*/
static fib_entry_src_vft_t fib_entry_src_vft[FIB_SOURCE_MAX];
-static fib_protocol_t
-fib_entry_get_proto (const fib_entry_t * fib_entry)
-{
- return (fib_entry->fe_prefix.fp_proto);
-}
-
void
fib_entry_src_register (fib_source_t source,
const fib_entry_src_vft_t *vft)
const fib_entry_src_t *esrc;
fib_forward_chain_type_t fct;
int n_recursive_constrained;
+ u16 preference;
} fib_entry_src_collect_forwarding_ctx_t;
/**
return (dfct);
}
+static dpo_proto_t
+fib_prefix_get_payload_proto (const fib_prefix_t *pfx)
+{
+ switch (pfx->fp_proto)
+ {
+ case FIB_PROTOCOL_IP4:
+ return (DPO_PROTO_IP4);
+ case FIB_PROTOCOL_IP6:
+ return (DPO_PROTO_IP6);
+ case FIB_PROTOCOL_MPLS:
+ return (pfx->fp_payload_proto);
+ }
+
+ ASSERT(0);
+ return (DPO_PROTO_IP4);
+}
+
static void
fib_entry_src_get_path_forwarding (fib_node_index_t path_index,
fib_entry_src_collect_forwarding_ctx_t *ctx)
case FIB_FORW_CHAIN_TYPE_UNICAST_IP6:
case FIB_FORW_CHAIN_TYPE_MCAST_IP4:
case FIB_FORW_CHAIN_TYPE_MCAST_IP6:
+ case FIB_FORW_CHAIN_TYPE_BIER:
/*
* EOS traffic with no label to stack, we need the IP Adj
*/
ctx->fct),
&nh->path_dpo);
fib_path_stack_mpls_disp(path_index,
- ctx->fib_entry->fe_prefix.fp_payload_proto,
+ fib_prefix_get_payload_proto(&ctx->fib_entry->fe_prefix),
&nh->path_dpo);
break;
{
ctx->n_recursive_constrained += 1;
}
+ if (0xffff == ctx->preference)
+ {
+ /*
+ * not set a preference yet, so the first path we encounter
+ * sets the preference we are collecting.
+ */
+ ctx->preference = fib_path_get_preference(path_index);
+ }
+ else if (ctx->preference != fib_path_get_preference(path_index))
+ {
+ /*
+ * this path does not belong to the same preference as the
+ * previous paths encountered. we are done now.
+ */
+ return (FIB_PATH_LIST_WALK_STOP);
+ }
/*
* get the matching path-extension for the path being visited.
.next_hops = NULL,
.n_recursive_constrained = 0,
.fct = fct,
+ .preference = 0xffff,
};
/*
}
else
{
+ fib_protocol_t flow_hash_proto;
flow_hash_config_t fhc;
- fib_protocol_t fp;
/*
* if the protocol for the LB we are building does not match that
* then the fib_index is not an index that relates to the table
* type we need. So get the default flow-hash config instead.
*/
- fp = dpo_proto_to_fib(lb_proto);
-
- if (fib_entry->fe_prefix.fp_proto != fp)
+ flow_hash_proto = dpo_proto_to_fib(lb_proto);
+ if (fib_entry->fe_prefix.fp_proto != flow_hash_proto)
{
- fhc = fib_table_get_default_flow_hash_config(fp);
+ fhc = fib_table_get_default_flow_hash_config(flow_hash_proto);
}
else
{
- fhc = fib_table_get_flow_hash_config(fib_entry->fe_fib_index, fp);
+ fhc = fib_table_get_flow_hash_config(fib_entry->fe_fib_index,
+ flow_hash_proto);
}
+
dpo_set(dpo_lb,
DPO_LOAD_BALANCE,
lb_proto,
fib_entry_src_vft[source].fesv_add(esrc,
fib_entry,
flags,
- fib_entry_get_proto(fib_entry),
+ fib_entry_get_dpo_proto(fib_entry),
dpo);
}
fib_entry_src_vft[source].fesv_add(esrc,
fib_entry,
flags,
- fib_entry_get_proto(fib_entry),
+ fib_entry_get_dpo_proto(fib_entry),
dpo);
}
{
esrc->fes_entry_flags &= ~FIB_ENTRY_FLAG_ATTACHED;
}
+ if (rpath->frp_flags & FIB_ROUTE_PATH_DEAG)
+ {
+ esrc->fes_entry_flags |= FIB_ENTRY_FLAG_LOOSE_URPF_EXEMPT;
+ }
}
if (fib_route_attached_cross_table(fib_entry, rpath))
{
source,
flags,
drop_dpo_get(
- fib_proto_to_dpo(
- fib_entry_get_proto(fib_entry))));
+ fib_entry_get_dpo_proto(fib_entry)));
esrc = fib_entry_src_find(fib_entry, source, NULL);
}
source,
flags,
drop_dpo_get(
- fib_proto_to_dpo(
- fib_entry_get_proto(fib_entry))));
+ fib_entry_get_dpo_proto(fib_entry)));
esrc = fib_entry_src_find(fib_entry, source, NULL);
}
fib_path_list_contribute_forwarding(
esrc->fes_pl,
fib_entry_get_default_chain_type(fib_entry),
+ FIB_PATH_LIST_FWD_FLAG_NONE,
dpo);
return (dpo_id_is_valid(dpo));