1/*- 2 * Copyright (c) 2014, Bryan Venteicher <bryanv@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <sys/param.h> 28#include <sys/ioctl.h> 29#include <sys/socket.h> 30#include <sys/sockio.h> 31 32#include <stdlib.h> 33#include <stdint.h> 34#include <unistd.h> 35#include <netdb.h> 36 37#include <net/ethernet.h> 38#include <net/if.h> 39#include <net/if_vxlan.h> 40#include <net/route.h> 41#include <netinet/in.h> 42 43#include <ctype.h> 44#include <stdio.h> 45#include <string.h> 46#include <stdlib.h> 47#include <unistd.h> 48#include <err.h> 49#include <errno.h> 50 51#include "ifconfig.h" 52 53static struct ifvxlanparam params = { 54 .vxlp_vni = VXLAN_VNI_MAX, 55}; 56 57static int 58get_val(const char *cp, u_long *valp) 59{ 60 char *endptr; 61 u_long val; 62 63 errno = 0; 64 val = strtoul(cp, &endptr, 0); 65 if (cp[0] == '\0' || endptr[0] != '\0' || errno == ERANGE) 66 return (-1); 67 68 *valp = val; 69 return (0); 70} 71 72static int 73do_cmd(if_ctx *ctx, u_long op, void *arg, size_t argsize, int set) 74{ 75 struct ifdrv ifd = {}; 76 77 strlcpy(ifd.ifd_name, ctx->ifname, sizeof(ifd.ifd_name)); 78 ifd.ifd_cmd = op; 79 ifd.ifd_len = argsize; 80 ifd.ifd_data = arg; 81 82 return (ioctl_ctx(ctx, set ? SIOCSDRVSPEC : SIOCGDRVSPEC, &ifd)); 83} 84 85static int 86vxlan_exists(if_ctx *ctx) 87{ 88 struct ifvxlancfg cfg; 89 90 bzero(&cfg, sizeof(cfg)); 91 92 return (do_cmd(ctx, VXLAN_CMD_GET_CONFIG, &cfg, sizeof(cfg), 0) != -1); 93} 94 95static void 96vxlan_status(if_ctx *ctx) 97{ 98 struct ifvxlancfg cfg; 99 char src[NI_MAXHOST], dst[NI_MAXHOST]; 100 char srcport[NI_MAXSERV], dstport[NI_MAXSERV]; 101 struct sockaddr *lsa, *rsa; 102 int vni, mc, ipv6; 103 104 bzero(&cfg, sizeof(cfg)); 105 106 if (do_cmd(ctx, VXLAN_CMD_GET_CONFIG, &cfg, sizeof(cfg), 0) < 0) 107 return; 108 109 vni = cfg.vxlc_vni; 110 lsa = &cfg.vxlc_local_sa.sa; 111 rsa = &cfg.vxlc_remote_sa.sa; 112 ipv6 = rsa->sa_family == AF_INET6; 113 114 /* Just report nothing if the network identity isn't set yet. */ 115 if (vni >= VXLAN_VNI_MAX) 116 return; 117 118 if (getnameinfo(lsa, lsa->sa_len, src, sizeof(src), 119 srcport, sizeof(srcport), NI_NUMERICHOST | NI_NUMERICSERV) != 0) 120 src[0] = srcport[0] = '\0'; 121 if (getnameinfo(rsa, rsa->sa_len, dst, sizeof(dst), 122 dstport, sizeof(dstport), NI_NUMERICHOST | NI_NUMERICSERV) != 0) 123 dst[0] = dstport[0] = '\0'; 124 125 if (!ipv6) { 126 struct sockaddr_in *sin = satosin(rsa); 127 mc = IN_MULTICAST(ntohl(sin->sin_addr.s_addr)); 128 } else { 129 struct sockaddr_in6 *sin6 = satosin6(rsa); 130 mc = IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr); 131 } 132 133 printf("\tvxlan vni %d", vni); 134 printf(" local %s%s%s:%s", ipv6 ? "[" : "", src, ipv6 ? "]" : "", 135 srcport); 136 printf(" %s %s%s%s:%s", mc ? "group" : "remote", ipv6 ? "[" : "", 137 dst, ipv6 ? "]" : "", dstport); 138 139 if (ctx->args->verbose) { 140 printf("\n\t\tconfig: "); 141 printf("%slearning portrange %d-%d ttl %d", 142 cfg.vxlc_learn ? "" : "no", cfg.vxlc_port_min, 143 cfg.vxlc_port_max, cfg.vxlc_ttl); 144 printf("\n\t\tftable: "); 145 printf("cnt %d max %d timeout %d", 146 cfg.vxlc_ftable_cnt, cfg.vxlc_ftable_max, 147 cfg.vxlc_ftable_timeout); 148 } 149 150 putchar('\n'); 151} 152 153#define _LOCAL_ADDR46 \ 154 (VXLAN_PARAM_WITH_LOCAL_ADDR4 | VXLAN_PARAM_WITH_LOCAL_ADDR6) 155#define _REMOTE_ADDR46 \ 156 (VXLAN_PARAM_WITH_REMOTE_ADDR4 | VXLAN_PARAM_WITH_REMOTE_ADDR6) 157 158static void 159vxlan_check_params(void) 160{ 161 162 if ((params.vxlp_with & _LOCAL_ADDR46) == _LOCAL_ADDR46) 163 errx(1, "cannot specify both local IPv4 and IPv6 addresses"); 164 if ((params.vxlp_with & _REMOTE_ADDR46) == _REMOTE_ADDR46) 165 errx(1, "cannot specify both remote IPv4 and IPv6 addresses"); 166 if ((params.vxlp_with & VXLAN_PARAM_WITH_LOCAL_ADDR4 && 167 params.vxlp_with & VXLAN_PARAM_WITH_REMOTE_ADDR6) || 168 (params.vxlp_with & VXLAN_PARAM_WITH_LOCAL_ADDR6 && 169 params.vxlp_with & VXLAN_PARAM_WITH_REMOTE_ADDR4)) 170 errx(1, "cannot mix IPv4 and IPv6 addresses"); 171} 172 173#undef _LOCAL_ADDR46 174#undef _REMOTE_ADDR46 175 176static void 177vxlan_create(if_ctx *ctx, struct ifreq *ifr) 178{ 179 180 vxlan_check_params(); 181 182 ifr->ifr_data = (caddr_t) ¶ms; 183 ifcreate_ioctl(ctx, ifr); 184} 185 186static void 187setvxlan_vni(if_ctx *ctx, const char *arg, int dummy __unused) 188{ 189 struct ifvxlancmd cmd; 190 u_long val; 191 192 if (get_val(arg, &val) < 0 || val >= VXLAN_VNI_MAX) 193 errx(1, "invalid network identifier: %s", arg); 194 195 if (!vxlan_exists(ctx)) { 196 params.vxlp_with |= VXLAN_PARAM_WITH_VNI; 197 params.vxlp_vni = val; 198 return; 199 } 200 201 bzero(&cmd, sizeof(cmd)); 202 cmd.vxlcmd_vni = val; 203 204 if (do_cmd(ctx, VXLAN_CMD_SET_VNI, &cmd, sizeof(cmd), 1) < 0) 205 err(1, "VXLAN_CMD_SET_VNI"); 206} 207 208static void 209setvxlan_local(if_ctx *ctx, const char *addr, int dummy __unused) 210{ 211 struct ifvxlancmd cmd; 212 struct addrinfo *ai; 213#if (defined INET || defined INET6) 214 struct sockaddr *sa; 215#endif 216 int error; 217 218 bzero(&cmd, sizeof(cmd)); 219 220 if ((error = getaddrinfo(addr, NULL, NULL, &ai)) != 0) 221 errx(1, "error in parsing local address string: %s", 222 gai_strerror(error)); 223 224#if (defined INET || defined INET6) 225 sa = ai->ai_addr; 226#endif 227 228 switch (ai->ai_family) { 229#ifdef INET 230 case AF_INET: { 231 struct sockaddr_in *sin = satosin(sa); 232 233 if (IN_MULTICAST(ntohl(sin->sin_addr.s_addr))) 234 errx(1, "local address cannot be multicast"); 235 236 cmd.vxlcmd_sa.in4 = *sin; 237 break; 238 } 239#endif 240#ifdef INET6 241 case AF_INET6: { 242 struct sockaddr_in6 *sin6 = satosin6(sa); 243 244 if (IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr)) 245 errx(1, "local address cannot be multicast"); 246 247 cmd.vxlcmd_sa.in6 = *sin6; 248 break; 249 } 250#endif 251 default: 252 errx(1, "local address %s not supported", addr); 253 } 254 255 freeaddrinfo(ai); 256 257 if (!vxlan_exists(ctx)) { 258 if (cmd.vxlcmd_sa.sa.sa_family == AF_INET) { 259 params.vxlp_with |= VXLAN_PARAM_WITH_LOCAL_ADDR4; 260 params.vxlp_local_sa.in4 = cmd.vxlcmd_sa.in4; 261 } else { 262 params.vxlp_with |= VXLAN_PARAM_WITH_LOCAL_ADDR6; 263 params.vxlp_local_sa.in6 = cmd.vxlcmd_sa.in6; 264 } 265 return; 266 } 267 268 if (do_cmd(ctx, VXLAN_CMD_SET_LOCAL_ADDR, &cmd, sizeof(cmd), 1) < 0) 269 err(1, "VXLAN_CMD_SET_LOCAL_ADDR"); 270} 271 272static void 273setvxlan_remote(if_ctx *ctx, const char *addr, int dummy __unused) 274{ 275 struct ifvxlancmd cmd; 276 struct addrinfo *ai; 277#if (defined INET || defined INET6) 278 struct sockaddr *sa; 279#endif 280 int error; 281 282 bzero(&cmd, sizeof(cmd)); 283 284 if ((error = getaddrinfo(addr, NULL, NULL, &ai)) != 0) 285 errx(1, "error in parsing remote address string: %s", 286 gai_strerror(error)); 287 288#if (defined INET || defined INET6) 289 sa = ai->ai_addr; 290#endif 291 292 switch (ai->ai_family) { 293#ifdef INET 294 case AF_INET: { 295 struct sockaddr_in *sin = satosin(sa); 296 297 if (IN_MULTICAST(ntohl(sin->sin_addr.s_addr))) 298 errx(1, "remote address cannot be multicast"); 299 300 cmd.vxlcmd_sa.in4 = *sin; 301 break; 302 } 303#endif 304#ifdef INET6 305 case AF_INET6: { 306 struct sockaddr_in6 *sin6 = satosin6(sa); 307 308 if (IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr)) 309 errx(1, "remote address cannot be multicast"); 310 311 cmd.vxlcmd_sa.in6 = *sin6; 312 break; 313 } 314#endif 315 default: 316 errx(1, "remote address %s not supported", addr); 317 } 318 319 freeaddrinfo(ai); 320 321 if (!vxlan_exists(ctx)) { 322 if (cmd.vxlcmd_sa.sa.sa_family == AF_INET) { 323 params.vxlp_with |= VXLAN_PARAM_WITH_REMOTE_ADDR4; 324 params.vxlp_remote_sa.in4 = cmd.vxlcmd_sa.in4; 325 } else { 326 params.vxlp_with |= VXLAN_PARAM_WITH_REMOTE_ADDR6; 327 params.vxlp_remote_sa.in6 = cmd.vxlcmd_sa.in6; 328 } 329 return; 330 } 331 332 if (do_cmd(ctx, VXLAN_CMD_SET_REMOTE_ADDR, &cmd, sizeof(cmd), 1) < 0) 333 err(1, "VXLAN_CMD_SET_REMOTE_ADDR"); 334} 335 336static void 337setvxlan_group(if_ctx *ctx, const char *addr, int dummy __unused) 338{ 339 struct ifvxlancmd cmd; 340 struct addrinfo *ai; 341#if (defined INET || defined INET6) 342 struct sockaddr *sa; 343#endif 344 int error; 345 346 bzero(&cmd, sizeof(cmd)); 347 348 if ((error = getaddrinfo(addr, NULL, NULL, &ai)) != 0) 349 errx(1, "error in parsing group address string: %s", 350 gai_strerror(error)); 351 352#if (defined INET || defined INET6) 353 sa = ai->ai_addr; 354#endif 355 356 switch (ai->ai_family) { 357#ifdef INET 358 case AF_INET: { 359 struct sockaddr_in *sin = satosin(sa); 360 361 if (!IN_MULTICAST(ntohl(sin->sin_addr.s_addr))) 362 errx(1, "group address must be multicast"); 363 364 cmd.vxlcmd_sa.in4 = *sin; 365 break; 366 } 367#endif 368#ifdef INET6 369 case AF_INET6: { 370 struct sockaddr_in6 *sin6 = satosin6(sa); 371 372 if (!IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr)) 373 errx(1, "group address must be multicast"); 374 375 cmd.vxlcmd_sa.in6 = *sin6; 376 break; 377 } 378#endif 379 default: 380 errx(1, "group address %s not supported", addr); 381 } 382 383 freeaddrinfo(ai); 384 385 if (!vxlan_exists(ctx)) { 386 if (cmd.vxlcmd_sa.sa.sa_family == AF_INET) { 387 params.vxlp_with |= VXLAN_PARAM_WITH_REMOTE_ADDR4; 388 params.vxlp_remote_sa.in4 = cmd.vxlcmd_sa.in4; 389 } else { 390 params.vxlp_with |= VXLAN_PARAM_WITH_REMOTE_ADDR6; 391 params.vxlp_remote_sa.in6 = cmd.vxlcmd_sa.in6; 392 } 393 return; 394 } 395 396 if (do_cmd(ctx, VXLAN_CMD_SET_REMOTE_ADDR, &cmd, sizeof(cmd), 1) < 0) 397 err(1, "VXLAN_CMD_SET_REMOTE_ADDR"); 398} 399 400static void 401setvxlan_local_port(if_ctx *ctx, const char *arg, int dummy __unused) 402{ 403 struct ifvxlancmd cmd; 404 u_long val; 405 406 if (get_val(arg, &val) < 0 || val >= UINT16_MAX) 407 errx(1, "invalid local port: %s", arg); 408 409 if (!vxlan_exists(ctx)) { 410 params.vxlp_with |= VXLAN_PARAM_WITH_LOCAL_PORT; 411 params.vxlp_local_port = val; 412 return; 413 } 414 415 bzero(&cmd, sizeof(cmd)); 416 cmd.vxlcmd_port = val; 417 418 if (do_cmd(ctx, VXLAN_CMD_SET_LOCAL_PORT, &cmd, sizeof(cmd), 1) < 0) 419 err(1, "VXLAN_CMD_SET_LOCAL_PORT"); 420} 421 422static void 423setvxlan_remote_port(if_ctx *ctx, const char *arg, int dummy __unused) 424{ 425 struct ifvxlancmd cmd; 426 u_long val; 427 428 if (get_val(arg, &val) < 0 || val >= UINT16_MAX) 429 errx(1, "invalid remote port: %s", arg); 430 431 if (!vxlan_exists(ctx)) { 432 params.vxlp_with |= VXLAN_PARAM_WITH_REMOTE_PORT; 433 params.vxlp_remote_port = val; 434 return; 435 } 436 437 bzero(&cmd, sizeof(cmd)); 438 cmd.vxlcmd_port = val; 439 440 if (do_cmd(ctx, VXLAN_CMD_SET_REMOTE_PORT, &cmd, sizeof(cmd), 1) < 0) 441 err(1, "VXLAN_CMD_SET_REMOTE_PORT"); 442} 443 444static void 445setvxlan_port_range(if_ctx *ctx, const char *arg1, const char *arg2) 446{ 447 struct ifvxlancmd cmd; 448 u_long min, max; 449 450 if (get_val(arg1, &min) < 0 || min >= UINT16_MAX) 451 errx(1, "invalid port range minimum: %s", arg1); 452 if (get_val(arg2, &max) < 0 || max >= UINT16_MAX) 453 errx(1, "invalid port range maximum: %s", arg2); 454 if (max < min) 455 errx(1, "invalid port range"); 456 457 if (!vxlan_exists(ctx)) { 458 params.vxlp_with |= VXLAN_PARAM_WITH_PORT_RANGE; 459 params.vxlp_min_port = min; 460 params.vxlp_max_port = max; 461 return; 462 } 463 464 bzero(&cmd, sizeof(cmd)); 465 cmd.vxlcmd_port_min = min; 466 cmd.vxlcmd_port_max = max; 467 468 if (do_cmd(ctx, VXLAN_CMD_SET_PORT_RANGE, &cmd, sizeof(cmd), 1) < 0) 469 err(1, "VXLAN_CMD_SET_PORT_RANGE"); 470} 471 472static void 473setvxlan_timeout(if_ctx *ctx, const char *arg, int dummy __unused) 474{ 475 struct ifvxlancmd cmd; 476 u_long val; 477 478 if (get_val(arg, &val) < 0 || (val & ~0xFFFFFFFF) != 0) 479 errx(1, "invalid timeout value: %s", arg); 480 481 if (!vxlan_exists(ctx)) { 482 params.vxlp_with |= VXLAN_PARAM_WITH_FTABLE_TIMEOUT; 483 params.vxlp_ftable_timeout = val & 0xFFFFFFFF; 484 return; 485 } 486 487 bzero(&cmd, sizeof(cmd)); 488 cmd.vxlcmd_ftable_timeout = val & 0xFFFFFFFF; 489 490 if (do_cmd(ctx, VXLAN_CMD_SET_FTABLE_TIMEOUT, &cmd, sizeof(cmd), 1) < 0) 491 err(1, "VXLAN_CMD_SET_FTABLE_TIMEOUT"); 492} 493 494static void 495setvxlan_maxaddr(if_ctx *ctx, const char *arg, int dummy __unused) 496{ 497 struct ifvxlancmd cmd; 498 u_long val; 499 500 if (get_val(arg, &val) < 0 || (val & ~0xFFFFFFFF) != 0) 501 errx(1, "invalid maxaddr value: %s", arg); 502 503 if (!vxlan_exists(ctx)) { 504 params.vxlp_with |= VXLAN_PARAM_WITH_FTABLE_MAX; 505 params.vxlp_ftable_max = val & 0xFFFFFFFF; 506 return; 507 } 508 509 bzero(&cmd, sizeof(cmd)); 510 cmd.vxlcmd_ftable_max = val & 0xFFFFFFFF; 511 512 if (do_cmd(ctx, VXLAN_CMD_SET_FTABLE_MAX, &cmd, sizeof(cmd), 1) < 0) 513 err(1, "VXLAN_CMD_SET_FTABLE_MAX"); 514} 515 516static void 517setvxlan_dev(if_ctx *ctx, const char *arg, int dummy __unused) 518{ 519 struct ifvxlancmd cmd; 520 521 if (!vxlan_exists(ctx)) { 522 params.vxlp_with |= VXLAN_PARAM_WITH_MULTICAST_IF; 523 strlcpy(params.vxlp_mc_ifname, arg, 524 sizeof(params.vxlp_mc_ifname)); 525 return; 526 } 527 528 bzero(&cmd, sizeof(cmd)); 529 strlcpy(cmd.vxlcmd_ifname, arg, sizeof(cmd.vxlcmd_ifname)); 530 531 if (do_cmd(ctx, VXLAN_CMD_SET_MULTICAST_IF, &cmd, sizeof(cmd), 1) < 0) 532 err(1, "VXLAN_CMD_SET_MULTICAST_IF"); 533} 534 535static void 536setvxlan_ttl(if_ctx *ctx, const char *arg, int dummy __unused) 537{ 538 struct ifvxlancmd cmd; 539 u_long val; 540 541 if (get_val(arg, &val) < 0 || val > 256) 542 errx(1, "invalid TTL value: %s", arg); 543 544 if (!vxlan_exists(ctx)) { 545 params.vxlp_with |= VXLAN_PARAM_WITH_TTL; 546 params.vxlp_ttl = val; 547 return; 548 } 549 550 bzero(&cmd, sizeof(cmd)); 551 cmd.vxlcmd_ttl = val; 552 553 if (do_cmd(ctx, VXLAN_CMD_SET_TTL, &cmd, sizeof(cmd), 1) < 0) 554 err(1, "VXLAN_CMD_SET_TTL"); 555} 556 557static void 558setvxlan_learn(if_ctx *ctx, const char *arg __unused, int d) 559{ 560 struct ifvxlancmd cmd; 561 562 if (!vxlan_exists(ctx)) { 563 params.vxlp_with |= VXLAN_PARAM_WITH_LEARN; 564 params.vxlp_learn = d; 565 return; 566 } 567 568 bzero(&cmd, sizeof(cmd)); 569 if (d != 0) 570 cmd.vxlcmd_flags |= VXLAN_CMD_FLAG_LEARN; 571 572 if (do_cmd(ctx, VXLAN_CMD_SET_LEARN, &cmd, sizeof(cmd), 1) < 0) 573 err(1, "VXLAN_CMD_SET_LEARN"); 574} 575 576static void 577setvxlan_flush(if_ctx *ctx, const char *val __unused, int d) 578{ 579 struct ifvxlancmd cmd; 580 581 bzero(&cmd, sizeof(cmd)); 582 if (d != 0) 583 cmd.vxlcmd_flags |= VXLAN_CMD_FLAG_FLUSH_ALL; 584 585 if (do_cmd(ctx, VXLAN_CMD_FLUSH, &cmd, sizeof(cmd), 1) < 0) 586 err(1, "VXLAN_CMD_FLUSH"); 587} 588 589static struct cmd vxlan_cmds[] = { 590 591 DEF_CLONE_CMD_ARG("vni", setvxlan_vni), 592 DEF_CLONE_CMD_ARG("vxlanid", setvxlan_vni), 593 DEF_CLONE_CMD_ARG("vxlanlocal", setvxlan_local), 594 DEF_CLONE_CMD_ARG("vxlanremote", setvxlan_remote), 595 DEF_CLONE_CMD_ARG("vxlangroup", setvxlan_group), 596 DEF_CLONE_CMD_ARG("vxlanlocalport", setvxlan_local_port), 597 DEF_CLONE_CMD_ARG("vxlanremoteport", setvxlan_remote_port), 598 DEF_CLONE_CMD_ARG2("vxlanportrange", setvxlan_port_range), 599 DEF_CLONE_CMD_ARG("vxlantimeout", setvxlan_timeout), 600 DEF_CLONE_CMD_ARG("vxlanmaxaddr", setvxlan_maxaddr), 601 DEF_CLONE_CMD_ARG("vxlandev", setvxlan_dev), 602 DEF_CLONE_CMD_ARG("vxlanttl", setvxlan_ttl), 603 DEF_CLONE_CMD("vxlanlearn", 1, setvxlan_learn), 604 DEF_CLONE_CMD("-vxlanlearn", 0, setvxlan_learn), 605 606 DEF_CMD_ARG("vni", setvxlan_vni), 607 DEF_CMD_ARG("vxlanid", setvxlan_vni), 608 DEF_CMD_ARG("vxlanlocal", setvxlan_local), 609 DEF_CMD_ARG("vxlanremote", setvxlan_remote), 610 DEF_CMD_ARG("vxlangroup", setvxlan_group), 611 DEF_CMD_ARG("vxlanlocalport", setvxlan_local_port), 612 DEF_CMD_ARG("vxlanremoteport", setvxlan_remote_port), 613 DEF_CMD_ARG2("vxlanportrange", setvxlan_port_range), 614 DEF_CMD_ARG("vxlantimeout", setvxlan_timeout), 615 DEF_CMD_ARG("vxlanmaxaddr", setvxlan_maxaddr), 616 DEF_CMD_ARG("vxlandev", setvxlan_dev), 617 DEF_CMD_ARG("vxlanttl", setvxlan_ttl), 618 DEF_CMD("vxlanlearn", 1, setvxlan_learn), 619 DEF_CMD("-vxlanlearn", 0, setvxlan_learn), 620 621 DEF_CMD("vxlanflush", 0, setvxlan_flush), 622 DEF_CMD("vxlanflushall", 1, setvxlan_flush), 623 624 DEF_CMD("vxlanhwcsum", IFCAP_VXLAN_HWCSUM, setifcap), 625 DEF_CMD("-vxlanhwcsum", IFCAP_VXLAN_HWCSUM, clearifcap), 626 DEF_CMD("vxlanhwtso", IFCAP_VXLAN_HWTSO, setifcap), 627 DEF_CMD("-vxlanhwtso", IFCAP_VXLAN_HWTSO, clearifcap), 628}; 629 630static struct afswtch af_vxlan = { 631 .af_name = "af_vxlan", 632 .af_af = AF_UNSPEC, 633 .af_other_status = vxlan_status, 634}; 635 636static __constructor void 637vxlan_ctor(void) 638{ 639 size_t i; 640 641 for (i = 0; i < nitems(vxlan_cmds); i++) 642 cmd_register(&vxlan_cmds[i]); 643 af_register(&af_vxlan); 644 clone_setdefcallback_prefix("vxlan", vxlan_create); 645} 646