1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22#include "test.h"
23
24#ifdef HAVE_SYS_TYPES_H
25#include <sys/types.h>
26#endif
27#ifdef HAVE_SYS_STAT_H
28#include <sys/stat.h>
29#endif
30#ifdef HAVE_STRING_H
31#include <string.h>
32#endif
33
34#include "testutil.h"
35#include "warnless.h"
36#include "memdebug.h"
37
38#define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
39#define MULTI_PERFORM_HANG_TIMEOUT 60 * 1000
40
41#define NUM_HANDLES 4
42
43int test(char *URL)
44{
45  int res = 0;
46  CURL *curl[NUM_HANDLES];
47  int running;
48  char done=FALSE;
49  CURLM *m;
50  int i, j;
51  struct timeval ml_start;
52  struct timeval mp_start;
53  char ml_timedout = FALSE;
54  char mp_timedout = FALSE;
55  char target_url[256];
56
57  if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
58    fprintf(stderr, "curl_global_init() failed\n");
59    return TEST_ERR_MAJOR_BAD;
60  }
61
62  if ((m = curl_multi_init()) == NULL) {
63    fprintf(stderr, "curl_multi_init() failed\n");
64    curl_global_cleanup();
65    return TEST_ERR_MAJOR_BAD;
66  }
67
68  /* get NUM_HANDLES easy handles */
69  for(i=0; i < NUM_HANDLES; i++) {
70    curl[i] = curl_easy_init();
71    if(!curl[i]) {
72      fprintf(stderr, "curl_easy_init() failed "
73              "on handle #%d\n", i);
74      for (j=i-1; j >= 0; j--) {
75        curl_multi_remove_handle(m, curl[j]);
76        curl_easy_cleanup(curl[j]);
77      }
78      curl_multi_cleanup(m);
79      curl_global_cleanup();
80      return TEST_ERR_MAJOR_BAD + i;
81    }
82    sprintf(target_url, "%s%04i", URL, i + 1);
83    target_url[sizeof(target_url) - 1] = '\0';
84
85    res = curl_easy_setopt(curl[i], CURLOPT_URL, target_url);
86    if(res) {
87      fprintf(stderr, "curl_easy_setopt() failed "
88              "on handle #%d\n", i);
89      for (j=i; j >= 0; j--) {
90        curl_multi_remove_handle(m, curl[j]);
91        curl_easy_cleanup(curl[j]);
92      }
93      curl_multi_cleanup(m);
94      curl_global_cleanup();
95      return TEST_ERR_MAJOR_BAD + i;
96    }
97
98    /* go verbose */
99    res = curl_easy_setopt(curl[i], CURLOPT_VERBOSE, 1L);
100    if(res) {
101      fprintf(stderr, "curl_easy_setopt() failed "
102              "on handle #%d\n", i);
103      for (j=i; j >= 0; j--) {
104        curl_multi_remove_handle(m, curl[j]);
105        curl_easy_cleanup(curl[j]);
106      }
107      curl_multi_cleanup(m);
108      curl_global_cleanup();
109      return TEST_ERR_MAJOR_BAD + i;
110    }
111
112    /* include headers */
113    res = curl_easy_setopt(curl[i], CURLOPT_HEADER, 1L);
114    if(res) {
115      fprintf(stderr, "curl_easy_setopt() failed "
116              "on handle #%d\n", i);
117      for (j=i; j >= 0; j--) {
118        curl_multi_remove_handle(m, curl[j]);
119        curl_easy_cleanup(curl[j]);
120      }
121      curl_multi_cleanup(m);
122      curl_global_cleanup();
123      return TEST_ERR_MAJOR_BAD + i;
124    }
125
126    /* add handle to multi */
127    if ((res = (int)curl_multi_add_handle(m, curl[i])) != CURLM_OK) {
128      fprintf(stderr, "curl_multi_add_handle() failed, "
129              "on handle #%d with code %d\n", i, res);
130      curl_easy_cleanup(curl[i]);
131      for (j=i-1; j >= 0; j--) {
132        curl_multi_remove_handle(m, curl[j]);
133        curl_easy_cleanup(curl[j]);
134      }
135      curl_multi_cleanup(m);
136      curl_global_cleanup();
137      return TEST_ERR_MAJOR_BAD + i;
138    }
139  }
140
141  curl_multi_setopt(m, CURLMOPT_PIPELINING, 1L);
142
143  ml_timedout = FALSE;
144  ml_start = tutil_tvnow();
145
146  fprintf(stderr, "Start at URL 0\n");
147
148  while (!done) {
149    fd_set rd, wr, exc;
150    int max_fd;
151    struct timeval interval;
152
153    interval.tv_sec = 1;
154    interval.tv_usec = 0;
155
156    if (tutil_tvdiff(tutil_tvnow(), ml_start) >
157        MAIN_LOOP_HANG_TIMEOUT) {
158      ml_timedout = TRUE;
159      break;
160    }
161    mp_timedout = FALSE;
162    mp_start = tutil_tvnow();
163
164    while (res == CURLM_CALL_MULTI_PERFORM) {
165      res = (int)curl_multi_perform(m, &running);
166      if (tutil_tvdiff(tutil_tvnow(), mp_start) >
167          MULTI_PERFORM_HANG_TIMEOUT) {
168        mp_timedout = TRUE;
169        break;
170      }
171      if (running <= 0) {
172        done = TRUE; /* bail out */
173        break;
174      }
175    }
176    if (mp_timedout || done)
177      break;
178
179    if (res != CURLM_OK) {
180      fprintf(stderr, "not okay???\n");
181      break;
182    }
183
184    FD_ZERO(&rd);
185    FD_ZERO(&wr);
186    FD_ZERO(&exc);
187    max_fd = 0;
188
189    if (curl_multi_fdset(m, &rd, &wr, &exc, &max_fd) != CURLM_OK) {
190      fprintf(stderr, "unexpected failured of fdset.\n");
191      res = 189;
192      break;
193    }
194
195    if (select_test(max_fd+1, &rd, &wr, &exc, &interval) == -1) {
196      fprintf(stderr, "bad select??\n");
197      res = 195;
198      break;
199    }
200
201    res = CURLM_CALL_MULTI_PERFORM;
202  }
203
204  if (ml_timedout || mp_timedout) {
205    if (ml_timedout) fprintf(stderr, "ml_timedout\n");
206    if (mp_timedout) fprintf(stderr, "mp_timedout\n");
207    fprintf(stderr, "ABORTING TEST, since it seems "
208            "that it would have run forever.\n");
209    res = TEST_ERR_RUNS_FOREVER;
210  }
211
212/* test_cleanup: */
213
214  /* cleanup NUM_HANDLES easy handles */
215  for(i=0; i < NUM_HANDLES; i++) {
216    curl_multi_remove_handle(m, curl[i]);
217    curl_easy_cleanup(curl[i]);
218  }
219
220  curl_multi_cleanup(m);
221  curl_global_cleanup();
222
223  return res;
224}
225