static void subscription_destroy (flux_t h, subscription_t *sub)
{
if (sub->type == FLUX_MSGTYPE_EVENT) {
(void)flux_event_unsubscribe (h, sub->topic);
flux_log (h, LOG_DEBUG, "event unsubscribe %s", sub->topic);
}
free (sub->topic);
free (sub);
}
void shutdown_destroy (shutdown_t *s)
{
if (s) {
if (s->shutdown)
flux_msg_handler_destroy (s->shutdown);
if (s->h)
(void)flux_event_unsubscribe (s->h, "shutdown");
free (s);
}
}
static void cron_event_destroy (void *arg)
{
struct cron_event *ev = arg;
if (ev == NULL)
return;
if (ev->mh)
flux_msg_handler_destroy (ev->mh);
if (ev->h && ev->event)
(void) flux_event_unsubscribe (ev->h, ev->event);
free (ev->event);
free (ev);
}
// Received an event that a simulation is starting
static void start_cb (flux_t *h,
flux_msg_handler_t *w,
const flux_msg_t *msg,
void *arg)
{
flux_log (h, LOG_DEBUG, "received a start event");
if (send_join_request (h, module_name, -1) < 0) {
flux_log (h, LOG_ERR, "failed to register with sim module");
return;
}
flux_log (h, LOG_DEBUG, "sent a join request");
if (flux_event_unsubscribe (h, "sim.start") < 0) {
flux_log (h, LOG_ERR, "failed to unsubscribe from \"sim.start\"");
} else {
flux_log (h, LOG_DEBUG, "unsubscribed from \"sim.start\"");
}
}
int main (int argc, char **argv)
{
flux_t *h;
flux_msg_t *msg;
const char *topic;
if (!(h = flux_open (NULL, 0)))
log_err_exit ("flux_open");
if (flux_event_subscribe (h, "hb") < 0)
log_err_exit ("flux_event_subscribe");
if (!(msg = flux_recv (h, FLUX_MATCH_EVENT, 0)))
log_err_exit ("flux_recv");
if (flux_msg_get_topic (msg, &topic) < 0)
log_err_exit ("flux_msg_get_topic");
printf ("Event: %s\n", topic);
if (flux_event_unsubscribe (h, "hb") < 0)
log_err_exit ("flux_event_unsubscribe");
flux_msg_destroy (msg);
flux_close (h);
return (0);
}
