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1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to
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5 * deal in the Software without restriction, including without limitation the
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6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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7 * sell copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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19 * IN THE SOFTWARE.
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20 */
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21
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22 #include "uv.h"
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23 #include "task.h"
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24
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25 #include <stdio.h>
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26 #include <stdlib.h>
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27
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28 #define WRITE_REQ_DATA "Hello, world."
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29 #define NUM_WRITE_REQS (1000 * 1000)
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30
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31 typedef struct {
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32 uv_write_t req;
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33 uv_buf_t buf;
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34 } write_req;
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35
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36
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37 static write_req* write_reqs;
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38 static uv_tcp_t tcp_client;
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39 static uv_connect_t connect_req;
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40 static uv_shutdown_t shutdown_req;
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41
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42 static int shutdown_cb_called = 0;
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43 static int connect_cb_called = 0;
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44 static int write_cb_called = 0;
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45 static int close_cb_called = 0;
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46
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47 static void connect_cb(uv_connect_t* req, int status);
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48 static void write_cb(uv_write_t* req, int status);
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49 static void shutdown_cb(uv_shutdown_t* req, int status);
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50 static void close_cb(uv_handle_t* handle);
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51
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52
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53 static void connect_cb(uv_connect_t* req, int status) {
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54 write_req* w;
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55 int i;
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56 int r;
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57
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58 ASSERT_PTR_EQ(req->handle, (uv_stream_t*)&tcp_client);
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59
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60 for (i = 0; i < NUM_WRITE_REQS; i++) {
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61 w = &write_reqs[i];
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62 r = uv_write(&w->req, req->handle, &w->buf, 1, write_cb);
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63 ASSERT_OK(r);
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64 }
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65
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66 r = uv_shutdown(&shutdown_req, req->handle, shutdown_cb);
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67 ASSERT_OK(r);
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68
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69 connect_cb_called++;
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70 }
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71
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72
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73 static void write_cb(uv_write_t* req, int status) {
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74 ASSERT_NOT_NULL(req);
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75 ASSERT_OK(status);
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76 write_cb_called++;
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77 }
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78
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79
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80 static void shutdown_cb(uv_shutdown_t* req, int status) {
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81 ASSERT_PTR_EQ(req->handle, (uv_stream_t*)&tcp_client);
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82 ASSERT_OK(req->handle->write_queue_size);
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83
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84 uv_close((uv_handle_t*)req->handle, close_cb);
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85 free(write_reqs);
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86
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87 shutdown_cb_called++;
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88 }
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89
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90
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91 static void close_cb(uv_handle_t* handle) {
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92 ASSERT_PTR_EQ(handle, (uv_handle_t*)&tcp_client);
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93 close_cb_called++;
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94 }
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95
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96
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97 BENCHMARK_IMPL(tcp_write_batch) {
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98 struct sockaddr_in addr;
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99 uv_loop_t* loop;
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100 uint64_t start;
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101 uint64_t stop;
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102 int i;
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103 int r;
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104
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105 write_reqs = malloc(sizeof(*write_reqs) * NUM_WRITE_REQS);
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106 ASSERT_NOT_NULL(write_reqs);
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107
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108 /* Prepare the data to write out. */
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109 for (i = 0; i < NUM_WRITE_REQS; i++) {
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110 write_reqs[i].buf = uv_buf_init(WRITE_REQ_DATA,
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111 sizeof(WRITE_REQ_DATA) - 1);
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112 }
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113
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114 loop = uv_default_loop();
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115 ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
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116
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117 r = uv_tcp_init(loop, &tcp_client);
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118 ASSERT_OK(r);
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119
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120 r = uv_tcp_connect(&connect_req,
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121 &tcp_client,
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122 (const struct sockaddr*) &addr,
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123 connect_cb);
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124 ASSERT_OK(r);
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125
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126 start = uv_hrtime();
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127
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128 r = uv_run(loop, UV_RUN_DEFAULT);
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129 ASSERT_OK(r);
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130
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131 stop = uv_hrtime();
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132
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133 ASSERT_EQ(1, connect_cb_called);
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134 ASSERT_EQ(write_cb_called, NUM_WRITE_REQS);
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135 ASSERT_EQ(1, shutdown_cb_called);
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136 ASSERT_EQ(1, close_cb_called);
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137
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138 printf("%ld write requests in %.2fs.\n",
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139 (long)NUM_WRITE_REQS,
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140 (stop - start) / 1e9);
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141
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142 MAKE_VALGRIND_HAPPY(loop);
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143 return 0;
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144 }
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