diff options
| -rw-r--r-- | openbsc/configure.ac | 1 | ||||
| -rw-r--r-- | openbsc/src/Makefile.am | 2 | ||||
| -rw-r--r-- | openbsc/src/osmo-cscn/Makefile.am | 19 | ||||
| -rw-r--r-- | openbsc/src/osmo-cscn/cscn_main.c | 360 |
4 files changed, 381 insertions, 1 deletions
diff --git a/openbsc/configure.ac b/openbsc/configure.ac index e9930f1b0..6d8323285 100644 --- a/openbsc/configure.ac +++ b/openbsc/configure.ac @@ -195,6 +195,7 @@ AC_OUTPUT( src/libcommon/Makefile src/libfilter/Makefile src/osmo-nitb/Makefile + src/osmo-cscn/Makefile src/osmo-bsc/Makefile src/osmo-bsc_nat/Makefile src/osmo-bsc_mgcp/Makefile diff --git a/openbsc/src/Makefile.am b/openbsc/src/Makefile.am index 6f6174eb1..914157340 100644 --- a/openbsc/src/Makefile.am +++ b/openbsc/src/Makefile.am @@ -2,7 +2,7 @@ AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include -I$(top_builddir) AM_CFLAGS=-Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOGSM_CFLAGS) $(LIBOSMOGSM_CFLAGS) $(LIBOSMOVTY_CFLAGS) $(COVERAGE_CFLAGS) AM_LDFLAGS = $(LIBOSMOCORE_LIBS) $(LIBOSMOGSM_LIBS) $(COVERAGE_LDFLAGS) -SUBDIRS = libcommon libmgcp libbsc libmsc libtrau libfilter osmo-nitb osmo-bsc_mgcp utils ipaccess gprs +SUBDIRS = libcommon libmgcp libbsc libmsc libtrau libfilter osmo-nitb osmo-cscn osmo-bsc_mgcp utils ipaccess gprs # Conditional modules if BUILD_NAT diff --git a/openbsc/src/osmo-cscn/Makefile.am b/openbsc/src/osmo-cscn/Makefile.am new file mode 100644 index 000000000..a3bc8fcb4 --- /dev/null +++ b/openbsc/src/osmo-cscn/Makefile.am @@ -0,0 +1,19 @@ +AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include -I$(top_builddir) +AM_CFLAGS=-Wall $(COVERAGE_CFLAGS) \ + $(LIBOSMOCORE_CFLAGS) $(LIBOSMOGSM_CFLAGS) $(LIBOSMOVTY_CFLAGS) \ + $(LIBOSMOCTRL_CFLAGS) $(LIBOSMOABIS_CFLAGS) $(LIBSMPP34_CFLAGS) + +AM_LDFLAGS = $(COVERAGE_LDFLAGS) + +bin_PROGRAMS = osmo-cscn + +osmo_cscn_SOURCES = cscn_main.c +osmo_cscn_LDADD = \ + $(top_builddir)/src/libbsc/libbsc.a \ + $(top_builddir)/src/libmsc/libmsc.a \ + $(top_builddir)/src/libbsc/libbsc.a \ + $(top_builddir)/src/libtrau/libtrau.a \ + $(top_builddir)/src/libcommon/libcommon.a \ + -ldbi $(LIBCRYPT) \ + $(LIBOSMOGSM_LIBS) $(LIBOSMOVTY_LIBS) $(LIBOSMOCORE_LIBS) \ + $(LIBOSMOCTRL_LIBS) $(LIBOSMOABIS_LIBS) $(LIBSMPP34_LIBS) $(LIBCRYPTO_LIBS) diff --git a/openbsc/src/osmo-cscn/cscn_main.c b/openbsc/src/osmo-cscn/cscn_main.c new file mode 100644 index 000000000..8b074f117 --- /dev/null +++ b/openbsc/src/osmo-cscn/cscn_main.c @@ -0,0 +1,360 @@ +/* A hackish minimal BSC (+MSC +HLR) implementation */ + +/* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org> + * (C) 2009-2012 by Holger Hans Peter Freyther <zecke@selfish.org> + * 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 <openbsc/db.h> +#include <osmocom/core/application.h> +#include <osmocom/core/select.h> +#include <osmocom/core/stats.h> +#include <openbsc/debug.h> +#include <osmocom/abis/abis.h> +#include <osmocom/abis/e1_input.h> +#include <osmocom/core/talloc.h> +#include <openbsc/signal.h> +#include <openbsc/osmo_msc.h> +#include <openbsc/osmo_msc_data.h> +#include <openbsc/sms_queue.h> +#include <openbsc/vty.h> +#include <openbsc/bss.h> +#include <openbsc/mncc.h> +#include <openbsc/token_auth.h> +#include <openbsc/handover_decision.h> +#include <openbsc/rrlp.h> +#include <osmocom/ctrl/control_if.h> +#include <osmocom/ctrl/ports.h> +#include <openbsc/ctrl.h> +#include <openbsc/osmo_bsc_rf.h> +#include <openbsc/smpp.h> + +#include "../../bscconfig.h" + +/* MCC and MNC for the Location Area Identifier */ +struct gsm_network *bsc_gsmnet = 0; +static const char *database_name = "hlr.sqlite3"; +static const char *config_file = "openbsc.cfg"; +static const char *rf_ctrl_name = NULL; +extern const char *openbsc_copyright; +static int daemonize = 0; +static int use_mncc_sock = 0; +static int use_db_counter = 1; + +/* timer to store statistics */ +#define DB_SYNC_INTERVAL 60, 0 +#define EXPIRE_INTERVAL 10, 0 + +static struct osmo_timer_list db_sync_timer; + +static void create_pcap_file(char *file) +{ + mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; + int fd = open(file, O_WRONLY|O_TRUNC|O_CREAT, mode); + + if (fd < 0) { + perror("Failed to open file for pcap"); + return; + } + + e1_set_pcap_fd(fd); +} + +static void print_usage() +{ + printf("Usage: osmo-nitb\n"); +} + +static void print_help() +{ + printf(" Some useful help...\n"); + printf(" -h --help This text.\n"); + printf(" -d option --debug=DRLL:DCC:DMM:DRR:DRSL:DNM Enable debugging.\n"); + printf(" -D --daemonize Fork the process into a background daemon.\n"); + printf(" -c --config-file filename The config file to use.\n"); + printf(" -s --disable-color\n"); + printf(" -l --database db-name The database to use.\n"); + printf(" -a --authorize-everyone Authorize every new subscriber. Dangerous!\n"); + printf(" -T --timestamp Prefix every log line with a timestamp.\n"); + printf(" -V --version Print the version of OpenBSC.\n"); + printf(" -P --rtp-proxy Enable the RTP Proxy code inside OpenBSC.\n"); + printf(" -e --log-level number Set a global loglevel.\n"); + printf(" -m --mncc-sock Disable built-in MNCC handler and offer socket.\n"); + printf(" -C --no-dbcounter Disable regular syncing of counters to database.\n"); + printf(" -r --rf-ctl NAME A unix domain socket to listen for cmds.\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'}, + {"database", 1, 0, 'l'}, + {"authorize-everyone", 0, 0, 'a'}, + {"pcap", 1, 0, 'p'}, + {"timestamp", 0, 0, 'T'}, + {"version", 0, 0, 'V' }, + {"rtp-proxy", 0, 0, 'P'}, + {"log-level", 1, 0, 'e'}, + {"mncc-sock", 0, 0, 'm'}, + {"no-dbcounter", 0, 0, 'C'}, + {"rf-ctl", 1, 0, 'r'}, + {0, 0, 0, 0} + }; + + c = getopt_long(argc, argv, "hd:Dsl:ar:p:TPVc:e:mCr:", + long_options, &option_index); + if (c == -1) + break; + + switch (c) { + case 'h': + print_usage(); + print_help(); + exit(0); + case 's': + log_set_use_color(osmo_stderr_target, 0); + break; + case 'd': + log_parse_category_mask(osmo_stderr_target, optarg); + break; + case 'D': + daemonize = 1; + break; + case 'l': + database_name = optarg; + break; + case 'c': + config_file = optarg; + break; + case 'p': + create_pcap_file(optarg); + break; + case 'T': + log_set_print_timestamp(osmo_stderr_target, 1); + break; + case 'P': + ipacc_rtp_direct = 0; + break; + case 'e': + log_set_log_level(osmo_stderr_target, atoi(optarg)); + break; + case 'm': + use_mncc_sock = 1; + break; + case 'C': + use_db_counter = 0; + break; + case 'V': + print_version(1); + exit(0); + break; + case 'r': + rf_ctrl_name = optarg; + break; + default: + /* ignore */ + break; + } + } +} + +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); + osmo_signal_dispatch(SS_L_GLOBAL, S_L_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; + } +} + +/* timer handling */ +static int _db_store_counter(struct osmo_counter *counter, void *data) +{ + return db_store_counter(counter); +} + +static void db_sync_timer_cb(void *data) +{ + /* store counters to database and re-schedule */ + osmo_counters_for_each(_db_store_counter, NULL); + osmo_timer_schedule(&db_sync_timer, DB_SYNC_INTERVAL); +} + +static void subscr_expire_cb(void *data) +{ + subscr_expire(bsc_gsmnet->subscr_group); + osmo_timer_schedule(&bsc_gsmnet->subscr_expire_timer, EXPIRE_INTERVAL); +} + +void talloc_ctx_init(void); + +extern int bsc_vty_go_parent(struct vty *vty); + +static struct vty_app_info vty_info = { + .name = "OpenBSC", + .version = PACKAGE_VERSION, + .go_parent_cb = bsc_vty_go_parent, + .is_config_node = bsc_vty_is_config_node, +}; + +int main(int argc, char **argv) +{ + int rc; + + vty_info.copyright = openbsc_copyright; + + tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc"); + talloc_ctx_init(); + on_dso_load_token(); + on_dso_load_rrlp(); + on_dso_load_ho_dec(); + + libosmo_abis_init(tall_bsc_ctx); + osmo_init_logging(&log_info); + osmo_stats_init(tall_bsc_ctx); + bts_init(); + + /* This needs to precede handle_options() */ + vty_init(&vty_info); + bsc_vty_init(&log_info); + +#ifdef BUILD_SMPP + if (smpp_openbsc_init(tall_bsc_ctx, 0) < 0) + return -1; +#endif + + /* 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); +#ifdef BUILD_SMPP + smpp_openbsc_set_net(bsc_gsmnet); +#endif + bsc_api_init(bsc_gsmnet, msc_bsc_api()); + + bsc_gsmnet->ctrl = bsc_controlif_setup(bsc_gsmnet, OSMO_CTRL_PORT_NITB_BSC); + if (!bsc_gsmnet->ctrl) { + printf("Failed to initialize control interface. Exiting.\n"); + return -1; + } + + if (bsc_base_ctrl_cmds_install() != 0) { + printf("Failed to initialize the BSC control commands.\n"); + return -1; + } + + if (msc_ctrl_cmds_install() != 0) { + printf("Failed to initialize the MSC control commands.\n"); + return -1; + } + + /* seed the PRNG */ + srand(time(NULL)); + + bsc_gsmnet->bsc_data->rf_ctrl = osmo_bsc_rf_create(rf_ctrl_name, bsc_gsmnet); + if (!bsc_gsmnet->bsc_data->rf_ctrl) { + fprintf(stderr, "Failed to create the RF service.\n"); + exit(1); + } + + 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; + if (use_db_counter) + osmo_timer_schedule(&db_sync_timer, DB_SYNC_INTERVAL); + + bsc_gsmnet->subscr_expire_timer.cb = subscr_expire_cb; + bsc_gsmnet->subscr_expire_timer.data = NULL; + osmo_timer_schedule(&bsc_gsmnet->subscr_expire_timer, EXPIRE_INTERVAL); + + signal(SIGINT, &signal_handler); + signal(SIGABRT, &signal_handler); + signal(SIGUSR1, &signal_handler); + signal(SIGUSR2, &signal_handler); + osmo_init_ignore_signals(); + + /* 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(); + osmo_select_main(0); + } +} |