mir/bind
2
0
Fork 0
mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-08-23 10:39:16 +00:00
Code Issues Releases Wiki Activity
bind/bin/tests/tasks/t_tasks.c

2388 lines
54 KiB
C
Raw Blame History

/*
* Copyright (C) 2004, 2005, 2007, 2009, 2011, 2013, 2014 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: t_tasks.c,v 1.49 2011/07/27 07:45:55 marka Exp $ */
#include <config.h>
#include <stdlib.h>
#include <unistd.h>
#ifdef HAVE_INTTYPES_H
#include <inttypes.h> /* uintptr_t */
#endif
#include <isc/condition.h>
#include <isc/mem.h>
#include <isc/platform.h>
#include <isc/task.h>
#include <isc/time.h>
#include <isc/timer.h>
#include <isc/util.h>
#include <tests/t_api.h>
#ifdef ISC_PLATFORM_USETHREADS
isc_boolean_t threaded = ISC_TRUE;
#else
isc_boolean_t threaded = ISC_FALSE;
#endif
static int senders[4];
static void
require_threads(void) {
t_info("This test requires threads\n");
t_result(T_THREADONLY);
return;
}
static void
t1_callback(isc_task_t *task, isc_event_t *event) {
int i;
int j;
UNUSED(task);
j = 0;
for (i = 0; i < 1000000; i++)
j += 100;
t_info("task %s\n", (char *)event->ev_arg);
isc_event_free(&event);
}
static void
t1_shutdown(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
t_info("shutdown %s\n", (char *)event->ev_arg);
isc_event_free(&event);
}
static void
my_tick(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
t_info("%s\n", (char *)event->ev_arg);
isc_event_free(&event);
}
/*
* Adapted from RTH's original task_test program
*/
static char one[] = "1";
static char two[] = "2";
static char three[] = "3";
static char four[] = "4";
static char tick[] = "tick";
static char tock[] = "tock";
static int
t_tasks1(void) {
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *manager;
isc_task_t *task1;
isc_task_t *task2;
isc_task_t *task3;
isc_task_t *task4;
isc_event_t *event;
unsigned int workers;
isc_timermgr_t *timgr;
isc_timer_t *ti1;
isc_timer_t *ti2;
isc_result_t isc_result;
isc_time_t absolute;
isc_interval_t interval;
manager = NULL;
task1 = NULL;
task2 = NULL;
task3 = NULL;
task4 = NULL;
mctx = NULL;
workers = 2;
p = t_getenv("ISC_TASK_WORKERS");
if (p != NULL)
workers = atoi(p);
if (workers < 1) {
t_info("Bad config value for ISC_TASK_WORKERS, %d\n", workers);
return(T_UNRESOLVED);
}
isc_result = isc_mem_create(0, 0, &mctx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mem_create failed %d\n", isc_result);
return(T_UNRESOLVED);
}
isc_result = isc_taskmgr_create(mctx, workers, 0, &manager);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_taskmgr_create failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_create(manager, 0, &task1);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_create(manager, 0, &task2);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_create(manager, 0, &task3);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_create(manager, 0, &task4);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_onshutdown(task1, t1_shutdown, one);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_onshutdown(task2, t1_shutdown, two);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_onshutdown(task3, t1_shutdown, three);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown failed %d\n", isc_result);
return(T_FAIL);
}
isc_result = isc_task_onshutdown(task4, t1_shutdown, four);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown failed %d\n", isc_result);
return(T_FAIL);
}
timgr = NULL;
isc_result = isc_timermgr_create(mctx, &timgr);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_timermgr_create %d\n", isc_result);
return(T_UNRESOLVED);
}
ti1 = NULL;
isc_time_settoepoch(&absolute);
isc_interval_set(&interval, 1, 0);
isc_result = isc_timer_create(timgr, isc_timertype_ticker,
&absolute, &interval,
task1, my_tick, tick, &ti1);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_timer_create %d\n", isc_result);
return(T_UNRESOLVED);
}
ti2 = NULL;
isc_time_settoepoch(&absolute);
isc_interval_set(&interval, 1, 0);
isc_result = isc_timer_create(timgr, isc_timertype_ticker,
&absolute, &interval,
task2, my_tick, tock, &ti2);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_timer_create %d\n", isc_result);
return(T_UNRESOLVED);
}
#ifndef WIN32
sleep(2);
#else
Sleep(2000);
#endif
/*
* 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, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, one,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, two,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task2, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, three,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task3, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, four,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task4, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, two,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task2, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, three,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task3, &event);
event = isc_event_allocate(mctx, (void *)1, 1, t1_callback, four,
sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(task4, &event);
(void)isc_task_purge(task3, NULL, 0, 0);
isc_task_detach(&task1);
isc_task_detach(&task2);
isc_task_detach(&task3);
isc_task_detach(&task4);
#ifndef WIN32
sleep(10);
#else
Sleep(10000);
#endif
isc_timer_detach(&ti1);
isc_timer_detach(&ti2);
isc_timermgr_destroy(&timgr);
isc_taskmgr_destroy(&manager);
isc_mem_destroy(&mctx);
return(T_PASS);
}
static const char *a1 = "The task subsystem can create and manage tasks";
static void
t1(void) {
int result;
t_assert("tasks", 1, T_REQUIRED, "%s", a1);
result = t_tasks1();
t_result(result);
}
#define T2_NTASKS 10000
static isc_event_t *T2_event;
static isc_taskmgr_t *T2_manager;
static isc_mem_t *T2_mctx;
static isc_condition_t T2_cv;
static isc_mutex_t T2_mx;
static int T2_done;
static int T2_nprobs;
static int T2_nfails;
static int T2_ntasks;
static void
t2_shutdown(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
if (event->ev_arg != NULL) {
isc_task_destroy((isc_task_t**) &event->ev_arg);
}
else {
isc_result = isc_mutex_lock(&T2_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %d\n", isc_result);
++T2_nprobs;
}
T2_done = 1;
isc_result = isc_condition_signal(&T2_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %d\n", isc_result);
++T2_nprobs;
}
isc_result = isc_mutex_unlock(&T2_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %d\n", isc_result);
++T2_nprobs;
}
isc_event_free(&T2_event);
isc_taskmgr_destroy(&T2_manager);
isc_mem_destroy(&T2_mctx);
}
}
static void
t2_callback(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
isc_task_t *newtask;
++T2_ntasks;
if (T_debug && ((T2_ntasks % 100) == 0)) {
t_info("T2_ntasks %d\n", T2_ntasks);
}
if (event->ev_arg) {
event->ev_arg = (void *)(((uintptr_t) event->ev_arg) - 1);
/*
* Create a new task and forward the message.
*/
newtask = NULL;
isc_result = isc_task_create(T2_manager, 0, &newtask);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
++T2_nfails;
return;
}
isc_result = isc_task_onshutdown(newtask, t2_shutdown,
(void *)task);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown failed %d\n",
isc_result);
++T2_nfails;
return;
}
isc_task_send(newtask, &event);
} else {
/*
* Time to unwind, shutdown should perc back up.
*/
isc_task_destroy(&task);
}
}
static int
t_tasks2(void) {
uintptr_t ntasks;
int result;
char *p;
isc_event_t *event;
unsigned int workers;
isc_result_t isc_result;
T2_manager = NULL;
T2_done = 0;
T2_nprobs = 0;
T2_nfails = 0;
T2_ntasks = 0;
workers = 2;
p = t_getenv("ISC_TASK_WORKERS");
if (p != NULL)
workers = atoi(p);
if (workers < 1) {
t_info("Bad config value for ISC_TASK_WORKERS, %d\n", workers);
return(T_UNRESOLVED);
}
p = t_getenv("ISC_TASKS_MIN");
if (p != NULL)
ntasks = atoi(p);
else
ntasks = T2_NTASKS;
if (ntasks == 0U) {
t_info("Bad config value for ISC_TASKS_MIN, %lu\n",
(unsigned long)ntasks);
return(T_UNRESOLVED);
}
t_info("Testing with %lu tasks\n", (unsigned long)ntasks);
isc_result = isc_mutex_init(&T2_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_init failed %d\n", isc_result);
return(T_UNRESOLVED);
}
isc_result = isc_condition_init(&T2_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %d\n", isc_result);
return(T_UNRESOLVED);
}
isc_result = isc_mem_create(0, 0, &T2_mctx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mem_create failed %d\n", isc_result);
return(T_UNRESOLVED);
}
isc_result = isc_taskmgr_create(T2_mctx, workers, 0, &T2_manager);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_taskmgr_create failed %d\n", isc_result);
return(T_FAIL);
}
T2_event = isc_event_allocate(T2_mctx, (void *)1, 1, t2_callback,
(void *)ntasks, sizeof(*event));
if (T2_event == NULL) {
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_result = isc_mutex_lock(&T2_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %d\n", isc_result);
return(T_UNRESOLVED);
}
t2_callback(NULL, T2_event);
while (T2_done == 0) {
isc_result = isc_condition_wait(&T2_cv, &T2_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_wait failed %d\n", isc_result);
return(T_UNRESOLVED);
}
}
result = T_UNRESOLVED;
if ((T2_nfails == 0) && (T2_nprobs == 0))
result = T_PASS;
else if (T2_nfails != 0)
result = T_FAIL;
return(result);
}
static const char *a2 = "The task subsystem can create ISC_TASKS_MIN tasks";
static void
t2(void) {
t_assert("tasks", 2, T_REQUIRED, "%s", a2);
if (threaded)
t_result(t_tasks2());
else
require_threads();
}
#define T3_NEVENTS 256
static int T3_flag;
static int T3_nevents;
static int T3_nsdevents;
static isc_mutex_t T3_mx;
static isc_condition_t T3_cv;
static int T3_nfails;
static int T3_nprobs;
static void
t3_sde1(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
if (T3_nevents != T3_NEVENTS) {
t_info("Some events were not processed\n");
++T3_nprobs;
}
if (T3_nsdevents == 1) {
++T3_nsdevents;
} else {
t_info("Shutdown events not processed in LIFO order\n");
++T3_nfails;
}
isc_event_free(&event);
}
static void
t3_sde2(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
if (T3_nevents != T3_NEVENTS) {
t_info("Some events were not processed\n");
++T3_nprobs;
}
if (T3_nsdevents == 0) {
++T3_nsdevents;
} else {
t_info("Shutdown events not processed in LIFO order\n");
++T3_nfails;
}
isc_event_free(&event);
}
static void
t3_event1(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T3_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T3_nprobs;
}
while (T3_flag != 1) {
(void) isc_condition_wait(&T3_cv, &T3_mx);
}
isc_result = isc_mutex_unlock(&T3_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T3_nprobs;
}
isc_event_free(&event);
}
static void
t3_event2(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
++T3_nevents;
isc_event_free(&event);
}
static int
t_tasks3(void) {
int cnt;
int result;
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *tmgr;
isc_task_t *task;
unsigned int workers;
isc_event_t *event;
isc_result_t isc_result;
isc_eventtype_t event_type;
T3_flag = 0;
T3_nevents = 0;
T3_nsdevents = 0;
T3_nfails = 0;
T3_nprobs = 0;
event_type = 3;
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(&T3_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(&T3_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %s\n",
isc_result_totext(isc_result));
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));
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_result = isc_mutex_lock(&T3_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
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));
(void) isc_mutex_unlock(&T3_mx);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
/*
* This event causes the task to wait on T3_cv.
*/
event = isc_event_allocate(mctx, &senders[1], event_type, t3_event1,
NULL, sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
(void) isc_mutex_unlock(&T3_mx);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_task_send(task, &event);
/*
* Now we fill up the task's event queue with some events.
*/
for (cnt = 0; cnt < T3_NEVENTS; ++cnt) {
event = isc_event_allocate(mctx, &senders[1], event_type,
t3_event2, NULL, sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
(void) isc_mutex_unlock(&T3_mx);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_task_send(task, &event);
}
/*
* Now we register two shutdown events.
*/
isc_result = isc_task_onshutdown(task, t3_sde1, NULL);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_send failed %s\n",
isc_result_totext(isc_result));
(void) isc_mutex_unlock(&T3_mx);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_result = isc_task_onshutdown(task, t3_sde2, NULL);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_send failed %s\n",
isc_result_totext(isc_result));
(void) isc_mutex_unlock(&T3_mx);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_task_shutdown(task);
/*
* Now we free the task by signaling T3_cv.
*/
T3_flag = 1;
isc_result = isc_condition_signal(&T3_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T3_nprobs;
}
isc_result = isc_mutex_unlock(&T3_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T3_nprobs;
}
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
if (T3_nsdevents != 2) {
t_info("T3_nsdevents == %d, expected 2\n", T3_nsdevents);
++T3_nfails;
}
result = T_UNRESOLVED;
if (T3_nfails != 0)
result = T_FAIL;
else if ((T3_nfails == 0) && (T3_nprobs == 0))
result = T_PASS;
return(result);
}
static const char *a3 = "When isc_task_shutdown() is called, any shutdown "
"events that have been requested via prior "
"isc_task_onshutdown() calls are posted in "
"LIFO order.";
static void
t3(void) {
t_assert("tasks", 3, T_REQUIRED, "%s", a3);
if (threaded)
t_result(t_tasks3());
else
require_threads();
}
static isc_mutex_t T4_mx;
static isc_condition_t T4_cv;
static int T4_flag;
static int T4_nprobs;
static int T4_nfails;
static void
t4_event1(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T4_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T4_nprobs;
}
while (T4_flag != 1) {
(void) isc_condition_wait(&T4_cv, &T4_mx);
}
isc_result = isc_mutex_unlock(&T4_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T4_nprobs;
}
isc_event_free(&event);
}
static void
t4_sde(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
/*
* No-op.
*/
isc_event_free(&event);
}
static int
t_tasks4(void) {
int result;
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *tmgr;
isc_task_t *task;
unsigned int workers;
isc_result_t isc_result;
isc_eventtype_t event_type;
isc_event_t *event;
T4_nprobs = 0;
T4_nfails = 0;
T4_flag = 0;
event_type = 4;
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(&T4_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(&T4_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T4_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(&T4_mx);
(void) isc_condition_destroy(&T4_cv);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_result = isc_mutex_lock(&T4_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T4_mx);
(void) isc_condition_destroy(&T4_cv);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
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));
DESTROYLOCK(&T4_mx);
(void) isc_condition_destroy(&T4_cv);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
/*
* This event causes the task to wait on T4_cv.
*/
event = isc_event_allocate(mctx, &senders[1], event_type, t4_event1,
NULL, sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
isc_result = isc_mutex_unlock(&T4_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T4_nprobs;
}
DESTROYLOCK(&T4_mx);
isc_task_destroy(&task);
(void) isc_condition_destroy(&T4_cv);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_task_send(task, &event);
isc_task_shutdown(task);
isc_result = isc_task_onshutdown(task, t4_sde, NULL);
if (isc_result != ISC_R_SHUTTINGDOWN) {
t_info("isc_task_onshutdown returned %s\n",
isc_result_totext(isc_result));
++T4_nfails;
}
/*
* Release the task.
*/
T4_flag = 1;
isc_result = isc_condition_signal(&T4_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T4_nprobs;
}
isc_result = isc_mutex_unlock(&T4_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T4_nprobs;
}
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
(void) isc_condition_destroy(&T4_cv);
DESTROYLOCK(&T4_mx);
result = T_UNRESOLVED;
if (T4_nfails != 0)
result = T_FAIL;
else if ((T4_nfails == 0) && (T4_nprobs == 0))
result = T_PASS;
return(result);
}
static const char *a4 =
"After isc_task_shutdown() has been called, any call to "
"isc_task_onshutdown() will return ISC_R_SHUTTINGDOWN.";
static void
t4(void) {
t_assert("tasks", 4, T_REQUIRED, "%s", a4);
if (threaded)
t_result(t_tasks4());
else
require_threads();
}
static int T7_nprobs;
static int T7_eflag;
static int T7_sdflag;
static isc_mutex_t T7_mx;
static isc_condition_t T7_cv;
static int T7_nfails;
static void
t7_event1(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
++T7_eflag;
isc_event_free(&event);
}
static void
t7_sde(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T7_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T7_nprobs;
}
++T7_sdflag;
isc_result = isc_condition_signal(&T7_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T7_nprobs;
}
isc_result = isc_mutex_unlock(&T7_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T7_nprobs;
}
isc_event_free(&event);
}
static int
t_tasks7(void) {
int result;
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *tmgr;
isc_task_t *task;
unsigned int workers;
isc_result_t isc_result;
isc_eventtype_t event_type;
isc_event_t *event;
isc_time_t now;
isc_interval_t interval;
T7_nprobs = 0;
T7_nfails = 0;
T7_sdflag = 0;
T7_eflag = 0;
event_type = 7;
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(&T7_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(&T7_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T7_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(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_result = isc_mutex_lock(&T7_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_FAIL);
}
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));
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_FAIL);
}
isc_result = isc_task_onshutdown(task, t7_sde, NULL);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown returned %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
event = isc_event_allocate(mctx, &senders[1], event_type, t7_event1,
NULL, sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_task_send(task, &event);
isc_task_shutdown(task);
isc_interval_set(&interval, 5, 0);
while (T7_sdflag == 0) {
isc_result = isc_time_nowplusinterval(&now, &interval);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_time_nowplusinterval failed %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_UNRESOLVED);
}
isc_result = isc_condition_waituntil(&T7_cv, &T7_mx, &now);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_waituntil returned %s\n",
isc_result_totext(isc_result));
DESTROYLOCK(&T7_mx);
(void) isc_condition_destroy(&T7_cv);
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
return(T_FAIL);
}
}
isc_result = isc_mutex_unlock(&T7_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T7_nprobs;
}
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
(void) isc_condition_destroy(&T7_cv);
DESTROYLOCK(&T7_mx);
result = T_UNRESOLVED;
if (T7_eflag == 0)
++T7_nfails;
if (T7_nfails != 0)
result = T_FAIL;
else if ((T7_nfails == 0) && (T7_nprobs == 0))
result = T_PASS;
return(result);
}
static const char *a7 = "A call to isc_task_create() creates a task that can "
"receive events.";
static void
t7(void) {
t_assert("tasks", 7, T_REQUIRED, "%s", a7);
if (threaded)
t_result(t_tasks7());
else
require_threads();
}
#define T10_SENDERCNT 3
#define T10_TYPECNT 4
#define T10_TAGCNT 5
#define T10_NEVENTS (T10_SENDERCNT*T10_TYPECNT*T10_TAGCNT)
#define T_CONTROL 99999
static int T10_nprobs;
static int T10_nfails;
static int T10_startflag;
static int T10_shutdownflag;
static int T10_eventcnt;
static isc_mutex_t T10_mx;
static isc_condition_t T10_cv;
static void *T10_purge_sender;
static isc_eventtype_t T10_purge_type_first;
static isc_eventtype_t T10_purge_type_last;
static void *T10_purge_tag;
static int T10_testrange;
static void
t10_event1(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
while (T10_startflag == 0) {
isc_result = isc_condition_wait(&T10_cv, &T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
}
isc_result = isc_mutex_unlock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
isc_event_free(&event);
}
static void
t10_event2(isc_task_t *task, isc_event_t *event) {
int sender_match;
int type_match;
int tag_match;
UNUSED(task);
sender_match = 0;
type_match = 0;
tag_match = 0;
if (T_debug) {
t_info("Event %p,%d,%p,%s\n",
event->ev_sender,
(int)event->ev_type,
event->ev_tag,
event->ev_attributes & ISC_EVENTATTR_NOPURGE ?
"NP" : "P");
}
if ((T10_purge_sender == NULL) ||
(T10_purge_sender == event->ev_sender)) {
sender_match = 1;
}
if (T10_testrange == 0) {
if (T10_purge_type_first == event->ev_type) {
type_match = 1;
}
} else {
if ((T10_purge_type_first <= event->ev_type) &&
(event->ev_type <= T10_purge_type_last)) {
type_match = 1;
}
}
if ((T10_purge_tag == NULL) ||
(T10_purge_tag == event->ev_tag)) {
tag_match = 1;
}
if (sender_match && type_match && tag_match) {
if (event->ev_attributes & ISC_EVENTATTR_NOPURGE) {
t_info("event %p,%d,%p matched but was not purgable\n",
event->ev_sender, (int)event->ev_type,
event->ev_tag);
++T10_eventcnt;
} else {
t_info("*** event %p,%d,%p not purged\n",
event->ev_sender, (int)event->ev_type,
event->ev_tag);
}
} else {
++T10_eventcnt;
}
isc_event_free(&event);
}
static void
t10_sde(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
++T10_shutdownflag;
isc_result = isc_condition_signal(&T10_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
isc_result = isc_mutex_unlock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T10_nprobs;
}
isc_event_free(&event);
}
static void
t_taskpurge_x(int sender, int type, int tag, void *purge_sender,
int purge_type_first, int purge_type_last, void *purge_tag,
int exp_nevents, int *nfails, int *nprobs, int testrange)
{
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *tmgr;
isc_task_t *task;
unsigned int workers;
isc_result_t isc_result;
isc_event_t *event;
isc_time_t now;
isc_interval_t interval;
int sender_cnt;
int type_cnt;
int tag_cnt;
int event_cnt;
int cnt;
int nevents;
isc_event_t *eventtab[T10_NEVENTS];
T10_startflag = 0;
T10_shutdownflag = 0;
T10_eventcnt = 0;
T10_purge_sender = purge_sender;
T10_purge_type_first = (isc_eventtype_t) purge_type_first;
T10_purge_type_last = (isc_eventtype_t) purge_type_last;
T10_purge_tag = purge_tag;
T10_testrange = testrange;
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));
++*nprobs;
return;
}
isc_result = isc_mutex_init(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_init failed %s\n",
isc_result_totext(isc_result));
isc_mem_destroy(&mctx);
++*nprobs;
return;
}
isc_result = isc_condition_init(&T10_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %s\n",
isc_result_totext(isc_result));
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
++*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));
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*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_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
isc_result = isc_task_onshutdown(task, t10_sde, NULL);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown returned %s\n",
isc_result_totext(isc_result));
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
/*
* Block the task on T10_cv.
*/
event = isc_event_allocate(mctx, (void *)1, (isc_eventtype_t)T_CONTROL,
t10_event1, NULL, sizeof(*event));
if (event == NULL) {
t_info("isc_event_allocate failed\n");
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
isc_task_send(task, &event);
/*
* Fill the task's queue with some messages with varying
* sender, type, tag, and purgable attribute values.
*/
event_cnt = 0;
for (sender_cnt = 0; sender_cnt < T10_SENDERCNT; ++sender_cnt) {
for (type_cnt = 0; type_cnt < T10_TYPECNT; ++type_cnt) {
for (tag_cnt = 0; tag_cnt < T10_TAGCNT; ++tag_cnt) {
eventtab[event_cnt] =
isc_event_allocate(mctx,
&senders[sender + sender_cnt],
(isc_eventtype_t)(type + type_cnt),
t10_event2, NULL, sizeof(*event));
if (eventtab[event_cnt] == NULL) {
t_info("isc_event_allocate failed\n");
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
eventtab[event_cnt]->ev_tag =
(void *)((uintptr_t)tag + tag_cnt);
/*
* Make all odd message non-purgable.
*/
if ((sender_cnt % 2) && (type_cnt %2) &&
(tag_cnt %2))
eventtab[event_cnt]->ev_attributes |=
ISC_EVENTATTR_NOPURGE;
++event_cnt;
}
}
}
for (cnt = 0; cnt < event_cnt; ++cnt)
isc_task_send(task, &eventtab[cnt]);
if (T_debug)
t_info("%d events queued\n", cnt);
if (testrange == 0) {
/*
* We're testing isc_task_purge.
*/
nevents = isc_task_purge(task, purge_sender,
(isc_eventtype_t)purge_type_first,
purge_tag);
if (nevents != exp_nevents) {
t_info("*** isc_task_purge returned %d, expected %d\n",
nevents, exp_nevents);
++*nfails;
} else if (T_debug)
t_info("isc_task_purge returned %d\n", nevents);
} else {
/*
* We're testing isc_task_purgerange.
*/
nevents = isc_task_purgerange(task, purge_sender,
(isc_eventtype_t)purge_type_first,
(isc_eventtype_t)purge_type_last,
purge_tag);
if (nevents != exp_nevents) {
t_info("*** isc_task_purgerange returned %d, "
"expected %d\n", nevents, exp_nevents);
++*nfails;
} else if (T_debug)
t_info("isc_task_purgerange returned %d\n", nevents);
}
isc_result = isc_mutex_lock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
/*
* Unblock the task, allowing event processing.
*/
T10_startflag = 1;
isc_result = isc_condition_signal(&T10_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++*nprobs;
}
isc_task_shutdown(task);
isc_interval_set(&interval, 5, 0);
/*
* Wait for shutdown processing to complete.
*/
while (T10_shutdownflag == 0) {
isc_result = isc_time_nowplusinterval(&now, &interval);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_time_nowplusinterval failed %s\n",
isc_result_totext(isc_result));
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nprobs;
return;
}
isc_result = isc_condition_waituntil(&T10_cv, &T10_mx, &now);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_waituntil returned %s\n",
isc_result_totext(isc_result));
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
++*nfails;
return;
}
}
isc_result = isc_mutex_unlock(&T10_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++*nprobs;
}
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T10_mx);
(void) isc_condition_destroy(&T10_cv);
if (T_debug)
t_info("task processed %d events\n", T10_eventcnt);
if ((T10_eventcnt + nevents) != event_cnt) {
t_info("*** processed %d, purged %d, total %d\n",
T10_eventcnt, nevents, event_cnt);
++*nfails;
}
}
static int
t_tasks10(void) {
int result;
T10_nprobs = 0;
T10_nfails = 0;
/*
* Try purging on a specific sender.
*/
t_info("testing purge on 2,4,8 expecting 1\n");
t_taskpurge_x(1, 4, 7, &senders[2], 4, 4, (void *)8, 1, &T10_nfails,
&T10_nprobs, 0);
/*
* Try purging on all senders.
*/
t_info("testing purge on 0,4,8 expecting 3\n");
t_taskpurge_x(1, 4, 7, NULL, 4, 4, (void *)8, 3, &T10_nfails,
&T10_nprobs, 0);
/*
* Try purging on all senders, specified type, all tags.
*/
t_info("testing purge on 0,4,0 expecting 15\n");
t_taskpurge_x(1, 4, 7, NULL, 4, 4, NULL, 15, &T10_nfails,
&T10_nprobs, 0);
/*
* Try purging on a specified tag, no such type.
*/
t_info("testing purge on 0,99,8 expecting 0\n");
t_taskpurge_x(1, 4, 7, NULL, 99, 99, (void *)8, 0, &T10_nfails,
&T10_nprobs, 0);
/*
* Try purging on specified sender, type, all tags.
*/
t_info("testing purge on 0,5,0 expecting 5\n");
t_taskpurge_x(1, 4, 7, &senders[3], 5, 5, NULL, 5, &T10_nfails,
&T10_nprobs, 0);
result = T_UNRESOLVED;
if ((T10_nfails == 0) && (T10_nprobs == 0))
result = T_PASS;
else if (T10_nfails != 0)
result = T_FAIL;
return(result);
}
static const char *a10 =
"A call to isc_task_purge(task, sender, type, tag) "
"purges all events of type 'type' and with tag 'tag' "
"not marked as unpurgable from sender from the task's "
"queue and returns the number of events purged.";
static void
t10(void) {
t_assert("tasks", 10, T_REQUIRED, "%s", a10);
if (threaded)
t_result(t_tasks10());
else
require_threads();
}
static int T11_nprobs;
static int T11_nfails;
static int T11_startflag;
static int T11_shutdownflag;
static int T11_eventcnt;
static isc_mutex_t T11_mx;
static isc_condition_t T11_cv;
static void
t11_event1(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
while (T11_startflag == 0) {
isc_result = isc_condition_wait(&T11_cv, &T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
}
isc_result = isc_mutex_unlock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_event_free(&event);
}
static void
t11_event2(isc_task_t *task, isc_event_t *event) {
UNUSED(task);
++T11_eventcnt;
isc_event_free(&event);
}
static void
t11_sde(isc_task_t *task, isc_event_t *event) {
isc_result_t isc_result;
UNUSED(task);
isc_result = isc_mutex_lock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
++T11_shutdownflag;
isc_result = isc_condition_signal(&T11_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_result = isc_mutex_unlock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_event_free(&event);
}
static int
t_tasks11(int purgable) {
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *tmgr;
isc_task_t *task;
isc_boolean_t rval;
unsigned int workers;
isc_result_t isc_result;
isc_event_t *event1;
isc_event_t *event2, *event2_clone;
isc_time_t now;
isc_interval_t interval;
int result;
T11_startflag = 0;
T11_shutdownflag = 0;
T11_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(&T11_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(&T11_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_init failed %s\n",
isc_result_totext(isc_result));
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
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));
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
return(T_UNRESOLVED);
}
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_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
return(T_UNRESOLVED);
}
isc_result = isc_task_onshutdown(task, t11_sde, NULL);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_onshutdown returned %s\n",
isc_result_totext(isc_result));
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
return(T_UNRESOLVED);
}
/*
* Block the task on T11_cv.
*/
event1 = isc_event_allocate(mctx, (void *)1, (isc_eventtype_t)1,
t11_event1, NULL, sizeof(*event1));
if (event1 == NULL) {
t_info("isc_event_allocate failed\n");
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
return(T_UNRESOLVED);
}
isc_task_send(task, &event1);
event2 = isc_event_allocate(mctx, (void *)1, (isc_eventtype_t)1,
t11_event2, NULL, sizeof(*event2));
if (event2 == NULL) {
t_info("isc_event_allocate failed\n");
isc_task_destroy(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
return(T_UNRESOLVED);
}
event2_clone = event2;
if (purgable)
event2->ev_attributes &= ~ISC_EVENTATTR_NOPURGE;
else
event2->ev_attributes |= ISC_EVENTATTR_NOPURGE;
isc_task_send(task, &event2);
rval = isc_task_purgeevent(task, event2_clone);
if (rval != (purgable ? ISC_TRUE : ISC_FALSE)) {
t_info("isc_task_purgeevent returned %s, expected %s\n",
(rval ? "ISC_TRUE" : "ISC_FALSE"),
(purgable ? "ISC_TRUE" : "ISC_FALSE"));
++T11_nfails;
}
isc_result = isc_mutex_lock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_lock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
/*
* Unblock the task, allowing event processing.
*/
T11_startflag = 1;
isc_result = isc_condition_signal(&T11_cv);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_signal failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_task_shutdown(task);
isc_interval_set(&interval, 5, 0);
/*
* Wait for shutdown processing to complete.
*/
while (T11_shutdownflag == 0) {
isc_result = isc_time_nowplusinterval(&now, &interval);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_time_nowplusinterval failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_result = isc_condition_waituntil(&T11_cv, &T11_mx, &now);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_condition_waituntil returned %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
}
isc_result = isc_mutex_unlock(&T11_mx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mutex_unlock failed %s\n",
isc_result_totext(isc_result));
++T11_nprobs;
}
isc_task_detach(&task);
isc_taskmgr_destroy(&tmgr);
isc_mem_destroy(&mctx);
DESTROYLOCK(&T11_mx);
(void) isc_condition_destroy(&T11_cv);
if (T11_eventcnt != (purgable ? 0 : 1)) {
t_info("Event was %s purged\n",
(purgable ? "not" : "unexpectedly"));
++T11_nfails;
}
result = T_UNRESOLVED;
if ((T11_nfails == 0) && (T11_nprobs == 0))
result = T_PASS;
else if (T11_nfails)
result = T_FAIL;
return(result);
}
static const char *a11 =
"When the event is marked as purgable, a call to "
"isc_task_purgeevent(task, event) purges the event 'event' "
"from the task's queue and returns ISC_TRUE.";
static void
t11(void) {
t_assert("tasks", 11, T_REQUIRED, "%s", a11);
if (threaded)
t_result(t_tasks11(1));
else
require_threads();
}
static const char *a12 =
"When the event is not marked as purgable, a call to "
"isc_task_purgeevent(task, event) does not purge the "
"event 'event' from the task's queue and returns "
"ISC_FALSE.";
static int
t_tasks12(void) {
return(t_tasks11(0));
}
static void
t12(void) {
t_assert("tasks", 12, T_REQUIRED, "%s", a12);
if (threaded)
t_result(t_tasks12());
else
require_threads();
}
static int T13_nfails;
static int T13_nprobs;
static const char *a13 =
"A call to "
"isc_event_purgerange(task, sender, first, last, tag) "
"purges all events not marked unpurgable from "
"sender 'sender' and of type within the range 'first' "
"to 'last' inclusive from the task's event queue and "
"returns the number of tasks purged.";
static int
t_tasks13(void) {
int result;
T13_nfails = 0;
T13_nprobs = 0;
/*
* First let's try the same cases we used in t10.
*/
/*
* Try purging on a specific sender.
*/
t_info("testing purge on 2,4,8 expecting 1\n");
t_taskpurge_x(1, 4, 7, &senders[2], 4, 4, (void *)8, 1,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on all senders.
*/
t_info("testing purge on 0,4,8 expecting 3\n");
t_taskpurge_x(1, 4, 7, NULL, 4, 4, (void *)8, 3,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on all senders, specified type, all tags.
*/
t_info("testing purge on 0,4,0 expecting 15\n");
t_taskpurge_x(1, 4, 7, NULL, 4, 4, NULL, 15, &T13_nfails, &T13_nprobs, 1);
/*
* Try purging on a specified tag, no such type.
*/
t_info("testing purge on 0,99,8 expecting 0\n");
t_taskpurge_x(1, 4, 7, NULL, 99, 99, (void *)8, 0,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on specified sender, type, all tags.
*/
t_info("testing purge on 3,5,0 expecting 5\n");
t_taskpurge_x(1, 4, 7, &senders[3], 5, 5, 0, 5, &T13_nfails, &T13_nprobs, 1);
/*
* Now let's try some ranges.
*/
t_info("testing purgerange on 2,4-5,8 expecting 2\n");
t_taskpurge_x(1, 4, 7, &senders[2], 4, 5, (void *)8, 1,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on all senders.
*/
t_info("testing purge on 0,4-5,8 expecting 5\n");
t_taskpurge_x(1, 4, 7, NULL, 4, 5, (void *)8, 5,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on all senders, specified type, all tags.
*/
t_info("testing purge on 0,5-6,0 expecting 28\n");
t_taskpurge_x(1, 4, 7, NULL, 5, 6, NULL, 28, &T13_nfails, &T13_nprobs, 1);
/*
* Try purging on a specified tag, no such type.
*/
t_info("testing purge on 0,99-101,8 expecting 0\n");
t_taskpurge_x(1, 4, 7, NULL, 99, 101, (void *)8, 0,
&T13_nfails, &T13_nprobs, 1);
/*
* Try purging on specified sender, type, all tags.
*/
t_info("testing purge on 3,5-6,0 expecting 10\n");
t_taskpurge_x(1, 4, 7, &senders[3], 5, 6, NULL, 10, &T13_nfails,
&T13_nprobs, 1);
result = T_UNRESOLVED;
if ((T13_nfails == 0) && (T13_nprobs == 0))
result = T_PASS;
else if (T13_nfails)
result = T_FAIL;
return (result);
}
static void
t13(void) {
t_assert("tasks", 13, T_REQUIRED, "%s", a13);
if (threaded)
t_result(t_tasks13());
else
require_threads();
}
#define T14_NTASKS 10
#define T14_EXCLTASK 6
int t14_exclusiveerror = ISC_R_SUCCESS;
int t14_error = 0;
int t14_done = 0;
int spin(int n);
int t14_active[T14_NTASKS];
static void
t14_callback(isc_task_t *task, isc_event_t *event) {
int taskno = *(int *)(event->ev_arg);
t_info("task enter %d\n", taskno);
if (taskno == T14_EXCLTASK) {
int i;
t14_exclusiveerror = isc_task_beginexclusive(task);
if (t14_exclusiveerror == ISC_R_SUCCESS)
t_info("task %d got exclusive access\n", taskno);
else
t_info("task %d failed to got exclusive access: %d\n",
taskno, t14_exclusiveerror);
for (i = 0; i < T14_NTASKS; i++) {
t_info("task %d state %d\n", i , t14_active[i]);
if (t14_active[i])
t14_error++;
}
isc_task_endexclusive(task);
t14_done = 1;
} else {
t14_active[taskno]++;
(void) spin(10000000);
t14_active[taskno]--;
}
t_info("task exit %d\n", taskno);
if (t14_done) {
isc_mem_put(event->ev_destroy_arg, event->ev_arg, sizeof (int));
isc_event_free(&event);
} else {
isc_task_send(task, &event);
}
}
int spin(int n) {
int i;
int r = 0;
for (i = 0; i < n; i++) {
r += i;
if (r > 1000000)
r = 0;
}
return (r);
}
static int
t_tasks14(void) {
char *p;
isc_mem_t *mctx;
isc_taskmgr_t *manager;
isc_task_t *tasks[T14_NTASKS];
unsigned int workers;
isc_result_t isc_result;
int i;
manager = NULL;
mctx = NULL;
for (i = 0; i < T14_NTASKS; i++)
tasks[i] = NULL;
workers = 4;
p = t_getenv("ISC_TASK_WORKERS");
if (p != NULL)
workers = atoi(p);
if (workers < 1) {
t_info("Bad config value for ISC_TASK_WORKERS, %d\n", workers);
return(T_UNRESOLVED);
}
isc_result = isc_mem_create(0, 0, &mctx);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_mem_create failed %d\n", isc_result);
return(T_UNRESOLVED);
}
isc_result = isc_taskmgr_create(mctx, workers, 0, &manager);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_taskmgr_create failed %d\n", isc_result);
return(T_FAIL);
}
for (i = 0; i < T14_NTASKS; i++) {
isc_event_t *event;
int *v;
isc_result = isc_task_create(manager, 0, &tasks[i]);
if (isc_result != ISC_R_SUCCESS) {
t_info("isc_task_create failed %d\n", isc_result);
return(T_FAIL);
}
v = isc_mem_get(mctx, sizeof *v);
if (v == NULL) {
isc_task_detach(&tasks[i]);
t_info("isc_mem_get failed\n");
return(T_FAIL);
}
*v = i;
event = isc_event_allocate(mctx, NULL, 1, t14_callback,
v, sizeof(*event));
if (event == NULL) {
isc_mem_put(mctx, v, sizeof *v);
t_info("isc_event_allocate failed\n");
return(T_UNRESOLVED);
}
isc_task_send(tasks[i], &event);
}
for (i = 0; i < T14_NTASKS; i++) {
isc_task_detach(&tasks[i]);
}
isc_taskmgr_destroy(&manager);
if (t14_exclusiveerror != ISC_R_SUCCESS || t14_error) {
if (t14_exclusiveerror != ISC_R_SUCCESS)
t_info("isc_task_beginexclusive() failed\n");
if (t14_error)
t_info("mutual access occurred\n");
return(T_FAIL);
}
isc_mem_destroy(&mctx);
return(T_PASS);
}
static void
t14(void) {
int result;
t_assert("tasks", 14, T_REQUIRED, "%s",
"isc_task_beginexclusive() gets exclusive access");
result = t_tasks14();
t_result(result);
}
testspec_t T_testlist[] = {
{ (PFV) t1, "basic task subsystem" },
{ (PFV) t2, "maxtasks" },
{ (PFV) t3, "isc_task_shutdown" },
{ (PFV) t4, "isc_task_shutdown" },
{ (PFV) t7, "isc_task_create" },
{ (PFV) t10, "isc_task_purge" },
{ (PFV) t11, "isc_task_purgeevent" },
{ (PFV) t12, "isc_task_purgeevent" },
{ (PFV) t13, "isc_task_purgerange" },
{ (PFV) t14, "isc_task_beginexclusive" },
{ (PFV) 0, NULL }
};
#ifdef WIN32
int
main(int argc, char **argv) {
t_settests(T_testlist);
return (t_main(argc, argv));
}
#endif
Reference in New Issue View Git Blame Copy Permalink