Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 1 | /* OsmoHLR Control Interface implementation */ |
| 2 | |
| 3 | /* (C) 2017 sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| 4 | * All Rights Reserved |
| 5 | * |
| 6 | * Author: Max Suraev <msuraev@sysmocom.de> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU Affero General Public License as published by |
| 10 | * the Free Software Foundation; either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU Affero General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Affero General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include <stdbool.h> |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 24 | #include <errno.h> |
| 25 | #include <inttypes.h> |
| 26 | #include <string.h> |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 27 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 28 | #include <osmocom/gsm/gsm23003.h> |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 29 | #include <osmocom/ctrl/ports.h> |
| 30 | |
Neels Hofmeyr | 2f75803 | 2019-11-20 00:37:07 +0100 | [diff] [blame] | 31 | #include <osmocom/hlr/hlr.h> |
| 32 | #include <osmocom/hlr/ctrl.h> |
| 33 | #include <osmocom/hlr/db.h> |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 34 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 35 | #define SEL_BY "by-" |
| 36 | #define SEL_BY_IMSI SEL_BY "imsi-" |
| 37 | #define SEL_BY_MSISDN SEL_BY "msisdn-" |
| 38 | #define SEL_BY_ID SEL_BY "id-" |
| 39 | |
Pau Espin Pedrol | 1d0a030 | 2022-06-20 16:48:45 +0200 | [diff] [blame^] | 40 | extern bool auth_algo_parse(const char *alg_str, enum osmo_auth_algo *algo, |
| 41 | int *minlen, int *maxlen); |
| 42 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 43 | #define hexdump_buf(buf) osmo_hexdump_nospc((void*)buf, sizeof(buf)) |
| 44 | |
| 45 | static bool startswith(const char *str, const char *start) |
| 46 | { |
| 47 | return strncmp(str, start, strlen(start)) == 0; |
| 48 | } |
| 49 | |
| 50 | static int _get_subscriber(struct db_context *dbc, |
| 51 | const char *by_selector, |
| 52 | struct hlr_subscriber *subscr) |
| 53 | { |
| 54 | const char *val; |
| 55 | if (startswith(by_selector, SEL_BY_IMSI)) { |
| 56 | val = by_selector + strlen(SEL_BY_IMSI); |
| 57 | if (!osmo_imsi_str_valid(val)) |
| 58 | return -EINVAL; |
| 59 | return db_subscr_get_by_imsi(dbc, val, subscr); |
| 60 | } |
| 61 | if (startswith(by_selector, SEL_BY_MSISDN)) { |
| 62 | val = by_selector + strlen(SEL_BY_MSISDN); |
| 63 | if (!osmo_msisdn_str_valid(val)) |
| 64 | return -EINVAL; |
| 65 | return db_subscr_get_by_msisdn(dbc, val, subscr); |
| 66 | } |
| 67 | if (startswith(by_selector, SEL_BY_ID)) { |
| 68 | int64_t id; |
| 69 | char *endptr; |
| 70 | val = by_selector + strlen(SEL_BY_ID); |
| 71 | if (*val == '+') |
| 72 | return -EINVAL; |
| 73 | errno = 0; |
| 74 | id = strtoll(val, &endptr, 10); |
| 75 | if (errno || *endptr) |
| 76 | return -EINVAL; |
| 77 | return db_subscr_get_by_id(dbc, id, subscr); |
| 78 | } |
| 79 | return -ENOTSUP; |
| 80 | } |
| 81 | |
| 82 | static bool get_subscriber(struct db_context *dbc, |
| 83 | const char *by_selector, |
| 84 | struct hlr_subscriber *subscr, |
| 85 | struct ctrl_cmd *cmd) |
| 86 | { |
| 87 | int rc = _get_subscriber(dbc, by_selector, subscr); |
| 88 | switch (rc) { |
| 89 | case 0: |
| 90 | return true; |
| 91 | case -ENOTSUP: |
| 92 | cmd->reply = "Not a known subscriber 'by-xxx-' selector."; |
| 93 | return false; |
| 94 | case -EINVAL: |
| 95 | cmd->reply = "Invalid value part of 'by-xxx-value' selector."; |
| 96 | return false; |
| 97 | case -ENOENT: |
| 98 | cmd->reply = "No such subscriber."; |
| 99 | return false; |
| 100 | default: |
Thorsten Alteholz | b07f33d | 2019-07-16 21:21:36 +0200 | [diff] [blame] | 101 | cmd->reply = "An unknown error has occurred during get_subscriber()."; |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 102 | return false; |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | /* Optimization: if a subscriber operation is requested by-imsi, just return |
| 107 | * the IMSI right back. */ |
| 108 | static const char *get_subscriber_imsi(struct db_context *dbc, |
| 109 | const char *by_selector, |
| 110 | struct ctrl_cmd *cmd) |
| 111 | { |
| 112 | static struct hlr_subscriber subscr; |
| 113 | |
| 114 | if (startswith(by_selector, SEL_BY_IMSI)) |
| 115 | return by_selector + strlen(SEL_BY_IMSI); |
| 116 | if (!get_subscriber(dbc, by_selector, &subscr, cmd)) |
| 117 | return NULL; |
| 118 | return subscr.imsi; |
| 119 | } |
| 120 | |
| 121 | /* printf fmt and arg to completely omit a string if it is empty. */ |
| 122 | #define FMT_S "%s%s%s%s" |
| 123 | #define ARG_S(name, val) \ |
| 124 | (val) && *(val) ? "\n" : "", \ |
| 125 | (val) && *(val) ? name : "", \ |
| 126 | (val) && *(val) ? "\t" : "", \ |
| 127 | (val) && *(val) ? (val) : "" \ |
| 128 | |
| 129 | /* printf fmt and arg to completely omit bool of given value. */ |
| 130 | #define FMT_BOOL "%s" |
| 131 | #define ARG_BOOL(name, val) \ |
| 132 | val ? "\n" name "\t1" : "\n" name "\t0" |
| 133 | |
| 134 | static void print_subscr_info(struct ctrl_cmd *cmd, |
| 135 | struct hlr_subscriber *subscr) |
| 136 | { |
| 137 | ctrl_cmd_reply_printf(cmd, |
Stefan Sperling | 705b61b | 2018-12-07 12:44:50 +0100 | [diff] [blame] | 138 | "\nid\t%" PRIu64 |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 139 | FMT_S |
| 140 | FMT_S |
| 141 | FMT_BOOL |
| 142 | FMT_BOOL |
| 143 | FMT_S |
| 144 | FMT_S |
| 145 | FMT_S |
| 146 | FMT_BOOL |
| 147 | FMT_BOOL |
| 148 | "\nperiodic_lu_timer\t%u" |
| 149 | "\nperiodic_rau_tau_timer\t%u" |
| 150 | "\nlmsi\t%08x" |
| 151 | , |
| 152 | subscr->id, |
| 153 | ARG_S("imsi", subscr->imsi), |
| 154 | ARG_S("msisdn", subscr->msisdn), |
| 155 | ARG_BOOL("nam_cs", subscr->nam_cs), |
| 156 | ARG_BOOL("nam_ps", subscr->nam_ps), |
| 157 | ARG_S("vlr_number", subscr->vlr_number), |
| 158 | ARG_S("sgsn_number", subscr->sgsn_number), |
| 159 | ARG_S("sgsn_address", subscr->sgsn_address), |
| 160 | ARG_BOOL("ms_purged_cs", subscr->ms_purged_cs), |
| 161 | ARG_BOOL("ms_purged_ps", subscr->ms_purged_ps), |
| 162 | subscr->periodic_lu_timer, |
| 163 | subscr->periodic_rau_tau_timer, |
| 164 | subscr->lmsi |
| 165 | ); |
| 166 | } |
| 167 | |
| 168 | static void print_subscr_info_aud2g(struct ctrl_cmd *cmd, struct osmo_sub_auth_data *aud) |
| 169 | { |
| 170 | if (aud->algo == OSMO_AUTH_ALG_NONE) |
| 171 | return; |
| 172 | ctrl_cmd_reply_printf(cmd, |
| 173 | "\naud2g.algo\t%s" |
| 174 | "\naud2g.ki\t%s" |
| 175 | , |
| 176 | osmo_auth_alg_name(aud->algo), |
| 177 | hexdump_buf(aud->u.gsm.ki)); |
| 178 | } |
| 179 | |
| 180 | static void print_subscr_info_aud3g(struct ctrl_cmd *cmd, struct osmo_sub_auth_data *aud) |
| 181 | { |
| 182 | if (aud->algo == OSMO_AUTH_ALG_NONE) |
| 183 | return; |
| 184 | ctrl_cmd_reply_printf(cmd, |
| 185 | "\naud3g.algo\t%s" |
| 186 | "\naud3g.k\t%s" |
| 187 | , |
| 188 | osmo_auth_alg_name(aud->algo), |
| 189 | hexdump_buf(aud->u.umts.k)); |
| 190 | /* hexdump uses a static string buffer, hence only one hexdump per |
| 191 | * printf(). */ |
| 192 | ctrl_cmd_reply_printf(cmd, |
| 193 | "\naud3g.%s\t%s" |
| 194 | "\naud3g.ind_bitlen\t%u" |
Stefan Sperling | 705b61b | 2018-12-07 12:44:50 +0100 | [diff] [blame] | 195 | "\naud3g.sqn\t%" PRIu64 |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 196 | , |
| 197 | aud->u.umts.opc_is_op? "op" : "opc", |
| 198 | hexdump_buf(aud->u.umts.opc), |
| 199 | aud->u.umts.ind_bitlen, |
| 200 | aud->u.umts.sqn); |
| 201 | } |
| 202 | |
Pau Espin Pedrol | d63ec88 | 2022-06-17 17:54:51 +0200 | [diff] [blame] | 203 | CTRL_CMD_DEFINE_WO_NOVRF(subscr_create, "create"); |
| 204 | static int set_subscr_create(struct ctrl_cmd *cmd, void *data) |
| 205 | { |
| 206 | struct hlr_subscriber subscr; |
| 207 | struct hlr *hlr = data; |
| 208 | const char *imsi = cmd->value; |
| 209 | int rc; |
| 210 | |
| 211 | if (!osmo_imsi_str_valid(imsi)) { |
| 212 | cmd->reply = "Invalid IMSI value."; |
| 213 | return CTRL_CMD_ERROR; |
| 214 | } |
| 215 | |
| 216 | /* Create the subscriber in the DB */ |
| 217 | rc = db_subscr_create(g_hlr->dbc, imsi, DB_SUBSCR_FLAG_NAM_CS | DB_SUBSCR_FLAG_NAM_PS); |
| 218 | if (rc) { |
| 219 | if (rc == -EEXIST) |
| 220 | cmd->reply = "Subscriber already exists."; |
| 221 | else |
| 222 | cmd->reply = "Cannot create subscriber."; |
| 223 | return CTRL_CMD_ERROR; |
| 224 | } |
| 225 | |
| 226 | LOGP(DCTRL, LOGL_INFO, "Created subscriber IMSI='%s'\n", |
| 227 | imsi); |
| 228 | |
| 229 | /* Retrieve data of newly created subscriber: */ |
| 230 | rc = db_subscr_get_by_imsi(hlr->dbc, imsi, &subscr); |
| 231 | if (rc < 0) { |
| 232 | cmd->reply = "Failed retrieving ID of newly created subscriber."; |
| 233 | return CTRL_CMD_ERROR; |
| 234 | } |
| 235 | |
| 236 | cmd->reply = talloc_asprintf(cmd, "%" PRIu64, subscr.id); |
| 237 | return CTRL_CMD_REPLY; |
| 238 | } |
| 239 | |
Pau Espin Pedrol | 3ca9a1f | 2022-06-20 15:38:21 +0200 | [diff] [blame] | 240 | CTRL_CMD_DEFINE_WO_NOVRF(subscr_delete, "delete"); |
| 241 | static int set_subscr_delete(struct ctrl_cmd *cmd, void *data) |
| 242 | { |
| 243 | struct hlr_subscriber subscr; |
| 244 | struct hlr *hlr = data; |
| 245 | const char *imsi = cmd->value; |
| 246 | int rc; |
| 247 | |
| 248 | if (!osmo_imsi_str_valid(imsi)) { |
| 249 | cmd->reply = "Invalid IMSI value."; |
| 250 | return CTRL_CMD_ERROR; |
| 251 | } |
| 252 | |
| 253 | /* Retrieve data of newly created subscriber: */ |
| 254 | rc = db_subscr_get_by_imsi(hlr->dbc, imsi, &subscr); |
| 255 | if (rc < 0) { |
| 256 | cmd->reply = "Subscriber doesn't exist."; |
| 257 | return CTRL_CMD_ERROR; |
| 258 | } |
| 259 | |
| 260 | /* Create the subscriber in the DB */ |
| 261 | rc = db_subscr_delete_by_id(g_hlr->dbc, subscr.id); |
| 262 | if (rc) { |
| 263 | cmd->reply = "Cannot delete subscriber."; |
| 264 | return CTRL_CMD_ERROR; |
| 265 | } |
| 266 | |
| 267 | LOGP(DCTRL, LOGL_INFO, "Deleted subscriber IMSI='%s'\n", |
| 268 | imsi); |
| 269 | |
| 270 | cmd->reply = talloc_asprintf(cmd, "%" PRIu64, subscr.id); |
| 271 | return CTRL_CMD_REPLY; |
| 272 | } |
| 273 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 274 | CTRL_CMD_DEFINE_RO(subscr_info, "info"); |
| 275 | static int get_subscr_info(struct ctrl_cmd *cmd, void *data) |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 276 | { |
Neels Hofmeyr | 00b1d43 | 2017-10-17 01:43:48 +0200 | [diff] [blame] | 277 | struct hlr_subscriber subscr; |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 278 | struct hlr *hlr = data; |
| 279 | const char *by_selector = cmd->node; |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 280 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 281 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 282 | return CTRL_CMD_ERROR; |
| 283 | |
| 284 | print_subscr_info(cmd, &subscr); |
| 285 | |
| 286 | return CTRL_CMD_REPLY; |
| 287 | } |
| 288 | |
| 289 | CTRL_CMD_DEFINE_RO(subscr_info_aud, "info-aud"); |
| 290 | static int get_subscr_info_aud(struct ctrl_cmd *cmd, void *data) |
| 291 | { |
| 292 | const char *imsi; |
| 293 | struct osmo_sub_auth_data aud2g; |
| 294 | struct osmo_sub_auth_data aud3g; |
| 295 | struct hlr *hlr = data; |
| 296 | const char *by_selector = cmd->node; |
| 297 | int rc; |
| 298 | |
| 299 | imsi = get_subscriber_imsi(hlr->dbc, by_selector, cmd); |
| 300 | if (!imsi) |
| 301 | return CTRL_CMD_ERROR; |
| 302 | |
| 303 | rc = db_get_auth_data(hlr->dbc, imsi, &aud2g, &aud3g, NULL); |
| 304 | |
Neels Hofmeyr | bd1dca0 | 2017-11-23 15:25:30 +0100 | [diff] [blame] | 305 | switch (rc) { |
| 306 | case 0: |
| 307 | break; |
| 308 | case -ENOENT: |
| 309 | case -ENOKEY: |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 310 | /* No auth data found, tell the print*() functions about it. */ |
| 311 | aud2g.algo = OSMO_AUTH_ALG_NONE; |
| 312 | aud3g.algo = OSMO_AUTH_ALG_NONE; |
Neels Hofmeyr | bd1dca0 | 2017-11-23 15:25:30 +0100 | [diff] [blame] | 313 | break; |
| 314 | default: |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 315 | cmd->reply = "Error retrieving authentication data."; |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 316 | return CTRL_CMD_ERROR; |
| 317 | } |
| 318 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 319 | print_subscr_info_aud2g(cmd, &aud2g); |
| 320 | print_subscr_info_aud3g(cmd, &aud3g); |
| 321 | |
| 322 | return CTRL_CMD_REPLY; |
| 323 | } |
| 324 | |
| 325 | CTRL_CMD_DEFINE_RO(subscr_info_all, "info-all"); |
| 326 | static int get_subscr_info_all(struct ctrl_cmd *cmd, void *data) |
| 327 | { |
| 328 | struct hlr_subscriber subscr; |
| 329 | struct osmo_sub_auth_data aud2g; |
| 330 | struct osmo_sub_auth_data aud3g; |
| 331 | struct hlr *hlr = data; |
| 332 | const char *by_selector = cmd->node; |
| 333 | int rc; |
| 334 | |
| 335 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 336 | return CTRL_CMD_ERROR; |
| 337 | |
| 338 | rc = db_get_auth_data(hlr->dbc, subscr.imsi, &aud2g, &aud3g, NULL); |
| 339 | |
Neels Hofmeyr | bd1dca0 | 2017-11-23 15:25:30 +0100 | [diff] [blame] | 340 | switch (rc) { |
| 341 | case 0: |
| 342 | break; |
| 343 | case -ENOENT: |
| 344 | case -ENOKEY: |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 345 | /* No auth data found, tell the print*() functions about it. */ |
| 346 | aud2g.algo = OSMO_AUTH_ALG_NONE; |
| 347 | aud3g.algo = OSMO_AUTH_ALG_NONE; |
Neels Hofmeyr | bd1dca0 | 2017-11-23 15:25:30 +0100 | [diff] [blame] | 348 | break; |
| 349 | default: |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 350 | cmd->reply = "Error retrieving authentication data."; |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 351 | return CTRL_CMD_ERROR; |
| 352 | } |
| 353 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 354 | print_subscr_info(cmd, &subscr); |
| 355 | print_subscr_info_aud2g(cmd, &aud2g); |
| 356 | print_subscr_info_aud3g(cmd, &aud3g); |
| 357 | |
| 358 | return CTRL_CMD_REPLY; |
| 359 | } |
| 360 | |
| 361 | static int verify_subscr_cs_ps_enabled(struct ctrl_cmd *cmd, const char *value, void *data) |
| 362 | { |
| 363 | if (!value || !*value |
| 364 | || (strcmp(value, "0") && strcmp(value, "1"))) |
| 365 | return 1; |
| 366 | return 0; |
| 367 | } |
| 368 | |
| 369 | static int get_subscr_cs_ps_enabled(struct ctrl_cmd *cmd, void *data, |
| 370 | bool is_ps) |
| 371 | { |
| 372 | struct hlr_subscriber subscr; |
| 373 | struct hlr *hlr = data; |
| 374 | const char *by_selector = cmd->node; |
| 375 | |
| 376 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 377 | return CTRL_CMD_ERROR; |
| 378 | |
| 379 | cmd->reply = (is_ps ? subscr.nam_ps : subscr.nam_cs) |
| 380 | ? "1" : "0"; |
| 381 | return CTRL_CMD_REPLY; |
| 382 | } |
| 383 | |
| 384 | static int set_subscr_cs_ps_enabled(struct ctrl_cmd *cmd, void *data, |
| 385 | bool is_ps) |
| 386 | { |
| 387 | const char *imsi; |
| 388 | struct hlr *hlr = data; |
| 389 | const char *by_selector = cmd->node; |
| 390 | |
| 391 | imsi = get_subscriber_imsi(hlr->dbc, by_selector, cmd); |
| 392 | if (!imsi) |
| 393 | return CTRL_CMD_ERROR; |
| 394 | if (db_subscr_nam(hlr->dbc, imsi, strcmp(cmd->value, "1") == 0, is_ps)) |
| 395 | return CTRL_CMD_ERROR; |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 396 | cmd->reply = "OK"; |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 397 | return CTRL_CMD_REPLY; |
| 398 | } |
| 399 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 400 | CTRL_CMD_DEFINE(subscr_ps_enabled, "ps-enabled"); |
| 401 | static int verify_subscr_ps_enabled(struct ctrl_cmd *cmd, const char *value, void *data) |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 402 | { |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 403 | return verify_subscr_cs_ps_enabled(cmd, value, data); |
| 404 | } |
| 405 | static int get_subscr_ps_enabled(struct ctrl_cmd *cmd, void *data) |
| 406 | { |
| 407 | return get_subscr_cs_ps_enabled(cmd, data, true); |
| 408 | } |
| 409 | static int set_subscr_ps_enabled(struct ctrl_cmd *cmd, void *data) |
| 410 | { |
| 411 | return set_subscr_cs_ps_enabled(cmd, data, true); |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 412 | } |
| 413 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 414 | CTRL_CMD_DEFINE(subscr_cs_enabled, "cs-enabled"); |
| 415 | static int verify_subscr_cs_enabled(struct ctrl_cmd *cmd, const char *value, void *data) |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 416 | { |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 417 | return verify_subscr_cs_ps_enabled(cmd, value, data); |
Max | 9cacb6f | 2017-02-20 17:22:56 +0100 | [diff] [blame] | 418 | } |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 419 | static int get_subscr_cs_enabled(struct ctrl_cmd *cmd, void *data) |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 420 | { |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 421 | return get_subscr_cs_ps_enabled(cmd, data, false); |
| 422 | } |
| 423 | static int set_subscr_cs_enabled(struct ctrl_cmd *cmd, void *data) |
| 424 | { |
| 425 | return set_subscr_cs_ps_enabled(cmd, data, false); |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 426 | } |
| 427 | |
Pau Espin Pedrol | 140dffd | 2022-06-17 19:04:23 +0200 | [diff] [blame] | 428 | CTRL_CMD_DEFINE(subscr_msisdn, "msisdn"); |
| 429 | static int verify_subscr_msisdn(struct ctrl_cmd *cmd, const char *value, void *data) |
| 430 | { |
| 431 | struct hlr_subscriber subscr; |
| 432 | if (!value) |
| 433 | return 1; |
| 434 | if (strlen(value) > sizeof(subscr.msisdn) - 1) |
| 435 | return 1; |
| 436 | if (strcmp(value, "none") != 0 && !osmo_msisdn_str_valid(value)) |
| 437 | return 1; |
| 438 | return 0; |
| 439 | } |
| 440 | static int get_subscr_msisdn(struct ctrl_cmd *cmd, void *data) |
| 441 | { |
| 442 | struct hlr_subscriber subscr; |
| 443 | struct hlr *hlr = data; |
| 444 | const char *by_selector = cmd->node; |
| 445 | |
| 446 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 447 | return CTRL_CMD_ERROR; |
| 448 | |
| 449 | if (strlen(subscr.msisdn) == 0) |
| 450 | snprintf(subscr.msisdn, sizeof(subscr.msisdn), "none"); |
| 451 | |
| 452 | cmd->reply = talloc_asprintf(cmd, "%s", subscr.msisdn); |
| 453 | return CTRL_CMD_REPLY; |
| 454 | } |
| 455 | static int set_subscr_msisdn(struct ctrl_cmd *cmd, void *data) |
| 456 | { |
| 457 | struct hlr_subscriber subscr; |
| 458 | struct hlr *hlr = data; |
| 459 | const char *by_selector = cmd->node; |
| 460 | const char *msisdn; |
| 461 | |
| 462 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 463 | return CTRL_CMD_ERROR; |
| 464 | |
| 465 | if (strcmp(cmd->value, "none") == 0) |
| 466 | msisdn = NULL; |
| 467 | else |
| 468 | msisdn = cmd->value; |
| 469 | |
| 470 | if (db_subscr_update_msisdn_by_imsi(g_hlr->dbc, subscr.imsi, msisdn)) { |
| 471 | cmd->reply = "Update MSISDN failed"; |
| 472 | return CTRL_CMD_ERROR; |
| 473 | } |
| 474 | |
| 475 | cmd->reply = "OK"; |
| 476 | return CTRL_CMD_REPLY; |
| 477 | } |
| 478 | |
Pau Espin Pedrol | 1d0a030 | 2022-06-20 16:48:45 +0200 | [diff] [blame^] | 479 | /* value format: <algo[,KI]> */ |
| 480 | CTRL_CMD_DEFINE(subscr_aud2g, "aud2g"); |
| 481 | static int verify_subscr_aud2g(struct ctrl_cmd *cmd, const char *value, void *data) |
| 482 | { |
| 483 | if (!value) |
| 484 | return 1; |
| 485 | if (strcasecmp(value, "none") != 0 && !strchr(value, ',')) |
| 486 | return 1; |
| 487 | return 0; |
| 488 | } |
| 489 | static int get_subscr_aud2g(struct ctrl_cmd *cmd, void *data) |
| 490 | { |
| 491 | struct hlr_subscriber subscr; |
| 492 | struct hlr *hlr = data; |
| 493 | const char *by_selector = cmd->node; |
| 494 | struct osmo_sub_auth_data aud2g; |
| 495 | struct osmo_sub_auth_data aud3g_unused; |
| 496 | int rc; |
| 497 | |
| 498 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 499 | return CTRL_CMD_ERROR; |
| 500 | |
| 501 | rc = db_get_auth_data(hlr->dbc, subscr.imsi, &aud2g, &aud3g_unused, NULL); |
| 502 | switch (rc) { |
| 503 | case 0: |
| 504 | break; |
| 505 | case -ENOENT: |
| 506 | case -ENOKEY: |
| 507 | aud2g.algo = OSMO_AUTH_ALG_NONE; |
| 508 | break; |
| 509 | default: |
| 510 | cmd->reply = "Error retrieving data from database."; |
| 511 | return CTRL_CMD_ERROR; |
| 512 | } |
| 513 | |
| 514 | if (aud2g.algo == OSMO_AUTH_ALG_NONE) { |
| 515 | cmd->reply = "none"; |
| 516 | return CTRL_CMD_REPLY; |
| 517 | } |
| 518 | |
| 519 | cmd->reply = talloc_asprintf(cmd, "%s,%s", osmo_auth_alg_name(aud2g.algo), |
| 520 | hexdump_buf(aud2g.u.gsm.ki)); |
| 521 | return CTRL_CMD_REPLY; |
| 522 | } |
| 523 | static int set_subscr_aud2g(struct ctrl_cmd *cmd, void *data) |
| 524 | { |
| 525 | struct hlr_subscriber subscr; |
| 526 | struct hlr *hlr = data; |
| 527 | const char *by_selector = cmd->node; |
| 528 | char *tmp = NULL, *tok, *saveptr; |
| 529 | int minlen = 0; |
| 530 | int maxlen = 0; |
| 531 | struct sub_auth_data_str aud2g = { |
| 532 | .type = OSMO_AUTH_TYPE_GSM |
| 533 | }; |
| 534 | |
| 535 | if (!get_subscriber(hlr->dbc, by_selector, &subscr, cmd)) |
| 536 | return CTRL_CMD_ERROR; |
| 537 | |
| 538 | tmp = talloc_strdup(cmd, cmd->value); |
| 539 | if (!tmp) { |
| 540 | cmd->reply = "OOM"; |
| 541 | return CTRL_CMD_ERROR; |
| 542 | } |
| 543 | |
| 544 | /* Parse alg_type: */ |
| 545 | tok = strtok_r(tmp, ",", &saveptr); |
| 546 | if (!tok) { |
| 547 | cmd->reply = "Invalid format"; |
| 548 | return CTRL_CMD_ERROR; |
| 549 | } |
| 550 | if (strcmp(tok, "none") == 0) { |
| 551 | aud2g.algo = OSMO_AUTH_ALG_NONE; |
| 552 | } else if (!auth_algo_parse(tok, &aud2g.algo, &minlen, &maxlen)) { |
| 553 | cmd->reply = "Unknown auth algorithm."; |
| 554 | return CTRL_CMD_ERROR; |
| 555 | } |
| 556 | |
| 557 | if (aud2g.algo != OSMO_AUTH_ALG_NONE) { |
| 558 | tok = strtok_r(NULL, "\0", &saveptr); |
| 559 | if (!tok) { |
| 560 | cmd->reply = "Invalid format."; |
| 561 | return CTRL_CMD_ERROR; |
| 562 | } |
| 563 | aud2g.u.gsm.ki = tok; |
| 564 | if (!osmo_is_hexstr(aud2g.u.gsm.ki, minlen * 2, maxlen * 2, true)) { |
| 565 | cmd->reply = "Invalid KI."; |
| 566 | return CTRL_CMD_ERROR; |
| 567 | } |
| 568 | } |
| 569 | |
| 570 | if (db_subscr_update_aud_by_id(g_hlr->dbc, subscr.id, &aud2g)) { |
| 571 | cmd->reply = "Update aud2g failed."; |
| 572 | return CTRL_CMD_ERROR; |
| 573 | } |
| 574 | |
| 575 | cmd->reply = "OK"; |
| 576 | return CTRL_CMD_REPLY; |
| 577 | } |
| 578 | |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 579 | static int hlr_ctrl_node_lookup(void *data, vector vline, int *node_type, |
| 580 | void **node_data, int *i) |
| 581 | { |
| 582 | const char *token = vector_slot(vline, *i); |
| 583 | |
| 584 | switch (*node_type) { |
| 585 | case CTRL_NODE_ROOT: |
| 586 | if (strcmp(token, "subscriber") != 0) |
| 587 | return 0; |
| 588 | *node_data = NULL; |
| 589 | *node_type = CTRL_NODE_SUBSCR; |
| 590 | break; |
| 591 | case CTRL_NODE_SUBSCR: |
| 592 | if (!startswith(token, "by-")) |
| 593 | return 0; |
| 594 | *node_data = (void*)token; |
| 595 | *node_type = CTRL_NODE_SUBSCR_BY; |
| 596 | break; |
| 597 | default: |
| 598 | return 0; |
| 599 | } |
| 600 | |
| 601 | return 1; |
| 602 | } |
| 603 | |
Pau Espin Pedrol | b4f25a0 | 2022-06-17 15:53:28 +0200 | [diff] [blame] | 604 | static int hlr_ctrl_cmds_install() |
| 605 | { |
| 606 | int rc = 0; |
| 607 | |
Pau Espin Pedrol | d63ec88 | 2022-06-17 17:54:51 +0200 | [diff] [blame] | 608 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR, &cmd_subscr_create); |
Pau Espin Pedrol | 3ca9a1f | 2022-06-20 15:38:21 +0200 | [diff] [blame] | 609 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR, &cmd_subscr_delete); |
Pau Espin Pedrol | d63ec88 | 2022-06-17 17:54:51 +0200 | [diff] [blame] | 610 | |
Pau Espin Pedrol | b4f25a0 | 2022-06-17 15:53:28 +0200 | [diff] [blame] | 611 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_info); |
| 612 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_info_aud); |
| 613 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_info_all); |
| 614 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_ps_enabled); |
| 615 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_cs_enabled); |
Pau Espin Pedrol | 140dffd | 2022-06-17 19:04:23 +0200 | [diff] [blame] | 616 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_msisdn); |
Pau Espin Pedrol | 1d0a030 | 2022-06-20 16:48:45 +0200 | [diff] [blame^] | 617 | rc |= ctrl_cmd_install(CTRL_NODE_SUBSCR_BY, &cmd_subscr_aud2g); |
Pau Espin Pedrol | b4f25a0 | 2022-06-17 15:53:28 +0200 | [diff] [blame] | 618 | |
| 619 | return rc; |
| 620 | } |
| 621 | |
Neels Hofmeyr | 234f9cb | 2017-10-24 17:23:04 +0200 | [diff] [blame] | 622 | struct ctrl_handle *hlr_controlif_setup(struct hlr *hlr) |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 623 | { |
| 624 | int rc; |
Neels Hofmeyr | 234f9cb | 2017-10-24 17:23:04 +0200 | [diff] [blame] | 625 | struct ctrl_handle *hdl = ctrl_interface_setup_dynip2(hlr, |
| 626 | hlr->ctrl_bind_addr, |
| 627 | OSMO_CTRL_PORT_HLR, |
Neels Hofmeyr | 446eb0f | 2017-10-17 01:58:24 +0200 | [diff] [blame] | 628 | hlr_ctrl_node_lookup, |
| 629 | _LAST_CTRL_NODE_HLR); |
Max | 372868b | 2017-03-02 12:12:00 +0100 | [diff] [blame] | 630 | if (!hdl) |
| 631 | return NULL; |
| 632 | |
| 633 | rc = hlr_ctrl_cmds_install(); |
| 634 | if (rc) /* FIXME: close control interface? */ |
| 635 | return NULL; |
| 636 | |
| 637 | return hdl; |
| 638 | } |