timer_test.c revision 1d9b3491ab3216c8f278dd821455a7a3b08ddfee
/*
* Copyright (C) 1998 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <isc/assertions.h>
#include <isc/error.h>
#include <isc/mem.h>
#include <isc/task.h>
#include <isc/thread.h>
#include <isc/result.h>
#include <isc/timer.h>
isc_mem_t *mctx = NULL;
isc_task_t *t1, *t2, *t3;
isc_timer_t *ti1, *ti2, *ti3;
int tick_count = 0;
static void
shutdown_task(isc_task_t *task, isc_event_t *event) {
char *name = event->arg;
printf("task %p shutdown %s\n", task, name);
isc_event_free(&event);
}
static void
tick(isc_task_t *task, isc_event_t *event)
{
char *name = event->arg;
INSIST(event->type == ISC_TIMEREVENT_TICK);
printf("task %s (%p) tick\n", name, task);
tick_count++;
if (ti3 != NULL && tick_count % 3 == 0)
isc_timer_touch(ti3);
if (ti3 != NULL && tick_count == 7) {
isc_time_t expires, now;
isc_interval_t interval;
(void)isc_time_get(&now);
isc_interval_set(&interval, 5, 0);
isc_time_add(&now, &interval, &expires);
isc_interval_set(&interval, 4, 0);
printf("*** resetting ti3 ***\n");
RUNTIME_CHECK(isc_timer_reset(ti3, isc_timertype_once,
&expires, &interval, ISC_TRUE) ==
ISC_R_SUCCESS);
}
isc_event_free(&event);
}
static void
timeout(isc_task_t *task, isc_event_t *event)
{
char *name = event->arg;
char *type;
INSIST(event->type == ISC_TIMEREVENT_IDLE ||
event->type == ISC_TIMEREVENT_LIFE);
if (event->type == ISC_TIMEREVENT_IDLE)
type = "idle";
else
type = "life";
printf("task %s (%p) %s timeout\n", name, task, type);
if (strcmp(name, "3") == 0) {
printf("*** saving task 3 ***\n");
isc_event_free(&event);
return;
}
isc_event_free(&event);
isc_task_shutdown(task);
}
void
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, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_taskmgr_create(mctx, workers, 0, &manager) ==
ISC_R_SUCCESS);
RUNTIME_CHECK(isc_timermgr_create(mctx, &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);
(void)isc_time_get(&now);
isc_time_settoepoch(&expires);
isc_interval_set(&interval, 2, 0);
RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_once, &expires,
&interval, t2, timeout, "2", &ti2) ==
ISC_R_SUCCESS);
isc_time_settoepoch(&expires);
isc_interval_set(&interval, 1, 0);
RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker,
&expires, &interval,
t1, tick, "1", &ti1) == ISC_R_SUCCESS);
isc_interval_set(&interval, 10, 0);
isc_time_add(&now, &interval, &expires);
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");
isc_mem_stats(mctx, stdout);
isc_mem_destroy(&mctx);
}