cellular-infrastructure
/
osmo-msc
mirror of https://gerrit.osmocom.org/osmo-msc
9
0
Fork 0
Code Issues Releases Wiki Activity

[GPRS] SGSN: Add Signal handler and NS VTY support

This commit is contained in:
Harald Welte 2010-05-13 11:50:04 +02:00
parent f2b4cd7b86
commit 66f793a770
1 changed files with 45 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
openbsc/src/gprs/sgsn_main.c
View File

@ -26,6 +26,7 @@
#include <string.h>
#include <getopt.h>
#include <errno.h>
#include <signal.h>
#include <sys/fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
@ -35,6 +36,7 @@
#include <osmocore/talloc.h>
#include <osmocore/select.h>
#include <osmocore/rate_ctr.h>
#include <openbsc/signal.h>
#include <openbsc/debug.h>
@ -89,8 +91,34 @@ static int sgsn_ns_cb(enum gprs_ns_evt event, struct gprs_nsvc *nsvc,
return rc;
}
static void signal_handler(int signal)
{
fprintf(stdout, "signal %u received\n", signal);
switch (signal) {
case SIGINT:
dispatch_signal(SS_GLOBAL, S_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:
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;
}
}
/* NSI that BSSGP uses when transmitting on NS */
extern struct gprs_ns_inst *bssgp_nsi;
extern void *tall_msgb_ctx;
int main(int argc, char **argv)
{
@ -100,18 +128,21 @@ int main(int argc, char **argv)
int rc;
tall_bsc_ctx = talloc_named_const(NULL, 0, "osmo_sgsn");
tall_msgb_ctx = talloc_named_const(tall_bsc_ctx, 0, "msgb");
signal(SIGINT, &signal_handler);
signal(SIGABRT, &signal_handler);
signal(SIGUSR1, &signal_handler);
signal(SIGUSR2, &signal_handler);
signal(SIGPIPE, SIG_IGN);
log_init(&log_info);
stderr_target = log_target_create_stderr();
log_add_target(stderr_target);
log_set_all_filter(stderr_target, 1);
rate_ctr_init(tall_bsc_ctx);
telnet_init(&dummy_network, 4245);
rc = sgsn_parse_config(config_file, &sgcfg);
if (rc < 0) {
LOGP(DGPRS, LOGL_FATAL, "Cannot parse config file\n");
exit(2);
}
sgsn_nsi = gprs_ns_instantiate(&sgsn_ns_cb);
if (!sgsn_nsi) {
@ -119,6 +150,15 @@ int main(int argc, char **argv)
exit(1);
}
bssgp_nsi = sgcfg.nsi = sgsn_nsi;
gprs_ns_vty_init(bssgp_nsi);
/* FIXME: register signal handler for SS_NS */
rc = sgsn_parse_config(config_file, &sgcfg);
if (rc < 0) {
LOGP(DGPRS, LOGL_FATAL, "Cannot parse config file\n");
exit(2);
}
nsip_listen(sgsn_nsi, sgcfg.nsip_listen_port);
while (1) {