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/*
* Copyright (C) 2004, 2007 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1998-2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or 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 ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC 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.
*/
/* $Id: timer_test.c,v 1.40 2007/06/19 23:46:59 tbox Exp $ */
#include <config.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <isc/mem.h>
#include <isc/task.h>
#include <isc/time.h>
#include <isc/timer.h>
#include <isc/util.h>
isc_mem_t *mctx1, *mctx2, *mctx3;
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->ev_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->ev_arg;
INSIST(event->ev_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;
isc_interval_t interval;
isc_interval_set(&interval, 5, 0);
(void)isc_time_nowplusinterval(&expires, &interval);
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->ev_arg;
const char *type;
INSIST(event->ev_type == ISC_TIMEREVENT_IDLE ||
event->ev_type == ISC_TIMEREVENT_LIFE);
if (event->ev_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);
}
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);
}
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