bin/tests/timer_test.c

	timer_test.c revision b07f8da9cd892573d00c835a22b205764975c2d2

#include "attribute.h"

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

#include <isc/memcluster.h>
#include <isc/task.h>
#include <isc/thread.h>
#include <isc/result.h>
#include <isc/timer.h>

mem_context_t mctx = NULL;
task_t t1, t2, t3;
timer_t ti1, ti2, ti3;
int tick_count = 0;

static boolean_t
shutdown_task(task_t task, task_event_t event) {
    char *name = event->arg;

    printf("shutdown %s\n", name);
    return (TRUE);
}

static boolean_t
tick(task_t task, task_event_t event)
{
    char *name = event->arg;

    INSIST(event->type == TIMER_EVENT_TICK);

    printf("task %s (%p) tick\n", name, task);

    tick_count++;
    if (tick_count % 3 == 0)
        timer_touch(ti3);

    if (tick_count == 7) {
        os_time_t expires, interval, now;

        (void)os_time_get(&now);
        expires.seconds = 5;
        expires.nanoseconds = 0;
        os_time_add(&now, &expires, &expires);
        interval.seconds = 4;
        interval.nanoseconds = 0;
        printf("*** resetting ti3 ***\n");
        INSIST(timer_reset(ti3, timer_type_once, expires, interval,
                   TRUE)
               == ISC_R_SUCCESS);
    }

    return (FALSE);
}

static boolean_t
timeout(task_t task, task_event_t event)
{
    char *name = event->arg;
    char *type;

    INSIST(event->type == TIMER_EVENT_IDLE ||
           event->type == TIMER_EVENT_LIFE);

    if (event->type == TIMER_EVENT_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");
        return (FALSE);
    }
    return (TRUE);
}

void
main(int argc, char *argv[]) {
    task_manager_t manager = NULL;
    timer_manager_t timgr = NULL;
    unsigned int workers;
    os_time_t expires, interval, now;

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

    INSIST(mem_context_create(0, 0, &mctx) == 0);
    INSIST(task_manager_create(mctx, workers, 0, &manager) == workers);
    INSIST(task_create(manager, shutdown_task, "1", 0, &t1));
    INSIST(task_create(manager, shutdown_task, "2", 0, &t2));
    INSIST(task_create(manager, shutdown_task, "3", 0, &t3));
    INSIST(timer_manager_create(mctx, &timgr) == ISC_R_SUCCESS);

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

    (void)os_time_get(&now);

    expires.seconds = 0;
    expires.nanoseconds = 0;
    interval.seconds = 2;
    interval.nanoseconds = 0;
    INSIST(timer_create(timgr, timer_type_once, expires, interval,
                t2, timeout, "2", &ti2) == ISC_R_SUCCESS);
    expires.seconds = 0;
    expires.nanoseconds = 0;
    interval.seconds = 1;
    interval.nanoseconds = 0;
    INSIST(timer_create(timgr, timer_type_ticker, expires, interval,
                t1, tick, "1", &ti1) == ISC_R_SUCCESS);
    expires.seconds = 10;
    expires.nanoseconds = 0;
    os_time_add(&now, &expires, &expires);
    interval.seconds = 2;
    interval.nanoseconds = 0;
    INSIST(timer_create(timgr, timer_type_once, expires, interval,
                t3, timeout, "3", &ti3) == ISC_R_SUCCESS);

    task_detach(&t1);
    task_detach(&t2);
    task_detach(&t3);

    sleep(15);
    printf("destroy\n");
    timer_detach(&ti1);
    timer_detach(&ti2);
    timer_detach(&ti3);
    sleep(2);
    timer_manager_destroy(&timgr);
    task_manager_destroy(&manager);
    printf("destroyed\n");

    mem_stats(mctx, stdout);
}