1 /*
2 This file is part of libmicrohttpd
3 Copyright (C) 2007, 2008 Christian Grothoff
4
5 libmicrohttpd is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 2, or (at your
8 option) any later version.
9
10 libmicrohttpd is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with libmicrohttpd; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19 */
20
21 /**
22 * @file test_put_large.c
23 * @brief Testcase for libmicrohttpd PUT operations
24 * @author Christian Grothoff
25 */
26
27 #include "MHD_config.h"
28 #include "platform.h"
29 #include <curl/curl.h>
30 #include <microhttpd.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <time.h>
34
35 #ifndef WINDOWS
36 #include <unistd.h>
37 #endif
38
39 #include "socat.c"
40
41 static int oneone;
42
43 /**
44 * Do not make this much larger since we will hit the
45 * MHD default buffer limit and the test code is not
46 * written for incremental upload processing...
47 */
48 #define PUT_SIZE (256 * 1024)
49
50 static char *put_buffer;
51
52 struct CBC
53 {
54 char *buf;
55 size_t pos;
56 size_t size;
57 };
58
59 static size_t
putBuffer(void * stream,size_t size,size_t nmemb,void * ptr)60 putBuffer (void *stream, size_t size, size_t nmemb, void *ptr)
61 {
62 unsigned int *pos = ptr;
63 unsigned int wrt;
64
65 wrt = size * nmemb;
66 if (wrt > PUT_SIZE - (*pos))
67 wrt = PUT_SIZE - (*pos);
68 memcpy (stream, &put_buffer[*pos], wrt);
69 (*pos) += wrt;
70 return wrt;
71 }
72
73 static size_t
copyBuffer(void * ptr,size_t size,size_t nmemb,void * ctx)74 copyBuffer (void *ptr, size_t size, size_t nmemb, void *ctx)
75 {
76 struct CBC *cbc = ctx;
77
78 if (cbc->pos + size * nmemb > cbc->size)
79 return 0; /* overflow */
80 memcpy (&cbc->buf[cbc->pos], ptr, size * nmemb);
81 cbc->pos += size * nmemb;
82 return size * nmemb;
83 }
84
85 static int
ahc_echo(void * cls,struct MHD_Connection * connection,const char * url,const char * method,const char * version,const char * upload_data,size_t * upload_data_size,void ** unused)86 ahc_echo (void *cls,
87 struct MHD_Connection *connection,
88 const char *url,
89 const char *method,
90 const char *version,
91 const char *upload_data, size_t *upload_data_size,
92 void **unused)
93 {
94 int *done = cls;
95 struct MHD_Response *response;
96 int ret;
97
98 if (0 != strcmp ("PUT", method))
99 return MHD_NO; /* unexpected method */
100 if ((*done) == 0)
101 {
102 if (*upload_data_size != PUT_SIZE)
103 {
104 #if 0
105 fprintf (stderr,
106 "Waiting for more data (%u/%u)...\n",
107 *upload_data_size, PUT_SIZE);
108 #endif
109 return MHD_YES; /* not yet ready */
110 }
111 if (0 == memcmp (upload_data, put_buffer, PUT_SIZE))
112 {
113 *upload_data_size = 0;
114 }
115 else
116 {
117 return MHD_NO;
118 }
119 *done = 1;
120 return MHD_YES;
121 }
122 response = MHD_create_response_from_buffer (strlen (url),
123 (void *) url,
124 MHD_RESPMEM_MUST_COPY);
125 ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
126 MHD_destroy_response (response);
127 return ret;
128 }
129
130
131 static int
testInternalPut()132 testInternalPut ()
133 {
134 struct MHD_Daemon *d;
135 CURL *c;
136 struct CBC cbc;
137 unsigned int pos = 0;
138 int done_flag = 0;
139 char buf[2048];
140 int i;
141
142 cbc.buf = buf;
143 cbc.size = 2048;
144 cbc.pos = 0;
145 d = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY /* | MHD_USE_DEBUG */ ,
146 11080,
147 NULL, NULL, &ahc_echo, &done_flag, MHD_OPTION_END);
148 if (d == NULL)
149 return 1;
150 zzuf_socat_start ();
151 for (i = 0; i < LOOP_COUNT; i++)
152 {
153 fprintf (stderr, ".");
154
155 c = curl_easy_init ();
156 curl_easy_setopt (c, CURLOPT_URL, "http://localhost:11081/hello_world");
157 curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, ©Buffer);
158 curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc);
159 curl_easy_setopt (c, CURLOPT_READFUNCTION, &putBuffer);
160 curl_easy_setopt (c, CURLOPT_READDATA, &pos);
161 curl_easy_setopt (c, CURLOPT_UPLOAD, 1L);
162 curl_easy_setopt (c, CURLOPT_INFILESIZE, (long) PUT_SIZE);
163 curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
164 curl_easy_setopt (c, CURLOPT_TIMEOUT_MS, CURL_TIMEOUT);
165 if (oneone)
166 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
167 else
168 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
169 curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT_MS, CURL_TIMEOUT);
170 // NOTE: use of CONNECTTIMEOUT without also
171 // setting NOSIGNAL results in really weird
172 // crashes on my system!
173 curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
174 curl_easy_perform (c);
175 curl_easy_cleanup (c);
176 }
177 fprintf (stderr, "\n");
178 zzuf_socat_stop ();
179 MHD_stop_daemon (d);
180 return 0;
181 }
182
183 static int
testMultithreadedPut()184 testMultithreadedPut ()
185 {
186 struct MHD_Daemon *d;
187 CURL *c;
188 struct CBC cbc;
189 unsigned int pos = 0;
190 int done_flag = 0;
191 char buf[2048];
192 int i;
193
194 cbc.buf = buf;
195 cbc.size = 2048;
196 cbc.pos = 0;
197 d = MHD_start_daemon (MHD_USE_THREAD_PER_CONNECTION /* | MHD_USE_DEBUG */ ,
198 11080,
199 NULL, NULL, &ahc_echo, &done_flag, MHD_OPTION_END);
200 if (d == NULL)
201 return 16;
202 zzuf_socat_start ();
203 for (i = 0; i < LOOP_COUNT; i++)
204 {
205 fprintf (stderr, ".");
206
207 c = curl_easy_init ();
208 curl_easy_setopt (c, CURLOPT_URL, "http://localhost:11081/hello_world");
209 curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, ©Buffer);
210 curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc);
211 curl_easy_setopt (c, CURLOPT_READFUNCTION, &putBuffer);
212 curl_easy_setopt (c, CURLOPT_READDATA, &pos);
213 curl_easy_setopt (c, CURLOPT_UPLOAD, 1L);
214 curl_easy_setopt (c, CURLOPT_INFILESIZE, (long) PUT_SIZE);
215 curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
216 curl_easy_setopt (c, CURLOPT_TIMEOUT_MS, CURL_TIMEOUT);
217 if (oneone)
218 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
219 else
220 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
221 curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT_MS, CURL_TIMEOUT);
222 // NOTE: use of CONNECTTIMEOUT without also
223 // setting NOSIGNAL results in really weird
224 // crashes on my system!
225 curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
226 curl_easy_perform (c);
227 curl_easy_cleanup (c);
228 }
229 fprintf (stderr, "\n");
230 zzuf_socat_stop ();
231 MHD_stop_daemon (d);
232 return 0;
233 }
234
235
236 static int
testExternalPut()237 testExternalPut ()
238 {
239 struct MHD_Daemon *d;
240 CURL *c;
241 struct CBC cbc;
242 CURLM *multi;
243 CURLMcode mret;
244 fd_set rs;
245 fd_set ws;
246 fd_set es;
247 int max;
248 int running;
249 time_t start;
250 struct timeval tv;
251 unsigned int pos = 0;
252 int done_flag = 0;
253 char buf[2048];
254 int i;
255
256 cbc.buf = buf;
257 cbc.size = 2048;
258 cbc.pos = 0;
259 multi = NULL;
260 d = MHD_start_daemon (MHD_NO_FLAG /* | MHD_USE_DEBUG */,
261 11080,
262 NULL, NULL, &ahc_echo, &done_flag,
263 MHD_OPTION_CONNECTION_MEMORY_LIMIT,
264 (size_t) (PUT_SIZE * 4), MHD_OPTION_END);
265 if (d == NULL)
266 return 256;
267 multi = curl_multi_init ();
268 if (multi == NULL)
269 {
270 MHD_stop_daemon (d);
271 return 512;
272 }
273 zzuf_socat_start ();
274 for (i = 0; i < LOOP_COUNT; i++)
275 {
276 fprintf (stderr, ".");
277
278 c = curl_easy_init ();
279 curl_easy_setopt (c, CURLOPT_URL, "http://localhost:11081/hello_world");
280 curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, ©Buffer);
281 curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc);
282 curl_easy_setopt (c, CURLOPT_READFUNCTION, &putBuffer);
283 curl_easy_setopt (c, CURLOPT_READDATA, &pos);
284 curl_easy_setopt (c, CURLOPT_UPLOAD, 1L);
285 curl_easy_setopt (c, CURLOPT_INFILESIZE, (long) PUT_SIZE);
286 curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
287 curl_easy_setopt (c, CURLOPT_TIMEOUT_MS, CURL_TIMEOUT);
288 if (oneone)
289 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
290 else
291 curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
292 curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT_MS, CURL_TIMEOUT);
293 // NOTE: use of CONNECTTIMEOUT without also
294 // setting NOSIGNAL results in really weird
295 // crashes on my system!
296 curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
297
298
299
300 mret = curl_multi_add_handle (multi, c);
301 if (mret != CURLM_OK)
302 {
303 curl_multi_cleanup (multi);
304 curl_easy_cleanup (c);
305 zzuf_socat_stop ();
306 MHD_stop_daemon (d);
307 return 1024;
308 }
309 start = time (NULL);
310 while ((time (NULL) - start < 5) && (c != NULL))
311 {
312 max = 0;
313 FD_ZERO (&rs);
314 FD_ZERO (&ws);
315 FD_ZERO (&es);
316 curl_multi_perform (multi, &running);
317 mret = curl_multi_fdset (multi, &rs, &ws, &es, &max);
318 if (mret != CURLM_OK)
319 {
320 curl_multi_remove_handle (multi, c);
321 curl_multi_cleanup (multi);
322 curl_easy_cleanup (c);
323 zzuf_socat_stop ();
324 MHD_stop_daemon (d);
325 return 2048;
326 }
327 if (MHD_YES != MHD_get_fdset (d, &rs, &ws, &es, &max))
328 {
329 curl_multi_remove_handle (multi, c);
330 curl_multi_cleanup (multi);
331 curl_easy_cleanup (c);
332 zzuf_socat_stop ();
333 MHD_stop_daemon (d);
334 return 4096;
335 }
336 tv.tv_sec = 0;
337 tv.tv_usec = 1000;
338 select (max + 1, &rs, &ws, &es, &tv);
339 curl_multi_perform (multi, &running);
340 if (running == 0)
341 {
342 curl_multi_info_read (multi, &running);
343 curl_multi_remove_handle (multi, c);
344 curl_easy_cleanup (c);
345 c = NULL;
346 }
347 MHD_run (d);
348 }
349 if (c != NULL)
350 {
351 curl_multi_remove_handle (multi, c);
352 curl_easy_cleanup (c);
353 }
354 }
355 fprintf (stderr, "\n");
356 zzuf_socat_stop ();
357 curl_multi_cleanup (multi);
358 MHD_stop_daemon (d);
359 return 0;
360 }
361
362
363 int
main(int argc,char * const * argv)364 main (int argc, char *const *argv)
365 {
366 unsigned int errorCount = 0;
367
368 oneone = (NULL != strrchr (argv[0], (int) '/')) ?
369 (NULL != strstr (strrchr (argv[0], (int) '/'), "11")) : 0;
370 if (0 != curl_global_init (CURL_GLOBAL_WIN32))
371 return 2;
372 put_buffer = malloc (PUT_SIZE);
373 memset (put_buffer, 1, PUT_SIZE);
374 errorCount += testInternalPut ();
375 errorCount += testMultithreadedPut ();
376 errorCount += testExternalPut ();
377 free (put_buffer);
378 if (errorCount != 0)
379 fprintf (stderr, "Error (code: %u)\n", errorCount);
380 curl_global_cleanup ();
381 return errorCount != 0; /* 0 == pass */
382 }
383