diff options
Diffstat (limited to 'openbsc/src/osmo-msc/osmo_msc_main.c')
| -rw-r--r-- | openbsc/src/osmo-msc/osmo_msc_main.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/openbsc/src/osmo-msc/osmo_msc_main.c b/openbsc/src/osmo-msc/osmo_msc_main.c new file mode 100644 index 000000000..ae85b1790 --- /dev/null +++ b/openbsc/src/osmo-msc/osmo_msc_main.c @@ -0,0 +1,191 @@ +/* A MSC (+HLR +VLR) in a box without MAP */ + +/* (C) 2011 by Holger Hans Peter Freyther <zecke@selfish.org> + * (C) 2011 by On-Waves + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + +#include <unistd.h> +#include <time.h> +#include <errno.h> +#include <signal.h> +#include <fcntl.h> +#include <sys/stat.h> + +#define _GNU_SOURCE +#include <getopt.h> + +#include <osmocom/core/select.h> +#include <osmocom/core/process.h> +#include <osmocom/core/talloc.h> + +#include <openbsc/db.h> +#include <openbsc/debug.h> +#include <openbsc/signal.h> +#include <openbsc/osmo_msc.h> +#include <openbsc/sms_queue.h> +#include <openbsc/vty.h> + +#include "../../bscconfig.h" + +extern enum node_type bsc_vty_go_parent(struct vty *vty); + +static const char *database_name = "hlr.sqlite3"; +static const char *config_file = "openbsc.cfg"; +extern const char *openbsc_copyright; + +static struct vty_app_info vty_info = { + .name = "OsmoMSC", + .version = PACKAGE_VERSION, + .go_parent_cb = bsc_vty_go_parent, + .is_config_node = bsc_vty_is_config_node, +}; + +/* timer to store statistics */ +#define DB_SYNC_INTERVAL 60, 0 +static struct timer_list db_sync_timer; + +static struct log_target *stderr_target; +struct gsm_network *bsc_gsmnet = 0; + +static int daemonize = 0; +static int use_mncc_sock = 0; + +/* timer handling */ +static int _db_store_counter(struct counter *counter, void *data) +{ + return db_store_counter(counter); +} + +static void db_sync_timer_cb(void *data) +{ + /* store counters to database and re-schedule */ + counters_for_each(_db_store_counter, NULL); + bsc_schedule_timer(&db_sync_timer, DB_SYNC_INTERVAL); +} + +extern void *tall_vty_ctx; +static void signal_handler(int signal) +{ + fprintf(stdout, "signal %u received\n", signal); + + switch (signal) { + case SIGINT: + bsc_shutdown_net(bsc_gsmnet); + dispatch_signal(SS_GLOBAL, S_GLOBAL_SHUTDOWN, NULL); + sleep(3); + exit(0); + break; + case SIGABRT: + /* in case of abort, we want to obtain a talloc report + * and then return to the caller, who will abort the process */ + case SIGUSR1: + talloc_report(tall_vty_ctx, stderr); + talloc_report_full(tall_bsc_ctx, stderr); + break; + case SIGUSR2: + talloc_report_full(tall_vty_ctx, stderr); + break; + default: + break; + } +} + +static void handle_options(char **argv, int argc) +{ +} + +int main(int argc, char **argv) +{ + int rc; + + vty_info.copyright = openbsc_copyright; + + log_init(&log_info); + tall_bsc_ctx = talloc_named_const(NULL, 1, "osmomsc"); + talloc_ctx_init(); + on_dso_load_token(); + on_dso_load_rrlp(); + on_dso_load_ho_dec(); + stderr_target = log_target_create_stderr(); + log_add_target(stderr_target); + + + /* enable filters */ + log_set_all_filter(stderr_target, 1); + + /* This needs to precede handle_options() */ + vty_init(&vty_info); + bsc_vty_init(&log_info); + + /* parse options */ + handle_options(argc, argv); + + /* internal MNCC handler or MNCC socket? */ + if (use_mncc_sock) { + rc = bsc_bootstrap_network(mncc_sock_from_cc, config_file); + if (rc >= 0) + mncc_sock_init(bsc_gsmnet); + } else + rc = bsc_bootstrap_network(int_mncc_recv, config_file); + if (rc < 0) + exit(1); + bsc_api_init(bsc_gsmnet, msc_bsc_api()); + + /* seed the PRNG */ + srand(time(NULL)); + + if (db_init(database_name)) { + printf("DB: Failed to init database. Please check the option settings.\n"); + return -1; + } + printf("DB: Database initialized.\n"); + + if (db_prepare()) { + printf("DB: Failed to prepare database.\n"); + return -1; + } + printf("DB: Database prepared.\n"); + + /* setup the timer */ + db_sync_timer.cb = db_sync_timer_cb; + db_sync_timer.data = NULL; + bsc_schedule_timer(&db_sync_timer, DB_SYNC_INTERVAL); + + signal(SIGINT, &signal_handler); + signal(SIGABRT, &signal_handler); + signal(SIGUSR1, &signal_handler); + signal(SIGUSR2, &signal_handler); + signal(SIGPIPE, SIG_IGN); + + /* start the SMS queue */ + if (sms_queue_start(bsc_gsmnet, 20) != 0) + return -1; + + if (daemonize) { + rc = osmo_daemonize(); + if (rc < 0) { + perror("Error during daemonize"); + exit(1); + } + } + + while (1) { + log_reset_context(); + bsc_select_main(0); + } +} |