nat: move nat64 to a subfeature

Type: refactor

Change-Id: I3b9e17164647d2019b1f40cffeed63393345219e
Signed-off-by: Filip Varga <fivarga@cisco.com>

1 files changed, 0 insertions, 928 deletions

diff --git a/src/plugins/nat/nat64_cli.c b/src/plugins/nat/nat64_cli.c
deleted file mode 100644
index 6fc047f56c5..00000000000
--- a/src/plugins/nat/nat64_cli.c
+++ /dev/null
@@ -1,928 +0,0 @@
-/*
- * Copyright (c) 2017 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.
- */
-/**
- * @file
- * @brief NAT64 CLI
- */
-
-#include <nat/nat64.h>
-#include <nat/nat.h>
-#include <nat/nat_inlines.h>
-#include <vnet/fib/fib_table.h>
-
-static clib_error_t *
-nat64_add_del_pool_addr_command_fn (vlib_main_t * vm,
-				    unformat_input_t * input,
-				    vlib_cli_command_t * cmd)
-{
-  unformat_input_t _line_input, *line_input = &_line_input;
-  ip4_address_t start_addr, end_addr, this_addr;
-  u32 start_host_order, end_host_order;
-  int i, count, rv;
-  u32 vrf_id = ~0;
-  u8 is_add = 1;
-  clib_error_t *error = 0;
-
-  /* Get a line of input. */
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (line_input, "%U - %U",
-		    unformat_ip4_address, &start_addr,
-		    unformat_ip4_address, &end_addr))
-	;
-      else if (unformat (line_input, "tenant-vrf %u", &vrf_id))
-	;
-      else if (unformat (line_input, "%U", unformat_ip4_address, &start_addr))
-	end_addr = start_addr;
-      else if (unformat (line_input, "del"))
-	is_add = 0;
-      else
-	{
-	  error = clib_error_return (0, "unknown input '%U'",
-				     format_unformat_error, line_input);
-	  goto done;
-	}
-    }
-
-  start_host_order = clib_host_to_net_u32 (start_addr.as_u32);
-  end_host_order = clib_host_to_net_u32 (end_addr.as_u32);
-
-  if (end_host_order < start_host_order)
-    {
-      error = clib_error_return (0, "end address less than start address");
-      goto done;
-    }
-
-  count = (end_host_order - start_host_order) + 1;
-  this_addr = start_addr;
-
-  for (i = 0; i < count; i++)
-    {
-      rv = nat64_add_del_pool_addr (0, &this_addr, vrf_id, is_add);
-
-      switch (rv)
-	{
-	case VNET_API_ERROR_NO_SUCH_ENTRY:
-	  error =
-	    clib_error_return (0, "NAT64 pool address %U not exist.",
-			       format_ip4_address, &this_addr);
-	  goto done;
-	case VNET_API_ERROR_VALUE_EXIST:
-	  error =
-	    clib_error_return (0, "NAT64 pool address %U exist.",
-			       format_ip4_address, &this_addr);
-	  goto done;
-	default:
-	  break;
-
-	}
-      increment_v4_address (&this_addr);
-    }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-static int
-nat64_cli_pool_walk (snat_address_t * ap, void *ctx)
-{
-  vlib_main_t *vm = ctx;
-
-  if (ap->fib_index != ~0)
-    {
-      fib_table_t *fib;
-      fib = fib_table_get (ap->fib_index, FIB_PROTOCOL_IP6);
-      if (!fib)
-	return -1;
-      vlib_cli_output (vm, " %U tenant VRF: %u", format_ip4_address,
-		       &ap->addr, fib->ft_table_id);
-    }
-  else
-    vlib_cli_output (vm, " %U", format_ip4_address, &ap->addr);
-
-#define _(N, i, n, s) \
-  vlib_cli_output (vm, "  %d busy %s ports", ap->busy_##n##_ports, s);
-  foreach_nat_protocol
-#undef _
-    return 0;
-}
-
-static clib_error_t *
-nat64_show_pool_command_fn (vlib_main_t * vm,
-			    unformat_input_t * input,
-			    vlib_cli_command_t * cmd)
-{
-  vlib_cli_output (vm, "NAT64 pool:");
-  nat64_pool_addr_walk (nat64_cli_pool_walk, vm);
-
-  return 0;
-}
-
-static clib_error_t *
-nat64_interface_feature_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 ();
-  clib_error_t *error = 0;
-  u32 sw_if_index;
-  u32 *inside_sw_if_indices = 0;
-  u32 *outside_sw_if_indices = 0;
-  u8 is_add = 1;
-  int i, rv;
-
-  /* Get a line of input. */
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (line_input, "in %U", unformat_vnet_sw_interface,
-		    vnm, &sw_if_index))
-	vec_add1 (inside_sw_if_indices, sw_if_index);
-      else if (unformat (line_input, "out %U", unformat_vnet_sw_interface,
-			 vnm, &sw_if_index))
-	vec_add1 (outside_sw_if_indices, sw_if_index);
-      else if (unformat (line_input, "del"))
-	is_add = 0;
-      else
-	{
-	  error = clib_error_return (0, "unknown input '%U'",
-				     format_unformat_error, line_input);
-	  goto done;
-	}
-    }
-
-  if (vec_len (inside_sw_if_indices))
-    {
-      for (i = 0; i < vec_len (inside_sw_if_indices); i++)
-	{
-	  sw_if_index = inside_sw_if_indices[i];
-	  rv = nat64_add_del_interface (sw_if_index, 1, is_add);
-	  switch (rv)
-	    {
-	    case VNET_API_ERROR_NO_SUCH_ENTRY:
-	      error =
-		clib_error_return (0, "%U NAT64 feature not enabled.",
-				   format_vnet_sw_if_index_name, vnm,
-				   sw_if_index);
-	      goto done;
-	    case VNET_API_ERROR_VALUE_EXIST:
-	      error =
-		clib_error_return (0, "%U NAT64 feature already enabled.",
-				   format_vnet_sw_if_index_name, vnm,
-				   vnm, sw_if_index);
-	      goto done;
-	    case VNET_API_ERROR_INVALID_VALUE:
-	    case VNET_API_ERROR_INVALID_VALUE_2:
-	      error =
-		clib_error_return (0,
-				   "%U NAT64 feature enable/disable failed.",
-				   format_vnet_sw_if_index_name, vnm,
-				   sw_if_index);
-	      goto done;
-	    default:
-	      break;
-
-	    }
-	}
-    }
-
-  if (vec_len (outside_sw_if_indices))
-    {
-      for (i = 0; i < vec_len (outside_sw_if_indices); i++)
-	{
-	  sw_if_index = outside_sw_if_indices[i];
-	  rv = nat64_add_del_interface (sw_if_index, 0, is_add);
-	  switch (rv)
-	    {
-	    case VNET_API_ERROR_NO_SUCH_ENTRY:
-	      error =
-		clib_error_return (0, "%U NAT64 feature not enabled.",
-				   format_vnet_sw_if_index_name, vnm,
-				   sw_if_index);
-	      goto done;
-	    case VNET_API_ERROR_VALUE_EXIST:
-	      error =
-		clib_error_return (0, "%U NAT64 feature already enabled.",
-				   format_vnet_sw_if_index_name, vnm,
-				   sw_if_index);
-	      goto done;
-	    case VNET_API_ERROR_INVALID_VALUE:
-	    case VNET_API_ERROR_INVALID_VALUE_2:
-	      error =
-		clib_error_return (0,
-				   "%U NAT64 feature enable/disable failed.",
-				   format_vnet_sw_if_index_name, vnm,
-				   sw_if_index);
-	      goto done;
-	    default:
-	      break;
-
-	    }
-	}
-    }
-
-done:
-  unformat_free (line_input);
-  vec_free (inside_sw_if_indices);
-  vec_free (outside_sw_if_indices);
-
-  return error;
-}
-
-static int
-nat64_cli_interface_walk (snat_interface_t * i, void *ctx)
-{
-  vlib_main_t *vm = ctx;
-  vnet_main_t *vnm = vnet_get_main ();
-
-  vlib_cli_output (vm, " %U %s", format_vnet_sw_if_index_name, vnm,
-		   i->sw_if_index,
-		   (nat_interface_is_inside (i)
-		    && nat_interface_is_outside (i)) ? "in out" :
-		   nat_interface_is_inside (i) ? "in" : "out");
-  return 0;
-}
-
-static clib_error_t *
-nat64_show_interfaces_command_fn (vlib_main_t * vm,
-				  unformat_input_t *
-				  input, vlib_cli_command_t * cmd)
-{
-  vlib_cli_output (vm, "NAT64 interfaces:");
-  nat64_interfaces_walk (nat64_cli_interface_walk, vm);
-
-  return 0;
-}
-
-static clib_error_t *
-nat64_add_del_static_bib_command_fn (vlib_main_t *
-				     vm,
-				     unformat_input_t
-				     * input, vlib_cli_command_t * cmd)
-{
-  unformat_input_t _line_input, *line_input = &_line_input;
-  clib_error_t *error = 0;
-  u8 is_add = 1;
-  ip6_address_t in_addr;
-  ip4_address_t out_addr;
-  u32 in_port = 0;
-  u32 out_port = 0;
-  u32 vrf_id = 0, protocol;
-  nat_protocol_t proto = 0;
-  u8 p = 0;
-  int rv;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (line_input, "%U %u", unformat_ip6_address,
-		    &in_addr, &in_port))
-	;
-      else if (unformat (line_input, "%U %u", unformat_ip4_address,
-			 &out_addr, &out_port))
-	;
-      else if (unformat (line_input, "vrf %u", &vrf_id))
-	;
-      else if (unformat (line_input, "%U", unformat_nat_protocol, &proto))
-	;
-      else
-	if (unformat
-	    (line_input, "%U %U %u", unformat_ip6_address, &in_addr,
-	     unformat_ip4_address, &out_addr, &protocol))
-	p = (u8) protocol;
-      else if (unformat (line_input, "del"))
-	is_add = 0;
-      else
-	{
-	  error = clib_error_return (0, "unknown input: '%U'",
-				     format_unformat_error, line_input);
-	  goto done;
-	}
-    }
-
-  if (!p)
-    {
-      if (!in_port)
-	{
-	  error =
-	    clib_error_return (0, "inside port and address  must be set");
-	  goto done;
-	}
-
-      if (!out_port)
-	{
-	  error =
-	    clib_error_return (0, "outside port and address  must be set");
-	  goto done;
-	}
-
-      p = nat_proto_to_ip_proto (proto);
-    }
-
-  rv =
-    nat64_add_del_static_bib_entry (&in_addr, &out_addr, (u16) in_port,
-				    (u16) out_port, p, vrf_id, is_add);
-
-  switch (rv)
-    {
-    case VNET_API_ERROR_NO_SUCH_ENTRY:
-      error = clib_error_return (0, "NAT64 BIB entry not exist.");
-      goto done;
-    case VNET_API_ERROR_VALUE_EXIST:
-      error = clib_error_return (0, "NAT64 BIB entry exist.");
-      goto done;
-    case VNET_API_ERROR_UNSPECIFIED:
-      error = clib_error_return (0, "Crerate NAT64 BIB entry failed.");
-      goto done;
-    case VNET_API_ERROR_INVALID_VALUE:
-      error =
-	clib_error_return (0,
-			   "Outside address %U and port %u already in use.",
-			   format_ip4_address, &out_addr, out_port);
-      goto done;
-    case VNET_API_ERROR_INVALID_VALUE_2:
-      error = clib_error_return (0, "Invalid outside port.");
-    default:
-      break;
-    }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-static int
-nat64_cli_bib_walk (nat64_db_bib_entry_t * bibe, void *ctx)
-{
-  vlib_main_t *vm = ctx;
-  fib_table_t *fib;
-
-  fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
-  if (!fib)
-    return -1;
-
-  switch (bibe->proto)
-    {
-    case IP_PROTOCOL_ICMP:
-    case IP_PROTOCOL_TCP:
-    case IP_PROTOCOL_UDP:
-      vlib_cli_output (vm, " %U %u %U %u protocol %U vrf %u %s %u sessions",
-		       format_ip6_address, &bibe->in_addr,
-		       clib_net_to_host_u16 (bibe->in_port),
-		       format_ip4_address, &bibe->out_addr,
-		       clib_net_to_host_u16 (bibe->out_port),
-		       format_nat_protocol,
-		       ip_proto_to_nat_proto (bibe->proto), fib->ft_table_id,
-		       bibe->is_static ? "static" : "dynamic", bibe->ses_num);
-      break;
-    default:
-      vlib_cli_output (vm, " %U %U protocol %u vrf %u %s %u sessions",
-		       format_ip6_address, &bibe->in_addr,
-		       format_ip4_address, &bibe->out_addr,
-		       bibe->proto, fib->ft_table_id,
-		       bibe->is_static ? "static" : "dynamic", bibe->ses_num);
-    }
-  return 0;
-}
-
-static clib_error_t *
-nat64_show_bib_command_fn (vlib_main_t * vm,
-			   unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  nat64_main_t *nm = &nat64_main;
-  unformat_input_t _line_input, *line_input = &_line_input;
-  clib_error_t *error = 0;
-  u32 proto = NAT_PROTOCOL_OTHER;
-  u8 p = 255;
-  nat64_db_t *db;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  if (unformat (line_input, "%U", unformat_nat_protocol, &proto))
-    p = nat_proto_to_ip_proto (proto);
-  else if (unformat (line_input, "unknown"))
-    p = 0;
-  else if (unformat (line_input, "all"))
-    ;
-  else
-    {
-      error = clib_error_return (0, "unknown input: '%U'",
-				 format_unformat_error, line_input);
-      goto done;
-    }
-
-  if (p == 255)
-    vlib_cli_output (vm, "NAT64 BIB entries:");
-  else
-    vlib_cli_output (vm, "NAT64 %U BIB entries:", format_nat_protocol, proto);
-
-  /* *INDENT-OFF* */
-  vec_foreach (db, nm->db)
-    nat64_db_bib_walk (db, p, nat64_cli_bib_walk, vm);
-  /* *INDENT-ON* */
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-typedef struct nat64_cli_st_walk_ctx_t_
-{
-  vlib_main_t *vm;
-  nat64_db_t *db;
-} nat64_cli_st_walk_ctx_t;
-
-static int
-nat64_cli_st_walk (nat64_db_st_entry_t * ste, void *arg)
-{
-  nat64_cli_st_walk_ctx_t *ctx = arg;
-  vlib_main_t *vm = ctx->vm;
-  nat64_db_bib_entry_t *bibe;
-  fib_table_t *fib;
-
-  bibe = nat64_db_bib_entry_by_index (ctx->db, ste->proto, ste->bibe_index);
-  if (!bibe)
-    return -1;
-
-  fib = fib_table_get (bibe->fib_index, FIB_PROTOCOL_IP6);
-  if (!fib)
-    return -1;
-
-  u32 vrf_id = fib->ft_table_id;
-
-  if (ste->proto == IP_PROTOCOL_ICMP)
-    vlib_cli_output (vm, " %U %U %u %U %U %u protocol %U vrf %u",
-		     format_ip6_address, &bibe->in_addr,
-		     format_ip6_address, &ste->in_r_addr,
-		     clib_net_to_host_u16 (bibe->in_port),
-		     format_ip4_address, &bibe->out_addr,
-		     format_ip4_address, &ste->out_r_addr,
-		     clib_net_to_host_u16 (bibe->out_port),
-		     format_nat_protocol,
-		     ip_proto_to_nat_proto (bibe->proto), vrf_id);
-  else if (ste->proto == IP_PROTOCOL_TCP || ste->proto == IP_PROTOCOL_UDP)
-    vlib_cli_output (vm, " %U %u %U %u %U %u %U %u protcol %U vrf %u",
-		     format_ip6_address, &bibe->in_addr,
-		     clib_net_to_host_u16 (bibe->in_port),
-		     format_ip6_address, &ste->in_r_addr,
-		     clib_net_to_host_u16 (ste->r_port),
-		     format_ip4_address, &bibe->out_addr,
-		     clib_net_to_host_u16 (bibe->out_port),
-		     format_ip4_address, &ste->out_r_addr,
-		     clib_net_to_host_u16 (ste->r_port),
-		     format_nat_protocol,
-		     ip_proto_to_nat_proto (bibe->proto), vrf_id);
-  else
-    vlib_cli_output (vm, " %U %U %U %U protocol %u vrf %u",
-		     format_ip6_address, &bibe->in_addr,
-		     format_ip6_address, &ste->in_r_addr,
-		     format_ip4_address, &bibe->out_addr,
-		     format_ip4_address, &ste->out_r_addr,
-		     bibe->proto, vrf_id);
-
-  return 0;
-}
-
-static clib_error_t *
-nat64_show_st_command_fn (vlib_main_t * vm,
-			  unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  nat64_main_t *nm = &nat64_main;
-  unformat_input_t _line_input, *line_input = &_line_input;
-  clib_error_t *error = 0;
-  u32 proto = NAT_PROTOCOL_OTHER;
-  u8 p = 255;
-  nat64_db_t *db;
-  nat64_cli_st_walk_ctx_t ctx = {
-    .vm = vm,
-  };
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  if (unformat (line_input, "%U", unformat_nat_protocol, &proto))
-    p = nat_proto_to_ip_proto (proto);
-  else if (unformat (line_input, "unknown"))
-    p = 0;
-  else if (unformat (line_input, "all"))
-    ;
-  else
-    {
-      error = clib_error_return (0, "unknown input: '%U'",
-				 format_unformat_error, line_input);
-      goto done;
-    }
-
-  if (p == 255)
-    vlib_cli_output (vm, "NAT64 sessions:");
-  else
-    vlib_cli_output (vm, "NAT64 %U sessions:", format_nat_protocol, proto);
-  /* *INDENT-OFF* */
-  vec_foreach (db, nm->db)
-    {
-      ctx.db = db;
-      nat64_db_st_walk (db, p, nat64_cli_st_walk, &ctx);
-    }
-  /* *INDENT-ON* */
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-static clib_error_t *
-nat64_add_del_prefix_command_fn (vlib_main_t * vm, unformat_input_t * input,
-				 vlib_cli_command_t * cmd)
-{
-  vnet_main_t *vnm = vnet_get_main ();
-  clib_error_t *error = 0;
-  unformat_input_t _line_input, *line_input = &_line_input;
-  u8 is_add = 1;
-  u32 vrf_id = 0, sw_if_index = ~0;
-  ip6_address_t prefix;
-  u32 plen = 0;
-  int rv;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat
-	  (line_input, "%U/%u", unformat_ip6_address, &prefix, &plen))
-	;
-      else if (unformat (line_input, "tenant-vrf %u", &vrf_id))
-	;
-      else if (unformat (line_input, "del"))
-	is_add = 0;
-      else
-	if (unformat
-	    (line_input, "interface %U", unformat_vnet_sw_interface, vnm,
-	     &sw_if_index))
-	;
-      else
-	{
-	  error = clib_error_return (0, "unknown input: '%U'",
-				     format_unformat_error, line_input);
-	  goto done;
-	}
-    }
-
-  if (!plen)
-    {
-      error = clib_error_return (0, "NAT64 prefix must be set.");
-      goto done;
-    }
-
-  rv = nat64_add_del_prefix (&prefix, (u8) plen, vrf_id, is_add);
-
-  switch (rv)
-    {
-    case VNET_API_ERROR_NO_SUCH_ENTRY:
-      error = clib_error_return (0, "NAT64 prefix not exist.");
-      goto done;
-    case VNET_API_ERROR_INVALID_VALUE:
-      error = clib_error_return (0, "Invalid prefix length.");
-      goto done;
-    default:
-      break;
-    }
-
-  /*
-   * Add RX interface route, whenNAT isn't running on the real input
-   * interface
-   */
-  if (sw_if_index != ~0)
-    {
-      u32 fib_index;
-      fib_prefix_t fibpfx = {
-	.fp_len = plen,
-	.fp_proto = FIB_PROTOCOL_IP6,
-	.fp_addr = {
-		    .ip6 = prefix}
-      };
-
-      if (is_add)
-	{
-	  fib_index =
-	    fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6,
-					       vrf_id, nat_fib_src_hi);
-	  fib_table_entry_update_one_path (fib_index, &fibpfx,
-					   nat_fib_src_hi,
-					   FIB_ENTRY_FLAG_NONE,
-					   DPO_PROTO_IP6, NULL,
-					   sw_if_index, ~0, 0,
-					   NULL, FIB_ROUTE_PATH_INTF_RX);
-	}
-      else
-	{
-	  fib_index = fib_table_find (FIB_PROTOCOL_IP6, vrf_id);
-	  fib_table_entry_path_remove (fib_index, &fibpfx,
-				       nat_fib_src_hi,
-				       DPO_PROTO_IP6, NULL,
-				       sw_if_index, ~0, 1,
-				       FIB_ROUTE_PATH_INTF_RX);
-	  fib_table_unlock (fib_index, FIB_PROTOCOL_IP6, nat_fib_src_hi);
-	}
-    }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-static int
-nat64_cli_prefix_walk (nat64_prefix_t * p, void *ctx)
-{
-  vlib_main_t *vm = ctx;
-
-  vlib_cli_output (vm, " %U/%u tenant-vrf %u",
-		   format_ip6_address, &p->prefix, p->plen, p->vrf_id);
-
-  return 0;
-}
-
-static clib_error_t *
-nat64_show_prefix_command_fn (vlib_main_t * vm,
-			      unformat_input_t * input,
-			      vlib_cli_command_t * cmd)
-{
-  vlib_cli_output (vm, "NAT64 prefix:");
-  nat64_prefix_walk (nat64_cli_prefix_walk, vm);
-
-  return 0;
-}
-
-static clib_error_t *
-nat64_add_interface_address_command_fn (vlib_main_t * vm,
-					unformat_input_t * input,
-					vlib_cli_command_t * cmd)
-{
-  vnet_main_t *vnm = vnet_get_main ();
-  unformat_input_t _line_input, *line_input = &_line_input;
-  u32 sw_if_index;
-  int rv;
-  int is_add = 1;
-  clib_error_t *error = 0;
-
-  /* Get a line of input. */
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat
-	  (line_input, "%U", unformat_vnet_sw_interface, vnm, &sw_if_index));
-      else if (unformat (line_input, "del"))
-	is_add = 0;
-      else
-	{
-	  error = clib_error_return (0, "unknown input '%U'",
-				     format_unformat_error, line_input);
-	  goto done;
-	}
-    }
-
-  rv = nat64_add_interface_address (sw_if_index, is_add);
-
-  switch (rv)
-    {
-    case VNET_API_ERROR_NO_SUCH_ENTRY:
-      error = clib_error_return (0, "entry not exist");
-      break;
-    case VNET_API_ERROR_VALUE_EXIST:
-      error = clib_error_return (0, "entry exist");
-      break;
-    default:
-      break;
-    }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-/* *INDENT-OFF* */
-
-/*?
- * @cliexpar
- * @cliexstart{nat64 add pool address}
- * Add/delete NAT64 pool address.
- * To add single NAT64 pool address use:
- *  vpp# nat64 add pool address 10.1.1.10
- * To add NAT64 pool address range use:
- *  vpp# nat64 add pool address 10.1.1.2 - 10.1.1.5
- * To add NAT64 pool address for specific tenant use:
- *  vpp# nat64 add pool address 10.1.1.100 tenant-vrf 100
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (nat64_add_pool_address_command, static) = {
-  .path = "nat64 add pool address",
-  .short_help = "nat64 add pool address <ip4-range-start> [- <ip4-range-end>] "
-                "[tenant-vrf <vrf-id>] [del]",
-  .function = nat64_add_del_pool_addr_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{show nat64 pool}
- * Show NAT64 pool.
- *  vpp# show nat64 pool
- *  NAT64 pool:
- *   10.1.1.3 tenant VRF: 0
- *   10.1.1.10 tenant VRF: 10
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (show_nat64_pool_command, static) = {
-  .path = "show nat64 pool",
-  .short_help = "show nat64 pool",
-  .function = nat64_show_pool_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{set interface nat64}
- * Enable/disable NAT64 feature on the interface.
- * To enable NAT64 feature with local (IPv6) network interface
- * GigabitEthernet0/8/0 and external (IPv4) network interface
- * GigabitEthernet0/a/0 use:
- *  vpp# set interface nat64 in GigabitEthernet0/8/0 out GigabitEthernet0/a/0
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (set_interface_nat64_command, static) = {
-  .path = "set interface nat64",
-  .short_help = "set interface nat64 in|out <intfc> [del]",
-  .function = nat64_interface_feature_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{show nat64 interfaces}
- * Show interfaces with NAT64 feature.
- * To show interfaces with NAT64 feature use:
- *  vpp# show nat64 interfaces
- *  NAT64 interfaces:
- *   GigabitEthernet0/8/0 in
- *   GigabitEthernet0/a/0 out
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (show_nat64_interfaces_command, static) = {
-  .path = "show nat64 interfaces",
-  .short_help = "show nat64 interfaces",
-  .function = nat64_show_interfaces_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{nat64 add static bib}
- * Add/delete NAT64 static BIB entry.
- * To create NAT64 satatic BIB entry use:
- *  vpp# nat64 add static bib 2001:db8:c000:221:: 1234 10.1.1.3 5678 tcp
- *  vpp# nat64 add static bib 2001:db8:c000:221:: 1234 10.1.1.3 5678 udp vrf 10
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (nat64_add_del_static_bib_command, static) = {
-  .path = "nat64 add static bib",
-  .short_help = "nat64 add static bib <ip6-addr> <port> <ip4-addr> <port> "
-                "tcp|udp|icmp [vfr <table-id>] [del]",
-  .function = nat64_add_del_static_bib_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{show nat64 bib}
- * Show NAT64 BIB entries.
- * To show NAT64 TCP BIB entries use:
- *  vpp# show nat64 bib tcp
- *  NAT64 tcp BIB:
- *   fd01:1::2 6303 10.0.0.3 62303 tcp vrf 0 dynamic 1 sessions
- *   2001:db8:c000:221:: 1234 10.1.1.3 5678 tcp vrf 0 static 2 sessions
- * To show NAT64 UDP BIB entries use:
- *  vpp# show nat64 bib udp
- *  NAT64 udp BIB:
- *   fd01:1::2 6304 10.0.0.3 10546 udp vrf 0 dynamic 10 sessions
- *   2001:db8:c000:221:: 1234 10.1.1.3 5678 udp vrf 10 static 0 sessions
- * To show NAT64 ICMP BIB entries use:
- *  vpp# show nat64 bib icmp
- *  NAT64 icmp BIB:
- *   fd01:1::2 6305 10.0.0.3 63209 icmp vrf 10 dynamic 1 sessions
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (show_nat64_bib_command, static) = {
-  .path = "show nat64 bib",
-  .short_help = "show nat64 bib all|tcp|udp|icmp|unknown",
-  .function = nat64_show_bib_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{show nat64 session table}
- * Show NAT64 session table.
- * To show NAT64 TCP session table use:
- *  vpp# show nat64 session table tcp
- *  NAT64 tcp session table:
- *   fd01:1::2 6303 64:ff9b::ac10:202 20 10.0.0.3 62303 172.16.2.2 20 tcp vrf 0
- *   fd01:3::2 6303 64:ff9b::ac10:202 20 10.0.10.3 21300 172.16.2.2 20 tcp vrf 10
- * To show NAT64 UDP session table use:
- * #vpp show nat64 session table udp
- * NAT64 udp session table:
- *  fd01:1::2 6304 64:ff9b::ac10:202 20 10.0.0.3 10546 172.16.2.2 20 udp vrf 0
- *  fd01:3::2 6304 64:ff9b::ac10:202 20 10.0.10.3 58627 172.16.2.2 20 udp vrf 10
- *  fd01:1::2 1235 64:ff9b::a00:3 4023 10.0.0.3 24488 10.0.0.3 4023 udp vrf 0
- *  fd01:1::3 23 64:ff9b::a00:3 24488 10.0.0.3 4023 10.0.0.3 24488 udp vrf 0
- * To show NAT64 ICMP session table use:
- * #vpp show nat64 session table icmp
- * NAT64 icmp session table:
- *  fd01:1::2 64:ff9b::ac10:202 6305 10.0.0.3 172.16.2.2 63209 icmp vrf 0
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (show_nat64_st_command, static) = {
-  .path = "show nat64 session table",
-  .short_help = "show nat64 session table all|tcp|udp|icmp|unknown",
-  .function = nat64_show_st_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{nat64 add prefix}
- * Set NAT64 prefix for generating IPv6 representations of IPv4 addresses.
- * To set NAT64 global prefix use:
- *  vpp# nat64 add prefix 2001:db8::/32
- * To set NAT64 prefix for specific tenant use:
- *  vpp# nat64 add prefix 2001:db8:122:300::/56 tenant-vrf 10
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (nat64_add_del_prefix_command, static) = {
-  .path = "nat64 add prefix",
-  .short_help = "nat64 add prefix <ip6-prefix>/<plen> [tenant-vrf <vrf-id>] "
-                "[del] [interface <interface]",
-  .function = nat64_add_del_prefix_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{show nat64 prefix}
- * Show NAT64 prefix.
- * To show NAT64 prefix use:
- *  vpp# show nat64 prefix
- *  NAT64 prefix:
- *   2001:db8::/32 tenant-vrf 0
- *   2001:db8:122:300::/56 tenant-vrf 10
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (show_nat64_prefix_command, static) = {
-  .path = "show nat64 prefix",
-  .short_help = "show nat64 prefix",
-  .function = nat64_show_prefix_command_fn,
-};
-
-/*?
- * @cliexpar
- * @cliexstart{nat64 add interface address}
- * Add/delete NAT64 pool address from specific (DHCP addressed) interface.
- * To add NAT64 pool address from specific interface use:
- *  vpp# nat64 add interface address GigabitEthernet0/8/0
- * @cliexend
-?*/
-VLIB_CLI_COMMAND (nat64_add_interface_address_command, static) = {
-    .path = "nat64 add interface address",
-    .short_help = "nat64 add interface address <interface> [del]",
-    .function = nat64_add_interface_address_command_fn,
-};
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */