+lisp_eid_table_map_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ u8 is_add = 1;
+ u32 vni = 0, vrf = 0;
+ 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, "del"))
+ is_add = 0;
+ else if (unformat (line_input, "vni %d", &vni))
+ ;
+ else if (unformat (line_input, "vrf %d", &vrf))
+ ;
+ else
+ {
+ return unformat_parse_error (line_input);
+ }
+ }
+ vnet_lisp_eid_table_map (vni, vrf, is_add);
+ return 0;
+}
+
+VLIB_CLI_COMMAND (lisp_eid_table_map_command) = {
+ .path = "lisp eid-table map",
+ .short_help = "lisp eid-table map [del] vni <vni> vrf <vrf>",
+ .function = lisp_eid_table_map_command_fn,
+};
+
+static int
+lisp_add_del_negative_static_mapping (gid_address_t * deid,
+ vnet_lisp_add_del_locator_set_args_t * ls, u8 action, u8 is_add)
+{
+ uword * p;
+ mapping_t * map;
+ u32 mi = ~0;
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
+ uword * refc;
+ vnet_lisp_add_del_mapping_args_t _dm_args, * dm_args = &_dm_args;
+ int rv = 0;
+ u32 ls_index = 0, dst_map_index;
+ vnet_lisp_gpe_add_del_iface_args_t _ai, *ai = &_ai;
+
+ memset (dm_args, 0, sizeof (dm_args[0]));
+ u32 vni = gid_address_vni (deid);
+ refc = hash_get (lcm->dp_if_refcount_by_vni, vni);
+
+ p = hash_get (lcm->table_id_by_vni, vni);
+ if (!p)
+ {
+ clib_warning ("vni %d not associated to a vrf!", vni);
+ return VNET_API_ERROR_INVALID_VALUE;
+ }
+
+ if (is_add)
+ {
+ vnet_lisp_add_del_locator_set (ls, &ls_index);
+ /* add mapping */
+ gid_address_copy (&dm_args->deid, deid);
+ dm_args->is_add = 1;
+ dm_args->action = action;
+ dm_args->locator_set_index = ls_index;
+
+ /* create interface or update refcount */
+ if (!refc)
+ {
+ vnet_lisp_gpe_add_del_iface_args_t _ai, *ai = &_ai;
+ ai->is_add = 1;
+ ai->vni = vni;
+ ai->table_id = p[0];
+ vnet_lisp_gpe_add_del_iface (ai, 0);
+
+ /* counts the number of eids in a vni that use the interface */
+ hash_set (lcm->dp_if_refcount_by_vni, vni, 1);
+ }
+ else
+ refc[0]++;
+
+ rv = vnet_lisp_add_del_local_mapping (dm_args, &dst_map_index);
+ if (!rv)
+ add_fwd_entry (lcm, lcm->pitr_map_index, dst_map_index);
+ }
+ else
+ {
+ mi = gid_dictionary_lookup (&lcm->mapping_index_by_gid, deid);
+ if ((u32)~0 == mi)
+ {
+ clib_warning ("eid %U marked for removal, but not found in "
+ "map-cache!", unformat_gid_address, deid);
+ return VNET_API_ERROR_INVALID_VALUE;
+ }
+
+ /* delete forwarding entry */
+ del_fwd_entry (lcm, 0, mi);
+
+ dm_args->is_add = 0;
+ gid_address_copy (&dm_args->deid, deid);
+ map = pool_elt_at_index (lcm->mapping_pool, mi);
+ dm_args->locator_set_index = map->locator_set_index;
+
+ /* delete mapping associated to fwd entry */
+ vnet_lisp_add_del_mapping (dm_args, 0);
+
+ refc = hash_get (lcm->dp_if_refcount_by_vni, vni);
+ ASSERT(refc != 0);
+ refc[0]--;
+
+ /* remove iface if needed */
+ if (refc[0] == 0)
+ {
+ ai->is_add = 0;
+ ai->vni = vni;
+ ai->table_id = p[0];
+ vnet_lisp_gpe_add_del_iface (ai, 0);
+ hash_unset (lcm->dp_if_refcount_by_vni, vni);
+ }
+ }
+ return rv;
+}
+
+/**
+ * Adds/removes/updates static remote mapping.
+ *
+ * This function also modifies forwarding entries if needed.
+ *
+ * @param deid destination EID
+ * @param seid source EID
+ * @param rlocs vector of remote locators
+ * @param action action for negative map-reply
+ * @param is_add add mapping if non-zero, delete otherwise
+ * @param del_all if set, delete all remote mappings
+ * @return return code
+ */
+int
+vnet_lisp_add_del_remote_mapping (gid_address_t * deid, gid_address_t * seid,
+ ip_address_t * rlocs, u8 action, u8 is_add,
+ u8 del_all)
+{
+ vnet_lisp_add_del_mapping_args_t _dm_args, * dm_args = &_dm_args;
+ vnet_lisp_add_del_mapping_args_t _sm_args, * sm_args = &_sm_args;
+ vnet_lisp_add_del_locator_set_args_t _ls, * ls = &_ls;
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
+ u32 mi, ls_index = 0, dst_map_index, src_map_index;
+ locator_t loc;
+ ip_address_t * dl;
+ int rc = -1;
+
+ if (vnet_lisp_enable_disable_status() == 0)
+ {
+ clib_warning ("LISP is disabled!");
+ return VNET_API_ERROR_LISP_DISABLED;
+ }
+
+ if (del_all)
+ return vnet_lisp_clear_all_remote_mappings ();
+
+ memset (sm_args, 0, sizeof (sm_args[0]));
+ memset (dm_args, 0, sizeof (dm_args[0]));
+ memset (ls, 0, sizeof (ls[0]));
+
+ /* prepare remote locator set */
+ vec_foreach (dl, rlocs)
+ {
+ memset (&loc, 0, sizeof (loc));
+ gid_address_ip (&loc.address) = dl[0];
+ vec_add1 (ls->locators, loc);
+ }
+ src_map_index = gid_dictionary_lookup (&lcm->mapping_index_by_gid, seid);
+
+ mi = gid_dictionary_lookup (&lcm->mapping_index_by_gid, deid);
+ /* new mapping */
+ if ((u32)~0 == mi)
+ {
+ ls->is_add = 1;
+ ls->index = ~0;
+
+ /* process a negative mapping */
+ if (0 == vec_len (rlocs))
+ return lisp_add_del_negative_static_mapping (deid, ls,
+ action, is_add);
+
+ if ((u32)~0 == src_map_index)
+ {
+ clib_warning ("seid %U not found!", format_gid_address, seid);
+ goto done;
+ }
+
+ if (!is_add)
+ {
+ clib_warning ("deid %U marked for removal but not "
+ "found!", format_gid_address, deid);
+ goto done;
+ }
+
+ vnet_lisp_add_del_locator_set (ls, &ls_index);
+
+ /* add mapping */
+ gid_address_copy (&dm_args->deid, deid);
+ dm_args->is_add = 1;
+ dm_args->action = action;
+ dm_args->locator_set_index = ls_index;
+ vnet_lisp_add_del_mapping (dm_args, &dst_map_index);
+
+ /* add fwd tunnel */
+ add_fwd_entry (lcm, src_map_index, dst_map_index);
+ }
+ else
+ {
+ /* delete mapping */
+ if (!is_add)
+ {
+ /* delete forwarding entry */
+ del_fwd_entry (lcm, 0, mi);
+ dm_args->is_add = 0;
+ gid_address_copy (&dm_args->deid, deid);
+ mapping_t * map = pool_elt_at_index (lcm->mapping_pool, mi);
+ dm_args->locator_set_index = map->locator_set_index;
+
+ /* delete mapping associated to fwd entry */
+ vnet_lisp_add_del_mapping (dm_args, 0);
+
+ ls->is_add = 0;
+ ls->index = map->locator_set_index;
+ /* delete locator set */
+ vnet_lisp_add_del_locator_set (ls, 0);
+ }
+ /* update existing locator set */
+ else
+ {
+ if ((u32)~0 == src_map_index)
+ {
+ clib_warning ("seid %U not found!", format_gid_address, seid);
+ goto done;
+ }
+
+ mapping_t * old_map;
+ locator_set_t * old_ls;
+ old_map = pool_elt_at_index (lcm->mapping_pool, mi);
+
+ /* update mapping attributes */
+ old_map->action = action;
+
+ old_ls = pool_elt_at_index(lcm->locator_set_pool,
+ old_map->locator_set_index);
+ if (compare_locators (lcm, old_ls->locator_indices,
+ ls->locators))
+ {
+ /* set locator-set index to overwrite */
+ ls->is_add = 1;
+ ls->index = old_map->locator_set_index;
+ vnet_lisp_add_del_locator_set (ls, 0);
+ add_fwd_entry (lcm, src_map_index, mi);
+ }
+ }
+ }
+ /* success */
+ rc = 0;
+done:
+ vec_free (ls->locators);
+ return rc;
+}
+
+int
+vnet_lisp_clear_all_remote_mappings (void)
+{
+ int rv = 0;
+ u32 mi, * map_indices = 0, * map_indexp;
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
+ vnet_lisp_add_del_mapping_args_t _dm_args, * dm_args = &_dm_args;
+ vnet_lisp_add_del_locator_set_args_t _ls, * ls = &_ls;
+
+ pool_foreach_index (mi, lcm->mapping_pool,
+ ({
+ vec_add1 (map_indices, mi);
+ }));
+
+ vec_foreach (map_indexp, map_indices)
+ {
+ mapping_t * map = pool_elt_at_index (lcm->mapping_pool, map_indexp[0]);
+ if (!map->local)
+ {
+ del_fwd_entry (lcm, 0, map_indexp[0]);
+
+ dm_args->is_add = 0;
+ gid_address_copy (&dm_args->deid, &map->eid);
+ dm_args->locator_set_index = map->locator_set_index;
+
+ /* delete mapping associated to fwd entry */
+ vnet_lisp_add_del_mapping (dm_args, 0);
+
+ ls->is_add = 0;
+ ls->local = 0;
+ ls->index = map->locator_set_index;
+ /* delete locator set */
+ rv = vnet_lisp_add_del_locator_set (ls, 0);
+ if (rv != 0)
+ goto cleanup;
+ }
+ }
+
+cleanup:
+ if (map_indices)
+ vec_free (map_indices);
+ return rv;
+}
+
+/**
+ * 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;
+ ip_address_t rloc, * rlocs = 0;
+ ip_prefix_t * deid_ippref, * seid_ippref;
+ gid_address_t seid, deid;
+ u8 * dmac = gid_address_mac (&deid);
+ u8 * smac = gid_address_mac (&seid);
+ u8 deid_set = 0, seid_set = 0;
+ u8 * s = 0;
+ u32 vni, action = ~0;
+
+ /* Get a line of input. */
+ if (! unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ memset (&deid, 0, sizeof (deid));
+ memset (&seid, 0, sizeof (seid));
+
+ seid_ippref = &gid_address_ippref(&seid);
+ deid_ippref = &gid_address_ippref(&deid);
+
+ 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, "deid %U",
+ unformat_ip_prefix, deid_ippref))
+ {
+ gid_address_type (&deid) = GID_ADDR_IP_PREFIX;
+ deid_set = 1;
+ }
+ else if (unformat (line_input, "deid %U",
+ unformat_mac_address, dmac))
+ {
+ gid_address_type (&deid) = GID_ADDR_MAC;
+ deid_set = 1;
+ }
+ else if (unformat (line_input, "vni %u", &vni))
+ {
+ gid_address_vni (&seid) = vni;
+ gid_address_vni (&deid) = vni;
+ }
+ else if (unformat (line_input, "seid %U",
+ unformat_ip_prefix, seid_ippref))
+ {
+ gid_address_type (&seid) = GID_ADDR_IP_PREFIX;
+ seid_set = 1;
+ }
+ else if (unformat (line_input, "seid %U",
+ unformat_mac_address, smac))
+ {
+ gid_address_type (&seid) = GID_ADDR_MAC;
+ seid_set = 1;
+ }
+ else if (unformat (line_input, "rloc %U", unformat_ip_address, &rloc))
+ vec_add1 (rlocs, rloc);
+ else if (unformat (line_input, "action %s", &s))
+ {
+ if (!strcmp ((char *)s, "no-action"))
+ action = ACTION_NONE;
+ if (!strcmp ((char *)s, "natively-forward"))
+ action = ACTION_NATIVELY_FORWARDED;
+ if (!strcmp ((char *)s, "send-map-request"))
+ action = ACTION_SEND_MAP_REQUEST;
+ else if (!strcmp ((char *)s, "drop"))
+ action = ACTION_DROP;
+ else
+ {
+ clib_warning ("invalid action: '%s'", s);
+ goto done;
+ }
+ }
+ else
+ {
+ clib_warning ("parse error");
+ goto done;
+ }
+ }
+
+ if (!del_all)
+ {
+ if (!deid_set)
+ {
+ clib_warning ("missing deid!");
+ goto done;
+ }
+
+ if (GID_ADDR_IP_PREFIX == gid_address_type (&deid))
+ {
+ /* if seid not set, make sure the ip version is the same as that
+ * of the deid. This ensures the seid to be configured will be
+ * either 0/0 or ::/0 */
+ if (!seid_set)
+ ip_prefix_version(seid_ippref) = ip_prefix_version(deid_ippref);
+
+ if (is_add &&
+ (ip_prefix_version (deid_ippref)
+ != ip_prefix_version(seid_ippref)))
+ {
+ clib_warning ("source and destination EIDs are not"
+ " in the same IP family!");
+ goto done;
+ }
+ }
+
+ if (is_add && (~0 == action)
+ && 0 == vec_len (rlocs))
+ {
+ clib_warning ("no action set for negative map-reply!");
+ goto done;
+ }
+ }
+
+ int rv = vnet_lisp_add_del_remote_mapping (&deid, &seid, rlocs,
+ action, is_add, del_all);
+ if (rv)
+ clib_warning ("failed to %s remote mapping!",
+ is_add ? "add" : "delete");
+
+done:
+ unformat_free (line_input);
+ if (s)
+ vec_free (s);
+ return error;
+}
+
+VLIB_CLI_COMMAND (lisp_add_del_remote_mapping_command) = {
+ .path = "lisp remote-mapping",
+ .short_help = "lisp remote-mapping add|del [del-all] vni <vni>"
+ "deid <dest-eid> seid <src-eid> [action <no-action|natively-forward|"
+ "send-map-request|drop>] rloc <dst-locator> [rloc <dst-locator> ... ]",
+ .function = lisp_add_del_remote_mapping_command_fn,
+};
+
+static clib_error_t *
+lisp_show_map_resolvers_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ ip_address_t * addr;
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
+
+ vec_foreach (addr, lcm->map_resolvers)
+ {
+ vlib_cli_output (vm, "%U", format_ip_address, addr);
+ }
+ return 0;
+}
+
+VLIB_CLI_COMMAND (lisp_show_map_resolvers_command) = {
+ .path = "show lisp map-resolvers",
+ .short_help = "show lisp map-resolvers",
+ .function = lisp_show_map_resolvers_command_fn,
+};
+
+int
+vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add)
+{
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main ();
+ u32 locator_set_index = ~0;
+ mapping_t * m;
+ uword * p;
+
+ if (vnet_lisp_enable_disable_status () == 0)
+ {
+ clib_warning ("LISP is disabled!");
+ return VNET_API_ERROR_LISP_DISABLED;
+ }
+
+ p = hash_get_mem (lcm->locator_set_index_by_name, locator_set_name);
+ if (!p)
+ {
+ clib_warning ("locator-set %v doesn't exist", locator_set_name);
+ return -1;
+ }
+ locator_set_index = p[0];
+
+ if (is_add)
+ {
+ pool_get (lcm->mapping_pool, m);
+ m->locator_set_index = locator_set_index;
+ m->local = 1;
+ lcm->pitr_map_index = m - lcm->mapping_pool;
+
+ /* enable pitr mode */
+ lcm->lisp_pitr = 1;
+ }
+ else
+ {
+ /* remove pitr mapping */
+ pool_put_index (lcm->mapping_pool, lcm->pitr_map_index);
+
+ /* disable pitr mode */
+ lcm->lisp_pitr = 0;
+ }
+ return 0;
+}
+
+static clib_error_t *
+lisp_pitr_set_locator_set_command_fn (vlib_main_t * vm,