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 | |
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 | |
39 | static void close_cb(uv_handle_t* handle) { |
40 | ASSERT(handle != NULL); |
41 | |
42 | free(handle); |
43 | |
44 | close_cb_called++; |
45 | } |
46 | |
47 | |
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(timer_handle != NULL); |
54 | ASSERT(accepted_handle != NULL); |
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 | |
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(timer_handle != NULL); |
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 | |
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(server != NULL); |
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 | |
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(tcp != NULL); |
129 | ASSERT(nread == UV_EOF); |
130 | uv_close((uv_handle_t*)tcp, close_cb); |
131 | } |
132 | } |
133 | |
134 | |
135 | static void connect_cb(uv_connect_t* req, int status) { |
136 | int r; |
137 | |
138 | ASSERT(req != NULL); |
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 | |
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(client != NULL); |
160 | ASSERT(connect_req != NULL); |
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 | |
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 | |