}
}
+static const adj_index_t
+fib_path_attached_get_adj (fib_path_t *path,
+ vnet_link_t link)
+{
+ if (vnet_sw_interface_is_p2p(vnet_get_main(),
+ path->attached.fp_interface))
+ {
+ /*
+ * point-2-point interfaces do not require a glean, since
+ * there is nothing to ARP. Install a rewrite/nbr adj instead
+ */
+ return (adj_nbr_add_or_lock(path->fp_nh_proto,
+ link,
+ &zero_addr,
+ path->attached.fp_interface));
+ }
+ else
+ {
+ return (adj_glean_add_or_lock(path->fp_nh_proto,
+ path->attached.fp_interface,
+ NULL));
+ }
+}
+
/*
* create of update the paths recursive adj
*/
}
else
{
- return (FIB_FORW_CHAIN_TYPE_MPLS_EOS);
+ return (FIB_FORW_CHAIN_TYPE_MPLS_NON_EOS);
}
}
return (FIB_FORW_CHAIN_TYPE_UNICAST_IP4);
{
path->fp_oper_flags &= ~FIB_PATH_OPER_FLAG_RESOLVED;
}
- if (vnet_sw_interface_is_p2p(vnet_get_main(),
- path->attached.fp_interface))
- {
- /*
- * point-2-point interfaces do not require a glean, since
- * there is nothing to ARP. Install a rewrite/nbr adj instead
- */
- dpo_set(&path->fp_dpo,
- DPO_ADJACENCY,
- fib_proto_to_dpo(path->fp_nh_proto),
- adj_nbr_add_or_lock(
- path->fp_nh_proto,
- fib_proto_to_link(path->fp_nh_proto),
- &zero_addr,
- path->attached.fp_interface));
- }
- else
- {
- dpo_set(&path->fp_dpo,
- DPO_ADJACENCY_GLEAN,
- fib_proto_to_dpo(path->fp_nh_proto),
- adj_glean_add_or_lock(path->fp_nh_proto,
- path->attached.fp_interface,
- NULL));
- }
+ dpo_set(&path->fp_dpo,
+ DPO_ADJACENCY,
+ fib_proto_to_dpo(path->fp_nh_proto),
+ fib_path_attached_get_adj(path,
+ fib_proto_to_link(path->fp_nh_proto)));
+
/*
* become a child of the adjacency so we receive updates
* when the interface state changes
fei = fib_table_entry_special_add(path->recursive.fp_tbl_id,
&pfx,
FIB_SOURCE_RR,
- FIB_ENTRY_FLAG_NONE,
- ADJ_INDEX_INVALID);
+ FIB_ENTRY_FLAG_NONE);
path = fib_path_get(path_index);
path->fp_via_fib = fei;
case FIB_PATH_TYPE_RECEIVE:
return (path->receive.fp_interface);
case FIB_PATH_TYPE_RECURSIVE:
- return (fib_entry_get_resolving_interface(path->fp_via_fib));
+ if (fib_path_is_resolved(path_index))
+ {
+ return (fib_entry_get_resolving_interface(path->fp_via_fib));
+ }
+ break;
case FIB_PATH_TYPE_INTF_RX:
case FIB_PATH_TYPE_SPECIAL:
case FIB_PATH_TYPE_DEAG:
break;
case FIB_PATH_TYPE_RECURSIVE:
- if (FIB_NODE_INDEX_INVALID != path->fp_via_fib)
+ if (FIB_NODE_INDEX_INVALID != path->fp_via_fib &&
+ !fib_path_is_looped(path_index))
{
/*
* there's unresolved due to constraints, and there's unresolved
- * due to ain't go no via. can't do nowt w'out via.
+ * due to ain't got no via. can't do nowt w'out via.
*/
fib_entry_contribute_urpf(path->fp_via_fib, urpf);
}
case FIB_FORW_CHAIN_TYPE_MPLS_EOS:
case FIB_FORW_CHAIN_TYPE_ETHERNET:
case FIB_FORW_CHAIN_TYPE_NSH:
- break;
+ {
+ adj_index_t ai;
+
+ /*
+ * get a appropriate link type adj.
+ */
+ ai = fib_path_attached_get_adj(
+ path,
+ fib_forw_chain_type_to_link_type(fct));
+ dpo_set(dpo, DPO_ADJACENCY,
+ fib_forw_chain_type_to_dpo_proto(fct), ai);
+ adj_unlock(ai);
+ break;
+ }
case FIB_FORW_CHAIN_TYPE_MCAST_IP4:
case FIB_FORW_CHAIN_TYPE_MCAST_IP6:
{
}
int
-fib_path_is_recursive (fib_node_index_t path_index)
+fib_path_is_recursive_constrained (fib_node_index_t path_index)
{
fib_path_t *path;
path = fib_path_get(path_index);
- return (FIB_PATH_TYPE_RECURSIVE == path->fp_type);
+ return ((FIB_PATH_TYPE_RECURSIVE == path->fp_type) &&
+ ((path->fp_cfg_flags & FIB_PATH_CFG_FLAG_RESOLVE_ATTACHED) ||
+ (path->fp_cfg_flags & FIB_PATH_CFG_FLAG_RESOLVE_HOST)));
}
int
return (path->fp_oper_flags & FIB_PATH_OPER_FLAG_RECURSIVE_LOOP);
}
-int
+fib_path_list_walk_rc_t
fib_path_encode (fib_node_index_t path_list_index,
fib_node_index_t path_index,
void *ctx)
path = fib_path_get(path_index);
if (!path)
- return (0);
+ return (FIB_PATH_LIST_WALK_CONTINUE);
vec_add2(*api_rpaths, api_rpath, 1);
api_rpath->rpath.frp_weight = path->fp_weight;
api_rpath->rpath.frp_proto = path->fp_nh_proto;
default:
break;
}
- return (1);
+ return (FIB_PATH_LIST_WALK_CONTINUE);
}
fib_protocol_t