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/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.
Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2,
as published by the Free Software Foundation.
PerconaFT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------
PerconaFT is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License, version 3,
as published by the Free Software Foundation.
PerconaFT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
======= */
#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
#include "test.h"
#include <util/threadpool.h>
#include <memory.h>
#include <toku_os.h>
#include <toku_portability.h>
#include <portability/toku_pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#if defined(HAVE_MALLOC_H)
# include <malloc.h>
#elif defined(HAVE_SYS_MALLOC_H)
# include <sys/malloc.h>
#endif
struct my_threadpool {
THREADPOOL threadpool;
toku_mutex_t mutex;
toku_cond_t wait;
int closed;
int counter;
};
static void
my_threadpool_init (struct my_threadpool *my_threadpool, int max_threads) {
int r;
r = toku_thread_pool_create(&my_threadpool->threadpool, max_threads);
assert(r == 0);
assert(my_threadpool != 0);
toku_mutex_init(toku_uninstrumented, &my_threadpool->mutex, nullptr);
toku_cond_init(toku_uninstrumented, &my_threadpool->wait, nullptr);
my_threadpool->closed = 0;
my_threadpool->counter = 0;
}
static void
my_threadpool_destroy (struct my_threadpool *my_threadpool, int max_threads) {
toku_mutex_lock(&my_threadpool->mutex);
my_threadpool->closed = 1;
toku_cond_broadcast(&my_threadpool->wait);
toku_mutex_unlock(&my_threadpool->mutex);
if (verbose) printf("current %d\n", toku_thread_pool_get_current_threads(my_threadpool->threadpool));
toku_thread_pool_destroy(&my_threadpool->threadpool); assert(my_threadpool->threadpool == 0);
assert(my_threadpool->counter == max_threads);
toku_mutex_destroy(&my_threadpool->mutex);
toku_cond_destroy(&my_threadpool->wait);
}
static void *
my_thread_f (void *arg) {
struct my_threadpool *CAST_FROM_VOIDP(my_threadpool, arg);
toku_mutex_lock(&my_threadpool->mutex);
my_threadpool->counter++;
while (!my_threadpool->closed) {
toku_cond_wait(&my_threadpool->wait, &my_threadpool->mutex);
}
toku_mutex_unlock(&my_threadpool->mutex);
if (verbose) printf("%lu:%s:exit\n", (unsigned long)toku_os_gettid(), __FUNCTION__);
return arg;
}
static void *my_malloc_always_fails(size_t n UU()) {
errno = ENOMEM;
return NULL;
}
static int
usage (void) {
printf("threadpool-test: [-v] [-malloc-fail] [N]\n");
printf("-malloc-fail simulate malloc failures\n");
printf("N max number of threads in the thread pool\n");
return 1;
}
int
test_main (int argc, const char *argv[]) {
int max_threads = 1;
int do_malloc_fail = 0;
int i;
for (i=1; i<argc; i++) {
const char *arg = argv[i];
if (strcmp(arg, "-h") == 0 || strcmp(arg, "-help") == 0) {
return usage();
} else if (strcmp(arg, "-v") == 0) {
verbose++;
continue;
} else if (strcmp(arg, "-q") == 0) {
verbose = 0;
continue;
} else if (strcmp(arg, "-malloc-fail") == 0) {
do_malloc_fail = 1;
continue;
} else
max_threads = atoi(arg);
}
struct my_threadpool my_threadpool;
THREADPOOL threadpool;
ZERO_STRUCT(my_threadpool);
my_threadpool_init(&my_threadpool, max_threads);
threadpool = my_threadpool.threadpool;
if (verbose) printf("test threadpool_set_busy\n");
for (i=0; i<2*max_threads; i++) {
assert(toku_thread_pool_get_current_threads(threadpool) == (i >= max_threads ? max_threads : i));
int n = 1;
toku_thread_pool_run(threadpool, 0, &n, my_thread_f, &my_threadpool);
}
assert(toku_thread_pool_get_current_threads(threadpool) == max_threads);
my_threadpool_destroy(&my_threadpool, max_threads);
if (do_malloc_fail) {
if (verbose) printf("test threadpool_create with malloc failure\n");
// test threadpool malloc fails causes ENOMEM
toku_set_func_malloc(my_malloc_always_fails);
int r;
threadpool = NULL;
r = toku_thread_pool_create(&threadpool, 0); assert(r == ENOMEM);
r = toku_thread_pool_create(&threadpool, 1); assert(r == ENOMEM);
toku_set_func_malloc(NULL);
}
return 0;
}
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