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-rw-r--r--3rdparty/libuv/test/benchmark-udp-pummel.c243
1 files changed, 243 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/benchmark-udp-pummel.c b/3rdparty/libuv/test/benchmark-udp-pummel.c
new file mode 100644
index 00000000000..68a2373d781
--- /dev/null
+++ b/3rdparty/libuv/test/benchmark-udp-pummel.c
@@ -0,0 +1,243 @@
+/* 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 "task.h"
+#include "uv.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define EXPECTED "RANG TANG DING DONG I AM THE JAPANESE SANDMAN"
+
+#define TEST_DURATION 5000 /* ms */
+
+#define BASE_PORT 12345
+
+struct sender_state {
+ struct sockaddr_in addr;
+ uv_udp_send_t send_req;
+ uv_udp_t udp_handle;
+};
+
+struct receiver_state {
+ struct sockaddr_in addr;
+ uv_udp_t udp_handle;
+};
+
+/* not used in timed mode */
+static unsigned int packet_counter = (unsigned int) 1e6;
+
+static int n_senders_;
+static int n_receivers_;
+static uv_buf_t bufs[5];
+static struct sender_state senders[1024];
+static struct receiver_state receivers[1024];
+
+static unsigned int send_cb_called;
+static unsigned int recv_cb_called;
+static unsigned int close_cb_called;
+static int timed;
+static int exiting;
+
+
+static void alloc_cb(uv_handle_t* handle,
+ size_t suggested_size,
+ uv_buf_t* buf) {
+ static char slab[65536];
+ ASSERT(suggested_size <= sizeof(slab));
+ buf->base = slab;
+ buf->len = sizeof(slab);
+}
+
+
+static void send_cb(uv_udp_send_t* req, int status) {
+ struct sender_state* s;
+
+ ASSERT(req != NULL);
+
+ if (status != 0) {
+ ASSERT(status == UV_ECANCELED);
+ return;
+ }
+
+ if (exiting)
+ return;
+
+ s = container_of(req, struct sender_state, send_req);
+ ASSERT(req->handle == &s->udp_handle);
+
+ if (timed)
+ goto send;
+
+ if (packet_counter == 0) {
+ uv_close((uv_handle_t*)&s->udp_handle, NULL);
+ return;
+ }
+
+ packet_counter--;
+
+send:
+ ASSERT(0 == uv_udp_send(&s->send_req,
+ &s->udp_handle,
+ bufs,
+ ARRAY_SIZE(bufs),
+ (const struct sockaddr*) &s->addr,
+ send_cb));
+ send_cb_called++;
+}
+
+
+static void recv_cb(uv_udp_t* handle,
+ ssize_t nread,
+ const uv_buf_t* buf,
+ const struct sockaddr* addr,
+ unsigned flags) {
+ if (nread == 0)
+ return;
+
+ if (nread < 0) {
+ ASSERT(nread == UV_ECANCELED);
+ return;
+ }
+
+ ASSERT(addr->sa_family == AF_INET);
+ ASSERT(!memcmp(buf->base, EXPECTED, nread));
+
+ recv_cb_called++;
+}
+
+
+static void close_cb(uv_handle_t* handle) {
+ ASSERT(handle != NULL);
+ close_cb_called++;
+}
+
+
+static void timeout_cb(uv_timer_t* timer) {
+ int i;
+
+ exiting = 1;
+
+ for (i = 0; i < n_senders_; i++)
+ uv_close((uv_handle_t*)&senders[i].udp_handle, close_cb);
+
+ for (i = 0; i < n_receivers_; i++)
+ uv_close((uv_handle_t*)&receivers[i].udp_handle, close_cb);
+}
+
+
+static int pummel(unsigned int n_senders,
+ unsigned int n_receivers,
+ unsigned long timeout) {
+ uv_timer_t timer_handle;
+ uint64_t duration;
+ uv_loop_t* loop;
+ unsigned int i;
+
+ ASSERT(n_senders <= ARRAY_SIZE(senders));
+ ASSERT(n_receivers <= ARRAY_SIZE(receivers));
+
+ loop = uv_default_loop();
+
+ n_senders_ = n_senders;
+ n_receivers_ = n_receivers;
+
+ if (timeout) {
+ ASSERT(0 == uv_timer_init(loop, &timer_handle));
+ ASSERT(0 == uv_timer_start(&timer_handle, timeout_cb, timeout, 0));
+ /* Timer should not keep loop alive. */
+ uv_unref((uv_handle_t*)&timer_handle);
+ timed = 1;
+ }
+
+ for (i = 0; i < n_receivers; i++) {
+ struct receiver_state* s = receivers + i;
+ struct sockaddr_in addr;
+ ASSERT(0 == uv_ip4_addr("0.0.0.0", BASE_PORT + i, &addr));
+ ASSERT(0 == uv_udp_init(loop, &s->udp_handle));
+ ASSERT(0 == uv_udp_bind(&s->udp_handle, (const struct sockaddr*) &addr, 0));
+ ASSERT(0 == uv_udp_recv_start(&s->udp_handle, alloc_cb, recv_cb));
+ uv_unref((uv_handle_t*)&s->udp_handle);
+ }
+
+ bufs[0] = uv_buf_init(EXPECTED + 0, 10);
+ bufs[1] = uv_buf_init(EXPECTED + 10, 10);
+ bufs[2] = uv_buf_init(EXPECTED + 20, 10);
+ bufs[3] = uv_buf_init(EXPECTED + 30, 10);
+ bufs[4] = uv_buf_init(EXPECTED + 40, 5);
+
+ for (i = 0; i < n_senders; i++) {
+ struct sender_state* s = senders + i;
+ ASSERT(0 == uv_ip4_addr("127.0.0.1",
+ BASE_PORT + (i % n_receivers),
+ &s->addr));
+ ASSERT(0 == uv_udp_init(loop, &s->udp_handle));
+ ASSERT(0 == uv_udp_send(&s->send_req,
+ &s->udp_handle,
+ bufs,
+ ARRAY_SIZE(bufs),
+ (const struct sockaddr*) &s->addr,
+ send_cb));
+ }
+
+ duration = uv_hrtime();
+ ASSERT(0 == uv_run(loop, UV_RUN_DEFAULT));
+ duration = uv_hrtime() - duration;
+ /* convert from nanoseconds to milliseconds */
+ duration = duration / (uint64_t) 1e6;
+
+ printf("udp_pummel_%dv%d: %.0f/s received, %.0f/s sent. "
+ "%u received, %u sent in %.1f seconds.\n",
+ n_receivers,
+ n_senders,
+ recv_cb_called / (duration / 1000.0),
+ send_cb_called / (duration / 1000.0),
+ recv_cb_called,
+ send_cb_called,
+ duration / 1000.0);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+
+#define X(a, b) \
+ BENCHMARK_IMPL(udp_pummel_##a##v##b) { \
+ return pummel(a, b, 0); \
+ } \
+ BENCHMARK_IMPL(udp_timed_pummel_##a##v##b) { \
+ return pummel(a, b, TEST_DURATION); \
+ }
+
+X(1, 1)
+X(1, 10)
+X(1, 100)
+X(1, 1000)
+X(10, 10)
+X(10, 100)
+X(10, 1000)
+X(100, 10)
+X(100, 100)
+X(100, 1000)
+X(1000, 1000)
+
+#undef X