mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
311 lines
8.8 KiB
311 lines
8.8 KiB
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to
|
|
* deal in the Software without restriction, including without limitation the
|
|
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
|
* sell copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
|
* IN THE SOFTWARE.
|
|
*/
|
|
|
|
#include "uv.h"
|
|
#include "task.h"
|
|
|
|
#define INIT_CANCEL_INFO(ci, what) \
|
|
do { \
|
|
(ci)->reqs = (what); \
|
|
(ci)->nreqs = ARRAY_SIZE(what); \
|
|
(ci)->stride = sizeof((what)[0]); \
|
|
} \
|
|
while (0)
|
|
|
|
struct cancel_info {
|
|
void* reqs;
|
|
unsigned nreqs;
|
|
unsigned stride;
|
|
uv_timer_t timer_handle;
|
|
};
|
|
|
|
static uv_cond_t signal_cond;
|
|
static uv_mutex_t signal_mutex;
|
|
static uv_mutex_t wait_mutex;
|
|
static unsigned num_threads;
|
|
static unsigned fs_cb_called;
|
|
static unsigned work_cb_called;
|
|
static unsigned done_cb_called;
|
|
static unsigned done2_cb_called;
|
|
static unsigned timer_cb_called;
|
|
static unsigned getaddrinfo_cb_called;
|
|
|
|
|
|
static void work_cb(uv_work_t* req) {
|
|
uv_mutex_lock(&signal_mutex);
|
|
uv_cond_signal(&signal_cond);
|
|
uv_mutex_unlock(&signal_mutex);
|
|
|
|
uv_mutex_lock(&wait_mutex);
|
|
uv_mutex_unlock(&wait_mutex);
|
|
|
|
work_cb_called++;
|
|
}
|
|
|
|
|
|
static void done_cb(uv_work_t* req, int status) {
|
|
done_cb_called++;
|
|
free(req);
|
|
}
|
|
|
|
|
|
static void saturate_threadpool(void) {
|
|
uv_work_t* req;
|
|
|
|
ASSERT(0 == uv_cond_init(&signal_cond));
|
|
ASSERT(0 == uv_mutex_init(&signal_mutex));
|
|
ASSERT(0 == uv_mutex_init(&wait_mutex));
|
|
|
|
uv_mutex_lock(&signal_mutex);
|
|
uv_mutex_lock(&wait_mutex);
|
|
|
|
for (num_threads = 0; /* empty */; num_threads++) {
|
|
req = malloc(sizeof(*req));
|
|
ASSERT(req != NULL);
|
|
ASSERT(0 == uv_queue_work(uv_default_loop(), req, work_cb, done_cb));
|
|
|
|
/* Expect to get signalled within 350 ms, otherwise assume that
|
|
* the thread pool is saturated. As with any timing dependent test,
|
|
* this is obviously not ideal.
|
|
*/
|
|
if (uv_cond_timedwait(&signal_cond, &signal_mutex, 350 * 1e6)) {
|
|
ASSERT(0 == uv_cancel((uv_req_t*) req));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void unblock_threadpool(void) {
|
|
uv_mutex_unlock(&signal_mutex);
|
|
uv_mutex_unlock(&wait_mutex);
|
|
}
|
|
|
|
|
|
static void cleanup_threadpool(void) {
|
|
ASSERT(done_cb_called == num_threads + 1); /* +1 == cancelled work req. */
|
|
ASSERT(work_cb_called == num_threads);
|
|
|
|
uv_cond_destroy(&signal_cond);
|
|
uv_mutex_destroy(&signal_mutex);
|
|
uv_mutex_destroy(&wait_mutex);
|
|
}
|
|
|
|
|
|
static void fs_cb(uv_fs_t* req) {
|
|
ASSERT(req->errorno == UV_ECANCELED);
|
|
uv_fs_req_cleanup(req);
|
|
fs_cb_called++;
|
|
}
|
|
|
|
|
|
static void getaddrinfo_cb(uv_getaddrinfo_t* req,
|
|
int status,
|
|
struct addrinfo* res) {
|
|
ASSERT(UV_ECANCELED == uv_last_error(req->loop).code);
|
|
ASSERT(UV_ECANCELED == status);
|
|
getaddrinfo_cb_called++;
|
|
}
|
|
|
|
|
|
static void work2_cb(uv_work_t* req) {
|
|
ASSERT(0 && "work2_cb called");
|
|
}
|
|
|
|
|
|
static void done2_cb(uv_work_t* req, int status) {
|
|
ASSERT(uv_last_error(req->loop).code == UV_ECANCELED);
|
|
ASSERT(status == -1);
|
|
done2_cb_called++;
|
|
}
|
|
|
|
|
|
static void timer_cb(uv_timer_t* handle, int status) {
|
|
struct cancel_info* ci;
|
|
uv_req_t* req;
|
|
unsigned i;
|
|
|
|
ci = container_of(handle, struct cancel_info, timer_handle);
|
|
|
|
for (i = 0; i < ci->nreqs; i++) {
|
|
req = (uv_req_t*) ((char*) ci->reqs + i * ci->stride);
|
|
ASSERT(0 == uv_cancel(req));
|
|
}
|
|
|
|
uv_close((uv_handle_t*) &ci->timer_handle, NULL);
|
|
unblock_threadpool();
|
|
timer_cb_called++;
|
|
}
|
|
|
|
|
|
static void nop_work_cb(uv_work_t* req) {
|
|
}
|
|
|
|
|
|
static void nop_done_cb(uv_work_t* req, int status) {
|
|
req->data = "OK";
|
|
}
|
|
|
|
|
|
TEST_IMPL(threadpool_cancel_getaddrinfo) {
|
|
uv_getaddrinfo_t reqs[4];
|
|
struct cancel_info ci;
|
|
struct addrinfo hints;
|
|
uv_loop_t* loop;
|
|
int r;
|
|
|
|
INIT_CANCEL_INFO(&ci, reqs);
|
|
loop = uv_default_loop();
|
|
saturate_threadpool();
|
|
|
|
r = uv_getaddrinfo(loop, reqs + 0, getaddrinfo_cb, "fail", NULL, NULL);
|
|
ASSERT(r == 0);
|
|
|
|
r = uv_getaddrinfo(loop, reqs + 1, getaddrinfo_cb, NULL, "fail", NULL);
|
|
ASSERT(r == 0);
|
|
|
|
r = uv_getaddrinfo(loop, reqs + 2, getaddrinfo_cb, "fail", "fail", NULL);
|
|
ASSERT(r == 0);
|
|
|
|
r = uv_getaddrinfo(loop, reqs + 3, getaddrinfo_cb, "fail", NULL, &hints);
|
|
ASSERT(r == 0);
|
|
|
|
ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
|
|
ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
|
|
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
|
|
ASSERT(1 == timer_cb_called);
|
|
|
|
cleanup_threadpool();
|
|
|
|
MAKE_VALGRIND_HAPPY();
|
|
return 0;
|
|
}
|
|
|
|
|
|
TEST_IMPL(threadpool_cancel_work) {
|
|
struct cancel_info ci;
|
|
uv_work_t reqs[16];
|
|
uv_loop_t* loop;
|
|
unsigned i;
|
|
|
|
INIT_CANCEL_INFO(&ci, reqs);
|
|
loop = uv_default_loop();
|
|
saturate_threadpool();
|
|
|
|
for (i = 0; i < ARRAY_SIZE(reqs); i++)
|
|
ASSERT(0 == uv_queue_work(loop, reqs + i, work2_cb, done2_cb));
|
|
|
|
ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
|
|
ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
|
|
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
|
|
ASSERT(1 == timer_cb_called);
|
|
ASSERT(ARRAY_SIZE(reqs) == done2_cb_called);
|
|
|
|
cleanup_threadpool();
|
|
|
|
MAKE_VALGRIND_HAPPY();
|
|
return 0;
|
|
}
|
|
|
|
|
|
TEST_IMPL(threadpool_cancel_fs) {
|
|
struct cancel_info ci;
|
|
uv_fs_t reqs[25];
|
|
uv_loop_t* loop;
|
|
unsigned n;
|
|
|
|
INIT_CANCEL_INFO(&ci, reqs);
|
|
loop = uv_default_loop();
|
|
saturate_threadpool();
|
|
|
|
/* Needs to match ARRAY_SIZE(fs_reqs). */
|
|
n = 0;
|
|
ASSERT(0 == uv_fs_chmod(loop, reqs + n++, "/", 0, fs_cb));
|
|
ASSERT(0 == uv_fs_chown(loop, reqs + n++, "/", 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_close(loop, reqs + n++, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_fchmod(loop, reqs + n++, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_fchown(loop, reqs + n++, 0, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_fdatasync(loop, reqs + n++, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_fstat(loop, reqs + n++, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_fsync(loop, reqs + n++, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_ftruncate(loop, reqs + n++, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_futime(loop, reqs + n++, 0, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_link(loop, reqs + n++, "/", "/", fs_cb));
|
|
ASSERT(0 == uv_fs_lstat(loop, reqs + n++, "/", fs_cb));
|
|
ASSERT(0 == uv_fs_mkdir(loop, reqs + n++, "/", 0, fs_cb));
|
|
ASSERT(0 == uv_fs_open(loop, reqs + n++, "/", 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_read(loop, reqs + n++, 0, NULL, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_readdir(loop, reqs + n++, "/", 0, fs_cb));
|
|
ASSERT(0 == uv_fs_readlink(loop, reqs + n++, "/", fs_cb));
|
|
ASSERT(0 == uv_fs_rename(loop, reqs + n++, "/", "/", fs_cb));
|
|
ASSERT(0 == uv_fs_mkdir(loop, reqs + n++, "/", 0, fs_cb));
|
|
ASSERT(0 == uv_fs_sendfile(loop, reqs + n++, 0, 0, 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_stat(loop, reqs + n++, "/", fs_cb));
|
|
ASSERT(0 == uv_fs_symlink(loop, reqs + n++, "/", "/", 0, fs_cb));
|
|
ASSERT(0 == uv_fs_unlink(loop, reqs + n++, "/", fs_cb));
|
|
ASSERT(0 == uv_fs_utime(loop, reqs + n++, "/", 0, 0, fs_cb));
|
|
ASSERT(0 == uv_fs_write(loop, reqs + n++, 0, NULL, 0, 0, fs_cb));
|
|
ASSERT(n == ARRAY_SIZE(reqs));
|
|
|
|
ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
|
|
ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
|
|
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
|
|
ASSERT(n == fs_cb_called);
|
|
ASSERT(1 == timer_cb_called);
|
|
|
|
cleanup_threadpool();
|
|
|
|
MAKE_VALGRIND_HAPPY();
|
|
return 0;
|
|
}
|
|
|
|
|
|
TEST_IMPL(threadpool_cancel_single) {
|
|
uv_loop_t* loop;
|
|
uv_work_t req;
|
|
int cancelled;
|
|
int i;
|
|
|
|
loop = uv_default_loop();
|
|
for (i = 0; i < 5000; i++) {
|
|
req.data = NULL;
|
|
ASSERT(0 == uv_queue_work(loop, &req, nop_work_cb, nop_done_cb));
|
|
|
|
cancelled = uv_cancel((uv_req_t*) &req);
|
|
if (cancelled == 0)
|
|
break;
|
|
|
|
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
|
|
}
|
|
|
|
if (cancelled != 0) {
|
|
fputs("Failed to cancel a work req in 5,000 iterations, giving up.\n",
|
|
stderr);
|
|
return 1;
|
|
}
|
|
|
|
ASSERT(req.data == NULL);
|
|
ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
|
|
ASSERT(req.data != NULL); /* Should have been updated by nop_done_cb(). */
|
|
|
|
MAKE_VALGRIND_HAPPY();
|
|
return 0;
|
|
}
|
|
|