1/***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2020, 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 https://curl.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/*
31 * Source code in here hugely as reported in bug report 651464 by
32 * Christopher R. Palmer.
33 *
34 * Use multi interface to get document over proxy with bad port number.
35 * This caused the interface to "hang" in libcurl 7.10.2.
36 */
37int test(char *URL)
38{
39 CURL *c = NULL;
40 int res = 0;
41 CURLM *m = NULL;
42 fd_set rd, wr, exc;
43 int running;
44
45 start_test_timing();
46
47 global_init(CURL_GLOBAL_ALL);
48
49 easy_init(c);
50
51 /* The point here is that there must not be anything running on the given
52 proxy port */
53 if(libtest_arg2)
54 easy_setopt(c, CURLOPT_PROXY, libtest_arg2);
55 easy_setopt(c, CURLOPT_URL, URL);
56 easy_setopt(c, CURLOPT_VERBOSE, 1L);
57
58 multi_init(m);
59
60 multi_add_handle(m, c);
61
62 for(;;) {
63 struct timeval interval;
64 int maxfd = -99;
65
66 interval.tv_sec = 1;
67 interval.tv_usec = 0;
68
69 fprintf(stderr, "curl_multi_perform()\n");
70
71 multi_perform(m, &running);
72
73 abort_on_test_timeout();
74
75 if(!running) {
76 /* This is where this code is expected to reach */
77 int numleft;
78 CURLMsg *msg = curl_multi_info_read(m, &numleft);
79 fprintf(stderr, "Expected: not running\n");
80 if(msg && !numleft)
81 res = TEST_ERR_SUCCESS; /* this is where we should be */
82 else
83 res = TEST_ERR_FAILURE; /* not correct */
84 break; /* done */
85 }
86 fprintf(stderr, "running == %d\n", running);
87
88 FD_ZERO(&rd);
89 FD_ZERO(&wr);
90 FD_ZERO(&exc);
91
92 fprintf(stderr, "curl_multi_fdset()\n");
93
94 multi_fdset(m, &rd, &wr, &exc, &maxfd);
95
96 /* At this point, maxfd is guaranteed to be greater or equal than -1. */
97
98 select_test(maxfd + 1, &rd, &wr, &exc, &interval);
99
100 abort_on_test_timeout();
101 }
102
103test_cleanup:
104
105 /* proper cleanup sequence - type PA */
106
107 curl_multi_remove_handle(m, c);
108 curl_multi_cleanup(m);
109 curl_easy_cleanup(c);
110 curl_global_cleanup();
111
112 return res;
113}
114