1 /* Copyright Joyent, Inc. and other Node 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 #include <stdio.h>
25 #include <stdlib.h>
26
27 static int connection_cb_called = 0;
28 static int do_accept_called = 0;
29 static int close_cb_called = 0;
30 static int connect_cb_called = 0;
31
32
alloc_cb(uv_handle_t * handle,size_t size,uv_buf_t * buf)33 static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
34 buf->base = malloc(size);
35 buf->len = size;
36 }
37
38
close_cb(uv_handle_t * handle)39 static void close_cb(uv_handle_t* handle) {
40 ASSERT_NOT_NULL(handle);
41
42 free(handle);
43
44 close_cb_called++;
45 }
46
47
do_accept(uv_timer_t * timer_handle)48 static void do_accept(uv_timer_t* timer_handle) {
49 uv_tcp_t* server;
50 uv_tcp_t* accepted_handle = (uv_tcp_t*)malloc(sizeof *accepted_handle);
51 int r;
52
53 ASSERT_NOT_NULL(timer_handle);
54 ASSERT_NOT_NULL(accepted_handle);
55
56 r = uv_tcp_init(uv_default_loop(), accepted_handle);
57 ASSERT(r == 0);
58
59 server = (uv_tcp_t*)timer_handle->data;
60 r = uv_accept((uv_stream_t*)server, (uv_stream_t*)accepted_handle);
61 ASSERT(r == 0);
62
63 do_accept_called++;
64
65 /* Immediately close the accepted handle. */
66 uv_close((uv_handle_t*)accepted_handle, close_cb);
67
68 /* After accepting the two clients close the server handle */
69 if (do_accept_called == 2) {
70 uv_close((uv_handle_t*)server, close_cb);
71 }
72
73 /* Dispose the timer. */
74 uv_close((uv_handle_t*)timer_handle, close_cb);
75 }
76
77
connection_cb(uv_stream_t * tcp,int status)78 static void connection_cb(uv_stream_t* tcp, int status) {
79 int r;
80 uv_timer_t* timer_handle;
81
82 ASSERT(status == 0);
83
84 timer_handle = (uv_timer_t*)malloc(sizeof *timer_handle);
85 ASSERT_NOT_NULL(timer_handle);
86
87 /* Accept the client after 1 second */
88 r = uv_timer_init(uv_default_loop(), timer_handle);
89 ASSERT(r == 0);
90
91 timer_handle->data = tcp;
92
93 r = uv_timer_start(timer_handle, do_accept, 1000, 0);
94 ASSERT(r == 0);
95
96 connection_cb_called++;
97 }
98
99
start_server(void)100 static void start_server(void) {
101 struct sockaddr_in addr;
102 uv_tcp_t* server = (uv_tcp_t*)malloc(sizeof *server);
103 int r;
104
105 ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));
106 ASSERT_NOT_NULL(server);
107
108 r = uv_tcp_init(uv_default_loop(), server);
109 ASSERT(r == 0);
110 r = uv_tcp_bind(server, (const struct sockaddr*) &addr, 0);
111 ASSERT(r == 0);
112
113 r = uv_listen((uv_stream_t*)server, 128, connection_cb);
114 ASSERT(r == 0);
115 }
116
117
read_cb(uv_stream_t * tcp,ssize_t nread,const uv_buf_t * buf)118 static void read_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
119 /* The server will not send anything, it should close gracefully. */
120
121 if (buf->base) {
122 free(buf->base);
123 }
124
125 if (nread >= 0) {
126 ASSERT(nread == 0);
127 } else {
128 ASSERT_NOT_NULL(tcp);
129 ASSERT(nread == UV_EOF);
130 uv_close((uv_handle_t*)tcp, close_cb);
131 }
132 }
133
134
connect_cb(uv_connect_t * req,int status)135 static void connect_cb(uv_connect_t* req, int status) {
136 int r;
137
138 ASSERT_NOT_NULL(req);
139 ASSERT(status == 0);
140
141 /* Not that the server will send anything, but otherwise we'll never know
142 * when the server closes the connection. */
143 r = uv_read_start((uv_stream_t*)(req->handle), alloc_cb, read_cb);
144 ASSERT(r == 0);
145
146 connect_cb_called++;
147
148 free(req);
149 }
150
151
client_connect(void)152 static void client_connect(void) {
153 struct sockaddr_in addr;
154 uv_tcp_t* client = (uv_tcp_t*)malloc(sizeof *client);
155 uv_connect_t* connect_req = malloc(sizeof *connect_req);
156 int r;
157
158 ASSERT(0 == uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
159 ASSERT_NOT_NULL(client);
160 ASSERT_NOT_NULL(connect_req);
161
162 r = uv_tcp_init(uv_default_loop(), client);
163 ASSERT(r == 0);
164
165 r = uv_tcp_connect(connect_req,
166 client,
167 (const struct sockaddr*) &addr,
168 connect_cb);
169 ASSERT(r == 0);
170 }
171
172
173
TEST_IMPL(delayed_accept)174 TEST_IMPL(delayed_accept) {
175 start_server();
176
177 client_connect();
178 client_connect();
179
180 uv_run(uv_default_loop(), UV_RUN_DEFAULT);
181
182 ASSERT(connection_cb_called == 2);
183 ASSERT(do_accept_called == 2);
184 ASSERT(connect_cb_called == 2);
185 ASSERT(close_cb_called == 7);
186
187 MAKE_VALGRIND_HAPPY();
188 return 0;
189 }
190