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comparison third_party/libuv/test/test-pipe-getsockname.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
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 #include <string.h>
27
28 #ifndef _WIN32
29 # include <unistd.h> /* close */
30 #else
31 # include <fcntl.h>
32 #endif
33
34 static uv_pipe_t pipe_client;
35 static uv_pipe_t pipe_server;
36 static uv_connect_t connect_req;
37
38 static int pipe_close_cb_called = 0;
39 static int pipe_client_connect_cb_called = 0;
40
41
42 static void pipe_close_cb(uv_handle_t* handle) {
43 ASSERT_NE(handle == (uv_handle_t*) &pipe_client ||
44 handle == (uv_handle_t*) &pipe_server, 0);
45 pipe_close_cb_called++;
46 }
47
48
49 static void pipe_client_connect_cb(uv_connect_t* req, int status) {
50 char buf[1024];
51 size_t len;
52 int r;
53
54 ASSERT_PTR_EQ(req, &connect_req);
55 ASSERT_OK(status);
56
57 len = sizeof buf;
58 r = uv_pipe_getpeername(&pipe_client, buf, &len);
59 ASSERT_OK(r);
60
61 if (*buf == '\0') { /* Linux abstract socket. */
62 const char expected[] = "\0" TEST_PIPENAME "\0";
63 ASSERT_EQ(len, sizeof(expected) - 1);
64 ASSERT_MEM_EQ(buf, expected, len);
65 } else {
66 ASSERT_NE(0, buf[len - 1]);
67 ASSERT_MEM_EQ(buf, TEST_PIPENAME, len);
68 }
69
70 len = sizeof buf;
71 r = uv_pipe_getsockname(&pipe_client, buf, &len);
72 ASSERT(r == 0 && len == 0);
73
74 pipe_client_connect_cb_called++;
75
76 uv_close((uv_handle_t*) &pipe_client, pipe_close_cb);
77 uv_close((uv_handle_t*) &pipe_server, pipe_close_cb);
78 }
79
80
81 #if defined(__linux__)
82 /* Socket name looks like \0[0-9a-f]{5}, e.g. "\0bad42" */
83 static void check_is_autobind_abstract_socket_name(const char *p, size_t len) {
84 ASSERT_EQ(len, 6);
85 ASSERT_EQ(*p, '\0');
86
87 while (*p != '\0') {
88 ASSERT((*p >= '0' && *p <= '9') || (*p >= 'a' && *p <= 'f'));
89 p++;
90 }
91 }
92
93
94 static void pipe_client_autobind_connect_cb(uv_connect_t* req, int status) {
95 char buf[16];
96 size_t len;
97
98 ASSERT_OK(status);
99 len = 5;
100 ASSERT_EQ(UV_ENOBUFS, uv_pipe_getpeername(&pipe_client, buf, &len));
101 len = 6;
102 ASSERT_OK(uv_pipe_getpeername(&pipe_client, buf, &len));
103 check_is_autobind_abstract_socket_name(buf, len);
104 pipe_client_connect_cb_called++;
105 uv_close((uv_handle_t*) &pipe_client, pipe_close_cb);
106 uv_close((uv_handle_t*) &pipe_server, pipe_close_cb);
107 }
108 #endif /* defined(__linux__) */
109
110
111 static void pipe_server_connection_cb(uv_stream_t* handle, int status) {
112 /* This function *may* be called, depending on whether accept or the
113 * connection callback is called first.
114 */
115 ASSERT_OK(status);
116 }
117
118
119 TEST_IMPL(pipe_getsockname) {
120 #if defined(NO_SELF_CONNECT)
121 RETURN_SKIP(NO_SELF_CONNECT);
122 #endif
123 uv_loop_t* loop;
124 char namebuf[256];
125 char buf[1024];
126 size_t namelen;
127 size_t len;
128 int r;
129
130 snprintf(namebuf, sizeof(namebuf), "%s-oob", TEST_PIPENAME);
131 namelen = sizeof(TEST_PIPENAME) - 1;
132
133 loop = uv_default_loop();
134 ASSERT_NOT_NULL(loop);
135
136 r = uv_pipe_init(loop, &pipe_server, 0);
137 ASSERT_OK(r);
138
139 r = uv_pipe_bind2(&pipe_server, "bad\0path", 8, 0);
140 ASSERT_EQ(r, UV_EINVAL);
141
142 len = sizeof buf;
143 r = uv_pipe_getsockname(&pipe_server, buf, &len);
144 ASSERT_EQ(r, UV_EBADF);
145
146 len = sizeof buf;
147 r = uv_pipe_getpeername(&pipe_server, buf, &len);
148 ASSERT_EQ(r, UV_EBADF);
149
150 r = uv_pipe_bind2(&pipe_server, namebuf, namelen, 0);
151 ASSERT_OK(r);
152
153 #ifndef _WIN32
154 ASSERT_STR_EQ(pipe_server.pipe_fname, TEST_PIPENAME);
155 #endif
156
157 r = uv_pipe_getsockname(&pipe_server, NULL, &len);
158 ASSERT_EQ(r, UV_EINVAL);
159
160 r = uv_pipe_getsockname(&pipe_server, buf, NULL);
161 ASSERT_EQ(r, UV_EINVAL);
162
163 r = uv_pipe_getsockname(&pipe_server, NULL, NULL);
164 ASSERT_EQ(r, UV_EINVAL);
165
166 len = sizeof(TEST_PIPENAME) - 1;
167 ASSERT_EQ(UV_ENOBUFS, uv_pipe_getsockname(&pipe_server, buf, &len));
168
169 len = sizeof(TEST_PIPENAME);
170 ASSERT_OK(uv_pipe_getsockname(&pipe_server, buf, &len));
171
172 ASSERT_NE(0, buf[len - 1]);
173 ASSERT_EQ(buf[len], '\0');
174 ASSERT_OK(memcmp(buf, TEST_PIPENAME, len));
175
176 len = sizeof buf;
177 r = uv_pipe_getpeername(&pipe_server, buf, &len);
178 ASSERT_EQ(r, UV_ENOTCONN);
179
180 r = uv_listen((uv_stream_t*) &pipe_server, 0, pipe_server_connection_cb);
181 ASSERT_OK(r);
182
183 r = uv_pipe_init(loop, &pipe_client, 0);
184 ASSERT_OK(r);
185
186 len = sizeof buf;
187 r = uv_pipe_getsockname(&pipe_client, buf, &len);
188 ASSERT_EQ(r, UV_EBADF);
189
190 len = sizeof buf;
191 r = uv_pipe_getpeername(&pipe_client, buf, &len);
192 ASSERT_EQ(r, UV_EBADF);
193
194 r = uv_pipe_connect2(&connect_req,
195 &pipe_client,
196 namebuf,
197 namelen,
198 0,
199 pipe_client_connect_cb);
200 ASSERT_OK(r);
201
202 len = sizeof buf;
203 r = uv_pipe_getsockname(&pipe_client, buf, &len);
204 ASSERT_EQ(r, 0);
205 ASSERT_EQ(len, 0);
206
207 len = sizeof buf;
208 r = uv_pipe_getpeername(&pipe_client, buf, &len);
209 ASSERT_OK(r);
210
211 ASSERT_NE(0, buf[len - 1]);
212 ASSERT_OK(memcmp(buf, TEST_PIPENAME, len));
213
214 r = uv_run(loop, UV_RUN_DEFAULT);
215 ASSERT_OK(r);
216 ASSERT_EQ(1, pipe_client_connect_cb_called);
217 ASSERT_EQ(2, pipe_close_cb_called);
218
219 MAKE_VALGRIND_HAPPY(loop);
220 return 0;
221 }
222
223
224 TEST_IMPL(pipe_getsockname_abstract) {
225 /* TODO(bnoordhuis) Use unique name, susceptible to concurrent test runs. */
226 static const char name[] = "\0" TEST_PIPENAME "\0";
227 #if defined(__linux__)
228 char buf[256];
229 size_t buflen;
230
231 buflen = sizeof(buf);
232 memset(buf, 0, sizeof(buf));
233 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_server, 0));
234 ASSERT_OK(uv_pipe_bind2(&pipe_server, name, sizeof(name) - 1, 0));
235 ASSERT_OK(uv_pipe_getsockname(&pipe_server, buf, &buflen));
236 ASSERT_UINT64_EQ(sizeof(name) - 1, buflen);
237 ASSERT_MEM_EQ(name, buf, buflen);
238 ASSERT_OK(uv_listen((uv_stream_t*) &pipe_server,
239 0,
240 pipe_server_connection_cb));
241 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_client, 0));
242 ASSERT_OK(uv_pipe_connect2(&connect_req,
243 &pipe_client,
244 name,
245 sizeof(name) - 1,
246 0,
247 pipe_client_connect_cb));
248 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
249 ASSERT_EQ(1, pipe_client_connect_cb_called);
250 ASSERT_EQ(2, pipe_close_cb_called);
251 MAKE_VALGRIND_HAPPY(uv_default_loop());
252 return 0;
253 #else
254 /* On other platforms it should simply fail with UV_EINVAL. */
255 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_server, 0));
256 ASSERT_EQ(UV_EINVAL, uv_pipe_bind2(&pipe_server, name, sizeof(name), 0));
257 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_client, 0));
258 uv_close((uv_handle_t*) &pipe_server, pipe_close_cb);
259 ASSERT_EQ(UV_EINVAL, uv_pipe_connect2(&connect_req,
260 &pipe_client,
261 name,
262 sizeof(name),
263 0,
264 (uv_connect_cb) abort));
265 uv_close((uv_handle_t*) &pipe_client, pipe_close_cb);
266 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
267 ASSERT_EQ(2, pipe_close_cb_called);
268 MAKE_VALGRIND_HAPPY(uv_default_loop());
269 return 0;
270 #endif
271 }
272
273
274 TEST_IMPL(pipe_getsockname_autobind) {
275 #if defined(__linux__)
276 char buf[256];
277 size_t buflen;
278
279 buflen = sizeof(buf);
280 memset(buf, 0, sizeof(buf));
281 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_server, 0));
282 ASSERT_OK(uv_pipe_bind2(&pipe_server, "", 0, 0));
283 ASSERT_OK(uv_pipe_getsockname(&pipe_server, buf, &buflen));
284 check_is_autobind_abstract_socket_name(buf, buflen);
285 ASSERT_OK(uv_listen((uv_stream_t*) &pipe_server, 0,
286 pipe_server_connection_cb));
287 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_client, 0));
288 ASSERT_OK(uv_pipe_connect2(&connect_req, &pipe_client,
289 buf,
290 1 + strlen(&buf[1]),
291 0,
292 pipe_client_autobind_connect_cb));
293 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
294 ASSERT_EQ(1, pipe_client_connect_cb_called);
295 ASSERT_EQ(2, pipe_close_cb_called);
296 MAKE_VALGRIND_HAPPY(uv_default_loop());
297 return 0;
298 #else
299 /* On other platforms it should simply fail with UV_EINVAL. */
300 ASSERT_OK(uv_pipe_init(uv_default_loop(), &pipe_server, 0));
301 ASSERT_EQ(UV_EINVAL, uv_pipe_bind2(&pipe_server, "", 0, 0));
302 uv_close((uv_handle_t*) &pipe_server, pipe_close_cb);
303 ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
304 ASSERT_EQ(1, pipe_close_cb_called);
305 MAKE_VALGRIND_HAPPY(uv_default_loop());
306 return 0;
307 #endif
308 }
309
310
311 TEST_IMPL(pipe_getsockname_blocking) {
312 #ifdef _WIN32
313 HANDLE readh, writeh;
314 int readfd;
315 char buf1[1024], buf2[1024];
316 size_t len1, len2;
317 int r;
318
319 r = CreatePipe(&readh, &writeh, NULL, 65536);
320 ASSERT(r);
321
322 r = uv_pipe_init(uv_default_loop(), &pipe_client, 0);
323 ASSERT_OK(r);
324 readfd = _open_osfhandle((intptr_t)readh, _O_RDONLY);
325 ASSERT_NE(r, -1);
326 r = uv_pipe_open(&pipe_client, readfd);
327 ASSERT_OK(r);
328 r = uv_read_start((uv_stream_t*) &pipe_client,
329 (uv_alloc_cb) abort,
330 (uv_read_cb) abort);
331 ASSERT_OK(r);
332 Sleep(100);
333 r = uv_read_stop((uv_stream_t*)&pipe_client);
334 ASSERT_OK(r);
335
336 len1 = sizeof buf1;
337 r = uv_pipe_getsockname(&pipe_client, buf1, &len1);
338 ASSERT_OK(r);
339 ASSERT_OK(len1); /* It's an annonymous pipe. */
340
341 r = uv_read_start((uv_stream_t*)&pipe_client,
342 (uv_alloc_cb) abort,
343 (uv_read_cb) abort);
344 ASSERT_OK(r);
345 Sleep(100);
346
347 len2 = sizeof buf2;
348 r = uv_pipe_getsockname(&pipe_client, buf2, &len2);
349 ASSERT_OK(r);
350 ASSERT_OK(len2); /* It's an annonymous pipe. */
351
352 r = uv_read_stop((uv_stream_t*)&pipe_client);
353 ASSERT_OK(r);
354
355 ASSERT_EQ(len1, len2);
356 ASSERT_OK(memcmp(buf1, buf2, len1));
357
358 pipe_close_cb_called = 0;
359 uv_close((uv_handle_t*)&pipe_client, pipe_close_cb);
360
361 uv_run(uv_default_loop(), UV_RUN_DEFAULT);
362
363 ASSERT_EQ(1, pipe_close_cb_called);
364
365 CloseHandle(writeh);
366 #endif
367
368 MAKE_VALGRIND_HAPPY(uv_default_loop());
369 return 0;
370 }