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Add signal handler to dump configuration to disk on SIGUSR1

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nirenjan 2021-08-30 10:28:29 -07:00
parent 76b1b99717
commit 0899df60c2
1 changed files with 13 additions and 0 deletions
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13
daemon/x52d_main.c
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@ -35,6 +35,12 @@ static void reload_handler(int signum)
flag_reload = true; flag_reload = true;
} }
static volatile bool flag_save_cfg;
static void save_config_handler(int signum)
{
flag_save_cfg = true;
}
static void set_log_file(bool foreground, const char *log_file) static void set_log_file(bool foreground, const char *log_file)
{ {
int rc = 0; int rc = 0;
@ -137,6 +143,7 @@ static void start_daemon(bool foreground, const char *pid_file)
listen_signal(SIGTERM, termination_handler); listen_signal(SIGTERM, termination_handler);
listen_signal(SIGQUIT, termination_handler); listen_signal(SIGQUIT, termination_handler);
listen_signal(SIGHUP, reload_handler); listen_signal(SIGHUP, reload_handler);
listen_signal(SIGUSR1, save_config_handler);
if (!foreground) { if (!foreground) {
/* Fork off for the second time */ /* Fork off for the second time */
@ -303,6 +310,12 @@ int main(int argc, char **argv)
x52d_config_apply(); x52d_config_apply();
flag_reload = false; flag_reload = false;
} }
if (flag_save_cfg) {
PINELOG_INFO(_("Saving X52 configuration to disk"));
x52d_config_save(conf_file);
flag_save_cfg = false;
}
} }
PINELOG_INFO(_("Received termination signal %s"), strsignal(flag_quit)); PINELOG_INFO(_("Received termination signal %s"), strsignal(flag_quit));