X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fip%2Fip4_forward.c;h=64e5e8e829c0e566964d2a3a007c3eec790462f1;hb=d3c008d108aa2187d1a2afe2833b4de25ca2c2ab;hp=ec4287bb008d23bea109650b29e964a556165c1a;hpb=1500254bee11355bbd69cc1dd9705be4f002f2bd;p=vpp.git

diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index ec4287bb008..64e5e8e829c 100755
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -1258,7 +1258,7 @@ format_ip4_forward_next_trace (u8 * s, va_list * args)
   CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
   CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
   ip4_forward_next_trace_t *t = va_arg (*args, ip4_forward_next_trace_t *);
-  uword indent = format_get_indent (s);
+  u32 indent = format_get_indent (s);
   s = format (s, "%U%U",
 	      format_white_space, indent,
 	      format_ip4_header, t->packet_data, sizeof (t->packet_data));
@@ -1271,7 +1271,7 @@ format_ip4_lookup_trace (u8 * s, va_list * args)
   CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
   CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
   ip4_forward_next_trace_t *t = va_arg (*args, ip4_forward_next_trace_t *);
-  uword indent = format_get_indent (s);
+  u32 indent = format_get_indent (s);
 
   s = format (s, "fib %d dpo-idx %d flow hash: 0x%08x",
 	      t->fib_index, t->dpo_index, t->flow_hash);
@@ -1287,7 +1287,7 @@ format_ip4_rewrite_trace (u8 * s, va_list * args)
   CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
   CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
   ip4_forward_next_trace_t *t = va_arg (*args, ip4_forward_next_trace_t *);
-  uword indent = format_get_indent (s);
+  u32 indent = format_get_indent (s);
 
   s = format (s, "tx_sw_if_index %d dpo-idx %d : %U flow hash: 0x%08x",
 	      t->fib_index, t->dpo_index, format_ip_adjacency,
@@ -1922,7 +1922,13 @@ show_ip_local_command_fn (vlib_main_t * vm,
   for (i = 0; i < ARRAY_LEN (lm->local_next_by_ip_protocol); i++)
     {
       if (lm->local_next_by_ip_protocol[i] != IP_LOCAL_NEXT_PUNT)
-	vlib_cli_output (vm, "%d", i);
+	{
+	  u32 node_index = vlib_get_node (vm,
+					  ip4_local_node.index)->
+	    next_nodes[lm->local_next_by_ip_protocol[i]];
+	  vlib_cli_output (vm, "%d: %U", i, format_vlib_node_name, vm,
+			   node_index);
+	}
     }
   return 0;
 }
@@ -2032,11 +2038,12 @@ ip4_arp_inline (vlib_main_t * vm,
 	    }
 	  b0 ^= sw_if_index0;
 
+	  hash_v3_mix32 (a0, b0, c0);
 	  hash_v3_finalize32 (a0, b0, c0);
 
 	  c0 &= BITS (hash_bitmap) - 1;
-	  c0 = c0 / BITS (uword);
 	  m0 = (uword) 1 << (c0 % BITS (uword));
+	  c0 = c0 / BITS (uword);
 
 	  bm0 = hash_bitmap[c0];
 	  drop0 = (bm0 & m0) != 0;
@@ -2130,6 +2137,7 @@ ip4_arp_inline (vlib_main_t * vm,
 
 	      vlib_buffer_copy_trace_flag (vm, p0, bi0);
 	      b0 = vlib_get_buffer (vm, bi0);
+	      VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
 	      vnet_buffer (b0)->sw_if_index[VLIB_TX] = sw_if_index0;
 
 	      vlib_buffer_advance (b0, -adj0->rewrite_header.data_bytes);
@@ -2249,14 +2257,6 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index)
 	 sw_if_index);
     }
 
-  ip46_address_t nh = {
-    .ip4 = *dst,
-  };
-
-  ai = adj_nbr_add_or_lock (FIB_PROTOCOL_IP4,
-			    VNET_LINK_IP4, &nh, sw_if_index);
-  adj = adj_get (ai);
-
   h = vlib_packet_template_get_packet (vm,
 				       &im->ip4_arp_request_packet_template,
 				       &bi);
@@ -2280,6 +2280,22 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index)
   vnet_buffer (b)->sw_if_index[VLIB_RX] =
     vnet_buffer (b)->sw_if_index[VLIB_TX] = sw_if_index;
 
+  ip46_address_t nh = {
+    .ip4 = *dst,
+  };
+
+  ai = adj_nbr_add_or_lock (FIB_PROTOCOL_IP4,
+			    VNET_LINK_IP4, &nh, sw_if_index);
+  adj = adj_get (ai);
+
+  /* Peer has been previously resolved, retrieve glean adj instead */
+  if (adj->lookup_next_index == IP_LOOKUP_NEXT_REWRITE)
+    {
+      adj_unlock (ai);
+      ai = adj_glean_add_or_lock (FIB_PROTOCOL_IP4, sw_if_index, &nh);
+      adj = adj_get (ai);
+    }
+
   /* Add encapsulation string for software interface (e.g. ethernet header). */
   vnet_rewrite_one_header (adj[0], h, sizeof (ethernet_header_t));
   vlib_buffer_advance (b, -adj->rewrite_header.data_bytes);