Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 1 | /* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org> |
Holger Hans Peter Freyther | 55ef5fb | 2011-04-07 23:23:27 +0200 | [diff] [blame] | 2 | * (C) 2009-2011 by Holger Hans Peter Freyther <zecke@selfish.org> |
| 3 | * (C) 2009-2011 by On-Waves |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 4 | * All Rights Reserved |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 7 | * it under the terms of the GNU Affero General Public License as published by |
| 8 | * the Free Software Foundation; either version 3 of the License, or |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 14 | * GNU Affero General Public License for more details. |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 15 | * |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 16 | * You should have received a copy of the GNU Affero General Public License |
| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 18 | * |
| 19 | */ |
| 20 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 21 | #include <openbsc/debug.h> |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 22 | #include <openbsc/gsm_data.h> |
Holger Hans Peter Freyther | 32aaef6 | 2010-09-16 17:26:35 +0800 | [diff] [blame] | 23 | #include <openbsc/osmo_bsc.h> |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 24 | #include <openbsc/osmo_bsc_rf.h> |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 25 | #include <openbsc/osmo_msc_data.h> |
| 26 | #include <openbsc/signal.h> |
Holger Hans Peter Freyther | 7a2c86b | 2010-08-26 15:38:42 +0800 | [diff] [blame] | 27 | #include <openbsc/vty.h> |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 28 | |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 29 | #include <osmocom/core/application.h> |
Pablo Neira Ayuso | 136f453 | 2011-03-22 16:47:59 +0100 | [diff] [blame] | 30 | #include <osmocom/core/talloc.h> |
| 31 | #include <osmocom/core/process.h> |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 32 | |
Harald Welte | d5db12c | 2010-08-03 15:11:51 +0200 | [diff] [blame] | 33 | #include <osmocom/sccp/sccp.h> |
Holger Hans Peter Freyther | 30e1ae9 | 2010-07-30 02:53:14 +0800 | [diff] [blame] | 34 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 35 | #define _GNU_SOURCE |
| 36 | #include <getopt.h> |
| 37 | |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 38 | #include <signal.h> |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 39 | #include <stdio.h> |
| 40 | #include <stdlib.h> |
| 41 | #include <time.h> |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 42 | #include <unistd.h> |
| 43 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 44 | |
Harald Welte | c08e8be | 2011-03-04 13:53:51 +0100 | [diff] [blame] | 45 | #include "../../bscconfig.h" |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 46 | |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 47 | struct gsm_network *bsc_gsmnet = 0; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 48 | static const char *config_file = "openbsc.cfg"; |
| 49 | static const char *rf_ctl = NULL; |
Holger Hans Peter Freyther | 38158fb | 2010-09-11 13:28:42 +0800 | [diff] [blame] | 50 | extern const char *openbsc_copyright; |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 51 | static int daemonize = 0; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 52 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 53 | static void print_usage() |
| 54 | { |
Holger Hans Peter Freyther | fede54c | 2011-04-13 09:17:40 +0200 | [diff] [blame] | 55 | printf("Usage: osmo-bsc\n"); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | static void print_help() |
| 59 | { |
| 60 | printf(" Some useful help...\n"); |
| 61 | printf(" -h --help this text\n"); |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 62 | printf(" -D --daemonize Fork the process into a background daemon\n"); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 63 | printf(" -d option --debug=DRLL:DCC:DMM:DRR:DRSL:DNM enable debugging\n"); |
| 64 | printf(" -s --disable-color\n"); |
| 65 | printf(" -T --timestamp. Print a timestamp in the debug output.\n"); |
| 66 | printf(" -c --config-file filename The config file to use.\n"); |
| 67 | printf(" -l --local=IP. The local address of the MGCP.\n"); |
| 68 | printf(" -e --log-level number. Set a global loglevel.\n"); |
| 69 | printf(" -r --rf-ctl NAME. A unix domain socket to listen for cmds.\n"); |
| 70 | printf(" -t --testmode. A special mode to provoke failures at the MSC.\n"); |
| 71 | } |
| 72 | |
Holger Hans Peter Freyther | adb6e1c | 2010-09-18 06:44:24 +0800 | [diff] [blame] | 73 | static void handle_options(int argc, char **argv) |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 74 | { |
| 75 | while (1) { |
| 76 | int option_index = 0, c; |
| 77 | static struct option long_options[] = { |
| 78 | {"help", 0, 0, 'h'}, |
| 79 | {"debug", 1, 0, 'd'}, |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 80 | {"daemonize", 0, 0, 'D'}, |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 81 | {"config-file", 1, 0, 'c'}, |
| 82 | {"disable-color", 0, 0, 's'}, |
| 83 | {"timestamp", 0, 0, 'T'}, |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 84 | {"local", 1, 0, 'l'}, |
| 85 | {"log-level", 1, 0, 'e'}, |
| 86 | {"rf-ctl", 1, 0, 'r'}, |
| 87 | {"testmode", 0, 0, 't'}, |
| 88 | {0, 0, 0, 0} |
| 89 | }; |
| 90 | |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 91 | c = getopt_long(argc, argv, "hd:DsTc:e:r:t", |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 92 | long_options, &option_index); |
| 93 | if (c == -1) |
| 94 | break; |
| 95 | |
| 96 | switch (c) { |
| 97 | case 'h': |
| 98 | print_usage(); |
| 99 | print_help(); |
| 100 | exit(0); |
| 101 | case 's': |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 102 | log_set_use_color(osmo_stderr_target, 0); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 103 | break; |
| 104 | case 'd': |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 105 | log_parse_category_mask(osmo_stderr_target, optarg); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 106 | break; |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 107 | case 'D': |
| 108 | daemonize = 1; |
| 109 | break; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 110 | case 'c': |
| 111 | config_file = strdup(optarg); |
| 112 | break; |
| 113 | case 'T': |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 114 | log_set_print_timestamp(osmo_stderr_target, 1); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 115 | break; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 116 | case 'e': |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 117 | log_set_log_level(osmo_stderr_target, atoi(optarg)); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 118 | break; |
| 119 | case 'r': |
| 120 | rf_ctl = optarg; |
| 121 | break; |
| 122 | default: |
| 123 | /* ignore */ |
| 124 | break; |
| 125 | } |
| 126 | } |
| 127 | } |
| 128 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 129 | extern enum node_type bsc_vty_go_parent(struct vty *vty); |
| 130 | |
| 131 | static struct vty_app_info vty_info = { |
Harald Welte | ec1921d | 2011-02-24 23:57:06 +0100 | [diff] [blame] | 132 | .name = "OsmoBSC", |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 133 | .version = PACKAGE_VERSION, |
| 134 | .go_parent_cb = bsc_vty_go_parent, |
Holger Hans Peter Freyther | 7a2c86b | 2010-08-26 15:38:42 +0800 | [diff] [blame] | 135 | .is_config_node = bsc_vty_is_config_node, |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 136 | }; |
| 137 | |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 138 | extern int bsc_shutdown_net(struct gsm_network *net); |
| 139 | static void signal_handler(int signal) |
| 140 | { |
| 141 | fprintf(stdout, "signal %u received\n", signal); |
| 142 | |
| 143 | switch (signal) { |
| 144 | case SIGINT: |
| 145 | bsc_shutdown_net(bsc_gsmnet); |
Pablo Neira Ayuso | bbc5b99 | 2011-05-06 12:12:31 +0200 | [diff] [blame] | 146 | osmo_signal_dispatch(SS_GLOBAL, S_GLOBAL_SHUTDOWN, NULL); |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 147 | sleep(3); |
| 148 | exit(0); |
| 149 | break; |
| 150 | case SIGABRT: |
| 151 | /* in case of abort, we want to obtain a talloc report |
| 152 | * and then return to the caller, who will abort the process */ |
| 153 | case SIGUSR1: |
| 154 | talloc_report(tall_vty_ctx, stderr); |
| 155 | talloc_report_full(tall_bsc_ctx, stderr); |
| 156 | break; |
| 157 | case SIGUSR2: |
| 158 | if (!bsc_gsmnet->msc_data) |
| 159 | return; |
| 160 | if (!bsc_gsmnet->msc_data->msc_con) |
| 161 | return; |
| 162 | if (!bsc_gsmnet->msc_data->msc_con->is_connected) |
| 163 | return; |
| 164 | bsc_msc_lost(bsc_gsmnet->msc_data->msc_con); |
| 165 | break; |
| 166 | default: |
| 167 | break; |
| 168 | } |
| 169 | } |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 170 | |
| 171 | int main(int argc, char **argv) |
| 172 | { |
Holger Hans Peter Freyther | 55ef5fb | 2011-04-07 23:23:27 +0200 | [diff] [blame] | 173 | struct osmo_msc_data *data; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 174 | int rc; |
| 175 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 176 | tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc"); |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 177 | |
| 178 | osmo_init_logging(&log_info); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 179 | |
Pablo Neira Ayuso | 0d2881a | 2011-05-14 11:32:48 +0200 | [diff] [blame] | 180 | bts_init(); |
| 181 | e1inp_init(); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 182 | |
| 183 | /* enable filters */ |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 184 | |
| 185 | /* This needs to precede handle_options() */ |
Holger Hans Peter Freyther | 38158fb | 2010-09-11 13:28:42 +0800 | [diff] [blame] | 186 | vty_info.copyright = openbsc_copyright; |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 187 | vty_init(&vty_info); |
Pablo Neira Ayuso | 739a566 | 2011-03-09 13:36:32 +0100 | [diff] [blame] | 188 | bsc_vty_init(&log_info); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 189 | |
| 190 | /* parse options */ |
| 191 | handle_options(argc, argv); |
| 192 | |
| 193 | /* seed the PRNG */ |
| 194 | srand(time(NULL)); |
| 195 | |
Holger Hans Peter Freyther | 30e1ae9 | 2010-07-30 02:53:14 +0800 | [diff] [blame] | 196 | /* initialize SCCP */ |
| 197 | sccp_set_log_area(DSCCP); |
| 198 | |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 199 | |
| 200 | rc = bsc_bootstrap_network(NULL, config_file); |
| 201 | if (rc < 0) { |
| 202 | fprintf(stderr, "Bootstrapping the network failed. exiting.\n"); |
| 203 | exit(1); |
| 204 | } |
Holger Hans Peter Freyther | 32aaef6 | 2010-09-16 17:26:35 +0800 | [diff] [blame] | 205 | bsc_api_init(bsc_gsmnet, osmo_bsc_api()); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 206 | |
Holger Hans Peter Freyther | 55ef5fb | 2011-04-07 23:23:27 +0200 | [diff] [blame] | 207 | data = bsc_gsmnet->msc_data; |
| 208 | if (rf_ctl) |
| 209 | bsc_replace_string(data, &data->rf_ctrl_name, rf_ctl); |
| 210 | |
| 211 | if (data->rf_ctrl_name) { |
| 212 | data->rf_ctl = osmo_bsc_rf_create(data->rf_ctrl_name, |
| 213 | bsc_gsmnet); |
Holger Hans Peter Freyther | 9a8b5ae | 2010-09-15 23:53:54 +0800 | [diff] [blame] | 214 | if (!data->rf_ctl) { |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 215 | fprintf(stderr, "Failed to create the RF service.\n"); |
| 216 | exit(1); |
| 217 | } |
| 218 | } |
| 219 | |
Holger Hans Peter Freyther | 5832b3e | 2010-09-16 02:14:41 +0800 | [diff] [blame] | 220 | if (osmo_bsc_msc_init(bsc_gsmnet) != 0) { |
| 221 | LOGP(DNAT, LOGL_ERROR, "Failed to start up. Exiting.\n"); |
| 222 | exit(1); |
| 223 | } |
| 224 | |
Holger Hans Peter Freyther | f3d1ae7 | 2010-11-03 16:40:03 +0100 | [diff] [blame] | 225 | if (osmo_bsc_sccp_init(bsc_gsmnet) != 0) { |
| 226 | LOGP(DNM, LOGL_ERROR, "Failed to register SCCP.\n"); |
| 227 | exit(1); |
| 228 | } |
| 229 | |
Holger Hans Peter Freyther | 620c2e6 | 2010-11-14 20:38:06 +0100 | [diff] [blame] | 230 | if (osmo_bsc_audio_init(bsc_gsmnet) != 0) { |
| 231 | LOGP(DMSC, LOGL_ERROR, "Failed to register audio support.\n"); |
| 232 | exit(1); |
| 233 | } |
| 234 | |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 235 | signal(SIGINT, &signal_handler); |
| 236 | signal(SIGABRT, &signal_handler); |
| 237 | signal(SIGUSR1, &signal_handler); |
| 238 | signal(SIGUSR2, &signal_handler); |
Holger Hans Peter Freyther | 67cd75f | 2011-05-12 16:02:07 +0200 | [diff] [blame] | 239 | osmo_init_ignore_signals(); |
Holger Hans Peter Freyther | 3e8e046 | 2010-09-15 22:29:25 +0800 | [diff] [blame] | 240 | |
Harald Welte | 2c869ef | 2010-08-25 19:43:54 +0200 | [diff] [blame] | 241 | if (daemonize) { |
| 242 | rc = osmo_daemonize(); |
| 243 | if (rc < 0) { |
| 244 | perror("Error during daemonize"); |
| 245 | exit(1); |
| 246 | } |
| 247 | } |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 248 | |
| 249 | while (1) { |
Pablo Neira Ayuso | 4db9299 | 2011-05-06 12:11:23 +0200 | [diff] [blame] | 250 | osmo_select_main(0); |
Holger Hans Peter Freyther | cacbc73 | 2010-06-30 14:59:23 +0800 | [diff] [blame] | 251 | } |
| 252 | |
Holger Hans Peter Freyther | 5ccab10 | 2010-06-30 14:33:01 +0800 | [diff] [blame] | 253 | return 0; |
| 254 | } |