src/plugins/map/map_api.c

   1 /*
   2  *------------------------------------------------------------------
   3  * map_api.c - vnet map api
   4  *
   5  * Copyright (c) 2016 Cisco and/or its affiliates.
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at:
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *------------------------------------------------------------------
  18  */
  19
  20 #include <map/map.h>
  21 #include <map/map_msg_enum.h>
  22 #include <vnet/ip/ip.h>
  23 #include <vnet/fib/fib_table.h>
  24 #include <vlibmemory/api.h>
  25
  26 #define vl_typedefs             /* define message structures */
  27 #include <map/map_all_api_h.h>
  28 #undef vl_typedefs
  29
  30 #define vl_endianfun            /* define message structures */
  31 #include <map/map_all_api_h.h>
  32 #undef vl_endianfun
  33
  34 /* instantiate all the print functions we know about */
  35 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
  36 #define vl_printfun
  37 #include <map/map_all_api_h.h>
  38 #undef vl_printfun
  39
  40 /* Get the API version number */
  41 #define vl_api_version(n,v) static u32 api_version=(v);
  42 #include <map/map_all_api_h.h>
  43 #undef vl_api_version
  44
  45 #define REPLY_MSG_ID_BASE mm->msg_id_base
  46 #include <vlibapi/api_helper_macros.h>
  47
  48 static void
  49 vl_api_map_add_domain_t_handler (vl_api_map_add_domain_t * mp)
  50 {
  51   map_main_t *mm = &map_main;
  52   vl_api_map_add_domain_reply_t *rmp;
  53   int rv = 0;
  54   u32 index;
  55   u8 flags = 0;
  56   u8 *vtag = 0;
  57   vtag = vl_api_from_api_to_vec (&mp->tag);
  58   rv =
  59     map_create_domain ((ip4_address_t *) & mp->ip4_prefix.address,
  60                        mp->ip4_prefix.len,
  61                        (ip6_address_t *) & mp->ip6_prefix.address,
  62                        mp->ip6_prefix.len,
  63                        (ip6_address_t *) & mp->ip6_src.address,
  64                        mp->ip6_src.len, mp->ea_bits_len, mp->psid_offset,
  65                        mp->psid_length, &index, ntohs (mp->mtu), flags, vtag);
  66   vec_free (vtag);
  67
  68   /* *INDENT-OFF* */
  69   REPLY_MACRO2(VL_API_MAP_ADD_DOMAIN_REPLY,
  70   ({
  71     rmp->index = ntohl(index);
  72   }));
  73   /* *INDENT-ON* */
  74 }
  75
  76 static void
  77 vl_api_map_del_domain_t_handler (vl_api_map_del_domain_t * mp)
  78 {
  79   map_main_t *mm = &map_main;
  80   vl_api_map_del_domain_reply_t *rmp;
  81   int rv = 0;
  82
  83   rv = map_delete_domain (ntohl (mp->index));
  84
  85   REPLY_MACRO (VL_API_MAP_DEL_DOMAIN_REPLY);
  86 }
  87
  88 static void
  89 vl_api_map_add_del_rule_t_handler (vl_api_map_add_del_rule_t * mp)
  90 {
  91   map_main_t *mm = &map_main;
  92   vl_api_map_del_domain_reply_t *rmp;
  93   int rv = 0;
  94
  95   rv =
  96     map_add_del_psid (ntohl (mp->index), ntohs (mp->psid),
  97                       (ip6_address_t *) & mp->ip6_dst, mp->is_add);
  98
  99   REPLY_MACRO (VL_API_MAP_ADD_DEL_RULE_REPLY);
 100 }
 101
 102 static void
 103 vl_api_map_domain_dump_t_handler (vl_api_map_domain_dump_t * mp)
 104 {
 105   vl_api_map_domain_details_t *rmp;
 106   map_main_t *mm = &map_main;
 107   map_domain_t *d;
 108   map_domain_extra_t *de;
 109   vl_api_registration_t *reg;
 110   u32 map_domain_index;
 111
 112   if (pool_elts (mm->domains) == 0)
 113     return;
 114
 115   reg = vl_api_client_index_to_registration (mp->client_index);
 116   if (!reg)
 117     return;
 118
 119   /* *INDENT-OFF* */
 120   pool_foreach(d, mm->domains,
 121   ({
 122     map_domain_index = d - mm->domains;
 123     de = vec_elt_at_index(mm->domain_extras, map_domain_index);
 124
 125     /* Make sure every field is initiated (or don't skip the clib_memset()) */
 126     rmp = vl_msg_api_alloc (sizeof (*rmp) + vec_len(de->tag));
 127
 128     rmp->_vl_msg_id = htons(VL_API_MAP_DOMAIN_DETAILS + mm->msg_id_base);
 129     rmp->context = mp->context;
 130     rmp->domain_index = htonl(map_domain_index);
 131     clib_memcpy(&rmp->ip6_prefix.address, &d->ip6_prefix, sizeof(rmp->ip6_prefix.address));
 132     clib_memcpy(&rmp->ip4_prefix.address, &d->ip4_prefix, sizeof(rmp->ip4_prefix.address));
 133     clib_memcpy(&rmp->ip6_src.address, &d->ip6_src, sizeof(rmp->ip6_src.address));
 134     rmp->ip6_prefix.len = d->ip6_prefix_len;
 135     rmp->ip4_prefix.len = d->ip4_prefix_len;
 136     rmp->ip6_src.len = d->ip6_src_len;
 137     rmp->ea_bits_len = d->ea_bits_len;
 138     rmp->psid_offset = d->psid_offset;
 139     rmp->psid_length = d->psid_length;
 140     rmp->flags = d->flags;
 141     rmp->mtu = htons(d->mtu);
 142
 143     vl_api_vec_to_api_string (de->tag, &rmp->tag );
 144
 145     vl_api_send_msg (reg, (u8 *) rmp);
 146   }));
 147   /* *INDENT-ON* */
 148 }
 149
 150 static void
 151 vl_api_map_rule_dump_t_handler (vl_api_map_rule_dump_t * mp)
 152 {
 153   vl_api_registration_t *reg;
 154   u16 i;
 155   ip6_address_t dst;
 156   vl_api_map_rule_details_t *rmp;
 157   map_main_t *mm = &map_main;
 158   u32 domain_index = ntohl (mp->domain_index);
 159   map_domain_t *d;
 160
 161   if (pool_elts (mm->domains) == 0)
 162     return;
 163
 164   d = pool_elt_at_index (mm->domains, domain_index);
 165   if (!d || !d->rules)
 166     {
 167       return;
 168     }
 169
 170   reg = vl_api_client_index_to_registration (mp->client_index);
 171   if (!reg)
 172     return;
 173
 174   for (i = 0; i < (0x1 << d->psid_length); i++)
 175     {
 176       dst = d->rules[i];
 177       if (dst.as_u64[0] == 0 && dst.as_u64[1] == 0)
 178         {
 179           continue;
 180         }
 181       rmp = vl_msg_api_alloc (sizeof (*rmp));
 182       clib_memset (rmp, 0, sizeof (*rmp));
 183       rmp->_vl_msg_id = ntohs (VL_API_MAP_RULE_DETAILS + mm->msg_id_base);
 184       rmp->psid = htons (i);
 185       clib_memcpy (&rmp->ip6_dst, &dst, sizeof (rmp->ip6_dst));
 186       rmp->context = mp->context;
 187       vl_api_send_msg (reg, (u8 *) rmp);
 188     }
 189 }
 190
 191 static void
 192 vl_api_map_summary_stats_t_handler (vl_api_map_summary_stats_t * mp)
 193 {
 194   vl_api_map_summary_stats_reply_t *rmp;
 195   vlib_combined_counter_main_t *cm;
 196   vlib_counter_t v;
 197   int i, which;
 198   u64 total_pkts[VLIB_N_RX_TX];
 199   u64 total_bytes[VLIB_N_RX_TX];
 200   map_main_t *mm = &map_main;
 201   vl_api_registration_t *reg;
 202
 203   reg = vl_api_client_index_to_registration (mp->client_index);
 204   if (!reg)
 205     return;
 206
 207   rmp = vl_msg_api_alloc (sizeof (*rmp));
 208   rmp->_vl_msg_id = htons (VL_API_MAP_SUMMARY_STATS_REPLY + mm->msg_id_base);
 209   rmp->context = mp->context;
 210   rmp->retval = 0;
 211
 212   if (pool_elts (mm->domains) == 0)
 213     {
 214       rmp->retval = -1;
 215       goto out;
 216     }
 217
 218   clib_memset (total_pkts, 0, sizeof (total_pkts));
 219   clib_memset (total_bytes, 0, sizeof (total_bytes));
 220
 221   map_domain_counter_lock (mm);
 222   vec_foreach (cm, mm->domain_counters)
 223   {
 224     which = cm - mm->domain_counters;
 225
 226     for (i = 0; i < vlib_combined_counter_n_counters (cm); i++)
 227       {
 228         vlib_get_combined_counter (cm, i, &v);
 229         total_pkts[which] += v.packets;
 230         total_bytes[which] += v.bytes;
 231       }
 232   }
 233
 234   map_domain_counter_unlock (mm);
 235
 236   /* Note: in network byte order! */
 237   rmp->total_pkts[MAP_DOMAIN_COUNTER_RX] =
 238     clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_RX]);
 239   rmp->total_bytes[MAP_DOMAIN_COUNTER_RX] =
 240     clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_RX]);
 241   rmp->total_pkts[MAP_DOMAIN_COUNTER_TX] =
 242     clib_host_to_net_u64 (total_pkts[MAP_DOMAIN_COUNTER_TX]);
 243   rmp->total_bytes[MAP_DOMAIN_COUNTER_TX] =
 244     clib_host_to_net_u64 (total_bytes[MAP_DOMAIN_COUNTER_TX]);
 245   rmp->total_bindings = clib_host_to_net_u64 (pool_elts (mm->domains));
 246   rmp->total_ip4_fragments = 0; // Not yet implemented. Should be a simple counter.
 247   rmp->total_security_check[MAP_DOMAIN_COUNTER_TX] =
 248     clib_host_to_net_u64 (map_error_counter_get
 249                           (ip4_map_node.index, MAP_ERROR_ENCAP_SEC_CHECK));
 250   rmp->total_security_check[MAP_DOMAIN_COUNTER_RX] =
 251     clib_host_to_net_u64 (map_error_counter_get
 252                           (ip4_map_node.index, MAP_ERROR_DECAP_SEC_CHECK));
 253
 254 out:
 255   vl_api_send_msg (reg, (u8 *) rmp);
 256 }
 257
 258
 259 int
 260 map_param_set_fragmentation (bool inner, bool ignore_df)
 261 {
 262   map_main_t *mm = &map_main;
 263
 264   mm->frag_inner = ! !inner;
 265   mm->frag_ignore_df = ! !ignore_df;
 266
 267   return 0;
 268 }
 269
 270 static void
 271   vl_api_map_param_set_fragmentation_t_handler
 272   (vl_api_map_param_set_fragmentation_t * mp)
 273 {
 274   map_main_t *mm = &map_main;
 275   vl_api_map_param_set_fragmentation_reply_t *rmp;
 276   int rv = 0;
 277
 278   rv = map_param_set_fragmentation (mp->inner, mp->ignore_df);
 279
 280   REPLY_MACRO (VL_API_MAP_PARAM_SET_FRAGMENTATION_REPLY);
 281 }
 282
 283
 284 int
 285 map_param_set_icmp (ip4_address_t * icmp_src_address)
 286 {
 287   map_main_t *mm = &map_main;
 288
 289   if (icmp_src_address == 0)
 290     return -1;
 291
 292   mm->icmp4_src_address = *icmp_src_address;
 293
 294   return 0;
 295 }
 296
 297
 298 static void
 299 vl_api_map_param_set_icmp_t_handler (vl_api_map_param_set_icmp_t * mp)
 300 {
 301   map_main_t *mm = &map_main;
 302   vl_api_map_param_set_icmp_reply_t *rmp;
 303   int rv;
 304
 305   rv = map_param_set_icmp ((ip4_address_t *) & mp->ip4_err_relay_src);
 306
 307   REPLY_MACRO (VL_API_MAP_PARAM_SET_ICMP_REPLY);
 308 }
 309
 310
 311 int
 312 map_param_set_icmp6 (u8 enable_unreachable)
 313 {
 314   map_main_t *mm = &map_main;
 315
 316   mm->icmp6_enabled = ! !enable_unreachable;
 317
 318   return 0;
 319 }
 320
 321 static void
 322 vl_api_map_param_set_icmp6_t_handler (vl_api_map_param_set_icmp6_t * mp)
 323 {
 324   map_main_t *mm = &map_main;
 325   vl_api_map_param_set_icmp6_reply_t *rmp;
 326   int rv;
 327
 328   rv = map_param_set_icmp6 (mp->enable_unreachable);
 329
 330   REPLY_MACRO (VL_API_MAP_PARAM_SET_ICMP6_REPLY);
 331 }
 332
 333
 334 static void
 335   vl_api_map_param_add_del_pre_resolve_t_handler
 336   (vl_api_map_param_add_del_pre_resolve_t * mp)
 337 {
 338   map_main_t *mm = &map_main;
 339   vl_api_map_param_add_del_pre_resolve_reply_t *rmp;
 340   int rv = 0;
 341
 342   map_pre_resolve ((ip4_address_t *) & mp->ip4_nh_address,
 343                    (ip6_address_t *) & mp->ip6_nh_address, !mp->is_add);
 344
 345   REPLY_MACRO (VL_API_MAP_PARAM_ADD_DEL_PRE_RESOLVE_REPLY);
 346 }
 347
 348
 349 int
 350 map_param_set_reassembly (bool is_ipv6,
 351                           u16 lifetime_ms,
 352                           u16 pool_size,
 353                           u32 buffers,
 354                           f64 ht_ratio, u32 * reass, u32 * packets)
 355 {
 356   u32 ps_reass = 0, ps_packets = 0;
 357   u32 ht_reass = 0, ht_packets = 0;
 358
 359   if (is_ipv6)
 360     {
 361       if (pool_size != (u16) ~ 0)
 362         {
 363           if (pool_size > MAP_IP6_REASS_CONF_POOL_SIZE_MAX)
 364             return MAP_ERR_BAD_POOL_SIZE;
 365           if (map_ip6_reass_conf_pool_size
 366               (pool_size, &ps_reass, &ps_packets))
 367             return MAP_ERR_BAD_POOL_SIZE;
 368         }
 369
 370       if (ht_ratio != (MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1))
 371         {
 372           if (ht_ratio > MAP_IP6_REASS_CONF_HT_RATIO_MAX)
 373             return MAP_ERR_BAD_HT_RATIO;
 374           if (map_ip6_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets))
 375             return MAP_ERR_BAD_HT_RATIO;
 376         }
 377
 378       if (lifetime_ms != (u16) ~ 0)
 379         {
 380           if (lifetime_ms > MAP_IP6_REASS_CONF_LIFETIME_MAX)
 381             return MAP_ERR_BAD_LIFETIME;
 382           if (map_ip6_reass_conf_lifetime (lifetime_ms))
 383             return MAP_ERR_BAD_LIFETIME;
 384         }
 385
 386       if (buffers != ~0)
 387         {
 388           if (buffers > MAP_IP6_REASS_CONF_BUFFERS_MAX)
 389             return MAP_ERR_BAD_BUFFERS;
 390           if (map_ip6_reass_conf_buffers (buffers))
 391             return MAP_ERR_BAD_BUFFERS;
 392         }
 393
 394       if (map_main.ip6_reass_conf_buffers >
 395           map_main.ip6_reass_conf_pool_size *
 396           MAP_IP6_REASS_MAX_FRAGMENTS_PER_REASSEMBLY)
 397         {
 398           return MAP_ERR_BAD_BUFFERS_TOO_LARGE;
 399         }
 400     }
 401   else
 402     {
 403       if (pool_size != (u16) ~ 0)
 404         {
 405           if (pool_size > MAP_IP4_REASS_CONF_POOL_SIZE_MAX)
 406             return MAP_ERR_BAD_POOL_SIZE;
 407           if (map_ip4_reass_conf_pool_size
 408               (pool_size, &ps_reass, &ps_packets))
 409             return MAP_ERR_BAD_POOL_SIZE;
 410         }
 411
 412       if (ht_ratio != (MAP_IP4_REASS_CONF_HT_RATIO_MAX + 1))
 413         {
 414           if (ht_ratio > MAP_IP4_REASS_CONF_HT_RATIO_MAX)
 415             return MAP_ERR_BAD_HT_RATIO;
 416           if (map_ip4_reass_conf_ht_ratio (ht_ratio, &ht_reass, &ht_packets))
 417             return MAP_ERR_BAD_HT_RATIO;
 418         }
 419
 420       if (lifetime_ms != (u16) ~ 0)
 421         {
 422           if (lifetime_ms > MAP_IP4_REASS_CONF_LIFETIME_MAX)
 423             return MAP_ERR_BAD_LIFETIME;
 424           if (map_ip4_reass_conf_lifetime (lifetime_ms))
 425             return MAP_ERR_BAD_LIFETIME;
 426         }
 427
 428       if (buffers != ~0)
 429         {
 430           if (buffers > MAP_IP4_REASS_CONF_BUFFERS_MAX)
 431             return MAP_ERR_BAD_BUFFERS;
 432           if (map_ip4_reass_conf_buffers (buffers))
 433             return MAP_ERR_BAD_BUFFERS;
 434         }
 435
 436       if (map_main.ip4_reass_conf_buffers >
 437           map_main.ip4_reass_conf_pool_size *
 438           MAP_IP4_REASS_MAX_FRAGMENTS_PER_REASSEMBLY)
 439         {
 440           return MAP_ERR_BAD_BUFFERS_TOO_LARGE;
 441         }
 442     }
 443
 444   if (reass)
 445     *reass = ps_reass + ht_reass;
 446
 447   if (packets)
 448     *packets = ps_packets + ht_packets;
 449
 450   return 0;
 451 }
 452
 453
 454 static void
 455   vl_api_map_param_set_reassembly_t_handler
 456   (vl_api_map_param_set_reassembly_t * mp)
 457 {
 458   map_main_t *mm = &map_main;
 459   vl_api_map_param_set_reassembly_reply_t *rmp;
 460   u32 reass = 0, packets = 0;
 461   int rv;
 462   f64 ht_ratio;
 463
 464   ht_ratio = (f64) clib_net_to_host_f64 (mp->ht_ratio);
 465   if (ht_ratio == ~0)
 466     ht_ratio = MAP_IP6_REASS_CONF_HT_RATIO_MAX + 1;
 467
 468   rv = map_param_set_reassembly (mp->is_ip6,
 469                                  clib_net_to_host_u16 (mp->lifetime_ms),
 470                                  clib_net_to_host_u16 (mp->pool_size),
 471                                  clib_net_to_host_u32 (mp->buffers),
 472                                  ht_ratio, &reass, &packets);
 473
 474   /*
 475    * FIXME: Should the lost reass and packet counts be returned in the API?
 476    */
 477
 478   REPLY_MACRO (VL_API_MAP_PARAM_SET_REASSEMBLY_REPLY);
 479 }
 480
 481
 482 int
 483 map_param_set_security_check (bool enable, bool fragments)
 484 {
 485   map_main_t *mm = &map_main;
 486
 487   mm->sec_check = ! !enable;
 488   mm->sec_check_frag = ! !fragments;
 489
 490   return 0;
 491 }
 492
 493 static void
 494   vl_api_map_param_set_security_check_t_handler
 495   (vl_api_map_param_set_security_check_t * mp)
 496 {
 497   map_main_t *mm = &map_main;
 498   vl_api_map_param_set_security_check_reply_t *rmp;
 499   int rv;
 500
 501   rv = map_param_set_security_check (mp->enable, mp->fragments);
 502
 503   REPLY_MACRO (VL_API_MAP_PARAM_SET_SECURITY_CHECK_REPLY);
 504 }
 505
 506
 507 int
 508 map_param_set_traffic_class (bool copy, u8 tc)
 509 {
 510   map_main_t *mm = &map_main;
 511
 512   mm->tc_copy = ! !copy;
 513   mm->tc = tc;
 514
 515   return 0;
 516 }
 517
 518 static void
 519   vl_api_map_param_set_traffic_class_t_handler
 520   (vl_api_map_param_set_traffic_class_t * mp)
 521 {
 522   map_main_t *mm = &map_main;
 523   vl_api_map_param_set_traffic_class_reply_t *rmp;
 524   int rv;
 525
 526   rv = map_param_set_traffic_class (mp->copy, mp->tc_class);
 527
 528   REPLY_MACRO (VL_API_MAP_PARAM_SET_TRAFFIC_CLASS_REPLY);
 529 }
 530
 531
 532 int
 533 map_param_set_tcp (u16 tcp_mss)
 534 {
 535   map_main_t *mm = &map_main;
 536
 537   mm->tcp_mss = tcp_mss;
 538
 539   return 0;
 540 }
 541
 542
 543 static void
 544 vl_api_map_param_set_tcp_t_handler (vl_api_map_param_set_tcp_t * mp)
 545 {
 546   map_main_t *mm = &map_main;
 547   vl_api_map_param_set_tcp_reply_t *rmp;
 548   int rv = 0;
 549
 550   map_param_set_tcp (ntohs (mp->tcp_mss));
 551   REPLY_MACRO (VL_API_MAP_PARAM_SET_TCP_REPLY);
 552 }
 553
 554
 555 static void
 556 vl_api_map_param_get_t_handler (vl_api_map_param_get_t * mp)
 557 {
 558   map_main_t *mm = &map_main;
 559   vl_api_map_param_get_reply_t *rmp;
 560   vl_api_registration_t *reg;
 561
 562   reg = vl_api_client_index_to_registration (mp->client_index);
 563   if (!reg)
 564     return;
 565
 566   rmp = vl_msg_api_alloc (sizeof (*rmp));
 567   rmp->_vl_msg_id = htons (VL_API_MAP_PARAM_GET_REPLY + mm->msg_id_base);
 568   rmp->context = mp->context;
 569   rmp->retval = 0;
 570
 571   rmp->frag_inner = mm->frag_inner;
 572   rmp->frag_ignore_df = mm->frag_ignore_df;
 573
 574   clib_memcpy (&rmp->icmp_ip4_err_relay_src,
 575                &mm->icmp4_src_address, sizeof (rmp->icmp_ip4_err_relay_src));
 576
 577   rmp->icmp6_enable_unreachable = mm->icmp6_enabled;
 578
 579   /*
 580    * FIXME: How are these addresses re-extracted from the FIB?
 581    * Or should a local map_main copy be kept?
 582    */
 583   clib_memset (&rmp->ip4_nh_address, 0, sizeof (rmp->ip4_nh_address));
 584   clib_memset (&rmp->ip6_nh_address, 0, sizeof (rmp->ip6_nh_address));
 585
 586   rmp->ip4_lifetime_ms =
 587     clib_net_to_host_u16 (mm->ip4_reass_conf_lifetime_ms);
 588   rmp->ip4_pool_size = clib_net_to_host_u16 (mm->ip4_reass_conf_pool_size);
 589   rmp->ip4_buffers = clib_net_to_host_u32 (mm->ip4_reass_conf_buffers);
 590   rmp->ip4_ht_ratio = clib_net_to_host_f64 (mm->ip4_reass_conf_ht_ratio);
 591
 592   rmp->ip6_lifetime_ms =
 593     clib_net_to_host_u16 (mm->ip6_reass_conf_lifetime_ms);
 594   rmp->ip6_pool_size = clib_net_to_host_u16 (mm->ip6_reass_conf_pool_size);
 595   rmp->ip6_buffers = clib_net_to_host_u32 (mm->ip6_reass_conf_buffers);
 596   rmp->ip6_ht_ratio = clib_net_to_host_f64 (mm->ip6_reass_conf_ht_ratio);
 597
 598   rmp->sec_check_enable = mm->sec_check;
 599   rmp->sec_check_fragments = mm->sec_check_frag;
 600
 601   rmp->tc_copy = mm->tc_copy;
 602   rmp->tc_class = mm->tc;
 603
 604   vl_api_send_msg (reg, (u8 *) rmp);
 605 }
 606
 607
 608 int
 609 map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
 610 {
 611   map_main_t *mm = &map_main;
 612
 613   if (pool_is_free_index (mm->vnet_main->interface_main.sw_interfaces,
 614                           sw_if_index))
 615     return VNET_API_ERROR_INVALID_SW_IF_INDEX;
 616
 617   is_enable = ! !is_enable;
 618
 619   if (is_translation)
 620     {
 621       if (clib_bitmap_get (mm->bm_trans_enabled_by_sw_if, sw_if_index)
 622           == is_enable)
 623         return 0;
 624     }
 625   else
 626     {
 627       if (clib_bitmap_get (mm->bm_encap_enabled_by_sw_if, sw_if_index)
 628           == is_enable)
 629         return 0;
 630     }
 631
 632   if (is_translation == false)
 633     {
 634       vnet_feature_enable_disable ("ip4-unicast", "ip4-map", sw_if_index,
 635                                    is_enable ? 1 : 0, 0, 0);
 636       vnet_feature_enable_disable ("ip6-unicast", "ip6-map", sw_if_index,
 637                                    is_enable ? 1 : 0, 0, 0);
 638       mm->bm_encap_enabled_by_sw_if =
 639         clib_bitmap_set (mm->bm_encap_enabled_by_sw_if, sw_if_index,
 640                          is_enable);
 641     }
 642   else
 643     {
 644       vnet_feature_enable_disable ("ip4-unicast", "ip4-map-t", sw_if_index,
 645                                    is_enable ? 1 : 0, 0, 0);
 646       vnet_feature_enable_disable ("ip6-unicast", "ip6-map-t", sw_if_index,
 647                                    is_enable ? 1 : 0, 0, 0);
 648       mm->bm_trans_enabled_by_sw_if =
 649         clib_bitmap_set (mm->bm_trans_enabled_by_sw_if, sw_if_index,
 650                          is_enable);
 651     }
 652
 653   return 0;
 654 }
 655
 656
 657 static void
 658 vl_api_map_if_enable_disable_t_handler (vl_api_map_if_enable_disable_t * mp)
 659 {
 660   map_main_t *mm = &map_main;
 661   vl_api_map_if_enable_disable_reply_t *rmp;
 662   int rv = 0;
 663
 664   VALIDATE_SW_IF_INDEX (mp);
 665
 666   rv =
 667     map_if_enable_disable (mp->is_enable, htonl (mp->sw_if_index),
 668                            mp->is_translation);
 669
 670   BAD_SW_IF_INDEX_LABEL;
 671   REPLY_MACRO (VL_API_MAP_IF_ENABLE_DISABLE_REPLY);
 672 }
 673
 674
 675 #define foreach_map_plugin_api_msg              \
 676 _(MAP_ADD_DOMAIN, map_add_domain)               \
 677 _(MAP_DEL_DOMAIN, map_del_domain)               \
 678 _(MAP_ADD_DEL_RULE, map_add_del_rule)           \
 679 _(MAP_DOMAIN_DUMP, map_domain_dump)             \
 680 _(MAP_RULE_DUMP, map_rule_dump)                 \
 681 _(MAP_IF_ENABLE_DISABLE, map_if_enable_disable) \
 682 _(MAP_SUMMARY_STATS, map_summary_stats)         \
 683 _(MAP_PARAM_SET_FRAGMENTATION, map_param_set_fragmentation)     \
 684 _(MAP_PARAM_SET_ICMP, map_param_set_icmp)       \
 685 _(MAP_PARAM_SET_ICMP6, map_param_set_icmp6)     \
 686 _(MAP_PARAM_ADD_DEL_PRE_RESOLVE, map_param_add_del_pre_resolve) \
 687 _(MAP_PARAM_SET_REASSEMBLY, map_param_set_reassembly)           \
 688 _(MAP_PARAM_SET_SECURITY_CHECK, map_param_set_security_check)   \
 689 _(MAP_PARAM_SET_TRAFFIC_CLASS, map_param_set_traffic_class)     \
 690 _(MAP_PARAM_SET_TCP, map_param_set_tcp) \
 691 _(MAP_PARAM_GET, map_param_get)
 692
 693 #define vl_msg_name_crc_list
 694 #include <map/map_all_api_h.h>
 695 #undef vl_msg_name_crc_list
 696
 697 static void
 698 setup_message_id_table (map_main_t * mm, api_main_t * am)
 699 {
 700 #define _(id,n,crc)                                                     \
 701   vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + mm->msg_id_base);
 702   foreach_vl_msg_name_crc_map;
 703 #undef _
 704 }
 705
 706 /* Set up the API message handling tables */
 707 clib_error_t *
 708 map_plugin_api_hookup (vlib_main_t * vm)
 709 {
 710   map_main_t *mm = &map_main;
 711   u8 *name = format (0, "map_%08x%c", api_version, 0);
 712
 713   /* Ask for a correctly-sized block of API message decode slots */
 714   mm->msg_id_base =
 715     vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE);
 716 #define _(N,n)                                                  \
 717     vl_msg_api_set_handlers((VL_API_##N + mm->msg_id_base),     \
 718                            #n,                                  \
 719                            vl_api_##n##_t_handler,              \
 720                            vl_noop_handler,                     \
 721                            vl_api_##n##_t_endian,               \
 722                            vl_api_##n##_t_print,                \
 723                            sizeof(vl_api_##n##_t), 1);
 724   foreach_map_plugin_api_msg;
 725 #undef _
 726
 727   /*
 728    * Set up the (msg_name, crc, message-id) table
 729    */
 730   setup_message_id_table (mm, &api_main);
 731
 732   vec_free (name);
 733   return 0;
 734 }
 735
 736 /*
 737  * fd.io coding-style-patch-verification: ON
 738  *
 739  * Local Variables:
 740  * eval: (c-set-style "gnu")
 741  * End:
 742  */