1 /* DO NOT CHANGE THIS LINE */
2 /*
3 This file is part of libmicrohttpd
4 Copyright (C) 2007, 2009 Christian Grothoff
5
6 libmicrohttpd is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 2, or (at your
9 option) any later version.
10
11 libmicrohttpd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with libmicrohttpd; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA.
20 */
21
22 /**
23 * @file daemontest_get_response_cleanup.c
24 * @brief Testcase for libmicrohttpd response cleanup
25 * @author Christian Grothoff
26 */
27
28 #include "MHD_config.h"
29 #include "platform.h"
30 #include <microhttpd.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <time.h>
35 #include <sys/types.h>
36 #include <sys/wait.h>
37 #include <fcntl.h>
38
39 #ifndef WINDOWS
40 #include <sys/socket.h>
41 #include <unistd.h>
42 #endif
43
44 #ifdef _WIN32
45 #ifndef WIN32_LEAN_AND_MEAN
46 #define WIN32_LEAN_AND_MEAN 1
47 #endif /* !WIN32_LEAN_AND_MEAN */
48 #include <windows.h>
49 #endif
50
51 #if defined(CPU_COUNT) && (CPU_COUNT+0) < 2
52 #undef CPU_COUNT
53 #endif
54 #if !defined(CPU_COUNT)
55 #define CPU_COUNT 2
56 #endif
57
58 #define TESTSTR "/* DO NOT CHANGE THIS LINE */"
59
60 static int oneone;
61
62 static int ok;
63
64
65 static pid_t
fork_curl(const char * url)66 fork_curl (const char *url)
67 {
68 pid_t ret;
69
70 ret = fork();
71 if (ret != 0)
72 return ret;
73 execlp ("curl", "curl", "-s", "-N", "-o", "/dev/null", "-GET", url, NULL);
74 fprintf (stderr,
75 "Failed to exec curl: %s\n",
76 strerror (errno));
77 _exit (-1);
78 }
79
80 static void
kill_curl(pid_t pid)81 kill_curl (pid_t pid)
82 {
83 int status;
84
85 //fprintf (stderr, "Killing curl\n");
86 kill (pid, SIGTERM);
87 waitpid (pid, &status, 0);
88 }
89
90
91 static ssize_t
push_callback(void * cls,uint64_t pos,char * buf,size_t max)92 push_callback (void *cls, uint64_t pos, char *buf, size_t max)
93 {
94 if (max == 0)
95 return 0;
96 buf[0] = 'd';
97 return 1;
98 }
99
100 static void
push_free_callback(void * cls)101 push_free_callback (void *cls)
102 {
103 int *ok = cls;
104
105 //fprintf (stderr, "Cleanup callback called!\n");
106 *ok = 0;
107 }
108
109
110 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)111 ahc_echo (void *cls,
112 struct MHD_Connection *connection,
113 const char *url,
114 const char *method,
115 const char *version,
116 const char *upload_data, size_t *upload_data_size,
117 void **unused)
118 {
119 static int ptr;
120 const char *me = cls;
121 struct MHD_Response *response;
122 int ret;
123
124 //fprintf (stderr, "In CB: %s!\n", method);
125 if (0 != strcmp (me, method))
126 return MHD_NO; /* unexpected method */
127 if (&ptr != *unused)
128 {
129 *unused = &ptr;
130 return MHD_YES;
131 }
132 *unused = NULL;
133 response = MHD_create_response_from_callback (MHD_SIZE_UNKNOWN,
134 32 * 1024,
135 &push_callback,
136 &ok,
137 &push_free_callback);
138 ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
139 MHD_destroy_response (response);
140 if (ret == MHD_NO)
141 abort ();
142 return ret;
143 }
144
145
146 static int
testInternalGet()147 testInternalGet ()
148 {
149 struct MHD_Daemon *d;
150 pid_t curl;
151
152 ok = 1;
153 d = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY | MHD_USE_DEBUG,
154 11080, NULL, NULL, &ahc_echo, "GET", MHD_OPTION_END);
155 if (d == NULL)
156 return 1;
157 curl = fork_curl ("http://127.0.0.1:11080/");
158 sleep (1);
159 kill_curl (curl);
160 sleep (1);
161 // fprintf (stderr, "Stopping daemon!\n");
162 MHD_stop_daemon (d);
163 if (ok != 0)
164 return 2;
165 return 0;
166 }
167
168 static int
testMultithreadedGet()169 testMultithreadedGet ()
170 {
171 struct MHD_Daemon *d;
172 pid_t curl;
173
174 d = MHD_start_daemon (MHD_USE_THREAD_PER_CONNECTION | MHD_USE_DEBUG,
175 1081, NULL, NULL, &ahc_echo, "GET",
176 MHD_OPTION_CONNECTION_TIMEOUT, (unsigned int) 2,
177 MHD_OPTION_END);
178 if (d == NULL)
179 return 16;
180 ok = 1;
181 //fprintf (stderr, "Forking cURL!\n");
182 curl = fork_curl ("http://127.0.0.1:1081/");
183 sleep (1);
184 kill_curl (curl);
185 sleep (1);
186 curl = fork_curl ("http://127.0.0.1:1081/");
187 sleep (1);
188 if (ok != 0)
189 {
190 kill_curl (curl);
191 MHD_stop_daemon (d);
192 return 64;
193 }
194 kill_curl (curl);
195 sleep (1);
196 //fprintf (stderr, "Stopping daemon!\n");
197 MHD_stop_daemon (d);
198 if (ok != 0)
199 return 32;
200
201 return 0;
202 }
203
204 static int
testMultithreadedPoolGet()205 testMultithreadedPoolGet ()
206 {
207 struct MHD_Daemon *d;
208 pid_t curl;
209
210 d = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY | MHD_USE_DEBUG,
211 1081, NULL, NULL, &ahc_echo, "GET",
212 MHD_OPTION_THREAD_POOL_SIZE, CPU_COUNT, MHD_OPTION_END);
213 if (d == NULL)
214 return 64;
215 ok = 1;
216 curl = fork_curl ("http://127.0.0.1:1081/");
217 sleep (1);
218 kill_curl (curl);
219 sleep (1);
220 //fprintf (stderr, "Stopping daemon!\n");
221 MHD_stop_daemon (d);
222 if (ok != 0)
223 return 128;
224 return 0;
225 }
226
227 static int
testExternalGet()228 testExternalGet ()
229 {
230 struct MHD_Daemon *d;
231 fd_set rs;
232 fd_set ws;
233 fd_set es;
234 MHD_socket max;
235 time_t start;
236 struct timeval tv;
237 pid_t curl;
238
239 d = MHD_start_daemon (MHD_USE_DEBUG,
240 1082, NULL, NULL, &ahc_echo, "GET", MHD_OPTION_END);
241 if (d == NULL)
242 return 256;
243 curl = fork_curl ("http://127.0.0.1:1082/");
244
245 start = time (NULL);
246 while ((time (NULL) - start < 2))
247 {
248 max = 0;
249 FD_ZERO (&rs);
250 FD_ZERO (&ws);
251 FD_ZERO (&es);
252 if (MHD_YES != MHD_get_fdset (d, &rs, &ws, &es, &max))
253 {
254 MHD_stop_daemon (d);
255 return 4096;
256 }
257 tv.tv_sec = 0;
258 tv.tv_usec = 1000;
259 select (max + 1, &rs, &ws, &es, &tv);
260 MHD_run (d);
261 }
262 kill_curl (curl);
263 start = time (NULL);
264 while ((time (NULL) - start < 2))
265 {
266 max = 0;
267 FD_ZERO (&rs);
268 FD_ZERO (&ws);
269 FD_ZERO (&es);
270 if (MHD_YES != MHD_get_fdset (d, &rs, &ws, &es, &max))
271 {
272 MHD_stop_daemon (d);
273 return 4096;
274 }
275 tv.tv_sec = 0;
276 tv.tv_usec = 1000;
277 select (max + 1, &rs, &ws, &es, &tv);
278 MHD_run (d);
279 }
280 // fprintf (stderr, "Stopping daemon!\n");
281 MHD_stop_daemon (d);
282 if (ok != 0)
283 return 1024;
284 return 0;
285 }
286
287
288 int
main(int argc,char * const * argv)289 main (int argc, char *const *argv)
290 {
291 unsigned int errorCount = 0;
292
293 oneone = (NULL != strrchr (argv[0], (int) '/')) ?
294 (NULL != strstr (strrchr (argv[0], (int) '/'), "11")) : 0;
295 errorCount += testInternalGet ();
296 errorCount += testMultithreadedGet ();
297 errorCount += testMultithreadedPoolGet ();
298 errorCount += testExternalGet ();
299 if (errorCount != 0)
300 fprintf (stderr, "Error (code: %u)\n", errorCount);
301 return errorCount != 0; /* 0 == pass */
302 }
303