static slap_overinst *overlays;
-enum db_which { db_open = 0, db_close, db_destroy };
+enum db_which {
+ db_open = 0,
+ db_close,
+ db_destroy,
+ db_last
+};
static int
over_db_func(
ct = config_find_keyword( on->on_bi.bi_cf_ocs->co_table, &ca );
if ( ct ) {
rc = config_add_vals( ct, &ca );
+ if ( rc != SLAP_CONF_UNKNOWN )
+ break;
}
}
if (on->on_bi.bi_db_config && rc == SLAP_CONF_UNKNOWN) {
return rc;
}
-#endif /* SLAP_OVERLAY_ACCESS */
-enum op_which {
- op_bind = 0,
- op_unbind,
- op_search,
- op_compare,
- op_modify,
- op_modrdn,
- op_add,
- op_delete,
- op_abandon,
- op_cancel,
- op_extended,
- op_aux_operational,
- op_aux_chk_referrals,
- op_aux_chk_controls,
- op_last
-};
+static int
+over_acl_group(
+ Operation *op,
+ Entry *e,
+ struct berval *gr_ndn,
+ struct berval *op_ndn,
+ ObjectClass *group_oc,
+ AttributeDescription *group_at )
+{
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendInfo *bi = op->o_bd->bd_info;
+ BackendDB *be = op->o_bd, db;
+ int rc = SLAP_CB_CONTINUE;
+
+ /* FIXME: used to happen for instance during abandon
+ * when global overlays are used... */
+ assert( op->o_bd != NULL );
+
+ oi = op->o_bd->bd_info->bi_private;
+ on = oi->oi_list;
+
+ for ( ; on; on = on->on_next ) {
+ if ( on->on_bi.bi_acl_group ) {
+ /* NOTE: do not copy the structure until required */
+ if ( !SLAP_ISOVERLAY( op->o_bd ) ) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+
+ op->o_bd->bd_info = (BackendInfo *)on;
+ rc = on->on_bi.bi_acl_group( op, e,
+ gr_ndn, op_ndn, group_oc, group_at );
+ if ( rc != SLAP_CB_CONTINUE ) break;
+ }
+ }
+
+ if ( rc == SLAP_CB_CONTINUE ) {
+ BI_acl_group *bi_acl_group;
+
+ /* if the database structure was changed, o_bd points to a
+ * copy of the structure; put the original bd_info in place */
+ if ( SLAP_ISOVERLAY( op->o_bd ) ) {
+ op->o_bd->bd_info = oi->oi_orig;
+ }
+
+ if ( oi->oi_orig->bi_acl_group ) {
+ bi_acl_group = oi->oi_orig->bi_acl_group;
+ } else {
+ bi_acl_group = backend_group;
+ }
+
+ rc = bi_acl_group( op, e,
+ gr_ndn, op_ndn, group_oc, group_at );
+ }
+ /* should not fall thru this far without anything happening... */
+ if ( rc == SLAP_CB_CONTINUE ) {
+ /* access not allowed */
+ rc = 0;
+ }
+
+ op->o_bd = be;
+ op->o_bd->bd_info = bi;
+
+ return rc;
+}
+
+static int
+over_acl_attribute(
+ Operation *op,
+ Entry *target,
+ struct berval *entry_ndn,
+ AttributeDescription *entry_at,
+ BerVarray *vals,
+ slap_access_t access )
+{
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendInfo *bi = op->o_bd->bd_info;
+ BackendDB *be = op->o_bd, db;
+ int rc = SLAP_CB_CONTINUE;
+
+ /* FIXME: used to happen for instance during abandon
+ * when global overlays are used... */
+ assert( op->o_bd != NULL );
+
+ oi = op->o_bd->bd_info->bi_private;
+ on = oi->oi_list;
+
+ for ( ; on; on = on->on_next ) {
+ if ( on->on_bi.bi_acl_attribute ) {
+ /* NOTE: do not copy the structure until required */
+ if ( !SLAP_ISOVERLAY( op->o_bd ) ) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+
+ op->o_bd->bd_info = (BackendInfo *)on;
+ rc = on->on_bi.bi_acl_attribute( op, target,
+ entry_ndn, entry_at, vals, access );
+ if ( rc != SLAP_CB_CONTINUE ) break;
+ }
+ }
+
+ if ( rc == SLAP_CB_CONTINUE ) {
+ BI_acl_attribute *bi_acl_attribute;
+
+ /* if the database structure was changed, o_bd points to a
+ * copy of the structure; put the original bd_info in place */
+ if ( SLAP_ISOVERLAY( op->o_bd ) ) {
+ op->o_bd->bd_info = oi->oi_orig;
+ }
+
+ if ( oi->oi_orig->bi_acl_attribute ) {
+ bi_acl_attribute = oi->oi_orig->bi_acl_attribute;
+ } else {
+ bi_acl_attribute = backend_attribute;
+ }
+
+ rc = bi_acl_attribute( op, target,
+ entry_ndn, entry_at, vals, access );
+ }
+ /* should not fall thru this far without anything happening... */
+ if ( rc == SLAP_CB_CONTINUE ) {
+ /* access not allowed */
+ rc = 0;
+ }
+
+ op->o_bd = be;
+ op->o_bd->bd_info = bi;
+
+ return rc;
+}
+#endif /* SLAP_OVERLAY_ACCESS */
/*
* default return code in case of missing backend function
* and overlay stack returning SLAP_CB_CONTINUE
*/
-static int op_rc[] = {
+static int op_rc[ op_last ] = {
LDAP_UNWILLING_TO_PERFORM, /* bind */
LDAP_UNWILLING_TO_PERFORM, /* unbind */
LDAP_UNWILLING_TO_PERFORM, /* search */
SLAP_CB_CONTINUE /* aux_chk_controls; pass to frontend */
};
-static int
-over_op_func(
+int overlay_op_walk(
Operation *op,
SlapReply *rs,
- enum op_which which
+ slap_operation_t which,
+ slap_overinfo *oi,
+ slap_overinst *on
)
{
- slap_overinfo *oi;
- slap_overinst *on;
BI_op_bind **func;
- BackendDB *be = op->o_bd, db;
- slap_callback cb = {NULL, over_back_response, NULL, NULL};
int rc = SLAP_CB_CONTINUE;
- /* FIXME: used to happen for instance during abandon
- * when global overlays are used... */
- assert( op->o_bd != NULL );
-
- oi = op->o_bd->bd_info->bi_private;
- on = oi->oi_list;
-
- if ( !SLAP_ISOVERLAY( op->o_bd )) {
- db = *op->o_bd;
- db.be_flags |= SLAP_DBFLAG_OVERLAY;
- op->o_bd = &db;
- }
- cb.sc_next = op->o_callback;
- cb.sc_private = oi;
- op->o_callback = &cb;
-
for (; on; on=on->on_next ) {
func = &on->on_bi.bi_op_bind;
if ( func[which] ) {
*/
if ( rc == LDAP_UNWILLING_TO_PERFORM ) {
slap_callback *sc_next;
- for ( ; op->o_callback && op->o_callback != cb.sc_next;
- op->o_callback = sc_next ) {
+ for ( ; op->o_callback && op->o_callback->sc_response !=
+ over_back_response; op->o_callback = sc_next ) {
sc_next = op->o_callback->sc_next;
if ( op->o_callback->sc_cleanup ) {
op->o_callback->sc_cleanup( op, rs );
}
}
}
+ return rc;
+}
+
+static int
+over_op_func(
+ Operation *op,
+ SlapReply *rs,
+ slap_operation_t which
+)
+{
+ slap_overinfo *oi;
+ slap_overinst *on;
+ BackendDB *be = op->o_bd, db;
+ slap_callback cb = {NULL, over_back_response, NULL, NULL};
+ int rc = SLAP_CB_CONTINUE;
+
+ /* FIXME: used to happen for instance during abandon
+ * when global overlays are used... */
+ assert( op->o_bd != NULL );
+
+ oi = op->o_bd->bd_info->bi_private;
+ on = oi->oi_list;
+
+ if ( !SLAP_ISOVERLAY( op->o_bd )) {
+ db = *op->o_bd;
+ db.be_flags |= SLAP_DBFLAG_OVERLAY;
+ op->o_bd = &db;
+ }
+ cb.sc_next = op->o_callback;
+ cb.sc_private = oi;
+ op->o_callback = &cb;
+
+ rc = overlay_op_walk( op, rs, which, oi, on );
+
op->o_bd = be;
op->o_callback = cb.sc_next;
return rc;
enum conn_which {
conn_init = 0,
- conn_destroy
+ conn_destroy,
+ conn_last
};
static int
oi = ch_malloc( sizeof( slap_overinfo ) );
oi->oi_orig = be->bd_info;
oi->oi_bi = *be->bd_info;
+ oi->oi_origdb = be;
/* NOTE: the first time a global overlay is configured,
* frontendDB gets this flag; it is used later by overlays
bi->bi_chk_controls = over_aux_chk_controls;
#ifdef SLAP_OVERLAY_ACCESS
- /* this has a specific arglist */
+ /* these have specific arglists */
bi->bi_access_allowed = over_access_allowed;
+ bi->bi_acl_group = over_acl_group;
+ bi->bi_acl_attribute = over_acl_attribute;
#endif /* SLAP_OVERLAY_ACCESS */
bi->bi_connection_init = over_connection_init;