one_cli.c

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/*
 * 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.
 */

#include <lisp/lisp-cp/control.h>
#include <lisp/lisp-gpe/lisp_gpe.h>

static clib_error_t *
lisp_show_adjacencies_command_fn (vlib_main_t * vm,
                                  unformat_input_t * input,
                                  vlib_cli_command_t * cmd)
{
  lisp_adjacency_t *adjs, *adj;
  vlib_cli_output (vm, "%s %40s\n", "leid", "reid");
  unformat_input_t _line_input, *line_input = &_line_input;
  u32 vni = ~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, "vni %d", &vni))
        ;
      else
        {
          vlib_cli_output (vm, "parse error: '%U'",
                           format_unformat_error, line_input);
          unformat_free (line_input);
          return 0;
        }
    }
  unformat_free (line_input);

  if (~0 == vni)
    {
      vlib_cli_output (vm, "error: no vni specified!");
      return 0;
    }

  adjs = vnet_lisp_adjacencies_get_by_vni (vni);

  vec_foreach (adj, adjs)
  {
    vlib_cli_output (vm, "%U %40U\n", format_gid_address, &adj->leid,
                     format_gid_address, &adj->reid);
  }
  vec_free (adjs);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_adjacencies_command) = {
    .path = "show one adjacencies",
    .short_help = "show one adjacencies",
    .function = lisp_show_adjacencies_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_add_del_map_server_command_fn (vlib_main_t * vm,
                                    unformat_input_t * input,
                                    vlib_cli_command_t * cmd)
{
  int rv = 0;
  u8 is_add = 1, ip_set = 0;
  ip_address_t ip;
  unformat_input_t _line_input, *line_input = &_line_input;

  /* 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, "add"))
        is_add = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "%U", unformat_ip_address, &ip))
        ip_set = 1;
      else
        {
          vlib_cli_output (vm, "parse error: '%U'",
                           format_unformat_error, line_input);
          unformat_free (line_input);
          return 0;
        }
    }
  unformat_free (line_input);

  if (!ip_set)
    {
      vlib_cli_output (vm, "map-server ip address not set!");
      return 0;
    }

  rv = vnet_lisp_add_del_map_server (&ip, is_add);
  if (!rv)
    vlib_cli_output (vm, "failed to %s map-server!",
                     is_add ? "add" : "delete");

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_map_server_command) = {
    .path = "one map-server",
    .short_help = "one map-server add|del <ip>",
    .function = lisp_add_del_map_server_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_add_del_local_eid_command_fn (vlib_main_t * vm, unformat_input_t * input,
                                   vlib_cli_command_t * cmd)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1;
  gid_address_t eid;
  gid_address_t *eids = 0;
  clib_error_t *error = 0;
  u8 *locator_set_name = 0;
  u32 locator_set_index = 0, map_index = 0;
  uword *p;
  vnet_lisp_add_del_mapping_args_t _a, *a = &_a;
  int rv = 0;
  u32 vni = 0;
  u8 *key = 0;
  u32 key_id = 0;

  clib_memset (&eid, 0, sizeof (eid));
  clib_memset (a, 0, sizeof (*a));

  /* 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, "add"))
        is_add = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "eid %U", unformat_gid_address, &eid))
        ;
      else if (unformat (line_input, "vni %d", &vni))
        gid_address_vni (&eid) = vni;
      else if (unformat (line_input, "secret-key %_%v%_", &key))
        ;
      else if (unformat (line_input, "key-id %U", unformat_hmac_key_id,
                         &key_id))
        ;
      else if (unformat (line_input, "locator-set %_%v%_", &locator_set_name))
        {
          vec_terminate_c_string (locator_set_name);
          p = hash_get_mem (lcm->locator_set_index_by_name, locator_set_name);
          if (!p)
            {
              error = clib_error_return (0, "locator-set %s doesn't exist",
                                         locator_set_name);
              goto done;
            }
          locator_set_index = p[0];
        }
      else if (unformat (line_input, "authoritative"))
        a->authoritative = 1;
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }
  /* XXX treat batch configuration */

  if (GID_ADDR_SRC_DST == gid_address_type (&eid))
    {
      error =
        clib_error_return (0, "src/dst is not supported for local EIDs!");
      goto done;
    }

  if (key && (0 == key_id))
    {
      vlib_cli_output (vm, "invalid key_id!");
      goto done;
    }

  gid_address_copy (&a->eid, &eid);
  a->is_add = is_add;
  a->locator_set_index = locator_set_index;
  a->local = 1;
  a->key = key;
  a->key_id = key_id;

  rv = vnet_lisp_add_del_local_mapping (a, &map_index);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s local mapping!",
                                 is_add ? "add" : "delete");
    }
done:
  vec_free (eids);
  if (locator_set_name)
    vec_free (locator_set_name);
  gid_address_free (&a->eid);
  vec_free (a->key);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_local_eid_command) = {
    .path = "one eid-table",
    .short_help = "one eid-table add/del [vni <vni>] eid <eid> "
      "locator-set <locator-set> [key <secret-key> key-id sha1|sha256 ]",
    .function = lisp_add_del_local_eid_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_eid_table_map_command_fn (vlib_main_t * vm,
                               unformat_input_t * input,
                               vlib_cli_command_t * cmd)
{
  u8 is_add = 1, is_l2 = 0;
  u32 vni = 0, dp_id = 0;
  unformat_input_t _line_input, *line_input = &_line_input;
  clib_error_t *error = NULL;

  /* 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, "del"))
        is_add = 0;
      else if (unformat (line_input, "vni %d", &vni))
        ;
      else if (unformat (line_input, "vrf %d", &dp_id))
        ;
      else if (unformat (line_input, "bd %d", &dp_id))
        is_l2 = 1;
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }
  vnet_lisp_eid_table_map (vni, dp_id, is_l2, is_add);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_eid_table_map_command) = {
    .path = "one eid-table map",
    .short_help = "one eid-table map [del] vni <vni> vrf <vrf> | bd <bdi>",
    .function = lisp_eid_table_map_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_add_del_ndp_entry_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 = NULL;
  int rc = 0;
  u8 hw_addr[6], bd = 0;
  ip6_address_t ip6;
  u32 hw_addr_set = 0, ip_set = 0, is_add = 1;
  gid_address_t _g, *g = &_g;

  clib_memset (&ip6, 0, sizeof (ip6));
  clib_memset (hw_addr, 0, sizeof (hw_addr));
  clib_memset (g, 0, sizeof (*g));

  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, "mac %U", unformat_mac_address, hw_addr))
        hw_addr_set = 1;
      else if (unformat (line_input, "ip %U", unformat_ip6_address, &ip6))
        ip_set = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "bd %d", &bd))
        ;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  if (!ip_set || (!hw_addr_set && is_add))
    {
      vlib_cli_output (vm, "expected IP and MAC addresses!");
      return 0;
    }

  /* build GID address */
  ip_address_set (&gid_address_arp_ndp_ip (g), &ip6, AF_IP6);
  gid_address_ndp_bd (g) = bd;
  gid_address_type (g) = GID_ADDR_NDP;
  rc = vnet_lisp_add_del_l2_arp_ndp_entry (g, hw_addr, is_add);
  if (rc)
    clib_warning ("Failed to %s ndp entry!", is_add ? "add" : "delete");

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_ndp_entry_command) = {
    .path = "one ndp",
    .short_help = "one ndp [del] bd <bd> mac <mac> ip <ipv6>",
    .function = lisp_add_del_ndp_entry_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_add_del_l2_arp_entry_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 = NULL;
  int rc = 0;
  u8 hw_addr[6], bd = 0;
  ip4_address_t ip4;
  u32 hw_addr_set = 0, ip_set = 0, is_add = 1;
  gid_address_t _arp, *arp = &_arp;

  clib_memset (&ip4, 0, sizeof (ip4));
  clib_memset (hw_addr, 0, sizeof (hw_addr));
  clib_memset (arp, 0, sizeof (*arp));

  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, "mac %U", unformat_mac_address, hw_addr))
        hw_addr_set = 1;
      else if (unformat (line_input, "ip %U", unformat_ip4_address, &ip4))
        ip_set = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "bd %d", &bd))
        ;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  if (!ip_set || (!hw_addr_set && is_add))
    {
      vlib_cli_output (vm, "expected IP and MAC addresses!");
      return 0;
    }

  /* build GID address */
  gid_address_arp_ip4 (arp) = ip4;
  gid_address_arp_bd (arp) = bd;
  gid_address_type (arp) = GID_ADDR_ARP;
  rc = vnet_lisp_add_del_l2_arp_ndp_entry (arp, hw_addr, is_add);
  if (rc)
    clib_warning ("Failed to %s l2 arp entry!", is_add ? "add" : "delete");

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_l2_arp_entry_command) = {
    .path = "one l2 arp",
    .short_help = "one l2 arp [del] bd <bd> mac <mac> ip <ipv4>",
    .function = lisp_add_del_l2_arp_entry_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_l2_arp_entries_command_fn (vlib_main_t * vm,
                                     unformat_input_t * input,
                                     vlib_cli_command_t * cmd)
{
  u32 *ht = vnet_lisp_l2_arp_bds_get ();
  lisp_api_l2_arp_entry_t *entries, *e;
  hash_pair_t *p;

  /* *INDENT-OFF* */
  hash_foreach_pair (p, ht,
  ({
    entries = vnet_lisp_l2_arp_entries_get_by_bd (p->key);
    vlib_cli_output (vm, "Table: %d", p->key);

    vec_foreach (e, entries)
      {
        vlib_cli_output (vm, "\t%U -> %U", format_ip4_address, &e->ip4,
                         format_mac_address, e->mac);
      }
    vec_free (entries);
  }));
  /* *INDENT-ON* */

  hash_free (ht);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_l2_arp_entries_command) = {
    .path = "show one l2 arp entries",
    .short_help = "Show ONE L2 ARP entries",
    .function = lisp_show_l2_arp_entries_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_ndp_entries_command_fn (vlib_main_t * vm,
                                  unformat_input_t * input,
                                  vlib_cli_command_t * cmd)
{
  u32 *ht = vnet_lisp_ndp_bds_get ();
  lisp_api_ndp_entry_t *entries, *e;
  hash_pair_t *p;

  /* *INDENT-OFF* */
  hash_foreach_pair (p, ht,
  ({
    entries = vnet_lisp_ndp_entries_get_by_bd (p->key);
    vlib_cli_output (vm, "Table: %d", p->key);

    vec_foreach (e, entries)
      {
        vlib_cli_output (vm, "\t%U -> %U", format_ip6_address, &e->ip6,
                         format_mac_address, e->mac);
      }
    vec_free (entries);
  }));
  /* *INDENT-ON* */

  hash_free (ht);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_ndp_entries_command) = {
    .path = "show one ndp entries",
    .short_help = "Show ONE NDP entries",
    .function = lisp_show_ndp_entries_command_fn,
};
/* *INDENT-ON* */

/**
 * Handler for add/del remote mapping CLI.
 *
 * @param vm vlib context
 * @param input input from user
 * @param cmd cmd
 * @return pointer to clib error structure
 */
static clib_error_t *
lisp_add_del_remote_mapping_command_fn (vlib_main_t * vm,
                                        unformat_input_t * input,
                                        vlib_cli_command_t * cmd)
{
  clib_error_t *error = 0;
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1, del_all = 0;
  locator_t rloc, *rlocs = 0, *curr_rloc = 0;
  gid_address_t eid;
  u8 eid_set = 0;
  u32 vni, action = ~0, p, w;
  int rv;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return 0;

  clib_memset (&eid, 0, sizeof (eid));
  clib_memset (&rloc, 0, sizeof (rloc));

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "del-all"))
        del_all = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "add"))
        ;
      else if (unformat (line_input, "eid %U", unformat_gid_address, &eid))
        eid_set = 1;
      else if (unformat (line_input, "vni %u", &vni))
        {
          gid_address_vni (&eid) = vni;
        }
      else if (unformat (line_input, "p %d w %d", &p, &w))
        {
          if (!curr_rloc)
            {
              clib_warning
                ("No RLOC configured for setting priority/weight!");
              goto done;
            }
          curr_rloc->priority = p;
          curr_rloc->weight = w;
        }
      else if (unformat (line_input, "rloc %U", unformat_ip_address,
                         &gid_address_ip (&rloc.address)))
        {
          /* since rloc is stored in ip prefix we need to set prefix length */
          ip_prefix_t *pref = &gid_address_ippref (&rloc.address);

          u8 version = gid_address_ip_version (&rloc.address);
          ip_prefix_len (pref) = ip_address_max_len (version);

          vec_add1 (rlocs, rloc);
          curr_rloc = &rlocs[vec_len (rlocs) - 1];
        }
      else if (unformat (line_input, "action %U",
                         unformat_negative_mapping_action, &action))
        ;
      else
        {
          clib_warning ("parse error");
          goto done;
        }
    }

  if (!del_all && !eid_set)
    {
      clib_warning ("missing eid!");
      goto done;
    }

  if (!del_all)
    {
      if (is_add && (~0 == action) && 0 == vec_len (rlocs))
        {
          clib_warning ("no action set for negative map-reply!");
          goto done;
        }
    }
  else
    {
      vnet_lisp_clear_all_remote_adjacencies ();
      goto done;
    }

  /* if it's a delete, clean forwarding */
  if (!is_add)
    {
      vnet_lisp_add_del_adjacency_args_t _a, *a = &_a;
      clib_memset (a, 0, sizeof (a[0]));
      gid_address_copy (&a->reid, &eid);
      if (vnet_lisp_add_del_adjacency (a))
        {
          clib_warning ("failed to delete adjacency!");
          goto done;
        }
    }

  /* add as static remote mapping, i.e., not authoritative and infinite
   * ttl */
  if (is_add)
    {
      vnet_lisp_add_del_mapping_args_t _map_args, *map_args = &_map_args;
      clib_memset (map_args, 0, sizeof (map_args[0]));
      gid_address_copy (&map_args->eid, &eid);
      map_args->action = action;
      map_args->is_static = 1;
      map_args->authoritative = 0;
      map_args->ttl = ~0;
      rv = vnet_lisp_add_mapping (map_args, rlocs, NULL, NULL);
    }
  else
    rv = vnet_lisp_del_mapping (&eid, NULL);

  if (rv)
    clib_warning ("failed to %s remote mapping!", is_add ? "add" : "delete");

done:
  vec_free (rlocs);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_remote_mapping_command) = {
  .path = "one remote-mapping",
  .short_help =
    "one remote-mapping add|del [del-all] vni <vni> "
    "eid <est-eid> [action <no-action|natively-forward|"
    "send-map-request|drop>] rloc <dst-locator> p <prio> w <weight> "
    "[rloc <dst-locator> ... ]",
  .function = lisp_add_del_remote_mapping_command_fn,
};
/* *INDENT-ON* */

/**
 * Handler for add/del adjacency CLI.
 */
static clib_error_t *
lisp_add_del_adjacency_command_fn (vlib_main_t * vm, unformat_input_t * input,
                                   vlib_cli_command_t * cmd)
{
  clib_error_t *error = 0;
  unformat_input_t _line_input, *line_input = &_line_input;
  vnet_lisp_add_del_adjacency_args_t _a, *a = &_a;
  u8 is_add = 1;
  ip_prefix_t *reid_ippref, *leid_ippref;
  gid_address_t leid, reid;
  u8 *dmac = gid_address_mac (&reid);
  u8 *smac = gid_address_mac (&leid);
  u8 reid_set = 0, leid_set = 0;
  u32 vni;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return 0;

  clib_memset (&reid, 0, sizeof (reid));
  clib_memset (&leid, 0, sizeof (leid));

  leid_ippref = &gid_address_ippref (&leid);
  reid_ippref = &gid_address_ippref (&reid);

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "add"))
        ;
      else if (unformat (line_input, "reid %U",
                         unformat_ip_prefix, reid_ippref))
        {
          gid_address_type (&reid) = GID_ADDR_IP_PREFIX;
          reid_set = 1;
        }
      else if (unformat (line_input, "reid %U", unformat_mac_address, dmac))
        {
          gid_address_type (&reid) = GID_ADDR_MAC;
          reid_set = 1;
        }
      else if (unformat (line_input, "vni %u", &vni))
        {
          gid_address_vni (&leid) = vni;
          gid_address_vni (&reid) = vni;
        }
      else if (unformat (line_input, "leid %U",
                         unformat_ip_prefix, leid_ippref))
        {
          gid_address_type (&leid) = GID_ADDR_IP_PREFIX;
          leid_set = 1;
        }
      else if (unformat (line_input, "leid %U", unformat_mac_address, smac))
        {
          gid_address_type (&leid) = GID_ADDR_MAC;
          leid_set = 1;
        }
      else
        {
          clib_warning ("parse error");
          goto done;
        }
    }

  if (!reid_set || !leid_set)
    {
      clib_warning ("missing remote or local eid!");
      goto done;
    }

  if ((gid_address_type (&leid) != gid_address_type (&reid))
      || (gid_address_type (&reid) == GID_ADDR_IP_PREFIX
          && ip_prefix_version (reid_ippref)
          != ip_prefix_version (leid_ippref)))
    {
      clib_warning ("remote and local EIDs are of different types!");
      goto done;
    }

  clib_memset (a, 0, sizeof (a[0]));
  gid_address_copy (&a->leid, &leid);
  gid_address_copy (&a->reid, &reid);
  a->is_add = is_add;

  if (vnet_lisp_add_del_adjacency (a))
    clib_warning ("failed to %s adjacency!", is_add ? "add" : "delete");

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_adjacency_command) = {
    .path = "one adjacency",
    .short_help = "one adjacency add|del vni <vni> reid <remote-eid> "
      "leid <local-eid>",
    .function = lisp_add_del_adjacency_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_map_request_mode_command_fn (vlib_main_t * vm,
                                  unformat_input_t * input,
                                  vlib_cli_command_t * cmd)
{
  unformat_input_t _i, *i = &_i;
  map_request_mode_t mr_mode = _MR_MODE_MAX;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, i))
    return 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "dst-only"))
        mr_mode = MR_MODE_DST_ONLY;
      else if (unformat (i, "src-dst"))
        mr_mode = MR_MODE_SRC_DST;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          goto done;
        }
    }

  if (_MR_MODE_MAX == mr_mode)
    {
      clib_warning ("No map request mode entered!");
      goto done;
    }

  vnet_lisp_set_map_request_mode (mr_mode);

done:
  unformat_free (i);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_request_mode_command) = {
    .path = "one map-request mode",
    .short_help = "one map-request mode dst-only|src-dst",
    .function = lisp_map_request_mode_command_fn,
};
/* *INDENT-ON* */


static u8 *
format_lisp_map_request_mode (u8 * s, va_list * args)
{
  u32 mode = va_arg (*args, u32);

  switch (mode)
    {
    case 0:
      return format (0, "dst-only");
    case 1:
      return format (0, "src-dst");
    }
  return 0;
}

static clib_error_t *
lisp_show_map_request_mode_command_fn (vlib_main_t * vm,
                                       unformat_input_t * input,
                                       vlib_cli_command_t * cmd)
{
  vlib_cli_output (vm, "map-request mode: %U", format_lisp_map_request_mode,
                   vnet_lisp_get_map_request_mode ());
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_map_request_mode_command) = {
    .path = "show one map-request mode",
    .short_help = "show one map-request mode",
    .function = lisp_show_map_request_mode_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_map_resolvers_command_fn (vlib_main_t * vm,
                                    unformat_input_t * input,
                                    vlib_cli_command_t * cmd)
{
  lisp_msmr_t *mr;
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();

  vec_foreach (mr, lcm->map_resolvers)
  {
    vlib_cli_output (vm, "%U", format_ip_address, &mr->address);
  }
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_map_resolvers_command) = {
    .path = "show one map-resolvers",
    .short_help = "show one map-resolvers",
    .function = lisp_show_map_resolvers_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_nsh_set_locator_set_command_fn (vlib_main_t * vm,
                                     unformat_input_t * input,
                                     vlib_cli_command_t * cmd)
{
  u8 locator_name_set = 0;
  u8 *locator_set_name = 0;
  u8 is_add = 1;
  unformat_input_t _line_input, *line_input = &_line_input;
  clib_error_t *error = 0;
  int rv = 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, "ls %_%v%_", &locator_set_name))
        locator_name_set = 1;
      else if (unformat (line_input, "disable"))
        is_add = 0;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  if (!locator_name_set)
    {
      clib_warning ("No locator set specified!");
      goto done;
    }

  vec_terminate_c_string (locator_set_name);
  rv = vnet_lisp_nsh_set_locator_set (locator_set_name, is_add);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s NSH mapping!",
                                 is_add ? "add" : "delete");
    }

done:
  vec_free (locator_set_name);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_nsh_set_locator_set_command) = {
    .path = "one nsh-mapping",
    .short_help = "one nsh-mapping [del] ls <locator-set-name>",
    .function = lisp_nsh_set_locator_set_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_map_register_fallback_threshold_show_command_fn (vlib_main_t * vm,
                                                      unformat_input_t *
                                                      input,
                                                      vlib_cli_command_t *
                                                      cmd)
{
  u32 val = vnet_lisp_map_register_fallback_threshold_get ();
  vlib_cli_output (vm, "map register fallback threshold value: %d", val);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_register_fallback_threshold_show_command) = {
    .path = "show one map-register fallback-threshold",
    .short_help = "show one map-register fallback-threshold",
    .function = lisp_map_register_fallback_threshold_show_command_fn,
};

/* *INDENT-ON* */

static clib_error_t *
lisp_map_register_fallback_threshold_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;
  u32 val = 0;
  int rv = 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, "%d", &val))
        ;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  rv = vnet_lisp_map_register_fallback_threshold_set (val);
  if (rv)
    {
      error = clib_error_return (0, "setting fallback threshold failed!");
    }

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_register_fallback_threshold_command) = {
    .path = "one map-register fallback-threshold",
    .short_help = "one map-register fallback-threshold <count>",
    .function = lisp_map_register_fallback_threshold_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_pitr_set_locator_set_command_fn (vlib_main_t * vm,
                                      unformat_input_t * input,
                                      vlib_cli_command_t * cmd)
{
  u8 locator_name_set = 0;
  u8 *locator_set_name = 0;
  u8 is_add = 1;
  unformat_input_t _line_input, *line_input = &_line_input;
  clib_error_t *error = 0;
  int rv = 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, "ls %_%v%_", &locator_set_name))
        locator_name_set = 1;
      else if (unformat (line_input, "disable"))
        is_add = 0;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  if (!locator_name_set)
    {
      clib_warning ("No locator set specified!");
      goto done;
    }
  vec_terminate_c_string (locator_set_name);
  rv = vnet_lisp_pitr_set_locator_set (locator_set_name, is_add);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s pitr!",
                                 is_add ? "add" : "delete");
    }

done:
  if (locator_set_name)
    vec_free (locator_set_name);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_pitr_set_locator_set_command) = {
    .path = "one pitr",
    .short_help = "one pitr [disable] ls <locator-set-name>",
    .function = lisp_pitr_set_locator_set_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_pitr_command_fn (vlib_main_t * vm,
                           unformat_input_t * input, vlib_cli_command_t * cmd)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  mapping_t *m;
  locator_set_t *ls;
  u8 *tmp_str = 0;
  u8 status = lcm->flags & LISP_FLAG_PITR_MODE;

  vlib_cli_output (vm, "%=20s%=16s", "pitr", status ? "locator-set" : "");

  if (!status)
    {
      vlib_cli_output (vm, "%=20s", "disable");
      return 0;
    }

  if (~0 == lcm->pitr_map_index)
    {
      tmp_str = format (0, "N/A");
    }
  else
    {
      m = pool_elt_at_index (lcm->mapping_pool, lcm->pitr_map_index);
      if (~0 != m->locator_set_index)
        {
          ls =
            pool_elt_at_index (lcm->locator_set_pool, m->locator_set_index);
          tmp_str = format (0, "%s", ls->name);
        }
      else
        {
          tmp_str = format (0, "N/A");
        }
    }
  vec_add1 (tmp_str, 0);

  vlib_cli_output (vm, "%=20s%=16s", "enable", tmp_str);

  vec_free (tmp_str);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_pitr_command) = {
    .path = "show one pitr",
    .short_help = "Show pitr",
    .function = lisp_show_pitr_command_fn,
};
/* *INDENT-ON* */

static u8 *
format_eid_entry (u8 * s, va_list * args)
{
  vnet_main_t *vnm = va_arg (*args, vnet_main_t *);
  lisp_cp_main_t *lcm = va_arg (*args, lisp_cp_main_t *);
  mapping_t *mapit = va_arg (*args, mapping_t *);
  locator_set_t *ls = va_arg (*args, locator_set_t *);
  gid_address_t *gid = &mapit->eid;
  u32 ttl = mapit->ttl;
  u8 aut = mapit->authoritative;
  u32 *loc_index;
  u8 first_line = 1;
  u8 *loc;

  u8 *type = ls->local ? format (0, "local(%s)", ls->name)
    : format (0, "remote");

  if (vec_len (ls->locator_indices) == 0)
    {
      s = format (s, "%-35U%-20saction:%-30U%-20u%-u", format_gid_address,
                  gid, type, format_negative_mapping_action, mapit->action,
                  ttl, aut);
    }
  else
    {
      vec_foreach (loc_index, ls->locator_indices)
      {
        locator_t *l = pool_elt_at_index (lcm->locator_pool, loc_index[0]);
        if (l->local)
          loc = format (0, "%U", format_vnet_sw_if_index_name, vnm,
                        l->sw_if_index);
        else
          loc = format (0, "%U", format_ip_address,
                        &gid_address_ip (&l->address));

        if (first_line)
          {
            s = format (s, "%-35U%-20s%-30v%-20u%-u\n", format_gid_address,
                        gid, type, loc, ttl, aut);
            first_line = 0;
          }
        else
          s = format (s, "%55s%v\n", "", loc);
      }
    }
  return s;
}

static clib_error_t *
lisp_show_eid_table_command_fn (vlib_main_t * vm,
                                unformat_input_t * input,
                                vlib_cli_command_t * cmd)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  mapping_t *mapit;
  unformat_input_t _line_input, *line_input = &_line_input;
  u32 mi;
  gid_address_t eid;
  u8 print_all = 1;
  u8 filter = 0;
  clib_error_t *error = NULL;

  clib_memset (&eid, 0, sizeof (eid));

  /* 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, "eid %U", unformat_gid_address, &eid))
        print_all = 0;
      else if (unformat (line_input, "local"))
        filter = 1;
      else if (unformat (line_input, "remote"))
        filter = 2;
      else
        {
          error = clib_error_return (0, "parse error: '%U'",
                                     format_unformat_error, line_input);
          goto done;
        }
    }

  vlib_cli_output (vm, "%-35s%-20s%-30s%-20s%-s",
                   "EID", "type", "locators", "ttl", "authoritative");

  if (print_all)
    {
      /* *INDENT-OFF* */
      pool_foreach (mapit, lcm->mapping_pool)
       {
        if (mapit->pitr_set || mapit->nsh_set)
          continue;

        locator_set_t * ls = pool_elt_at_index (lcm->locator_set_pool,
                                                mapit->locator_set_index);
        if (filter && !((1 == filter && ls->local) ||
          (2 == filter && !ls->local)))
          {
            continue;
          }
        vlib_cli_output (vm, "%U", format_eid_entry, lcm->vnet_main,
                         lcm, mapit, ls);
      }
      /* *INDENT-ON* */
    }
  else
    {
      mi = gid_dictionary_lookup (&lcm->mapping_index_by_gid, &eid);
      if ((u32) ~ 0 == mi)
        goto done;

      mapit = pool_elt_at_index (lcm->mapping_pool, mi);
      locator_set_t *ls = pool_elt_at_index (lcm->locator_set_pool,
                                             mapit->locator_set_index);

      if (filter && !((1 == filter && ls->local) ||
                      (2 == filter && !ls->local)))
        {
          goto done;
        }

      vlib_cli_output (vm, "%U,", format_eid_entry, lcm->vnet_main,
                       lcm, mapit, ls);
    }

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_show_eid_table_command) = {
    .path = "show one eid-table",
    .short_help = "show one eid-table [local|remote|eid <eid>]",
    .function = lisp_show_eid_table_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_enable_disable_pitr_mode_command_fn (vlib_main_t * vm,
                                          unformat_input_t * input,
                                          vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_enabled = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        {
          is_set = 1;
          is_enabled = 1;
        }
      else if (unformat (line_input, "disable"))
        is_set = 1;
      else
        {
          error = clib_error_return (0, "parse error: '%U'",
                                     format_unformat_error, line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      error = clib_error_return (0, "state not set");
      goto done;
    }

  vnet_lisp_enable_disable_pitr_mode (is_enabled);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_enable_disable_pitr_mode_command) = {
    .path = "one pitr mode",
    .short_help = "one pitr mode [enable|disable]",
    .function = lisp_enable_disable_pitr_mode_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_enable_disable_petr_mode_command_fn (vlib_main_t * vm,
                                          unformat_input_t * input,
                                          vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_enabled = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        {
          is_set = 1;
          is_enabled = 1;
        }
      else if (unformat (line_input, "disable"))
        is_set = 1;
      else
        {
          error = clib_error_return (0, "parse error: '%U'",
                                     format_unformat_error, line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      error = clib_error_return (0, "state not set");
      goto done;
    }

  vnet_lisp_enable_disable_petr_mode (is_enabled);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_enable_disable_petr_mode_command) = {
    .path = "one petr mode",
    .short_help = "one petr mode [enable|disable]",
    .function = lisp_enable_disable_petr_mode_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_enable_disable_xtr_mode_command_fn (vlib_main_t * vm,
                                         unformat_input_t * input,
                                         vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_enabled = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        {
          is_set = 1;
          is_enabled = 1;
        }
      else if (unformat (line_input, "disable"))
        is_set = 1;
      else
        {
          error = clib_error_return (0, "parse error: '%U'",
                                     format_unformat_error, line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      error = clib_error_return (0, "state not set");
      goto done;
    }

  vnet_lisp_enable_disable_xtr_mode (is_enabled);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_enable_disable_xtr_mode_command) = {
    .path = "one xtr mode",
    .short_help = "one xtr mode [enable|disable]",
    .function = lisp_enable_disable_xtr_mode_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
one_enable_command_fn (vlib_main_t * vm, unformat_input_t * input,
                       vlib_cli_command_t * cmd)
{
  if (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    return clib_error_return (0, "parse error: '%U'", format_unformat_error,
                              input);

  vnet_lisp_enable_disable (1);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_enable_command) = {
    .path = "one enable",
    .short_help = "one enable",
    .function = one_enable_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
one_disable_command_fn (vlib_main_t * vm, unformat_input_t * input,
                        vlib_cli_command_t * cmd)
{
  if (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    return clib_error_return (0, "parse error: '%U'", format_unformat_error,
                              input);

  vnet_lisp_enable_disable (0);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_disable_command) = {
    .path = "one disable",
    .short_help = "one disable",
    .function = one_disable_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_map_register_set_ttl_command_fn (vlib_main_t * vm,
                                      unformat_input_t * input,
                                      vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u32 ttl = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "%u", &ttl))
        is_set = 1;
      else
        {
          vlib_cli_output (vm, "parse error: '%U'", format_unformat_error,
                           line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      vlib_cli_output (vm, "expected integer value for TTL!");
      goto done;
    }

  vnet_lisp_map_register_set_ttl (ttl);

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_register_set_ttl_command) = {
    .path = "one map-register ttl",
    .short_help = "one map-register ttl",
    .function = lisp_map_register_set_ttl_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_map_register_show_ttl_command_fn (vlib_main_t * vm,
                                       unformat_input_t * input,
                                       vlib_cli_command_t * cmd)
{
  u32 ttl = vnet_lisp_map_register_get_ttl ();

  vlib_cli_output (vm, "map-register TTL: %u", ttl);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_register_show_ttl_command) = {
    .path = "show one map-register ttl",
    .short_help = "show one map-register ttl",
    .function = lisp_map_register_show_ttl_command_fn,
};

/* *INDENT-ON* */

static clib_error_t *
lisp_map_register_enable_disable_command_fn (vlib_main_t * vm,
                                             unformat_input_t * input,
                                             vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_enabled = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        {
          is_set = 1;
          is_enabled = 1;
        }
      else if (unformat (line_input, "disable"))
        is_set = 1;
      else
        {
          vlib_cli_output (vm, "parse error: '%U'", format_unformat_error,
                           line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      vlib_cli_output (vm, "state not set!");
      goto done;
    }

  vnet_lisp_map_register_enable_disable (is_enabled);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_map_register_enable_disable_command) = {
    .path = "one map-register",
    .short_help = "one map-register [enable|disable]",
    .function = lisp_map_register_enable_disable_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_rloc_probe_enable_disable_command_fn (vlib_main_t * vm,
                                           unformat_input_t * input,
                                           vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_enabled = 0;
  u8 is_set = 0;
  clib_error_t *error = NULL;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        {
          is_set = 1;
          is_enabled = 1;
        }
      else if (unformat (line_input, "disable"))
        is_set = 1;
      else
        {
          vlib_cli_output (vm, "parse error: '%U'", format_unformat_error,
                           line_input);
          goto done;
        }
    }

  if (!is_set)
    {
      vlib_cli_output (vm, "state not set!");
      goto done;
    }

  vnet_lisp_rloc_probe_enable_disable (is_enabled);

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_rloc_probe_enable_disable_command) = {
    .path = "one rloc-probe",
    .short_help = "one rloc-probe [enable|disable]",
    .function = lisp_rloc_probe_enable_disable_command_fn,
};
/* *INDENT-ON* */

static u8 *
format_lisp_status (u8 * s, va_list * args)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  return format (s, "%s", lcm->is_enabled ? "enabled" : "disabled");
}

static clib_error_t *
lisp_show_status_command_fn (vlib_main_t * vm, unformat_input_t * input,
                             vlib_cli_command_t * cmd)
{
  u8 *msg = 0;
  msg = format (msg, "feature: %U\ngpe: %U\n",
                format_lisp_status, format_vnet_lisp_gpe_status);
  vlib_cli_output (vm, "%v", msg);
  vec_free (msg);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_status_command) = {
    .path = "show one status",
    .short_help = "show one status",
    .function = lisp_show_status_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_eid_table_map_command_fn (vlib_main_t * vm,
                                    unformat_input_t * input,
                                    vlib_cli_command_t * cmd)
{
  hash_pair_t *p;
  unformat_input_t _line_input, *line_input = &_line_input;
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  uword *vni_table = 0;
  u8 is_l2 = 0;
  clib_error_t *error = NULL;

  /* 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, "l2"))
        {
          vni_table = lcm->bd_id_by_vni;
          is_l2 = 1;
        }
      else if (unformat (line_input, "l3"))
        {
          vni_table = lcm->table_id_by_vni;
          is_l2 = 0;
        }
      else
        {
          error = clib_error_return (0, "parse error: '%U'",
                                     format_unformat_error, line_input);
          goto done;
        }
    }

  if (!vni_table)
    {
      vlib_cli_output (vm, "Error: expected l2|l3 param!\n");
      goto done;
    }

  vlib_cli_output (vm, "%=10s%=10s", "VNI", is_l2 ? "BD" : "VRF");

  /* *INDENT-OFF* */
  hash_foreach_pair (p, vni_table,
  ({
    vlib_cli_output (vm, "%=10d%=10d", p->key, p->value[0]);
  }));
  /* *INDENT-ON* */

done:
  unformat_free (line_input);

  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_eid_table_map_command) = {
    .path = "show one eid-table map",
    .short_help = "show one eid-table map l2|l3",
    .function = lisp_show_eid_table_map_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_add_del_locator_set_command_fn (vlib_main_t * vm,
                                     unformat_input_t * input,
                                     vlib_cli_command_t * cmd)
{
  lisp_gpe_main_t *lgm = &lisp_gpe_main;
  vnet_main_t *vnm = lgm->vnet_main;
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1;
  clib_error_t *error = 0;
  u8 *locator_set_name = 0;
  locator_t locator, *locators = 0;
  vnet_lisp_add_del_locator_set_args_t _a, *a = &_a;
  u32 ls_index = 0;
  int rv = 0;

  clib_memset (&locator, 0, sizeof (locator));
  clib_memset (a, 0, sizeof (a[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, "add %_%v%_", &locator_set_name))
        is_add = 1;
      else if (unformat (line_input, "del %_%v%_", &locator_set_name))
        is_add = 0;
      else if (unformat (line_input, "iface %U p %d w %d",
                         unformat_vnet_sw_interface, vnm,
                         &locator.sw_if_index, &locator.priority,
                         &locator.weight))
        {
          locator.local = 1;
          locator.state = 1;
          vec_add1 (locators, locator);
        }
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }

  vec_terminate_c_string (locator_set_name);
  a->name = locator_set_name;
  a->locators = locators;
  a->is_add = is_add;
  a->local = 1;

  rv = vnet_lisp_add_del_locator_set (a, &ls_index);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s locator-set!",
                                 is_add ? "add" : "delete");
    }

done:
  vec_free (locators);
  if (locator_set_name)
    vec_free (locator_set_name);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_add_del_locator_set_command) = {
    .path = "one locator-set",
    .short_help = "one locator-set add/del <name> [iface <iface-name> "
        "p <priority> w <weight>]",
    .function = lisp_add_del_locator_set_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_add_del_locator_in_set_command_fn (vlib_main_t * vm,
                                        unformat_input_t * input,
                                        vlib_cli_command_t * cmd)
{
  lisp_gpe_main_t *lgm = &lisp_gpe_main;
  vnet_main_t *vnm = lgm->vnet_main;
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1;
  clib_error_t *error = 0;
  u8 *locator_set_name = 0;
  u8 locator_set_name_set = 0;
  locator_t locator, *locators = 0;
  vnet_lisp_add_del_locator_set_args_t _a, *a = &_a;
  u32 ls_index = 0;

  clib_memset (&locator, 0, sizeof (locator));
  clib_memset (a, 0, sizeof (a[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, "add"))
        is_add = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "locator-set %_%v%_", &locator_set_name))
        locator_set_name_set = 1;
      else if (unformat (line_input, "iface %U p %d w %d",
                         unformat_vnet_sw_interface, vnm,
                         &locator.sw_if_index, &locator.priority,
                         &locator.weight))
        {
          locator.local = 1;
          vec_add1 (locators, locator);
        }
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }

  if (!locator_set_name_set)
    {
      error = clib_error_return (0, "locator_set name not set!");
      goto done;
    }

  vec_terminate_c_string (locator_set_name);
  a->name = locator_set_name;
  a->locators = locators;
  a->is_add = is_add;
  a->local = 1;

  vnet_lisp_add_del_locator (a, 0, &ls_index);

done:
  vec_free (locators);
  vec_free (locator_set_name);
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_add_del_locator_in_set_command) = {
    .path = "one locator",
    .short_help = "one locator add/del locator-set <name> iface <iface-name> "
                  "p <priority> w <weight>",
    .function = lisp_add_del_locator_in_set_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_cp_show_locator_sets_command_fn (vlib_main_t * vm,
                                      unformat_input_t * input,
                                      vlib_cli_command_t * cmd)
{
  locator_set_t *lsit;
  locator_t *loc;
  u32 *locit;
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();

  vlib_cli_output (vm, "%s%=16s%=16s%=16s", "Locator-set", "Locator",
                   "Priority", "Weight");

  /* *INDENT-OFF* */
  pool_foreach (lsit, lcm->locator_set_pool)
   {
    u8 * msg = 0;
    int next_line = 0;
    if (lsit->local)
      {
        msg = format (msg, "%s", lsit->name);
      }
    else
      {
        msg = format (msg, "<%s-%d>", "remote", lsit - lcm->locator_set_pool);
      }
    vec_foreach (locit, lsit->locator_indices)
      {
        if (next_line)
          {
            msg = format (msg, "%16s", " ");
          }
        loc = pool_elt_at_index (lcm->locator_pool, locit[0]);
        if (loc->local)
          msg = format (msg, "%16d%16d%16d\n", loc->sw_if_index, loc->priority,
                        loc->weight);
        else
          msg = format (msg, "%16U%16d%16d\n", format_ip_address,
                        &gid_address_ip(&loc->address), loc->priority,
                        loc->weight);
        next_line = 1;
      }
    vlib_cli_output (vm, "%v", msg);
    vec_free (msg);
  }
  /* *INDENT-ON* */
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_show_locator_sets_command) = {
    .path = "show one locator-set",
    .short_help = "Shows locator-sets",
    .function = lisp_cp_show_locator_sets_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_add_del_map_resolver_command_fn (vlib_main_t * vm,
                                      unformat_input_t * input,
                                      vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1, addr_set = 0;
  ip_address_t ip_addr;
  clib_error_t *error = 0;
  int rv = 0;
  vnet_lisp_add_del_map_resolver_args_t _a, *a = &_a;

  /* 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, "add"))
        is_add = 1;
      else if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "%U", unformat_ip_address, &ip_addr))
        addr_set = 1;
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }

  if (!addr_set)
    {
      error = clib_error_return (0, "Map-resolver address must be set!");
      goto done;
    }

  a->is_add = is_add;
  a->address = ip_addr;
  rv = vnet_lisp_add_del_map_resolver (a);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s map-resolver!",
                                 is_add ? "add" : "delete");
    }

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_map_resolver_command) = {
    .path = "one map-resolver",
    .short_help = "one map-resolver add/del <ip_address>",
    .function = lisp_add_del_map_resolver_command_fn,
};
/* *INDENT-ON* */


static clib_error_t *
lisp_add_del_mreq_itr_rlocs_command_fn (vlib_main_t * vm,
                                        unformat_input_t * input,
                                        vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 is_add = 1;
  u8 *locator_set_name = 0;
  clib_error_t *error = 0;
  int rv = 0;
  vnet_lisp_add_del_mreq_itr_rloc_args_t _a, *a = &_a;

  /* 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, "del"))
        is_add = 0;
      else if (unformat (line_input, "add %_%v%_", &locator_set_name))
        is_add = 1;
      else
        {
          error = unformat_parse_error (line_input);
          goto done;
        }
    }

  vec_terminate_c_string (locator_set_name);
  a->is_add = is_add;
  a->locator_set_name = locator_set_name;
  rv = vnet_lisp_add_del_mreq_itr_rlocs (a);
  if (0 != rv)
    {
      error = clib_error_return (0, "failed to %s map-request itr-rlocs!",
                                 is_add ? "add" : "delete");
    }

done:
  vec_free (locator_set_name);
  unformat_free (line_input);
  return error;

}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_add_del_map_request_command) = {
    .path = "one map-request itr-rlocs",
    .short_help = "one map-request itr-rlocs add/del <locator_set_name>",
    .function = lisp_add_del_mreq_itr_rlocs_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_mreq_itr_rlocs_command_fn (vlib_main_t * vm,
                                     unformat_input_t * input,
                                     vlib_cli_command_t * cmd)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  locator_set_t *loc_set;

  vlib_cli_output (vm, "%=20s", "itr-rlocs");

  if (~0 == lcm->mreq_itr_rlocs)
    {
      return 0;
    }

  loc_set = pool_elt_at_index (lcm->locator_set_pool, lcm->mreq_itr_rlocs);

  vlib_cli_output (vm, "%=20s", loc_set->name);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_map_request_command) = {
    .path = "show one map-request itr-rlocs",
    .short_help = "Shows map-request itr-rlocs",
    .function = lisp_show_mreq_itr_rlocs_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_use_petr_set_locator_set_command_fn (vlib_main_t * vm,
                                          unformat_input_t * input,
                                          vlib_cli_command_t * cmd)
{
  u8 is_add = 1, ip_set = 0;
  unformat_input_t _line_input, *line_input = &_line_input;
  clib_error_t *error = 0;
  ip_address_t ip;

  /* 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_ip_address, &ip))
        ip_set = 1;
      else if (unformat (line_input, "disable"))
        is_add = 0;
      else
        {
          error = clib_error_return (0, "parse error");
          goto done;
        }
    }

  if (!ip_set)
    {
      clib_warning ("No petr IP specified!");
      goto done;
    }

  if (vnet_lisp_use_petr (&ip, is_add))
    {
      error = clib_error_return (0, "failed to %s petr!",
                                 is_add ? "add" : "delete");
    }

done:
  unformat_free (line_input);
  return error;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_use_petr_set_locator_set_command) = {
    .path = "one use-petr",
    .short_help = "one use-petr [disable] <petr-ip>",
    .function = lisp_use_petr_set_locator_set_command_fn,
};

static clib_error_t *
lisp_show_petr_command_fn (vlib_main_t * vm,
                           unformat_input_t * input, vlib_cli_command_t * cmd)
{
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
  mapping_t *m;
  locator_set_t *ls;
  locator_t *loc;
  u8 *tmp_str = 0;
  u8 use_petr = lcm->flags & LISP_FLAG_USE_PETR;
  vlib_cli_output (vm, "%=20s%=16s", "petr", use_petr ? "ip" : "");

  if (!use_petr)
    {
      vlib_cli_output (vm, "%=20s", "disable");
      return 0;
    }

  if (~0 == lcm->petr_map_index)
    {
      tmp_str = format (0, "N/A");
    }
  else
    {
      m = pool_elt_at_index (lcm->mapping_pool, lcm->petr_map_index);
      if (~0 != m->locator_set_index)
        {
          ls = pool_elt_at_index(lcm->locator_set_pool, m->locator_set_index);
          loc = pool_elt_at_index (lcm->locator_pool, ls->locator_indices[0]);
          tmp_str = format (0, "%U", format_ip_address, &loc->address);
        }
      else
        {
          tmp_str = format (0, "N/A");
        }
    }
  vec_add1 (tmp_str, 0);

  vlib_cli_output (vm, "%=20s%=16s", "enable", tmp_str);

  vec_free (tmp_str);

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_petr_command) = {
    .path = "show one petr",
    .short_help = "Show petr",
    .function = lisp_show_petr_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_map_servers_command_fn (vlib_main_t * vm,
                                  unformat_input_t * input,
                                  vlib_cli_command_t * cmd)
{
  lisp_msmr_t *ms;
  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();

  vec_foreach (ms, lcm->map_servers)
  {
    vlib_cli_output (vm, "%U", format_ip_address, &ms->address);
  }
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_map_servers_command) = {
    .path = "show one map-servers",
    .short_help = "show one map servers",
    .function = lisp_show_map_servers_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_map_register_state_command_fn (vlib_main_t * vm,
                                         unformat_input_t * input,
                                         vlib_cli_command_t * cmd)
{
  u8 *msg = 0;
  u8 is_enabled = vnet_lisp_map_register_state_get ();

  msg = format (msg, "%s\n", is_enabled ? "enabled" : "disabled");
  vlib_cli_output (vm, "%v", msg);
  vec_free (msg);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_map_register_state_command) = {
    .path = "show one map-register state",
    .short_help = "show one map-register state",
    .function = lisp_show_map_register_state_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_rloc_probe_state_command_fn (vlib_main_t * vm,
                                       unformat_input_t * input,
                                       vlib_cli_command_t * cmd)
{
  u8 *msg = 0;
  u8 is_enabled = vnet_lisp_rloc_probe_state_get ();

  msg = format (msg, "%s\n", is_enabled ? "enabled" : "disabled");
  vlib_cli_output (vm, "%v", msg);
  vec_free (msg);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_rloc_probe_state_command) = {
    .path = "show one rloc state",
    .short_help = "show one RLOC state",
    .function = lisp_show_rloc_probe_state_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_stats_command_fn (vlib_main_t * vm,
                            unformat_input_t * input,
                            vlib_cli_command_t * cmd)
{
  u8 is_enabled = vnet_lisp_stats_enable_disable_state ();
  vlib_cli_output (vm, "%s\n", is_enabled ? "enabled" : "disabled");
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_stats_command) = {
    .path = "show one statistics status",
    .short_help = "show ONE statistics enable/disable status",
    .function = lisp_show_stats_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_stats_details_command_fn (vlib_main_t * vm,
                                    unformat_input_t * input,
                                    vlib_cli_command_t * cmd)
{
  lisp_api_stats_t *stat, *stats = vnet_lisp_get_stats ();

  if (vec_len (stats) > 0)
    vlib_cli_output (vm,
                     "[src-EID, dst-EID] [loc-rloc, rmt-rloc] count bytes\n");
  else
    vlib_cli_output (vm, "No statistics found.\n");

  vec_foreach (stat, stats)
  {
    vlib_cli_output (vm, "[%U, %U] [%U, %U] %7u %7u\n",
                     format_fid_address, &stat->seid,
                     format_fid_address, &stat->deid,
                     format_ip_address, &stat->loc_rloc,
                     format_ip_address, &stat->rmt_rloc,
                     stat->counters.packets, stat->counters.bytes);
  }
  vec_free (stats);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_show_stats_details_command) = {
    .path = "show one statistics details",
    .short_help = "show ONE statistics",
    .function = lisp_show_stats_details_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_stats_enable_disable_command_fn (vlib_main_t * vm,
                                      unformat_input_t * input,
                                      vlib_cli_command_t * cmd)
{
  unformat_input_t _line_input, *line_input = &_line_input;
  u8 enable = 0;

  /* Get a line of input. */
  if (!unformat_user (input, unformat_line_input, line_input))
    return clib_error_return (0, "expected enable | disable");

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "enable"))
        enable = 1;
      else if (unformat (line_input, "disable"))
        enable = 0;
      else
        {
          clib_warning ("Error: expected enable/disable!");
          goto done;
        }
    }
  vnet_lisp_stats_enable_disable (enable);
done:
  unformat_free (line_input);
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_stats_enable_disable_command) = {
    .path = "one statistics",
    .short_help = "enable/disable ONE statistics collecting",
    .function = lisp_stats_enable_disable_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_stats_flush_command_fn (vlib_main_t * vm,
                             unformat_input_t * input,
                             vlib_cli_command_t * cmd)
{
  vnet_lisp_flush_stats ();
  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_stats_flush_command) = {
    .path = "one statistics flush",
    .short_help = "Flush ONE statistics",
    .function = lisp_stats_flush_command_fn,
};
/* *INDENT-ON* */

static clib_error_t *
lisp_show_one_modes_command_fn (vlib_main_t * vm,
                                unformat_input_t * input,
                                vlib_cli_command_t * cmd)
{
  u8 pitr_mode = vnet_lisp_get_pitr_mode ();
  u8 petr_mode = vnet_lisp_get_petr_mode ();
  u8 xtr_mode = vnet_lisp_get_xtr_mode ();

  vlib_cli_output (vm, "xTR: %s\n", xtr_mode ? "enabled" : "disabled");
  vlib_cli_output (vm, "P-ITR: %s\n", pitr_mode ? "enabled" : "disabled");
  vlib_cli_output (vm, "P-ETR: %s\n", petr_mode ? "enabled" : "disabled");

  return 0;
}

/* *INDENT-OFF* */
VLIB_CLI_COMMAND (one_cp_show_one_modes_modes_command) = {
    .path = "show one modes",
    .short_help = "show one modes",
    .function = lisp_show_one_modes_command_fn,
};
/* *INDENT-ON* */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */