API to constrain source locator when sending map-requests.
lisp map-request itr-rloc <locator-set name>
Change-Id: I19f3a1aa8a387ca8662ccf3a4ad774ea7d655f80
Signed-off-by: Andrej Kozemcak <akozemca@cisco.com>
return -1;
}
+ if (lcm->mreq_itr_rlocs == p[0])
+ {
+ clib_warning ("Can't delete the locator-set used to constrain "
+ "the itr-rlocs in map-requests!");
+ return -1;
+ }
+
if (vec_len(lcm->locator_set_to_eids) != 0)
{
eid_indexes = vec_elt_at_index(lcm->locator_set_to_eids, p[0]);
.function = lisp_add_del_map_resolver_command_fn,
};
+int
+vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a)
+{
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
+ uword * p = 0;
+
+ //TODO: Wait for merge https://gerrit.fd.io/r/#/c/1427/
+// if (vnet_lisp_enable_disable_status () == 0)
+// {
+// clib_warning ("LISP is disabled!");
+// return VNET_API_ERROR_LISP_DISABLED;
+// }
+
+ if (a->is_add)
+ {
+ p = hash_get_mem(lcm->locator_set_index_by_name, a->locator_set_name);
+ if (!p)
+ {
+ clib_warning("locator-set %v doesn't exist", a->locator_set_name);
+ return VNET_API_ERROR_INVALID_ARGUMENT;
+ }
+
+ lcm->mreq_itr_rlocs = p[0];
+ }
+ else
+ {
+ lcm->mreq_itr_rlocs = ~0;
+ }
+
+ return 0;
+}
+
+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 %s", &locator_set_name))
+ is_add = 1;
+ else
+ {
+ error = unformat_parse_error(line_input);
+ goto done;
+ }
+ }
+
+ 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");
+ }
+
+ vec_free(locator_set_name);
+
+ done:
+ return error;
+
+}
+
+VLIB_CLI_COMMAND (lisp_add_del_map_request_command) = {
+ .path = "lisp map-request itr-rlocs",
+ .short_help = "lisp map-request itr-rlocs add/del <locator_set_name>",
+ .function = lisp_add_del_mreq_itr_rlocs_command_fn,
+};
+
+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;
+}
+
+VLIB_CLI_COMMAND (lisp_show_map_request_command) = {
+ .path = "show lisp map-request itr-rlocs",
+ .short_help = "Shows map-request itr-rlocs",
+ .function = lisp_show_mreq_itr_rlocs_command_fn,
+};
+
/* Statistics (not really errors) */
#define foreach_lisp_cp_lookup_error \
_(DROP, "drop") \
mapping_t * map;
pending_map_request_t * pmr;
ip_address_t mr_ip, sloc;
+ u32 ls_index;
/* get locator-set for seid */
if (!lcm->lisp_pitr)
format_gid_address, seid);
return;
}
+ ls_index = map->locator_set_index;
}
else
{
map_index = lcm->pitr_map_index;
map = pool_elt_at_index (lcm->mapping_pool, lcm->pitr_map_index);
+ ls_index = map->locator_set_index;
+ }
+
+ /* overwrite locator set if map-request itr-rlocs configured */
+ if (~0 != lcm->mreq_itr_rlocs)
+ {
+ ls_index = lcm->mreq_itr_rlocs;
}
- loc_set = pool_elt_at_index (lcm->locator_set_pool, map->locator_set_index);
+ loc_set = pool_elt_at_index (lcm->locator_set_pool, ls_index);
/* get local iface ip to use in map-request */
if (0 == get_mr_and_local_iface_ip (lcm, &mr_ip, &sloc))
lcm->im6 = &ip6_main;
lcm->vlib_main = vm;
lcm->vnet_main = vnet_get_main();
+ lcm->mreq_itr_rlocs = ~0;
gid_dictionary_init (&lcm->mapping_index_by_gid);
/* vector of map-resolver addresses */
ip_address_t * map_resolvers;
+ /* map-request locator set index */
+ u32 mreq_itr_rlocs;
+
/* Lookup vrf by vni */
uword * table_id_by_vni;
int
vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
+typedef struct
+{
+ u8 is_add;
+ u8 * locator_set_name;
+} vnet_lisp_add_del_mreq_itr_rloc_args_t;
+
+int
+vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a);
+
int vnet_lisp_clear_all_remote_mappings (void);
#endif /* VNET_CONTROL_H_ */
vec_free (feature_status);
}
+static void
+vl_api_lisp_get_map_request_itr_rlocs_reply_t_handler (
+ vl_api_lisp_get_map_request_itr_rlocs_reply_t * mp)
+{
+ vat_main_t * vam = &vat_main;
+ i32 retval = ntohl(mp->retval);
+
+ if (retval >= 0) {
+ fformat(vam->ofp, "%=20s\n",
+ mp->locator_set_name);
+ }
+
+ vam->retval = retval;
+ vam->result_ready = 1;
+}
+
+static void
+vl_api_lisp_get_map_request_itr_rlocs_reply_t_handler_json (
+ vl_api_lisp_get_map_request_itr_rlocs_reply_t * mp)
+{
+ vat_main_t * vam = &vat_main;
+ vat_json_node_t * node = NULL;
+
+ if (VAT_JSON_ARRAY != vam->json_tree.type) {
+ ASSERT(VAT_JSON_NONE == vam->json_tree.type);
+ vat_json_init_array(&vam->json_tree);
+ }
+ node = vat_json_array_add(&vam->json_tree);
+
+ vat_json_init_object(node);
+ vat_json_object_add_string_copy(node, "itr-rlocs", mp->locator_set_name);
+
+ vat_json_print(vam->ofp, node);
+ vat_json_free(node);
+
+ vam->retval = ntohl(mp->retval);
+ vam->result_ready = 1;
+}
+
static u8 * format_policer_type (u8 * s, va_list * va)
{
u32 i = va_arg (*va, u32);
_(lisp_gpe_add_del_iface_reply) \
_(lisp_enable_disable_reply) \
_(lisp_pitr_set_locator_set_reply) \
+_(lisp_add_del_map_request_itr_rlocs_reply) \
_(vxlan_gpe_add_del_tunnel_reply) \
_(af_packet_delete_reply) \
_(policer_add_del_reply) \
_(LISP_MAP_RESOLVER_DETAILS, lisp_map_resolver_details) \
_(LISP_ENABLE_DISABLE_STATUS_DETAILS, \
lisp_enable_disable_status_details) \
+_(LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS_REPLY, \
+ lisp_add_del_map_request_itr_rlocs_reply) \
+_(LISP_GET_MAP_REQUEST_ITR_RLOCS_REPLY, \
+ lisp_get_map_request_itr_rlocs_reply) \
_(AF_PACKET_CREATE_REPLY, af_packet_create_reply) \
_(AF_PACKET_DELETE_REPLY, af_packet_delete_reply) \
_(POLICER_ADD_DEL_REPLY, policer_add_del_reply) \
return 0;
}
+/**
+ * Add/del map request itr rlocs from LISP control plane and updates
+ *
+ * @param vam vpp API test context
+ * @return return code
+ */
+static int
+api_lisp_add_del_map_request_itr_rlocs(vat_main_t * vam)
+{
+ unformat_input_t * input = vam->input;
+ vl_api_lisp_add_del_map_request_itr_rlocs_t *mp;
+ f64 timeout = ~0;
+ u8 *locator_set_name = 0;
+ u8 locator_set_name_set = 0;
+ u8 is_add = 1;
+
+ /* Parse args required to build the message */
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
+ if (unformat(input, "del")) {
+ is_add = 0;
+ } else if (unformat(input, "%_%v%_", &locator_set_name)) {
+ locator_set_name_set = 1;
+ } else {
+ clib_warning ("parse error '%U'", format_unformat_error, input);
+ return -99;
+ }
+ }
+
+ if (is_add && !locator_set_name_set) {
+ errmsg ("itr-rloc is not set!");
+ return -99;
+ }
+
+ if (is_add && vec_len(locator_set_name) > 64) {
+ errmsg ("itr-rloc locator-set name too long\n");
+ vec_free(locator_set_name);
+ return -99;
+ }
+
+ M(LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS, lisp_add_del_map_request_itr_rlocs);
+ mp->is_add = is_add;
+ if (is_add) {
+ clib_memcpy (mp->locator_set_name , locator_set_name,
+ vec_len(locator_set_name));
+ } else {
+ memset(mp->locator_set_name, 0, sizeof(mp->locator_set_name));
+ }
+ vec_free (locator_set_name);
+
+ /* send it... */
+ S;
+
+ /* Wait for a reply... */
+ W;
+
+ /* NOTREACHED */
+ return 0;
+}
+
static int
api_lisp_locator_set_dump(vat_main_t *vam)
{
return 0;
}
+static int
+api_lisp_get_map_request_itr_rlocs(vat_main_t *vam)
+{
+ vl_api_lisp_get_map_request_itr_rlocs_t *mp;
+ f64 timeout = ~0;
+
+ if (!vam->json_output) {
+ fformat(vam->ofp, "%=20s\n",
+ "itr-rlocs:");
+ }
+
+ M(LISP_GET_MAP_REQUEST_ITR_RLOCS, lisp_get_map_request_itr_rlocs);
+ /* send it... */
+ S;
+ /* Wait for a reply... */
+ W;
+
+ /* NOTREACHED */
+ return 0;
+}
+
static int
api_af_packet_create (vat_main_t * vam)
{
" <src-eid> rloc <locator> " \
"[rloc <loc> ... ]") \
_(lisp_pitr_set_locator_set, "locator-set <loc-set-name> | del") \
+_(lisp_add_del_map_request_itr_rlocs, "<loc-set-name> [del]") \
_(lisp_locator_set_dump, "") \
_(lisp_local_eid_table_dump, "") \
_(lisp_gpe_tunnel_dump, "") \
_(lisp_map_resolver_dump, "") \
_(lisp_enable_disable_status_dump, "") \
+_(lisp_get_map_request_itr_rlocs, "") \
_(af_packet_create, "name <host interface name> [hw_addr <mac>]") \
_(af_packet_delete, "name <host interface name>") \
_(policer_add_del, "name <policer name> <params> [del]") \
_(LISP_MAP_RESOLVER_DUMP, lisp_map_resolver_dump) \
_(LISP_ENABLE_DISABLE_STATUS_DUMP, \
lisp_enable_disable_status_dump) \
+_(LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS, \
+ lisp_add_del_map_request_itr_rlocs) \
+_(LISP_GET_MAP_REQUEST_ITR_RLOCS, lisp_get_map_request_itr_rlocs) \
_(SR_MULTICAST_MAP_ADD_DEL, sr_multicast_map_add_del) \
_(AF_PACKET_CREATE, af_packet_create) \
_(AF_PACKET_DELETE, af_packet_delete) \
REPLY_MACRO(VL_API_LISP_PITR_SET_LOCATOR_SET_REPLY);
}
+static void
+vl_api_lisp_add_del_map_request_itr_rlocs_t_handler
+(vl_api_lisp_add_del_map_request_itr_rlocs_t *mp)
+{
+ vl_api_lisp_add_del_map_request_itr_rlocs_reply_t *rmp;
+ int rv = 0;
+ u8 * locator_set_name = NULL;
+ vnet_lisp_add_del_mreq_itr_rloc_args_t _a, * a = &_a;
+
+ locator_set_name = format (0, "%s", mp->locator_set_name);
+
+ a->is_add = mp->is_add;
+ a->locator_set_name = locator_set_name;
+
+ rv = vnet_lisp_add_del_mreq_itr_rlocs(a);
+
+ vec_free(locator_set_name);
+
+ REPLY_MACRO(VL_API_LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS_REPLY);
+}
+
/** Used for transferring locators via VPP API */
typedef CLIB_PACKED(struct
{
static void
vl_api_lisp_map_resolver_dump_t_handler (
- vl_api_lisp_local_eid_table_dump_t *mp)
+ vl_api_lisp_map_resolver_dump_t *mp)
{
unix_shared_memory_queue_t * q = NULL;
lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
send_lisp_enable_disable_details(q, mp->context);
}
+static void
+vl_api_lisp_get_map_request_itr_rlocs_t_handler (
+ vl_api_lisp_get_map_request_itr_rlocs_t *mp)
+{
+ unix_shared_memory_queue_t * q = NULL;
+ vl_api_lisp_get_map_request_itr_rlocs_reply_t *rmp = NULL;
+ lisp_cp_main_t * lcm = vnet_lisp_cp_get_main();
+ locator_set_t * loc_set = 0;
+ u8 * tmp_str = 0;
+ int rv = 0;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0) {
+ return;
+ }
+
+ if (~0 == lcm->mreq_itr_rlocs) {
+ tmp_str = format(0, " ");
+ } else {
+ loc_set = pool_elt_at_index (lcm->locator_set_pool, lcm->mreq_itr_rlocs);
+ tmp_str = format(0, "%s", loc_set->name);
+ }
+
+ REPLY_MACRO2(VL_API_LISP_GET_MAP_REQUEST_ITR_RLOCS_REPLY,
+ ({
+ strncpy((char *) rmp->locator_set_name, (char *) tmp_str,
+ ARRAY_LEN(rmp->locator_set_name) - 1);
+ }));
+
+ vec_free(tmp_str);
+}
+
static void
vl_api_interface_name_renumber_t_handler (vl_api_interface_name_renumber_t *mp)
{
i32 retval;
};
+/** \brief add or delete map request itr rlocs
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param is_add - add address if non-zero, else delete
+ @param locator_set_name - locator set name
+*/
+define lisp_add_del_map_request_itr_rlocs {
+ u32 client_index;
+ u32 context;
+ u8 is_add;
+ u8 locator_set_name[64];
+};
+
+/** \brief Reply for lisp_add_del_map_request_itr_rlocs
+ @param context - returned sender context, to match reply w/ request
+ @param retval - return code
+*/
+
+define lisp_add_del_map_request_itr_rlocs_reply {
+ u32 context;
+ i32 retval;
+};
+
/** \brief LISP locator_set status
@param locator_set_name - name of the locator_set
@param sw_if_index - sw_if_index of the locator
u32 context;
};
+/** \brief Get LISP map request itr rlocs status
+ @param context - sender context, to match reply w/ request
+ @param locator_set_name - name of the locator_set
+ */
+define lisp_get_map_request_itr_rlocs {
+ u32 client_index;
+ u32 context;
+};
+
+/** \brief Request for map request itr rlocs summary status
+ */
+define lisp_get_map_request_itr_rlocs_reply {
+ u32 context;
+ i32 retval;
+ u8 locator_set_name[64];
+};
+
/* Gross kludge, DGMS */
define interface_name_renumber {
u32 client_index;
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