1/* Copyright libuv project and contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22#include "uv.h"
23#include "task.h"
24
25static uv_tcp_t client;
26static uv_tcp_t connection;
27static uv_connect_t connect_req;
28static uv_timer_t timer;
29
30static int read_cb_called;
31static int on_close_called;
32
33static void on_connection(uv_stream_t* server, int status);
34
35static void on_client_connect(uv_connect_t* req, int status);
36static void on_client_alloc(uv_handle_t* handle,
37                            size_t suggested_size,
38                            uv_buf_t* buf);
39static void on_client_read(uv_stream_t* stream,
40                           ssize_t nread,
41                           const uv_buf_t* buf);
42static void on_client_timeout(uv_timer_t* handle);
43
44static void on_close(uv_handle_t* handle);
45
46
47static void on_client_connect(uv_connect_t* conn_req, int status) {
48  int r;
49
50  r = uv_read_start((uv_stream_t*) &client, on_client_alloc, on_client_read);
51  ASSERT_EQ(r, 0);
52
53  r = uv_timer_start(&timer, on_client_timeout, 1000, 0);
54  ASSERT_EQ(r, 0);
55}
56
57
58static void on_client_alloc(uv_handle_t* handle,
59                            size_t suggested_size,
60                            uv_buf_t* buf) {
61  static char slab[8];
62  buf->base = slab;
63  buf->len = sizeof(slab);
64}
65
66
67static void on_client_read(uv_stream_t* stream, ssize_t nread,
68                           const uv_buf_t* buf) {
69  ASSERT_LT(nread, 0);
70  read_cb_called++;
71}
72
73
74static void on_client_timeout(uv_timer_t* handle) {
75  ASSERT_EQ(handle, &timer);
76  ASSERT_EQ(read_cb_called, 0);
77  uv_read_stop((uv_stream_t*) &client);
78  uv_close((uv_handle_t*) &client, on_close);
79  uv_close((uv_handle_t*) &timer, on_close);
80}
81
82
83static void on_connection_alloc(uv_handle_t* handle,
84                     size_t suggested_size,
85                     uv_buf_t* buf) {
86  static char slab[8];
87  buf->base = slab;
88  buf->len = sizeof(slab);
89}
90
91
92static void on_connection_read(uv_stream_t* stream,
93                               ssize_t nread,
94                               const uv_buf_t* buf) {
95  ASSERT_EQ(nread, UV_EOF);
96  read_cb_called++;
97  uv_close((uv_handle_t*) stream, on_close);
98}
99
100
101static void on_connection(uv_stream_t* server, int status) {
102  int r;
103
104  ASSERT_EQ(status, 0);
105  ASSERT_EQ(uv_accept(server, (uv_stream_t*) &connection), 0);
106
107  r = uv_read_start((uv_stream_t*) &connection,
108                    on_connection_alloc,
109                    on_connection_read);
110  ASSERT_EQ(r, 0);
111}
112
113
114static void on_close(uv_handle_t* handle) {
115  ASSERT(handle == (uv_handle_t*) &client ||
116         handle == (uv_handle_t*) &connection ||
117         handle == (uv_handle_t*) &timer);
118  on_close_called++;
119}
120
121
122static void start_server(uv_loop_t* loop, uv_tcp_t* handle) {
123  struct sockaddr_in addr;
124  int r;
125
126  ASSERT_EQ(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr), 0);
127
128  r = uv_tcp_init(loop, handle);
129  ASSERT_EQ(r, 0);
130
131  r = uv_tcp_bind(handle, (const struct sockaddr*) &addr, 0);
132  ASSERT_EQ(r, 0);
133
134  r = uv_listen((uv_stream_t*) handle, 128, on_connection);
135  ASSERT_EQ(r, 0);
136
137  uv_unref((uv_handle_t*) handle);
138}
139
140
141/* Check that pending write requests have their callbacks
142 * invoked when the handle is closed.
143 */
144TEST_IMPL(tcp_close_after_read_timeout) {
145  struct sockaddr_in addr;
146  uv_tcp_t tcp_server;
147  uv_loop_t* loop;
148  int r;
149
150  ASSERT_EQ(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr), 0);
151
152  loop = uv_default_loop();
153
154  /* We can't use the echo server, it doesn't handle ECONNRESET. */
155  start_server(loop, &tcp_server);
156
157  r = uv_tcp_init(loop, &client);
158  ASSERT_EQ(r, 0);
159
160  r = uv_tcp_connect(&connect_req,
161                     &client,
162                     (const struct sockaddr*) &addr,
163                     on_client_connect);
164  ASSERT_EQ(r, 0);
165
166  r = uv_tcp_init(loop, &connection);
167  ASSERT_EQ(r, 0);
168
169  r = uv_timer_init(loop, &timer);
170  ASSERT_EQ(r, 0);
171
172  ASSERT_EQ(read_cb_called, 0);
173  ASSERT_EQ(on_close_called, 0);
174
175  r = uv_run(loop, UV_RUN_DEFAULT);
176  ASSERT_EQ(r, 0);
177
178  ASSERT_EQ(read_cb_called, 1);
179  ASSERT_EQ(on_close_called, 3);
180
181  MAKE_VALGRIND_HAPPY();
182  return 0;
183}
184