[PATCH 15/15] gtphub: add signal handler to gtphub_main

diff --git a/openbsc/src/gprs/gtphub_main.c b/openbsc/src/gprs/gtphub_main.c index f3237fe..509c49f 100644 --- a/openbsc/src/gprs/gtphub_main.c +++ b/openbsc/src/gprs/gtphub_main.c @@ -19,12 +19,15 @@ * along with this program. If not, see http://www.gnu.org/licenses/. */

+#include <unistd.h> +#include <signal.h> #include <string.h> #include <errno.h>

#define _GNU_SOURCE #include <getopt.h>

+#include <osmocom/core/signal.h> #include <osmocom/core/application.h> #include <osmocom/core/logging.h> #include <osmocom/core/utils.h> @@ -148,10 +151,38 @@ void log_cfg(struct gtphub_cfg *cfg) a->addr_str, a->port); }

+static void signal_handler(int signal) +{ + fprintf(stdout, "signal %u received\n", signal); + + switch (signal) { + case SIGINT: + osmo_signal_dispatch(SS_L_GLOBAL, S_L_GLOBAL_SHUTDOWN, NULL); + sleep(1); + 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: + case SIGUSR2: + talloc_report_full(osmo_gtphub_ctx, stderr); + break; + default: + break; + } +} + int main(int argc, char **argv) { osmo_gtphub_ctx = talloc_named_const(NULL, 0, "osmo_gtphub");

+ signal(SIGINT, &signal_handler); + signal(SIGABRT, &signal_handler); + signal(SIGUSR1, &signal_handler); + signal(SIGUSR2, &signal_handler); + osmo_init_ignore_signals(); + osmo_init_logging(&gtphub_log_info);

int rc;