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-rw-r--r--src/osmo-bsc/osmo_bsc_main.c261
1 files changed, 261 insertions, 0 deletions
diff --git a/src/osmo-bsc/osmo_bsc_main.c b/src/osmo-bsc/osmo_bsc_main.c
new file mode 100644
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+++ b/src/osmo-bsc/osmo_bsc_main.c
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+/* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org>
+ * (C) 2009-2010 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * (C) 2009-2010 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 <openbsc/debug.h>
+#include <openbsc/gsm_data.h>
+#include <openbsc/osmo_bsc.h>
+#include <openbsc/osmo_bsc_rf.h>
+#include <openbsc/osmo_msc_data.h>
+#include <openbsc/signal.h>
+#include <openbsc/vty.h>
+
+#include <osmocore/talloc.h>
+#include <osmocore/process.h>
+
+#include <osmocom/sccp/sccp.h>
+
+#define _GNU_SOURCE
+#include <getopt.h>
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <unistd.h>
+
+
+#include "../../bscconfig.h"
+
+static struct log_target *stderr_target;
+struct gsm_network *bsc_gsmnet = 0;
+static const char *config_file = "openbsc.cfg";
+static const char *rf_ctl = NULL;
+extern const char *openbsc_copyright;
+static int daemonize = 0;
+
+extern int bsc_bootstrap_network(int (*layer4)(struct gsm_network *, struct msgb *), const char *cfg_file);
+
+static void print_usage()
+{
+ printf("Usage: bsc_msc_ip\n");
+}
+
+static void print_help()
+{
+ printf(" Some useful help...\n");
+ printf(" -h --help this text\n");
+ printf(" -D --daemonize Fork the process into a background daemon\n");
+ printf(" -d option --debug=DRLL:DCC:DMM:DRR:DRSL:DNM enable debugging\n");
+ printf(" -s --disable-color\n");
+ printf(" -T --timestamp. Print a timestamp in the debug output.\n");
+ printf(" -c --config-file filename The config file to use.\n");
+ printf(" -l --local=IP. The local address of the MGCP.\n");
+ printf(" -e --log-level number. Set a global loglevel.\n");
+ printf(" -r --rf-ctl NAME. A unix domain socket to listen for cmds.\n");
+ printf(" -t --testmode. A special mode to provoke failures at the MSC.\n");
+}
+
+static void handle_options(int argc, char **argv)
+{
+ while (1) {
+ int option_index = 0, c;
+ static struct option long_options[] = {
+ {"help", 0, 0, 'h'},
+ {"debug", 1, 0, 'd'},
+ {"daemonize", 0, 0, 'D'},
+ {"config-file", 1, 0, 'c'},
+ {"disable-color", 0, 0, 's'},
+ {"timestamp", 0, 0, 'T'},
+ {"local", 1, 0, 'l'},
+ {"log-level", 1, 0, 'e'},
+ {"rf-ctl", 1, 0, 'r'},
+ {"testmode", 0, 0, 't'},
+ {0, 0, 0, 0}
+ };
+
+ c = getopt_long(argc, argv, "hd:DsTc:e:r:t",
+ long_options, &option_index);
+ if (c == -1)
+ break;
+
+ switch (c) {
+ case 'h':
+ print_usage();
+ print_help();
+ exit(0);
+ case 's':
+ log_set_use_color(stderr_target, 0);
+ break;
+ case 'd':
+ log_parse_category_mask(stderr_target, optarg);
+ break;
+ case 'D':
+ daemonize = 1;
+ break;
+ case 'c':
+ config_file = strdup(optarg);
+ break;
+ case 'T':
+ log_set_print_timestamp(stderr_target, 1);
+ break;
+ case 'P':
+ ipacc_rtp_direct = 0;
+ break;
+ case 'e':
+ log_set_log_level(stderr_target, atoi(optarg));
+ break;
+ case 'r':
+ rf_ctl = optarg;
+ break;
+ default:
+ /* ignore */
+ break;
+ }
+ }
+}
+
+extern int bts_model_unknown_init(void);
+extern int bts_model_bs11_init(void);
+extern int bts_model_nanobts_init(void);
+
+extern enum node_type bsc_vty_go_parent(struct vty *vty);
+
+static struct vty_app_info vty_info = {
+ .name = "OsmoBSC",
+ .version = PACKAGE_VERSION,
+ .go_parent_cb = bsc_vty_go_parent,
+ .is_config_node = bsc_vty_is_config_node,
+};
+
+extern int bsc_shutdown_net(struct gsm_network *net);
+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:
+ if (!bsc_gsmnet->msc_data)
+ return;
+ if (!bsc_gsmnet->msc_data->msc_con)
+ return;
+ if (!bsc_gsmnet->msc_data->msc_con->is_connected)
+ return;
+ bsc_msc_lost(bsc_gsmnet->msc_data->msc_con);
+ break;
+ default:
+ break;
+ }
+}
+
+int main(int argc, char **argv)
+{
+ int rc;
+
+ log_init(&log_info);
+ tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc");
+ stderr_target = log_target_create_stderr();
+ log_add_target(stderr_target);
+
+ bts_model_unknown_init();
+ bts_model_bs11_init();
+ bts_model_nanobts_init();
+
+ /* enable filters */
+ log_set_all_filter(stderr_target, 1);
+
+ /* This needs to precede handle_options() */
+ vty_info.copyright = openbsc_copyright;
+ vty_init(&vty_info);
+ bsc_vty_init();
+
+ /* parse options */
+ handle_options(argc, argv);
+
+ /* seed the PRNG */
+ srand(time(NULL));
+
+ /* initialize SCCP */
+ sccp_set_log_area(DSCCP);
+
+
+ rc = bsc_bootstrap_network(NULL, config_file);
+ if (rc < 0) {
+ fprintf(stderr, "Bootstrapping the network failed. exiting.\n");
+ exit(1);
+ }
+ bsc_api_init(bsc_gsmnet, osmo_bsc_api());
+
+ if (rf_ctl) {
+ struct osmo_msc_data *data = bsc_gsmnet->msc_data;
+ data->rf_ctl = osmo_bsc_rf_create(rf_ctl, bsc_gsmnet);
+ if (!data->rf_ctl) {
+ fprintf(stderr, "Failed to create the RF service.\n");
+ exit(1);
+ }
+ }
+
+ if (osmo_bsc_msc_init(bsc_gsmnet) != 0) {
+ LOGP(DNAT, LOGL_ERROR, "Failed to start up. Exiting.\n");
+ exit(1);
+ }
+
+ if (osmo_bsc_sccp_init(bsc_gsmnet) != 0) {
+ LOGP(DNM, LOGL_ERROR, "Failed to register SCCP.\n");
+ exit(1);
+ }
+
+ if (osmo_bsc_audio_init(bsc_gsmnet) != 0) {
+ LOGP(DMSC, LOGL_ERROR, "Failed to register audio support.\n");
+ exit(1);
+ }
+
+ signal(SIGINT, &signal_handler);
+ signal(SIGABRT, &signal_handler);
+ signal(SIGUSR1, &signal_handler);
+ signal(SIGUSR2, &signal_handler);
+ signal(SIGPIPE, SIG_IGN);
+
+ if (daemonize) {
+ rc = osmo_daemonize();
+ if (rc < 0) {
+ perror("Error during daemonize");
+ exit(1);
+ }
+ }
+
+ while (1) {
+ bsc_select_main(0);
+ }
+
+ return 0;
+}