MPLS infrastructure improvments

[vpp.git] / vnet / vnet / ip / lookup.c

diff --git a/vnet/vnet/ip/lookup.c b/vnet/vnet/ip/lookup.c
index 1f8735b..1a32b4a 100644 (file)
--- a/vnet/vnet/ip/lookup.c
+++ b/vnet/vnet/ip/lookup.c
@@ -47,6 +47,7 @@
 #include <vnet/dpo/classify_dpo.h>
 #include <vnet/dpo/punt_dpo.h>
 #include <vnet/dpo/receive_dpo.h>
+#include <vnet/dpo/ip_null_dpo.h>
 
 /**
  * @file
@@ -164,8 +165,10 @@ ip_interface_address_add_del (ip_lookup_main_t * lm,
 void ip_lookup_init (ip_lookup_main_t * lm, u32 is_ip6)
 {
   /* ensure that adjacency is cacheline aligned and sized */
-  ASSERT(STRUCT_OFFSET_OF(ip_adjacency_t, cacheline0) == 0);
-  ASSERT(STRUCT_OFFSET_OF(ip_adjacency_t, cacheline1) == CLIB_CACHE_LINE_BYTES);
+  STATIC_ASSERT(STRUCT_OFFSET_OF(ip_adjacency_t, cacheline0) == 0,
+               "Cache line marker must be 1st element in struct");
+  STATIC_ASSERT(STRUCT_OFFSET_OF(ip_adjacency_t, cacheline1) == CLIB_CACHE_LINE_BYTES,
+               "Data in cache line 0 is bigger than cache line size");
 
   /* Preallocate three "special" adjacencies */
   lm->adjacency_heap = adj_pool;
@@ -278,6 +281,12 @@ static uword unformat_dpo (unformat_input_t * input, va_list * args)
     dpo_copy(dpo, punt_dpo_get(proto));
   else if (unformat (input, "local"))
     receive_dpo_add_or_lock(proto, ~0, NULL, dpo);
+  else if (unformat (input, "null-send-unreach"))
+      ip_null_dpo_add_and_lock(proto, IP_NULL_ACTION_SEND_ICMP_UNREACH, dpo);
+  else if (unformat (input, "null-send-prohibit"))
+      ip_null_dpo_add_and_lock(proto, IP_NULL_ACTION_SEND_ICMP_PROHIBIT, dpo);
+  else if (unformat (input, "null"))
+      ip_null_dpo_add_and_lock(proto, IP_NULL_ACTION_NONE, dpo);
   else if (unformat (input, "classify"))
     {
       u32 classify_table_index;
@@ -289,7 +298,7 @@ static uword unformat_dpo (unformat_input_t * input, va_list * args)
        }
 
       dpo_set(dpo, DPO_CLASSIFY, proto,
-              classify_dpo_create(fp, classify_table_index));
+              classify_dpo_create(proto, classify_table_index));
     }
   else
     return 0;
@@ -337,10 +346,10 @@ vnet_ip_route_cmd (vlib_main_t * vm,
 {
   unformat_input_t _line_input, * line_input = &_line_input;
   fib_route_path_t *rpaths = NULL, rpath;
-  dpo_id_t dpo = DPO_NULL, *dpos = NULL;
+  dpo_id_t dpo = DPO_INVALID, *dpos = NULL;
   fib_prefix_t *prefixs = NULL, pfx;
+  mpls_label_t out_label, via_label;
   clib_error_t * error = NULL;
-  mpls_label_t out_label;
   u32 table_id, is_del;
   vnet_main_t * vnm;
   u32 fib_index;
@@ -352,6 +361,7 @@ vnet_ip_route_cmd (vlib_main_t * vm,
   table_id = 0;
   count = 1;
   memset(&pfx, 0, sizeof(pfx));
+  out_label = via_label = MPLS_LABEL_INVALID;
 
   /* Get a line of input. */
   if (! unformat_user (main_input, unformat_line_input, line_input))
@@ -394,7 +404,16 @@ vnet_ip_route_cmd (vlib_main_t * vm,
              error = clib_error_return(0 , "Paths then labels");
              goto done;
          }
-         rpaths[vec_len(rpaths)-1].frp_label = out_label;
+         vec_add1(rpaths[vec_len(rpaths)-1].frp_label_stack, out_label);
+      }
+      else if (unformat (line_input, "via-label %U",
+                         unformat_mpls_unicast_label,
+                        &rpath.frp_local_label))
+      {
+         rpath.frp_weight = 1;
+         rpath.frp_proto = FIB_PROTOCOL_MPLS;
+         rpath.frp_sw_if_index = ~0;
+         vec_add1(rpaths, rpath);
       }
       else if (unformat (line_input, "count %f", &count))
        ;
@@ -422,7 +441,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
                         &rpath.frp_sw_if_index,
                         &rpath.frp_weight))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP4;
          vec_add1(rpaths, rpath);
       }
@@ -434,7 +452,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
                         &rpath.frp_sw_if_index,
                         &rpath.frp_weight))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP6;
          vec_add1(rpaths, rpath);
       }
@@ -445,7 +462,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
                         unformat_vnet_sw_interface, vnm,
                         &rpath.frp_sw_if_index))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_weight = 1;
          rpath.frp_proto = FIB_PROTOCOL_IP4;
          vec_add1(rpaths, rpath);
@@ -457,7 +473,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
                         unformat_vnet_sw_interface, vnm,
                         &rpath.frp_sw_if_index))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_weight = 1;
          rpath.frp_proto = FIB_PROTOCOL_IP6;
          vec_add1(rpaths, rpath);
@@ -469,7 +484,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
       {
          rpath.frp_weight = 1;
          rpath.frp_sw_if_index = ~0;
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP4;
          vec_add1(rpaths, rpath);
       }
@@ -480,7 +494,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
       {
          rpath.frp_weight = 1;
          rpath.frp_sw_if_index = ~0;
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP6;
          vec_add1(rpaths, rpath);
       }
@@ -495,7 +508,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
          rpath.frp_fib_index = table_id;
          rpath.frp_weight = 1;
          rpath.frp_sw_if_index = ~0;
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP4;
          vec_add1(rpaths, rpath);
       }
@@ -506,7 +518,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
          rpath.frp_fib_index = table_id;
          rpath.frp_weight = 1;
          rpath.frp_sw_if_index = ~0;
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = FIB_PROTOCOL_IP6;
          vec_add1(rpaths, rpath);
       }
@@ -514,7 +525,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
                         "lookup in table %d",
                         &rpath.frp_fib_index))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          rpath.frp_proto = pfx.fp_proto;
          rpath.frp_sw_if_index = ~0;
          vec_add1(rpaths, rpath);
@@ -523,7 +533,6 @@ vnet_ip_route_cmd (vlib_main_t * vm,
               unformat (line_input, "via %U",
                         unformat_dpo, &dpo, prefixs[0].fp_proto))
       {
-         rpath.frp_label = MPLS_LABEL_INVALID;
          vec_add1 (dpos, dpo);
       }
       else