1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 2013, Linus Nielsen Feltzing <linus@haxx.se>
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#include "testutil.h"
25#include "warnless.h"
26#include "memdebug.h"
27
28#define TEST_HANG_TIMEOUT 60 * 1000
29
30#define NUM_HANDLES 4
31
32int test(char *URL)
33{
34  int res = 0;
35  CURL *curl[NUM_HANDLES] = {0};
36  int running;
37  CURLM *m = NULL;
38  int i;
39  char target_url[256];
40  char dnsentry[256];
41  struct curl_slist *slist = NULL, *slist2;
42  char *port = libtest_arg3;
43  char *address = libtest_arg2;
44
45  (void)URL;
46
47  /* Create fake DNS entries for serverX.example.com for all handles */
48  for(i=0; i < NUM_HANDLES; i++) {
49    sprintf(dnsentry, "server%d.example.com:%s:%s", i + 1, port, address);
50    printf("%s\n", dnsentry);
51    slist2 = curl_slist_append(slist, dnsentry);
52    if(!slist2) {
53      fprintf(stderr, "curl_slist_append() failed\n");
54      goto test_cleanup;
55    }
56    slist = slist2;
57  }
58
59  start_test_timing();
60
61  global_init(CURL_GLOBAL_ALL);
62
63  multi_init(m);
64
65  multi_setopt(m, CURLMOPT_MAXCONNECTS, 3L);
66
67  /* get NUM_HANDLES easy handles */
68  for(i=0; i < NUM_HANDLES; i++) {
69    /* get an easy handle */
70    easy_init(curl[i]);
71    /* specify target */
72    sprintf(target_url, "http://server%d.example.com:%s/path/1506%04i",
73            i + 1, port, i + 1);
74    target_url[sizeof(target_url) - 1] = '\0';
75    easy_setopt(curl[i], CURLOPT_URL, target_url);
76    /* go verbose */
77    easy_setopt(curl[i], CURLOPT_VERBOSE, 1L);
78    /* include headers */
79    easy_setopt(curl[i], CURLOPT_HEADER, 1L);
80
81    easy_setopt(curl[i], CURLOPT_RESOLVE, slist);
82  }
83
84  fprintf(stderr, "Start at URL 0\n");
85
86  for(i=0; i < NUM_HANDLES; i++) {
87    /* add handle to multi */
88    multi_add_handle(m, curl[i]);
89
90    for(;;) {
91      struct timeval interval;
92      fd_set rd, wr, exc;
93      int maxfd = -99;
94
95      interval.tv_sec = 1;
96      interval.tv_usec = 0;
97
98      multi_perform(m, &running);
99
100      abort_on_test_timeout();
101
102      if(!running)
103        break; /* done */
104
105      FD_ZERO(&rd);
106      FD_ZERO(&wr);
107      FD_ZERO(&exc);
108
109      multi_fdset(m, &rd, &wr, &exc, &maxfd);
110
111      /* At this point, maxfd is guaranteed to be greater or equal than -1. */
112
113      select_test(maxfd+1, &rd, &wr, &exc, &interval);
114
115      abort_on_test_timeout();
116    }
117    wait_ms(1); /* to ensure different end times */
118  }
119
120test_cleanup:
121
122  /* proper cleanup sequence - type PB */
123
124  for(i=0; i < NUM_HANDLES; i++) {
125    curl_multi_remove_handle(m, curl[i]);
126    curl_easy_cleanup(curl[i]);
127  }
128
129  curl_slist_free_all(slist);
130
131  curl_multi_cleanup(m);
132  curl_global_cleanup();
133
134  return res;
135}
136