Move java,lua api and remaining plugins to src/

Change-Id: I1c3b87e886603678368428ae56a6bd3327cbc90d
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 0 insertions, 773 deletions

diff --git a/plugins/ioam-plugin/ioam/lib-vxlan-gpe/vxlan_gpe_ioam.c b/plugins/ioam-plugin/ioam/lib-vxlan-gpe/vxlan_gpe_ioam.c
deleted file mode 100644
index 6c04d9af210..00000000000
--- a/plugins/ioam-plugin/ioam/lib-vxlan-gpe/vxlan_gpe_ioam.c
+++ /dev/null
@@ -1,773 +0,0 @@
-/*
- * Copyright (c) 2016 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/vxlan-gpe/vxlan_gpe.h>
-#include <vnet/vxlan-gpe/vxlan_gpe_packet.h>
-#include <vnet/ip/format.h>
-#include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam.h>
-#include <vnet/fib/ip6_fib.h>
-#include <vnet/fib/ip4_fib.h>
-#include <vnet/fib/fib_entry.h>
-
-vxlan_gpe_ioam_main_t vxlan_gpe_ioam_main;
-
-int
-vxlan_gpe_ioam_set_rewrite (vxlan_gpe_tunnel_t * t, int has_trace_option,
-			    int has_pot_option, int has_ppc_option,
-			    u8 ipv6_set)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  u32 size;
-  vxlan_gpe_ioam_hdr_t *vxlan_gpe_ioam_hdr;
-  u8 *current;
-  u8 trace_data_size = 0;
-  u8 pot_data_size = 0;
-
-  if (has_trace_option == 0 && has_pot_option == 0)
-    return -1;
-
-  /* Work out how much space we need */
-  size = sizeof (vxlan_gpe_ioam_hdr_t);
-
-  if (has_trace_option
-      && hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_TRACE] != 0)
-    {
-      size += sizeof (vxlan_gpe_ioam_option_t);
-      size += hm->options_size[VXLAN_GPE_OPTION_TYPE_IOAM_TRACE];
-    }
-  if (has_pot_option
-      && hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT] != 0)
-    {
-      size += sizeof (vxlan_gpe_ioam_option_t);
-      size += hm->options_size[VXLAN_GPE_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT];
-    }
-
-  t->rewrite_size = size;
-
-  if (!ipv6_set)
-    {
-      vxlan4_gpe_rewrite (t, size, VXLAN_GPE_PROTOCOL_IOAM,
-			  hm->encap_v4_next_node);
-      vxlan_gpe_ioam_hdr =
-	(vxlan_gpe_ioam_hdr_t *) (t->rewrite +
-				  sizeof (ip4_vxlan_gpe_header_t));
-    }
-  else
-    {
-      vxlan6_gpe_rewrite (t, size, VXLAN_GPE_PROTOCOL_IOAM,
-			  VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP);
-      vxlan_gpe_ioam_hdr =
-	(vxlan_gpe_ioam_hdr_t *) (t->rewrite +
-				  sizeof (ip6_vxlan_gpe_header_t));
-    }
-
-
-  vxlan_gpe_ioam_hdr->type = VXLAN_GPE_PROTOCOL_IOAM;
-  /* Length of the header in octets */
-  vxlan_gpe_ioam_hdr->length = size;
-  vxlan_gpe_ioam_hdr->protocol = t->protocol;
-  current = (u8 *) vxlan_gpe_ioam_hdr + sizeof (vxlan_gpe_ioam_hdr_t);
-
-  if (has_trace_option
-      && hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_TRACE] != 0)
-    {
-      if (0 != hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_TRACE] (current,
-								  &trace_data_size))
-	return -1;
-      current += trace_data_size;
-    }
-  if (has_pot_option
-      && hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT] != 0)
-    {
-      pot_data_size =
-	hm->options_size[VXLAN_GPE_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT];
-      if (0 ==
-	  hm->add_options[VXLAN_GPE_OPTION_TYPE_IOAM_PROOF_OF_TRANSIT]
-	  (current, &pot_data_size))
-	current += pot_data_size;
-    }
-
-  return 0;
-}
-
-int
-vxlan_gpe_ioam_clear_rewrite (vxlan_gpe_tunnel_t * t, int has_trace_option,
-			      int has_pot_option, int has_ppc_option,
-			      u8 ipv6_set)
-{
-
-  t->rewrite_size = 0;
-
-  if (!ipv6_set)
-    {
-      vxlan4_gpe_rewrite (t, 0, 0, VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP);
-    }
-  else
-    {
-      vxlan6_gpe_rewrite (t, 0, 0, VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP);
-    }
-
-
-  return 0;
-}
-
-clib_error_t *
-vxlan_gpe_ioam_clear (vxlan_gpe_tunnel_t * t,
-		      int has_trace_option, int has_pot_option,
-		      int has_ppc_option, u8 ipv6_set)
-{
-  int rv;
-  rv = vxlan_gpe_ioam_clear_rewrite (t, 0, 0, 0, 0);
-
-  if (rv == 0)
-    {
-      return (0);
-    }
-  else
-    {
-      return clib_error_return_code (0, rv, 0,
-				     "vxlan_gpe_ioam_clear_rewrite returned %d",
-				     rv);
-    }
-
-}
-
-
-clib_error_t *
-vxlan_gpe_ioam_set (vxlan_gpe_tunnel_t * t,
-		    int has_trace_option, int has_pot_option,
-		    int has_ppc_option, u8 ipv6_set)
-{
-  int rv;
-  rv = vxlan_gpe_ioam_set_rewrite (t, has_trace_option,
-				   has_pot_option, has_ppc_option, ipv6_set);
-
-  if (rv == 0)
-    {
-      return (0);
-    }
-  else
-    {
-      return clib_error_return_code (0, rv, 0,
-				     "vxlan_gpe_ioam_set_rewrite returned %d",
-				     rv);
-    }
-
-}
-
-static void
-vxlan_gpe_set_clear_output_feature_on_intf (vlib_main_t * vm,
-					    u32 sw_if_index0, u8 is_add)
-{
-
-
-
-  vnet_feature_enable_disable ("ip4-output", "vxlan-gpe-transit-ioam",
-			       sw_if_index0, is_add,
-			       0 /* void *feature_config */ ,
-			       0 /* u32 n_feature_config_bytes */ );
-  return;
-}
-
-void
-vxlan_gpe_clear_output_feature_on_all_intfs (vlib_main_t * vm)
-{
-  vnet_sw_interface_t *si = 0;
-  vnet_main_t *vnm = vnet_get_main ();
-  vnet_interface_main_t *im = &vnm->interface_main;
-
-  pool_foreach (si, im->sw_interfaces, (
-					 {
-					 vxlan_gpe_set_clear_output_feature_on_intf
-					 (vm, si->sw_if_index, 0);
-					 }));
-  return;
-}
-
-
-extern fib_forward_chain_type_t
-fib_entry_get_default_chain_type (const fib_entry_t * fib_entry);
-
-int
-vxlan_gpe_enable_disable_ioam_for_dest (vlib_main_t * vm,
-					ip46_address_t dst_addr,
-					u32 outer_fib_index,
-					u8 is_ipv4, u8 is_add)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  u32 fib_index0 = 0;
-  u32 sw_if_index0 = ~0;
-
-  fib_node_index_t fei = ~0;
-  fib_entry_t *fib_entry;
-  u32 adj_index0;
-  ip_adjacency_t *adj0;
-  fib_prefix_t fib_prefix;
-  //fib_forward_chain_type_t fct;
-  load_balance_t *lb_m, *lb_b;
-  const dpo_id_t *dpo0, *dpo1;
-  u32 i, j;
-  //vnet_hw_interface_t *hw;
-
-  if (is_ipv4)
-    {
-      memset (&fib_prefix, 0, sizeof (fib_prefix_t));
-      fib_prefix.fp_len = 32;
-      fib_prefix.fp_proto = FIB_PROTOCOL_IP4;
-      fib_prefix.fp_addr = dst_addr;
-    }
-  else
-    {
-      return 0;
-    }
-
-  fei = fib_table_lookup (fib_index0, &fib_prefix);
-  fib_entry = fib_entry_get (fei);
-
-  //fct = fib_entry_get_default_chain_type (fib_entry);
-
-  if (!dpo_id_is_valid (&fib_entry->fe_lb /*[fct] */ ))
-    {
-      return (-1);
-    }
-
-  lb_m = load_balance_get (fib_entry->fe_lb /*[fct] */ .dpoi_index);
-
-  for (i = 0; i < lb_m->lb_n_buckets; i++)
-    {
-      dpo0 = load_balance_get_bucket_i (lb_m, i);
-
-      if (dpo0->dpoi_type == DPO_LOAD_BALANCE)
-	{
-	  lb_b = load_balance_get (dpo0->dpoi_index);
-
-	  for (j = 0; j < lb_b->lb_n_buckets; j++)
-	    {
-	      dpo1 = load_balance_get_bucket_i (lb_b, j);
-
-	      if (dpo1->dpoi_type == DPO_ADJACENCY)
-		{
-		  adj_index0 = dpo1->dpoi_index;
-
-		  if (ADJ_INDEX_INVALID == adj_index0)
-		    {
-		      continue;
-		    }
-
-		  adj0 =
-		    ip_get_adjacency (&(ip4_main.lookup_main), adj_index0);
-		  sw_if_index0 = adj0->rewrite_header.sw_if_index;
-
-		  if (~0 == sw_if_index0)
-		    {
-		      continue;
-		    }
-
-
-		  if (is_add)
-		    {
-		      vnet_feature_enable_disable ("ip4-output",
-						   "vxlan-gpe-transit-ioam",
-						   sw_if_index0, is_add, 0
-						   /* void *feature_config */
-						   , 0	/* u32 n_feature_config_bytes */
-			);
-
-		      vec_validate_init_empty (hm->bool_ref_by_sw_if_index,
-					       sw_if_index0, ~0);
-		      hm->bool_ref_by_sw_if_index[sw_if_index0] = 1;
-		    }
-		  else
-		    {
-		      hm->bool_ref_by_sw_if_index[sw_if_index0] = ~0;
-		    }
-		}
-	    }
-	}
-    }
-
-  if (is_ipv4)
-    {
-
-      uword *t = NULL;
-      vxlan_gpe_ioam_dest_tunnels_t *t1;
-      fib_prefix_t key4, *key4_copy;
-      hash_pair_t *hp;
-      memset (&key4, 0, sizeof (key4));
-      key4.fp_proto = FIB_PROTOCOL_IP4;
-      key4.fp_addr.ip4.as_u32 = fib_prefix.fp_addr.ip4.as_u32;
-      t = hash_get_mem (hm->dst_by_ip4, &key4);
-      if (is_add)
-	{
-	  if (t)
-	    {
-	      return 0;
-	    }
-	  pool_get_aligned (hm->dst_tunnels, t1, CLIB_CACHE_LINE_BYTES);
-	  memset (t1, 0, sizeof (*t1));
-	  t1->fp_proto = FIB_PROTOCOL_IP4;
-	  t1->dst_addr.ip4.as_u32 = fib_prefix.fp_addr.ip4.as_u32;
-	  key4_copy = clib_mem_alloc (sizeof (*key4_copy));
-	  clib_memcpy (key4_copy, &key4, sizeof (*key4_copy));
-	  hash_set_mem (hm->dst_by_ip4, key4_copy, t1 - hm->dst_tunnels);
-	  /*
-	   * Attach to the FIB entry for the VxLAN-GPE destination
-	   * and become its child. The dest route will invoke a callback
-	   * when the fib entry changes, it can be used to
-	   * re-program the output feature on the egress interface.
-	   */
-
-	  const fib_prefix_t tun_dst_pfx = {
-	    .fp_len = 32,
-	    .fp_proto = FIB_PROTOCOL_IP4,
-	    .fp_addr = {.ip4 = t1->dst_addr.ip4,}
-	  };
-
-	  t1->fib_entry_index =
-	    fib_table_entry_special_add (outer_fib_index,
-					 &tun_dst_pfx,
-					 FIB_SOURCE_RR,
-					 FIB_ENTRY_FLAG_NONE,
-					 ADJ_INDEX_INVALID);
-	  t1->sibling_index =
-	    fib_entry_child_add (t1->fib_entry_index,
-				 hm->fib_entry_type, t1 - hm->dst_tunnels);
-	  t1->outer_fib_index = outer_fib_index;
-
-	}
-      else
-	{
-	  if (!t)
-	    {
-	      return 0;
-	    }
-	  t1 = pool_elt_at_index (hm->dst_tunnels, t[0]);
-	  hp = hash_get_pair (hm->dst_by_ip4, &key4);
-	  key4_copy = (void *) (hp->key);
-	  hash_unset_mem (hm->dst_by_ip4, &key4);
-	  clib_mem_free (key4_copy);
-	  pool_put (hm->dst_tunnels, t1);
-	}
-    }
-  else
-    {
-      // TBD for IPv6
-    }
-
-  return 0;
-}
-
-void
-vxlan_gpe_refresh_output_feature_on_all_dest (void)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  vxlan_gpe_ioam_dest_tunnels_t *t;
-  u32 i;
-  if (pool_elts (hm->dst_tunnels) == 0)
-    return;
-  vxlan_gpe_clear_output_feature_on_all_intfs (hm->vlib_main);
-  i = vec_len (hm->bool_ref_by_sw_if_index);
-  vec_free (hm->bool_ref_by_sw_if_index);
-  vec_validate_init_empty (hm->bool_ref_by_sw_if_index, i, ~0);
-  pool_foreach (t, hm->dst_tunnels, (
-				      {
-				      vxlan_gpe_enable_disable_ioam_for_dest
-				      (hm->vlib_main,
-				       t->dst_addr,
-				       t->outer_fib_index,
-				       (t->fp_proto == FIB_PROTOCOL_IP4), 1
-				       /* is_add */
-				      );
-				      }
-		));
-  return;
-}
-
-void
-vxlan_gpe_clear_output_feature_on_select_intfs (void)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  u32 sw_if_index0 = 0;
-  for (sw_if_index0 = 0;
-       sw_if_index0 < vec_len (hm->bool_ref_by_sw_if_index); sw_if_index0++)
-    {
-      if (hm->bool_ref_by_sw_if_index[sw_if_index0] == 0xFF)
-	{
-	  vxlan_gpe_set_clear_output_feature_on_intf
-	    (hm->vlib_main, sw_if_index0, 0);
-	}
-    }
-
-  return;
-}
-
-static clib_error_t *
-vxlan_gpe_set_ioam_rewrite_command_fn (vlib_main_t *
-				       vm,
-				       unformat_input_t
-				       * input, vlib_cli_command_t * cmd)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  ip46_address_t local, remote;
-  u8 local_set = 0;
-  u8 remote_set = 0;
-  u8 ipv4_set = 0;
-  u8 ipv6_set = 0;
-  u32 vni;
-  u8 vni_set = 0;
-  u8 disable = 0;
-  clib_error_t *rv = 0;
-  vxlan4_gpe_tunnel_key_t key4;
-  vxlan6_gpe_tunnel_key_t key6;
-  uword *p;
-  vxlan_gpe_main_t *gm = &vxlan_gpe_main;
-  vxlan_gpe_tunnel_t *t = 0;
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (input, "local %U", unformat_ip4_address, &local.ip4))
-	{
-	  local_set = 1;
-	  ipv4_set = 1;
-	}
-      else
-	if (unformat (input, "remote %U", unformat_ip4_address, &remote.ip4))
-	{
-	  remote_set = 1;
-	  ipv4_set = 1;
-	}
-      else if (unformat (input, "local %U", unformat_ip6_address, &local.ip6))
-	{
-	  local_set = 1;
-	  ipv6_set = 1;
-	}
-      else
-	if (unformat (input, "remote %U", unformat_ip6_address, &remote.ip6))
-	{
-	  remote_set = 1;
-	  ipv6_set = 1;
-	}
-      else if (unformat (input, "vni %d", &vni))
-	vni_set = 1;
-      else if (unformat (input, "disable"))
-	disable = 1;
-      else
-	break;
-    }
-
-  if (local_set == 0)
-    return clib_error_return (0, "tunnel local address not specified");
-  if (remote_set == 0)
-    return clib_error_return (0, "tunnel remote address not specified");
-  if (ipv4_set && ipv6_set)
-    return clib_error_return (0, "both IPv4 and IPv6 addresses specified");
-  if ((ipv4_set
-       && memcmp (&local.ip4, &remote.ip4,
-		  sizeof (local.ip4)) == 0) || (ipv6_set
-						&&
-						memcmp
-						(&local.ip6,
-						 &remote.ip6,
-						 sizeof (local.ip6)) == 0))
-    return clib_error_return (0, "src and dst addresses are identical");
-  if (vni_set == 0)
-    return clib_error_return (0, "vni not specified");
-  if (!ipv6_set)
-    {
-      key4.local = local.ip4.as_u32;
-      key4.remote = remote.ip4.as_u32;
-      key4.vni = clib_host_to_net_u32 (vni << 8);
-      key4.pad = 0;
-      p = hash_get_mem (gm->vxlan4_gpe_tunnel_by_key, &key4);
-    }
-  else
-    {
-      key6.local.as_u64[0] = local.ip6.as_u64[0];
-      key6.local.as_u64[1] = local.ip6.as_u64[1];
-      key6.remote.as_u64[0] = remote.ip6.as_u64[0];
-      key6.remote.as_u64[1] = remote.ip6.as_u64[1];
-      key6.vni = clib_host_to_net_u32 (vni << 8);
-      p = hash_get_mem (gm->vxlan6_gpe_tunnel_by_key, &key6);
-    }
-
-  if (!p)
-    return clib_error_return (0, "VxLAN Tunnel not found");
-  t = pool_elt_at_index (gm->tunnels, p[0]);
-  if (!disable)
-    {
-      rv =
-	vxlan_gpe_ioam_set (t, hm->has_trace_option,
-			    hm->has_pot_option, hm->has_ppc_option, ipv6_set);
-    }
-  else
-    {
-      rv = vxlan_gpe_ioam_clear (t, 0, 0, 0, 0);
-    }
-  return rv;
-}
-
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (vxlan_gpe_set_ioam_rewrite_cmd, static) = {
-  .path = "set vxlan-gpe-ioam",
-  .short_help = "set vxlan-gpe-ioam vxlan <src-ip> <dst_ip> <vnid> [disable]",
-  .function = vxlan_gpe_set_ioam_rewrite_command_fn,
-};
-/* *INDENT-ON* */
-
-
-
-clib_error_t *
-vxlan_gpe_ioam_enable (int has_trace_option,
-		       int has_pot_option, int has_ppc_option)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  hm->has_trace_option = has_trace_option;
-  hm->has_pot_option = has_pot_option;
-  hm->has_ppc_option = has_ppc_option;
-  if (hm->has_trace_option)
-    {
-      vxlan_gpe_trace_profile_setup ();
-    }
-
-  return 0;
-}
-
-clib_error_t *
-vxlan_gpe_ioam_disable (int
-			has_trace_option,
-			int has_pot_option, int has_ppc_option)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  hm->has_trace_option = has_trace_option;
-  hm->has_pot_option = has_pot_option;
-  hm->has_ppc_option = has_ppc_option;
-  if (!hm->has_trace_option)
-    {
-      vxlan_gpe_trace_profile_cleanup ();
-    }
-
-  return 0;
-}
-
-void
-vxlan_gpe_set_next_override (uword next)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  hm->decap_v4_next_override = next;
-  return;
-}
-
-static clib_error_t *
-vxlan_gpe_set_ioam_flags_command_fn (vlib_main_t * vm,
-				     unformat_input_t
-				     * input, vlib_cli_command_t * cmd)
-{
-  int has_trace_option = 0;
-  int has_pot_option = 0;
-  int has_ppc_option = 0;
-  clib_error_t *rv = 0;
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (input, "trace"))
-	has_trace_option = 1;
-      else if (unformat (input, "pot"))
-	has_pot_option = 1;
-      else if (unformat (input, "ppc encap"))
-	has_ppc_option = PPC_ENCAP;
-      else if (unformat (input, "ppc decap"))
-	has_ppc_option = PPC_DECAP;
-      else if (unformat (input, "ppc none"))
-	has_ppc_option = PPC_NONE;
-      else
-	break;
-    }
-
-
-  rv =
-    vxlan_gpe_ioam_enable (has_trace_option, has_pot_option, has_ppc_option);
-  return rv;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (vxlan_gpe_set_ioam_flags_cmd, static) =
-{
-.path = "set vxlan-gpe-ioam rewrite",
-.short_help = "set vxlan-gpe-ioam [trace] [pot] [ppc <encap|decap>]",
-.function = vxlan_gpe_set_ioam_flags_command_fn,};
-/* *INDENT-ON* */
-
-
-int vxlan_gpe_ioam_disable_for_dest
-  (vlib_main_t * vm, ip46_address_t dst_addr, u32 outer_fib_index,
-   u8 ipv4_set)
-{
-  vxlan_gpe_ioam_dest_tunnels_t *t;
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-
-  vxlan_gpe_enable_disable_ioam_for_dest (hm->vlib_main,
-					  dst_addr, outer_fib_index, ipv4_set,
-					  0);
-  if (pool_elts (hm->dst_tunnels) == 0)
-    {
-      vxlan_gpe_clear_output_feature_on_select_intfs ();
-      return 0;
-    }
-
-  pool_foreach (t, hm->dst_tunnels, (
-				      {
-				      vxlan_gpe_enable_disable_ioam_for_dest
-				      (hm->vlib_main,
-				       t->dst_addr,
-				       t->outer_fib_index,
-				       (t->fp_proto ==
-					FIB_PROTOCOL_IP4), 1 /* is_add */ );
-				      }
-		));
-  vxlan_gpe_clear_output_feature_on_select_intfs ();
-  return (0);
-
-}
-
-static clib_error_t *vxlan_gpe_set_ioam_transit_rewrite_command_fn
-  (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  ip46_address_t dst_addr;
-  u8 dst_addr_set = 0;
-  u8 ipv4_set = 0;
-  u8 ipv6_set = 0;
-  u8 disable = 0;
-  clib_error_t *rv = 0;
-  u32 outer_fib_index = 0;
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (input, "dst-ip %U", unformat_ip4_address, &dst_addr.ip4))
-	{
-	  dst_addr_set = 1;
-	  ipv4_set = 1;
-	}
-      else
-	if (unformat
-	    (input, "dst-ip %U", unformat_ip6_address, &dst_addr.ip6))
-	{
-	  dst_addr_set = 1;
-	  ipv6_set = 1;
-	}
-      else if (unformat (input, "outer-fib-index %d", &outer_fib_index))
-	{
-	}
-
-      else if (unformat (input, "disable"))
-	disable = 1;
-      else
-	break;
-    }
-
-  if (dst_addr_set == 0)
-    return clib_error_return (0, "tunnel destination address not specified");
-  if (ipv4_set && ipv6_set)
-    return clib_error_return (0, "both IPv4 and IPv6 addresses specified");
-  if (!disable)
-    {
-      vxlan_gpe_enable_disable_ioam_for_dest (hm->vlib_main,
-					      dst_addr, outer_fib_index,
-					      ipv4_set, 1);
-    }
-  else
-    {
-      vxlan_gpe_ioam_disable_for_dest
-	(vm, dst_addr, outer_fib_index, ipv4_set);
-    }
-  return rv;
-}
-
-       /* *INDENT-OFF* */
-VLIB_CLI_COMMAND (vxlan_gpe_set_ioam_transit_rewrite_cmd, static) = {
-  .path = "set vxlan-gpe-ioam-transit",
-  .short_help = "set vxlan-gpe-ioam-transit dst-ip <dst_ip> [outer-fib-index <outer_fib_index>] [disable]",
-  .function = vxlan_gpe_set_ioam_transit_rewrite_command_fn,
-};
-/* *INDENT-ON* */
-
-clib_error_t *clear_vxlan_gpe_ioam_rewrite_command_fn
-  (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  return (vxlan_gpe_ioam_disable (0, 0, 0));
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (vxlan_gpe_clear_ioam_flags_cmd, static) =
-{
-.path = "clear vxlan-gpe-ioam rewrite",
-.short_help = "clear vxlan-gpe-ioam rewrite",
-.function = clear_vxlan_gpe_ioam_rewrite_command_fn,
-};
-/* *INDENT-ON* */
-
-
-/**
- * Function definition to backwalk a FIB node
- */
-static fib_node_back_walk_rc_t
-vxlan_gpe_ioam_back_walk (fib_node_t * node, fib_node_back_walk_ctx_t * ctx)
-{
-  vxlan_gpe_refresh_output_feature_on_all_dest ();
-  return (FIB_NODE_BACK_WALK_CONTINUE);
-}
-
-/**
- * Function definition to get a FIB node from its index
- */
-static fib_node_t *
-vxlan_gpe_ioam_fib_node_get (fib_node_index_t index)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  return (&hm->node);
-}
-
-/**
- * Function definition to inform the FIB node that its last lock has gone.
- */
-static void
-vxlan_gpe_ioam_last_lock_gone (fib_node_t * node)
-{
-  ASSERT (0);
-}
-
-
-/*
- * Virtual function table registered by MPLS GRE tunnels
- * for participation in the FIB object graph.
- */
-const static fib_node_vft_t vxlan_gpe_ioam_vft = {
-  .fnv_get = vxlan_gpe_ioam_fib_node_get,
-  .fnv_last_lock = vxlan_gpe_ioam_last_lock_gone,
-  .fnv_back_walk = vxlan_gpe_ioam_back_walk,
-};
-
-void
-vxlan_gpe_ioam_interface_init (void)
-{
-  vxlan_gpe_ioam_main_t *hm = &vxlan_gpe_ioam_main;
-  hm->fib_entry_type = fib_node_register_new_type (&vxlan_gpe_ioam_vft);
-  return;
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */