1 files changed, 123 insertions, 0 deletions
diff --git a/src/vpp/app/vpe_cli.c b/src/vpp/app/vpe_cli.c
new file mode 100644
index 00000000..a26bf71f
--- /dev/null
+++ b/src/vpp/app/vpe_cli.c
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <vnet/ip/ip.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/adj/adj.h>
+#include <vnet/fib/fib_table.h>
+
+typedef struct
+{
+  u8 mac_addr[6];
+} mac_addr_t;
+
+static clib_error_t *
+virtual_ip_cmd_fn_command_fn (vlib_main_t * vm,
+			      unformat_input_t * input,
+			      vlib_cli_command_t * cmd)
+{
+  unformat_input_t _line_input, *line_input = &_line_input;
+  vnet_main_t *vnm = vnet_get_main ();
+  ip46_address_t next_hop, *next_hops;
+  fib_route_path_t *rpaths;
+  fib_prefix_t prefix;
+  u8 mac_addr[6];
+  mac_addr_t *mac_addrs = 0;
+  u32 sw_if_index;
+  u32 i;
+
+  next_hops = NULL;
+  rpaths = NULL;
+  prefix.fp_len = 32;
+  prefix.fp_proto = FIB_PROTOCOL_IP4;
+
+  /* Get a line of input. */
+  if (!unformat_user (input, unformat_line_input, line_input))
+    return 0;
+
+  if (!unformat (line_input, "%U %U",
+		 unformat_ip4_address, &prefix.fp_addr.ip4,
+		 unformat_vnet_sw_interface, vnm, &sw_if_index))
+    goto barf;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (line_input, "mac %U",
+		    unformat_ethernet_address, &mac_addr))
+	{
+	  mac_addr_t *ma;
+	  vec_add2 (mac_addrs, ma, 1);
+	  clib_memcpy (ma, mac_addr, sizeof (mac_addr));
+	}
+      else if (unformat (line_input, "next-hop %U",
+			 unformat_ip4_address, &next_hop.ip4))
+	{
+	  vec_add1 (next_hops, next_hop);
+	}
+      else
+	{
+	barf:
+	  return clib_error_return (0, "unknown input `%U'",
+				    format_unformat_error, input);
+	}
+    }
+  if (vec_len (mac_addrs) == 0 || vec_len (mac_addrs) != vec_len (next_hops))
+    goto barf;
+
+  /* Create / delete special interface route /32's */
+
+  for (i = 0; i < vec_len (mac_addrs); i++)
+    {
+      fib_route_path_t *rpath;
+
+      adj_nbr_add_or_lock_w_rewrite (FIB_PROTOCOL_IP4,
+				     VNET_LINK_IP4,
+				     &next_hops[i],
+				     sw_if_index, mac_addrs[i].mac_addr);
+
+      vec_add2 (rpaths, rpath, 1);
+
+      rpath->frp_proto = FIB_PROTOCOL_IP4;
+      rpath->frp_addr = next_hops[i];
+      rpath->frp_sw_if_index = sw_if_index;
+      rpath->frp_fib_index = ~0;
+      rpath->frp_weight = 1;
+      rpath->frp_label_stack = NULL;
+    }
+
+  fib_table_entry_path_add2 (0,	// default FIB table
+			     &prefix,
+			     FIB_SOURCE_CLI, FIB_ENTRY_FLAG_NONE, rpaths);
+
+  vec_free (mac_addrs);
+  vec_free (next_hops);
+
+  return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (virtual_ip_cmd_fn_command, static) = {
+  .path = "ip virtual",
+  .short_help = "ip virtual <addr> <interface> [mac <Mi>]+",
+  .function = virtual_ip_cmd_fn_command_fn,
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */