eventer_t eventer_alloc() {
eventer_t e;
e = calloc(1, sizeof(*e));
e->thr_owner = pthread_self();
e->opset = eventer_POSIX_fd_opset;
e->refcnt = 1;
mtev_atomic_inc64(&ealloccnt);
mtev_atomic_inc64(&ealloctotal);
return e;
}
static void
distribute_message_with_interests(caql_cnt_t *interests, noit_metric_message_t *message) {
mtev_atomic_inc64(&number_of_messages_received);
int i;
for(i = 0; i < nthreads; i++) {
if(interests[i] > 0) {
ck_fifo_spsc_t *fifo = (ck_fifo_spsc_t *) thread_queues[i];
ck_fifo_spsc_entry_t *fifo_entry;
ck_fifo_spsc_enqueue_lock(fifo);
fifo_entry = ck_fifo_spsc_recycle(fifo);
if(!fifo_entry) fifo_entry = malloc(sizeof(ck_fifo_spsc_entry_t));
noit_metric_director_message_ref(message);
ck_fifo_spsc_enqueue(fifo, fifo_entry, message);
ck_fifo_spsc_enqueue_unlock(fifo);
mtev_atomic_inc64(&number_of_messages_distributed);
}
}
}
static iep_thread_driver_t *noit_rabbimq_allocate(mtev_conf_section_t conf) {
char *hostname = NULL, *cp, *brk;
struct amqp_driver *dr = NULL;
int i;
pthread_mutex_lock(&driver_lock);
for(i=0; i<MAX_HOSTS; i++) {
if(stats.thread_states[i].owner == (pthread_t)(intptr_t)NULL) {
stats.thread_states[i].owner = pthread_self();
dr = &stats.thread_states[i];
break;
}
}
pthread_mutex_unlock(&driver_lock);
if(!dr) return NULL;
dr->nconnects = rand();
#define GETCONFSTR(w) mtev_conf_get_stringbuf(conf, #w, dr->w, sizeof(dr->w))
GETCONFSTR(exchange);
if(!GETCONFSTR(routingkey))
dr->routingkey[0] = '\0';
GETCONFSTR(username);
GETCONFSTR(password);
if(!GETCONFSTR(vhost)) {
dr->vhost[0] = '/';
dr->vhost[1] = '\0';
}
if(!mtev_conf_get_int(conf, "heartbeat", &dr->heartbeat))
dr->heartbeat = 5000;
dr->heartbeat = (dr->heartbeat + 999) / 1000;
(void)mtev_conf_get_string(conf, "hostname", &hostname);
if(!hostname) hostname = strdup("127.0.0.1");
for(cp = hostname; cp; cp = strchr(cp+1, ',')) dr->nhosts++;
if(dr->nhosts > MAX_HOSTS) dr->nhosts = MAX_HOSTS;
for(i = 0, cp = strtok_r(hostname, ",", &brk);
cp; cp = strtok_r(NULL, ",", &brk), i++)
strlcpy(dr->hostname[i], cp, sizeof(dr->hostname[i]));
free(hostname);
if(!mtev_conf_get_int(conf, "port", &dr->port))
dr->port = 5672;
mtev_atomic_inc64(&stats.concurrency);
return (iep_thread_driver_t *)dr;
}
