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Diffstat (limited to 'src/osmo-bts-sysmo/main.c')
| -rw-r--r-- | src/osmo-bts-sysmo/main.c | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/src/osmo-bts-sysmo/main.c b/src/osmo-bts-sysmo/main.c new file mode 100644 index 00000000..701b79a1 --- /dev/null +++ b/src/osmo-bts-sysmo/main.c @@ -0,0 +1,243 @@ +/* Main program for Sysmocom BTS */ + +/* (C) 2011 by Harald Welte <laforge@gnumonks.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 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 <stdint.h> +#include <unistd.h> +#include <stdlib.h> +#include <errno.h> +#include <getopt.h> +#include <sys/signal.h> + +#include <netinet/in.h> +#include <arpa/inet.h> + +#include <osmocom/core/talloc.h> +#include <osmocom/core/application.h> + +#include <osmo-bts/gsm_data.h> +#include <osmo-bts/logging.h> +#include <osmo-bts/abis.h> +#include <osmo-bts/bts.h> +#include <osmo-bts/vty.h> + +#include "l1_if.h" + +/* FIXME: read from real hardware */ +const uint8_t abis_mac[6] = { 0,1,2,3,4,5 }; +/* FIXME: generate from git */ +const char *software_version = "0815"; + +static const char *bsc_host = NULL; +static const char *config_file = "osmo-bts.cfg"; +extern const char *osmobts_copyright; +static int daemonize = 0; + +int bts_model_init(struct gsm_bts *bts) +{ + struct femtol1_hdl *fl1h; + + fl1h = l1if_open(bts->c0); + if (!fl1h) { + LOGP(DL1C, LOGL_FATAL, "Cannot open L1 Interface\n"); + return -EIO; + } + + bts->c0->role_bts.l1h = fl1h; + + l1if_reset(fl1h); + + return 0; +} + +struct ipabis_link *link_init(struct gsm_bts *bts, const char *ip) +{ + struct ipabis_link *link = talloc_zero(bts, struct ipabis_link); + struct in_addr ia; + int rc; + + inet_aton(ip, &ia); + + link->bts = bts; + bts->oml_link = link; + + rc = abis_open(link, ntohl(ia.s_addr)); + if (rc < 0) + return NULL; + + return link; +} + +static void print_help() +{ + printf( "Some useful options:\n" + " -h --help this text\n" + " -d --debug MASK Enable debugging (e.g. -d DRSL:DOML:DLAPDM)\n" + " -D --daemonize For the process into a background daemon\n" + " -c --config-file Specify the filename of the config file\n" + " -s --disable-color Don't use colors in stderr log output\n" + " -T --timestamp Prefix every log line with a timestamp\n" + " -V --version Print version information and exit\n" + " -e --log-level Set a global log-level\n" + " -B --bsc-host Specify host-name of the BSC\n" + ); +} + +/* FIXME: finally get some option parsing code into libosmocore */ +static void handle_options(int argc, char **argv) +{ + while (1) { + int option_idx = 0, c; + static const struct option long_options[] = { + /* FIXME: all those are generic Osmocom app 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' }, + { "version", 0, 0, 'V' }, + { "log-level", 1, 0, 'e' }, + { "bsc-host", 1, 0, 'B' }, + { 0, 0, 0, 0 } + }; + + c = getopt_long(argc, argv, "hd:Dc:sTVe:B:", + long_options, &option_idx); + if (c == -1) + break; + + switch (c) { + case 'h': + print_help(); + exit(0); + break; + 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 'c': + config_file = strdup(optarg); + break; + case 'T': + log_set_print_timestamp(osmo_stderr_target, 1); + break; + case 'V': + print_version(1); + exit(0); + break; + case 'e': + log_set_log_level(osmo_stderr_target, atoi(optarg)); + break; + case 'B': + bsc_host = strdup(optarg); + break; + default: + break; + } + } +} + +static void signal_handler(int signal) +{ + fprintf(stderr, "signal %u received\n", signal); + + switch (signal) { + case SIGINT: + //osmo_signal_dispatch(SS_GLOBAL, S_GLOBAL_SHUTDOWN, NULL); + sleep(3); + exit(0); + break; + case SIGABRT: + case SIGUSR1: + case SIGUSR2: + talloc_report_full(tall_bts_ctx, stderr); + break; + default: + break; + } +} + +int main(int argc, char **argv) +{ + struct gsm_bts *bts; + struct ipabis_link *link; + int rc; + + tall_bts_ctx = talloc_named_const(NULL, 1, "OsmoBTS context"); + + bts_log_init(NULL); + + bts = gsm_bts_alloc(tall_bts_ctx); + + vty_init(&bts_vty_info); + //bts_vty_init(& + + /* FIXME: parse config file */ + + rc = telnet_init(tall_bts_ctx, NULL, 4241); + if (rc < 0) { + fprintf(stderr, "Error initializing telnet\n"); + exit(1); + } + + handle_options(argc, argv); + + if (!bsc_host) { + fprintf(stderr, "You need to specify the BSC hostname\n"); + exit(2); + } + + signal(SIGINT, &signal_handler); + signal(SIGABRT, &signal_handler); + signal(SIGUSR1, &signal_handler); + signal(SIGUSR2, &signal_handler); + osmo_init_ignore_signals(); + + if (bts_init(bts) < 0) { + fprintf(stderr, "unable to to open bts\n"); + exit(1); + } + + link = link_init(bts, bsc_host); + if (!link) { + fprintf(stderr, "unable to connect to BSC\n"); + exit(1); + } + bts->oml_link = link; + + if (daemonize) { + rc = osmo_daemonize(); + if (rc < 0) { + perror("Error during daemonize"); + exit(1); + } + } + + while (1) { + log_reset_context(); + osmo_select_main(0); + } +} |