1/* 2 * Copyright (C) 2004, 2007 Internet Systems Consortium, Inc. ("ISC") 3 * Copyright (C) 1998-2001 Internet Software Consortium. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15 * PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18/* $Id: timer_test.c,v 1.40 2007/06/19 23:46:59 tbox Exp $ */ 19 20#include <config.h> 21 22#include <stdlib.h> 23#include <string.h> 24#include <unistd.h> 25 26#include <isc/mem.h> 27#include <isc/task.h> 28#include <isc/time.h> 29#include <isc/timer.h> 30#include <isc/util.h> 31 32isc_mem_t *mctx1, *mctx2, *mctx3; 33isc_task_t *t1, *t2, *t3; 34isc_timer_t *ti1, *ti2, *ti3; 35int tick_count = 0; 36 37static void 38shutdown_task(isc_task_t *task, isc_event_t *event) { 39 char *name = event->ev_arg; 40 41 printf("task %p shutdown %s\n", task, name); 42 isc_event_free(&event); 43} 44 45static void 46tick(isc_task_t *task, isc_event_t *event) { 47 char *name = event->ev_arg; 48 49 INSIST(event->ev_type == ISC_TIMEREVENT_TICK); 50 51 printf("task %s (%p) tick\n", name, task); 52 53 tick_count++; 54 if (ti3 != NULL && tick_count % 3 == 0) 55 isc_timer_touch(ti3); 56 57 if (ti3 != NULL && tick_count == 7) { 58 isc_time_t expires; 59 isc_interval_t interval; 60 61 isc_interval_set(&interval, 5, 0); 62 (void)isc_time_nowplusinterval(&expires, &interval); 63 isc_interval_set(&interval, 4, 0); 64 printf("*** resetting ti3 ***\n"); 65 RUNTIME_CHECK(isc_timer_reset(ti3, isc_timertype_once, 66 &expires, &interval, ISC_TRUE) == 67 ISC_R_SUCCESS); 68 } 69 70 isc_event_free(&event); 71} 72 73static void 74timeout(isc_task_t *task, isc_event_t *event) { 75 char *name = event->ev_arg; 76 const char *type; 77 78 INSIST(event->ev_type == ISC_TIMEREVENT_IDLE || 79 event->ev_type == ISC_TIMEREVENT_LIFE); 80 81 if (event->ev_type == ISC_TIMEREVENT_IDLE) 82 type = "idle"; 83 else 84 type = "life"; 85 printf("task %s (%p) %s timeout\n", name, task, type); 86 87 if (strcmp(name, "3") == 0) { 88 printf("*** saving task 3 ***\n"); 89 isc_event_free(&event); 90 return; 91 } 92 93 isc_event_free(&event); 94 isc_task_shutdown(task); 95} 96 97int 98main(int argc, char *argv[]) { 99 isc_taskmgr_t *manager = NULL; 100 isc_timermgr_t *timgr = NULL; 101 unsigned int workers; 102 isc_time_t expires, now; 103 isc_interval_t interval; 104 105 if (argc > 1) 106 workers = atoi(argv[1]); 107 else 108 workers = 2; 109 printf("%d workers\n", workers); 110 111 RUNTIME_CHECK(isc_mem_create(0, 0, &mctx1) == ISC_R_SUCCESS); 112 RUNTIME_CHECK(isc_taskmgr_create(mctx1, workers, 0, &manager) == 113 ISC_R_SUCCESS); 114 RUNTIME_CHECK(isc_timermgr_create(mctx1, &timgr) == ISC_R_SUCCESS); 115 116 RUNTIME_CHECK(isc_task_create(manager, 0, &t1) == 117 ISC_R_SUCCESS); 118 RUNTIME_CHECK(isc_task_create(manager, 0, &t2) == 119 ISC_R_SUCCESS); 120 RUNTIME_CHECK(isc_task_create(manager, 0, &t3) == 121 ISC_R_SUCCESS); 122 RUNTIME_CHECK(isc_task_onshutdown(t1, shutdown_task, "1") == 123 ISC_R_SUCCESS); 124 RUNTIME_CHECK(isc_task_onshutdown(t2, shutdown_task, "2") == 125 ISC_R_SUCCESS); 126 RUNTIME_CHECK(isc_task_onshutdown(t3, shutdown_task, "3") == 127 ISC_R_SUCCESS); 128 129 printf("task 1: %p\n", t1); 130 printf("task 2: %p\n", t2); 131 printf("task 3: %p\n", t3); 132 133 TIME_NOW(&now); 134 135 isc_interval_set(&interval, 2, 0); 136 RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_once, NULL, 137 &interval, t2, timeout, "2", &ti2) == 138 ISC_R_SUCCESS); 139 140 isc_interval_set(&interval, 1, 0); 141 RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker, NULL, 142 &interval, t1, tick, "1", &ti1) == 143 ISC_R_SUCCESS); 144 145 isc_interval_set(&interval, 10, 0); 146 RUNTIME_CHECK(isc_time_add(&now, &interval, &expires) == 147 ISC_R_SUCCESS); 148 isc_interval_set(&interval, 2, 0); 149 RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_once, &expires, 150 &interval, t3, timeout, "3", &ti3) == 151 ISC_R_SUCCESS); 152 153 isc_task_detach(&t1); 154 isc_task_detach(&t2); 155 isc_task_detach(&t3); 156 157 sleep(15); 158 printf("destroy\n"); 159 isc_timer_detach(&ti1); 160 isc_timer_detach(&ti2); 161 isc_timer_detach(&ti3); 162 sleep(2); 163 isc_timermgr_destroy(&timgr); 164 isc_taskmgr_destroy(&manager); 165 printf("destroyed\n"); 166 167 printf("Statistics for mctx1:\n"); 168 isc_mem_stats(mctx1, stdout); 169 isc_mem_destroy(&mctx1); 170 171 return (0); 172} 173