Beispiel #1
0
static t_info *
new_task(isc_mem_t *mctx, const char *name) {
	t_info *ti;
	isc_time_t expires;
	isc_interval_t interval;

	RUNTIME_CHECK(task_count < MAX_TASKS);
	ti = &tasks[task_count];
	ti->mctx = mctx;
	ti->task = NULL;
	ti->timer = NULL;
	ti->ticks = 0;
	if (name != NULL) {
		INSIST(strlen(name) < sizeof(ti->name));
		strcpy(ti->name, name);
	} else
		sprintf(ti->name, "%d", task_count);
	RUNTIME_CHECK(isc_task_create(task_manager, 0, &ti->task) ==
		      ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(ti->task, shutdown_action, ti) ==
		      ISC_R_SUCCESS);

	isc_time_settoepoch(&expires);
	isc_interval_set(&interval, 1, 0);
	RUNTIME_CHECK(isc_timer_create(timer_manager, isc_timertype_ticker,
				       &expires, &interval, ti->task,
				       tick, ti, &ti->timer) ==
		      ISC_R_SUCCESS);

	task_count++;

	return (ti);
}
Beispiel #2
0
static int
t_timers5(void) {
	char		*p;
	int		result;
	isc_mem_t	*mctx;
	isc_taskmgr_t	*tmgr;
	unsigned int	workers;
	isc_result_t	isc_result;
	isc_timermgr_t	*timermgr;
	isc_event_t	*event;
	isc_time_t	expires;
	isc_interval_t	interval;

	T5_startflag = 0;
	T5_shutdownflag = 0;
	T5_eventcnt = 0;

	workers = 2;
	p = t_getenv("ISC_TASK_WORKERS");
	if (p != NULL)
		workers = atoi(p);

	mctx = NULL;
	isc_result = isc_mem_create(0, 0, &mctx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mem_create failed %s\n",
		       isc_result_totext(isc_result));
		return(T_UNRESOLVED);
	}

	isc_result = isc_mutex_init(&T5_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_init failed %s\n",
		       isc_result_totext(isc_result));
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	isc_result = isc_condition_init(&T5_cv);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_condition_init failed %s\n",
		       isc_result_totext(isc_result));
		DESTROYLOCK(&T5_mx);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	tmgr = NULL;
	isc_result = isc_taskmgr_create(mctx, workers, 0, &tmgr);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_taskmgr_create failed %s\n",
		       isc_result_totext(isc_result));
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	timermgr = NULL;
	isc_result = isc_timermgr_create(mctx, &timermgr);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_timermgr_create failed %s\n",
		       isc_result_totext(isc_result));
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	T5_task1 = NULL;
	isc_result = isc_task_create(tmgr, 0, &T5_task1);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_task_create failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	isc_result = isc_task_onshutdown(T5_task1, t5_shutdown_event, NULL);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_task_onshutdown failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_task_destroy(&T5_task1);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	T5_task2 = NULL;
	isc_result = isc_task_create(tmgr, 0, &T5_task2);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_task_create failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_task_destroy(&T5_task1);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	isc_result = isc_mutex_lock(&T5_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_lock failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	event = isc_event_allocate(mctx, (void *)1 , (isc_eventtype_t)1,
				   t5_start_event, NULL, sizeof(*event));
	isc_task_send(T5_task1, &event);

	isc_time_settoepoch(&expires);
	isc_interval_set(&interval, T5_SECONDS, 0);

	T5_tickertimer = NULL;
	isc_result = isc_timer_create(timermgr, isc_timertype_ticker,
				      &expires, &interval, T5_task1,
				      t5_tick_event, NULL, &T5_tickertimer);

	if (isc_result != ISC_R_SUCCESS) {
		isc_timermgr_destroy(&timermgr);
		(void) isc_condition_signal(&T5_cv);
		(void) isc_mutex_unlock(&T5_mx);
		isc_task_destroy(&T5_task1);
		isc_task_destroy(&T5_task2);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	T5_oncetimer = NULL;
	isc_interval_set(&interval, (T5_SECONDS * T5_NTICKS) + 2, 0);
	isc_result = isc_time_nowplusinterval(&expires, &interval);
	if (isc_result != ISC_R_SUCCESS) {
		isc_timer_detach(&T5_tickertimer);
		isc_timermgr_destroy(&timermgr);
		(void)isc_condition_signal(&T5_cv);
		(void)isc_mutex_unlock(&T5_mx);
		isc_task_destroy(&T5_task1);
		isc_task_destroy(&T5_task2);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		return(T_UNRESOLVED);
	}

	isc_interval_set(&interval, 0, 0);
	isc_result = isc_timer_create(timermgr, isc_timertype_once,
				      &expires, &interval, T5_task2,
				      t5_once_event, NULL, &T5_oncetimer);

	if (isc_result != ISC_R_SUCCESS) {
		isc_timer_detach(&T5_tickertimer);
		isc_timermgr_destroy(&timermgr);
		(void) isc_condition_signal(&T5_cv);
		(void) isc_mutex_unlock(&T5_mx);
		isc_task_destroy(&T5_task1);
		isc_task_destroy(&T5_task2);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&T5_mx);
		(void) isc_condition_destroy(&T5_cv);
		isc_mem_destroy(&mctx);
		++T5_nprobs;
		return(T_UNRESOLVED);
	}

	/*
	 * Wait for shutdown processing to complete.
	 */
	while (! T5_shutdownflag) {
		isc_result = isc_condition_wait(&T5_cv, &T5_mx);
		if (isc_result != ISC_R_SUCCESS) {
			t_info("isc_condition_waituntil failed %s\n",
			       isc_result_totext(isc_result));
			++T5_nprobs;
		}
	}

	isc_result = isc_mutex_unlock(&T5_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_unlock failed %s\n",
		       isc_result_totext(isc_result));
		++T5_nprobs;
	}

	if (T5_eventcnt != 1) {
		t_info("processed %d events\n", T5_eventcnt);
		++T5_nfails;
	}

	isc_timer_detach(&T5_tickertimer);
	isc_timer_detach(&T5_oncetimer);
	isc_timermgr_destroy(&timermgr);
	isc_task_destroy(&T5_task1);
	isc_task_destroy(&T5_task2);
	isc_taskmgr_destroy(&tmgr);
	DESTROYLOCK(&T5_mx);
	(void) isc_condition_destroy(&T5_cv);
	isc_mem_destroy(&mctx);

	result = T_UNRESOLVED;

	if ((T5_nfails == 0) && (T5_nprobs == 0))
		result = T_PASS;
	else if (T5_nfails)
		result = T_FAIL;

	return (result);
}
Beispiel #3
0
static void
t_timers_x(isc_timertype_t timertype, isc_time_t *expires,
	   isc_interval_t *interval,
	   void (*action)(isc_task_t *, isc_event_t *))
{
	char		*p;
	isc_mem_t	*mctx;
	isc_taskmgr_t	*tmgr;
	isc_task_t	*task;
	unsigned int	workers;
	isc_result_t	isc_result;
	isc_timermgr_t	*timermgr;

	Tx_eventcnt = 0;
	isc_time_settoepoch(&Tx_endtime);

	workers = 2;
	p = t_getenv("ISC_TASK_WORKERS");
	if (p != NULL)
		workers = atoi(p);

	mctx = NULL;
	isc_result = isc_mem_create(0, 0, &mctx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mem_create failed %s\n",
		       isc_result_totext(isc_result));
		++Tx_nprobs;
		return;
	}

	isc_result = isc_mutex_init(&Tx_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_init failed %s\n",
		       isc_result_totext(isc_result));
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	isc_result = isc_condition_init(&Tx_cv);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_condition_init failed %s\n",
		       isc_result_totext(isc_result));
		DESTROYLOCK(&Tx_mx);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	tmgr = NULL;
	isc_result = isc_taskmgr_create(mctx, workers, 0, &tmgr);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_taskmgr_create failed %s\n",
		       isc_result_totext(isc_result));
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	timermgr = NULL;
	isc_result = isc_timermgr_create(mctx, &timermgr);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_timermgr_create failed %s\n",
		       isc_result_totext(isc_result));
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	isc_result = isc_mutex_lock(&Tx_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_lock failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	task = NULL;
	isc_result = isc_task_create(tmgr, 0, &task);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_task_create failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	isc_result = isc_task_onshutdown(task, tx_sde, NULL);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_task_onshutdown failed %s\n",
		       isc_result_totext(isc_result));
		isc_timermgr_destroy(&timermgr);
		isc_task_destroy(&task);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	isc_result = isc_time_now(&Tx_lasttime);
	if (isc_result != ISC_R_SUCCESS) {
		isc_timermgr_destroy(&timermgr);
		isc_task_destroy(&task);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	Tx_timer = NULL;
	isc_result = isc_timer_create(timermgr, timertype, expires, interval,
				      task, action, (void *)timertype,
				      &Tx_timer);

	if (isc_result != ISC_R_SUCCESS) {
		isc_timermgr_destroy(&timermgr);
		isc_task_destroy(&task);
		isc_taskmgr_destroy(&tmgr);
		DESTROYLOCK(&Tx_mx);
		(void) isc_condition_destroy(&Tx_cv);
		isc_mem_destroy(&mctx);
		++Tx_nprobs;
		return;
	}

	/*
	 * Wait for shutdown processing to complete.
	 */
	while (Tx_eventcnt != Tx_nevents) {
		isc_result = isc_condition_wait(&Tx_cv, &Tx_mx);
		if (isc_result != ISC_R_SUCCESS) {
			t_info("isc_condition_waituntil failed %s\n",
			       isc_result_totext(isc_result));
			++Tx_nprobs;
		}
	}

	isc_result = isc_mutex_unlock(&Tx_mx);
	if (isc_result != ISC_R_SUCCESS) {
		t_info("isc_mutex_unlock failed %s\n",
		       isc_result_totext(isc_result));
		++Tx_nprobs;
	}

	isc_task_detach(&task);
	isc_taskmgr_destroy(&tmgr);
	isc_timermgr_destroy(&timermgr);
	DESTROYLOCK(&Tx_mx);
	(void) isc_condition_destroy(&Tx_cv);
	isc_mem_destroy(&mctx);

}
Beispiel #4
0
int
main(int argc, char *argv[]) {
	isc_task_t *t1, *t2;
	isc_timermgr_t *timgr;
	isc_time_t expires;
	isc_interval_t interval;
	isc_timer_t *ti1;
	unsigned int workers;
	isc_socketmgr_t *socketmgr;
	isc_socket_t *so1, *so2;
	isc_sockaddr_t sockaddr;
	struct in_addr ina;
	struct in6_addr in6a;
	isc_result_t result;
	int pf;

	if (argc > 1)
		workers = atoi(argv[1]);
	else
		workers = 2;
	printf("%d workers\n", workers);

	if (isc_net_probeipv6() == ISC_R_SUCCESS)
		pf = PF_INET6;
	else
		pf = PF_INET;

	/*
	 * EVERYTHING needs a memory context.
	 */
	mctx = NULL;
	RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);

	/*
	 * The task manager is independent (other than memory context)
	 */
	manager = NULL;
	RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &manager) ==
		      ISC_R_SUCCESS);

	/*
	 * Timer manager depends only on the memory context as well.
	 */
	timgr = NULL;
	RUNTIME_CHECK(isc_timermgr_create(mctx, &timgr) == ISC_R_SUCCESS);

	t1 = NULL;
	RUNTIME_CHECK(isc_task_create(manager, 0, &t1) == ISC_R_SUCCESS);
	t2 = NULL;
	RUNTIME_CHECK(isc_task_create(manager, 0, &t2) == ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(t1, my_shutdown, "1") ==
		      ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(t2, my_shutdown, "2") ==
		      ISC_R_SUCCESS);

	printf("task 1 = %p\n", t1);
	printf("task 2 = %p\n", t2);

	socketmgr = NULL;
	RUNTIME_CHECK(isc_socketmgr_create(mctx, &socketmgr) == ISC_R_SUCCESS);

	/*
	 * Open up a listener socket.
	 */
	so1 = NULL;

	if (pf == PF_INET6) {
		in6a = in6addr_any;
		isc_sockaddr_fromin6(&sockaddr, &in6a, 5544);
	} else {
		ina.s_addr = INADDR_ANY;
		isc_sockaddr_fromin(&sockaddr, &ina, 5544);
	}
	RUNTIME_CHECK(isc_socket_create(socketmgr, pf, isc_sockettype_tcp,
					&so1) == ISC_R_SUCCESS);
	result = isc_socket_bind(so1, &sockaddr, ISC_SOCKET_REUSEADDRESS);
	RUNTIME_CHECK(result == ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_socket_listen(so1, 0) == ISC_R_SUCCESS);

	/*
	 * Queue up the first accept event.
	 */
	RUNTIME_CHECK(isc_socket_accept(so1, t1, my_listen, "so1")
		      == ISC_R_SUCCESS);
	isc_time_settoepoch(&expires);
	isc_interval_set(&interval, 10, 0);
	ti1 = NULL;
	RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_once, &expires,
				       &interval, t1, timeout, so1, &ti1) ==
		      ISC_R_SUCCESS);

	/*
	 * Open up a socket that will connect to www.flame.org, port 80.
	 * Why not.  :)
	 */
	so2 = NULL;
	ina.s_addr = inet_addr("204.152.184.97");
	if (0 && pf == PF_INET6)
		isc_sockaddr_v6fromin(&sockaddr, &ina, 80);
	else
		isc_sockaddr_fromin(&sockaddr, &ina, 80);
	RUNTIME_CHECK(isc_socket_create(socketmgr, isc_sockaddr_pf(&sockaddr),
					isc_sockettype_tcp,
					&so2) == ISC_R_SUCCESS);

	RUNTIME_CHECK(isc_socket_connect(so2, &sockaddr, t2,
					 my_connect, "so2") == ISC_R_SUCCESS);

	/*
	 * Detaching these is safe, since the socket will attach to the
	 * task for any outstanding requests.
	 */
	isc_task_detach(&t1);
	isc_task_detach(&t2);

	/*
	 * Wait a short while.
	 */
	sleep(10);

	fprintf(stderr, "Destroying socket manager\n");
	isc_socketmgr_destroy(&socketmgr);

	fprintf(stderr, "Destroying timer manager\n");
	isc_timermgr_destroy(&timgr);

	fprintf(stderr, "Destroying task manager\n");
	isc_taskmgr_destroy(&manager);

	isc_mem_stats(mctx, stdout);
	isc_mem_destroy(&mctx);

	return (0);
}
Beispiel #5
0
int main (int argc, char *argv[])
{
    isc_taskmgr_t *manager = NULL;

    isc_timermgr_t *timgr = NULL;

    unsigned int workers;

    isc_time_t expires, now;

    isc_interval_t interval;

    if (argc > 1)
        workers = atoi (argv[1]);
    else
        workers = 2;
    printf ("%d workers\n", workers);

    RUNTIME_CHECK (isc_mem_create (0, 0, &mctx1) == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_taskmgr_create (mctx1, workers, 0, &manager) == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_timermgr_create (mctx1, &timgr) == ISC_R_SUCCESS);

    RUNTIME_CHECK (isc_task_create (manager, 0, &t1) == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_task_create (manager, 0, &t2) == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_task_create (manager, 0, &t3) == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_task_onshutdown (t1, shutdown_task, "1") == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_task_onshutdown (t2, shutdown_task, "2") == ISC_R_SUCCESS);
    RUNTIME_CHECK (isc_task_onshutdown (t3, shutdown_task, "3") == ISC_R_SUCCESS);

    printf ("task 1: %p\n", t1);
    printf ("task 2: %p\n", t2);
    printf ("task 3: %p\n", t3);

    TIME_NOW (&now);

    isc_interval_set (&interval, 2, 0);
    RUNTIME_CHECK (isc_timer_create (timgr, isc_timertype_once, NULL,
                                     &interval, t2, timeout, "2", &ti2) == ISC_R_SUCCESS);

    isc_interval_set (&interval, 1, 0);
    RUNTIME_CHECK (isc_timer_create (timgr, isc_timertype_ticker, NULL,
                                     &interval, t1, tick, "1", &ti1) == ISC_R_SUCCESS);

    isc_interval_set (&interval, 10, 0);
    RUNTIME_CHECK (isc_time_add (&now, &interval, &expires) == ISC_R_SUCCESS);
    isc_interval_set (&interval, 2, 0);
    RUNTIME_CHECK (isc_timer_create (timgr, isc_timertype_once, &expires,
                                     &interval, t3, timeout, "3", &ti3) == ISC_R_SUCCESS);

    isc_task_detach (&t1);
    isc_task_detach (&t2);
    isc_task_detach (&t3);

    sleep (15);
    printf ("destroy\n");
    isc_timer_detach (&ti1);
    isc_timer_detach (&ti2);
    isc_timer_detach (&ti3);
    sleep (2);
    isc_timermgr_destroy (&timgr);
    isc_taskmgr_destroy (&manager);
    printf ("destroyed\n");

    printf ("Statistics for mctx1:\n");
    isc_mem_stats (mctx1, stdout);
    isc_mem_destroy (&mctx1);

    return (0);
}
Beispiel #6
0
isc_result_t
ns_lwdclientmgr_create(ns_lwreslistener_t *listener, unsigned int nclients,
                       isc_taskmgr_t *taskmgr)
{
    ns_lwresd_t *lwresd = listener->manager;
    ns_lwdclientmgr_t *cm;
    ns_lwdclient_t *client;
    unsigned int i;
    isc_result_t result = ISC_R_FAILURE;

    cm = isc_mem_get(lwresd->mctx, sizeof(ns_lwdclientmgr_t));
    if (cm == NULL)
        return (ISC_R_NOMEMORY);

    cm->listener = NULL;
    ns_lwreslistener_attach(listener, &cm->listener);
    cm->mctx = lwresd->mctx;
    cm->sock = NULL;
    isc_socket_attach(listener->sock, &cm->sock);
    cm->view = lwresd->view;
    cm->lwctx = NULL;
    cm->task = NULL;
    cm->flags = 0;
    ISC_LINK_INIT(cm, link);
    ISC_LIST_INIT(cm->idle);
    ISC_LIST_INIT(cm->running);

    if (lwres_context_create(&cm->lwctx, cm->mctx,
                             ns__lwresd_memalloc, ns__lwresd_memfree,
                             LWRES_CONTEXT_SERVERMODE)
            != ISC_R_SUCCESS)
        goto errout;

    for (i = 0; i < nclients; i++) {
        client = isc_mem_get(lwresd->mctx, sizeof(ns_lwdclient_t));
        if (client != NULL) {
            ns_lwdclient_log(50, "created client %p, manager %p",
                             client, cm);
            ns_lwdclient_initialize(client, cm);
        }
    }

    /*
     * If we could create no clients, clean up and return.
     */
    if (ISC_LIST_EMPTY(cm->idle))
        goto errout;

    result = isc_task_create(taskmgr, 0, &cm->task);
    if (result != ISC_R_SUCCESS)
        goto errout;

    /*
     * This MUST be last, since there is no way to cancel an onshutdown...
     */
    result = isc_task_onshutdown(cm->task, lwdclientmgr_shutdown_callback,
                                 cm);
    if (result != ISC_R_SUCCESS)
        goto errout;

    ns_lwreslistener_linkcm(listener, cm);

    return (ISC_R_SUCCESS);

errout:
    client = ISC_LIST_HEAD(cm->idle);
    while (client != NULL) {
        ISC_LIST_UNLINK(cm->idle, client, link);
        isc_mem_put(lwresd->mctx, client, sizeof(*client));
        client = ISC_LIST_HEAD(cm->idle);
    }

    if (cm->task != NULL)
        isc_task_detach(&cm->task);

    if (cm->lwctx != NULL)
        lwres_context_destroy(&cm->lwctx);

    isc_mem_put(lwresd->mctx, cm, sizeof(*cm));
    return (result);
}
Beispiel #7
0
int
main(int argc, char *argv[]) {
	isc_taskmgr_t *manager = NULL;
	isc_task_t *t1 = NULL, *t2 = NULL;
	isc_task_t *t3 = NULL, *t4 = NULL;
	isc_event_t *event;
	unsigned int workers;
	isc_timermgr_t *timgr;
	isc_timer_t *ti1, *ti2;
	struct isc_interval interval;

	if (argc > 1) {
		workers = atoi(argv[1]);
		if (workers < 1)
			workers = 1;
		if (workers > 8192)
			workers = 8192;
	} else
		workers = 2;
	printf("%d workers\n", workers);

	RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);

	RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &manager) ==
		      ISC_R_SUCCESS);

	RUNTIME_CHECK(isc_task_create(manager, 0, &t1) == ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_create(manager, 0, &t2) == ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_create(manager, 0, &t3) == ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_create(manager, 0, &t4) == ISC_R_SUCCESS);

	RUNTIME_CHECK(isc_task_onshutdown(t1, my_shutdown, "1") ==
		      ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(t2, my_shutdown, "2") ==
		      ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(t3, my_shutdown, "3") ==
		      ISC_R_SUCCESS);
	RUNTIME_CHECK(isc_task_onshutdown(t4, my_shutdown, "4") ==
		      ISC_R_SUCCESS);

	timgr = NULL;
	RUNTIME_CHECK(isc_timermgr_create(mctx, &timgr) == ISC_R_SUCCESS);
	ti1 = NULL;

	isc_interval_set(&interval, 1, 0);
	RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker, NULL,
				       &interval, t1, my_tick, "foo", &ti1) ==
		      ISC_R_SUCCESS);

	ti2 = NULL;
	isc_interval_set(&interval, 1, 0);
	RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker, NULL,
				       &interval, t2, my_tick, "bar", &ti2) ==
		      ISC_R_SUCCESS);

	printf("task 1 = %p\n", t1);
	printf("task 2 = %p\n", t2);
	sleep(2);

	/*
	 * Note:  (void *)1 is used as a sender here, since some compilers
	 * don't like casting a function pointer to a (void *).
	 *
	 * In a real use, it is more likely the sender would be a
	 * structure (socket, timer, task, etc) but this is just a test
	 * program.
	 */
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "1",
				   sizeof(*event));
	isc_task_send(t1, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "2",
				   sizeof(*event));
	isc_task_send(t2, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "3",
				   sizeof(*event));
	isc_task_send(t3, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "4",
				   sizeof(*event));
	isc_task_send(t4, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "2",
				   sizeof(*event));
	isc_task_send(t2, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "3",
				   sizeof(*event));
	isc_task_send(t3, &event);
	event = isc_event_allocate(mctx, (void *)1, 1, my_callback, "4",
				   sizeof(*event));
	isc_task_send(t4, &event);
	isc_task_purgerange(t3,
			    NULL,
			    ISC_EVENTTYPE_FIRSTEVENT,
			    ISC_EVENTTYPE_LASTEVENT, NULL);

	isc_task_detach(&t1);
	isc_task_detach(&t2);
	isc_task_detach(&t3);
	isc_task_detach(&t4);

	sleep(10);
	printf("destroy\n");
	isc_timer_detach(&ti1);
	isc_timer_detach(&ti2);
	isc_timermgr_destroy(&timgr);
	isc_taskmgr_destroy(&manager);
	printf("destroyed\n");

	isc_mem_stats(mctx, stdout);
	isc_mem_destroy(&mctx);

	return (0);
}