Alexander Couzens | 412bc34 | 2020-11-19 05:24:37 +0100 | [diff] [blame] | 1 | /*! \file gprs_ns2_vty.c |
| 2 | * VTY interface for our GPRS Networks Service (NS) implementation. */ |
| 3 | |
| 4 | /* (C) 2020 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de> |
| 5 | * Author: Alexander Couzens <lynxis@fe80.eu> |
| 6 | * |
| 7 | * All Rights Reserved |
| 8 | * |
| 9 | * SPDX-License-Identifier: GPL-2.0+ |
| 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | #include <stdlib.h> |
| 27 | #include <unistd.h> |
| 28 | #include <errno.h> |
| 29 | #include <stdint.h> |
| 30 | |
| 31 | #include <arpa/inet.h> |
| 32 | #include <net/if.h> |
| 33 | |
| 34 | #include <osmocom/core/byteswap.h> |
| 35 | #include <osmocom/core/fsm.h> |
| 36 | #include <osmocom/core/linuxlist.h> |
| 37 | #include <osmocom/core/msgb.h> |
| 38 | #include <osmocom/core/rate_ctr.h> |
| 39 | #include <osmocom/core/select.h> |
| 40 | #include <osmocom/core/talloc.h> |
| 41 | #include <osmocom/core/sockaddr_str.h> |
| 42 | #include <osmocom/core/socket.h> |
| 43 | #include <osmocom/gprs/frame_relay.h> |
| 44 | #include <osmocom/gprs/gprs_ns2.h> |
| 45 | #include <osmocom/gsm/tlv.h> |
| 46 | #include <osmocom/vty/command.h> |
| 47 | #include <osmocom/vty/logging.h> |
| 48 | #include <osmocom/vty/misc.h> |
| 49 | #include <osmocom/vty/telnet_interface.h> |
| 50 | #include <osmocom/vty/vty.h> |
| 51 | |
| 52 | #include "gprs_ns2_internal.h" |
| 53 | |
| 54 | #define SHOW_NS_STR "Display information about the NS protocol\n" |
| 55 | #define NSVCI_STR "NS Virtual Connection ID (NS-VCI)\n" |
| 56 | #define DLCI_STR "Data Link connection identifier\n" |
| 57 | |
| 58 | static struct gprs_ns2_inst *vty_nsi = NULL; |
| 59 | static struct osmo_fr_network *vty_fr_network = NULL; |
| 60 | static struct llist_head binds; |
| 61 | |
| 62 | struct vty_bind { |
| 63 | struct llist_head list; |
| 64 | const char *name; |
| 65 | enum gprs_ns2_ll ll; |
| 66 | int dscp; |
| 67 | bool accept_ipaccess; |
| 68 | bool accept_sns; |
| 69 | }; |
| 70 | |
| 71 | /* TODO: this should into osmo timer */ |
| 72 | static const struct value_string gprs_ns_timer_strs[] = { |
| 73 | { 0, "tns-block" }, |
| 74 | { 1, "tns-block-retries" }, |
| 75 | { 2, "tns-reset" }, |
| 76 | { 3, "tns-reset-retries" }, |
| 77 | { 4, "tns-test" }, |
| 78 | { 5, "tns-alive" }, |
| 79 | { 6, "tns-alive-retries" }, |
| 80 | { 7, "tsns-prov" }, |
| 81 | { 8, "tsns-size-retries" }, |
| 82 | { 9, "tsns-config-retries" }, |
| 83 | { 0, NULL } |
| 84 | }; |
| 85 | |
| 86 | const struct value_string vty_fr_role_names[] = { |
| 87 | { FR_ROLE_USER_EQUIPMENT, "fr" }, |
| 88 | { FR_ROLE_NETWORK_EQUIPMENT, "frnet" }, |
| 89 | { 0, NULL } |
| 90 | }; |
| 91 | |
| 92 | const struct value_string vty_ll_names[] = { |
| 93 | { GPRS_NS2_LL_FR, "fr" }, |
| 94 | { GPRS_NS2_LL_FR_GRE, "frgre" }, |
| 95 | { GPRS_NS2_LL_UDP, "udp" }, |
| 96 | { 0, NULL } |
| 97 | }; |
| 98 | |
| 99 | static struct vty_bind *vty_bind_by_name(const char *name) |
| 100 | { |
| 101 | struct vty_bind *vbind; |
| 102 | llist_for_each_entry(vbind, &binds, list) { |
| 103 | if (!strncmp(vbind->name, name, strlen(vbind->name))) |
| 104 | return vbind; |
| 105 | } |
| 106 | return NULL; |
| 107 | } |
| 108 | |
| 109 | static struct vty_bind *vty_bind_alloc(const char *name) |
| 110 | { |
Alexander Couzens | f737535 | 2021-01-01 17:24:57 +0100 | [diff] [blame] | 111 | struct vty_bind *vbind = talloc_zero(vty_nsi, struct vty_bind); |
Alexander Couzens | 412bc34 | 2020-11-19 05:24:37 +0100 | [diff] [blame] | 112 | if (!vbind) |
| 113 | return NULL; |
| 114 | |
| 115 | vbind->name = talloc_strdup(vty_nsi, name); |
| 116 | if (!vbind->name) { |
| 117 | talloc_free(vbind); |
| 118 | return NULL; |
| 119 | } |
| 120 | |
| 121 | llist_add(&vbind->list, &binds); |
| 122 | return vbind; |
| 123 | } |
| 124 | |
| 125 | static void vty_bind_free(struct vty_bind *vbind) |
| 126 | { |
| 127 | if (!vbind) |
| 128 | return; |
| 129 | |
| 130 | llist_del(&vbind->list); |
| 131 | } |
| 132 | |
| 133 | static struct cmd_node ns_node = { |
| 134 | L_NS_NODE, |
| 135 | "%s(config-ns)# ", |
| 136 | 1, |
| 137 | }; |
| 138 | |
| 139 | DEFUN(cfg_ns, cfg_ns_cmd, |
| 140 | "ns", |
| 141 | "Configure the GPRS Network Service") |
| 142 | { |
| 143 | vty->node = L_NS_NODE; |
| 144 | return CMD_SUCCESS; |
| 145 | } |
| 146 | |
| 147 | DEFUN(cfg_ns_timer, cfg_ns_timer_cmd, |
| 148 | "timer " NS_TIMERS " <0-65535>", |
| 149 | "Network Service Timer\n" |
| 150 | NS_TIMERS_HELP "Timer Value\n") |
| 151 | { |
| 152 | int idx = get_string_value(gprs_ns_timer_strs, argv[0]); |
| 153 | int val = atoi(argv[1]); |
| 154 | |
| 155 | if (idx < 0 || idx >= ARRAY_SIZE(vty_nsi->timeout)) |
| 156 | return CMD_WARNING; |
| 157 | |
| 158 | vty_nsi->timeout[idx] = val; |
| 159 | |
| 160 | return CMD_SUCCESS; |
| 161 | } |
| 162 | |
| 163 | DEFUN(cfg_ns_nsei, cfg_ns_nsei_cmd, |
| 164 | "nse <0-65535>", |
| 165 | "Persistent NS Entity\n" |
| 166 | "NS Entity ID (NSEI)\n" |
| 167 | ) |
| 168 | { |
| 169 | struct gprs_ns2_nse *nse; |
| 170 | uint16_t nsei = atoi(argv[0]); |
| 171 | |
| 172 | nse = gprs_ns2_nse_by_nsei(vty_nsi, nsei); |
| 173 | if (!nse) { |
| 174 | nse = gprs_ns2_create_nse(vty_nsi, nsei, GPRS_NS2_LL_UNDEF, NS2_DIALECT_UNDEF); |
| 175 | if (!nse) { |
| 176 | vty_out(vty, "Failed to create NSE!%s", VTY_NEWLINE); |
| 177 | return CMD_ERR_INCOMPLETE; |
| 178 | } |
| 179 | nse->persistent = true; |
| 180 | } |
| 181 | |
| 182 | if (!nse->persistent) { |
| 183 | /* TODO: should the dynamic NSE removed? */ |
| 184 | vty_out(vty, "A dynamic NSE with the specified NSEI already exists%s", VTY_NEWLINE); |
| 185 | return CMD_ERR_INCOMPLETE; |
| 186 | } |
| 187 | |
| 188 | vty->node = L_NS_NSE_NODE; |
| 189 | vty->index = nse; |
| 190 | |
| 191 | return CMD_SUCCESS; |
| 192 | } |
| 193 | |
| 194 | DEFUN(cfg_no_ns_nsei, cfg_no_ns_nsei_cmd, |
| 195 | "no nse <0-65535>", |
| 196 | NO_STR |
| 197 | "Delete a Persistent NS Entity\n" |
| 198 | "NS Entity ID (NSEI)\n" |
| 199 | ) |
| 200 | { |
| 201 | struct gprs_ns2_nse *nse; |
| 202 | uint16_t nsei = atoi(argv[0]); |
| 203 | |
| 204 | nse = gprs_ns2_nse_by_nsei(vty_nsi, nsei); |
| 205 | if (!nse) { |
| 206 | vty_out(vty, "Can not find NS Entity %s%s", argv[0], VTY_NEWLINE); |
| 207 | return CMD_ERR_NOTHING_TODO; |
| 208 | } |
| 209 | |
| 210 | if (!nse->persistent) { |
| 211 | vty_out(vty, "Ignoring non-persistent NS Entity%s", VTY_NEWLINE); |
| 212 | return CMD_WARNING; |
| 213 | } |
| 214 | |
| 215 | vty_out(vty, "Deleting NS Entity %u%s", nse->nsei, VTY_NEWLINE); |
| 216 | gprs_ns2_free_nse(nse); |
| 217 | return CMD_SUCCESS; |
| 218 | } |
| 219 | |
| 220 | /* TODO: add fr/gre */ |
| 221 | DEFUN(cfg_ns_bind, cfg_ns_bind_cmd, |
| 222 | "bind (fr|udp) ID", |
| 223 | "Binding\n" |
| 224 | "Frame Relay\n" "UDP/IP\n" |
| 225 | "a unique identifier for this bind to reference NS-VCs\n" |
| 226 | ) |
| 227 | { |
| 228 | const char *nstype = argv[0]; |
| 229 | const char *name = argv[1]; |
| 230 | struct vty_bind *vbind; |
| 231 | enum gprs_ns2_ll ll; |
| 232 | int rc; |
| 233 | |
| 234 | rc = get_string_value(vty_ll_names, nstype); |
| 235 | if (rc < 0) |
| 236 | return CMD_WARNING; |
| 237 | ll = (enum gprs_ns2_ll) rc; |
| 238 | |
| 239 | if (!osmo_identifier_valid(name)) { |
| 240 | vty_out(vty, "Invalid ID. The ID should be only alphanumeric.%s", VTY_NEWLINE); |
| 241 | return CMD_WARNING; |
| 242 | } |
| 243 | |
| 244 | vbind = vty_bind_by_name(name); |
| 245 | if (vbind) { |
| 246 | if (vbind->ll != ll) { |
| 247 | vty_out(vty, "A bind with the specified ID already exists with a different type (fr|frgre|udp)!%s", |
| 248 | VTY_NEWLINE); |
| 249 | return CMD_WARNING; |
| 250 | } |
| 251 | } else { |
| 252 | vbind = vty_bind_alloc(name); |
| 253 | if (!vbind) { |
| 254 | vty_out(vty, "Can not create bind - out of memory%s", VTY_NEWLINE); |
| 255 | return CMD_WARNING; |
| 256 | } |
| 257 | vbind->ll = ll; |
| 258 | } |
| 259 | |
| 260 | vty->index = vbind; |
| 261 | vty->node = L_NS_BIND_NODE; |
| 262 | |
| 263 | return CMD_SUCCESS; |
| 264 | } |
| 265 | |
| 266 | DEFUN(cfg_no_ns_bind, cfg_no_ns_bind_cmd, |
| 267 | "no bind ID", |
| 268 | NO_STR |
| 269 | "Delete a binding\n" |
| 270 | "a unique identifier for this bind to reference NS-VCs\n" |
| 271 | ) |
| 272 | { |
| 273 | struct vty_bind *vbind; |
| 274 | struct gprs_ns2_vc_bind *bind; |
| 275 | const char *name = argv[0]; |
| 276 | |
| 277 | vbind = vty_bind_by_name(name); |
| 278 | if (!vbind) { |
| 279 | vty_out(vty, "bind %s does not exist!%s", name, VTY_NEWLINE); |
| 280 | return CMD_WARNING; |
| 281 | } |
| 282 | vty_bind_free(vbind); |
| 283 | bind = gprs_ns2_bind_by_name(vty_nsi, name); |
| 284 | if (bind) |
| 285 | bind->driver->free_bind(bind); |
| 286 | return CMD_SUCCESS; |
| 287 | } |
| 288 | |
| 289 | |
| 290 | static void config_write_vbind(struct vty *vty, struct vty_bind *vbind) |
| 291 | { |
| 292 | struct gprs_ns2_vc_bind *bind; |
| 293 | const struct osmo_sockaddr *addr; |
| 294 | struct osmo_sockaddr_str addr_str; |
| 295 | const char *netif, *frrole_str, *llstr; |
| 296 | enum osmo_fr_role frrole; |
| 297 | |
| 298 | llstr = get_value_string_or_null(vty_ll_names, vbind->ll); |
| 299 | if (!llstr) |
| 300 | return; |
| 301 | vty_out(vty, " bind %s %s%s", llstr, vbind->name, VTY_NEWLINE); |
| 302 | |
| 303 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 304 | switch (vbind->ll) { |
| 305 | case GPRS_NS2_LL_FR: |
| 306 | if (bind) { |
| 307 | netif = gprs_ns2_fr_bind_netif(bind); |
| 308 | if (!netif) |
| 309 | return; |
| 310 | frrole = gprs_ns2_fr_bind_role(bind); |
| 311 | if ((int) frrole == -1) |
| 312 | return; |
| 313 | frrole_str = get_value_string_or_null(vty_fr_role_names, frrole); |
| 314 | if (netif && frrole_str) |
| 315 | vty_out(vty, " fr %s %s%s", netif, frrole_str, VTY_NEWLINE); |
| 316 | } |
| 317 | break; |
| 318 | case GPRS_NS2_LL_UDP: |
| 319 | if (bind) { |
| 320 | addr = gprs_ns2_ip_bind_sockaddr(bind); |
| 321 | if (!osmo_sockaddr_str_from_sockaddr(&addr_str, &addr->u.sas)) { |
| 322 | vty_out(vty, " listen %s %u%s", addr_str.ip, addr_str.port, |
| 323 | VTY_NEWLINE); |
| 324 | } |
| 325 | } |
| 326 | if (vbind->accept_ipaccess) |
| 327 | vty_out(vty, " accept-ipaccess%s", VTY_NEWLINE); |
| 328 | if (vbind->dscp) |
| 329 | vty_out(vty, " dscp %u%s", vbind->dscp, VTY_NEWLINE); |
| 330 | break; |
| 331 | default: |
| 332 | return; |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | static void config_write_nsvc(struct vty *vty, const struct gprs_ns2_vc *nsvc) |
| 337 | { |
| 338 | const char *netif; |
| 339 | uint16_t dlci; |
| 340 | const struct osmo_sockaddr *addr; |
| 341 | struct osmo_sockaddr_str addr_str; |
| 342 | |
| 343 | switch (nsvc->nse->ll) { |
| 344 | case GPRS_NS2_LL_UNDEF: |
| 345 | break; |
| 346 | case GPRS_NS2_LL_UDP: |
| 347 | switch (nsvc->nse->dialect) { |
| 348 | case NS2_DIALECT_IPACCESS: |
| 349 | addr = gprs_ns2_ip_vc_remote(nsvc); |
| 350 | if (!addr) |
| 351 | break; |
| 352 | if (osmo_sockaddr_str_from_sockaddr(&addr_str, &addr->u.sas)) |
| 353 | break; |
| 354 | vty_out(vty, " nsvc ipa %s %s %u nsvci %u%s", |
| 355 | nsvc->bind->name, addr_str.ip, addr_str.port, |
| 356 | nsvc->nsvci, VTY_NEWLINE); |
| 357 | break; |
| 358 | case NS2_DIALECT_STATIC_ALIVE: |
| 359 | addr = gprs_ns2_ip_vc_remote(nsvc); |
| 360 | if (!addr) |
| 361 | break; |
| 362 | if (osmo_sockaddr_str_from_sockaddr(&addr_str, &addr->u.sas)) |
| 363 | break; |
| 364 | vty_out(vty, " nsvc udp %s %s %u%s", |
| 365 | nsvc->bind->name, addr_str.ip, addr_str.port, VTY_NEWLINE); |
| 366 | break; |
| 367 | default: |
| 368 | break; |
| 369 | } |
| 370 | break; |
| 371 | case GPRS_NS2_LL_FR: |
| 372 | netif = gprs_ns2_fr_bind_netif(nsvc->bind); |
| 373 | if (!netif) |
| 374 | break; |
| 375 | dlci = gprs_ns2_fr_nsvc_dlci(nsvc); |
| 376 | if (!dlci) |
| 377 | break; |
| 378 | OSMO_ASSERT(nsvc->nsvci_is_valid); |
| 379 | vty_out(vty, " nsvc fr %s dlci %u nsvci %u%s", |
| 380 | netif, dlci, nsvc->nsvci, VTY_NEWLINE); |
| 381 | break; |
| 382 | case GPRS_NS2_LL_FR_GRE: |
| 383 | break; |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | static void _config_write_ns_nse(struct vty *vty, struct gprs_ns2_nse *nse) |
| 388 | { |
| 389 | struct gprs_ns2_vc *nsvc; |
| 390 | |
| 391 | vty_out(vty, " nse %u%s", nse->nsei, VTY_NEWLINE); |
| 392 | switch (nse->dialect) { |
| 393 | case NS2_DIALECT_SNS: |
| 394 | gprs_ns2_sns_write_vty(vty, nse); |
| 395 | break; |
| 396 | default: |
| 397 | llist_for_each_entry(nsvc, &nse->nsvc, list) { |
| 398 | config_write_nsvc(vty, nsvc); |
| 399 | } |
| 400 | break; |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | static int config_write_ns(struct vty *vty) |
| 405 | { |
| 406 | unsigned int i; |
| 407 | |
| 408 | vty_out(vty, "ns%s", VTY_NEWLINE); |
| 409 | |
| 410 | for (i = 0; i < ARRAY_SIZE(vty_nsi->timeout); i++) |
| 411 | vty_out(vty, " timer %s %u%s", |
| 412 | get_value_string(gprs_ns_timer_strs, i), |
| 413 | vty_nsi->timeout[i], VTY_NEWLINE); |
| 414 | |
| 415 | return 0; |
| 416 | } |
| 417 | |
| 418 | static int config_write_ns_nse(struct vty *vty) |
| 419 | { |
| 420 | struct gprs_ns2_nse *nse; |
| 421 | |
| 422 | llist_for_each_entry(nse, &vty_nsi->nse, list) { |
| 423 | if (!nse->persistent) |
| 424 | continue; |
| 425 | |
| 426 | _config_write_ns_nse(vty, nse); |
| 427 | } |
| 428 | |
| 429 | return 0; |
| 430 | } |
| 431 | |
| 432 | static int config_write_ns_bind(struct vty *vty) |
| 433 | { |
| 434 | struct vty_bind *vbind; |
| 435 | |
| 436 | llist_for_each_entry(vbind, &binds, list) { |
| 437 | config_write_vbind(vty, vbind); |
| 438 | } |
| 439 | |
| 440 | return 0; |
| 441 | } |
| 442 | |
| 443 | static struct cmd_node ns_bind_node = { |
| 444 | L_NS_BIND_NODE, |
| 445 | "%s(config-ns-bind)# ", |
| 446 | 1, |
| 447 | }; |
| 448 | |
| 449 | DEFUN(cfg_ns_bind_listen, cfg_ns_bind_listen_cmd, |
| 450 | "listen " VTY_IPV46_CMD " <1-65535>", |
| 451 | "Binding\n" |
| 452 | "IPv4 Address\n" "IPv6 Address\n" |
| 453 | "Port\n" |
| 454 | ) |
| 455 | { |
| 456 | struct vty_bind *vbind = vty->index; |
| 457 | struct gprs_ns2_vc_bind *bind; |
| 458 | |
| 459 | const char *addr_str = argv[0]; |
| 460 | unsigned int port = atoi(argv[1]); |
| 461 | struct osmo_sockaddr_str sockaddr_str; |
| 462 | struct osmo_sockaddr sockaddr; |
| 463 | |
| 464 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 465 | vty_out(vty, "listen can be only used with UDP bind%s", |
| 466 | VTY_NEWLINE); |
| 467 | return CMD_WARNING; |
| 468 | } |
| 469 | |
| 470 | if (osmo_sockaddr_str_from_str(&sockaddr_str, addr_str, port)) { |
| 471 | vty_out(vty, "Can not parse the Address %s %s%s", argv[0], argv[1], VTY_NEWLINE); |
| 472 | return CMD_WARNING; |
| 473 | } |
| 474 | osmo_sockaddr_str_to_sockaddr(&sockaddr_str, &sockaddr.u.sas); |
| 475 | if (gprs_ns2_ip_bind_by_sockaddr(vty_nsi, &sockaddr)) { |
| 476 | vty_out(vty, "A bind with the specified address already exists!%s", VTY_NEWLINE); |
| 477 | return CMD_WARNING; |
| 478 | } |
| 479 | |
| 480 | if (gprs_ns2_ip_bind(vty_nsi, vbind->name, &sockaddr, vbind->dscp, &bind) != 0) { |
| 481 | vty_out(vty, "Failed to create the bind!%s", VTY_NEWLINE); |
| 482 | return CMD_WARNING; |
| 483 | } |
| 484 | |
| 485 | bind->accept_ipaccess = vbind->accept_ipaccess; |
| 486 | bind->accept_sns = vbind->accept_sns; |
| 487 | |
| 488 | return CMD_SUCCESS; |
| 489 | } |
| 490 | |
| 491 | DEFUN(cfg_no_ns_bind_listen, cfg_no_ns_bind_listen_cmd, |
| 492 | "no listen", |
| 493 | NO_STR |
| 494 | "Delete a IP/Port assignment\n" |
| 495 | ) |
| 496 | { |
| 497 | struct vty_bind *vbind = vty->index; |
| 498 | struct gprs_ns2_vc_bind *bind; |
| 499 | |
| 500 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 501 | vty_out(vty, "no listen can be only used with UDP bind%s", VTY_NEWLINE); |
| 502 | return CMD_WARNING; |
| 503 | } |
| 504 | |
| 505 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 506 | if (!bind) |
| 507 | return CMD_ERR_NOTHING_TODO; |
| 508 | |
| 509 | OSMO_ASSERT(bind->ll != GPRS_NS2_LL_UDP); |
| 510 | bind->driver->free_bind(bind); |
| 511 | return CMD_SUCCESS; |
| 512 | } |
| 513 | |
| 514 | DEFUN(cfg_ns_bind_dscp, cfg_ns_bind_dscp_cmd, |
| 515 | "dscp <0-255>", |
| 516 | "Set DSCP/TOS on the UDP socket\n" "DSCP Value\n") |
| 517 | { |
| 518 | struct vty_bind *vbind = vty->index; |
| 519 | struct gprs_ns2_vc_bind *bind; |
| 520 | uint16_t dscp = atoi(argv[0]); |
| 521 | |
| 522 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 523 | vty_out(vty, "dscp can be only used with UDP bind%s", |
| 524 | VTY_NEWLINE); |
| 525 | return CMD_WARNING; |
| 526 | } |
| 527 | |
| 528 | vbind->dscp = dscp; |
| 529 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 530 | if (bind) |
| 531 | gprs_ns2_ip_bind_set_dscp(bind, dscp); |
| 532 | |
| 533 | return CMD_SUCCESS; |
| 534 | } |
| 535 | |
| 536 | DEFUN(cfg_no_ns_bind_dscp, cfg_no_ns_bind_dscp_cmd, |
| 537 | "no dscp", |
| 538 | "Set DSCP/TOS on the UDP socket\n" "DSCP Value\n") |
| 539 | { |
| 540 | struct vty_bind *vbind = vty->index; |
| 541 | struct gprs_ns2_vc_bind *bind; |
| 542 | uint16_t dscp = 0; |
| 543 | |
| 544 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 545 | vty_out(vty, "dscp can be only used with UDP bind%s", |
| 546 | VTY_NEWLINE); |
| 547 | return CMD_WARNING; |
| 548 | } |
| 549 | |
| 550 | vbind->dscp = dscp; |
| 551 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 552 | if (bind) |
| 553 | gprs_ns2_ip_bind_set_dscp(bind, dscp); |
| 554 | |
| 555 | return CMD_SUCCESS; |
| 556 | } |
| 557 | |
| 558 | DEFUN(cfg_ns_bind_ipaccess, cfg_ns_bind_ipaccess_cmd, |
| 559 | "accept-ipaccess", |
| 560 | "Allow to create dynamic NS Entity by NS Reset PDU on UDP (ip.access style)\n" |
| 561 | ) |
| 562 | { |
| 563 | struct vty_bind *vbind = vty->index; |
| 564 | struct gprs_ns2_vc_bind *bind; |
| 565 | |
| 566 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 567 | vty_out(vty, "accept-ipaccess can be only used with UDP bind%s", |
| 568 | VTY_NEWLINE); |
| 569 | return CMD_WARNING; |
| 570 | } |
| 571 | |
| 572 | vbind->accept_ipaccess = true; |
| 573 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 574 | if (bind) |
| 575 | bind->accept_ipaccess = true; |
| 576 | |
| 577 | return CMD_SUCCESS; |
| 578 | } |
| 579 | |
| 580 | DEFUN(cfg_no_ns_bind_ipaccess, cfg_no_ns_bind_ipaccess_cmd, |
| 581 | "no accept-ipaccess", |
| 582 | NO_STR |
| 583 | "Reject NS Reset PDU on UDP (ip.access style)\n" |
| 584 | ) |
| 585 | { |
| 586 | struct vty_bind *vbind = vty->index; |
| 587 | struct gprs_ns2_vc_bind *bind; |
| 588 | |
| 589 | if (vbind->ll != GPRS_NS2_LL_UDP) { |
| 590 | vty_out(vty, "no accept-ipaccess can be only used with UDP bind%s", |
| 591 | VTY_NEWLINE); |
| 592 | return CMD_WARNING; |
| 593 | } |
| 594 | |
| 595 | vbind->accept_ipaccess = false; |
| 596 | bind = gprs_ns2_bind_by_name(vty_nsi, vbind->name); |
| 597 | if (bind) |
| 598 | bind->accept_ipaccess = false; |
| 599 | |
| 600 | return CMD_SUCCESS; |
| 601 | } |
| 602 | |
| 603 | |
| 604 | DEFUN(cfg_ns_bind_fr, cfg_ns_bind_fr_cmd, |
| 605 | "fr NETIF (fr|frnet)", |
| 606 | "frame relay\n" |
| 607 | IFNAME_STR |
| 608 | "fr (user) is used by BSS or SGSN attached to UNI of a FR network\n" |
| 609 | "frnet (network) is used by SGSN if BSS is directly attached\n" |
| 610 | ) |
| 611 | { |
| 612 | struct vty_bind *vbind = vty->index; |
| 613 | struct gprs_ns2_vc_bind *bind; |
| 614 | const char *netif = argv[0]; |
| 615 | const char *role = argv[1]; |
| 616 | |
| 617 | int rc = 0; |
| 618 | enum osmo_fr_role frrole; |
| 619 | |
| 620 | if (vbind->ll != GPRS_NS2_LL_FR) { |
| 621 | vty_out(vty, "fr can be only used with frame relay bind%s", VTY_NEWLINE); |
| 622 | return CMD_WARNING; |
| 623 | } |
| 624 | |
| 625 | if (!strcmp(role, "fr")) |
| 626 | frrole = FR_ROLE_USER_EQUIPMENT; |
| 627 | else if (!strcmp(role, "frnet")) |
| 628 | frrole = FR_ROLE_NETWORK_EQUIPMENT; |
| 629 | else |
| 630 | return CMD_WARNING; |
| 631 | |
| 632 | bind = gprs_ns2_fr_bind_by_netif(vty_nsi, netif); |
| 633 | if (bind) { |
| 634 | vty_out(vty, "Interface %s already used.%s", netif, VTY_NEWLINE); |
| 635 | return CMD_WARNING; |
| 636 | } |
| 637 | |
| 638 | rc = gprs_ns2_fr_bind(vty_nsi, vbind->name, netif, vty_fr_network, frrole, &bind); |
| 639 | if (rc < 0) { |
| 640 | LOGP(DLNS, LOGL_ERROR, "Failed to bind interface %s on fr. Err: %d\n", netif, rc); |
| 641 | return CMD_WARNING; |
| 642 | } |
| 643 | |
| 644 | return CMD_SUCCESS; |
| 645 | } |
| 646 | |
| 647 | DEFUN(cfg_no_ns_bind_fr, cfg_no_ns_bind_fr_cmd, |
| 648 | "no fr NETIF", |
| 649 | NO_STR |
| 650 | "Delete a frame relay link\n" |
| 651 | "Delete a frame relay link\n" |
| 652 | IFNAME_STR |
| 653 | ) |
| 654 | { |
| 655 | struct vty_bind *vbind = vty->index; |
| 656 | struct gprs_ns2_vc_bind *bind; |
| 657 | const char *netif = argv[0]; |
| 658 | |
| 659 | if (vbind->ll != GPRS_NS2_LL_FR) { |
| 660 | vty_out(vty, "fr can be only used with frame relay bind%s", |
| 661 | VTY_NEWLINE); |
| 662 | return CMD_WARNING; |
| 663 | } |
| 664 | |
| 665 | bind = gprs_ns2_fr_bind_by_netif(vty_nsi, netif); |
| 666 | if (!bind) { |
| 667 | vty_out(vty, "Interface not found.%s", VTY_NEWLINE); |
| 668 | return CMD_WARNING; |
| 669 | } |
| 670 | |
| 671 | if (strcmp(bind->name, vbind->name)) { |
| 672 | vty_out(vty, "The specified interface is not bound to this bind.%s", VTY_NEWLINE); |
| 673 | return CMD_WARNING; |
| 674 | } |
| 675 | |
| 676 | bind->driver->free_bind(bind); |
| 677 | return CMD_SUCCESS; |
| 678 | } |
| 679 | |
| 680 | |
| 681 | static struct cmd_node ns_nse_node = { |
| 682 | L_NS_NSE_NODE, |
| 683 | "%s(config-ns-nse)# ", |
| 684 | 1, |
| 685 | }; |
| 686 | |
| 687 | DEFUN(cfg_ns_nse_nsvc_fr, cfg_ns_nse_nsvc_fr_cmd, |
| 688 | "nsvc fr NETIF dlci <16-1007> nsvci <0-65535>", |
| 689 | "NS Virtual Connection\n" |
| 690 | "frame relay\n" |
| 691 | "frame relay interface. Must be registered via fr vty\n" |
| 692 | NSVCI_STR |
| 693 | NSVCI_STR |
| 694 | DLCI_STR |
| 695 | DLCI_STR |
| 696 | ) |
| 697 | { |
| 698 | struct gprs_ns2_vc_bind *bind; |
| 699 | struct gprs_ns2_vc *nsvc; |
| 700 | struct gprs_ns2_nse *nse = vty->index; |
| 701 | const char *netif = argv[0]; |
| 702 | uint16_t dlci = atoi(argv[1]); |
| 703 | uint16_t nsvci = atoi(argv[2]); |
| 704 | bool dialect_modified = false; |
| 705 | bool ll_modified = false; |
| 706 | |
| 707 | if (nse->ll != GPRS_NS2_LL_FR && nse->ll != GPRS_NS2_LL_UNDEF) { |
| 708 | vty_out(vty, "Can not mix NS-VC with different link layer%s", VTY_NEWLINE); |
| 709 | goto err; |
| 710 | } |
| 711 | |
| 712 | if (nse->dialect != NS2_DIALECT_STATIC_RESETBLOCK && nse->dialect != NS2_DIALECT_UNDEF) { |
| 713 | vty_out(vty, "Can not mix NS-VC with different dialects%s", VTY_NEWLINE); |
| 714 | goto err; |
| 715 | } |
| 716 | |
| 717 | if (nse->ll == GPRS_NS2_LL_UNDEF) { |
| 718 | nse->ll = GPRS_NS2_LL_FR; |
| 719 | ll_modified = true; |
| 720 | } |
| 721 | |
| 722 | if (nse->dialect == NS2_DIALECT_UNDEF) { |
| 723 | nse->dialect = NS2_DIALECT_STATIC_RESETBLOCK; |
| 724 | dialect_modified = true; |
| 725 | } |
| 726 | |
| 727 | |
| 728 | bind = gprs_ns2_fr_bind_by_netif(vty_nsi, netif); |
| 729 | if (!bind) { |
| 730 | vty_out(vty, "Can not find fr interface \"%s\". Please configure it via fr vty.%s", |
| 731 | netif, VTY_NEWLINE); |
| 732 | goto err; |
| 733 | } |
| 734 | |
| 735 | if (gprs_ns2_fr_nsvc_by_dlci(bind, dlci)) { |
| 736 | vty_out(vty, "A NS-VC with the specified DLCI already exist!%s", VTY_NEWLINE); |
| 737 | goto err; |
| 738 | } |
| 739 | |
| 740 | if (gprs_ns2_nsvc_by_nsvci(vty_nsi, nsvci)) { |
| 741 | vty_out(vty, "A NS-VC with the specified NS-VCI already exist!%s", VTY_NEWLINE); |
| 742 | goto err; |
| 743 | } |
| 744 | |
| 745 | nsvc = gprs_ns2_fr_connect(bind, nse, nsvci, dlci); |
| 746 | if (!nsvc) { |
| 747 | /* Could not create NS-VC, connect failed */ |
| 748 | vty_out(vty, "Failed to create the NS-VC%s", VTY_NEWLINE); |
| 749 | goto err; |
| 750 | } |
| 751 | nsvc->persistent = true; |
| 752 | return CMD_SUCCESS; |
| 753 | |
| 754 | err: |
| 755 | if (ll_modified) |
| 756 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 757 | if (dialect_modified) |
| 758 | nse->dialect = NS2_DIALECT_UNDEF; |
| 759 | |
| 760 | return CMD_WARNING; |
| 761 | } |
| 762 | |
| 763 | DEFUN(cfg_no_ns_nse_nsvc_fr_dlci, cfg_no_ns_nse_nsvc_fr_dlci_cmd, |
| 764 | "no nsvc fr NETIF dlci <16-1007>", |
| 765 | NO_STR |
| 766 | "Delete frame relay NS-VC\n" |
| 767 | "frame relay\n" |
| 768 | "frame relay interface. Must be registered via fr vty\n" |
| 769 | DLCI_STR |
| 770 | DLCI_STR |
| 771 | ) |
| 772 | { |
| 773 | struct gprs_ns2_vc_bind *bind; |
| 774 | struct gprs_ns2_vc *nsvc; |
| 775 | struct gprs_ns2_nse *nse = vty->index; |
| 776 | const char *netif = argv[0]; |
| 777 | uint16_t dlci = atoi(argv[1]); |
| 778 | |
| 779 | if (nse->ll != GPRS_NS2_LL_FR) { |
| 780 | vty_out(vty, "This NSE doesn't support frame relay.%s", VTY_NEWLINE); |
| 781 | return CMD_WARNING; |
| 782 | } |
| 783 | |
| 784 | bind = gprs_ns2_fr_bind_by_netif(vty_nsi, netif); |
| 785 | if (!bind) { |
| 786 | vty_out(vty, "Can not find fr interface \"%s\"%s", |
| 787 | netif, VTY_NEWLINE); |
| 788 | return CMD_ERR_NOTHING_TODO; |
| 789 | } |
| 790 | |
| 791 | nsvc = gprs_ns2_fr_nsvc_by_dlci(bind, dlci); |
| 792 | if (!nsvc) { |
| 793 | vty_out(vty, "Can not find a NS-VC on fr interface %s with dlci %u%s", |
| 794 | netif, dlci, VTY_NEWLINE); |
| 795 | return CMD_WARNING; |
| 796 | } |
| 797 | |
| 798 | if (nse != nsvc->nse) { |
| 799 | vty_out(vty, "The specified NS-VC is not a part of the NSE %u!%s" |
| 800 | "To remove this NS-VC go to the vty node 'nse %u'%s", |
| 801 | nse->nsei, VTY_NEWLINE, |
| 802 | nsvc->nse->nsei, VTY_NEWLINE); |
| 803 | return CMD_WARNING; |
| 804 | } |
| 805 | |
| 806 | gprs_ns2_free_nsvc(nsvc); |
| 807 | if (llist_empty(&nse->nsvc)) { |
| 808 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 809 | nse->dialect = NS2_DIALECT_UNDEF; |
| 810 | } |
| 811 | |
| 812 | return CMD_SUCCESS; |
| 813 | } |
| 814 | |
| 815 | DEFUN(cfg_no_ns_nse_nsvci, cfg_no_ns_nse_nsvci_cmd, |
| 816 | "no nsvc nsvci <0-65535>", |
| 817 | NO_STR |
| 818 | "Delete NSVC\n" |
| 819 | NSVCI_STR |
| 820 | NSVCI_STR |
| 821 | ) |
| 822 | { |
| 823 | struct gprs_ns2_vc *nsvc; |
| 824 | struct gprs_ns2_nse *nse = vty->index; |
| 825 | uint16_t nsvci = atoi(argv[0]); |
| 826 | |
| 827 | switch (nse->dialect) { |
| 828 | case NS2_DIALECT_SNS: |
| 829 | case NS2_DIALECT_STATIC_ALIVE: |
| 830 | vty_out(vty, "NSE doesn't support NSVCI.%s", VTY_NEWLINE); |
| 831 | return CMD_WARNING; |
| 832 | case NS2_DIALECT_UNDEF: |
| 833 | vty_out(vty, "No NSVCs configured%s", VTY_NEWLINE); |
| 834 | return CMD_WARNING; |
| 835 | case NS2_DIALECT_IPACCESS: |
| 836 | case NS2_DIALECT_STATIC_RESETBLOCK: |
| 837 | break; |
| 838 | } |
| 839 | |
| 840 | nsvc = gprs_ns2_nsvc_by_nsvci(vty_nsi, nsvci); |
| 841 | if (!nsvc) { |
| 842 | vty_out(vty, "Can not find NS-VC with NS-VCI %u%s", nsvci, VTY_NEWLINE); |
| 843 | return CMD_WARNING; |
| 844 | } |
| 845 | |
| 846 | if (nse != nsvc->nse) { |
| 847 | vty_out(vty, "NS-VC with NS-VCI %u is not part of this NSE!%s", |
| 848 | nsvci, VTY_NEWLINE); |
| 849 | return CMD_WARNING; |
| 850 | } |
| 851 | |
| 852 | gprs_ns2_free_nsvc(nsvc); |
| 853 | if (llist_empty(&nse->nsvc)) { |
| 854 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 855 | nse->dialect = NS2_DIALECT_UNDEF; |
| 856 | } |
| 857 | |
| 858 | return CMD_SUCCESS; |
| 859 | } |
| 860 | |
| 861 | DEFUN(cfg_ns_nse_nsvc_udp, cfg_ns_nse_nsvc_udp_cmd, |
| 862 | "nsvc udp BIND " VTY_IPV46_CMD " <1-65535>", |
| 863 | "NS Virtual Connection\n" |
| 864 | "NS over UDP\n" |
| 865 | "A unique bind identifier created by ns bind\n" |
| 866 | "Remote IPv4 Address\n" "Remote IPv6 Address\n" |
| 867 | "Remote UDP Port\n" |
| 868 | ) |
| 869 | { |
| 870 | struct gprs_ns2_vc_bind *bind; |
| 871 | struct gprs_ns2_vc *nsvc; |
| 872 | struct gprs_ns2_nse *nse = vty->index; |
| 873 | bool dialect_modified = false; |
| 874 | bool ll_modified = false; |
| 875 | |
| 876 | const char *bind_name = argv[0]; |
| 877 | struct osmo_sockaddr_str remote_str; |
| 878 | struct osmo_sockaddr remote; |
| 879 | uint16_t port = atoi(argv[2]); |
| 880 | |
| 881 | if (nse->ll == GPRS_NS2_LL_UNDEF) { |
| 882 | nse->ll = GPRS_NS2_LL_UDP; |
| 883 | ll_modified = true; |
| 884 | } |
| 885 | |
| 886 | if (nse->dialect == NS2_DIALECT_UNDEF) { |
| 887 | nse->dialect = NS2_DIALECT_STATIC_ALIVE; |
| 888 | dialect_modified = true; |
| 889 | } |
| 890 | |
| 891 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 892 | vty_out(vty, "Can not mix NS-VC with different link layer%s", VTY_NEWLINE); |
| 893 | goto err; |
| 894 | } |
| 895 | |
| 896 | if (nse->dialect != NS2_DIALECT_STATIC_ALIVE) { |
| 897 | vty_out(vty, "Can not mix NS-VC with different dialects%s", VTY_NEWLINE); |
| 898 | goto err; |
| 899 | } |
| 900 | |
| 901 | if (osmo_sockaddr_str_from_str(&remote_str, argv[1], port)) { |
| 902 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 903 | goto err; |
| 904 | } |
| 905 | |
| 906 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 907 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 908 | goto err; |
| 909 | } |
| 910 | |
| 911 | bind = gprs_ns2_bind_by_name(vty_nsi, bind_name); |
| 912 | if (!bind) { |
| 913 | vty_out(vty, "Can not find bind with name %s%s", |
| 914 | bind_name, VTY_NEWLINE); |
| 915 | goto err; |
| 916 | } |
| 917 | |
| 918 | if (bind->ll != GPRS_NS2_LL_UDP) { |
| 919 | vty_out(vty, "Bind %s is not an UDP bind.%s", |
| 920 | bind_name, VTY_NEWLINE); |
| 921 | goto err; |
| 922 | } |
| 923 | |
| 924 | nsvc = gprs_ns2_ip_connect(bind, &remote, nse, 0); |
| 925 | if (!nsvc) { |
| 926 | vty_out(vty, "Can not create NS-VC.%s", VTY_NEWLINE); |
| 927 | goto err; |
| 928 | } |
| 929 | nsvc->persistent = true; |
| 930 | |
| 931 | return CMD_SUCCESS; |
| 932 | |
| 933 | err: |
| 934 | if (ll_modified) |
| 935 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 936 | if (dialect_modified) |
| 937 | nse->dialect = NS2_DIALECT_UNDEF; |
| 938 | return CMD_WARNING; |
| 939 | } |
| 940 | |
| 941 | DEFUN(cfg_no_ns_nse_nsvc_udp, cfg_no_ns_nse_nsvc_udp_cmd, |
| 942 | "no nsvc udp BIND " VTY_IPV46_CMD " <1-65535>", |
| 943 | NO_STR |
| 944 | "Delete a NS Virtual Connection\n" |
| 945 | "NS over UDP\n" |
| 946 | "A unique bind identifier created by ns bind\n" |
| 947 | "Remote IPv4 Address\n" "Remote IPv6 Address\n" |
| 948 | "Remote UDP Port\n" |
| 949 | ) |
| 950 | { |
| 951 | struct gprs_ns2_vc_bind *bind; |
| 952 | struct gprs_ns2_vc *nsvc; |
| 953 | struct gprs_ns2_nse *nse = vty->index; |
| 954 | const char *bind_name = argv[0]; |
| 955 | struct osmo_sockaddr_str remote_str; |
| 956 | struct osmo_sockaddr remote; |
| 957 | uint16_t port = atoi(argv[2]); |
| 958 | |
| 959 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 960 | vty_out(vty, "This NSE doesn't support UDP.%s", VTY_NEWLINE); |
| 961 | return CMD_WARNING; |
| 962 | } |
| 963 | |
| 964 | if (nse->dialect != NS2_DIALECT_STATIC_ALIVE) { |
| 965 | vty_out(vty, "This NSE doesn't support UDP with dialect static alive.%s", VTY_NEWLINE); |
| 966 | return CMD_WARNING; |
| 967 | } |
| 968 | |
| 969 | bind = gprs_ns2_bind_by_name(vty_nsi, bind_name); |
| 970 | if (!bind) { |
| 971 | vty_out(vty, "Can not find bind with name %s%s", |
| 972 | bind_name, VTY_NEWLINE); |
| 973 | return CMD_WARNING; |
| 974 | } |
| 975 | |
| 976 | if (bind->ll != GPRS_NS2_LL_UDP) { |
| 977 | vty_out(vty, "Bind %s is not an UDP bind.%s", |
| 978 | bind_name, VTY_NEWLINE); |
| 979 | return CMD_WARNING; |
| 980 | } |
| 981 | |
| 982 | if (osmo_sockaddr_str_from_str(&remote_str, argv[1], port)) { |
| 983 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 984 | return CMD_WARNING; |
| 985 | } |
| 986 | |
| 987 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 988 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 989 | return CMD_WARNING; |
| 990 | } |
| 991 | |
| 992 | nsvc = gprs_ns2_nsvc_by_sockaddr_bind(bind, &remote); |
| 993 | if (!nsvc) { |
| 994 | vty_out(vty, "Can not find NS-VC with remote %s:%u%s", |
| 995 | remote_str.ip, remote_str.port, VTY_NEWLINE); |
| 996 | return CMD_WARNING; |
| 997 | } |
| 998 | |
| 999 | if (!nsvc->persistent) { |
| 1000 | vty_out(vty, "NS-VC with remote %s:%u is a dynamic NS-VC. Not configured by vty.%s", |
| 1001 | remote_str.ip, remote_str.port, VTY_NEWLINE); |
| 1002 | return CMD_WARNING; |
| 1003 | } |
| 1004 | |
| 1005 | if (nsvc->nse != nse) { |
| 1006 | vty_out(vty, "NS-VC is not part of this NSE!%s", VTY_NEWLINE); |
| 1007 | return CMD_WARNING; |
| 1008 | } |
| 1009 | |
| 1010 | gprs_ns2_free_nsvc(nsvc); |
| 1011 | if (llist_empty(&nse->nsvc)) { |
| 1012 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 1013 | nse->dialect = NS2_DIALECT_UNDEF; |
| 1014 | } |
| 1015 | |
| 1016 | return CMD_SUCCESS; |
| 1017 | } |
| 1018 | |
| 1019 | DEFUN(cfg_ns_nse_nsvc_ipa, cfg_ns_nse_nsvc_ipa_cmd, |
| 1020 | "nsvc ipa BIND " VTY_IPV46_CMD " <1-65535> nsvci <0-65535>" , |
| 1021 | "NS Virtual Connection\n" |
| 1022 | "NS over UDP ip.access style (uses RESET/BLOCK)\n" |
| 1023 | "A unique bind identifier created by ns bind\n" |
| 1024 | "Remote IPv4 Address\n" "Remote IPv6 Address\n" |
| 1025 | "Remote UDP Port\n" |
| 1026 | NSVCI_STR |
| 1027 | NSVCI_STR |
| 1028 | ) |
| 1029 | { |
| 1030 | struct gprs_ns2_vc_bind *bind; |
| 1031 | struct gprs_ns2_vc *nsvc; |
| 1032 | struct gprs_ns2_nse *nse = vty->index; |
| 1033 | bool dialect_modified = false; |
| 1034 | bool ll_modified = false; |
| 1035 | |
| 1036 | const char *bind_name = argv[0]; |
| 1037 | struct osmo_sockaddr_str remote_str; |
| 1038 | struct osmo_sockaddr remote; |
| 1039 | uint16_t port = atoi(argv[2]); |
| 1040 | uint16_t nsvci = atoi(argv[3]); |
| 1041 | |
| 1042 | if (nse->ll == GPRS_NS2_LL_UNDEF) { |
| 1043 | nse->ll = GPRS_NS2_LL_UDP; |
| 1044 | ll_modified = true; |
| 1045 | } |
| 1046 | |
| 1047 | if (nse->dialect == NS2_DIALECT_UNDEF) { |
| 1048 | nse->dialect = NS2_DIALECT_IPACCESS; |
| 1049 | dialect_modified = true; |
| 1050 | } |
| 1051 | |
| 1052 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 1053 | vty_out(vty, "Can not mix NS-VC with different link layer%s", VTY_NEWLINE); |
| 1054 | goto err; |
| 1055 | } |
| 1056 | |
| 1057 | if (nse->dialect != NS2_DIALECT_IPACCESS) { |
| 1058 | vty_out(vty, "Can not mix NS-VC with different dialects%s", VTY_NEWLINE); |
| 1059 | goto err; |
| 1060 | } |
| 1061 | |
| 1062 | if (osmo_sockaddr_str_from_str(&remote_str, argv[1], port)) { |
| 1063 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1064 | goto err; |
| 1065 | } |
| 1066 | |
| 1067 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 1068 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1069 | goto err; |
| 1070 | } |
| 1071 | |
| 1072 | bind = gprs_ns2_bind_by_name(vty_nsi, bind_name); |
| 1073 | if (!bind) { |
| 1074 | vty_out(vty, "Can not find bind with name %s%s", |
| 1075 | bind_name, VTY_NEWLINE); |
| 1076 | goto err; |
| 1077 | } |
| 1078 | |
| 1079 | if (bind->ll != GPRS_NS2_LL_UDP) { |
| 1080 | vty_out(vty, "Bind %s is not an UDP bind.%s", |
| 1081 | bind_name, VTY_NEWLINE); |
| 1082 | goto err; |
| 1083 | } |
| 1084 | |
| 1085 | nsvc = gprs_ns2_ip_connect(bind, &remote, nse, nsvci); |
| 1086 | if (!nsvc) { |
| 1087 | vty_out(vty, "Can not create NS-VC.%s", VTY_NEWLINE); |
| 1088 | goto err; |
| 1089 | } |
| 1090 | nsvc->persistent = true; |
| 1091 | |
| 1092 | return CMD_SUCCESS; |
| 1093 | |
| 1094 | err: |
| 1095 | if (ll_modified) |
| 1096 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 1097 | if (dialect_modified) |
| 1098 | nse->dialect = NS2_DIALECT_UNDEF; |
| 1099 | return CMD_WARNING; |
| 1100 | } |
| 1101 | |
| 1102 | DEFUN(cfg_no_ns_nse_nsvc_ipa, cfg_no_ns_nse_nsvc_ipa_cmd, |
| 1103 | "no nsvc ipa BIND " VTY_IPV46_CMD " <1-65535> nsvci <0-65535>", |
| 1104 | NO_STR |
| 1105 | "Delete a NS Virtual Connection\n" |
| 1106 | "NS over UDP\n" |
| 1107 | "A unique bind identifier created by ns bind\n" |
| 1108 | "Remote IPv4 Address\n" "Remote IPv6 Address\n" |
| 1109 | "Remote UDP Port\n" |
| 1110 | NSVCI_STR |
| 1111 | NSVCI_STR |
| 1112 | ) |
| 1113 | { |
| 1114 | struct gprs_ns2_vc_bind *bind; |
| 1115 | struct gprs_ns2_vc *nsvc; |
| 1116 | struct gprs_ns2_nse *nse = vty->index; |
| 1117 | const char *bind_name = argv[0]; |
| 1118 | struct osmo_sockaddr_str remote_str; |
| 1119 | struct osmo_sockaddr remote; |
| 1120 | uint16_t port = atoi(argv[2]); |
| 1121 | uint16_t nsvci = atoi(argv[3]); |
| 1122 | |
| 1123 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 1124 | vty_out(vty, "This NSE doesn't support UDP.%s", VTY_NEWLINE); |
| 1125 | return CMD_WARNING; |
| 1126 | } |
| 1127 | |
| 1128 | if (nse->dialect != NS2_DIALECT_IPACCESS) { |
| 1129 | vty_out(vty, "This NSE doesn't support UDP with dialect ipaccess.%s", VTY_NEWLINE); |
| 1130 | return CMD_WARNING; |
| 1131 | } |
| 1132 | |
| 1133 | bind = gprs_ns2_bind_by_name(vty_nsi, bind_name); |
| 1134 | if (!bind) { |
| 1135 | vty_out(vty, "Can not find bind with name %s%s", |
| 1136 | bind_name, VTY_NEWLINE); |
| 1137 | return CMD_WARNING; |
| 1138 | } |
| 1139 | |
| 1140 | if (bind->ll != GPRS_NS2_LL_UDP) { |
| 1141 | vty_out(vty, "Bind %s is not an UDP bind.%s", |
| 1142 | bind_name, VTY_NEWLINE); |
| 1143 | return CMD_WARNING; |
| 1144 | } |
| 1145 | |
| 1146 | if (osmo_sockaddr_str_from_str(&remote_str, argv[1], port)) { |
| 1147 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1148 | return CMD_WARNING; |
| 1149 | } |
| 1150 | |
| 1151 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 1152 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1153 | return CMD_WARNING; |
| 1154 | } |
| 1155 | |
| 1156 | nsvc = gprs_ns2_nsvc_by_sockaddr_bind(bind, &remote); |
| 1157 | if (!nsvc) { |
| 1158 | vty_out(vty, "Can not find NS-VC with remote %s:%u%s", |
| 1159 | remote_str.ip, remote_str.port, VTY_NEWLINE); |
| 1160 | return CMD_WARNING; |
| 1161 | } |
| 1162 | |
| 1163 | if (!nsvc->persistent) { |
| 1164 | vty_out(vty, "NS-VC with remote %s:%u is a dynamic NS-VC. Not configured by vty.%s", |
| 1165 | remote_str.ip, remote_str.port, VTY_NEWLINE); |
| 1166 | return CMD_WARNING; |
| 1167 | } |
| 1168 | |
| 1169 | if (nsvc->nse != nse) { |
| 1170 | vty_out(vty, "NS-VC is not part of this NSE!%s", VTY_NEWLINE); |
| 1171 | return CMD_WARNING; |
| 1172 | } |
| 1173 | |
| 1174 | if (!nsvc->nsvci_is_valid) { |
| 1175 | vty_out(vty, "NS-VC doesn't have a nsvci!%s", VTY_NEWLINE); |
| 1176 | return CMD_WARNING; |
| 1177 | } |
| 1178 | |
| 1179 | if (nsvc->nsvci != nsvci) { |
| 1180 | vty_out(vty, "NS-VC has a different nsvci (%u)!%s", |
| 1181 | nsvc->nsvci, VTY_NEWLINE); |
| 1182 | return CMD_WARNING; |
| 1183 | } |
| 1184 | |
| 1185 | gprs_ns2_free_nsvc(nsvc); |
| 1186 | if (llist_empty(&nse->nsvc)) { |
| 1187 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 1188 | nse->dialect = NS2_DIALECT_UNDEF; |
| 1189 | } |
| 1190 | |
| 1191 | return CMD_SUCCESS; |
| 1192 | } |
| 1193 | |
| 1194 | DEFUN(cfg_ns_nse_ip_sns, cfg_ns_nse_ip_sns_cmd, |
| 1195 | "ip-sns " VTY_IPV46_CMD " <1-65535>", |
| 1196 | "SNS Initial Endpoint\n" |
| 1197 | "SGSN IPv4 Address\n" "SGSN IPv6 Address\n" |
| 1198 | "SGSN UDP Port\n" |
| 1199 | ) |
| 1200 | { |
| 1201 | struct gprs_ns2_nse *nse = vty->index; |
| 1202 | bool dialect_modified = false; |
| 1203 | bool ll_modified = false; |
| 1204 | int rc; |
| 1205 | |
| 1206 | /* argv[0] */ |
| 1207 | struct osmo_sockaddr_str remote_str; |
| 1208 | struct osmo_sockaddr remote; |
| 1209 | uint16_t port = atoi(argv[1]); |
| 1210 | |
| 1211 | if (nse->ll == GPRS_NS2_LL_UNDEF) { |
| 1212 | nse->ll = GPRS_NS2_LL_UDP; |
| 1213 | ll_modified = true; |
| 1214 | } |
| 1215 | |
| 1216 | if (nse->dialect == NS2_DIALECT_UNDEF) { |
| 1217 | char sns[16]; |
| 1218 | snprintf(sns, sizeof(sns), "NSE%05u-SNS", nse->nsei); |
| 1219 | nse->bss_sns_fi = ns2_sns_bss_fsm_alloc(nse, sns); |
| 1220 | if (!nse->bss_sns_fi) |
| 1221 | goto err; |
| 1222 | nse->dialect = NS2_DIALECT_SNS; |
| 1223 | dialect_modified = true; |
| 1224 | } |
| 1225 | |
| 1226 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 1227 | vty_out(vty, "Can not mix NS-VC with different link layer%s", VTY_NEWLINE); |
| 1228 | goto err; |
| 1229 | } |
| 1230 | |
| 1231 | if (nse->dialect != NS2_DIALECT_SNS) { |
| 1232 | vty_out(vty, "Can not mix NS-VC with different dialects%s", VTY_NEWLINE); |
| 1233 | goto err; |
| 1234 | } |
| 1235 | |
| 1236 | if (osmo_sockaddr_str_from_str(&remote_str, argv[0], port)) { |
| 1237 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1238 | goto err; |
| 1239 | } |
| 1240 | |
| 1241 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 1242 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1243 | goto err; |
| 1244 | } |
| 1245 | |
| 1246 | rc = gprs_ns2_sns_add_endpoint(nse, &remote); |
| 1247 | switch (rc) { |
| 1248 | case 0: |
| 1249 | return CMD_SUCCESS; |
| 1250 | case -EADDRINUSE: |
| 1251 | vty_out(vty, "Specified SNS endpoint already part of the NSE.%s", VTY_NEWLINE); |
| 1252 | return CMD_WARNING; |
| 1253 | default: |
| 1254 | vty_out(vty, "Can not add specified SNS endpoint.%s", VTY_NEWLINE); |
| 1255 | return CMD_WARNING; |
| 1256 | } |
| 1257 | |
| 1258 | err: |
| 1259 | if (ll_modified) |
| 1260 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 1261 | if (dialect_modified) |
| 1262 | nse->dialect = NS2_DIALECT_UNDEF; |
| 1263 | return CMD_WARNING; |
| 1264 | } |
| 1265 | |
| 1266 | DEFUN(cfg_no_ns_nse_ip_sns, cfg_no_ns_nse_ip_sns_cmd, |
| 1267 | "no ip-sns " VTY_IPV46_CMD " <1-65535>", |
| 1268 | NO_STR |
| 1269 | "Delete a SNS Initial Endpoint\n" |
| 1270 | "SGSN IPv4 Address\n" "SGSN IPv6 Address\n" |
| 1271 | "SGSN UDP Port\n" |
| 1272 | ) |
| 1273 | { |
| 1274 | struct gprs_ns2_nse *nse = vty->index; |
| 1275 | struct osmo_sockaddr_str remote_str; /* argv[0] */ |
| 1276 | struct osmo_sockaddr remote; |
| 1277 | uint16_t port = atoi(argv[1]); |
| 1278 | int count; |
| 1279 | |
| 1280 | if (nse->ll != GPRS_NS2_LL_UDP) { |
| 1281 | vty_out(vty, "This NSE doesn't support UDP.%s", VTY_NEWLINE); |
| 1282 | return CMD_WARNING; |
| 1283 | } |
| 1284 | |
| 1285 | if (nse->dialect != NS2_DIALECT_SNS) { |
| 1286 | vty_out(vty, "This NSE doesn't support UDP with dialect ip-sns.%s", VTY_NEWLINE); |
| 1287 | return CMD_WARNING; |
| 1288 | } |
| 1289 | |
| 1290 | if (osmo_sockaddr_str_from_str(&remote_str, argv[0], port)) { |
| 1291 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1292 | return CMD_WARNING; |
| 1293 | } |
| 1294 | |
| 1295 | if (osmo_sockaddr_str_to_sockaddr(&remote_str, &remote.u.sas)) { |
| 1296 | vty_out(vty, "Can not parse IPv4/IPv6 or port.%s", VTY_NEWLINE); |
| 1297 | return CMD_WARNING; |
| 1298 | } |
| 1299 | |
| 1300 | if (gprs_ns2_sns_del_endpoint(nse, &remote)) { |
| 1301 | vty_out(vty, "Can not remove specified SNS endpoint.%s", VTY_NEWLINE); |
| 1302 | return CMD_WARNING; |
| 1303 | } |
| 1304 | |
| 1305 | count = gprs_ns2_sns_count(nse); |
| 1306 | if (count > 0) { |
| 1307 | /* there are other sns endpoints */ |
| 1308 | return CMD_SUCCESS; |
| 1309 | } else if (count < 0) { |
| 1310 | OSMO_ASSERT(0); |
| 1311 | } else { |
| 1312 | /* clean up nse to allow other nsvc commands */ |
| 1313 | osmo_fsm_inst_term(nse->bss_sns_fi, OSMO_FSM_TERM_REQUEST, NULL); |
| 1314 | nse->bss_sns_fi = NULL; |
| 1315 | nse->ll = GPRS_NS2_LL_UNDEF; |
| 1316 | nse->dialect = NS2_DIALECT_UNDEF; |
| 1317 | } |
| 1318 | |
| 1319 | return CMD_SUCCESS; |
| 1320 | } |
| 1321 | |
| 1322 | |
| 1323 | /* non-config commands */ |
| 1324 | static void dump_nsvc(struct vty *vty, struct gprs_ns2_vc *nsvc, bool stats) |
| 1325 | { |
| 1326 | char nsvci_str[32]; |
| 1327 | |
| 1328 | if (nsvc->nsvci_is_valid) |
| 1329 | snprintf(nsvci_str, sizeof(nsvci_str), "%05u", nsvc->nsvci); |
| 1330 | else |
| 1331 | snprintf(nsvci_str, sizeof(nsvci_str), "none"); |
| 1332 | |
| 1333 | vty_out(vty, " NSVCI %s: %s %s data_weight=%u sig_weight=%u %s%s", nsvci_str, |
| 1334 | osmo_fsm_inst_state_name(nsvc->fi), |
| 1335 | nsvc->persistent ? "PERSIST" : "DYNAMIC", |
| 1336 | nsvc->data_weight, nsvc->sig_weight, |
| 1337 | gprs_ns2_ll_str(nsvc), VTY_NEWLINE); |
| 1338 | |
| 1339 | if (stats) { |
| 1340 | vty_out_rate_ctr_group(vty, " ", nsvc->ctrg); |
| 1341 | vty_out_stat_item_group(vty, " ", nsvc->statg); |
| 1342 | } |
| 1343 | } |
| 1344 | |
| 1345 | static void dump_nse(struct vty *vty, const struct gprs_ns2_nse *nse, bool stats, bool persistent_only) |
| 1346 | { |
| 1347 | struct gprs_ns2_vc *nsvc; |
| 1348 | |
| 1349 | vty_out(vty, "NSEI %05u: %s, %s%s", nse->nsei, gprs_ns2_lltype_str(nse->ll), |
| 1350 | nse->alive ? "ALIVE" : "DEAD", VTY_NEWLINE); |
| 1351 | |
| 1352 | gprs_ns2_sns_dump_vty(vty, nse, stats); |
| 1353 | llist_for_each_entry(nsvc, &nse->nsvc, list) { |
| 1354 | if (persistent_only) { |
| 1355 | if (nsvc->persistent) |
| 1356 | dump_nsvc(vty, nsvc, stats); |
| 1357 | } else { |
| 1358 | dump_nsvc(vty, nsvc, stats); |
| 1359 | } |
| 1360 | } |
| 1361 | } |
| 1362 | |
| 1363 | static void dump_bind(struct vty *vty, const struct gprs_ns2_vc_bind *bind, bool stats) |
| 1364 | { |
| 1365 | if (bind->dump_vty) |
| 1366 | bind->dump_vty(bind, vty, stats); |
| 1367 | } |
| 1368 | |
| 1369 | static void dump_ns_bind(struct vty *vty, const struct gprs_ns2_inst *nsi, bool stats) |
| 1370 | { |
| 1371 | struct gprs_ns2_vc_bind *bind; |
| 1372 | |
| 1373 | llist_for_each_entry(bind, &nsi->binding, list) { |
| 1374 | dump_bind(vty, bind, stats); |
| 1375 | } |
| 1376 | } |
| 1377 | |
| 1378 | |
| 1379 | static void dump_ns_entities(struct vty *vty, const struct gprs_ns2_inst *nsi, bool stats, bool persistent_only) |
| 1380 | { |
| 1381 | struct gprs_ns2_nse *nse; |
| 1382 | |
| 1383 | llist_for_each_entry(nse, &nsi->nse, list) { |
| 1384 | dump_nse(vty, nse, stats, persistent_only); |
| 1385 | } |
| 1386 | } |
| 1387 | |
| 1388 | /* Backwards compatibility, among other things for the TestVTYGbproxy which expects |
| 1389 | * 'show ns' to output something about binds */ |
| 1390 | DEFUN_HIDDEN(show_ns, show_ns_cmd, "show ns", |
| 1391 | SHOW_STR SHOW_NS_STR) |
| 1392 | { |
| 1393 | dump_ns_entities(vty, vty_nsi, false, false); |
| 1394 | dump_ns_bind(vty, vty_nsi, false); |
| 1395 | return CMD_SUCCESS; |
| 1396 | } |
| 1397 | |
| 1398 | |
| 1399 | DEFUN(show_ns_binds, show_ns_binds_cmd, "show ns binds [stats]", |
| 1400 | SHOW_STR SHOW_NS_STR |
| 1401 | "Display information about the NS protocol binds\n" |
| 1402 | "Include statistic\n") |
| 1403 | { |
| 1404 | bool stats = false; |
| 1405 | if (argc > 0) |
| 1406 | stats = true; |
| 1407 | |
| 1408 | dump_ns_bind(vty, vty_nsi, stats); |
| 1409 | return CMD_SUCCESS; |
| 1410 | } |
| 1411 | |
| 1412 | DEFUN(show_ns_entities, show_ns_entities_cmd, "show ns entities [stats]", |
| 1413 | SHOW_STR SHOW_NS_STR |
| 1414 | "Display information about the NS protocol entities (NSEs)\n" |
| 1415 | "Include statistics\n") |
| 1416 | { |
| 1417 | bool stats = false; |
| 1418 | if (argc > 0) |
| 1419 | stats = true; |
| 1420 | |
| 1421 | dump_ns_entities(vty, vty_nsi, stats, false); |
| 1422 | return CMD_SUCCESS; |
| 1423 | } |
| 1424 | |
| 1425 | DEFUN(show_ns_pers, show_ns_pers_cmd, "show ns persistent", |
| 1426 | SHOW_STR SHOW_NS_STR |
| 1427 | "Show only persistent NS\n") |
| 1428 | { |
| 1429 | dump_ns_entities(vty, vty_nsi, true, true); |
| 1430 | return CMD_SUCCESS; |
| 1431 | } |
| 1432 | |
| 1433 | DEFUN(show_nse, show_nse_cmd, "show ns (nsei|nsvc) <0-65535> [stats]", |
| 1434 | SHOW_STR SHOW_NS_STR |
| 1435 | "Select one NSE by its NSE Identifier\n" |
| 1436 | "Select one NSE by its NS-VC Identifier\n" |
| 1437 | "The Identifier of selected type\n" |
| 1438 | "Include Statistics\n") |
| 1439 | { |
| 1440 | struct gprs_ns2_inst *nsi = vty_nsi; |
| 1441 | struct gprs_ns2_nse *nse; |
| 1442 | struct gprs_ns2_vc *nsvc; |
| 1443 | uint16_t id = atoi(argv[1]); |
| 1444 | bool show_stats = false; |
| 1445 | |
| 1446 | if (argc >= 3) |
| 1447 | show_stats = true; |
| 1448 | |
| 1449 | if (!strcmp(argv[0], "nsei")) { |
| 1450 | nse = gprs_ns2_nse_by_nsei(nsi, id); |
| 1451 | if (!nse) { |
| 1452 | return CMD_WARNING; |
| 1453 | } |
| 1454 | |
| 1455 | dump_nse(vty, nse, show_stats, false); |
| 1456 | } else { |
| 1457 | nsvc = gprs_ns2_nsvc_by_nsvci(nsi, id); |
| 1458 | |
| 1459 | if (!nsvc) { |
| 1460 | vty_out(vty, "No such NS Entity%s", VTY_NEWLINE); |
| 1461 | return CMD_WARNING; |
| 1462 | } |
| 1463 | |
| 1464 | dump_nsvc(vty, nsvc, show_stats); |
| 1465 | } |
| 1466 | |
| 1467 | return CMD_SUCCESS; |
| 1468 | } |
| 1469 | |
| 1470 | static int nsvc_force_unconf_cb(struct gprs_ns2_vc *nsvc, void *ctx) |
| 1471 | { |
| 1472 | gprs_ns2_vc_force_unconfigured(nsvc); |
| 1473 | return 0; |
| 1474 | } |
| 1475 | |
| 1476 | DEFUN_HIDDEN(nsvc_force_unconf, nsvc_force_unconf_cmd, |
| 1477 | "nsvc nsei <0-65535> force-unconfigured", |
| 1478 | "NS Virtual Connection\n" |
| 1479 | "The NSEI\n" |
| 1480 | "Reset the NSVCs back to initial state\n" |
| 1481 | ) |
| 1482 | { |
| 1483 | struct gprs_ns2_inst *nsi = vty_nsi; |
| 1484 | struct gprs_ns2_nse *nse; |
| 1485 | |
| 1486 | uint16_t id = atoi(argv[0]); |
| 1487 | |
| 1488 | nse = gprs_ns2_nse_by_nsei(nsi, id); |
| 1489 | if (!nse) { |
| 1490 | vty_out(vty, "Could not find NSE for NSEI %u%s", id, VTY_NEWLINE); |
| 1491 | return CMD_WARNING; |
| 1492 | } |
| 1493 | |
Alexander Couzens | a14b9d3 | 2021-01-10 20:46:28 +0100 | [diff] [blame] | 1494 | if (!nse->persistent) { |
| 1495 | gprs_ns2_free_nse(nse); |
| 1496 | } else if (nse->dialect == NS2_DIALECT_SNS) { |
Alexander Couzens | 280ed78 | 2020-12-21 18:25:41 +0100 | [diff] [blame] | 1497 | gprs_ns2_free_nsvcs(nse); |
| 1498 | } else { |
| 1499 | /* Perform the operation for all nsvc */ |
| 1500 | gprs_ns2_nse_foreach_nsvc(nse, nsvc_force_unconf_cb, NULL); |
| 1501 | } |
Alexander Couzens | 412bc34 | 2020-11-19 05:24:37 +0100 | [diff] [blame] | 1502 | |
| 1503 | return CMD_SUCCESS; |
| 1504 | } |
| 1505 | |
| 1506 | static void log_set_nse_filter(struct log_target *target, |
| 1507 | struct gprs_ns2_nse *nse) |
| 1508 | { |
| 1509 | if (nse) { |
| 1510 | target->filter_map |= (1 << LOG_FLT_GB_NSE); |
| 1511 | target->filter_data[LOG_FLT_GB_NSE] = nse; |
| 1512 | } else if (target->filter_data[LOG_FLT_GB_NSE]) { |
| 1513 | target->filter_map = ~(1 << LOG_FLT_GB_NSE); |
| 1514 | target->filter_data[LOG_FLT_GB_NSE] = NULL; |
| 1515 | } |
| 1516 | } |
| 1517 | |
| 1518 | static void log_set_nsvc_filter(struct log_target *target, |
| 1519 | struct gprs_ns2_vc *nsvc) |
| 1520 | { |
| 1521 | if (nsvc) { |
| 1522 | target->filter_map |= (1 << LOG_FLT_GB_NSVC); |
| 1523 | target->filter_data[LOG_FLT_GB_NSVC] = nsvc; |
| 1524 | } else if (target->filter_data[LOG_FLT_GB_NSVC]) { |
| 1525 | target->filter_map = ~(1 << LOG_FLT_GB_NSVC); |
| 1526 | target->filter_data[LOG_FLT_GB_NSVC] = NULL; |
| 1527 | } |
| 1528 | } |
| 1529 | |
| 1530 | DEFUN(logging_fltr_nse, |
| 1531 | logging_fltr_nse_cmd, |
| 1532 | "logging filter nse nsei <0-65535>", |
| 1533 | LOGGING_STR FILTER_STR |
| 1534 | "Filter based on NS Entity\n" |
| 1535 | "Identify NSE by NSEI\n" |
| 1536 | "Numeric identifier\n") |
| 1537 | { |
| 1538 | struct log_target *tgt; |
| 1539 | struct gprs_ns2_nse *nse; |
| 1540 | uint16_t id = atoi(argv[0]); |
| 1541 | |
| 1542 | log_tgt_mutex_lock(); |
| 1543 | tgt = osmo_log_vty2tgt(vty); |
| 1544 | if (!tgt) { |
| 1545 | log_tgt_mutex_unlock(); |
| 1546 | return CMD_WARNING; |
| 1547 | } |
| 1548 | |
| 1549 | nse = gprs_ns2_nse_by_nsei(vty_nsi, id); |
| 1550 | if (!nse) { |
| 1551 | vty_out(vty, "No NSE by that identifier%s", VTY_NEWLINE); |
| 1552 | log_tgt_mutex_unlock(); |
| 1553 | return CMD_WARNING; |
| 1554 | } |
| 1555 | |
| 1556 | log_set_nse_filter(tgt, nse); |
| 1557 | log_tgt_mutex_unlock(); |
| 1558 | return CMD_SUCCESS; |
| 1559 | } |
| 1560 | |
| 1561 | /* TODO: add filter for single connection by description */ |
| 1562 | DEFUN(logging_fltr_nsvc, |
| 1563 | logging_fltr_nsvc_cmd, |
| 1564 | "logging filter nsvc nsvci <0-65535>", |
| 1565 | LOGGING_STR FILTER_STR |
| 1566 | "Filter based on NS Virtual Connection\n" |
| 1567 | "Identify NS-VC by NSVCI\n" |
| 1568 | "Numeric identifier\n") |
| 1569 | { |
| 1570 | struct log_target *tgt; |
| 1571 | struct gprs_ns2_vc *nsvc; |
| 1572 | uint16_t id = atoi(argv[0]); |
| 1573 | |
| 1574 | log_tgt_mutex_lock(); |
| 1575 | tgt = osmo_log_vty2tgt(vty); |
| 1576 | if (!tgt) { |
| 1577 | log_tgt_mutex_unlock(); |
| 1578 | return CMD_WARNING; |
| 1579 | } |
| 1580 | |
| 1581 | nsvc = gprs_ns2_nsvc_by_nsvci(vty_nsi, id); |
| 1582 | if (!nsvc) { |
| 1583 | vty_out(vty, "No NS-VC by that identifier%s", VTY_NEWLINE); |
| 1584 | log_tgt_mutex_unlock(); |
| 1585 | return CMD_WARNING; |
| 1586 | } |
| 1587 | |
| 1588 | log_set_nsvc_filter(tgt, nsvc); |
| 1589 | log_tgt_mutex_unlock(); |
| 1590 | return CMD_SUCCESS; |
| 1591 | } |
| 1592 | |
| 1593 | int gprs_ns2_vty2_init(struct gprs_ns2_inst *nsi) |
| 1594 | { |
| 1595 | vty_nsi = nsi; |
| 1596 | INIT_LLIST_HEAD(&binds); |
| 1597 | |
| 1598 | vty_fr_network = osmo_fr_network_alloc(nsi); |
| 1599 | if (!vty_fr_network) |
| 1600 | return -ENOMEM; |
| 1601 | |
| 1602 | install_lib_element_ve(&show_ns_cmd); |
| 1603 | install_lib_element_ve(&show_ns_binds_cmd); |
| 1604 | install_lib_element_ve(&show_ns_entities_cmd); |
| 1605 | install_lib_element_ve(&show_ns_pers_cmd); |
| 1606 | install_lib_element_ve(&show_nse_cmd); |
| 1607 | install_lib_element_ve(&logging_fltr_nse_cmd); |
| 1608 | install_lib_element_ve(&logging_fltr_nsvc_cmd); |
| 1609 | |
| 1610 | install_lib_element(ENABLE_NODE, &nsvc_force_unconf_cmd); |
| 1611 | |
| 1612 | install_lib_element(CFG_LOG_NODE, &logging_fltr_nse_cmd); |
| 1613 | install_lib_element(CFG_LOG_NODE, &logging_fltr_nsvc_cmd); |
| 1614 | |
| 1615 | install_lib_element(CONFIG_NODE, &cfg_ns_cmd); |
| 1616 | |
| 1617 | install_node(&ns_node, config_write_ns); |
| 1618 | /* TODO: convert into osmo timer */ |
| 1619 | install_lib_element(L_NS_NODE, &cfg_ns_timer_cmd); |
| 1620 | install_lib_element(L_NS_NODE, &cfg_ns_nsei_cmd); |
| 1621 | install_lib_element(L_NS_NODE, &cfg_no_ns_nsei_cmd); |
| 1622 | install_lib_element(L_NS_NODE, &cfg_ns_bind_cmd); |
| 1623 | install_lib_element(L_NS_NODE, &cfg_no_ns_bind_cmd); |
| 1624 | |
| 1625 | install_node(&ns_bind_node, config_write_ns_bind); |
| 1626 | install_lib_element(L_NS_BIND_NODE, &cfg_ns_bind_listen_cmd); |
| 1627 | install_lib_element(L_NS_BIND_NODE, &cfg_no_ns_bind_listen_cmd); |
| 1628 | install_lib_element(L_NS_BIND_NODE, &cfg_ns_bind_dscp_cmd); |
| 1629 | install_lib_element(L_NS_BIND_NODE, &cfg_no_ns_bind_dscp_cmd); |
| 1630 | install_lib_element(L_NS_BIND_NODE, &cfg_ns_bind_ipaccess_cmd); |
| 1631 | install_lib_element(L_NS_BIND_NODE, &cfg_no_ns_bind_ipaccess_cmd); |
| 1632 | install_lib_element(L_NS_BIND_NODE, &cfg_ns_bind_fr_cmd); |
| 1633 | install_lib_element(L_NS_BIND_NODE, &cfg_no_ns_bind_fr_cmd); |
| 1634 | /* TODO: accept-ip-sns when SGSN SNS has been implemented */ |
| 1635 | |
| 1636 | install_node(&ns_nse_node, config_write_ns_nse); |
| 1637 | install_lib_element(L_NS_NSE_NODE, &cfg_ns_nse_nsvc_fr_cmd); |
| 1638 | install_lib_element(L_NS_NSE_NODE, &cfg_no_ns_nse_nsvci_cmd); |
| 1639 | install_lib_element(L_NS_NSE_NODE, &cfg_no_ns_nse_nsvc_fr_dlci_cmd); |
| 1640 | install_lib_element(L_NS_NSE_NODE, &cfg_ns_nse_nsvc_udp_cmd); |
| 1641 | install_lib_element(L_NS_NSE_NODE, &cfg_no_ns_nse_nsvc_udp_cmd); |
| 1642 | install_lib_element(L_NS_NSE_NODE, &cfg_ns_nse_nsvc_ipa_cmd); |
| 1643 | install_lib_element(L_NS_NSE_NODE, &cfg_no_ns_nse_nsvc_ipa_cmd); |
| 1644 | install_lib_element(L_NS_NSE_NODE, &cfg_ns_nse_ip_sns_cmd); |
| 1645 | install_lib_element(L_NS_NSE_NODE, &cfg_no_ns_nse_ip_sns_cmd); |
| 1646 | |
| 1647 | return 0; |
| 1648 | } |