660f
1 changed files with 44 additions and 50 deletions
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94
servers/slapd/overlays/refint.c
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@ -416,6 +416,8 @@ refint_search_cb(
** if this attr exists in the search result,
** and it has a value matching the target:
** allocate an attr;
** save/build DNs of any subordinate matches;
** handle special case: found exact + subordinate match;
** handle olcRefintNothing;
**
*/
@ -428,12 +430,20 @@ refint_search_cb(
ip->attrs = NULL;
for(ia = da; ia; ia = ia->next) {
if ( (a = attr_find(rs->sr_entry->e_attrs, ia->attr) ) ) {
int first = -1, count = 0, deleted = 0;
int exact = -1, is_exact;
na = NULL;
for(i = 0, b = a->a_nvals; b[i].bv_val; i++) {
if(dnIsSuffix(&b[i], &rq->oldndn)) {
is_exact = b[i].bv_len == rq->oldndn.bv_len;
/* Paranoia: skip buggy duplicate exact match,
* it would break ra_numvals
*/
if ( is_exact && exact >= 0 )
continue;
/* first match? create structure */
if ( na == NULL ) {
na = op->o_tmpcalloc( 1,
@ -442,78 +452,62 @@ refint_search_cb(
na->next = ip->attrs;
ip->attrs = na;
na->attr = ia->attr;
/* delete, or exact match? note it's first match */
if ( BER_BVISEMPTY( &rq->newdn ) &&
b[i].bv_len == rq->oldndn.bv_len )
{
first = i;
}
}
/* if it's a rename, or a subordinate match,
* save old and build new dn */
if ( !BER_BVISEMPTY( &rq->newdn ) &&
b[i].bv_len != rq->oldndn.bv_len )
{
na->ra_numvals++;
if ( is_exact ) {
/* Exact match: refint_repair will deduce the DNs */
exact = i;
} else {
/* Subordinate match */
struct berval newsub, newdn, olddn, oldndn;
/* if not first, save first as well */
if ( first != -1 ) {
ber_dupbv_x( &olddn, &a->a_vals[first], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_vals, &olddn, op->o_tmpmemctx );
ber_dupbv_x( &oldndn, &a->a_nvals[first], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_nvals, &oldndn, op->o_tmpmemctx );
na->ra_numvals++;
newsub = a->a_vals[first];
newsub.bv_len -= rq->olddn.bv_len + 1;
build_new_dn( &newdn, &rq->newdn, &newsub, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_vals, &newdn, op->o_tmpmemctx );
newsub = a->a_nvals[first];
newsub.bv_len -= rq->oldndn.bv_len + 1;
build_new_dn( &newdn, &rq->newndn, &newsub, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_nvals, &newdn, op->o_tmpmemctx );
first = -1;
}
/* Save old DN */
ber_dupbv_x( &olddn, &a->a_vals[i], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_vals, &olddn, op->o_tmpmemctx );
ber_dupbv_x( &oldndn, &a->a_nvals[i], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_nvals, &oldndn, op->o_tmpmemctx );
na->ra_numvals++;
if ( BER_BVISEMPTY( &rq->newdn ) )
continue;
/* Rename subordinate match: Build new DN */
newsub = a->a_vals[i];
newsub.bv_len -= rq->olddn.bv_len + 1;
build_new_dn( &newdn, &rq->newdn, &newsub, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_vals, &newdn, op->o_tmpmemctx );
newsub = a->a_nvals[i];
newsub.bv_len -= rq->oldndn.bv_len + 1;
build_new_dn( &newdn, &rq->newndn, &newsub, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_nvals, &newdn, op->o_tmpmemctx );
}
/* count deletes */
if ( BER_BVISEMPTY( &rq->newdn ) ) {
deleted++;
}
}
}
/* If we got both subordinate and exact match,
* refint_repair won't special-case the exact match */
if ( exact >= 0 && na->old_vals ) {
struct berval dn;
ber_dupbv_x( &dn, &a->a_vals[exact], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_vals, &dn, op->o_tmpmemctx );
ber_dupbv_x( &dn, &a->a_nvals[exact], op->o_tmpmemctx );
ber_bvarray_add_x( &na->old_nvals, &dn, op->o_tmpmemctx );
if ( !BER_BVISEMPTY( &rq->newdn ) ) {
ber_dupbv_x( &dn, &rq->newdn, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_vals, &dn, op->o_tmpmemctx );
ber_dupbv_x( &dn, &rq->newndn, op->o_tmpmemctx );
ber_bvarray_add_x( &na->new_nvals, &dn, op->o_tmpmemctx );
}
}
/* Deleting/replacing all values and a nothing DN is configured? */
if ( deleted == i && na && !BER_BVISNULL(&dd->nothing) )
if ( na && na->ra_numvals == i && !BER_BVISNULL(&dd->nothing) )
na->dont_empty = 1;
Debug( LDAP_DEBUG_TRACE, "refint_search_cb: %s: %s (#%d)\n",