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305 lines
8.9 KiB
305 lines
8.9 KiB
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "uv.h"
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#include "task.h"
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#define INIT_CANCEL_INFO(ci, what) \
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do { \
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(ci)->reqs = (what); \
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(ci)->nreqs = ARRAY_SIZE(what); \
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(ci)->stride = sizeof((what)[0]); \
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} \
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while (0)
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struct cancel_info {
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void* reqs;
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unsigned nreqs;
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unsigned stride;
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uv_timer_t timer_handle;
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};
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static unsigned fs_cb_called;
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static unsigned done_cb_called;
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static unsigned done2_cb_called;
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static unsigned timer_cb_called;
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static uv_work_t pause_reqs[4];
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static uv_sem_t pause_sems[ARRAY_SIZE(pause_reqs)];
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static void work_cb(uv_work_t* req) {
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uv_sem_wait(pause_sems + (req - pause_reqs));
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}
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static void done_cb(uv_work_t* req, int status) {
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uv_sem_destroy(pause_sems + (req - pause_reqs));
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}
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static void saturate_threadpool(void) {
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uv_loop_t* loop;
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char buf[64];
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size_t i;
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snprintf(buf, sizeof(buf), "UV_THREADPOOL_SIZE=%zu", ARRAY_SIZE(pause_reqs));
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putenv(buf);
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loop = uv_default_loop();
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for (i = 0; i < ARRAY_SIZE(pause_reqs); i += 1) {
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ASSERT(0 == uv_sem_init(pause_sems + i, 0));
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ASSERT(0 == uv_queue_work(loop, pause_reqs + i, work_cb, done_cb));
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}
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}
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static void unblock_threadpool(void) {
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size_t i;
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for (i = 0; i < ARRAY_SIZE(pause_reqs); i += 1)
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uv_sem_post(pause_sems + i);
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}
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static void fs_cb(uv_fs_t* req) {
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ASSERT(req->result == UV_ECANCELED);
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uv_fs_req_cleanup(req);
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fs_cb_called++;
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}
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static void getaddrinfo_cb(uv_getaddrinfo_t* req,
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int status,
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struct addrinfo* res) {
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ASSERT(status == UV_EAI_CANCELED);
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ASSERT(res == NULL);
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uv_freeaddrinfo(res); /* Should not crash. */
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}
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static void getnameinfo_cb(uv_getnameinfo_t* handle,
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int status,
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const char* hostname,
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const char* service) {
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ASSERT(status == UV_EAI_CANCELED);
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ASSERT(hostname == NULL);
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ASSERT(service == NULL);
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}
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static void work2_cb(uv_work_t* req) {
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ASSERT(0 && "work2_cb called");
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}
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static void done2_cb(uv_work_t* req, int status) {
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ASSERT(status == UV_ECANCELED);
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done2_cb_called++;
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}
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static void timer_cb(uv_timer_t* handle) {
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struct cancel_info* ci;
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uv_req_t* req;
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unsigned i;
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ci = container_of(handle, struct cancel_info, timer_handle);
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for (i = 0; i < ci->nreqs; i++) {
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req = (uv_req_t*) ((char*) ci->reqs + i * ci->stride);
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ASSERT(0 == uv_cancel(req));
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}
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uv_close((uv_handle_t*) &ci->timer_handle, NULL);
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unblock_threadpool();
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timer_cb_called++;
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}
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static void nop_done_cb(uv_work_t* req, int status) {
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ASSERT(status == UV_ECANCELED);
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done_cb_called++;
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}
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TEST_IMPL(threadpool_cancel_getaddrinfo) {
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uv_getaddrinfo_t reqs[4];
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struct cancel_info ci;
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struct addrinfo hints;
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uv_loop_t* loop;
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int r;
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INIT_CANCEL_INFO(&ci, reqs);
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loop = uv_default_loop();
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saturate_threadpool();
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r = uv_getaddrinfo(loop, reqs + 0, getaddrinfo_cb, "fail", NULL, NULL);
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ASSERT(r == 0);
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r = uv_getaddrinfo(loop, reqs + 1, getaddrinfo_cb, NULL, "fail", NULL);
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ASSERT(r == 0);
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r = uv_getaddrinfo(loop, reqs + 2, getaddrinfo_cb, "fail", "fail", NULL);
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ASSERT(r == 0);
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r = uv_getaddrinfo(loop, reqs + 3, getaddrinfo_cb, "fail", NULL, &hints);
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ASSERT(r == 0);
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ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
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ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(1 == timer_cb_called);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(threadpool_cancel_getnameinfo) {
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uv_getnameinfo_t reqs[4];
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struct sockaddr_in addr4;
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struct cancel_info ci;
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uv_loop_t* loop;
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int r;
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r = uv_ip4_addr("127.0.0.1", 80, &addr4);
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ASSERT(r == 0);
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INIT_CANCEL_INFO(&ci, reqs);
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loop = uv_default_loop();
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saturate_threadpool();
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r = uv_getnameinfo(loop, reqs + 0, getnameinfo_cb, (const struct sockaddr*)&addr4, 0);
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ASSERT(r == 0);
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r = uv_getnameinfo(loop, reqs + 1, getnameinfo_cb, (const struct sockaddr*)&addr4, 0);
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ASSERT(r == 0);
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r = uv_getnameinfo(loop, reqs + 2, getnameinfo_cb, (const struct sockaddr*)&addr4, 0);
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ASSERT(r == 0);
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r = uv_getnameinfo(loop, reqs + 3, getnameinfo_cb, (const struct sockaddr*)&addr4, 0);
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ASSERT(r == 0);
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ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
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ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(1 == timer_cb_called);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(threadpool_cancel_work) {
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struct cancel_info ci;
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uv_work_t reqs[16];
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uv_loop_t* loop;
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unsigned i;
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INIT_CANCEL_INFO(&ci, reqs);
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loop = uv_default_loop();
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saturate_threadpool();
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for (i = 0; i < ARRAY_SIZE(reqs); i++)
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ASSERT(0 == uv_queue_work(loop, reqs + i, work2_cb, done2_cb));
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ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
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ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(1 == timer_cb_called);
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ASSERT(ARRAY_SIZE(reqs) == done2_cb_called);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(threadpool_cancel_fs) {
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struct cancel_info ci;
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uv_fs_t reqs[26];
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uv_loop_t* loop;
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unsigned n;
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uv_buf_t iov;
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INIT_CANCEL_INFO(&ci, reqs);
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loop = uv_default_loop();
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saturate_threadpool();
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iov = uv_buf_init(NULL, 0);
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/* Needs to match ARRAY_SIZE(fs_reqs). */
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n = 0;
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ASSERT(0 == uv_fs_chmod(loop, reqs + n++, "/", 0, fs_cb));
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ASSERT(0 == uv_fs_chown(loop, reqs + n++, "/", 0, 0, fs_cb));
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ASSERT(0 == uv_fs_close(loop, reqs + n++, 0, fs_cb));
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ASSERT(0 == uv_fs_fchmod(loop, reqs + n++, 0, 0, fs_cb));
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ASSERT(0 == uv_fs_fchown(loop, reqs + n++, 0, 0, 0, fs_cb));
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ASSERT(0 == uv_fs_fdatasync(loop, reqs + n++, 0, fs_cb));
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ASSERT(0 == uv_fs_fstat(loop, reqs + n++, 0, fs_cb));
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ASSERT(0 == uv_fs_fsync(loop, reqs + n++, 0, fs_cb));
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ASSERT(0 == uv_fs_ftruncate(loop, reqs + n++, 0, 0, fs_cb));
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ASSERT(0 == uv_fs_futime(loop, reqs + n++, 0, 0, 0, fs_cb));
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ASSERT(0 == uv_fs_link(loop, reqs + n++, "/", "/", fs_cb));
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ASSERT(0 == uv_fs_lstat(loop, reqs + n++, "/", fs_cb));
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ASSERT(0 == uv_fs_mkdir(loop, reqs + n++, "/", 0, fs_cb));
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ASSERT(0 == uv_fs_open(loop, reqs + n++, "/", 0, 0, fs_cb));
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ASSERT(0 == uv_fs_read(loop, reqs + n++, 0, &iov, 1, 0, fs_cb));
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ASSERT(0 == uv_fs_scandir(loop, reqs + n++, "/", 0, fs_cb));
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ASSERT(0 == uv_fs_readlink(loop, reqs + n++, "/", fs_cb));
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ASSERT(0 == uv_fs_realpath(loop, reqs + n++, "/", fs_cb));
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ASSERT(0 == uv_fs_rename(loop, reqs + n++, "/", "/", fs_cb));
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ASSERT(0 == uv_fs_mkdir(loop, reqs + n++, "/", 0, fs_cb));
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ASSERT(0 == uv_fs_sendfile(loop, reqs + n++, 0, 0, 0, 0, fs_cb));
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ASSERT(0 == uv_fs_stat(loop, reqs + n++, "/", fs_cb));
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ASSERT(0 == uv_fs_symlink(loop, reqs + n++, "/", "/", 0, fs_cb));
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ASSERT(0 == uv_fs_unlink(loop, reqs + n++, "/", fs_cb));
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ASSERT(0 == uv_fs_utime(loop, reqs + n++, "/", 0, 0, fs_cb));
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ASSERT(0 == uv_fs_write(loop, reqs + n++, 0, &iov, 1, 0, fs_cb));
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ASSERT(n == ARRAY_SIZE(reqs));
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ASSERT(0 == uv_timer_init(loop, &ci.timer_handle));
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ASSERT(0 == uv_timer_start(&ci.timer_handle, timer_cb, 10, 0));
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(n == fs_cb_called);
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ASSERT(1 == timer_cb_called);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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TEST_IMPL(threadpool_cancel_single) {
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uv_loop_t* loop;
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uv_work_t req;
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saturate_threadpool();
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loop = uv_default_loop();
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ASSERT(0 == uv_queue_work(loop, &req, (uv_work_cb) abort, nop_done_cb));
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ASSERT(0 == uv_cancel((uv_req_t*) &req));
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ASSERT(0 == done_cb_called);
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unblock_threadpool();
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ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
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ASSERT(1 == done_cb_called);
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MAKE_VALGRIND_HAPPY();
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return 0;
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}
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