+++ /dev/null
-/*
- *------------------------------------------------------------------
- * lisp_gpe_api.c - lisp_gpe 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-gpe/lisp_gpe.h>
-#include <vnet/lisp-gpe/lisp_gpe_adjacency.h>
-#include <vnet/lisp-gpe/lisp_gpe_tunnel.h>
-#include <vnet/lisp-gpe/lisp_gpe_fwd_entry.h>
-#include <vnet/lisp-gpe/lisp_gpe_tenant.h>
-#include <vnet/fib/fib_table.h>
-#include <vnet/vnet_msg_enum.h>
-#include <vnet/ip/ip_types_api.h>
-#include <vnet/ethernet/ethernet_types_api.h>
-#include <vnet/lisp-gpe/lisp_types_api.h>
-
-#define vl_api_gpe_locator_pair_t_endian vl_noop_handler
-#define vl_api_gpe_locator_pair_t_print vl_noop_handler
-#define vl_api_gpe_add_del_fwd_entry_t_endian vl_noop_handler
-#define vl_api_gpe_add_del_fwd_entry_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 \
-_(GPE_ADD_DEL_FWD_ENTRY, gpe_add_del_fwd_entry) \
-_(GPE_FWD_ENTRIES_GET, gpe_fwd_entries_get) \
-_(GPE_FWD_ENTRY_PATH_DUMP, gpe_fwd_entry_path_dump) \
-_(GPE_ENABLE_DISABLE, gpe_enable_disable) \
-_(GPE_ADD_DEL_IFACE, gpe_add_del_iface) \
-_(GPE_FWD_ENTRY_VNIS_GET, gpe_fwd_entry_vnis_get) \
-_(GPE_SET_ENCAP_MODE, gpe_set_encap_mode) \
-_(GPE_GET_ENCAP_MODE, gpe_get_encap_mode) \
-_(GPE_ADD_DEL_NATIVE_FWD_RPATH, gpe_add_del_native_fwd_rpath) \
-_(GPE_NATIVE_FWD_RPATHS_GET, gpe_native_fwd_rpaths_get)
-
-static locator_pair_t *
-unformat_gpe_loc_pairs (void *locs, u32 rloc_num)
-{
- u32 i;
- locator_pair_t *pairs = 0, pair, *p;
- vl_api_gpe_locator_t *r;
-
- for (i = 0; i < rloc_num; i++)
- {
- /* local locator */
- r = &((vl_api_gpe_locator_t *) locs)[i];
- clib_memset (&pair, 0, sizeof (pair));
- ip_address_decode2 (&r->addr, &pair.lcl_loc);
-
- pair.weight = r->weight;
- vec_add1 (pairs, pair);
- }
-
- for (i = rloc_num; i < rloc_num * 2; i++)
- {
- /* remote locators */
- r = &((vl_api_gpe_locator_t *) locs)[i];
- p = &pairs[i - rloc_num];
- ip_address_decode2 (&r->addr, &p->rmt_loc);
- }
- return pairs;
-}
-
-static void
- gpe_fwd_entry_path_dump_t_net_to_host
- (vl_api_gpe_fwd_entry_path_dump_t * mp)
-{
- mp->fwd_entry_index = clib_net_to_host_u32 (mp->fwd_entry_index);
-}
-
-static void
-lisp_api_set_locator (vl_api_gpe_locator_t * loc,
- const ip_address_t * addr, u8 weight)
-{
- loc->weight = weight;
- ip_address_encode2 (addr, &loc->addr);
-}
-
-static void
- vl_api_gpe_fwd_entry_path_dump_t_handler
- (vl_api_gpe_fwd_entry_path_dump_t * mp)
-{
- lisp_fwd_path_t *path;
- vl_api_gpe_fwd_entry_path_details_t *rmp = NULL;
- lisp_gpe_main_t *lgm = &lisp_gpe_main;
- vl_api_registration_t *reg;
- lisp_gpe_fwd_entry_t *lfe;
-
- gpe_fwd_entry_path_dump_t_net_to_host (mp);
-
- reg = vl_api_client_index_to_registration (mp->client_index);
- if (!reg)
- return;
-
- if (pool_is_free_index (lgm->lisp_fwd_entry_pool, mp->fwd_entry_index))
- return;
-
- lfe = pool_elt_at_index (lgm->lisp_fwd_entry_pool, mp->fwd_entry_index);
-
- if (LISP_GPE_FWD_ENTRY_TYPE_NEGATIVE == lfe->type)
- return;
-
- vec_foreach (path, lfe->paths)
- {
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- clib_memset (rmp, 0, sizeof (*rmp));
- const lisp_gpe_tunnel_t *lgt;
-
- rmp->_vl_msg_id =
- clib_host_to_net_u16 (VL_API_GPE_FWD_ENTRY_PATH_DETAILS);
-
- const lisp_gpe_adjacency_t *ladj =
- lisp_gpe_adjacency_get (path->lisp_adj);
- lisp_api_set_locator (&rmp->rmt_loc, &ladj->remote_rloc, path->weight);
- lgt = lisp_gpe_tunnel_get (ladj->tunnel_index);
- lisp_api_set_locator (&rmp->lcl_loc, &lgt->key->lcl, path->weight);
-
- rmp->context = mp->context;
- vl_api_send_msg (reg, (u8 *) rmp);
- }
-}
-
-static void
-gpe_fwd_entries_copy (vl_api_gpe_fwd_entry_t * dst,
- lisp_api_gpe_fwd_entry_t * src)
-{
- lisp_api_gpe_fwd_entry_t *e;
- u32 i = 0;
-
- vec_foreach (e, src)
- {
- clib_memset (&dst[i], 0, sizeof (*dst));
- dst[i].dp_table = e->dp_table;
- dst[i].fwd_entry_index = e->fwd_entry_index;
- dst[i].vni = e->vni;
- dst[i].action = e->action;
- switch (fid_addr_type (&e->leid))
- {
- case FID_ADDR_IP_PREF:
- dst[i].leid.type = EID_TYPE_API_PREFIX;
- dst[i].reid.type = EID_TYPE_API_PREFIX;
- ip_prefix_encode2 (&fid_addr_ippref (&e->leid),
- &dst[i].leid.address.prefix);
- ip_prefix_encode2 (&fid_addr_ippref (&e->reid),
- &dst[i].reid.address.prefix);
- break;
- case FID_ADDR_MAC:
- mac_address_encode ((mac_address_t *) fid_addr_mac (&e->leid),
- dst[i].leid.address.mac);
- mac_address_encode ((mac_address_t *) fid_addr_mac (&e->reid),
- dst[i].reid.address.mac);
- dst[i].leid.type = EID_TYPE_API_MAC;
- dst[i].reid.type = EID_TYPE_API_MAC;
- break;
- default:
- clib_warning ("unknown fid type %d!", fid_addr_type (&e->leid));
- break;
- }
- i++;
- }
-}
-
-static void
-gpe_fwd_entries_get_t_net_to_host (vl_api_gpe_fwd_entries_get_t * mp)
-{
- mp->vni = clib_net_to_host_u32 (mp->vni);
-}
-
-static void
-gpe_entry_t_host_to_net (vl_api_gpe_fwd_entry_t * e)
-{
- e->fwd_entry_index = clib_host_to_net_u32 (e->fwd_entry_index);
- e->dp_table = clib_host_to_net_u32 (e->dp_table);
- e->vni = clib_host_to_net_u32 (e->vni);
-}
-
-static void
- gpe_fwd_entries_get_reply_t_host_to_net
- (vl_api_gpe_fwd_entries_get_reply_t * mp)
-{
- u32 i;
- vl_api_gpe_fwd_entry_t *e;
-
- for (i = 0; i < mp->count; i++)
- {
- e = &mp->entries[i];
- gpe_entry_t_host_to_net (e);
- }
- mp->count = clib_host_to_net_u32 (mp->count);
-}
-
-static void
-vl_api_gpe_fwd_entry_vnis_get_t_handler (vl_api_gpe_fwd_entry_vnis_get_t * mp)
-{
- vl_api_gpe_fwd_entry_vnis_get_reply_t *rmp = 0;
- hash_pair_t *p;
- u32 i = 0;
- int rv = 0;
-
- u32 *vnis = vnet_lisp_gpe_get_fwd_entry_vnis ();
- u32 size = hash_elts (vnis) * sizeof (u32);
-
- /* *INDENT-OFF* */
- REPLY_MACRO4 (VL_API_GPE_FWD_ENTRY_VNIS_GET_REPLY, size,
- {
- rmp->count = clib_host_to_net_u32 (hash_elts (vnis));
- hash_foreach_pair (p, vnis,
- ({
- rmp->vnis[i++] = clib_host_to_net_u32 (p->key);
- }));
- });
- /* *INDENT-ON* */
-
- hash_free (vnis);
-}
-
-static void
-vl_api_gpe_fwd_entries_get_t_handler (vl_api_gpe_fwd_entries_get_t * mp)
-{
- lisp_api_gpe_fwd_entry_t *e;
- vl_api_gpe_fwd_entries_get_reply_t *rmp = 0;
- u32 size = 0;
- int rv = 0;
-
- gpe_fwd_entries_get_t_net_to_host (mp);
-
- e = vnet_lisp_gpe_fwd_entries_get_by_vni (mp->vni);
- size = vec_len (e) * sizeof (vl_api_gpe_fwd_entry_t);
-
- /* *INDENT-OFF* */
- REPLY_MACRO4 (VL_API_GPE_FWD_ENTRIES_GET_REPLY, size,
- {
- rmp->count = vec_len (e);
- gpe_fwd_entries_copy (rmp->entries, e);
- gpe_fwd_entries_get_reply_t_host_to_net (rmp);
- });
- /* *INDENT-ON* */
-
- vec_free (e);
-}
-
-static void
-gpe_add_del_fwd_entry_t_net_to_host (vl_api_gpe_add_del_fwd_entry_t * mp)
-{
- mp->vni = clib_net_to_host_u32 (mp->vni);
- mp->dp_table = clib_net_to_host_u32 (mp->dp_table);
- mp->loc_num = clib_net_to_host_u32 (mp->loc_num);
-}
-
-static void
-vl_api_gpe_add_del_fwd_entry_t_handler (vl_api_gpe_add_del_fwd_entry_t * mp)
-{
- vl_api_gpe_add_del_fwd_entry_reply_t *rmp;
- vnet_lisp_gpe_add_del_fwd_entry_args_t _a, *a = &_a;
- locator_pair_t *pairs = 0;
- int rv = 0;
-
- gpe_add_del_fwd_entry_t_net_to_host (mp);
- clib_memset (a, 0, sizeof (a[0]));
-
- rv = unformat_lisp_eid_api (&a->rmt_eid, mp->vni, &mp->rmt_eid);
- rv |= unformat_lisp_eid_api (&a->lcl_eid, mp->vni, &mp->lcl_eid);
-
- if (mp->loc_num % 2 != 0)
- {
- rv = -1;
- goto send_reply;
- }
- pairs = unformat_gpe_loc_pairs (mp->locs, mp->loc_num / 2);
-
- if (rv)
- goto send_reply;
-
- a->is_add = mp->is_add;
- a->locator_pairs = pairs;
- a->dp_table = mp->dp_table;
- a->vni = mp->vni;
- a->action = mp->action;
- if (mp->loc_num == 0)
- a->is_negative = 1;
-
- rv = vnet_lisp_gpe_add_del_fwd_entry (a, 0);
- vec_free (pairs);
-send_reply:
- /* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_GPE_ADD_DEL_FWD_ENTRY_REPLY,
- {
- rmp->fwd_entry_index = clib_host_to_net_u32 (a->fwd_entry_index);
- });
- /* *INDENT-ON* */
-}
-
-static void
-vl_api_gpe_enable_disable_t_handler (vl_api_gpe_enable_disable_t * mp)
-{
- vl_api_gpe_enable_disable_reply_t *rmp;
- int rv = 0;
- vnet_lisp_gpe_enable_disable_args_t _a, *a = &_a;
-
- a->is_en = mp->is_enable;
- vnet_lisp_gpe_enable_disable (a);
-
- REPLY_MACRO (VL_API_GPE_ENABLE_DISABLE_REPLY);
-}
-
-static void
-vl_api_gpe_add_del_iface_t_handler (vl_api_gpe_add_del_iface_t * mp)
-{
- vl_api_gpe_add_del_iface_reply_t *rmp;
- int rv = 0;
- u32 vni, dp_table;
-
- vni = clib_net_to_host_u32 (mp->vni);
- dp_table = clib_net_to_host_u32 (mp->dp_table);
-
- if (mp->is_l2)
- {
- if (mp->is_add)
- {
- if (~0 == lisp_gpe_tenant_l2_iface_add_or_lock (vni, dp_table))
- rv = 1;
- }
- else
- lisp_gpe_tenant_l2_iface_unlock (vni);
- }
- else
- {
- if (mp->is_add)
- {
- if (~0 == lisp_gpe_tenant_l3_iface_add_or_lock (vni, dp_table, 1))
- rv = 1;
- }
- else
- lisp_gpe_tenant_l3_iface_unlock (vni);
- }
-
- REPLY_MACRO (VL_API_GPE_ADD_DEL_IFACE_REPLY);
-}
-
-static void
-vl_api_gpe_set_encap_mode_t_handler (vl_api_gpe_set_encap_mode_t * mp)
-{
- vl_api_gpe_set_encap_mode_reply_t *rmp;
- int rv = 0;
-
- rv = vnet_gpe_set_encap_mode (mp->is_vxlan);
- REPLY_MACRO (VL_API_GPE_SET_ENCAP_MODE_REPLY);
-}
-
-static void
-vl_api_gpe_get_encap_mode_t_handler (vl_api_gpe_get_encap_mode_t * mp)
-{
- vl_api_gpe_get_encap_mode_reply_t *rmp;
- int rv = 0;
-
- /* *INDENT-OFF* */
- REPLY_MACRO2 (VL_API_GPE_GET_ENCAP_MODE_REPLY,
- ({
- rmp->encap_mode = vnet_gpe_get_encap_mode ();
- }));
- /* *INDENT-ON* */
-}
-
-static void
- vl_api_gpe_add_del_native_fwd_rpath_t_handler
- (vl_api_gpe_add_del_native_fwd_rpath_t * mp)
-{
- vl_api_gpe_add_del_native_fwd_rpath_reply_t *rmp;
- vnet_gpe_native_fwd_rpath_args_t _a, *a = &_a;
- int rv = 0;
-
- clib_memset (a, 0, sizeof (a[0]));
-
- if (mp->nh_addr.af)
- clib_memcpy (&a->rpath.frp_addr.ip6, mp->nh_addr.un.ip6,
- sizeof (ip6_address_t));
- else
- clib_memcpy (&a->rpath.frp_addr.ip4, mp->nh_addr.un.ip4,
- sizeof (ip4_address_t));
-
- a->is_add = mp->is_add;
- a->rpath.frp_proto = mp->nh_addr.af ? DPO_PROTO_IP6 : DPO_PROTO_IP4;
- a->rpath.frp_fib_index =
- fib_table_find (dpo_proto_to_fib (a->rpath.frp_proto),
- clib_net_to_host_u32 (mp->table_id));
- if (~0 == a->rpath.frp_fib_index)
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- goto done;
- }
-
- a->rpath.frp_sw_if_index = clib_net_to_host_u32 (mp->nh_sw_if_index);
- a->rpath.frp_weight = 1;
-
- rv = vnet_gpe_add_del_native_fwd_rpath (a);
-done:
- REPLY_MACRO (VL_API_GPE_ADD_DEL_NATIVE_FWD_RPATH_REPLY);
-}
-
-static void
-gpe_native_fwd_rpaths_copy (vl_api_gpe_native_fwd_rpath_t * dst,
- fib_route_path_t * src)
-{
- fib_route_path_t *e;
- fib_table_t *table;
- u32 i = 0;
-
- vec_foreach (e, src)
- {
- clib_memset (&dst[i], 0, sizeof (*dst));
- table = fib_table_get (e->frp_fib_index, dpo_proto_to_fib (e->frp_proto));
- dst[i].fib_index = table->ft_table_id;
- dst[i].nh_sw_if_index = e->frp_sw_if_index;
- ip_address_encode (&e->frp_addr, IP46_TYPE_ANY, &dst[i].nh_addr);
- i++;
- }
-}
-
-static void
-gpe_native_fwd_rpath_t_host_to_net (vl_api_gpe_native_fwd_rpath_t * e)
-{
- e->fib_index = clib_host_to_net_u32 (e->fib_index);
- e->nh_sw_if_index = clib_host_to_net_u32 (e->nh_sw_if_index);
-}
-
-static void
- gpe_native_fwd_rpaths_get_reply_t_host_to_net
- (vl_api_gpe_native_fwd_rpaths_get_reply_t * mp)
-{
- u32 i;
- vl_api_gpe_native_fwd_rpath_t *e;
-
- for (i = 0; i < mp->count; i++)
- {
- e = &mp->entries[i];
- gpe_native_fwd_rpath_t_host_to_net (e);
- }
- mp->count = clib_host_to_net_u32 (mp->count);
-}
-
-static void
-vl_api_gpe_native_fwd_rpaths_get_t_handler (vl_api_gpe_native_fwd_rpaths_get_t
- * mp)
-{
- lisp_gpe_main_t *lgm = vnet_lisp_gpe_get_main ();
- vl_api_gpe_native_fwd_rpaths_get_reply_t *rmp;
- u32 size = 0;
- int rv = 0;
-
- u8 rpath_index = mp->is_ip4 ? 1 : 0;
-
- size = vec_len (lgm->native_fwd_rpath[rpath_index])
- * sizeof (vl_api_gpe_native_fwd_rpath_t);
-
- /* *INDENT-OFF* */
- REPLY_MACRO4 (VL_API_GPE_NATIVE_FWD_RPATHS_GET_REPLY, size,
- {
- rmp->count = vec_len (lgm->native_fwd_rpath[rpath_index]);
- gpe_native_fwd_rpaths_copy (rmp->entries,
- lgm->native_fwd_rpath[rpath_index]);
- gpe_native_fwd_rpaths_get_reply_t_host_to_net (rmp);
- });
- /* *INDENT-ON* */
-}
-
-/*
- * gpe_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_gpe;
-#undef _
-}
-
-static clib_error_t *
-gpe_api_hookup (vlib_main_t * vm)
-{
- api_main_t *am = vlibapi_get_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 (gpe_api_hookup);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
Code Review / vpp.git / blobdiff