/* *------------------------------------------------------------------ * lisp_api.c - lisp api * * Copyright (c) 2016 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #include <vnet/vnet.h> #include <vlibmemory/api.h> #include <vnet/interface.h> #include <vnet/api_errno.h> #include <vnet/lisp-cp/control.h> #include <vnet/lisp-gpe/lisp_gpe.h> #include <vnet/vnet_msg_enum.h> #define vl_api_lisp_add_del_locator_set_t_endian vl_noop_handler #define vl_api_lisp_add_del_locator_set_t_print vl_noop_handler #define vl_api_lisp_add_del_remote_mapping_t_endian vl_noop_handler #define vl_api_lisp_add_del_remote_mapping_t_print vl_noop_handler #define vl_api_one_add_del_locator_set_t_endian vl_noop_handler #define vl_api_one_add_del_locator_set_t_print vl_noop_handler #define vl_api_one_add_del_remote_mapping_t_endian vl_noop_handler #define vl_api_one_add_del_remote_mapping_t_print vl_noop_handler #define vl_typedefs /* define message structures */ #include <vnet/vnet_all_api_h.h> #undef vl_typedefs #define vl_endianfun /* define message structures */ #include <vnet/vnet_all_api_h.h> #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) #define vl_printfun #include <vnet/vnet_all_api_h.h> #undef vl_printfun #include <vlibapi/api_helper_macros.h> #define foreach_vpe_api_msg \ _(LISP_ADD_DEL_LOCATOR_SET, lisp_add_del_locator_set) \ _(LISP_ADD_DEL_LOCATOR, lisp_add_del_locator) \ _(LISP_ADD_DEL_LOCAL_EID, lisp_add_del_local_eid) \ _(LISP_ADD_DEL_MAP_RESOLVER, lisp_add_del_map_resolver) \ _(LISP_ADD_DEL_MAP_SERVER, lisp_add_del_map_server) \ _(LISP_ENABLE_DISABLE, lisp_enable_disable) \ _(LISP_RLOC_PROBE_ENABLE_DISABLE, lisp_rloc_probe_enable_disable) \ _(LISP_MAP_REGISTER_ENABLE_DISABLE, lisp_map_register_enable_disable) \ _(LISP_ADD_DEL_REMOTE_MAPPING, lisp_add_del_remote_mapping) \ _(LISP_ADD_DEL_ADJACENCY, lisp_add_del_adjacency) \ _(LISP_PITR_SET_LOCATOR_SET, lisp_pitr_set_locator_set) \ _(LISP_MAP_REQUEST_MODE, lisp_map_request_mode) \ _(LISP_EID_TABLE_ADD_DEL_MAP, lisp_eid_table_add_del_map) \ _(LISP_LOCATOR_SET_DUMP, lisp_locator_set_dump) \ _(LISP_LOCATOR_DUMP, lisp_locator_dump) \ _(LISP_EID_TABLE_DUMP, lisp_eid_table_dump) \ _(LISP_MAP_RESOLVER_DUMP, lisp_map_resolver_dump) \ _(LISP_MAP_SERVER_DUMP, lisp_map_server_dump) \ _(LISP_EID_TABLE_MAP_DUMP, lisp_eid_table_map_dump) \ _(LISP_EID_TABLE_VNI_DUMP, lisp_eid_table_vni_dump) \ _(LISP_ADJACENCIES_GET, lisp_adjacencies_get) \ _(SHOW_LISP_RLOC_PROBE_STATE, show_lisp_rloc_probe_state) \ _(SHOW_LISP_MAP_REGISTER_STATE, show_lisp_map_register_state) \ _(SHOW_LISP_STATUS, show_lisp_status) \ _(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) \ _(SHOW_LISP_PITR, show_lisp_pitr) \ _(SHOW_LISP_MAP_REQUEST_MODE, show_lisp_map_request_mode) \ _(LISP_USE_PETR, lisp_use_petr) \ _(SHOW_LISP_USE_PETR, show_lisp_use_petr) \ static locator_t * unformat_lisp_locs (vl_api_remote_locator_t * rmt_locs, u32 rloc_num) { u32 i; locator_t *locs = 0, loc; vl_api_remote_locator_t *r; for (i = 0; i < rloc_num; i++) { /* remote locators */ r = &rmt_locs[i]; clib_memset (&loc, 0, sizeof (loc)); gid_address_ip_set (&loc.address, &r->addr, r->is_ip4 ? IP4 : IP6); loc.priority = r->priority; loc.weight = r->weight; vec_add1 (locs, loc); } return locs; } static void vl_api_lisp_add_del_locator_set_t_handler (vl_api_lisp_add_del_locator_set_t * mp) { vl_api_lisp_add_del_locator_set_reply_t *rmp; int rv = 0; vnet_lisp_add_del_locator_set_args_t _a, *a = &_a; locator_t locator; vl_api_local_locator_t *ls_loc; u32 ls_index = ~0, locator_num; u8 *locator_name = NULL; int i; clib_memset (a, 0, sizeof (a[0])); mp->locator_set_name[sizeof (mp->locator_set_name) - 1] = 0; locator_name = format (0, "%s", mp->locator_set_name); vec_terminate_c_string (locator_name); a->name = locator_name; a->is_add = mp->is_add; a->local = 1; locator_num = clib_net_to_host_u32 (mp->locator_num); clib_memset (&locator, 0, sizeof (locator)); for (i = 0; i < locator_num; i++) { ls_loc = &mp->locators[i]; VALIDATE_SW_IF_INDEX (ls_loc); locator.sw_if_index = htonl (ls_loc->sw_if_index); locator.priority = ls_loc->priority; locator.weight = ls_loc->weight; locator.local = 1; vec_add1 (a->locators, locator); } rv = vnet_lisp_add_del_locator_set (a, &ls_index); BAD_SW_IF_INDEX_LABEL; vec_free (locator_name); vec_free (a->locators); /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_LISP_ADD_DEL_LOCATOR_SET_REPLY, ({ rmp->ls_index = clib_host_to_net_u32 (ls_index); })); /* *INDENT-ON* */ } static void vl_api_lisp_add_del_locator_t_handler (vl_api_lisp_add_del_locator_t * mp) { vl_api_lisp_add_del_locator_reply_t *rmp; int rv = 0; locator_t locator, *locators = NULL; vnet_lisp_add_del_locator_set_args_t _a, *a = &_a; u32 ls_index = ~0; u8 *locator_name = NULL; clib_memset (&locator, 0, sizeof (locator)); clib_memset (a, 0, sizeof (a[0])); locator.sw_if_index = ntohl (mp->sw_if_index); locator.priority = mp->priority; locator.weight = mp->weight; locator.local = 1; vec_add1 (locators, locator); mp->locator_set_name[sizeof (mp->locator_set_name) - 1] = 0; locator_name = format (0, "%s", mp->locator_set_name); vec_terminate_c_string (locator_name); a->name = locator_name; a->locators = locators; a->is_add = mp->is_add; a->local = 1; rv = vnet_lisp_add_del_locator (a, NULL, &ls_index); vec_free (locators); vec_free (locator_name); REPLY_MACRO (VL_API_LISP_ADD_DEL_LOCATOR_REPLY); } static int unformat_lisp_eid_api (gid_address_t * dst, u32 vni, u8 type, void *src, u8 len) { switch (type) { case 0: /* ipv4 */ gid_address_type (dst) = GID_ADDR_IP_PREFIX; gid_address_ip_set (dst, src, IP4); gid_address_ippref_len (dst) = len; ip_prefix_normalize (&gid_address_ippref (dst)); break; case 1: /* ipv6 */ gid_address_type (dst) = GID_ADDR_IP_PREFIX; gid_address_ip_set (dst, src, IP6); gid_address_ippref_len (dst) = len; ip_prefix_normalize (&gid_address_ippref (dst)); break; case 2: /* l2 mac */ gid_address_type (dst) = GID_ADDR_MAC; clib_memcpy (&gid_address_mac (dst), src, 6); break; default: /* unknown type */ return VNET_API_ERROR_INVALID_VALUE; } gid_address_vni (dst) = vni; return 0; } static void vl_api_lisp_add_del_local_eid_t_handler (vl_api_lisp_add_del_local_eid_t * mp) { vl_api_lisp_add_del_local_eid_reply_t *rmp; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); int rv = 0; gid_address_t _eid, *eid = &_eid; uword *p = NULL; u32 locator_set_index = ~0, map_index = ~0; vnet_lisp_add_del_mapping_args_t _a, *a = &_a; u8 *name = NULL, *key = NULL; clib_memset (a, 0, sizeof (a[0])); clib_memset (eid, 0, sizeof (eid[0])); rv = unformat_lisp_eid_api (eid, clib_net_to_host_u32 (mp->vni), mp->eid_type, mp->eid, mp->prefix_len); if (rv) goto out; mp->locator_set_name[sizeof (mp->locator_set_name) - 1] = 0; name = format (0, "%s", mp->locator_set_name); vec_terminate_c_string (name); p = hash_get_mem (lcm->locator_set_index_by_name, name); if (!p) { rv = VNET_API_ERROR_INVALID_VALUE; goto out; } locator_set_index = p[0]; if (*mp->key) key = format (0, "%s", mp->key); /* XXX treat batch configuration */ a->is_add = mp->is_add; gid_address_copy (&a->eid, eid); a->locator_set_index = locator_set_index; a->local = 1; a->key = key; a->key_id = clib_net_to_host_u16 (mp->key_id); rv = vnet_lisp_add_del_local_mapping (a, &map_index); out: vec_free (name); vec_free (key); gid_address_free (&a->eid); REPLY_MACRO (VL_API_LISP_ADD_DEL_LOCAL_EID_REPLY); } static void vl_api_lisp_eid_table_add_del_map_t_handler (vl_api_lisp_eid_table_add_del_map_t * mp) { vl_api_lisp_eid_table_add_del_map_reply_t *rmp; int rv = 0; rv = vnet_lisp_eid_table_map (clib_net_to_host_u32 (mp->vni), clib_net_to_host_u32 (mp->dp_table), mp->is_l2, mp->is_add); REPLY_MACRO (VL_API_LISP_EID_TABLE_ADD_DEL_MAP_REPLY)} static void vl_api_lisp_add_del_map_server_t_handler (vl_api_lisp_add_del_map_server_t * mp) { vl_api_lisp_add_del_map_server_reply_t *rmp; int rv = 0; ip_address_t addr; clib_memset (&addr, 0, sizeof (addr)); ip_address_set (&addr, mp->ip_address, mp->is_ipv6 ? IP6 : IP4); rv = vnet_lisp_add_del_map_server (&addr, mp->is_add); REPLY_MACRO (VL_API_LISP_ADD_DEL_MAP_SERVER_REPLY); } static void vl_api_lisp_add_del_map_resolver_t_handler (vl_api_lisp_add_del_map_resolver_t * mp) { vl_api_lisp_add_del_map_resolver_reply_t *rmp; int rv = 0; vnet_lisp_add_del_map_resolver_args_t _a, *a = &_a; clib_memset (a, 0, sizeof (a[0])); a->is_add = mp->is_add; ip_address_set (&a->address, mp->ip_address, mp->is_ipv6 ? IP6 : IP4); rv = vnet_lisp_add_del_map_resolver (a); REPLY_MACRO (VL_API_LISP_ADD_DEL_MAP_RESOLVER_REPLY); } static void vl_api_lisp_map_register_enable_disable_t_handler (vl_api_lisp_map_register_enable_disable_t * mp) { vl_api_lisp_map_register_enable_disable_reply_t *rmp; int rv = 0; vnet_lisp_map_register_enable_disable (mp->is_enabled); REPLY_MACRO (VL_API_LISP_ENABLE_DISABLE_REPLY); } static void vl_api_lisp_rloc_probe_enable_disable_t_handler (vl_api_lisp_rloc_probe_enable_disable_t * mp) { vl_api_lisp_rloc_probe_enable_disable_reply_t *rmp; int rv = 0; vnet_lisp_rloc_probe_enable_disable (mp->is_enabled); REPLY_MACRO (VL_API_LISP_ENABLE_DISABLE_REPLY); } static void vl_api_lisp_enable_disable_t_handler (vl_api_lisp_enable_disable_t * mp) { vl_api_lisp_enable_disable_reply_t *rmp; int rv = 0; vnet_lisp_enable_disable (mp->is_en); REPLY_MACRO (VL_API_LISP_ENABLE_DISABLE_REPLY); } static void vl_api_show_lisp_map_request_mode_t_handler (vl_api_show_lisp_map_request_mode_t * mp) { int rv = 0; vl_api_show_lisp_map_request_mode_reply_t *rmp; /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_SHOW_LISP_MAP_REQUEST_MODE_REPLY, ({ rmp->mode = vnet_lisp_get_map_request_mode (); })); /* *INDENT-ON* */ } static void vl_api_lisp_map_request_mode_t_handler (vl_api_lisp_map_request_mode_t * mp) { vl_api_lisp_map_request_mode_reply_t *rmp; int rv = 0; rv = vnet_lisp_set_map_request_mode (mp->mode); REPLY_MACRO (VL_API_LISP_MAP_REQUEST_MODE_REPLY); } static void vl_api_lisp_pitr_set_locator_set_t_handler (vl_api_lisp_pitr_set_locator_set_t * mp) { vl_api_lisp_pitr_set_locator_set_reply_t *rmp; int rv = 0; u8 *ls_name = 0; mp->ls_name[sizeof (mp->ls_name) - 1] = 0; ls_name = format (0, "%s", mp->ls_name); vec_terminate_c_string (ls_name); rv = vnet_lisp_pitr_set_locator_set (ls_name, mp->is_add); vec_free (ls_name); REPLY_MACRO (VL_API_LISP_PITR_SET_LOCATOR_SET_REPLY); } static void vl_api_lisp_use_petr_t_handler (vl_api_lisp_use_petr_t * mp) { vl_api_lisp_use_petr_reply_t *rmp; int rv = 0; ip_address_t addr; ip_address_set (&addr, &mp->address, mp->is_ip4 ? IP4 : IP6); rv = vnet_lisp_use_petr (&addr, mp->is_add); REPLY_MACRO (VL_API_LISP_USE_PETR_REPLY); } static void vl_api_show_lisp_use_petr_t_handler (vl_api_show_lisp_use_petr_t * mp) { vl_api_show_lisp_use_petr_reply_t *rmp = NULL; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); mapping_t *m; locator_set_t *ls = 0; int rv = 0; locator_t *loc = 0; u8 status = 0; gid_address_t addr; clib_memset (&addr, 0, sizeof (addr)); status = lcm->flags & LISP_FLAG_USE_PETR; if (status) { 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]); gid_address_copy (&addr, &loc->address); } } /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_SHOW_LISP_USE_PETR_REPLY, { rmp->status = status; ip_address_t *ip = &gid_address_ip (&addr); switch (ip_addr_version (ip)) { case IP4: clib_memcpy (rmp->address, &ip_addr_v4 (ip), sizeof (ip_addr_v4 (ip))); break; case IP6: clib_memcpy (rmp->address, &ip_addr_v6 (ip), sizeof (ip_addr_v6 (ip))); break; default: ASSERT (0); } rmp->is_ip4 = (gid_address_ip_version (&addr) == IP4); }); /* *INDENT-ON* */ } 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; mp->locator_set_name[sizeof (mp->locator_set_name) - 1] = 0; locator_set_name = format (0, "%s", mp->locator_set_name); vec_terminate_c_string (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); } static void vl_api_lisp_add_del_remote_mapping_t_handler (vl_api_lisp_add_del_remote_mapping_t * mp) { locator_t *rlocs = 0; vl_api_lisp_add_del_remote_mapping_reply_t *rmp; int rv = 0; gid_address_t _eid, *eid = &_eid; u32 rloc_num = clib_net_to_host_u32 (mp->rloc_num); clib_memset (eid, 0, sizeof (eid[0])); rv = unformat_lisp_eid_api (eid, clib_net_to_host_u32 (mp->vni), mp->eid_type, mp->eid, mp->eid_len); if (rv) goto send_reply; rlocs = unformat_lisp_locs (mp->rlocs, rloc_num); if (!mp->is_add) { vnet_lisp_add_del_adjacency_args_t _a, *a = &_a; clib_memset (a, 0, sizeof (*a)); gid_address_copy (&a->reid, eid); a->is_add = 0; rv = vnet_lisp_add_del_adjacency (a); if (rv) { goto out; } } /* NOTE: for now this works as a static remote mapping, i.e., * not authoritative and ttl infinite. */ if (mp->is_add) { vnet_lisp_add_del_mapping_args_t _m_args, *m_args = &_m_args; clib_memset (m_args, 0, sizeof (m_args[0])); gid_address_copy (&m_args->eid, eid); m_args->action = mp->action; m_args->is_static = 1; m_args->ttl = ~0; m_args->authoritative = 0; rv = vnet_lisp_add_mapping (m_args, rlocs, NULL, NULL); } else { rv = vnet_lisp_del_mapping (eid, NULL); } if (mp->del_all) vnet_lisp_clear_all_remote_adjacencies (); out: vec_free (rlocs); send_reply: REPLY_MACRO (VL_API_LISP_ADD_DEL_REMOTE_MAPPING_REPLY); } static void vl_api_lisp_add_del_adjacency_t_handler (vl_api_lisp_add_del_adjacency_t * mp) { vl_api_lisp_add_del_adjacency_reply_t *rmp; vnet_lisp_add_del_adjacency_args_t _a, *a = &_a; int rv = 0; clib_memset (a, 0, sizeof (a[0])); rv = unformat_lisp_eid_api (&a->leid, clib_net_to_host_u32 (mp->vni), mp->eid_type, mp->leid, mp->leid_len); rv |= unformat_lisp_eid_api (&a->reid, clib_net_to_host_u32 (mp->vni), mp->eid_type, mp->reid, mp->reid_len); if (rv) goto send_reply; a->is_add = mp->is_add; rv = vnet_lisp_add_del_adjacency (a); send_reply: REPLY_MACRO (VL_API_LISP_ADD_DEL_ADJACENCY_REPLY); } static void send_lisp_locator_details (lisp_cp_main_t * lcm, locator_t * loc, vl_api_registration_t * reg, u32 context) { vl_api_lisp_locator_details_t *rmp; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_LOCATOR_DETAILS); rmp->context = context; rmp->local = loc->local; if (loc->local) { rmp->sw_if_index = ntohl (loc->sw_if_index); } else { rmp->is_ipv6 = gid_address_ip_version (&loc->address); ip_address_copy_addr (rmp->ip_address, &gid_address_ip (&loc->address)); } rmp->priority = loc->priority; rmp->weight = loc->weight; vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_locator_dump_t_handler (vl_api_lisp_locator_dump_t * mp) { u8 *ls_name = 0; vl_api_registration_t *reg = 0; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); locator_set_t *lsit = 0; locator_t *loc = 0; u32 ls_index = ~0, *locit = 0; uword *p = 0; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; if (mp->is_index_set) ls_index = htonl (mp->ls_index); else { /* make sure we get a proper C-string */ mp->ls_name[sizeof (mp->ls_name) - 1] = 0; ls_name = format (0, "%s", mp->ls_name); vec_terminate_c_string (ls_name); p = hash_get_mem (lcm->locator_set_index_by_name, ls_name); if (!p) goto out; ls_index = p[0]; } if (pool_is_free_index (lcm->locator_set_pool, ls_index)) return; lsit = pool_elt_at_index (lcm->locator_set_pool, ls_index); vec_foreach (locit, lsit->locator_indices) { loc = pool_elt_at_index (lcm->locator_pool, locit[0]); send_lisp_locator_details (lcm, loc, reg, mp->context); }; out: vec_free (ls_name); } static void send_lisp_locator_set_details (lisp_cp_main_t * lcm, locator_set_t * lsit, vl_api_registration_t * reg, u32 context, u32 ls_index) { vl_api_lisp_locator_set_details_t *rmp; u8 *str = 0; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_LOCATOR_SET_DETAILS); rmp->context = context; rmp->ls_index = htonl (ls_index); if (lsit->local) { ASSERT (lsit->name != NULL); strncpy ((char *) rmp->ls_name, (char *) lsit->name, vec_len (lsit->name)); } else { str = format (0, "<remote-%d>", ls_index); strncpy ((char *) rmp->ls_name, (char *) str, vec_len (str)); vec_free (str); } vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_locator_set_dump_t_handler (vl_api_lisp_locator_set_dump_t * mp) { vl_api_registration_t *reg; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); locator_set_t *lsit = NULL; u8 filter; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; filter = mp->filter; /* *INDENT-OFF* */ pool_foreach (lsit, lcm->locator_set_pool, ({ if (filter && !((1 == filter && lsit->local) || (2 == filter && !lsit->local))) { continue; } send_lisp_locator_set_details (lcm, lsit, reg, mp->context, lsit - lcm->locator_set_pool); })); /* *INDENT-ON* */ } static void lisp_fid_put_api (u8 * dst, fid_address_t * src, u8 * prefix_length) { ASSERT (prefix_length); ip_prefix_t *ippref = &fid_addr_ippref (src); switch (fid_addr_type (src)) { case FID_ADDR_IP_PREF: if (ip_prefix_version (ippref) == IP4) clib_memcpy (dst, &ip_prefix_v4 (ippref), 4); else clib_memcpy (dst, &ip_prefix_v6 (ippref), 16); prefix_length[0] = ip_prefix_len (ippref); break; case FID_ADDR_MAC: prefix_length[0] = 0; clib_memcpy (dst, fid_addr_mac (src), 6); break; default: clib_warning ("Unknown FID type %d!", fid_addr_type (src)); break; } } static u8 fid_type_to_api_type (fid_address_t * fid) { ip_prefix_t *ippref; switch (fid_addr_type (fid)) { case FID_ADDR_IP_PREF: ippref = &fid_addr_ippref (fid); if (ip_prefix_version (ippref) == IP4) return 0; else if (ip_prefix_version (ippref) == IP6) return 1; else return ~0; case FID_ADDR_MAC: return 2; case FID_ADDR_NSH: return 3; } return ~0; } static void send_lisp_eid_table_details (mapping_t * mapit, vl_api_registration_t * reg, u32 context, u8 filter) { fid_address_t *fid; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); locator_set_t *ls = 0; vl_api_lisp_eid_table_details_t *rmp = NULL; gid_address_t *gid = NULL; u8 *mac = 0; ip_prefix_t *ip_prefix = NULL; switch (filter) { case 0: /* all mappings */ break; case 1: /* local only */ if (!mapit->local) return; break; case 2: /* remote only */ if (mapit->local) return; break; default: clib_warning ("Filter error, unknown filter: %d", filter); return; } /* don't send PITR generated mapping */ if (mapit->pitr_set) return; gid = &mapit->eid; ip_prefix = &gid_address_ippref (gid); mac = gid_address_mac (gid); rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_EID_TABLE_DETAILS); ls = pool_elt_at_index (lcm->locator_set_pool, mapit->locator_set_index); if (vec_len (ls->locator_indices) == 0) rmp->locator_set_index = ~0; else rmp->locator_set_index = clib_host_to_net_u32 (mapit->locator_set_index); rmp->is_local = mapit->local; rmp->ttl = clib_host_to_net_u32 (mapit->ttl); rmp->action = mapit->action; rmp->authoritative = mapit->authoritative; switch (gid_address_type (gid)) { case GID_ADDR_SRC_DST: rmp->is_src_dst = 1; fid = &gid_address_sd_src (gid); rmp->eid_type = fid_type_to_api_type (fid); lisp_fid_put_api (rmp->seid, &gid_address_sd_src (gid), &rmp->seid_prefix_len); lisp_fid_put_api (rmp->eid, &gid_address_sd_dst (gid), &rmp->eid_prefix_len); break; case GID_ADDR_IP_PREFIX: rmp->eid_prefix_len = ip_prefix_len (ip_prefix); if (ip_prefix_version (ip_prefix) == IP4) { rmp->eid_type = 0; /* ipv4 type */ clib_memcpy (rmp->eid, &ip_prefix_v4 (ip_prefix), sizeof (ip_prefix_v4 (ip_prefix))); } else { rmp->eid_type = 1; /* ipv6 type */ clib_memcpy (rmp->eid, &ip_prefix_v6 (ip_prefix), sizeof (ip_prefix_v6 (ip_prefix))); } break; case GID_ADDR_MAC: rmp->eid_type = 2; /* l2 mac type */ clib_memcpy (rmp->eid, mac, 6); break; default: ASSERT (0); } rmp->context = context; rmp->vni = clib_host_to_net_u32 (gid_address_vni (gid)); rmp->key_id = clib_host_to_net_u16 (mapit->key_id); memcpy (rmp->key, mapit->key, vec_len (mapit->key)); vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_eid_table_dump_t_handler (vl_api_lisp_eid_table_dump_t * mp) { u32 mi; vl_api_registration_t *reg; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); mapping_t *mapit = NULL; gid_address_t _eid, *eid = &_eid; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; if (mp->eid_set) { clib_memset (eid, 0, sizeof (*eid)); unformat_lisp_eid_api (eid, clib_net_to_host_u32 (mp->vni), mp->eid_type, mp->eid, mp->prefix_length); mi = gid_dictionary_lookup (&lcm->mapping_index_by_gid, eid); if ((u32) ~ 0 == mi) return; mapit = pool_elt_at_index (lcm->mapping_pool, mi); send_lisp_eid_table_details (mapit, reg, mp->context, 0 /* ignore filter */ ); } else { /* *INDENT-OFF* */ pool_foreach (mapit, lcm->mapping_pool, ({ send_lisp_eid_table_details(mapit, reg, mp->context, mp->filter); })); /* *INDENT-ON* */ } } static void send_lisp_map_server_details (ip_address_t * ip, vl_api_registration_t * reg, u32 context) { vl_api_lisp_map_server_details_t *rmp = NULL; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_MAP_SERVER_DETAILS); switch (ip_addr_version (ip)) { case IP4: rmp->is_ipv6 = 0; clib_memcpy (rmp->ip_address, &ip_addr_v4 (ip), sizeof (ip_addr_v4 (ip))); break; case IP6: rmp->is_ipv6 = 1; clib_memcpy (rmp->ip_address, &ip_addr_v6 (ip), sizeof (ip_addr_v6 (ip))); break; default: ASSERT (0); } rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_map_server_dump_t_handler (vl_api_lisp_map_server_dump_t * mp) { vl_api_registration_t *reg; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); lisp_msmr_t *mr; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; vec_foreach (mr, lcm->map_servers) { send_lisp_map_server_details (&mr->address, reg, mp->context); } } static void send_lisp_map_resolver_details (ip_address_t * ip, vl_api_registration_t * reg, u32 context) { vl_api_lisp_map_resolver_details_t *rmp = NULL; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_MAP_RESOLVER_DETAILS); switch (ip_addr_version (ip)) { case IP4: rmp->is_ipv6 = 0; clib_memcpy (rmp->ip_address, &ip_addr_v4 (ip), sizeof (ip_addr_v4 (ip))); break; case IP6: rmp->is_ipv6 = 1; clib_memcpy (rmp->ip_address, &ip_addr_v6 (ip), sizeof (ip_addr_v6 (ip))); break; default: ASSERT (0); } rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_map_resolver_dump_t_handler (vl_api_lisp_map_resolver_dump_t * mp) { vl_api_registration_t *reg; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); lisp_msmr_t *mr; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; vec_foreach (mr, lcm->map_resolvers) { send_lisp_map_resolver_details (&mr->address, reg, mp->context); } } static void send_eid_table_map_pair (hash_pair_t * p, vl_api_registration_t * reg, u32 context) { vl_api_lisp_eid_table_map_details_t *rmp = NULL; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_EID_TABLE_MAP_DETAILS); rmp->vni = clib_host_to_net_u32 (p->key); rmp->dp_table = clib_host_to_net_u32 (p->value[0]); rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_lisp_eid_table_map_dump_t_handler (vl_api_lisp_eid_table_map_dump_t * mp) { vl_api_registration_t *reg; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); hash_pair_t *p; uword *vni_table = 0; reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; if (mp->is_l2) { vni_table = lcm->bd_id_by_vni; } else { vni_table = lcm->table_id_by_vni; } /* *INDENT-OFF* */ hash_foreach_pair (p, vni_table, ({ send_eid_table_map_pair (p, reg, mp->context); })); /* *INDENT-ON* */ } static void send_eid_table_vni (u32 vni, vl_api_registration_t * reg, u32 context) { vl_api_lisp_eid_table_vni_details_t *rmp = 0; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_LISP_EID_TABLE_VNI_DETAILS); rmp->context = context; rmp->vni = clib_host_to_net_u32 (vni); vl_api_send_msg (reg, (u8 *) rmp); } static void lisp_adjacency_copy (vl_api_lisp_adjacency_t * dst, lisp_adjacency_t * adjs) { lisp_adjacency_t *adj; vl_api_lisp_adjacency_t a; u32 i, n = vec_len (adjs); for (i = 0; i < n; i++) { adj = vec_elt_at_index (adjs, i); clib_memset (&a, 0, sizeof (a)); switch (gid_address_type (&adj->reid)) { case GID_ADDR_IP_PREFIX: a.reid_prefix_len = gid_address_ippref_len (&adj->reid); a.leid_prefix_len = gid_address_ippref_len (&adj->leid); if (gid_address_ip_version (&adj->reid) == IP4) { a.eid_type = 0; /* ipv4 type */ clib_memcpy (a.reid, &gid_address_ip (&adj->reid), 4); clib_memcpy (a.leid, &gid_address_ip (&adj->leid), 4); } else { a.eid_type = 1; /* ipv6 type */ clib_memcpy (a.reid, &gid_address_ip (&adj->reid), 16); clib_memcpy (a.leid, &gid_address_ip (&adj->leid), 16); } break; case GID_ADDR_MAC: a.eid_type = 2; /* l2 mac type */ mac_copy (a.reid, gid_address_mac (&adj->reid)); mac_copy (a.leid, gid_address_mac (&adj->leid)); break; default: ASSERT (0); } dst[i] = a; } } static void vl_api_show_lisp_rloc_probe_state_t_handler (vl_api_show_lisp_rloc_probe_state_t * mp) { vl_api_show_lisp_rloc_probe_state_reply_t *rmp = 0; int rv = 0; /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_SHOW_LISP_RLOC_PROBE_STATE_REPLY, { rmp->is_enabled = vnet_lisp_rloc_probe_state_get (); }); /* *INDENT-ON* */ } static void vl_api_show_lisp_map_register_state_t_handler (vl_api_show_lisp_map_register_state_t * mp) { vl_api_show_lisp_map_register_state_reply_t *rmp = 0; int rv = 0; /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_SHOW_LISP_MAP_REGISTER_STATE_REPLY, { rmp->is_enabled = vnet_lisp_map_register_state_get (); }); /* *INDENT-ON* */ } static void vl_api_lisp_adjacencies_get_t_handler (vl_api_lisp_adjacencies_get_t * mp) { vl_api_lisp_adjacencies_get_reply_t *rmp = 0; lisp_adjacency_t *adjs = 0; int rv = 0; u32 size = ~0; u32 vni = clib_net_to_host_u32 (mp->vni); adjs = vnet_lisp_adjacencies_get_by_vni (vni); size = vec_len (adjs) * sizeof (vl_api_lisp_adjacency_t); /* *INDENT-OFF* */ REPLY_MACRO4 (VL_API_LISP_ADJACENCIES_GET_REPLY, size, { rmp->count = clib_host_to_net_u32 (vec_len (adjs)); lisp_adjacency_copy (rmp->adjacencies, adjs); }); /* *INDENT-ON* */ vec_free (adjs); } static void vl_api_lisp_eid_table_vni_dump_t_handler (vl_api_lisp_eid_table_vni_dump_t * mp) { hash_pair_t *p; u32 *vnis = 0; vl_api_registration_t *reg = 0; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; /* *INDENT-OFF* */ hash_foreach_pair (p, lcm->table_id_by_vni, ({ hash_set (vnis, p->key, 0); })); hash_foreach_pair (p, lcm->bd_id_by_vni, ({ hash_set (vnis, p->key, 0); })); hash_foreach_pair (p, vnis, ({ send_eid_table_vni (p->key, reg, mp->context); })); /* *INDENT-ON* */ hash_free (vnis); } static void vl_api_show_lisp_status_t_handler (vl_api_show_lisp_status_t * mp) { vl_api_show_lisp_status_reply_t *rmp = NULL; int rv = 0; /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_SHOW_LISP_STATUS_REPLY, ({ rmp->gpe_status = vnet_lisp_gpe_enable_disable_status (); rmp->feature_status = vnet_lisp_enable_disable_status (); })); /* *INDENT-ON* */ } static void vl_api_lisp_get_map_request_itr_rlocs_t_handler (vl_api_lisp_get_map_request_itr_rlocs_t * mp) { 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; 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); } /* *INDENT-OFF* */ 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); })); /* *INDENT-ON* */ vec_free (tmp_str); } static void vl_api_show_lisp_pitr_t_handler (vl_api_show_lisp_pitr_t * mp) { vl_api_show_lisp_pitr_reply_t *rmp = NULL; lisp_cp_main_t *lcm = vnet_lisp_cp_get_main (); mapping_t *m; locator_set_t *ls = 0; u8 *tmp_str = 0; int rv = 0; u8 is_enabled = (lcm->flags & LISP_FLAG_PITR_MODE) && lcm->pitr_map_index != ~0; if (!is_enabled) { 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); /* *INDENT-OFF* */ REPLY_MACRO2(VL_API_SHOW_LISP_PITR_REPLY, ({ rmp->status = lcm->flags & LISP_FLAG_PITR_MODE; strncpy((char *) rmp->locator_set_name, (char *) tmp_str, ARRAY_LEN(rmp->locator_set_name) - 1); })); /* *INDENT-ON* */ } /* * lisp_api_hookup * Add vpe's API message handlers to the table. * vlib has already mapped shared memory and * added the client registration handlers. * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() */ #define vl_msg_name_crc_list #include <vnet/vnet_all_api_h.h> #undef vl_msg_name_crc_list static void setup_message_id_table (api_main_t * am) { #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); foreach_vl_msg_name_crc_lisp; #undef _ } static clib_error_t * lisp_api_hookup (vlib_main_t * vm) { api_main_t *am = &api_main; #define _(N,n) \ vl_msg_api_set_handlers(VL_API_##N, #n, \ vl_api_##n##_t_handler, \ vl_noop_handler, \ vl_api_##n##_t_endian, \ vl_api_##n##_t_print, \ sizeof(vl_api_##n##_t), 1); foreach_vpe_api_msg; #undef _ /* * Set up the (msg_name, crc, message-id) table */ setup_message_id_table (am); return 0; } VLIB_API_INIT_FUNCTION (lisp_api_hookup); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */