libuv-svace-build

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>
30
#endif
31

32
static int shutdown_cb_called = 0;
33
static int shutdown_requested = 0;
34
static int connect_cb_called = 0;
35
static int write_cb_called = 0;
36
static int close_cb_called = 0;
37

38
static uv_connect_t connect_req;
39
static uv_shutdown_t shutdown_req;
40
static uv_write_t write_req;
41
static uv_timer_t tm;
42
static uv_tcp_t client;
43

44

45
static void startup(void) {
46
#ifdef _WIN32
47
    struct WSAData wsa_data;
48
    int r = WSAStartup(MAKEWORD(2, 2), &wsa_data);
49
    ASSERT_OK(r);
50
#endif
51
}
52

53

54
static uv_os_sock_t create_tcp_socket(void) {
55
  uv_os_sock_t sock;
56

57
  sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
58
#ifdef _WIN32
59
  ASSERT_NE(sock, INVALID_SOCKET);
60
#else
61
  ASSERT_GE(sock, 0);
62
#endif
63

64
#ifndef _WIN32
65
  {
66
    /* Allow reuse of the port. */
67
    int yes = 1;
68
    int r = setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof yes);
69
    ASSERT_OK(r);
70
  }
71
#endif
72

73
  return sock;
74
}
75

76

77
static void close_socket(uv_os_sock_t sock) {
78
  int r;
79
#ifdef _WIN32
80
  r = closesocket(sock);
81
#else
82
  r = close(sock);
83
#endif
84
  ASSERT_OK(r);
85
}
86

87

88
static void alloc_cb(uv_handle_t* handle,
89
                     size_t suggested_size,
90
                     uv_buf_t* buf) {
91
  static char slab[65536];
92
  ASSERT_LE(suggested_size, sizeof(slab));
93
  buf->base = slab;
94
  buf->len = sizeof(slab);
95
}
96

97

98
static void close_cb(uv_handle_t* handle) {
99
  ASSERT_NOT_NULL(handle);
100
  close_cb_called++;
101
}
102

103

104
static void shutdown_cb(uv_shutdown_t* req, int status) {
105
  ASSERT_PTR_EQ(req, &shutdown_req);
106
  ASSERT_OK(status);
107

108
  /* Now we wait for the EOF */
109
  shutdown_cb_called++;
110
}
111

112

113
static void read_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
114
  ASSERT_NOT_NULL(tcp);
115

116
  if (nread >= 0) {
117
    ASSERT_EQ(4, nread);
118
    ASSERT_OK(memcmp("PING", buf->base, nread));
119
  }
120
  else {
121
    ASSERT_EQ(nread, UV_EOF);
122
    uv_close((uv_handle_t*)tcp, close_cb);
123
  }
124
}
125

126

127
static void read1_cb(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
128
  int i;
129
  ASSERT_NOT_NULL(tcp);
130

131
  if (nread >= 0) {
132
    for (i = 0; i < nread; ++i)
133
      ASSERT_EQ(buf->base[i], 'P');
134
  } else {
135
    ASSERT_EQ(nread, UV_EOF);
136
    printf("GOT EOF\n");
137
    uv_close((uv_handle_t*)tcp, close_cb);
138
  }
139
}
140

141

142
static void write_cb(uv_write_t* req, int status) {
143
  ASSERT_NOT_NULL(req);
144

145
  if (status) {
146
    fprintf(stderr, "uv_write error: %s\n", uv_strerror(status));
147
    ASSERT(0);
148
  }
149

150
  write_cb_called++;
151
}
152

153

154
static void write1_cb(uv_write_t* req, int status) {
155
  uv_buf_t buf;
156
  int r;
157

158
  ASSERT_NOT_NULL(req);
159
  if (status) {
160
    ASSERT(shutdown_cb_called);
161
    return;
162
  }
163

164
  if (shutdown_requested)
165
    return;
166

167
  buf = uv_buf_init("P", 1);
168
  r = uv_write(&write_req, req->handle, &buf, 1, write1_cb);
169
  ASSERT_OK(r);
170

171
  write_cb_called++;
172
}
173

174

175
static void timer_cb(uv_timer_t* handle) {
176
  int r;
177

178
  /* Shutdown on drain. */
179
  r = uv_shutdown(&shutdown_req, (uv_stream_t*) &client, shutdown_cb);
180
  ASSERT_OK(r);
181
  shutdown_requested++;
182
}
183

184

185
static void connect_cb(uv_connect_t* req, int status) {
186
  uv_buf_t buf = uv_buf_init("PING", 4);
187
  uv_stream_t* stream;
188
  int r;
189

190
  ASSERT_PTR_EQ(req, &connect_req);
191
  ASSERT_OK(status);
192

193
  stream = req->handle;
194
  connect_cb_called++;
195

196
  r = uv_write(&write_req, stream, &buf, 1, write_cb);
197
  ASSERT_OK(r);
198

199
  /* Shutdown on drain. */
200
  r = uv_shutdown(&shutdown_req, stream, shutdown_cb);
201
  ASSERT_OK(r);
202

203
  /* Start reading */
204
  r = uv_read_start(stream, alloc_cb, read_cb);
205
  ASSERT_OK(r);
206
}
207

208

209
static void connect1_cb(uv_connect_t* req, int status) {
210
  uv_buf_t buf;
211
  uv_stream_t* stream;
212
  int r;
213

214
  ASSERT_PTR_EQ(req, &connect_req);
215
  ASSERT_OK(status);
216

217
  stream = req->handle;
218
  connect_cb_called++;
219

220
  r = uv_timer_init(uv_default_loop(), &tm);
221
  ASSERT_OK(r);
222

223
  r = uv_timer_start(&tm, timer_cb, 2000, 0);
224
  ASSERT_OK(r);
225

226
  buf = uv_buf_init("P", 1);
227
  r = uv_write(&write_req, stream, &buf, 1, write1_cb);
228
  ASSERT_OK(r);
229

230
  /* Start reading */
231
  r = uv_read_start(stream, alloc_cb, read1_cb);
232
  ASSERT_OK(r);
233
}
234

235

236
TEST_IMPL(tcp_open) {
237
  struct sockaddr_in addr;
238
  uv_os_sock_t sock;
239
  int r;
240
  uv_tcp_t client2;
241

242
  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
243

244
  startup();
245
  sock = create_tcp_socket();
246

247
  r = uv_tcp_init(uv_default_loop(), &client);
248
  ASSERT_OK(r);
249

250
  r = uv_tcp_open(&client, sock);
251
  ASSERT_OK(r);
252

253
  r = uv_tcp_connect(&connect_req,
254
                     &client,
255
                     (const struct sockaddr*) &addr,
256
                     connect_cb);
257
  ASSERT_OK(r);
258

259
#ifndef _WIN32
260
  {
261
    r = uv_tcp_init(uv_default_loop(), &client2);
262
    ASSERT_OK(r);
263

264
    r = uv_tcp_open(&client2, sock);
265
    ASSERT_EQ(r, UV_EEXIST);
266

267
    uv_close((uv_handle_t*) &client2, NULL);
268
  }
269
#else  /* _WIN32 */
270
  (void)client2;
271
#endif
272

273
  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
274

275
  ASSERT_EQ(1, shutdown_cb_called);
276
  ASSERT_EQ(1, connect_cb_called);
277
  ASSERT_EQ(1, write_cb_called);
278
  ASSERT_EQ(1, close_cb_called);
279

280
  MAKE_VALGRIND_HAPPY(uv_default_loop());
281
  return 0;
282
}
283

284

285
TEST_IMPL(tcp_open_twice) {
286
  uv_tcp_t client;
287
  uv_os_sock_t sock1, sock2;
288
  int r;
289

290
  startup();
291
  sock1 = create_tcp_socket();
292
  sock2 = create_tcp_socket();
293

294
  r = uv_tcp_init(uv_default_loop(), &client);
295
  ASSERT_OK(r);
296

297
  r = uv_tcp_open(&client, sock1);
298
  ASSERT_OK(r);
299

300
  r = uv_tcp_open(&client, sock2);
301
  ASSERT_EQ(r, UV_EBUSY);
302
  close_socket(sock2);
303

304
  uv_close((uv_handle_t*) &client, NULL);
305
  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
306

307
  MAKE_VALGRIND_HAPPY(uv_default_loop());
308
  return 0;
309
}
310

311

312
TEST_IMPL(tcp_open_bound) {
313
  struct sockaddr_in addr;
314
  uv_tcp_t server;
315
  uv_os_sock_t sock;
316

317
  startup();
318
  sock = create_tcp_socket();
319

320
  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
321

322
  ASSERT_OK(uv_tcp_init(uv_default_loop(), &server));
323

324
  ASSERT_OK(bind(sock, (struct sockaddr*) &addr, sizeof(addr)));
325

326
  ASSERT_OK(uv_tcp_open(&server, sock));
327

328
  ASSERT_OK(uv_listen((uv_stream_t*) &server, 128, NULL));
329

330
  MAKE_VALGRIND_HAPPY(uv_default_loop());
331
  return 0;
332
}
333

334

335
TEST_IMPL(tcp_open_connected) {
336
  struct sockaddr_in addr;
337
  uv_tcp_t client;
338
  uv_os_sock_t sock;
339
  uv_buf_t buf = uv_buf_init("PING", 4);
340

341
  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
342

343
  startup();
344
  sock = create_tcp_socket();
345

346
  ASSERT_OK(connect(sock, (struct sockaddr*) &addr,  sizeof(addr)));
347

348
  ASSERT_OK(uv_tcp_init(uv_default_loop(), &client));
349

350
  ASSERT_OK(uv_tcp_open(&client, sock));
351

352
  ASSERT_OK(uv_write(&write_req,
353
                     (uv_stream_t*) &client,
354
                     &buf,
355
                     1,
356
                     write_cb));
357

358
  ASSERT_OK(uv_shutdown(&shutdown_req,
359
                        (uv_stream_t*) &client,
360
                        shutdown_cb));
361

362
  ASSERT_OK(uv_read_start((uv_stream_t*) &client, alloc_cb, read_cb));
363

364
  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
365

366
  ASSERT_EQ(1, shutdown_cb_called);
367
  ASSERT_EQ(1, write_cb_called);
368
  ASSERT_EQ(1, close_cb_called);
369

370
  MAKE_VALGRIND_HAPPY(uv_default_loop());
371
  return 0;
372
}
373

374

375
TEST_IMPL(tcp_write_ready) {
376
  struct sockaddr_in addr;
377
  uv_os_sock_t sock;
378
  int r;
379

380
  ASSERT_OK(uv_ip4_addr("127.0.0.1", TEST_PORT, &addr));
381

382
  startup();
383
  sock = create_tcp_socket();
384

385
  r = uv_tcp_init(uv_default_loop(), &client);
386
  ASSERT_OK(r);
387

388
  r = uv_tcp_open(&client, sock);
389
  ASSERT_OK(r);
390

391
  r = uv_tcp_connect(&connect_req,
392
                     &client,
393
                     (const struct sockaddr*) &addr,
394
                     connect1_cb);
395
  ASSERT_OK(r);
396

397
  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
398

399
  ASSERT_EQ(1, shutdown_cb_called);
400
  ASSERT_EQ(1, shutdown_requested);
401
  ASSERT_EQ(1, connect_cb_called);
402
  ASSERT_GT(write_cb_called, 0);
403
  ASSERT_EQ(1, close_cb_called);
404

405
  MAKE_VALGRIND_HAPPY(uv_default_loop());
406
  return 0;
407
}
408