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osmo-el2tpd
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l2tpd: implement signal handler

This commit is contained in:
Alexander Couzens 2016-12-05 13:35:59 +01:00 committed by Harald Welte
parent a1a5c08e73
commit 9aadf0cf6d
1 changed files with 35 additions and 1 deletions
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36
siu/l2tp/l2tpd.c
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@ -1,6 +1,8 @@
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <signal.h>
#include <unistd.h>
#include <arpa/inet.h>
@ -13,6 +15,7 @@
#include <osmocom/core/select.h>
#include <osmocom/core/socket.h>
#include <osmocom/core/fsm.h>
#include <osmocom/core/signal.h>
#include "l2tp_protocol.h"
#include "l2tpd.h"
@ -23,6 +26,7 @@
#include "l2tpd_logging.h"
#include "l2tpd_socket.h"
void *tall_l2tp_ctx;
struct l2tpd_instance *l2i;
/* FIXME: global static instance */
@ -75,13 +79,43 @@ static int l2tpd_instance_start(struct l2tpd_instance *li)
return 0;
}
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:
/* FIXME: call vty report when implementing vty */
// talloc_report(tall_vty_ctx, stderr);
talloc_report_full(tall_l2tp_ctx, stderr);
break;
case SIGUSR2:
// talloc_report_full(tall_vty_ctx, stderr);
break;
default:
break;
}
}
int main(int argc, char **argv)
{
int rc;
void *tall_l2tp_ctx = talloc_named_const(NULL, 0, "l2tpd");
tall_l2tp_ctx = talloc_named_const(NULL, 0, "l2tpd");
msgb_talloc_ctx_init(tall_l2tp_ctx, 0);
signal(SIGINT, &signal_handler);
signal(SIGABRT, &signal_handler);
signal(SIGUSR1, &signal_handler);
signal(SIGUSR2, &signal_handler);
l2tpd_log_init();